@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,math,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:"0.19.0"}.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>.katex-newline{display:block}.katex .katex-base{position:relative;white-space:nowrap;width:-webkit-min-content;width:-moz-min-content;width:min-content}.katex .katex-base,.katex .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 .katex-vbox{align-items:baseline;display:inline-flex;flex-direction:column}.katex .katex-thinbox{display:inline-flex;flex-direction:row;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 .katex-hdashline,.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-rule,.katex .katex-underline .underline-line,.katex .mfrac .frac-line{min-height:1px}.katex .mspace{display:inline-block}.katex .katex-smash{display:inline;line-height:0}.katex .clap,.katex .llap,.katex .rlap{position:relative;width:0}.katex .clap>.katex-inner,.katex .llap>.katex-inner,.katex .rlap>.katex-inner{position:absolute}.katex .clap>.katex-fix,.katex .llap>.katex-fix,.katex .rlap>.katex-fix{display:inline-block}.katex .llap>.katex-inner{right:0}.katex .clap>.katex-inner,.katex .rlap>.katex-inner{left:0}.katex .clap>.katex-inner>span{margin-left:-50%;margin-right:50%}.katex .katex-rule{border:0 solid;display:inline-block;position:relative}.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-underline .underline-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .katex-hdashline{border-bottom-style:dashed;display:inline-block;width:100%}.katex .sqrt>.katex-root{margin-left:.2777777778em;margin-right:-.5555555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .katex-sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .katex-sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .katex-sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .katex-sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .katex-sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .katex-sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .katex-sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .katex-sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .katex-sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .katex-sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .katex-sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .katex-sizing.reset-size2.size1{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .katex-sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .katex-sizing.reset-size2.size3{font-size:1.1666666667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .katex-sizing.reset-size2.size4{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .katex-sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .katex-sizing.reset-size2.size6{font-size:1.6666666667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .katex-sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .katex-sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .katex-sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .katex-sizing.reset-size2.size10{font-size:3.4566666667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .katex-sizing.reset-size2.size11{font-size:4.1466666667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .katex-sizing.reset-size3.size1{font-size:.7142857143em}.katex .fontsize-ensurer.reset-size3.size2,.katex .katex-sizing.reset-size3.size2{font-size:.8571428571em}.katex .fontsize-ensurer.reset-size3.size3,.katex .katex-sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .katex-sizing.reset-size3.size4{font-size:1.1428571429em}.katex .fontsize-ensurer.reset-size3.size5,.katex .katex-sizing.reset-size3.size5{font-size:1.2857142857em}.katex .fontsize-ensurer.reset-size3.size6,.katex .katex-sizing.reset-size3.size6{font-size:1.4285714286em}.katex .fontsize-ensurer.reset-size3.size7,.katex .katex-sizing.reset-size3.size7{font-size:1.7142857143em}.katex .fontsize-ensurer.reset-size3.size8,.katex .katex-sizing.reset-size3.size8{font-size:2.0571428571em}.katex .fontsize-ensurer.reset-size3.size9,.katex .katex-sizing.reset-size3.size9{font-size:2.4685714286em}.katex .fontsize-ensurer.reset-size3.size10,.katex .katex-sizing.reset-size3.size10{font-size:2.9628571429em}.katex .fontsize-ensurer.reset-size3.size11,.katex .katex-sizing.reset-size3.size11{font-size:3.5542857143em}.katex .fontsize-ensurer.reset-size4.size1,.katex .katex-sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .katex-sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .katex-sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .katex-sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .katex-sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .katex-sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .katex-sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .katex-sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .katex-sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .katex-sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .katex-sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .katex-sizing.reset-size5.size1{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .katex-sizing.reset-size5.size2{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .katex-sizing.reset-size5.size3{font-size:.7777777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .katex-sizing.reset-size5.size4{font-size:.8888888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .katex-sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .katex-sizing.reset-size5.size6{font-size:1.1111111111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .katex-sizing.reset-size5.size7{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .katex-sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .katex-sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .katex-sizing.reset-size5.size10{font-size:2.3044444444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .katex-sizing.reset-size5.size11{font-size:2.7644444444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .katex-sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .katex-sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .katex-sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .katex-sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .katex-sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .katex-sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .katex-sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .katex-sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .katex-sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .katex-sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .katex-sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .katex-sizing.reset-size7.size1{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .katex-sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .katex-sizing.reset-size7.size3{font-size:.5833333333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .katex-sizing.reset-size7.size4{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .katex-sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .katex-sizing.reset-size7.size6{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .katex-sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .katex-sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .katex-sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .katex-sizing.reset-size7.size10{font-size:1.7283333333em}.katex .fontsize-ensurer.reset-size7.size11,.katex .katex-sizing.reset-size7.size11{font-size:2.0733333333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .katex-sizing.reset-size8.size1{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .katex-sizing.reset-size8.size2{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .katex-sizing.reset-size8.size3{font-size:.4861111111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .katex-sizing.reset-size8.size4{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .katex-sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .katex-sizing.reset-size8.size6{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .katex-sizing.reset-size8.size7{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .katex-sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .katex-sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .katex-sizing.reset-size8.size10{font-size:1.4402777778em}.katex .fontsize-ensurer.reset-size8.size11,.katex .katex-sizing.reset-size8.size11{font-size:1.7277777778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .katex-sizing.reset-size9.size1{font-size:.2893518519em}.katex .fontsize-ensurer.reset-size9.size2,.katex .katex-sizing.reset-size9.size2{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .katex-sizing.reset-size9.size3{font-size:.4050925926em}.katex .fontsize-ensurer.reset-size9.size4,.katex .katex-sizing.reset-size9.size4{font-size:.462962963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .katex-sizing.reset-size9.size5{font-size:.5208333333em}.katex .fontsize-ensurer.reset-size9.size6,.katex .katex-sizing.reset-size9.size6{font-size:.5787037037em}.katex .fontsize-ensurer.reset-size9.size7,.katex .katex-sizing.reset-size9.size7{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .katex-sizing.reset-size9.size8{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .katex-sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .katex-sizing.reset-size9.size10{font-size:1.2002314815em}.katex .fontsize-ensurer.reset-size9.size11,.katex .katex-sizing.reset-size9.size11{font-size:1.4398148148em}.katex .fontsize-ensurer.reset-size10.size1,.katex .katex-sizing.reset-size10.size1{font-size:.2410800386em}.katex .fontsize-ensurer.reset-size10.size2,.katex .katex-sizing.reset-size10.size2{font-size:.2892960463em}.katex .fontsize-ensurer.reset-size10.size3,.katex .katex-sizing.reset-size10.size3{font-size:.337512054em}.katex .fontsize-ensurer.reset-size10.size4,.katex .katex-sizing.reset-size10.size4{font-size:.3857280617em}.katex .fontsize-ensurer.reset-size10.size5,.katex .katex-sizing.reset-size10.size5{font-size:.4339440694em}.katex .fontsize-ensurer.reset-size10.size6,.katex .katex-sizing.reset-size10.size6{font-size:.4821600771em}.katex .fontsize-ensurer.reset-size10.size7,.katex .katex-sizing.reset-size10.size7{font-size:.5785920926em}.katex .fontsize-ensurer.reset-size10.size8,.katex .katex-sizing.reset-size10.size8{font-size:.6943105111em}.katex .fontsize-ensurer.reset-size10.size9,.katex .katex-sizing.reset-size10.size9{font-size:.8331726133em}.katex .fontsize-ensurer.reset-size10.size10,.katex .katex-sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .katex-sizing.reset-size10.size11{font-size:1.1996142719em}.katex .fontsize-ensurer.reset-size11.size1,.katex .katex-sizing.reset-size11.size1{font-size:.2009646302em}.katex .fontsize-ensurer.reset-size11.size2,.katex .katex-sizing.reset-size11.size2{font-size:.2411575563em}.katex .fontsize-ensurer.reset-size11.size3,.katex .katex-sizing.reset-size11.size3{font-size:.2813504823em}.katex .fontsize-ensurer.reset-size11.size4,.katex .katex-sizing.reset-size11.size4{font-size:.3215434084em}.katex .fontsize-ensurer.reset-size11.size5,.katex .katex-sizing.reset-size11.size5{font-size:.3617363344em}.katex .fontsize-ensurer.reset-size11.size6,.katex .katex-sizing.reset-size11.size6{font-size:.4019292605em}.katex .fontsize-ensurer.reset-size11.size7,.katex .katex-sizing.reset-size11.size7{font-size:.4823151125em}.katex .fontsize-ensurer.reset-size11.size8,.katex .katex-sizing.reset-size11.size8{font-size:.578778135em}.katex .fontsize-ensurer.reset-size11.size9,.katex .katex-sizing.reset-size11.size9{font-size:.6945337621em}.katex .fontsize-ensurer.reset-size11.size10,.katex .katex-sizing.reset-size11.size10{font-size:.8336012862em}.katex .fontsize-ensurer.reset-size11.size11,.katex .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 .katex-accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .katex-accent .accent-body{position:relative}.katex .katex-accent .accent-body:not(.accent-full){width:0}.katex .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 .katex-stretchy{display:block;overflow:hidden;position:relative;width:100%}.katex .katex-stretchy:after,.katex .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 .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 .reflectbox{display:inline-block;transform:scaleX(-1)}.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>.katex-tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.katex-tag{left:0;right:auto}.katex-display.fleqn>.katex{padding-left:2em;text-align:left}body{counter-reset:katexEqnNo mmlEqnNo}.rich-content{min-width:0;max-width:100%;line-height:1.8;overflow-wrap:anywhere;text-align:left}.rich-content p{margin:.35em 0;white-space:pre-wrap}.rich-content .katex{font-size:1.12em}.rich-content .katex-display{max-width:100%;overflow-x:auto;overflow-y:hidden;padding:.4em 0}.rich-content figure{margin:12px 0}.rich-content img{max-width:100%;height:auto;max-height:460px;object-fit:contain}.rich-content figcaption{font-size:12px;color:#648080}.rich-table-scroll{max-width:100%;overflow-x:auto}.rich-table-scroll table{border-collapse:collapse;width:100%;min-width:240px}.rich-table-scroll th,.rich-table-scroll td{border:1px solid #d8e4df;padding:8px 12px;text-align:left}.rich-table-scroll input{min-width:90px;width:100%}.answer-option>span:has(.rich-content){min-width:0;flex:1}.answer-option .rich-content{font-size:inherit}.ai-paper{min-width:0}.paper-upload{padding:14px;background:#f3f7f5;border-radius:12px}.paper-upload summary{cursor:pointer;font-weight:650}.paper-upload-grid{display:grid;grid-template-columns:2fr 1fr auto;align-items:end;gap:12px;margin-top:14px}.paper-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:18px 0}.paper-actions strong{overflow-wrap:anywhere}.paper-actions span{font-size:13px;color:#658078}.paper-actions .primary{margin-left:auto}.paper-editor{display:grid;grid-template-columns:120px minmax(0,1fr) 200px;gap:20px;border:0;padding:0;margin:20px 0;min-width:0}.paper-list{display:flex;flex-direction:column;gap:8px;min-width:0}.paper-list button{border:1px solid #d9e5df;background:#fff;border-radius:8px;padding:12px;text-align:left;color:inherit}.paper-list button.active{background:#e8f4ee;border-color:#2d816d}.paper-list span{display:block;font-size:12px;margin-top:4px;color:#658078}.paper-content-editor,.paper-settings{min-width:0}.paper-part-tabs{display:flex;gap:5px;overflow-x:auto;padding-bottom:10px}.paper-part-tabs button{white-space:nowrap;border:0;background:#edf3f0;padding:9px 11px;border-radius:6px;color:inherit}.paper-part-tabs .active{background:#2d816d;color:#fff}.paper-preview{padding:18px;border:1px solid #d9e5df;border-radius:10px;background:#fbfdfb;margin:12px 0}.draft-image-preview{position:relative;overflow:hidden;max-width:100%;width:100%;margin:10px 0}.draft-image-preview img{position:absolute;max-width:none;max-height:none;height:auto;object-fit:initial}.paper-block{border:1px solid #d9e5df;border-radius:9px;padding:12px;margin:12px 0}.paper-block-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px;gap:8px}.paper-block-head>div{display:flex;gap:12px}.paper-block textarea{width:100%;resize:vertical;font:inherit;line-height:1.6;border:1px solid #ceddd5;border-radius:7px;padding:9px}.paper-block-add{display:flex;flex-wrap:wrap;gap:8px}.paper-settings{border-left:1px solid #d9e5df;padding-left:18px}.paper-settings h3{margin-top:0}.paper-settings .field{margin-bottom:16px}.paper-correct{padding:10px 0;display:flex;gap:14px;flex-wrap:wrap;border:0}.paper-correct label{display:flex;align-items:center;gap:4px}.paper-confirm{display:flex;gap:8px;align-items:flex-start;line-height:1.7;margin-top:20px}.paper-confirm input{margin-top:7px;flex-shrink:0}.paper-warnings{padding-left:18px;font-size:13px;color:#926a28}.paper-footer{display:flex;gap:10px;justify-content:flex-end;border-top:1px solid #d9e5df;padding-top:18px;flex-wrap:wrap}.paper-crop-canvas{position:relative;touch-action:none;-webkit-user-select:none;user-select:none}.paper-crop-canvas>img{width:100%;display:block;pointer-events:none}.paper-crop-canvas>div{position:absolute;border:2px solid #24846d;background:#24846d22;pointer-events:none}.paper-crop-values{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:16px 0}.legacy-image-options{margin-top:16px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.legacy-image-options button{min-height:48px}.paper-options-review{display:grid;gap:8px;margin:12px 0}.paper-options-review>div{display:flex;gap:12px;padding:10px;border:1px solid #d9e5df;border-radius:8px}@media(max-width:1000px){.paper-editor{grid-template-columns:95px minmax(0,1fr);gap:14px}.paper-settings{grid-column:2;border-left:0;border-top:1px solid #d9e5df;padding:18px 0 0}.paper-upload-grid{grid-template-columns:1fr 1fr}.paper-upload-grid>button{grid-column:1/-1}.paper-actions .primary{margin-left:0}}@media(max-width:600px){.paper-editor{display:flex;flex-direction:column;gap:16px}.paper-list{flex-direction:row;overflow-x:auto;padding-bottom:6px}.paper-list button{min-width:100px;flex-shrink:0}.paper-upload-grid{display:flex;flex-direction:column;align-items:stretch}.paper-preview{padding:12px}.paper-block{padding:10px}.paper-settings{padding-top:16px}.paper-crop-values{grid-template-columns:1fr 1fr}.paper-footer>button{flex:1;min-width:130px}.paper-actions{align-items:flex-start;flex-direction:column}.rich-content img{max-height:320px}.paper-part-tabs button{min-height:42px}.paper-correct label{min-height:44px}.paper-confirm{min-height:48px}}.rich-content .rich-text{white-space:pre-wrap}.paper-preview .rich-content>.rich-content{display:contents}.draft-image-preview{max-width:360px}.rich-math.display{display:block}.rich-content .rich-figure{margin:16px 0}.rich-image-preview{--figure-max-height:clamp(150px,24vh,220px);display:block;width:min(100%,var(--figure-width),calc(var(--figure-max-height)*var(--figure-ratio)));max-width:100%;padding:0;margin:0 auto;border:0;border-radius:0;background:transparent;line-height:0;cursor:zoom-in}.rich-content .rich-image-preview img{display:block;width:100%;height:auto;max-height:none;object-fit:contain}.rich-image-preview:focus-visible{outline:2px solid #137c65;outline-offset:5px}.rich-image-full{display:block;max-width:100%;max-height:75vh;overflow:auto;overscroll-behavior:contain}.rich-content .rich-image-full img,.rich-image-full img{display:block;max-width:none;width:auto;height:auto;max-height:none;margin:0 auto;object-fit:contain}@media(max-width:600px){.rich-image-preview{--figure-max-height:180px;width:min(100%,280px,var(--figure-width),calc(var(--figure-max-height)*var(--figure-ratio)))}}.paper-reading-layout .paper-actions{padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:0}.paper-question-stream{display:block;margin-bottom:24px}.paper-stream-question{padding:26px 0;border-bottom:1px solid var(--line)}.paper-stream-heading,.paper-detail-meta{display:flex;align-items:center;gap:14px;color:var(--muted);font-size:13px;margin-bottom:14px}.paper-stream-heading>span{font-weight:700;color:var(--ink)}.paper-stream-heading small{margin-left:auto}.paper-stream-heading{display:grid;grid-template-columns:62px minmax(0,1fr) auto;align-items:baseline;gap:12px}.paper-stream-stem{min-width:0;color:var(--ink);font-size:15px}.paper-stream-question .paper-reading-options{padding-left:74px}.paper-question-open{display:block;width:100%;padding:0;border:0;border-radius:0;background:transparent;text-align:left;line-height:inherit;color:inherit}.paper-question-open:hover{background:transparent;color:var(--ink)}.paper-question-open:focus-visible{outline:2px solid var(--green);outline-offset:8px}.paper-reading-options{display:grid;grid-template-columns:repeat(var(--option-columns,4),minmax(0,1fr));align-items:baseline;gap:16px 32px;margin-top:20px}.paper-reading-options>div{display:flex;width:100%;max-width:100%;gap:12px;align-items:baseline;min-width:0}.paper-reading-options .rich-content{flex:1;min-width:0}.paper-reading-layout .rich-content figure{margin:14px 0}.paper-reading-layout .rich-content img{display:block;width:auto;max-width:100%;max-height:250px;object-fit:contain}.paper-reading-layout .rich-content figcaption{display:none}.paper-stream-empty{padding:32px 0}.paper-detail-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:24px}.paper-detail-fields{padding:0;margin:0;border:0;min-width:0}.paper-reading-part{min-width:0;margin:0 0 22px}.paper-reading-part h3,.paper-reference-answer h3{font-size:14px;color:var(--muted);margin:0 0 10px;font-weight:600}.paper-detail-fields>.paper-reading-part:first-child>.rich-content{font-size:17px}.paper-question-detail .paper-reading-options{margin-top:12px;margin-bottom:26px}.paper-question-detail .paper-reading-options>div{display:flex}.paper-question-detail .paper-reading-options.is-editing{display:grid;grid-template-columns:1fr}.paper-question-detail .paper-reading-options.is-editing>div{display:block;width:100%}.paper-reference-answer{display:flex;align-items:baseline;gap:18px;margin:12px 0 24px}.paper-reference-answer>strong{font-size:22px;color:var(--green)}.paper-detail-settings{display:grid;grid-template-columns:2fr 1fr;gap:16px;margin-top:24px}.paper-detail-settings .field{margin:0}.paper-review-notes{font-size:13px;color:var(--muted);margin-top:20px}.paper-original{border-top:1px solid var(--line);padding-top:18px;margin-top:24px}.paper-original summary,.paper-review-notes summary,.paper-add-content summary{cursor:pointer;color:var(--green)}.paper-original img{display:block;width:100%;height:auto;margin-top:18px}.paper-question-detail .paper-block{border:0;border-radius:0;padding:0;margin:0 0 16px}.paper-question-detail .paper-block-head{font-size:12px;color:var(--muted)}.paper-add-content{font-size:12px;margin:8px 0 20px}.paper-add-content .paper-block-add{margin-top:10px}.paper-reading-layout .paper-footer{margin-top:24px}.paper-source-modes{display:flex;gap:8px;margin-top:12px}.paper-source-modes button{border:0;border-radius:6px;background:transparent;padding:8px 14px}.paper-source-modes button.active{background:var(--green);color:#fff}.paper-url-upload{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:end;margin-top:14px}.paper-url-upload .field{margin:0}.paper-url-upload .field-help{grid-column:1/-1}.paper-adapt-option{display:flex;align-items:flex-start;gap:10px;margin:20px 0;font-size:14px;cursor:pointer}.paper-adapt-option input{margin-top:6px;flex-shrink:0}.paper-adapt-option small{display:block;color:var(--muted);font-size:12px;margin-top:4px}.paper-web-original{white-space:pre-wrap;overflow-wrap:anywhere;max-height:50vh;overflow:auto;font-size:14px;margin-top:14px}@media(max-width:600px){.paper-url-upload{grid-template-columns:1fr}.paper-url-upload .button,.paper-source-modes button{min-height:44px}.paper-stream-question{padding:22px 0}.paper-stream-heading{grid-template-columns:50px minmax(0,1fr) auto;gap:8px}.paper-stream-question .paper-reading-options{padding-left:58px}.paper-reading-options{gap:14px 18px}.paper-question-detail .paper-reading-options.is-editing{grid-template-columns:1fr}.paper-detail-fields>.paper-reading-part:first-child>.rich-content{font-size:16px}.paper-detail-settings{grid-template-columns:1fr}.paper-reading-layout .paper-actions{gap:10px}.paper-detail-toolbar .button{min-height:44px}.paper-question-detail .paper-block-head button{min-height:40px}.paper-detail-meta{flex-wrap:wrap;gap:8px 14px}}.paper-web-pages{margin:16px 0;padding:12px 0;border-block:1px solid var(--line,#d9e5df)}.paper-web-pages>p{margin:4px 0 12px;font-size:14px;overflow-wrap:anywhere}.paper-page-range{max-width:280px;margin-bottom:16px}.paper-web-page-list{list-style:none;padding:0;margin:12px 0;max-height:420px;overflow:auto}.paper-web-page-list li{display:flex;align-items:center;gap:14px;padding:10px 0;border-bottom:1px solid var(--line,#d9e5df)}.paper-web-page-list li>a{flex:none;width:52px;height:66px;display:block;background:#fff}.paper-web-page-list img{width:100%;height:100%;object-fit:contain}.paper-web-page-list li>span{flex:1;min-width:0}.paper-web-page-list small{display:block;font-size:12px;color:var(--muted,#607b80);margin-top:5px;overflow-wrap:anywhere}.paper-reading-options>div:has(figure){align-items:flex-start}.paper-reading-options>div:has(figure)>strong{padding-top:12px}.paper-subjects{border:0;padding:0;margin:18px 0;display:flex;flex-wrap:wrap;gap:12px 22px;min-width:0}.paper-subjects legend{font-weight:600;margin-bottom:12px}.paper-subjects label{display:flex;align-items:center;gap:8px;cursor:pointer}.paper-subjects small{margin-left:8px;color:var(--muted,#647b84)}.paper-subjects input{accent-color:#2d7e68;width:18px;height:18px}.paper-subjects p{flex-basis:100%;margin:0}.learning-panel{margin:20px 0;border:1px solid var(--line);border-radius:8px;background:#fff;overflow:hidden}.learning-panel-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 18px;background:#fafbfd;border-bottom:1px solid var(--line)}.learning-panel-header h3{display:flex;align-items:center;gap:8px;font-size:14px}.learning-panel-header p,.learning-note{font-size:12px;line-height:1.8;color:#68778d;margin-top:6px}.learning-panel-body{padding:18px}.learning-panel .notice{font-size:12px;line-height:1.8}.learning-panel .button-group{flex-wrap:wrap}.learning-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:18px}.learning-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin:15px 0}.learning-toolbar h3{font-size:14px}.learning-upload{display:block;border:1px dashed #bdc9db;border-radius:8px;padding:18px;background:#fafcff}.learning-upload input{height:auto;border:0;padding:0;background:transparent;width:100%;margin:12px 0}.learning-upload small{display:block;color:#68778d;line-height:1.8}.learning-source-list{display:flex;flex-direction:column;gap:8px}.learning-source-row{display:flex;align-items:center;gap:10px;width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:6px;text-align:left;background:#fff;min-width:0}.learning-source-row.active{border-color:#719dff;background:#f4f7ff}.learning-source-row>span:nth-child(2){flex:1;min-width:0}.learning-source-row strong{display:block;font-size:13px;font-weight:550;overflow-wrap:anywhere}.learning-source-row small{display:block;font-size:11px;color:#74829a;line-height:1.7;margin-top:3px}.learning-source-preview{max-height:300px;overflow:auto;border:1px solid var(--line);border-radius:6px;background:#fcfdff;padding:0 14px}.learning-source-segment{padding:13px 0;border-bottom:1px solid var(--line)}.learning-source-segment:last-child{border-bottom:0}.learning-source-segment strong{display:block;font-size:11px;color:#607496;margin-bottom:6px}.learning-source-segment p{font-size:13px;line-height:1.85;white-space:pre-wrap;overflow-wrap:anywhere}.learning-job{border:1px solid var(--line);border-radius:7px;padding:14px;margin:10px 0;background:#fff}.learning-job-head{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:8px}.learning-job-head strong{font-size:13px;flex:1}.learning-job p{font-size:12px;color:#697c96;line-height:1.8}.learning-job .button-group{margin-top:12px}.learning-citations{list-style:none;margin:12px 0;padding:0;display:grid;gap:10px}.learning-citation{background:#f6f8fc;border-left:3px solid #9db8e9;border-radius:3px;padding:11px 13px;font-size:12px;line-height:1.85;overflow-wrap:anywhere}.learning-citation strong{display:block;font-size:11px;color:#657c9e;margin-bottom:5px}.learning-citation p{white-space:pre-wrap}.learning-review-list{list-style:none;margin:14px 0;padding:0;display:grid;gap:12px}.learning-review-item{border:1px solid var(--line);border-radius:6px;padding:14px}.learning-review-item h4{font-size:13px;margin:8px 0;color:#3d526f}.learning-review-item p{font-size:12px;line-height:1.85;color:#5e728e;overflow-wrap:anywhere}.learning-review-item .button{margin-top:12px}.learning-change{margin:11px 0;background:#f8faff;border-radius:5px;padding:10px 12px}.learning-change dt{font-size:11px;color:#7387a3;margin:6px 0}.learning-change dd{margin:0;font-size:13px;line-height:1.8;white-space:pre-wrap;overflow-wrap:anywhere}.learning-result{border-top:1px solid var(--line);margin-top:16px;padding-top:16px}.learning-result h4{font-size:13px;margin:0 0 10px}.learning-result p,.learning-result li{font-size:13px;line-height:1.85;overflow-wrap:anywhere}.learning-empty{font-size:13px;color:#7788a0;line-height:1.9;padding:15px 0}.learning-danger-note{font-size:12px;line-height:1.8;color:#896626;margin:10px 0}.learning-select-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.learning-panel .choice-line{margin-top:8px}.learning-panel [role=status]{font-size:12px;line-height:1.8}.learning-panel .badge{white-space:normal}.learning-disclaimer{border-left:3px solid #cbd8ec;padding:0 0 0 12px;font-size:12px;line-height:1.85;color:#61738e;margin:12px 0 18px}.learning-source-preview:focus-visible{outline:3px solid #a6c1ff;outline-offset:3px}@media(max-width:600px){.learning-panel-header,.learning-panel-body{padding:14px}.learning-panel-header{align-items:flex-start;flex-wrap:wrap}.learning-select-row{grid-template-columns:1fr;gap:0}.learning-toolbar{align-items:flex-start}.learning-toolbar .button-group{width:100%}.learning-source-row{padding:11px}.learning-job .button-group{align-items:stretch}.learning-job .button-group .button{flex:1}.learning-source-preview{max-height:250px}.learning-review-item{padding:12px}}.category-picker{min-width:0}.category-levels{display:flex;flex-wrap:wrap;gap:8px;min-width:0}.category-level{display:flex;align-items:center;gap:4px;flex:1 1 140px;min-width:0;max-width:100%}.category-level select{width:100%;min-width:0;flex:1}.category-add{flex:0 0 44px;height:44px;font-size:20px}.category-create{margin-top:10px;min-width:0}.category-create>.field{margin:0 0 8px;overflow-wrap:anywhere}.category-create>div{display:flex;flex-wrap:wrap;align-items:center;gap:12px}.category-create input{width:100%;min-width:0}.category-picker .field-help{margin-top:8px}.category-picker>span{overflow-wrap:anywhere}@media(max-width:480px){.category-level{flex-basis:100%}.category-create .button{min-height:42px}}.bank-filters.bank-filter-bar:has(>.category-picker){grid-template-columns:minmax(0,2fr) minmax(135px,1fr);grid-template-areas:"search difficulty" "category category" "footer footer";align-items:start}.bank-filters.bank-filter-bar .bank-filter-search{grid-area:search;align-self:end}.bank-filter-bar>.category-picker{grid-area:category;margin:0}.bank-filter-bar>.bank-filter-field{grid-area:difficulty}.bank-filter-bar>.bank-filter-footer{grid-area:footer}.bank-filter-bar .category-level{max-width:280px}.bank-filter-bar .category-levels{align-items:start}@media(max-width:640px){.bank-filters.bank-filter-bar:has(>.category-picker){grid-template-columns:minmax(0,1fr);grid-template-areas:"search" "category" "difficulty" "footer"}.bank-filter-bar .category-level{max-width:none}.bank-filters.bank-filter-bar .bank-filter-search{grid-column:auto}}.category-manager{min-width:0}.category-manager>.category-picker{margin:0 0 20px}.category-management-detail{border-top:1px solid var(--line,#dce6e2);padding-top:16px}.category-management-detail>.field-help{margin:0 0 20px}.category-management-detail>.field{margin:0 0 18px}.category-destination{overflow-wrap:anywhere}.category-manager-actions{display:flex;gap:20px;align-items:center;flex-wrap:wrap;margin-top:22px}.category-delete{color:#b84646!important}.category-delete-confirm{margin-top:20px;padding-top:16px;border-top:1px solid #ebd4d4;overflow-wrap:anywhere}.category-delete-confirm p{line-height:1.8}.category-delete-confirm>div{display:flex;gap:16px;align-items:center;flex-wrap:wrap}.category-delete-confirm .button{color:#a73f3f;border-color:#dfb7b7}@media(max-width:480px){.category-manager-actions .button,.category-delete-confirm .button{min-height:44px}.category-management-detail{padding-top:12px}}:root{font-family:HarmonyOS Sans SC,Microsoft YaHei UI,PingFang SC,Noto Sans CJK SC,sans-serif;color:#123b43;background:#f6f8f7;font-synthesis:none;text-rendering:optimizeLegibility;--ink: #123b43;--muted: #657b7d;--green: #137c65;--green-hover: #096550;--mint: #eaf5ef;--leaf: #cef3b8;--yellow: #ffc857;--line: #dde7e2;--surface: #fff;--canvas: #f6f8f7;--danger: #af4148;--radius: 18px;color-scheme:light}*{box-sizing:border-box}html{min-width:320px;scroll-behavior:smooth;scrollbar-gutter:stable}body{margin:0;background:var(--canvas);color:var(--ink);font-size:15px;line-height:1.65}button,input,select,textarea{font:inherit}button,a,summary,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit}button:disabled{cursor:not-allowed}a{color:var(--green);text-decoration:none}button,a{touch-action:manipulation}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--green);outline-offset:4px}input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #137c652b;border-color:var(--green)}svg{flex:0 0 auto;vertical-align:middle}img{max-width:100%}h1,h2,h3,h4,p{margin:0}h1,h2,h3,h4{font-weight:700;line-height:1.4}h1{font-size:34px;letter-spacing:-.8px}h2{font-size:23px;letter-spacing:-.35px}h3{font-size:17px}small{font-size:12px}fieldset{margin:0;padding:0;min-width:0;border:0}legend{padding:0}input:not([type=checkbox]):not([type=radio]):not([type=range]),select,textarea{width:100%;min-width:0;min-height:48px;padding:11px 14px;color:var(--ink);border:1px solid #cbdad3;border-radius:10px;background:#fff;line-height:1.5;transition:border-color .15s,box-shadow .15s}input::placeholder,textarea::placeholder{color:#8b9c9c}input:disabled,select:disabled,textarea:disabled{color:#7b8c8b;background:#f3f6f4;opacity:1}input[type=checkbox],input[type=radio]{accent-color:var(--green);width:18px;height:18px;flex:0 0 18px}input[type=range]{accent-color:var(--green);max-width:100%}textarea{resize:vertical;min-height:110px}.visually-hidden{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip-path:inset(50%)!important;white-space:nowrap!important;border:0!important}.skip-link{position:fixed;left:20px;top:-80px;z-index:1000;background:var(--ink);color:#fff;padding:12px 22px;border-radius:10px}.skip-link:focus{top:10px}.muted,.field-help,.form-footnote{color:var(--muted)}.field-help{font-size:12px;margin:8px 0 14px;line-height:1.8}.mono{font-variant-numeric:tabular-nums;letter-spacing:2px}.button{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:44px;border:1px solid #cbdad3;background:#fff;border-radius:10px;padding:10px 17px;font-size:14px;font-weight:600;line-height:1.5;text-decoration:none;transition:background .15s,border-color .15s,transform .15s}.button:hover:not(:disabled){background:var(--mint);border-color:var(--green)}.button.primary,.admin-button.primary{color:#fff;background:var(--green);border-color:var(--green)}.button.primary:hover:not(:disabled),.admin-button.primary:hover:not(:disabled){background:var(--green-hover);border-color:var(--green-hover)}.button:active:not(:disabled){transform:translateY(1px)}.button.danger{color:var(--danger);background:#fff4f4;border-color:#edc5c7}.button.danger:hover:not(:disabled){background:#fce6e7;border-color:var(--danger)}.button.danger-text,.danger-text{color:var(--danger)}.button:disabled{opacity:.48}.button.large{min-height:52px;padding:13px 23px;font-size:15px}.button.small{min-height:38px;padding:8px 12px;font-size:12px}.button.full,.full{width:100%}.text-button{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:42px;padding:6px 0;border:0;background:transparent;color:var(--green);font-size:13px;font-weight:600}.text-button:hover{text-decoration:underline;text-underline-offset:4px}.icon-button{width:42px;height:42px;min-width:42px;display:inline-flex;align-items:center;justify-content:center;border:1px solid transparent;border-radius:10px;color:var(--muted);background:transparent}.icon-button:hover:not(:disabled){background:var(--mint);color:var(--green)}.button-group,.modal-actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center}.modal-actions{justify-content:flex-end;margin-top:24px}.button.selected{color:var(--green);background:var(--mint);border-color:var(--green)}.tiny-status{width:7px;height:7px;display:inline-block;flex:0 0 auto;border-radius:50%;background:var(--green)}.spinner{width:18px;height:18px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:spin .8s linear infinite;display:inline-block}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.app-shell{min-height:100dvh}.site-header{position:relative;z-index:20;display:flex;align-items:center;gap:28px;padding:0 max(28px,calc((100vw - 1280px)/2));min-height:88px;background:#fff;border-bottom:1px solid var(--line)}.brand{display:inline-flex;gap:10px;align-items:center;flex:0 0 auto;color:var(--ink)}.brand-mark{display:grid;place-items:center;color:var(--green);width:42px;height:46px}.brand strong{display:block;font-size:22px;letter-spacing:-.5px;line-height:1.35}.brand small{display:block;font-size:11px;letter-spacing:2.5px;color:var(--muted);margin-top:3px}.main-nav{display:flex;align-items:stretch;gap:6px;margin:0 auto;align-self:stretch}.main-nav button{position:relative;white-space:nowrap;border:0;background:none;padding:0 14px;min-height:48px;color:#627777;font-size:14px}.main-nav button:hover{color:var(--green)}.main-nav button.selected{color:var(--green);font-weight:700}.main-nav button.selected:after{content:"";position:absolute;bottom:20px;left:14px;right:14px;height:3px;border-radius:3px;background:var(--green)}.header-account{display:flex;gap:8px;align-items:center;flex:0 0 auto;margin-left:auto}.account-name{max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px}.host-login{border-color:var(--green);color:var(--green);min-height:40px;padding:8px 18px}.in-room .main-nav{display:none}.in-room .header-account{margin-left:auto}.in-room .host-login{display:none}.nav-count{display:inline-grid;place-items:center;margin-left:6px;height:18px;min-width:18px;padding:0 4px;border-radius:9px;font-size:10px;background:#f9eecf;color:#806019}.avatar{display:inline-grid;place-items:center;width:42px;height:42px;flex:0 0 auto;border-radius:50%;background:var(--mint);color:var(--green);font-weight:700;font-size:16px}.avatar.small{height:32px;width:32px;font-size:12px}.main-content{max-width:1280px;padding:46px 32px 24px;margin:auto}.page-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:30px}.page-heading p{color:var(--muted);margin-top:10px;font-size:14px}.page-heading .eyebrow{display:none}.workspace-footer{display:flex;justify-content:center;align-items:center;gap:7px;font-size:11px;color:#839492;margin:40px 0 0;padding:18px 0;border-top:1px solid var(--line)}.page-loading{display:flex;justify-content:center;align-items:center;gap:12px;min-height:200px;color:var(--muted)}.lobby-main{display:grid;grid-template-columns:minmax(0,1fr) 420px;gap:70px;align-items:center;padding:30px 24px 54px 12px}.lobby-copy{padding:4px 0}.lobby-tag{color:var(--green);display:flex;align-items:center;gap:8px;font-size:12px;margin-bottom:24px}.lobby-copy h2{font-size:clamp(42px,4.3vw,62px);line-height:1.3;letter-spacing:-2px;font-weight:800}.lobby-description{font-size:17px;line-height:1.95;color:#637b7b;margin-top:24px}.lobby-actions{display:flex;align-items:center;flex-wrap:wrap;gap:25px;margin-top:30px}.lobby-host-note{font-size:11px;color:#81918e;margin-top:14px}.lobby-answer-motif{display:flex;align-items:center;gap:7px;margin-top:43px}.lobby-answer-motif>span{display:inline-flex;justify-content:center;align-items:center;width:33px;height:33px;border-radius:10px;border:1px solid #d6e5de;color:#7c948a;background:#fff;font-size:12px;font-weight:700}.lobby-answer-motif>span:nth-child(3){width:51px;background:var(--leaf);color:var(--green);border-color:#b5dba4;gap:5px}.lobby-answer-motif i{margin-left:9px;color:#86968f;font-size:10px;font-style:normal}.lobby-join .join-card{position:relative;padding:30px;border-top:4px solid var(--green);box-shadow:0 12px 48px #244a3c0b;border-radius:18px}.join-card .section-title{gap:10px;margin-bottom:8px}.join-card .section-title h2{font-size:27px}.join-card .section-title .square-icon{display:none}.join-card>.muted{font-size:12px;margin-bottom:24px}.join-card .field{margin-bottom:20px}.join-card .button.primary{min-height:49px;margin-top:4px}.join-footnote{display:flex;gap:6px;align-items:center;justify-content:center;font-size:11px;color:var(--muted);margin-top:18px}.code-entry{position:relative;width:100%;margin-top:1px}.code-slots{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:8px}.code-slots span{display:grid;place-items:center;height:58px;background:#f6f9f7;border:1px solid #d8e3dc;border-radius:9px;font-weight:700;font-size:25px;color:#c1d1c8;font-variant-numeric:tabular-nums}.code-slots span.filled{background:#fff;color:var(--ink)}.code-entry:focus-within .code-slots span{border-color:#89bba5}.code-entry:focus-within .code-slots span:not(.filled):first-of-type{border-color:var(--green)}.code-entry input.code-input:not([type=checkbox]):not([type=radio]):not([type=range]){position:absolute;inset:0;height:100%;color:transparent;caret-color:transparent;background:transparent;border:0;margin:0;padding:0;text-indent:-9999px}.code-entry input.code-input::placeholder{color:transparent}.code-entry input.code-input:focus-visible{outline:2px solid var(--green);outline-offset:5px;box-shadow:none;border-radius:7px}.join-info{display:flex;flex-wrap:wrap;gap:5px 12px;padding:11px 13px;margin:-4px 0 17px;border-radius:9px;background:var(--mint);font-size:11px;color:#627b6d}.join-info strong{font-weight:600;color:var(--green)}.join-lookup-error{margin-bottom:16px}.practice-entries{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.rooms-card~.practice-entries{margin-top:28px}.practice-entry.card{display:flex;align-items:center;gap:18px;padding:28px 24px;border:0;border-radius:0;background:transparent;text-align:left;box-shadow:none;transition:background .15s}.practice-entry:first-child{border-right:1px solid var(--line)}.practice-entry:hover{background:#eef5ef}.practice-entry-mark{width:54px;height:54px;flex:0 0 auto;border-radius:50%;display:grid;place-items:center;color:var(--green);background:#e1f0e5;font-size:27px}.practice-entry:nth-child(2) .practice-entry-mark{background:#f8efce;color:#8a681c}.practice-entry>span:nth-child(2){min-width:0}.practice-entry strong{display:block;font-size:20px;margin-bottom:4px}.practice-entry small{display:block;font-size:12px;color:var(--muted);font-weight:400}.practice-entry>span:last-child{margin-left:auto;font-size:22px;color:var(--green)}.lobby-bottom{display:flex;justify-content:space-between;gap:16px;padding:22px 24px 0;font-size:11px;color:#7d9189}.lobby-bottom>span{display:flex;align-items:center;gap:8px}.lobby+.workspace-footer{margin-top:24px}.auth-required{display:grid;grid-template-columns:1fr 420px;align-items:center;gap:60px;padding:40px}.auth-required-copy{color:var(--green)}.auth-required-copy h2{font-size:32px;margin:22px 0 16px}.auth-required-copy p{color:var(--muted);line-height:1.9}.auth-card{padding:32px;max-width:460px;margin:auto;width:100%}.auth-heading{margin-bottom:24px}.auth-heading .square-icon{display:none}.auth-heading h2{margin-bottom:8px}.auth-heading p{color:var(--muted);font-size:12px}.auth-tabs{margin-bottom:25px}.auth-card>.text-button{margin-top:9px}.form-footnote{font-size:11px;display:flex;align-items:center;gap:6px;margin-top:20px;line-height:1.7}.modal .auth-card{border:0;padding:0;box-shadow:none}.modal .auth-card .auth-heading h2{display:none}.modal .auth-card .auth-heading{margin-bottom:18px}.steps{list-style:none;padding:0;margin:0 0 28px}.steps li{display:flex;gap:16px;padding:18px 0}.steps li+li{border-top:1px solid var(--line)}.steps li>span{display:grid;place-items:center;width:31px;height:31px;flex:0 0 auto;border-radius:50%;background:var(--mint);color:var(--green);font-weight:700}.steps p{color:var(--muted);font-size:12px;margin-top:6px}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);min-width:0}.card.compact{padding:24px}.card-header{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;padding:25px 28px;border-bottom:1px solid var(--line)}.card-header h2{font-size:19px;display:flex;align-items:center;gap:10px}.card-header p{color:var(--muted);font-size:12px;margin-top:6px}.section-title{display:flex;align-items:center;gap:9px}.section-title h2{font-size:18px}.square-icon,.inline-icon,.stat-icon{display:inline-grid;place-items:center;width:40px;height:40px;background:var(--mint);color:var(--green);border-radius:12px;flex:0 0 auto}.square-icon.small,.inline-icon{width:31px;height:31px;border-radius:9px}.square-icon.amber,.stat-icon.amber{background:#fcf1cf;color:#896921}.badge{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:4px 10px;border-radius:6px;font-size:11px;font-weight:500;line-height:1.6;background:#edf2ef;color:#60766c}.badge.blue,.badge.green{background:#e4f3e9;color:#22664e}.badge.amber{background:#fff2d4;color:#89621c}.badge.gray{background:#edf2ef;color:#6a7b74}.field{display:flex;flex-direction:column;gap:8px;font-size:12px;font-weight:600;margin-bottom:20px;min-width:0}.field small{font-weight:400;color:var(--muted);font-size:11px}.field input,.field select,.field textarea{font-weight:400;font-size:14px}.form-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.input-unit{position:relative}.input-unit input{padding-right:45px!important}.input-unit>span{position:absolute;right:15px;top:13px;font-size:12px;color:var(--muted);font-weight:400}.segmented{display:flex;gap:4px;padding:4px;background:#f0f5f1;border:1px solid #e0e9e2;border-radius:10px}.segmented button{border:0;border-radius:7px;min-height:39px;flex:1;padding:8px 13px;background:transparent;color:var(--muted);font-size:13px}.segmented button.active{background:#fff;color:var(--green);font-weight:700;box-shadow:0 2px 5px #1c41250a}.notice{display:flex;align-items:flex-start;flex-wrap:wrap;gap:8px;padding:12px 16px;margin:16px 0;border:1px solid var(--line);border-radius:10px;font-size:12px;line-height:1.8}.notice.error{color:#9a3840;background:#fff3f3;border-color:#efcbd0}.notice.warning{color:#7d601d;background:#fff8e7;border-color:#efdeb0}.notice.info{color:#37694e;background:#eef7f0;border-color:#d4e8d7}.notice.success{color:#216445;background:#e9f6ed;border-color:#c3dfcb}.notice>svg{margin-top:2px}.empty{text-align:center;padding:42px 24px}.empty-icon{display:inline-grid;place-items:center;height:58px;width:58px;border-radius:50%;background:var(--mint);color:var(--green);margin-bottom:16px}.empty h3{font-size:16px}.empty p{color:var(--muted);font-size:12px;margin-top:9px}.modal{width:min(500px,calc(100vw - 32px));max-height:calc(100dvh - 40px);border:1px solid var(--line);padding:0;border-radius:20px;color:var(--ink);background:#fff;box-shadow:0 20px 90px #123b4329;overscroll-behavior:contain}.modal.wide{width:min(900px,calc(100vw - 40px))}.modal::backdrop,.admin-dialog::backdrop{background:#123b4359;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}body:has(dialog[open]){overflow:hidden}.modal-head{position:sticky;top:0;display:flex;align-items:center;justify-content:space-between;padding:20px 26px;background:#fff;border-bottom:1px solid var(--line);z-index:2}.modal-head h2{font-size:20px}.modal-body{padding:26px}.toast{position:fixed;bottom:28px;left:50%;transform:translate(-50%);z-index:100;display:flex;gap:9px;align-items:center;border:1px solid #a2cab5;padding:13px 23px;width:max-content;max-width:calc(100vw - 32px);background:#fff;border-radius:12px;color:var(--green);box-shadow:0 8px 36px #123b431a;font-size:13px}.stats-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-bottom:25px}.stat-card{display:flex;align-items:center;gap:14px;padding:22px;border:1px solid var(--line);border-radius:14px;background:#fff;text-align:left}.stat-card p{font-size:11px;color:var(--muted)}.stat-card strong{font-size:27px;font-weight:700;line-height:1.35}.stat-card strong small{font-size:11px;color:var(--muted);margin-left:6px;font-weight:400}.stat-note{font-size:10px;margin-left:auto;color:#84938b}.stat-link>svg{margin-left:auto}.stat-link:hover{border-color:#9ac1ac}.dashboard-grid{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:24px;align-items:start}.create-card>form{padding:28px}.create-footer{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;margin-top:24px}.create-footer>span{display:flex;align-items:center;gap:6px;color:var(--muted);font-size:11px}.dashboard-aside{display:grid;gap:20px}.quick-card{background:#eaf3e7;border-color:#d7e7d0}.quick-card .square-icon{background:#fff;margin-bottom:18px}.quick-card h2{font-size:19px}.quick-card p{color:#68806e;font-size:12px;margin:12px 0 22px;line-height:1.9}.small-guide h3{font-size:15px}.small-guide p{font-size:12px;color:var(--muted)}.soft-label{display:inline-flex;align-items:center;gap:6px;font-size:11px;color:var(--muted);margin-top:16px}.keyboard-preview{display:flex;gap:12px;align-items:center;margin:18px 0}.keyboard-preview>div{display:flex;gap:4px}.keyboard-preview>span{font-size:10px;color:#8e9c94}kbd{display:inline-grid;place-items:center;min-width:22px;min-height:25px;padding:2px 5px;border:1px solid #d4e0d7;border-bottom-width:3px;border-radius:5px;font:11px inherit;color:#647b6b;background:#fff}.question-source{display:flex;gap:12px;align-items:center;background:#f5f8f4;padding:17px;border-radius:11px;margin-top:22px}.question-source strong{font-size:12px}.question-source p{font-size:10px;color:var(--muted);margin-top:4px}.question-source>.text-button{margin-left:auto;white-space:nowrap;font-size:12px}.advanced-options,.round-options,.settings-inset,.room-settings{border:1px solid var(--line);border-radius:11px;margin:8px 0 20px;background:#fff}summary{cursor:pointer;font-size:12px;font-weight:600;padding:14px 16px;color:var(--green)}.advanced-body{border-top:1px solid var(--line);padding:22px 18px 4px}.room-settings{padding:0}.room-settings>:not(summary){margin:0 18px 18px}.mode-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.mode-option{display:flex;align-items:flex-start;gap:10px;text-align:left;border:1px solid var(--line);padding:15px;background:#fff;border-radius:10px}.mode-option.active{border-color:var(--green);background:#f0f8f1}.mode-option strong{font-size:12px;display:block}.mode-option div>span{font-size:10px;color:var(--muted);display:block;margin-top:4px;font-weight:400}.radio-dot{width:15px;height:15px;border:1px solid #a7bdb0;border-radius:50%;margin-top:3px;flex:0 0 auto}.active .radio-dot{border:4px solid var(--green)}.room-presets{margin-bottom:20px;padding-bottom:20px;border-bottom:1px solid var(--line)}.preset-heading,.roster-heading{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px}.preset-heading h3{font-size:14px}.preset-heading p,.preset-footer{color:var(--muted);font-size:11px;margin-top:8px}.preset-options{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.preset-option{display:flex;flex-direction:column;gap:5px;padding:13px 11px;text-align:left;border:1px solid var(--line);border-radius:8px;background:#fff}.preset-option:hover{background:var(--mint);border-color:var(--green)}.preset-option strong{font-size:12px}.preset-option span{color:var(--muted);font-size:10px}.choice-line,.stage-custom-toggle,.void-confirm,.practice-reading-choice{display:flex;align-items:flex-start;gap:10px;padding:12px 0;font-size:12px}.choice-line input,.stage-custom-toggle input,.void-confirm input,.practice-reading-choice input{margin-top:3px}.choice-line small{display:block;color:var(--muted);margin-top:4px}.choice-line.disabled{color:var(--muted)}.competition-settings,.reading-settings,.team-settings{border-top:1px solid var(--line);padding-top:20px;margin-top:20px}.settings-section-heading h3{font-size:14px;margin-bottom:7px}.team-edit-row,.stage-edit-row{display:grid;grid-template-columns:minmax(80px,1fr) 90px auto;gap:9px;margin:9px 0;align-items:center}.team-edit-row{grid-template-columns:minmax(0,1fr) auto}.stage-count-field{display:flex;align-items:center;gap:6px;font-size:11px}.stage-count-field input{min-height:40px!important;padding:8px!important}.stage-edit-list{padding:12px;background:#f4f8f4;border-radius:9px}.stage-edit-footer{display:flex;justify-content:space-between;flex-wrap:wrap;align-items:center;font-size:11px;color:var(--muted)}.stage-invalid{color:var(--danger)}.score-rule-preview,.team-lock-note{font-size:11px;color:var(--muted);background:#f4f8f4;padding:12px;border-radius:9px;margin-top:12px}.rooms-card{margin-top:28px;overflow:hidden}.heading-count{font-size:11px;padding:3px 8px;background:var(--mint);color:var(--green);border-radius:6px}.room-list{display:grid;grid-template-columns:1fr}.room-row{display:flex;align-items:center;gap:15px;width:100%;padding:22px 28px;border:0;border-bottom:1px solid var(--line);text-align:left;background:#fff}.room-row:last-child{border-bottom:0}.room-row:hover{background:#f6faf6}.room-icon{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:11px;background:#f3f1e8;color:#8f7431;flex:0 0 auto}.room-icon.live{color:var(--green);background:var(--mint)}.room-row-title{flex:1;min-width:0}.room-row-title strong{display:block;font-size:14px;overflow-wrap:anywhere}.room-row-title small{display:block;font-size:11px;color:var(--muted);margin-top:5px}.room-people{display:flex;align-items:center;gap:5px;color:var(--muted);font-size:12px;min-width:40px}.rooms-card>.button{margin:18px 28px}.bank-toolbar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px}.bank-heading{display:flex;align-items:center;justify-content:space-between;gap:16px}.bank-heading-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}.bank-quality-summary{display:flex;align-items:center;gap:16px;margin:0 0 18px;padding:10px 14px;background:var(--mint);border-radius:10px;font-size:13px}.bank-action-menu{position:fixed;left:auto;bottom:auto;margin:0;width:340px;max-width:calc(100vw - 32px);max-height:calc(100dvh - 32px);padding:8px;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:0 12px 40px #123b4326;overflow:auto}.bank-action-menu::backdrop{background:transparent}.bank-menu-heading{display:flex;align-items:center;justify-content:space-between;padding:4px 10px 8px;border-bottom:1px solid var(--line)}.bank-menu-options{display:grid;padding-top:6px}.bank-menu-options>button{display:flex;align-items:center;gap:12px;min-height:66px;width:100%;padding:12px;border:0;border-radius:9px;background:transparent;text-align:left}.bank-menu-options>button:hover{background:var(--mint)}.bank-menu-options>button:focus-visible{outline-offset:-3px}.bank-menu-options strong,.bank-menu-options small{display:block}.bank-menu-options strong{font-size:14px}.bank-menu-options small{margin-top:3px;color:var(--muted);font-size:12px;line-height:1.5}.quality-panel>p{margin:14px 0}.quality-panel ul{padding-left:20px}.quality-panel li{overflow-wrap:anywhere;margin:8px 0}.source-paper-question{display:grid;gap:18px;min-width:0}.source-paper-question .rich-content img{display:block;max-width:100%;height:auto;margin-inline:auto}.source-paper-question .rich-content figure{margin:10px 0}.source-paper-question>section{display:grid;gap:8px}@media(max-width:640px){.bank-heading{gap:8px;flex-wrap:wrap}.bank-heading h1{font-size:26px}.bank-heading-actions{gap:6px}.bank-heading-actions .button{min-height:44px;padding:9px 10px;font-size:13px}.bank-action-menu{inset:auto 0 0!important;width:100%;max-width:100%;max-height:85dvh;padding:12px 12px max(16px,env(safe-area-inset-bottom));border-radius:20px 20px 0 0;border-bottom:0}.bank-action-menu::backdrop{background:#123b4352}.bank-menu-options>button{min-height:72px}.bank-quality-summary{justify-content:space-between;gap:8px}}.bank-toolbar .bank-total{margin-left:auto;align-self:center;font-size:12px;color:var(--muted)}.bank-filters{display:flex;gap:10px;flex-wrap:wrap;padding:22px 25px;border-bottom:1px solid var(--line)}.bank-filters.bank-filter-bar{display:grid;grid-template-columns:minmax(0,2fr) minmax(135px,1fr) minmax(135px,1fr);gap:12px;align-items:end}.bank-filter-bar .bank-filter-search{min-width:0;width:100%}.bank-filter-bar .bank-filter-field{min-width:0;margin:0}.bank-filters.bank-filter-bar .bank-filter-field select{width:100%;min-width:0}.bank-filter-footer{grid-column:1 / -1;display:flex;align-items:baseline;flex-wrap:wrap;gap:12px;color:var(--muted);font-size:12px}.bank-filter-footer .bank-total{margin-right:auto;white-space:nowrap}.bank-more-filters summary{cursor:pointer;padding:4px 0}.bank-more-filters>div{padding-top:12px;width:220px;max-width:100%}.bank-more-filters[open]{flex-basis:100%;order:1}.bank-more-filters .field{margin-bottom:0}.bank-more-filters select{width:100%}@media(max-width:650px){.bank-filters.bank-filter-bar{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.bank-filter-bar .bank-filter-search{grid-column:1 / -1}}.bank-filters select{flex:1;min-width:110px;width:auto;font-size:12px}.search-input{position:relative;flex:2;min-width:220px}.search-input>svg{position:absolute;top:15px;left:13px;color:var(--muted)}.search-input input{padding-left:40px!important}.bank-list{padding:0 26px}.question-row{display:flex;align-items:center;gap:17px;width:100%;padding:24px 0;border:0;border-bottom:1px solid var(--line);background:#fff;text-align:left}.question-row:hover{background:#f8fbf5}.question-row:last-child{border-bottom:0}.bank-question-row{display:grid;grid-template-columns:24px minmax(0,1fr);align-items:start}.bank-question-row .question-number{padding-top:2px}.bank-question-row .question-summary{width:100%}.bank-question-row .question-meta{display:flex;align-items:center;flex-wrap:wrap;gap:8px 12px}.bank-question-row .question-meta .badge{margin-left:auto}.bank-question-stem{min-width:0;margin:0;font-size:16px;font-weight:500}.bank-question-row .rich-content figure{margin:14px 0}.bank-question-row .rich-content img{display:block;width:auto;height:auto;max-width:100%;max-height:230px;object-fit:contain}.bank-question-row .rich-content figcaption{display:none}.bank-question-options{display:grid;grid-template-columns:repeat(var(--option-columns,4),minmax(0,1fr));align-items:baseline;gap:16px 32px;font-size:14px}.bank-question-options>div{display:flex;width:100%;max-width:100%;gap:10px;align-items:baseline;min-width:0}.bank-question-options .rich-content{flex:1}.question-row.bank-question-row{display:block}.bank-question-header{display:grid;grid-template-columns:24px minmax(0,1fr) auto;align-items:baseline;gap:12px;margin-bottom:18px}.bank-question-header .question-number{padding:0}.bank-question-row .question-summary{padding-left:36px}@media(max-width:600px){.question-row.bank-question-row{display:block}.bank-question-row .question-meta{gap:6px 9px}.bank-question-row .question-meta .badge{margin-left:0}.bank-question-stem{font-size:15px}.bank-question-header{grid-template-columns:20px minmax(0,1fr) auto;gap:8px}.bank-question-row .question-summary{padding-left:28px}.bank-question-options{gap:14px 16px}.bank-question-row .rich-content img{max-height:190px}}.question-number{font-variant-numeric:tabular-nums;padding-top:3px;font-size:12px;color:#8c9e95}.question-summary{flex:1;min-width:0}.question-row h3{font-size:16px;line-height:1.7;margin:9px 0}.question-summary>strong{display:block;font-size:16px;line-height:1.7;margin:8px 0;font-weight:600}.question-summary>small{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;color:#809084;font-size:11px;line-height:1.9}.source-label{color:#83958a;font-size:10px;min-width:40px;text-align:right}.bank-total{font-size:11px;align-self:center;white-space:nowrap}.bank-pagination{display:flex;justify-content:space-between;align-items:center;gap:15px;padding:20px 26px;border-top:1px solid var(--line);color:var(--muted);font-size:11px}.quality-panel>.muted{font-size:11px;line-height:1.9;margin-top:8px}.question-row>.button-group{align-self:center;flex:0 0 auto}.question-meta{display:flex;gap:8px;flex-wrap:wrap;align-items:center;font-size:11px;color:var(--muted)}.question-summary>p{font-size:12px;color:var(--muted)}.tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}.tabs button{min-height:40px;border:1px solid var(--line);border-radius:8px;padding:8px 16px;background:#fff;color:var(--muted)}.tabs button.active{background:var(--mint);color:var(--green);border-color:var(--green)}.picker-top{display:flex;gap:12px;margin-bottom:18px;align-items:center;flex-wrap:wrap}.picker-list{max-height:50vh;overflow:auto}.picker-row{display:flex;align-items:flex-start;gap:12px;padding:15px;border:1px solid var(--line);border-radius:9px;margin-bottom:8px;font-size:13px}.picker-row input{margin-top:4px}.picker-row:has(input:checked){background:#eff8ef;border-color:#86b99b}.picker-row small{color:var(--muted);display:block;font-size:11px;margin-top:6px}.edit-options{display:grid;gap:10px;margin:18px 0}.edit-option{display:flex;align-items:center;gap:11px}.edit-option>span{font-weight:700;color:var(--green)}.edit-option input[type=radio]{margin:0}.editor-meta,.question-metadata-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.file-drop{position:relative;display:flex;flex-direction:column;align-items:center;gap:10px;padding:32px 18px;border:1px dashed #99b8a6;border-radius:12px;background:#f5faf4;font-size:13px}.file-drop input{width:100%;font-size:12px;margin-top:10px}.import-help,.import-result,.template-notes{font-size:12px;margin-top:18px;line-height:1.9;color:var(--muted)}.roster-import{margin:15px 0;padding:17px;border:1px solid var(--line);border-radius:10px}.roster-count{font-size:12px;color:var(--green)}.private-roster-list{list-style:none;padding:0;max-height:340px;overflow:auto}.private-roster-list li{display:flex;justify-content:space-between;gap:15px;padding:10px;border-bottom:1px solid var(--line);font-size:12px}.in-room .main-content{max-width:1320px;padding-top:28px}.in-room .site-header{min-height:70px}.in-room .main-nav button.selected:after{bottom:12px}.room-view{position:relative}.room-top{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:24px}.room-title-line{display:flex;gap:13px;align-items:center;min-width:0}.room-title-line h1{font-size:22px;overflow-wrap:anywhere}.back-button{background:#fff;border:1px solid var(--line)}.room-subline{display:flex;gap:16px;flex-wrap:wrap;font-size:11px;color:var(--muted);margin-top:5px}.connection{display:inline-flex;align-items:center;gap:5px}.connection.unstable .tiny-status{background:#d3a23a}.room-top-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap;justify-content:flex-end}.player-score-pill{display:flex;align-items:center;gap:8px;font-size:12px}.player-score-pill strong{color:#856010;font-size:19px}.player-score-pill small{font-size:10px;margin-left:3px;font-weight:400}.current-player-name{max-width:90px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.room-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:24px;align-items:start}.room-main,.room-aside{min-width:0}.room-aside{display:grid;gap:18px}.room-view:not([data-phase=waiting]) .room-layout{grid-template-columns:minmax(0,1fr) 280px}.room-view:not([data-phase=waiting]) .room-aside{grid-template-columns:minmax(0,1fr);align-items:start}.room-view:not([data-phase=waiting]) .room-aside>.fair-play-note{grid-column:1/-1}.room-secondary{grid-column:1/-1;min-width:0}.room-secondary>summary{width:fit-content;font-size:11px;padding:10px 0;color:var(--muted)}.room-secondary[open]{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.room-secondary[open]>summary{grid-column:1/-1}.room-secondary .fair-play-note{grid-column:1/-1}.room-view[data-phase=waiting] .room-secondary[open]{grid-template-columns:1fr}.room-view[data-phase=waiting] .room-secondary>summary{padding:0 0 12px}.room-accessibility:empty{display:none}.room-accessibility{margin-bottom:12px}.waiting-card{overflow:hidden}.waiting-top{text-align:center;padding:30px 28px}.waiting-top h2{font-size:27px;margin-top:22px}.waiting-top>p{color:var(--muted);font-size:13px;margin:10px 0 24px}.waiting-illustration{position:relative;width:115px;height:102px;margin:23px auto 12px}.illustration-center{display:grid;place-items:center;position:absolute;inset:10px 20px;background:#dff1d8;color:var(--green);border-radius:50%}.illustration-orbit{display:none}.float-letter{position:absolute;display:grid;place-items:center;width:27px;height:27px;background:#fff;border:1px solid var(--line);border-radius:8px;color:var(--green);font-weight:700;font-size:12px}.letter-a{left:0;top:0;transform:rotate(-10deg)}.letter-b{right:0;top:18px;transform:rotate(12deg);background:#fff1c7}.letter-c{left:5px;bottom:0}.round-info{display:flex;gap:16px;justify-content:center;align-items:center;font-size:11px;color:var(--muted);flex-wrap:wrap}.round-info span{display:inline-flex;align-items:center;gap:6px}.round-info i{width:1px;height:12px;background:var(--line)}.waiting-actions{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:12px;padding:24px;border-top:1px solid var(--line);background:#fbfcfa}.waiting-actions>.muted{flex-basis:100%;text-align:center;font-size:11px}.invitation-card{padding:22px;text-align:center}.invitation-card .section-title{justify-content:center}.invitation-card .section-title h2{font-size:16px}.invitation-card>.muted{margin-top:8px;font-size:11px}.qr-wrap{display:flex;justify-content:center;margin:18px 0 8px}.qr-wrap img{border-radius:10px;border:1px solid var(--line)}.room-code-display{font-size:31px;font-weight:800;letter-spacing:5px;margin:3px 0 18px;font-variant-numeric:tabular-nums}.invitation-card .button{margin-bottom:8px}.join-url{font-size:10px!important;min-height:34px!important;background:#f7faf6!important;padding:7px 9px!important}.network-note{display:flex;gap:5px;text-align:left;font-size:10px;color:var(--muted);margin-top:14px;line-height:1.8}.network-note svg{margin-top:3px}.question-stage{position:relative;overflow:visible;border-radius:20px;border-color:#d3e2d8}.question-progress{display:flex;align-items:center;gap:22px;padding:23px 34px 0;font-size:12px;color:var(--muted)}.question-progress>span:first-child{white-space:nowrap}.question-progress>span:first-child strong{color:var(--ink);font-size:16px}.progress-track{height:4px;flex:1;border-radius:3px;overflow:hidden;background:#edf3ec}.progress-track>span{display:block;height:100%;border-radius:inherit;background:#a9cc9d;transition:width .2s}.countdown{display:inline-flex;align-items:baseline;justify-content:center;gap:3px;width:80px;height:80px;border:5px solid var(--yellow);border-left-color:#cce5d7;border-radius:50%;line-height:70px;color:var(--ink);font-size:12px;flex:0 0 auto;font-variant-numeric:tabular-nums}.countdown>svg{display:none}.countdown strong{font-size:32px;font-weight:750}.countdown small{font-size:10px}.countdown.urgent{border-color:#efb6a3;border-left-color:#db6f50;color:#a5412b}.question-content{padding:8px 40px 25px}.question-tags{display:flex;gap:9px;align-items:center;flex-wrap:wrap;color:var(--muted);font-size:11px;margin-bottom:10px}.question-tags .badge{font-size:10px}.question-heading{position:relative;display:flex;align-items:flex-start;gap:12px;margin:12px 0 32px}.question-heading h2{font-size:clamp(25px,2.8vw,37px);line-height:1.65;letter-spacing:-.6px;font-weight:700;text-wrap:pretty;overflow-wrap:anywhere;flex:1}.host-view .question-heading{text-align:center;margin:14px 0 38px}.host-view .question-heading h2{padding-left:50px}.answer-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.answer-option{position:relative;display:flex;align-items:center;gap:16px;min-height:86px;padding:19px 23px;border:1px solid #cfddd3;border-radius:12px;background:#fff;color:var(--ink);text-align:left;font-size:20px;line-height:1.6;transition:background .15s,border-color .15s,box-shadow .15s;overflow-wrap:anywhere}.answer-option>span:nth-child(2){flex:1;min-width:0}.answer-option:not(:disabled):hover{background:#f5faf0;border-color:#92ba99;box-shadow:0 0 0 2px #137c650b}.option-letter{display:grid;place-items:center;width:36px;height:36px;flex:0 0 36px;border-radius:50%;background:#fff0be;color:#69551a;font-weight:700;font-size:18px}.answer-option:nth-child(2) .option-letter{background:#e4edcc;color:#4d6829}.answer-option:nth-child(3) .option-letter{background:#cef0b6;color:#38643b}.answer-option:nth-child(4) .option-letter{background:#d8eddf;color:#386452}.answer-option:disabled{cursor:default;opacity:1}.answer-option.chosen{background:#e5f6d8;border-color:var(--green);box-shadow:inset 0 0 0 1px var(--green)}.answer-option.chosen .option-letter{background:#b8df9d;color:#245735}.answer-option.is-correct{background:#e6f6e9;border-color:#4d9767;color:#286240}.answer-option.is-wrong{background:#fff0ed;border-color:#dc9d8e;color:#973d36}.answer-option.is-wrong .option-letter{background:#f7d6cf;color:#973d36}.answer-check{color:var(--green);display:grid;place-items:center}.answer-status{display:flex;gap:8px;align-items:center;justify-content:center;font-size:12px;color:#6e8374;min-height:48px;margin-top:20px;text-align:center}.answer-status:has(.answer-check),.answer-status:has(svg){background:#f3f7f2;border-radius:9px;padding:10px 14px}.reading-notice{margin:4px 0 22px;font-size:11px}.answer-explanation{display:flex;gap:12px;padding:19px;margin-top:24px;background:#f0f7ed;border-radius:12px;font-size:13px}.answer-explanation p{color:#647a64;margin-top:7px;line-height:1.9}.explanation-mark{color:var(--green);padding-top:2px}.question-stage.reading .answer-option{background:#fafcf8}.question-stage.reading .option-letter{opacity:.7}.question-stage.distribution .answer-option{background:#f8faf6}.large-text .question-heading h2{font-size:clamp(32px,3.8vw,48px)}.large-text .answer-option{font-size:25px;min-height:106px}.room-view:fullscreen{background:var(--canvas);padding:30px 5vw;overflow:auto}.room-view:fullscreen .room-top{max-width:1360px;margin:0 auto 25px}.room-view:fullscreen .room-layout{max-width:1360px;margin:auto}.room-view:fullscreen .question-heading h2{font-size:clamp(30px,3.5vw,54px)}.room-view:fullscreen .answer-option{min-height:100px;font-size:27px}.host-controls{margin-top:20px;padding:22px 25px}.host-control-panel{margin-top:14px;padding-top:16px;border-top:1px solid var(--line)}.host-controls h3{font-size:15px}.host-controls p,.host-audit{font-size:11px;color:var(--muted);margin-top:8px}.host-controls .button-group{margin-top:14px}.pause-notice{background:#fff5da;border:1px solid #ebd99b;padding:15px 20px;border-radius:11px;margin-bottom:18px;font-size:13px}.void-summary{font-size:11px;color:var(--muted);margin-top:12px}.local-setup-card{padding:22px;margin-top:22px}.local-setup-heading{display:flex;gap:12px;align-items:center}.local-setup-heading h3{font-size:15px}.local-setup-heading p{color:var(--muted);font-size:11px;margin-top:4px}.local-setup-heading .button{margin-left:auto;flex:0 0 auto}.local-form{margin-top:22px}.local-play-section{margin-top:24px}.local-play-title{display:flex;align-items:center;gap:8px;margin-bottom:14px}.local-play-title h3{font-size:15px}.local-play-title>span{margin-left:auto;color:var(--muted);font-size:11px}.local-player-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.local-player{padding:20px;border:1px solid var(--line);border-radius:14px;background:#fff}.local-player-head{display:flex;align-items:center;gap:10px;font-size:14px;margin-bottom:16px}.local-score{margin-left:auto;color:#866312;font-size:20px;font-weight:700}.local-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.local-option{display:flex;gap:8px;align-items:center;padding:12px;min-height:50px;border:1px solid var(--line);border-radius:9px;background:#fff;text-align:left;font-size:13px}.local-option.chosen{background:#e7f4de;border-color:var(--green)}.local-option.is-correct{background:#e5f5e8;border-color:#61a077}.local-option.is-wrong{background:#fff0ed;border-color:#dc9d8e}.local-status,.keyboard-wait{font-size:11px;color:var(--muted);margin-top:14px}.leaderboard{overflow:hidden}.leaderboard .card-header{padding:18px 20px}.leaderboard .card-header h2{font-size:16px}.leaderboard ol{list-style:none;padding:0;margin:0}.leaderboard li{display:flex;gap:12px;align-items:center;padding:15px 20px;border-bottom:1px solid #edf2ed}.leaderboard li:last-child{border-bottom:0}.leaderboard li>span:first-child{font-size:12px;color:#91a392;min-width:20px}.leaderboard li:first-child>span:first-child{color:#9b741e}.leaderboard li.me{background:#f2f8ef}.leader-name{flex:1;min-width:0}.leader-name strong{display:block;font-size:12px;overflow-wrap:anywhere}.leader-name small{font-size:10px;color:var(--muted)}.leader-score{font-weight:700;font-size:16px;color:#80611a}.leader-score small{font-size:10px;font-weight:400;margin-left:4px}.leader-score-group{display:flex;gap:10px;align-items:center}.leader-empty,.leader-footnote{font-size:11px;color:var(--muted);padding:20px;line-height:1.9}.fair-play-note{display:flex;gap:9px;color:#8a9b8c;padding:8px 3px;font-size:10px}.fair-play-note>svg{margin-top:4px}.fair-play-note strong{color:#657d67;font-size:11px}.fair-play-note p{margin-top:5px}.distribution-panel{padding:22px 0 3px;margin-top:20px;border-top:1px solid var(--line)}.distribution-heading{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px}.distribution-heading>span,.distribution-note{color:var(--muted);font-size:10px}.distribution-bars{display:grid;gap:11px;margin:17px 0}.distribution-row{display:flex;gap:12px;align-items:center;font-size:11px}.distribution-label{min-width:35px}.distribution-label small{color:var(--green);margin-left:5px;font-size:10px}.distribution-meter{flex:1;height:20px;background:#eef3ec;border-radius:5px;overflow:hidden}.distribution-meter>span{height:100%;display:block;background:#b4cdb5;border-radius:5px}.distribution-correct .distribution-meter>span{background:#84b28d}.distribution-value{min-width:75px;text-align:right;font-size:11px;color:var(--muted)}.distribution-pending{padding:12px;background:var(--canvas);border-radius:9px;font-size:11px;margin-top:14px}.stage-progress{padding:15px;font-size:12px}.stage-progress-list{display:flex;gap:12px;flex-wrap:wrap;list-style:none;padding:0}.stage-step{display:flex;gap:8px;align-items:center;flex:1}.stage-step-number{display:grid;place-items:center;width:27px;height:27px;flex:0 0 auto;border-radius:50%;background:#eef3ec}.stage-step.current .stage-step-number{background:var(--green);color:#fff}.stage-step small{display:block;color:var(--muted);font-size:10px}.stage-preview{font-size:11px;color:var(--muted);margin-top:12px}.stage-preview{display:flex;gap:10px;flex-wrap:wrap}.stage-preview>span{display:flex;gap:6px;padding:9px 11px;border:1px solid var(--line);border-radius:8px;background:#f5f8f1;flex:1;white-space:nowrap}.stage-preview small{color:#99aa91;font-size:10px}.stage-preview strong{color:var(--ink);font-size:11px}.room-view>.round-options{border:0;background:transparent;margin-bottom:16px}.room-view>.round-options>summary{padding:7px 0}.host-feedback{border:0;background:transparent;margin:12px 0}.host-feedback>summary{padding:8px 0;font-size:11px;color:var(--muted)}.host-feedback>.card>p{font-size:11px;margin-top:10px}.team-leaderboard{padding:20px}.team-leaderboard h2{font-size:17px;margin-bottom:14px}.team-leaderboard ol{list-style:none;margin:0;padding:0}.team-leaderboard li{display:flex;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid var(--line);font-size:13px}.team-rank{color:var(--muted);min-width:22px}.team-score-main{margin-left:auto;text-align:right}.team-score-main strong{font-size:17px;color:#886219}.team-score-main small,.team-score-note,.team-rule{font-size:10px;color:var(--muted)}.team-average{font-size:12px}.team-rule{margin-top:14px}.rank-change{font-size:10px;color:var(--muted)}.rank-change.up{color:var(--green)}.rank-change.down{color:#b76747}.round-summary{text-align:center;padding:30px 20px}.round-summary h2{font-size:29px;margin:10px 0}.round-summary p{font-size:13px;color:var(--muted)}.standings-grid,.results-boards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;margin-top:22px}.round-phase-wait{font-size:12px;margin-top:18px;color:var(--green)}.results-card{padding:35px 28px;text-align:center;border-top:4px solid var(--yellow)}.result-trophy{display:grid;place-items:center;width:72px;height:72px;margin:0 auto 20px;background:#fff1c8;color:#917123;border-radius:50%}.results-card>h2{font-size:31px}.results-card>p{color:var(--muted);font-size:13px;margin-top:10px}.winner{padding:22px;background:#fbf5df;border:1px solid #eee1b2;border-radius:13px;display:flex;align-items:center;flex-direction:column;margin:25px auto;max-width:420px}.winner-caption{font-size:11px;color:#887242}.winner>strong{font-size:23px;margin:10px 0}.winner>span:last-child{font-size:31px;color:#8f6a1b;font-weight:700}.winner small{font-size:11px;font-weight:400;margin-left:5px}.result-footnote{font-size:11px;color:var(--muted);margin-top:24px}.results-boards{text-align:left}.question-speech{display:flex;align-items:center;gap:5px;position:relative;padding-top:8px;flex:0 0 auto}.speaker-toggle,.sound-toggle{display:inline-grid;place-items:center;min-height:36px;min-width:36px;border:1px solid var(--line);border-radius:50%;background:#fff;color:var(--green)}.speaker-toggle[aria-pressed=true],.sound-toggle[aria-pressed=true]{background:var(--mint)}.speech-replay{min-height:32px;background:transparent;border:0;font-size:11px;color:var(--green)}.speech-error{max-width:210px;font-size:10px;color:#946323}.speech-controls{margin-bottom:16px;font-size:11px}.speech-controls[data-mode=off]{display:none}.speech-buttons{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.stage-lighting,.stage-orbit{display:none}.stage-effects{position:static}.stage-tools{position:relative;z-index:12}.stage-tools>summary{display:grid;place-items:center;list-style:none;padding:0;height:36px;width:36px;border-radius:50%;color:var(--muted);font-size:21px;border:1px solid var(--line);background:#fff}.stage-tools>summary::-webkit-details-marker{display:none}.stage-tools>.stage-controls{position:absolute;right:0;top:calc(100% + 8px);min-width:220px;padding:14px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 10px 35px #123b431c;display:grid;gap:8px;text-align:left}.stage-settings>summary{padding:9px 0}.stage-settings-panel{display:grid;gap:12px;font-size:11px;padding:10px 0 0}.stage-settings-panel label{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.stage-compact-notice{position:fixed;z-index:40;bottom:24px;left:50%;transform:translate(-50%);font-size:13px;padding:10px 20px;border-radius:12px;color:var(--green);background:#fff;box-shadow:0 5px 20px #123b4315;border:1px solid #c7dec7}.stage-compact-notice:empty{display:none}.stage-compact-notice.stage-score-pop{bottom:auto}.stage-message{font-size:11px;color:#986825;margin-bottom:14px}.stage-confetti{position:fixed;top:0;left:0;width:100%;height:220px;pointer-events:none;overflow:hidden;z-index:35}.stage-confetti i{position:absolute;top:-15px;left:var(--x);width:6px;height:9px;background:var(--color);border-radius:2px;animation:quiz-confetti 1.8s var(--delay) ease-in forwards}@keyframes quiz-confetti{to{transform:translateY(230px) rotate(var(--turn));opacity:0}}.stage-effects[data-reduced=on] .stage-confetti{display:none}.practice-setup-layout{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:25px;align-items:start}.practice-setup form{padding:28px}.practice-settings-note{margin-top:-4px}.practice-reading-choice{margin:10px 0 22px}.practice-reading-choice small{display:block;font-weight:400;margin-top:5px;color:var(--muted);font-size:11px}.practice-guide{padding:26px;background:#edf4e8;border-color:#dce6d2}.practice-guide h2{font-size:22px;margin:20px 0 17px}.practice-guide ul{margin:0;padding-left:17px;color:#687e69;font-size:12px;line-height:1.95}.practice-guide li{margin-bottom:12px}.practice-guide>p{color:var(--green);font-size:11px;margin-top:20px;padding-top:17px;border-top:1px solid #d5e2ce}.practice-session-bar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 0;margin-bottom:18px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.broadcast-score{display:flex;align-items:center;gap:10px;font-size:12px}.broadcast-score strong{font-size:26px;color:#8c681d}.broadcast-score small{font-size:10px}.practice-more{position:relative}.practice-more>summary{border:1px solid var(--line);border-radius:9px;background:#fff;padding:10px 12px;min-height:38px}.practice-more .button-group{position:absolute;right:0;top:100%;z-index:10;width:190px;padding:13px;margin-top:8px;border:1px solid var(--line);border-radius:11px;background:#fff;box-shadow:0 8px 25px #123b4317}.practice-more .button{width:100%}.broadcast-back{display:inline-flex;gap:7px;align-items:center;min-height:44px;padding:7px 0;border:0;background:transparent;color:var(--green);font-size:12px}.practice-play-layout{display:grid;grid-template-columns:minmax(0,1fr) 245px;gap:22px;align-items:start}.practice-score{padding:22px}.practice-score h2{font-size:16px;margin-bottom:20px}.practice-player{display:flex;gap:9px;align-items:center;margin:16px 0}.practice-player .avatar{height:32px;width:32px;font-size:12px}.practice-player div strong{display:block;font-size:12px}.practice-player small{font-size:10px;display:block;color:var(--muted)}.practice-player b{font-size:22px;color:#8c681d;margin-left:auto;text-align:right}.practice-player b small{display:inline;font-weight:400;font-size:9px;margin-left:3px}.practice-next{display:flex;gap:14px;justify-content:flex-end;align-items:center;padding:22px;margin-top:18px;border-radius:13px;background:#eaf3e4}.practice-next p{font-size:12px;color:#668063}.practice-next strong{display:block;color:#315f39;font-size:13px;margin-bottom:6px}.practice-answer-icon{font-size:19px;color:inherit}.practice-round-result{font-size:12px;color:var(--green);padding-top:18px;display:flex;flex-direction:column;gap:6px}.practice-round-result>span{color:var(--muted);font-size:11px}.practice-footer{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:26px;padding:18px 0;font-size:10px;color:var(--muted)}.practice-footer .text-button{font-size:10px}.practice-restore{padding:30px}.practice-restore h2{margin-bottom:14px}.practice-restore p{font-size:13px;color:var(--muted);margin-bottom:16px}.practice-results{display:grid;gap:25px}.practice-result-hero{padding:35px 30px;border-top:4px solid var(--yellow)}.practice-result-hero h2{font-size:28px;margin:17px 0 12px}.practice-result-hero>p{color:var(--muted);font-size:12px}.practice-result-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));margin:28px 0;gap:22px}.practice-result-stats strong{display:block;font-size:35px;color:#87631a;font-variant-numeric:tabular-nums}.practice-result-stats strong small{font-size:15px}.practice-result-stats span{font-size:11px;color:var(--muted)}.practice-perfect-note{margin-top:15px}.practice-review>ol{list-style:none;margin:0;padding:0 28px}.practice-review li{padding:27px 0;border-bottom:1px solid var(--line)}.practice-review li:last-child{border-bottom:0}.practice-review-heading{display:flex;gap:12px;align-items:center;font-size:11px;color:var(--muted)}.practice-review-heading>span:last-child{margin-left:auto}.practice-review h3{margin:15px 0;font-size:18px}.practice-review li>p{font-size:12px;color:var(--muted);margin-top:8px}.practice-review-filter{display:flex;align-items:center;gap:6px;font-size:11px;white-space:nowrap}.practice-review-explanation{background:#f5f8f2;padding:15px;border-radius:9px;margin-top:15px!important}.practice-review-voided{opacity:.65}.practice-review-empty{padding:30px;font-size:12px;color:var(--muted)}.wrong-choice{color:var(--danger);background:#fff2ee;padding:12px 15px;border-radius:9px;font-size:13px}.correct-choice{color:var(--green);padding:18px 0 10px;font-size:14px}.wrong-explanation{font-size:13px;line-height:1.9;color:var(--muted)}.admin-root,.admin-shell,.admin-auth{background:var(--canvas);color:var(--ink)}.admin-header{background:#fff;border-bottom-color:var(--line)}.admin-header .admin-brand,.admin-brand{color:var(--ink)}.admin-root a{color:var(--green)}.admin-tabs button[aria-selected=true]{color:var(--green);border-bottom-color:var(--green)}.admin-sidebar{background:#fff;border-color:var(--line)}.admin-sidebar nav button[aria-current=page]{background:var(--mint);color:var(--green)}.admin-sidebar nav button:hover{background:#f2f7ef;color:var(--green)}.admin-card,.admin-metric,.admin-login{border-color:var(--line);border-radius:14px;background:#fff}.admin-metric>strong{color:var(--green)}.admin-button{border-color:#c6d8cb;border-radius:8px;min-height:40px}.admin-error{background:#fff0f0;border-color:#ecc7ca;color:var(--danger)}.admin-warning{background:#fff7e0;border-color:#ead9a5;color:#85611d}.admin-notice,.admin-pill{background:var(--mint);color:var(--green)}.admin-root th{background:#f0f5ed;color:var(--muted)}.admin-root td{border-color:var(--line)}.learning-panel{border-color:var(--line);border-radius:13px}.learning-panel-header{background:#f3f8ee}.learning-note,.learning-disclaimer{color:var(--muted)}.learning-upload{background:#f6faf3;border-color:#a8c5af}.learning-layout{min-width:0}.learning-source-row.active{background:#f1f8ee;border-color:#9ac2a2}.learning-citation{background:#f2f7ee;border-left-color:#a1c49e}.learning-citation strong,.learning-source-segment strong,.learning-change dt{color:#6d866a}.learning-change{background:#f2f7ee}.learning-source-preview{background:#fbfdf9}.learning-source-preview:focus-visible{outline-color:var(--green)}.learning-disclaimer{border-left-color:#c3d7bc}@media(max-width:1100px){.site-header{padding:0 24px;gap:14px}.main-nav{gap:0}.main-nav button{padding:0 10px;font-size:12px}.main-nav button.selected:after{left:10px;right:10px}.brand strong{font-size:20px}.brand small{font-size:10px}.account-name{max-width:80px}.lobby-main{grid-template-columns:minmax(0,1fr) 380px;gap:35px;padding-left:0;padding-right:0}.lobby-copy h2{font-size:47px}.lobby-description{font-size:15px}.lobby-answer-motif i,.stat-note{display:none}.dashboard-grid,.practice-setup-layout{grid-template-columns:minmax(0,1fr) 260px;gap:20px}.practice-play-layout{grid-template-columns:1fr}.practice-score{display:flex;flex-wrap:wrap;align-items:center;gap:12px 24px}.practice-score h2{margin:0}.practice-player{margin:0;gap:12px;min-width:145px}.room-layout{grid-template-columns:minmax(0,1fr) 250px;gap:20px}.question-content{padding:10px 28px 24px}.answer-option{font-size:18px}}@media(max-width:860px){.site-header{flex-wrap:wrap;padding:17px 24px 0;min-height:116px;gap:12px}.header-account{margin-left:auto}.main-nav{order:3;flex-basis:100%;justify-content:center;align-self:auto;overflow-x:auto;scrollbar-width:none;margin:0}.main-nav button{padding:14px 18px;min-height:46px;font-size:13px}.main-nav button.selected:after,.in-room .main-nav button.selected:after{bottom:0;left:18px;right:18px}.main-content{padding:30px 24px 18px}.lobby-main{grid-template-columns:minmax(0,1fr) 345px;gap:24px;padding-top:15px;padding-bottom:36px}.lobby-copy h2{font-size:38px;letter-spacing:-1.5px}.lobby-actions{gap:8px 16px;margin-top:22px}.lobby-actions .button.large{padding:12px 16px;font-size:13px}.lobby-description{margin-top:17px;font-size:13px}.lobby-host-note{font-size:10px}.lobby-answer-motif{margin-top:25px}.lobby-join .join-card{padding:25px}.lobby-tag{margin-bottom:18px;font-size:10px}.code-slots{gap:6px}.code-slots span{height:52px;font-size:23px}.practice-entry.card{padding:22px 16px;gap:12px}.practice-entry strong{font-size:17px}.practice-entry small{font-size:10px}.practice-entry-mark{height:45px;width:45px;font-size:23px}.lobby-bottom{padding-left:0;padding-right:0;font-size:10px}.stats-grid{gap:12px}.stat-card{padding:17px;gap:10px}.stat-card strong{font-size:24px}.stat-icon{height:32px;width:32px;border-radius:9px}.dashboard-grid,.practice-setup-layout,.room-layout{grid-template-columns:1fr}.dashboard-aside{grid-template-columns:repeat(2,minmax(0,1fr))}.quick-card{padding:22px}.quick-card>.square-icon{display:none}.quick-card p{margin:10px 0 14px}.quick-card p br{display:none}.practice-guide h2{font-size:20px;margin:14px 0}.practice-guide ul{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 30px}.room-aside{grid-template-columns:repeat(2,minmax(0,1fr))}.room-aside .fair-play-note{grid-column:1/-1}.room-top{align-items:flex-start;gap:14px}.room-top-actions{max-width:250px}.question-heading h2{font-size:30px}.auth-required{padding:20px 0;grid-template-columns:minmax(0,1fr) 360px;gap:25px}.auth-required-copy h2{font-size:24px}.room-view:fullscreen{padding:20px}}@media(max-width:640px){html{scrollbar-gutter:auto}body{font-size:14px}h1{font-size:27px}.site-header{padding:14px 20px 0;gap:10px}.brand{gap:6px}.brand-mark{width:31px;height:35px}.brand-mark svg{width:26px}.brand strong{font-size:20px}.brand small{letter-spacing:2px;font-size:9px;margin-top:1px}.host-login{font-size:11px;padding:8px 12px;min-height:36px}.button.small,.host-login{min-height:44px}.header-account{gap:5px}.header-account .avatar{display:none}.account-name{font-size:11px;max-width:85px}.header-account .icon-button{width:36px;min-width:36px;height:36px}.main-nav{justify-content:flex-start;margin:0 -6px;flex-basis:calc(100% + 12px)}.main-nav button{font-size:11px;padding:12px 11px;flex:1}.main-nav button.selected:after,.in-room .main-nav button.selected:after{left:10px;right:10px}.site-header:has(.main-nav>:only-child){min-height:74px;padding-top:14px;padding-bottom:14px;flex-wrap:nowrap}.site-header:not(:has(.main-nav)){min-height:74px;padding-top:14px;padding-bottom:14px;flex-wrap:nowrap}.main-nav:has(>:only-child){order:initial;flex-basis:auto;margin:0 auto;align-self:stretch}.main-nav:has(>:only-child) button{padding:0 9px}.main-content{padding:25px 20px 18px}.lobby-main{display:flex;flex-direction:column;align-items:stretch;gap:27px;padding:0 0 30px}.lobby-copy{padding:2px 4px 0}.lobby-tag{margin-bottom:13px;font-size:10px}.lobby-copy h2{font-size:38px;line-height:1.32;letter-spacing:-1.2px}.lobby-description{margin-top:14px;font-size:12px;line-height:1.85}.desktop-break{display:none}.lobby-actions{margin-top:19px;gap:18px}.lobby-actions .button.large{min-height:44px;padding:11px 16px;font-size:12px}.lobby-actions .text-button{font-size:11px}.lobby-host-note{margin-top:10px;font-size:9px}.lobby-answer-motif{display:none}.lobby-join .join-card{padding:24px;border-radius:16px}.join-card .section-title h2{font-size:24px}.join-card>.muted{font-size:11px;margin-bottom:20px}.code-slots{gap:7px}.code-slots span{min-height:54px;font-size:24px}.join-card .field{margin-bottom:19px}.join-card input:not(.code-input){font-size:16px}.join-footnote{font-size:10px;margin-top:16px}.practice-entries{grid-template-columns:1fr}.practice-entry.card{padding:22px 5px;gap:14px}.practice-entry:first-child{border-right:0;border-bottom:1px solid var(--line)}.practice-entry strong{font-size:18px}.practice-entry small{font-size:11px}.practice-entry-mark{width:48px;height:48px}.lobby-bottom{justify-content:center;padding-top:20px}.lobby-bottom>span:first-child{display:none}.workspace-footer{margin-top:24px;font-size:9px;line-height:1.9;text-align:center}.workspace-footer svg{display:none}.page-heading{flex-wrap:wrap;gap:14px;margin-bottom:23px}.page-heading p{font-size:12px;margin-top:8px}.page-heading>.button{font-size:11px;min-height:38px;padding:7px 12px}.auth-required{display:block;padding:0}.auth-required-copy{padding:0 0 25px}.auth-required-copy>svg{display:none}.auth-required-copy h2{font-size:22px;margin-top:0}.auth-required-copy p{font-size:12px}.auth-required-copy br{display:none}.auth-card{padding:24px}.field{font-size:12px;margin-bottom:18px}.field input,.field select,.field textarea{font-size:16px}.field small{font-size:10px}.form-columns{gap:13px}.card-header{padding:21px 20px;gap:12px}.card-header h2{font-size:17px}.card-header p{font-size:11px}.stats-grid{gap:8px;margin-bottom:20px}.stat-card{flex-direction:column;align-items:flex-start;padding:14px 12px;gap:8px;border-radius:11px}.stat-icon{width:28px;height:28px;border-radius:8px}.stat-icon svg{width:15px}.stat-card p{font-size:9px}.stat-card strong{font-size:24px}.stat-card strong small{margin-left:3px;font-size:9px}.stat-link>svg{display:none}.dashboard-grid{gap:20px}.create-card>form,.practice-setup form{padding:22px 20px}.dashboard-aside{grid-template-columns:1fr}.dashboard-aside .quick-card{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.quick-card h2{font-size:16px}.quick-card p{flex:1;min-width:170px;margin:0;font-size:11px}.quick-card .button{font-size:12px}.small-guide{display:none}.create-footer{gap:14px}.create-footer .button{width:100%}.create-footer>span{font-size:10px}.advanced-body{padding:17px 13px 2px}.mode-options{grid-template-columns:1fr;gap:9px}.mode-option{padding:12px}.preset-options{grid-template-columns:1fr}.preset-option{flex-direction:row;justify-content:space-between;align-items:center;padding:12px}.question-source{flex-wrap:wrap;padding:14px;gap:9px}.question-source>.square-icon{display:none}.question-source p{font-size:10px}.question-source>.text-button{font-size:11px}.room-row{padding:18px;gap:11px;flex-wrap:wrap}.room-icon{width:34px;height:34px;border-radius:9px}.room-row-title{min-width:160px}.room-row-title strong{font-size:13px}.room-row-title small{font-size:10px}.room-row>.badge{margin-left:45px}.room-people{margin-left:auto;min-width:30px}.room-row>svg:last-child{display:none}.bank-toolbar{gap:8px}.bank-toolbar .button{font-size:11px;padding:9px 12px}.bank-toolbar .bank-total{font-size:10px}.bank-filters{padding:18px;gap:9px}.search-input{flex-basis:100%;min-width:0}.bank-filters select{font-size:12px;min-width:100px}.bank-list{padding:0 18px}.question-row{gap:11px;flex-wrap:wrap;padding:21px 0}.question-summary{flex-basis:calc(100% - 35px)}.question-row h3{font-size:14px}.question-summary>strong{font-size:14px}.question-summary>small{font-size:10px}.question-row>.source-label{margin-left:auto}.question-row>.badge{margin-left:26px}.question-row>svg:last-child{display:none}.bank-pagination{padding:18px;gap:12px;flex-wrap:wrap}.bank-pagination>.button-group{margin-left:auto}.question-row>.button-group{margin-left:25px;gap:7px}.question-row .button{min-height:40px;font-size:11px}.editor-meta,.question-metadata-fields{gap:12px}.modal{width:calc(100vw - 24px);max-height:calc(100dvh - 24px);border-radius:16px}.modal.wide{width:calc(100vw - 24px)}.modal-head{padding:16px 20px}.modal-head h2{font-size:18px}.modal-body{padding:22px 20px}.modal-actions{gap:10px}.modal-actions .button{flex:1;font-size:12px}.steps li{gap:13px}.steps li strong{font-size:13px}.steps li p{font-size:11px}.in-room .main-content{padding:20px 14px}.in-room .main-nav{display:none}.in-room .site-header{min-height:70px;padding:14px 18px;flex-wrap:nowrap}.room-top{display:flex;flex-direction:column;align-items:stretch;gap:13px;margin-bottom:18px}.room-title-line{gap:10px}.room-title-line h1{font-size:18px}.back-button{width:36px;min-width:36px;height:36px}.room-subline{gap:7px 12px;font-size:10px}.room-top-actions{max-width:none;justify-content:flex-start;gap:7px}.room-top-actions .button{min-height:36px;font-size:10px;padding:7px 10px}.player-score-pill{margin-right:auto;font-size:11px}.current-player-name{max-width:70px}.player-score-pill .avatar{display:none}.player-score-pill strong{font-size:20px}.room-top-actions>.badge{margin-right:auto}.room-aside,.room-view:not([data-phase=waiting]) .room-aside,.room-secondary[open]{grid-template-columns:1fr}.waiting-top{padding:25px 20px}.waiting-top h2{font-size:23px}.waiting-top>p{font-size:12px}.waiting-actions{padding:20px}.waiting-actions .button.large{font-size:13px}.round-info{gap:10px;font-size:10px}.invitation-card{padding:22px}.local-setup-card{padding:18px}.local-setup-heading{flex-wrap:wrap;gap:10px}.local-setup-heading>.square-icon{display:none}.local-setup-heading h3{font-size:14px}.local-setup-heading p{font-size:10px}.local-setup-heading>div{flex:1}.local-setup-heading .button{font-size:10px}.question-stage{border-radius:15px}.question-progress{gap:14px;padding:18px 19px 0;font-size:11px}.question-progress>span:first-child strong{font-size:14px}.countdown{width:56px;height:56px;line-height:48px;border-width:4px;gap:1px;font-size:10px}.countdown strong{font-size:22px}.countdown small{font-size:8px}.question-content{padding:11px 18px 18px}.question-tags{font-size:9px;gap:6px;margin-bottom:8px}.question-tags .badge{font-size:9px;padding:3px 7px}.question-heading,.host-view .question-heading{gap:7px;margin:13px 0 23px;text-align:left}.question-heading h2,.host-view .question-heading h2{font-size:23px;line-height:1.65;letter-spacing:-.4px;padding:0}.question-heading,.host-view .question-heading{display:block}.question-speech{padding-top:10px;flex-wrap:wrap;max-width:none;gap:5px;justify-content:flex-end}.speaker-toggle,.sound-toggle,.stage-tools>summary{height:32px;min-height:32px;width:32px;min-width:32px}.stage-tools>summary{font-size:19px}.speech-error{font-size:9px;max-width:130px}.answer-options{grid-template-columns:1fr;gap:11px}.answer-option{padding:14px 16px;min-height:66px;gap:13px;font-size:17px;border-radius:10px;line-height:1.65}.option-letter{height:31px;width:31px;flex-basis:31px;font-size:15px}.answer-status{font-size:10px;min-height:43px;margin-top:18px;line-height:1.8}.reading-notice{font-size:10px;padding:12px;gap:6px}.reading-notice>svg{display:none}.answer-explanation{font-size:12px;padding:15px;gap:9px}.large-text .question-heading h2{font-size:28px}.large-text .answer-option{font-size:21px;min-height:76px}.room-view:fullscreen{padding:16px 12px}.room-view:fullscreen .question-heading h2{font-size:27px}.room-view:fullscreen .answer-option{min-height:75px;font-size:20px}.host-controls{padding:18px}.host-controls .button{font-size:11px;min-height:40px}.local-play-title>span{display:none}.local-player-grid{grid-template-columns:1fr}.local-player{padding:18px}.distribution-row{gap:8px}.distribution-heading{align-items:flex-start;flex-wrap:wrap}.distribution-label{min-width:22px}.distribution-value{min-width:64px;font-size:10px}.standings-grid,.results-boards{grid-template-columns:1fr;gap:16px}.results-card{padding:28px 20px}.results-card>h2,.round-summary h2{font-size:26px}.result-trophy{height:62px;width:62px}.stage-progress-list{flex-direction:column}.practice-setup-layout{gap:20px}.practice-guide{padding:23px}.practice-guide h2{font-size:21px}.practice-guide ul{display:block;font-size:11px}.practice-session-bar{flex-wrap:wrap;gap:12px;padding:13px 0;margin-bottom:16px}.broadcast-score{gap:7px;font-size:11px}.broadcast-score strong{font-size:22px}.practice-session-bar>.button-group{width:100%;justify-content:flex-end;gap:8px}.practice-session-bar .button{min-height:36px;padding:8px 11px;font-size:10px}.practice-more>summary{min-height:36px;font-size:10px;padding:8px 11px}.practice-view>.page-heading{align-items:center}.practice-view>.page-heading h1{font-size:23px}.practice-view>.page-heading p{font-size:11px}.practice-score{padding:19px;gap:14px}.practice-score h2{flex-basis:100%;font-size:14px}.practice-player{flex:1;min-width:120px;gap:7px}.practice-player b{font-size:20px}.practice-player div strong{font-size:11px}.practice-player small{font-size:9px}.practice-next{padding:18px;flex-wrap:wrap;gap:15px}.practice-next .button{margin-left:auto;font-size:12px;min-height:44px}.practice-footer{flex-direction:column;align-items:flex-start;gap:5px;font-size:9px}.practice-result-hero{padding:25px 21px}.practice-result-hero h2{font-size:24px}.practice-result-stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin:24px 0}.practice-result-stats strong{font-size:29px}.practice-result-stats span{font-size:10px}.practice-result-hero .button-group .button{font-size:11px;flex:1}.practice-review>ol{padding:0 20px}.practice-review-heading{gap:8px;font-size:10px}.practice-review h3{font-size:16px}.practice-review li>p{font-size:11px}.practice-review-filter{font-size:10px}.admin-heading h1{font-size:25px}.admin-card{border-radius:12px}.admin-main{min-width:0}.admin-table-wrap{max-width:100%}.learning-panel,.learning-panel-body{min-width:0}.learning-panel-body{padding:16px}.learning-toolbar{gap:8px;flex-wrap:wrap}.learning-toolbar .button{font-size:11px}}@media(max-width:374px){.site-header,.main-content{padding-left:14px;padding-right:14px}.main-nav button{font-size:10px;padding-left:8px;padding-right:8px}.lobby-copy h2{font-size:34px}.lobby-join .join-card{padding:20px}.code-slots{gap:5px}.code-slots span{height:48px;min-height:48px;font-size:21px}.form-columns,.editor-meta,.question-metadata-fields{grid-template-columns:1fr;gap:0}.stage-edit-row{grid-template-columns:minmax(0,1fr) 67px auto;gap:6px}.lobby-actions{gap:12px}.question-heading h2,.host-view .question-heading h2{font-size:21px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}.stage-confetti{display:none!important}}.copy-details{min-width:0;font-size:12px;color:var(--muted)}.copy-details>summary{cursor:pointer;padding:10px 0;color:var(--green);font-weight:600}.copy-details>summary:focus-visible{outline:2px solid var(--green);outline-offset:3px;border-radius:4px}.copy-details p{margin:8px 0;line-height:1.8;overflow-wrap:anywhere}.practice-setup-layout{grid-template-columns:minmax(0,720px);justify-content:center;gap:16px}.practice-guide{padding:8px 24px;background:transparent}.practice-guide ul{display:block;margin:12px 0}.practice-guide .copy-details>p{margin-top:12px}.practice-score .copy-details{margin-top:12px}.practice-footer{align-items:flex-start;font-size:12px}.practice-footer .text-button{font-size:12px;min-height:44px}.quick-card .button{margin-top:22px}@media(max-width:640px){.practice-guide{padding:6px 20px}.copy-details{font-size:12px}.practice-footer{gap:8px}}.practice-view .page-heading{justify-content:flex-start;gap:20px}.practice-view .page-heading>.button{margin-left:auto}.activity-lobby{max-width:1160px;margin:0 auto}.activity-heading,.activity-section-title{display:flex;align-items:center;justify-content:space-between;gap:16px}.activity-heading{margin:6px 0 30px}.activity-heading h1{font-size:30px;margin-bottom:8px}.feed-status{font-size:12px;color:#8a6842}.feed-status.live{color:var(--green)}.feed-status.live:before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:currentColor;margin-right:6px}.activity-layout{display:block}.activity-section-title{margin-bottom:14px}.activity-section-title h2{display:flex;align-items:center;gap:8px;font-size:18px}.activity-section-title>span{color:var(--muted);font-size:12px}.activity-row{padding:22px 24px;border:1px solid var(--line);border-radius:12px;margin-bottom:18px;background:#fff;min-width:0}.activity-overview{display:flex;align-items:center;gap:20px}.activity-summary{flex:1;min-width:0}.activity-summary h3{font-size:18px;margin:10px 0 8px;overflow-wrap:anywhere;line-height:1.5}.activity-meta{display:flex;flex-wrap:wrap;gap:6px;font-size:12px;color:var(--muted)}.activity-actions{display:flex;gap:8px;flex-shrink:0}.activity-actions .button{min-height:40px}.activity-ranking{margin-top:20px;padding-top:18px;border-top:1px solid var(--line);min-width:0}.activity-ranking h4{display:flex;align-items:center;gap:8px;font-size:14px;margin:0 0 6px}.activity-ranking .ranking-empty{padding:20px 0 6px;text-align:left}.public-ranks{list-style:none;padding:0;margin:0}.public-ranks li{display:flex;align-items:center;gap:12px;padding:13px 0;border-bottom:1px solid var(--line);font-size:13px}.public-ranks li>strong{flex:1;min-width:0;overflow-wrap:anywhere}.public-ranks li>span:last-child{white-space:nowrap;font-weight:700}.public-ranks small{color:var(--muted);font-weight:400}.public-ranks.stale{opacity:.65}.ranking-note{font-size:12px;color:var(--muted);margin-top:18px;line-height:1.7}.ranking-empty,.activity-empty{padding:36px 12px;color:var(--muted);font-size:13px;line-height:1.8;text-align:center}.activity-empty{border:1px dashed var(--line);border-radius:12px;min-height:200px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px}.spectator-waiting,.spectator-unavailable{padding:32px}.spectator-waiting p,.spectator-unavailable p{margin:16px 0;color:var(--muted);line-height:1.8}.spectator-view .answer-option:disabled{opacity:1;cursor:default}@media(max-width:860px){.activity-row{padding:20px}}@media(max-width:640px){.activity-heading{margin:0 0 24px;align-items:center}.activity-heading h1{font-size:25px}.activity-heading>.button{min-height:44px;font-size:12px;padding:10px 14px}.activity-row{padding:16px}.activity-overview{gap:12px}.activity-actions{flex-direction:column}.activity-summary h3{font-size:16px}.activity-meta{font-size:11px}.activity-actions .button{min-height:44px;padding:9px 11px;font-size:12px}.lobby-code-entry .join-card{padding:20px}.spectator-view .room-top{gap:16px;flex-wrap:wrap}}.entry-activity-title{margin:0 0 22px;color:var(--muted);overflow-wrap:anywhere;line-height:1.7}.activity-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,340px);gap:20px;padding:0;border:0;background:transparent;align-items:start}.activity-overview{padding:24px;background:#fff;border:1px solid var(--line);border-radius:12px;min-width:0;align-self:stretch;align-items:flex-start;flex-direction:column;justify-content:space-between}.activity-ranking{margin:0;padding:20px;background:#fff;border:1px solid var(--line);border-radius:12px;min-width:0}.room-aside>.leaderboard{margin-bottom:16px}@media(max-width:760px){.activity-row{grid-template-columns:minmax(0,1fr);gap:10px;padding:0}.activity-overview{padding:18px;flex-direction:row;align-items:center}.activity-ranking{margin:0;padding:16px}.activity-actions{flex-direction:column}}@media(max-width:860px){.room-view:not([data-phase=waiting]) .room-layout{grid-template-columns:minmax(0,1fr)}}.animated-ranks{position:relative;isolation:isolate}.animated-ranks>li{position:relative}.live-score{position:relative;display:inline-flex;align-items:baseline;white-space:nowrap;font-variant-numeric:tabular-nums}.score-number{display:inline-block;border-radius:5px}.score-changed .score-number{animation:score-emphasis .9s ease-out;background:#dcf7e9;box-shadow:0 0 0 4px #dcf7e9;color:#087b59}.score-decreased .score-number{background:#fff0de;box-shadow:0 0 0 4px #fff0de;color:#98551e}.score-delta{position:absolute;right:0;top:100%;z-index:2;padding:1px 5px;border-radius:4px;background:#e6f7ed;color:#087b59;font-size:11px;font-weight:700;line-height:16px;pointer-events:none;animation:score-delta-in .26s ease-out}.score-decreased .score-delta{background:#fff0de;color:#98551e}@keyframes score-emphasis{0%{transform:scale(1)}25%{transform:scale(1.12)}to{transform:scale(1)}}@keyframes score-delta-in{0%{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}@media(max-width:640px){.score-delta{font-size:10px;line-height:15px}.leader-score-group{gap:6px}}@media(prefers-reduced-motion:reduce){.score-changed .score-number,.score-delta{animation:none}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.activity-table{width:100%;border-collapse:collapse;table-layout:fixed;text-align:left}.activity-table th{font-size:12px;font-weight:400;color:var(--muted);padding:14px 16px;border-bottom:1px solid var(--line)}.activity-table th:first-child{width:auto;padding-left:0}.activity-table th:nth-child(2){width:120px}.activity-table th:nth-child(3){width:90px}.activity-table th:last-child{width:195px}.activity-table td{padding:22px 16px;border-bottom:1px solid var(--line);vertical-align:middle}.activity-table td:first-child{padding-left:0}.activity-table td:last-child{padding-right:0}.activity-table .activity-name h3{margin:0;font-size:16px;font-weight:600;line-height:1.6;overflow-wrap:anywhere}.activity-table .activity-actions{display:flex;flex-direction:row;justify-content:flex-end;gap:8px}.activity-table .activity-people{font-size:14px;font-variant-numeric:tabular-nums;color:var(--muted)}.activity-table tbody tr:hover{background:#edf5f044}.global-ranking-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px;align-items:start}.global-ranking-board{min-width:0}.global-ranking-board h2{font-size:21px;margin:0 0 8px}.ranking-description{font-size:12px;color:var(--muted);margin:0 0 22px}.global-rank-columns,.global-ranks>li,.global-my-rank{display:grid;grid-template-columns:38px minmax(0,1fr) 70px 68px;gap:10px;align-items:center}.global-rank-columns{padding:0 0 12px;border-bottom:1px solid var(--line);font-size:11px;color:var(--muted)}.global-rank-columns>span:nth-last-child(-n+2),.global-ranks>li>span:nth-last-child(-n+2),.global-my-rank>span:nth-last-child(-n+2){text-align:right}.global-ranks{list-style:none;margin:0;padding:0}.global-ranks>li{padding:16px 0;border-bottom:1px solid var(--line);font-size:14px;min-height:64px;background:var(--canvas)}.global-rank-name{min-width:0}.global-rank-name strong{display:block;font-size:14px;font-weight:600;overflow-wrap:anywhere;line-height:1.6}.global-rank-name small{display:block;margin-top:3px;font-size:10px;color:var(--muted);line-height:1.5}.global-rank-name em{font-size:10px;font-style:normal;color:var(--green);background:var(--mint);border-radius:3px;padding:2px 4px;margin-left:6px;white-space:nowrap}.global-ranks>li>span>small,.global-my-rank>span>small{font-size:10px;color:var(--muted)}.global-my-rank{min-height:64px;padding:16px 0;border-bottom:2px solid var(--green);font-size:14px;background:var(--mint)}.global-rank-empty{padding:48px 0;color:var(--muted);font-size:13px;line-height:1.8}.global-ranking-note{margin:28px 0 0;font-size:12px;color:var(--muted);line-height:1.8}.ranking-expand{display:none}@media(max-width:1000px){.global-ranking-layout{gap:26px}.global-rank-columns,.global-ranks>li,.global-my-rank{grid-template-columns:30px minmax(0,1fr) 58px 58px;gap:8px}}@media(max-width:760px){.global-ranking-layout{grid-template-columns:minmax(0,1fr);gap:36px}.global-rank-columns,.global-ranks>li,.global-my-rank{grid-template-columns:30px minmax(0,1fr) 64px 60px;gap:8px}.global-ranking-board:not(.expanded) .global-ranks>li:nth-child(n+6){display:none}.ranking-expand{display:block;margin:16px auto 0}.global-ranking-note{font-size:11px}}@media(max-width:600px){.activity-table thead{display:none}.activity-table,.activity-table tbody{display:block}.activity-table tr{display:grid;grid-template-columns:minmax(0,1fr) auto;column-gap:12px;row-gap:14px;padding:20px 0;border-bottom:1px solid var(--line)}.activity-table td,.activity-table td:first-child,.activity-table td:last-child{display:block;padding:0;border:0}.activity-table .activity-name h3{font-size:15px}.activity-table .activity-state{justify-self:end;align-self:start}.activity-table .activity-people{align-self:center}.activity-table .activity-action-cell{justify-self:end}.activity-table .activity-actions .button{min-height:40px}.activity-table .badge{font-size:10px}.activity-table .activity-actions{gap:6px}}.activity-search{display:flex;align-items:center;gap:12px;width:100%;min-height:48px;padding:0 14px;margin:0 0 14px;border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--muted)}.activity-search:focus-within{border-color:var(--green);box-shadow:0 0 0 3px #137c6514}.activity-search>svg{flex-shrink:0}.activity-lobby .activity-search input[type=search]{flex:1;min-width:0;width:100%;height:48px;padding:0;border:0;border-radius:0;background:transparent;box-shadow:none;font-size:15px;outline:none}.activity-lobby .activity-search input[type=search]:focus{border:0;box-shadow:none;outline:none}.activity-lobby .activity-search input[type=search]::-webkit-search-cancel-button{display:none}.activity-search .icon-button{flex-shrink:0;min-width:44px;min-height:44px;margin-right:-10px;color:var(--muted)}@media(max-width:600px){.activity-search{gap:10px;margin-bottom:0}.activity-lobby .activity-search input[type=search]{font-size:16px}}.six-digit-code{max-width:372px;margin:6px auto 10px;padding:4px 0}.six-digit-code .code-slots{gap:8px}.six-digit-code .code-slots span{height:auto;min-height:0;aspect-ratio:1;border-radius:8px;font-size:25px;background:#f6f9f7;color:var(--ink);transition:border-color .15s,box-shadow .15s}.six-digit-code:focus-within .code-slots span.active{border-color:var(--green);box-shadow:0 0 0 3px #137c6518;background:var(--surface)}.six-digit-code:focus-within .code-slots span:not(.active){border-color:#d8e3dc}.code-entry.six-digit-code input.code-input:not([type=checkbox]):not([type=radio]):not([type=range]){min-height:0;font-size:16px}.six-digit-code input.code-input:focus-visible{outline:none;box-shadow:none}.six-digit-code.is-disabled{opacity:.65}@media(max-width:600px){.six-digit-code .code-slots{gap:6px}.six-digit-code .code-slots span{font-size:22px}}.global-rank-body{min-width:0;display:flow-root}@media(min-width:761px){.global-ranking-layout{--ranking-row-height:80px;align-items:stretch}.global-rank-body{min-height:calc(var(--ranking-row-height)*10)}.global-ranks>li,.global-my-rank{height:var(--ranking-row-height);min-height:0}.global-rank-name strong,.global-rank-name small{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}}.activity-type-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:8px 0 20px}.activity-type-option{display:flex;flex-direction:column;align-items:flex-start;gap:14px;text-align:left;padding:24px 20px;border:1px solid var(--line);border-radius:12px;background:var(--surface);color:var(--ink);min-height:190px}.activity-type-option:hover,.activity-type-option:focus-visible{border-color:var(--green);background:var(--mint)}.activity-type-option svg{color:var(--green)}.activity-type-option strong{font-size:20px}.activity-type-option span{font-size:13px;line-height:1.8;color:var(--muted)}.activity-type-current{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:24px 0 16px}.activity-type-current strong{font-size:20px}.activity-kind-label{display:inline-block;margin-left:10px;padding:2px 6px;border-radius:4px;background:var(--mint);color:var(--green);font-size:10px;font-weight:400;vertical-align:middle;white-space:nowrap}.self-paced-room .card{padding:28px}.self-paced-question>.rich-content{font-size:20px;margin:18px 0 24px}.self-paced-question>.self-paced-explanation{display:block}.self-paced-question>.self-paced-explanation>strong{display:block;margin-bottom:8px}.self-paced-room .room-top h1{overflow-wrap:anywhere}.self-paced-room .room-top>div{min-width:0}.self-paced-room .room-top{flex-wrap:wrap}.self-paced-schedule{display:flex;flex-wrap:wrap;gap:10px 24px;margin:18px 0 24px;color:var(--muted);font-size:13px;line-height:1.8}.self-paced-identity{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:20px}.self-paced-identity>span{font-size:13px;color:var(--muted)}.self-paced-deadline{margin-left:auto;line-height:1.8;overflow-wrap:anywhere}.self-paced-time{margin-left:auto;color:var(--green);font-variant-numeric:tabular-nums}.self-paced-answer-layout{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:24px;margin-top:20px;align-items:start}.self-paced-question h2{font-size:24px;line-height:1.7;margin:18px 0 24px;overflow-wrap:anywhere}.self-paced-options{display:grid;gap:12px;margin-bottom:24px}.self-paced-option.button{justify-content:flex-start;min-height:58px;white-space:normal;text-align:left;line-height:1.7;padding:14px 18px;font-size:16px;gap:16px}.self-paced-option>span{flex:1;min-width:0;overflow-wrap:anywhere}.self-paced-option b{color:var(--green)}.self-paced-option.chosen,.self-paced-option.correct{border-color:var(--green);background:var(--mint)}.self-paced-option:disabled{opacity:1;color:var(--ink)}.self-paced-option.correct,.self-paced-option.correct:disabled{border-color:#4d9767;background:#e6f6e9;color:#286240}.self-paced-option.correct b{color:#286240}.self-paced-option.wrong,.self-paced-option.wrong:disabled{border-color:#dc9d8e;background:#fff0ed;color:#973d36}.self-paced-option.wrong b{color:#973d36}.self-paced-option.button{flex-wrap:wrap}.self-paced-option-result{display:inline-flex;align-items:center;gap:4px;flex-shrink:0;font-size:12px;line-height:1.6;font-weight:600}.self-paced-option-result svg{flex-shrink:0}.self-paced-question>.self-paced-explanation>strong{color:#286240}.self-paced-navigation{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;margin-top:24px}.self-paced-answer-sheet h2{font-size:17px;margin-bottom:18px}.self-paced-answer-sheet>div{display:grid;grid-template-columns:repeat(auto-fit,minmax(44px,1fr));gap:8px}.self-paced-answer-sheet button{min-height:44px;border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--ink)}.self-paced-answer-sheet button.answered{background:var(--mint);color:var(--green)}.self-paced-answer-sheet button.current{border-color:var(--green);box-shadow:0 0 0 1px var(--green)}.self-paced-answer-sheet p{font-size:12px;color:var(--muted);margin:18px 0 0}.self-paced-result{margin-bottom:20px}.self-paced-filter{max-width:400px;margin-top:24px}.self-paced-table-wrap{max-width:100%;overflow-x:auto;margin-top:24px}.self-paced-progress{width:100%;min-width:680px;border-collapse:collapse;text-align:left;font-size:13px}.self-paced-progress th,.self-paced-progress td{padding:16px 12px;border-bottom:1px solid var(--line);white-space:nowrap}.self-paced-progress th{font-weight:400;color:var(--muted)}@media(max-width:860px){.self-paced-answer-layout{grid-template-columns:minmax(0,1fr)}.self-paced-room .card-header{flex-wrap:wrap;gap:12px}}@media(max-width:600px){.activity-type-options{grid-template-columns:minmax(0,1fr);gap:12px}.activity-type-option{min-height:0;padding:20px;gap:10px}.activity-type-option strong{font-size:18px}.self-paced-room .card{padding:20px 16px}.self-paced-question h2{font-size:21px}.self-paced-question>.rich-content{font-size:18px}.self-paced-time,.self-paced-deadline{flex-basis:100%;margin-left:0}.self-paced-schedule{flex-direction:column;gap:5px;font-size:12px}.self-paced-room .button{min-height:44px}.self-paced-room .button-group{flex-wrap:wrap}.self-paced-navigation>.button{flex:1}.self-paced-navigation>.primary{flex-basis:100%}.self-paced-room .card-header>span{font-size:12px}}.self-paced-question{scroll-margin-top:24px}.self-paced-answer-sheet button{display:flex;align-items:center;justify-content:center;gap:5px}.self-paced-answer-sheet button.result-correct{background:#e6f6e9;border-color:#4d9767;color:#286240}.self-paced-answer-sheet button.result-wrong{background:#fff0ed;border-color:#dc9d8e;color:#973d36}.self-paced-answer-sheet button.result-unanswered{background:#f3f5f4;color:#647574}.self-paced-answer-sheet button.result-correct.current{border-color:#286240;box-shadow:0 0 0 1px #286240}.self-paced-answer-sheet button.result-wrong.current{border-color:#973d36;box-shadow:0 0 0 1px #973d36}.self-paced-answer-sheet button.result-unanswered.current{border-color:#647574;box-shadow:0 0 0 1px #647574}.self-paced-question{--question-math-size:1.35rem}.self-paced-question .rich-math .katex{font-size:var(--question-math-size)}.self-paced-option.button{border:0;box-shadow:none;background:transparent}.self-paced-option.button.chosen{background:var(--mint)}.self-paced-option.button.correct{background:#e6f6e9;color:var(--ink)}.self-paced-option.button.wrong{background:#fff0ed;color:var(--ink)}.self-paced-option.correct b,.self-paced-option.wrong b{color:var(--ink)}.self-paced-explanation{border:0;background:transparent;padding:16px 0;line-height:1.8}@media(max-width:600px){.self-paced-question{--question-math-size:1.25rem}}.self-paced-option.button{transition:none}.self-paced-option.button:hover:not(:disabled){background:var(--mint);opacity:1;filter:none;-webkit-backdrop-filter:none;backdrop-filter:none;transform:none}.self-paced-answer-sheet button[class*=result-]{color:var(--ink);border-color:var(--line)}.self-paced-answer-sheet button[class*=result-].current{border-color:var(--ink);box-shadow:0 0 0 1px var(--ink)}.adaptive-options{grid-template-columns:minmax(0,1fr)}.adaptive-options.has-short-options{grid-template-columns:repeat(2,minmax(0,1fr))}.adaptive-options .wide-option{grid-column:1 / -1}.adaptive-options>.short-option{min-width:0;touch-action:manipulation}.answer-interaction-hint{font-size:13px;color:var(--muted);line-height:1.7;margin:12px 0}.answer-behavior-settings{margin-top:24px}.answer-behavior-settings .choice-line{align-items:flex-start}.question-stage{--question-math-size:1.35rem}.question-stage .rich-math .katex{font-size:var(--question-math-size)}@media(max-width:600px){.adaptive-options.has-short-options{gap:10px 8px}.adaptive-options>.short-option{padding:12px 10px;gap:8px;min-height:62px}.adaptive-options>.short-option .option-letter{width:27px;height:27px;flex-basis:27px;font-size:15px}.adaptive-options>.short-option .rich-content{font-size:16px}.self-paced-option.short-option{flex-wrap:nowrap}.question-stage{--question-math-size:1.25rem}}.adaptive-options>button{touch-action:manipulation}.scoring-settings{margin-top:24px}.scoring-settings>.field{max-width:260px}.scoring-settings .choice-line{align-items:flex-start}.learning-grade{font-size:12px;color:var(--muted);line-height:1.7;white-space:nowrap}.leader-score-group{min-width:0}.leader-score-group .learning-grade{display:block}@media(max-width:600px){.learning-grade{font-size:11px}.scoring-settings>.field{max-width:none}.leader-score-group .leader-score{font-size:19px}}.leader-score-values{display:flex;flex-direction:column;align-items:flex-end;gap:2px}.learning-result-summary{margin:20px auto;padding:18px 20px;max-width:420px;background:var(--mint);border-radius:12px;text-align:center}.learning-result-summary>span{display:block;font-size:14px;color:var(--green)}.learning-result-summary>strong{display:block;font-size:40px;line-height:1.4;color:var(--ink)}.learning-result-summary>strong>small{font-size:18px;font-weight:400;color:var(--muted)}.learning-result-summary>p{font-size:13px;margin:8px 0 0!important;color:var(--muted)}@media(max-width:600px){.learning-result-summary{padding:14px 12px}.learning-result-summary>strong{font-size:34px}}@media(max-width:600px){.leaderboard li{display:grid;grid-template-columns:22px 30px minmax(0,1fr);gap:8px;align-items:center}.leaderboard li>.rank{grid-column:1;grid-row:1}.leaderboard li>.avatar{grid-column:2;grid-row:1}.leaderboard li>.leader-name{grid-column:3;grid-row:1;min-width:0}.leaderboard li>.leader-name strong{line-height:1.5;word-break:break-word}.leaderboard li>.leader-score-group{grid-column:2 / -1;grid-row:2;justify-self:stretch;justify-content:space-between;gap:8px}.leaderboard .leader-score-values{flex-direction:row;flex-wrap:wrap;align-items:center;gap:2px 10px}.leaderboard .learning-grade{white-space:normal}}
