@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/dashboard/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2) format("woff2"),url(/dashboard/assets/KaTeX_AMS-Regular-DMm9YOAa.woff) format("woff"),url(/dashboard/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(/dashboard/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2) format("woff2"),url(/dashboard/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff) format("woff"),url(/dashboard/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(/dashboard/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2) format("woff2"),url(/dashboard/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff) format("woff"),url(/dashboard/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(/dashboard/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2) format("woff2"),url(/dashboard/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff) format("woff"),url(/dashboard/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(/dashboard/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2) format("woff2"),url(/dashboard/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff) format("woff"),url(/dashboard/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(/dashboard/assets/KaTeX_Main-Bold-Cx986IdX.woff2) format("woff2"),url(/dashboard/assets/KaTeX_Main-Bold-Jm3AIy58.woff) format("woff"),url(/dashboard/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(/dashboard/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2) format("woff2"),url(/dashboard/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff) format("woff"),url(/dashboard/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(/dashboard/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2) format("woff2"),url(/dashboard/assets/KaTeX_Main-Italic-BMLOBm91.woff) format("woff"),url(/dashboard/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(/dashboard/assets/KaTeX_Main-Regular-B22Nviop.woff2) format("woff2"),url(/dashboard/assets/KaTeX_Main-Regular-Dr94JaBh.woff) format("woff"),url(/dashboard/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(/dashboard/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2) format("woff2"),url(/dashboard/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff) format("woff"),url(/dashboard/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(/dashboard/assets/KaTeX_Math-Italic-t53AETM-.woff2) format("woff2"),url(/dashboard/assets/KaTeX_Math-Italic-DA0__PXp.woff) format("woff"),url(/dashboard/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(/dashboard/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2) format("woff2"),url(/dashboard/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff) format("woff"),url(/dashboard/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(/dashboard/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2) format("woff2"),url(/dashboard/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff) format("woff"),url(/dashboard/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(/dashboard/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2) format("woff2"),url(/dashboard/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff) format("woff"),url(/dashboard/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(/dashboard/assets/KaTeX_Script-Regular-D3wIWfF6.woff2) format("woff2"),url(/dashboard/assets/KaTeX_Script-Regular-D5yQViql.woff) format("woff"),url(/dashboard/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(/dashboard/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2) format("woff2"),url(/dashboard/assets/KaTeX_Size1-Regular-C195tn64.woff) format("woff"),url(/dashboard/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(/dashboard/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2) format("woff2"),url(/dashboard/assets/KaTeX_Size2-Regular-oD1tc_U0.woff) format("woff"),url(/dashboard/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(/dashboard/assets/KaTeX_Size3-Regular-CTq5MqoE.woff) format("woff"),url(/dashboard/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(/dashboard/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2) format("woff2"),url(/dashboard/assets/KaTeX_Size4-Regular-BF-4gkZK.woff) format("woff"),url(/dashboard/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(/dashboard/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2) format("woff2"),url(/dashboard/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff) format("woff"),url(/dashboard/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:"0.16.47"}.katex .katex-mathml{border:0;-webkit-clip-path:inset(50%);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:-webkit-min-content;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}:root{--bg: #F5F2EA;--ink: #0A1730;--text: #17243B;--muted: #667188;--panel: #FBF7EE;--panel-strong: #FFFDF8;--border: #E5DECF;--border-soft: rgba(16, 24, 47, .08);--navy: #07152D;--blue: #315B8F;--gold: #EAAA44;--gold-strong: #805006;--gold-soft: #FFF0C8;--emerald: #B1760E;--emerald-dark: #805006;--emerald-soft: #FFF0C8;--amber: #EAAA44;--coral: #f06449;--plum: #384F78;--accent: var(--emerald);--accent-strong: var(--emerald-dark);--ring: rgba(177, 118, 14, .32);--radius: 16px;--radius-lg: 22px;--radius-sm: 10px;--shadow-sm: 0 6px 18px rgba(16, 24, 47, .06);--shadow-md: 0 18px 48px rgba(16, 24, 47, .1);--shadow-lg: 0 26px 70px rgba(16, 24, 47, .16);--glow: 0 14px 40px rgba(177, 118, 14, .28);--ease: cubic-bezier(.22, 1, .36, 1)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:var(--text);background:radial-gradient(1100px 620px at 100% -10%,rgba(177,118,14,.1),transparent 60%),radial-gradient(900px 520px at -10% 8%,rgba(240,166,41,.08),transparent 55%),linear-gradient(180deg,#fffaf0e6,#f7f3e8fa),var(--bg);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}::selection{background:#b1760e38}:focus-visible{outline:3px solid var(--ring);outline-offset:2px;border-radius:6px}.app{display:grid;grid-template-columns:312px 1fr;min-height:100vh}.sidebar{position:relative;display:flex;flex-direction:column;background:linear-gradient(180deg,rgba(177,118,14,.1),transparent 26%),linear-gradient(180deg,#ffffffb3,#fffaf08c),var(--panel);border-right:1px solid var(--border);box-shadow:24px 0 60px -40px #10182f40;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);overflow:hidden;max-height:100vh}.brand{display:flex;align-items:center;gap:.75rem;color:var(--navy);text-decoration:none}.brand-mark{display:block;object-fit:cover;width:44px;height:44px;border-radius:14px;border:1px solid rgba(234,170,68,.38);background:var(--navy);box-shadow:0 10px 28px #07152d33,inset 0 0 0 1px #fff0c814}.brand strong,.brand small{display:block}.brand strong{font-size:1.18rem;font-weight:900;letter-spacing:.02em;color:var(--navy)}.brand small{color:var(--muted);font-size:.78rem;margin-top:.1rem;font-weight:600}.sidebar-top{padding:1.15rem 1rem;border-bottom:1px solid var(--border)}.side-menu{display:grid;gap:.3rem;margin-top:1.25rem}.side-menu-item{display:flex;align-items:center;gap:.75rem;min-height:44px;padding:.55rem .7rem;color:#47506180;color:#4a5566;text-decoration:none;border:1px solid transparent;border-radius:12px;font-size:.95rem;font-weight:750;transition:color .18s var(--ease),background .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease)}.side-menu-item:hover{color:var(--navy);background:#b1760e14;transform:translate(2px)}.side-menu-item.active{color:var(--emerald-dark);background:linear-gradient(135deg,var(--emerald-soft),rgba(255,255,255,.6));border-color:#b1760e47;box-shadow:0 8px 20px -12px #b1760e80}.side-icon{display:grid;place-items:center;width:30px;height:30px;border-radius:9px;background:#0c1f240f;color:var(--navy);font-size:.78rem;font-weight:900;transition:background .18s var(--ease),color .18s var(--ease)}.side-menu-item.active .side-icon{background:var(--emerald);color:#fbf7ee;box-shadow:0 6px 16px -6px #b1760eb3}.sidebar-section-title{color:var(--muted);font-size:.72rem;font-weight:800;letter-spacing:.08em;margin:.15rem 0 .65rem;text-transform:uppercase}.topic-section h2{font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--emerald-dark);margin:1.35rem 0 .5rem;font-weight:800}.topic-section details{margin:.2rem 0;border-radius:10px}.topic-section summary{cursor:pointer;font-weight:700;padding:.4rem .5rem;color:var(--navy);border-radius:8px;list-style:none;transition:background .16s var(--ease)}.topic-section summary::-webkit-details-marker{display:none}.topic-section summary:before{content:"›";display:inline-block;margin-right:.5rem;color:var(--emerald);font-weight:900;transition:transform .18s var(--ease)}.topic-section details[open]>summary:before{transform:rotate(90deg)}.topic-section summary:hover{background:#b1760e12}.topic-section ul{list-style:none;padding-left:1.1rem;border-left:1px solid var(--border);margin:.2rem 0 .5rem .55rem}.topic-section a{display:block;padding:.3rem .5rem;color:var(--muted);text-decoration:none;border-radius:8px;font-size:.9rem;transition:color .16s var(--ease),background .16s var(--ease)}.topic-section a:hover{color:var(--navy);background:#b1760e14}.topic-section a.active{color:var(--emerald-dark);font-weight:700;background:var(--emerald-soft)}.sidebar-profile{display:flex;align-items:center;gap:.65rem;padding:.85rem 1rem;border-top:1px solid var(--border);background:linear-gradient(180deg,#ffffff8c,#fffaf0d9)}.profile-link{display:flex;align-items:center;gap:.65rem;min-width:0;flex:1;color:var(--text);text-decoration:none;border-radius:12px;padding:.15rem;transition:background .16s var(--ease)}.profile-link:hover{background:#b1760e12}.profile-avatar{display:grid;place-items:center;flex:0 0 40px;width:40px;height:40px;border-radius:12px;background:linear-gradient(140deg,var(--navy),#143a33);color:#f0cd7b;font-weight:900;box-shadow:inset 0 1px #ffffff1f}.profile-copy{min-width:0}.profile-copy strong,.profile-copy small{display:block}.profile-copy strong{overflow:hidden;color:var(--navy);font-size:.9rem;font-weight:800;text-overflow:ellipsis;white-space:nowrap}.profile-copy small{color:var(--muted);font-size:.74rem;margin-top:.1rem}.logout-button{flex:0 0 auto;padding:.45rem .6rem;border:1px solid var(--border);border-radius:10px;background:var(--panel-strong);color:var(--muted);cursor:pointer;font:inherit;font-size:.78rem;font-weight:700;transition:color .16s var(--ease),border-color .16s var(--ease),background .16s var(--ease)}.logout-button:hover{color:var(--coral);border-color:#f0644973;background:#f064490f}.content{padding:2.25rem 3rem 3.5rem;overflow-y:auto;max-height:100vh}.prose{max-width:760px;line-height:1.75;color:var(--text)}.prose h1,.prose h2,.prose h3{line-height:1.25;color:var(--navy);letter-spacing:-.01em}.prose a{color:var(--emerald-dark);text-decoration-color:#80500659;text-underline-offset:2px}.prose table{border-collapse:collapse;width:100%;border-radius:12px;overflow:hidden}.prose th,.prose td{border:1px solid var(--border);padding:.45rem .75rem}.prose th{background:var(--emerald-soft);color:var(--navy)}.prose code{background:#0c1f240f;color:var(--emerald-dark);padding:.12rem .36rem;border-radius:6px;font-size:.9em}.tabs{display:flex;gap:.25rem;border-bottom:1px solid var(--border);margin:1rem 0 1.5rem}.tab{background:none;border:none;color:var(--muted);padding:.65rem 1rem;cursor:pointer;font:inherit;font-size:.95rem;font-weight:700;border-bottom:2px solid transparent;margin-bottom:-1px;transition:color .16s var(--ease),border-color .16s var(--ease)}.tab:hover{color:var(--navy)}.tab.active{color:var(--emerald-dark);border-bottom-color:var(--emerald)}.practice-exam,.practice-results{max-width:760px;overflow:hidden;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--panel-strong);box-shadow:var(--shadow-md)}.practice-header{display:flex;align-items:flex-end;justify-content:space-between;gap:1rem;padding:1.25rem 1.5rem 1rem;background:color-mix(in srgb,var(--emerald-soft) 48%,var(--panel-strong))}.practice-kicker{margin:0 0 .25rem;color:var(--emerald-dark);font-size:.73rem;font-weight:900;letter-spacing:.11em;text-transform:uppercase}.practice-position{margin:0;color:var(--navy);font-size:1rem}.practice-position strong{font-size:1.2rem}.practice-answered-count{color:var(--muted);font-size:.82rem;font-weight:700}.practice-progress{height:5px;overflow:hidden;background:var(--border)}.practice-progress span{display:block;width:100%;height:100%;background:var(--emerald);transform-origin:left;transition:transform .35s var(--ease)}.practice-question{min-height:360px;padding:clamp(1.5rem,4vw,2.5rem)}.practice-question h2{max-width:650px;margin:0 0 1.5rem;color:var(--navy);font-size:clamp(1.15rem,2.2vw,1.45rem);line-height:1.55;letter-spacing:-.01em}.question-image{display:block;width:auto;max-width:100%;height:auto;max-height:min(420px,52vh);margin:0 0 1.5rem;border:1px solid var(--border);border-radius:14px;background:var(--panel);object-fit:contain}.question-image-review{max-height:260px;margin-top:.8rem;margin-bottom:.8rem}.practice-options{display:grid;gap:.7rem;margin:0;padding:0;border:0}.practice-option{display:grid;grid-template-columns:2.1rem minmax(0,1fr) auto;align-items:center;gap:.8rem;min-height:54px;padding:.6rem .85rem;border:1px solid var(--border);border-radius:12px;background:var(--panel);cursor:pointer;transition:border-color .16s var(--ease),background .16s var(--ease),transform .16s var(--ease)}.practice-option:hover:not(.is-muted){border-color:#b1760e7a;transform:translate(3px)}.practice-option input{position:absolute;opacity:0;pointer-events:none}.practice-option:has(input:focus-visible){outline:3px solid var(--ring);outline-offset:2px}.practice-option-key{display:grid;place-items:center;width:2.1rem;height:2.1rem;border:1px solid var(--border);border-radius:50%;color:var(--navy);background:var(--panel-strong);font-weight:900}.practice-option-text{line-height:1.45}.practice-option.is-selected{border-color:var(--emerald);background:var(--emerald-soft)}.practice-option.is-selected .practice-option-key,.practice-option.is-correct .practice-option-key{border-color:var(--emerald);color:#fbf7ee;background:var(--emerald)}.practice-option.is-wrong{border-color:color-mix(in srgb,var(--coral) 55%,var(--border));background:color-mix(in srgb,var(--coral) 9%,var(--panel-strong))}.practice-option.is-wrong .practice-option-key{border-color:var(--coral);color:#fbf7ee;background:var(--coral)}.practice-option.is-muted{cursor:default;opacity:.62}.practice-option.is-correct,.practice-option.is-wrong{opacity:1}.practice-option-mark{color:var(--emerald-dark);font-size:1.25rem;font-weight:900}.practice-option.is-wrong .practice-option-mark{color:var(--coral)}.practice-open-answer{display:grid;gap:.45rem;color:var(--navy);font-size:.84rem;font-weight:800}.practice-open-answer input{width:100%;min-height:50px;padding:.75rem .9rem;border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--ink);background:var(--panel);font:inherit}.practice-open-answer input:focus{outline:none;border-color:var(--emerald);box-shadow:0 0 0 4px var(--ring)}.practice-feedback{margin-top:1.25rem;padding:1rem 1.1rem;border-radius:12px;color:var(--emerald-dark);background:var(--emerald-soft)}.practice-feedback.is-wrong{color:#8c3828;background:color-mix(in srgb,var(--coral) 11%,var(--panel-strong))}.practice-feedback p{margin:.4rem 0 0;line-height:1.5}.practice-actions{display:flex;justify-content:flex-end;padding:1rem 1.5rem 1.25rem;border-top:1px solid var(--border-soft)}.practice-results{padding:clamp(1.75rem,5vw,3rem);text-align:center}.practice-results h2{margin:.2rem 0 1.35rem;color:var(--navy);font-size:clamp(1.7rem,4vw,2.4rem)}.practice-score{display:grid;place-items:center;align-content:center;width:138px;height:138px;margin:0 auto 1.5rem;border:10px solid var(--emerald-soft);border-radius:50%;color:var(--emerald-dark);background:var(--panel)}.practice-score strong{font-size:2.6rem;line-height:1}.practice-score span{margin-top:.3rem;font-size:.76rem;font-weight:800}.practice-result-counts{display:grid;grid-template-columns:repeat(3,1fr);max-width:480px;margin:0 auto 1.35rem;border-block:1px solid var(--border)}.practice-result-count{display:grid;gap:.2rem;padding:1rem .6rem}.practice-result-count+.practice-result-count{border-left:1px solid var(--border)}.practice-result-count span{color:var(--muted);font-size:.78rem;font-weight:700}.practice-result-count strong{color:var(--navy);font-size:1.7rem}.practice-result-count.is-correct strong{color:var(--emerald-dark)}.practice-result-count.is-wrong strong{color:var(--coral)}.practice-result-note,.practice-save-status{max-width:520px;margin:0 auto 1.25rem;color:var(--muted);line-height:1.55}.practice-save-status{font-size:.84rem}.practice-save-status.is-error{color:var(--coral)}.muted{color:var(--muted)}.error{color:var(--coral);font-weight:600}.auth-row{display:flex;align-items:center;justify-content:space-between;gap:.5rem;font-size:.85rem;margin-bottom:.75rem}.auth-row a{color:var(--emerald-dark);text-decoration:none;font-weight:700}.nav.quick,.quick{margin-bottom:1rem}.quick a{display:block;padding:.38rem .45rem;color:var(--muted);text-decoration:none;border-radius:8px;transition:color .16s var(--ease),background .16s var(--ease)}.quick a:hover,.quick a.active{color:var(--emerald-dark);background:var(--emerald-soft)}.link{background:none;border:none;color:var(--emerald-dark);cursor:pointer;padding:0;font:inherit;font-weight:700;text-decoration:underline;text-underline-offset:2px}.placeholder-screen{max-width:760px}.eyebrow{display:inline-flex;align-items:center;gap:.5rem;color:var(--emerald-dark);font-size:.78rem;font-weight:900;letter-spacing:.12em;margin:0 0 .6rem;text-transform:uppercase}.placeholder-screen h1{margin:0 0 .75rem;color:var(--navy)}.auth-page{min-height:100vh;display:grid;grid-template-columns:minmax(360px,.92fr) minmax(520px,1.08fr);background:#f7f3ea}.auth-intro{position:relative;isolation:isolate;display:flex;flex-direction:column;min-height:100vh;padding:clamp(2rem,5vw,4.75rem);overflow:hidden;color:#f7e8c4;background:linear-gradient(rgba(234,170,68,.065) 1px,transparent 1px),linear-gradient(90deg,rgba(234,170,68,.065) 1px,transparent 1px),#07152d;background-size:48px 48px}.auth-intro:after{content:"";position:absolute;z-index:-1;right:-18%;bottom:-22%;width:min(44vw,620px);aspect-ratio:1;border:1px solid rgba(234,170,68,.15);border-radius:50%;box-shadow:0 0 0 70px #eaaa4409,0 0 0 140px #eaaa4406}.auth-brand{display:inline-flex;align-items:center;align-self:flex-start;gap:.8rem;color:#fff9ea;text-decoration:none}.auth-brand-mark{display:block;object-fit:cover;width:44px;height:44px;border-radius:13px 13px 13px 4px;border:1px solid rgba(234,170,68,.45);background:#07152d}.auth-brand strong,.auth-brand small{display:block}.auth-brand strong{font-size:1rem;letter-spacing:.01em}.auth-brand small{margin-top:.12rem;color:#b9c4d7;font-size:.72rem;font-weight:650}.auth-intro-copy{max-width:580px;margin:auto 0;padding-block:clamp(4rem,14vh,9rem)}.auth-kicker{margin:0 0 1.2rem;color:#e7b957;font-size:.76rem;font-weight:850;letter-spacing:.14em;text-transform:uppercase}.auth-intro-copy h2{max-width:11ch;margin:0;color:#fff9ea;font-family:Iowan Old Style,Palatino Linotype,Palatino,Georgia,serif;font-size:clamp(3rem,5.8vw,5.9rem);font-weight:600;letter-spacing:-.055em;line-height:.98}.auth-intro-copy>p:last-child{max-width:50ch;margin:1.75rem 0 0;color:#c7cdda;font-size:clamp(.98rem,1.35vw,1.12rem);line-height:1.7}.auth-proof{display:flex;flex-wrap:wrap;gap:.65rem 1.5rem;color:#c3cad8;font-size:.72rem;font-weight:750;letter-spacing:.045em;text-transform:uppercase}.auth-proof span{display:inline-flex;align-items:center;gap:.55rem}.auth-proof span:before{content:"";width:5px;height:5px;border-radius:50%;background:#eaaa44}.auth-watermark{position:absolute;z-index:-1;right:-.03em;bottom:-.12em;color:#eaaa4409;font-family:Iowan Old Style,Palatino Linotype,Palatino,Georgia,serif;font-size:clamp(9rem,19vw,19rem);font-weight:700;letter-spacing:-.08em;line-height:1;pointer-events:none;-webkit-user-select:none;user-select:none}.auth-panel{display:grid;place-items:center;min-height:100vh;padding:clamp(2rem,6vw,6rem);background:radial-gradient(circle at 100% 0%,rgba(177,118,14,.075),transparent 34%),#f7f3ea}.auth-panel-inner{width:min(100%,460px)}.auth-back-link{display:inline-flex;margin-bottom:clamp(2.5rem,7vh,5rem);color:#657169;font-size:.82rem;font-weight:750;text-decoration:none;transition:color .18s var(--ease),transform .18s var(--ease)}.auth-back-link:hover{color:var(--emerald-dark);transform:translate(-3px)}.auth-form-header{margin-bottom:2rem}.auth-form-eyebrow{margin:0 0 .65rem;color:var(--emerald-dark)!important;font-size:.75rem!important;font-weight:850;letter-spacing:.12em;text-transform:uppercase}.auth-form-header h1{margin:0;color:var(--navy);font-family:Iowan Old Style,Palatino Linotype,Palatino,Georgia,serif;font-size:clamp(2.35rem,4.5vw,3.6rem);font-weight:600;letter-spacing:-.045em;line-height:1.05}.auth-form-header p:last-child{margin:.9rem 0 0;color:#687269;font-size:.95rem;line-height:1.55}.auth-form{display:flex;flex-direction:column;gap:1rem}.auth-form label{display:flex;flex-direction:column;gap:.45rem;font-size:.8rem;font-weight:800;color:var(--navy)}.auth-form input{width:100%;min-height:52px;padding:.8rem .9rem;border:1px solid #d7d6ca;border-radius:11px;background:#fffdf7;color:var(--ink);font:inherit;font-size:.96rem;transition:border-color .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease)}.auth-form input::placeholder{color:#9ba099}.auth-form input:focus{outline:none;border-color:var(--emerald);background:#fffefa;box-shadow:0 0 0 4px #b1760e21}.auth-password-field{position:relative;display:block}.auth-password-field input{padding-right:5rem}.auth-password-toggle{position:absolute;top:50%;right:.7rem;padding:.35rem .45rem;border:0;border-radius:6px;color:var(--emerald-dark);background:transparent;cursor:pointer;font:inherit;font-size:.74rem;font-weight:800;transform:translateY(-50%)}.auth-password-toggle:hover{background:var(--emerald-soft)}.auth-error{margin:0;padding:.75rem .85rem;border-radius:9px;color:#893a2b;background:#f9e7e1;font-size:.82rem;font-weight:700;line-height:1.45}.auth-success{margin:0 0 1rem;padding:.78rem .88rem;border:1px solid rgba(33,104,78,.2);border-radius:9px;color:#195f46;background:#e7f2eb;font-size:.82rem;font-weight:700;line-height:1.45}.auth-forgot-link{align-self:flex-end;margin-top:-.35rem;color:var(--emerald-dark);font-size:.78rem;font-weight:800;text-decoration-color:#80500659;text-underline-offset:3px}.auth-form .auth-code-input{font-size:1.2rem;font-weight:850;letter-spacing:.3em;text-align:center}.auth-submit{display:inline-flex;align-items:center;justify-content:space-between;min-height:54px;margin-top:.45rem;padding:.8rem 1rem .8rem 1.15rem;border:0;border-radius:11px;color:#fff9ea;background:#8c5907;cursor:pointer;font:inherit;font-size:.92rem;font-weight:850;box-shadow:0 12px 30px -18px #805006cc;transition:background .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease)}.auth-submit span:last-child{font-size:1.25rem;transition:transform .18s var(--ease)}.auth-submit:hover:not(:disabled){background:#704604;box-shadow:0 16px 34px -18px #805006e6;transform:translateY(-1px)}.auth-submit:hover:not(:disabled) span:last-child{transform:translate(3px)}.auth-submit:disabled{cursor:wait;opacity:.65}.auth-consent{margin:1rem 0 0;color:#7c827c;font-size:.72rem;line-height:1.5}.auth-consent a,.auth-switch a{color:var(--emerald-dark);font-weight:800;text-decoration-color:#80500659;text-underline-offset:3px}.auth-switch{margin:1.5rem 0 0;padding-top:1.35rem;border-top:1px solid #dfddd1;color:#687269;font-size:.86rem}.route-gate{display:grid;place-items:center;align-content:center;gap:1rem;min-height:100vh;color:var(--muted);background:#f7f3ea}.route-gate p{margin:0;font-size:.84rem;font-weight:750}.route-gate-spinner{width:30px;height:30px;border:3px solid rgba(177,118,14,.18);border-top-color:var(--emerald);border-radius:50%;animation:auth-spin .75s linear infinite}@keyframes auth-spin{to{transform:rotate(360deg)}}.open-answer{padding:.5rem .7rem;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--panel);color:var(--ink);font:inherit}.open-answer:focus{outline:none;border-color:var(--emerald);box-shadow:0 0 0 4px var(--ring)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;background:linear-gradient(140deg,#EAAA44,var(--emerald));color:#fbf7ee;padding:.62rem 1.25rem;border-radius:999px;border:none;cursor:pointer;text-decoration:none;font:inherit;font-weight:800;box-shadow:var(--glow);transition:transform .16s var(--ease),box-shadow .16s var(--ease),filter .16s var(--ease)}.btn:hover{transform:translateY(-2px);box-shadow:0 18px 46px #b1760e5c;filter:brightness(1.03)}.btn:active{transform:translateY(0)}.btn:disabled{opacity:.6;cursor:not-allowed;transform:none;box-shadow:none}.topics-landing{max-width:980px}.exams-landing{width:min(100%,1120px);margin:0 auto}.topics-heading{margin-bottom:1.5rem}.topics-heading h1{max-width:640px;margin:0;color:var(--navy);font-size:clamp(2rem,4vw,2.85rem);line-height:1.1;letter-spacing:-.02em}.topic-card-grid,.exam-card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.15rem;margin-top:1.75rem}.topic-choice-card,.exam-choice-card{position:relative;display:flex;align-items:flex-end;justify-content:space-between;gap:1.25rem;min-height:190px;padding:1.5rem;border:1px solid var(--border-soft);border-radius:var(--radius-lg);background:var(--panel-strong);color:var(--navy);text-decoration:none;text-align:left;box-shadow:var(--shadow-sm);overflow:hidden;transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease)}.topic-choice-card:after,.exam-choice-card:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(120% 80% at 100% 0%,rgba(255,255,255,.55),transparent 55%);pointer-events:none}.topic-choice-card:hover,.exam-choice-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#b1760e66}.topic-choice-card-math{background:linear-gradient(135deg,rgba(177,118,14,.2),var(--panel-strong) 60%)}.topic-choice-card-turkish{background:linear-gradient(135deg,rgba(124,63,140,.18),var(--panel-strong) 60%)}.exam-choice-card-blue{background:linear-gradient(135deg,rgba(47,107,255,.18),var(--panel-strong) 60%)}.exam-choice-card-green{background:linear-gradient(135deg,rgba(177,118,14,.2),var(--panel-strong) 60%)}.exam-choice-card-amber{background:linear-gradient(135deg,rgba(240,166,41,.22),var(--panel-strong) 60%)}.exam-choice-card-rose{background:linear-gradient(135deg,rgba(240,100,73,.18),var(--panel-strong) 60%)}.topic-choice-code{position:relative;z-index:1;align-self:flex-start;display:grid;place-items:center;min-width:56px;height:38px;padding:0 .8rem;border:1px solid rgba(12,31,36,.1);border-radius:999px;background:#ffffffbf;color:var(--navy);font-size:.78rem;font-weight:900;letter-spacing:.06em;box-shadow:var(--shadow-sm)}.topic-choice-copy{position:relative;z-index:1;display:block;width:100%}.topic-choice-copy strong,.topic-choice-copy small{display:block}.exam-choice-links{display:flex;flex-wrap:wrap;gap:.55rem;margin-top:1.15rem}.exam-choice-links a{display:inline-flex;align-items:center;justify-content:space-between;gap:1rem;min-width:145px;padding:.65rem .8rem;border:1px solid rgba(12,31,36,.13);border-radius:10px;color:var(--navy);background:#fffdf7b8;font-size:.74rem;font-weight:850;text-decoration:none}.exam-choice-links a:hover{border-color:var(--emerald);color:var(--emerald-dark)}.topic-choice-copy strong{color:var(--navy);font-size:1.6rem;line-height:1.1;letter-spacing:-.01em}.topic-choice-copy small{color:var(--muted);font-size:.92rem;margin-top:.35rem}.exam-title-detail{width:min(100%,920px);margin:0 auto}.exam-title-back{display:inline-flex;margin-bottom:1.2rem;color:var(--muted);font-size:.72rem;font-weight:850;text-decoration:none}.exam-title-back:hover{color:var(--emerald-dark)}.exam-title-detail-header{display:flex;align-items:flex-end;justify-content:space-between;gap:2rem;margin-bottom:1.35rem;padding-bottom:1.35rem;border-bottom:1px solid var(--border)}.exam-title-detail-header p,.exam-title-detail-header h1,.exam-title-detail-header span{margin:0}.exam-title-detail-header p{margin-bottom:.45rem;color:var(--emerald-dark);font-size:.68rem;font-weight:900;letter-spacing:.1em;text-transform:uppercase}.exam-title-detail-header h1{color:var(--navy);font-family:Newsreader,Georgia,serif;font-size:clamp(2rem,5vw,3.3rem);font-weight:620;line-height:1.02;letter-spacing:-.025em}.exam-title-detail-header span{display:block;max-width:640px;margin-top:.7rem;color:var(--muted);line-height:1.6}.exam-title-detail-header>strong{flex:0 0 auto;padding:.55rem .75rem;border-radius:999px;color:var(--emerald-dark);background:var(--emerald-soft);font-size:.68rem;font-weight:900}.exam-title-detail-list{padding:0 1.35rem;border:1px solid var(--border-soft);border-radius:var(--radius);background:var(--panel-strong);box-shadow:var(--shadow-sm)}.exam-title-list-state{margin:0;padding:1.25rem 0;color:var(--muted);font-size:.72rem;font-weight:750}.exam-title-list-state.is-error{color:var(--coral)}.exam-title-row{display:flex;align-items:center;justify-content:space-between;gap:1rem;width:100%;min-height:70px;padding:.85rem 0;border:0;border-bottom:1px solid var(--border-soft);color:var(--navy);background:transparent;font:inherit;text-align:left;text-decoration:none;cursor:pointer}.exam-title-row:last-child{border-bottom:0}.exam-title-row:focus-visible{outline:3px solid var(--ring);outline-offset:3px}.exam-title-row-copy,.exam-title-row-copy strong,.exam-title-row-copy small{display:block;min-width:0}.exam-title-row-copy strong{font-size:.82rem;font-weight:850;line-height:1.35}.exam-title-row-copy small{margin-top:.27rem;color:var(--muted);font-size:.65rem;line-height:1.4}.exam-title-row-action{display:inline-flex;align-items:center;flex:0 0 auto;gap:.45rem;color:var(--emerald-dark);font-size:.67rem;font-weight:900}.exam-title-row-action.is-locked{color:var(--amber)}.exam-title-row-action i{font-style:normal;transition:transform .18s var(--ease)}.exam-title-row:hover .exam-title-row-copy strong{color:var(--emerald-dark)}.exam-title-row:hover .exam-title-row-action i{transform:translate(3px)}.exam-title-state{width:min(100%,1120px);margin:0 auto;padding:4rem 1.5rem;border-top:1px solid var(--border);color:var(--muted);text-align:center}.exam-title-state strong{display:block;margin-bottom:.45rem;color:var(--navy);font-size:1.15rem}.exam-title-state p{margin:0}.exam-title-state.is-error{color:var(--coral)}.lessons-page,.lesson-detail{max-width:980px}.text-link{display:inline-flex;align-items:center;color:var(--emerald-dark);font-weight:800;text-decoration:none;margin-bottom:1.15rem}.text-link:before{content:"‹";margin-right:.4rem;font-size:1.2em;line-height:1}.text-link:hover{color:var(--emerald)}.lessons-header{display:flex;align-items:center;gap:1rem;margin-bottom:1.4rem}.lesson-section-code{display:grid;place-items:center;flex:0 0 64px;width:64px;height:64px;border:1px solid rgba(177,118,14,.3);border-radius:18px;background:linear-gradient(140deg,var(--emerald-soft),rgba(255,255,255,.6));color:var(--emerald-dark);font-weight:900;font-size:1.05rem;letter-spacing:.06em;box-shadow:var(--shadow-sm)}.lessons-header h1,.lesson-detail-header h1{margin:0 0 .35rem;color:var(--navy);line-height:1.12;letter-spacing:-.01em}.lesson-search{display:grid;gap:.45rem;max-width:520px;margin:1.4rem 0 1rem;color:var(--muted);font-size:.82rem;font-weight:800;letter-spacing:.04em;text-transform:uppercase}.lesson-search input{width:100%;padding:.82rem .95rem;border:1px solid var(--border);border-radius:14px;background:var(--panel-strong);color:var(--ink);font:inherit;text-transform:none;box-shadow:var(--shadow-sm);transition:border-color .16s var(--ease),box-shadow .16s var(--ease)}.lesson-search input:focus{border-color:var(--emerald);outline:none;box-shadow:0 0 0 4px var(--ring)}.lesson-list{display:grid;gap:.8rem;margin-top:1rem}.lesson-list-item{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1.05rem 1.15rem;border:1px solid var(--border-soft);border-radius:var(--radius);background:var(--panel-strong);color:var(--text);text-decoration:none;box-shadow:var(--shadow-sm);transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease)}.lesson-list-item:hover{border-color:#b1760e66;transform:translateY(-2px);box-shadow:var(--shadow-md)}.lesson-list-item strong,.lesson-list-item small{display:block}.lesson-list-item strong{color:var(--navy);font-size:1rem}.lesson-list-item small,.lesson-meta{color:var(--muted);font-size:.85rem;margin-top:.2rem}.lesson-meta{flex:0 0 auto;margin-top:0;padding:.3rem .7rem;border-radius:999px;background:var(--emerald-soft);color:var(--emerald-dark);font-weight:700}.lesson-detail-header{max-width:820px;margin:0 auto 1.6rem;text-align:center}.lesson-detail-header h1{font-size:clamp(2.15rem,5vw,3.4rem);letter-spacing:-.02em}.lesson-detail-header .muted{max-width:680px;margin:.85rem auto 0;font-size:1.1rem;line-height:1.5}.lesson-back-link{display:inline-flex;align-items:center;color:var(--emerald-dark);font-size:1.05rem;font-weight:800;text-decoration:none;margin-bottom:1rem}.lesson-back-link:before{content:"‹";margin-right:.5rem;font-size:1.2em;line-height:1}.lesson-tabs{display:flex;gap:.4rem;overflow-x:auto;padding-bottom:.35rem;margin-bottom:1rem}.lesson-tabs button{flex:0 0 auto;padding:.6rem .95rem;border:1px solid var(--border);border-radius:999px;background:var(--panel-strong);color:var(--muted);cursor:pointer;font:inherit;font-size:.88rem;font-weight:700;transition:color .16s var(--ease),border-color .16s var(--ease),background .16s var(--ease)}.lesson-tabs button:hover,.lesson-tabs button.active{color:var(--emerald-dark);border-color:#b1760e66;background:var(--emerald-soft)}.lesson-pager{min-height:310px;padding:1.5rem;border:1px solid var(--border-soft);border-radius:var(--radius-lg);background:var(--panel-strong);box-shadow:var(--shadow-sm)}.lesson-copy{max-width:760px;color:var(--text);line-height:1.75}.lesson-copy p{margin:0 0 1rem}.lesson-tip-list{display:grid;gap:.75rem;margin:0;padding:0;list-style:none}.lesson-tip-list li{padding:.9rem 1rem;border:1px solid var(--border-soft);border-radius:12px;color:var(--text);background:linear-gradient(135deg,var(--emerald-soft),rgba(255,255,255,.6))}.mini-quiz{display:grid;gap:1rem}.mini-quiz-progress{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:.86rem;font-weight:800}.mini-question{margin:0;padding:0;border:0}.mini-question legend{margin-bottom:.75rem;color:var(--navy);font-weight:800}.mini-options{display:grid;gap:.55rem}.mini-option{display:flex;align-items:center;gap:.75rem;width:100%;padding:.75rem .85rem;border:1px solid var(--border);border-radius:12px;background:var(--panel-strong);color:var(--text);cursor:pointer;font:inherit;text-align:left;transition:border-color .16s var(--ease),background .16s var(--ease),transform .16s var(--ease)}.mini-option span{display:grid;place-items:center;flex:0 0 28px;width:28px;height:28px;border-radius:8px;background:#0c1f240f;font-size:.78rem;font-weight:900}.mini-option:hover,.mini-option.selected{border-color:#b1760e80;background:var(--emerald-soft);transform:translate(2px)}.mini-option.correct{border-color:#b1760eb3;background:#b1760e29}.mini-option.correct span{background:var(--emerald);color:#fbf7ee}.mini-option.wrong{border-color:#f06449b3;background:#f0644924}.mini-option.wrong span{background:var(--coral);color:#fbf7ee}.mini-quiz-actions{display:flex;justify-content:space-between;gap:.75rem}.mini-quiz-actions button{padding:.62rem .95rem;border:1px solid var(--border);border-radius:10px;background:var(--panel-strong);color:var(--navy);cursor:pointer;font:inherit;font-weight:800;transition:border-color .16s var(--ease),background .16s var(--ease)}.mini-quiz-actions button:hover:not(:disabled){border-color:#b1760e66;background:var(--emerald-soft)}.mini-quiz-actions button:disabled{cursor:not-allowed;opacity:.45}.stat-row{display:flex;gap:1rem;flex-wrap:wrap}.stat{display:flex;flex-direction:column;align-items:center;padding:1.1rem 1.6rem;background:var(--panel-strong);border:1px solid var(--border-soft);border-radius:var(--radius);color:var(--muted);font-size:.85rem;box-shadow:var(--shadow-sm)}.stat-num{font-size:1.9rem;font-weight:900;color:var(--emerald-dark);letter-spacing:-.02em}.progress-bar{background:var(--panel-strong);border:1px solid var(--border-soft);border-radius:var(--radius);padding:.9rem 1.1rem;margin-bottom:1rem;box-shadow:var(--shadow-sm)}.read-toggle{display:flex;align-items:center;gap:.5rem;cursor:pointer;font-weight:700;color:var(--navy)}.read-toggle input{accent-color:var(--emerald);width:18px;height:18px}.notes{margin-top:.5rem}.notes summary{cursor:pointer;color:var(--emerald-dark);font-weight:700}.notes textarea{width:100%;margin:.5rem 0;padding:.6rem;border:1px solid var(--border);border-radius:10px;background:var(--panel);color:var(--ink);font:inherit}.notes textarea:focus{outline:none;border-color:var(--emerald);box-shadow:0 0 0 4px var(--ring)}.attempts{width:100%;border-collapse:separate;border-spacing:0;background:var(--panel-strong);border:1px solid var(--border-soft);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}.attempts th,.attempts td{border-bottom:1px solid var(--border);padding:.7rem .9rem;text-align:left}.attempts tbody tr:last-child td{border-bottom:none}.attempts tbody tr:hover{background:#b1760e0d}.attempts th{background:var(--panel);color:var(--muted);font-size:.8rem;text-transform:uppercase;letter-spacing:.04em}.statistics-page{max-width:1120px}.statistics-header{max-width:720px;margin-bottom:1.5rem}.statistics-header h1{margin:0 0 .7rem;color:var(--navy);font-size:clamp(2rem,4vw,3.1rem);letter-spacing:-.02em;line-height:1.08}.statistics-header .muted{font-size:1.02rem;line-height:1.55}.stats-summary-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.9rem;margin:1.4rem 0 1rem}.stats-summary-card{position:relative;min-height:132px;padding:1.1rem;border:1px solid var(--border-soft);border-radius:var(--radius);background:var(--panel-strong);box-shadow:var(--shadow-sm);overflow:hidden;transition:transform .2s var(--ease),box-shadow .2s var(--ease)}.stats-summary-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}.stats-summary-card span,.stats-summary-card small{display:block;color:var(--muted);font-size:.82rem;font-weight:600}.stats-summary-card strong{display:block;margin:.55rem 0 .2rem;color:var(--navy);font-size:2.1rem;line-height:1;letter-spacing:-.02em}.stats-summary-card-blue{background:linear-gradient(135deg,rgba(47,107,255,.16),var(--panel-strong) 62%)}.stats-summary-card-green{background:linear-gradient(135deg,rgba(177,118,14,.18),var(--panel-strong) 62%)}.stats-summary-card-amber{background:linear-gradient(135deg,rgba(240,166,41,.2),var(--panel-strong) 62%)}.stats-summary-card-rose{background:linear-gradient(135deg,rgba(240,100,73,.16),var(--panel-strong) 62%)}.stats-dashboard-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:1rem;align-items:stretch}.stats-panel{padding:1.25rem;border:1px solid var(--border-soft);border-radius:var(--radius-lg);background:var(--panel-strong);box-shadow:var(--shadow-sm)}.stats-panel-large{min-height:260px}.stats-panel-head{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:1rem}.stats-panel-head span{color:var(--emerald-dark);font-size:.78rem;font-weight:900;letter-spacing:.06em;text-transform:uppercase}.stats-panel-head strong{color:var(--navy);font-size:1rem}.study-bars{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:.65rem;min-height:190px;align-items:end}.study-bar-item{display:grid;gap:.5rem;justify-items:center}.study-bar-track{display:flex;align-items:end;width:100%;height:160px;padding:.25rem;border:1px solid var(--border);border-radius:999px;background:#0c1f240a}.study-bar-track span{display:block;width:100%;border-radius:999px;background:linear-gradient(180deg,#EAAA44,var(--emerald-dark));box-shadow:0 4px 12px -4px #b1760e99}.study-bar-item small,.exam-trend-point small{color:var(--muted);font-size:.78rem;font-weight:800}.section-progress-list{display:grid;gap:1rem}.section-progress-item{display:grid;gap:.6rem}.section-progress-item strong,.section-progress-item small{display:block}.section-progress-item strong{color:var(--navy)}.section-progress-item small{color:var(--muted);margin-top:.2rem}.section-progress-track{height:10px;border-radius:999px;background:#0c1f240f;overflow:hidden}.section-progress-track span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--emerald),#EAAA44)}.exam-trend{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.7rem;height:165px;align-items:end}.exam-trend-point{display:grid;gap:.45rem;align-items:end;justify-items:center;height:100%}.exam-trend-point span{display:block;width:100%;min-height:20px;border-radius:12px 12px 4px 4px;background:linear-gradient(180deg,var(--amber),var(--emerald));box-shadow:0 4px 12px -4px #f0a62980}.weak-topic-list{display:grid;gap:.75rem}.weak-topic-item{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:.75rem;align-items:center;padding:.9rem;border:1px solid var(--border-soft);border-radius:12px;background:var(--panel)}.weak-topic-item strong,.weak-topic-item small{display:block}.weak-topic-item strong{color:var(--navy)}.weak-topic-item small{color:var(--muted);margin-top:.15rem}.weak-topic-item span{color:var(--muted);font-size:.84rem;font-weight:800}.weak-topic-item em{padding:.3rem .55rem;border:1px solid rgba(240,100,73,.4);border-radius:999px;color:var(--coral);background:#f0644914;font-size:.78rem;font-style:normal;font-weight:900}@media (max-width: 980px){.auth-page{grid-template-columns:minmax(300px,.75fr) minmax(440px,1.25fr)}.auth-intro{padding:2rem}.auth-intro-copy h2{font-size:clamp(2.6rem,6vw,4.2rem)}.auth-proof{align-items:flex-start;flex-direction:column;gap:.5rem}.auth-panel{padding:2.5rem}}@media (max-width: 720px){.auth-page{display:block;min-height:100vh}.auth-intro{min-height:auto;padding:1.25rem;background:#07152d}.auth-intro-copy,.auth-proof,.auth-watermark{display:none}.auth-intro:after{right:-15%;bottom:-120%;width:65vw}.auth-panel{display:block;min-height:calc(100vh - 84px);padding:2.25rem 1.25rem 3rem}.auth-panel-inner{margin:0 auto}.auth-back-link{margin-bottom:2.4rem}.auth-form-header h1{font-size:clamp(2.3rem,12vw,3.2rem)}.app{grid-template-columns:1fr}.sidebar{max-height:none;overflow:visible}.content{padding:1.5rem 1.25rem 2.5rem}.practice-header,.practice-actions{padding-inline:1rem}.practice-question{min-height:0;padding:1.35rem 1rem 1.6rem}.practice-option{grid-template-columns:2.1rem minmax(0,1fr) auto;padding-inline:.65rem}.practice-actions .btn{width:100%}.practice-results{padding-inline:1rem}.topic-card-grid,.exam-card-grid{grid-template-columns:1fr}.exam-title-detail-header{align-items:flex-start;flex-direction:column;gap:1rem}.exam-title-detail-list{padding-inline:1rem}.topic-choice-card,.exam-choice-card{min-height:150px}.lessons-header{align-items:flex-start}.lesson-list-item{align-items:stretch;flex-direction:column}.lesson-meta{flex:auto}.stats-summary-grid,.stats-dashboard-grid,.weak-topic-item{grid-template-columns:1fr}}@media (prefers-reduced-motion: reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}.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}.admin-app{--admin-ink: #14213A;--admin-muted: #697389;--admin-line: #DFDED9;--admin-paper: #FCFAF5;--admin-soft: #F5F1E8;--admin-accent: #956008;--admin-accent-soft: #FFF0C8;display:grid;grid-template-columns:252px minmax(0,1fr);min-height:100vh;color:var(--admin-ink);background:var(--admin-paper);font-family:Manrope,Inter,sans-serif}.admin-sidebar{position:sticky;top:0;z-index:20;display:flex;flex-direction:column;height:100vh;padding:24px 18px 18px;color:#f4ead3;background:#07152d;border-right:1px solid rgba(234,240,236,.1)}.admin-brand-row,.admin-brand,.admin-account,.admin-logout,.admin-nav-item,.admin-back-link,.admin-primary-button,.admin-user-cell,.admin-section-heading,.admin-detail-heading,.admin-form-actions,.admin-switch-row{display:flex;align-items:center}.admin-brand{gap:11px;color:#fff9ea;text-decoration:none}.admin-brand-mark{display:block;object-fit:cover;width:38px;height:38px;border:1px solid rgba(229,173,69,.42);border-radius:10px;background:#07152d}.admin-brand strong,.admin-brand small,.admin-account strong,.admin-account small{display:block}.admin-brand strong{font-size:.9rem;letter-spacing:-.01em}.admin-brand small{margin-top:2px;color:#aebad0;font-size:.67rem}.admin-brand-row{justify-content:space-between}.admin-nav-close{display:none}.admin-nav{display:grid;flex:1 1 auto;gap:5px;min-height:0;margin-top:58px;margin-bottom:14px;overflow-y:auto}.admin-nav>p{margin:0 11px 9px;color:#91a0bb;font-size:.65rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase}.admin-nav-item{gap:11px;min-height:43px;padding:0 11px;border-radius:9px;color:#b6c1d4;font-size:.84rem;font-weight:650;text-decoration:none;transition:color .16s var(--ease),background .16s var(--ease),transform .16s var(--ease)}.admin-nav-item:hover{color:#fff9ea;background:#eaf0ec0f;transform:translate(2px)}.admin-nav-item.active{color:#fff8e8;background:#112747}.admin-nav-item.active .admin-icon{color:#eaaa44}.admin-nav-group{margin-block:5px;padding-block:8px;border-block:1px solid rgba(234,240,236,.08)}.admin-nav-group>p{margin:0 11px 7px;color:#91a0bb;font-size:.6rem;font-weight:800;letter-spacing:.13em;text-transform:uppercase}.admin-nav-subitem{min-height:37px;margin-left:12px;padding-left:10px;font-size:.76rem}.admin-nav-subitem:before{width:1px;height:18px;margin-left:-10px;background:#eaf0ec26;content:""}.admin-nav-subitem.active:before{background:#eaaa44}.admin-sidebar-foot{margin-top:0;padding-top:18px;border-top:1px solid rgba(234,240,236,.1)}.admin-account{gap:10px;min-width:0}.admin-avatar{display:grid;flex:0 0 auto;place-items:center;width:34px;height:34px;border-radius:50%;color:#d8eee5;background:#29463c;font-size:.72rem;font-weight:800}.admin-account>span:last-child{min-width:0}.admin-account strong{overflow:hidden;color:#f4ead3;font-size:.76rem;text-overflow:ellipsis;white-space:nowrap}.admin-account small{margin-top:2px;color:#8fa39b;font-size:.65rem}.admin-logout{gap:9px;width:100%;margin-top:13px;padding:8px 4px;border:0;color:#91a69e;background:transparent;font:inherit;font-size:.74rem;cursor:pointer}.admin-logout:hover{color:#f1f5f2}.admin-main{min-width:0;background:linear-gradient(rgba(22,33,30,.025) 1px,transparent 1px),var(--admin-paper);background-size:100% 56px}.admin-main-inner{width:min(100%,1460px);margin:0 auto;padding:clamp(34px,4vw,68px) clamp(28px,5vw,78px) 70px}.admin-mobile-bar{display:none}.admin-page-header{display:flex;align-items:flex-start;justify-content:space-between;gap:30px;margin-bottom:40px}.admin-kicker,.admin-page-header>div>p:first-child,.admin-section-heading p,.admin-detail-heading p{margin:0 0 8px;color:var(--admin-accent);font-size:.65rem;font-weight:800;letter-spacing:.13em;text-transform:uppercase}.admin-page-header h1{margin:0;font-family:Newsreader,Georgia,serif;font-size:clamp(2.4rem,4vw,4.2rem);font-weight:540;line-height:.96;letter-spacing:-.045em}.admin-page-header>div>p:last-child{max-width:650px;margin:14px 0 0;color:var(--admin-muted);font-size:.9rem;line-height:1.65}.admin-back-link{flex:0 0 auto;gap:7px;margin-top:8px;color:var(--admin-muted);font-size:.76rem;font-weight:700;text-decoration:none}.admin-back-link:hover{color:var(--admin-accent)}.admin-metric-band{display:grid;grid-template-columns:1.45fr repeat(3,1fr);border-top:1px solid var(--admin-ink);border-bottom:1px solid var(--admin-line)}.admin-metric-band article{min-height:154px;padding:25px 27px 23px;border-left:1px solid var(--admin-line)}.admin-metric-band article:first-child{padding-left:0;border-left:0}.admin-metric-band span,.admin-metric-band small,.admin-metric-band strong{display:block}.admin-metric-band span{color:var(--admin-muted);font-size:.7rem;font-weight:700}.admin-metric-band strong{margin:15px 0 9px;font-family:Newsreader,Georgia,serif;font-size:2.55rem;font-weight:560;line-height:1}.admin-metric-band small{color:#7c8782;font-size:.67rem;line-height:1.45}.admin-primary-metric strong{color:var(--admin-accent);font-size:3.15rem}.admin-overview-grid{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(260px,.7fr);gap:clamp(40px,6vw,92px);margin-top:58px}.admin-section-heading{justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--admin-line)}.admin-section-heading h2,.admin-detail-heading h2{margin:0;font-family:Newsreader,Georgia,serif;font-size:1.55rem;font-weight:560;letter-spacing:-.025em}.admin-section-heading .admin-icon{color:var(--admin-accent)}.admin-activity-list article{display:grid;grid-template-columns:10px minmax(0,1fr) auto;gap:14px;align-items:center;min-height:76px;border-bottom:1px solid var(--admin-line)}.admin-activity-dot{width:7px;height:7px;border-radius:50%;background:#83928c}.admin-activity-dot.is-content{background:#168062}.admin-activity-dot.is-exam{background:#b77a24}.admin-activity-dot.is-user{background:#486ea6}.admin-activity-list strong{font-size:.82rem}.admin-activity-list p{margin:4px 0 0;color:var(--admin-muted);font-size:.7rem}.admin-activity-list time{color:#86918c;font-size:.65rem;white-space:nowrap}.admin-quick-panel>a{display:block;padding:17px 0;border-bottom:1px solid var(--admin-line);color:var(--admin-ink);text-decoration:none}.admin-quick-panel>a>span{display:flex;align-items:center;gap:9px}.admin-quick-panel>a strong{font-size:.79rem}.admin-quick-panel>a small{display:block;margin:6px 0 0 29px;color:var(--admin-muted);font-size:.67rem;line-height:1.5}.admin-quick-panel>a .admin-icon{color:var(--admin-accent)}.admin-quick-panel>a:hover strong{color:var(--admin-accent)}.admin-role-note{margin-top:25px;padding:17px;background:var(--admin-soft)}.admin-role-note strong{color:var(--admin-accent);font-family:Newsreader,Georgia,serif;font-size:1.2rem}.admin-role-note p{margin:5px 0 0;color:var(--admin-muted);font-size:.67rem;line-height:1.55}.admin-resource-header{align-items:flex-end;margin-bottom:32px}.admin-primary-button{justify-content:center;gap:8px;min-height:42px;padding:0 17px;border:1px solid var(--admin-accent);border-radius:8px;color:#eff8f4;background:var(--admin-accent);font:inherit;font-size:.75rem;font-weight:750;cursor:pointer;transition:background .15s var(--ease),transform .15s var(--ease)}.admin-primary-button:hover:not(:disabled){background:#0f624c;transform:translateY(-1px)}.admin-primary-button:disabled{cursor:wait;opacity:.62}.admin-toolbar{display:flex;gap:9px;align-items:center;padding:14px 0;border-top:1px solid var(--admin-ink);border-bottom:1px solid var(--admin-line)}.admin-search{position:relative;display:flex;flex:1 1 360px;align-items:center}.admin-search .admin-icon{position:absolute;left:12px;color:#77827d;pointer-events:none}.admin-toolbar input,.admin-toolbar select,.admin-field input,.admin-field select,.admin-field textarea{width:100%;border:1px solid var(--admin-line);border-radius:7px;color:var(--admin-ink);background:#fdfefb;font:inherit;font-size:.76rem;outline:none;transition:border-color .14s ease,box-shadow .14s ease}.admin-toolbar input:focus,.admin-toolbar select:focus,.admin-field input:focus,.admin-field select:focus,.admin-field textarea:focus{border-color:#5ba68d;box-shadow:0 0 0 3px #15765c1a}.admin-toolbar input{height:38px;padding:0 13px 0 39px}.admin-toolbar select{width:auto;min-width:138px;height:38px;padding:0 31px 0 11px}.admin-master-detail{display:grid;grid-template-columns:minmax(0,1.8fr) minmax(285px,.72fr);min-height:560px}.admin-table-wrap{min-width:0;overflow-x:auto;border-right:1px solid var(--admin-line)}.admin-table{width:100%;border-collapse:collapse;font-size:.75rem}.admin-table th{height:46px;padding:0 14px;color:#7a8580;font-size:.63rem;font-weight:800;letter-spacing:.08em;text-align:left;text-transform:uppercase}.admin-table td{height:68px;padding:8px 14px;border-top:1px solid var(--admin-line);color:#53605b}.admin-table tr.is-selected td{background:#eef5f1}.admin-user-cell{gap:10px;min-width:220px}.admin-user-cell>span{display:grid;flex:0 0 auto;place-items:center;width:32px;height:32px;border-radius:50%;color:#355047;background:#e2e9e5;font-size:.7rem;font-weight:800}.admin-user-cell strong,.admin-user-cell small{display:block}.admin-user-cell strong{color:var(--admin-ink);font-size:.76rem}.admin-user-cell small{margin-top:3px;color:#7b8681;font-size:.65rem}.admin-badge,.admin-status{display:inline-flex;align-items:center;gap:6px;white-space:nowrap}.admin-badge{padding:4px 7px;border-radius:5px;color:#5f6a66;background:#eef1ee;font-size:.62rem;font-weight:750}.admin-badge.is-admin{color:#8b6321;background:#f5ecda}.admin-status{color:#6e7b76;font-size:.64rem;font-weight:700}.admin-status i{width:6px;height:6px;border-radius:50%;background:#9aa39f}.admin-status.is-live{color:#956008}.admin-status.is-live i{background:#1b9b75}.admin-status.is-draft{color:#8a6e3b}.admin-status.is-draft i{background:#c58c30}.admin-row-action{border:0;color:var(--admin-accent);background:transparent;font:inherit;font-size:.68rem;font-weight:800;cursor:pointer}.admin-detail-panel,.admin-editor-panel{min-width:0;background:#f7f9f5}.admin-detail-panel{padding:27px}.admin-detail-heading{justify-content:space-between;gap:20px;margin-bottom:28px;padding-bottom:18px;border-bottom:1px solid var(--admin-line)}.admin-detail-heading h2{font-size:1.35rem}.admin-field{display:grid;gap:7px;margin-bottom:17px}.admin-field>span{color:#52605b;font-size:.68rem;font-weight:750}.admin-field>span em{margin-left:5px;color:#86918c;font-size:.58rem;font-style:normal;font-weight:650;letter-spacing:.06em;text-transform:uppercase}.admin-field input,.admin-field select{height:40px;padding:0 11px}.admin-field textarea{min-height:120px;padding:11px 12px;line-height:1.65;resize:vertical}.admin-field input:disabled,.admin-field select:disabled{color:#7c8682;background:#eef1ed;cursor:not-allowed}.admin-switch-row{justify-content:space-between;gap:20px;margin:22px 0;padding:16px 0;border-top:1px solid var(--admin-line);border-bottom:1px solid var(--admin-line);cursor:pointer}.admin-switch-row strong,.admin-switch-row small{display:block}.admin-switch-row strong{font-size:.73rem}.admin-switch-row small{margin-top:4px;color:var(--admin-muted);font-size:.63rem;line-height:1.45}.admin-switch-row input{-webkit-appearance:none;-moz-appearance:none;appearance:none;flex:0 0 auto;width:38px;height:21px;margin:0;padding:2px;border-radius:20px;background:#cbd2ce;cursor:pointer;transition:background .16s ease}.admin-switch-row input:after{content:"";display:block;width:17px;height:17px;border-radius:50%;background:#f8faf7;box-shadow:0 1px 3px #14231f40;transition:transform .16s var(--ease)}.admin-switch-row input:checked{background:var(--admin-accent)}.admin-switch-row input:checked:after{transform:translate(17px)}.admin-switch-row input:disabled{opacity:.5;cursor:not-allowed}.admin-info-note,.admin-form-error,.admin-form-success{margin:14px 0;padding:10px 11px;font-size:.66rem;line-height:1.5}.admin-info-note{color:#6f5a2d;background:#f4ecdb}.admin-form-error{color:#8c3d34;background:#f7e8e5}.admin-form-success{color:#176c55;background:#e4f1eb}.admin-detail-panel .admin-primary-button{width:100%;margin-top:4px}.admin-detail-empty{display:grid;min-height:380px;padding:50px 30px;place-items:center;align-content:center;color:#83908a;text-align:center}.admin-detail-empty .admin-icon{margin-bottom:14px;color:#78a293}.admin-detail-empty strong{color:#3c4a45;font-family:Newsreader,Georgia,serif;font-size:1.25rem}.admin-detail-empty p{max-width:300px;margin:8px 0 0;font-size:.7rem;line-height:1.6}.admin-editor-layout{display:grid;grid-template-columns:minmax(310px,.75fr) minmax(500px,1.25fr);min-height:650px;border-bottom:1px solid var(--admin-line)}.admin-record-list{max-height:calc(100vh - 265px);overflow-y:auto;border-right:1px solid var(--admin-line)}.admin-record{display:grid;grid-template-columns:38px minmax(0,1fr) auto;gap:12px;align-items:center;width:100%;min-height:72px;padding:10px 14px 10px 8px;border:0;border-bottom:1px solid var(--admin-line);color:var(--admin-ink);background:transparent;font:inherit;text-align:left;cursor:pointer}.admin-record:hover{background:#f5f8f4}.admin-record.is-selected{background:#eaf3ee;box-shadow:inset 3px 0 var(--admin-accent)}.admin-record-index{color:#86918c;font-family:Newsreader,Georgia,serif;font-size:.85rem;text-align:center}.admin-record-copy{min-width:0}.admin-record-copy strong,.admin-record-copy small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.admin-record-copy strong{font-size:.73rem}.admin-record-copy small{margin-top:5px;color:#7b8781;font-size:.62rem}.admin-editor-panel{max-height:calc(100vh - 265px);overflow-y:auto}.admin-editor-form{padding:27px clamp(24px,4vw,46px) 42px}.admin-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}.admin-field-wide{grid-column:1 / -1}.admin-code-input{font-family:SFMono-Regular,Consolas,monospace!important;font-size:.68rem!important;-moz-tab-size:2;tab-size:2}.admin-form-actions{justify-content:space-between;gap:22px;margin-top:24px}.admin-form-actions>small{color:var(--admin-muted);font-size:.62rem;line-height:1.5}.admin-form-actions .admin-primary-button{flex:0 0 auto}.admin-table-loading,.admin-empty-state,.admin-error-state{padding:42px 24px;color:var(--admin-muted);font-size:.74rem;text-align:center}.admin-empty-state strong,.admin-error-state strong{display:block;color:var(--admin-ink);font-family:Newsreader,Georgia,serif;font-size:1.25rem}.admin-empty-state p,.admin-error-state p{margin:7px 0 0;line-height:1.5}.admin-empty-copy{color:var(--admin-muted);font-size:.72rem}.admin-gate{display:grid;min-height:100vh;place-content:center;justify-items:center;color:#55645f;background:#f7f9f5;font-family:Manrope,Inter,sans-serif;font-size:.78rem}.admin-spinner{width:27px;height:27px;border:2px solid #d8e0dc;border-top-color:#956008;border-radius:50%;animation:admin-spin .65s linear infinite}@keyframes admin-spin{to{transform:rotate(360deg)}}.admin-skeleton{overflow:hidden;background:#ebefeb}.admin-skeleton:after,.admin-metric-band.is-loading span:after{content:"";display:block;width:42%;height:100%;background:linear-gradient(90deg,transparent,rgba(251,252,249,.75),transparent);animation:admin-shimmer 1.1s infinite}.admin-skeleton-title{width:45%;height:64px;margin-bottom:42px}.admin-skeleton-panel{height:260px;margin-top:58px}.admin-metric-band.is-loading{gap:1px;background:var(--admin-line)}.admin-metric-band.is-loading span{display:block;height:154px;background:#ebefeb}@keyframes admin-shimmer{0%{transform:translate(-140%)}to{transform:translate(340%)}}.admin-nav-scrim{display:none}@media (max-width: 1050px){.admin-app{grid-template-columns:218px minmax(0,1fr)}.admin-main-inner{padding-inline:34px}.admin-metric-band{grid-template-columns:1fr 1fr}.admin-metric-band article:nth-child(3){padding-left:0;border-left:0;border-top:1px solid var(--admin-line)}.admin-metric-band article:nth-child(4){border-top:1px solid var(--admin-line)}.admin-overview-grid{gap:40px}.admin-master-detail{grid-template-columns:minmax(0,1.45fr) minmax(270px,.75fr)}.admin-editor-layout{grid-template-columns:minmax(270px,.72fr) minmax(430px,1.28fr)}}@media (max-width: 820px){.admin-app{display:block}.admin-sidebar{position:fixed;left:0;width:min(82vw,280px);transform:translate(-102%);transition:transform .22s var(--ease)}.admin-sidebar.is-open{transform:translate(0)}.admin-nav-close{display:grid;place-items:center;width:34px;height:34px;border:0;color:#b4c2bc;background:transparent;cursor:pointer}.admin-nav-scrim{position:fixed;top:0;right:0;bottom:0;left:0;z-index:15;display:block;border:0;background:#0c16126b}.admin-mobile-bar{position:sticky;top:0;z-index:10;display:grid;grid-template-columns:40px 1fr auto;align-items:center;min-height:56px;padding:0 18px;border-bottom:1px solid var(--admin-line);background:#fbfcf9f5}.admin-mobile-bar button{display:grid;place-items:center;width:34px;height:34px;border:0;color:var(--admin-ink);background:transparent}.admin-mobile-bar strong{font-size:.78rem}.admin-mobile-bar a{color:var(--admin-accent);font-size:.66rem;font-weight:750;text-decoration:none}.admin-main-inner{padding:34px 22px 55px}.admin-overview-grid,.admin-master-detail,.admin-editor-layout{grid-template-columns:1fr}.admin-table-wrap,.admin-record-list{border-right:0}.admin-detail-panel,.admin-editor-panel{border-top:1px solid var(--admin-line)}.admin-record-list,.admin-editor-panel{max-height:none;overflow:visible}}@media (max-width: 560px){.admin-page-header{display:block;margin-bottom:28px}.admin-page-header h1{font-size:2.6rem}.admin-back-link{margin-top:22px}.admin-resource-header .admin-header-action{width:100%;margin-top:22px}.admin-metric-band{grid-template-columns:1fr}.admin-metric-band article,.admin-metric-band article:first-child,.admin-metric-band article:nth-child(3){min-height:120px;padding:20px 0;border:0;border-top:1px solid var(--admin-line)}.admin-metric-band article:first-child{border-top:0}.admin-overview-grid{margin-top:40px}.admin-activity-list article{grid-template-columns:9px minmax(0,1fr);padding:12px 0}.admin-activity-list time{grid-column:2}.admin-toolbar{flex-wrap:wrap}.admin-search{flex-basis:100%}.admin-toolbar select{flex:1;min-width:0}.admin-detail-panel,.admin-editor-form{padding-inline:14px}.admin-form-grid{grid-template-columns:1fr}.admin-field-wide{grid-column:auto}.admin-form-actions{align-items:stretch;flex-direction:column}.admin-record{grid-template-columns:34px minmax(0,1fr)}.admin-record .admin-status{grid-column:2}}.admin-secondary-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:40px;padding:0 14px;border:1px solid var(--admin-line);border-radius:7px;color:var(--admin-ink);background:var(--admin-paper);font:inherit;font-size:.7rem;font-weight:750;cursor:pointer}.admin-secondary-button:hover:not(:disabled){border-color:#9da9a3;background:var(--admin-soft)}.admin-secondary-button:disabled{opacity:.58;cursor:wait}.admin-health-strip{display:grid;grid-template-columns:1.25fr repeat(3,1fr);border-top:1px solid var(--admin-ink);border-bottom:1px solid var(--admin-line)}.admin-health-strip article{min-height:142px;padding:24px 25px;border-left:1px solid var(--admin-line)}.admin-health-strip article:first-child{padding-left:0;border-left:0}.admin-health-strip span,.admin-health-strip strong,.admin-health-strip small{display:block}.admin-health-strip span{color:var(--admin-muted);font-size:.66rem;font-weight:750}.admin-health-strip strong{margin:15px 0 8px;font-family:Newsreader,Georgia,serif;font-size:2.15rem;font-weight:560;line-height:1}.admin-health-strip small{color:#7c8782;font-size:.63rem;line-height:1.5}.admin-health-strip .is-operational strong{color:var(--admin-accent)}.admin-health-strip .is-operational span{display:flex;align-items:center;gap:7px}.admin-health-strip .is-operational i{width:7px;height:7px;border-radius:50%;background:#1b9b75;box-shadow:0 0 0 4px #1b9b751a}.admin-attention-row{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:48px;border-top:1px solid var(--admin-line);border-bottom:1px solid var(--admin-line)}.admin-attention-row>div{min-height:168px;padding:23px 26px;border-left:1px solid var(--admin-line)}.admin-attention-row>div:first-child{padding-left:0;border-left:0}.admin-attention-row p{margin:0 0 14px;color:var(--admin-muted);font-size:.63rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.admin-attention-row strong,.admin-attention-row span,.admin-attention-row a{display:block}.admin-attention-row strong{font-family:Newsreader,Georgia,serif;font-size:1.35rem;font-weight:560}.admin-attention-row span{min-height:38px;margin-top:7px;color:var(--admin-muted);font-size:.65rem;line-height:1.5}.admin-attention-row a{margin-top:15px;color:var(--admin-accent);font-size:.65rem;font-weight:800;text-decoration:none}.admin-audit-section{margin-top:58px}.admin-audit-heading>small{color:var(--admin-muted);font-size:.65rem}.admin-audit-toolbar{justify-content:flex-end;border-top:0}.admin-audit-list{border-top:1px solid var(--admin-line)}.admin-audit-list article{display:grid;grid-template-columns:10px minmax(0,1fr) auto;gap:14px;align-items:center;min-height:72px;padding:10px 0;border-bottom:1px solid var(--admin-line)}.admin-audit-mark{width:7px;height:7px;border-radius:50%;background:#6d8179}.admin-audit-mark.is-created{background:#168062}.admin-audit-mark.is-updated{background:#486ea6}.admin-audit-mark.is-access_updated{background:#b77a24}.admin-audit-mark.is-deleted{background:#b4574d}.admin-audit-copy p,.admin-audit-copy span{margin:0;font-size:.7rem}.admin-audit-copy p{color:#35423d}.admin-audit-copy span{display:block;margin-top:5px;color:var(--admin-muted);font-size:.64rem}.admin-audit-list time{color:#7f8b86;font-size:.63rem;white-space:nowrap}.admin-user-activity-stats{display:grid;grid-template-columns:1fr 1fr;margin:4px 0 20px;border-top:1px solid var(--admin-line);border-bottom:1px solid var(--admin-line)}.admin-user-activity-stats>span{padding:13px 10px 13px 0;border-left:1px solid var(--admin-line)}.admin-user-activity-stats>span:first-child{border-left:0}.admin-user-activity-stats>span:last-child{grid-column:1 / -1;border-top:1px solid var(--admin-line);border-left:0}.admin-user-activity-stats strong,.admin-user-activity-stats small{display:block}.admin-user-activity-stats strong{color:var(--admin-ink);font-family:Newsreader,Georgia,serif;font-size:1.15rem;font-weight:560}.admin-user-activity-stats small{margin-top:3px;color:var(--admin-muted);font-size:.58rem}.admin-user-subscriptions{margin:0 0 22px;padding:17px 0;border-top:1px solid var(--admin-line);border-bottom:1px solid var(--admin-line)}.admin-user-section-heading,.admin-user-subscription-card,.admin-store-transaction>div,.admin-store-transaction>p{display:flex;align-items:center;justify-content:space-between;gap:12px}.admin-user-section-heading{margin-bottom:10px;color:var(--admin-ink);font-size:.68rem}.admin-user-section-heading small{color:var(--admin-muted);font-size:.58rem;font-weight:650}.admin-user-inline-state,.admin-store-source-note{margin:0;color:var(--admin-muted);font-size:.62rem;line-height:1.55}.admin-user-subscription-card{width:100%;margin-top:7px;padding:10px;border:1px solid var(--admin-line);border-radius:8px;color:var(--admin-ink);background:var(--admin-paper);font:inherit;text-align:left;cursor:pointer}.admin-user-subscription-card.is-selected{border-color:#d5a54d;box-shadow:0 0 0 2px #95600814}.admin-user-subscription-card span,.admin-user-subscription-card strong,.admin-user-subscription-card small{display:block}.admin-user-subscription-card>span:last-child{text-align:right}.admin-user-subscription-card strong{font-size:.68rem}.admin-user-subscription-card small{margin-top:3px;color:var(--admin-muted);font-size:.57rem}.admin-user-subscription-card em{color:var(--admin-accent);font-size:.58rem;font-style:normal;font-weight:800;text-transform:uppercase}.admin-store-transactions{margin-top:16px;padding-top:14px;border-top:1px dashed var(--admin-line)}.admin-store-transaction{margin-top:8px;padding:10px;border-radius:7px;background:var(--admin-soft)}.admin-store-transaction strong{font-size:.65rem}.admin-store-transaction em{color:var(--admin-accent);font-size:.56rem;font-style:normal;font-weight:800;text-transform:uppercase}.admin-store-transaction code{display:block;overflow:hidden;margin:7px 0;color:#66736e;font-size:.56rem;text-overflow:ellipsis;white-space:nowrap}.admin-store-transaction p{margin:0;color:var(--admin-muted);font-size:.57rem}.admin-store-transaction b{color:var(--admin-ink)}.admin-store-source-note{margin-top:10px}.admin-store-load-more{width:100%;margin-top:10px}.admin-danger-zone{margin-top:38px;padding-top:22px;border-top:1px solid #e5d8d4}.admin-danger-link{display:inline-flex;align-items:center;gap:7px;padding:6px 0;border:0;color:#9a4b42;background:transparent;font:inherit;font-size:.67rem;font-weight:750;cursor:pointer}.admin-delete-confirm{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:16px;border:1px solid #e4c9c4;background:#f9efec}.admin-delete-confirm strong,.admin-delete-confirm p,.admin-delete-confirm span{display:block}.admin-delete-confirm strong{color:#713a34;font-size:.7rem}.admin-delete-confirm p,.admin-delete-confirm span{margin:4px 0 0;color:#895a54;font-size:.62rem;line-height:1.5}.admin-delete-confirm>div:last-child{display:flex;flex:0 0 auto;gap:7px}.admin-delete-confirm button{min-height:34px;padding:0 11px;border:1px solid #d8b9b3;border-radius:6px;color:#74433d;background:#fbf5f3;font:inherit;font-size:.62rem;font-weight:750;cursor:pointer}.admin-delete-confirm button.is-danger{border-color:#9a4b42;color:#fff8f6;background:#9a4b42}.admin-delete-confirm button:disabled{opacity:.58;cursor:wait}@media (max-width: 900px){.admin-health-strip{grid-template-columns:1fr 1fr}.admin-health-strip article:nth-child(3){padding-left:0;border-top:1px solid var(--admin-line);border-left:0}.admin-health-strip article:nth-child(4){border-top:1px solid var(--admin-line)}.admin-attention-row{grid-template-columns:1fr}.admin-attention-row>div,.admin-attention-row>div:first-child{min-height:0;padding:20px 0;border-top:1px solid var(--admin-line);border-left:0}.admin-attention-row>div:first-child{border-top:0}.admin-attention-row span{min-height:0}}@media (max-width: 560px){.admin-health-strip{grid-template-columns:1fr}.admin-health-strip article,.admin-health-strip article:first-child,.admin-health-strip article:nth-child(3){min-height:112px;padding:18px 0;border:0;border-top:1px solid var(--admin-line)}.admin-health-strip article:first-child{border-top:0}.admin-audit-list article{grid-template-columns:9px minmax(0,1fr)}.admin-audit-list time{grid-column:2}.admin-delete-confirm{align-items:stretch;flex-direction:column}.admin-delete-confirm>div:last-child{justify-content:flex-end}}.exam-catalog-page,.exam-runner,.exam-result{width:min(100%,1120px);margin:0 auto}.catalog-back,.runner-header a,.runner-state a,.result-actions>a:last-child{color:var(--emerald-dark);font-size:.82rem;font-weight:800;text-decoration:none}.catalog-heading{margin:2rem 0 3.5rem}.catalog-heading h1,.exam-result h1{max-width:720px;margin:0;color:var(--navy);font-size:clamp(2.5rem,6vw,4.8rem);line-height:.98;letter-spacing:-.045em}.catalog-heading>p:last-child{margin:1rem 0 0;color:var(--muted)}.catalog-title-list{display:grid;gap:4rem}.catalog-title-group{display:grid;grid-template-columns:minmax(190px,.45fr) minmax(0,1.55fr);gap:clamp(2rem,6vw,6rem);padding-top:1.5rem;border-top:1px solid var(--navy)}.catalog-title-copy>p{margin:0 0 .7rem;color:var(--emerald-dark);font-size:.68rem;font-weight:900;letter-spacing:.12em;text-transform:uppercase}.catalog-title-copy h2{margin:0;color:var(--navy);font-family:Newsreader,Georgia,serif;font-size:clamp(1.65rem,3vw,2.4rem);font-weight:560;line-height:1.05}.catalog-title-copy>span{display:block;margin-top:.8rem;color:var(--muted);font-size:.76rem;line-height:1.6}.catalog-section-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.catalog-section{min-width:0;padding:1.25rem;border:1px solid var(--border-soft);background:#fffdf7b8}.catalog-section.is-sayisal{background:#e2f4ec9e}.catalog-section.is-turkce{background:#f4ebf09e}.catalog-section>div:first-child{min-height:74px;padding-bottom:1rem}.catalog-section>div:first-child p{margin:0;color:var(--navy);font-size:1rem;font-weight:900}.catalog-section>div:first-child span{display:block;margin-top:.35rem;color:var(--muted);font-size:.68rem;line-height:1.45}.catalog-exam-link{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:64px;padding:.75rem 0;border-top:1px solid rgba(12,31,36,.12);color:var(--navy);text-decoration:none}.catalog-exam-link strong,.catalog-exam-link small{display:block}.catalog-exam-link strong{font-size:.82rem}.catalog-exam-link small{margin-top:.25rem;color:var(--muted);font-size:.66rem}.catalog-exam-link>span:last-child{flex:0 0 auto;color:var(--emerald-dark);font-size:.68rem;font-weight:900}.catalog-exam-link:hover strong{color:var(--emerald-dark)}.catalog-section-empty{margin:0;padding:1rem 0;border-top:1px solid rgba(12,31,36,.12);color:var(--muted);font-size:.7rem;line-height:1.5}.catalog-state,.runner-state{padding:4rem 1.5rem;border-top:1px solid var(--border);color:var(--muted);text-align:center}.catalog-state strong,.runner-state strong{display:block;margin-bottom:.5rem;color:var(--navy);font-size:1.25rem}.catalog-state.is-error,.runner-state.is-error,.runner-error{color:var(--coral)}.runner-header{display:flex;align-items:flex-end;justify-content:space-between;gap:2rem;padding-bottom:1.5rem}.runner-header p{margin:2rem 0 .35rem;color:var(--emerald-dark);font-size:.72rem;font-weight:850}.runner-header h1{margin:0;color:var(--navy);font-size:clamp(1.7rem,4vw,3rem);letter-spacing:-.035em}.runner-header>span{color:var(--muted);font-size:.78rem;font-weight:800}.runner-progress{height:3px;background:var(--border-soft)}.runner-progress i{display:block;height:100%;background:var(--emerald);transition:width .22s var(--ease)}.runner-layout{display:grid;grid-template-columns:64px minmax(0,1fr);min-height:560px;border-bottom:1px solid var(--border)}.runner-question-nav{display:flex;flex-direction:column;gap:.45rem;padding:2rem 0;border-right:1px solid var(--border-soft)}.runner-question-nav button{width:36px;height:36px;border:1px solid var(--border);border-radius:50%;color:var(--muted);background:transparent;font:inherit;font-size:.7rem;font-weight:850;cursor:pointer}.runner-question-nav button.is-answered{border-color:#b1760e73;color:var(--emerald-dark);background:var(--emerald-soft)}.runner-question-nav button.is-current{border-color:var(--navy);color:#fbf7ee;background:var(--navy)}.runner-question{padding:clamp(2rem,6vw,5rem)}.runner-question>p{margin:0 0 .8rem;color:var(--emerald-dark);font-size:.72rem;font-weight:900;letter-spacing:.1em;text-transform:uppercase}.runner-question h2{max-width:820px;margin:0;color:var(--navy);font-family:Newsreader,Georgia,serif;font-size:clamp(1.45rem,3vw,2.25rem);font-weight:560;line-height:1.35}.runner-options{display:grid;gap:.75rem;margin-top:2.4rem}.runner-options label{display:grid;grid-template-columns:30px minmax(0,1fr);gap:0 .8rem;align-items:center;min-height:58px;padding:.75rem 1rem;border:1px solid var(--border);border-radius:12px;background:var(--panel-strong);cursor:pointer}.runner-options label.is-selected{border-color:var(--emerald);background:var(--emerald-soft)}.runner-options input{position:absolute;opacity:0;pointer-events:none}.runner-options label>span{display:grid;place-items:center;width:28px;height:28px;border:1px solid var(--border);border-radius:50%;color:var(--emerald-dark);font-size:.72rem;font-weight:900}.runner-options label>strong{color:var(--text);font-size:.84rem;font-weight:650;line-height:1.5}.runner-open-answer{display:grid;gap:.5rem;max-width:620px;margin-top:2.4rem;color:var(--navy);font-size:.76rem;font-weight:800}.runner-open-answer input{height:48px;padding:0 .9rem;border:1px solid var(--border);border-radius:10px;color:var(--text);background:var(--panel-strong);font:inherit}.runner-open-answer input:focus{outline:none;border-color:var(--emerald);box-shadow:0 0 0 4px var(--ring)}.runner-actions{display:flex;justify-content:space-between;gap:1rem;margin-top:3rem;padding-top:1.3rem;border-top:1px solid var(--border-soft)}.runner-actions button{min-height:42px;padding:0 1.1rem;border:1px solid var(--border);border-radius:999px;color:var(--navy);background:var(--panel-strong);font:inherit;font-size:.76rem;font-weight:850;cursor:pointer}.runner-actions button.is-primary{margin-left:auto;border-color:var(--emerald);color:#fbf7ee;background:var(--emerald)}.runner-actions button:disabled{opacity:.5;cursor:not-allowed}.runner-error{margin-top:1rem;font-size:.76rem;font-weight:750}.exam-result{padding-bottom:4rem}.exam-result>.eyebrow{margin-top:1rem}.result-score{display:flex;align-items:baseline;gap:.6rem;margin:2.5rem 0 .8rem}.result-score strong{color:var(--emerald-dark);font-family:Newsreader,Georgia,serif;font-size:5rem;font-weight:600;line-height:.8}.result-score span{color:var(--muted);font-size:1rem;font-weight:800}.exam-result>p{color:var(--muted)}.result-review{margin-top:3rem;border-top:1px solid var(--navy)}.result-review article{display:grid;grid-template-columns:88px minmax(0,1fr);gap:1rem;padding:1.2rem 0;border-bottom:1px solid var(--border)}.result-review article>span{color:var(--emerald-dark);font-size:.68rem;font-weight:900;text-transform:uppercase}.result-review article.is-wrong>span{color:var(--coral)}.result-review strong{color:var(--navy);font-size:.76rem}.result-review p{margin:.35rem 0;color:var(--text);font-size:.78rem;line-height:1.55}.result-review small{color:var(--muted);line-height:1.55}.result-actions{display:flex;align-items:center;gap:1.4rem;margin-top:2rem}@media (max-width: 780px){.catalog-title-group{grid-template-columns:1fr;gap:1.5rem}.catalog-section-grid,.runner-layout{grid-template-columns:1fr}.runner-question-nav{flex-flow:row wrap;padding:1rem 0;border-right:0;border-bottom:1px solid var(--border-soft)}.runner-question{padding-inline:0}}@media (max-width: 520px){.runner-header{align-items:flex-start;flex-direction:column;gap:.5rem}.result-review article{grid-template-columns:1fr;gap:.4rem}.result-actions{align-items:stretch;flex-direction:column}}.admin-payment-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-block:1px solid var(--admin-ink)}.admin-payment-metrics article{min-height:132px;padding:22px 24px;border-left:1px solid var(--admin-line)}.admin-payment-metrics article:first-child{padding-left:0;border-left:0}.admin-payment-metrics span,.admin-payment-metrics strong,.admin-payment-metrics small{display:block}.admin-payment-metrics span{color:var(--admin-muted);font-size:.68rem;font-weight:750}.admin-payment-metrics strong{margin:14px 0 9px;font-family:Newsreader,Georgia,serif;font-size:2.6rem;font-weight:560;line-height:1}.admin-payment-metrics article:first-child strong{color:var(--admin-accent)}.admin-payment-metrics small{color:#7c8782;font-size:.66rem;line-height:1.5}.admin-payment-subscriptions,.admin-payment-packages,.admin-payment-logs{margin-top:58px}.admin-payment-standalone{margin-top:10px}.admin-payment-subscriptions>.admin-toolbar{margin-block:18px}.admin-payment-editor{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(330px,.9fr);min-height:440px;border-block:1px solid var(--admin-line)}.admin-payment-list{border-right:1px solid var(--admin-line)}.admin-payment-list>button{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(130px,.65fr) auto;gap:18px;align-items:center;width:100%;min-height:78px;padding:14px 18px 14px 0;border:0;border-bottom:1px solid var(--admin-line);color:var(--admin-ink);background:transparent;font:inherit;text-align:left;cursor:pointer}.admin-payment-list>button:hover,.admin-payment-list>button.is-selected{background:#206a4e0e}.admin-payment-list strong,.admin-payment-list small{display:block}.admin-payment-list strong{font-size:.78rem}.admin-payment-list small{margin-top:4px;overflow:hidden;color:var(--admin-muted);font-size:.65rem;text-overflow:ellipsis;white-space:nowrap}.admin-payment-list em{color:var(--admin-muted);font-size:.66rem;font-style:normal;font-weight:750}.admin-payment-list>button>i{padding:5px 8px;border:1px solid var(--admin-line);border-radius:999px;color:var(--admin-muted);font-size:.6rem;font-style:normal;font-weight:800}.admin-payment-list>button>i.is-active{border-color:#206a4e4d;color:var(--admin-accent);background:#206a4e12}.admin-payment-detail{min-width:0;padding:26px 0 26px 30px}.admin-payment-detail dl{display:grid;grid-template-columns:1fr 1fr;margin:24px 0 0;border-top:1px solid var(--admin-line)}.admin-payment-detail dl>div{min-width:0;padding:13px 10px 13px 0;border-bottom:1px solid var(--admin-line)}.admin-payment-detail dt{color:var(--admin-muted);font-size:.61rem;font-weight:750}.admin-payment-detail dd{margin:5px 0 0;overflow:hidden;font-size:.7rem;font-weight:750;text-overflow:ellipsis;white-space:nowrap}.admin-payment-access-form{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin-top:26px}.admin-payment-access-form>p{grid-column:1 / -1;margin:0;color:var(--admin-muted);font-size:.65rem;line-height:1.55}.admin-payment-access-form>.admin-form-error{grid-column:1 / -1}.admin-payment-access-form>button{grid-column:2;justify-self:end}.admin-package-create{display:grid;grid-template-columns:1fr 1fr 1.5fr .8fr .8fr auto;gap:12px;align-items:end;padding:22px 0;border-bottom:1px solid var(--admin-ink)}.admin-package-create>.admin-form-error{grid-column:1 / -1;margin:0}.admin-package-create>button{min-height:39px}.admin-package-list article{display:grid;grid-template-columns:46px minmax(0,1fr) auto;gap:16px;align-items:center;min-height:82px;border-bottom:1px solid var(--admin-line)}.admin-platform-mark{display:grid;place-items:center;width:42px;height:26px;border:1px solid var(--admin-line);color:var(--admin-muted);font-size:.58rem;font-weight:850}.admin-platform-mark.is-ios{color:#34433e;background:#eef1ef}.admin-platform-mark.is-android{color:#276343;background:#e8f2ec}.admin-package-list strong,.admin-package-list code,.admin-package-list small{display:block}.admin-package-list strong{font-size:.78rem}.admin-package-list code{margin-top:4px;overflow-wrap:anywhere;color:var(--admin-muted);font-size:.62rem}.admin-package-list small{margin-top:5px;color:var(--admin-muted);font-size:.63rem}.admin-package-list button{padding:7px 10px;border:1px solid var(--admin-line);color:var(--admin-ink);background:transparent;font:inherit;font-size:.65rem;font-weight:750;cursor:pointer}.admin-package-list button:hover{border-color:var(--admin-accent);color:var(--admin-accent)}.admin-payment-log-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;margin-top:22px}.admin-payment-log-grid>div{min-width:0;border-top:1px solid var(--admin-ink)}.admin-payment-log-grid h3{margin:14px 0;font-size:.72rem}.admin-payment-log-grid article{display:grid;grid-template-columns:auto minmax(0,1fr);gap:9px 12px;padding:11px 0;border-top:1px solid var(--admin-line)}.admin-payment-log-grid article>span{align-self:start;padding:3px 5px;color:var(--admin-accent);background:#206a4e12;font-size:.55rem;font-weight:800;text-transform:uppercase}.admin-payment-log-grid strong,.admin-payment-log-grid small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.admin-payment-log-grid strong{font-size:.68rem}.admin-payment-log-grid small{margin-top:3px;color:var(--admin-muted);font-size:.6rem}.admin-payment-log-grid time{grid-column:2;color:var(--admin-muted);font-size:.58rem}.admin-payment-log-grid>div>p{padding:20px 0;border-top:1px solid var(--admin-line);color:var(--admin-muted);font-size:.66rem}.admin-payment-log-grid.is-flow-page{grid-template-columns:repeat(3,minmax(0,1fr));margin-top:0}.admin-payment-directory{margin-top:58px}.admin-payment-directory>div:last-child{border-top:1px solid var(--admin-ink)}.admin-payment-directory a{display:grid;grid-template-columns:38px minmax(0,1fr) auto 18px;gap:16px;align-items:center;min-height:84px;border-bottom:1px solid var(--admin-line);color:var(--admin-ink);text-decoration:none;transition:background .16s var(--ease),padding .16s var(--ease)}.admin-payment-directory a:hover{padding-inline:10px;background:#206a4e0b}.admin-payment-directory a>.admin-icon:first-child{color:var(--admin-accent)}.admin-payment-directory a>.admin-icon:last-child{transform:rotate(180deg)}.admin-payment-directory strong,.admin-payment-directory small{display:block}.admin-payment-directory strong{font-size:.82rem}.admin-payment-directory small{margin-top:5px;color:var(--admin-muted);font-size:.66rem}.admin-payment-directory em{color:var(--admin-muted);font-size:.74rem;font-style:normal;font-weight:800}.admin-payment-table{margin-top:18px;border-top:1px solid var(--admin-ink)}.admin-payment-table-head,.admin-payment-table-row{display:grid;grid-template-columns:minmax(160px,1.2fr) minmax(140px,1fr) 90px minmax(150px,1.2fr) 142px;gap:18px;align-items:center;min-width:760px}.admin-payment-table-head{min-height:45px;color:var(--admin-muted);font-size:.61rem;font-weight:800}.admin-payment-table-row{min-height:68px;border-top:1px solid var(--admin-line);font-size:.68rem}.admin-payment-table-row strong,.admin-payment-table-row span,.admin-payment-table-row small{display:block;min-width:0}.admin-payment-table-row small{margin-top:4px;color:var(--admin-muted);font-size:.59rem}.admin-payment-table-row em{justify-self:start;padding:4px 6px;color:var(--admin-accent);background:#206a4e12;font-size:.57rem;font-style:normal;font-weight:800;text-transform:uppercase}.admin-payment-table-row code{overflow:hidden;color:var(--admin-muted);font-size:.61rem;text-overflow:ellipsis;white-space:nowrap}.admin-payment-table-row time{color:var(--admin-muted);font-size:.61rem}.admin-payment-purchases .admin-payment-table{overflow-x:auto}@media (max-width: 1100px){.admin-payment-metrics{grid-template-columns:1fr 1fr}.admin-payment-metrics article:nth-child(3){border-left:0}.admin-package-create{grid-template-columns:1fr 1fr}}@media (max-width: 780px){.admin-payment-metrics,.admin-payment-editor,.admin-payment-log-grid,.admin-payment-log-grid.is-flow-page{grid-template-columns:1fr}.admin-payment-metrics article{padding-left:0;border-left:0;border-top:1px solid var(--admin-line)}.admin-payment-metrics article:first-child{border-top:0}.admin-payment-list{border-right:0;border-bottom:1px solid var(--admin-line)}.admin-payment-detail{padding-left:0}.admin-payment-list>button{grid-template-columns:minmax(0,1fr) auto}.admin-payment-list>button>span:nth-child(2){display:none}.admin-package-create{grid-template-columns:1fr}.admin-payment-directory a{grid-template-columns:32px minmax(0,1fr) auto}.admin-payment-directory a>.admin-icon:last-child{display:none}}button.lesson-list-item{width:100%;font:inherit;text-align:left;cursor:pointer}.lesson-list-item.is-locked{cursor:pointer;background:var(--panel)}.lesson-list-item.is-locked strong{color:var(--muted)}.lesson-lock{display:inline-flex;align-items:center;gap:.3rem;font-size:.72rem;font-weight:800;color:var(--amber);letter-spacing:.02em}button.catalog-exam-link{width:100%;font:inherit;text-align:left;cursor:pointer;background:none}.catalog-exam-link.is-locked>span:last-child{color:var(--amber)}.premium-modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:60;display:flex;align-items:center;justify-content:center;padding:1.5rem;background:#0c1f248c;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.premium-modal{width:min(420px,100%);padding:1.75rem;border-radius:var(--radius);background:var(--panel-strong);border:1px solid var(--border);box-shadow:var(--shadow-md);text-align:center}.premium-modal-badge{display:inline-flex;align-items:center;justify-content:center;width:56px;height:56px;border-radius:50%;background:#f0a62929;font-size:1.6rem}.premium-modal h2{margin:.85rem 0 .5rem;color:var(--navy)}.premium-modal p{margin:0;color:var(--muted);line-height:1.55}.premium-modal-actions{margin-top:1.4rem}.premium-modal-close{padding:.7rem 1.6rem;border:none;border-radius:var(--radius);background:var(--accent);color:#fff;font-weight:800;cursor:pointer}.premium-locked-page{max-width:460px;margin:3rem auto;padding:2rem;text-align:center;border-radius:var(--radius);background:var(--panel-strong);border:1px solid var(--border);box-shadow:var(--shadow-sm)}.premium-locked-page h1{margin:1rem 0 .6rem;color:var(--navy)}.premium-locked-page p{margin:0;color:var(--muted);line-height:1.6}.side-menu-premium .side-icon{color:var(--gold-strong);background:var(--gold-soft);font-size:1rem}.premium-page,.premium-page-state{width:min(100%,1120px);margin:0 auto}.premium-page-state{padding:4rem 1.5rem;color:var(--muted);text-align:center}.premium-page-state strong,.premium-page-state p{display:block;margin:0 0 .6rem}.premium-page-state strong{color:var(--navy)}.premium-page-state.is-error{color:var(--coral)}.premium-page-state button{margin-top:.7rem;padding:.65rem 1rem;border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--navy);background:var(--panel-strong);font:inherit;font-weight:800;cursor:pointer}.premium-upgrade-card{position:relative;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(260px,.8fr);align-items:center;gap:clamp(2rem,6vw,5.5rem);min-height:570px;padding:clamp(2rem,5vw,4.5rem);border:1px solid rgba(234,170,68,.3);border-radius:28px;color:#f8f1e1;background:radial-gradient(circle at 82% 42%,rgba(234,170,68,.24),transparent 27%),radial-gradient(circle at 8% 8%,rgba(49,91,143,.35),transparent 36%),#07152d;box-shadow:0 30px 80px #07152d33;overflow:hidden}.premium-upgrade-copy{position:relative;z-index:1}.premium-mobile-badge{display:inline-flex;align-items:center;padding:.38rem .65rem;border:1px solid rgba(255,240,200,.2);border-radius:999px;color:#ffe3a1;background:#fff0c814;font-size:.7rem;font-weight:800}.premium-upgrade-card h1{max-width:620px;margin:1.25rem 0 .7rem;color:#fff9ec;font-family:Newsreader,Georgia,serif;font-size:clamp(2.5rem,6vw,4.7rem);font-weight:620;line-height:.96;letter-spacing:-.035em}.premium-upgrade-card p{max-width:620px;margin:0;color:#c4ccdb;font-size:.94rem;line-height:1.7}.premium-benefit-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.75rem 1.3rem;margin-top:1.8rem}.premium-benefit-grid span{display:flex;align-items:center;gap:.6rem;color:#e7eaf1;font-size:.76rem;line-height:1.4}.premium-benefit-grid i{display:grid;place-items:center;flex:0 0 auto;width:25px;height:25px;border-radius:8px;color:#ffd56f;background:#eaaa4421;font-style:normal;font-weight:900}.premium-store-row{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:1.9rem}.premium-store-badge{display:flex;align-items:center;gap:.7rem;min-width:174px;min-height:56px;padding:.6rem 1rem;border:1px solid rgba(255,255,255,.22);border-radius:14px;color:#fff;background:#03060c;text-decoration:none;transition:transform .18s var(--ease),border-color .18s var(--ease)}.premium-store-badge:not(.is-disabled):hover{border-color:#ffd56fa6;transform:translateY(-2px)}.premium-store-badge.is-disabled{opacity:.48;cursor:not-allowed}.premium-store-badge i{font-size:1.25rem;font-style:normal}.premium-store-badge small,.premium-store-badge strong{display:block}.premium-store-badge small{margin-bottom:.08rem;color:#aeb7c7;font-size:.58rem}.premium-store-badge strong{font-size:.92rem}.premium-store-note{display:block;margin-top:.7rem;color:#8590a5;font-size:.64rem}.premium-phone{position:relative;z-index:1;width:min(100%,290px);margin:0 auto;padding:12px;border:7px solid #030812;border-radius:44px;background:#111927;box-shadow:0 32px 70px #0000006b,0 0 65px #eaaa441f;transform:rotate(2deg)}.premium-phone-speaker{position:absolute;z-index:2;top:18px;left:50%;width:82px;height:22px;border-radius:999px;background:#030812;transform:translate(-50%)}.premium-phone-screen{min-height:470px;padding:3rem .9rem .9rem;border-radius:31px;background:#f7f1e4;overflow:hidden}.premium-phone-screen header{display:flex;align-items:center;justify-content:space-between;color:var(--navy);font-size:.82rem;font-weight:900}.premium-phone-screen header i{color:var(--gold-strong);font-style:normal}.premium-phone-screen>p{margin:1rem 0;color:#5a6578;font-size:.7rem;line-height:1.45}.premium-phone-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.65rem}.premium-phone-grid article{min-height:116px;padding:.8rem;border-radius:18px;color:#fff9ec;background:#17345d}.premium-phone-grid article:nth-child(2),.premium-phone-grid article:nth-child(3){color:var(--navy);background:#f0c66a}.premium-phone-grid article:nth-child(4){background:#315b8f}.premium-phone-grid i,.premium-phone-grid strong,.premium-phone-grid small{display:block}.premium-phone-grid i{width:25px;height:25px;margin-bottom:.75rem;padding-top:.3rem;border-radius:8px;background:#ffffff2e;font-size:.65rem;font-style:normal;text-align:center}.premium-phone-grid strong{font-size:.72rem}.premium-phone-grid small{margin-top:.25rem;font-size:.56rem;opacity:.7}.premium-phone-screen footer{display:flex;justify-content:center;gap:1.8rem;margin-top:1.15rem;color:#8690a0;font-size:.65rem}.premium-phone-screen footer span:first-child{color:var(--gold-strong)}.premium-member-page{display:grid;min-height:calc(100vh - 8rem);place-items:center}.premium-member-card{position:relative;width:min(100%,580px);padding:clamp(2rem,6vw,3.8rem);border:1px solid rgba(177,118,14,.34);border-radius:28px;background:radial-gradient(circle at 50% 0%,rgba(234,170,68,.18),transparent 35%),var(--panel-strong);box-shadow:var(--shadow-md);text-align:center}.premium-crown{display:grid;place-items:center;width:82px;height:82px;margin:0 auto 1.1rem;border-radius:50%;color:var(--navy);background:linear-gradient(145deg,#FFE59A,var(--gold));box-shadow:0 14px 35px #b1760e47;font-size:2rem}.premium-member-kicker{margin:0 0 .35rem;color:var(--gold-strong);font-size:.68rem;font-weight:900;letter-spacing:.1em;text-transform:uppercase}.premium-member-card h1{margin:0;color:var(--navy);font-family:Newsreader,Georgia,serif;font-size:clamp(2.3rem,6vw,3.5rem);font-weight:620;letter-spacing:-.025em}.premium-member-lead{max-width:450px;margin:.8rem auto 1.8rem;color:var(--muted);line-height:1.65}.premium-subscription-details{margin:0;padding:.4rem 1.2rem;border:1px solid var(--border);border-radius:18px;background:#07152d09;text-align:left}.premium-subscription-details div{display:grid;grid-template-columns:145px minmax(0,1fr);gap:1rem;padding:.85rem 0;border-bottom:1px solid var(--border-soft)}.premium-subscription-details div:last-child{border-bottom:0}.premium-subscription-details dt{color:var(--muted);font-size:.75rem}.premium-subscription-details dd{margin:0;color:var(--navy);font-size:.78rem;font-weight:850;text-align:right}.premium-subscription-details .is-expiry dd{color:var(--gold-strong)}.premium-days-left{display:inline-flex;margin-top:1.1rem;padding:.38rem .65rem;border-radius:999px;color:var(--gold-strong);background:var(--gold-soft);font-size:.7rem;font-weight:900}@media (max-width: 900px){.premium-upgrade-card{grid-template-columns:1fr}.premium-phone{display:none}}@media (max-width: 620px){.premium-upgrade-card{min-height:0;padding:2rem 1.3rem;border-radius:22px}.premium-benefit-grid{grid-template-columns:1fr}.premium-store-badge{width:100%}.premium-member-card{padding:2rem 1.2rem;border-radius:22px}.premium-subscription-details div{grid-template-columns:1fr;gap:.3rem}.premium-subscription-details dd{text-align:left}}:root{--bg: oklch(96.5% .014 82);--ink: oklch(21% .052 258);--text: oklch(30% .035 258);--muted: oklch(53% .025 258);--panel: oklch(94.5% .018 82);--panel-strong: oklch(99% .008 82);--border: oklch(86% .018 82);--border-soft: oklch(90% .014 82);--navy: oklch(20% .057 258);--blue: oklch(43% .08 258);--gold: oklch(77% .13 78);--gold-strong: oklch(42% .09 73);--gold-soft: oklch(93% .06 82);--emerald: var(--gold-strong);--emerald-dark: var(--gold-strong);--emerald-soft: var(--gold-soft);--amber: var(--gold);--coral: oklch(55% .16 30);--plum: var(--blue);--ring: oklch(69% .11 77 / .42);--radius: 12px;--radius-lg: 18px;--radius-sm: 8px;--shadow-sm: 0 1px 2px oklch(20% .03 258 / .05);--shadow-md: 0 18px 50px oklch(20% .03 258 / .08);--shadow-lg: 0 30px 80px oklch(20% .03 258 / .12);--glow: none;--ease: cubic-bezier(.22, 1, .36, 1);--font-ui: "IBM Plex Sans", "Aptos", "Segoe UI", sans-serif;--font-editorial: "IBM Plex Sans", "Aptos", "Segoe UI", sans-serif}body{min-width:320px;min-height:100vh;color:var(--text);background:var(--bg);font-family:var(--font-ui);font-kerning:normal}button,input,textarea,select{font-family:inherit}.skip-link{position:fixed;z-index:1000;top:12px;left:12px;padding:10px 14px;color:var(--navy);background:var(--gold);font-weight:700;text-decoration:none;transform:translateY(-160%);transition:transform .15s var(--ease)}.skip-link:focus{transform:translateY(0)}.app-icon{display:block;flex:0 0 auto}.app{grid-template-columns:256px minmax(0,1fr);background:var(--bg);height:100dvh;min-height:100dvh;overflow:hidden}.sidebar{position:sticky;top:0;z-index:30;min-height:0;height:100dvh;max-height:100dvh;color:#dbe2eb;background:var(--navy);border-right:0;box-shadow:none;-webkit-backdrop-filter:none;backdrop-filter:none}.sidebar-top{flex:0 0 auto;padding:24px 18px 18px;border-bottom:1px solid oklch(100% 0 0 / .1)}.sidebar .brand{gap:11px;color:#fcf4e6}.sidebar .brand-mark{width:42px;height:42px;border:1px solid oklch(81% .11 79 / .5);border-radius:9px 9px 9px 2px;box-shadow:none}.sidebar .brand strong{color:#fdf8ee;font-family:var(--font-editorial);font-size:1.25rem;font-weight:600;letter-spacing:-.02em}.sidebar .brand small{margin-top:1px;color:#9ea9b8;font-size:.68rem;font-weight:500}.side-menu{gap:2px;margin-top:28px}.side-menu-item{position:relative;gap:12px;min-height:45px;padding:9px 10px;border:0;border-radius:6px;color:#a7b2c1;font-size:.83rem;font-weight:600;transition:color .15s var(--ease),background .15s var(--ease)}.side-menu-item:hover{color:#fdf8ee;background:#ffffff0f;transform:none}.side-menu-item.active{color:#fef4e3;background:#ffffff17;border-color:transparent;box-shadow:none}.side-menu-item.active:before{content:"";position:absolute;top:10px;bottom:10px;left:-18px;width:3px;background:var(--gold)}.side-icon,.side-menu-item.active .side-icon,.side-menu-premium .side-icon{display:grid;width:22px;height:22px;place-items:center;color:currentColor;background:transparent;border-radius:0;box-shadow:none}.side-menu-premium{color:#e8bd73}.sidebar-profile{flex:0 0 auto;margin-top:auto;padding:14px 18px 18px;border-top:1px solid oklch(100% 0 0 / .1);background:transparent}.sidebar-apps{flex:0 0 auto;margin-top:auto;padding:16px 14px;border-top:1px solid oklch(100% 0 0 / .1)}.sidebar-apps+.sidebar-profile{margin-top:0}.sidebar-apps-label{display:block;margin:0 4px 9px;color:#88909c;font-size:.62rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase}.sidebar-apps-row{display:grid;grid-template-columns:1fr 1fr;gap:8px}.store-link{display:flex;align-items:center;gap:6px;min-width:0;min-height:42px;padding:7px 8px;border:1px solid oklch(100% 0 0 / .14);border-radius:8px;color:#f0eae1;background:#ffffff0a;text-decoration:none;transition:border-color .15s var(--ease),background .15s var(--ease)}.store-link:hover{border-color:#e7b96b99;background:#ffffff14}.store-link:focus-visible{outline:2px solid var(--gold);outline-offset:2px}.store-link svg{flex:0 0 auto;color:var(--gold)}.store-link span{display:grid;min-width:0;line-height:1.15}.store-link small{color:#959fae;font-size:.58rem;font-weight:500}.store-link strong{overflow:hidden;font-size:.7rem;font-weight:600;white-space:nowrap;text-overflow:ellipsis}.profile-link{color:#e9e4da}.profile-link:hover{background:transparent}.profile-avatar{flex-basis:36px;width:36px;height:36px;border:1px solid oklch(82% .1 80 / .45);border-radius:50%;color:var(--gold);background:#0f213c;box-shadow:none;font-size:.75rem}.profile-copy strong{color:#f0eae1;font-size:.76rem;font-weight:600}.profile-copy small{color:#88909c;font-size:.64rem}.logout-button{display:grid;width:36px;height:36px;place-items:center;padding:0;border:0;border-radius:50%;color:#959fae;background:transparent}.logout-button:hover{color:#ffc9bf;color:oklch(88% .08 30);border-color:transparent;background:#ffffff0f}.content{min-width:0;min-height:0;height:100dvh;max-height:none;padding:clamp(32px,5vw,72px) clamp(24px,6vw,88px) 80px;overflow-y:auto;overscroll-behavior:contain;background:linear-gradient(to right,transparent 0,transparent calc(100% - 1px),var(--border-soft) calc(100% - 1px)) 0 0 / 100% 100%,var(--bg)}.btn{min-height:46px;padding:11px 18px;border:1px solid var(--navy);border-radius:6px;color:#fdf8ee;background:var(--navy);box-shadow:none;font-size:.82rem;font-weight:700;transition:color .15s var(--ease),background .15s var(--ease),transform .15s var(--ease)}.btn:hover{color:var(--navy);background:var(--gold);border-color:var(--gold);box-shadow:none;filter:none;transform:translateY(-1px)}.home-dashboard,.topics-landing,.exams-landing,.statistics-page,.lessons-page{width:min(100%,1180px);max-width:none;margin:0 auto}.topics-landing,.exams-landing{margin-top:clamp(-48px,-3vw,-16px)}.home-hero{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(280px,.65fr);min-height:390px;border-bottom:1px solid var(--border)}.home-hero-copy{display:flex;flex-direction:column;align-items:flex-start;justify-content:center;padding:12px clamp(24px,5vw,64px) 48px 0}.eyebrow{margin:0 0 12px;color:var(--gold-strong);font-size:.67rem;font-weight:700;letter-spacing:.13em}.home-hero h1,.app-page-header h1,.home-section-head h2,.statistics-header h1,.lessons-header h1,.topic-reader-header h1{color:var(--navy);font-family:var(--font-editorial);font-weight:500;letter-spacing:-.045em}.home-hero h1{max-width:11ch;margin:0;font-size:clamp(3.25rem,7vw,6.6rem);line-height:.88}.home-hero-copy>p:last-of-type{max-width:54ch;margin:24px 0 0;color:var(--muted);font-size:1rem;line-height:1.65}.home-hero-actions{display:flex;align-items:center;gap:18px;margin-top:28px}.home-secondary-link{color:var(--navy);font-size:.82rem;font-weight:700;text-decoration-color:var(--gold);text-underline-offset:5px}.home-countdown{display:grid;gap:2px;margin:28px 0 0;padding:12px 16px;border:1px solid var(--border);border-left:3px solid var(--gold);border-radius:var(--radius-sm);color:var(--navy);font-size:.95rem;background:var(--panel-strong)}.home-countdown strong{color:var(--gold-strong);font-size:1.15rem}.home-countdown small{color:var(--muted);font-size:.74rem}.study-sequence{display:grid;align-content:center;gap:0;margin:0;padding:36px;color:#f0eae1;background:var(--navy);list-style:none}.study-sequence li{display:grid;grid-template-columns:38px minmax(0,1fr);gap:14px;padding:24px 0;border-bottom:1px solid oklch(100% 0 0 / .12)}.study-sequence li:last-child{border-bottom:0}.study-sequence>li>span{color:var(--gold);font-size:.65rem;font-weight:700;letter-spacing:.08em}.study-sequence strong,.study-sequence small{display:block}.study-sequence strong{font-family:var(--font-editorial);font-size:1.35rem;font-weight:500}.study-sequence small{margin-top:3px;color:#929cab;font-size:.68rem}.home-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;padding-top:clamp(56px,8vw,96px)}.home-section-head h2{max-width:14ch;margin:0;font-size:clamp(2.35rem,5vw,4.4rem);line-height:.98}.home-section-head>span{padding-bottom:6px;color:var(--muted);font-size:.76rem}.topics-landing>.topic-card-grid{margin-top:0}.topic-card-grid{grid-template-columns:repeat(2,minmax(0,280px));justify-content:center;gap:clamp(16px,2.5vw,24px);margin-top:34px;border:0}.topic-choice-card{display:grid;grid-template-rows:minmax(0,1fr) auto auto;align-items:stretch;justify-content:stretch;gap:8px;aspect-ratio:1;min-height:0;padding:18px;border:1px solid var(--border);border-radius:16px;color:var(--navy);background:var(--panel-strong);box-shadow:var(--shadow-sm);overflow:hidden}.topic-choice-card:after{display:none}.topic-choice-card-math,.topic-choice-card-turkish{color:var(--navy);background:var(--panel-strong)}.topic-choice-card:hover{border-color:color-mix(in oklch,var(--gold) 58%,var(--border));box-shadow:var(--shadow-md);transform:translateY(-3px)}.topic-choice-animation,.topic-choice-lottie{display:block;width:112px;height:112px;line-height:0}.topic-choice-animation{place-self:center;border-radius:22px;background:#244c8a;overflow:hidden}.topic-choice-card-math .topic-choice-animation{background:color-mix(in oklch,var(--gold) 76%,var(--navy))}.topic-choice-copy{display:grid;align-self:end;gap:3px;margin:0;text-align:center}.topic-choice-copy strong{color:currentColor;font-family:var(--font-ui);font-size:clamp(1.25rem,2vw,1.55rem);font-weight:600;letter-spacing:-.025em}.topic-choice-copy small{color:var(--muted);font-size:.72rem;font-weight:500}.topic-choice-action{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:12px 0 0;border:0;border-top:1px solid var(--border);color:currentColor;font-size:.74rem;font-weight:700;opacity:1}.topic-choice-action .app-icon{transition:transform .18s var(--ease)}.topic-choice-card:hover .topic-choice-action .app-icon{transform:translate(4px)}.topic-choice-card--primary{position:relative;border-color:#35547b7a;color:#fbf4e8;background:linear-gradient(90deg,oklch(17% .052 260) 0%,var(--navy) 46%,oklch(31% .075 252) 100%);box-shadow:0 22px 56px #0411273d}.topic-choice-card--primary .topic-choice-animation{border-radius:0;background:transparent;overflow:visible}.topic-choice-card--primary .topic-choice-copy small{color:#aeb8c8}.topic-choice-card--primary .topic-choice-action{border-color:#ffffff29;color:var(--gold)}.topic-choice-card--primary:hover{border-color:#466f9cad;box-shadow:0 28px 68px #0411274d}.home-quick-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin:72px 0 12px;border-top:1px solid var(--border)}.home-quick-links a{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:4px 16px;padding:24px 22px;border-right:1px solid var(--border);color:var(--navy);text-decoration:none}.home-quick-links a:last-child{border-right:0}.home-quick-links span{font-family:var(--font-editorial);font-size:1.25rem}.home-quick-links small{grid-column:1;color:var(--muted);font-size:.68rem}.home-quick-links .app-icon{grid-column:2;grid-row:1 / span 2;align-self:center;color:var(--gold-strong)}.app-page-header,.statistics-header{max-width:none;margin-bottom:42px;padding-bottom:34px;border-bottom:1px solid var(--border)}.app-page-header h1,.statistics-header h1{max-width:16ch;margin:0;font-size:clamp(2.75rem,6vw,5.5rem);line-height:.94}.app-page-header>div{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-top:22px}.app-page-header>div p{max-width:60ch;margin:0;color:var(--muted);line-height:1.6}.app-page-header>div span{flex:0 0 auto;color:var(--gold-strong);font-size:.72rem;font-weight:700}.exam-series-card-grid{margin-top:0}.exam-series-card{grid-template-rows:auto auto auto;align-content:center;place-items:center;gap:10px;aspect-ratio:5 / 4;padding:16px;text-align:center}.exam-series-card .topic-choice-animation{place-self:center;width:76px;height:76px}.exam-series-card .topic-choice-copy{align-self:center;justify-items:center;width:100%;text-align:center}.exam-series-card .topic-choice-action{justify-self:center;width:min(100%,210px);margin-inline:auto;padding-top:10px;text-align:center}.exam-series-icon{display:grid;place-items:center;color:var(--gold)}.lessons-page>.text-link{margin-bottom:22px;color:var(--muted);font-size:.72rem}.catalog-header{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,420px);align-items:end;gap:clamp(24px,5vw,64px);margin-bottom:clamp(34px,5vw,52px);padding-bottom:24px;border-bottom:1px solid var(--border)}.catalog-header-copy{display:grid;gap:6px}.catalog-header h1{margin:0;font-family:var(--font-ui);font-size:clamp(2rem,4vw,3.35rem);font-weight:650;line-height:1;letter-spacing:-.04em}.catalog-header .muted{margin:0;font-size:.8rem}.catalog-header-description{max-width:48ch;margin:0;color:var(--muted);font-size:.86rem;line-height:1.6}.exams-catalog-header,.topics-catalog-header,.exam-catalog-detail-header{grid-template-columns:1fr;gap:0;margin-bottom:24px;padding-bottom:16px}.exams-catalog-header .catalog-header-copy,.topics-catalog-header .catalog-header-copy,.exam-catalog-detail-header .catalog-header-copy{gap:4px}.exams-catalog-header h1,.topics-catalog-header h1,.exam-catalog-detail-header h1{font-size:clamp(1.5rem,2.4vw,2rem);letter-spacing:-.03em}.exams-catalog-header .muted,.topics-catalog-header .muted,.exam-catalog-detail-header .muted{font-size:.72rem}.lesson-search{display:grid;grid-template-columns:1fr;gap:7px;max-width:none;margin:0;padding:0;border:0;color:var(--muted);font-size:.68rem;font-weight:700;letter-spacing:.08em}.lesson-search input{min-height:46px;padding:11px 14px;border:1px solid var(--border);border-radius:12px;color:var(--navy);background:var(--panel-strong);box-shadow:none;font-size:.9rem}.lesson-search input:focus{border-color:var(--gold-strong);box-shadow:0 0 0 3px color-mix(in oklch,var(--gold) 20%,transparent)}.lesson-category-list{display:grid;gap:clamp(38px,6vw,58px)}.lesson-category{display:grid;gap:16px}.lesson-category-header{display:flex;align-items:baseline;justify-content:space-between;gap:20px;padding-bottom:12px;border-bottom:1px solid var(--border)}.lesson-category-header>div{display:flex;align-items:baseline;gap:12px}.lesson-category-header span,.lesson-category-header small{color:var(--muted);font-size:.68rem;font-weight:650;letter-spacing:.06em}.lesson-category-header h2{margin:0;color:var(--navy);font-family:var(--font-ui);font-size:clamp(1.18rem,2vw,1.45rem);font-weight:650;letter-spacing:-.02em}.catalog-card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px;margin:0;padding:0;border:0;border-radius:0;background:transparent;box-shadow:none}.catalog-card{display:grid;grid-template-columns:34px minmax(0,1fr) auto;align-items:center;gap:13px;min-height:104px;padding:16px;border:1px solid var(--border);border-radius:14px;color:var(--navy);background:var(--panel-strong);box-shadow:var(--shadow-sm);font:inherit;text-align:left;text-decoration:none;cursor:pointer;transition:border-color .18s var(--ease),box-shadow .18s var(--ease),transform .18s var(--ease)}.catalog-card:hover{border-color:color-mix(in oklch,var(--gold) 58%,var(--border));box-shadow:var(--shadow-md);transform:translateY(-2px)}.catalog-card:focus-visible{outline:3px solid var(--ring);outline-offset:3px}.catalog-card-index{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;color:var(--gold-strong);background:color-mix(in oklch,var(--gold) 16%,var(--panel-strong));font-size:.66rem;font-weight:750;letter-spacing:.04em}.catalog-card-copy{min-width:0}.catalog-card strong{display:block;overflow:hidden;font-family:var(--font-ui);font-size:.96rem;font-weight:650;line-height:1.3;text-overflow:ellipsis}.catalog-card-copy small{display:block;margin-top:4px;color:var(--muted);font-size:.68rem;font-weight:500}.catalog-card-action{display:flex;align-items:center;margin:0;padding:0;border-radius:0;color:var(--gold-strong);background:transparent}.catalog-card-lock{display:inline-flex;align-items:center;gap:5px;font-size:.65rem;white-space:nowrap}.catalog-card .app-icon{transition:transform .18s var(--ease)}.catalog-card:hover .catalog-card-action>.app-icon{transform:translate(3px)}.exam-title-detail{width:min(100%,1180px);max-width:none;margin:clamp(-48px,-3vw,-16px) auto 0}.lesson-empty{padding:48px 0;text-align:center}.lesson-empty strong{color:var(--navy);font-family:var(--font-editorial);font-size:1.5rem;font-weight:500}.lesson-empty p{color:var(--muted)}.lesson-empty button{min-height:44px;padding:8px 12px;border:0;color:var(--gold-strong);background:transparent;cursor:pointer;font-weight:700;text-decoration:underline;text-underline-offset:4px}.app-loading{color:var(--muted);font-size:.82rem}.topic-reader{width:min(100%,900px);margin:0 auto}.topic-reader-header{margin-bottom:30px;padding-bottom:30px;border-bottom:1px solid var(--border)}.topic-reader-header h1{max-width:15ch;margin:0;font-size:clamp(3rem,7vw,5.6rem);line-height:.94}.topic-reader-header>p:last-child{max-width:58ch;margin:20px 0 0;color:var(--muted);line-height:1.65}.progress-bar{padding:14px 0;border:0;border-bottom:1px solid var(--border);border-radius:0;background:transparent;box-shadow:none}.tabs{gap:22px;margin:22px 0 34px;overflow-x:auto}.tab{flex:0 0 auto;min-height:44px;padding:10px 0;font-size:.78rem}.prose{max-width:72ch;font-size:1rem;line-height:1.8}.prose h1,.prose h2,.prose h3{font-family:var(--font-editorial);font-weight:500;letter-spacing:-.025em}.prose h2{margin-top:2.4em;font-size:1.9rem}.practice-exam,.practice-results{max-width:820px;border-radius:12px;box-shadow:none}.practice-header{background:var(--panel)}.practice-option{border-radius:8px;background:var(--panel-strong)}.statistics-header .muted{max-width:60ch;margin-top:18px;line-height:1.6}.stats-summary-grid{gap:0;margin-bottom:42px;border-block:1px solid var(--border)}.stats-summary-card,.stats-summary-card-blue,.stats-summary-card-green,.stats-summary-card-amber,.stats-summary-card-rose{min-height:150px;padding:24px;border:0;border-right:1px solid var(--border);border-radius:0;background:transparent;box-shadow:none}.stats-summary-card:last-child{border-right:0}.stats-summary-card:hover{box-shadow:none;transform:none}.stats-summary-card strong{color:var(--navy);font-family:var(--font-editorial);font-size:2.8rem;font-weight:500}.stats-panel{border-radius:12px;box-shadow:none}.auth-page,.auth-panel{background:var(--bg)}.auth-intro{background:var(--navy)}.auth-intro-copy h2,.auth-form-header h1{font-family:var(--font-editorial);font-weight:500}.auth-form input,.auth-submit{border-radius:7px}.auth-submit{background:var(--navy);box-shadow:none}.auth-submit:hover:not(:disabled){color:var(--navy);background:var(--gold);box-shadow:none}@media (hover: hover){.home-quick-links a:hover{background:var(--panel-strong)}}@media (max-width: 980px){.app{grid-template-columns:220px minmax(0,1fr)}.content{padding-inline:32px}.home-hero{grid-template-columns:1fr}.home-hero-copy{min-height:430px}.study-sequence{grid-template-columns:repeat(3,minmax(0,1fr));padding:20px 24px}.study-sequence li{grid-template-columns:1fr;padding:14px 20px;border-right:1px solid oklch(100% 0 0 / .12);border-bottom:0}.study-sequence li:last-child{border-right:0}.home-quick-links{grid-template-columns:1fr}.home-quick-links a{border-right:0;border-bottom:1px solid var(--border)}}@media (max-width: 760px){body{padding-bottom:max(72px,env(safe-area-inset-bottom))}.app{display:block;height:auto;min-height:100dvh;overflow:visible}.sidebar{position:sticky;display:block;height:70px;max-height:none;color:var(--navy);background:var(--panel-strong);border-bottom:1px solid var(--border);overflow:visible}.sidebar-top{display:flex;align-items:center;justify-content:space-between;height:70px;padding:10px 16px;border:0}.sidebar .brand strong{color:var(--navy)}.sidebar .brand small{color:var(--muted)}.side-menu{position:fixed;z-index:200;right:0;bottom:0;left:0;display:flex;gap:0;margin:0;padding-bottom:env(safe-area-inset-bottom);overflow-x:auto;color:#bcc5d1;background:var(--navy);scrollbar-width:none}.side-menu::-webkit-scrollbar{display:none}.side-menu-item{flex:1 0 72px;flex-direction:column;justify-content:center;gap:4px;min-height:68px;padding:8px 5px;border-radius:0;color:#9ba5b5;font-size:.61rem;text-align:center}.side-menu-item.active,.side-menu-item:hover{color:var(--gold);background:transparent}.side-menu-item.active:before{top:0;right:22px;bottom:auto;left:22px;width:auto;height:2px}.sidebar-profile{position:absolute;top:0;right:8px;height:70px;padding:10px;border:0}.profile-copy,.logout-button,.sidebar-apps{display:none}.profile-avatar{color:var(--gold-strong);background:var(--gold-soft);border-color:var(--border)}.content{height:auto;max-height:none;min-height:calc(100dvh - 70px);padding:30px 18px 48px;overflow:visible}.home-hero-copy{min-height:390px;padding-right:0}.home-hero h1{font-size:clamp(3.4rem,18vw,5.4rem)}.study-sequence{grid-template-columns:1fr;padding:14px 24px}.study-sequence li{grid-template-columns:34px minmax(0,1fr);padding:16px 0;border-right:0;border-bottom:1px solid oklch(100% 0 0 / .12)}.home-section-head{align-items:flex-start;flex-direction:column}.topic-card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.topic-choice-card{grid-template-rows:minmax(0,1fr) auto auto;gap:5px;min-height:0;padding:12px;border:1px solid var(--border)}.exam-series-card{grid-template-rows:auto auto auto;aspect-ratio:1}.topic-choice-animation,.topic-choice-lottie{width:72px;height:72px}.topic-choice-animation{border-radius:16px}.topic-choice-copy strong{font-size:clamp(1rem,5vw,1.25rem)}.topic-choice-action{font-size:0;padding-top:8px}.app-page-header>div{align-items:flex-start;flex-direction:column}.lesson-search{grid-template-columns:1fr}.catalog-header{grid-template-columns:1fr;align-items:stretch}.catalog-card{align-items:center}.stats-summary-grid{grid-template-columns:1fr 1fr}.stats-summary-card{border-right:0;border-bottom:1px solid var(--border)}.stats-summary-card:nth-child(odd){border-right:1px solid var(--border)}}@media (max-width: 480px){.sidebar .brand small{display:none}.home-hero-actions{align-items:stretch;flex-direction:column;width:100%}.home-secondary-link{min-height:44px;padding-top:10px;text-align:center}.stats-summary-grid{grid-template-columns:1fr}.stats-summary-card,.stats-summary-card:nth-child(odd){border-right:0}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}.math-inline{display:inline-block;vertical-align:baseline}.math-display{display:block;margin:.7em 0;overflow-x:auto;overflow-y:hidden;max-width:100%}.katex{font-size:1.06em;font-weight:400;letter-spacing:normal}.katex-display>.katex{text-align:left}.runner-options label>strong .katex,.practice-option-text .katex{font-size:1.3em}.prose .katex{font-size:1.12em}
