@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2) format("woff2"),url(/assets/KaTeX_AMS-Regular-DMm9YOAa.woff) format("woff"),url(/assets/KaTeX_AMS-Regular-DRggAlZN.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Regular-wX97UBjC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff) format("woff"),url(/assets/KaTeX_Fraktur-Bold-BdnERNNW.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff) format("woff"),url(/assets/KaTeX_Fraktur-Regular-CB_wures.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Main-Bold-Cx986IdX.woff2) format("woff2"),url(/assets/KaTeX_Main-Bold-Jm3AIy58.woff) format("woff"),url(/assets/KaTeX_Main-Bold-waoOVXN0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2) format("woff2"),url(/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff) format("woff"),url(/assets/KaTeX_Main-BoldItalic-DzxPMmG6.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2) format("woff2"),url(/assets/KaTeX_Main-Italic-BMLOBm91.woff) format("woff"),url(/assets/KaTeX_Main-Italic-3WenGoN9.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Main-Regular-B22Nviop.woff2) format("woff2"),url(/assets/KaTeX_Main-Regular-Dr94JaBh.woff) format("woff"),url(/assets/KaTeX_Main-Regular-ypZvNtVU.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2) format("woff2"),url(/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff) format("woff"),url(/assets/KaTeX_Math-BoldItalic-B3XSjfu4.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Math-Italic-t53AETM-.woff2) format("woff2"),url(/assets/KaTeX_Math-Italic-DA0__PXp.woff) format("woff"),url(/assets/KaTeX_Math-Italic-flOr_0UB.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff) format("woff"),url(/assets/KaTeX_SansSerif-Bold-CFMepnvq.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff) format("woff"),url(/assets/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff) format("woff"),url(/assets/KaTeX_SansSerif-Regular-BNo7hRIc.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Script-Regular-D3wIWfF6.woff2) format("woff2"),url(/assets/KaTeX_Script-Regular-D5yQViql.woff) format("woff"),url(/assets/KaTeX_Script-Regular-C5JkGWo-.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2) format("woff2"),url(/assets/KaTeX_Size1-Regular-C195tn64.woff) format("woff"),url(/assets/KaTeX_Size1-Regular-Dbsnue_I.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2) format("woff2"),url(/assets/KaTeX_Size2-Regular-oD1tc_U0.woff) format("woff"),url(/assets/KaTeX_Size2-Regular-B7gKUWhC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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) format("woff2"),url(/assets/KaTeX_Size3-Regular-CTq5MqoE.woff) format("woff"),url(/assets/KaTeX_Size3-Regular-DgpXs0kz.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2) format("woff2"),url(/assets/KaTeX_Size4-Regular-BF-4gkZK.woff) format("woff"),url(/assets/KaTeX_Size4-Regular-DWFBv043.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2) format("woff2"),url(/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff) format("woff"),url(/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf) format("truetype")}.katex{font: 1.21em KaTeX_Main,Times New Roman,serif;line-height:1.2;position:relative;text-indent:0;text-rendering:auto}.katex *{-ms-high-contrast-adjust:none!important;border-color:currentColor}.katex .katex-version:after{content:"0.16.47"}.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}.rte{border:1px solid var(--border, #ccc);border-radius:6px;background:var(--surface, #fff)}.rte-toolbar{display:flex;flex-wrap:wrap;gap:4px;align-items:center;padding:6px;border-bottom:1px solid var(--border, #ccc)}.rte-toolbar button{min-width:30px;height:30px;padding:0 7px;border:1px solid transparent;border-radius:4px;background:transparent;cursor:pointer;font-size:14px;color:inherit;line-height:1}.rte-toolbar button:hover{background:#7f7f7f2e}.rte-toolbar button.is-active{background:#5082dc38;border-color:#5082dc80}.rte-toolbar select{height:32px;width:auto;min-width:90px;max-width:200px;padding:0 8px;line-height:30px;border:1px solid var(--border, #ccc);border-radius:4px;background:var(--surface, #fff);color:inherit;font-size:13px}.rte-toolbar input[type=color]{width:30px;height:30px;padding:0;border:1px solid var(--border, #ccc);border-radius:4px;background:transparent;cursor:pointer}.rte-toolbar .rte-sep{width:1px;align-self:stretch;margin:2px 4px;background:var(--border, #ccc)}.rte-content .ProseMirror{padding:10px 12px;min-height:90px;outline:none}.rte-content .ProseMirror:focus{outline:none}.rte-doc{line-height:1.5;word-break:break-word;font-size:15px}.rte-doc :first-child{margin-top:0}.rte-doc :last-child{margin-bottom:0}.rte-doc p{margin:0 0 8px}.rte-doc h1{font-size:1.8em;font-weight:700;margin:.5em 0 .3em;line-height:1.25}.rte-doc h2{font-size:1.45em;font-weight:700;margin:.5em 0 .3em;line-height:1.25}.rte-doc h3{font-size:1.2em;font-weight:700;margin:.5em 0 .3em;line-height:1.3}.rte-doc ul,.rte-doc ol{margin:0 0 8px;padding-left:1.6em}.rte-doc blockquote{margin:0 0 8px;padding-left:12px;border-left:3px solid var(--border, #ccc);color:var(--muted, #666)}.rte-doc img{max-width:100%;height:auto;border-radius:4px}.rte-doc table{border-collapse:collapse;margin:8px 0;width:auto;table-layout:fixed}.rte-doc th,.rte-doc td{border:1px solid var(--border, #999);padding:4px 8px;min-width:40px;vertical-align:top}.rte-doc th{background:#7f7f7f26;font-weight:600}.rte-content .selectedCell:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:#5082dc33;pointer-events:none}.rte-content td,.rte-content th{position:relative}.rte-img-wrap{display:inline-block;position:relative;line-height:0;max-width:100%}.rte-img-wrap img{max-width:100%;height:auto;cursor:default}.rte-img-wrap.selected img{outline:2px solid rgba(80,130,220,.6)}.rte-img-handle{position:absolute;right:-6px;bottom:-6px;width:14px;height:14px;background:#5082dc;border:2px solid #fff;border-radius:50%;cursor:nwse-resize;display:none;box-shadow:0 1px 3px #0000004d}.rte-img-wrap.selected .rte-img-handle{display:block}.ProseMirror-gapcursor{display:none;pointer-events:none;position:absolute}.ProseMirror-gapcursor:after{content:"";display:block;position:absolute;top:-2px;width:20px;border-top:1px solid currentColor;animation:ProseMirror-cursor-blink 1.1s steps(2,start) infinite}.ProseMirror-focused .ProseMirror-gapcursor{display:block}@keyframes ProseMirror-cursor-blink{to{visibility:hidden}}.math-node{cursor:pointer;padding:0 1px}.math-node.math-block{display:block;text-align:center;margin:8px 0}.rte-modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;display:flex;align-items:center;justify-content:center;z-index:1000}.rte-modal{width:min(560px,92vw);background:var(--surface, #fff);color:var(--primary, inherit);border:1px solid var(--border, #ccc);border-radius:8px;box-shadow:0 12px 40px #0000004d;padding:18px}.rte-modal h3{margin:0 0 10px;font-size:16px}.rte-modal textarea{width:100%;font-family:Courier New,monospace;font-size:14px;resize:vertical}.rte-modal-preview{margin-top:12px;padding:14px;border:1px dashed var(--border, #ccc);border-radius:6px;min-height:52px;display:flex;align-items:center;justify-content:center;overflow-x:auto}.rte-modal-preview.is-error{color:#c0392b;font-size:13px}.rte-modal-hint{margin-top:8px;font-size:12px;color:var(--muted, #888)}.rte-modal-actions{margin-top:16px;display:flex;justify-content:flex-end;gap:8px}.rte-content .ProseMirror p.is-editor-empty:first-child:before{content:attr(data-placeholder);float:left;color:var(--muted, #999);pointer-events:none;height:0}.qp-screen{background:#6b7280;min-height:100vh;padding:24px 0 64px}.qp-toolbar{position:sticky;top:0;z-index:5;display:flex;justify-content:center;gap:12px;padding:12px;background:#374151}.qp-paper{width:210mm;max-width:calc(100vw - 24px);margin:16px auto 0;background:#fff;color:#000;padding:16mm 16mm 20mm;box-shadow:0 4px 24px #00000059;font-family:Arial,Segoe UI,Helvetica,sans-serif;font-size:12.5px;line-height:1.45;box-sizing:border-box}.qp-head-top{display:flex;justify-content:space-between;align-items:flex-start}.qp-logo{width:64px;height:64px;border-radius:50%;border:1px solid #444;display:flex;align-items:center;justify-content:center;font-size:9px;text-align:center;color:#555}.qp-rollno{text-align:right}.qp-rollno-label{font-weight:600;margin-bottom:4px}.qp-boxes{display:flex;gap:0}.qp-box{width:20px;height:22px;border:1px solid #000;border-left:none}.qp-box:first-child{border-left:1px solid #000}.qp-head-center{text-align:center;margin-top:6px}.qp-univ{font-size:16px;font-weight:700;letter-spacing:.3px}.qp-examname{font-size:13px;font-weight:700;margin-top:6px}.qp-line{margin-top:2px}.qp-subject{font-weight:700;margin-top:4px}.qp-reg{font-style:italic;margin-top:2px}.qp-head-meta{display:flex;justify-content:space-between;font-weight:600;margin-top:10px}.qp-co{width:100%;border-collapse:collapse;margin-top:14px}.qp-co td{border:1px solid #000;padding:4px 8px;vertical-align:top}.qp-co-code{width:56px;font-weight:600;text-align:center;white-space:nowrap}.qp-bl{margin-top:10px}.qp-part{margin-top:18px}.qp-part-title{text-align:center;font-weight:700;text-decoration:underline}.qp-part-sub{text-align:center;font-style:italic}.qp-table{width:100%;border-collapse:collapse;margin-top:8px}.qp-table th,.qp-table td{border:1px solid #000;padding:5px 7px;vertical-align:top}.qp-table thead th{font-weight:700;text-align:center;background:#f2f2f2}.qp-th-no,.qp-no{width:52px;text-align:center}.qp-th-m,.qp-m{width:46px;text-align:center}.qp-th-c,.qp-c{width:40px;text-align:center}.qp-th-b,.qp-b{width:54px;text-align:center}.qp-no{font-weight:700}.qp-stem{margin-bottom:4px}.qp-subq{display:flex;gap:6px}.qp-subq+.qp-subq{margin-top:4px}.qp-subq-label{font-weight:600;white-space:nowrap}.qp-options{margin:6px 0 0;padding-left:20px}.qp-or-cell{text-align:center;font-weight:700}.qp-q .rte-view{margin:0}.qp-q .rte-view p{margin:0 0 4px}@media print{.qp-screen{background:#fff;padding:0}.qp-toolbar{display:none}.qp-paper{width:auto;max-width:none;margin:0;padding:0;box-shadow:none}.qp-table tr,.qp-co tr{page-break-inside:avoid}.qp-part-title{page-break-after:avoid}@page{size:A4;margin:14mm}}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-cyrillic-ext-400-normal-BQZuk6qB.woff2) format("woff2"),url(/assets/inter-cyrillic-ext-400-normal-DQukG94-.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-cyrillic-400-normal-obahsSVq.woff2) format("woff2"),url(/assets/inter-cyrillic-400-normal-HOLc17fK.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-greek-ext-400-normal-DGGRlc-M.woff2) format("woff2"),url(/assets/inter-greek-ext-400-normal-KugGGMne.woff) format("woff");unicode-range:U+1F00-1FFF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-greek-400-normal-B4URO6DV.woff2) format("woff2"),url(/assets/inter-greek-400-normal-q2sYcFCs.woff) format("woff");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-vietnamese-400-normal-DMkecbls.woff2) format("woff2"),url(/assets/inter-vietnamese-400-normal-Bbgyi5SW.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-latin-ext-400-normal-C1nco2VV.woff2) format("woff2"),url(/assets/inter-latin-ext-400-normal-77YHD8bZ.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-latin-400-normal-C38fXH4l.woff2) format("woff2"),url(/assets/inter-latin-400-normal-CyCys3Eg.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/inter-cyrillic-ext-500-normal-B0yAr1jD.woff2) format("woff2"),url(/assets/inter-cyrillic-ext-500-normal-BmqWE9Dz.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/inter-cyrillic-500-normal-BasfLYem.woff2) format("woff2"),url(/assets/inter-cyrillic-500-normal-CxZf_p3X.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/inter-greek-ext-500-normal-C4iEst2y.woff2) format("woff2"),url(/assets/inter-greek-ext-500-normal-2j5mBUwD.woff) format("woff");unicode-range:U+1F00-1FFF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/inter-greek-500-normal-BIZE56-Y.woff2) format("woff2"),url(/assets/inter-greek-500-normal-Xzm54t5V.woff) format("woff");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/inter-vietnamese-500-normal-DOriooB6.woff2) format("woff2"),url(/assets/inter-vietnamese-500-normal-mJboJaSs.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/inter-latin-ext-500-normal-CV4jyFjo.woff2) format("woff2"),url(/assets/inter-latin-ext-500-normal-BxGbmqWO.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/inter-latin-500-normal-Cerq10X2.woff2) format("woff2"),url(/assets/inter-latin-500-normal-BL9OpVg8.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-cyrillic-ext-600-normal-Dfes3d0z.woff2) format("woff2"),url(/assets/inter-cyrillic-ext-600-normal-Bcila6Z-.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-cyrillic-600-normal-CWCymEST.woff2) format("woff2"),url(/assets/inter-cyrillic-600-normal-4D_pXhcN.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-greek-ext-600-normal-DRtmH8MT.woff2) format("woff2"),url(/assets/inter-greek-ext-600-normal-B8X0CLgF.woff) format("woff");unicode-range:U+1F00-1FFF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-greek-600-normal-plRanbMR.woff2) format("woff2"),url(/assets/inter-greek-600-normal-BZpKdvQh.woff) format("woff");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-vietnamese-600-normal-Cc8MFFhd.woff2) format("woff2"),url(/assets/inter-vietnamese-600-normal-BuLX-rYi.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-latin-ext-600-normal-D2bJ5OIk.woff2) format("woff2"),url(/assets/inter-latin-ext-600-normal-CIVaiw4L.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-latin-600-normal-LgqL8muc.woff2) format("woff2"),url(/assets/inter-latin-600-normal-CiBQ2DWP.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-cyrillic-ext-700-normal-BjwYoWNd.woff2) format("woff2"),url(/assets/inter-cyrillic-ext-700-normal-LO58E6JB.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-cyrillic-700-normal-CjBOestx.woff2) format("woff2"),url(/assets/inter-cyrillic-700-normal-DrXBdSj3.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-greek-ext-700-normal-qfdV9bQt.woff2) format("woff2"),url(/assets/inter-greek-ext-700-normal-BoQ6DsYi.woff) format("woff");unicode-range:U+1F00-1FFF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-greek-700-normal-C3JjAnD8.woff2) format("woff2"),url(/assets/inter-greek-700-normal-BUv2fZ6O.woff) format("woff");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-vietnamese-700-normal-DlLaEgI2.woff2) format("woff2"),url(/assets/inter-vietnamese-700-normal-BZaoP0fm.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-latin-ext-700-normal-Ca8adRJv.woff2) format("woff2"),url(/assets/inter-latin-ext-700-normal-TidjK2hL.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-latin-700-normal-Yt3aPRUw.woff2) format("woff2"),url(/assets/inter-latin-700-normal-BLAVimhd.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{--bg: #f3f4f6;--surface: #ffffff;--surface-2: #f9fafb;--primary: #1f2937;--accent: #2563eb;--accent-hover: #1d4ed8;--accent-soft-bg: #eff6ff;--border: #e5e7eb;--muted: #6b7280;--danger: #dc2626;--danger-soft-bg: #fee2e2;--danger-soft-fg: #991b1b;--success: #16a34a;--success-soft-bg: #dcfce7;--success-soft-fg: #166534;--warn-soft-bg: #fef3c7;--warn-soft-fg: #92400e;--warn-border: #fde68a;--topbar-bg: #1f2937;--topbar-fg: #ffffff;--topbar-ghost-border: rgba(255, 255, 255, .25);--topbar-ghost-hover: rgba(255, 255, 255, .08);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .08);--shadow-md: 2px 0 12px rgba(0, 0, 0, .08);--backdrop: rgba(15, 23, 42, .35);--canvas-paper: #ffffff;--canvas-rule: #e5e7eb;--canvas-rule-strong: #bcd0e6;--radius: 8px;--font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;color-scheme:light}[data-theme=dark]{--bg: #0f172a;--surface: #1e293b;--surface-2: #243044;--primary: #e2e8f0;--accent: #3b82f6;--accent-hover: #60a5fa;--accent-soft-bg: #1e3a8a;--border: #334155;--muted: #94a3b8;--danger: #f87171;--danger-soft-bg: #4c1d1d;--danger-soft-fg: #fecaca;--success: #4ade80;--success-soft-bg: #14532d;--success-soft-fg: #bbf7d0;--warn-soft-bg: #422006;--warn-soft-fg: #fcd34d;--warn-border: #92400e;--topbar-bg: #0b1220;--topbar-fg: #e2e8f0;--topbar-ghost-border: rgba(255, 255, 255, .18);--topbar-ghost-hover: rgba(255, 255, 255, .1);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .4);--shadow-md: 2px 0 16px rgba(0, 0, 0, .45);--backdrop: rgba(0, 0, 0, .55);--canvas-rule: #cbd5e1;--canvas-rule-strong: #94a3b8;color-scheme:dark}*{box-sizing:border-box}html,body,#root{height:100%}html,body{overscroll-behavior:none}body{margin:0;background:var(--bg);color:var(--primary);font-family:var(--font);font-size:15px;-webkit-tap-highlight-color:transparent}button{cursor:pointer;padding:8px 16px;border-radius:var(--radius);border:1px solid var(--border);background:var(--surface);color:var(--primary);font-size:14px;font-family:inherit;transition:background .15s,border-color .15s}button:hover:not(:disabled){background:var(--bg)}button:disabled{opacity:.5;cursor:not-allowed}button.primary{background:var(--accent);color:#fff;border-color:var(--accent)}button.primary:hover:not(:disabled){background:var(--accent-hover);border-color:var(--accent-hover)}button.danger{background:var(--danger);color:#fff;border-color:var(--danger)}input,select,textarea{padding:8px 12px;border-radius:var(--radius);border:1px solid var(--border);background:var(--surface);color:var(--primary);font-size:14px;font-family:inherit;width:100%}input:focus,textarea:focus,select:focus{outline:2px solid var(--accent);outline-offset:-1px;border-color:var(--accent)}.container{max-width:1280px;margin:0 auto;padding:24px 20px}.org-main .container{max-width:none;padding:24px 32px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:16px}.row{display:flex;gap:12px;align-items:center}.col{display:flex;flex-direction:column;gap:12px}.muted{color:var(--muted);font-size:13px}.error{color:var(--danger);font-size:13px}.success{color:var(--success);font-size:13px}.topbar{display:flex;align-items:center;justify-content:space-between;background:var(--topbar-bg);color:var(--topbar-fg);padding:10px 20px;position:sticky;top:0;z-index:5}.topbar .brand{font-weight:700;letter-spacing:.3px}.topbar .timer{background:#fff;color:#1f2937;padding:4px 12px;border-radius:var(--radius);font-variant-numeric:tabular-nums;font-weight:600}.topbar .timer.warn{background:var(--warn-soft-bg);color:var(--warn-soft-fg)}.topbar .timer.danger{background:var(--danger-soft-bg);color:var(--danger-soft-fg)}.topbar-ghost{background:transparent;color:var(--topbar-fg);border-color:var(--topbar-ghost-border)}.topbar-ghost:hover:not(:disabled){background:var(--topbar-ghost-hover)}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.login-card{width:100%;max-width:380px}.login-card h1{margin:0 0 16px;font-size:22px}.password-field{position:relative;display:flex;align-items:center}.password-field input{padding-right:64px}.password-toggle{position:absolute;right:6px;width:auto;padding:4px 8px;font-size:12px;background:transparent;border:none;color:var(--accent)}.password-toggle:hover:not(:disabled){background:var(--bg)}.password-toggle.eye{color:var(--muted);padding:4px 6px;display:inline-flex;align-items:center}.password-toggle.eye:hover:not(:disabled){color:var(--primary);background:transparent}.cp-page{min-height:100vh}.cp-header{display:flex;align-items:center;justify-content:space-between;background:var(--surface);border-bottom:1px solid var(--border);padding:14px 24px}.cp-body{max-width:620px;padding:24px 20px}.cp-card{max-width:560px}.cp-warn{background:var(--warn-soft-bg);color:var(--warn-soft-fg);border:1px solid var(--warn-border);border-radius:var(--radius);padding:12px 16px;margin-bottom:16px}.exam-list .exam-item{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-top:1px solid var(--border)}.exam-list .exam-item:first-child{border-top:none}.question-nav{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:16px}.question-nav button{min-width:36px;padding:6px 10px}.question-nav button.active{background:var(--accent);color:#fff;border-color:var(--accent)}.question-nav button.answered{border-color:var(--success);color:var(--success)}.exam-main{width:100%}.exam-shell{display:flex;flex-direction:column;height:100vh;height:100dvh}.exam-shell>.topbar{flex:0 0 auto;position:static}.exam-attempt{flex:1 1 auto;min-height:0;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;max-width:none;padding:8px 6px 24px}.exam-attempt>.exam-main>.card{padding:10px;border-radius:0}body.exam-locked{position:fixed;top:0;right:0;bottom:0;left:0;width:100%;overflow:hidden;overscroll-behavior:none}.data-table{width:100%;border-collapse:collapse}.data-table th{text-align:left;font-size:12px;letter-spacing:.4px;text-transform:none;color:var(--muted);font-weight:600;padding:10px 12px;border-bottom:1px solid var(--border)}.data-table td{padding:14px 12px;border-bottom:1px solid var(--border);vertical-align:middle}.data-table tr:last-child td{border-bottom:none}.data-table .slug{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--muted)}.data-table .group-row td{background:var(--surface-2);font-weight:700;font-size:13px;padding:9px 12px;border-bottom:1px solid var(--border)}.batch-chip{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600;background:var(--accent-soft-bg);color:var(--accent)}.sched-date{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;width:54px;height:54px;border-radius:12px;border:1px solid var(--border);background:var(--surface-2)}.sched-day{font-size:20px;font-weight:700;line-height:1}.sched-mon{font-size:11px;color:var(--muted);letter-spacing:.5px}.sched-table td{vertical-align:middle}.sched-exam-head{display:flex;align-items:baseline;gap:10px;margin-bottom:8px;flex-wrap:wrap}.sched-exam-head h2{font-size:18px}.link-btn{background:transparent;border:none;color:var(--accent);padding:4px 6px;width:auto}.link-btn:hover:not(:disabled){background:var(--accent-soft-bg)}.badge{display:inline-block;background:var(--success-soft-bg);color:var(--success-soft-fg);padding:2px 10px;border-radius:999px;font-size:12px;font-weight:600}.org-shell{display:flex;height:100vh;overflow:hidden}.org-sidebar{width:240px;flex:0 0 240px;background:var(--surface);border-right:1px solid var(--border);padding:16px 12px;display:flex;flex-direction:column;gap:8px;height:100vh;overflow-y:auto}.org-sidebar .org-name{font-weight:700;padding:8px 10px}.org-sidebar .nav-section{font-size:13.5px;letter-spacing:.5px;text-transform:uppercase;color:var(--primary);padding:14px 10px 4px}.org-sidebar .nav-section.toggle{display:flex;align-items:center;justify-content:space-between;width:100%;background:transparent;border:none;cursor:pointer;font-family:inherit;font-weight:700}.org-sidebar .nav-section.toggle:hover{color:var(--accent)}.org-sidebar .caret{transition:transform .15s;display:inline-block;font-size:16px;color:var(--primary)}.org-sidebar .caret.open{transform:rotate(0)}.org-sidebar .caret:not(.open){transform:rotate(-90deg)}.org-sidebar .nav-submenu{display:flex;flex-direction:column;gap:2px;padding-left:8px}.org-sidebar .nav-link{display:block;text-decoration:none;color:var(--primary);padding:8px 10px;border-radius:var(--radius);font-size:14px}.org-sidebar .nav-link:hover{background:var(--bg)}.org-sidebar .nav-link.active{background:var(--accent-soft-bg);color:var(--accent);font-weight:600}.org-sidebar .back-link{margin-top:auto}.org-main{flex:1;min-width:0;height:100vh;overflow-y:auto}.org-shell.sidebar-collapsed .org-sidebar{display:none}.org-sidebar-head{display:flex;align-items:center;gap:8px}.org-sidebar-head .org-name{flex:1}.sidebar-collapse-btn{background:transparent;border:1px solid var(--border);border-radius:var(--radius);color:var(--muted);cursor:pointer;padding:2px 9px;font-size:15px;line-height:1.2}.sidebar-collapse-btn:hover{color:var(--primary);border-color:var(--primary)}.profile-card{margin-top:8px}.profile-inst{text-align:center;font-weight:800;letter-spacing:.5px;text-transform:uppercase;font-size:16px;margin-bottom:14px}.profile-photo-wrap{display:flex;flex-direction:column;align-items:center;gap:8px;margin-bottom:18px}.profile-photo{width:96px;height:110px;object-fit:cover;border:1px solid var(--border);border-radius:8px;background:var(--surface-2)}.profile-photo-initials{display:flex;align-items:center;justify-content:center;font-size:34px;font-weight:700;color:var(--accent)}.profile-photo-btn{font-size:12px;padding:4px 10px}.profile-grid{display:grid;grid-template-columns:140px 1fr;gap:8px 14px;align-items:center}.profile-field-label{text-align:right;text-transform:uppercase;font-size:12px;letter-spacing:.4px;color:var(--muted);font-weight:600}.profile-field-value{background:var(--surface-2);border-radius:6px;padding:8px 12px;font-size:15px}@media (max-width: 520px){.profile-grid{grid-template-columns:100px 1fr;gap:6px 10px}.profile-field-value{font-size:14px;padding:6px 10px}}.user-menu{position:relative}.user-menu-trigger{display:inline-flex;align-items:center;gap:8px;background:transparent;border:none;color:var(--topbar-fg);cursor:pointer;padding:4px 6px;font-family:inherit}.user-avatar{width:32px;height:32px;border-radius:50%;background:var(--accent, #2563eb);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;flex:0 0 auto}.user-menu-id{display:flex;flex-direction:column;line-height:1.2;text-align:left}.user-menu-id .user-menu-name{font-size:13px;font-weight:600}.user-menu-id .user-menu-role{font-size:11px;opacity:.8}.user-menu-dropdown{position:absolute;top:calc(100% + 8px);right:0;min-width:220px;background:var(--surface);color:var(--primary);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 8px 28px #0000002e;padding:6px;z-index:20}.user-menu-head{padding:10px 12px 8px;border-bottom:1px solid var(--border);margin-bottom:6px}.user-menu-head .user-menu-name{font-weight:700;color:var(--primary)}.user-menu-head .user-menu-email{font-size:12px;color:var(--muted);margin-top:2px}.user-menu-item{display:flex;align-items:center;gap:10px;width:100%;background:transparent;border:none;cursor:pointer;font-family:inherit;padding:9px 12px;border-radius:8px;font-size:14px;color:var(--primary);text-align:left}.user-menu-item:hover:not(:disabled){background:var(--bg)}.user-menu-item.danger{background:transparent;color:var(--danger, #dc2626);border-color:transparent}.user-menu-item.danger:hover:not(:disabled){background:var(--danger-soft-bg, #fee2e2);color:var(--danger, #dc2626)}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:var(--backdrop);display:flex;align-items:flex-start;justify-content:center;padding:40px 16px;overflow-y:auto;z-index:50}.modal{background:var(--surface);color:var(--primary);border-radius:12px;width:100%;max-width:520px;padding:24px;box-shadow:var(--shadow-sm)}.modal h2{margin:0 0 6px;font-size:20px}.modal-head{display:flex;justify-content:space-between;align-items:flex-start}.modal-close{background:transparent;border:none;width:auto;font-size:18px;color:var(--muted)}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}.topbar-btn{background:#ffffff1f;color:#fff;border:1px solid rgba(255,255,255,.2);padding:6px 12px;display:inline-flex;align-items:center;gap:8px}.topbar-btn:hover:not(:disabled){background:#fff3}.topbar-btn-label{font-size:13px}.exam-side.overlay{position:fixed;top:48px;left:0;bottom:0;width:300px;max-width:calc(100vw - 48px);background:var(--surface);border-right:1px solid var(--border);padding:14px;overflow-y:auto;z-index:15;transform:translate(-100%);transition:transform .2s ease;box-shadow:var(--shadow-md)}.exam-side.overlay.open{transform:translate(0)}.side-backdrop{position:fixed;top:48px;right:0;bottom:0;left:0;background:var(--backdrop);opacity:0;pointer-events:none;transition:opacity .2s ease;z-index:14}.side-backdrop.open{opacity:1;pointer-events:auto}.side-header{display:flex;align-items:center;justify-content:space-between;font-weight:600;font-size:14px;margin-bottom:10px}.side-toggle{padding:2px 10px;font-size:16px;line-height:1.2;min-width:32px}.side-section{margin-bottom:8px}.side-section-head{display:flex;align-items:center;gap:6px;width:100%;text-align:left;border:none;background:transparent;padding:6px 4px;border-radius:var(--radius);font-family:inherit}.side-section-head:hover:not(:disabled){background:var(--bg)}.side-section-head .chevron{display:inline-block;width:12px;font-size:11px;color:var(--muted);transition:transform .15s}.side-section-head .chevron.closed{transform:rotate(-90deg)}.side-section-head .title{font-weight:600;font-size:13px;flex:1 1 auto;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.side-section-head .side-section-meta{font-size:11px;flex-shrink:0}.side-question-list{list-style:none;margin:4px 0 8px 18px;padding:0;display:flex;flex-direction:column;gap:4px}.side-question-item{display:flex;align-items:flex-start;gap:8px;width:100%;text-align:left;padding:8px 10px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);font-family:inherit;font-size:13px;line-height:1.35;color:var(--primary);cursor:pointer}.side-question-item:hover:not(:disabled){background:var(--bg)}.side-question-item.active{border-color:var(--accent);background:var(--accent-soft-bg)}.side-question-item.answered{border-color:var(--success)}.side-question-item.active.answered{border-color:var(--accent)}.side-question-num{flex:0 0 auto;min-width:22px;height:22px;padding:0 6px;border-radius:11px;background:var(--bg);color:var(--muted);font-size:11px;font-weight:600;font-variant-numeric:tabular-nums;display:inline-flex;align-items:center;justify-content:center}.side-question-item.active .side-question-num{background:var(--accent);color:#fff}.side-question-item.answered .side-question-num{background:var(--success-soft-bg);color:var(--success-soft-fg)}.side-question-item.active.answered .side-question-num{background:var(--accent);color:#fff}.side-question-text{flex:1 1 auto;min-width:0;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;text-overflow:ellipsis;overflow-wrap:anywhere}.side-question-mark{flex:0 0 auto;color:var(--success);font-weight:700;font-size:13px;line-height:22px}@media (max-width: 720px){.exam-side.overlay{width:280px}.topbar-btn-label{display:none}}.mcq-option{display:flex;align-items:flex-start;gap:10px;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;background:var(--surface);margin-bottom:8px;-webkit-user-select:none;user-select:none}.mcq-option:hover{background:var(--bg)}.mcq-option.selected{border-color:var(--accent);background:var(--accent-soft-bg)}.answer-editor{display:flex;flex-direction:column;gap:10px}.answer-block{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);position:relative}.answer-block .block-toolbar{display:flex;gap:6px;padding:6px 8px;border-bottom:1px solid var(--border);background:var(--surface-2);font-size:12px;color:var(--muted)}.answer-block textarea{border:none;resize:vertical;min-height:100px;background:transparent;outline:none;padding:12px}.answer-block textarea:focus{outline:2px solid var(--accent);outline-offset:-2px}.ink-toolbar{display:flex;gap:8px;padding:6px 8px;border-bottom:1px solid var(--border);background:var(--surface-2);flex-wrap:wrap;align-items:center;position:sticky;top:48px;z-index:4}.ink-toolbar .swatch{width:22px;height:22px;border-radius:50%;border:2px solid var(--border);cursor:pointer}.ink-toolbar .swatch.active{border-color:var(--primary);transform:scale(1.1)}.ink-pad{display:flex;flex-direction:column;gap:14px;width:100%;margin:0 auto}.ink-pages{display:flex;flex-direction:column;gap:18px}.ink-page{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:var(--surface);box-shadow:0 1px 4px #00000014}.ink-pad--readonly .ink-pages{align-items:flex-start}.ink-pad--readonly .ink-page{width:100%;max-width:600px}.ink-page-header{display:flex;align-items:center;gap:8px;padding:6px 10px;border-bottom:1px solid var(--border);background:var(--surface-2);font-size:12px;color:var(--muted)}.ink-sheet-badge{font-size:11px;font-weight:600;color:var(--accent);background:var(--accent-soft-bg);border-radius:999px;padding:1px 8px}.sheet-tray{display:flex;align-items:center;gap:6px;flex-wrap:wrap;padding-left:8px;border-left:1px solid var(--border)}.ink-inserter{display:flex;justify-content:center;align-items:center;gap:6px;flex-wrap:wrap;margin:-4px 0}.ink-inserter.open{padding:8px 10px;border:1px dashed var(--accent);border-radius:var(--radius);background:var(--accent-soft-bg)}.ink-inserter-btn{padding:2px 12px;font-size:12px;border-style:dashed;color:var(--muted);background:transparent;opacity:.7}.ink-inserter-btn:hover{opacity:1;border-color:var(--accent);color:var(--accent);background:var(--accent-soft-bg)}.ink-page-delete{padding:2px 8px;font-size:12px}.ink-page-delete:not(:disabled):hover{background:var(--danger-soft-bg);color:var(--danger-soft-fg);border-color:var(--danger)}.ink-add-page{width:100%;padding:10px;border-style:dashed;color:var(--muted);background:transparent}.ink-add-page:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft-bg)}.ink-canvas-wrap{position:relative;width:100%;background:var(--canvas-paper);color-scheme:light;touch-action:none;overflow:hidden;overflow-anchor:none}.ink-canvas-wrap.sheet-ruled{background:repeating-linear-gradient(to bottom,var(--canvas-paper) 0,var(--canvas-paper) 31px,var(--canvas-rule) 31px,var(--canvas-rule) 32px)}.ink-canvas-wrap.sheet-plain{background:var(--canvas-paper)}.ink-canvas-wrap.sheet-graph{background-color:var(--canvas-paper);background-image:linear-gradient(to right,var(--canvas-rule) 1px,transparent 1px),linear-gradient(to bottom,var(--canvas-rule) 1px,transparent 1px);background-size:24px 24px}.ink-canvas-wrap.sheet-engineering{background-color:var(--canvas-paper);background-image:linear-gradient(to right,var(--canvas-rule) .5px,transparent .5px),linear-gradient(to bottom,var(--canvas-rule) .5px,transparent .5px),linear-gradient(to right,var(--canvas-rule-strong, #9bb7d4) 1px,transparent 1px),linear-gradient(to bottom,var(--canvas-rule-strong, #9bb7d4) 1px,transparent 1px);background-size:8px 8px,8px 8px,40px 40px,40px 40px}.ink-canvas-wrap.sheet-log{background-color:var(--canvas-paper);background-image:linear-gradient(to right,var(--canvas-rule) 1px,transparent 1px),repeating-linear-gradient(to bottom,var(--canvas-rule-strong, #9bb7d4) 0,var(--canvas-rule-strong, #9bb7d4) 1px,transparent 1px,transparent 60px),linear-gradient(to bottom,var(--canvas-rule) 1px,transparent 1px);background-size:24px 100%,100% 60px,100% 12px}.ink-canvas{position:absolute;top:0;right:0;bottom:0;left:0;display:block;width:100%;height:100%;touch-action:none}.save-indicator{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}.save-indicator.saving{color:var(--accent)}.save-indicator.saved{color:var(--success)}.save-indicator.error{color:var(--danger)}.theme-toggle{position:fixed;right:16px;bottom:16px;z-index:12;width:44px;height:44px;padding:0;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:18px;background:var(--surface);color:var(--primary);border:1px solid var(--border);box-shadow:var(--shadow-sm)}.theme-toggle:hover:not(:disabled){background:var(--bg)}@media (max-width: 720px){.container{padding:16px 12px}.topbar{padding:10px 12px}.card{padding:14px}.theme-toggle{right:12px;bottom:12px;width:40px;height:40px;font-size:16px}}.info-btn{width:34px;height:34px;padding:0;font-style:italic;font-weight:700;font-family:Georgia,serif;background:var(--warn, #d6932a);color:#fff;border-color:var(--warn, #d6932a)}.info-btn:hover:not(:disabled){filter:brightness(.95);background:var(--warn, #d6932a)}.record-info-grid{display:grid;grid-template-columns:max-content 1fr;gap:10px 16px;margin-top:8px}.record-info-grid .ri-label{font-weight:700;text-align:right}.student-shell{min-height:100vh;min-height:100dvh;background:var(--bg)}.student-topbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:16px;max-width:1100px;margin:0 auto;padding:12px 20px;background:var(--topbar-bg);color:var(--topbar-fg);border:1px solid rgba(255,255,255,.08);border-radius:0 0 16px 16px}.student-brand{display:flex;align-items:center;gap:10px;font-weight:700}.student-brand-badge{width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;background:var(--accent);color:#fff;font-size:13px;font-weight:700}.student-brand-name{font-size:16px;letter-spacing:.2px}.student-nav{display:flex;gap:6px;margin:0 auto;background:#ffffff0f;padding:4px;border-radius:999px}.student-tab{padding:8px 18px;border-radius:999px;color:#ffffffb3;text-decoration:none;font-size:14px;font-weight:600;white-space:nowrap}.student-tab:hover{color:#fff}.student-tab.active{background:#ffffff29;color:#fff}.student-topbar-right{display:flex;align-items:center}.student-main{max-width:1400px;margin:0 auto;padding:24px 32px 48px}.dash-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:28px}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:18px 18px 14px}.stat-value{font-size:30px;font-weight:700;line-height:1}.stat-label{display:flex;align-items:center;gap:7px;margin-top:10px;color:var(--muted);font-size:13px}.stat-label svg{color:var(--accent)}.dash-section{margin-bottom:28px}.dash-section>h2{font-size:18px;margin:0 0 14px}.dash-section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.dash-section-head h2{font-size:18px;margin:0}.ghost-btn{background:transparent}.exam-card-list{display:flex;flex-direction:column;gap:14px}.exam-card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:18px 20px}.exam-card.accent{border-color:var(--success);box-shadow:0 0 0 1px var(--success) inset}.exam-card-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.exam-card-sub{color:var(--muted);font-size:12.5px;margin-bottom:3px}.exam-card-title{font-size:18px;font-weight:600}.exam-card-meta{display:flex;flex-wrap:wrap;gap:18px;color:var(--muted);font-size:13px;margin-top:12px}.exam-card-meta span{display:inline-flex;align-items:center;gap:6px}.exam-card-body{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-top:12px}.exam-card-left{flex:1;min-width:0}.exam-card-action{flex:0 0 auto}.exam-card-foot{font-size:13px}.exam-card-foot strong{font-variant-numeric:tabular-nums}.score-row{display:flex;align-items:center;gap:12px}.score-bar{flex:1;height:8px;min-width:80px;background:var(--border);border-radius:999px;overflow:hidden}.score-bar-fill{height:100%;border-radius:999px}.score-pass{color:var(--success);font-weight:600;white-space:nowrap}.score-fail{color:var(--danger);font-weight:600;white-space:nowrap}.exam-badge{display:inline-flex;align-items:center;gap:5px;padding:4px 11px;border-radius:999px;font-size:12px;font-weight:600;white-space:nowrap}.exam-badge.active{background:var(--success-soft-bg);color:var(--success-soft-fg)}.exam-badge.soon{background:var(--accent-soft-bg);color:var(--accent)}.exam-badge.result{background:var(--success-soft-bg);color:var(--success-soft-fg)}.exam-badge.fail{background:var(--danger-soft-bg);color:var(--danger-soft-fg)}.exam-badge.pending{background:var(--warn-soft-bg);color:var(--warn-soft-fg)}.exam-badge.missed{background:var(--border);color:var(--muted)}@media (max-width: 820px){.dash-stats{grid-template-columns:repeat(2,1fr)}}@media (max-width: 680px){.student-topbar{flex-wrap:wrap;gap:10px}.student-nav{order:3;width:100%;justify-content:center;margin:0}.exam-card-body{flex-direction:column;align-items:stretch}.exam-card-action button{width:100%}}.result-topbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:16px;max-width:1100px;margin:0 auto;padding:12px 20px;background:var(--topbar-bg);color:var(--topbar-fg);border:1px solid rgba(255,255,255,.08);border-radius:0 0 16px 16px}.result-topbar-title{display:flex;align-items:baseline;gap:10px;border-left:1px solid rgba(255,255,255,.2);padding-left:16px}.result-topbar-title .muted{color:#fff9;font-size:13px}.result-topbar>button:last-child{margin-left:auto}.result-header{display:flex;justify-content:space-between;gap:20px;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:22px 24px;margin-bottom:22px}.result-header-sub{color:var(--muted);font-size:13px}.result-header-title{font-size:26px;margin:4px 0 8px}.result-score{text-align:right;flex:0 0 auto}.result-score-big{font-size:44px;font-weight:800;line-height:1}.result-score .muted{font-size:13px}.result-score .score-pass,.result-score .score-fail{font-size:15px;font-weight:600;margin-top:4px}.result-q-list{display:flex;flex-direction:column;gap:14px}.result-q{background:var(--surface);border:1px solid var(--border);border-radius:14px;overflow:hidden}.result-q-head{width:100%;display:flex;align-items:center;gap:14px;padding:16px 18px;background:transparent;border:none;border-radius:0;text-align:left;font-size:15px;color:var(--primary)}.result-q-head:hover:not(:disabled){background:var(--surface-2)}.result-q-num{flex:0 0 auto;width:30px;height:30px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;border:1.5px solid}.result-q-num.full{color:var(--success);border-color:var(--success);background:var(--success-soft-bg)}.result-q-num.partial{color:var(--warn-soft-fg);border-color:var(--warn-border);background:var(--warn-soft-bg)}.result-q-num.zero{color:var(--danger);border-color:var(--danger);background:var(--danger-soft-bg)}.result-q-prompt{flex:1;min-width:0;font-weight:500}.result-q-alt{display:inline-block;margin-right:8px;padding:1px 7px;border-radius:6px;font-size:11px;font-weight:700;color:var(--accent);border:1px solid var(--accent)}.result-q-marks{flex:0 0 auto;font-weight:700;font-variant-numeric:tabular-nums}.result-q-answer{padding:0 18px 14px}.result-q-label{color:var(--muted);font-size:12px;margin-bottom:6px}.result-q-bar{height:4px;background:var(--border)}.result-q-bar-fill{height:100%}.result-showall{width:100%;margin-top:14px;padding:12px;border-style:dashed;color:var(--muted);background:transparent}.result-showall:hover{color:var(--accent);border-color:var(--accent);background:var(--accent-soft-bg)}.reeval-picks{display:flex;flex-direction:column;gap:8px}.reeval-pick{display:flex;align-items:center;gap:10px;padding:8px 10px;border:1px solid var(--border);border-radius:8px}.reeval-pick input{width:auto}.reeval-pick span:nth-child(2){flex:1}.reeval-pick .muted{font-variant-numeric:tabular-nums}@media (max-width: 680px){.result-topbar{flex-wrap:wrap}.result-header{flex-direction:column}.result-score{text-align:left}}.toast-viewport{position:fixed;top:16px;right:16px;z-index:4000;display:flex;flex-direction:column;gap:10px;max-width:min(420px,92vw);pointer-events:none}.toast{pointer-events:auto;display:flex;align-items:flex-start;gap:10px;padding:12px 14px;border-radius:10px;border:1px solid var(--border);border-left:4px solid var(--accent);background:var(--surface);color:var(--primary);box-shadow:0 8px 28px #0000002e;font-weight:600;font-size:14px;cursor:pointer;animation:toast-in .16s ease-out}.toast-icon{flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;border-radius:50%;font-size:12px;font-weight:800;color:#fff}.toast-msg{flex:1;line-height:1.35;word-break:break-word}.toast-success{border-left-color:var(--success)}.toast-success .toast-icon{background:var(--success)}.toast-error{border-left-color:var(--danger)}.toast-error .toast-icon{background:var(--danger)}.toast-info{border-left-color:var(--accent)}.toast-info .toast-icon{background:var(--accent)}@keyframes toast-in{0%{opacity:0;transform:translate(16px)}to{opacity:1;transform:translate(0)}}.ie-toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}.ie-format{white-space:nowrap}.ie-icon-btn{display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:38px;padding:0 10px;font-weight:700;color:#fff;border:none}.ie-icon-btn:hover:not(:disabled){filter:brightness(1.1)}.ie-info,.ie-info:hover:not(:disabled){background:#1f2a44;color:#fff}.ie-upload,.ie-upload:hover:not(:disabled){background:var(--success);color:#fff}.ie-pdf,.ie-pdf:hover:not(:disabled){background:#dc2626;color:#fff}.ie-xls,.ie-xls:hover:not(:disabled){background:#16a34a;color:#fff}.ie-file{display:inline-flex;align-items:stretch;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:var(--surface);cursor:pointer;max-width:240px}.ie-file.disabled{opacity:.5;cursor:not-allowed}.ie-file-btn{background:var(--surface-2);padding:9px 12px;font-size:13px;font-weight:600;border-right:1px solid var(--border);white-space:nowrap}.ie-file-name{padding:9px 12px;font-size:13px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}