@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2) format("woff2"),url(/assets/KaTeX_AMS-Regular-DMm9YOAa.woff) format("woff"),url(/assets/KaTeX_AMS-Regular-DRggAlZN.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Regular-wX97UBjC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff) format("woff"),url(/assets/KaTeX_Fraktur-Bold-BdnERNNW.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff) format("woff"),url(/assets/KaTeX_Fraktur-Regular-CB_wures.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Main-Bold-Cx986IdX.woff2) format("woff2"),url(/assets/KaTeX_Main-Bold-Jm3AIy58.woff) format("woff"),url(/assets/KaTeX_Main-Bold-waoOVXN0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2) format("woff2"),url(/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff) format("woff"),url(/assets/KaTeX_Main-BoldItalic-DzxPMmG6.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2) format("woff2"),url(/assets/KaTeX_Main-Italic-BMLOBm91.woff) format("woff"),url(/assets/KaTeX_Main-Italic-3WenGoN9.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Main-Regular-B22Nviop.woff2) format("woff2"),url(/assets/KaTeX_Main-Regular-Dr94JaBh.woff) format("woff"),url(/assets/KaTeX_Main-Regular-ypZvNtVU.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2) format("woff2"),url(/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff) format("woff"),url(/assets/KaTeX_Math-BoldItalic-B3XSjfu4.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Math-Italic-t53AETM-.woff2) format("woff2"),url(/assets/KaTeX_Math-Italic-DA0__PXp.woff) format("woff"),url(/assets/KaTeX_Math-Italic-flOr_0UB.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff) format("woff"),url(/assets/KaTeX_SansSerif-Bold-CFMepnvq.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff) format("woff"),url(/assets/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff) format("woff"),url(/assets/KaTeX_SansSerif-Regular-BNo7hRIc.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Script-Regular-D3wIWfF6.woff2) format("woff2"),url(/assets/KaTeX_Script-Regular-D5yQViql.woff) format("woff"),url(/assets/KaTeX_Script-Regular-C5JkGWo-.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2) format("woff2"),url(/assets/KaTeX_Size1-Regular-C195tn64.woff) format("woff"),url(/assets/KaTeX_Size1-Regular-Dbsnue_I.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2) format("woff2"),url(/assets/KaTeX_Size2-Regular-oD1tc_U0.woff) format("woff"),url(/assets/KaTeX_Size2-Regular-B7gKUWhC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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) format("woff2"),url(/assets/KaTeX_Size3-Regular-CTq5MqoE.woff) format("woff"),url(/assets/KaTeX_Size3-Regular-DgpXs0kz.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2) format("woff2"),url(/assets/KaTeX_Size4-Regular-BF-4gkZK.woff) format("woff"),url(/assets/KaTeX_Size4-Regular-DWFBv043.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2) format("woff2"),url(/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff) format("woff"),url(/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf) format("truetype")}.katex{font: 1.21em KaTeX_Main,Times New Roman,serif;line-height:1.2;position:relative;text-indent:0;text-rendering:auto}.katex *{-ms-high-contrast-adjust:none!important;border-color:currentColor}.katex .katex-version:after{content:"0.17.0"}.katex .katex-mathml{border:0;clip-path:inset(50%);height:1px;overflow:hidden;padding:0;position:absolute;width:1px}.katex .katex-html>.newline{display:block}.katex .base{position:relative;white-space:nowrap;width:-moz-min-content;width:min-content}.katex .base,.katex .strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;display:inline-table;table-layout:fixed}.katex .vlist-r{display:table-row}.katex .vlist{display:table-cell;position:relative;vertical-align:bottom}.katex .vlist>span{display:block;height:0;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{overflow:hidden;width:0}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{display:table-cell;font-size:1px;min-width:2px;vertical-align:bottom;width:2px}.katex .vbox{align-items:baseline;display:inline-flex;flex-direction:column}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{display:inline-flex;flex-direction:row}.katex .thinbox{max-width:0;width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline,.katex .hline,.katex .mfrac .frac-line,.katex .overline .overline-line,.katex .rule,.katex .underline .underline-line{min-height:1px}.katex .mspace{display:inline-block}.katex .smash{display:inline;line-height:0}.katex .clap,.katex .llap,.katex .rlap{position:relative;width:0}.katex .clap>.inner,.katex .llap>.inner,.katex .rlap>.inner{position:absolute}.katex .clap>.fix,.katex .llap>.fix,.katex .rlap>.fix{display:inline-block}.katex .llap>.inner{right:0}.katex .clap>.inner,.katex .rlap>.inner{left:0}.katex .clap>.inner>span{margin-left:-50%;margin-right:50%}.katex .rule{border:0 solid;display:inline-block;position:relative}.katex .hline,.katex .overline .overline-line,.katex .underline .underline-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline{border-bottom-style:dashed;display:inline-block;width:100%}.katex .sqrt>.root{margin-left:.2777777778em;margin-right:-.5555555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .sizing.reset-size2.size1{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .sizing.reset-size2.size3{font-size:1.1666666667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .sizing.reset-size2.size6{font-size:1.6666666667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .sizing.reset-size2.size10{font-size:3.4566666667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.1466666667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.7142857143em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.8571428571em}.katex .fontsize-ensurer.reset-size3.size3,.katex .sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .sizing.reset-size3.size4{font-size:1.1428571429em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.2857142857em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.4285714286em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.7142857143em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.0571428571em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.4685714286em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.9628571429em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.5542857143em}.katex .fontsize-ensurer.reset-size4.size1,.katex .sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .sizing.reset-size5.size1{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.7777777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.8888888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .sizing.reset-size5.size6{font-size:1.1111111111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .sizing.reset-size5.size10{font-size:2.3044444444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.7644444444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .sizing.reset-size7.size1{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .sizing.reset-size7.size3{font-size:.5833333333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .sizing.reset-size7.size6{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .sizing.reset-size7.size10{font-size:1.7283333333em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.0733333333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.4861111111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .sizing.reset-size8.size6{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .sizing.reset-size8.size10{font-size:1.4402777778em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.7277777778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.2893518519em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.4050925926em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462962963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.5208333333em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.5787037037em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .sizing.reset-size9.size10{font-size:1.2002314815em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.4398148148em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.2410800386em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.2892960463em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512054em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.3857280617em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.4339440694em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.4821600771em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.5785920926em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.6943105111em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.8331726133em}.katex .fontsize-ensurer.reset-size10.size10,.katex .sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .sizing.reset-size10.size11{font-size:1.1996142719em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.2009646302em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.2411575563em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.2813504823em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.3215434084em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.3617363344em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.4019292605em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.4823151125em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778135em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.6945337621em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.8336012862em}.katex .fontsize-ensurer.reset-size11.size11,.katex .sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{display:inline-block;width:.12em}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .accent .accent-body{position:relative}.katex .accent .accent-body:not(.accent-full){width:0}.katex .overlay{display:block}.katex .mtable .vertical-separator{display:inline-block;min-width:1px}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;display:block;height:inherit;position:absolute;width:100%}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;max-height:none;max-width:none;min-height:0;min-width:0}.katex .stretchy{display:block;overflow:hidden;position:relative;width:100%}.katex .stretchy:after,.katex .stretchy:before{content:""}.katex .hide-tail{overflow:hidden;position:relative;width:100%}.katex .halfarrow-left{left:0;overflow:hidden;position:absolute;width:50.2%}.katex .halfarrow-right{overflow:hidden;position:absolute;right:0;width:50.2%}.katex .brace-left{left:0;overflow:hidden;position:absolute;width:25.1%}.katex .brace-center{left:25%;overflow:hidden;position:absolute;width:50%}.katex .brace-right{overflow:hidden;position:absolute;right:0;width:25.1%}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{border:.04em solid;box-sizing:border-box}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{border-right:.049em solid;border-top:.049em solid;box-sizing:border-box;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{display:inline-block;position:absolute;right:calc(50% + .3em);text-align:left}.katex .cd-label-right{display:inline-block;left:calc(50% + .3em);position:absolute;text-align:right}.katex-display{display:block;margin:1em 0;text-align:center}.katex-display>.katex{display:block;text-align:center;white-space:nowrap}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.tag{left:0;right:auto}.katex-display.fleqn>.katex{padding-left:2em;text-align:left}body{counter-reset:katexEqnNo mmlEqnNo}*,:before,:after{--tw-border-spacing-x: 0;--tw-border-spacing-y: 0;--tw-translate-x: 0;--tw-translate-y: 0;--tw-rotate: 0;--tw-skew-x: 0;--tw-skew-y: 0;--tw-scale-x: 1;--tw-scale-y: 1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness: proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width: 0px;--tw-ring-offset-color: #fff;--tw-ring-color: rgb(59 130 246 / .5);--tw-ring-offset-shadow: 0 0 #0000;--tw-ring-shadow: 0 0 #0000;--tw-shadow: 0 0 #0000;--tw-shadow-colored: 0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }::backdrop{--tw-border-spacing-x: 0;--tw-border-spacing-y: 0;--tw-translate-x: 0;--tw-translate-y: 0;--tw-rotate: 0;--tw-skew-x: 0;--tw-skew-y: 0;--tw-scale-x: 1;--tw-scale-y: 1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness: proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width: 0px;--tw-ring-offset-color: #fff;--tw-ring-color: rgb(59 130 246 / .5);--tw-ring-offset-shadow: 0 0 #0000;--tw-ring-shadow: 0 0 #0000;--tw-shadow: 0 0 #0000;--tw-shadow-colored: 0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }*,:before,:after{box-sizing:border-box;border-width:0;border-style:solid;border-color:#e5e7eb}:before,:after{--tw-content: ""}html,:host{line-height:1.5;-webkit-text-size-adjust:100%;-moz-tab-size:4;-o-tab-size:4;tab-size:4;font-family:ui-sans-serif,system-ui,sans-serif,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol,"Noto Color Emoji";font-feature-settings:normal;font-variation-settings:normal;-webkit-tap-highlight-color:transparent}body{margin:0;line-height:inherit}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-feature-settings:normal;font-variation-settings:normal;font-size:1em}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}button,input,optgroup,select,textarea{font-family:inherit;font-feature-settings:inherit;font-variation-settings:inherit;font-size:100%;font-weight:inherit;line-height:inherit;letter-spacing:inherit;color:inherit;margin:0;padding:0}button,select{text-transform:none}button,input:where([type=button]),input:where([type=reset]),input:where([type=submit]){-webkit-appearance:button;background-color:transparent;background-image:none}:-moz-focusring{outline:auto}:-moz-ui-invalid{box-shadow:none}progress{vertical-align:baseline}::-webkit-inner-spin-button,::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}summary{display:list-item}blockquote,dl,dd,h1,h2,h3,h4,h5,h6,hr,figure,p,pre{margin:0}fieldset{margin:0;padding:0}legend{padding:0}ol,ul,menu{list-style:none;margin:0;padding:0}dialog{padding:0}textarea{resize:vertical}input::-moz-placeholder,textarea::-moz-placeholder{opacity:1;color:#9ca3af}input::placeholder,textarea::placeholder{opacity:1;color:#9ca3af}button,[role=button]{cursor:pointer}:disabled{cursor:default}img,svg,video,canvas,audio,iframe,embed,object{display:block;vertical-align:middle}img,video{max-width:100%;height:auto}[hidden]:where(:not([hidden=until-found])){display:none}.glass-card{background:#ffffff08;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.1);transition:all .3s ease}.glass-card:hover{border-color:#dcb8ff4d;background:#ffffff0d}.bank-page .glass-card,.glass-card--bank{background:#1e1e3299;transition:all .3s cubic-bezier(.4,0,.2,1)}.bank-page .glass-card:hover,.glass-card--bank:hover{border-color:#dcb8ff4d;background:#282846b3}.analytics-page .glass-card{background:#1e1e3299;border:1px solid rgba(255,255,255,.08)}.electric-glow-bg{background:linear-gradient(135deg,#8a2be2,indigo);color:#eed9ff;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.ai-glow{box-shadow:0 0 20px #8a2be233}.heatmap-cell{aspect-ratio:1;border-radius:4px}.stitch-logo{font-family:var(--font-ui);font-size:24px;font-weight:700;background:linear-gradient(135deg,#8a2be2,indigo);-webkit-background-clip:text;background-clip:text;color:transparent;text-decoration:none}.custom-scrollbar::-webkit-scrollbar{width:4px}.custom-scrollbar::-webkit-scrollbar-thumb{background:#4c4354;border-radius:10px}@keyframes spin-slow{to{transform:rotate(360deg)}}@media (max-width: 1023px){.stitch-desktop-header{display:none!important;position:static}}.stitch-desktop-header{position:sticky;top:0;z-index:60;overflow:visible;border-bottom:1px solid rgba(255,255,255,.1);background:#1a1a2ed9;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 4px 24px #00000040}.stitch-desktop-header__inner{display:flex;flex-direction:column;max-width:1400px;margin:0 auto;padding:.5rem 1.25rem 0;width:100%;box-sizing:border-box;gap:0}.stitch-desktop-header__top{display:grid;grid-template-columns:minmax(0,auto) minmax(0,1fr) auto;align-items:center;-moz-column-gap:.75rem;column-gap:.75rem;min-height:3rem;width:100%}.stitch-desktop-header__brand{flex-shrink:0;min-width:0;max-width:11rem}.stitch-desktop-header__brand .stitch-logo{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:1.15rem;line-height:1.2}.stitch-desktop-header__nav-row{display:flex;align-items:center;gap:.15rem;width:100%;min-width:0;overflow-x:auto;overflow-y:hidden;scrollbar-width:none;-ms-overflow-style:none;padding:.4rem 0 .55rem;margin-top:.15rem;border-top:1px solid rgba(255,255,255,.06)}.stitch-desktop-header__nav-row::-webkit-scrollbar{display:none}.stitch-desktop-nav__icon{font-size:1.125rem;flex-shrink:0}.stitch-desktop-nav__link{display:inline-flex;align-items:center;gap:.3rem;padding:.45rem .65rem;border-radius:10px;font-size:.8125rem;font-weight:600;letter-spacing:.02em;color:#9aa4b2;text-decoration:none;white-space:nowrap;flex-shrink:0;transition:background .15s,color .15s}.stitch-desktop-nav__link:hover,.stitch-desktop-nav__link--active{color:#dcb8ff;background:#8a2be224}.stitch-desktop-nav__link--disabled{opacity:.45;cursor:default;padding:.5rem .85rem;font-size:.8125rem;font-weight:600;color:#6b7280}.stitch-desktop-header__search{min-width:0;display:flex;justify-content:stretch;width:100%;max-width:22rem;margin:0 auto}.stitch-desktop-header__search .global-search{max-width:none;width:100%}.stitch-desktop-header__actions{display:flex;align-items:center;justify-content:flex-end;gap:.4rem;flex-shrink:0;flex-wrap:nowrap}.stitch-desktop-sign-in--ghost{background:transparent;border-color:#ffffff26;color:#c4b5fd}.stitch-mobile-header{position:sticky;top:0;z-index:60;width:100%;flex-shrink:0;background:#141424eb;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.08);box-shadow:0 4px 20px #00000040;padding-top:env(safe-area-inset-top,0px);overflow:visible}.stitch-mobile-header__row{display:flex;align-items:center;justify-content:space-between;gap:.75rem;min-height:var(--app-header-h);padding:0 1rem}.stitch-mobile-header__brand{min-width:0;font-size:1.25rem;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.stitch-mobile-header__actions{display:flex;align-items:center;gap:.15rem;flex-shrink:0}.stitch-mobile-icon-btn{display:inline-flex;align-items:center;justify-content:center;width:2.75rem;height:2.75rem;min-width:2.75rem;min-height:2.75rem;padding:0;border:none;border-radius:.65rem;background:transparent;color:#c8cdd8;text-decoration:none;cursor:pointer;-webkit-tap-highlight-color:transparent;touch-action:manipulation}.stitch-mobile-icon-btn:hover,.stitch-mobile-icon-btn:focus-visible{background:#ffffff0f;color:#eed9ff;outline:none}.stitch-mobile-icon-btn .material-symbols-outlined{font-size:1.35rem;line-height:1;display:block}.stitch-mobile-search{display:flex;align-items:center;gap:.5rem;padding:0 1rem .75rem;border-top:1px solid rgba(255,255,255,.06)}.stitch-mobile-search__icon{flex-shrink:0;font-size:1.15rem;color:#9aa4b2}.stitch-mobile-search__input{flex:1;min-width:0;padding:.55rem .65rem;border-radius:.65rem;border:1px solid rgba(255,255,255,.12);background:#0c0c18e6;color:#f3f4f6;font-size:16px}.stitch-mobile-search__input:focus{outline:none;border-color:#a78bfa73;box-shadow:0 0 0 3px #8a2be21f}.profile-menu__trigger{cursor:pointer;padding:0;font:inherit;flex-shrink:0}.profile-menu__trigger--mobile{width:2.75rem;height:2.75rem;min-width:2.75rem;min-height:2.75rem;font-size:.88rem;border-width:1.5px}.stitch-mobile-ai-btn.ai-tutor-btn--header{padding:.35rem .5rem;min-height:2.25rem}.stitch-mobile-ai-btn .stitch-desktop-nav__label,.stitch-mobile-ai-btn .ai-tutor-btn__badge{display:none}.user-progress-inline{min-width:0}@media (min-width: 1024px) and (max-width: 1279px){.stitch-desktop-header__brand{max-width:8.5rem}.stitch-desktop-header__brand .stitch-logo{font-size:1rem}.stitch-desktop-sign-in{padding:.4rem .65rem;font-size:.75rem}.stitch-desktop-sign-in--ghost,.ai-tutor-btn--header .stitch-desktop-nav__label{display:none}}@media (min-width: 1280px){.stitch-desktop-header__inner{padding:.5rem 2rem 0}.stitch-desktop-header__brand{max-width:13rem}.stitch-desktop-header__brand .stitch-logo{font-size:1.3rem}.stitch-desktop-nav__link{padding:.5rem .75rem}.stitch-desktop-sign-in--ghost{display:inline-flex}}.stitch-desktop-avatar{width:2.5rem;height:2.5rem;border-radius:999px;border:2px solid rgba(138,43,226,.35);background:linear-gradient(135deg,#8a2be2,indigo);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;text-decoration:none;font-size:.95rem}.stitch-desktop-sign-in{font-size:.8125rem;font-weight:700;padding:.5rem 1rem;border-radius:999px;background:linear-gradient(135deg,#8a2be2,indigo);color:#eed9ff;text-decoration:none}.stitch-page-content{width:100%;max-width:1280px;margin-left:auto;margin-right:auto;padding-left:1rem;padding-right:1rem;min-width:0}@media (max-width: 1023px){.stitch-page-content{padding-left:max(1rem,env(safe-area-inset-left,0px));padding-right:max(1rem,env(safe-area-inset-right,0px))}.stitch-page-content>main,.stitch-page-content>.bank-page{width:100%;min-width:0;max-width:100%}}@media (min-width: 1024px){.stitch-page-content{padding-left:2.5rem;padding-right:2.5rem}.stitch-shell .stitch-page-content>main,.stitch-shell .stitch-page-content>.bank-page{padding-bottom:2rem}}.stitch-site-footer{margin-top:auto;border-top:1px solid rgba(255,255,255,.08);background:#0f0f1e99;padding:1.25rem 1rem 1rem}@media (min-width: 1024px){.stitch-site-footer{padding:2.5rem 2.5rem 1.5rem}}.site-legal-links{display:flex;flex-wrap:wrap;align-items:center;gap:.35rem .5rem;margin-top:.75rem;font-size:.8125rem;line-height:1.4}.site-legal-links a{color:#c4b5fd;text-decoration:none}.site-legal-links a:hover{text-decoration:underline}.site-legal-links__sep{color:#ffffff59}.stitch-site-footer__legal{margin-top:.5rem}.legal-page{max-width:48rem;margin:0 auto;padding-left:1rem;padding-right:1rem}.legal-page__card{padding:1.5rem 1.25rem}@media (min-width: 768px){.legal-page__card{padding:2rem 2.25rem}}.legal-page__eyebrow{margin:0 0 .35rem;font-size:.75rem;text-transform:uppercase;letter-spacing:.06em}.legal-page__title{margin:0;font-size:clamp(1.5rem,4vw,2rem);line-height:1.2}.legal-page__meta{margin:.5rem 0 0;font-size:.875rem}.legal-page__body{margin-top:1.5rem;color:#ffffffe0;font-size:.9375rem;line-height:1.65}.legal-page__body h2{margin:1.75rem 0 .65rem;font-size:1.05rem;line-height:1.35;color:#fff}.legal-page__body p{margin:.75rem 0 0}.legal-page__body ul{margin:.5rem 0 0;padding-left:1.25rem}.legal-page__body li{margin-top:.45rem}.legal-page__body a{color:#c4b5fd}.legal-page__foot{margin-top:2rem;padding-top:1rem;border-top:1px solid rgba(255,255,255,.08)}.legal-page__nav a{color:#c4b5fd;text-decoration:none}.legal-page__nav a:hover{text-decoration:underline}.legal-page__link{color:#c4b5fd}.stitch-desktop-footer__inner{max-width:1280px;margin:0 auto;display:flex;flex-wrap:wrap;gap:2rem;justify-content:space-between;align-items:flex-start}.stitch-desktop-footer__inner--compact{flex-direction:column;align-items:flex-start;gap:.5rem}.stitch-desktop-footer__tagline{margin:0;max-width:36rem;line-height:1.5}.stitch-desktop-footer__copy{max-width:1280px;margin:2rem auto 0;text-align:center}.user-progress-pill{display:inline-flex;align-items:center;justify-content:center;padding:.3rem .55rem;border-radius:999px;font-size:.68rem;font-weight:700;text-decoration:none;color:#b794f6;background:#8a2be226;border:1px solid rgba(138,43,226,.35);white-space:nowrap}.user-progress-pill--marks strong{font-size:.75rem;color:#eed9ff}.user-progress-logout-btn{display:inline-flex;align-items:center;gap:.2rem;font-size:.68rem;font-weight:700;padding:.3rem .55rem;border-radius:999px;border:1px solid rgba(255,255,255,.12);background:transparent;color:#9aa4b2;cursor:pointer;flex-shrink:0}.user-progress-logout-btn__icon{font-size:1rem}.user-progress-logout-btn:hover{border-color:#ff646466;color:#ffb4ab}.user-progress-pill__suffix{margin-left:.15rem}@media (min-width: 1024px) and (max-width: 1279px){.user-progress-pill__suffix,.user-progress-pill--attempts,.user-progress-logout-btn__label{display:none}.user-progress-logout-btn{padding:.35rem}}.user-progress-stat-cell{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;min-height:3rem;border-radius:.5rem;background:#ffffff0a;border:1px solid rgba(255,255,255,.08);padding:.35rem .25rem}.user-progress-stat-value{display:block;font-size:.95rem;font-weight:700;line-height:1.2;color:#e2e0fc}.user-progress-stat-label{display:block;font-size:.6rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:#9aa4b2;margin-top:.1rem}.dashboard-page,.practice-page,.analytics-page,.leaderboard-page{width:100%;max-width:none;margin-left:0;margin-right:0}.dashboard-hero{display:flex;flex-direction:column;gap:1.5rem;padding:1.5rem;border-radius:1.25rem;overflow:hidden}@media (min-width: 1024px){.dashboard-hero{flex-direction:row;align-items:stretch;padding:2rem 2.25rem;gap:2rem}}.dashboard-hero__body{flex:1;min-width:0;display:flex;flex-direction:column;gap:.85rem}.dashboard-badge{display:inline-flex;align-self:flex-start;padding:.25rem .75rem;border-radius:999px;font-size:.65rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#6ffbbe;background:#00a57226;border:1px solid rgba(78,222,163,.25)}.dashboard-hero__title{font-family:var(--font-ui);font-size:1.75rem;font-weight:700;line-height:1.2;color:#e2e0fc}@media (min-width: 1024px){.dashboard-hero__title{font-size:2rem}}.dashboard-hero__lead{font-size:.9375rem;line-height:1.55;color:#9aa4b2;max-width:36rem}.dashboard-hero__visual{display:flex;flex-direction:column;gap:0;width:100%;max-width:100%}@media (min-width: 1024px){.dashboard-hero__visual{width:min(340px,38%);flex-shrink:0}}.dashboard-hero__image-wrap{position:relative;aspect-ratio:1;border-radius:1rem;overflow:hidden;background:#1a1a2e}.dashboard-hero__image{width:100%;height:100%;-o-object-fit:cover;object-fit:cover}.dashboard-hero__image-fade{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(to top,rgba(17,17,37,.85) 0%,transparent 55%);pointer-events:none}.dashboard-heatmap-cell--0{background:#28283d}.dashboard-heatmap-cell--1{background:#4edea340}.dashboard-heatmap-cell--2{background:#4edea373}.dashboard-heatmap-cell--3{background:#4edea3b3}.dashboard-heatmap-cell--4{background:#4edea3}.auth-page{display:flex;align-items:center;justify-content:center;flex:1;min-height:min(100%,calc(100dvh - 5rem));padding:2rem 1rem 3rem}.auth-card{width:100%;max-width:26rem;padding:2rem 1.75rem;border-radius:1.25rem;background:#1e1e32bf;border:1px solid rgba(255,255,255,.1);box-shadow:0 24px 48px #00000059,0 0 60px #8a2be214}.auth-card__icon{width:3rem;height:3rem;margin:0 auto 1rem;border-radius:1rem;display:flex;align-items:center;justify-content:center;background:#8a2be233;border:1px solid rgba(220,184,255,.25);color:#dcb8ff}.auth-card__icon .material-symbols-outlined{font-size:1.5rem}.auth-card__title{font-family:var(--font-ui);font-size:1.75rem;font-weight:700;color:#e2e0fc;text-align:center;margin:0 0 .5rem;line-height:1.2}.auth-card__desc{font-size:.875rem;line-height:1.55;color:#9aa4b2;text-align:center;margin:0 0 1.5rem}.auth-form{display:flex;flex-direction:column;gap:1rem}.auth-field{display:flex;flex-direction:column;gap:.4rem}.auth-field__label{font-size:.8125rem;font-weight:600;color:#9aa4b2}.auth-field__input{width:100%;padding:.75rem 1rem;border-radius:.75rem;border:1px solid rgba(255,255,255,.1);background:#111125cc;color:#e2e0fc;font:inherit;font-size:1rem;outline:none;transition:border-color .15s,box-shadow .15s}.auth-field__input::-moz-placeholder{color:#6b7280}.auth-field__input::placeholder{color:#6b7280}.auth-field__input:focus{border-color:#8a2be28c;box-shadow:0 0 0 3px #8a2be226}.auth-submit{width:100%;margin-top:.25rem;padding:.85rem 1.25rem;border:none;border-radius:.75rem;font-family:var(--font-ui);font-size:1rem;font-weight:700;cursor:pointer;transition:transform .15s,box-shadow .15s,opacity .15s}.auth-submit:disabled{opacity:.65;cursor:not-allowed;transform:none}.auth-error{margin:0;padding:.65rem .75rem;border-radius:.5rem;font-size:.8125rem;color:#ffb4b4;background:#dc50501f;border:1px solid rgba(220,80,80,.25)}.auth-card__footer{margin:1.25rem 0 0;font-size:.875rem;color:#9aa4b2;text-align:center}.auth-card__brand-muted{margin:.75rem 0 0;font-size:.8125rem;text-align:center}.auth-card__legal{justify-content:center;margin-top:1rem}.auth-link{font-weight:700;color:#dcb8ff;text-decoration:none}.auth-link:hover{text-decoration:underline;color:#eed9ff}.auth-link--subtle{font-weight:600;color:#6b7280}.auth-link--subtle:hover{color:#9aa4b2}.auth-google{display:flex;flex-direction:column;gap:1rem;margin-bottom:.15rem}.auth-google__wrap--disabled{opacity:.55;pointer-events:none}.auth-google__btn{width:100%;display:inline-flex;align-items:center;justify-content:center;gap:.65rem;padding:.78rem 1rem;border-radius:.75rem;border:1px solid rgba(255,255,255,.12);background:#121220eb;color:#ece9ff;font-family:inherit;font-size:.9375rem;font-weight:600;line-height:1.2;cursor:pointer;transition:border-color .15s ease,background .15s ease,box-shadow .15s ease,transform .12s ease}.auth-google__btn:hover:not(:disabled){border-color:#dcb8ff52;background:#201c34fa;box-shadow:0 0 0 1px #8a2be21f}.auth-google__btn:active:not(:disabled){transform:translateY(1px)}.auth-google__btn:disabled{cursor:not-allowed;opacity:.7}.auth-google__icon{width:1.15rem;height:1.15rem;flex-shrink:0}.auth-google__divider{display:flex;align-items:center;gap:.75rem;color:#6b7280;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.1em}.auth-google__divider:before,.auth-google__divider:after{content:"";flex:1;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.12) 20%,rgba(255,255,255,.12) 80%,transparent)}.auth-google__wrap{position:relative;width:100%}.auth-google__control{position:relative;width:100%;min-height:2.95rem}.auth-google__btn--visual{pointer-events:none;width:100%}.auth-google__gsi-overlay{position:absolute;top:0;right:0;bottom:0;left:0;z-index:1;display:flex;align-items:center;justify-content:center;opacity:.01;overflow:hidden;border-radius:.75rem;cursor:pointer}.auth-google__gsi-overlay--disabled{pointer-events:none;cursor:not-allowed}.auth-google__gsi-overlay>div{width:100%!important;display:flex;justify-content:center}.auth-google__btn--placeholder{min-height:2.95rem;border-color:#ffffff0f;background:#1212208c;animation:auth-google-pulse 1.2s ease-in-out infinite;pointer-events:none}@keyframes auth-google-pulse{0%,to{opacity:.55}50%{opacity:.85}}.mobile-bottom-nav{display:none;justify-content:space-between;align-items:stretch;position:fixed;bottom:0;left:0;right:0;transform:none;z-index:50;width:100%;max-width:none;height:4.25rem;padding:.35rem .25rem calc(.35rem + env(safe-area-inset-bottom,0px));gap:.1rem;background:#1e1e32eb;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-top:1px solid rgba(255,255,255,.1);box-shadow:0 -4px 24px #00000059;border-radius:1rem 1rem 0 0}.mobile-bottom-nav>a{flex:1 1 0;min-width:0;max-width:5.5rem}.mobile-bottom-nav>a span:last-child{font-size:.625rem;max-width:4.25rem}@media (max-width: 1023px){.mobile-bottom-nav{display:flex}.mobile-bottom-bar{display:block}.stitch-shell .stitch-page-content>main,.stitch-shell .stitch-page-content>.bank-page,.stitch-shell .stitch-page-content>.practice-run-page{padding-bottom:var(--app-bottom-h)}.stitch-shell .stitch-page-content>main.practice-page--hub{padding-bottom:calc(var(--app-bottom-h) + var(--practice-start-banner-h, 6rem) + 1.25rem)}}@media (min-width: 1024px){.stitch-shell .stitch-page-content>main,.stitch-shell .stitch-page-content>.bank-page,.stitch-shell .stitch-page-content>.practice-run-page{padding-bottom:var(--app-bottom-h)}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}.pointer-events-none{pointer-events:none}.visible{visibility:visible}.collapse{visibility:collapse}.static{position:static}.fixed{position:fixed}.absolute{position:absolute}.relative{position:relative}.sticky{position:sticky}.inset-0{top:0;right:0;bottom:0;left:0}.bottom-0{bottom:0}.left-4{left:1rem}.right-0{right:0}.right-4{right:1rem}.top-0{top:0}.top-1\/2{top:50%}.z-\[60\]{z-index:60}.mb-2{margin-bottom:.5rem}.mb-3{margin-bottom:.75rem}.mb-md{margin-bottom:16px}.mb-xl{margin-bottom:32px}.mt-1\.5{margin-top:.375rem}.mt-2{margin-top:.5rem}.mt-md{margin-top:16px}.block{display:block}.inline-block{display:inline-block}.inline{display:inline}.flex{display:flex}.inline-flex{display:inline-flex}.table{display:table}.grid{display:grid}.hidden{display:none}.min-h-0{min-height:0px}.min-h-\[100dvh\]{min-height:100dvh}.w-\[min\(100vw\,20rem\)\]{width:min(100vw,20rem)}.w-full{width:100%}.min-w-0{min-width:0px}.max-w-2xl{max-width:42rem}.max-w-\[4\.5rem\]{max-width:4.5rem}.max-w-xl{max-width:36rem}.flex-1{flex:1 1 0%}.shrink-0{flex-shrink:0}.-translate-y-1\/2{--tw-translate-y: -50%;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.translate-x-full{--tw-translate-x: 100%;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.scale-90{--tw-scale-x: .9;--tw-scale-y: .9;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.transform{transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.cursor-pointer{cursor:pointer}.resize{resize:both}.grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.flex-col{flex-direction:column}.flex-wrap{flex-wrap:wrap}.items-start{align-items:flex-start}.items-end{align-items:flex-end}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-1{gap:.25rem}.gap-2{gap:.5rem}.gap-3{gap:.75rem}.gap-4{gap:1rem}.gap-md{gap:16px}.gap-sm{gap:8px}.gap-xs{gap:4px}.space-y-2>:not([hidden])~:not([hidden]){--tw-space-y-reverse: 0;margin-top:calc(.5rem * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(.5rem * var(--tw-space-y-reverse))}.space-y-gutter>:not([hidden])~:not([hidden]){--tw-space-y-reverse: 0;margin-top:calc(24px * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(24px * var(--tw-space-y-reverse))}.space-y-lg>:not([hidden])~:not([hidden]){--tw-space-y-reverse: 0;margin-top:calc(24px * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(24px * var(--tw-space-y-reverse))}.space-y-md>:not([hidden])~:not([hidden]){--tw-space-y-reverse: 0;margin-top:calc(16px * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(16px * var(--tw-space-y-reverse))}.overflow-hidden{overflow:hidden}.overflow-y-auto{overflow-y:auto}.overflow-x-hidden{overflow-x:hidden}.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.whitespace-nowrap{white-space:nowrap}.rounded{border-radius:.25rem}.rounded-lg{border-radius:.5rem}.rounded-xl{border-radius:.75rem}.border{border-width:1px}.border-b{border-bottom-width:1px}.border-outline-variant{border-color:var(--outline-variant)}.border-white\/10{border-color:#ffffff1a}.bg-background{background-color:var(--background)}.bg-black\/60{background-color:#0009}.bg-primary{background-color:var(--primary)}.bg-surface-container-high{background-color:var(--surface-container-high)}.bg-surface-container-highest{background-color:var(--surface-container-highest)}.bg-surface-container-low{background-color:var(--surface-container-low)}.bg-transparent{background-color:transparent}.p-2{padding:.5rem}.p-lg{padding:24px}.p-md{padding:16px}.px-2{padding-left:.5rem;padding-right:.5rem}.px-3{padding-left:.75rem;padding-right:.75rem}.px-4{padding-left:1rem;padding-right:1rem}.px-6{padding-left:1.5rem;padding-right:1.5rem}.px-margin-mobile{padding-left:16px;padding-right:16px}.py-1{padding-top:.25rem;padding-bottom:.25rem}.py-1\.5{padding-top:.375rem;padding-bottom:.375rem}.py-2{padding-top:.5rem;padding-bottom:.5rem}.py-4{padding-top:1rem;padding-bottom:1rem}.pb-10{padding-bottom:2.5rem}.pb-2{padding-bottom:.5rem}.pb-4{padding-bottom:1rem}.pb-8{padding-bottom:2rem}.pl-12{padding-left:3rem}.pr-4{padding-right:1rem}.pt-24{padding-top:6rem}.pt-4{padding-top:1rem}.pt-6{padding-top:1.5rem}.text-center{text-align:center}.font-caption,.font-label-md{font-family:Inter,sans-serif}.text-\[10px\]{font-size:10px}.text-\[16px\]{font-size:16px}.text-\[18px\]{font-size:18px}.text-\[20px\]{font-size:20px}.text-\[22px\]{font-size:22px}.text-body-sm{font-size:14px;line-height:20px;font-weight:400}.text-caption{font-size:12px;line-height:16px;font-weight:500}.text-headline-md{font-size:24px;line-height:32px;font-weight:600}.text-label-md{font-size:14px;line-height:16px;letter-spacing:.05em;font-weight:600}.text-sm{font-size:.875rem;line-height:1.25rem}.font-bold{font-weight:700}.font-medium{font-weight:500}.font-semibold{font-weight:600}.uppercase{text-transform:uppercase}.lowercase{text-transform:lowercase}.capitalize{text-transform:capitalize}.leading-tight{line-height:1.25}.tracking-wide{letter-spacing:.025em}.tracking-widest{letter-spacing:.1em}.text-error{color:var(--error)}.text-on-primary{color:var(--on-primary)}.text-on-surface{color:var(--on-surface)}.text-on-surface-variant{color:var(--on-surface-variant)}.text-outline{color:var(--outline)}.text-primary{color:var(--primary)}.text-primary-container{color:var(--primary-container)}.text-secondary{color:var(--secondary)}.outline-none{outline:2px solid transparent;outline-offset:2px}.ring{--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(3px + var(--tw-ring-offset-width)) var(--tw-ring-color);box-shadow:var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow, 0 0 #0000)}.blur{--tw-blur: blur(8px);filter:var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow)}.filter{filter:var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow)}.backdrop-blur-sm{--tw-backdrop-blur: blur(4px);-webkit-backdrop-filter:var(--tw-backdrop-blur) var(--tw-backdrop-brightness) var(--tw-backdrop-contrast) var(--tw-backdrop-grayscale) var(--tw-backdrop-hue-rotate) var(--tw-backdrop-invert) var(--tw-backdrop-opacity) var(--tw-backdrop-saturate) var(--tw-backdrop-sepia);backdrop-filter:var(--tw-backdrop-blur) var(--tw-backdrop-brightness) var(--tw-backdrop-contrast) var(--tw-backdrop-grayscale) var(--tw-backdrop-hue-rotate) var(--tw-backdrop-invert) var(--tw-backdrop-opacity) var(--tw-backdrop-saturate) var(--tw-backdrop-sepia)}.transition{transition-property:color,background-color,border-color,text-decoration-color,fill,stroke,opacity,box-shadow,transform,filter,backdrop-filter;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-all{transition-property:all;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-transform{transition-property:transform;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.duration-200{transition-duration:.2s}.duration-300{transition-duration:.3s}:root{--app-header-h: 4rem;--app-bottom-h: calc(5.5rem + env(safe-area-inset-bottom, 0px)) ;--font-ui: "Inter", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-reading: "Source Sans 3", "Segoe UI", system-ui, -apple-system, sans-serif;--font-display: var(--font-ui);--font-body: var(--font-ui);--line-reading: 1.65;--line-ui: 1.5}@media (min-width: 1024px){:root{--app-header-h: 7rem;--app-bottom-h: 2.5rem}}.stitch-shell--no-mobile-chrome{--app-bottom-h: calc(1.5rem + env(safe-area-inset-bottom, 0px)) ;--mobile-tab-bar-h: 0px;--solve-qnav-h: calc(3.65rem + env(safe-area-inset-bottom, 0px)) }@media (min-width: 1024px){.stitch-shell--no-mobile-chrome{--app-bottom-h: 2.5rem}}.sticky-below-header{position:sticky;top:var(--app-header-h)}.max-h-below-header{max-height:calc(100dvh - var(--app-header-h) - 1rem)}.bank-results-anchor{scroll-margin-top:calc(var(--app-header-h) + .5rem)}.exam-paper-image-frame{display:flex;justify-content:center;align-items:flex-start;width:-moz-fit-content;width:fit-content;max-width:100%;margin-inline:auto;padding:.5rem;border-radius:.75rem;background:#fff;border:1px solid rgba(255,255,255,.08);overflow:auto}.exam-paper-image{display:block;width:auto;height:auto;max-width:min(100%,42rem);max-height:min(32rem,68vh);-o-object-fit:contain;object-fit:contain;background-color:#fff}.exam-paper-image,.study-assistant-solution-modal__image,.practice-run-question__media img,.practice-run-question__media .zoomable-image img,.image-lightbox__img,.test-review-question__media img,.session-review-panel__solution img,.variant-diagram__img,.wrong-review-item__solution{-webkit-user-drag:none;user-drag:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}.bank-results-feed{--bank-feed-visible: 3;--bank-feed-row: 11rem;--bank-feed-gap: 1rem;--bank-feed-pad: 1rem;margin-top:.25rem}.bank-results-feed__chrome{display:flex;align-items:center;justify-content:space-between;gap:.75rem;margin:0 0 .75rem;padding:0 .15rem}.bank-results-feed__caption{margin:0;font-size:.88rem;color:var(--muted-foreground, #9a94b8);line-height:1.4}.bank-results-feed__caption-sep{color:#ffffff38;font-weight:400}.bank-results-feed__caption strong{color:var(--primary-text, #e2e0fc);font-weight:700}.bank-results-feed__caption-muted{color:var(--outline, #6b6580)}.bank-results-feed__scroll{position:relative;overflow-y:auto;overflow-x:hidden;border-radius:var(--radius-xl, 16px);border:1px solid rgba(255,255,255,.08);background:#1e1e328c;box-shadow:inset 0 1px #ffffff0a;max-height:calc(var(--bank-feed-visible) * var(--bank-feed-row) + (var(--bank-feed-visible) - 1) * var(--bank-feed-gap) + 2 * var(--bank-feed-pad));scroll-behavior:smooth}.bank-results-feed__list{display:flex;flex-direction:column;gap:var(--bank-feed-gap);padding:var(--bank-feed-pad)}.bank-results-feed__list .glass-card--bank{flex-shrink:0}.bank-results-feed__sentinel{height:1px;width:100%;margin-top:-1px}.bank-results-feed__scroll-hint{position:sticky;bottom:0;left:0;right:0;z-index:1;display:flex;align-items:center;justify-content:center;gap:.35rem;padding:1.5rem 1rem .85rem;font-size:.72rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:var(--muted-foreground, #9a94b8);pointer-events:none;background:linear-gradient(180deg,transparent 0%,rgba(30,30,50,.94) 50%)}.bank-results-feed__scroll-hint .material-symbols-outlined{font-size:1.1rem;animation:bank-feed-bounce 1.8s ease-in-out infinite}@keyframes bank-feed-bounce{0%,to{transform:translateY(0);opacity:.55}50%{transform:translateY(4px);opacity:1}}.bank-results-feed__footer{margin-top:.75rem;padding:1.1rem 1rem 1.25rem;text-align:center;border-radius:var(--radius-xl, 16px);border:1px solid rgba(255,255,255,.08);background:#0c0c18b8;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.bank-results-feed__meta{margin:0 0 1rem;font-size:.82rem;color:var(--muted-foreground, #9a94b8)}.bank-results-feed__meta strong{color:var(--foreground, #e2e0fc);font-weight:600}.bank-results-feed__next{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;width:100%;max-width:22rem;margin:0 auto;padding:.85rem 1.25rem;border:none;border-radius:12px;font-family:var(--font-ui);font-size:.9rem;font-weight:700;color:#fff;cursor:pointer;background:linear-gradient(135deg,#8a2be2,indigo);box-shadow:0 8px 24px #8a2be247;transition:transform .15s ease,box-shadow .15s ease,opacity .15s ease}.bank-results-feed__next:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 12px 28px #8a2be261}.bank-results-feed__next:disabled{opacity:.55;cursor:not-allowed}.bank-results-feed__next .material-symbols-outlined{font-size:1.15rem}.bank-results-feed__done{margin:0;font-size:.85rem;color:var(--muted-foreground, #9a94b8)}.bank-results-feed__prev{display:inline-flex;align-items:center;gap:.35rem;margin-top:.85rem;padding:.35rem .5rem;border:none;background:transparent;color:var(--primary-text, #dcb8ff);font-size:.78rem;font-weight:600;cursor:pointer;opacity:.85}.bank-results-feed__prev:hover:not(:disabled){opacity:1;text-decoration:underline}.bank-results-feed__prev:disabled{opacity:.45;cursor:not-allowed}.bank-results-feed__prev .material-symbols-outlined{font-size:1rem}@media (max-width: 640px){.bank-results-feed{--bank-feed-visible: 2;--bank-feed-row: 13rem}.bank-results-feed__next{width:100%}.bank-results-feed__caption{font-size:.78rem;line-height:1.35}}html,html body,html #root{color-scheme:light dark;background:var(--background);color:var(--foreground)}html.dark,html.dark body,html.dark #root{color-scheme:dark}html:not(.dark) body,html:not(.dark) #root{color-scheme:light}html body{font-family:var(--font-ui);font-size:16px;line-height:1.5;min-height:max(884px,100dvh);overflow-x:hidden;-webkit-font-smoothing:antialiased}html.dark body{background-image:radial-gradient(circle at 0% 0%,rgba(138,43,226,.05) 0%,transparent 50%),radial-gradient(circle at 100% 100%,rgba(78,222,163,.05) 0%,transparent 50%)}html:not(.dark) body{background-image:radial-gradient(circle at 0% 0%,rgba(124,58,237,.05) 0%,transparent 50%),radial-gradient(circle at 100% 100%,rgba(5,150,105,.04) 0%,transparent 50%)}.stitch-viewport{background-color:var(--background);color:var(--on-surface, var(--foreground))}html.dark .stitch-viewport{background-image:radial-gradient(circle at 0% 0%,rgba(138,43,226,.05) 0%,transparent 50%),radial-gradient(circle at 100% 100%,rgba(78,222,163,.05) 0%,transparent 50%)}html:not(.dark) .stitch-viewport{background-image:radial-gradient(circle at 0% 0%,rgba(124,58,237,.05) 0%,transparent 50%),radial-gradient(circle at 100% 100%,rgba(5,150,105,.04) 0%,transparent 50%)}.material-symbols-outlined{font-variation-settings:"FILL" 0,"wght" 400,"GRAD" 0,"opsz" 24;vertical-align:middle}.material-symbols-outlined.filled{font-variation-settings:"FILL" 1,"wght" 400,"GRAD" 0,"opsz" 24}.stitch-viewport img{max-width:100%}.stitch-avatar{width:32px;height:32px;border-radius:9999px;-o-object-fit:cover;object-fit:cover;flex-shrink:0}.stitch-avatar-lg{width:40px;height:40px}@media (max-width: 639px){.bank-results-feed__list{gap:.65rem}.bank-results-feed__list .glass-card--bank,.bank-results-feed__list .glass-card{padding:.75rem .85rem}}@media (max-width: 480px){.glass-card{padding:.85rem 1rem;border-radius:.75rem}.solve-page .practice-run-question.glass-card,.practice-run-page .practice-run-question.glass-card{padding:.65rem .7rem .8rem}}@supports (padding-bottom: env(safe-area-inset-bottom)){.stitch-shell--no-mobile-chrome .stitch-page-content:has(.solve-page__footer-nav--fixed){padding-bottom:0}}@media (max-width: 639px){.practice-run-header__sticky{padding:.5rem .85rem}.practice-run-header__score-row{gap:.5rem}.practice-run-header__stats{gap:.35rem}.practice-run-header-chip{padding:.2rem .45rem;font-size:.72rem}}@media (max-width: 1023px){.practice-run-layout{gap:.75rem}}@media (max-width: 400px){.practice-run-meta{gap:.3rem}.practice-run-chip{padding:.2rem .5rem;font-size:.68rem}}.hover\:bg-surface-container-highest:hover{background-color:var(--surface-container-highest)}.hover\:text-error:hover{color:var(--error)}.hover\:text-primary:hover{color:var(--primary)}.focus\:border-primary-container:focus{border-color:var(--primary-container)}.focus\:ring-0:focus{--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(0px + var(--tw-ring-offset-width)) var(--tw-ring-color);box-shadow:var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow, 0 0 #0000)}.focus\:ring-2:focus{--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color);box-shadow:var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow, 0 0 #0000)}@media (min-width: 640px){.sm\:inline{display:inline}.sm\:flex{display:flex}.sm\:pr-16{padding-right:4rem}}@media (min-width: 768px){.md\:flex{display:flex}.md\:flex-row{flex-direction:row}}@media (min-width: 1024px){.lg\:block{display:block}.lg\:flex{display:flex}.lg\:hidden{display:none}.lg\:space-y-xl>:not([hidden])~:not([hidden]){--tw-space-y-reverse: 0;margin-top:calc(32px * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(32px * var(--tw-space-y-reverse))}.lg\:pt-4{padding-top:1rem}.lg\:pt-6{padding-top:1.5rem}.lg\:pt-8{padding-top:2rem}}.page-eyebrow{font-size:.68rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:#6b7280;margin:0 0 .35rem}.practice-page,.analytics-page,.leaderboard-page{width:100%;max-width:none;margin-left:0;margin-right:0}.analytics-page{position:relative;width:100%}.analytics-page-header{max-width:none}.analytics-page-title{font-family:var(--font-ui);font-size:clamp(1.5rem,3vw,2rem);font-weight:700;color:#e2e0fc;margin:0 0 .5rem;line-height:1.2}.analytics-page-desc{font-size:.9375rem;color:#9aa4b2;margin:0;line-height:1.55}.analytics-focus{padding:1.25rem 1.35rem;border-radius:1.25rem;border:1px solid rgba(138,43,226,.28);background:linear-gradient(135deg,#8a2be21f,#1e1e328c)}.analytics-focus__grid{display:grid;grid-template-columns:1fr;gap:1.25rem;align-items:stretch}@media (min-width: 900px){.analytics-focus__grid{grid-template-columns:1fr 1fr;gap:2rem}}.analytics-focus__eyebrow{margin:0 0 .65rem;font-size:.68rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#9aa4b2}.analytics-focus__chapter{margin:0 0 .35rem;font-size:.92rem;color:#c8c6e8}.analytics-focus__chapter strong{font-family:var(--font-ui);font-size:1.2rem;font-weight:700;color:#f0eeff}.analytics-focus__subject{margin:0 0 .65rem;font-size:.88rem;color:#ff8a7a;font-weight:600}.analytics-focus__rec-label{margin:0;font-size:.82rem;color:#9aa4b2}.analytics-focus__rec-label span{color:#4edea3;font-weight:700}.analytics-focus__right{display:flex;flex-direction:column;gap:.65rem;padding:.85rem 1rem;border-radius:.85rem;background:#0c0c1f73;border:1px solid rgba(255,255,255,.08)}.analytics-focus__stat{display:flex;flex-direction:column;gap:.15rem;margin:0;font-size:.84rem;color:#e2e0fc}.analytics-focus__stat-label{font-size:.65rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#6b7280}.analytics-focus__trend-up,.analytics-focus__trend-down{display:inline-flex;align-items:flex-start;gap:.35rem;line-height:1.4}.analytics-focus__trend-up{color:#4edea3}.analytics-focus__trend-down{color:#ff8a7a}.analytics-focus__trend-up .material-symbols-outlined,.analytics-focus__trend-down .material-symbols-outlined{font-size:1.1rem;flex-shrink:0}.analytics-focus__cta{align-self:flex-start;margin-top:.35rem;width:auto;min-width:min(100%,16rem)}@media (max-width: 639px){.analytics-focus__cta{width:100%;justify-content:center}}.analytics-recommended-promo{padding:1.15rem 1.35rem;border-radius:1.25rem;border:1px solid rgba(78,222,163,.28);background:linear-gradient(145deg,#4edea314,#1e1e3280)}.analytics-recommended-promo__head{display:flex;align-items:flex-start;gap:.75rem;margin-bottom:1rem}.analytics-recommended-promo__icon{font-size:1.75rem;color:#4edea3;flex-shrink:0}.analytics-recommended-promo__eyebrow{margin:0 0 .2rem;font-size:.65rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#9aa4b2}.analytics-recommended-promo__title{margin:0 0 .35rem;font-family:var(--font-ui);font-size:1.15rem;font-weight:700;color:#f0eeff}.analytics-recommended-promo__sub{margin:0;font-size:.84rem;line-height:1.45;color:#9aa4b2}.analytics-recommended-promo__cta{display:inline-flex;width:auto;min-width:min(100%,18rem)}@media (max-width: 639px){.analytics-recommended-promo__cta{width:100%;justify-content:center}}.analytics-weak-subject-grid{display:grid;grid-template-columns:1fr;gap:1rem}@media (min-width: 900px){.analytics-weak-subject-grid{grid-template-columns:repeat(2,1fr);gap:1.15rem}}.analytics-trends-grid{display:grid;grid-template-columns:1fr;gap:1.15rem}@media (min-width: 1024px){.analytics-trends-grid{grid-template-columns:1.5fr 1fr;align-items:start}}.analytics-insight-list{list-style:none;margin:0 0 1rem;padding:0;display:flex;flex-direction:column;gap:.45rem}.analytics-insight-list li{position:relative;padding-left:1rem;font-size:.84rem;line-height:1.45;color:#e2e0fc}.analytics-insight-list li:before{content:"";position:absolute;left:0;top:.55em;width:.35rem;height:.35rem;border-radius:999px;background:#dcb8ff}.analytics-weak-row-wrap{display:flex;align-items:stretch;gap:.35rem}.analytics-weak-row-wrap .analytics-weak-row{flex:1;min-width:0}.analytics-weak-row__label{flex:1;min-width:0;font-size:.86rem;font-weight:600;color:#f0eeff}.analytics-weak-row__arrow{font-size:1.1rem;color:#9aa4b2;flex-shrink:0;transition:transform .15s,color .15s}.analytics-weak-row:hover .analytics-weak-row__arrow{color:#4edea3;transform:translate(2px)}.analytics-weak-row__bank{display:inline-flex;align-items:center;justify-content:center;padding:0 .65rem;border-radius:.55rem;font-size:.68rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;text-decoration:none;color:#9aa4b2;background:#ffffff0a;border:1px solid rgba(255,255,255,.08);flex-shrink:0}.analytics-weak-row__bank:hover{color:#dcb8ff;border-color:#8a2be259}.analytics-subject-row__empty{color:#6b7280;font-style:italic;font-size:.78rem}.analytics-subject-fill--empty{background:#ffffff0f}.analytics-history-toggle{display:inline-flex;align-items:center;margin-top:.85rem;padding:0;border:none;background:none;font-size:.82rem;font-weight:700;color:#dcb8ff;cursor:pointer}.analytics-history-toggle:hover{text-decoration:underline}.analytics-history-toggle--muted{color:#9aa4b2}.analytics-history-expanded{margin-top:-.5rem}.session-history--detailed .session-history__main strong{font-size:.92rem}.session-history__status{font-weight:600}.session-history__status--active{color:#dcb8ff}.session-history__status--completed{color:#4edea3}.session-history__acc--low{color:#ff8a7a}.analytics-empty--compact{margin:.5rem 0 0;font-size:.84rem}.practice-ai-panel--analytics .practice-ai-panel__actions{display:grid;grid-template-columns:1fr;gap:.45rem}@media (min-width: 640px){.practice-ai-panel--analytics .practice-ai-panel__actions{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (min-width: 1024px){.practice-ai-panel--analytics .practice-ai-panel__actions{grid-template-columns:repeat(4,minmax(0,1fr))}}.analytics-quick{display:flex;flex-direction:column;gap:1rem;padding:1.25rem 1.35rem;border-radius:1.25rem;border:1px solid rgba(138,43,226,.28);background:linear-gradient(135deg,#8a2be21f,#1e1e328c)}.analytics-weak-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.45rem}.analytics-weak-row{display:flex;align-items:center;justify-content:space-between;gap:.75rem;padding:.65rem .75rem;border-radius:.65rem;background:#ffffff08;border:1px solid rgba(255,255,255,.06);text-decoration:none;color:inherit;transition:background .15s,border-color .15s}.analytics-weak-row:hover{background:#8a2be21a;border-color:#8a2be240}.analytics-weak-row__main{min-width:0}.analytics-weak-row__main strong{display:block;font-size:.88rem;color:#f0eeff}.analytics-weak-row__main span{font-size:.72rem;color:#9aa4b2}.analytics-weak-row__pct{font-family:var(--font-ui);font-size:.95rem;font-weight:700;color:#ff8a7a;flex-shrink:0}.analytics-recommended{display:flex;flex-direction:column;gap:.75rem;padding:.85rem 1rem;border-radius:.75rem;background:#4edea314;border:1px solid rgba(78,222,163,.22);text-decoration:none;color:inherit;transition:background .15s,border-color .15s}.analytics-recommended:hover{background:#4edea324;border-color:#4edea359}.analytics-recommended strong{display:block;font-size:.95rem;color:#f0eeff;margin-bottom:.25rem}.analytics-recommended p{margin:0;font-size:.8rem;line-height:1.45;color:#9aa4b2}.analytics-recommended__action{display:inline-flex;align-items:center;gap:.15rem;font-size:.78rem;font-weight:700;color:#4edea3}.analytics-details{padding-top:.25rem}.analytics-details__title{margin:0 0 1rem;font-family:var(--font-ui);font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#6b7280}.analytics-card-footer{margin:1rem 0 0;font-size:.875rem}.analytics-activity-caption{font-size:.8125rem;color:#9aa4b2;margin:-.35rem 0 .75rem}.analytics-heatmap-legend{font-size:.65rem;color:#6b7280;margin:.5rem 0 0}.compact-stats{display:grid;grid-template-columns:repeat(4,1fr) auto;gap:.5rem;align-items:center;padding:1rem 1.25rem;border-radius:1.25rem;text-decoration:none;color:inherit;transition:border-color .15s}.compact-stats:hover{border-color:#8a2be259}.compact-stats__item{text-align:center}.compact-stats__value{display:block;font-size:1.2rem;font-weight:700;color:#e2e0fc}.compact-stats__value--primary{color:#dcb8ff}.compact-stats__value--secondary{color:#4edea3}.compact-stats__label{font-size:.6rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:#9aa4b2}.compact-stats__chevron{color:#9aa4b2;font-size:1.5rem}@media (max-width: 520px){.compact-stats{grid-template-columns:repeat(2,1fr)}.compact-stats__chevron{display:none}}.dashboard-quick-actions{display:grid;grid-template-columns:1fr;gap:.75rem}@media (min-width: 640px){.dashboard-quick-actions{grid-template-columns:repeat(2,1fr)}}@media (min-width: 1024px){.dashboard-quick-actions{grid-template-columns:repeat(4,1fr)}}.dashboard-action-card{display:flex;flex-direction:column;gap:.35rem;padding:1.25rem;border-radius:1.25rem;text-decoration:none;color:inherit;transition:transform .15s,border-color .15s}.dashboard-action-card:hover{transform:translateY(-2px);border-color:#dcb8ff4d}.dashboard-action-card--primary{border-color:#8a2be259;background:#8a2be214}.dashboard-action-card__icon{font-size:1.75rem;color:#dcb8ff}.dashboard-action-card strong{font-size:1rem;color:#e2e0fc}.dashboard-action-card__desc{font-size:.75rem;color:#9aa4b2;line-height:1.4}.dashboard-resume-banner{display:flex;align-items:center;gap:.75rem;padding:1rem 1.25rem;border-radius:1rem;text-decoration:none;color:#e2e0fc;border-color:#4edea359;background:#4edea314}.dashboard-resume-banner strong{display:block}.dashboard-teaser{display:flex;align-items:center;gap:1rem;padding:1.25rem;border-radius:1.25rem;text-decoration:none;color:inherit}.dashboard-teaser:hover{border-color:#8a2be259}.dashboard-teaser__icon{width:2.75rem;height:2.75rem;border-radius:.75rem;background:#8a2be226;display:flex;align-items:center;justify-content:center;color:#dcb8ff;flex-shrink:0}.dashboard-teaser__copy{flex:1;min-width:0;display:flex;flex-direction:column;gap:.2rem}.dashboard-teaser__copy strong{color:#e2e0fc;font-size:.9375rem}.dashboard-teaser__copy span{font-size:.8125rem;color:#9aa4b2}.dashboard-teaser__arrow{color:#dcb8ff;flex-shrink:0}.dashboard-subjects__head{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem}.dashboard-subjects__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:.65rem}.dashboard-subject-card{display:flex;flex-direction:column;align-items:center;gap:.5rem;padding:1.25rem .75rem;border-radius:1rem;text-decoration:none;color:#e2e0fc;font-weight:600;font-size:.875rem}.dashboard-subject-card:hover{border-color:#8a2be24d}.session-history{list-style:none;margin:0;padding:0}.session-history__row{display:flex;align-items:center;gap:.75rem;padding:.85rem 0;border-bottom:1px solid rgba(255,255,255,.06);text-decoration:none;color:inherit}.session-history__row:last-child{border-bottom:none}.session-history__row:hover .session-history__main strong{color:#dcb8ff}.session-history__main{flex:1;min-width:0}.session-history__main strong{display:block;font-size:.9rem;color:#e2e0fc}.session-history__meta{font-size:.75rem;color:#9aa4b2}.session-history__scores{text-align:right;flex-shrink:0}.session-history__marks{display:block;font-size:.8rem;font-weight:700;color:#dcb8ff}.session-history__acc{font-size:.72rem;color:#4edea3}.session-history__arrow{color:#6b7280;font-size:1.25rem}.analytics-compare-list{list-style:none;margin:0 0 1rem;padding:0;font-size:.8125rem;color:#9aa4b2;line-height:1.55}.analytics-compare-list li{margin-bottom:.5rem}.analytics-compare-list strong{color:#e2e0fc}.analytics-compare-link{font-size:.875rem;font-weight:700;color:#dcb8ff;text-decoration:none}.analytics-compare-link:hover{text-decoration:underline}.analytics-loading{color:#9aa4b2;padding:2rem 0}.analytics-guest{padding:2rem;border-radius:1.25rem;display:flex;flex-direction:column;gap:1rem;max-width:36rem}.analytics-guest__cta{align-self:flex-start;padding:.75rem 1.5rem;border-radius:.75rem;font-weight:700;text-decoration:none}.analytics-page--preview{max-width:none}.analytics-preview-badge{display:inline-block;font-size:.62rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:.2rem .5rem;border-radius:4px;background:#fbbf2426;color:#fbbf24;border:1px solid rgba(251,191,36,.3)}.analytics-preview-hero{display:flex;flex-direction:column;gap:1.25rem;padding:1.35rem 1.5rem;border-radius:1.35rem;background:linear-gradient(145deg,#581c8747,#1e1e32d9);border:1px solid rgba(167,139,250,.25)}@media (min-width: 768px){.analytics-preview-hero{flex-direction:row;align-items:center;justify-content:space-between}}.analytics-preview-hero__badge{margin-bottom:.5rem}.analytics-preview-hero__lead{margin:.5rem 0 1rem;font-size:.9375rem;line-height:1.55;color:#b8c0cc;max-width:32rem}.analytics-preview-hero__ctas{display:flex;flex-wrap:wrap;gap:.65rem}.analytics-preview-hero__fine{margin:.75rem 0 0;font-size:.75rem;color:#6b7280}.analytics-preview-hero__stats{display:grid;grid-template-columns:repeat(3,1fr);gap:.65rem;flex-shrink:0}.analytics-preview-hero-stat{padding:.85rem .65rem;border-radius:1rem;text-align:center;background:#0003;border:1px solid rgba(255,255,255,.08)}.analytics-preview-hero-stat__value{display:block;font-family:var(--font-ui);font-size:1.35rem;font-weight:800;color:#e2e0fc}.analytics-preview-hero-stat__label{font-size:.62rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:#6b7280}.analytics-preview-scorecard__head{display:flex;align-items:center;justify-content:space-between;gap:.5rem;margin-bottom:.25rem}.analytics-preview-panel-wrap{position:relative}.analytics-preview-panel-wrap>.analytics-preview-badge{position:absolute;top:.85rem;right:.85rem;z-index:2}.analytics-section-head,.analytics-preview-scorecard__head{display:flex;align-items:center;justify-content:space-between;gap:.5rem}.analytics-preview-section-title{margin:0 0 .75rem;font-family:var(--font-ui);font-size:1.05rem;font-weight:700;color:#e2e0fc}.analytics-preview-ai__cards{display:flex;flex-direction:column;gap:.75rem;margin-bottom:1rem}.analytics-preview-ai__insight{display:flex;gap:.75rem;padding:.9rem 1rem;border-radius:.85rem;background:#8a2be21a;border:1px solid rgba(138,43,226,.22)}.analytics-preview-ai__insight .material-symbols-outlined{color:#dcb8ff;flex-shrink:0}.analytics-preview-ai__insight strong{display:block;font-size:.875rem;color:#e2e0fc;margin-bottom:.25rem}.analytics-preview-ai__insight p{margin:0;font-size:.8125rem;color:#9aa4b2;line-height:1.45}.analytics-preview-ai__lock{display:flex;align-items:center;gap:.35rem;margin:0;font-size:.75rem}.analytics-preview-ai__lock .material-symbols-outlined{font-size:1rem;color:#6b7280}.analytics-preview-subject-grid{display:grid;grid-template-columns:1fr;gap:.65rem}@media (min-width: 640px){.analytics-preview-subject-grid{grid-template-columns:repeat(3,1fr)}}.analytics-preview-subject-card{padding:1rem 1.1rem;border-radius:1rem;border:1px solid rgba(255,255,255,.08);background:#1c1c30b3}.analytics-preview-subject-card--focus{border-color:#fbbf2459;background:#fbbf240f}.analytics-preview-subject-card--good{border-color:#4edea340}.analytics-preview-subject-card__top{display:flex;justify-content:space-between;align-items:center;margin-bottom:.35rem}.analytics-preview-subject-card__name{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#9aa4b2}.analytics-preview-subject-card__trend{font-size:.65rem;font-weight:700;color:#dcb8ff}.analytics-preview-subject-card--focus .analytics-preview-subject-card__trend{color:#fbbf24}.analytics-preview-subject-card__pct{margin:0 0 .5rem;font-family:var(--font-ui);font-size:1.75rem;font-weight:800;color:#e2e0fc}.analytics-preview-subject-card__hint{margin:.5rem 0 0;font-size:.72rem;color:#6b7280}.analytics-preview-sessions .analytics-card-head{align-items:flex-start}.session-history__row--static{cursor:default;pointer-events:none;opacity:.95}.analytics-preview-features-grid{display:grid;grid-template-columns:1fr;gap:.65rem}@media (min-width: 640px){.analytics-preview-features-grid{grid-template-columns:repeat(2,1fr)}}.analytics-preview-feature-card{padding:1.1rem 1.15rem;border-radius:1rem}.analytics-preview-feature-card__icon{font-size:1.5rem;color:#dcb8ff;display:block;margin-bottom:.5rem}.analytics-preview-feature-card h3{margin:0 0 .35rem;font-size:.95rem;font-weight:700;color:#e2e0fc}.analytics-preview-feature-card p{margin:0;font-size:.8125rem;line-height:1.45;color:#9aa4b2}.analytics-preview-locked{position:relative;min-height:7rem;padding:0;overflow:hidden;border-radius:1.25rem}.analytics-preview-locked__blur{padding:1.25rem;filter:blur(6px);opacity:.45;pointer-events:none}.analytics-preview-locked__ghost{display:flex;flex-direction:column;gap:.5rem;color:#6b7280}.analytics-preview-locked__ghost .material-symbols-outlined{font-size:2rem}.analytics-preview-locked__ghost-bar{height:.5rem;border-radius:4px;background:#ffffff1f;width:80%}.analytics-preview-locked__ghost-bar--short{width:50%}.analytics-preview-locked__overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:.25rem;padding:1rem;background:#0f0f1cb8;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.analytics-preview-locked__overlay .material-symbols-outlined{font-size:1.5rem;color:#dcb8ff}.analytics-preview-locked__overlay strong{font-size:.875rem;color:#e2e0fc}.analytics-preview-locked__overlay p{margin:0;font-size:.72rem;color:#9aa4b2;max-width:14rem}.analytics-preview-cta-banner{display:flex;flex-direction:column;gap:1rem;padding:1.35rem 1.5rem;border-radius:1.25rem;border:1px solid rgba(138,43,226,.35);background:linear-gradient(135deg,#8a2be226,#1e1e32e6)}@media (min-width: 640px){.analytics-preview-cta-banner{flex-direction:row;align-items:center;justify-content:space-between}}.analytics-preview-cta-banner__title{margin:0 0 .35rem;font-family:var(--font-ui);font-size:1.2rem;font-weight:700;color:#f3f0ff}.analytics-preview-cta-banner__sub{margin:0;font-size:.875rem;color:#9aa4b2}.analytics-preview-cta-banner__actions{display:flex;flex-wrap:wrap;gap:.65rem;flex-shrink:0}.scorecard{padding:1.25rem 1.5rem;border-radius:1.25rem}.scorecard--compact{padding:1rem 1.25rem}.scorecard__head{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:.75rem;margin-bottom:1.25rem}.scorecard__title{font-family:var(--font-ui);font-size:1.125rem;font-weight:600;color:#e2e0fc;margin:0 0 .25rem}.scorecard__note{font-size:.8125rem;color:#9aa4b2;margin:0}.scorecard__link{font-size:.875rem;font-weight:700;color:#dcb8ff;text-decoration:none;white-space:nowrap}.scorecard__link:hover{text-decoration:underline}.scorecard__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.65rem}@media (min-width: 640px){.scorecard__grid{grid-template-columns:repeat(4,1fr);gap:.75rem}}.scorecard__stat{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;min-height:4.5rem;padding:.75rem .5rem;border-radius:.75rem;background:#ffffff0a;border:1px solid rgba(255,255,255,.08)}.scorecard__stat-value{font-size:1.35rem;font-weight:700;line-height:1.2;color:#e2e0fc}.scorecard__stat-value--primary{color:#dcb8ff}.scorecard__stat-value--secondary{color:#4edea3}.scorecard__stat-label{font-size:.65rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:#9aa4b2;margin-top:.25rem}.scorecard__section{margin-top:1.25rem;padding-top:1.25rem;border-top:1px solid rgba(255,255,255,.08)}.scorecard__section-label{font-size:.68rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#9aa4b2;margin:0 0 .65rem}.scorecard__list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.5rem}.scorecard__list-row{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.35rem 1rem;padding:.65rem .85rem;border-radius:.65rem;background:#28283d73;font-size:.875rem}.scorecard__list-row strong{color:#e2e0fc}.scorecard__list-row span{color:#9aa4b2}.scorecard__empty{margin:1rem 0 0;font-size:.875rem;color:#9aa4b2}.analytics-hero{display:flex;flex-direction:column;gap:1.5rem;padding:1.5rem;border-radius:1.25rem;overflow:hidden}@media (min-width: 1024px){.analytics-hero{flex-direction:row;align-items:stretch;padding:2rem;gap:2rem}}.analytics-hero__copy{flex:1;min-width:0}.analytics-hero-title{font-family:var(--font-ui);font-size:clamp(1.35rem,3vw,1.85rem);margin:.65rem 0 .5rem;line-height:1.2;color:#e2e0fc;font-weight:700}.analytics-hero-sub{max-width:36rem;margin:0 0 1rem;font-size:.9375rem;line-height:1.55;color:#9aa4b2}.analytics-hero-chips{display:flex;flex-wrap:wrap;gap:.65rem}.analytics-stat-chip{display:inline-flex;align-items:center;gap:.4rem;padding:.5rem .85rem;border-radius:12px;background:#33334880;border:1px solid rgba(255,255,255,.06);font-weight:600;font-size:.85rem;color:#e2e0fc}.analytics-stat-chip .material-symbols-outlined{color:#4edea3}.analytics-hero__visual{position:relative;width:100%;max-width:100%}@media (min-width: 1024px){.analytics-hero__visual{width:min(320px,36%);flex-shrink:0}}.analytics-hero__img{width:100%;aspect-ratio:1;-o-object-fit:cover;object-fit:cover;border-radius:1rem;display:block}.analytics-hero__fade{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:1rem;background:linear-gradient(to top,rgba(17,17,37,.9) 0%,transparent 55%);pointer-events:none}.analytics-hero__cta{position:relative;z-index:2;display:block;width:100%;margin-top:-2.75rem;padding:.85rem 1.25rem;border-radius:.75rem;font-weight:700;text-align:center;text-decoration:none;box-shadow:0 8px 28px #8a2be259}.analytics-card-sub{margin:.2rem 0 0;font-size:.8125rem;color:#9aa4b2}.analytics-grid{display:grid;grid-template-columns:1fr;gap:1.25rem}@media (min-width: 1024px){.analytics-grid{grid-template-columns:1.4fr 1fr;gap:1.5rem;align-items:start}}.analytics-main,.analytics-side{display:flex;flex-direction:column;gap:1.25rem;min-width:0}.analytics-card{padding:1.25rem 1.5rem;border-radius:1.25rem;margin-bottom:0}.analytics-card--glow{position:relative;overflow:hidden}.analytics-card--glow:before{content:"";position:absolute;top:-3rem;right:-3rem;width:8rem;height:8rem;background:#8a2be21f;border-radius:999px;filter:blur(24px);pointer-events:none}.analytics-card-head{display:flex;align-items:flex-start;gap:.75rem;margin-bottom:1rem}.analytics-card-head.spread{justify-content:space-between;align-items:center}.analytics-card-head h2{margin:0;font-family:var(--font-ui);font-size:1.1rem;font-weight:600;color:#e2e0fc}.analytics-card-icon{padding:.65rem;border-radius:12px;background:#8a2be226;color:#dcb8ff;flex-shrink:0}.analytics-insight-callout{padding:1rem 1.1rem;margin-bottom:1rem;border-radius:12px;border-left:3px solid #ff8a7a;background:#0c0c1f8c}.analytics-insight-callout p{margin:0;font-size:.9rem;line-height:1.5;color:#cfc2d7}.analytics-good{color:#4edea3;font-weight:700}.analytics-warn{color:#ffb4ab;font-weight:700}.analytics-spark{color:#dcb8ff;font-weight:700}.analytics-mini-grid{display:grid;grid-template-columns:1fr;gap:.75rem}@media (min-width: 520px){.analytics-mini-grid{grid-template-columns:1fr 1fr}}.analytics-mini-card{padding:1rem;border-radius:12px;background:#28283d73;border:1px solid rgba(255,255,255,.06)}.analytics-mini-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:.65rem;font-size:.68rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#9aa4b2}.analytics-mini-label{display:block;font-size:.68rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#9aa4b2;margin-bottom:.65rem}.analytics-bars{display:flex;align-items:flex-end;gap:4px;height:4rem}.analytics-bar{flex:1;border-radius:4px 4px 0 0;background:#333348;min-height:8px}.analytics-bar--accent{background:#8a2be28c}.analytics-bar--last{background:#4edea3}.analytics-subject-bars{display:flex;flex-direction:column;gap:.65rem}.analytics-subject-row{display:flex;justify-content:space-between;font-size:.75rem;font-weight:600;color:#e2e0fc;margin-bottom:.2rem}.analytics-subject-track{height:6px;background:#333348;border-radius:999px;overflow:hidden}.analytics-subject-fill{height:100%;background:linear-gradient(90deg,#8a2be2,#dcb8ff);border-radius:999px}.analytics-empty{font-size:.85rem;margin:0;color:#9aa4b2}.analytics-picks{display:flex;flex-direction:column;gap:.65rem}.analytics-pick-row{display:flex;align-items:center;gap:.75rem;padding:.85rem;border-radius:12px;background:#1e1e3280;border:1px solid rgba(255,255,255,.06);text-decoration:none;color:inherit;transition:border-color .2s ease}.analytics-pick-row:hover{border-color:#8a2be259}.analytics-pick-icon{width:3rem;height:3rem;flex-shrink:0;display:flex;align-items:center;justify-content:center;border-radius:10px;background:#333348;color:#dcb8ff}.analytics-pick-row p{margin:.2rem 0 0;font-size:.75rem;color:#9aa4b2}.analytics-side-title{font-size:.68rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#9aa4b2;margin:0 0 .75rem}.analytics-heatmap{display:grid;grid-template-columns:repeat(7,1fr);gap:.35rem}.heatmap-cell{aspect-ratio:1;border-radius:6px;background:#28283d;min-height:0}.heatmap-cell--1{background:#4edea340}.heatmap-cell--2{background:#4edea373}.heatmap-cell--3{background:#4edea3b3}.heatmap-cell--4{background:#4edea3}.analytics-heatmap-days{display:grid;grid-template-columns:repeat(7,1fr);gap:.35rem;margin-top:.5rem;font-size:.58rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:#6b7280;text-align:center}.analytics-goal-card{position:relative;overflow:hidden}.analytics-goal-watermark{position:absolute;bottom:-.5rem;right:-.5rem;font-size:5rem;color:#8a2be214;pointer-events:none}.analytics-goal-body{display:flex;align-items:center;gap:.85rem}.analytics-goal-ring{width:4rem;height:4rem;border-radius:999px;border:4px solid #8a2be2;border-top-color:transparent;display:flex;align-items:center;justify-content:center;animation:analytics-spin 8s linear infinite;flex-shrink:0}.analytics-goal-ring .material-symbols-outlined{color:#dcb8ff;animation:analytics-spin 8s linear infinite reverse}@keyframes analytics-spin{to{transform:rotate(360deg)}}.analytics-goal-name{font-weight:700;margin:0 0 .2rem;color:#e2e0fc}.analytics-quick{display:flex;flex-direction:column;gap:0;padding:.5rem 0}.analytics-quick-btn{display:flex;align-items:center;gap:.65rem;padding:.85rem 1.25rem;text-decoration:none;color:#e2e0fc;font-weight:600;font-size:.9rem;border-bottom:1px solid rgba(255,255,255,.05)}.analytics-quick-btn:last-child{border-bottom:none}.analytics-quick-btn:hover{background:#ffffff08}.analytics-quick-btn .material-symbols-outlined:first-child{color:#ffb873}.analytics-quick-badge{margin-left:auto;font-size:.62rem;font-weight:700;padding:.15rem .45rem;border-radius:999px;background:#93540059;color:#ffb873}.hover-hint{position:relative;outline:none}a.hover-hint,button.hover-hint{cursor:pointer}.hover-hint--icon{display:inline-flex;align-items:center;justify-content:center;vertical-align:middle;margin-left:.35rem;padding:.2rem;cursor:pointer}.hover-hint__icon{font-size:1.125rem;color:#9aa4b2}.hover-hint:hover .hover-hint__icon,.hover-hint:focus-visible .hover-hint__icon{color:#dcb8ff}.hover-hint[data-tooltip]:before{content:attr(data-tooltip);position:absolute;z-index:200;left:50%;bottom:calc(100% + 6px);transform:translate(-50%);width:-moz-max-content;width:max-content;max-width:min(16rem,75vw);padding:.45rem .6rem;border-radius:8px;font-size:.72rem;font-weight:500;line-height:1.35;text-align:center;white-space:normal;color:#e2e0fc;background:#252540;border:1px solid rgba(220,184,255,.25);box-shadow:0 6px 20px #00000080;pointer-events:none;opacity:0}.hover-hint[data-tooltip]:after{content:"";position:absolute;z-index:200;left:50%;bottom:calc(100% + 1px);margin-left:-5px;border:5px solid transparent;border-top-color:#252540;pointer-events:none;opacity:0}.hover-hint:hover:before,.hover-hint:hover:after,.hover-hint:focus-visible:before,.hover-hint:focus-visible:after,.nav-tip:hover:before,.nav-tip:hover:after,.nav-tip:focus-visible:before,.nav-tip:focus-visible:after{opacity:1}.nav-tip{position:relative}.nav-tip[data-tooltip]:before,.nav-tip[data-tooltip]:after{content:"";position:absolute;z-index:200;pointer-events:none;opacity:0}.nav-tip[data-tooltip]:before{content:attr(data-tooltip);left:50%;bottom:calc(100% + 6px);transform:translate(-50%);width:-moz-max-content;width:max-content;max-width:min(16rem,75vw);padding:.45rem .6rem;border-radius:8px;font-size:.72rem;font-weight:500;line-height:1.35;text-align:center;white-space:normal;color:#e2e0fc;background:#252540;border:1px solid rgba(220,184,255,.25);box-shadow:0 6px 20px #00000080}.nav-tip[data-tooltip]:after{left:50%;bottom:calc(100% + 1px);margin-left:-5px;border:5px solid transparent;border-top-color:#252540}a.nav-tip{cursor:pointer}.nav-tip--below[data-tooltip]:before{bottom:auto;top:calc(100% + 6px)}.nav-tip--below[data-tooltip]:after{bottom:auto;top:calc(100% + 1px);border-top-color:transparent;border-bottom-color:#252540}.practice-page{width:100%}.practice-landing{display:flex;flex-direction:column;gap:1.5rem}.practice-landing-eyebrow{margin:0 0 .5rem;font-size:.72rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#b794f6}.practice-landing-headline{margin:0 0 .75rem;font-family:var(--font-ui);font-size:clamp(1.75rem,4.5vw,2.5rem);font-weight:800;line-height:1.12;color:#f3f0ff}.practice-landing-headline-accent{display:block;background:linear-gradient(90deg,#c084fc,#818cf8);-webkit-background-clip:text;background-clip:text;color:transparent}.practice-landing-lead{margin:0 0 1.25rem;max-width:38rem;font-size:1rem;line-height:1.55;color:#b8c0cc}.practice-landing-section-title{margin:0 0 .75rem;font-family:var(--font-ui);font-size:1.125rem;font-weight:700;color:#e2e0fc}.practice-landing-hero{padding:clamp(1.25rem,3vw,2rem);border-radius:1.5rem;background:linear-gradient(145deg,#581c8738,#1e1e32a6);border:1px solid rgba(167,139,250,.2)}.practice-landing-hero__ctas{display:flex;flex-wrap:wrap;gap:.75rem;margin-bottom:.75rem}.practice-landing-cta-primary{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;font-weight:700;padding:.85rem 1.35rem;border-radius:.85rem;box-shadow:0 8px 28px #8a2be259}.practice-landing-cta-primary .material-symbols-outlined{font-size:1.25rem}.practice-landing-cta-secondary{padding:.85rem 1.15rem;border-radius:.85rem}.practice-landing-hero__fine{margin:0;font-size:.8125rem;color:#9aa4b2}.practice-landing-hero__fine a{color:#dcb8ff;font-weight:600}.practice-landing-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem;margin:1.5rem 0 0;padding:0;list-style:none}@media (min-width: 640px){.practice-landing-stats{grid-template-columns:repeat(4,1fr)}}.practice-landing-stats li{padding:.85rem 1rem;border-radius:.85rem;background:#0f0f1e8c;border:1px solid rgba(255,255,255,.08);text-align:center}.practice-landing-stats strong{display:block;font-family:var(--font-ui);font-size:1.25rem;color:#eed9ff}.practice-landing-stats span{font-size:.75rem;color:#9aa4b2}.practice-landing-grid{display:grid;gap:1.25rem}@media (min-width: 900px){.practice-landing-grid{grid-template-columns:1fr 1fr;align-items:start}}.practice-landing-benefits{padding:1.35rem 1.5rem;border-radius:1.25rem}.practice-landing-benefit-list{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:1rem}.practice-landing-benefit-list li{display:flex;gap:.85rem;align-items:flex-start}.practice-landing-benefit-icon{flex-shrink:0;width:2.25rem;height:2.25rem;display:flex;align-items:center;justify-content:center;border-radius:.65rem;background:#8a2be22e;color:#dcb8ff;font-size:1.2rem}.practice-landing-benefit-list strong{display:block;font-size:.9375rem;color:#f3f4f6;margin-bottom:.2rem}.practice-landing-benefit-list p{margin:0;font-size:.8125rem;line-height:1.45;color:#9aa4b2}.practice-landing-preview{padding:1.35rem 1.5rem;border-radius:1.25rem;border:1px solid rgba(129,140,248,.25)}.practice-landing-preview__badge{display:inline-flex;align-items:center;gap:.35rem;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#a5b4fc;margin-bottom:.65rem}.practice-landing-preview__badge .material-symbols-outlined{font-size:1rem}.practice-landing-preview__meta{display:flex;flex-wrap:wrap;gap:.35rem;font-size:.8125rem;color:#c4b5fd;margin-bottom:.75rem}.practice-landing-preview__progress{height:6px;border-radius:999px;background:#333348;overflow:hidden;margin-bottom:.35rem}.practice-landing-preview__progress-fill{height:100%;border-radius:inherit;background:linear-gradient(90deg,#8b5cf6,#6366f1)}.practice-landing-preview__progress-label{margin:0 0 1rem;font-size:.75rem;color:#9aa4b2}.practice-landing-preview__question{padding:1rem;border-radius:.85rem;background:#0f0f1eb3;border:1px solid rgba(255,255,255,.06)}.practice-landing-preview__q-label{margin:0 0 .5rem;font-size:.68rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#9aa4b2}.practice-landing-preview__question>p:last-of-type{margin:0 0 .85rem;font-size:.875rem;line-height:1.45;color:#e2e0fc}.practice-landing-preview__options{display:flex;gap:.5rem}.practice-landing-preview__options span{width:2rem;height:2rem;display:flex;align-items:center;justify-content:center;border-radius:.5rem;font-size:.8125rem;font-weight:700;border:1px solid rgba(255,255,255,.12);color:#9aa4b2}.practice-landing-preview__options span.selected{background:#8a2be259;border-color:#a78bfa;color:#eed9ff}.practice-landing-preview__footnote{margin:1rem 0 0;font-size:.75rem}.practice-landing-ai{padding:1.35rem 1.5rem;border-radius:1.25rem}.practice-landing-ai__header{margin-bottom:1rem}.practice-landing-ai__header .muted{margin:0;font-size:.875rem}.practice-landing-ai__grid{display:grid;gap:.85rem}@media (min-width: 720px){.practice-landing-ai__grid{grid-template-columns:repeat(3,1fr)}}.practice-landing-ai-card{padding:1rem;border-radius:1rem;background:#0f0f1e80;border:1px solid rgba(255,255,255,.06)}.practice-landing-ai-card__icon{font-size:1.5rem;color:#c4b5fd;margin-bottom:.35rem}.practice-landing-ai-card h3{margin:0 0 .35rem;font-size:.9375rem;color:#f3f0ff}.practice-landing-ai-card p{margin:0;font-size:.8125rem;line-height:1.45;color:#9aa4b2}.practice-landing-quickstart{padding:1.35rem 1.5rem;border-radius:1.25rem}.practice-landing-quickstart__header{margin-bottom:1rem}.practice-landing-quickstart__header .muted{margin:0;font-size:.875rem}.practice-landing-quickstart__fields,.practice-landing-quickstart__fields .filter-block{margin-bottom:1rem}.practice-landing-quickstart__fields .filter-label{display:block;font-size:.68rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#9aa4b2;margin-bottom:.5rem}.practice-landing-quickstart__fields select{width:100%;padding:.75rem 1rem;border-radius:.75rem;background:#333348;border:1px solid rgba(255,255,255,.1);color:#e2e0fc;font-size:.9375rem}.practice-landing-quickstart__alt{text-align:center;margin:.75rem 0 0;font-size:.8125rem}.practice-landing-quickstart__alt a{color:#dcb8ff;font-weight:700}.practice-landing-social{display:grid;gap:1rem}@media (min-width: 768px){.practice-landing-social{grid-template-columns:1.2fr 1fr;align-items:start}}.practice-landing-social__quote{padding:1.35rem 1.5rem;border-radius:1.25rem;position:relative}.practice-landing-social__stars{font-size:2rem;color:#a78bfa59;margin-bottom:.25rem}.practice-landing-social__quote blockquote{margin:0 0 .75rem;font-size:1rem;line-height:1.55;color:#e2e0fc;font-style:italic}.practice-landing-social__quote cite{font-size:.8125rem;color:#9aa4b2;font-style:normal}.practice-landing-social__proof{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:.75rem}.practice-landing-social__proof li{display:flex;align-items:flex-start;gap:.6rem;font-size:.875rem;color:#b8c0cc;padding:.75rem 1rem;border-radius:.85rem;background:#1e1e3273;border:1px solid rgba(255,255,255,.06)}.practice-landing-social__proof .material-symbols-outlined{color:#a78bfa;font-size:1.25rem;flex-shrink:0}.practice-landing-features__title{text-align:center;margin-bottom:1rem}.practice-landing-features__grid{display:grid;gap:1rem}@media (min-width: 640px){.practice-landing-features__grid{grid-template-columns:repeat(2,1fr)}}@media (min-width: 1024px){.practice-landing-features__grid{grid-template-columns:repeat(4,1fr)}}.practice-landing-feature-card{display:flex;flex-direction:column;gap:.5rem;padding:1.15rem 1.25rem;border-radius:1.15rem;text-decoration:none;color:inherit;transition:border-color .15s,transform .15s}.practice-landing-feature-card:hover{border-color:#a78bfa66;transform:translateY(-2px)}.practice-landing-feature-card>.material-symbols-outlined{font-size:1.75rem;color:#c4b5fd}.practice-landing-feature-card h3{margin:0;font-size:.9375rem;color:#f3f0ff}.practice-landing-feature-card p{margin:0;flex:1;font-size:.8125rem;line-height:1.45;color:#9aa4b2}.practice-landing-feature-card__link{display:inline-flex;align-items:center;gap:.2rem;font-size:.75rem;font-weight:700;color:#dcb8ff}.practice-landing-feature-card__link .material-symbols-outlined{font-size:1rem}.practice-landing-footer-cta{text-align:center;padding:2rem 1.5rem;border-radius:1.5rem;background:linear-gradient(160deg,#4f46e533,#1e1e32cc)}.practice-landing-footer-cta h2{margin:0 0 .5rem;font-family:var(--font-ui);font-size:1.35rem;color:#f3f0ff}.practice-landing-footer-cta p{margin:0 0 1.25rem;color:#9aa4b2;font-size:.9375rem}.practice-landing-error{text-align:center;margin-top:.5rem}.practice-page--hub{display:flex;flex-direction:column;gap:1rem}.practice-hub-hero{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;padding:1.25rem 1.35rem;border-radius:1.25rem;background:linear-gradient(135deg,#581c8733,#1e1e32bf);border:1px solid rgba(167,139,250,.22)}.practice-hub-hero--compact{padding:.75rem 1rem;border-radius:1.1rem}.practice-hub-hero--compact .practice-page-title{font-size:clamp(1.15rem,2.5vw,1.45rem);margin-bottom:.2rem}.practice-hub-hero--compact .practice-page-desc{font-size:.8125rem;line-height:1.35}.practice-page-quick-links{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:.85rem}.practice-page-quick-links__item{display:inline-flex;align-items:center;gap:.35rem;padding:.5rem .85rem;border-radius:999px;font-size:.875rem;font-weight:600;line-height:1.2;text-decoration:none;color:#e8e4ff;background:#ffffff0f;border:1px solid rgba(167,139,250,.28);transition:background .15s,border-color .15s,color .15s}.practice-page-quick-links__item .material-symbols-outlined{font-size:1.05rem;color:#c9b3ff}.practice-page-quick-links__item:hover{background:#a78bfa24;border-color:#a78bfa73;color:#fff;text-decoration:none}@media (min-width: 640px){.practice-page-quick-links__item{font-size:.9rem;padding:.55rem 1rem}}.practice-hub-hero--compact .practice-hub-hero__badge{width:2.35rem;height:2.35rem;border-radius:.75rem}.practice-hub-hero--compact .practice-hub-hero__badge .material-symbols-outlined{font-size:1.25rem}.practice-hub-hero__badge{flex-shrink:0;width:3rem;height:3rem;display:flex;align-items:center;justify-content:center;border-radius:1rem;background:#8a2be240;color:#dcb8ff;box-shadow:0 0 20px #8a2be24d}.practice-hub-hero__badge .material-symbols-outlined{font-size:1.6rem}.practice-hub-error{margin:0}.practice-section-title{margin:0;font-family:var(--font-ui);font-size:1.05rem;font-weight:700;color:#e2e0fc}.practice-section-head{display:flex;align-items:baseline;justify-content:space-between;gap:.5rem;margin-bottom:.75rem}.practice-section-meta{font-size:.68rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:#6b7280}.practice-continue{display:flex;flex-direction:column;gap:1rem;padding:1.15rem 1.25rem;border-radius:1.25rem;border:1px solid rgba(78,222,163,.35);background:linear-gradient(135deg,#4edea31a,#1e1e32d9)}@media (min-width: 640px){.practice-continue{flex-direction:row;align-items:center;justify-content:space-between}}.practice-continue__content{display:flex;gap:.85rem;align-items:flex-start;min-width:0}.practice-continue__icon{font-size:2.25rem;color:#4edea3;flex-shrink:0}.practice-continue__meta{margin:.25rem 0 0;font-size:.8125rem;color:#9aa4b2;line-height:1.45}.practice-continue__cta{flex-shrink:0;font-weight:700;padding:.75rem 1.35rem;white-space:nowrap}.practice-session-row{display:grid;grid-template-columns:1fr;gap:.85rem;margin-bottom:.85rem;align-items:stretch}@media (min-width: 768px){.practice-session-row:not(.practice-session-row--solo){grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr)}.practice-session-row>.test-summary{width:100%;min-width:0;justify-self:stretch}}.practice-recommended{display:flex;flex-direction:column;justify-content:center;padding:.85rem 1rem;border-radius:1rem;border:1px solid rgba(138,43,226,.35);background:linear-gradient(160deg,#8a2be22e,#1e1e32e6);min-height:100%;box-shadow:0 8px 28px #0000002e}.practice-recommended__inner{display:flex;flex-direction:column;justify-content:center;gap:.55rem;min-height:100%}.practice-recommended__head{display:flex;align-items:center;justify-content:space-between;gap:.5rem}.practice-recommended__eyebrow{display:inline-flex;align-items:center;gap:.3rem;margin:0;font-size:.62rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#dcb8ff}.practice-recommended__eyebrow .material-symbols-outlined{font-size:.95rem}.practice-recommended__coach-badge{flex-shrink:0;padding:.18rem .45rem;border-radius:999px;font-size:.58rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:#f3e8ff;background:#8a2be247;border:1px solid rgba(220,184,255,.25)}.practice-recommended__reason{display:flex;flex-direction:column;gap:.12rem}.practice-recommended__reason-label{font-size:.62rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:#a98fd8}.practice-recommended__title{margin:0;font-family:var(--font-ui);font-size:1.15rem;font-weight:800;line-height:1.15;color:#f3f0ff}.practice-recommended__stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.35rem .55rem}.practice-recommended__stat{display:flex;flex-direction:column;gap:.05rem;min-width:0}.practice-recommended__stat--wide{grid-column:1 / -1}.practice-recommended__stat-value{font-size:.9rem;font-weight:800;font-variant-numeric:tabular-nums;color:#eceaff;line-height:1.2}.practice-recommended__stat-value--small{font-size:.72rem;font-weight:600;color:#b8b4d4}.practice-recommended__stat-label{font-size:.62rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:#7d7a98}.practice-recommended__progress{display:flex;align-items:center;gap:.45rem}.practice-recommended__progress-pct{flex-shrink:0;width:2.1rem;font-size:.72rem;font-weight:800;font-variant-numeric:tabular-nums;color:#fb923c}.practice-recommended__progress-track{flex:1;min-width:0;height:.45rem;border-radius:999px;background:#ffffff14;overflow:hidden}.practice-recommended__progress-fill{height:100%;border-radius:inherit;background:linear-gradient(90deg,#8a2be2,#4edea3);transition:width .25s ease}.practice-recommended__attention{display:inline-flex;align-items:center;gap:.25rem;margin:0;padding:.22rem .5rem;width:-moz-fit-content;width:fit-content;border-radius:999px;font-size:.68rem;font-weight:700;color:#fecaca;background:#ef44441f;border:1px solid rgba(248,113,113,.28)}.practice-recommended__attention .material-symbols-outlined{font-size:.85rem}.practice-recommended__benefit{padding:.45rem .55rem;border-radius:.55rem;background:#0c0c1873;border:1px solid rgba(255,255,255,.06)}.practice-recommended__benefit-label{display:block;margin-bottom:.12rem;font-size:.58rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:#8b8aa8}.practice-recommended__benefit-detail{margin:0;font-size:.78rem;font-weight:600;line-height:1.35;color:#4edea3}.practice-recommended__preview{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.35rem}.practice-recommended__preview li{padding:.22rem .45rem;border-radius:999px;font-size:.65rem;font-weight:600;color:#c4b5fd;background:#8a2be21f;border:1px solid rgba(167,139,250,.18)}.practice-weak-areas{padding:1rem 1.15rem;border-radius:1.15rem;border:1px solid rgba(251,146,60,.28);background:linear-gradient(145deg,#fb923c14,#1e1e32e0)}.practice-weak-areas__head{margin-bottom:.65rem}.practice-weak-areas__list{list-style:none;margin:0 0 .85rem;padding:0;display:flex;flex-direction:column;gap:.45rem}.practice-weak-areas__row{display:flex;align-items:center;justify-content:space-between;gap:.75rem;padding:.45rem .65rem;border-radius:.65rem;background:#0f0f1e73;border:1px solid rgba(255,255,255,.06)}.practice-weak-areas__name{font-size:.8125rem;font-weight:600;color:#e2e0fc}.practice-weak-areas__pct{font-size:.8125rem;font-weight:700;font-variant-numeric:tabular-nums;color:#fb923c}.practice-weak-areas__cta{width:100%;justify-content:center;font-weight:700}.practice-weak-areas__loading{margin:0;font-size:.875rem;color:#9aa4b2}.practice-recommended__cta{display:inline-flex;align-items:center;justify-content:center;gap:.35rem;font-weight:700;padding:.65rem 1rem;margin-top:.15rem;box-shadow:0 8px 24px #8a2be259}.practice-recommended__cta .material-symbols-outlined{font-size:1.05rem}.practice-quick-grid{display:grid;grid-template-columns:1fr;gap:.65rem}@media (min-width: 520px){.practice-quick-grid{grid-template-columns:repeat(2,1fr)}}.practice-quick-card{display:flex;flex-direction:column;align-items:flex-start;text-align:left;gap:.35rem;padding:1rem 1.1rem;border-radius:1.1rem;border:1px solid rgba(255,255,255,.1);background:#1c1c30d9;color:inherit;cursor:pointer;transition:border-color .15s,transform .15s,box-shadow .15s}.practice-quick-card:hover:not(:disabled){border-color:#8a2be273;transform:translateY(-2px);box-shadow:0 8px 24px #00000040}.practice-quick-card:disabled{opacity:.55;cursor:not-allowed}.practice-quick-card--featured{border-color:#8a2be266;background:linear-gradient(145deg,#8a2be226,#1c1c30f2)}.practice-quick-card__icon{font-size:1.5rem;color:#dcb8ff}.practice-quick-card__title{font-family:var(--font-ui);font-size:.95rem;font-weight:700;color:#e2e0fc}.practice-quick-card__sub{font-size:.75rem;color:#6b7280;line-height:1.4;flex:1}.practice-quick-card__go{display:inline-flex;align-items:center;gap:.2rem;margin-top:.35rem;font-size:.75rem;font-weight:700;color:#4edea3}.practice-quick-card__go .material-symbols-outlined{font-size:1rem}.practice-goal{padding:1.1rem 1.25rem;border-radius:1.25rem}.practice-goal__head{display:flex;justify-content:space-between;align-items:flex-start;gap:.75rem;margin-bottom:.65rem}.practice-goal__sub{margin:.25rem 0 0;font-size:.8125rem;color:#9aa4b2}.practice-goal__count{font-family:var(--font-ui);font-size:1.25rem;font-weight:800;color:#dcb8ff;font-variant-numeric:tabular-nums}.practice-goal__track{height:.45rem;border-radius:999px;background:#ffffff14;overflow:hidden}.practice-goal__fill{height:100%;border-radius:999px;background:linear-gradient(90deg,#8a2be2,#4edea3);transition:width .35s ease}.practice-goal__btn{margin-top:.75rem}.practice-bank-section{margin-top:0;padding-top:0;border-top:none;overflow-x:hidden;max-width:100%}.practice-page--hub .practice-bank-section{padding-top:0;border-top:none}.practice-bank-section__head-row{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:1rem 1.5rem}.practice-bank-stats{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.5rem .75rem}.practice-bank-stats li{display:flex;flex-direction:column;align-items:center;min-width:4.5rem;padding:.45rem .65rem;border-radius:.75rem;background:#ffffff0a;border:1px solid rgba(255,255,255,.08)}.practice-bank-stats strong{font-size:.95rem;color:#e8e4ff;line-height:1.2}.practice-bank-stats span{font-size:.65rem;text-transform:uppercase;letter-spacing:.06em;color:#ffffff73}.practice-bank-grid{display:grid;gap:1.25rem;align-items:start}@media (min-width: 1024px){.practice-bank-grid{grid-template-columns:minmax(200px,232px) minmax(0,1fr) minmax(210px,248px);gap:1.25rem;align-items:stretch}.practice-bank-grid__filters,.practice-bank-grid__coach{display:flex;flex-direction:column;min-height:0;align-self:stretch}.practice-bank-rail{display:flex;flex-direction:column;flex:1;width:100%;height:100%;min-height:0;overflow:hidden;padding:.7rem;border-radius:1rem;border:1px solid rgba(255,255,255,.08);background:linear-gradient(180deg,#24223aeb,#161626f5);box-shadow:inset 0 1px #ffffff0a}.practice-bank-rail--filters{border-color:#a78bfa24}.practice-bank-rail--coach{border-color:#4edea31f}.practice-bank-rail__body{display:flex;flex-direction:column;flex:1;min-height:0;overflow-y:auto;overflow-x:hidden}.practice-bank-rail__foot{flex-shrink:0;padding:.65rem .35rem .15rem;border-top:1px solid rgba(255,255,255,.08)}.practice-bank-rail__foot-stat{margin:0;font-size:.82rem;color:#e8e4ff}.practice-bank-rail__foot-stat strong{font-size:1rem;color:#d4c4ff}.practice-bank-rail__foot-hint{margin:.2rem 0 0;font-size:.72rem}.practice-bank-coach{flex:1;min-height:0;justify-content:flex-start;gap:.65rem}.practice-bank-grid__main{min-height:0;display:flex;flex-direction:column}.practice-bank-grid__main .bank-results-feed--nested{display:flex;flex-direction:column;flex:0 1 auto}.practice-bank-grid__main .bank-results-feed--nested.bank-results-feed--compact .bank-results-feed__scroll{max-height:none;overflow-y:visible}}.bank-results-feed--flat .bank-results-feed__scroll{max-height:none;overflow:visible;border:none;background:transparent;box-shadow:none}.bank-results-feed--flat .bank-results-feed__list{padding:0}.practice-bank-coach{display:flex;flex-direction:column;gap:.65rem}.practice-bank-coach__card{padding:.9rem 1rem}.practice-bank-side__title{margin:0 0 .45rem;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#c9b3ff}.practice-bank-resume{padding:.75rem .85rem;border-radius:.85rem;border:1px solid rgba(78,222,163,.35);background:linear-gradient(135deg,#4edea31f,#1e1e3299)}.practice-bank-resume__head{display:flex;align-items:center;gap:.35rem;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:#4edea3}.practice-bank-resume__head .material-symbols-outlined{font-size:1.1rem}.practice-bank-resume__meta{margin:.35rem 0 .55rem;font-size:.78rem;color:#ffffffa6}.practice-bank-resume__cta{font-size:.85rem}.practice-bank-dist{padding:.75rem .85rem;border-radius:.85rem}.practice-bank-dist__list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.45rem}.practice-bank-dist__row{display:flex;align-items:center;justify-content:space-between;gap:.5rem;font-size:.75rem}.practice-bank-dist__label{display:inline-flex;align-items:center;gap:.3rem;color:#e2e0fc;min-width:0}.practice-bank-dist__label .material-symbols-outlined{font-size:.95rem;color:#c9b3ff}.practice-bank-dist__count{font-weight:700;color:#d4c4ff;font-variant-numeric:tabular-nums}.practice-bank-dist__track{height:4px;border-radius:999px;background:#ffffff14;overflow:hidden}.practice-bank-dist__fill{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#7c3aed,#a78bfa)}.practice-bank-recent-ch{padding:.75rem .85rem;border-radius:.85rem}.practice-bank-recent-ch__list{list-style:none;margin:0;padding:0}.practice-bank-recent-ch__row{display:flex;flex-direction:column;align-items:flex-start;gap:.1rem;width:100%;padding:.4rem 0;border:none;background:none;color:inherit;cursor:pointer;text-align:left;border-bottom:1px solid rgba(255,255,255,.06)}.practice-bank-recent-ch__row:last-child{border-bottom:none}.practice-bank-recent-ch__name{font-size:.78rem;color:#e2e0fc;line-height:1.3}.practice-bank-recent-ch__sub{font-size:.68rem;color:#ffffff73}.practice-bank-coach__tip-inline{margin:0;padding:.55rem .65rem;font-size:.72rem;line-height:1.45;color:#ffffff8c;border-radius:.65rem;background:#ffffff08}.practice-bank-coach__tip-inline .material-symbols-outlined{font-size:.95rem;vertical-align:-.2em;margin-right:.2rem;color:#b794ff}@media (min-width: 1024px){.practice-bank-coach__tip-inline.practice-bank-coach__tip-inline--rail-foot{margin-top:auto;padding-top:.65rem;border-top:1px solid rgba(255,255,255,.06)}}.practice-continue--prominent{padding:1rem 1.15rem;box-shadow:0 8px 28px #4edea31f}.practice-continue__eyebrow{margin:0;font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#4edea3}.practice-continue__title{margin:.15rem 0 0;font-family:var(--font-ui);font-size:1.05rem;font-weight:700;color:#f0edff}.practice-recent--polished{padding:1rem 1.1rem;border-radius:1rem}.practice-recent-grid{list-style:none;margin:0;padding:0;display:grid;gap:.65rem}@media (min-width: 768px){.practice-recent-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}.practice-recent-card{padding:.85rem .9rem;border-radius:.85rem;display:flex;flex-direction:column;gap:.55rem}.practice-recent-card__top{display:flex;align-items:flex-start;justify-content:space-between;gap:.5rem}.practice-recent-card__title{display:block;font-size:.88rem;color:#f0edff}.practice-recent-card__status{display:inline-block;margin-top:.25rem;padding:.12rem .45rem;border-radius:999px;font-size:.62rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em}.practice-recent-card__status--active{background:#4edea326;color:#4edea3}.practice-recent-card__status--done{background:#a78bfa26;color:#d4c4ff}.practice-recent-card__mode{font-size:.68rem;font-weight:600;color:#ffffff73;text-transform:uppercase;letter-spacing:.04em;flex-shrink:0}.practice-recent-card__stats{display:grid;grid-template-columns:repeat(3,1fr);gap:.35rem;margin:0;padding:0}.practice-recent-card__stats div{padding:.35rem .4rem;border-radius:.45rem;background:#ffffff0a;text-align:center}.practice-recent-card__stats dt{margin:0;font-size:.58rem;text-transform:uppercase;letter-spacing:.04em;color:#ffffff73}.practice-recent-card__stats dd{margin:.1rem 0 0;font-size:.82rem;font-weight:700;color:#ece9ff;font-variant-numeric:tabular-nums}.practice-recent-card__date{margin:0;font-size:.72rem}.practice-recent-card__actions{margin-top:auto}.practice-recent-card__cta{width:100%;justify-content:center}.practice-bank-weak{padding:.75rem .85rem}.practice-bank-stats--inline,.practice-bank-stats--row{margin-bottom:1rem}.practice-bank-stats--row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.65rem}.practice-bank-stats--row li{min-width:0;padding:.65rem .5rem;border-radius:.85rem;background:#1e1e32a6;border:1px solid rgba(255,255,255,.08)}.practice-bank-stats--row strong{font-size:1.05rem;font-weight:700;color:#f0ecff}.practice-bank-stats--row span{font-size:.68rem;margin-top:.15rem}.practice-bank-widget__cta--muted{opacity:.45;cursor:not-allowed}.practice-bank-widget--empty{opacity:.92}.practice-bank-widget__subject{color:#ffffff73;font-weight:400}.practice-bank-coach-mobile{margin-top:.5rem}@media (min-width: 1024px){.practice-bank-coach-mobile{display:none}}.practice-bank-coach-mobile .practice-bank-coach{display:flex;flex-direction:column;gap:.65rem}.practice-filter-pill{border:1px solid rgba(255,255,255,.1);background:#1e1e32bf;color:#ffffff9e;font-size:.72rem;font-weight:600;padding:.5rem .35rem;border-radius:.55rem;transition:border-color .15s,background .15s,color .15s,box-shadow .15s}.practice-filter-pill:hover:not(:disabled){border-color:#a78bfa59;color:#e8e4ff}.practice-filter-pill--active{border-color:#8b5cf6bf;background:linear-gradient(135deg,#6d28d973,#4c1d9559);color:#f5f3ff;box-shadow:0 0 0 1px #a78bfa40,inset 0 1px #ffffff14}.practice-filter-pill:disabled{opacity:.4;cursor:not-allowed}.practice-filter-select{background:#1e1e32bf;border:1px solid rgba(255,255,255,.1);transition:border-color .15s,box-shadow .15s}.practice-filter-select--active{border-color:#8b5cf68c;box-shadow:0 0 0 1px #8b5cf633;background:#4c1d951f}.practice-filter-difficulty{border:1px solid transparent;transition:background .15s,border-color .15s}.practice-filter-difficulty:hover{background:#ffffff0a}.practice-filter-difficulty--selected{border-color:#8b5cf666;background:#6d28d924}.practice-filter-adaptive{border:1px solid transparent;transition:background .15s,border-color .15s}.practice-filter-adaptive:hover{background:#ffffff0a}.practice-filter-adaptive--selected{border-color:#8b5cf666;background:#6d28d924}.practice-bank-start-banner{display:flex;align-items:stretch;gap:.5rem;margin-top:1rem;padding:.55rem;border-radius:.85rem;border:1px solid rgba(139,92,246,.35);background:linear-gradient(135deg,#6d28d947,#4c1d956b);box-shadow:0 6px 20px #6d28d929}.practice-bank-start-banner__selection{flex:1 1 auto;display:flex;align-items:center;gap:.5rem;min-width:0;margin:0;padding:.4rem .55rem;border:1px solid rgba(255,255,255,.12);border-radius:.65rem;background:#ffffff0f;color:inherit;font:inherit;text-align:left;cursor:pointer;transition:background .15s,border-color .15s}.practice-bank-start-banner__selection:hover:not(:disabled){background:#ffffff1a;border-color:#fff3}.practice-bank-start-banner__selection:disabled{cursor:default;opacity:.85}.practice-bank-start-banner__count{display:flex;align-items:center;justify-content:center;flex-shrink:0;min-width:2rem;height:2rem;padding:0 .35rem;border-radius:.5rem;background:#ffffff1f;font-size:.95rem;font-weight:800;color:#faf5ff;line-height:1}.practice-bank-start-banner__copy{flex:1;min-width:0;display:flex;flex-direction:column;gap:.1rem}.practice-bank-start-banner__title{margin:0;font-size:.72rem;font-weight:600;color:#f5f3ff;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.practice-bank-start-banner__meta{margin:0;font-size:.66rem;color:#ffffffad;line-height:1.25;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.practice-bank-start-banner__edit{position:relative;display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:.08rem;flex-shrink:0;margin-left:auto;min-width:2.65rem;min-height:2.65rem;padding:.28rem .42rem;border-radius:.55rem;border:1px solid rgba(196,181,253,.55);background:linear-gradient(160deg,#8b5cf661,#6d28d938);color:#f3e8ff;font-size:.62rem;font-weight:800;letter-spacing:.04em;text-transform:uppercase;box-shadow:0 0 0 1px #8b5cf638,0 0 14px #8b5cf647;animation:practice-bank-filter-pulse 2.8s ease-in-out infinite}.practice-bank-start-banner__selection:hover:not(:disabled) .practice-bank-start-banner__edit{border-color:#ddd6febf;background:linear-gradient(160deg,#8b5cf67a,#6d28d94d)}.practice-bank-start-banner__edit-icon{font-size:1.2rem;font-variation-settings:"FILL" 1;color:#ede9fe;line-height:1}.practice-bank-start-banner__edit-label{display:block;font-size:.52rem;line-height:1;color:#e9d5ff}@keyframes practice-bank-filter-pulse{0%,to{box-shadow:0 0 0 1px #8b5cf638,0 0 10px #8b5cf633}50%{box-shadow:0 0 0 2px #c4b5fd73,0 0 18px #8b5cf661}}.practice-bank-start-banner__filter-badge{position:absolute;top:-.3rem;right:-.3rem;display:inline-flex;align-items:center;justify-content:center;min-width:1.1rem;height:1.1rem;padding:0 .25rem;border-radius:999px;border:1px solid rgba(255,255,255,.35);background:#f5f3ff;font-size:.58rem;font-weight:800;color:#5b21b6;box-shadow:0 2px 6px #0003}.practice-bank-start-banner__cta{display:inline-flex;align-items:center;justify-content:center;gap:.25rem;padding:0 1rem;min-width:5.25rem;border:none;border-radius:.65rem;font-size:.82rem;font-weight:700;color:#1e1033;background:linear-gradient(135deg,#f5f3ff,#ddd6fe);cursor:pointer;transition:transform .15s,box-shadow .15s;flex-shrink:0}.practice-bank-start-banner__cta:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 14px #ffffff1f}.practice-bank-start-banner__cta:disabled{opacity:.55;cursor:not-allowed}.practice-bank-start-banner__cta .material-symbols-outlined{font-size:1rem}.practice-bank-widget{padding:.85rem .9rem}.practice-bank-widget__head{display:flex;align-items:center;gap:.4rem;margin-bottom:.55rem}.practice-bank-widget__head h3{margin:0;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:#c9b3ff}.practice-bank-widget__head .material-symbols-outlined{font-size:1.05rem;color:#b794ff}.practice-bank-widget--resume{border-color:#a78bfa40}.practice-bank-widget__progress{height:.35rem;border-radius:999px;background:#ffffff14;overflow:hidden;margin-bottom:.5rem}.practice-bank-widget__progress-fill{height:100%;border-radius:inherit;background:linear-gradient(90deg,#8b5cf6,#a78bfa)}.practice-bank-widget__meta{margin:0 0 .6rem;font-size:.75rem;color:#ffffff9e}.practice-bank-widget__cta{font-size:.8rem}.practice-bank-widget--weak{border-color:#4edea347;background:linear-gradient(180deg,#4edea314,#1e1e3280)}.practice-bank-widget--weak .practice-bank-widget__head h3,.practice-bank-widget--weak .practice-bank-widget__head .material-symbols-outlined{color:#4edea3}.practice-bank-widget__chapter{margin:0;font-size:.92rem;font-weight:700;color:#f0fdf8}.practice-bank-widget__accuracy{margin:.2rem 0 .65rem;font-size:.78rem;color:#4edea3d9}.practice-bank-widget__cta--outline{width:100%;border:1px solid rgba(78,222,163,.45);background:#4edea31a;color:#4edea3}.practice-bank-widget--revision{border-color:#ffc10740}.practice-bank-widget--revision .practice-bank-widget__head .material-symbols-outlined{color:#ffc107}.practice-bank-widget__revision-total{margin:0 0 .5rem;font-size:.82rem;color:#ffffffbf}.practice-bank-widget__revision-total strong{font-size:1.05rem;color:#fff}.practice-bank-widget__priority-list{list-style:none;margin:0 0 .65rem;padding:0;display:flex;flex-wrap:wrap;gap:.35rem}.practice-bank-widget__priority{display:inline-flex;align-items:center;gap:.35rem;padding:.2rem .5rem;border-radius:999px;font-size:.68rem;font-weight:600}.practice-bank-widget__priority span{font-variant-numeric:tabular-nums}.practice-bank-widget__priority--high{background:#ef444426;color:#fca5a5}.practice-bank-widget__priority--medium{background:#fb923c26;color:#fdba74}.practice-bank-widget__priority--low{background:#22c55e26;color:#86efac}.practice-bank-widget--ai{border-color:#a78bfa33}.practice-bank-widget__ai-text{margin:0 0 .55rem;font-size:.76rem;line-height:1.45;color:#ffffff9e}.practice-bank-widget__ai-highlight{color:#d4c4ff}.practice-bank-widget__link{display:inline-flex;align-items:center;gap:.25rem;padding:0;border:none;background:none;font-size:.78rem;font-weight:600;color:#c9b3ff;text-decoration:none;cursor:pointer}.practice-bank-widget__link:hover:not(:disabled){color:#e9d5ff;text-decoration:none}.practice-bank-widget__link:disabled{opacity:.45;cursor:not-allowed}.practice-bank-widget__link .material-symbols-outlined{font-size:1rem}.practice-recent--table{margin-top:.25rem}.practice-recent-table-wrap{padding:0;overflow-x:auto;border-radius:1rem}.practice-recent-table{width:100%;border-collapse:collapse;font-size:.8rem}.practice-recent-table th{padding:.75rem 1rem;text-align:left;font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:#ffffff73;border-bottom:1px solid rgba(255,255,255,.08);white-space:nowrap}.practice-recent-table td{padding:.85rem 1rem;border-bottom:1px solid rgba(255,255,255,.05);color:#ffffffc7;vertical-align:middle}.practice-recent-table tbody tr:last-child td{border-bottom:none}.practice-recent-table tbody tr:hover{background:#ffffff05}.practice-recent-table__session{display:flex;align-items:center;gap:.5rem;min-width:10rem}.practice-recent-table__session-name{font-weight:600;color:#ece8ff}.practice-recent-table__status{font-size:1rem;flex-shrink:0}.practice-recent-table__status--done{color:#4edea3}.practice-recent-table__status--active{color:#fb923c}.practice-recent-table__status--other{color:#f87171}.practice-recent-table__date{white-space:nowrap;color:#ffffff80;font-size:.75rem}.practice-recent-table__action a,.practice-recent-table__action button{padding:0;border:none;background:none;font-size:.78rem;font-weight:600;color:#c9b3ff;text-decoration:none;cursor:pointer;white-space:nowrap}.practice-recent-table__action a:hover,.practice-recent-table__action button:hover:not(:disabled){color:#e9d5ff;text-decoration:none}.practice-recent-table__action button:disabled{opacity:.5;cursor:not-allowed}@media (max-width: 900px){.practice-bank-stats--row{grid-template-columns:repeat(2,minmax(0,1fr))}.practice-recent-table th:nth-child(5),.practice-recent-table td:nth-child(5),.practice-recent-table th:nth-child(6),.practice-recent-table td:nth-child(6){display:none}}@media (min-width: 480px){.practice-bank-start-banner__edit{flex-direction:row;gap:.2rem;min-width:auto;min-height:2.35rem;padding:.3rem .55rem}.practice-bank-start-banner__edit-label{font-size:.64rem}}@media (max-width: 640px){.practice-recent-table th:nth-child(2),.practice-recent-table td:nth-child(2){display:none}}.practice-bank-sticky{position:sticky;top:var(--app-header-h, 3.5rem);max-height:calc(100dvh - var(--app-header-h, 3.5rem) - 1rem);overflow-y:auto}.practice-bank-coach__live{margin-top:.75rem;padding:.65rem .75rem;border-radius:.65rem;background:#ffffff08;border:1px solid rgba(167,139,250,.15)}.practice-bank-coach__live-row{display:flex;align-items:baseline;flex-wrap:wrap;gap:.35rem;margin:0;padding:.2rem 0;line-height:1.35}.practice-bank-coach__live-row+.practice-bank-coach__live-row{border-top:1px solid rgba(255,255,255,.05);margin-top:.15rem;padding-top:.35rem}.practice-bank-coach__live-value{font-size:1rem;font-weight:700;font-variant-numeric:tabular-nums;color:#e8e0ff;animation:practice-coach-value-in .25s ease}.practice-bank-coach__live-label{font-size:.78rem;color:#ffffff80}@keyframes practice-coach-value-in{0%{opacity:.4;transform:translateY(2px)}to{opacity:1;transform:translateY(0)}}.practice-bank-coach__session-note{margin:.65rem 0 0;font-size:.72rem;line-height:1.4}.practice-bank-coach__actions{display:flex;flex-direction:column;gap:.5rem;margin-top:.85rem}.practice-bank-coach__cta{margin-top:0;display:inline-flex;align-items:center;justify-content:center;gap:.35rem}.practice-bank-coach__cta .material-symbols-outlined{font-size:1.1rem}.practice-bank-coach__secondary{display:flex;align-items:center;justify-content:center;gap:.4rem;width:100%;padding:.6rem 1rem;border-radius:.65rem;border:1px solid rgba(167,139,250,.35);background:#ffffff0a;color:#d4c4ff;font-size:.875rem;font-weight:600;text-decoration:none;transition:background .15s,border-color .15s,color .15s}.practice-bank-coach__secondary .material-symbols-outlined{font-size:1.05rem;color:#c9b3ff}.practice-bank-coach__secondary:hover{background:#a78bfa1f;border-color:#a78bfa80;color:#f0edff;text-decoration:none}.practice-bank-weak{padding:.9rem 1rem;border-radius:1rem}.practice-bank-weak__title{margin:0 0 .5rem;font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#c9b3ff}.practice-bank-weak__list{list-style:none;margin:0;padding:0}.practice-bank-weak__row{display:flex;align-items:center;justify-content:space-between;gap:.5rem;width:100%;padding:.4rem 0;border:none;background:none;color:inherit;cursor:pointer;text-align:left;border-bottom:1px solid rgba(255,255,255,.06)}.practice-bank-weak__row:last-child{border-bottom:none}.practice-bank-weak__name{font-size:.78rem;color:#e2e0fc;line-height:1.3}.practice-bank-weak__pct{font-size:.78rem;font-weight:700;color:#ffb4b4;flex-shrink:0}.practice-bank-weak__cta{margin-top:.55rem;width:100%;padding:.45rem .65rem;border-radius:.55rem;border:1px solid rgba(167,139,250,.35);background:transparent;color:#d4c4ff;font-size:.78rem;font-weight:600;cursor:pointer}.practice-bank-weak__cta:hover{background:#a78bfa1a}.bank-results-feed__session-note{margin:.35rem 0 0;font-size:.78rem;color:#ffffff8c}.bank-results-feed__session-note strong{color:#d4c4ff;font-weight:600}.question-card--compact .question-card__title{margin:0 0 .35rem;font-size:.9rem;font-weight:600;line-height:var(--line-reading, 1.65);color:#f0edff}.question-card--compact .question-card__title .ai-markdown--stem-preview{display:inline;font-size:inherit;font-weight:inherit;line-height:inherit;color:inherit}.question-card--compact .question-card__title .ai-markdown--stem-preview p{display:inline;margin:0}.question-card--compact .question-card__title .ai-markdown--stem-preview .katex{font-size:1em}.question-card__meta{margin:0 0 .65rem;font-size:.72rem;line-height:1.4}.question-card__actions{display:flex;flex-wrap:wrap;gap:.35rem;align-items:center;justify-content:flex-end;padding-top:.55rem;border-top:1px solid rgba(255,255,255,.06)}.question-card__bookmark{margin-right:auto}.bank-mode-btn--practice-secondary{background:transparent;border:1px solid rgba(167,139,250,.35);color:#d4c4ff}.bank-subject-grid--compact{margin-top:1rem;margin-bottom:0}.bank-subject-grid--compact .bank-subject-grid__cards{grid-template-columns:repeat(4,minmax(0,1fr));gap:.5rem;width:100%}.bank-subject-grid--compact .bank-subject-card{padding:.55rem .6rem;gap:.15rem;border-radius:.65rem}.bank-subject-grid--compact .bank-subject-card__icon{font-size:1.15rem}.bank-subject-grid--compact .bank-subject-card h3{font-size:.78rem}.bank-subject-grid--compact .bank-subject-card p{font-size:.65rem}@media (max-width: 639px){.bank-subject-grid--compact .bank-subject-grid__cards{grid-template-columns:repeat(2,minmax(0,1fr))}}.practice-recent--compact{padding:.9rem 1.1rem;border-radius:1rem}.practice-recent__head-row{display:flex;align-items:center;justify-content:space-between;gap:.75rem;margin-bottom:.5rem}.practice-recent__head-row .practice-section-title{margin:0;font-size:.95rem}.practice-recent-list--compact .practice-recent-item--compact{padding:.5rem 0}.practice-recent-item--compact .practice-recent-item__main strong{font-size:.82rem}.practice-recent-item--compact .practice-recent-item__meta{font-size:.72rem}.practice-bank-coach__head{margin-bottom:.85rem}.practice-bank-coach__eyebrow{display:inline-flex;align-items:center;gap:.35rem;margin:0;font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#c9b3ff}.practice-bank-coach__eyebrow .material-symbols-outlined{font-size:1rem}.practice-bank-coach__scope-label{display:block;font-size:.68rem;text-transform:uppercase;letter-spacing:.06em;color:#ffffff73;margin-bottom:.2rem}.practice-bank-coach__scope-title{margin:0;font-size:1.05rem;line-height:1.3;color:#f0edff}.practice-bank-coach__scope-meta{margin:.25rem 0 0;font-size:.8rem}.practice-bank-coach__weak{margin-top:.75rem;padding:.55rem .65rem;border-radius:.65rem;background:#dc505014;border:1px solid rgba(255,120,120,.2)}.practice-bank-coach__weak-badge{display:inline-block;font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:#ffb4b4;margin-bottom:.2rem}.practice-bank-coach__weak-stat{margin:0;font-size:.8rem;color:#ffffffbf}.practice-bank-coach__match{margin:.75rem 0 0;font-size:.8rem}.practice-bank-coach__tags{list-style:none;margin:.65rem 0 0;padding:0;display:flex;flex-wrap:wrap;gap:.4rem}.practice-bank-coach__tags li{font-size:.72rem;padding:.25rem .55rem;border-radius:999px;background:#ffffff0f;color:#ffffffb3}.practice-bank-coach__tip{padding:1rem 1.1rem;border-radius:1rem}.practice-bank-coach__tip-head{display:flex;align-items:center;gap:.4rem;font-size:.8rem;font-weight:700;color:#d4c4ff;margin-bottom:.45rem}.practice-bank-coach__tip-head .material-symbols-outlined{font-size:1.1rem;color:#b794ff}.practice-bank-coach__tip-body{margin:0;font-size:.82rem;line-height:1.45;color:#ffffff9e}.practice-bank-coach__tip-highlight{color:#e0c8ff;font-weight:700}.practice-bank-coach__tip-link{display:inline-block;margin-top:.55rem;font-size:.78rem;font-weight:600;color:#c9b3ff;text-decoration:none}.practice-bank-count__row{display:flex;align-items:center;gap:.35rem}.practice-bank-count__step{display:inline-flex;align-items:center;justify-content:center;width:2.25rem;height:2.25rem;border-radius:.65rem;border:1px solid rgba(255,255,255,.12);background:#ffffff0a;color:#e2e0fc;cursor:pointer}.practice-bank-count__step:disabled{opacity:.35;cursor:not-allowed}.practice-bank-count__step .material-symbols-outlined{font-size:1.1rem}.practice-bank-count__input{flex:1;min-width:0;text-align:center;padding:.5rem .35rem;border-radius:.65rem;border:1px solid rgba(255,255,255,.12);background:#0003;color:#f0edff;font-size:1rem;font-weight:700}.practice-bank-count__hint{margin:.35rem 0 0;font-size:.72rem}.practice-bank-mobile-start{position:fixed;left:0;right:0;bottom:calc(4.5rem + env(safe-area-inset-bottom,0px));z-index:40;padding:.65rem 1rem;background:linear-gradient(to top,rgba(17,17,37,.98) 70%,transparent);pointer-events:none}.practice-bank-mobile-start__btn{width:100%;pointer-events:auto;box-shadow:0 8px 24px #00000059;font-size:.85rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.practice-page--hub{overflow-x:hidden;--practice-start-banner-h: 4.25rem}@media (max-width: 1023px){.stitch-shell .stitch-page-content>main.practice-page--hub{padding-bottom:calc(var(--mobile-tab-bar-h, 4.25rem) + var(--practice-start-banner-h) + .65rem);scroll-padding-bottom:calc(var(--mobile-tab-bar-h, 4.25rem) + var(--practice-start-banner-h) + .65rem)}.practice-page--hub .practice-bank-section{padding-bottom:.25rem}.practice-bank-start-banner-anchor{min-height:var(--practice-start-banner-h);margin-top:.75rem;pointer-events:none}.practice-page--hub .practice-bank-start-banner-anchor .practice-bank-start-banner{position:fixed;left:max(.65rem,env(safe-area-inset-left,0px));right:max(.65rem,env(safe-area-inset-right,0px));bottom:var(--mobile-tab-bar-h, calc(4.25rem + env(safe-area-inset-bottom, 0px)) );z-index:48;margin:0;width:auto;max-width:none;padding:.45rem;pointer-events:auto;border-radius:.75rem;background:#161028f7;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);box-shadow:0 -2px 16px #00000052;border:1px solid rgba(139,92,246,.35)}.practice-page--hub .practice-bank-start-banner__selection{padding:.35rem .45rem}.practice-page--hub .practice-bank-start-banner__cta{min-width:4.75rem;padding:0 .75rem}.practice-page--hub .practice-bank-coach-mobile{padding-bottom:.5rem}.practice-page--hub .practice-bank-coach-mobile .practice-bank-widget--ai{scroll-margin-bottom:calc(var(--practice-start-banner-h) + .5rem)}.practice-page--hub .practice-recent--table{margin-bottom:.5rem}.practice-page--hub .practice-recent-table-wrap{margin-bottom:.25rem}}@media (min-width: 1024px){.practice-page--hub{padding-bottom:0}}.practice-recent{padding:1.1rem 1.25rem;border-radius:1.25rem}.practice-recent__link{font-size:.8125rem;font-weight:600;color:#dcb8ff;text-decoration:none}.practice-recent__empty{margin:0;font-size:.875rem}.practice-recent-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.5rem}.practice-recent-item{display:flex;align-items:center;justify-content:space-between;gap:.75rem;padding:.65rem 0;border-bottom:1px solid rgba(255,255,255,.06)}.practice-recent-item:last-child{border-bottom:none}.practice-recent-item__main{min-width:0;display:flex;flex-direction:column;gap:.15rem}.practice-recent-item__main strong{font-size:.875rem;color:#e2e0fc}.practice-recent-item__meta{font-size:.72rem;color:#6b7280}.practice-recent__view-all{display:inline-flex;margin-top:.65rem;font-size:.8125rem;font-weight:700;color:#dcb8ff;text-decoration:none}.practice-recent__view-all:hover{color:#e9d5ff}@media (max-width: 639px){.practice-page--hub .practice-continue__cta,.practice-page--hub .practice-recommended__cta,.practice-page--hub .practice-weak-areas__cta{width:100%;justify-content:center;text-align:center}.practice-page--hub .practice-recent-item{flex-direction:column;align-items:stretch}.practice-page--hub .practice-recent-item__cta{width:100%;justify-content:center}}.practice-advanced{display:flex;flex-direction:column;border-radius:1rem;overflow:hidden;min-height:100%;border:1px solid rgba(138,43,226,.18);background:linear-gradient(165deg,#1c1830eb,#0e0e1cf5);box-shadow:0 8px 32px #00000038}.practice-advanced__head{display:flex;align-items:center;gap:.5rem;padding:.75rem 1rem;border-bottom:1px solid rgba(255,255,255,.06);background:#8a2be20f}.practice-advanced__head-left{display:inline-flex;align-items:center;gap:.45rem;font-size:.875rem;font-weight:600;color:#e2e0fc}.practice-advanced__head-left .material-symbols-outlined{font-size:1.1rem;color:#dcb8ff}.practice-advanced__body{padding:.9rem 1rem 1rem;flex:1;display:flex;flex-direction:column;gap:.15rem}.practice-advanced__field{margin-bottom:.55rem;min-width:0}.practice-advanced__label{display:block;font-size:.62rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:#8b8aa8;margin-bottom:.35rem}.practice-advanced__select-wrap{display:flex;flex-direction:column;gap:.28rem}.practice-advanced__select{width:100%;max-width:100%;padding:.6rem 2rem .6rem .75rem;border-radius:.6rem;background:#0c0c18bf;border:1px solid rgba(255,255,255,.07);color:#eceaff;font-size:.8125rem;font-weight:600;box-sizing:border-box;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23a98fd8' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right .75rem center;transition:border-color .18s,box-shadow .18s,background-color .18s}.practice-advanced__select:hover{border-color:#8a2be247;background-color:#121020d9}.practice-advanced__select:focus{outline:none;border-color:#a78bfa8c;box-shadow:0 0 0 3px #8a2be238}.practice-advanced__meta{font-size:.65rem;font-weight:600;color:#6b6988;line-height:1.3}.practice-advanced__subject-pills{display:flex;flex-wrap:wrap;gap:.45rem}.practice-advanced__subject-pill{padding:.4rem .75rem;border-radius:999px;border:1px solid rgba(255,255,255,.14);background:#0003;color:#e2e0fce0;font-size:.78rem;font-weight:600;cursor:pointer}.practice-advanced__subject-pill:hover{border-color:#a855f773}.practice-advanced__subject-pill.is-active{border-color:#a855f7;background:#a855f738;color:#f3e8ff}.practice-advanced__controls{display:grid;grid-template-columns:1fr;gap:.65rem;margin:.35rem 0 .55rem;padding:.65rem .75rem;border-radius:.65rem;border:1px solid rgba(255,255,255,.06);background:#0000002e}@media (min-width: 480px){.practice-advanced__controls{grid-template-columns:1fr auto;align-items:center}}.practice-advanced__stepper-block{min-width:0}.practice-advanced__stepper{display:inline-flex;align-items:center;gap:0;border-radius:.6rem;border:1px solid rgba(255,255,255,.08);background:#0c0c18cc;overflow:hidden}.practice-advanced__stepper-btn{display:flex;align-items:center;justify-content:center;width:2.25rem;height:2.25rem;border:none;background:#ffffff08;color:#c8c6e8;cursor:pointer;transition:background .15s,color .15s}.practice-advanced__stepper-btn:hover:not(:disabled){background:#8a2be22e;color:#f0eeff}.practice-advanced__stepper-btn:disabled{opacity:.35;cursor:not-allowed}.practice-advanced__stepper-btn .material-symbols-outlined{font-size:1.1rem}.practice-advanced__stepper-value,.practice-advanced__stepper-input{min-width:2.75rem;width:3.25rem;text-align:center;font-size:1.05rem;font-weight:800;font-variant-numeric:tabular-nums;color:#f3ecff;border-left:1px solid rgba(255,255,255,.06);border-right:1px solid rgba(255,255,255,.06);padding:0 .35rem;line-height:2.25rem}.practice-advanced__stepper-input{border-top:none;border-bottom:none;background:transparent;outline:none;-webkit-appearance:textfield;appearance:textfield;-moz-appearance:textfield}.practice-advanced__stepper-input:focus{background:#8a2be21f;box-shadow:inset 0 0 0 1px #a78bfa73}.practice-advanced__stepper-input::-webkit-outer-spin-button,.practice-advanced__stepper-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.practice-advanced__switch-row{display:flex;align-items:center;justify-content:space-between;gap:.65rem}@media (min-width: 480px){.practice-advanced__switch-row{flex-direction:column;align-items:flex-end;gap:.35rem}}.practice-advanced__switch-label{font-size:.78rem;font-weight:600;color:#d8d6f0}.practice-advanced__switch{display:inline-flex;align-items:center;gap:.45rem;padding:0;border:none;background:transparent;cursor:pointer}.practice-advanced__switch-track{position:relative;width:2.5rem;height:1.35rem;border-radius:999px;background:#6b698873;border:1px solid rgba(255,255,255,.1);transition:background .2s,border-color .2s}.practice-advanced__switch.is-on .practice-advanced__switch-track{background:linear-gradient(135deg,#8a2be2d9,#6a1bb8e6);border-color:#a78bfa73}.practice-advanced__switch-thumb{position:absolute;top:2px;left:2px;width:1rem;height:1rem;border-radius:50%;background:#fff;box-shadow:0 1px 4px #00000059;transition:transform .2s cubic-bezier(.4,0,.2,1)}.practice-advanced__switch.is-on .practice-advanced__switch-thumb{transform:translate(1.1rem)}.practice-advanced__switch-state{font-size:.65rem;font-weight:800;letter-spacing:.06em;color:#6b6988;min-width:1.5rem}.practice-advanced__switch.is-on .practice-advanced__switch-state{color:#dcb8ff}.practice-advanced__preview{display:flex;flex-direction:column;gap:.2rem;padding:.6rem .75rem;margin-bottom:.65rem;border-radius:.6rem;border:1px dashed rgba(138,43,226,.28);background:#8a2be20f}.practice-advanced__preview-line{font-size:.78rem;font-weight:600;color:#e2e0fc;line-height:1.35}.practice-advanced__preview-line--meta{font-size:.72rem;font-weight:600;color:#9a98b8}.practice-advanced__error{margin:0 0 .5rem;font-size:.8125rem}.practice-advanced__foot{margin:.5rem 0 0;font-size:.75rem;text-align:center}.practice-advanced__start{margin-top:auto;display:inline-flex;align-items:center;justify-content:center;gap:.35rem;font-weight:700;padding:.85rem 1rem;box-shadow:0 8px 28px #8a2be252}.practice-advanced__start .material-symbols-outlined{font-size:1.1rem}.session-chip-row{display:flex;flex-wrap:wrap;gap:.35rem}.session-chip-row--compact{margin-bottom:.45rem}.session-chip{padding:.38rem .65rem;border-radius:999px;border:1px solid rgba(255,255,255,.08);background:#0c0c18bf;color:#c8c6e8;font-size:.72rem;font-weight:700;cursor:pointer;transition:background .15s,border-color .15s,color .15s}.session-chip--compact{padding:.22rem .55rem;font-size:.68rem;font-variant-numeric:tabular-nums}.session-chip:hover:not(:disabled){border-color:#8a2be247;color:#f0eeff}.session-chip.is-active{background:#8a2be229;border-color:#a78bfa73;color:#dcb8ff}.session-chip:disabled{opacity:.35;cursor:not-allowed}.practice-page-header{max-width:none}.practice-page-title{display:inline-flex;align-items:center;flex-wrap:wrap;gap:.25rem;font-family:var(--font-ui);font-size:clamp(1.35rem,3vw,1.75rem);font-weight:700;color:#e2e0fc;margin:0 0 .35rem;line-height:1.2}.practice-page-desc{font-size:.875rem;color:#9aa4b2;margin:0;line-height:1.45}.practice-config{padding:1.5rem;border-radius:1.25rem}.practice-config h2{font-family:var(--font-ui);font-size:1.125rem;font-weight:600;color:#e2e0fc;margin:0 0 1rem}.practice-config .filter-block{margin-bottom:1rem}.practice-config .filter-label{display:block;font-size:.68rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#9aa4b2;margin-bottom:.5rem}.practice-config select{width:100%;padding:.75rem 1rem;border-radius:.75rem;background:#333348;border:1px solid rgba(255,255,255,.1);color:#e2e0fc;font-size:.9375rem}.practice-exam-row{display:flex;flex-wrap:wrap;gap:.5rem}.practice-login-hint{padding:.85rem 1rem;border-radius:.75rem;background:#8a2be21a;border:1px solid rgba(138,43,226,.25);font-size:.875rem;color:#9aa4b2;margin-bottom:1rem}.practice-login-hint a{color:#dcb8ff;font-weight:700}.practice-adaptive-toggle{display:flex;align-items:center;gap:.5rem;font-size:.875rem;color:#e2e0fc;margin:1rem 0}.practice-start{width:100%;margin-top:.5rem}.practice-note,.practice-browse-link{text-align:center;font-size:.8125rem;color:#9aa4b2;margin-top:.75rem}.practice-browse-link a{color:#dcb8ff;font-weight:700}.practice-run-page{width:100%;max-width:80rem;margin:0 auto;padding:0 1rem 2rem;box-sizing:border-box}@media (max-width: 767px){.practice-run-page{padding-left:0;padding-right:0;max-width:100%}}.practice-run-page--session-ended .practice-run-header,.practice-run-page--session-ended .practice-run-layout,.practice-run-page--session-ended .solve-page__mobile-rail{pointer-events:none;-webkit-user-select:none;-moz-user-select:none;user-select:none;opacity:.45}.session-expired-dialog{position:fixed;top:0;right:0;bottom:0;left:0;z-index:220;display:flex;align-items:center;justify-content:center;padding:1.25rem;background:#060812c7;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.session-expired-dialog__panel{width:min(22rem,100%);padding:1.5rem 1.35rem 1.35rem;text-align:center;border:1px solid rgba(124,58,237,.28);box-shadow:0 24px 60px #0000008c,0 0 0 1px #ffffff0a inset}.session-expired-dialog__icon{display:block;margin:0 auto .65rem;font-size:2rem;color:#fbbf24}.session-expired-dialog__title{margin:0 0 .55rem;font-size:1.2rem;font-weight:700;color:#f8fafc}.session-expired-dialog__message{margin:0 0 1.15rem;font-size:.92rem;line-height:1.55;color:#e2e8f0d1}.session-expired-dialog__cta{width:100%;justify-content:center}@media (max-width: 1023px){.practice-run-page--practice{padding-bottom:calc(var(--mobile-tab-bar-h) + var(--solve-qnav-h) + .35rem);scroll-padding-bottom:calc(var(--mobile-tab-bar-h) + var(--solve-qnav-h) + .35rem)}.stitch-shell--no-mobile-chrome .practice-run-page--practice,.stitch-shell--no-mobile-chrome .practice-run-page--test{padding-bottom:.35rem;scroll-padding-bottom:calc(var(--solve-qnav-h) + .35rem)}.practice-run-page--practice .practice-run-header{margin-bottom:.4rem;padding-bottom:.3rem}.practice-run-page--practice .practice-run-header__sticky{padding:.38rem .75rem .42rem}.practice-run-page--practice .practice-run-header__top{margin-bottom:.3rem}.practice-run-page--practice .practice-run-header__dashboard{padding:.4rem .55rem .35rem;margin-bottom:.25rem}.practice-run-page--practice .practice-run-header__dashboard-main{padding-bottom:.35rem;border-bottom:1px solid rgba(255,255,255,.06);gap:.25rem}.practice-run-page--practice .practice-run-header__dashboard-footer{font-size:.62rem;padding-top:.3rem}.practice-run-page--practice .practice-run-header__score-label{font-size:.58rem}.practice-run-page--practice .practice-run-header__score-value{font-size:1rem}.practice-run-page--practice .practice-run-header__status-icon{width:1.55rem;height:1.55rem}.practice-run-page--practice .practice-run-header__status-icon .material-symbols-outlined{font-size:.8rem}.practice-run-page--practice .practice-run-header__status-count{font-size:.68rem}.practice-run-page--practice .session-timer--compact .session-timer__label{font-size:.58rem}.practice-run-page--practice .session-timer--compact .session-timer__value{font-size:.88rem}.practice-run-page--practice .practice-run-header .session-qnav,.practice-run-page--practice .practice-run-header__sticky .session-qnav{margin-top:.35rem;padding-top:.35rem}.practice-run-page--practice .session-qnav__grid{gap:.3rem}.practice-run-page--practice .session-qnav__tile{height:2rem;font-size:.68rem;border-radius:.4rem}.practice-run-page--practice .session-qnav__head-label{font-size:.72rem}.practice-run-page--practice .session-qnav__expand{padding:.22rem .42rem;font-size:.64rem}.practice-run-page--practice .practice-run-layout{gap:.45rem}.practice-run-page--practice .practice-run-meta{margin-top:0;margin-bottom:.35rem;gap:.28rem}.practice-run-page--practice .practice-run-chip{padding:.18rem .45rem;font-size:.64rem}.practice-run-page--practice .practice-run-question{padding:.55rem .45rem .7rem;margin-bottom:.5rem;border-radius:.85rem}.practice-run-page--practice .practice-run-question--variant{padding:.55rem .45rem .75rem;margin-bottom:.5rem;border-radius:.85rem}.practice-run-page--practice .practice-run-question--variant .practice-run-question__media{padding:0;background:transparent;border:none}.practice-run-page--practice .text-mcq-paper--variant{padding:0}.practice-run-page--practice .question-variant-switcher{margin-bottom:0;max-width:100%}.practice-run-page--practice .question-variant-switcher__trigger{padding:.45rem .65rem;font-size:.72rem}.practice-run-page--practice .practice-run-options{margin-bottom:.55rem}.practice-run-page--practice .practice-run-options__label{margin-bottom:.35rem;font-size:.62rem}.practice-run-page--practice .practice-run-submit-row{margin-bottom:.4rem}.practice-run-page--practice .solve-page__submit-hint{display:none}.practice-run-page--practice .solve-page__secondary-actions{margin-bottom:.35rem}}@media (min-width: 1024px){.practice-run-page{padding-left:0;padding-right:0}}.practice-run-loading{padding:2rem 0;color:#9a98b8}.content-loader-panel{display:flex;align-items:center;justify-content:center;padding:2.25rem 1.25rem;min-height:12rem}.content-loader-panel--overlay{position:absolute;top:0;right:0;bottom:0;left:0;z-index:6;min-height:0;margin:0;padding:1.5rem 1rem;border-radius:inherit;background:#0c0c18d1;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);border:1px solid rgba(255,255,255,.06)}.practice-run-main--busy-host{position:relative}.page-load-shell{padding:.25rem 0 1.5rem}.page-load-shell--loading .content-loader-panel{width:100%}.page-load-shell--error{padding:.25rem 0 1.5rem}.page-load-shell__card{width:100%;max-width:26rem;padding:1.35rem 1.25rem;text-align:center}.page-load-shell__icon-wrap{width:3.25rem;height:3.25rem;margin:0 auto .85rem;display:flex;align-items:center;justify-content:center;border-radius:1rem;background:linear-gradient(135deg,#ef44442e,#8a2be21f);border:1px solid rgba(255,255,255,.1);color:#ff8a65}.page-load-shell__icon-wrap .material-symbols-outlined{font-size:1.65rem}.page-load-shell__title{margin:0 0 .45rem;font-family:var(--font-ui);font-size:1.05rem;font-weight:700;color:#eceafd}.page-load-shell__message{margin:0;font-size:.82rem;line-height:1.5;color:#a8a6c8}.page-load-shell__actions{display:flex;flex-wrap:wrap;gap:.5rem;justify-content:center;margin-top:1rem}.page-load-shell__actions .btn{display:inline-flex;align-items:center;gap:.3rem}.app-loader{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:.75rem}.app-loader--inline{padding:.5rem .25rem}.app-loader--compact{padding:.75rem .25rem;gap:.45rem}.app-loader--compact .app-loader__orb{width:2.75rem;height:2.75rem}.app-loader--compact .app-loader__core{top:.4rem;right:.4rem;bottom:.4rem;left:.4rem}.app-loader--compact .app-loader__core .material-symbols-outlined{font-size:1rem}.app-loader--compact .app-loader__label{font-size:.75rem}.app-loader__orb{position:relative;width:4.75rem;height:4.75rem}.app-loader__ring{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:50%;border:2px solid rgba(138,43,226,.12);border-top-color:#a855f7;border-right-color:#7c3aed;animation:app-loader-spin .95s linear infinite}.app-loader__ring--inner{top:.35rem;right:.35rem;bottom:.35rem;left:.35rem;border-width:2px;border-top-color:#dcb8ffd9;border-right-color:#8a2be259;animation-duration:1.35s;animation-direction:reverse}.app-loader--test .app-loader__ring{border-top-color:#38bdf8;border-right-color:#6366f1}.app-loader--test .app-loader__ring--inner{border-top-color:#7dd3fce6;border-right-color:#6366f159}.app-loader--practice .app-loader__ring{border-top-color:#c084fc;border-right-color:#8b5cf6}.app-loader__core{position:absolute;top:.65rem;right:.65rem;bottom:.65rem;left:.65rem;border-radius:50%;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#8a2be247,#4b00822e);border:1px solid rgba(220,184,255,.22);box-shadow:0 0 28px #8a2be247,inset 0 1px #ffffff14;animation:app-loader-pulse 1.7s ease-in-out infinite}.app-loader--test .app-loader__core{background:linear-gradient(135deg,#38bdf838,#6366f12e);border-color:#7dd3fc40;box-shadow:0 0 28px #38bdf838,inset 0 1px #ffffff14}.app-loader__core .material-symbols-outlined{font-size:1.35rem;color:#e9d5ff}.app-loader--test .app-loader__core .material-symbols-outlined{color:#bae6fd}.app-loader__label{margin:0;font-family:var(--font-ui);font-size:.92rem;font-weight:700;color:#e8e6ff;letter-spacing:.01em}.app-loader__hint{margin:0;max-width:16rem;font-size:.74rem;line-height:1.45;color:#8f8cad}@keyframes app-loader-spin{to{transform:rotate(360deg)}}@keyframes app-loader-pulse{0%,to{transform:scale(1);opacity:1}50%{transform:scale(.93);opacity:.88}}.practice-run-header{position:relative;z-index:35;margin:0 -1rem 1rem;padding:0 1rem .5rem;background:#0c0c18e0;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.06)}.practice-run-header__sticky{position:sticky;top:var(--app-header-h, 4rem);z-index:2;margin:0 -1rem;padding:.65rem 1rem .75rem;background:#0c0c18eb;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.practice-run-header__sticky .session-qnav{margin-top:.4rem;margin-bottom:0;padding-top:.4rem;border-top:1px solid rgba(255,255,255,.06)}.practice-run-header .session-qnav{margin-top:.45rem;margin-bottom:.15rem;padding-top:.45rem;border-top:1px solid rgba(255,255,255,.06)}@media (min-width: 1024px){.practice-run-header{margin-left:0;margin-right:0;border-radius:0 0 1rem 1rem}}.practice-run-header__top{display:flex;align-items:center;margin-bottom:.45rem}.practice-run-header__back{display:inline-flex;align-items:center;gap:.25rem;font-size:.82rem;font-weight:700;color:#9a98b8;text-decoration:none;transition:color .15s}.practice-run-header__back:hover{color:#dcb8ff}.practice-run-header__back .material-symbols-outlined{font-size:1.1rem}.practice-run-header__stats{display:flex;flex-wrap:wrap;align-items:center;gap:.4rem;margin-bottom:.55rem}.practice-run-header-chip{display:inline-flex;align-items:center;gap:.22rem;padding:.28rem .55rem;border-radius:999px;font-size:.72rem;font-weight:700;font-variant-numeric:tabular-nums;line-height:1;white-space:nowrap;border:1px solid transparent}.practice-run-header-chip .material-symbols-outlined{font-size:.85rem;flex-shrink:0}.practice-run-header-chip--q{color:#e2e0fc;background:#ffffff0d;border-color:#ffffff1a}.practice-run-header-chip--marks{color:#e2d4ff;background:#8a2be224;border-color:#a78bfa4d}.practice-run-header-chip--ok{color:#bbf7d0;background:#4edea31a;border-color:#4edea347}.practice-run-header-chip--ok .material-symbols-outlined{color:#4edea3}.practice-run-header-chip--bad{color:#fecaca;background:#fb71851a;border-color:#fb718547}.practice-run-header-chip--bad .material-symbols-outlined{color:#fb7185}.practice-run-header-chip--skip{color:#cbd5e1;background:#94a3b81a;border-color:#94a3b847}.practice-run-header-chip--skip .material-symbols-outlined{color:#94a3b8}.practice-run-progress{height:5px;background:#ffffff0f;border-radius:999px;overflow:hidden}.practice-run-progress__fill{height:100%;background:linear-gradient(90deg,#8a2be2,#4edea3);transition:width .45s cubic-bezier(.4,0,.2,1);border-radius:inherit}.practice-run-layout{display:flex;flex-direction:column;gap:1.25rem}@media (min-width: 1024px){.practice-run-layout{display:grid;grid-template-columns:minmax(0,1.86fr) minmax(0,1fr);gap:1.5rem;align-items:start}}.practice-run-main{min-width:0}.practice-run-aside{position:sticky;top:calc(var(--app-header-h, 4rem) + 5.5rem);flex-direction:column;min-height:calc(100vh - var(--app-header-h, 4rem) - 8rem)}@media (min-width: 1024px){.practice-run-aside{display:flex}}.practice-run-meta{display:flex;flex-wrap:wrap;gap:.45rem;margin-bottom:.85rem}.practice-run-chip{padding:.28rem .65rem;border-radius:999px;font-size:.72rem;font-weight:600;background:#ffffff0d;border:1px solid rgba(255,255,255,.08);color:#c8c6e8}.practice-run-chip--muted{color:#9a98b8}.practice-run-chip--accent{color:#dcb8ff;border-color:#8a2be259;background:#8a2be21f}.practice-run-question{padding:1rem 1.1rem 1.1rem;border-radius:1.15rem;margin-bottom:1rem;scroll-margin-top:calc(var(--app-header-h, 4rem) + .5rem)}.test-review-question{scroll-margin-top:calc(var(--app-header-h, 4rem) + .5rem)}.practice-run-question__head{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.75rem;margin-bottom:.75rem}.practice-run-question__titles{display:flex;flex-direction:column;gap:.2rem;min-width:0}.practice-run-question__eyebrow{margin:0;font-size:.72rem;font-weight:600;letter-spacing:.02em;color:#c4b5fdd9;text-transform:uppercase}.practice-run-question__title{margin:0;font-family:var(--font-ui);font-size:1.05rem;font-weight:700;color:#f0eeff}.practice-run-chip--paper{border-color:#a855f759;color:#e9d5ff}.question-variant-switcher{position:relative;margin-bottom:.75rem;max-width:18rem;font-family:var(--font-ui)}.practice-run-question__toolbar{display:flex;align-items:center;gap:.55rem;margin-bottom:.75rem;max-width:100%}.practice-run-question__toolbar .question-variant-switcher{flex:0 1 auto;min-width:0;margin-bottom:0;max-width:min(14rem,calc(100% - 7rem))}.practice-run-question__toolbar--variant .question-variant-switcher{max-width:min(14rem,calc(100% - 7rem))}.practice-run-question__toolbar-qno{flex:1 1 auto;min-width:0;margin:0 .25rem;text-align:center;font-size:.82rem;font-weight:700;letter-spacing:.02em;color:#f0eeffe0;line-height:1;white-space:nowrap}.practice-run-question__toolbar-bookmark{flex:0 0 auto}.practice-run-question__toolbar-actions{display:flex;align-items:center;gap:.4rem;flex-shrink:0;margin-left:auto}.question-variant-switcher--compact{z-index:12;isolation:isolate}.question-variant-switcher__trigger{display:flex;align-items:center;gap:.4rem;width:100%;padding:.42rem .55rem .42rem .5rem;border-radius:.55rem;border:1px solid rgba(78,222,163,.35);background:#141425;color:#e2e0fc;font-size:.74rem;font-weight:700;cursor:pointer;text-align:left;transition:border-color .15s ease,background .15s ease}.question-variant-switcher.is-pending .question-variant-switcher__trigger{cursor:wait}.question-variant-switcher.is-pending-ai .question-variant-switcher__trigger{border-color:#a855f78c;background:#581c8738}.question-variant-switcher.is-pending-normal .question-variant-switcher__trigger{border-color:#ffffff38;background:#ffffff0f}.question-variant-switcher__trigger:hover:not(:disabled){border-color:#a855f78c;background:#581c872e}.question-variant-switcher__trigger-icon{font-size:1rem;color:#4edea3;flex-shrink:0}.question-variant-switcher.is-pending-ai .question-variant-switcher__trigger-icon{color:#c4b5fd;animation:variant-switch-spin .9s linear infinite}.question-variant-switcher.is-pending-normal .question-variant-switcher__trigger-icon{color:#e2e0fcd9;animation:variant-switch-spin .9s linear infinite}@keyframes variant-switch-spin{to{transform:rotate(360deg)}}.question-variant-switcher__trigger-text{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.question-variant-switcher__trigger-chevron{font-size:1.05rem;color:#c4b5fdbf;flex-shrink:0}.question-variant-switcher__gen-bar{margin-top:.35rem;height:.2rem;border-radius:999px;background:#ffffff14;overflow:hidden}.question-variant-switcher__gen-bar-fill{display:block;height:100%;width:35%;border-radius:inherit;background:linear-gradient(90deg,#7c3aed,#4edea3);animation:variant-switch-progress 2s ease-in-out infinite}@keyframes variant-switch-progress{0%{transform:translate(-120%)}to{transform:translate(320%)}}.question-variant-switcher__menu{position:absolute;top:calc(100% + .3rem);left:0;right:0;z-index:20;min-width:13.5rem;margin:0;padding:.35rem;list-style:none;border-radius:.65rem;border:1px solid rgba(78,222,163,.22);background:linear-gradient(165deg,#1c1c32,#141425);box-shadow:0 16px 40px #0000008c,0 0 0 1px #00000059 inset;font-family:var(--font-ui)}.question-variant-switcher__option{display:flex;flex-direction:column;align-items:flex-start;gap:.1rem;width:100%;padding:.45rem .55rem;border:none;border-radius:.45rem;background:transparent;color:#e2e0fceb;text-align:left;cursor:pointer}.question-variant-switcher__option:hover{background:#581c8759}.question-variant-switcher__option.is-active{background:#4edea324;box-shadow:inset 0 0 0 1px #4edea380}.question-variant-switcher__option-label{font-size:.74rem;font-weight:700;line-height:1.25}.question-variant-switcher__option-meta{font-size:.62rem;font-weight:600;letter-spacing:.03em;color:#c4b5fda6;text-transform:uppercase}.question-variant-switcher__option--ai.is-active .question-variant-switcher__option-meta{color:#4edea3d9}.practice-run-question__media--variant-generating,.practice-run-question__media--variant-loading{min-height:14rem;display:flex;align-items:stretch;justify-content:center;border-radius:.85rem;overflow:hidden}.practice-run-question--variant .practice-run-question__media--variant-generating,.practice-run-question--variant .practice-run-question__media--variant-loading{background:#0a0a148c;border-color:#ffffff14}.variant-plain-loader{flex:1;display:flex;align-items:center;justify-content:center;min-height:14rem;border-radius:.85rem;background:#fafafa}.practice-run-question--variant .variant-plain-loader{background:#0c0c18b8;border:1px solid rgba(255,255,255,.06)}.variant-llm-loader{position:relative;flex:1;width:100%;min-height:14rem;padding:1.35rem 1.25rem 1.5rem;border-radius:.85rem;background:linear-gradient(145deg,#fafafa,#f3f4f6 48%,#fafafa);background-size:200% 200%;animation:variant-llm-bg-breathe 2.4s ease-in-out infinite;overflow:hidden}.practice-run-question--variant .variant-llm-loader{background:linear-gradient(145deg,#121220f2,#181628eb 48%,#121220f2);border:1px solid rgba(255,255,255,.06)}.practice-run-page .practice-run-question__media--variant-generating,.practice-run-page .practice-run-question__media--variant-loading,.solve-page .practice-run-question__media--variant-generating,.solve-page .practice-run-question__media--variant-loading{background:#0a0a148c;border-color:#ffffff14}.practice-run-page .variant-llm-loader,.solve-page .variant-llm-loader{background:linear-gradient(145deg,#121220f2,#181628eb 48%,#121220f2);border:1px solid rgba(255,255,255,.06)}.practice-run-page .variant-plain-loader,.solve-page .variant-plain-loader{background:#0c0c18b8;border:1px solid rgba(255,255,255,.06)}.practice-run-page .variant-llm-loader__status,.solve-page .variant-llm-loader__status{background:linear-gradient(90deg,#7c7a9a,#e9d5ff,#c4b5fd 70%,#e9d5ff);background-size:220% auto}.practice-run-page .variant-llm-loader__shimmer,.solve-page .variant-llm-loader__shimmer{background:linear-gradient(90deg,#ffffff0d,#ffffff1f 45%,#7c3aed33 55%,#ffffff0d)}.practice-run-page .variant-llm-loader__chip,.solve-page .variant-llm-loader__chip{background:linear-gradient(110deg,#ffffff0a,#ffffff1a 40%,#7c3aed29 52%,#ffffff0a)}.variant-llm-loader__glow{position:absolute;top:-40%;right:-20%;bottom:-40%;left:-20%;background:radial-gradient(ellipse at 30% 20%,rgba(124,58,237,.14) 0%,rgba(78,222,163,.08) 35%,transparent 68%);animation:variant-llm-glow-drift 2.8s ease-in-out infinite;pointer-events:none}.variant-llm-loader__head{position:relative;z-index:1;display:flex;align-items:center;gap:.5rem;margin-bottom:1.15rem}.variant-llm-loader__icon{font-size:1.15rem;color:#7c3aed;animation:variant-llm-icon-pulse 1.6s ease-in-out infinite}.variant-llm-loader__status{font-size:.82rem;font-weight:700;letter-spacing:.02em;background:linear-gradient(90deg,#4b5563,#111827,#6b7280 70%,#111827);background-size:220% auto;-webkit-background-clip:text;background-clip:text;color:transparent;animation:variant-llm-text-shimmer 2s linear infinite}.variant-llm-loader__body{position:relative;z-index:1;display:flex;flex-direction:column;gap:.55rem}.variant-llm-loader__shimmer{display:block;height:.72rem;width:100%;border-radius:.4rem;background:linear-gradient(90deg,#1118270f,#11182724 45%,#7c3aed1f 55%,#1118270f);background-size:220% 100%;animation:variant-llm-line-shimmer 1.7s ease-in-out infinite}.variant-llm-loader__shimmer--lg{height:1rem;width:88%}.variant-llm-loader__shimmer--md{width:72%}.variant-llm-loader__shimmer--sm{width:54%;margin-bottom:.35rem}.variant-llm-loader__grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.55rem;margin-top:.35rem}.variant-llm-loader__chip{display:block;height:3.35rem;border-radius:1.1rem;background:linear-gradient(110deg,#1118270d,#1118271c 40%,#4edea31a 52%,#1118270d);background-size:240% 100%;animation:variant-llm-line-shimmer 2.1s ease-in-out infinite}.variant-llm-loader__chip:nth-child(2){animation-delay:.15s}.variant-llm-loader__chip:nth-child(3){animation-delay:.3s}.variant-llm-loader__chip:nth-child(4){animation-delay:.45s}@keyframes variant-llm-bg-breathe{0%,to{background-position:0% 50%}50%{background-position:100% 50%}}@keyframes variant-llm-glow-drift{0%,to{transform:translate(0) scale(1);opacity:.85}50%{transform:translate(4%,3%) scale(1.05);opacity:1}}@keyframes variant-llm-icon-pulse{0%,to{opacity:.65;transform:scale(1)}50%{opacity:1;transform:scale(1.08)}}@keyframes variant-llm-text-shimmer{0%{background-position:0% center}to{background-position:220% center}}@keyframes variant-llm-line-shimmer{0%{background-position:120% 0}to{background-position:-120% 0}}.practice-run-question__text-body{max-width:42rem}.text-mcq-paper{background:#fff;color:#0a0a0a;border-radius:.65rem;padding:1.25rem 1.4rem;box-shadow:inset 0 0 0 1px #0f172a14;width:100%;max-width:42rem;margin-inline:auto;box-sizing:border-box}.text-mcq-paper--variant{background:#161626eb;color:#f0eeff;border-radius:1rem;padding:1rem 1rem 1.1rem;border:1px solid rgba(255,255,255,.08);box-shadow:0 8px 28px #00000038;max-width:100%;container-type:inline-size;container-name:mcq-paper}.text-mcq-paper--split.text-mcq-paper--variant{max-width:min(100%,56rem)}.text-mcq-paper--split .text-mcq-paper__split{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(12.5rem,.95fr);gap:.85rem 1.1rem;align-items:start}.text-mcq-paper--split .text-mcq-paper__split-main{min-width:0}.text-mcq-paper--split .text-mcq-paper__stem{margin-bottom:0}.text-mcq-paper--split .text-mcq-paper__options{margin:0;gap:.55rem}.text-mcq-paper--split .text-mcq-paper__option--variant-card{padding:.55rem .65rem}.text-mcq-paper--split .text-mcq-paper__option-text,.text-mcq-paper--split .text-mcq-paper__option-text .ai-markdown,.text-mcq-paper--split .text-mcq-paper__option-text .ai-markdown p{font-size:.92rem;line-height:1.45}@media (max-width: 699px){.text-mcq-paper--split .text-mcq-paper__split{display:block}}.text-mcq-paper--variant .text-mcq-paper__stem,.text-mcq-paper--variant .variant-stem{width:100%;max-width:100%}.text-mcq-paper--variant .text-mcq-paper__stem{font-size:1.07rem;font-weight:500;line-height:1.68;color:#f3f1ff;margin-bottom:1.1rem}.text-mcq-paper--variant .variant-stem__question-body .ai-markdown{display:block;width:100%;max-width:100%;font-size:inherit;line-height:inherit}.text-mcq-paper--variant .variant-stem__question-body .ai-markdown p{width:100%;max-width:100%;font-size:inherit;line-height:inherit}.text-mcq-paper--variant .text-mcq-paper__stem .ai-markdown,.text-mcq-paper--variant .text-mcq-paper__stem .ai-markdown p,.text-mcq-paper--variant .variant-stem__block .ai-markdown,.text-mcq-paper--variant .variant-stem__block .ai-markdown p,.text-mcq-paper--variant .variant-stem__intro .ai-markdown,.text-mcq-paper--variant .variant-stem__intro .ai-markdown p,.text-mcq-paper--variant .variant-matching-col__item .ai-markdown,.text-mcq-paper--variant .variant-matching-col__item .ai-markdown p{color:#f3f1ff;text-align:justify;text-justify:inter-word;-moz-text-align-last:left;text-align-last:left;-webkit-hyphens:auto;hyphens:auto}@media (min-width: 1024px){.text-mcq-paper--variant .text-mcq-paper__stem{font-size:1.17rem;line-height:1.68}.text-mcq-paper--variant .ai-markdown--variant,.text-mcq-paper--variant .text-mcq-paper__stem .ai-markdown,.text-mcq-paper--variant .text-mcq-paper__stem .ai-markdown p{font-size:1.11rem;line-height:1.68}.text-mcq-paper--variant .text-mcq-paper__option--variant-card .text-mcq-paper__option-text,.text-mcq-paper--variant .text-mcq-paper__option--variant-card .text-mcq-paper__option-text .ai-markdown,.text-mcq-paper--variant .text-mcq-paper__option--variant-card .text-mcq-paper__option-text .ai-markdown p{font-size:1.09rem;line-height:1.62}}.text-mcq-paper--variant .variant-stem--inline-assets{display:flex;flex-direction:column;gap:.5rem}.text-mcq-paper--variant .text-mcq-paper__stem-note{margin-top:.1rem;font-size:.95rem;line-height:1.55;color:#b8b3d4}.text-mcq-paper--variant .text-mcq-paper__stem-note .ai-markdown,.text-mcq-paper--variant .text-mcq-paper__stem-note .ai-markdown p{margin:0;font-size:inherit;line-height:inherit;color:inherit}.text-mcq-paper--variant .text-mcq-paper__diagram,.text-mcq-paper--variant .text-mcq-paper__diagram--inline{margin:.5rem auto .4rem;max-width:min(100%,17rem);width:-moz-fit-content;width:fit-content;box-sizing:border-box;overflow:visible;padding:.42rem .55rem .48rem;border-radius:.65rem;background:#ffffff0a;border:1px solid rgba(255,255,255,.1);box-shadow:inset 0 1px #ffffff0d,0 4px 14px #0000002e}.text-mcq-paper--variant .text-mcq-paper__diagram.variant-diagram,.text-mcq-paper--variant .text-mcq-paper__diagram--inline.variant-diagram{flex-direction:column;align-items:center}.text-mcq-paper--variant .text-mcq-paper__diagram .variant-diagram__img,.text-mcq-paper--variant .text-mcq-paper__diagram--inline .variant-diagram__img{display:block;width:auto;max-width:100%;height:auto;max-height:10.25rem;margin-inline:auto;-o-object-fit:contain;object-fit:contain;-o-object-position:center;object-position:center;padding:.3rem .35rem;border-radius:.45rem;background:linear-gradient(180deg,#f7f8fc,#eceef5);border:1px solid rgba(15,23,42,.06);box-shadow:none}.text-mcq-paper--variant .text-mcq-paper__diagram .variant-diagram__svg,.text-mcq-paper--variant .text-mcq-paper__diagram--inline .variant-diagram__svg{max-width:min(100%,15rem);max-height:10rem;margin-inline:auto;padding:.35rem;border-radius:.45rem;background:#f5f6fa}.text-mcq-paper--variant.text-mcq-paper--stem-figure .text-mcq-paper__diagram--inline.variant-diagram{max-width:min(100%,20rem);width:-moz-fit-content;width:fit-content;margin-inline:auto;align-items:center}.text-mcq-paper--variant.text-mcq-paper--stem-figure .text-mcq-paper__diagram--inline .variant-diagram__img{width:auto;max-width:100%;height:auto;max-height:11.5rem;-o-object-fit:contain;object-fit:contain;-o-object-position:center;object-position:center}.text-mcq-paper--variant.text-mcq-paper--figure-choices .text-mcq-paper__diagram,.text-mcq-paper--variant.text-mcq-paper--figure-choices .text-mcq-paper__diagram--inline{max-width:100%;width:100%}.text-mcq-paper--variant.text-mcq-paper--figure-choices .text-mcq-paper__diagram .variant-diagram__img,.text-mcq-paper--variant.text-mcq-paper--figure-choices .text-mcq-paper__diagram--inline .variant-diagram__img{width:100%;max-width:100%;max-height:min(70vh,28rem)}.text-mcq-paper--variant.text-mcq-paper--figure-choices .text-mcq-paper__diagram .variant-diagram__svg,.text-mcq-paper--variant.text-mcq-paper--figure-choices .text-mcq-paper__diagram--inline .variant-diagram__svg{max-width:100%;width:100%;max-height:min(70vh,28rem)}.text-mcq-paper--variant .variant-diagram--zoomable .variant-diagram__zoom-hint{opacity:0;font-size:.6rem;padding:.14rem .38rem}.text-mcq-paper--variant .variant-diagram--zoomable:hover .variant-diagram__zoom-hint,.text-mcq-paper--variant .variant-diagram--zoomable:focus-visible .variant-diagram__zoom-hint{opacity:.8}@media (max-width: 639px){.text-mcq-paper--variant .text-mcq-paper__diagram,.text-mcq-paper--variant .text-mcq-paper__diagram--inline{max-width:min(100%,14.25rem);padding:.35rem .45rem .4rem}.text-mcq-paper--variant .text-mcq-paper__diagram .variant-diagram__img,.text-mcq-paper--variant .text-mcq-paper__diagram--inline .variant-diagram__img{max-height:9rem}.text-mcq-paper--variant.text-mcq-paper--stem-figure .text-mcq-paper__diagram--inline{max-width:min(100%,16.5rem);width:-moz-fit-content;width:fit-content}.text-mcq-paper--variant.text-mcq-paper--stem-figure .text-mcq-paper__diagram--inline .variant-diagram__img{width:auto;max-width:100%;max-height:9.5rem}.text-mcq-paper--variant.text-mcq-paper--figure-choices .text-mcq-paper__diagram .variant-diagram__img,.text-mcq-paper--variant.text-mcq-paper--figure-choices .text-mcq-paper__diagram--inline .variant-diagram__img{max-height:min(45vh,16rem)}.text-mcq-paper--variant.text-mcq-paper--figure-choices .text-mcq-paper__diagram,.text-mcq-paper--variant.text-mcq-paper--figure-choices .text-mcq-paper__diagram--inline{max-width:100%}.text-mcq-paper--variant.text-mcq-paper--figure-choices .text-mcq-paper__diagram .variant-diagram__img,.text-mcq-paper--variant.text-mcq-paper--figure-choices .text-mcq-paper__diagram--inline .variant-diagram__img{max-height:min(70vh,28rem)}.text-mcq-paper--variant .variant-diagram--zoomable .variant-diagram__zoom-hint{opacity:.65}}@media (min-width: 1024px){.text-mcq-paper--variant:not(.text-mcq-paper--figure-choices):not(.text-mcq-paper--stem-figure) .text-mcq-paper__diagram,.text-mcq-paper--variant:not(.text-mcq-paper--figure-choices):not(.text-mcq-paper--stem-figure) .text-mcq-paper__diagram--inline{max-width:min(100%,18rem)}.text-mcq-paper--variant:not(.text-mcq-paper--figure-choices):not(.text-mcq-paper--stem-figure) .text-mcq-paper__diagram .variant-diagram__img,.text-mcq-paper--variant:not(.text-mcq-paper--figure-choices):not(.text-mcq-paper--stem-figure) .text-mcq-paper__diagram--inline .variant-diagram__img{max-height:11rem}}.variant-question-card__head{display:flex;align-items:center;justify-content:space-between;gap:.65rem;margin-bottom:.85rem}.variant-question-card__head--actions-only{justify-content:flex-end;margin-bottom:.55rem}.variant-question-card__head-actions{display:flex;align-items:center;gap:.35rem;flex-shrink:0}.variant-question-card__edit{display:inline-flex;align-items:center;gap:.2rem;padding:.22rem .5rem;border-radius:999px;border:1px solid rgba(99,102,241,.5);background:#6366f126;color:#c4b5fd;font-size:.72rem;font-weight:600;text-decoration:none;white-space:nowrap}.variant-question-card__edit:hover{background:#6366f147;color:#e9d5ff}.variant-question-card__edit .material-symbols-outlined{font-size:.95rem}.variant-question-card__head-left{display:flex;align-items:center;gap:.45rem;min-width:0}.variant-question-card__sparkle{flex-shrink:0;font-size:1.15rem;color:#c4b5fd}.variant-question-card__type{font-family:var(--font-ui);font-size:.88rem;font-weight:700;color:#dcb8ff;letter-spacing:.01em}.variant-question-card__bookmark{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;width:2rem;height:2rem;padding:0;border:none;border-radius:.55rem;background:transparent;color:#9a98b8;cursor:pointer;transition:color .15s,background .15s}.variant-question-card__bookmark:hover{color:#e2e0fc;background:#ffffff0f}.text-mcq-paper--variant .variant-stem__q-marker{color:#e9d5ff;background:#7c3aed38;border-color:#c4b5fd59}.text-mcq-paper--variant .variant-stem__question-body .ai-markdown,.text-mcq-paper--variant .variant-stem__question-body .ai-markdown p{color:#f3f1ff}.text-mcq-paper--variant .variant-stem__block{border-color:#ffffff1a;background:#ffffff0a}.text-mcq-paper--variant .variant-stem__label{color:#9a98b8}.text-mcq-paper--variant .variant-stem__statement-list .variant-stem__label{color:#c4b5fd;font-weight:700}.text-mcq-paper--variant .variant-stem__intro.muted,.text-mcq-paper--variant .variant-stem__outro.muted{color:#9a98b8}.text-mcq-paper--variant .text-mcq-paper__options--stacked{gap:.55rem}.text-mcq-paper--variant .text-mcq-paper__options--paired{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.55rem;margin-top:.85rem}.text-mcq-paper--variant .text-mcq-paper__options--paired .text-mcq-paper__option-item{display:flex;min-width:0}.text-mcq-paper--variant .text-mcq-paper__options--paired .text-mcq-paper__option--variant-card{width:100%;height:100%;min-height:3.1rem;flex-direction:row;align-items:center;justify-content:flex-start;text-align:left}@media (max-width: 520px){.text-mcq-paper--variant .text-mcq-paper__options--paired{grid-template-columns:1fr}}@container mcq-paper (max-width: 34rem){.text-mcq-paper--variant .text-mcq-paper__options--paired{grid-template-columns:1fr}}.text-mcq-paper--variant .text-mcq-paper__option--variant-card{display:flex;flex-direction:row;align-items:flex-start;padding:.9rem 1rem;border-radius:.75rem;border:1.5px solid rgba(255,255,255,.14);background:#0c0c16b8;color:#f0eeff;gap:.75rem;transition:border-color .16s ease,background .16s ease,box-shadow .16s ease}.text-mcq-paper--variant .text-mcq-paper__option--variant-card.text-mcq-paper__option--formula{flex-direction:row;align-items:center;justify-content:flex-start;text-align:left;padding:.9rem 1rem;min-height:0}.text-mcq-paper--variant .text-mcq-paper__option--variant-card:hover:not(:disabled){border-color:#c4b5fd59;background:#7c3aed1a}.text-mcq-paper--variant .text-mcq-paper__option--variant-card .text-mcq-paper__option-badge{width:1.95rem;height:1.95rem;flex-shrink:0;font-size:.89rem;font-weight:700;background:#ffffff1f;color:#d4d2f0}.text-mcq-paper--variant .text-mcq-paper__option--variant-card .text-mcq-paper__option-text{color:#f0eeff;font-weight:500;font-size:1.05rem;line-height:1.58;text-align:left;min-width:0;flex:1 1 auto}.text-mcq-paper__option-diagram{display:block;width:100%;max-width:100%}.text-mcq-paper__option-diagram .variant-diagram__img{display:block;width:100%;max-width:100%;max-height:9rem;-o-object-fit:contain;object-fit:contain;margin:0;padding:.35rem;border-radius:.35rem;background:#f5f6fa}.text-mcq-paper--variant .text-mcq-paper__option--variant-card.is-selected{border-color:#a78bfabf;background:#5b21b638;box-shadow:0 0 0 1px #a78bfa33}.text-mcq-paper--variant .text-mcq-paper__option--variant-card.is-selected .text-mcq-paper__option-badge{background:#7c3aed;color:#fff}.text-mcq-paper--variant .text-mcq-paper__option--variant-card.is-correct{border-color:#4edea3a6;background:#4edea314;box-shadow:0 0 0 1px #4edea326}.text-mcq-paper--variant .text-mcq-paper__option--variant-card.is-correct .text-mcq-paper__option-badge{background:#7c3aed;color:#fff}.text-mcq-paper--variant .text-mcq-paper__option--variant-card.is-wrong{border-color:#f871718c;background:#f8717114}.text-mcq-paper--variant .text-mcq-paper__option--variant-card.is-wrong .text-mcq-paper__option-badge{background:#dc2626}.text-mcq-paper--variant .text-mcq-paper__option--variant-card .text-mcq-paper__option-text{color:#f0eeff;font-weight:500;font-size:1.05rem;line-height:1.58}.text-mcq-paper--variant .text-mcq-paper__option-check{flex-shrink:0;margin-left:auto;font-size:1.35rem;color:#4edea3;font-variation-settings:"FILL" 1}.text-mcq-paper__stem{font-size:1.05rem;line-height:1.6;font-weight:600;color:#0a0a0a;margin-bottom:1rem;width:100%;min-width:0;overflow-wrap:anywhere;word-break:normal}.text-mcq-paper__stem .ai-markdown,.text-mcq-paper__stem .ai-markdown p{color:#0a0a0a;margin:0}.text-mcq-paper--responsive{container-type:inline-size;min-width:min(100%,16rem)}.text-mcq-paper--exam{max-width:40rem;padding:1.5rem 1.65rem 1.65rem;border-radius:.5rem;background:#fff;box-shadow:0 1px 2px #0f172a0f,inset 0 0 0 1px #0f172a17}.text-mcq-paper--exam .text-mcq-paper__stem{font-weight:400;font-size:1.0625rem;line-height:1.72;margin-bottom:1rem;text-align:justify;text-justify:inter-word;letter-spacing:.01em}.text-mcq-paper--exam .text-mcq-paper__stem .ai-markdown,.text-mcq-paper--exam .text-mcq-paper__stem .ai-markdown p{font-size:inherit;line-height:inherit;text-align:justify;text-justify:inter-word}.text-mcq-paper--exam .text-mcq-paper__stem .ai-markdown--paper{font-size:inherit;line-height:inherit}.text-mcq-paper--exam .text-mcq-paper__stem .katex{font-size:1.05em}.text-mcq-paper--exam .variant-stem--inline-assets{display:flex;flex-direction:column;gap:.75rem}.text-mcq-paper--exam .text-mcq-paper__stem-note{margin-top:.25rem;font-size:.98rem;line-height:1.6;color:#334155}.text-mcq-paper--exam .text-mcq-paper__stem-note .ai-markdown,.text-mcq-paper--exam .text-mcq-paper__stem-note .ai-markdown p{margin:0;font-size:inherit;line-height:inherit}.text-mcq-paper--exam .text-mcq-paper__diagram,.text-mcq-paper--exam .text-mcq-paper__diagram--inline,.text-mcq-paper--exam .text-mcq-paper__diagram--exam{margin:.65rem auto .85rem;max-width:100%;width:100%;box-sizing:border-box;overflow:visible}.text-mcq-paper--exam .text-mcq-paper__diagram .variant-diagram__img,.text-mcq-paper--exam .text-mcq-paper__diagram--inline .variant-diagram__img{display:block;width:100%;max-width:100%;height:auto;max-height:min(70vh,28rem);margin-inline:auto;-o-object-fit:contain;object-fit:contain}.text-mcq-paper--exam .variant-diagram--zoomable .variant-diagram__zoom-hint{opacity:0;font-size:.72rem}.text-mcq-paper--exam .variant-diagram--zoomable:hover .variant-diagram__zoom-hint,.text-mcq-paper--exam .variant-diagram--zoomable:focus-visible .variant-diagram__zoom-hint{opacity:.85}.text-mcq-paper--exam .text-mcq-paper__options--paired{gap:.7rem .85rem;margin-top:.5rem}.text-mcq-paper--exam .text-mcq-paper__options--stacked{gap:.55rem;margin-top:.5rem}.text-mcq-paper--exam .text-mcq-paper__option--exam{display:flex;align-items:flex-start;gap:.55rem;width:100%;min-height:2.75rem;padding:.7rem .8rem;border:1.5px solid rgba(15,23,42,.11);border-radius:.55rem;background:#f8fafc;box-shadow:none;text-align:left;cursor:pointer;transition:border-color .16s ease,background .16s ease,box-shadow .16s ease}.text-mcq-paper--exam .text-mcq-paper__option--exam:hover:not(:disabled){border-color:#6366f159;background:#f5f3ff}.text-mcq-paper--exam .text-mcq-paper__option--exam:focus-visible{outline:2px solid rgba(99,102,241,.45);outline-offset:2px}.text-mcq-paper--exam .text-mcq-paper__option--exam.is-selected{border-color:#6366f1;background:#eef2ff;box-shadow:0 0 0 1px #6366f11f}.text-mcq-paper--exam .text-mcq-paper__option--exam.is-correct{border-color:#22c55e;background:#f0fdf4;box-shadow:0 0 0 1px #22c55e26}.text-mcq-paper--exam .text-mcq-paper__option--exam.is-wrong{border-color:#ef4444;background:#fef2f2;box-shadow:0 0 0 1px #ef44441f}.text-mcq-paper--exam .text-mcq-paper__option-radio{flex-shrink:0;width:1.05rem;height:1.05rem;margin-top:.2rem;border:2px solid rgba(15,23,42,.28);border-radius:50%;background:#fff;transition:border-color .16s ease,background .16s ease,box-shadow .16s ease}.text-mcq-paper--exam .text-mcq-paper__option-radio.is-selected{border-color:#6366f1;background:radial-gradient(circle at center,#6366f1 0,#6366f1 36%,#fff 38%)}.text-mcq-paper--exam .text-mcq-paper__option-radio.is-correct{border-color:#22c55e;background:radial-gradient(circle at center,#22c55e 0,#22c55e 36%,#fff 38%)}.text-mcq-paper--exam .text-mcq-paper__option-radio.is-wrong{border-color:#ef4444;background:radial-gradient(circle at center,#ef4444 0,#ef4444 36%,#fff 38%)}.text-mcq-paper--exam .text-mcq-paper__option--exam .text-mcq-paper__option-badge{position:static;width:auto;height:auto;margin:0;padding:0;flex-shrink:0;font-size:1rem;font-weight:500;line-height:1.5;color:#1e293b;background:transparent;border-radius:0}.text-mcq-paper--exam .text-mcq-paper__option--exam.is-selected .text-mcq-paper__option-badge{color:#4338ca}.text-mcq-paper--exam .text-mcq-paper__option--exam .text-mcq-paper__option-text{flex:1;min-width:0;text-align:left;display:block;font-size:1rem;font-weight:400;line-height:1.55}.text-mcq-paper--exam .text-mcq-paper__option--exam .text-mcq-paper__option-text .ai-markdown,.text-mcq-paper--exam .text-mcq-paper__option--exam .text-mcq-paper__option-text .ai-markdown p{text-align:left;font-size:inherit;line-height:inherit;display:inline;margin:0}.text-mcq-paper--exam .text-mcq-paper__option--exam .text-mcq-paper__option-text .ai-markdown--paper{font-size:inherit;line-height:inherit}.text-mcq-paper--exam .text-mcq-paper__option--exam .text-mcq-paper__option-text .katex{font-size:1.02em}.text-mcq-paper--exam .text-mcq-paper__options--paired .text-mcq-paper__option--exam .text-mcq-paper__option-text{overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch}.text-mcq-paper--exam .text-mcq-paper__options--paired .text-mcq-paper__option--formula .text-mcq-paper__option-text .katex{font-size:.96em}@media (min-width: 768px){.text-mcq-paper--exam .text-mcq-paper__stem{font-size:1.125rem;line-height:1.75}.text-mcq-paper--exam .text-mcq-paper__option--exam .text-mcq-paper__option-text{font-size:1.03rem}}.text-mcq-paper__options{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.55rem}.text-mcq-paper__options--horizontal{display:grid;grid-template-columns:repeat(4,minmax(6.75rem,1fr));gap:.55rem}.text-mcq-paper__options--paired{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.55rem}.text-mcq-paper__options--stacked{display:grid;grid-template-columns:1fr;gap:.5rem}@container (max-width: 28rem){.text-mcq-paper__options--horizontal{grid-template-columns:repeat(2,minmax(0,1fr))}}@container (max-width: 16rem){.text-mcq-paper__options--horizontal,.text-mcq-paper__options--paired{grid-template-columns:1fr}}.text-mcq-paper__options--horizontal .text-mcq-paper__option-item,.text-mcq-paper__options--paired .text-mcq-paper__option-item{display:flex;min-width:0}.text-mcq-paper__options--horizontal .text-mcq-paper__option--pill,.text-mcq-paper__options--paired .text-mcq-paper__option--pill{--pill-badge-inset: .55rem;--pill-badge-size: 1.65rem;--pill-top-pad: calc(var(--pill-badge-inset) + var(--pill-badge-size) + .35rem);position:relative;flex:1;width:100%;height:100%;display:grid;place-items:center;padding:var(--pill-top-pad) .55rem .55rem;min-height:5.5rem;border-radius:1.75rem}.text-mcq-paper__option--pill .text-mcq-paper__option-badge{position:absolute;top:var(--pill-badge-inset);left:var(--pill-badge-inset);width:var(--pill-badge-size);height:var(--pill-badge-size);margin:0;flex-shrink:0;z-index:2;font-size:.78rem}.text-mcq-paper__option--pill .text-mcq-paper__option-text{grid-area:1 / 1;width:100%;max-width:100%;font-size:.84rem;font-weight:600;line-height:1.35;text-align:center;display:flex;justify-content:center;align-items:center}.text-mcq-paper__option--pill:not(.text-mcq-paper__option--formula) .text-mcq-paper__option-text{white-space:nowrap}.text-mcq-paper__option--pill .text-mcq-paper__option-text .ai-markdown,.text-mcq-paper__option--pill .text-mcq-paper__option-text .ai-markdown p{margin:0;text-align:center;width:auto;max-width:100%;line-height:1.35}.text-mcq-paper__option--pill:not(.text-mcq-paper__option--formula) .text-mcq-paper__option-text .ai-markdown,.text-mcq-paper__option--pill:not(.text-mcq-paper__option--formula) .text-mcq-paper__option-text .ai-markdown p{white-space:nowrap}.text-mcq-paper__options--horizontal .text-mcq-paper__option--pill.text-mcq-paper__option--formula,.text-mcq-paper__options--paired .text-mcq-paper__option--pill.text-mcq-paper__option--formula{min-height:5.75rem}.text-mcq-paper__option--pill.text-mcq-paper__option--formula .text-mcq-paper__option-badge{width:var(--pill-badge-size);height:var(--pill-badge-size);font-size:.82rem}.text-mcq-paper__option--pill.text-mcq-paper__option--formula .text-mcq-paper__option-text{font-size:1.05rem}.text-mcq-paper__option--pill.text-mcq-paper__option--formula .text-mcq-paper__option-text .katex{font-size:1.32rem}.text-mcq-paper__options--paired .text-mcq-paper__option--pill.text-mcq-paper__option--formula .text-mcq-paper__option-text .katex{font-size:1.38rem}.text-mcq-paper__option--formula{flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:.7rem .45rem .8rem;min-height:4.25rem}.text-mcq-paper__option--formula .text-mcq-paper__option-badge{width:1.45rem;height:1.45rem;font-size:.72rem;margin-bottom:.45rem}.text-mcq-paper__option--formula .text-mcq-paper__option-text{font-size:1.05rem;line-height:1.35;width:100%;display:flex;justify-content:center;align-items:center}.text-mcq-paper__option--formula .text-mcq-paper__option-text .ai-markdown,.text-mcq-paper__option--formula .text-mcq-paper__option-text .ai-markdown p{margin:0;display:flex;justify-content:center}.text-mcq-paper__option--formula .text-mcq-paper__option-text .katex{font-size:1.32rem}.text-mcq-paper__options--paired .text-mcq-paper__option--formula .text-mcq-paper__option-text .katex{font-size:1.38rem}.text-mcq-paper__options--horizontal .text-mcq-paper__option:not(.text-mcq-paper__option--formula):not(.text-mcq-paper__option--pill) .text-mcq-paper__option-text{font-size:1rem}.text-mcq-paper__option--stacked{align-items:flex-start;padding:.85rem 1rem}.text-mcq-paper__option--stacked .text-mcq-paper__option-text{font-size:.94rem;line-height:1.55}.variant-stem--assertion-reason,.variant-stem--statements{display:flex;flex-direction:column;gap:.85rem}.variant-stem--plain-question{display:flex;flex-direction:row;align-items:flex-start;gap:.6rem;width:100%;min-width:0}.variant-stem__q-marker{flex-shrink:0;margin-top:.22rem;padding:.2rem .55rem;border-radius:.45rem;font-family:var(--font-ui);font-size:.72rem;font-weight:800;letter-spacing:.05em;line-height:1.15;color:#5b21b6;background:#ede9fe;border:1px solid #c4b5fd}.variant-stem__question-body{flex:1;min-width:0;font-weight:500;line-height:1.6}.variant-stem__question-body .ai-markdown,.variant-stem__question-body .ai-markdown p,.variant-stem__question-body .ai-markdown strong{font-weight:500;color:#0a0a0a}.variant-stem__block{margin:0;padding:.65rem .75rem;border-radius:.55rem;border:1px solid #e5e7eb;background:#f9fafb}.variant-stem__label{margin:0 0 .35rem;font-size:.72rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:#6b7280}.variant-stem__intro{margin:0 0 .35rem;font-size:.88rem}.variant-stem__outro{margin:.35rem 0 0;font-size:.88rem;line-height:1.55}.variant-stem__statement-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.55rem}.variant-stem__statement-list .variant-stem__block{display:flex;flex-direction:row;align-items:baseline;gap:.4rem}.variant-stem__statement-list .variant-stem__label{margin:0;flex-shrink:0;font-size:1.05rem;font-weight:700;letter-spacing:0;text-transform:none;color:#0a0a0a}.variant-stem__statement-list .variant-stem__block .ai-markdown{flex:1;min-width:0;display:inline}.variant-stem__statement-list .variant-stem__block .ai-markdown p{margin:0;display:inline}.variant-stem--matching{display:flex;flex-direction:column;gap:.75rem}.variant-matching-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.85rem 1.25rem}.variant-matching-col__title{margin:0 0 .4rem;font-size:.78rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--md-sys-color-on-surface-variant, #94a3b8)}.variant-matching-col__list{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:.55rem}.variant-matching-col__item{display:grid;grid-template-columns:auto 1fr;gap:.35rem .5rem;align-items:start}.variant-matching-col__label{font-weight:700;color:var(--md-sys-color-primary, #60a5fa);white-space:nowrap}@media (max-width: 640px){.variant-matching-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:.5rem .45rem}.variant-matching-col__item{gap:.2rem .3rem}.variant-matching-col__title{font-size:.72rem;margin-bottom:.3rem}}.variant-diagram{margin:.75rem 0 1rem;display:flex;justify-content:center;position:relative}.variant-diagram--loading{width:100%;max-width:min(100%,17rem);min-height:9rem;aspect-ratio:4 / 3;margin-inline:auto;border-radius:.65rem;overflow:hidden;background:#f4f2fa}.variant-diagram__skeleton{position:absolute;top:0;right:0;bottom:0;left:0;z-index:1;border-radius:inherit;background:linear-gradient(110deg,#ebe7f5,#ebe7f5 35%,#f8f6fc,#ebe7f5 65%,#ebe7f5);background-size:200% 100%;animation:zoomable-image-shimmer 1.15s ease-in-out infinite}.variant-diagram__img,.variant-diagram__svg{max-width:100%;border-radius:.5rem;background:#fff}.variant-diagram__img{opacity:0;transition:opacity .22s ease}.variant-diagram__img.is-loaded{opacity:1}.variant-diagram--loading .variant-diagram__img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;-o-object-fit:contain;object-fit:contain}.variant-diagram__svg svg{display:block;max-width:min(100%,22rem);height:auto}.variant-diagram--zoomable{cursor:zoom-in;position:relative}.variant-diagram__zoom-hint{position:absolute;bottom:.5rem;right:.5rem;display:inline-flex;align-items:center;gap:.25rem;padding:.2rem .5rem;border-radius:999px;font-size:.68rem;font-weight:600;color:#fff;background:#0000008c;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);pointer-events:none;opacity:.85;transition:opacity .2s}.variant-diagram--zoomable:hover .variant-diagram__zoom-hint,.variant-diagram--zoomable:focus-visible .variant-diagram__zoom-hint{opacity:1}.variant-diagram__zoom-hint .material-symbols-outlined{font-size:.9rem}.variant-diagram__zoom-hint-label{display:none}@media (min-width: 768px){.variant-diagram__zoom-hint-label{display:inline}}@media (max-width: 767px){.variant-diagram__zoom-hint{gap:0;padding:.35rem;width:2rem;height:2rem;justify-content:center}.variant-diagram__zoom-hint .material-symbols-outlined{font-size:1.05rem;line-height:1}}.variant-diagram-modal{position:fixed;top:0;right:0;bottom:0;left:0;z-index:80;display:flex;align-items:center;justify-content:center;background:#000000d9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);animation:variant-diagram-fade-in .2s ease;cursor:zoom-out}.variant-diagram-modal__inner{position:relative;max-width:95vw;max-height:92vh;cursor:default}.variant-diagram-modal__img{display:block;max-width:95vw;max-height:88vh;width:auto;height:auto;border-radius:.75rem;box-shadow:0 8px 40px #00000080;-o-object-fit:contain;object-fit:contain}.variant-diagram-modal__close{position:absolute;top:-2.5rem;right:0;display:flex;align-items:center;justify-content:center;width:2.25rem;height:2.25rem;border:none;border-radius:50%;background:#ffffff26;color:#fff;cursor:pointer;transition:background .2s}.variant-diagram-modal__close:hover{background:#ffffff4d}.variant-diagram-modal__close .material-symbols-outlined{font-size:1.25rem}@keyframes variant-diagram-fade-in{0%{opacity:0}to{opacity:1}}.text-mcq-paper__option-item{margin:0}.text-mcq-paper__option{width:100%;display:flex;align-items:flex-start;gap:.75rem;text-align:left;padding:.75rem .85rem;border-radius:.55rem;border:1.5px solid #d1d5db;background:#fafafa;color:#0a0a0a;cursor:pointer;transition:border-color .15s ease,background .15s ease}.text-mcq-paper__option:hover:not(:disabled){border-color:#a855f7;background:#f5f3ff}.text-mcq-paper__option.is-selected{border-color:#7c3aed;background:#ede9fe;box-shadow:0 0 0 1px #7c3aed40}.text-mcq-paper__option.is-correct{border-color:#16a34a;background:#ecfdf5;box-shadow:0 0 0 1px #16a34a40}.text-mcq-paper__option.is-wrong{border-color:#dc2626;background:#fef2f2;box-shadow:0 0 0 1px #dc262633}.text-mcq-paper__option.is-correct .text-mcq-paper__option-badge{background:#16a34a}.text-mcq-paper__option.is-wrong .text-mcq-paper__option-badge{background:#dc2626}.text-mcq-paper__option:disabled{cursor:default}.text-mcq-paper__option-badge{flex-shrink:0;width:1.75rem;height:1.75rem;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;font-size:.82rem;font-weight:800;background:#111827;color:#fff}.text-mcq-paper__option.is-selected .text-mcq-paper__option-badge{background:#7c3aed}.text-mcq-paper__option-text{flex:1;font-size:.98rem;line-height:var(--line-reading, 1.65);color:#111827;font-weight:500}.text-mcq-paper__option-text .ai-markdown,.text-mcq-paper__option-text .ai-markdown p{margin:0;color:#111827}.ai-markdown--paper{font-size:.94rem;line-height:var(--line-reading, 1.65);color:#000;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}.ai-markdown--paper,.ai-markdown--paper p,.ai-markdown--paper li,.ai-markdown--paper span,.ai-markdown--paper strong{color:#000!important}.ai-markdown--paper strong{font-weight:700}.ai-markdown--paper h3{color:#0f172a!important;font-weight:700}.ai-markdown--paper .katex,.ai-markdown--paper .katex *{color:#000!important}.admin-latex-field__preview .ai-markdown--paper{font-size:.96rem;line-height:1.6}.admin-latex-field__preview .ai-markdown--paper .katex{font-size:1.14em}.admin-edit-paper--inset .ai-markdown--paper{font-size:.9rem}.ai-markdown--variant{font-size:.94rem;line-height:var(--line-reading, 1.65);color:#f0eeff;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}.ai-markdown--variant,.ai-markdown--variant p,.ai-markdown--variant li,.ai-markdown--variant span,.ai-markdown--variant strong{color:#f0eeff!important}.ai-markdown--variant strong{font-weight:700}.ai-markdown--variant h3{color:#e9d5ff!important;font-weight:700}.ai-markdown--variant .katex,.ai-markdown--variant .katex *,.text-mcq-paper--variant .text-mcq-paper__option-text .ai-markdown,.text-mcq-paper--variant .text-mcq-paper__option-text .ai-markdown p,.text-mcq-paper--variant .text-mcq-paper__option-text .ai-markdown li,.text-mcq-paper--variant .text-mcq-paper__option-text .ai-markdown span,.text-mcq-paper--variant .text-mcq-paper__option-text .ai-markdown strong,.text-mcq-paper--variant .text-mcq-paper__option-text .ai-markdown .katex,.text-mcq-paper--variant .text-mcq-paper__option-text .ai-markdown .katex *{color:#f0eeff!important}.text-mcq-paper--variant .text-mcq-paper__empty-options{color:#9a98b8}.text-mcq-paper__empty-options{margin:.75rem 0 0;font-size:.82rem;color:#6b7280}.study-assistant__solution--text .study-assistant__solution-text{background:#fff;color:#0a0a0a;border-radius:.55rem;padding:.85rem 1rem;margin-top:.5rem}.study-assistant__solution--text .ai-markdown,.study-assistant__solution--text .ai-markdown p{color:#111827}.practice-run-keyboard-hint{margin:.35rem 0 0;font-size:.68rem;text-align:center}.practice-run-test-finish-hint{margin:0 0 .55rem;font-size:.78rem;text-align:center}.practice-run-test-finish-hint strong{color:#ffc107;font-weight:700}.practice-run-question__media{display:flex;justify-content:center;align-items:flex-start;width:100%;max-width:100%;min-width:0;margin-inline:auto;padding:.5rem;border-radius:.85rem;overflow:auto;background:#fff;border:1px solid rgba(15,23,42,.06);box-sizing:border-box}.practice-run-question__media:has(.text-mcq-paper--exam){padding:0;border:none;background:transparent;border-radius:0;overflow:visible}.practice-run-question__media:has(.text-mcq-paper--exam) .text-mcq-paper--exam{box-shadow:0 2px 12px #0000002e,inset 0 0 0 1px #0f172a14}.practice-run-question--variant .practice-run-question__media{background:#0a0a148c;border-color:#ffffff14;padding:.35rem}.practice-run-question--variant .practice-run-question__media .text-mcq-paper--variant{box-shadow:none}.practice-run-question__media .text-mcq-paper{flex:1 1 100%;width:100%;min-width:0}.practice-run-question__media img,.practice-run-question__media .zoomable-image img{display:block;width:auto;height:auto;max-width:min(100%,42rem);max-height:min(32rem,68vh);-o-object-fit:contain;object-fit:contain;background-color:#fff;-webkit-user-drag:none;user-drag:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}.practice-run-question__media .zoomable-image{display:block;margin:0 auto;padding:0;border:none;background:transparent;cursor:zoom-in;position:relative;line-height:0;font:inherit;color:inherit;width:100%;max-width:min(100%,42rem);overflow:hidden;border-radius:.35rem}.practice-run-question__media .zoomable-image--loading{aspect-ratio:4 / 3;max-height:min(32rem,68vh);min-height:11rem;background:#f4f2fa;cursor:default}.practice-run-question__media .zoomable-image--ready{max-height:none;background:transparent}.practice-run-question__media .zoomable-image__skeleton{position:absolute;top:0;right:0;bottom:0;left:0;z-index:1;border-radius:inherit;background:linear-gradient(110deg,#ebe7f5,#ebe7f5 35%,#f8f6fc,#ebe7f5 65%,#ebe7f5);background-size:200% 100%;animation:zoomable-image-shimmer 1.15s ease-in-out infinite}.practice-run-question__media .zoomable-image img{margin-inline:auto;max-width:100%;opacity:0;transition:opacity .22s ease}.practice-run-question__media .zoomable-image img.is-loaded{opacity:1}.practice-run-question__media .zoomable-image--loading img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;max-height:none;-o-object-fit:contain;object-fit:contain}@keyframes zoomable-image-shimmer{0%{background-position:100% 0}to{background-position:-100% 0}}.practice-run-question__media .zoomable-image:focus-visible{outline:2px solid rgba(138,43,226,.55);outline-offset:3px;border-radius:.35rem}.solve-page__solution-media .zoomable-image,.study-assistant__solution-viewport .zoomable-image{display:block;margin:0 auto;padding:0;border:none;background:transparent;cursor:zoom-in;position:relative;line-height:0;font:inherit;color:inherit;width:100%;max-width:min(100%,42rem);overflow:hidden;border-radius:.35rem}.solve-page__solution-media .zoomable-image--loading,.study-assistant__solution-viewport .zoomable-image--loading{aspect-ratio:4 / 3;max-height:min(32rem,68vh);min-height:11rem;background:#f4f2fa;cursor:default}.solve-page__solution-media .zoomable-image__skeleton,.study-assistant__solution-viewport .zoomable-image__skeleton{position:absolute;top:0;right:0;bottom:0;left:0;z-index:1;border-radius:inherit;background:linear-gradient(110deg,#ebe7f5,#ebe7f5 35%,#f8f6fc,#ebe7f5 65%,#ebe7f5);background-size:200% 100%;animation:zoomable-image-shimmer 1.15s ease-in-out infinite}.solve-page__solution-media .zoomable-image:focus-visible,.study-assistant__solution-viewport .zoomable-image:focus-visible{outline:2px solid rgba(138,43,226,.55);outline-offset:3px;border-radius:.35rem}.solve-page__solution-media .zoomable-image img,.study-assistant__solution-viewport .zoomable-image img{display:block;width:auto;height:auto;max-width:100%;max-height:min(32rem,68vh);margin-inline:auto;-o-object-fit:contain;object-fit:contain;background-color:#fff;-webkit-user-drag:none;-webkit-user-select:none;-moz-user-select:none;user-select:none;opacity:0;transition:opacity .22s ease}.solve-page__solution-media .zoomable-image img.is-loaded,.study-assistant__solution-viewport .zoomable-image img.is-loaded{opacity:1}.solve-page__solution-media .zoomable-image--loading img,.study-assistant__solution-viewport .zoomable-image--loading img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;max-height:none;-o-object-fit:contain;object-fit:contain}.image-lightbox{position:fixed;top:0;right:0;bottom:0;left:0;z-index:120;display:flex;flex-direction:column;background:#000000f0;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);animation:variant-diagram-fade-in .2s ease;overflow:hidden;overscroll-behavior:none}.image-lightbox__inner{position:relative;width:100%;height:100%;display:flex;flex-direction:column;align-items:stretch;justify-content:flex-start;box-sizing:border-box}.image-lightbox__close{position:fixed;top:calc(.75rem + env(safe-area-inset-top,0px));right:calc(.75rem + env(safe-area-inset-right,0px));z-index:3;display:flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;border:1px solid rgba(255,255,255,.18);border-radius:999px;background:#0c0c18e0;color:#e2e0fc;cursor:pointer;touch-action:manipulation}.image-lightbox__close:hover{border-color:#8a2be273;color:#dcb8ff}.image-lightbox__viewport{flex:1;min-height:0;width:100%;height:100%;overflow:auto;display:block;padding:calc(3.25rem + env(safe-area-inset-top,0px)) .75rem calc(.75rem + env(safe-area-inset-bottom,0px));box-sizing:border-box;touch-action:none;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;cursor:grab}.image-lightbox__viewport:active{cursor:grabbing}.image-lightbox__stage{display:flex;align-items:center;justify-content:center;box-sizing:border-box;min-width:100%;min-height:100%}.image-lightbox__frame{flex-shrink:0;margin:0 auto;padding:0;border:none;border-radius:0;background:transparent;box-sizing:border-box;line-height:0;touch-action:pan-x pan-y pinch-zoom}.image-lightbox__img{display:block;width:auto;height:auto;max-width:min(96vw,42rem);max-height:calc(100dvh - 5rem);margin:0 auto;-o-object-fit:contain;object-fit:contain;border:none;border-radius:0;box-shadow:none;background:transparent;-webkit-user-drag:none;-webkit-user-select:none;-moz-user-select:none;user-select:none;pointer-events:auto}.practice-run-question__fallback{padding:2rem 1rem;text-align:center;color:#6b6988}.practice-run-options{margin-bottom:1rem}.practice-run-options__label{margin:0 0 .55rem;font-size:.68rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#6b6988}.practice-run-options__list{display:grid;grid-template-columns:repeat(4,1fr);gap:.65rem}.practice-run-option{display:flex;align-items:center;justify-content:center;width:100%;aspect-ratio:1;max-width:4.25rem;margin:0 auto;padding:0;border-radius:50%;border:1px solid rgba(255,255,255,.08);background:#161626a6;color:#e2e0fc;cursor:pointer;transition:border-color .2s,background .2s,transform .15s,box-shadow .2s}.practice-run-option:hover:not(:disabled):not(.is-selected){border-color:#8a2be259;background:#8a2be214}.practice-run-option.is-selected,.practice-run-option.is-selected:hover:not(:disabled),.practice-run-option.is-selected:focus,.practice-run-option.is-selected:focus-visible,.practice-run-option.is-selected:active{border:2px solid #c89bff;background:linear-gradient(145deg,#9b3df0,#6a1bb2);box-shadow:0 0 0 3px #8a2be261,0 6px 22px #8a2be273;transform:scale(1.06);outline:none}.practice-run-option.is-selected:not(.is-correct):not(.is-wrong){animation:practice-option-select .22s ease}@keyframes practice-option-select{0%{transform:scale(.96)}to{transform:scale(1.06)}}.practice-run-option__badge{width:100%;height:100%;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.05rem;flex-shrink:0;border:none;background:transparent;color:#9a98b8;transition:color .2s;pointer-events:none}.practice-run-option.is-selected .practice-run-option__badge,.practice-run-option.is-selected:hover .practice-run-option__badge,.practice-run-option.is-selected:focus .practice-run-option__badge{color:#fff}.practice-run-option.is-correct,.practice-run-option.is-correct:hover:not(:disabled),.practice-run-option.is-selected.is-correct,.practice-run-option.is-selected.is-correct:hover:not(:disabled){border-color:#16a34a8c;background:linear-gradient(145deg,#16a34a,#15803d);box-shadow:0 0 0 3px #16a34a47,0 6px 18px #16a34a59}.practice-run-option.is-correct .practice-run-option__badge,.practice-run-option.is-selected.is-correct .practice-run-option__badge{color:#fff}.practice-run-option.is-wrong,.practice-run-option.is-wrong:hover:not(:disabled),.practice-run-option.is-selected.is-wrong,.practice-run-option.is-selected.is-wrong:hover:not(:disabled){border-color:#dc26268c;background:linear-gradient(145deg,#dc2626,#b91c1c);box-shadow:0 0 0 3px #dc262647,0 6px 18px #dc262652}@media (max-width: 639px){.practice-run-page--practice .practice-run-options__list{gap:.25rem}.practice-run-page--practice .practice-run-option{width:2.5rem;height:2.5rem}.practice-run-options__list{display:flex;justify-content:space-between;align-items:center;gap:.35rem}.practice-run-option{width:2.75rem;height:2.75rem;max-width:none;margin:0;aspect-ratio:unset;flex:0 0 auto}.practice-run-option__badge{font-size:.85rem}.practice-run-option.is-selected,.practice-run-option.is-selected:hover:not(:disabled),.practice-run-option.is-selected:focus,.practice-run-option.is-selected:focus-visible,.practice-run-option.is-selected:active{box-shadow:0 0 0 2px #8a2be252,0 4px 14px #8a2be259;transform:scale(1.03)}}.practice-run-option.is-wrong .practice-run-option__badge,.practice-run-option.is-selected.is-wrong .practice-run-option__badge{color:#fff}:root{--solve-qnav-h: 3.65rem;--mobile-tab-bar-h: calc(4.25rem + env(safe-area-inset-bottom, 0px)) }.solve-page{max-width:min(1280px,100%);margin:0 auto;padding:0 var(--margin-mobile, 1rem) calc(5rem + env(safe-area-inset-bottom,0px));box-sizing:border-box}@media (max-width: 1023px){main.solve-page,.stitch-shell .stitch-page-content>main.solve-page{padding-bottom:calc(var(--mobile-tab-bar-h) + var(--solve-qnav-h) + .35rem);scroll-padding-bottom:calc(var(--mobile-tab-bar-h) + var(--solve-qnav-h) + .35rem)}main.solve-page:has(.solve-page__footer-nav--fixed):has(.solve-page__mobile-rail),.stitch-shell .stitch-page-content>main.solve-page:has(.solve-page__footer-nav--fixed):has(.solve-page__mobile-rail){padding-bottom:calc(var(--mobile-tab-bar-h) + .35rem);scroll-padding-bottom:calc(var(--mobile-tab-bar-h) + var(--solve-qnav-h) + .35rem)}}@media (min-width: 1024px){.solve-page{padding-left:0;padding-right:0}}.practice-run-submit-row{margin-bottom:.65rem}.practice-run-submit-row .solve-page__check-btn{width:100%}.practice-run-footer-nav{margin-top:.35rem;margin-bottom:0;padding-top:0;border-top:none}.practice-run-footer-nav__pos{flex-shrink:0;text-align:center}.solve-page__meta{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.5rem .75rem;margin-bottom:.65rem}.solve-page__back{flex:1 1 100%}@media (max-width: 767px){.solve-page__meta{margin-bottom:.45rem}.solve-page__meta-chips{display:flex;align-items:center;flex-wrap:nowrap;gap:0;width:100%;padding:.38rem .6rem;border-radius:.5rem;background:#ffffff08;border:1px solid rgba(255,255,255,.06);box-sizing:border-box;overflow-x:auto;-webkit-overflow-scrolling:touch}.solve-page__meta-chips .practice-run-chip--meta{flex:0 0 auto;font-size:.68rem;padding:0;border:none;background:transparent;color:#b8b6d8}.solve-page__meta-chips .practice-run-chip--meta+.practice-run-chip--meta:before{content:"·";margin:0 .4rem;color:#6b6988;font-weight:700}.solve-page__meta-chips .practice-run-chip--muted{color:#9a98b8}.solve-page__meta-chips .practice-run-chip--qno{color:#e8e6ff;font-weight:700}}@media (max-width: 767px){.stitch-shell .stitch-page-content:has(>main.solve-page),.stitch-shell .stitch-page-content:has(>.practice-run-page--practice),.stitch-shell .stitch-page-content:has(>.practice-run-page--test){--solve-page-gutter: max(.75rem, env(safe-area-inset-left, 0px));--solve-page-gutter-end: max(.75rem, env(safe-area-inset-right, 0px));padding-left:var(--solve-page-gutter);padding-right:var(--solve-page-gutter-end)}.stitch-shell .stitch-page-content>main.solve-page,.stitch-shell .stitch-page-content>.practice-run-page--practice,.stitch-shell .stitch-page-content>.practice-run-page--test{margin-left:0;margin-right:0;width:100%;max-width:100%;padding-left:0;padding-right:0}main.solve-page,.practice-run-page--practice,.practice-run-page--test{padding-left:0;padding-right:0;max-width:100%;width:100%}.solve-page>.product-mode-banner,.solve-page>.product-mode-banner-twin,.solve-page>.solve-page__meta,.solve-page .practice-run-layout,.solve-page>.solve-page__mobile-rail,.practice-run-page--practice .practice-run-layout,.practice-run-page--test .practice-run-layout{margin-left:0;margin-right:0;width:100%;max-width:none;box-sizing:border-box}.solve-page>.solve-page__meta{margin-bottom:.55rem;gap:.45rem}.solve-page .practice-run-layout,.practice-run-page--practice .practice-run-layout,.practice-run-page--test .practice-run-layout{gap:.5rem}.solve-page .practice-run-question.glass-card,.practice-run-page--practice .practice-run-question.glass-card,.practice-run-page--test .practice-run-question.glass-card,.solve-page .practice-run-question--variant.glass-card,.practice-run-page--practice .practice-run-question--variant.glass-card,.solve-page .practice-run-question--variant,.practice-run-page--practice .practice-run-question--variant,.solve-page .practice-run-question,.practice-run-page--practice .practice-run-question{position:relative;background:#161626eb;border:1px solid rgba(255,255,255,.08);box-shadow:none;padding:.65rem .7rem .8rem;border-radius:.85rem;margin-bottom:.45rem;width:100%;max-width:none;box-sizing:border-box}.solve-page .practice-run-question--variant .practice-run-question__media,.practice-run-page--practice .practice-run-question--variant .practice-run-question__media{background:transparent;border:none;padding:0;border-radius:0}.practice-run-question__toolbar--variant{display:flex;align-items:center;gap:.45rem;margin:0 0 .65rem;max-width:none}.practice-run-question__toolbar--variant .question-variant-switcher{flex:0 1 auto;min-width:0;margin:0;max-width:min(11.5rem,calc(100% - 6.5rem));padding:0;background:transparent;border:none}.practice-run-question__toolbar--variant .practice-run-question__toolbar-qno{flex:1 1 auto;font-size:.78rem;color:#f0eeff}.practice-run-question__toolbar--variant .question-variant-switcher__trigger{min-height:2.35rem;padding:.45rem .65rem;align-items:center}.practice-run-question__toolbar-bookmark{flex:0 0 auto;width:2.35rem;height:2.35rem;display:inline-flex;align-items:center;justify-content:center;border-radius:.55rem;border:1px solid rgba(255,255,255,.14);background:#ffffff0a;color:#c4b5fd}.practice-run-question__toolbar-bookmark:hover{border-color:#a855f773;background:#581c872e}.solve-page .practice-run-question--variant .text-mcq-paper--variant,.practice-run-page--practice .practice-run-question--variant .text-mcq-paper--variant{border:none;border-radius:0;box-shadow:none;background:transparent;padding:0;max-width:none}.solve-page .practice-run-question--variant .text-mcq-paper__option--variant-card,.practice-run-page--practice .practice-run-question--variant .text-mcq-paper__option--variant-card{padding:.55rem .5rem}.solve-page .practice-run-question--variant .variant-matching-grid,.practice-run-page--practice .practice-run-question--variant .variant-matching-grid{gap:.55rem .55rem}.solve-page .practice-run-question--variant .variant-matching-col__item,.practice-run-page--practice .practice-run-question--variant .variant-matching-col__item{gap:.25rem .35rem}.solve-page__meta-chips{width:100%}}@media (min-width: 768px){.solve-page__meta-chips{display:flex;flex-wrap:wrap;gap:.4rem;align-items:center}}.solve-page__admin-edit{display:inline-flex;align-items:center;gap:.25rem;margin-left:auto;padding:.28rem .55rem;border-radius:999px;border:1px solid rgba(99,102,241,.45);background:#6366f11f;color:#c4b5fd;font-size:.72rem;font-weight:600;text-decoration:none;white-space:nowrap;transition:background .15s,border-color .15s}.solve-page__admin-edit .material-symbols-outlined{font-size:.95rem}.solve-page__admin-edit:hover{background:#6366f138;border-color:#6366f1a6;color:#e9d5ff}.solve-page__admin-edit--bar{margin-left:0;font-size:.8rem;padding:.4rem .75rem}.solve-page__admin-bar{display:flex;justify-content:flex-end;padding:.35rem .5rem .15rem}@media (max-width: 767px){.solve-page__meta-chips .solve-page__admin-edit{margin-left:.35rem;flex-shrink:0}.solve-page__meta-chips .solve-page__admin-edit:before{content:"·";margin-right:.4rem;color:#6b6988;font-weight:700}}@media (min-width: 768px){.solve-page__meta{margin-bottom:1rem}}.solve-page__actions{display:flex;flex-wrap:wrap;gap:.65rem;margin-bottom:.75rem}.solve-page__actions .practice-submit-btn,.solve-page__actions .solve-page__check-btn{flex:1 1 100%;width:100%;min-height:3rem;padding:.8rem 1.35rem;border-radius:999px;font-size:.92rem;font-weight:700;letter-spacing:.02em;display:inline-flex;align-items:center;justify-content:center;gap:.45rem}.solve-page__actions .solve-page__check-btn .material-symbols-outlined{font-size:1.15rem}.solve-page__secondary-actions,.question-secondary-actions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.4rem;margin-bottom:.75rem}.question-secondary-actions--duo{grid-template-columns:repeat(2,minmax(0,1fr))}.solve-page__secondary-btn,.question-secondary-actions__btn{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.2rem;min-width:0;min-height:3.05rem;padding:.42rem .28rem;font-size:.67rem;font-weight:600;line-height:1.15;text-align:center;text-decoration:none;color:#ffffffc7;background:#ffffff0a;border:1px solid rgba(255,255,255,.12);border-radius:.65rem;cursor:pointer;transition:background .15s,color .15s,border-color .15s}.question-secondary-actions__label,.solve-page__secondary-btn-label{display:block;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.question-secondary-actions__label--wide{display:none}@media (min-width: 360px){.question-secondary-actions__label--wide{display:block}.question-secondary-actions__btn .question-secondary-actions__label:not(.question-secondary-actions__label--wide){display:none}}.solve-page__secondary-btn:hover,.question-secondary-actions__btn:hover:not(:disabled){background:#ffffff14;color:#e8e4ff;border-color:#ffffff2e}.question-secondary-actions__btn:disabled{opacity:.42;cursor:not-allowed}.solve-page__secondary-btn[aria-pressed=true],.question-secondary-actions__btn.is-active,.question-secondary-actions__btn[aria-pressed=true]{color:#c4b5fd;background:#8b5cf626;border-color:#8b5cf659}.solve-page__secondary-btn .material-symbols-outlined,.question-secondary-actions__btn .material-symbols-outlined{font-size:1.05rem;flex-shrink:0}@media (min-width: 400px){.solve-page__secondary-btn,.question-secondary-actions__btn{min-height:2.55rem;padding:.48rem .4rem;font-size:.72rem;flex-direction:row;gap:.28rem}.question-secondary-actions__label,.solve-page__secondary-btn-label{white-space:normal}}.solve-page__submit-hint{margin:-.35rem 0 .85rem;font-size:.72rem;text-align:center}.solve-page__answer-banner{margin-bottom:1rem;padding:.85rem 1rem;border-radius:.75rem;border:1px solid rgba(138,43,226,.25);background:#8a2be214;font-size:.9rem;color:#e2e0fc}.solve-page__footer-nav{display:flex;align-items:center;justify-content:space-between;gap:.55rem;margin-top:1rem}.solve-page__nav-hint{margin:.35rem 0 0;padding:0 .15rem;font-size:.72rem;text-align:center}@media (max-width: 1023px){.solve-page__nav-hint{position:fixed;left:0;right:0;bottom:calc(var(--mobile-tab-bar-h, 4.25rem) + var(--solve-qnav-h, 3.65rem) - .15rem);z-index:44;margin:0;padding:0 1rem;pointer-events:none}}.solve-page__footer-nav--desktop{display:none}@media (min-width: 1024px){.solve-page__footer-nav--desktop{display:flex}.solve-page__mobile-rail{display:none!important}}.solve-page__footer-nav--sticky{position:sticky;bottom:0;z-index:45;margin-top:1.25rem;margin-bottom:-.25rem;padding:.65rem 0 calc(.65rem + env(safe-area-inset-bottom,0px));border-top:1px solid rgba(255,255,255,.08);background:linear-gradient(180deg,#0c0c1800,#0c0c18eb 28%,#0a0a14fa);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.solve-page__footer-nav--fixed{display:none}@media (max-width: 1023px){.solve-page__footer-nav--fixed{display:flex;position:fixed;left:0;right:0;transform:none;bottom:var(--mobile-tab-bar-h);z-index:48;width:100%;max-width:none;margin:0;padding:.45rem max(.75rem,env(safe-area-inset-left,0px)) .4rem max(.75rem,env(safe-area-inset-right,0px));box-sizing:border-box;border-top:1px solid rgba(255,255,255,.1);border-bottom:none;border-radius:0;background:#0e0e1cf5;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);box-shadow:0 -2px 12px #00000047}.stitch-shell--no-mobile-chrome .solve-page__footer-nav--fixed{bottom:0;padding-bottom:calc(.4rem + env(safe-area-inset-bottom,0px))}}.solve-page__nav-btn{flex:1 1 0;min-width:0;padding:.72rem .55rem;border-radius:999px;font-size:.82rem}.solve-page__nav-label{font-weight:600}.solve-page__nav-pos{flex:0 0 auto;min-width:3.5rem;text-align:center;font-size:.78rem;font-weight:700;letter-spacing:.03em;color:#b8b6d8;padding:.35rem .65rem;border-radius:999px;background:#ffffff0d;border:1px solid rgba(255,255,255,.08);white-space:nowrap;line-height:1.2}.solve-page__mobile-rail{display:flex;flex-direction:column;gap:.5rem;margin-top:.5rem;padding-bottom:.25rem}@media (max-width: 1023px){.solve-page__mobile-rail{position:sticky;bottom:calc(var(--mobile-tab-bar-h) + var(--solve-qnav-h));z-index:44;margin-top:.75rem;margin-bottom:var(--solve-qnav-h);padding-bottom:.35rem;scroll-margin-bottom:calc(var(--mobile-tab-bar-h) + var(--solve-qnav-h))}}.solve-page__mobile-rail .practice-run-ai-inline{margin-top:0}.practice-run-aside .solve-page__feedback{margin-bottom:.65rem}.solve-page__solution{margin-bottom:1rem;padding:1rem 1.1rem}.solve-page__solution-head{display:flex;align-items:center;gap:.5rem;margin-bottom:.85rem;color:#c4b5fd}.solve-page__solution-edit{margin-left:auto}.solve-page__solution-title{margin:0;font-family:var(--font-ui);font-size:1rem;font-weight:700;color:#f0eeff}.solve-page__solution-media{margin-inline:0}.solve-page__solution-text .ai-markdown p{margin:.35rem 0;line-height:1.65;text-align:center}.solve-page__solution-text .ai-markdown p+p{margin-top:.65rem}.solve-page__solution-text .ai-markdown table,.ai-markdown table{width:100%;max-width:32rem;margin:.55rem auto;border-collapse:collapse;font-size:.92em;line-height:1.45;text-align:left}.solve-page__solution-text .ai-markdown th,.solve-page__solution-text .ai-markdown td,.ai-markdown th,.ai-markdown td{padding:.4rem .65rem;border:1px solid rgba(255,255,255,.14);vertical-align:middle}.solve-page__solution-text .ai-markdown th,.ai-markdown th{font-weight:700;color:#f0eeffeb;background:#ffffff0d}.solve-page__solution-text .ai-markdown td,.ai-markdown td{color:#f0eeffe0}.solve-page__solution-text .katex-display{margin:.5rem 0}.solve-page__solution-text .text-mcq-paper{box-shadow:none;padding:.75rem .9rem}.solve-page__solution-text .text-mcq-paper__diagram,.solve-page__solution-text .text-mcq-paper__diagram--inline{margin:.65rem auto .85rem;max-width:100%;width:100%;box-sizing:border-box;overflow:visible}.solve-page__solution-text .text-mcq-paper__diagram .variant-diagram__img,.solve-page__solution-text .text-mcq-paper__diagram--inline .variant-diagram__img{display:block;width:100%;max-width:100%;height:auto;max-height:min(70vh,28rem);margin-inline:auto;-o-object-fit:contain;object-fit:contain;-o-object-position:center;object-position:center;border-radius:.5rem;background:#fff}.solve-page__solution-text .text-mcq-paper__diagram .variant-diagram__svg,.solve-page__solution-text .text-mcq-paper__diagram--inline .variant-diagram__svg{max-width:100%;max-height:min(70vh,28rem);width:100%;margin-inline:auto}.study-assistant__show-solution--toolbar{width:100%;margin-top:.55rem}.study-assistant__off-text--muted{margin-top:.75rem;font-size:.78rem;opacity:.85}.study-assistant__content--solution-only{padding:0 .15rem .5rem}.practice-run-error{margin:0 0 .75rem;font-size:.85rem;color:#ff8a8a}.practice-run-submit{flex:1 1 0;min-width:0;display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.85rem .75rem;border-radius:.95rem;font-size:.875rem;transition:transform .15s,box-shadow .2s,opacity .2s}.practice-run-actions{display:flex;flex-direction:row;align-items:stretch;gap:.55rem;margin-bottom:1rem}.practice-run-actions--trio{display:grid;grid-template-columns:1fr 1.15fr 1fr;gap:.55rem}.practice-run-actions--pair{display:grid;grid-template-columns:1fr 1fr;gap:.55rem}.practice-run-actions--secondary{margin-top:-.35rem}.practice-run-nav-btn{min-width:0;display:inline-flex;align-items:center;justify-content:center;gap:.35rem;padding:.85rem .65rem;border-radius:.95rem;border:1px solid rgba(148,163,184,.35);background:#94a3b81a;color:#cbd5e1;font-size:.875rem;font-weight:600;cursor:pointer;transition:border-color .15s,background .15s}.practice-run-nav-btn:hover:not(:disabled){border-color:#94a3b88c;background:#94a3b829}.practice-run-nav-btn:disabled{opacity:.45;cursor:not-allowed}.practice-run-nav-btn .material-symbols-outlined{font-size:1.1rem}.practice-run-nav-btn--submit{border-color:#a855f78c;background:linear-gradient(135deg,#7c3aed59,#a855f738);color:#f3e8ff}.practice-run-nav-btn--submit:hover:not(:disabled){border-color:#c4b5fdbf;background:linear-gradient(135deg,#7c3aed7a,#a855f752)}.practice-run-submit--center{flex:none;width:100%}.practice-run-skip{flex:1 1 0;min-width:0;display:inline-flex;align-items:center;justify-content:center;gap:.35rem;padding:.85rem .75rem;border-radius:.95rem;border:1px solid rgba(148,163,184,.35);background:#94a3b81a;color:#cbd5e1;font-size:.875rem;font-weight:600;cursor:pointer;transition:border-color .15s,background .15s}.practice-run-skip:hover:not(:disabled){border-color:#94a3b88c;background:#94a3b829}.practice-run-skip:disabled{opacity:.5;cursor:not-allowed}.practice-run-skip .material-symbols-outlined{font-size:1.1rem}.practice-run-ai-inline{margin-top:.25rem}.practice-run-variant-preview-hint{margin:0 0 .65rem;font-size:.82rem;line-height:1.45}.practice-run-result--variant{margin-top:.75rem;border-left:3px solid rgba(78,222,163,.45)}.practice-run-result__variant-note{margin-top:.35rem;font-size:.8rem;line-height:1.4}.practice-run-submit--variant{background:linear-gradient(135deg,#6d28d9,#7c3aed)}.practice-run-result--compact{padding:.8rem .9rem;border-left-width:3px}.practice-run-result--inline.practice-run-result--compact{padding:.65rem .8rem}.practice-run-result--compact.practice-run-result--wrong{border-left-color:#f87171;background:linear-gradient(135deg,#f871711a,#141220eb 48%);box-shadow:inset 0 1px #ffffff0a}.practice-run-result--compact.practice-run-result--correct{border-left-color:#4edea3;background:linear-gradient(135deg,#4edea317,#141220eb 48%);box-shadow:inset 0 1px #ffffff0a}.practice-run-result__banner--compact{margin-bottom:0;gap:.7rem;align-items:center}.practice-run-result__icon-wrap{display:flex;align-items:center;justify-content:center;width:2.15rem;height:2.15rem;border-radius:999px;flex-shrink:0}.practice-run-result--wrong .practice-run-result__icon-wrap{background:#f8717129;box-shadow:0 0 0 1px #f8717138}.practice-run-result--correct .practice-run-result__icon-wrap{background:#4edea324;box-shadow:0 0 0 1px #4edea338}.practice-run-result__banner--compact .practice-run-result__icon{font-size:1.35rem}.practice-run-result__content{min-width:0;flex:1}.practice-run-result__banner--compact .practice-run-result__title{font-size:.9rem;font-weight:700;line-height:1.25;color:#f3f1ff}.practice-run-result--wrong .practice-run-result__title{color:#fecaca}.practice-run-result--correct .practice-run-result__title{color:#bbf7d0}.practice-run-result__actions--compact{margin:.65rem 0 0}.practice-run-result--test-saved{padding:.85rem 1rem;border-left-color:#ffc107a6}.practice-run-result--test-saved .practice-run-result__title{margin:0}.practice-run-result__icon--saved{color:#ffd54f}.practice-run-solution--compact{margin-bottom:.65rem}.practice-run-solution--compact .practice-run-solution__panel.is-open{margin-top:0}.practice-run-rating--compact{margin:.75rem 0 0;padding-top:.65rem;border-top:1px solid rgba(255,255,255,.08)}.practice-run-header__score-row--test{background:#ffc10714;border-color:#ffc10738}.practice-run-header__progress-meta--test{margin:0;flex:1;font-size:.78rem}.study-assistant--exam-locked .study-assistant__off-text{text-align:center;padding:.5rem .25rem}.practice-run-result{padding:1.15rem;border-radius:1.15rem;border-left:4px solid transparent;opacity:0;transform:translateY(12px);transition:opacity .35s ease,transform .35s cubic-bezier(.4,0,.2,1)}.practice-run-result.is-revealed,.practice-run-result--locked{opacity:1;transform:translateY(0)}.practice-run-result--correct{border-left-color:#4edea3}.practice-run-result--wrong{border-left-color:#ff6b6b}.practice-run-result__banner{display:flex;align-items:flex-start;gap:.75rem;margin-bottom:1rem}.practice-run-result__icon{font-size:2rem}.practice-run-result--correct .practice-run-result__icon{color:#4edea3}.practice-run-result--wrong .practice-run-result__icon{color:#ff6b6b}.practice-run-result__title{margin:0;font-family:var(--font-ui);font-size:1.2rem}.practice-run-result__marks{margin:.2rem 0 0;font-size:.9rem;color:#9a98b8}.practice-run-result__marks-total{color:#6b6988}.practice-run-result__facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(8rem,1fr));gap:.75rem;margin:0 0 1rem}.practice-run-result__facts dt{font-size:.65rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#6b6988;margin-bottom:.2rem}.practice-run-result__facts dd{margin:0;font-size:1.05rem;font-weight:700;color:#f0eeff}.practice-run-solution{margin-bottom:1rem}.practice-run-solution__toggle{display:inline-flex;align-items:center;gap:.4rem;padding:.5rem .85rem;border-radius:.65rem;border:1px solid rgba(255,255,255,.1);background:#ffffff0a;color:#dcb8ff;font-size:.82rem;font-weight:700;cursor:pointer;transition:background .15s,border-color .15s}.practice-run-solution__toggle:hover{background:#8a2be21f;border-color:#8a2be259}.practice-run-solution__panel{max-height:0;overflow:hidden;opacity:0;transition:max-height .4s ease,opacity .3s ease,margin .3s ease}.practice-run-solution__panel.is-open{max-height:4000px;overflow:visible;opacity:1;margin-top:.75rem;display:flex;justify-content:center}.practice-run-solution__panel img{display:block;width:auto;height:auto;max-width:min(100%,42rem);max-height:min(32rem,68vh);margin-inline:auto;-o-object-fit:contain;object-fit:contain;border-radius:.75rem;background:#fff;border:1px solid rgba(255,255,255,.08)}.practice-run-rating{margin-bottom:1rem}.practice-run-rating__label{margin:0 0 .45rem;font-size:.68rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#6b6988}.practice-run-rating__stars{display:flex;gap:.35rem}.practice-run-rating__star{width:2.25rem;height:2.25rem;border-radius:.55rem;border:1px solid rgba(255,255,255,.1);background:transparent;color:#6b6988;font-size:1.1rem;cursor:pointer;transition:background .15s,border-color .15s,color .15s,transform .12s}.practice-run-rating__star.is-on{background:#8a2be22e;border-color:#8a2be273;color:#dcb8ff}.practice-run-next{width:100%;display:flex;align-items:center;justify-content:center;gap:.45rem;padding:.95rem;border-radius:.95rem}.practice-submit-btn{background:linear-gradient(135deg,#8a2be2,indigo);color:#eed9ff;border:none;cursor:pointer;box-shadow:0 4px 20px #8a2be259;font-weight:700}.practice-submit-btn:hover:not(:disabled){box-shadow:0 6px 28px #8a2be280}.practice-submit-btn:active:not(:disabled){transform:scale(.98)}.practice-submit-btn:disabled{opacity:.45;cursor:not-allowed}.study-assistant{position:relative;width:100%;box-sizing:border-box;border-radius:1.15rem;border:1px solid rgba(138,43,226,.22);background:linear-gradient(165deg,#241c3aeb,#121222f2);box-shadow:0 8px 32px #00000040;overflow:hidden;transition:border-color .25s,box-shadow .25s}.study-assistant--prominent{border-color:#8a2be273;box-shadow:0 12px 40px #8a2be22e}.study-assistant--off{opacity:.88;border-color:#ffffff14}.study-assistant__head{display:flex;align-items:flex-start;justify-content:space-between;gap:.5rem;width:100%;padding:.85rem .95rem .65rem;margin:0;border:none;background:transparent;font:inherit;color:inherit;text-align:left;cursor:pointer;transition:background .2s ease}.study-assistant__head:hover{background:#ffffff08}.study-assistant__head:focus-visible{outline:2px solid rgba(138,43,226,.45);outline-offset:-2px}.study-assistant__head-left{display:flex;align-items:flex-start;gap:.55rem;min-width:0}.study-assistant__badge-icon{font-size:1.35rem;color:#dcb8ff;background:#8a2be22e;border-radius:.65rem;padding:.35rem;flex-shrink:0}.study-assistant__title{margin:0;font-family:var(--font-ui);font-size:.92rem;font-weight:700;color:#f0eeff}.study-assistant__subtitle{margin:.15rem 0 0;font-size:.68rem;color:#6b6988}.study-assistant__toggle{border:none;background:#ffffff0d;color:#9a98b8;border-radius:.5rem;width:2rem;height:2rem;display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;transition:background .15s,color .15s}.study-assistant__head-chevron{flex-shrink:0;font-size:1.35rem;color:#9a98b8;transition:transform .25s ease,color .2s ease}.study-assistant__head:hover .study-assistant__head-chevron{color:#dcb8ff}.study-assistant__collapsible{overflow:hidden;max-height:2400px;opacity:1;transition:max-height .35s cubic-bezier(.4,0,.2,1),opacity .28s ease}.study-assistant--collapsed .study-assistant__collapsible{max-height:0;opacity:0;pointer-events:none}.study-assistant__toggle:hover{background:#8a2be226;color:#dcb8ff}.study-assistant--collapsed .study-assistant__panel{display:none}@media (max-width: 639px){.image-lightbox__viewport{padding-top:calc(3rem + env(safe-area-inset-top,0px));padding-bottom:calc(.75rem + env(safe-area-inset-bottom,0px));padding-left:.5rem;padding-right:.5rem}.image-lightbox__img{max-width:96vw;max-height:calc(100dvh - 4.5rem);background:transparent}.image-lightbox__close{width:2.75rem;height:2.75rem}}.study-assistant__tabs{display:flex;flex-direction:column;align-items:stretch;gap:.35rem;width:100%;padding:0 .85rem .75rem;box-sizing:border-box}.study-assistant__tab{display:inline-flex;align-items:center;gap:.3rem;padding:.45rem .6rem;border-radius:.6rem;border:1px solid rgba(255,255,255,.08);background:#0c0c188c;color:#c8c6e8;font-size:.72rem;font-weight:700;cursor:pointer;transition:border-color .18s,background .18s,color .18s,transform .12s}.study-assistant__tab .material-symbols-outlined{font-size:1rem;color:#a98fd8}.study-assistant__tab:hover:not(:disabled){border-color:#8a2be266;background:#8a2be21a}.study-assistant__tab.is-active{border-color:#8a2be28c;background:#8a2be233;color:#f0eeff}.study-assistant__tab.is-loading{opacity:.75}.study-assistant__tab.is-unavailable{opacity:.72}.study-assistant__tab.is-unavailable:hover{border-color:#ffffff1f;background:#ffffff0a}.study-assistant__unavailable-banner{margin:0 .75rem .65rem;padding:.55rem .7rem;border-radius:.65rem;border:1px solid rgba(255,193,7,.22);background:#ffc10714;color:#ffecb3eb;font-size:.72rem;line-height:1.45}.study-assistant__panel{max-height:0;opacity:0;overflow:hidden;transition:max-height .35s cubic-bezier(.4,0,.2,1),opacity .28s ease}.study-assistant--sidebar .study-assistant__panel-inner{max-height:min(70vh,38rem)}.study-assistant__panel.is-open{max-height:50rem;opacity:1;overflow:visible}.study-assistant--sidebar .study-assistant__panel.is-open{max-height:50rem}.study-assistant__panel-inner{margin:0 .75rem .75rem;border-radius:.85rem;border:1px solid rgba(255,255,255,.08);background:#080812a6;display:flex;flex-direction:column;max-height:min(62vh,34rem);overflow:hidden}.study-assistant__panel-inner--solution{max-height:min(78vh,44rem)}.study-assistant__panel-inner--solution .study-assistant__content{padding-top:.55rem}.study-assistant__panel-head{display:flex;align-items:center;gap:.4rem;padding:.55rem .65rem;border-bottom:1px solid rgba(255,255,255,.06);font-size:.78rem;font-weight:700;color:#dcb8ff;flex-shrink:0;background:#080812f2;position:sticky;top:0;z-index:1}.study-assistant__panel-head .material-symbols-outlined{font-size:1.05rem}.study-assistant__panel-close{margin-left:auto;border:none;background:transparent;color:#6b6988;cursor:pointer;display:flex;padding:.15rem;border-radius:.35rem}.study-assistant__panel-close:hover{color:#e2e0fc;background:#ffffff0f}.study-assistant__content,.study-assistant__loading,.study-assistant__error{padding:.75rem .85rem 1.1rem;overflow-y:auto;overflow-x:hidden;flex:1 1 auto;min-height:0;-webkit-overflow-scrolling:touch;overscroll-behavior:contain}.study-assistant__content{scrollbar-width:thin;scrollbar-color:rgba(138,43,226,.45) transparent}.study-assistant__content::-webkit-scrollbar{width:6px}.study-assistant__content::-webkit-scrollbar-thumb{background:#8a2be273;border-radius:999px}.study-assistant__text{font-size:.875rem;line-height:var(--line-reading, 1.65);color:#e2e0fc}.study-assistant__text:not(:has(.ai-markdown)){white-space:pre-wrap}.ai-markdown{font-size:.875rem;line-height:var(--line-reading, 1.65);color:#e2e0fc;word-wrap:break-word}.ai-markdown :first-child{margin-top:0}.ai-markdown :last-child{margin-bottom:0}.ai-markdown h3{margin:.85rem 0 .4rem;font-family:var(--font-ui);font-size:.88rem;font-weight:700;color:#f0eeff}.ai-markdown h3:first-child{margin-top:0}.ai-markdown p{margin:.45rem 0}.ai-markdown ul,.ai-markdown ol{margin:.45rem 0 .65rem;padding-left:1.15rem}.ai-markdown li{margin:.25rem 0}.ai-markdown strong{color:#f0eeff;font-weight:700}.ai-markdown .katex{font-size:1.02em;color:#eed9ff}.ai-markdown .katex-display{margin:.55rem 0;overflow-x:auto;overflow-y:hidden;padding-bottom:.15rem}[data-theme=light] .ai-markdown{color:#1f2937}[data-theme=light] .ai-markdown h3,[data-theme=light] .ai-markdown strong{color:#111827}[data-theme=light] .ai-markdown .katex{color:#1f2937}html.fonts-loading .material-symbols-outlined{position:relative;display:inline-block;overflow:hidden;width:1.15em;height:1.15em;line-height:1;color:transparent;-webkit-user-select:none;-moz-user-select:none;user-select:none}html.fonts-loading .material-symbols-outlined:after{content:"";position:absolute;top:.12em;right:.12em;bottom:.12em;left:.12em;border-radius:.2em;background:#ffffff24}[data-theme=light] html.fonts-loading .material-symbols-outlined:after{background:#0f172a1a}.ai-streaming-markdown__plain{margin:0;white-space:pre-wrap;word-break:break-word;font:inherit;color:inherit;line-height:1.55}.practice-run-question-skeleton{min-height:14rem;background:#0c0c1873;border-color:#ffffff14}.practice-run-page--practice .content-loader-panel.practice-run-question-skeleton{background:#0c0c1873}.bank-search-results-hint{margin:0 0 .65rem;padding:0 .15rem;font-size:.82rem}.ai-streaming-markdown{position:relative}.ai-streaming-markdown__cursor{display:inline-block;width:2px;height:.95em;margin-left:3px;vertical-align:text-bottom;border-radius:1px;background:linear-gradient(180deg,#dcb8ff,#8a2be2);animation:ai-stream-cursor-blink .75s step-end infinite}@keyframes ai-stream-cursor-blink{0%,to{opacity:1}50%{opacity:0}}.study-assistant__text--reveal{animation:study-assistant-text-in .35s ease}@keyframes study-assistant-text-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.study-assistant__hint-progress{display:flex;align-items:center;gap:.4rem;margin-bottom:.65rem}.study-assistant__hint-dot{width:.45rem;height:.45rem;padding:0;border:none;border-radius:50%;background:#ffffff26;cursor:pointer;transition:background .2s,transform .2s}.study-assistant__hint-dot:hover{background:#8a2be28c}.study-assistant__hint-dot.is-done{background:#8a2be2}.study-assistant__hint-dot.is-current{transform:scale(1.25);box-shadow:0 0 0 2px #8a2be259}.study-assistant__hint-step-label{margin-left:.35rem;font-size:.68rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:#9a98b8}.study-assistant__next-hint{display:inline-flex;align-items:center;gap:.35rem;margin-top:.85rem;padding:.55rem .85rem;border-radius:.65rem;border:1px solid rgba(138,43,226,.45);background:#8a2be21f;color:#dcb8ff;font-size:.78rem;font-weight:700;cursor:pointer;transition:background .15s,border-color .15s,transform .12s}.study-assistant__next-hint:hover{background:#8a2be238;border-color:#8a2be2a6}.study-assistant__next-hint .material-symbols-outlined{font-size:1rem}.study-assistant__show-solution{display:inline-flex;align-items:center;gap:.35rem;margin-top:.85rem;padding:.6rem .9rem;border-radius:.65rem;border:1px solid rgba(78,222,163,.45);background:#4edea31a;color:#4edea3;font-size:.8rem;font-weight:700;cursor:pointer;transition:background .15s,border-color .15s,transform .12s}.study-assistant__show-solution:hover:not(:disabled){background:#4edea32e;border-color:#4edea3a6}.study-assistant__show-solution:disabled{opacity:.6;cursor:wait}.study-assistant__show-solution .material-symbols-outlined{font-size:1.05rem}.study-assistant__hint-step-label--solution{color:#4edea3}.study-assistant__solution-standalone{margin:.65rem 0 0;padding:.65rem .75rem .75rem;border-radius:.75rem;border:1px solid rgba(255,255,255,.08);background:#0000002e}.study-assistant__solution{margin-top:0}.study-assistant__solution-head{display:flex;align-items:center;justify-content:space-between;gap:.5rem;margin-bottom:.55rem}.study-assistant__solution-actions{display:inline-flex;align-items:center;gap:.35rem;flex-shrink:0}.study-assistant__solution-action{display:inline-flex;align-items:center;gap:.2rem;padding:.28rem .45rem;border-radius:.45rem;border:1px solid rgba(78,222,163,.28);background:#4edea314;color:#86efac;font-size:.68rem;font-weight:700;text-decoration:none;cursor:pointer;transition:background .15s,border-color .15s}.study-assistant__solution-action:hover{background:#4edea324;border-color:#4edea373}.study-assistant__solution-action .material-symbols-outlined{font-size:.95rem}.study-assistant__solution-viewport{display:block;width:100%;padding:0;margin:0;border:none;background:transparent;cursor:zoom-in;text-align:left}.study-assistant__solution-frame{width:100%;max-width:100%;margin-inline:0;padding:.65rem;max-height:min(52vh,30rem);overflow:auto;-webkit-overflow-scrolling:touch}.study-assistant__solution-image{display:block;width:100%;max-width:100%;height:auto;max-height:none;min-width:0;-o-object-fit:contain;object-fit:contain}.study-assistant-solution-modal{position:fixed;top:0;right:0;bottom:0;left:0;z-index:120;display:flex;align-items:center;justify-content:center;padding:1rem;background:#04040ce0;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.study-assistant-solution-modal__inner{position:relative;width:min(96vw,56rem);max-height:92vh;display:flex;flex-direction:column}.study-assistant-solution-modal__close{position:absolute;top:.35rem;right:.35rem;z-index:2;display:flex;align-items:center;justify-content:center;width:2.25rem;height:2.25rem;border:1px solid rgba(255,255,255,.12);border-radius:999px;background:#0c0c18d9;color:#e2e0fc;cursor:pointer}.study-assistant-solution-modal__close:hover{border-color:#8a2be273;color:#dcb8ff}.study-assistant-solution-modal__frame{width:100%;max-height:92vh;overflow:auto;padding:1rem;border-radius:.85rem;background:#fff;border:1px solid rgba(255,255,255,.1);-webkit-overflow-scrolling:touch}.study-assistant-solution-modal__image{display:block;width:100%;height:auto;max-width:100%;-o-object-fit:contain;object-fit:contain}.study-assistant__hint-done{margin:.75rem 0 0;font-size:.75rem;color:#6b6988;font-style:italic}.study-assistant__similar{list-style:none;margin:.75rem 0 0;padding:0;display:flex;flex-direction:column;gap:.4rem}.study-assistant__similar a{font-size:.8rem;color:#4edea3;text-decoration:none}.study-assistant__similar a:hover{text-decoration:underline}.study-assistant__cta{display:inline-block;margin-top:.65rem;font-size:.78rem;font-weight:700;color:#dcb8ff;text-decoration:none}.study-assistant__error{color:#ff8a8a;font-size:.82rem}.study-assistant__off-text,.study-assistant__hint{padding:0 .95rem .85rem;margin:0;font-size:.8rem;color:#9a98b8}.study-assistant__signin{display:inline-block;margin:0 .95rem .85rem;font-size:.78rem;font-weight:700;color:#dcb8ff}.study-assistant__loading-bar{height:.55rem;border-radius:999px;background:linear-gradient(90deg,#8a2be226,#8a2be259,#8a2be226);background-size:200% 100%;animation:study-assistant-shimmer 1.2s ease-in-out infinite;margin-bottom:.45rem}.study-assistant__loading-bar--short{width:55%}.study-assistant__loading-bar--medium{width:78%}.study-assistant__loading-text{margin:.5rem 0 0;font-size:.75rem;color:#9a98b8}@keyframes study-assistant-shimmer{0%{background-position:100% 0}to{background-position:-100% 0}}@media (max-width: 1023px){.study-assistant--inline.study-assistant--panel-open .study-assistant__panel{position:fixed;left:0;right:0;bottom:calc(var(--mobile-tab-bar-h) + var(--solve-qnav-h));z-index:60;max-height:none;opacity:1;margin:0;border-radius:1.25rem 1.25rem 0 0;border:1px solid rgba(138,43,226,.3);border-bottom:none;background:#0e0e1cfa;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);box-shadow:0 -12px 40px #00000073;animation:study-assistant-slide-up .32s cubic-bezier(.4,0,.2,1)}.study-assistant--inline.study-assistant--panel-open .study-assistant__panel-inner{margin:0;border:none;border-radius:0;max-height:min(62vh,calc(100dvh - var(--app-header-h, 4rem) - var(--mobile-tab-bar-h) - var(--solve-qnav-h) - 1.25rem),32rem)}.study-assistant__backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:55;background:#0000008c;animation:study-assistant-fade-in .25s ease}}@keyframes study-assistant-slide-up{0%{transform:translateY(100%)}to{transform:translateY(0)}}@keyframes study-assistant-fade-in{0%{opacity:0}to{opacity:1}}.practice-submit-bar{display:none}@media (min-width: 1024px){.practice-submit-bar{display:none}}.leaderboard-page{display:flex;flex-direction:column;gap:1.25rem}.lb-hero{display:flex;align-items:flex-start;gap:1rem;padding:1.25rem 1.35rem;border-radius:1.25rem;background:#1e1e32a6;border:1px solid rgba(255,255,255,.08);position:relative}.lb-hero--rich{flex-wrap:wrap;background:linear-gradient(135deg,#2d1e468c,#1e1e32bf 55%);border-color:#8a2be233}.lb-hero__badge--pulse{animation:lb-pulse-glow 2.5s ease-in-out infinite}@keyframes lb-pulse-glow{0%,to{box-shadow:0 0 20px #8a2be240}50%{box-shadow:0 0 32px #8a2be273}}.lb-hero__headline{margin:.4rem 0 0;font-size:1rem;font-weight:700;color:#dcb8ff;line-height:1.35}.lb-hero__live{margin-left:auto;display:flex;align-items:center;gap:.35rem;font-size:.65rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:#4edea3;padding:.35rem .65rem;border-radius:999px;background:#4edea31f;border:1px solid rgba(78,222,163,.25)}.lb-hero__live-dot{width:.45rem;height:.45rem;border-radius:50%;background:#4edea3;box-shadow:0 0 8px #4edea3;animation:lb-live-blink 1.4s ease-in-out infinite}@keyframes lb-live-blink{0%,to{opacity:1}50%{opacity:.35}}.lb-platform-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:.65rem}@media (min-width: 640px){.lb-platform-stats{grid-template-columns:repeat(4,1fr)}}.lb-platform-stat{padding:.85rem .75rem;border-radius:1rem;display:flex;flex-direction:column;align-items:flex-start;gap:.2rem;min-height:4.5rem}.lb-platform-stat--wide{grid-column:1 / -1}@media (min-width: 640px){.lb-platform-stat--wide{grid-column:auto}}.lb-platform-stat__icon{font-size:1.15rem;color:#dcb8ff}.lb-platform-stat__value{font-family:var(--font-ui);font-size:1.25rem;font-weight:800;color:#e2e0fc;font-variant-numeric:tabular-nums}.lb-platform-stat__label{font-size:.65rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:#6b7280}.lb-challenge{padding:1.1rem 1.25rem;border-radius:1.25rem;border:1px solid rgba(138,43,226,.2);background:#1e1e32b3}.lb-challenge__head{display:flex;justify-content:space-between;align-items:flex-start;gap:.75rem;margin-bottom:.65rem}.lb-challenge__eyebrow{margin:0;font-size:.65rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#6b7280}.lb-challenge__title{margin:.2rem 0 0;font-size:1rem;font-weight:700;color:#e2e0fc}.lb-challenge__pct{font-family:var(--font-ui);font-size:1.5rem;font-weight:800;color:#4edea3}.lb-challenge__track{height:.5rem;border-radius:999px;background:#ffffff14;overflow:hidden}.lb-challenge__fill{height:100%;border-radius:999px;transition:width .4s ease}.lb-challenge__fill--community{background:linear-gradient(90deg,#8a2be2,#4edea3);box-shadow:0 0 12px #8a2be273}.lb-challenge__meta{margin:.55rem 0 0;font-size:.75rem;color:#9aa4b2;line-height:1.45}.lb-sparse-banner{display:flex;align-items:center;gap:.5rem;padding:.75rem 1rem;font-size:.8125rem;font-weight:600;color:#fbbf24;border-color:#fbbf2440;background:#fbbf2414}.lb-sparse-banner .material-symbols-outlined{font-size:1.25rem}.lb-section-head{display:flex;align-items:baseline;justify-content:space-between;gap:.5rem;margin-bottom:.75rem}.lb-section-title{margin:0;font-family:var(--font-ui);font-size:1rem;font-weight:700;color:#e2e0fc}.lb-section-meta{font-size:.7rem;font-weight:600;color:#6b7280;text-transform:uppercase;letter-spacing:.06em}.lb-arena-layout{display:flex;flex-direction:column;gap:1.25rem}@media (min-width: 1024px){.lb-arena-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(17.5rem,20rem);gap:1.25rem;align-items:start}.lb-arena-layout__side{display:flex;flex-direction:column;gap:1rem;position:sticky;top:var(--app-header-h);max-height:calc(100dvh - var(--app-header-h) - 1rem);overflow-y:auto}}.lb-arena-layout__main{display:flex;flex-direction:column;gap:1.25rem;min-width:0}.lb-top-showcase{display:flex;flex-direction:column;gap:1rem}@media (min-width: 900px){.lb-top-showcase{display:grid;grid-template-columns:minmax(0,1fr) minmax(17rem,20rem);gap:1.25rem;align-items:start}.lb-top-showcase .lb-podium-wrap{max-width:none;margin-inline:0;justify-self:stretch}}.lb-scholars-scroll{margin:0;min-width:0}.lb-scholars-track{display:flex;gap:.75rem;overflow-x:auto;padding-bottom:.35rem;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}@media (min-width: 640px){.lb-scholars-track{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));overflow:visible;scroll-snap-type:none;padding-bottom:0}}.lb-scholar-card{flex:0 0 min(16rem,78vw);scroll-snap-align:start;position:relative;padding:1rem;border-radius:1.15rem;display:flex;flex-direction:column;align-items:center;text-align:center;gap:.5rem;border:1px solid rgba(255,255,255,.1);background:#19192ad9}.lb-scholar-card--gold{border-color:#dcb8ff59;background:linear-gradient(160deg,#8a2be233,#1e1e32e6)}.lb-scholar-card--silver{border-color:#a0b4dc4d}.lb-scholar-card--bronze{border-color:#dca0644d}.lb-scholar-card--you{outline:2px solid rgba(138,43,226,.45)}.lb-scholar-card--invite{border-style:dashed;opacity:.9}@media (min-width: 640px){.lb-scholar-card{flex:unset;width:auto;max-width:none}}.lb-scholar-card__rank{position:absolute;top:.65rem;left:.75rem;font-size:.7rem;font-weight:800;color:#6b7280}.lb-scholar-card__crown{position:absolute;top:.5rem;right:.6rem;color:#fbbf24;font-size:1.35rem}.lb-scholar-card__title{margin:0;font-size:.65rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#dcb8ff}.lb-scholar-card__name{margin:0;font-weight:700;font-size:.95rem;color:#e2e0fc;display:flex;align-items:center;gap:.35rem;flex-wrap:wrap;justify-content:center}.lb-scholar-card__you{font-size:.55rem;padding:.1rem .35rem;border-radius:4px;background:#8a2be259;color:#eed9ff;text-transform:uppercase}.lb-scholar-card__pts{margin:0;font-family:var(--font-ui);font-size:1.1rem;font-weight:800;color:#4edea3}.lb-scholar-card__meta{margin:0;font-size:.72rem;color:#6b7280}.lb-scholar-card__invite-icon{font-size:2rem;color:#6b7280;margin-top:.5rem}.lb-podium-wrap__label{text-align:center;margin:0 0 .5rem;font-size:.65rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:#6b7280}.lb-avatar--ghost{background:#ffffff0f;border-style:dashed;color:#6b7280}.lb-avatar--ghost .material-symbols-outlined{font-size:1.35rem}.lb-podium-slot--ghost .lb-podium-slot__name,.lb-podium-slot--ghost .lb-podium-slot__pts{color:#6b7280}.lb-podium-slot__badge--ghost{background:#ffffff1f;color:#9aa4b2}.lb-achievements-grid{display:grid;gap:.65rem;grid-template-columns:1fr}@media (min-width: 640px){.lb-achievements-grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,13.5rem),1fr))}}.lb-achievement{display:flex;gap:.75rem;padding:.9rem 1rem;border-radius:1rem;border:1px solid rgba(255,255,255,.08);background:#1e1e328c}.lb-achievement--gold{border-color:#fbbf2440;background:#fbbf240f}.lb-achievement--mint{border-color:#4edea340;background:#4edea30f}.lb-achievement--violet{border-color:#8a2be240}.lb-achievement--amber{border-color:#fb923c40;background:#fb923c0f}.lb-achievement__icon{font-size:1.5rem;color:#dcb8ff;flex-shrink:0}.lb-achievement__title{margin:0;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#6b7280}.lb-achievement__sub{margin:.15rem 0 0;font-size:.75rem;color:#9aa4b2}.lb-achievement__highlight{margin:.25rem 0 0;font-weight:700;font-size:.9rem;color:#e2e0fc}.lb-badges-section{padding:1.1rem 1rem;border-radius:1.25rem}.lb-badges-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.65rem}@media (min-width: 640px){.lb-badges-grid{grid-template-columns:repeat(auto-fit,minmax(9.5rem,1fr))}}@media (min-width: 1024px){.lb-badges-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}.lb-badge-tile{padding:.85rem .65rem;border-radius:.85rem;text-align:center;background:#14142399;border:1px solid rgba(255,255,255,.06);opacity:.75;transition:opacity .15s,border-color .15s}.lb-badge-tile--earned{opacity:1;border-color:#8a2be259;background:#8a2be21a}.lb-badge-tile__icon-wrap{position:relative;display:inline-flex;margin-bottom:.35rem}.lb-badge-tile__icon-wrap .material-symbols-outlined{font-size:1.65rem;color:#9aa4b2}.lb-badge-tile--earned .lb-badge-tile__icon-wrap .material-symbols-outlined{color:#dcb8ff}.lb-badge-tile__check{position:absolute;bottom:-2px;right:-6px;font-size:.85rem!important;color:#4edea3!important}.lb-badge-tile__title{margin:0;font-size:.75rem;font-weight:700;color:#e2e0fc}.lb-badge-tile__desc{margin:.2rem 0 0;font-size:.62rem;color:#6b7280;line-height:1.35}.lb-badge-tile__bar{margin-top:.45rem;height:3px;border-radius:999px;background:#ffffff14;overflow:hidden}.lb-badge-tile__bar-fill{height:100%;background:#8a2be2;border-radius:999px}.lb-activity{padding:1rem 1.1rem;border-radius:1.25rem}.lb-activity-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.5rem}.lb-activity-row{display:grid;grid-template-columns:auto 1fr auto;gap:.65rem;align-items:center;padding:.55rem 0;border-bottom:1px solid rgba(255,255,255,.05);font-size:.8125rem;color:#9aa4b2}.lb-activity-row:last-child{border-bottom:none}.lb-activity-row__dot{width:.5rem;height:.5rem;border-radius:50%;background:#6b7280}.lb-activity-row__dot--ok{background:#4edea3;box-shadow:0 0 6px #4edea380}.lb-activity-row__dot--miss{background:#fb7185}.lb-activity-row__text strong{color:#e2e0fc;font-weight:600}.lb-activity-row__marks{color:#4edea3;font-weight:700}.lb-activity-row__marks--neg{color:#fb7185}.lb-activity-row__time{font-size:.68rem;color:#6b7280;white-space:nowrap}.lb-activity-empty{text-align:center;padding:1rem .5rem;color:#9aa4b2;font-size:.8125rem}.lb-activity-empty .material-symbols-outlined{font-size:2rem;color:#6b7280;display:block;margin:0 auto .5rem}.lb-empty-rich{position:relative;overflow:hidden;padding:2rem 1.35rem;text-align:center;border-radius:1.35rem}.lb-empty-rich__glow{position:absolute;top:-40%;right:20%;bottom:-40%;left:20%;background:radial-gradient(circle,rgba(138,43,226,.25) 0%,transparent 70%);pointer-events:none}.lb-empty-rich__icon{font-size:2.75rem;color:#dcb8ff;display:block;margin:0 auto .75rem;position:relative}.lb-empty-rich__title{margin:0 0 .5rem;font-family:var(--font-ui);font-size:1.35rem;font-weight:700;color:#e2e0fc;position:relative}.lb-empty-rich__lead{margin:0 auto 1.25rem;max-width:22rem;font-size:.9rem;line-height:1.5;color:#9aa4b2;position:relative}.lb-empty-rich__perks{list-style:none;margin:0 auto 1.5rem;padding:0;max-width:18rem;text-align:left;display:flex;flex-direction:column;gap:.5rem;font-size:.8125rem;color:#c4cad4;position:relative}.lb-empty-rich__perks li{display:flex;align-items:center;gap:.5rem}.lb-empty-rich__perks .material-symbols-outlined{font-size:1.1rem;color:#dcb8ff}.lb-empty-rich__ctas{display:flex;flex-direction:column;gap:.65rem;align-items:center;position:relative}.lb-you-card--prominent{border:1px solid rgba(138,43,226,.35);background:linear-gradient(135deg,#8a2be21f,#1e1e32cc)}.lb-you-card__hint{margin:0 0 .65rem;font-size:.8125rem;color:#9aa4b2}.lb-rank-cta{padding:.85rem 1rem;text-align:center;font-size:.8125rem;color:#9aa4b2}.lb-rank-cta a{color:#dcb8ff;font-weight:600}.lb-skeleton{padding:2rem;text-align:center}.btn-sm{padding:.45rem .85rem;font-size:.75rem}.lb-hero__badge{flex-shrink:0;width:3rem;height:3rem;display:flex;align-items:center;justify-content:center;border-radius:1rem;background:linear-gradient(135deg,#8a2be259,#4b008240);border:1px solid rgba(220,184,255,.2);color:#dcb8ff;box-shadow:0 0 24px #8a2be233}.lb-hero__badge .material-symbols-outlined{font-size:1.65rem}.lb-hero__text{min-width:0}.lb-hero__desc{margin:.35rem 0 0;font-size:.8125rem;line-height:1.45;color:#9aa4b2}.leaderboard-page-title{font-family:var(--font-ui);font-size:clamp(1.5rem,4vw,1.85rem);font-weight:700;color:#e2e0fc;margin:0;line-height:1.2}.leaderboard-loading,.leaderboard-count,.lb-table-note,.lb-no-results{font-size:.8125rem;color:#9aa4b2;margin:0;text-align:center}.lb-period-tabs{display:flex;gap:.35rem;padding:.35rem;border-radius:999px;background:#1e1e32d9;border:1px solid rgba(255,255,255,.08)}.lb-period-tab{flex:1;padding:.55rem .75rem;border:none;border-radius:999px;background:transparent;color:#9aa4b2;font-size:.8125rem;font-weight:600;cursor:pointer;transition:background .15s,color .15s}.lb-period-tab--active{background:linear-gradient(135deg,#8a2be2,#6a1bb2);color:#fff;box-shadow:0 4px 16px #8a2be259}.lb-podium-wrap{width:100%;max-width:26rem;margin-inline:auto;padding:1.25rem .75rem .5rem;border-radius:1.25rem;background:#1e1e3280;border:1px solid rgba(255,255,255,.08);overflow:hidden}.lb-podium{display:flex;justify-content:center;align-items:flex-end;gap:clamp(.35rem,2.5vw,.85rem);padding:.5rem .5rem 0;min-height:14rem}.lb-podium-slot{display:flex;flex-direction:column;align-items:center;text-align:center;gap:.35rem;flex:0 1 5.75rem;max-width:7rem;min-width:0}.lb-podium-slot--1{flex:0 1 6.75rem;max-width:8rem;margin-bottom:.5rem}.lb-podium-slot__avatar-wrap{position:relative}.lb-avatar{display:flex;align-items:center;justify-content:center;border-radius:50%;font-weight:700;color:#e2e0fc;background:hsl(var(--lb-avatar-hue, 260) 45% 32%);border:2px solid rgba(255,255,255,.12)}.lb-avatar--sm{width:2.25rem;height:2.25rem;font-size:.7rem}.lb-avatar--md{width:3.5rem;height:3.5rem;font-size:.95rem}.lb-avatar--lg{width:4.5rem;height:4.5rem;font-size:1.1rem}.lb-avatar--glow-gold{border-color:#dcb8ffb3;box-shadow:0 0 24px #8a2be28c,0 0 48px #8a2be240}.lb-avatar--glow-silver{border-color:#a0b4dc8c;box-shadow:0 0 18px #7896c866}.lb-avatar--glow-bronze{border-color:#dca0648c;box-shadow:0 0 18px #c8783c59}.lb-podium-slot__badge{position:absolute;bottom:-4px;left:50%;transform:translate(-50%);display:flex;align-items:center;justify-content:center;min-width:1.35rem;height:1.35rem;padding:0 .3rem;border-radius:999px;font-size:.65rem;font-weight:800;color:#fff;background:linear-gradient(135deg,#8a2be2,indigo);border:2px solid #1a1a2e}.lb-podium-slot--2 .lb-podium-slot__badge{background:linear-gradient(135deg,#6b7fa8,#3d4a66)}.lb-podium-slot--3 .lb-podium-slot__badge{background:linear-gradient(135deg,#c47a45,#8b4513)}.lb-podium-slot__badge .material-symbols-outlined{font-size:.85rem}.lb-podium-slot__name{margin:.35rem 0 0;font-size:.8125rem;font-weight:600;color:#e2e0fc;max-width:6.5rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.lb-podium-slot--1 .lb-podium-slot__name{font-size:.9rem}.lb-podium-slot__pts{margin:0;font-size:.75rem;font-weight:700;color:#4edea3}.lb-podium-slot--1 .lb-podium-slot__pts{font-size:.85rem}.lb-podium-slot__pedestal{width:100%;max-width:6.5rem;margin-top:.5rem;border-radius:.5rem .5rem 0 0;background:linear-gradient(180deg,#32324b99,#1e1e3240);border:1px solid rgba(255,255,255,.06);border-bottom:none}.lb-podium-slot--1 .lb-podium-slot__pedestal{height:4.25rem;max-width:7.25rem}.lb-podium-slot--2 .lb-podium-slot__pedestal{height:3rem}.lb-podium-slot--3 .lb-podium-slot__pedestal{height:2.35rem}.lb-podium-slot--you .lb-podium-slot__name{color:#dcb8ff}.lb-search-wrap{position:relative}.lb-search-icon{position:absolute;left:1rem;top:50%;transform:translateY(-50%);font-size:1.25rem;color:#6b7280;pointer-events:none}.lb-search{width:100%;padding:.85rem 1rem .85rem 2.75rem;border-radius:1rem;border:1px solid rgba(255,255,255,.08);background:#19192ae6;color:#e2e0fc;font-size:.875rem;outline:none}.lb-search::-moz-placeholder{color:#6b7280}.lb-search::placeholder{color:#6b7280}.lb-search:focus{border-color:#8a2be273;box-shadow:0 0 0 2px #8a2be226}.lb-table{padding:0;border-radius:1.25rem;overflow:hidden;background:#1e1e328c;border:1px solid rgba(255,255,255,.08)}.lb-table-head{display:grid;grid-template-columns:2.5rem 1fr auto;gap:.75rem;padding:.65rem 1rem;font-size:.65rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#6b7280}.lb-table-head span:last-child{text-align:right}.lb-table-list{list-style:none;margin:0;padding:0}.lb-table-row{display:grid;grid-template-columns:2.5rem 1fr auto;gap:.75rem;align-items:center;padding:.85rem 1rem;border-top:1px solid rgba(255,255,255,.06)}.lb-table-row--you{background:#8a2be21a}.lb-table-row__rank{font-family:var(--font-ui);font-size:1.125rem;font-weight:700;color:#6b7280}.lb-table-row__user{display:flex;align-items:center;gap:.65rem;min-width:0}.lb-table-row__text{min-width:0;display:flex;flex-direction:column;gap:.1rem}.lb-table-row__name{font-weight:600;font-size:.9rem;color:#e2e0fc;display:flex;align-items:center;gap:.4rem;flex-wrap:wrap}.lb-table-row__you{font-size:.6rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;padding:.1rem .35rem;border-radius:4px;background:#8a2be259;color:#eed9ff}.lb-table-row__mastery{font-size:.75rem;color:#6b7280}.lb-table-row__score{display:flex;align-items:center;gap:.35rem}.lb-table-row__pts{font-family:var(--font-ui);font-size:.9375rem;font-weight:700;color:#4edea3;font-variant-numeric:tabular-nums;white-space:nowrap}.lb-table-row__trend{font-size:1.1rem}.lb-table-row__trend--up{color:#4edea3}.lb-table-row__trend--flat{color:#6b7280;font-size:1rem}.lb-you-card{padding:1rem;border-radius:1.25rem}.lb-you-card__label{font-size:.68rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#6b7280;margin:0 0 .5rem}.lb-you-card .lb-table-row{border-top:none;padding:0}.leaderboard-empty{padding:2rem 1.5rem;text-align:center;border-radius:1.25rem}.leaderboard-empty__icon{font-size:2.5rem;color:#dcb8ff;display:block;margin:0 auto .75rem}.leaderboard-empty p{color:#9aa4b2;margin:0 0 1rem;font-size:.9375rem}.leaderboard-empty__cta{display:inline-block;padding:.75rem 1.25rem;border-radius:.75rem;text-decoration:none;font-weight:600;color:#eed9ff}.lb-guest-hint{display:flex;flex-direction:column;align-items:center;gap:.65rem;padding:1.25rem;text-align:center;border-radius:1.25rem}.lb-guest-hint__btn{padding:.65rem 1.5rem;border-radius:.75rem;font-weight:700;font-size:.875rem}.lb-guest-hint__text{font-size:.8125rem;color:#9aa4b2}.dashboard-pill--link{text-decoration:none;color:inherit;transition:border-color .15s,background .15s}.dashboard-pill--link:hover{border-color:#8a2be266;background:#8a2be214}.admin-page{max-width:960px;margin:0 auto;padding:1.5rem 1.25rem 3rem}.admin-page__hero{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:1rem;margin-bottom:2rem}.admin-page__section{margin-bottom:2rem}.admin-page__section-title{font-size:1rem;font-weight:700;color:#e8eaed;margin:0 0 1rem}.admin-analytics-summary__meta{margin:0 0 .75rem}.admin-analytics-summary__list{list-style:none;margin:0;padding:0;display:grid;gap:.45rem;max-width:24rem}.admin-analytics-summary__list li{display:flex;justify-content:space-between;gap:1rem;padding:.55rem .75rem;border-radius:.5rem;background:#ffffff0a;border:1px solid rgba(255,255,255,.08);color:#e8eaed;font-size:.88rem}.admin-analytics-summary__list span{color:#9ca3af}.admin-page__folder{display:flex;flex-direction:column;gap:.35rem;margin-bottom:1rem;max-width:16rem}.admin-page__input{padding:.55rem .75rem;border-radius:.5rem;border:1px solid rgba(255,255,255,.15);background:#1e1e32cc;color:#e8eaed;font:inherit}.admin-page__select{width:100%;max-width:28rem;cursor:pointer;-webkit-appearance:auto;-moz-appearance:auto;appearance:auto}.admin-page__folder-hint{margin:.4rem 0 0;font-size:.75rem}.admin-page__folder-hint--error{color:#fca5a5}.admin-page__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1rem}.admin-card{padding:1.1rem 1.15rem;border-radius:1rem;border:1px solid rgba(255,255,255,.1);background:#1e1e328c;display:flex;flex-direction:column;gap:.65rem}.admin-card--danger{border-color:#ef444440}.admin-card__title{margin:0;font-size:.95rem;font-weight:700;color:#f3f4f6}.admin-card__desc{margin:0;flex:1;font-size:.8125rem;line-height:1.45;color:#9aa4b2}.admin-page__section-desc{margin:-.35rem 0 1rem;font-size:.8125rem;line-height:1.45}.admin-page__grid--busy .btn:disabled:not(.admin-btn--busy){opacity:1;cursor:wait}.admin-btn--busy:disabled{opacity:.9;cursor:wait}.admin-pack-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.65rem}.admin-pack-row{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.85rem 1rem;border-radius:.75rem;border:1px solid rgba(255,255,255,.1);background:#1e1e3273}.admin-pack-row__meta{display:block;margin-top:.2rem;font-size:.75rem}.admin-page__log-pre{margin:0;padding:1rem;border-radius:.75rem;background:#0f0f1ed9;border:1px solid rgba(255,255,255,.08);font-size:.75rem;line-height:1.5;overflow-x:auto;color:#c4b5fd;white-space:pre-wrap;word-break:break-word}.admin-page__log-pre--error{color:#fca5a5;border-color:#ef444459}.admin-page__textarea{min-height:4rem;resize:vertical;font-family:inherit}.admin-page__textarea--compact{min-height:2.5rem}.admin-page__input--narrow{max-width:6rem}.question-feedback{margin-top:1rem;padding:1rem 1.1rem;display:flex;flex-direction:column;gap:.75rem}.question-feedback--compact{margin-top:.75rem;padding:.85rem 1rem}.question-feedback--collapsed{gap:0;padding:0;background:transparent;border:none}.question-feedback--collapsed.question-feedback--compact{margin-top:.5rem}.question-feedback__toggle{display:flex;align-items:center;gap:.45rem;width:100%;padding:.55rem .75rem;border:1px solid rgba(255,255,255,.1);border-radius:.65rem;background:#ffffff0a;color:#ffffffe0;font:inherit;font-size:.82rem;font-weight:600;cursor:pointer;text-align:left}.question-feedback__toggle:hover{background:#ffffff12}.question-feedback__toggle-label{flex:1}.question-feedback__toggle-icon{font-size:1.15rem;color:#ffffff8c}.question-feedback--open .question-feedback__form{margin-top:.65rem;padding:.75rem .85rem;border-radius:.65rem;border:1px solid rgba(255,255,255,.08);background:#ffffff08}.question-feedback--report-driven.question-feedback--open{margin-top:0;padding:.65rem .75rem;border:1px solid rgba(255,255,255,.1);border-radius:.75rem;background:#ffffff08}.question-feedback--report-driven .question-feedback__form{margin-top:.45rem;padding:0;border:none;background:transparent}.question-feedback__label{font-size:.68rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#6b6988}.question-feedback__inline-head{display:flex;align-items:center;justify-content:space-between;gap:.5rem}.question-feedback__inline-title{font-size:.82rem;font-weight:700;color:#ffffffe6}.question-feedback__inline-close{display:flex;align-items:center;justify-content:center;width:1.85rem;height:1.85rem;padding:0;border:none;border-radius:999px;background:#ffffff0f;color:#ffffffa6;cursor:pointer}.question-feedback__inline-close:hover{background:#ffffff1f;color:#fff}.question-feedback__inline-close .material-symbols-outlined{font-size:1.05rem}.question-feedback__head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:.35rem 1rem}.question-feedback__title{margin:0;font-size:.95rem;font-weight:600}.question-feedback__aggregate{margin:0;font-size:.8rem}.question-feedback__form{display:flex;flex-direction:column;gap:.65rem}.question-feedback__field{display:flex;flex-direction:column;gap:.3rem}.question-feedback__select,.question-feedback__textarea{width:100%;border-radius:.5rem;border:1px solid rgba(148,163,184,.25);background:#0f172a59;color:inherit;font:inherit;padding:.5rem .65rem}.question-feedback__textarea{resize:vertical;min-height:3.5rem}.question-feedback__submit{align-self:stretch;width:100%;min-height:2.25rem;padding:.45rem .85rem;font-size:.85rem;margin-top:.1rem}.question-feedback__error{margin:0;color:#fca5a5;font-size:.85rem}.question-feedback__saved{margin:0;color:#86efac;font-size:.85rem}.question-feedback__submitted{display:flex;flex-direction:column;gap:.55rem}.question-feedback__submitted-summary{margin:0;display:flex;flex-direction:column;gap:.45rem}.question-feedback__submitted-summary div{margin:0}.question-feedback__submitted-summary dt{margin:0 0 .15rem;font-size:.62rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#6b6988}.question-feedback__submitted-summary dd{margin:0;font-size:.82rem;line-height:1.45;color:#ffffffd1}.question-feedback__hint{margin:.75rem 0 0;font-size:.85rem}.solve-page__feedback{margin-top:.5rem}.solve-page__feedback.question-feedback--collapsed{margin-top:.35rem}@media (max-width: 639px){.solve-page .practice-run-question__eyebrow{font-size:.62rem;letter-spacing:.04em}.solve-page .practice-run-question__title{font-size:.95rem;line-height:1.3}.question-feedback__toggle{padding:.42rem .55rem;font-size:.76rem;border-radius:.55rem}.question-feedback--compact.question-feedback--open{padding:0;margin-top:.4rem;gap:0}.question-feedback--open .question-feedback__form{margin-top:.45rem;padding:.55rem .6rem;gap:.45rem}.question-feedback--compact .question-feedback__form{gap:.4rem}.question-feedback .practice-run-rating--compact{margin:0;padding-top:0;border-top:none}.question-feedback .practice-run-rating__label{margin-bottom:.25rem;font-size:.62rem}.question-feedback--compact .practice-run-rating__label{display:none}.question-feedback .practice-run-rating__stars{gap:.25rem}.question-feedback .practice-run-rating__star{width:1.85rem;height:1.85rem;font-size:.95rem;border-radius:.45rem}.question-feedback--report-driven.question-feedback--open{padding:.55rem .6rem}.question-feedback__inline-head{align-items:center;min-height:1.5rem}.question-feedback__inline-title{line-height:1;margin:0}.question-feedback__inline-close{width:1.5rem;height:1.5rem;flex-shrink:0}.question-feedback__inline-close .material-symbols-outlined{font-size:.95rem;line-height:1}.question-feedback__field{gap:.2rem}.question-feedback__label{font-size:.72rem}.question-feedback__select,.question-feedback__textarea{padding:.4rem .5rem;font-size:.8rem}.question-feedback__textarea{min-height:2.75rem}.question-feedback__submit{min-height:2.15rem;padding:.42rem .7rem;font-size:.8rem}.study-assistant--inline .study-assistant__subtitle{display:none}.study-assistant--inline .study-assistant__head{padding:.45rem .55rem}.study-assistant--inline .study-assistant__title{font-size:.82rem}}.admin-feedback-page__nav{display:flex;gap:.5rem;flex-wrap:wrap}.admin-feedback-page__filter{display:flex;flex-wrap:wrap;align-items:flex-end;gap:.65rem;margin-bottom:1.25rem}.admin-feedback-page__filter-label{display:flex;flex-direction:column;gap:.3rem;min-width:min(100%,18rem)}.admin-feedback-table-wrap{overflow-x:auto;border:1px solid rgba(148,163,184,.2);border-radius:.65rem}.admin-feedback-table{width:100%;border-collapse:collapse;font-size:.85rem}.admin-feedback-table th,.admin-feedback-table td{padding:.55rem .7rem;text-align:left;vertical-align:top;border-bottom:1px solid rgba(148,163,184,.12)}.admin-feedback-table th{font-weight:600;font-size:.75rem;text-transform:uppercase;letter-spacing:.04em;color:var(--md-sys-color-on-surface-variant, #94a3b8);background:#0f172a59}.admin-feedback-table__comment{max-width:22rem;white-space:pre-wrap;word-break:break-word}.admin-feedback-table__qid{display:block;font-size:.72rem;margin-top:.15rem}.admin-feedback-table__when{white-space:nowrap}.admin-feedback-page__pager{display:flex;align-items:center;gap:.75rem;margin-top:1rem}.admin-question-page__actions{display:flex;flex-wrap:wrap;gap:.5rem}.admin-question-search__row{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:.75rem}.admin-question-search__row .admin-page__input{flex:1 1 12rem}.admin-question-search__results{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.35rem}.admin-question-search__item{width:100%;text-align:left;border:1px solid rgba(255,255,255,.08);border-radius:.55rem;padding:.65rem .75rem;background:#00000026;cursor:pointer;display:flex;flex-direction:column;gap:.2rem}.admin-question-search__item:hover{border-color:#6366f173}.admin-question-search__preview{font-size:.82rem}.admin-question-layout{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:1rem}@media (max-width: 960px){.admin-question-layout{grid-template-columns:1fr}}.admin-question-preview__head{display:flex;align-items:center;justify-content:space-between;gap:.75rem;margin-bottom:.75rem}.admin-question-preview__toggle{display:flex;align-items:center;gap:.35rem;font-size:.85rem}.admin-question-preview__body{background:#fff;border-radius:.65rem;padding:1rem;color:#111}.admin-question-preview__img{max-width:100%;height:auto;display:block;margin:0 auto}.admin-question-preview__solution{margin-top:1rem;padding-top:1rem;border-top:1px solid #e5e7eb}.admin-question-preview__solution-label{margin:0 0 .5rem;font-size:.88rem}.admin-edit-paper{background:#000;border:1px solid rgba(255,255,255,.14);border-radius:.75rem;padding:1rem 1.1rem;color:#e8eaed;box-shadow:inset 0 1px #ffffff0a}.admin-edit-paper--inset{margin-top:.5rem;padding:.75rem .85rem;background:#000;border:1px solid rgba(255,255,255,.12)}.admin-edit-paper .btn.primary{margin-top:.5rem}.admin-latex-field{display:flex;flex-direction:column;gap:.4rem;margin-bottom:.85rem}.admin-latex-field--inline{flex-direction:row;align-items:center;flex-wrap:wrap;gap:.65rem}.admin-latex-field--wide{grid-column:1 / -1}.admin-latex-field__label{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:#c4b5fde0}.admin-latex-field__stack{display:flex;flex-direction:column;width:100%;border:1px solid rgba(255,255,255,.12);border-radius:.55rem;overflow:hidden;background:#000}.admin-latex-field__input{width:100%;padding:.55rem .7rem;border:none;border-bottom:1px solid rgba(255,255,255,.1);border-radius:0;background:#000;color:#f3f4f6;font:inherit;line-height:1.45;box-sizing:border-box}.admin-latex-field__input:focus{outline:none;box-shadow:inset 0 0 0 1px #a855f773}.admin-latex-field__input--compact{min-height:2.5rem}.admin-latex-field__input--select{width:auto;min-width:10rem;cursor:pointer;border:1px solid rgba(255,255,255,.14);border-radius:.5rem}.admin-latex-field--inline .admin-latex-field__input{border:1px solid rgba(255,255,255,.14);border-radius:.5rem}.admin-latex-field--inline .admin-latex-field__stack .admin-latex-field__input{border:none;border-bottom:1px solid rgba(255,255,255,.1);border-radius:0}.admin-latex-field__input--narrow{max-width:6rem}.admin-latex-field__preview{padding:.7rem .8rem;border-radius:0;border:none;border-top:2px solid rgba(0,0,0,.08);background:#fff;color:#000}.admin-latex-field__preview-tag{display:block;margin-bottom:.35rem;font-size:.65rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#6b7280}.admin-latex-field__preview-empty{margin:0;padding:.55rem .7rem;font-size:.78rem;color:#6b7280;border-top:1px solid rgba(255,255,255,.08);background:#0a0a0a}.admin-field{display:flex;flex-direction:column;gap:.35rem;margin-bottom:.85rem}.admin-field>span{font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted, #9ca3af)}.admin-field--inline{max-width:20rem}.admin-option-row{display:grid;grid-template-columns:2rem 1fr;gap:.5rem;align-items:start;margin-bottom:.35rem}.admin-option-row>span{font-weight:700;padding-top:.45rem}.admin-question-saved{color:#86efac;margin:.5rem 0}.admin-question-locked-hint{margin:0 0 .75rem;font-size:.82rem;padding:.5rem .65rem;border-radius:.45rem;border:1px solid rgba(78,222,163,.25);background:#4edea314}.admin-question-ai__features{display:grid;gap:.75rem;margin:1rem 0}.admin-ai-feature-card{border:1px solid rgba(255,255,255,.08);border-radius:.55rem;padding:.75rem}.admin-ai-feature-card__head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.5rem}.admin-ai-feature-card__head h3{margin:0;font-size:.95rem}.admin-ai-feature-card__actions{display:flex;flex-wrap:wrap;gap:.35rem}.btn-sm{padding:.35rem .65rem;font-size:.8rem}.admin-ai-feature-card__desc{margin:.35rem 0 0;font-size:.82rem}.admin-ai-feature-card__response{margin-top:.65rem;font-size:.88rem}.admin-enrichment-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));gap:.75rem;margin-bottom:1rem}.admin-formula-card-edit{display:flex;flex-direction:column;gap:.35rem;margin-bottom:.75rem;padding:.65rem;border:1px solid rgba(168,85,247,.32);border-radius:.55rem;background:#000;box-shadow:inset 0 0 0 1px #a855f714}.admin-formula-card-edit .admin-latex-field{margin-bottom:.35rem}.admin-formula-card-edit .admin-latex-field__preview .katex{font-size:1.35rem}.admin-enrichment-grid .admin-latex-field__stack{box-shadow:0 0 0 1px #ffffff0f}.admin-prompt-modal{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;background:#0000008c;display:flex;align-items:center;justify-content:center;padding:1rem}.admin-prompt-modal__panel{width:min(48rem,100%);max-height:90vh;overflow-y:auto;padding:1rem}.admin-prompt-modal__head{display:flex;align-items:center;justify-content:space-between;gap:.75rem;margin-bottom:.5rem}.admin-prompt-modal__notes{font-size:.85rem;margin:0 0 .75rem}.admin-settings-form__grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(12rem,1fr))}.admin-settings-form label{display:flex;flex-direction:column;gap:.35rem}.ai-tutor-chat__messages{max-height:20rem;overflow-y:auto;display:flex;flex-direction:column;gap:.75rem;margin-bottom:1rem;padding:.5rem 0}.ai-tutor-chat__bubble{padding:.75rem 1rem;border-radius:.75rem;font-size:.9rem;line-height:1.45;max-width:92%;white-space:pre-wrap}.ai-tutor-chat__bubble--user{align-self:flex-end;background:#8a2be240;border:1px solid rgba(138,43,226,.35)}.ai-tutor-chat__bubble--bot{align-self:flex-start;background:#ffffff0f;border:1px solid rgba(255,255,255,.08)}.ai-tutor-chat__form{display:flex;gap:.5rem}.ai-tutor-chat__form input{flex:1;padding:.65rem 1rem;border-radius:.5rem;border:1px solid rgba(255,255,255,.12);background:var(--surface-container-low, rgba(20, 20, 35, .9));color:inherit}.lumina-ai-hint-text{border-top:1px solid rgba(255,255,255,.06)}.lumina-ai-input-wrap--btn{cursor:pointer;border:none;background:#ffffff0f;display:flex;align-items:center;flex:1;border-radius:.5rem}.lumina-ai-chat-expand{border-top:1px solid rgba(255,255,255,.08)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.global-search{position:relative;display:flex;align-items:center;width:100%;max-width:17rem;min-width:0}.global-search__icon{position:absolute;left:.75rem;font-size:1.125rem;color:#9aa4b2;pointer-events:none}.global-search__input{width:100%;padding:.5rem 2.25rem .5rem 2.5rem;border-radius:999px;border:1px solid rgba(255,255,255,.12);background:#141424e6;color:#e8eaed;font-size:.8125rem;transition:border-color .15s,box-shadow .15s}.global-search__input:focus{outline:none;border-color:#a78bfa80;box-shadow:0 0 0 3px #8a2be226}.global-search__kbd{position:absolute;right:.65rem;font-size:.65rem;color:#6b7280;border:1px solid rgba(255,255,255,.1);border-radius:4px;padding:.1rem .3rem}@media (max-width: 1279px){.global-search__kbd{display:none}}.profile-menu{position:relative}.profile-menu__dropdown{position:fixed;min-width:14rem;padding:.5rem;border-radius:.85rem;z-index:500;background:#1a1a2ef5;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.1);box-shadow:0 12px 40px #00000073;isolation:isolate}.profile-menu__identity{padding:.65rem .75rem .5rem;border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:.35rem}.profile-menu__identity strong{display:block;font-size:.875rem;color:#f3f0ff}.profile-menu__identity span{font-size:.75rem;color:#9aa4b2}.profile-menu__item{display:flex;align-items:center;gap:.5rem;width:100%;padding:.55rem .75rem;border:none;border-radius:.5rem;background:transparent;color:#e2e0fc;font-size:.8125rem;font-weight:600;text-decoration:none;cursor:pointer;text-align:left;transition:background .12s}.profile-menu__item:hover{background:#8a2be21f}.profile-menu__item--danger:hover{background:#ef44441f;color:#fca5a5}.ai-tutor-btn--header{display:inline-flex;align-items:center;gap:.35rem;padding:.4rem .75rem .4rem .55rem;border-radius:999px;text-decoration:none;font-size:.75rem;font-weight:700;color:#eed9ff;background:linear-gradient(135deg,#6366f159,#8a2be259);border:1px solid rgba(167,139,250,.45);box-shadow:0 0 20px #8a2be233;transition:transform .15s,box-shadow .15s;flex-shrink:0;white-space:nowrap}.ai-tutor-btn--header:hover{transform:translateY(-1px);box-shadow:0 0 28px #8a2be259}.ai-tutor-btn__badge{font-size:.6rem;font-weight:800;letter-spacing:.06em;padding:.1rem .35rem;border-radius:4px;background:#ffffff26}.dashboard-page--guest{max-width:72rem;margin:0 auto}.dash-section-title{font-family:var(--font-ui);font-size:1.125rem;font-weight:700;color:#e2e0fc;margin:0 0 1rem}.dash-guest{display:flex;flex-direction:column;gap:1.5rem}.dash-guest-hero{display:grid;gap:2rem;align-items:center;padding:clamp(1.5rem,4vw,2.5rem);border-radius:1.5rem;background:linear-gradient(145deg,#4338ca2e,#141424d9);border:1px solid rgba(167,139,250,.18);box-shadow:0 24px 60px #00000059}@media (min-width: 900px){.dash-guest-hero{grid-template-columns:1fr 1fr;gap:2.5rem}}.dash-guest-headline{margin:0 0 1.25rem;font-family:var(--font-ui);font-size:clamp(2rem,5vw,2.75rem);font-weight:800;line-height:1.08;color:#f8f7ff;letter-spacing:-.02em}.dash-guest-headline-accent{background:linear-gradient(90deg,#c084fc,#818cf8);-webkit-background-clip:text;background-clip:text;color:transparent}.dash-guest-features{margin:0 0 1.75rem;padding:0;list-style:none;display:flex;flex-direction:column;gap:.65rem}.dash-guest-features li{display:flex;align-items:center;gap:.65rem;font-size:1rem;font-weight:600;color:#d1d5db}.dash-guest-features li .material-symbols-outlined{font-size:1.25rem;color:#a78bfa;flex-shrink:0}.dash-guest-cta-primary{display:inline-flex;align-items:center;gap:.4rem;font-weight:700;font-size:1rem;padding:.85rem 1.5rem;box-shadow:0 10px 32px #8a2be266}.dash-guest-signin{margin:1rem 0 0;font-size:.9375rem;color:#9aa4b2;line-height:1.5}.dash-guest-signin-link{font-weight:700;color:#dcb8ff;text-decoration:none;border-bottom:1px solid rgba(220,184,255,.45);transition:color .15s,border-color .15s}.dash-guest-signin-link:hover{color:#eed9ff;border-bottom-color:#c4b5fd}.guest-mockup{position:relative;width:100%;max-width:22rem;margin:0 auto}.guest-mockup__glow{position:absolute;top:10%;right:-10%;bottom:-15%;left:-10%;background:radial-gradient(ellipse at center,rgba(138,43,226,.35),transparent 70%);filter:blur(24px);z-index:0;pointer-events:none}.guest-mockup__frame{position:relative;z-index:1;padding:.85rem;border-radius:1.15rem;background:#1e1e328c;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.12);box-shadow:0 20px 50px #00000073;display:flex;flex-direction:column;gap:.65rem}.guest-mockup__toolbar{display:flex;align-items:center;gap:.35rem;padding-bottom:.35rem;border-bottom:1px solid rgba(255,255,255,.06)}.guest-mockup__dot{width:.45rem;height:.45rem;border-radius:50%;background:#fff3}.guest-mockup__toolbar-title{margin-left:.35rem;font-size:.65rem;font-weight:700;color:#9aa4b2;letter-spacing:.04em}.guest-mockup__chips{display:flex;flex-wrap:wrap;gap:.4rem}.guest-mockup__chip{display:inline-flex;align-items:center;gap:.25rem;padding:.3rem .55rem;border-radius:999px;font-size:.65rem;font-weight:700;border:1px solid rgba(255,255,255,.1)}.guest-mockup__chip .material-symbols-outlined{font-size:.9rem}.guest-mockup__chip--plus{color:#86efac;background:#22c55e1f;border-color:#22c55e4d}.guest-mockup__chip--minus{color:#fca5a5;background:#ef44441f;border-color:#ef44444d}.guest-mockup__chip--ai{color:#c4b5fd;background:#6366f133;border-color:#a78bfa59}.guest-mockup__chart{padding:.65rem .75rem;background:#0f0f1e80;border:1px solid rgba(255,255,255,.08)}.guest-mockup__chart-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:.5rem;font-size:.68rem;color:#9aa4b2}.guest-mockup__chart-head strong{font-size:.95rem;color:#c4b5fd}.guest-mockup__bars{display:flex;align-items:flex-end;gap:.25rem;height:3.5rem}.guest-mockup__bar{flex:1;min-width:.35rem;border-radius:3px 3px 0 0;background:linear-gradient(180deg,#a78bfa,#6366f1);opacity:.9}.guest-mockup__question{padding:.7rem .75rem;background:#0f0f1e8c;border:1px solid rgba(255,255,255,.08)}.guest-mockup__q-meta{margin:0 0 .35rem;font-size:.62rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:#9aa4b2}.guest-mockup__q-text{margin:0 0 .55rem;font-size:.72rem;line-height:1.4;color:#e2e0fc}.guest-mockup__options{display:flex;flex-direction:column;gap:.3rem}.guest-mockup__opt{font-size:.68rem;padding:.35rem .5rem;border-radius:.4rem;border:1px solid rgba(255,255,255,.08);color:#9aa4b2}.guest-mockup__opt--active{color:#eed9ff;border-color:#a78bfa73;background:#8a2be233}.dash-guest-benefits__grid{display:grid;gap:1rem}@media (min-width: 720px){.dash-guest-benefits__grid{grid-template-columns:repeat(2,1fr)}}@media (min-width: 1024px){.dash-guest-benefits__grid{grid-template-columns:repeat(4,1fr)}}.dash-guest-benefit{padding:1.15rem;border-radius:1rem;transition:transform .15s}.dash-guest-benefit:hover{transform:translateY(-2px)}.dash-guest-benefit .material-symbols-outlined{font-size:1.5rem;color:#c4b5fd;margin-bottom:.35rem}.dash-guest-benefit h3{margin:0 0 .35rem;font-size:.9375rem;color:#f3f0ff}.dash-guest-benefit p{margin:0;font-size:.8125rem;line-height:1.45;color:#9aa4b2}.dash-guest-cta-band{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem;padding:1.5rem;border-radius:1.25rem}.dash-guest-cta-band h2{margin:0 0 .35rem;font-size:1.15rem;color:#f3f0ff}.dash-guest-cta-band p{margin:0;font-size:.875rem;color:#9aa4b2}.dash-snapshot{padding:1.35rem 1.5rem;border-radius:1.25rem}.dash-snapshot__head{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:1rem}.dash-snapshot__link{display:inline-flex;align-items:center;gap:.2rem;font-size:.8125rem;font-weight:700;color:#dcb8ff;text-decoration:none}.dash-snapshot__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem}@media (min-width: 640px){.dash-snapshot__grid{grid-template-columns:repeat(4,1fr)}}.dash-snapshot__stat{text-align:center;padding:.85rem;border-radius:.85rem;background:#0f0f1e80;border:1px solid rgba(255,255,255,.06)}.dash-snapshot__value{display:flex;align-items:center;justify-content:center;gap:.2rem;font-family:var(--font-ui);font-size:1.35rem;font-weight:700;color:#f3f4f6}.dash-snapshot__value--accent{color:#c4b5fd}.dash-snapshot__flame{font-size:1.1rem;color:#fb923c;font-variation-settings:"FILL" 1}.dash-snapshot__label{display:block;margin-top:.25rem;font-size:.72rem;color:#9aa4b2;text-transform:uppercase;letter-spacing:.04em}.dash-snapshot__hint{display:block;margin-top:.2rem;font-size:.68rem;font-weight:600;color:#6b7280;text-transform:none;letter-spacing:0}.dash-snapshot__footer{margin:1rem 0 0;font-size:.8125rem}.dash-recs__weak-list{margin:-.5rem 0 1rem;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:.5rem 1rem;font-size:.8125rem}.dash-recs__weak-list a,.dash-recs__weak-link{display:inline-block;color:#dcb8ff;font-weight:600;text-decoration:none}.dash-recs__weak-list a:hover,.dash-recs__weak-link:hover{text-decoration:underline}.dash-rec-card.hover-hint[data-tooltip]:before{left:1rem;transform:none;text-align:left;max-width:min(18rem,85vw)}.dash-rec-card.hover-hint[data-tooltip]:after{left:1.5rem;margin-left:0}.dash-recs__grid{display:grid;gap:.85rem}@media (min-width: 768px){.dash-recs__grid{grid-template-columns:repeat(3,1fr)}}.dash-rec-card{display:flex;align-items:flex-start;gap:.75rem;padding:1rem 1.1rem;border-radius:1rem;text-decoration:none;color:inherit;transition:border-color .15s,transform .15s}.dash-rec-card:hover{transform:translateY(-2px);border-color:#a78bfa59}.dash-rec-card--primary{border-color:#8a2be266;background:#8a2be214}.dash-rec-card__icon{color:#c4b5fd;flex-shrink:0}.dash-rec-card strong{display:block;font-size:.9rem;color:#f3f0ff;margin-bottom:.25rem}.dash-rec-card p{margin:0;font-size:.75rem;line-height:1.4;color:#9aa4b2}.dash-rec-card__arrow{margin-left:auto;color:#9aa4b2;flex-shrink:0}.dashboard-hero__cta-inline{display:inline-flex;align-items:center;gap:.35rem;margin-top:.5rem}.dashboard-resume-card{margin-top:.35rem;padding:1rem 1.1rem;border-radius:1rem;border:1px solid rgba(138,43,226,.28);background:linear-gradient(145deg,#8a2be21a,#1414288c)}.dashboard-resume-card--empty{border-color:#ffffff1a;background:#ffffff08}.dashboard-resume-card__head{display:flex;align-items:flex-start;gap:.65rem;margin-bottom:.85rem}.dashboard-resume-card__icon{font-size:1.75rem;color:#dcb8ff;flex-shrink:0}.dashboard-resume-card__eyebrow{margin:0 0 .15rem;font-size:.65rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#9aa4b2}.dashboard-resume-card__title{margin:0;font-family:var(--font-ui);font-size:1.05rem;font-weight:700;color:#f0eeff;line-height:1.3}.dashboard-resume-card__stats{display:grid;grid-template-columns:1fr;gap:.55rem;margin:0 0 .85rem}@media (min-width: 640px){.dashboard-resume-card__stats{grid-template-columns:repeat(2,minmax(0,1fr))}}.dashboard-resume-card__stats div{min-width:0}.dashboard-resume-card__stats dt{margin:0 0 .15rem;font-size:.65rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#6b7280}.dashboard-resume-card__stats dd{margin:0;font-size:.84rem;line-height:1.4;color:#e2e0fc}.dashboard-resume-card__score{margin-bottom:.85rem}.dashboard-resume-card__score-label{display:block;margin-bottom:.45rem;font-size:.65rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#6b7280}.dashboard-resume-card__chips{display:flex;flex-wrap:wrap;gap:.45rem}.dashboard-session-chip{display:inline-flex;align-items:center;gap:.3rem;padding:.4rem .7rem;border-radius:999px;font-size:.8125rem;font-weight:600;line-height:1.2;font-variant-numeric:tabular-nums;border:1px solid transparent;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.dashboard-session-chip .material-symbols-outlined{font-size:1rem;flex-shrink:0}.dashboard-session-chip--marks{color:#e2d4ff;background:#8a2be22e;border-color:#a78bfa59}.dashboard-session-chip--marks .material-symbols-outlined{color:#c4b5fd}.dashboard-session-chip--correct{color:#bbf7d0;background:#4edea31f;border-color:#4edea359}.dashboard-session-chip--correct .material-symbols-outlined{color:#4edea3}.dashboard-session-chip--wrong{color:#fed7aa;background:#fb923c1f;border-color:#fb923c59}.dashboard-session-chip--wrong .material-symbols-outlined{color:#fb923c}.dashboard-session-chip--skip{color:#cbd5e1;background:#94a3b81f;border-color:#94a3b859}.dashboard-session-chip--skip .material-symbols-outlined{color:#94a3b8}.dashboard-resume-card__progress{margin-bottom:.95rem}.dashboard-resume-card__progress-meta{display:flex;justify-content:space-between;gap:.75rem;margin-bottom:.35rem;font-size:.72rem;font-weight:600;color:#9aa4b2}.dashboard-resume-card__progress-track{height:.45rem;border-radius:999px;background:#ffffff14;overflow:hidden}.dashboard-resume-card__progress-fill{height:100%;border-radius:inherit;background:linear-gradient(90deg,#8a2be2,#4edea3);transition:width .25s ease}.dashboard-resume-card__empty-text{margin:0 0 .95rem;font-size:.84rem;line-height:1.5;color:#9aa4b2}.dashboard-resume-card__actions{display:flex;flex-wrap:wrap;gap:.65rem}.dashboard-resume-card__primary{display:inline-flex;align-items:center;justify-content:center;gap:.25rem;width:auto;min-width:min(100%,14rem)}.dashboard-resume-card__secondary{display:inline-flex;align-items:center;justify-content:center}@media (max-width: 639px){.dashboard-resume-card__actions{flex-direction:column}.dashboard-resume-card__actions .btn{width:100%;justify-content:center}}.dashboard-hero__visual--hero-resume{align-self:center;max-height:10.5rem;opacity:.9}.dashboard-hero__visual--hero-resume .dashboard-hero__image-wrap{height:100%;min-height:9rem}@media (min-width: 1024px){.dashboard-hero__visual--hero-resume{width:min(240px,32%);max-height:16rem;opacity:.88}.dashboard-hero__visual--hero-resume .dashboard-hero__image-wrap{min-height:14rem}}.dashboard-hero__visual--compact{max-height:10rem}.dashboard-ai-nudge{display:flex;flex-wrap:wrap;align-items:center;gap:1rem;padding:1.15rem 1.35rem;border-radius:1.15rem}.dashboard-ai-nudge .material-symbols-outlined{font-size:2rem}.dashboard-ai-nudge strong{display:block;color:#f3f0ff}.dashboard-ai-nudge p{margin:.2rem 0 0;font-size:.8125rem}.bank-subject-grid{margin-bottom:1.5rem}.bank-subject-grid__head{margin-bottom:1rem}.bank-subject-grid__title{margin:0 0 .25rem;font-family:var(--font-ui);font-size:1.125rem;color:#e2e0fc}.bank-subject-grid__sub{margin:0;font-size:.8125rem}.bank-subject-grid__cards{display:grid;gap:.85rem;grid-template-columns:repeat(2,1fr)}@media (min-width: 640px){.bank-subject-grid__cards{grid-template-columns:repeat(4,1fr)}}.bank-subject-card{display:flex;flex-direction:column;gap:.35rem;padding:1.1rem;border-radius:1rem;text-decoration:none;color:inherit;transition:transform .15s,border-color .15s}.bank-subject-card:hover{transform:translateY(-3px);border-color:#a78bfa66}.bank-subject-card__icon{font-size:1.75rem;color:#c4b5fd}.bank-subject-card h3{margin:0;font-size:1rem;color:#f3f0ff}.bank-subject-card p{margin:0;flex:1;font-size:.75rem;color:#9aa4b2}.bank-subject-card p strong{color:#dcb8ff}.bank-subject-card__cta{display:inline-flex;align-items:center;gap:.15rem;font-size:.72rem;font-weight:700;color:#dcb8ff}.ai-tutor-page{max-width:40rem;margin:0 auto}.ai-tutor-hero{padding:2rem 1.5rem;border-radius:1.5rem;text-align:center}.ai-tutor-hero__badge{display:inline-flex;align-items:center;gap:.35rem;padding:.35rem .75rem;border-radius:999px;font-size:.72rem;font-weight:700;color:#c4b5fd;background:#6366f133;border:1px solid rgba(167,139,250,.35);margin-bottom:1rem}.ai-tutor-hero__title{margin:0 0 .75rem;font-family:var(--font-ui);font-size:2rem;color:#f8f7ff}.ai-tutor-hero__lead{margin:0 0 1.25rem;color:#b8c0cc;line-height:1.55}.ai-tutor-features{margin:0 0 1.5rem;padding:0;list-style:none;text-align:left}.ai-tutor-features li{display:flex;align-items:center;gap:.65rem;padding:.5rem 0;font-size:.875rem;color:#e2e0fc}.ai-tutor-hero__ctas{display:flex;flex-wrap:wrap;gap:.75rem;justify-content:center}.practice-ai-panel{padding:1rem 1.1rem;border-radius:1.15rem;border:1px solid rgba(138,43,226,.22);background:#1e1e328c}.practice-ai-panel--off{border-color:#ffffff14;opacity:.85}.practice-ai-panel--compact{padding:.85rem}.practice-ai-panel__title{margin:0 0 .25rem;font-family:var(--font-ui);font-size:.95rem;font-weight:700;color:#e2e0fc}.practice-ai-panel__sub{margin:0 0 .75rem}.practice-ai-panel__actions{display:flex;flex-direction:column;gap:.45rem}@media (min-width: 640px){.practice-ai-panel__actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}}.practice-ai-action{display:flex;align-items:center;gap:.5rem;width:100%;padding:.55rem .65rem;border-radius:.65rem;border:1px solid rgba(255,255,255,.08);background:#141423a6;color:#e2e0fc;font-size:.78rem;font-weight:600;text-align:left;cursor:pointer;transition:border-color .15s,background .15s}.practice-ai-action:hover:not(:disabled){border-color:#8a2be273;background:#8a2be21f}.practice-ai-action:disabled{opacity:.55;cursor:not-allowed}.practice-ai-action .material-symbols-outlined{font-size:1.15rem;color:#dcb8ff;flex-shrink:0}.practice-ai-action__label{flex:1;line-height:1.25}.practice-ai-action__spin{width:.85rem;height:.85rem;border:2px solid rgba(138,43,226,.25);border-top-color:#dcb8ff;border-radius:50%;animation:spin-slow .8s linear infinite}.practice-ai-panel__error{margin:.65rem 0 0;font-size:.8rem}.practice-ai-panel__result{margin-top:.85rem;padding-top:.85rem;border-top:1px solid rgba(255,255,255,.08)}.practice-ai-panel__result-label{margin:0 0 .4rem;font-size:.68rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#dcb8ff}.practice-ai-panel__result-text{font-size:.875rem;line-height:var(--line-reading, 1.65);color:#e2e0fc;white-space:pre-wrap}.practice-ai-similar-list{list-style:none;margin:.65rem 0 0;padding:0;display:flex;flex-direction:column;gap:.35rem}.practice-ai-similar-list a{font-size:.8rem;color:#4edea3;text-decoration:none}.practice-ai-similar-list a:hover{text-decoration:underline}.practice-ai-panel__cta{margin-top:.65rem}.product-mode-banner-twin{display:flex;flex-wrap:wrap;align-items:center;gap:.45rem;margin-bottom:.55rem}.product-mode-badge{display:inline-flex;align-items:center;gap:.35rem;padding:.38rem .65rem;border-radius:999px;font-size:.62rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;line-height:1.2;white-space:nowrap}.product-mode-badge .material-symbols-outlined{font-size:.95rem}.product-mode-badge--study{color:#4edea3;border:1px solid rgba(78,222,163,.45);background:#4edea314}.product-mode-badge--calm{color:#4edea3;border:1px solid rgba(78,222,163,.35);background:#4edea30d}.solve-page--variant .solve-page__meta-chips--variant .practice-run-chip--exam{color:#c4b5fd}.solve-page--variant .solve-page__meta-chips--variant .practice-run-chip--qno{color:#f0eeff;font-weight:700}.solve-page--variant .solve-page__meta-chips--variant .practice-run-chip--diff-easy{color:#4edea3}.solve-page--variant .solve-page__meta-chips--variant .practice-run-chip--diff-medium{color:#fbbf24}.solve-page--variant .solve-page__meta-chips--variant .practice-run-chip--diff-hard{color:#fb923c}.solve-page__footer-nav--variant .solve-page__nav-pos--disc{min-width:2.35rem;width:2.35rem;height:2.35rem;padding:0;display:inline-flex;align-items:center;justify-content:center;border-radius:999px;font-size:.82rem;font-weight:800;color:#e2e0fc;background:#ffffff0f;border:1px solid rgba(255,255,255,.1);white-space:nowrap}.solve-page__footer-nav--variant .solve-page__nav-btn--next{border-color:#a855f78c;background:linear-gradient(135deg,#7c3aed8c,#a855f761);color:#f3e8ff}.solve-page__footer-nav--variant .solve-page__nav-btn--next:hover:not(:disabled){border-color:#c4b5fdbf;background:linear-gradient(135deg,#7c3aedad,#a855f77a)}.product-mode-banner{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem .75rem;padding:.65rem .85rem;margin-bottom:.75rem;border-radius:.75rem;border:1px solid rgba(255,255,255,.08);background:#ffffff08}.product-mode-banner--compact{display:flex;align-items:center;justify-content:space-between;gap:.65rem;width:100%;padding:.42rem .7rem;margin-bottom:.55rem;border-radius:.55rem;box-sizing:border-box}.product-mode-banner--compact .product-mode-banner__helper{display:none}.product-mode-banner--compact .product-mode-banner__label{font-size:.68rem;letter-spacing:.06em;line-height:1.2}.product-mode-banner--compact .product-mode-banner__tag{font-size:.62rem;padding:.18rem .48rem;border-radius:999px;margin-left:auto;white-space:nowrap;line-height:1.25}.product-mode-banner--solve{border-color:#4edea340;background:#4edea30f}.product-mode-banner--practice{border-color:#8a2be259;background:#8a2be214}.product-mode-banner--test{border-color:#ffc1074d;background:#ffc1070f}.product-mode-banner__label{font-size:.78rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase}.product-mode-banner--solve .product-mode-banner__label{color:#4edea3}.product-mode-banner--practice .product-mode-banner__label{color:#dcb8ff}.product-mode-banner--test .product-mode-banner__label{color:#ffc107}.product-mode-chip{display:inline-flex;align-items:center;gap:.22rem;max-width:100%;min-width:0;padding:.14rem .42rem;border-radius:999px;border:1px solid rgba(255,255,255,.1);font-size:.62rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;line-height:1.2;white-space:nowrap}.product-mode-chip__icon{font-size:.82rem;font-variation-settings:"FILL" 1;flex-shrink:0}.product-mode-chip__label{flex-shrink:0}.product-mode-chip__hint{font-size:.58rem;font-weight:600;letter-spacing:.02em;text-transform:none;color:#e2e0fc94}.product-mode-chip--practice{border-color:#8a2be259;background:#8a2be21a;color:#e8d4ff}.product-mode-chip--practice .product-mode-chip__icon{color:#c9a0ff}.product-mode-chip--test{border-color:#ffc10759;background:#ffc10714;color:#ffe082}.product-mode-chip--test .product-mode-chip__icon{color:#ffc107}.product-mode-chip--solve{border-color:#4edea34d;background:#4edea314;color:#bbf7d0}.product-mode-chip--solve .product-mode-chip__icon{color:#4edea3}.product-mode-banner__helper{margin:0;flex:1 1 100%;font-size:.82rem;color:#e2e0fcbf}.product-mode-banner__tag{font-size:.68rem;font-weight:700;padding:.2rem .5rem;border-radius:999px;text-transform:uppercase;letter-spacing:.04em}.product-mode-banner__tag--rank{color:#dcb8ff;background:#8a2be233}.product-mode-banner__tag--self{color:#ffc107;background:#ffc10726}.product-mode-banner__tag--calm{color:#4edea3;background:#4edea31f}.bank-mode-btn{display:inline-flex;align-items:center;gap:.35rem;padding:.45rem .85rem;border-radius:.5rem;font-size:.82rem;font-weight:700;text-decoration:none;transition:transform .15s,border-color .15s,background .15s}.bank-mode-btn--solve{border:1px solid rgba(255,255,255,.15);color:#e2e0fce6;background:transparent}.bank-mode-btn--practice{border:none;color:#fff;background:linear-gradient(135deg,#8a2be2,indigo);box-shadow:0 0 12px #8a2be259}.bank-mode-btn--test{border:1px dashed rgba(255,193,7,.45);color:#ffc107;background:#ffc10714}.bank-mode-btn:hover:not(:disabled){transform:scale(1.02)}.bank-mode-btn:disabled{opacity:.55;cursor:not-allowed}.session-qnav{margin-top:.65rem}.session-qnav__head{display:flex;align-items:center;flex-wrap:wrap;gap:.35rem .5rem;margin-bottom:.4rem}.session-qnav__head-label{font-size:.78rem;font-weight:700;color:#c8c6e8}.session-qnav__head-meta{font-size:.72rem;font-weight:600;color:#9a98b8;font-variant-numeric:tabular-nums}.session-qnav__expand{display:inline-flex;align-items:center;gap:.2rem;margin-left:auto;padding:.25rem .45rem;border:none;border-radius:.45rem;background:#8a2be21f;color:#dcb8ff;font-size:.68rem;font-weight:700;cursor:pointer;transition:background .15s}.session-qnav__expand:hover{background:#8a2be238}.session-qnav__expand .material-symbols-outlined{font-size:1rem}.session-qnav__grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:.35rem}@media (min-width: 768px){.session-qnav__grid{grid-template-columns:repeat(10,minmax(0,1fr))}}.session-qnav--expanded .session-qnav__grid{grid-template-columns:repeat(auto-fill,minmax(2.25rem,1fr))}.session-qnav__tile{width:100%;min-width:0;height:2.25rem;padding:0 .2rem;border-radius:.45rem;border:1px solid rgba(255,255,255,.12);background:#00000040;color:#e2e0fcd9;font-size:.72rem;font-weight:700;cursor:pointer}.session-qnav__tile--current{border-color:#a855f7;color:#f3e8ff;box-shadow:0 0 0 2px #a855f78c,inset 0 0 0 1px #a855f740}.session-qnav__tile--current:not(.session-qnav__tile--answered):not(.session-qnav__tile--marked):not(.session-qnav__tile--correct):not(.session-qnav__tile--wrong):not(.session-qnav__tile--skipped){background:#00000047}.session-qnav__tile--current.session-qnav__tile--correct{background:#4edea333;border-color:#a855f7;color:#4edea3;box-shadow:0 0 0 2px #a855f78c,inset 0 0 0 1px #4edea359}.session-qnav__tile--current.session-qnav__tile--wrong{background:#ff6b4a2e;border-color:#a855f7;color:#ff8a65;box-shadow:0 0 0 2px #a855f78c,inset 0 0 0 1px #ff6b4a59}.session-qnav__tile--current.session-qnav__tile--skipped{background:#fbbf2424;border-color:#a855f7;color:#fbbf24;box-shadow:0 0 0 2px #a855f78c,inset 0 0 0 1px #fbbf2447}.session-qnav__tile--current.session-qnav__tile--answered{border-color:#a855f7;box-shadow:0 0 0 2px #a855f78c,inset 0 0 0 1px #0ea5e933}.session-qnav__tile--current.session-qnav__tile--marked{border-color:#a855f7;box-shadow:0 0 0 2px #a855f78c,inset 0 0 0 1px #fbbf2440}.session-qnav__tile--correct{background:#4edea333;border-color:#4edea373;color:#4edea3}.session-qnav__tile--wrong{background:#ff6b4a2e;border-color:#ff6b4a73;color:#ff8a65}.session-qnav__tile--skipped{background:#9e9e9e26;border-color:#9e9e9e59;color:#bdbdbd}.session-qnav__tile--marked{background:#f59e0b33;border-color:#fbbf248c;color:#fcd34d}.session-qnav__tile--answered{background:#0ea5e938;border-color:#38bdf88c;color:#bae6fd}.session-qnav__tile--unattempted{background:#0003;border-color:#ffffff1a}.session-qnav__tile--visited{background:#1e293b73;border-color:#94a3b859;border-style:dashed;color:#94a3b8}.session-qnav--practice .session-qnav__tile--unattempted{background:#00000052;border-color:#ffffff24;color:#e2e0fcd1}.session-qnav--practice .session-qnav__tile--correct{background:#4edea347;border-color:#4edea38c;color:#4edea3}.session-qnav--practice .session-qnav__tile--wrong{background:#ff6b4a3d;border-color:#ff6b4a8c;color:#ff8a65}.session-qnav--practice .session-qnav__tile--current.session-qnav__tile--unattempted{border-color:#a855f7;color:#f3e8ff;box-shadow:0 0 0 2px #a855f78c,inset 0 0 0 1px #a855f733}.session-qnav--practice .session-qnav__tile--current.session-qnav__tile--correct{border-color:#a855f7;box-shadow:0 0 0 2px #a855f78c,inset 0 0 0 1px #4edea359}.session-qnav--practice .session-qnav__tile--current.session-qnav__tile--wrong{border-color:#a855f7;box-shadow:0 0 0 2px #a855f78c,inset 0 0 0 1px #ff6b4a59}.test-run-sidebar{display:flex;flex-direction:column;min-height:100%;padding:0;border-radius:1rem;border:1px solid rgba(138,43,226,.32);background:linear-gradient(165deg,#8a2be21f,#121220f0);overflow:hidden}.test-run-sidebar__divider{height:1px;background:#ffffff12;flex-shrink:0}.study-assistant--embedded{flex:1;min-height:0;margin:0;padding:.75rem .85rem .9rem;border:none!important;border-radius:0!important;background:transparent!important;box-shadow:none!important}.study-assistant--embedded .study-assistant__off-text{margin-top:.35rem}.test-tile-legend{padding:.75rem .85rem;margin:0;border:none;border-radius:0;background:transparent;box-shadow:none}.test-tile-legend__head{display:flex;align-items:center;gap:.35rem;margin-bottom:.55rem}.test-tile-legend__head .material-symbols-outlined{font-size:1rem;color:#c4a8ff}.test-tile-legend__title{margin:0;font-size:.68rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#dcb8ff}.test-tile-legend__grid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.45rem}.test-tile-legend__item{display:flex;align-items:center;gap:.45rem;padding:.4rem .45rem;border-radius:.55rem;background:#ffffff08;border:1px solid rgba(255,255,255,.05);min-width:0}.test-tile-legend__item--wide{grid-column:1 / -1}.test-tile-legend__swatch{flex-shrink:0;display:flex;align-items:center;justify-content:center;width:1.75rem;height:1.45rem;border-radius:.35rem;border:1px solid rgba(255,255,255,.12);font-size:.58rem;font-weight:800;color:#ffffffbf}.test-tile-legend__swatch--current{background:#00000059;border-color:#a855f7;box-shadow:0 0 0 1px #a855f78c;color:#f3e8ff}.test-tile-legend__swatch--answered{background:#0ea5e938;border-color:#38bdf88c;color:#bae6fd}.test-tile-legend__swatch--visited{background:#1e293b73;border-color:#94a3b859;border-style:dashed;color:#94a3b8}.test-tile-legend__swatch--marked{background:#f59e0b33;border-color:#fbbf248c;color:#fcd34d}.test-tile-legend__swatch--unattempted{background:#00000040;border-color:#ffffff1f;color:#64748b}.test-tile-legend__copy{display:flex;flex-direction:column;gap:.04rem;min-width:0}.test-tile-legend__copy strong{font-size:.72rem;font-weight:700;color:#eceaff;line-height:1.2}.test-tile-legend__copy span{font-size:.64rem;line-height:1.3;color:#8b93a7}.session-timer{display:inline-flex;align-items:center;gap:.35rem;font-size:.82rem;color:#e2e0fcd9;margin-left:auto}.session-timer__label{opacity:.7;flex-shrink:0}.session-timer__value{display:inline-block;min-width:5ch;text-align:right;font-variant-numeric:tabular-nums}.session-timer__value--hours{min-width:8ch}.practice-run-header__top{display:flex;align-items:center;justify-content:space-between;gap:.75rem;flex-wrap:wrap;margin-bottom:.5rem}.practice-run-header__score-row{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:.5rem;padding:.55rem .75rem;border-radius:.65rem;background:#8a2be21f;border:1px solid rgba(167,139,250,.28)}.practice-run-header__dashboard{margin-bottom:.55rem;padding:.7rem .8rem .55rem;border-radius:.85rem;background:#121224b8;border:1px solid rgba(255,255,255,.08)}.practice-run-header__dashboard-main{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:.5rem;padding-bottom:.5rem;border-bottom:1px solid rgba(255,255,255,.06)}.practice-run-header__dashboard .practice-run-header__score-block{justify-self:start}.practice-run-header__dashboard .session-timer{justify-self:end;flex-direction:column;align-items:flex-end;margin-left:0;gap:.1rem}.practice-run-header__status-icons{display:flex;align-items:flex-start;justify-content:center;gap:.75rem}.practice-run-header__status-item{display:flex;flex-direction:column;align-items:center;gap:.2rem;min-width:1.75rem}.practice-run-header__status-icon{display:inline-flex;align-items:center;justify-content:center;width:1.75rem;height:1.75rem;border-radius:999px;border:1px solid transparent}.practice-run-header__status-icon .material-symbols-outlined{font-size:.95rem;line-height:1}.practice-run-header__status-count{font-size:.72rem;font-weight:700;font-variant-numeric:tabular-nums;color:#e2e0fc;line-height:1}.practice-run-header__status-item--ok .practice-run-header__status-icon{color:#4edea3;background:#4edea31a;border-color:#4edea347}.practice-run-header__status-item--bad .practice-run-header__status-icon{color:#fb7185;background:#fb71851a;border-color:#fb718547}.practice-run-header__status-item--skip .practice-run-header__status-icon{color:#94a3b8;background:#94a3b81a;border-color:#94a3b847}.practice-run-header__dashboard-footer{display:flex;align-items:center;justify-content:space-between;gap:.5rem;padding-top:.45rem;font-size:.68rem;font-weight:600;color:#9a98b8}.session-qnav--compact-head .session-qnav__head{margin-bottom:.25rem}.practice-run-page--practice .practice-run-meta{margin-top:.15rem}.practice-run-header__score-block{display:flex;flex-direction:column;gap:.1rem}.practice-run-header__score-label{display:inline-flex;align-items:center;gap:.25rem;font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#bcb5e8}.practice-run-header__score-label .material-symbols-outlined{font-size:.85rem;color:#c4b5fd}.practice-run-header__score-value{font-size:1.35rem;font-weight:800;font-variant-numeric:tabular-nums;color:#f3ecff;line-height:1.1}.practice-run-header__progress-meta{display:flex;justify-content:space-between;gap:.75rem;margin-top:.35rem;margin-bottom:.45rem;font-size:.72rem;font-weight:600;color:#9a98b8}.session-timer--compact{font-size:.82rem}.session-timer--compact .session-timer__label{opacity:.75;text-transform:uppercase;letter-spacing:.06em;font-size:.65rem;font-weight:700}.session-timer--compact strong,.session-timer--compact .session-timer__value{font-size:1rem;font-weight:800;color:#e2e0fc}.practice-run-result__delta{margin:.25rem 0 0;font-size:1rem;font-weight:800;color:#4edea3}.practice-run-result--wrong .practice-run-result__delta{color:#ff8a65}.practice-run-result__score-line{margin:.35rem 0 0;font-size:.88rem;font-weight:600;color:#c8c6e8}.practice-run-result__answer-line{margin:.3rem 0 0;font-size:.84rem;font-weight:600;line-height:1.4}.practice-run-result__answer-line--key{margin-top:.28rem;color:#f0eeff;font-weight:700}.practice-run-result--wrong .practice-run-result__answer-line--key{color:#fff}.practice-run-result__answer-line--yours{margin-top:.18rem;font-size:.76rem;font-weight:500;color:#9a98b8}.practice-run-result__guest-unlock{margin:.55rem 0 0;font-size:.78rem;font-weight:500;line-height:1.45;color:#b8b6d4}.practice-run-result__guest-unlock-link{font-weight:700;color:#c4b5fd;text-decoration:none}.practice-run-result__guest-unlock-link:hover{color:#ddd6fe;text-decoration:underline}.practice-run-result--inline{margin-top:.75rem}.practice-run-result__banner--inline{display:flex;align-items:flex-start;gap:.65rem;width:100%}.practice-run-result__banner--inline .practice-run-result__action--primary{flex-shrink:0;align-self:flex-start;margin-left:auto;margin-top:.05rem;padding:.3rem .55rem;border-radius:.42rem;font-size:.7rem;font-weight:700;gap:.22rem;line-height:1.15;white-space:nowrap}.practice-run-result__banner--inline .practice-run-result__action--primary .material-symbols-outlined{font-size:.95rem}.practice-run-result__banner--inline .practice-run-result__delta{margin-top:.1rem;font-size:.82rem}.practice-run-result__answer-line--compare{margin-top:.15rem;display:flex;flex-direction:column;align-items:flex-start;gap:.08rem}.practice-run-result__answer-line--compare .practice-run-result__answer-line--yours,.practice-run-result__answer-line--compare .practice-run-result__answer-line--key{margin:0}.practice-run-result__actions{display:flex;flex-wrap:wrap;gap:.45rem;margin:1rem 0 .75rem}.practice-run-result__action{display:inline-flex;align-items:center;gap:.3rem;padding:.45rem .75rem;border-radius:.5rem;border:1px solid rgba(255,255,255,.12);background:#ffffff0a;color:#e2e0fc;font-size:.78rem;font-weight:700;cursor:pointer;transition:border-color .15s,background .15s}.practice-run-result__action:hover{border-color:#8a2be266;background:#8a2be21f}.practice-run-result__action--primary{border-color:#8a2be273;background:linear-gradient(135deg,#8a2be259,#4b008259);color:#fff}.practice-run-result__action--next{margin-left:auto}.practice-run-seq-nav{display:flex;justify-content:space-between;gap:.65rem;margin-top:.75rem;padding-top:.75rem;border-top:1px solid rgba(255,255,255,.08)}.practice-run-seq-nav__btn{display:inline-flex;align-items:center;gap:.35rem;padding:.45rem .65rem;border:none;background:transparent;color:#bcb5e8;font-size:.78rem;font-weight:700;cursor:pointer}.practice-run-seq-nav__btn:hover:not(:disabled){color:#dcb8ff}.practice-run-seq-nav__btn:disabled{opacity:.35;cursor:not-allowed}.study-assistant__tabs-row{display:flex;flex-wrap:wrap;gap:.35rem;width:100%}.study-assistant__tabs-row--secondary{margin-top:.35rem;padding-top:.35rem;border-top:1px dashed rgba(255,255,255,.08)}.study-assistant__tabs-row--uniform{display:grid;width:100%;grid-template-columns:repeat(2,minmax(0,1fr));gap:.35rem}@media (min-width: 520px){.study-assistant__tabs-row--uniform{grid-template-columns:repeat(4,minmax(0,1fr))}}.study-assistant__tabs-row--uniform .study-assistant__tab{justify-content:center;min-width:0;width:100%;opacity:1;font-size:.72rem;padding:.45rem .4rem}.study-assistant__tabs-row--uniform .study-assistant__tab--secondary{opacity:1;font-size:.72rem;padding:.45rem .4rem}.study-assistant__tab--primary{border-color:#8a2be259}.study-assistant__tab--secondary{opacity:.82;font-size:.72rem;padding:.35rem .55rem}.session-qnav__tile{position:relative}.session-qnav__tile:hover{transform:translateY(-1px)}.session-result-hero__subline{margin:0 0 .35rem;font-size:1.1rem;font-weight:700}.practice-run-submit-test{margin-left:auto;padding:.35rem .75rem;border-radius:.45rem;border:1px solid rgba(255,193,7,.45);background:#ffc1071a;color:#ffc107;font-size:.78rem;font-weight:700;cursor:pointer}.practice-run-submit-session{margin-left:auto;flex-shrink:0;padding:.35rem .65rem;border-radius:.45rem;border:1px solid rgba(168,85,247,.55);background:linear-gradient(135deg,#7c3aed59,#a855f738);color:#f3e8ff;font-size:.72rem;font-weight:700;cursor:pointer;white-space:nowrap}.practice-run-submit-session:disabled{opacity:.45;cursor:not-allowed}.practice-run-mark-review{display:inline-flex;align-items:center;gap:.25rem;padding:.3rem .55rem;border-radius:999px;border:1px solid rgba(255,193,7,.35);background:transparent;color:#ffc107;font-size:.68rem;font-weight:700;cursor:pointer;line-height:1}.practice-run-mark-review .material-symbols-outlined{font-size:.95rem}.practice-run-mark-review__label{letter-spacing:.02em}.practice-run-mark-review.is-on{background:#ffc10726;border-color:#ffc10780;color:#ffe082}.practice-run-question__head .practice-run-mark-review{flex-shrink:0}.practice-run-page--test .practice-run-header{border-bottom-color:#ffc10733}@media (max-width: 1023px){.practice-run-page{padding-left:.75rem;padding-right:.75rem;padding-bottom:1.25rem}.practice-run-header{margin-left:-.75rem;margin-right:-.75rem;padding:0 .75rem .45rem;margin-bottom:.65rem}.practice-run-header__sticky{margin:0 -.75rem;padding:.5rem .75rem .55rem}.practice-run-header__dashboard{padding:.55rem .65rem .45rem;margin-bottom:.4rem}.practice-run-header__dashboard-main{gap:.35rem;padding-bottom:.4rem}.practice-run-header__status-icons{gap:.5rem}.practice-run-header__score-value{font-size:1.2rem}.session-timer--compact .session-timer__value{font-size:.95rem}.practice-run-header__dashboard-footer{font-size:.64rem}.practice-run-header__score-row{padding:.45rem .6rem;margin-bottom:.4rem}.practice-run-header__stats{gap:.3rem;margin-bottom:.35rem}.practice-run-header__progress-meta{margin-bottom:.35rem;font-size:.68rem}.practice-run-progress{margin-bottom:.15rem}.practice-run-meta{gap:.35rem;margin-bottom:.55rem}.practice-run-chip{font-size:.68rem;padding:.22rem .5rem}.practice-run-result--compact{padding:.75rem .85rem}.practice-run-result__actions--compact{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.4rem}.practice-run-result__action{justify-content:center;padding:.5rem .55rem;font-size:.75rem}.practice-run-result__banner--inline .practice-run-result__action--primary{justify-content:center;padding:.28rem .48rem;font-size:.66rem;margin-left:auto;grid-column:auto}.practice-run-result__action--primary,.practice-run-result__action--next{grid-column:1 / -1;margin-left:0}.practice-run-rating--compact{margin-top:.55rem;padding-top:.55rem}.practice-run-ai-inline{margin-top:.5rem}.study-assistant__head{padding:.65rem .75rem .5rem}.study-assistant__tabs{padding:0 .65rem .6rem}.session-qnav__tile{min-width:2rem;height:2rem;font-size:.68rem}}.practice-run-locked{padding:1.25rem;text-align:center}.practice-run-locked__label{font-weight:700;margin:0 0 .35rem}.test-result-summary{padding:1.5rem;max-width:40rem;margin:1rem auto}.test-result-summary__title{margin:0 0 .35rem}.test-result-summary__subtitle{margin:0 0 1rem;color:#e2e0fcb3;font-size:.88rem}.test-result-summary__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(5rem,1fr));gap:.75rem;margin-bottom:1rem}.test-result-summary__grid dt{font-size:.68rem;text-transform:uppercase;opacity:.65}.test-result-summary__grid dd{margin:.15rem 0 0;font-size:1.15rem;font-weight:700}.test-result-summary__actions{display:flex;flex-wrap:wrap;gap:.65rem;margin-top:1rem}.wrong-review-page__head,.test-create-page__head{margin-bottom:1rem}.test-builder__grid{display:grid;grid-template-columns:1fr;gap:0}@media (min-width: 560px){.test-builder__grid{grid-template-columns:repeat(2,minmax(0,1fr));-moz-column-gap:.75rem;column-gap:.75rem}}.test-builder__field--wide{grid-column:1 / -1}.test-summary{display:flex;flex-direction:column;width:100%;min-width:0;min-height:100%;padding:0;border-radius:1rem;border:1px solid rgba(138,43,226,.35);background:linear-gradient(165deg,#8a2be224,#161626eb);box-shadow:0 10px 32px #00000038;overflow:hidden}.test-summary__inner{display:flex;flex-direction:column;gap:0;width:100%;min-width:0;min-height:100%}.test-summary__head{display:flex;align-items:flex-start;justify-content:space-between;gap:.5rem;padding:.85rem 1rem .65rem;border-bottom:1px solid rgba(255,255,255,.06)}.test-summary__head-copy{min-width:0}.test-summary__head-sub{margin:.2rem 0 0;font-size:.68rem;line-height:1.35;color:#8f8cad;letter-spacing:.01em}.test-summary__eyebrow{display:inline-flex;align-items:center;gap:.35rem;margin:0;font-family:var(--font-ui);font-size:.82rem;font-weight:700;letter-spacing:.01em;text-transform:none;color:#eceafd}.test-summary__eyebrow .material-symbols-outlined{font-size:.95rem}.test-summary__badge{flex-shrink:0;padding:.2rem .5rem;border-radius:999px;font-size:.58rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:#f3e8ff;background:#8a2be247;border:1px solid rgba(220,184,255,.25)}.test-summary__last{padding:.75rem 1rem;border-bottom:1px solid rgba(255,255,255,.06);background:#0000001f}.test-summary__last--empty{background:#00000014}.test-summary__last-score{display:flex;align-items:baseline;flex-wrap:wrap;gap:.45rem .65rem;margin-bottom:.35rem}.test-summary__last-marks{font-family:var(--font-ui);font-size:1.35rem;font-weight:700;color:#f3e8ff;font-variant-numeric:tabular-nums}.test-summary__last-acc{font-size:.78rem;font-weight:700;color:#7dd3fc}.test-summary__last-meta{margin:0 0 .55rem;font-size:.72rem;line-height:1.45;color:#9a98b8}.test-summary__last-inprogress{margin:0 0 .35rem;font-size:.82rem;font-weight:700;color:#fcd34d}.test-summary__last-empty{margin:0;font-size:.72rem;line-height:1.45;color:#8f8cad}.test-summary__last-link{display:inline-flex;align-items:center;gap:.25rem;font-size:.72rem;font-weight:700;color:#c4a8ff;text-decoration:none}.test-summary__last-link:hover{color:#f3e8ff}.test-summary__last-link .material-symbols-outlined{font-size:.95rem}.test-summary__recent{width:100%;min-width:0;border-bottom:1px solid rgba(255,255,255,.06);background:#0000001a}.test-summary__recent-toggle{display:flex;align-items:center;justify-content:space-between;gap:.5rem;width:100%;padding:.75rem 1rem;border:none;background:transparent;color:inherit;cursor:pointer;text-align:left;transition:background .15s}.test-summary__recent-toggle:hover{background:#ffffff08}.test-summary__recent-toggle-main{display:inline-flex;align-items:center;gap:.45rem}.test-summary__recent-toggle .test-summary__section-label{margin:0}.test-summary__recent-chevron{font-size:1.25rem;color:#a98fd8;transition:transform .2s ease}.test-summary__recent.is-open .test-summary__recent-chevron{transform:rotate(180deg)}.test-summary__recent-panel{width:100%;min-width:0;box-sizing:border-box;padding:0 1rem .75rem}.test-summary__recent-panel[hidden]{display:none}.test-summary__recent-count{display:inline-flex;align-items:center;justify-content:center;min-width:1.35rem;height:1.35rem;padding:0 .35rem;border-radius:999px;font-size:.62rem;font-weight:800;color:#dcb8ff;background:#8a2be238;border:1px solid rgba(196,168,255,.2)}.test-summary__recent-empty{margin:0;padding-bottom:.25rem;font-size:.72rem;line-height:1.5;color:#8f8cad}.test-summary__recent-more{display:flex;align-items:center;justify-content:center;gap:.2rem;width:100%;box-sizing:border-box;margin-top:.35rem;padding:.4rem .5rem;border:1px dashed rgba(196,168,255,.25);border-radius:.55rem;background:#8a2be214;color:#c4a8ff;font-size:.68rem;font-weight:700;cursor:pointer;transition:background .15s,border-color .15s}.test-summary__recent-more:hover{background:#8a2be224;border-color:#c4a8ff66}.test-summary__recent-more .material-symbols-outlined{font-size:1rem}.test-summary__recent-list{list-style:none;margin:0;padding:0;width:100%;min-width:0;display:flex;flex-direction:column;gap:.45rem}.test-summary__recent-item{margin:0;width:100%;min-width:0}.test-summary__recent-card{display:flex;flex-direction:column;gap:.45rem;width:100%;box-sizing:border-box;padding:.65rem .75rem;border-radius:.7rem;border:1px solid rgba(255,255,255,.07);background:#ffffff06;text-decoration:none;color:inherit;transition:border-color .15s,background .15s}.test-summary__recent-card:hover{border-color:#8a2be252;background:#8a2be214}.test-summary__recent-top{display:flex;align-items:center;justify-content:space-between;gap:.5rem;width:100%}.test-summary__recent-marks{font-family:var(--font-ui);font-size:1.2rem;font-weight:700;color:#f3e8ff;font-variant-numeric:tabular-nums;line-height:1}.test-summary__recent-marks-max{font-size:.82rem;font-weight:600;color:#9a98b8}.test-summary__recent-acc{flex-shrink:0;font-size:.72rem;font-weight:800;color:#7dd3fc;padding:.12rem .45rem;border-radius:999px;background:#38bdf81f;border:1px solid rgba(125,211,252,.22)}.test-summary__recent-progress{font-size:.82rem;font-weight:700;color:#fcd34d}.test-summary__recent-badge{flex-shrink:0;font-size:.58rem;font-weight:800;letter-spacing:.04em;text-transform:uppercase;color:#fcd34d;padding:.15rem .4rem;border-radius:999px;background:#f59e0b24;border:1px solid rgba(251,191,36,.28)}.test-summary__recent-scope{margin:0;font-size:.72rem;font-weight:600;color:#b8b6d8;line-height:1.35;width:100%}.test-summary__recent-meta{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.35rem;width:100%}.test-summary__recent-chip{display:inline-flex;align-items:center;justify-content:center;gap:.2rem;min-width:0;padding:.22rem .35rem;border-radius:999px;font-size:.62rem;font-weight:600;color:#a8a6c8;background:#ffffff0a;border:1px solid rgba(255,255,255,.06);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.test-summary__recent-chip .material-symbols-outlined{font-size:.82rem;opacity:.85}.test-summary__recent-chip-sub{opacity:.75;border-left:1px solid rgba(255,255,255,.12);margin-left:.1rem;padding-left:.35rem}.test-summary__recent-breakdown{display:flex;justify-content:space-between;align-items:center;gap:.35rem;width:100%;padding-top:.35rem;border-top:1px solid rgba(255,255,255,.06)}.test-summary__recent-stat{flex:1;font-size:.62rem;font-weight:700;text-align:center}.test-summary__recent-stat--ok{color:#4edea3}.test-summary__recent-stat--bad{color:#ff8a65}.test-summary__recent-stat--skip{color:#bdbdbd}.test-summary__scope{padding:.85rem 1rem .75rem;border-bottom:1px solid rgba(255,255,255,.06)}.test-summary__scope-label{display:block;font-size:.62rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:#a98fd8;margin-bottom:.2rem}.test-summary__scope-title{margin:0;font-family:var(--font-ui);font-size:1.2rem;font-weight:700;line-height:1.25;color:#f5f3ff}.test-summary__scope-path{margin:.35rem 0 0;font-size:.72rem;line-height:1.45;color:#9aa4b2}.test-summary__metrics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.5rem;padding:.75rem 1rem;border-bottom:1px solid rgba(255,255,255,.06)}.test-summary__metric{display:flex;align-items:flex-start;gap:.45rem;padding:.55rem .6rem;border-radius:.65rem;background:#ffffff08;border:1px solid rgba(255,255,255,.06)}.test-summary__metric-icon{flex-shrink:0;font-size:1rem;color:#c4a8ff;margin-top:.05rem}.test-summary__metric-body{display:flex;flex-direction:column;gap:.08rem;min-width:0}.test-summary__metric-value{font-family:var(--font-ui);font-size:.88rem;font-weight:700;line-height:1.2;color:#eceaff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.test-summary__metric-label{font-size:.6rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:#8b93a7}.test-summary__section{padding:.75rem 1rem;border-bottom:1px solid rgba(255,255,255,.06)}.test-summary__section-label{margin:0 0 .55rem;font-size:.62rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:#a98fd8}.test-summary__steps{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.45rem}.test-summary__step{display:grid;grid-template-columns:auto auto 1fr;align-items:start;gap:.45rem;padding:.55rem .6rem;border-radius:.65rem;background:#ffffff06;border:1px solid rgba(255,255,255,.05);border-left:2px solid rgba(196,168,255,.45)}.test-summary__step-num{display:flex;align-items:center;justify-content:center;width:1.15rem;height:1.15rem;border-radius:999px;font-size:.58rem;font-weight:800;color:#dcb8ff;background:#8a2be238;margin-top:.05rem}.test-summary__step-icon{font-size:1rem;color:#c4a8ff;margin-top:.05rem}.test-summary__step-body strong{display:block;font-size:.78rem;font-weight:700;color:#eceaff;margin-bottom:.12rem}.test-summary__step-body p{margin:0;font-size:.72rem;line-height:1.45;color:#9aa4b2}.test-summary__scoring{padding:.75rem 1rem .95rem;margin-top:auto}.test-summary__score-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.5rem;margin-bottom:.45rem}.test-summary__score-block{display:flex;flex-direction:column;align-items:center;gap:.1rem;padding:.55rem .5rem;border-radius:.65rem;text-align:center}.test-summary__score-block--plus{background:#34d3991a;border:1px solid rgba(52,211,153,.22)}.test-summary__score-block--minus{background:#f8717114;border:1px solid rgba(248,113,113,.18)}.test-summary__score-value{font-family:var(--font-ui);font-size:1.15rem;font-weight:800;line-height:1}.test-summary__score-block--plus .test-summary__score-value{color:#6ee7b7}.test-summary__score-block--minus .test-summary__score-value{color:#fca5a5}.test-summary__score-label{font-size:.6rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:#8b93a7}.test-summary__score-note{margin:0;font-size:.68rem;line-height:1.4;color:#7d8699;text-align:center}.test-summary__rules{display:flex;flex-direction:column;gap:.55rem}.test-summary__rule{display:flex;align-items:flex-start;gap:.55rem}.test-summary__rule .material-symbols-outlined{flex-shrink:0;font-size:1.05rem;color:#dcb8ff;margin-top:.05rem}.test-summary__rule strong{display:block;font-size:.78rem;font-weight:700;color:#eceaff;margin-bottom:.1rem}.test-summary__rule p{margin:0;font-size:.72rem;line-height:1.4;color:#9aa4b2}.test-summary__score-hint{margin:0;padding-top:.45rem;border-top:1px solid rgba(255,255,255,.06);font-size:.72rem;color:#9aa4b2}.test-summary__score-hint strong{color:#e2e0fc}.wrong-review-filters{display:flex;flex-wrap:wrap;gap:1rem;padding:1rem;margin-bottom:1rem}.wrong-review-filters label{display:flex;flex-direction:column;gap:.35rem;font-size:.78rem}.wrong-review-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.75rem}.wrong-review-item{padding:1rem}.wrong-review-item__head{display:flex;justify-content:space-between;gap:.5rem;align-items:flex-start}.wrong-review-item__mode{font-size:.68rem;font-weight:700;text-transform:uppercase;padding:.2rem .45rem;border-radius:999px}.wrong-review-item__mode--practice{color:#dcb8ff;background:#8a2be233}.wrong-review-item__mode--test{color:#ffc107;background:#ffc10726}.wrong-review-item__facts{display:flex;gap:1.5rem;margin:.65rem 0}.wrong-review-item__facts dt{font-size:.68rem;opacity:.65}.wrong-review-item__facts dd{margin:.1rem 0 0;font-weight:700}.wrong-review-item__actions{display:flex;flex-wrap:wrap;gap:.5rem}.practice-page-mode-links,.analytics-page-links{margin:.35rem 0 0;font-size:.82rem}.practice-page-mode-links a,.analytics-page-links a{color:#4edea3;text-decoration:none}.practice-page-mode-links a:hover,.analytics-page-links a:hover{text-decoration:underline}.test-create-form__note{margin-top:.75rem;font-size:.78rem;text-align:center}.session-result-page{max-width:48rem;margin:0 auto;padding-bottom:2rem;display:flex;flex-direction:column;gap:1rem}.session-result-page--practice{max-width:72rem;gap:1.1rem}.practice-result-hero{display:flex;flex-direction:column;gap:1rem;padding:1.35rem 1.5rem;border-color:#8a2be247;background:linear-gradient(155deg,#8a2be229,#121222f2 58%)}.practice-result-hero__top{display:flex;align-items:flex-start;justify-content:space-between;gap:.85rem}.practice-result-hero__intro,.practice-result-hero__main{flex:1;min-width:0}.practice-result-hero__eyebrow{margin:0 0 .35rem;font-size:.68rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:#a98fd8}.practice-result-hero__title{margin:0 0 .35rem;font-family:var(--font-ui);font-size:clamp(1.5rem,3.5vw,2rem);font-weight:800;color:#f8f6ff}.practice-result-hero__subline{margin:0 0 .45rem;font-size:1rem;font-weight:600;color:#e2e0fc}.practice-result-hero__note{margin:0 0 .9rem;font-size:.8rem;color:#9a98b8}.practice-result-hero__stats{margin-top:0;width:100%}.practice-result-hero__stats.session-result-stat-grid{grid-template-columns:repeat(5,minmax(0,1fr));gap:.4rem}.practice-result-hero__stats .session-result-stat{padding:.5rem .35rem;text-align:center;align-items:center}.practice-result-hero__stats .session-result-stat__label{font-size:.52rem;letter-spacing:.05em;line-height:1.2}.practice-result-hero__stats .session-result-stat__value{font-size:.95rem}.practice-result-hero__stats .session-result-stat__value--rank{display:inline-flex;align-items:center;justify-content:center;gap:.12rem;font-size:.82rem;line-height:1}.practice-result-hero__stats .session-result-stat__value--rank .material-symbols-outlined{font-size:.95rem}.session-result-stat__value--muted{color:#8b8aa8;font-weight:700}.practice-result-hero__stats .session-result-stat__value--compact{font-size:.58rem;line-height:1.25;font-weight:700}.session-result-stat__value--compact{font-size:.95rem;line-height:1.25}.practice-result-ring{position:relative;flex-shrink:0;width:6.5rem;height:6.5rem}.practice-result-ring__svg{width:100%;height:100%;transform:rotate(-90deg)}.practice-result-ring__track{fill:none;stroke:#ffffff14;stroke-width:7}.practice-result-ring__fill{fill:none;stroke:#a855f7;stroke-width:7;stroke-linecap:round;transition:stroke-dashoffset .35s ease}.practice-result-ring__center{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;pointer-events:none}.practice-result-ring__center strong{font-family:var(--font-ui);font-size:1.15rem;font-weight:800;color:#f3e8ff;line-height:1}.practice-result-ring__center span{margin-top:.2rem;font-size:.58rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#9a98b8}.practice-result-section__title{margin:0 0 .65rem;font-family:var(--font-ui);font-size:.95rem;font-weight:700;color:#f3f0ff}.practice-result-section__hint{margin:-.35rem 0 .75rem;font-size:.78rem}.practice-result-split{display:grid;grid-template-columns:1fr;gap:1rem;align-items:start}@media (min-width: 768px){.practice-result-split{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr)}}.practice-result-weak,.practice-result-recommend,.practice-result-actions,.practice-result-tiles{padding:1rem 1.15rem}.practice-result-weak__list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.45rem}.practice-result-weak__list li{display:flex;align-items:center;justify-content:space-between;gap:.75rem;padding:.55rem .65rem;border-radius:.55rem;background:#00000038;border:1px solid rgba(255,255,255,.06)}.practice-result-weak__name{font-size:.82rem;color:#e2e0fc}.practice-result-weak__pct{font-size:.82rem;font-weight:800;color:#f87171;font-variant-numeric:tabular-nums}.practice-result-weak__all{display:inline-flex;align-items:center;gap:.2rem;margin-top:.65rem;font-size:.72rem;font-weight:700;color:#c4b5fd;text-decoration:none}.practice-result-weak__all:hover{color:#e9d5ff}.practice-result-weak__all .material-symbols-outlined{font-size:.95rem}.practice-result-recommend{border-color:#8a2be24d;background:linear-gradient(160deg,#8a2be21f,#1e1e32eb)}.practice-result-recommend__copy{margin:0 0 1.25rem;font-size:.82rem;line-height:1.45}.practice-result-recommend__cta{display:inline-flex;align-items:center;justify-content:center;gap:.35rem;width:100%}.practice-result-actions__grid{display:grid;grid-template-columns:1fr;gap:.55rem}@media (min-width: 640px){.practice-result-actions__grid{grid-template-columns:repeat(3,minmax(0,1fr))}}.practice-result-action{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;min-height:2.75rem;padding:.65rem .85rem;border-radius:.75rem;border:1px solid rgba(255,255,255,.14);background:#ffffff0a;color:#e2e0fc;font-size:.82rem;font-weight:700;text-decoration:none;transition:border-color .15s,background .15s}.practice-result-action:hover{border-color:#a78bfa73;background:#8a2be21f}.practice-result-action--primary{border-color:#a78bfa8c;background:linear-gradient(135deg,#7c3aed8c,#a855f759);color:#faf5ff}.practice-result-action--primary:hover{background:linear-gradient(135deg,#7c3aedad,#a855f77a)}.practice-result-action .material-symbols-outlined{font-size:1.05rem}.practice-result-tiles{padding-top:.85rem}.practice-result-tiles .session-qnav{margin-top:0}.session-qnav__head-copy{display:flex;flex-direction:column;gap:.12rem;min-width:0}.session-qnav--result-practice .session-qnav__head-label{font-family:var(--font-ui);font-size:.72rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#c4b5fd}.session-qnav--result-practice .session-qnav__head-meta{font-size:.72rem;font-weight:500;color:#9a98b8}.session-qnav--result-practice .session-qnav__grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:.45rem}.session-qnav--result-practice.session-qnav--expanded .session-qnav__grid{grid-template-columns:repeat(3,minmax(0,1fr))}.session-qnav__tile--overview{display:flex;align-items:center;justify-content:space-between;gap:.35rem;height:auto;min-height:2.35rem;padding:.45rem .55rem}.session-qnav__tile-label{font-size:.72rem;font-weight:800;line-height:1}.session-qnav__tile-icon{font-size:.95rem;line-height:1;flex-shrink:0}.session-qnav--result-practice .session-qnav__tile--correct .session-qnav__tile-icon{color:#4edea3}.session-qnav--result-practice .session-qnav__tile--wrong .session-qnav__tile-icon{color:#f87171}@media (min-width: 768px){.session-qnav--result-practice .session-qnav__grid,.session-qnav--result-practice.session-qnav--expanded .session-qnav__grid{grid-template-columns:repeat(5,minmax(0,1fr))}}@media (max-width: 767px){.session-result-page--practice{gap:.85rem;padding-left:.65rem;padding-right:.65rem}.practice-result-hero{padding:1rem .9rem;gap:.85rem}.practice-result-hero__title{font-size:1.35rem}.practice-result-hero__subline{font-size:.82rem;margin-bottom:0}.practice-result-hero__note{margin-bottom:0;font-size:.72rem}.practice-result-ring{width:5.25rem;height:5.25rem;flex-shrink:0}.practice-result-ring__center strong{font-size:1rem}.practice-result-split{gap:.75rem}.practice-result-weak,.practice-result-recommend,.practice-result-actions,.practice-result-tiles{padding:.8rem .75rem}.practice-result-section__title{font-size:.78rem;margin-bottom:.5rem}.practice-result-weak__list{gap:.35rem}.practice-result-weak__list li{padding:.42rem .5rem}.practice-result-weak__name,.practice-result-weak__pct{font-size:.68rem}.practice-result-recommend__copy{font-size:.68rem;margin-bottom:1rem}.practice-result-recommend__cta{font-size:.72rem;padding:.55rem .65rem}.practice-result-actions__grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:.4rem}.practice-result-action{flex-direction:column;justify-content:center;min-height:4.1rem;padding:.55rem .35rem;font-size:.62rem;gap:.28rem;text-align:center;line-height:1.25}.practice-result-action .material-symbols-outlined{font-size:1.15rem}.test-result-insights{padding:.8rem .75rem}.test-result-insight{padding:.55rem .65rem}.test-result-insight__text{font-size:.72rem}}@media (min-width: 768px){.practice-result-hero__stats .session-result-stat__label{font-size:.62rem}.practice-result-hero__stats .session-result-stat__value{font-size:1.15rem}.practice-result-hero__stats .session-result-stat__value--compact{font-size:.78rem}}@media (max-width: 639px){.practice-result-hero__stats.session-result-stat-grid{gap:.28rem}.practice-result-hero__stats .session-result-stat{padding:.42rem .2rem}.practice-result-hero__stats .session-result-stat__label{font-size:.46rem}.practice-result-hero__stats .session-result-stat__value{font-size:.82rem}.practice-result-hero__stats .session-result-stat__value--rank{font-size:.72rem}.practice-result-hero__stats .session-result-stat__value--rank .material-symbols-outlined{font-size:.85rem}}.session-result-page--practice .test-result-insights .session-result-section__title{font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:#c4b5fd}.session-result-page--test{max-width:72rem}.session-result-hero{padding:1.25rem 1.5rem}.session-result-hero--test{padding:1rem 1.25rem 1.15rem;border-color:#ffc10738;background:linear-gradient(160deg,#8a2be224,#1e1e32eb 55%)}.session-result-hero__top{display:flex;align-items:center;gap:.45rem;margin-bottom:.55rem}.session-result-hero__mode-badge{font-size:.62rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#ffc107}.session-result-hero__mode-tag{padding:.15rem .45rem;border-radius:999px;font-size:.58rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:#ffc107;background:#ffc1071f;border:1px solid rgba(255,193,7,.28)}.session-result-hero--test .session-result-hero__title{margin-bottom:.25rem;font-family:var(--font-ui);font-size:clamp(1.35rem,3vw,1.75rem)}.session-result-hero--test .session-result-hero__sub{margin:0 0 1rem;font-size:.8rem}.session-result-stat-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.55rem}@media (min-width: 560px){.session-result-stat-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}.session-result-stat{display:flex;flex-direction:column;gap:.2rem;padding:.65rem .75rem;border-radius:.75rem;background:#0c0c1873;border:1px solid rgba(255,255,255,.06)}.session-result-stat--primary{grid-column:1 / -1;background:#8a2be21f;border-color:#a78bfa47}@media (min-width: 560px){.session-result-stat--primary{grid-column:span 1}}.session-result-stat__label{font-size:.62rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:#8b8aa8}.session-result-stat__value{font-family:var(--font-ui);font-size:1.35rem;font-weight:800;font-variant-numeric:tabular-nums;color:#f3f0ff;line-height:1.1}.session-result-stat--primary .session-result-stat__value{font-size:clamp(1.5rem,4vw,2rem);color:#eceaff}.session-result-stat__value--ok{color:#4edea3}.session-result-stat__value--bad{color:#fb923c}.session-result-layout{display:grid;grid-template-columns:1fr;gap:1rem;align-items:start}@media (min-width: 960px){.session-result-layout{grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr)}}.session-result-layout__aside{display:flex;flex-direction:column;gap:.85rem}.session-result-test-actions{display:flex;flex-wrap:wrap;gap:.5rem}.test-result-followup{padding:1rem 1.1rem}.test-result-followup__head{display:flex;align-items:center;gap:.45rem;margin-bottom:.65rem}.test-result-followup__head .material-symbols-outlined{font-size:1.15rem;color:#dcb8ff}.test-result-followup__head .session-result-section__title{margin:0}.test-result-followup__grid{display:flex;flex-direction:column;gap:.55rem}.test-result-followup__card{display:flex;align-items:flex-start;gap:.75rem;padding:.85rem .95rem;border-radius:.85rem;text-decoration:none;color:inherit;border:1px solid rgba(255,255,255,.07);background:#0c0c1873;transition:border-color .15s,transform .15s,background .15s}.test-result-followup__card:hover{transform:translateY(-1px);border-color:#a78bfa59;background:#8a2be21a}.test-result-followup__icon{flex-shrink:0;font-size:1.35rem;color:#c4b5fd;margin-top:.05rem}.test-result-followup__icon--analytics{color:#4edea3}.test-result-followup__copy{flex:1;min-width:0}.test-result-followup__copy strong{display:block;font-size:.88rem;font-weight:700;color:#f3f0ff;margin-bottom:.2rem}.test-result-followup__copy p{margin:0;font-size:.75rem;line-height:1.45;color:#9aa4b2}.test-result-followup__arrow{flex-shrink:0;color:#7d7a98;margin-top:.15rem;transition:color .15s,transform .15s}.test-result-followup__card:hover .test-result-followup__arrow{color:#dcb8ff;transform:translate(2px)}.test-result-insights{padding:1rem 1.1rem}.test-result-insights__head,.test-result-recovery__head{display:flex;align-items:center;gap:.45rem;margin-bottom:.65rem}.test-result-insights__head .material-symbols-outlined,.test-result-recovery__head .material-symbols-outlined{font-size:1.15rem;color:#dcb8ff}.test-result-insights__head .session-result-section__title,.test-result-recovery__head .session-result-section__title{margin:0}.test-result-insights__list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.5rem}.test-result-insight{display:flex;align-items:flex-start;gap:.55rem;padding:.6rem .7rem;border-radius:.65rem;border:1px solid rgba(255,255,255,.06);background:#0c0c1866}.test-result-insight--mistake{border-color:#fb923c47;background:#fb923c14}.test-result-insight--strategy{border-color:#a78bfa47;background:#8a2be21a}.test-result-insight--weak{border-color:#ef444447;background:#ef444414}.test-result-insight--strength{border-color:#4edea347;background:#4edea314}.test-result-insight__icon{flex-shrink:0;font-size:1.1rem;color:#dcb8ff;margin-top:.05rem}.test-result-insight--mistake .test-result-insight__icon{color:#fb923c}.test-result-insight--weak .test-result-insight__icon{color:#f87171}.test-result-insight--strength .test-result-insight__icon{color:#4edea3}.test-result-insight__label{display:block;margin-bottom:.12rem;font-size:.58rem;font-weight:800;letter-spacing:.07em;text-transform:uppercase;color:#a98fd8}.test-result-insight__text{margin:0;font-size:.78rem;line-height:1.4;color:#e2e0fc}.test-result-recovery{padding:1rem 1.1rem;border-color:#8a2be247;background:linear-gradient(160deg,#8a2be21f,#1e1e32e6)}.test-result-recovery__list{list-style:none;margin:0 0 .75rem;padding:0;display:flex;flex-direction:column;gap:.4rem}.test-result-recovery__list li{display:flex;align-items:center;gap:.55rem;padding:.45rem .55rem;border-radius:.55rem;background:#0c0c1873;border:1px solid rgba(255,255,255,.05)}.test-result-recovery__rank{flex-shrink:0;width:1.35rem;height:1.35rem;display:inline-flex;align-items:center;justify-content:center;border-radius:999px;font-size:.68rem;font-weight:800;color:#dcb8ff;background:#8a2be233}.test-result-recovery__chapter{flex:1;min-width:0;font-size:.82rem;font-weight:600;color:#f0eeff}.test-result-recovery__pct{flex-shrink:0;font-size:.75rem;font-weight:800;font-variant-numeric:tabular-nums;color:#fb923c}.test-result-recovery__gain{margin:0 0 .75rem;font-size:.8rem;color:#9aa4b2}.test-result-recovery__gain strong{color:#4edea3}.test-result-recovery__empty{margin:0 0 .85rem;font-size:.82rem}.test-result-recovery__cta{display:inline-flex;align-items:center;justify-content:center;gap:.35rem;font-weight:700;box-shadow:0 8px 24px #8a2be252}.test-result-recovery__cta .material-symbols-outlined{font-size:1.05rem}.test-result-review-entry{padding:1rem;margin-bottom:.75rem}.test-result-review-entry__head{display:flex;align-items:flex-start;gap:.55rem;margin-bottom:.75rem}.test-result-review-entry__head .material-symbols-outlined{color:#c4a8ff;font-size:1.25rem;margin-top:.1rem}.test-result-review-entry__sub{margin:.2rem 0 0;font-size:.78rem}.test-result-review-entry__cta{display:inline-flex;align-items:center;justify-content:center;gap:.35rem;margin-bottom:.75rem}.test-result-review-entry__filters{display:flex;flex-wrap:wrap;gap:.4rem}.test-result-review-entry__pill{display:inline-flex;align-items:center;gap:.35rem;padding:.35rem .55rem;border-radius:999px;border:1px solid rgba(255,255,255,.1);background:#ffffff0a;font-size:.72rem;color:#c8c6e8;text-decoration:none}.test-result-review-entry__pill:hover{border-color:#8a2be259;background:#8a2be21f}.test-result-review-entry__pill.is-empty{opacity:.45}.test-result-review-entry__pill strong{font-weight:700}.test-result-review-entry__pill span:last-child{font-variant-numeric:tabular-nums;opacity:.75}.test-result-review-entry__pill--wrong span:last-child{color:#ff8a65}.test-result-review-entry__pill--wrong strong{color:#ffab91}.test-result-review-entry__pill--correct span:last-child{color:#4edea3}.test-result-review-entry__pill--correct strong{color:#7eecc4}.test-result-review-entry__pill--skipped strong{color:#cfd8dc}.test-result-review-entry__pill--skipped span:last-child{color:#bdbdbd}.test-result-review-entry__pill--unanswered strong{color:#b0bec5}.test-result-review-entry__pill--unanswered span:last-child{color:#94a3b8}.test-result-review-entry__pill--all strong{color:#c4a8ff}.test-result-review-entry__pill--all span:last-child{color:#b794ff}.test-result-retake{margin-top:.85rem;padding-top:.85rem;border-top:1px solid rgba(255,255,255,.08)}.test-result-retake__head{display:flex;align-items:flex-start;gap:.55rem;margin-bottom:.65rem}.test-result-retake__head .material-symbols-outlined{color:#7dd3fc;font-size:1.2rem;margin-top:.05rem}.test-result-retake__title{margin:0;font-size:.88rem;font-weight:700}.test-result-retake__sub{margin:.15rem 0 0;font-size:.74rem}.test-result-retake__actions{display:flex;flex-direction:column;gap:.45rem}.test-result-retake__actions--single{margin-top:0}.test-result-retake__btn{display:flex;align-items:center;gap:.55rem;width:100%;padding:.55rem .65rem;border-radius:.65rem;border:1px solid rgba(255,255,255,.1);background:#ffffff0a;color:#e8e6ff;text-align:left;cursor:pointer;transition:border-color .15s,background .15s}.test-result-retake__btn:hover:not(:disabled){border-color:#38bdf859;background:#38bdf814}.test-result-retake__btn:disabled{opacity:.65;cursor:wait}.test-result-retake__btn .material-symbols-outlined:first-child{font-size:1.15rem;color:#7dd3fc}.test-result-retake__btn--wrong .material-symbols-outlined:first-child{color:#ff8a65}.test-result-retake__btn--skipped .material-symbols-outlined:first-child{color:#ffd54f}.test-result-retake__btn-copy{display:flex;flex-direction:column;gap:.1rem;flex:1;min-width:0}.test-result-retake__btn-copy strong{font-size:.78rem;font-weight:700}.test-result-retake__btn-copy span{font-size:.68rem;color:#c8c6e8bf;line-height:1.35}.test-result-retake__arrow{font-size:1.1rem;opacity:.55}.test-result-retake__spinner{font-size:.72rem;white-space:nowrap}.test-result-retake__error{margin:.45rem 0 0;font-size:.75rem}.test-review-page__retake{margin-bottom:.75rem;padding:.75rem 1rem;border-radius:.75rem;border:1px solid rgba(255,255,255,.08);background:#ffffff08}.test-review-page__retake.test-result-retake{border-top:none;margin-top:0;padding-top:.75rem}.test-review-page{max-width:72rem;margin:0 auto}.test-review-page__head{margin-bottom:.85rem}.test-review-page__back{display:inline-flex;align-items:center;gap:.25rem;margin-bottom:.45rem;font-size:.78rem;color:#9aa4b2;text-decoration:none}.test-review-page__back:hover{color:#dcb8ff}.test-review-page__title{margin:0;font-family:var(--font-ui);font-size:1.35rem}.test-review-page__sub{margin:.25rem 0 0;font-size:.78rem}.test-review-filters{display:flex;flex-wrap:wrap;gap:.4rem;margin-bottom:.75rem}.test-review-filters__tab{display:inline-flex;align-items:center;gap:.4rem;padding:.38rem .55rem .38rem .65rem;border-radius:999px;border:1px solid rgba(255,255,255,.1);background:#00000038;color:#c8c6e8;font-size:.72rem;font-weight:700;cursor:pointer;white-space:nowrap;transition:border-color .15s,background .15s,color .15s}.test-review-filters__label{flex-shrink:0;line-height:1}.test-review-filters__tab.is-empty:not(.is-active){opacity:.45}.test-review-filters__count{display:inline-flex;align-items:center;justify-content:center;min-width:1.35rem;height:1.35rem;padding:0 .35rem;border-radius:999px;font-size:.68rem;font-variant-numeric:tabular-nums;font-weight:800;line-height:1;background:#ffffff0f;border:1px solid rgba(255,255,255,.08)}.test-review-filters__tab--wrong{color:#ffab91;border-color:#ff8a6547}.test-review-filters__tab--wrong .test-review-filters__count{color:#ff8a65;background:#ff6b4a1f;border-color:#ff8a6538}.test-review-filters__tab--wrong.is-active{background:#ff6b4a2e;border-color:#ff8a6580;color:#ffccbc;box-shadow:0 0 0 1px #ff8a6526}.test-review-filters__tab--wrong.is-active .test-review-filters__count{color:#fff3e0;background:#ff6b4a47;border-color:#ff8a6559}.test-review-filters__tab--correct{color:#7eecc4;border-color:#4edea347}.test-review-filters__tab--correct .test-review-filters__count{color:#4edea3;background:#4edea31a;border-color:#4edea338}.test-review-filters__tab--correct.is-active{background:#4edea329;border-color:#4edea37a;color:#b8f5dc;box-shadow:0 0 0 1px #4edea31f}.test-review-filters__tab--correct.is-active .test-review-filters__count{color:#e8fff4;background:#4edea340;border-color:#4edea359}.test-review-filters__tab--skipped{color:#cfd8dc;border-color:#bdbdbd47}.test-review-filters__tab--skipped .test-review-filters__count{color:#bdbdbd;background:#9e9e9e1f;border-color:#bdbdbd33}.test-review-filters__tab--skipped.is-active{background:#9e9e9e33;border-color:#bdbdbd73;color:#eceff1;box-shadow:0 0 0 1px #bdbdbd1f}.test-review-filters__tab--skipped.is-active .test-review-filters__count{color:#f5f5f5;background:#9e9e9e47;border-color:#bdbdbd52}.test-review-filters__tab--unanswered{color:#b0bec5;border-color:#94a3b847}.test-review-filters__tab--unanswered .test-review-filters__count{color:#94a3b8;background:#64748b26;border-color:#94a3b838}.test-review-filters__tab--unanswered.is-active{background:#64748b3d;border-color:#94a3b87a;color:#cbd5e1;box-shadow:0 0 0 1px #94a3b81f}.test-review-filters__tab--unanswered.is-active .test-review-filters__count{color:#e2e8f0;background:#64748b52;border-color:#94a3b859}.test-review-filters__tab--all{color:#c4a8ff;border-color:#c4a8ff47}.test-review-filters__tab--all .test-review-filters__count{color:#b794ff;background:#8a2be21f;border-color:#c4a8ff38}.test-review-filters__tab--all.is-active{background:#8a2be23d;border-color:#c4a8ff85;color:#f3e8ff;box-shadow:0 0 0 1px #c4a8ff26}.test-review-filters__tab--all.is-active .test-review-filters__count{color:#f3e8ff;background:#8a2be252;border-color:#c4a8ff61}.test-review-answers{display:grid;gap:.55rem;margin-top:.85rem}.test-review-answers--pair{grid-template-columns:1fr 1fr}@media (max-width: 520px){.test-review-answers--pair{grid-template-columns:1fr}}.test-review-answers--single{grid-template-columns:1fr;max-width:16rem}.test-review-answers__card{display:flex;flex-direction:column;gap:.35rem;padding:.65rem .75rem;border-radius:.7rem;border:1px solid rgba(255,255,255,.08);background:#ffffff08}.test-review-answers__card--yours.is-wrong{border-color:#ff8a6566;background:#ff6b4a1a}.test-review-answers__card--yours.is-correct{border-color:#4edea366;background:#4edea31a}.test-review-answers__card--correct{border-color:#7dd3fc59;background:#38bdf814}.test-review-answers__label{display:inline-flex;align-items:center;gap:.28rem;font-size:.64rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:#9a98b8}.test-review-answers__card--yours.is-wrong .test-review-answers__label{color:#ffab91}.test-review-answers__card--yours.is-wrong .test-review-answers__label .material-symbols-outlined{color:#ff8a65}.test-review-answers__card--yours.is-correct .test-review-answers__label{color:#7eecc4}.test-review-answers__card--yours.is-correct .test-review-answers__label .material-symbols-outlined{color:#4edea3}.test-review-answers__card--correct .test-review-answers__label{color:#7dd3fc}.test-review-answers__card--correct .test-review-answers__label .material-symbols-outlined{color:#38bdf8}.test-review-answers__label .material-symbols-outlined{font-size:.9rem}.test-review-answers__value{font-family:var(--font-ui);font-size:1.05rem;font-weight:700;line-height:1.2;color:#f3f0ff}.test-review-answers__card--yours.is-wrong .test-review-answers__value{color:#ffccbc}.test-review-answers__card--yours.is-correct .test-review-answers__value{color:#b8f5dc}.test-review-answers__card--correct .test-review-answers__value{color:#bae6fd}.test-review-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:.75rem}@media (min-width: 1024px){.test-review-layout{grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);align-items:start}}.test-review-question__head{display:flex;align-items:flex-start;justify-content:space-between;gap:.75rem;margin-bottom:.75rem}.test-review-question__title{margin:0;font-size:1.05rem}.test-review-question__meta{margin:.2rem 0 0;font-size:.72rem;color:#9aa4b2}.test-review-question__media img{width:100%;border-radius:.5rem;background:#fff}.test-review-question__facts{margin-top:.75rem}.test-review-question__note{margin:.75rem 0 0;font-size:.78rem}.test-review-nav{display:flex;align-items:center;justify-content:space-between;gap:.5rem;margin-top:.75rem}.test-review-nav__pos{font-size:.78rem;color:#9aa4b2;font-variant-numeric:tabular-nums}.test-review-empty{padding:1.25rem;text-align:center}.test-review-tiles{margin-bottom:.75rem}.test-review-ai-inline{margin-top:.75rem}.session-result-section__hint--inline{margin:.65rem 0 0}.session-result-hero__eyebrow{margin:0 0 .35rem;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#dcb8ff}.session-result-hero__title{margin:0 0 .35rem;font-size:1.35rem}.session-result-hero__sub{margin:0 0 1rem;font-size:.88rem;color:#e2e0fcbf}.session-result-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(4.5rem,1fr));gap:.75rem;margin:0}.session-result-stats dt{font-size:.68rem;text-transform:uppercase;opacity:.65}.session-result-stats dd{margin:.15rem 0 0;font-size:1.1rem;font-weight:700}.session-result-section__title{margin:0 0 .5rem;font-size:.95rem}.session-result-section__hint{margin:0 0 .75rem;font-size:.8rem}.session-result-tiles,.session-result-insights,.session-result-card,.session-result-breakdown,.session-result-actions{padding:1rem 1.15rem}.session-result-insights__list{margin:0;padding-left:1.1rem;display:flex;flex-direction:column;gap:.45rem;font-size:.88rem;line-height:1.45}.session-result-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(14rem,1fr));gap:.75rem}.session-result-chapters{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.4rem}.session-result-chapters li{display:flex;justify-content:space-between;gap:.5rem;font-size:.85rem}.session-result-chapters__pct{color:#ff8a65;font-weight:700}.session-result-chapters__pct--good{color:#4edea3}.session-result-breakdown__list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.45rem;font-size:.82rem}.session-result-breakdown__list li{display:flex;justify-content:space-between;gap:.75rem}.session-result-actions__grid{display:flex;flex-wrap:wrap;gap:.5rem}.session-result-actions__hint{margin:.75rem 0 0;font-size:.78rem}.session-review-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;background:#000000a6;display:flex;align-items:flex-end;justify-content:center;padding:1rem}@media (min-width: 768px){.session-review-overlay{align-items:center}}.session-review-panel{width:min(100%,36rem);max-height:85vh;overflow-y:auto;padding:1rem 1.15rem}.session-review-panel__head{display:flex;justify-content:space-between;gap:.75rem;align-items:flex-start}.session-review-panel__title{margin:0;font-size:1rem}.session-review-panel__meta{margin:.2rem 0 0;font-size:.8rem;opacity:.75}.session-review-panel__close{background:transparent;border:none;color:inherit;cursor:pointer}.session-review-panel__status{display:inline-block;margin:.65rem 0;padding:.2rem .55rem;border-radius:999px;font-size:.68rem;font-weight:700;text-transform:uppercase}.session-review-panel__status--correct{background:#4edea326;color:#4edea3}.session-review-panel__status--wrong{background:#ff6b4a26;color:#ff8a65}.session-review-panel__status--skipped{background:#9e9e9e26;color:#bdbdbd}.session-review-panel__facts{display:flex;gap:1.25rem;margin:0 0 .75rem}.session-review-panel__facts dt{font-size:.68rem;opacity:.65}.session-review-panel__facts dd{margin:.1rem 0 0;font-weight:700}.session-review-panel__solution img{width:100%;border-radius:.5rem;margin-top:.5rem}.revision-queue-card{display:flex;align-items:center;gap:1rem;padding:1rem 1.15rem;border-color:#ffc10740}.revision-queue-card__icon{width:2.5rem;height:2.5rem;border-radius:.65rem;background:#ffc1071f;display:flex;align-items:center;justify-content:center;color:#ffc107}.revision-queue-card__title{margin:0;font-size:.95rem}.revision-queue-card__count{margin:.15rem 0 0;font-size:.82rem;opacity:.75}.revision-queue-card__cta{margin-left:auto;flex-shrink:0}.revision-page__stats{margin-top:.5rem;font-size:.85rem}.revision-page__tabs{display:flex;flex-wrap:wrap;gap:.35rem}.revision-page__tab{padding:.4rem .75rem;border-radius:999px;border:1px solid rgba(255,255,255,.12);background:transparent;color:inherit;font-size:.78rem;cursor:pointer}.revision-page__tab.is-active{border-color:#8a2be273;background:#8a2be226}.revision-list__badge{padding:.1rem .4rem;border-radius:999px;font-size:.65rem;font-weight:700;text-transform:uppercase;background:#4edea326;color:#4edea3}.revision-list__badge--pending{background:#ffc10726;color:#ffc107}.wrong-review-item__badges{display:flex;flex-wrap:wrap;gap:.35rem}.wrong-review-item__revision{font-size:.65rem;font-weight:700;text-transform:uppercase;padding:.15rem .4rem;border-radius:999px;background:#ffc10726;color:#ffc107}.wrong-review-item__revision--done{background:#4edea326;color:#4edea3}.wrong-review-item__explain{margin:.75rem 0;padding-top:.75rem;border-top:1px solid rgba(255,255,255,.08)}.wrong-review-item__solution{width:100%;border-radius:.5rem;margin-bottom:.75rem}.wrong-review-clear-filter{background:none;border:none;color:#4edea3;cursor:pointer;text-decoration:underline;font:inherit}.analytics-page--v2,.analytics-v2{display:flex;flex-direction:column;gap:1.25rem}.analytics-v2-header{display:flex;flex-direction:column;gap:.85rem}.analytics-v2-title{margin:0;font-family:var(--font-ui);font-size:clamp(1.35rem,2.5vw,1.75rem);font-weight:700;color:#f0eeff}.analytics-v2-tabs{display:flex;flex-wrap:wrap;gap:.35rem .5rem;padding-bottom:.35rem;border-bottom:1px solid rgba(255,255,255,.08);overflow-x:auto}.analytics-v2-tabs__btn{padding:.45rem .75rem;border:none;border-radius:.45rem;background:transparent;color:#ffffff8c;font-size:.8rem;font-weight:600;cursor:pointer;white-space:nowrap}.analytics-v2-tabs__btn--active{color:#c4b5fd;box-shadow:inset 0 -2px #8b5cf6;border-radius:.45rem .45rem 0 0}.analytics-v2-focus{display:grid;grid-template-columns:1fr;gap:1.25rem;padding:1.25rem 1.35rem;border-radius:1rem;border:1px solid rgba(139,92,246,.3);background:linear-gradient(135deg,#4c1d9533,#151921f2)}@media (min-width: 900px){.analytics-v2-focus{grid-template-columns:1.2fr .8fr;align-items:center}}.analytics-v2-eyebrow{margin:0 0 .4rem;font-size:.68rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#ffffff73}.analytics-v2-focus__title-row{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem;margin-bottom:.35rem}.analytics-v2-focus__title-row h2{margin:0;font-size:1.35rem;font-weight:700;color:#f5f3ff}.analytics-v2-badge{padding:.2rem .55rem;border-radius:999px;font-size:.65rem;font-weight:700;text-transform:uppercase}.analytics-v2-badge--weak{background:#ef444426;color:#fca5a5;border:1px solid rgba(239,68,68,.35)}.analytics-v2-focus__desc{margin:0 0 .85rem;font-size:.82rem;color:#ffffff94;line-height:1.45}.analytics-v2-focus__stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.65rem;margin:0}.analytics-v2-focus__stats div{padding:.55rem .65rem;border-radius:.65rem;background:#0003;border:1px solid rgba(255,255,255,.06)}.analytics-v2-focus__stats dt{margin:0;font-size:.65rem;color:#ffffff73;text-transform:uppercase}.analytics-v2-focus__stats dd{margin:.15rem 0 0;font-size:1.05rem;font-weight:700;color:#f0eeff}.analytics-v2-focus__action{position:relative;display:flex;flex-direction:column;gap:.75rem;padding:1rem;border-radius:.85rem;background:#0c0e148c;border:1px solid rgba(255,255,255,.08)}.analytics-v2-focus__rec{margin:0;font-size:.85rem;color:#ffffffb8;max-width:14rem}.analytics-v2-focus__cta{display:inline-flex;align-items:center;gap:.35rem;width:-moz-fit-content;width:fit-content}.analytics-v2-focus__icon{position:absolute;right:.75rem;bottom:.75rem;font-size:3.5rem;color:#8b5cf640;pointer-events:none}.analytics-v2-section{display:flex;flex-direction:column;gap:.75rem}.analytics-v2-section__head{display:flex;align-items:center;justify-content:space-between;gap:.75rem}.analytics-v2-section__head h2,.analytics-v2-section__title-only{margin:0;font-size:1rem;font-weight:700;color:#ece8ff}.analytics-v2-pill{padding:.25rem .6rem;border-radius:999px;font-size:.68rem;color:#ffffff8c;border:1px solid rgba(255,255,255,.1)}.analytics-v2-trends{display:grid;grid-template-columns:1fr;gap:.75rem}@media (min-width: 1024px){.analytics-v2-trends{grid-template-columns:repeat(3,minmax(0,1fr))}}.analytics-v2-trend-card{padding:.9rem 1rem;display:flex;flex-direction:column;gap:.5rem;min-height:11rem}.analytics-v2-trend-card header{display:flex;flex-direction:column;gap:.15rem}.analytics-v2-trend-card header strong{font-size:1.35rem;color:#f5f3ff}.analytics-v2-trend-up{font-size:.72rem;color:#4ade80}.analytics-v2-trend-down{font-size:.72rem;color:#f87171}.analytics-v2-chart{width:100%;height:4.5rem}.analytics-v2-bars{display:flex;align-items:flex-end;gap:.45rem;height:4.5rem}.analytics-v2-bars__col{flex:1;height:100%;display:flex;align-items:flex-end}.analytics-v2-bars__fill{width:100%;border-radius:.35rem .35rem 0 0;background:linear-gradient(180deg,#a78bfa,#7c3aed);min-height:4px}.analytics-v2-trend-labels{display:flex;justify-content:space-between;font-size:.62rem;color:#fff6}.analytics-v2-trend-card--heatmap .analytics-card--embedded{padding:0;background:transparent;border:none}.analytics-v2-subjects{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.75rem}@media (min-width: 900px){.analytics-v2-subjects{grid-template-columns:repeat(4,minmax(0,1fr))}}.analytics-v2-subject-card{padding:.85rem;text-align:center}.analytics-v2-subject-card__head{display:flex;align-items:center;justify-content:center;gap:.35rem;font-size:.78rem;font-weight:600;color:#e8e4ff;margin-bottom:.5rem}.analytics-v2-gauge{width:7rem;height:3.5rem;margin:0 auto .5rem;border-radius:7rem 7rem 0 0;position:relative}.analytics-v2-gauge__value{position:absolute;left:50%;bottom:.15rem;transform:translate(-50%);font-size:1rem;font-weight:700;color:#f5f3ff}.analytics-v2-subject-card__foot{display:flex;justify-content:space-between;font-size:.68rem;color:#ffffff80}.analytics-v2-split{display:grid;grid-template-columns:1fr;gap:.75rem}@media (min-width: 1024px){.analytics-v2-split{grid-template-columns:1.4fr .9fr}}.analytics-v2-section--table{padding:1rem 1.1rem}.analytics-v2-link{font-size:.78rem;font-weight:600;color:#c9b3ff;text-decoration:none}.analytics-v2-table{width:100%;border-collapse:collapse;font-size:.78rem}.analytics-v2-table th{text-align:left;padding:.55rem .5rem;font-size:.65rem;text-transform:uppercase;color:#ffffff73;border-bottom:1px solid rgba(255,255,255,.08)}.analytics-v2-table td{padding:.65rem .5rem;border-bottom:1px solid rgba(255,255,255,.05);color:#ffffffc7}.analytics-v2-acc-bar{display:flex;align-items:center;gap:.4rem}.analytics-v2-acc-bar span{display:block;height:.3rem;max-width:4rem;border-radius:999px;background:linear-gradient(90deg,#ef4444,#f97316)}.analytics-v2-table__action{font-size:.75rem;font-weight:600;color:#c9b3ff;text-decoration:none}.analytics-v2-empty{text-align:center;color:#ffffff73}.analytics-v2-mistakes{padding:1.15rem 1.25rem 1.25rem;display:flex;flex-direction:column;align-items:stretch;gap:1rem}.analytics-v2-mistakes h2{margin:0;text-align:center;font-size:1rem;font-weight:700;color:#ece8ff}.analytics-v2-donut-wrap{display:flex;flex-direction:column;align-items:center;gap:1.1rem;width:100%}.analytics-v2-donut{width:10.5rem;height:10.5rem;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}.analytics-v2-donut__hole{width:6.25rem;height:6.25rem;border-radius:50%;background:#151921;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:.2rem;padding:.35rem;box-sizing:border-box}.analytics-v2-donut__total{font-size:1.4rem;font-weight:800;line-height:1;color:#f5f3ff}.analytics-v2-donut__total-label{font-size:.62rem;line-height:1.25;color:#ffffff80;max-width:4.75rem}.analytics-v2-donut-legend{list-style:none;margin:0 auto;padding:0;width:100%;max-width:12.5rem;font-size:.75rem}.analytics-v2-donut-legend li{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:.75rem;padding:.28rem 0;color:#ffffffb8}.analytics-v2-donut-legend__label{display:flex;align-items:center;gap:.45rem;min-width:0}.analytics-v2-donut-legend__dot{width:.55rem;height:.55rem;border-radius:50%;flex-shrink:0}.analytics-v2-donut-legend__name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.analytics-v2-donut-legend__pct{font-variant-numeric:tabular-nums;font-weight:600;color:#ffffff73;text-align:right;min-width:2rem}.analytics-v2-mistakes__cta{display:flex;align-items:center;justify-content:center;width:100%;margin-top:.15rem;padding:.7rem 1rem;text-align:center;text-decoration:none;font-weight:700;border-radius:.65rem}.analytics-v2-insights{display:grid;grid-template-columns:1fr;gap:.65rem}@media (min-width: 768px){.analytics-v2-insights{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (min-width: 1100px){.analytics-v2-insights{grid-template-columns:repeat(4,minmax(0,1fr))}}.analytics-v2-insight{padding:.85rem}.analytics-v2-insight h3{margin:0 0 .35rem;font-size:.72rem;color:#ffffff8c}.analytics-v2-insight p{margin:0;font-size:.76rem;line-height:1.4;color:#ffffffb8}.analytics-v2-insight__big{font-size:1.35rem!important;font-weight:800;color:#c4b5fd!important}.analytics-v2-insight--red .material-symbols-outlined{color:#f87171}.analytics-v2-insight--orange .material-symbols-outlined{color:#fb923c}.analytics-v2-insight--green .material-symbols-outlined{color:#4ade80}.analytics-v2-insight--purple .material-symbols-outlined{color:#a78bfa}.analytics-v2-subject-alltime{font-size:.72rem;color:#ffffff73}.analytics-v2-banner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem;padding:.9rem 1.15rem;border-color:#8b5cf640;background:linear-gradient(135deg,#1e1e32e6,#4c1d9526)}.analytics-v2-banner__text{display:flex;align-items:flex-start;gap:.6rem;max-width:36rem}.analytics-v2-banner__text p{margin:0;font-size:.82rem;color:#ffffffb8}.analytics-v2-guest-banner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.75rem 1rem;padding:.75rem 1rem;margin-bottom:.75rem;border-color:#8b5cf64d;background:linear-gradient(135deg,#4c1d9533,#1e1e32d9)}.analytics-v2-guest-banner__text{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem .75rem}.analytics-v2-guest-banner__text p{margin:0;font-size:.8125rem;color:#ffffffbf}.analytics-v2-guest-banner__pill{display:inline-flex;padding:.2rem .55rem;border-radius:999px;font-size:.6875rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:#e9d5ff;background:#8b5cf640;border:1px solid rgba(167,139,250,.35)}.analytics-v2-guest-banner__actions{display:flex;flex-wrap:wrap;gap:.5rem}.practice-hub-hero__auth{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem;margin-top:.65rem}.practice-hub-hero__auth-hint{font-size:.75rem;width:100%}@media (min-width: 640px){.practice-hub-hero__auth-hint{width:auto;margin-left:.25rem}}.practice-recent__preview-pill{display:inline-flex;padding:.25rem .6rem;border-radius:999px;font-size:.6875rem;font-weight:700;letter-spacing:.03em;text-transform:uppercase;color:#d8b4fe;background:#8b5cf62e;border:1px solid rgba(167,139,250,.3)}.wrong-v2-page{display:flex;flex-direction:column;gap:1rem}.wrong-v2-page__head{margin-bottom:.25rem}.wrong-v2-guest{padding:1.25rem 1.35rem;display:flex;flex-direction:column;gap:.75rem;max-width:32rem}.wrong-v2-guest__actions{display:flex;flex-wrap:wrap;gap:.5rem}.wrong-v2-toolbar{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:.85rem 1rem;padding:.85rem 1rem}.wrong-v2-filters{display:flex;flex-wrap:wrap;gap:.65rem .85rem;flex:1;min-width:min(100%,20rem)}.wrong-v2-filter{display:flex;flex-direction:column;gap:.3rem;font-size:.72rem;color:#ffffff8c;min-width:7.5rem}.wrong-v2-filter select,.wrong-v2-sort select{background:#0c0e18d9;border:1px solid rgba(167,139,250,.22);border-radius:.55rem;color:#eceafd;font-size:.8rem;padding:.45rem .6rem}.wrong-v2-search{display:flex;align-items:center;gap:.45rem;flex:1;min-width:min(100%,14rem);max-width:22rem;padding:.4rem .7rem;border-radius:.65rem;border:1px solid rgba(167,139,250,.22);background:#0c0e18d9}.wrong-v2-search .material-symbols-outlined{font-size:1.1rem;color:#ffffff73}.wrong-v2-search input{flex:1;border:none;background:transparent;color:#fff;font-size:.82rem;outline:none}.wrong-v2-search input::-moz-placeholder{color:#ffffff61}.wrong-v2-search input::placeholder{color:#ffffff61}.wrong-v2-tabs-bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.65rem;border-bottom:1px solid rgba(255,255,255,.08);padding-bottom:.35rem}.wrong-v2-tabs{display:flex;flex-wrap:wrap;gap:.25rem .5rem}.wrong-v2-tabs__btn{border:none;background:transparent;color:#ffffff8c;font-size:.8rem;font-weight:600;padding:.45rem .55rem;border-bottom:2px solid transparent;cursor:pointer;margin-bottom:-1px}.wrong-v2-tabs__btn--active{color:#c4b5fd;border-bottom-color:#8b5cf6}.wrong-v2-sort{display:flex;align-items:center;gap:.45rem;font-size:.78rem;color:#ffffff8c}.wrong-v2-session-banner{margin:0;font-size:.8rem;color:#ffffff8c}.wrong-v2-session-banner button{border:none;background:none;color:#a78bfa;cursor:pointer;text-decoration:underline;font:inherit;padding:0}.wrong-v2-empty{display:flex;flex-direction:column;align-items:center;gap:.5rem;padding:2rem 1rem;text-align:center;color:#ffffff8c}.wrong-v2-empty .material-symbols-outlined{font-size:2rem;color:#8b5cf68c}.wrong-v2-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.75rem}.wrong-v2-card{padding:.9rem 1rem;border-color:#8b5cf62e}.wrong-v2-card__row{display:grid;grid-template-columns:minmax(0,1.4fr) auto auto auto auto;gap:.85rem 1rem;align-items:center}@media (max-width: 1100px){.wrong-v2-card__row{grid-template-columns:1fr 1fr;grid-template-areas:"left left" "answers meta" "actions menu"}.wrong-v2-card__left{grid-area:left}.wrong-v2-card__answers{grid-area:answers}.wrong-v2-card__meta{grid-area:meta}.wrong-v2-card__actions{grid-area:actions}.wrong-v2-card__menu-wrap{grid-area:menu;justify-self:end}}@media (max-width: 640px){.wrong-v2-card__row{grid-template-columns:1fr auto;grid-template-areas:"left menu" "answers answers" "meta meta" "actions actions"}}.wrong-v2-card__left{display:flex;gap:.75rem;align-items:flex-start;min-width:0}.wrong-v2-card__status{flex-shrink:0;width:2.35rem;height:2.35rem;display:flex;align-items:center;justify-content:center;border-radius:.55rem;background:#ef444426;border:1px solid rgba(248,113,113,.35);color:#f87171}.wrong-v2-card__status .material-symbols-outlined{font-size:1.25rem}.wrong-v2-card__info{min-width:0}.wrong-v2-card__title{margin:0;font-size:.95rem;font-weight:700;color:#f8f7ff;line-height:1.3}.wrong-v2-card__crumb{margin:.2rem 0 .45rem;font-size:.75rem;color:#ffffff7a}.wrong-v2-card__crumb span{opacity:.65}.wrong-v2-card__tags{display:flex;flex-wrap:wrap;align-items:center;gap:.35rem}.wrong-v2-tag{display:inline-flex;padding:.15rem .45rem;border-radius:999px;font-size:.65rem;font-weight:700;letter-spacing:.02em}.wrong-v2-tag--mode.wrong-v2-tag--practice{color:#e9d5ff;background:#8b5cf638;border:1px solid rgba(167,139,250,.3)}.wrong-v2-tag--mode.wrong-v2-tag--test{color:#fde68a;background:#f59e0b26;border:1px solid rgba(251,191,36,.28)}.wrong-v2-tag--diff{color:#ffffffb8;background:#ffffff0f;border:1px solid rgba(255,255,255,.1)}.wrong-v2-card__time{font-size:.68rem;color:#ffffff6b}.wrong-v2-card__answers{display:flex;gap:1.25rem}.wrong-v2-answer{display:flex;flex-direction:column;gap:.15rem;min-width:4.5rem}.wrong-v2-answer__label{font-size:.65rem;color:#ffffff73;text-transform:uppercase;letter-spacing:.03em}.wrong-v2-answer strong{font-size:1.35rem;line-height:1}.wrong-v2-answer--wrong strong{color:#f87171}.wrong-v2-answer--correct strong{color:#4ade80}.wrong-v2-card__meta{display:flex;gap:1.25rem}.wrong-v2-meta-block{display:flex;flex-direction:column;gap:.3rem;min-width:5.5rem}.wrong-v2-meta-block__label{font-size:.65rem;color:#ffffff73}.wrong-v2-pill{display:inline-flex;align-self:flex-start;padding:.2rem .5rem;border-radius:999px;font-size:.68rem;font-weight:700}.wrong-v2-pill--mistake{color:#e9d5ff;background:#8b5cf633;border:1px solid rgba(167,139,250,.28)}.wrong-v2-due{font-size:.82rem;font-weight:700}.wrong-v2-due--today,.wrong-v2-due--overdue{color:#fb923c}.wrong-v2-due--soon{color:#fbbf24}.wrong-v2-due--done{color:#4ade80}.wrong-v2-card__actions{display:flex;flex-direction:column;align-items:stretch;gap:.45rem;min-width:9.5rem}.wrong-v2-card__cta{white-space:nowrap;justify-content:center;text-align:center;font-size:.78rem;padding:.5rem .85rem;text-decoration:none}.wrong-v2-card__links{display:flex;flex-wrap:wrap;gap:.5rem .75rem}.wrong-v2-link{display:inline-flex;align-items:center;gap:.25rem;font-size:.72rem;font-weight:600;color:#ffffff9e;text-decoration:none;border:none;background:transparent;padding:0;cursor:pointer;font:inherit}.wrong-v2-link .material-symbols-outlined{font-size:.95rem}.wrong-v2-link:hover{color:#c4b5fd;text-decoration:none}.wrong-v2-card__menu-wrap{position:relative}.wrong-v2-menu-btn{border:none;background:transparent;color:#ffffff73;cursor:pointer;padding:.25rem;border-radius:.4rem}.wrong-v2-menu-btn:hover{color:#fff;background:#ffffff0f}.wrong-v2-menu{position:absolute;top:100%;right:0;z-index:5;min-width:10rem;margin-top:.25rem;padding:.35rem;border-radius:.55rem;border:1px solid rgba(167,139,250,.25);background:#121220fa;box-shadow:0 8px 24px #00000059}.wrong-v2-menu button{display:block;width:100%;text-align:left;border:none;background:transparent;color:#eceafd;font-size:.78rem;padding:.45rem .55rem;border-radius:.35rem;cursor:pointer}.wrong-v2-menu button:hover:not(:disabled){background:#8b5cf626}.wrong-v2-card__explain{margin-top:.85rem;padding-top:.85rem;border-top:1px solid rgba(255,255,255,.08)}.wrong-v2-card__solution{width:100%;border-radius:.55rem;margin-bottom:.75rem}.dash-v2-page{display:flex;flex-direction:column;gap:1rem;max-width:72rem}.dash-v2-kpis{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.75rem}@media (min-width: 900px){.dash-v2-kpis{grid-template-columns:repeat(4,minmax(0,1fr))}}.dash-v2-kpi{display:flex;align-items:flex-start;gap:.75rem;padding:1rem 1.05rem;border-radius:1rem;text-decoration:none;color:inherit;transition:border-color .15s,transform .15s}.dash-v2-kpi:hover{transform:translateY(-1px);border-color:#a78bfa59;text-decoration:none}.dash-v2-kpi__icon{flex-shrink:0;width:2.35rem;height:2.35rem;display:flex;align-items:center;justify-content:center;border-radius:.65rem}.dash-v2-kpi__icon .material-symbols-outlined{font-size:1.25rem}.dash-v2-kpi__icon--accuracy{background:#f871711f;color:#f87171}.dash-v2-kpi__icon--questions{background:#8b5cf62e;color:#c4b5fd}.dash-v2-kpi__icon--streak{background:#fb923c26;color:#fb923c}.dash-v2-kpi__icon--streak .material-symbols-outlined{font-variation-settings:"FILL" 1}.dash-v2-kpi__icon--rank{background:#fbbf2426;color:#fbbf24}.dash-v2-kpi__body{min-width:0}.dash-v2-kpi__label{display:block;font-size:.72rem;color:#ffffff80;margin-bottom:.15rem}.dash-v2-kpi__value{display:block;font-family:var(--font-ui);font-size:1.45rem;line-height:1.1;color:#f8f7ff;margin-bottom:.2rem}.dash-v2-kpi__trend{font-size:.68rem;font-weight:600}.dash-v2-kpi__trend--up{color:#4ade80}.dash-v2-kpi__trend--down{color:#f87171}.dash-v2-kpi__sub{font-size:.68rem;color:#ffffff6b}.dash-v2-revision{display:flex;flex-wrap:wrap;align-items:center;gap:.85rem 1rem;padding:.9rem 1.1rem;border-color:#ffc10738;background:linear-gradient(135deg,#1e1e32eb,#ffc1070f)}.dash-v2-revision__icon{width:2.5rem;height:2.5rem;display:flex;align-items:center;justify-content:center;border-radius:.65rem;background:#ffc10724;color:#ffc107;font-size:1.35rem}.dash-v2-revision__body{flex:1;min-width:10rem}.dash-v2-revision__title{margin:0;font-size:.95rem;font-weight:700}.dash-v2-revision__count{margin:.15rem 0 0;font-size:.8rem;color:#ffffff94}.dash-v2-revision__cta{margin-left:auto;display:inline-flex;align-items:center;gap:.35rem;background:linear-gradient(135deg,#3b82f6,#2563eb)!important;border-color:#60a5fa80!important;box-shadow:0 4px 16px #2563eb59}.dash-v2-revision__cta .material-symbols-outlined{font-size:1rem}.dash-v2-recs__head{display:flex;align-items:center;justify-content:space-between;gap:.75rem;margin-bottom:.75rem}.dash-v2-recs__view-all{display:inline-flex;align-items:center;gap:.2rem;font-size:.8rem;font-weight:700;color:#c4b5fd;text-decoration:none}.dash-v2-recs__view-all .material-symbols-outlined{font-size:1rem}.dash-v2-recs__track{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(11.5rem,1fr);gap:.75rem;overflow-x:auto;padding-bottom:.25rem;scrollbar-width:thin}@media (min-width: 1100px){.dash-v2-recs__track{grid-auto-flow:unset;grid-template-columns:repeat(5,minmax(0,1fr));overflow-x:visible}}.dash-v2-rec-card{display:flex;flex-direction:column;gap:.45rem;min-height:8.5rem;padding:1rem;border-radius:1rem;text-decoration:none;color:inherit;transition:border-color .15s,transform .15s}.dash-v2-rec-card:hover{transform:translateY(-2px);border-color:#a78bfa59;text-decoration:none}.dash-v2-rec-card__icon{color:#c4b5fd;font-size:1.35rem}.dash-v2-rec-card strong{font-size:.88rem;color:#f3f0ff;line-height:1.3}.dash-v2-rec-card p{margin:0;font-size:.72rem;line-height:1.4;color:#ffffff85}.dash-v2-insights{display:grid;grid-template-columns:1fr;gap:.75rem}@media (min-width: 768px){.dash-v2-insights{grid-template-columns:1.15fr 1fr}}.dash-v2-insight-card{padding:1rem 1.1rem;border-radius:1rem;text-decoration:none;color:inherit}.dash-v2-insight-card--chart:hover{border-color:#a78bfa59;text-decoration:none}.dash-v2-insight-card__head{display:flex;align-items:center;justify-content:space-between;gap:.5rem;margin-bottom:.25rem}.dash-v2-insight-card__head h3{margin:0;font-size:.92rem;font-weight:700}.dash-v2-insight-card__head strong{font-size:.95rem}.dash-v2-trend-up{color:#4ade80}.dash-v2-trend-down{color:#f87171}.dash-v2-insight-card__desc{margin:0 0 .65rem;font-size:.75rem;color:#ffffff85;line-height:1.4}.dash-v2-sparkline{width:100%;height:auto;display:block}.dash-v2-insight-card--ai{display:flex;flex-direction:column}.dash-v2-insight-card__ai-icon{color:#c4b5fd;font-size:1.2rem;margin-right:.35rem}.dash-v2-insight-card--ai .dash-v2-insight-card__head{justify-content:flex-start}.dash-v2-insight-card__cta{margin-top:auto;align-self:flex-start;border:1px solid rgba(255,255,255,.18);background:#ffffff0a}.dash-v2-subjects{display:grid;grid-template-columns:1fr;gap:.65rem}@media (min-width: 768px){.dash-v2-subjects{grid-template-columns:repeat(3,minmax(0,1fr))}}.dash-v2-subject{display:flex;align-items:center;gap:.75rem;padding:.85rem 1rem;border-radius:1rem;text-decoration:none;color:inherit;transition:border-color .15s,transform .15s}.dash-v2-subject:hover{transform:translateY(-1px);text-decoration:none}.dash-v2-subject--physics{border-color:#a78bfa47;background:linear-gradient(135deg,#8b5cf61a,#1e1e32d9)}.dash-v2-subject--biology{border-color:#4ade8038;background:linear-gradient(135deg,#22c55e14,#1e1e32d9)}.dash-v2-subject--chemistry{border-color:#fbbf2438;background:linear-gradient(135deg,#f59e0b14,#1e1e32d9)}.dash-v2-subject__icon{font-size:1.35rem}.dash-v2-subject--physics .dash-v2-subject__icon{color:#c4b5fd}.dash-v2-subject--biology .dash-v2-subject__icon{color:#4ade80}.dash-v2-subject--chemistry .dash-v2-subject__icon{color:#fbbf24}.dash-v2-subject__copy{flex:1;min-width:0}.dash-v2-subject__copy strong{display:block;font-size:.88rem;margin-bottom:.15rem}.dash-v2-subject__copy span{display:block;font-size:.72rem;color:#ffffff85;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.dash-v2-subject__arrow{color:#ffffff59;font-size:1.2rem}@media (max-width: 639px){.practice-run-page,.leaderboard-page,.practice-page,.browse-page,.analytics-page{overflow-x:hidden}}@media (max-width: 639px){.question-card__actions{flex-direction:row;flex-wrap:nowrap;gap:.3rem;align-items:center}.question-card__bookmark{flex-shrink:0;margin-right:auto}.question-card__actions .bank-mode-btn{flex:1 1 0;min-width:0;justify-content:center;padding:.42rem .3rem;font-size:.7rem;white-space:nowrap}}@media (max-width: 480px){.text-mcq-paper--responsive{padding:.85rem 1rem}.text-mcq-paper__question-text{font-size:.95rem;line-height:1.55}.text-mcq-paper__options--paired,.text-mcq-paper__options--horizontal{grid-template-columns:1fr 1fr;gap:.5rem}.text-mcq-paper__assertion,.text-mcq-paper__reason{padding:.6rem .75rem;font-size:.88rem}}@media (max-width: 639px){.exam-paper-image img{min-width:100%;width:100%}.text-mcq-paper:not(.text-mcq-paper--variant) .variant-diagram__img{min-width:100%;width:100%}}@media (max-width: 639px){.bank-subject-grid,.bank-subject-grid__cards{width:100%;min-width:0}.bank-subject-grid--compact .bank-subject-grid__cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:.5rem}.bank-subject-grid--compact .bank-subject-card{width:100%;min-width:0}}@media (max-width: 639px){.study-assistant__tabs-row{overflow-x:auto;-webkit-overflow-scrolling:touch;scroll-snap-type:x proximity;gap:.35rem;padding-bottom:.25rem}.study-assistant__tab{flex-shrink:0;scroll-snap-align:start}}@media (max-width: 767px){.study-assistant--inline{margin-left:-1rem;margin-right:-1rem;border-radius:0;border-left:none;border-right:none}}@media (max-width: 480px){.scorecard__grid{grid-template-columns:1fr 1fr}}@media (max-width: 639px){.practice-hub-hero__title{font-size:1.35rem}.practice-hub-hero__desc{font-size:.88rem}}@media (max-width: 639px){.study-assistant-solution-modal__image{max-width:98vw;max-height:80vh;width:auto;height:auto;-o-object-fit:contain;object-fit:contain}.study-assistant-solution-modal__inner{padding:.5rem}}@media (max-width: 639px){.session-review-answer__image img,.practice-run-solution img{max-width:100%;width:100%;height:auto;-o-object-fit:contain;object-fit:contain}}@media (max-width: 767px){.bank-search__input,.lb-search,input[type=search]{font-size:16px}}@media (max-width: 767px){.lumina-ai-chip--close .material-symbols-outlined{display:inline-flex}}@media (max-width: 639px){.analytics-grid{grid-template-columns:1fr}}@media (max-width: 1023px){.dashboard-page,.analytics-page,.wrong-v2-page,.practice-page,.leaderboard-page,.revision-page,.test-create-page{width:100%;min-width:0;max-width:100%}.dashboard-page>*,.analytics-page>*,.wrong-v2-page>*{min-width:0}.dash-snapshot__grid{gap:.55rem}.dash-snapshot__stat{padding:.7rem .5rem}.dash-snapshot__value{font-size:1.15rem}.dash-v2-recs__track{grid-auto-columns:minmax(10.5rem,78vw)}.dashboard-quick-actions{grid-template-columns:1fr;gap:.65rem}.dashboard-action-card{padding:.85rem 1rem}.dashboard-teaser,.dashboard-ai-nudge{flex-wrap:wrap;gap:.75rem;padding:.9rem 1rem}.revision-queue-card{flex-wrap:wrap;gap:.75rem}.revision-queue-card__cta{margin-left:0;width:100%;justify-content:center}.analytics-v2-tabs{overflow-x:auto;flex-wrap:nowrap;-webkit-overflow-scrolling:touch;scrollbar-width:none;max-width:100%;padding-bottom:.15rem}.analytics-v2-tabs::-webkit-scrollbar{display:none}.analytics-v2-tabs__btn{flex-shrink:0;white-space:nowrap}.analytics-v2-trends,.analytics-v2-split{grid-template-columns:1fr}.analytics-v2-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}.wrong-v2-toolbar{flex-direction:column;align-items:stretch}.wrong-v2-filters{width:100%}.wrong-v2-filter{flex:1 1 calc(50% - .5rem);min-width:calc(50% - .5rem)}.wrong-v2-search{max-width:none;width:100%}.wrong-v2-tabs-bar{flex-direction:column;align-items:stretch;gap:.5rem}.wrong-v2-tabs{overflow-x:auto;flex-wrap:nowrap;-webkit-overflow-scrolling:touch;scrollbar-width:none;max-width:100%}.wrong-v2-tabs::-webkit-scrollbar{display:none}.wrong-v2-tabs__btn{flex-shrink:0;white-space:nowrap}.wrong-v2-sort{justify-content:flex-end}.practice-bank-grid{grid-template-columns:1fr!important}.practice-bank-rail{max-height:none}.practice-recent-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}.practice-recent-table{min-width:36rem}.practice-hub-hero{flex-direction:column;align-items:stretch}.practice-hub-hero__badge{display:none}.practice-page-quick-links{gap:.4rem}.practice-page-quick-links__item{font-size:.78rem;padding:.45rem .7rem}}@media (max-width: 480px){.dash-snapshot__grid{grid-template-columns:repeat(2,minmax(0,1fr))}.analytics-v2-focus{flex-direction:column}.analytics-v2-focus__action{width:100%}.analytics-v2-guest-banner{flex-direction:column;align-items:stretch}.analytics-v2-guest-banner__actions{width:100%}.analytics-v2-guest-banner__actions .btn{flex:1;justify-content:center}.wrong-v2-filter{flex:1 1 100%;min-width:100%}}.admin-content-qc{margin-top:1rem}.admin-content-qc__head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.5rem}.admin-content-qc__lead{margin:.35rem 0 .75rem;font-size:.88rem;line-height:1.45}.admin-content-qc__pill{font-size:.72rem;text-transform:uppercase;letter-spacing:.04em;padding:.2rem .55rem;border-radius:999px;border:1px solid rgba(255,255,255,.12)}.admin-content-qc__pill--structured{border-color:#4edea359;color:#4edea3}.admin-content-qc__pill--hybrid{border-color:#60a5fa59;color:#93c5fd}.admin-content-qc__block{margin-top:1rem;border-top:1px solid rgba(255,255,255,.08);padding-top:1rem}.admin-content-qc__block-head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:.5rem;margin-bottom:.65rem}.admin-content-qc__block-head h3{margin:0;font-size:.95rem;text-transform:uppercase;letter-spacing:.06em}.admin-content-qc__stale-banner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.65rem;margin-bottom:.75rem;padding:.65rem .75rem;border-radius:.55rem;border:1px solid rgba(251,191,36,.35);background:#fbbf2414}.admin-content-qc__stale-banner .admin-content-qc__lead{margin:0;flex:1 1 16rem}.admin-content-qc__metadata-preview{margin-bottom:.85rem}.admin-content-qc__grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:.85rem}.admin-content-qc__col{display:flex;flex-direction:column;gap:.85rem;min-width:0}@media (max-width: 960px){.admin-content-qc__grid{grid-template-columns:1fr}}.admin-content-qc__pane{border:1px solid rgba(255,255,255,.08);border-radius:.55rem;overflow:hidden;min-width:0}.admin-content-qc__pane-label{font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;padding:.45rem .65rem;border-bottom:1px solid rgba(255,255,255,.06);color:#ffffff8c}.admin-content-qc__pane-body{padding:.75rem;min-height:8rem}.admin-content-qc__pane-body--image{display:flex;flex-direction:column;gap:.65rem}.admin-content-qc__source-img,.admin-content-qc__diagram-img{width:100%;height:auto;border-radius:.35rem;border:1px solid rgba(255,255,255,.08);background:#0003}.admin-content-qc__diagrams-label,.admin-content-qc__assets-label{margin:0;font-size:.78rem;color:#fff9}.admin-content-qc__raw{border-top:1px solid rgba(255,255,255,.06);padding:.65rem}.admin-content-qc__raw summary{cursor:pointer;font-size:.82rem;margin-bottom:.5rem}.admin-content-qc__textarea{width:100%;min-height:10rem;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.78rem;line-height:1.45;padding:.55rem;border-radius:.4rem;border:1px solid rgba(255,255,255,.12);background:#00000040;color:inherit;resize:vertical}.admin-content-qc__raw-actions{display:flex;flex-wrap:wrap;gap:.45rem;margin-top:.55rem}.admin-content-qc__hint{margin:.45rem 0 0;font-size:.78rem}.admin-content-qc__assets ul{list-style:none;margin:.35rem 0 0;padding:0;display:grid;gap:.5rem}.admin-content-qc__assets-label{margin:0}.admin-content-qc__assets-head{display:flex;align-items:center;justify-content:space-between;gap:.65rem;margin-bottom:.35rem}.admin-content-qc__asset-row{display:flex;align-items:center;flex-wrap:wrap;gap:.45rem}.admin-content-qc__asset-thumb{display:block;max-width:100%;margin-top:.35rem;border-radius:.35rem}.admin-content-qc__asset-missing{margin:.35rem 0 0;font-size:.78rem}.source-crop-dialog{position:fixed;top:0;right:0;bottom:0;left:0;z-index:80;display:grid;place-items:center;padding:1rem}.source-crop-dialog__backdrop{position:absolute;top:0;right:0;bottom:0;left:0;background:#040610b8}.source-crop-dialog__panel{position:relative;z-index:1;width:min(56rem,100%);max-height:min(92vh,52rem);display:flex;flex-direction:column;gap:.75rem;padding:1rem 1.1rem 1.05rem;border-radius:.85rem;border:1px solid rgba(255,255,255,.12);background:#121225;box-shadow:0 24px 60px #00000073}.source-crop-dialog__head h3{margin:0 0 .25rem;font-size:1.05rem}.source-crop-dialog__head p{margin:0;font-size:.82rem}.source-crop-dialog__stage-wrap{overflow:auto;max-height:min(68vh,38rem);border-radius:.55rem;border:1px solid rgba(255,255,255,.08);background:#0a0a14;touch-action:none}.source-crop-dialog__stage{position:relative;display:inline-block;max-width:100%;vertical-align:top}.source-crop-dialog__img{display:block;max-width:100%;height:auto;-webkit-user-select:none;-moz-user-select:none;user-select:none;-webkit-user-drag:none}.source-crop-dialog__error{margin:1.5rem auto;text-align:center;max-width:28rem}.source-crop-dialog__overlay{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none}.source-crop-dialog__shade{position:absolute;background:#00000073;pointer-events:none}.source-crop-dialog__box{position:absolute;border:2px solid #60a5fa;box-shadow:0 0 0 1px #0f172a59;cursor:move;pointer-events:auto;box-sizing:border-box}.source-crop-dialog__handle{position:absolute;width:.7rem;height:.7rem;border-radius:.12rem;background:#93c5fd;border:1px solid #1e3a8a;pointer-events:auto}.source-crop-dialog__handle--n{top:-.35rem;left:50%;transform:translate(-50%);cursor:ns-resize}.source-crop-dialog__handle--s{bottom:-.35rem;left:50%;transform:translate(-50%);cursor:ns-resize}.source-crop-dialog__handle--e{right:-.35rem;top:50%;transform:translateY(-50%);cursor:ew-resize}.source-crop-dialog__handle--w{left:-.35rem;top:50%;transform:translateY(-50%);cursor:ew-resize}.source-crop-dialog__handle--nw{top:-.35rem;left:-.35rem;cursor:nwse-resize}.source-crop-dialog__handle--ne{top:-.35rem;right:-.35rem;cursor:nesw-resize}.source-crop-dialog__handle--sw{bottom:-.35rem;left:-.35rem;cursor:nesw-resize}.source-crop-dialog__handle--se{bottom:-.35rem;right:-.35rem;cursor:nwse-resize}.source-crop-dialog__actions{display:flex;justify-content:flex-end;gap:.5rem}.admin-content-qc__lead--warn{padding:.5rem .65rem;border-radius:.45rem;border:1px solid rgba(251,191,36,.35);background:#fbbf2414}.admin-content-qc__section-tabs{display:flex;gap:.45rem;margin-bottom:1rem}.admin-content-qc__section-tab{flex:1;padding:.55rem .75rem;border-radius:.5rem;border:1px solid rgba(255,255,255,.12);background:#ffffff0a;color:inherit;font-size:.9rem;font-weight:600;cursor:pointer;transition:border-color .15s,background .15s}.admin-content-qc__section-tab:hover{border-color:#6366f159}.admin-content-qc__section-tab--active{border-color:#6366f18c;background:#6366f124}.admin-question-page--focused{max-width:56rem;margin-inline:auto}.admin-question-focus__header{margin-bottom:1rem}.admin-question-focus__back{display:inline-block;font-size:.88rem;text-decoration:none;margin-bottom:.5rem}.admin-question-focus__back:hover{text-decoration:underline}.admin-question-focus__title-row{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:.75rem;margin-bottom:.65rem}.admin-question-focus__title{margin:0;font-size:1.35rem;font-weight:600}.admin-question-focus__meta{margin:.2rem 0 0;font-size:.9rem}.admin-question-workflow{margin-bottom:1rem;padding:.85rem 1rem}.admin-question-workflow__title{margin:0 0 .5rem;font-size:.92rem;font-weight:600}.admin-question-workflow__steps{margin:0;padding-left:1.15rem;font-size:.88rem;line-height:1.55;color:#ffffffc7}.admin-question-workflow__steps li+li{margin-top:.25rem}.admin-question-tabs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.5rem;margin-bottom:1rem}@media (max-width: 720px){.admin-question-tabs{grid-template-columns:1fr}}.admin-question-tabs__btn{display:flex;flex-direction:column;align-items:flex-start;gap:.15rem;padding:.65rem .75rem;border-radius:.55rem;border:1px solid rgba(255,255,255,.1);background:#ffffff08;color:inherit;cursor:pointer;text-align:left;transition:border-color .15s,background .15s}.admin-question-tabs__btn:hover{border-color:#6366f159}.admin-question-tabs__btn--active{border-color:#6366f18c;background:#6366f11f}.admin-question-tabs__label{font-size:.92rem;font-weight:600}.admin-question-tabs__hint{font-size:.76rem;color:#ffffff8c;line-height:1.35}.admin-question-tab-panel{display:grid;gap:1rem}.admin-question-preview--compact{margin-bottom:0}.admin-question-preview__body--dark{background:transparent;color:inherit;padding:.5rem 0}.admin-question-advanced-fields{margin:.5rem 0;padding:.65rem 0;border-top:1px solid rgba(255,255,255,.08)}.admin-question-advanced-fields summary{cursor:pointer;font-size:.85rem;color:#ffffffa6;margin-bottom:.5rem}.admin-inline-link{background:none;border:none;padding:0;color:#93c5fd;text-decoration:underline;cursor:pointer;font:inherit}.admin-question-edit__toolbar{margin-bottom:.75rem}:root{--font-ui: "Inter", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-reading: "Source Sans 3", "Segoe UI", system-ui, -apple-system, sans-serif;--font-display: var(--font-ui);--font-body: var(--font-ui);--line-reading: 1.65;--line-ui: 1.5}html body{font-family:var(--font-ui);line-height:var(--line-ui);font-feature-settings:"kern" 1,"liga" 1}h1,h2,h3,h4,h5,h6,button,input,select,textarea,.lumina-nav-link,.lumina-tab,.lumina-logo,.lumina-ai-chip,.lumina-ai-chip-label{font-family:var(--font-ui)}.question-card--compact .question-card__title{font-family:var(--font-reading);line-height:var(--line-reading);letter-spacing:.01em}.text-mcq-paper,.text-mcq-paper__stem,.text-mcq-paper__option-text,.text-mcq-paper__stem-note,.variant-stem,.variant-stem__intro,.variant-stem__question-body,.variant-stem__block,.variant-matching-col__item,.ai-markdown,.ai-markdown--paper,.ai-markdown--variant,.ai-markdown--stem-preview,.study-assistant__text,.study-assistant__solution-text,.solve-page__solution-text,.practice-run-solution__panel,.practice-ai-panel__result-text,.admin-latex-field__preview,.admin-content-qc__markdown{font-family:var(--font-reading);font-feature-settings:"kern" 1,"liga" 1;letter-spacing:.01em}.ai-markdown--paper,.ai-markdown--variant,.ai-markdown--stem-preview,.text-mcq-paper__stem,.text-mcq-paper--variant .text-mcq-paper__stem,.study-assistant__text,.study-assistant__content .ai-markdown,.solve-page__solution-text .ai-markdown,.practice-ai-panel__result-text,.ai-markdown--paper p,.ai-markdown--variant p,.ai-markdown--stem-preview p,.text-mcq-paper__option-text,.text-mcq-paper--variant .text-mcq-paper__option-text,.study-assistant__content .ai-markdown p,.solve-page__solution-text .ai-markdown p{line-height:var(--line-reading)}.ai-markdown p+p,.ai-markdown--paper p+p,.ai-markdown--variant p+p{margin-top:.55rem}.ai-markdown h3,.ai-markdown--paper h3,.ai-markdown--variant h3{font-family:var(--font-reading);line-height:1.45}:root,[data-theme=light]{color-scheme:light;--background: #f5f6f8;--foreground: #111827;--card: #ffffff;--border: #e5e7eb;--muted: #e5e7eb;--muted-foreground: #6b7280;--primary: #1e40af;--primary-hover: #1d4ed8;--primary-soft: #eff6ff;--primary-border: #bfdbfe;--input-background: #f3f3f5;--on-primary: #ffffff;--paper: #ffffff;--overlay: rgba(17, 24, 39, .45);--shadow-sm: 0 -8px 32px rgba(0, 0, 0, .15);--shadow-lg: 0 24px 48px rgba(0, 0, 0, .18);--focus-ring: rgba(30, 64, 175, .25);--badge-easy-bg: #ecfdf5;--badge-easy-fg: #047857;--badge-medium-bg: #fff7ed;--badge-medium-fg: #c2410c;--badge-hard-bg: #fff1f2;--badge-hard-fg: #be123c;--danger: #dc2626;--radius: 8px;--radius-lg: 12px;--font-ui: "Inter", ui-sans-serif, system-ui, -apple-system, sans-serif;--font-reading: "Source Sans 3", "Segoe UI", system-ui, sans-serif;font-family:var(--font-ui)}[data-theme=dark]{color-scheme:dark;--background: #0c1117;--foreground: #e8eaed;--card: #151b24;--border: #2a3441;--muted: #2a3441;--muted-foreground: #9aa4b2;--primary: #5b9cf5;--primary-hover: #7ab0f7;--primary-soft: #1a2d4a;--primary-border: #2d4a6e;--input-background: #1c2430;--on-primary: #ffffff;--paper: #ffffff;--overlay: rgba(0, 0, 0, .65);--shadow-sm: 0 -8px 32px rgba(0, 0, 0, .45);--shadow-lg: 0 24px 48px rgba(0, 0, 0, .55);--focus-ring: rgba(91, 156, 245, .35);--badge-easy-bg: #0d2818;--badge-easy-fg: #34d399;--badge-medium-bg: #2a1a0a;--badge-medium-fg: #fb923c;--badge-hard-bg: #2a1215;--badge-hard-fg: #fb7185;--danger: #f87171}*{box-sizing:border-box}html{margin:0}body{margin:0;-webkit-tap-highlight-color:transparent}#root{min-height:100dvh}.legacy-ui{background:var(--background);color:var(--foreground);line-height:1.5;-webkit-font-smoothing:antialiased;min-height:100dvh}.legacy-ui #root,html:not(.dark) body{background:var(--background);color:var(--foreground)}button,a,input,select{touch-action:manipulation}a{color:inherit;text-decoration:none}.app-shell{display:flex;flex-direction:column;height:100dvh;min-height:100dvh;overflow:hidden;background:var(--background)}.site-header{display:flex;flex-direction:column;gap:.5rem;padding:max(.5rem,env(safe-area-inset-top)) .75rem .5rem;background:var(--card);border-bottom:1px solid var(--border);flex-shrink:0;z-index:20}.site-header-row{display:flex;align-items:center;gap:.5rem;width:100%}.site-header-row--top{justify-content:space-between}.site-header-row--search{padding-bottom:.15rem}@media (min-width: 768px){.site-header{flex-direction:row;flex-wrap:wrap;align-items:center;gap:.75rem;padding:.65rem 1.5rem}.site-header-row--top{width:auto;flex:0 0 auto}.site-header-row--search{order:10;flex:1;max-width:16rem;margin-left:auto;padding-bottom:0}}.site-brand{display:flex;align-items:center;gap:.55rem;color:var(--foreground)}.site-brand-icon{width:2rem;height:2rem;border-radius:var(--radius);background:var(--primary);color:var(--on-primary);display:flex;align-items:center;justify-content:center}.site-brand-icon svg{width:1.1rem;height:1.1rem}.site-brand-title{display:block;font-size:.95rem;font-weight:700;line-height:1.1}.site-brand-sub{display:block;font-size:.68rem;color:var(--muted-foreground);line-height:1.1;margin-top:.1rem}.site-mode-tabs{display:flex;gap:.15rem;flex-shrink:0}@media (min-width: 768px){.site-mode-tabs{border-left:1px solid var(--border);padding-left:.75rem;margin-left:.25rem}}.mode-tab-label{display:none}@media (min-width: 480px){.mode-tab-label{display:inline}}.mode-tab{display:inline-flex;align-items:center;gap:.35rem;padding:.5rem .55rem;border-radius:6px;font-size:.75rem;font-weight:600;color:var(--muted-foreground);border:0;background:transparent;cursor:pointer;min-height:2.75rem;min-width:2.75rem;justify-content:center}@media (min-width: 480px){.mode-tab{padding:.35rem .65rem;min-width:0;min-height:0}}.mode-tab svg{width:.85rem;height:.85rem}.mode-tab:hover{background:var(--input-background);color:var(--foreground)}.mode-tab.active{background:var(--primary);color:var(--on-primary)}.mode-tab.disabled{opacity:.55;cursor:default}.theme-toggle{display:inline-flex;align-items:center;justify-content:center;width:2.75rem;height:2.75rem;padding:0;border:1px solid var(--border);border-radius:6px;background:var(--input-background);color:var(--foreground);cursor:pointer;flex-shrink:0}.theme-toggle svg{width:1.05rem;height:1.05rem}.theme-toggle:hover{border-color:var(--primary);color:var(--primary)}@media (min-width: 480px){.theme-toggle{width:2.25rem;height:2.25rem}}.site-exam-pills-scroll{width:100%;overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch;scrollbar-width:none;margin:0 -.75rem;padding:0 .75rem;background:var(--card)}.site-exam-pills-scroll::-webkit-scrollbar{display:none}.site-exam-pills{display:flex;gap:.35rem;width:-moz-max-content;width:max-content;min-width:100%}@media (min-width: 768px){.site-exam-pills-scroll{width:auto;flex:1;margin:0;padding:0;border-left:1px solid var(--border);padding-left:.75rem}.site-exam-pills{min-width:0;flex-wrap:wrap}}.exam-pill{padding:.45rem .75rem;border:1px solid var(--border);border-radius:999px;background:var(--card);font:inherit;font-size:.75rem;font-weight:500;color:var(--muted-foreground);cursor:pointer;white-space:nowrap;flex-shrink:0;min-height:2.25rem}.exam-pill.active,.exam-pill:hover{background:var(--primary-soft);border-color:var(--primary);color:var(--primary)}.site-search{position:relative;width:100%}@media (min-width: 768px){.site-search{max-width:16rem}}.site-search input{width:100%;padding:.65rem .75rem .65rem 2.25rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--input-background);font:inherit;font-size:1rem;min-height:2.75rem}.site-search svg{position:absolute;left:.75rem;top:50%;transform:translateY(-50%);width:.9rem;height:.9rem;color:var(--muted-foreground);pointer-events:none}.site-search input:focus{outline:2px solid var(--focus-ring);border-color:var(--primary)}.browse-shell{display:flex;flex:1;min-height:0;overflow:hidden;background:var(--background)}.filter-sidebar{width:18rem;flex-shrink:0;background:var(--card);border-right:1px solid var(--border);overflow-y:auto;display:flex;flex-direction:column}.filter-sidebar-head{display:flex;align-items:center;justify-content:space-between;gap:.5rem;padding:1rem 1.25rem;border-bottom:1px solid var(--border);font-weight:600;font-size:.9rem}.filter-sidebar-title{display:flex;align-items:center;gap:.5rem}.filter-sidebar-head svg{width:1rem;height:1rem;color:var(--primary)}.filter-count{margin:0;padding:.85rem 1.25rem;border-bottom:1px solid var(--border);font-size:.75rem;color:var(--muted-foreground)}.filter-count strong{color:var(--primary);font-weight:700}.filter-block{padding:0 1.25rem 1.1rem;display:flex;flex-direction:column;gap:.45rem}.filter-block:first-of-type{padding-top:1.1rem}.filter-label{font-size:.68rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted-foreground)}.filter-sidebar select{width:100%;padding:.65rem .75rem;border:1px solid var(--border);border-radius:6px;background:var(--card);font:inherit;font-size:1rem;min-height:2.75rem}.filter-select-second{margin-top:.35rem}.year-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:.35rem}.year-chip,.diff-chip{padding:.55rem .35rem;border:1px solid var(--border);border-radius:6px;background:var(--card);font:inherit;font-size:.8rem;font-weight:500;color:var(--foreground);cursor:pointer;min-height:2.5rem}.year-chip:hover,.diff-chip:hover{border-color:var(--primary)}.year-chip.active,.diff-chip.active{background:var(--primary);border-color:var(--primary);color:var(--on-primary)}.diff-row{display:flex;gap:.35rem}.diff-chip{flex:1}.browse-main{flex:1;min-height:0;overflow-y:auto;background:var(--background);padding:0 .75rem calc(1.5rem + env(safe-area-inset-bottom));-webkit-overflow-scrolling:touch}.browse-main>:first-child{padding-top:.75rem}@media (min-width: 768px){.browse-main{padding:0 1.5rem 2rem}.browse-main>:first-child{padding-top:1.25rem}}.browse-toolbar{display:flex;align-items:center;justify-content:space-between;gap:.75rem;margin-bottom:.75rem;position:sticky;top:0;z-index:5;background:var(--background);padding:0 0 .65rem}.browse-toolbar-left{display:flex;flex-direction:column;align-items:flex-start;gap:.5rem;min-width:0}.practice-start-btn{min-height:2.75rem;padding:.5rem 1rem;font-size:.85rem;font-weight:600;white-space:nowrap;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.practice-start-btn[aria-disabled=true]{opacity:.45;pointer-events:none}@media (min-width: 480px){.browse-toolbar-left{flex-direction:row;align-items:center}}.mobile-filter-btn{display:inline-flex;align-items:center;gap:.4rem;padding:.5rem .85rem;border:1px solid var(--border);border-radius:999px;background:var(--card);font:inherit;font-size:.85rem;font-weight:600;color:var(--foreground);cursor:pointer;min-height:2.75rem}.mobile-filter-btn svg{width:.9rem;height:.9rem;color:var(--primary)}.filter-badge{display:inline-flex;align-items:center;justify-content:center;min-width:1.25rem;height:1.25rem;padding:0 .35rem;border-radius:999px;background:var(--primary);color:var(--on-primary);font-size:.7rem;font-weight:700}@media (min-width: 769px){.mobile-filter-btn{display:none}}.active-filters{display:flex;gap:.4rem;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;margin-bottom:.85rem;padding-bottom:.15rem}.active-filters::-webkit-scrollbar{display:none}.active-filter-chip{display:inline-flex;align-items:center;gap:.35rem;padding:.4rem .65rem;border:1px solid var(--primary-border);border-radius:999px;background:var(--primary-soft);color:var(--primary);font:inherit;font-size:.78rem;font-weight:600;white-space:nowrap;flex-shrink:0;min-height:2.25rem}.active-filter-clear{border:0;background:transparent;color:var(--muted-foreground);font:inherit;font-size:.78rem;font-weight:600;white-space:nowrap;flex-shrink:0;padding:.4rem .25rem;min-height:2.25rem}.browse-showing{margin:0;font-size:.85rem;color:var(--muted-foreground)}.view-toggle{display:flex;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.view-btn{padding:.5rem .65rem;border:0;background:var(--card);color:var(--muted-foreground);cursor:pointer;font-size:.9rem;min-width:2.75rem;min-height:2.75rem}.view-btn.active{background:var(--primary);color:var(--on-primary)}.q-grid{display:grid;grid-template-columns:1fr;gap:.85rem}@media (min-width: 640px){.q-grid{grid-template-columns:repeat(2,1fr);gap:1rem}}@media (min-width: 1100px){.q-grid{grid-template-columns:repeat(3,1fr)}}.q-grid--list{grid-template-columns:1fr}.q-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column}.q-card-head{display:flex;align-items:flex-start;justify-content:space-between;gap:.5rem;padding:.65rem .75rem;border-bottom:1px solid var(--border)}.q-card-head-left{display:flex;align-items:center;gap:.45rem;min-width:0}.q-card-num{width:1.35rem;height:1.35rem;border-radius:999px;background:var(--primary-soft);color:var(--primary);font-size:.7rem;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}.q-card-crumb{font-size:.72rem;font-weight:600;color:var(--foreground);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.q-card-dot{margin:0 .2rem;color:var(--muted-foreground)}.q-card-badges{display:flex;gap:.3rem;flex-shrink:0}.badge{font-size:.62rem;font-weight:600;padding:.15rem .4rem;border-radius:999px}.badge-easy{background:var(--badge-easy-bg);color:var(--badge-easy-fg)}.badge-medium{background:var(--badge-medium-bg);color:var(--badge-medium-fg)}.badge-hard{background:var(--badge-hard-bg);color:var(--badge-hard-fg)}.badge-year{background:var(--input-background);color:var(--muted-foreground)}.q-card-preview{display:block;min-height:9rem;background:var(--paper);border-bottom:1px solid var(--border)}.q-card-preview img{width:100%;height:auto;display:block;background:var(--paper)}.q-card-preview-text{display:flex;align-items:center;justify-content:center;min-height:9rem;padding:1rem;font-size:1.35rem;font-weight:700;color:var(--foreground);text-align:center}.q-card-foot{display:flex;align-items:center;gap:.65rem;padding:.55rem .75rem;font-size:.72rem;color:var(--muted-foreground)}.q-card-meta{display:inline-flex;align-items:center;gap:.25rem}.q-card-meta svg{width:.75rem;height:.75rem}.q-card-view{margin-left:auto;padding:.45rem .85rem;border:1px solid var(--border);border-radius:6px;font-size:.8rem;font-weight:600;color:var(--foreground);min-height:2.5rem;display:inline-flex;align-items:center}.q-card-view:hover{border-color:var(--primary);color:var(--primary)}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;background:var(--overlay);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:flex-end;justify-content:center;padding:0;overscroll-behavior:contain}@media (min-width: 640px){.modal-backdrop{align-items:center;padding:1rem}}.modal-dialog{width:100%;max-height:96dvh;overflow-y:auto;background:var(--card);border-radius:var(--radius-lg) var(--radius-lg) 0 0;box-shadow:var(--shadow-sm);padding:1rem 1rem calc(.75rem + env(safe-area-inset-bottom));-webkit-overflow-scrolling:touch}@media (min-width: 640px){.modal-dialog{width:min(720px,100%);max-height:min(90dvh,900px);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:1.25rem 1.5rem 1rem}}.modal-header{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;margin-bottom:.85rem}.modal-header h2{margin:0 0 .35rem;font-size:1.15rem;font-weight:700}.modal-header-right{display:flex;align-items:center;gap:.75rem}.modal-progress{font-size:.85rem;color:var(--muted-foreground)}.modal-close{border:0;background:var(--input-background);font-size:1.35rem;line-height:1;color:var(--muted-foreground);cursor:pointer;width:2.75rem;height:2.75rem;border-radius:999px;display:flex;align-items:center;justify-content:center}.modal-meta{display:flex;flex-wrap:wrap;gap:.75rem 1.25rem;padding-bottom:.85rem;margin-bottom:.85rem;border-bottom:1px solid var(--border);font-size:.8rem;color:var(--muted-foreground)}.modal-meta span{display:inline-flex;align-items:center;gap:.35rem}.modal-meta svg{width:.85rem;height:.85rem}.modal-section-label{margin:0 0 .5rem;font-size:.68rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted-foreground)}.modal-question-body{display:flex;justify-content:center;border:1px solid var(--border);border-radius:var(--radius);background:var(--paper);overflow:auto;margin-bottom:.85rem;padding:.5rem}.modal-img{display:block;width:auto;height:auto;max-width:min(100%,42rem);max-height:min(32rem,68vh);margin-inline:auto;-o-object-fit:contain;object-fit:contain;background:var(--paper)}.modal-placeholder{margin:0;padding:2.5rem 1rem;text-align:center;font-size:1.5rem;font-weight:700}.show-answer-btn{display:inline-flex;align-items:center;gap:.45rem;width:100%;justify-content:center;padding:.85rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--input-background);font:inherit;font-size:1rem;font-weight:600;cursor:pointer;min-height:3rem}.show-answer-btn svg{width:1rem;height:1rem}.show-answer-btn:hover{border-color:var(--primary)}.modal-answer{margin-top:.5rem}.modal-answer-text{margin:0 0 .75rem;font-size:.95rem}.kbd-hint{font-size:.75rem;color:var(--muted-foreground);font-weight:500}@media (max-width: 639px){.kbd-hint{display:none}}.modal-footer{display:grid;grid-template-columns:1fr 1fr;gap:.65rem;margin-top:1rem;padding-top:1rem;border-top:1px solid var(--border);position:sticky;bottom:0;background:var(--card)}.modal-nav-hint{grid-column:1 / -1;font-size:.72rem;color:var(--muted-foreground);text-align:center;order:-1}@media (min-width: 640px){.modal-footer{display:flex;align-items:center;justify-content:space-between;position:static}.modal-nav-hint{order:0;flex:1;text-align:center}}.btn{padding:.65rem 1rem;border-radius:6px;border:1px solid var(--border);background:var(--card);color:var(--foreground);font:inherit;font-size:.9rem;font-weight:500;cursor:pointer;min-height:2.75rem}.btn-nav{width:100%}.btn.primary{background:var(--primary);border-color:var(--primary);color:var(--on-primary)}.btn-block{width:100%}.btn.primary:hover:not(:disabled){background:var(--primary-hover);border-color:var(--primary-hover);color:var(--on-primary)}.btn:hover:not(:disabled){border-color:var(--primary)}.btn:disabled{opacity:.4;cursor:not-allowed}.btn.danger{border-color:#ef444480;color:#fecaca;background:#7f1d1d59}.btn.danger:hover:not(:disabled){border-color:#ef4444;background:#b91c1c73}.btn-primary-nav{font-weight:600}.pager{display:flex;align-items:center;justify-content:center;gap:.75rem;margin-top:1.25rem;flex-wrap:wrap}.pager .btn{flex:1;max-width:9rem}@media (min-width: 480px){.pager .btn{flex:0 0 auto;max-width:none}}.muted{color:var(--muted-foreground)}.error-text{color:var(--danger)}.state-msg{padding:2rem 0}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.25rem}.empty-card h2{margin-top:0}@media (max-width: 768px){.filter-sidebar{display:none}}.filter-drawer-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:60;background:var(--overlay);display:flex;align-items:flex-end;overscroll-behavior:contain}.filter-drawer{width:100%;max-height:88dvh;overflow-y:auto;background:var(--card);border-radius:var(--radius-lg) var(--radius-lg) 0 0;box-shadow:var(--shadow-sm);padding-bottom:env(safe-area-inset-bottom);-webkit-overflow-scrolling:touch}.filter-drawer-close{border:0;background:var(--input-background);width:2.5rem;height:2.5rem;border-radius:999px;font-size:1.35rem;line-height:1;color:var(--muted-foreground);cursor:pointer}.filter-drawer-actions{padding:.75rem 1.25rem 1.25rem;position:sticky;bottom:0;background:linear-gradient(transparent,var(--card) 20%)}.browse-shell--solo{display:block}.coming-soon{max-width:28rem;margin:2rem auto;text-align:center;padding:2rem 1.5rem}.coming-soon-icon{font-size:2.5rem;margin-bottom:.75rem}.coming-soon h2{margin:0 0 .5rem;font-size:1.35rem}.coming-soon-lead{margin:0 0 .75rem;color:var(--text-secondary, var(--foreground))}.coming-soon-note{margin:0 0 1.25rem;font-size:.9rem}.coming-soon-pill{opacity:.85}.pill-soon,.chip-soon{font-size:.58rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;margin-left:.25rem;color:var(--muted-foreground)}.exam-pill.coming-soon-pill.active{background:var(--input-background);color:var(--muted-foreground);border-color:var(--border)}.year-chip.soon{opacity:.55;cursor:not-allowed;flex-direction:column;gap:.1rem;line-height:1.1}.neet-import-hint{margin-bottom:1rem;padding:1rem 1.15rem}.neet-import-hint h2{margin:0 0 .5rem;font-size:1.05rem}.neet-import-hint code{display:inline-block;margin:.35rem 0}.auth-page{display:flex;align-items:center;justify-content:center;min-height:0;flex:1;padding:1.5rem .75rem}.auth-card{width:100%;max-width:22rem}.auth-card h1{margin:0 0 .35rem;font-size:1.35rem}.auth-form{display:flex;flex-direction:column;gap:.85rem;margin-top:1.25rem}.auth-form label{display:flex;flex-direction:column;gap:.35rem;font-size:.8rem;font-weight:600;color:var(--muted-foreground)}.auth-form input{padding:.65rem .75rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--input-background);font:inherit;font-size:1rem;color:var(--foreground)}.auth-footer{margin:1rem 0 0;font-size:.85rem;text-align:center}.user-chip{border:1px solid var(--border);border-radius:999px;padding:.35rem .65rem;font-size:.72rem;font-weight:600;background:var(--input-background);color:var(--foreground);max-width:6rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;cursor:pointer}.user-chip--link{display:inline-flex;align-items:center;text-decoration:none}.user-progress-panel{display:flex;align-items:center;gap:.35rem;flex-shrink:0}@media (min-width: 1024px){.legacy-ui .auth-page{max-width:28rem;margin:2.5rem auto 3rem;padding:0 1rem}.legacy-ui .practice-question-page,.legacy-ui .practice-landing{max-width:48rem;margin:0 auto;padding-left:0;padding-right:0}}.user-progress-scores{display:inline-flex;align-items:center;gap:.25rem;padding:.35rem .55rem;border:1px solid var(--primary-border);border-radius:999px;background:var(--primary-soft);font-size:.68rem;font-weight:600;color:var(--primary);text-decoration:none;white-space:nowrap}.user-progress-marks strong{font-size:.8rem}.user-progress-dot{opacity:.5}.user-logout-btn{border:1px solid var(--border);border-radius:6px;padding:.35rem .5rem;font-size:.68rem;font-weight:600;background:var(--card);color:var(--muted-foreground);cursor:pointer}.user-logout-btn:hover{border-color:var(--danger);color:var(--danger)}.user-session-hint{display:none;font-size:.68rem;color:var(--muted-foreground);max-width:5rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}@media (min-width: 768px){.user-session-hint{display:inline}}.practice-session-note{margin:0 0 1rem;font-size:.85rem}.practice-pack-scores,.practice-recent-sessions{margin-top:1.25rem;padding-top:1rem;border-top:1px solid var(--border)}.practice-pack-list{list-style:none;margin:.5rem 0 0;padding:0;display:flex;flex-direction:column;gap:.5rem}.practice-pack-list li{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.35rem;font-size:.85rem}.practice-pack-list strong{color:var(--foreground)}.practice-landing{width:100%;max-width:none;margin:0}.practice-config{margin-bottom:1rem}.practice-config h2{margin:0 0 1rem;font-size:1.05rem}.practice-login-hint{margin:0 0 1rem;padding:.65rem .85rem;border-radius:var(--radius);background:var(--primary-soft);font-size:.85rem}.practice-exam-row{display:flex;flex-wrap:wrap;gap:.35rem}.practice-adaptive-toggle{display:flex;align-items:center;gap:.5rem;margin:.75rem 0;font-size:.9rem}.practice-start{margin-top:.5rem}.practice-note,.practice-browse-link{font-size:.8rem;text-align:center}.practice-stats{margin-bottom:1rem}.practice-stats h2{margin:0 0 .75rem;font-size:1rem}.practice-stats-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem;text-align:center}@media (min-width: 640px){.practice-stats-grid{grid-template-columns:repeat(4,1fr)}}.practice-stat-value{display:block;font-size:1.35rem;font-weight:700;color:var(--primary)}.practice-run{max-width:40rem;margin:0 auto}.practice-run-bar{height:4px;background:var(--border);border-radius:999px;overflow:hidden;margin-bottom:1rem}.practice-run-progress{height:100%;background:var(--primary);transition:width .25s ease}.practice-run-head{display:flex;justify-content:space-between;gap:1rem;margin-bottom:1rem;flex-wrap:wrap}.practice-run-head h1{margin:.25rem 0;font-size:1.1rem}.practice-run-score{text-align:right}.practice-run-score strong{font-size:1.35rem;color:var(--primary)}.option-grid{display:grid;grid-template-columns:1fr 1fr;gap:.5rem;margin-bottom:1rem}.option-btn{display:flex;align-items:center;gap:.5rem;padding:.75rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--card);font:inherit;font-size:.9rem;font-weight:500;cursor:pointer;text-align:left}.option-btn.active{border-color:var(--primary);background:var(--primary-soft);color:var(--primary)}.option-num{width:1.75rem;height:1.75rem;border-radius:999px;background:var(--input-background);display:inline-flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0}.option-btn.active .option-num{background:var(--primary);color:var(--on-primary)}.submit-result{padding:1rem;border-radius:var(--radius-lg);border:1px solid var(--border);margin-top:1rem}.submit-result.correct{border-color:#34d399;background:var(--badge-easy-bg)}.submit-result.wrong{border-color:#fb7185;background:var(--badge-hard-bg)}.submit-result h2{margin:0 0 .5rem;font-size:1.1rem}.rating-block{margin:1rem 0}.star-row{display:flex;gap:.35rem}.star-btn{border:0;background:transparent;font-size:1.5rem;color:var(--muted-foreground);cursor:pointer;padding:.15rem}.star-btn.active{color:#f59e0b}