@import"https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=DM+Sans:opsz,wght@9..40,400;9..40,500;9..40,600;9..40,700&family=Playfair+Display:ital,wght@0,600;0,700;1,600;1,700&display=swap";@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}:root{font-family:DM Sans,sans-serif;color:#172033;background:#f7f7f4;font-synthesis:none}*{box-sizing:border-box}body{margin:0;min-width:320px}button,select,textarea,input{font:inherit}button{cursor:pointer}button:disabled{cursor:wait;opacity:.65}.app-shell{min-height:100vh;display:grid;grid-template-columns:248px minmax(0,1fr)}.side-nav{background:#15263d;color:#eaf0f6;padding:28px 18px 24px;display:flex;flex-direction:column;min-height:100vh;position:sticky;top:0;height:100vh}.brand{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:700;letter-spacing:-.8px;margin:0 10px 47px}.brand>span:last-child span{color:#b7d97e}.brand-mark{display:grid;place-items:center;width:35px;height:35px;border-radius:11px;background:#b7d97e;color:#15263d}.side-nav nav{display:grid;gap:6px}.nav-button{display:flex;align-items:center;gap:12px;color:#b4c1d0;padding:12px 13px;border:0;background:transparent;border-radius:9px;font-weight:600;text-align:left}.nav-button:hover,.nav-button.active{background:#233851;color:#fff}.nav-button.active{box-shadow:inset 3px 0 #b7d97e}.nav-bottom{margin:auto 10px 3px;padding-top:20px;border-top:1px solid #36506d;display:grid;gap:4px;color:#a9bacd;font-size:12px}.nav-bottom strong{color:#eff5f9;font-size:14px}.small-label,.eyebrow{font-family:DM Mono,monospace;font-size:10px;font-weight:500;letter-spacing:1.25px;color:#7890aa;margin:0 0 8px}.small-label{color:#92a7be}.content{padding:47px clamp(24px,6vw,90px) 72px;max-width:1460px;width:100%;margin:0 auto}.topbar{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;margin-bottom:37px}.topbar h1{margin:0;letter-spacing:-1.7px;font-size:clamp(28px,4vw,39px)}.streak{display:flex;align-items:center;gap:9px;color:#55752c;background:#edf5df;padding:10px 14px;border-radius:20px;font-size:13px;font-weight:600}.streak svg{color:#89ad49}.banner{background:#fff2e9;border-left:4px solid #df7141;padding:13px 15px;display:flex;justify-content:space-between;margin-bottom:22px;border-radius:6px;color:#793719}.banner button{border:0;background:transparent;color:inherit;text-decoration:underline}.hero{background:#dce9f6;min-height:347px;border-radius:18px;overflow:hidden;display:grid;grid-template-columns:minmax(0,1.15fr) .85fr;padding:49px 59px;position:relative}.hero>div:first-child{position:relative;z-index:2}.hero-kicker{font:500 10px DM Mono;letter-spacing:1.3px;color:#607c99;margin:0 0 14px}.hero h2{margin:0;font:700 clamp(39px,5vw,62px)/.98 "Playfair Display";letter-spacing:-2.5px;color:#1c2e48}.hero h2 em{color:#598244}.hero p:not(.hero-kicker){max-width:440px;color:#4d647f;line-height:1.55;margin:21px 0}.primary,.secondary,.card-action,.ghost{border:0;display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:8px;padding:12px 16px;font-weight:700}.primary{background:#1b3653;color:#fff}.primary:hover{background:#294b70}.secondary,.ghost{background:#fff;color:#27415e;border:1px solid #cad6e0}.secondary:hover{background:#eff5f8}.hero-orbit{position:relative;display:grid;place-items:center}.hero-orbit:before,.hero-orbit:after{content:"";position:absolute;border:1px solid #b7cce1;border-radius:50%;width:320px;height:320px}.hero-orbit:after{width:205px;height:205px}.orbit-card{background:#fffdf8;box-shadow:0 16px 40px #38526b30;border-radius:50%;width:170px;height:170px;display:grid;place-content:center;text-align:center;color:#365a27;z-index:1}.orbit-card svg{margin:auto;color:#90b958}.orbit-card strong{font:700 35px Playfair Display;color:#213c59}.orbit-card span{color:#71809a;font-size:13px}.section-heading{display:flex;justify-content:space-between;margin:52px 0 20px}.section-heading h2,.panel-heading h2,.chart-card h2,.material-upload h2{font:700 27px Playfair Display;letter-spacing:-.6px;margin:0}.subject-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:19px}.subject-card{background:#fff;border:1px solid #e5e7e5;border-radius:13px;padding:28px;min-height:310px;position:relative;overflow:hidden}.subject-card:after{content:"";height:6px;position:absolute;inset:0 0 auto}.subject-card.math:after{background:#91b65a}.subject-card.german:after{background:#6a9cb9}.subject-icon{float:right;display:grid;place-items:center;width:49px;height:49px;border-radius:13px;font:600 26px Playfair Display}.math .subject-icon{background:#eff6df;color:#5a8032}.german .subject-icon{background:#e3f0f5;color:#41728d}.subject-card h3{margin:2px 0 5px;font:700 29px Playfair Display}.subject-card>p:not(.eyebrow){color:#718093;max-width:270px;line-height:1.5}.subject-card ul{list-style:none;padding:0;margin:22px 0 25px;color:#506077;font-size:14px}.subject-card li{margin:8px 0}.subject-card li:before{content:"✓";color:#7ca33e;font-weight:700;margin-right:9px}.card-action{margin-top:auto;background:transparent;padding:0;color:#29506c}.card-action:hover{color:#78a544}.progress-row{margin-top:20px}.progress-card{background:#fffdf8;border:1px solid #eae4d8;display:flex;justify-content:space-between;gap:20px;align-items:center;padding:24px 28px;border-radius:12px}.progress-card h3{margin:0 0 5px;font:700 20px Playfair Display}.progress-card p:not(.eyebrow){color:#77818e;margin:0}.metric{min-width:105px;color:#466d88;text-align:right;display:grid;gap:2px}.metric svg{margin-left:auto}.metric strong{font-size:20px;color:#1d334f}.metric span{font-size:12px;color:#77818e}.practice-panel,.exam,.review,.analytics,.materials{max-width:960px}.practice-panel{background:#fff;border:1px solid #e4e8e4;border-radius:14px;padding:clamp(25px,5vw,50px)}.panel-heading{display:flex;justify-content:space-between;gap:30px}.panel-heading p:not(.eyebrow){color:#748294;max-width:530px;line-height:1.6}.panel-heading svg{color:#789d43}.field-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(165px,1fr));gap:15px;margin-top:27px}.field-grid label{font-size:13px;color:#516274;font-weight:700}.field-grid select{width:100%;margin-top:7px;padding:11px;border:1px solid #cfd8df;border-radius:7px;color:#243b56;background:#fff}.practice-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.helper{margin:17px 0 0;color:#8792a1;font-size:12px}.exam,.review{background:#fff;border:1px solid #e5e8e6;border-radius:13px;overflow:hidden}.exam-header,.review-header{padding:29px 32px;display:flex;align-items:flex-start;justify-content:space-between;border-bottom:1px solid #e9ece8;gap:20px}.exam-header h2,.review-header h2{margin:0;font:700 30px Playfair Display}.exam-header p:not(.eyebrow),.review-header p:not(.eyebrow){margin:7px 0 0;color:#768597}.question{display:grid;grid-template-columns:47px 1fr;padding:28px 32px;border-bottom:1px solid #edf0ed}.question-number{width:28px;height:28px;border-radius:50%;background:#e9f2dd;display:grid;place-items:center;color:#5d7d31;font-size:13px;font-weight:700}.question-meta{color:#8090a2;font:500 10px DM Mono;letter-spacing:.8px;text-transform:uppercase}.question h3,.review-question h3{margin:7px 0 17px;font-size:17px;line-height:1.45}.options{display:grid;gap:8px}.options label{display:flex;gap:9px;align-items:center;border:1px solid #dfe5e6;border-radius:7px;padding:10px 12px;color:#43566d}.options label:has(input:checked){border-color:#94b95c;background:#f4f9ec;color:#31512b}.question textarea{width:100%;min-height:113px;resize:vertical;padding:12px;border:1px solid #d7dfe1;border-radius:7px;line-height:1.45}.upload{margin-top:13px;display:inline-flex;gap:8px;align-items:center;color:#456c8a;font-size:13px;font-weight:700;cursor:pointer}.upload input,.material-upload input{display:none}.submit-row{padding:23px 32px;text-align:right}.review-question{display:grid;grid-template-columns:47px 1fr;padding:28px 32px;border-bottom:1px solid #edf0ed}.result-dot{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;font-weight:700}.result-dot.yes{background:#e1f1d2;color:#3b7731}.result-dot.no{background:#ffe5db;color:#b45b3d}.result-dot.reviewing{background:#e7eef4;color:#517894}.review-question p{color:#56697d;line-height:1.55}.solution{border-left:3px solid #b2d37c;padding:10px 13px;background:#f7faef;color:#375537}.solution p{margin:5px 0 0}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.stat{padding:22px;border-radius:12px;background:#fff;border:1px solid #e5e7e4}.stat span{color:#7ca842}.stat strong{display:block;font:700 29px Playfair Display;margin-top:14px}.stat p{margin:3px 0;color:#7b8896;font-size:13px}.chart-card,.file-list{margin-top:18px;background:#fff;border:1px solid #e4e7e4;border-radius:12px;padding:30px}.chart-card h2{font-size:25px}.bars{margin-top:28px;display:grid;gap:19px}.bar-row{display:grid;grid-template-columns:105px 1fr 40px;gap:13px;align-items:center;font-size:13px;color:#526374}.bar-track{height:10px;background:#eef1eb;border-radius:6px;overflow:hidden}.bar-track i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#a6c96a,#628b53)}.bar-row strong{font-size:12px;color:#344c63}.empty{color:#8390a0;line-height:1.55;margin:25px 0 5px}.weak-card{margin-top:17px;background:#eff6e2;padding:20px 23px;border-radius:11px;display:flex;gap:13px;color:#55762f}.weak-card p{margin:4px 0 0;color:#6e8555}.material-upload{background:#e1edf5;border-radius:13px;padding:36px;display:flex;gap:23px;align-items:flex-start}.material-upload>svg{color:#5081a2;flex:0 0 auto}.material-upload h2{color:#1d3957}.material-upload p:not(.eyebrow){color:#58718b;line-height:1.6;max-width:650px}.material-upload label{margin-top:5px}.file-list{min-height:150px}.file-row{display:grid;grid-template-columns:25px 1fr auto;gap:8px;align-items:center;padding:12px 0;border-top:1px solid #eef0ed;color:#3e576e;font-size:14px}.file-row svg{color:#6f9e60}.file-row small{color:#8692a0}@media(max-width:820px){.app-shell{grid-template-columns:1fr}.side-nav{position:static;min-height:auto;height:auto;padding:14px 18px;flex-direction:row;align-items:center}.brand{margin:0 auto 0 0}.side-nav nav{display:flex;gap:2px}.nav-button{padding:9px}.nav-button span,.nav-bottom{display:none}.content{padding:30px 20px 50px}.hero{grid-template-columns:1fr;padding:34px}.hero-orbit{display:none}.subject-grid,.field-grid,.stats-grid{grid-template-columns:1fr}.topbar{margin-bottom:26px}.progress-card{align-items:flex-start}.metric{text-align:left}.metric svg{margin-left:0}}@media(max-width:520px){.brand>span:last-child{display:none}.side-nav{justify-content:space-between}.brand{margin:0}.topbar{display:block}.streak{width:max-content;margin-top:13px}.hero{padding:28px 24px}.hero h2{font-size:42px}.exam-header,.review-header{padding:23px}.question,.review-question{padding:24px 20px;grid-template-columns:36px 1fr}.submit-row{padding:18px}.material-upload{padding:25px}.file-row{grid-template-columns:25px 1fr}.file-row small{grid-column:2}}.image-feedback{border-left:3px solid #7ba9c7;padding:10px 13px;background:#f2f7fa;color:#37586f}.full-exam-card{margin-top:19px;padding:27px 30px;border-radius:13px;display:flex;align-items:center;justify-content:space-between;gap:25px;background:#213b58;color:#f8fbff}.full-exam-card .eyebrow{color:#b7d97e}.full-exam-card h3{margin:0;font:700 25px Playfair Display}.full-exam-card p:not(.eyebrow){color:#c3d2df;margin:7px 0 0}.full-exam-card .primary{background:#b7d97e;color:#1b3653;white-space:nowrap}.c-test-text{white-space:pre-wrap;margin:7px 0 17px;color:#172033;font-size:17px;font-weight:700;line-height:1.75}.c-test-blank{display:inline-flex;align-items:baseline;white-space:nowrap}.c-test-blank input{width:clamp(4.5ch,12vw,8ch);min-width:4.5ch;margin:0 2px;padding:0 2px 2px;border:0;border-bottom:2px solid #789d43;border-radius:0;background:#f5f9ef;color:#1d3a23;font-weight:700;outline-offset:2px}.c-test-blank input:focus{background:#eef6e1;border-bottom-color:#31512b;outline:2px solid #b7d97e}.c-test-blank input:hover{background:#eef6e1}.c-test-review{margin:10px 0 16px}.c-test-review-heading{margin:0 0 8px;font-weight:700;color:#405a72}.c-test-review ol{list-style:none;display:grid;gap:7px;padding:0;margin:0}.c-test-review li{display:flex;flex-wrap:wrap;align-items:center;gap:7px 13px;padding:9px 11px;border-radius:7px;font-size:14px}.c-test-review li>strong{min-width:55px;font:500 10px DM Mono;letter-spacing:.8px;text-transform:uppercase}.c-test-review li.correct{background:#eef7e4;color:#315d2d}.c-test-review li.correct b{color:#407c39}.c-test-review li.incorrect{background:#fff0e9;color:#84462f}.c-test-review li.incorrect span+span{padding-left:13px;border-left:1px solid #e4b8a5}.c-test-review li.incorrect span:first-of-type b{text-decoration:line-through;text-decoration-thickness:1px}.c-test-review li.incorrect span:last-child b{color:#4e762d}.c-test-corrected-text{white-space:pre-wrap;margin:0 0 15px;padding:14px;border-radius:8px;background:#f5f8f2;color:#273b4f;font-size:15px;font-weight:600;line-height:1.75}.c-test-corrected-text mark{display:inline;margin:0 2px;padding:1px 3px;border-radius:3px;color:inherit;font-weight:700}.c-test-corrected-text mark.correct{background:#dff0cf;color:#2b6834}.c-test-corrected-text mark.incorrect{background:#fde0d2;color:#9a442b;text-decoration:line-through}.c-test-corrected-text .correction{color:#4e762d;font-weight:700}.review-question:has(.c-test-review) .solution{display:none}.question h3 .katex-display{margin:.65rem 0;overflow-x:auto;overflow-y:hidden;padding:.2rem 0;text-align:left}.question h3 .katex-display>.katex{font-size:1.12em}.header-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.header-actions .ghost{display:inline-flex;align-items:center;gap:7px}.exam-timer{display:inline-flex;align-items:center;gap:8px;padding:9px 14px;border-radius:999px;background:#eef3ea;color:#2f5233;font-variant-numeric:tabular-nums}.exam-timer strong{font-size:19px;font-weight:700;letter-spacing:-.5px}.exam-timer span{font-size:12px;text-transform:uppercase;letter-spacing:.06em;opacity:.75}.exam-timer.urgent{background:#fdeae1;color:#9a442b}.figure{margin:14px 0 18px;padding:12px;border:1px solid #e2e6dd;border-radius:12px;background:#fcfcfa;color:#2b3b4e}.figure svg{display:block;width:100%;max-width:340px;height:auto;margin:0 auto}.task-prose{white-space:pre-wrap}.satzbau-text{white-space:pre-wrap;margin:7px 0 17px;color:#172033;font-size:17px;line-height:2.9}.satzbau-gap{display:inline-flex;flex-direction:column;align-items:stretch;vertical-align:baseline;margin:0 3px}.satzbau-gap input{width:clamp(11ch,22vw,24ch);padding:0 3px 2px;border:0;border-bottom:2px solid #789d43;border-radius:0;background:#f5f9ef;color:#1d3a23;font:inherit;font-weight:700;outline-offset:2px}.satzbau-gap input:hover{background:#eef6e1}.satzbau-gap input:focus{background:#eef6e1;border-bottom-color:#31512b;outline:2px solid #b7d97e}.satzbau-cues{padding-top:2px;color:#5c6b52;font-size:13px;font-style:italic;font-weight:600;line-height:1.4;white-space:normal}.satzbau-filled{padding:0 3px 2px;border-bottom:2px solid #b9c4ad;color:#1d3a23;font-weight:700}.satzbau-sample{padding-top:1px;color:#4e762d;font-size:13px;font-weight:600;line-height:1.4;white-space:normal}.satzbau-text.answered{padding:14px;border-radius:8px;background:#f5f8f2;font-size:15px}.slots{display:grid;gap:10px;margin-top:12px}.slot-row{display:grid;grid-template-columns:auto minmax(0,1fr);align-items:baseline;gap:6px 12px;padding:10px 12px;border-radius:9px;background:#f6f7f3}.slot-row.correct{background:#f0f6ea}.slot-row.incorrect{background:#fdf1ec}.slot-row.open{background:#f4f5f8}.slot-label{font-weight:700;color:#3c4b60;white-space:nowrap}.slot-context{grid-column:2;color:#273b4f;line-height:1.6}.slot-row:not(:has(.slot-label)) .slot-context{grid-column:1 / -1}.slot-options{grid-column:1 / -1;display:flex;flex-wrap:wrap;gap:8px 18px}.slot-options label{display:inline-flex;align-items:center;gap:7px}.slot-input{grid-column:2;width:min(100%,260px);padding:7px 10px;border:1px solid #ccd3c6;border-radius:7px;background:#fff}.slot-input:disabled{background:#fff;color:#38485c;opacity:1}.slot-row .correction{grid-column:1 / -1;font-size:14px;color:#4e762d;font-weight:600}.slot-row .correction.sample{color:#4a5568}.question-meta .score{margin-left:10px;padding:2px 8px;border-radius:999px;background:#e7ecf3;color:#33465e;font-weight:700}.question-meta .score.pending{background:#f3ecdf;color:#7a5c25}.reinforce{display:flex;align-items:center;gap:10px;margin:4px 0 18px;color:#3c4b60;font-weight:600}.reinforce code{padding:1px 5px;border-radius:4px;background:#eef0ea;font-size:13px;font-weight:700}@media print{.side-nav,.topbar,.banner,.submit-row,.header-actions,.upload{display:none!important}.app-shell{display:block}.content{padding:0}.exam,.review{box-shadow:none}.question,.review-question{break-inside:avoid;page-break-inside:avoid}.slot-input,.c-test-blank input,.satzbau-gap input{border-bottom:1px solid #333;border-radius:0}.figure{border-color:#999}textarea{min-height:9cm;border:1px solid #999}}.mode-switch{display:inline-flex;gap:4px;padding:4px;border-radius:999px;background:#eceee7}.mode-switch button{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border:0;border-radius:999px;background:transparent;color:#56657a;font-weight:600;font-size:14px}.mode-switch button.active{background:#fff;color:#1d2f45;box-shadow:0 1px 3px #14233729}.mode-switch button:disabled{opacity:.45;cursor:not-allowed}.badge-unchecked{display:inline-flex;align-items:center;margin-left:9px;padding:2px 8px;border-radius:999px;background:#f6e2b0;color:#6b4c14;font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:none}.review-question button.judge{display:inline-flex;align-items:center;gap:6px;margin-top:4px}.badge-ai{display:inline-flex;align-items:center;gap:4px;margin-left:9px;padding:2px 8px;border-radius:999px;background:#b7d97e;color:#22331a;font-size:11px;font-weight:700;letter-spacing:.04em}.autosave{margin-top:6px;font-size:13px;color:#6b7a8d}.history{display:grid;gap:18px}.history .panel-heading{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}.history-list{display:grid;gap:10px}.history-row{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;padding:16px 18px;border-radius:13px;background:#fff;box-shadow:0 1px 3px #14233714}.history-row.open{box-shadow:inset 3px 0 #b7d97e,0 1px 3px #14233714}.history-main{display:grid;gap:3px}.history-main strong{font-size:17px;color:#1d2f45}.history-main p{margin:0;color:#5d6c80;font-size:14px}.history-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.history-actions .ghost{display:inline-flex;align-items:center;gap:7px;padding:8px 13px}.history-actions .ghost.danger{color:#9a442b}.history-actions .ghost.danger:hover{background:#fdeae1}.history .weak-card{display:flex;align-items:center;gap:18px;flex-wrap:wrap}.history .weak-card>div{flex:1 1 240px}@media print{.mode-switch,.history-actions,.autosave{display:none!important}}.notice{margin:0 0 18px;padding:14px 16px;border-radius:11px;background:#fdf6e6;border:1px solid #ecd9a8;color:#5f4a1c}.notice strong{display:block;margin-bottom:4px}.notice p{margin:0;font-size:14px;line-height:1.6}.notice-inline{margin:8px 0 0;padding:8px 12px;border-radius:8px;background:#fdf6e6;color:#5f4a1c;font-size:13px}.exam-options{display:grid;gap:12px;margin:0 0 20px;padding:16px 18px;border-radius:13px;background:#fff;box-shadow:0 1px 3px #14233714}.option-row{display:flex;align-items:flex-start;gap:12px;color:#4a5a6e;font-size:14px;line-height:1.6}.option-row input[type=checkbox]{margin-top:3px;width:17px;height:17px;flex:none}.option-row>span{display:grid;gap:2px}.option-row strong{color:#1d2f45;font-size:15px}.option-hint{display:block}.option-row code{display:inline;padding:1px 5px;border-radius:4px;background:#eef0ea;font-size:13px;white-space:nowrap}.notes-row{flex-direction:column;gap:8px}.notes-row textarea{width:100%;padding:10px 12px;border:1px solid #ccd3c6;border-radius:9px;background:#fcfcfa;resize:vertical;font-size:14px}.notes-row textarea:focus{outline:2px solid #b7d97e;outline-offset:1px}.badge-plain{display:inline-flex;align-items:center;margin-left:8px;padding:2px 8px;border-radius:999px;background:#e7ecf3;color:#33465e;font-size:11px;font-weight:700;letter-spacing:.04em}@media print{.exam-options{display:none!important}}.notice.building{background:#eef3ea;border-color:#cfdcc0;color:#33512c}.notice.building strong{font-variant-numeric:tabular-nums}.markable-line{line-height:1.9}.markable{padding:1px 3px;border:0;border-radius:4px;background:none;color:inherit;font:inherit}button.markable{cursor:pointer}button.markable:hover{background:#e7eef4}button.markable:focus-visible{outline:2px solid #789d43;outline-offset:1px}.markable.chosen{background:#dbe7f2;box-shadow:inset 0 -2px #517894;font-weight:700}.markable.spotted{background:#dff0cf;color:#2b6834;font-weight:700}.markable.missed{background:#fde0d2;color:#9a442b;font-weight:700;text-decoration:line-through}.spot-verdict{grid-column:1 / -1;margin-top:5px;font-size:13px}.spot-verdict.spotted{color:#3b7731}.spot-verdict.missed{color:#b45b3d}.spot-verdict.neutral{color:#6b7a8a}.auth-gate{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(120% 90% at 50% 0%,#dce9f6,#f7f7f4 62%)}.auth-card{width:min(400px,100%);display:grid;gap:13px;background:#fff;border:1px solid #e5e7e5;border-radius:16px;padding:clamp(28px,5vw,40px);box-shadow:0 22px 60px #38526b1f}.auth-card .brand{margin:0 0 6px;color:#15263d}.auth-card .eyebrow{margin:0}.auth-card h2{margin:0;font:700 30px Playfair Display;letter-spacing:-1.1px}.auth-hint{margin:0 0 6px;color:#718093;line-height:1.5;font-size:14px}.auth-card label{display:grid;gap:7px;font-size:13px;font-weight:700;color:#516274}.auth-card input{padding:11px 12px;border:1px solid #cfd8df;border-radius:7px;color:#243b56;background:#fff;font-weight:500}.auth-card input:focus{outline:2px solid #b7d97e;outline-offset:1px;border-color:#789d43}.auth-card .primary{margin-top:7px;justify-content:center;padding:13px}.auth-error,.auth-lock{display:flex;align-items:flex-start;gap:9px;margin:0;padding:11px 13px;border-radius:7px;font-size:13px;line-height:1.45}.auth-error{background:#fff0e9;color:#84462f;border-left:3px solid #df7141}.auth-lock{background:#eef3ea;color:#2f5233;border-left:3px solid #789d43}.auth-lock svg{flex:0 0 auto;margin-top:2px}.auth-lock strong{font-variant-numeric:tabular-nums}.nav-button.sign-out{margin-top:14px;color:#8ea0b4}.nav-button.sign-out:hover{background:#233851;color:#fff}@media(max-width:820px){.nav-button.sign-out{margin-top:0}}