@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(./KaTeX_AMS-Regular.BQhdFMY1.woff2)format("woff2"),url(./KaTeX_AMS-Regular.DMm9YOAa.woff)format("woff"),url(./KaTeX_AMS-Regular.DRggAlZN.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(./KaTeX_Caligraphic-Bold.Dq_IR9rO.woff2)format("woff2"),url(./KaTeX_Caligraphic-Bold.BEiXGLvX.woff)format("woff"),url(./KaTeX_Caligraphic-Bold.ATXxdsX0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(./KaTeX_Caligraphic-Regular.Di6jR-x-.woff2)format("woff2"),url(./KaTeX_Caligraphic-Regular.CTRA-rTL.woff)format("woff"),url(./KaTeX_Caligraphic-Regular.wX97UBjC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(./KaTeX_Fraktur-Bold.CL6g_b3V.woff2)format("woff2"),url(./KaTeX_Fraktur-Bold.BsDP51OF.woff)format("woff"),url(./KaTeX_Fraktur-Bold.BdnERNNW.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(./KaTeX_Fraktur-Regular.CTYiF6lA.woff2)format("woff2"),url(./KaTeX_Fraktur-Regular.Dxdc4cR9.woff)format("woff"),url(./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(./KaTeX_Main-Bold.Cx986IdX.woff2)format("woff2"),url(./KaTeX_Main-Bold.Jm3AIy58.woff)format("woff"),url(./KaTeX_Main-Bold.waoOVXN0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(./KaTeX_Main-BoldItalic.DxDJ3AOS.woff2)format("woff2"),url(./KaTeX_Main-BoldItalic.SpSLRI95.woff)format("woff"),url(./KaTeX_Main-BoldItalic.DzxPMmG6.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(./KaTeX_Main-Italic.NWA7e6Wa.woff2)format("woff2"),url(./KaTeX_Main-Italic.BMLOBm91.woff)format("woff"),url(./KaTeX_Main-Italic.3WenGoN9.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(./KaTeX_Main-Regular.B22Nviop.woff2)format("woff2"),url(./KaTeX_Main-Regular.Dr94JaBh.woff)format("woff"),url(./KaTeX_Main-Regular.ypZvNtVU.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(./KaTeX_Math-BoldItalic.CZnvNsCZ.woff2)format("woff2"),url(./KaTeX_Math-BoldItalic.iY-2wyZ7.woff)format("woff"),url(./KaTeX_Math-BoldItalic.B3XSjfu4.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(./KaTeX_Math-Italic.t53AETM-.woff2)format("woff2"),url(./KaTeX_Math-Italic.DA0__PXp.woff)format("woff"),url(./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(./KaTeX_SansSerif-Bold.D1sUS0GD.woff2)format("woff2"),url(./KaTeX_SansSerif-Bold.DbIhKOiC.woff)format("woff"),url(./KaTeX_SansSerif-Bold.CFMepnvq.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(./KaTeX_SansSerif-Italic.C3H0VqGB.woff2)format("woff2"),url(./KaTeX_SansSerif-Italic.DN2j7dab.woff)format("woff"),url(./KaTeX_SansSerif-Italic.YYjJ1zSn.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(./KaTeX_SansSerif-Regular.DDBCnlJ7.woff2)format("woff2"),url(./KaTeX_SansSerif-Regular.CS6fqUqJ.woff)format("woff"),url(./KaTeX_SansSerif-Regular.BNo7hRIc.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(./KaTeX_Script-Regular.D3wIWfF6.woff2)format("woff2"),url(./KaTeX_Script-Regular.D5yQViql.woff)format("woff"),url(./KaTeX_Script-Regular.C5JkGWo-.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(./KaTeX_Size1-Regular.mCD8mA8B.woff2)format("woff2"),url(./KaTeX_Size1-Regular.C195tn64.woff)format("woff"),url(./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(./KaTeX_Size2-Regular.Dy4dx90m.woff2)format("woff2"),url(./KaTeX_Size2-Regular.oD1tc_U0.woff)format("woff"),url(./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(./KaTeX_Size3-Regular.CTq5MqoE.woff)format("woff"),url(./KaTeX_Size3-Regular.DgpXs0kz.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(./KaTeX_Size4-Regular.Dl5lxZxV.woff2)format("woff2"),url(./KaTeX_Size4-Regular.BF-4gkZK.woff)format("woff"),url(./KaTeX_Size4-Regular.DWFBv043.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(./KaTeX_Typewriter-Regular.CO6r4hn1.woff2)format("woff2"),url(./KaTeX_Typewriter-Regular.C0xS9mPB.woff)format("woff"),url(./KaTeX_Typewriter-Regular.D3Ib7_Hf.ttf)format("truetype")}.katex{text-indent:0;text-rendering:auto;font:1.21em/1.2 KaTeX_Main,Times New Roman,serif;position:relative}.katex *{border-color:currentColor;-ms-high-contrast-adjust:none!important}.katex .katex-version:after{content:"0.18.7"}.katex .katex-mathml{clip-path:inset(50%);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.katex-newline{display:block}.katex .katex-base{white-space:nowrap;width:min-content;position:relative}.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;table-layout:fixed;display:inline-table}.katex .vlist-r{display:table-row}.katex .vlist{vertical-align:bottom;display:table-cell;position:relative}.katex .vlist>span{height:0;display:block;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{width:0;overflow:hidden}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{vertical-align:bottom;width:2px;min-width:2px;font-size:1px;display:table-cell}.katex .katex-vbox{flex-direction:column;align-items:baseline;display:inline-flex}.katex .katex-thinbox{flex-direction:row;width:0;max-width:0;display:inline-flex}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;width:100%;display:inline-block}.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{line-height:0;display:inline}.katex .clap,.katex .llap,.katex .rlap{width:0;position:relative}.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;width:100%;display:inline-block}.katex .katex-hdashline{border-bottom-style:dashed;width:100%;display:inline-block}.katex .sqrt>.katex-root{margin-left:.277778em;margin-right:-.555556em}.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:.833333em}.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:1.16667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .katex-sizing.reset-size2.size4{font-size:1.33333em}.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:1.66667em}.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:3.45667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .katex-sizing.reset-size2.size11{font-size:4.14667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .katex-sizing.reset-size3.size1{font-size:.714286em}.katex .fontsize-ensurer.reset-size3.size2,.katex .katex-sizing.reset-size3.size2{font-size:.857143em}.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:1.14286em}.katex .fontsize-ensurer.reset-size3.size5,.katex .katex-sizing.reset-size3.size5{font-size:1.28571em}.katex .fontsize-ensurer.reset-size3.size6,.katex .katex-sizing.reset-size3.size6{font-size:1.42857em}.katex .fontsize-ensurer.reset-size3.size7,.katex .katex-sizing.reset-size3.size7{font-size:1.71429em}.katex .fontsize-ensurer.reset-size3.size8,.katex .katex-sizing.reset-size3.size8{font-size:2.05714em}.katex .fontsize-ensurer.reset-size3.size9,.katex .katex-sizing.reset-size3.size9{font-size:2.46857em}.katex .fontsize-ensurer.reset-size3.size10,.katex .katex-sizing.reset-size3.size10{font-size:2.96286em}.katex .fontsize-ensurer.reset-size3.size11,.katex .katex-sizing.reset-size3.size11{font-size:3.55429em}.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:.555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .katex-sizing.reset-size5.size2{font-size:.666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .katex-sizing.reset-size5.size3{font-size:.777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .katex-sizing.reset-size5.size4{font-size:.888889em}.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:1.11111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .katex-sizing.reset-size5.size7{font-size:1.33333em}.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:2.30444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .katex-sizing.reset-size5.size11{font-size:2.76444em}.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:.416667em}.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:.583333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .katex-sizing.reset-size7.size4{font-size:.666667em}.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:.833333em}.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:1.72833em}.katex .fontsize-ensurer.reset-size7.size11,.katex .katex-sizing.reset-size7.size11{font-size:2.07333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .katex-sizing.reset-size8.size1{font-size:.347222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .katex-sizing.reset-size8.size2{font-size:.416667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .katex-sizing.reset-size8.size3{font-size:.486111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .katex-sizing.reset-size8.size4{font-size:.555556em}.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:.694444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .katex-sizing.reset-size8.size7{font-size:.833333em}.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:1.44028em}.katex .fontsize-ensurer.reset-size8.size11,.katex .katex-sizing.reset-size8.size11{font-size:1.72778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .katex-sizing.reset-size9.size1{font-size:.289352em}.katex .fontsize-ensurer.reset-size9.size2,.katex .katex-sizing.reset-size9.size2{font-size:.347222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .katex-sizing.reset-size9.size3{font-size:.405093em}.katex .fontsize-ensurer.reset-size9.size4,.katex .katex-sizing.reset-size9.size4{font-size:.462963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .katex-sizing.reset-size9.size5{font-size:.520833em}.katex .fontsize-ensurer.reset-size9.size6,.katex .katex-sizing.reset-size9.size6{font-size:.578704em}.katex .fontsize-ensurer.reset-size9.size7,.katex .katex-sizing.reset-size9.size7{font-size:.694444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .katex-sizing.reset-size9.size8{font-size:.833333em}.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:1.20023em}.katex .fontsize-ensurer.reset-size9.size11,.katex .katex-sizing.reset-size9.size11{font-size:1.43981em}.katex .fontsize-ensurer.reset-size10.size1,.katex .katex-sizing.reset-size10.size1{font-size:.24108em}.katex .fontsize-ensurer.reset-size10.size2,.katex .katex-sizing.reset-size10.size2{font-size:.289296em}.katex .fontsize-ensurer.reset-size10.size3,.katex .katex-sizing.reset-size10.size3{font-size:.337512em}.katex .fontsize-ensurer.reset-size10.size4,.katex .katex-sizing.reset-size10.size4{font-size:.385728em}.katex .fontsize-ensurer.reset-size10.size5,.katex .katex-sizing.reset-size10.size5{font-size:.433944em}.katex .fontsize-ensurer.reset-size10.size6,.katex .katex-sizing.reset-size10.size6{font-size:.48216em}.katex .fontsize-ensurer.reset-size10.size7,.katex .katex-sizing.reset-size10.size7{font-size:.578592em}.katex .fontsize-ensurer.reset-size10.size8,.katex .katex-sizing.reset-size10.size8{font-size:.694311em}.katex .fontsize-ensurer.reset-size10.size9,.katex .katex-sizing.reset-size10.size9{font-size:.833173em}.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:1.19961em}.katex .fontsize-ensurer.reset-size11.size1,.katex .katex-sizing.reset-size11.size1{font-size:.200965em}.katex .fontsize-ensurer.reset-size11.size2,.katex .katex-sizing.reset-size11.size2{font-size:.241158em}.katex .fontsize-ensurer.reset-size11.size3,.katex .katex-sizing.reset-size11.size3{font-size:.281351em}.katex .fontsize-ensurer.reset-size11.size4,.katex .katex-sizing.reset-size11.size4{font-size:.321543em}.katex .fontsize-ensurer.reset-size11.size5,.katex .katex-sizing.reset-size11.size5{font-size:.361736em}.katex .fontsize-ensurer.reset-size11.size6,.katex .katex-sizing.reset-size11.size6{font-size:.401929em}.katex .fontsize-ensurer.reset-size11.size7,.katex .katex-sizing.reset-size11.size7{font-size:.482315em}.katex .fontsize-ensurer.reset-size11.size8,.katex .katex-sizing.reset-size11.size8{font-size:.578778em}.katex .fontsize-ensurer.reset-size11.size9,.katex .katex-sizing.reset-size11.size9{font-size:.694534em}.katex .fontsize-ensurer.reset-size11.size10,.katex .katex-sizing.reset-size11.size10{font-size:.833601em}.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{width:.12em;display:inline-block}.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{min-width:1px;display:inline-block}.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;height:inherit;width:100%;display:block;position:absolute}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;min-width:0;max-width:none;min-height:0;max-height:none}.katex .katex-stretchy{width:100%;display:block;position:relative;overflow:hidden}.katex .katex-stretchy:after,.katex .katex-stretchy:before{content:""}.katex .hide-tail{width:100%;position:relative;overflow:hidden}.katex .halfarrow-left{width:50.2%;position:absolute;left:0;overflow:hidden}.katex .halfarrow-right{width:50.2%;position:absolute;right:0;overflow:hidden}.katex .brace-left{width:25.1%;position:absolute;left:0;overflow:hidden}.katex .brace-center{width:50%;position:absolute;left:25%;overflow:hidden}.katex .brace-right{width:25.1%;position:absolute;right:0;overflow:hidden}.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{box-sizing:border-box;border:.04em solid}.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{box-sizing:border-box;border-top:.049em solid;border-right:.049em solid;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{text-align:left;display:inline-block;position:absolute;right:calc(50% + .3em)}.katex .cd-label-right{text-align:right;display:inline-block;position:absolute;left:calc(50% + .3em)}.katex-display{text-align:center;margin:1em 0;display:block}.katex-display>.katex{text-align:center;white-space:nowrap;display:block}.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{text-align:left;padding-left:2em}body{counter-reset:katexEqnNo mmlEqnNo}:root{--color-paper:#fff;--color-surface:#f5f7fa;--color-ink:#192431;--color-muted:#536171;--color-line:#dce2e8;--color-accent:#18794e;--color-accent-soft:#edf9f1;--font-body:"Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", system-ui, sans-serif;--font-display:var(--font-body);--font-code:"SFMono-Regular", Consolas, "Liberation Mono", monospace}*{box-sizing:border-box}body,html{margin:0;overflow-x:clip}body{color:var(--color-ink);background:var(--color-paper);font-family:var(--font-body);line-height:1.85}a{color:var(--color-accent);text-underline-offset:5px}a:hover{text-decoration-thickness:2px}a:active{text-decoration-style:double}a:focus-visible{outline:3px solid var(--color-accent);outline-offset:4px;border-radius:2px}h1,h2,h3{font-family:var(--font-display);overflow-wrap:anywhere;min-width:0;font-style:normal;line-height:1.45}h1{letter-spacing:-.035em;margin:12px 0 24px;font-size:clamp(2rem,5vw,3rem)}h2{margin:0 0 20px;font-size:1.25rem}h3{margin:0 0 12px;font-size:.875rem;font-weight:500}p{margin:0 0 16px}.site-shell{max-width:1152px;margin-inline:auto;padding-inline:clamp(20px,4vw,48px)}.site-header{border-bottom:1px solid var(--color-line);justify-content:space-between;align-items:center;gap:24px;min-height:88px;display:flex}.wordmark{letter-spacing:-.06em;color:var(--color-ink);font-size:1.625rem;font-weight:750;text-decoration:none}.wordmark span{color:var(--color-accent)}.wordmark .wordmark-beta{color:inherit;letter-spacing:0;vertical-align:baseline;margin-inline-start:.3em;font-size:.55em}.breadcrumb a,.return-link,.site-header a{white-space:nowrap;align-items:center;min-height:44px;display:inline-flex}.site-header .wordmark{align-items:baseline}.site-header nav a{font-size:.875rem;text-decoration:none}.skip-link{background:var(--color-paper);z-index:2;padding:12px;position:absolute;top:-100px}.skip-link:focus{top:12px}main{min-height:70svh}.breadcrumb{color:var(--color-muted);flex-wrap:wrap;align-items:center;gap:12px;padding-block:24px;font-size:.8125rem;display:flex}.breadcrumb span{overflow-wrap:anywhere}.eyebrow{color:var(--color-muted);font-family:var(--font-code);letter-spacing:.08em;font-size:.8125rem}.problem-header{border-bottom:1px solid var(--color-line);padding-block:20px 32px}.problem-header .eyebrow{flex-wrap:wrap;align-items:center;gap:16px;display:flex}.sample-label{background:var(--color-accent-soft);color:var(--color-accent);font-family:var(--font-body);letter-spacing:0;border-radius:4px;padding:2px 8px;font-size:.75rem}.limits{flex-wrap:wrap;gap:12px 32px;margin:0;font-size:.8125rem;display:flex}.limits div{gap:12px;display:flex}dt{color:var(--color-muted)}dd{font-variant-numeric:tabular-nums;margin:0;font-weight:600}.problem-layout{gap:32px;padding-block:32px 64px;display:grid}.problem-body{min-width:0}.problem-body section{margin-bottom:44px;scroll-margin-top:24px}.problem-body li,.problem-body p{overflow-wrap:anywhere}.problem-body ul{padding-inline-start:24px}.problem-body li{margin-block:4px;padding-inline-start:4px}pre{background:var(--color-surface);border:1px solid var(--color-line);border-radius:4px;margin:0;padding:16px 20px;font-size:.9375rem;line-height:1.75;overflow-x:auto}.highlighted-code{grid-template-columns:max-content max-content;padding:0;display:grid}.code-line-numbers{z-index:1;border-inline-end:1px solid var(--color-line);background:var(--color-surface);color:var(--color-muted);text-align:end;-webkit-user-select:none;user-select:none;padding:16px 12px;position:sticky;left:0}.highlighted-code code{padding:16px 20px}.hljs-comment,.hljs-quote{color:#66717e;font-style:italic}.hljs-keyword,.hljs-selector-tag,.hljs-type{color:#8250df}.hljs-meta .hljs-string,.hljs-string{color:#0a6b3f}.hljs-literal,.hljs-number{color:#0550ae}.hljs-built_in,.hljs-title{color:#953800}.hljs-meta{color:#57606a}.input-format{background:var(--color-surface);border:1px solid var(--color-line);white-space:pre-wrap;border-radius:4px;padding:16px 20px;overflow-x:auto}code{font-family:var(--font-code)}.sample{margin-top:28px}.sample-grid{grid-template-columns:minmax(0,1fr);gap:20px;margin-bottom:16px;display:grid}.sample-grid>div{min-width:0}.sample>p{color:var(--color-muted);font-size:.875rem}.notice{border-inline-start:3px solid var(--color-accent);background:var(--color-surface);padding:16px 20px;font-size:.875rem}.notice p{color:var(--color-muted);margin:8px 0 0}.notice-error{border-inline-start-color:var(--color-error);color:var(--color-error);overflow-wrap:anywhere}.contents{grid-row:1}.contents nav{flex-wrap:wrap;gap:0 20px;display:flex}.contents p{width:100%;color:var(--color-muted);margin-bottom:8px;font-size:.75rem}.contents a{white-space:nowrap;align-items:center;min-height:44px;font-size:.875rem;text-decoration:none;display:flex}.contents a:hover{text-decoration:underline}.site-footer{border-top:1px solid var(--color-line);color:var(--color-muted);flex-wrap:wrap;align-items:center;gap:12px 28px;padding-block:28px;font-size:.75rem;display:flex}.site-footer .wordmark{font-size:1.25rem}.catalogue,.error-page{padding-block:64px 96px}.lead{color:var(--color-muted);max-width:44rem}.problem-row{border-block:1px solid var(--color-line);color:var(--color-ink);grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:16px;margin-block:40px 24px;padding-block:24px;text-decoration:none;display:grid}.problem-row:hover{background:var(--color-surface)}.problem-row strong{font-size:1.25rem}.problem-id{font-family:var(--font-code);grid-column:1/-1}.problem-id,.row-description{color:var(--color-muted);font-size:.8125rem}.row-description{margin-top:4px;display:block}.row-end{color:var(--color-accent);white-space:nowrap;font-size:.75rem}.row-end span{margin-inline-start:12px}.muted{color:var(--color-muted);font-size:.8125rem}.verdict-badge{background:var(--color-muted);color:#fff;min-width:3em;font-family:var(--font-code);white-space:nowrap;border-radius:4px;justify-content:center;align-items:center;padding:2px 8px;font-size:.8125rem;font-weight:700;line-height:1.6;display:inline-flex}.verdict-badge[data-verdict]{color:#493600;background:#f2c94c}.verdict-badge[data-verdict=AC]{color:#fff;background:#18794e}.verdict-badge[data-verdict=JE]{color:#fff;background:#b42318}.return-link{gap:16px;margin-top:20px}.math-expression{vertical-align:baseline}.math-expression--display{max-width:100%;margin-block:20px;padding-block:4px;display:block;overflow:auto hidden}.math-expression .katex-display{margin:0}@media (width>=40rem){.sample-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.problem-row{grid-template-columns:140px minmax(0,1fr) auto}.problem-id{grid-column:auto}}@media (width>=60rem){.problem-layout{grid-template-columns:minmax(0,1fr) 180px;gap:80px;padding-top:44px}.contents{grid-row:auto}.contents nav{border-inline-start:1px solid var(--color-line);padding-inline-start:24px;display:block;position:sticky;top:32px}}.problem-body{max-width:52rem;padding-block:32px 64px}.problem-summary{flex-wrap:wrap;align-items:center;gap:8px 24px;margin-bottom:12px;display:flex}.problem-summary>.favorite-control{margin:0 0 0 auto}.problem-meta{gap:8px 24px;display:flex}.problem-meta,.problem-meta p{flex-wrap:wrap;align-items:center}.problem-meta p{gap:6px;min-width:0;margin:0;display:inline-flex}.problem-header h1,.problem-meta p{overflow-wrap:anywhere}.problem-menu{border-bottom:1px solid var(--color-line);flex-wrap:wrap;gap:24px;display:flex}.problem-menu a{min-height:48px;color:var(--color-muted);border-bottom:2px solid #0000;align-items:center;padding:10px 4px;font-size:.875rem;text-decoration:none;display:inline-flex}.problem-menu a[aria-current]{border-bottom-color:var(--color-accent);color:var(--color-accent);font-weight:600}.problem-menu a:hover{color:var(--color-accent);background:var(--color-accent-soft)}@media (width<=480px){.problem-menu{gap:0 12px}}.catalogue-heading{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin:12px 0 24px;display:flex}.catalogue-heading h1{margin:0;font-size:1.75rem}.catalogue-heading>a{align-items:center;text-decoration:none;display:inline-flex}:root{--color-error:#a12622;--color-dialog-backdrop:#0008;--editor-control-size:32px}.site-header nav{flex-wrap:wrap;gap:4px 20px;display:flex}.author-page{padding-block:40px 64px}.author-heading{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;display:flex}.author-heading h1{margin-block:8px 12px;font-size:2rem}.author-heading p{margin-bottom:0}.author-actions{flex-wrap:wrap;gap:8px;display:flex}.editor-button,.editor-toolbar button{min-height:var(--editor-control-size);border:1px solid var(--color-line);background:var(--color-paper);color:var(--color-ink);font:inherit;white-space:nowrap;cursor:pointer;border-radius:4px;padding:4px 8px;font-size:.8125rem}.editor-button:hover,.editor-toolbar button:hover{background:var(--color-surface)}.editor-button:active,.editor-toolbar button:active{transform:translateY(1px)}.editor-button.primary,.editor-button[aria-pressed=true]{background:var(--color-accent);border-color:var(--color-accent);color:var(--color-paper)}.editor-button.primary:hover{text-underline-offset:3px;text-decoration:underline}.author-page input:focus-visible,.author-page textarea:focus-visible,.editor-button:focus-visible,.editor-toolbar button:focus-visible{outline:3px solid var(--color-accent);outline-offset:3px}.author-page :disabled{opacity:.55;cursor:not-allowed}.draft-status{color:var(--color-muted);flex-wrap:wrap;gap:8px 24px;padding-block:20px;font-size:.75rem;display:flex}.draft-status [role=status]{color:var(--color-accent)}.author-fields{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 20px;margin-block:12px 20px;display:grid}.title-field{grid-column:1/-1}.author-fields label{margin-bottom:8px;font-size:.8125rem;font-weight:600;display:block}.author-fields label span{color:var(--color-muted);font-weight:400}.author-fields input{width:100%;min-width:0;min-height:var(--editor-control-size);border:1px solid var(--color-line);font:inherit;color:var(--color-ink);background:var(--color-paper);border-radius:4px;padding:10px 12px}.author-fields input:hover{border-color:var(--color-muted)}.author-page [aria-invalid=true]{border-color:var(--color-error)}.editor-error,.field-error{color:var(--color-error);overflow-wrap:anywhere;font-size:.8125rem}.field-error{margin:6px 0 0}.field-error:empty{display:none}.editor-error{border:1px solid var(--color-error);padding:12px}.editor-mobile-switch{gap:8px;margin-bottom:16px;display:flex}.author-workspace{border:1px solid var(--color-line);border-radius:4px;grid-template-columns:minmax(0,1fr);display:grid}.preview-pane,.source-pane{min-width:0}.pane-heading{border-bottom:1px solid var(--color-line);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;min-height:52px;padding:12px 16px;font-size:.8125rem;display:flex}.pane-heading h2,.pane-heading label{margin:0;font-size:.875rem;font-weight:600}.pane-heading span{color:var(--color-muted);font-size:.6875rem;font-weight:400}.pane-heading label span{margin-inline-start:8px}.editor-toolbar{border-bottom:1px solid var(--color-line);flex-wrap:wrap;gap:2px;padding:2px 8px;display:flex}.editor-toolbar button{width:var(--editor-control-size);border-color:#0000;justify-content:center;align-items:center;padding:4px;display:inline-flex}.source-pane textarea{resize:vertical;border:1px solid var(--color-paper);background:var(--color-paper);width:100%;min-height:600px;color:var(--color-ink);font-family:var(--font-code);-moz-tab-size:var(--editor-tab-size,2);-o-tab-size:var(--editor-tab-size,2);tab-size:var(--editor-tab-size,2);padding:0 16px;font-size:.875rem;line-height:22px;display:block}.source-pane .field-error{padding:12px}.preview-document{overflow-wrap:anywhere;padding:24px 20px}.preview-title{font-size:1.625rem;font-weight:700;line-height:1.5}.preview-limits{color:var(--color-muted);border-bottom:1px solid var(--color-line);margin-bottom:28px;padding-bottom:20px;font-size:.6875rem}.markdown-body{overflow-wrap:anywhere;min-width:0;font-size:.9375rem}.markdown-body>:first-child{margin-top:0}.markdown-body h1,.markdown-body h2{margin-block:32px 16px;font-size:1.25rem}.markdown-body h3,.markdown-body h4{margin-block:24px 12px;font-size:1rem;font-weight:600}.markdown-body ol,.markdown-body ul{padding-inline-start:24px}.markdown-body .input-format,.markdown-body pre{margin-block:16px;font-size:.875rem}.markdown-body :not(pre)>code{background:var(--color-surface);border-radius:3px;padding:2px 4px}.markdown-body blockquote{border-inline-start:2px solid var(--color-line);color:var(--color-muted);margin-inline:0;padding:12px 20px}.markdown-body blockquote p:last-child{margin-bottom:0}.markdown-body img{max-width:100%;height:auto}.markdown-body details{border:1px solid var(--color-line);border-radius:6px;margin-block:16px;padding:12px 16px}.markdown-body summary{cursor:pointer;font-weight:600}.markdown-body details>:last-child:not(summary){margin-bottom:0}.markdown-body table{border-collapse:collapse;max-width:100%;margin-block:20px;display:block;overflow-x:auto}.markdown-body td,.markdown-body th{border:1px solid var(--color-line);padding:8px 12px}.markdown-body table code{white-space:nowrap}.markdown-body .katex-display{max-width:100%;padding-block:4px;overflow:auto hidden}.input-format .katex-display,.input-format .math-expression--display{max-width:none;overflow:visible}.site-header{flex-wrap:wrap;row-gap:4px;padding-block:12px}.site-header nav{width:100%}.site-shell--editor{max-width:none;height:100dvh;padding:0;overflow:clip}.site-shell--editor>main{height:100%;min-height:0}.site-shell--editor .author-page{flex-direction:column;height:100%;min-height:0;padding:0;display:flex}.editor-topbar{border-bottom:1px solid var(--color-line);flex-wrap:wrap;flex-shrink:0;align-items:center;gap:4px 12px;padding:4px 12px;display:flex}.editor-topbar .wordmark{font-size:1.125rem}.editor-view-switch{gap:2px;display:flex}.editor-view-switch .editor-button{width:var(--editor-control-size);justify-content:center;align-items:center;padding-inline:8px;display:inline-flex}.editor-icon{fill:none;stroke:currentColor;stroke-width:1.6px;stroke-linecap:round;stroke-linejoin:round;width:18px;height:18px}.numbered-source{flex:1;min-height:0;position:relative;overflow:clip}.source-pane .numbered-source textarea{background:0 0;border:0;height:100%;padding-left:64px;position:relative}.source-line-mirror{font-family:var(--font-code);-moz-tab-size:var(--editor-tab-size,2);-o-tab-size:var(--editor-tab-size,2);tab-size:var(--editor-tab-size,2);pointer-events:none;padding:0 16px 0 0;font-size:.875rem;line-height:22px;position:absolute;top:0;left:0}.source-mirror-row{grid-template-columns:48px minmax(0,1fr);display:grid}.source-line-number{text-align:right;color:var(--color-muted);border-right:1px solid var(--color-line);-webkit-user-select:none;user-select:none;padding-right:12px}.source-mirror-text{white-space:pre-wrap;overflow-wrap:break-word;visibility:hidden;padding-left:16px}.editor-topbar .author-actions{align-items:center;gap:4px;margin-left:auto}.site-shell--editor .author-fields{border-bottom:1px solid var(--color-line);flex-shrink:0;gap:4px 12px;margin:0;padding:6px 12px}.author-fields label{margin-bottom:2px;font-size:.6875rem}.author-fields input{min-height:36px;padding:6px 8px;font-size:.875rem}.author-workspace{border:0;border-radius:0;flex:1;height:auto;min-height:0}.author-workspace[data-mode] .preview-pane,.author-workspace[data-mode] .source-pane{flex-direction:column;min-height:0;display:flex;overflow:clip}.author-workspace[data-mode=edit] .preview-pane,.author-workspace[data-mode=preview] .source-pane{display:none}.editor-toolbar,.pane-heading{flex-shrink:0}.pane-heading{min-height:36px;padding-block:6px}.source-pane textarea{resize:none;overscroll-behavior:contain;flex:1;min-height:0}.author-page textarea:focus-visible{outline-offset:-3px}.preview-document{overscroll-behavior:contain;flex:1;min-height:0;padding:24px clamp(20px,3vw,64px);overflow-y:auto}.draft-status{border-top:1px solid var(--color-line);flex-shrink:0;justify-content:space-between;gap:2px 12px;margin:0;padding:4px 12px;font-size:.6875rem}.editor-notices{flex-shrink:1;max-height:25dvh;overflow-y:auto}.editor-error{margin:4px 12px;padding:6px 8px}.source-pane .field-error{max-height:25%;overflow-y:auto}@media (width>=40rem){.site-header{flex-wrap:nowrap}.site-header nav{width:auto}.author-fields{grid-template-columns:minmax(0,1fr) 140px 140px}.title-field{grid-column:auto}}@media (width>=60rem){.author-workspace[data-mode=split]{grid-template-columns:minmax(0,var(--editor-left,50fr)) 8px minmax(0,var(--editor-right,50fr))}}@media (width<=59.999rem){.author-workspace[data-mode=split] .preview-pane,.editor-view-switch .split-button{display:none}}@media (width<=39.999rem){.editor-topbar .author-actions{justify-content:flex-end;width:100%}.editor-topbar .editor-view-switch{margin-left:auto}.editor-topbar{gap:4px 8px;padding-inline:8px}.author-fields input,.source-line-mirror,.source-pane textarea{font-size:1rem}.draft-status>:last-child{display:none}.author-page{--editor-control-size:40px}}@media (pointer:coarse){.author-page{--editor-control-size:44px}}.draft-library{padding-block:40px 64px}.draft-library-heading{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:32px;display:flex}.draft-library-heading h1{margin-bottom:8px;font-size:1.75rem}.draft-library-heading p{margin:0}.draft-library-heading>a{align-items:center;text-decoration:none;display:inline-flex}.content-table-scroll{overflow-x:auto}.content-table{border-collapse:collapse;text-align:left;width:100%;font-size:.875rem}.content-table td,.content-table th{border-bottom:1px solid var(--color-line);padding:16px 12px}.content-table thead th{color:var(--color-muted);white-space:nowrap;font-weight:500}.content-table th[scope=row]{overflow-wrap:anywhere;min-width:10rem}.content-table td{white-space:nowrap}.content-table tbody tr:hover{background:var(--color-surface)}.draft-empty{border-block:1px solid var(--color-line);padding-block:48px}.draft-empty h2{font-size:1.125rem}.draft-library-note{margin-top:32px;font-size:.8125rem}@media (width>=40rem) and (width<=59.999rem){.site-header{flex-wrap:wrap}.site-header nav{width:100%}}.editor-save-actions{align-items:center;gap:4px;display:flex}.editor-related-action{width:var(--editor-control-size);border-color:#0000;justify-content:center;align-items:center;padding:4px;display:inline-flex}.source-heading-label{align-items:center;gap:4px;display:flex}.source-guide-link{width:28px;height:28px;color:var(--color-muted);border-radius:4px;justify-content:center;align-items:center;display:inline-flex}.source-guide-link:hover{color:var(--color-accent);background:var(--color-surface)}.source-guide-link:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}.editor-related-action[aria-current=page]{background:var(--color-accent-soft);color:var(--color-accent)}.editor-save-actions{flex-wrap:wrap;justify-content:flex-end}.leave-dialog{border:1px solid var(--color-line);width:min(480px,100vw - 32px);max-height:calc(100dvh - 32px);color:var(--color-ink);background:var(--color-paper);border-radius:8px;padding:24px}.leave-dialog::backdrop{background:var(--color-dialog-backdrop)}.leave-dialog h2{margin:0 0 16px;font-size:1.125rem}.leave-dialog p{font-size:.875rem}.leave-dialog-actions{flex-wrap:wrap;justify-content:flex-end;gap:8px;margin-top:24px;display:flex}.editor-button.danger{color:var(--color-error);border-color:var(--color-error)}.manage-problem-title{overflow-wrap:anywhere;font-weight:600}.author-edit-content{flex-direction:column;flex:1;min-height:0;display:flex}.problem-management{overscroll-behavior:contain;flex:1;min-height:0;padding:32px clamp(16px,4vw,64px);overflow-y:auto}.management-content{max-width:1000px;margin-inline:auto}.management-content>header{margin-bottom:32px}.management-content h1{margin:0 0 12px;font-size:1.5rem}.management-content header p{margin:4px 0}.management-row{border-top:1px solid var(--color-line);justify-content:space-between;align-items:center;gap:16px 32px;padding-block:24px;display:flex}.management-row h2{margin:0 0 8px;font-size:1rem}.management-row p{color:var(--color-muted);margin:0;font-size:.875rem}.management-row>button{flex-shrink:0}@media (width<=39.999rem){.management-row{flex-direction:column;align-items:flex-start}}.split-handle{display:none}@media (width>=60rem){.author-workspace[data-mode=split] .split-handle{cursor:col-resize;touch-action:none;background:var(--color-surface);border-inline:1px solid var(--color-line);display:block;position:relative}}.split-handle:after{content:"";background:var(--color-muted);border-radius:2px;height:32px;position:absolute;top:50%;left:2px;right:2px;transform:translateY(-50%)}.is-resizing .split-handle,.split-handle:focus-visible,.split-handle:hover{background:var(--color-accent-soft)}.split-handle:focus-visible{outline:2px solid var(--color-accent);outline-offset:-2px}.author-workspace.is-resizing,.author-workspace.is-resizing *{cursor:col-resize;-webkit-user-select:none;user-select:none}.author-body{position:relative}.author-body,.editor-main{flex:1;min-width:0;min-height:0;display:flex}.editor-main,.editor-sidebar{flex-direction:column}.editor-sidebar{border-right:1px solid var(--color-line);background:var(--color-surface);width:56px;min-height:0;color:var(--color-ink);flex:0 0 56px;padding:8px 5px;display:flex;overflow-y:auto}.editor-sidebar-item,.editor-sidebar-toggle{text-align:left;background:0 0;border-color:#0000;flex-shrink:0;align-items:center;gap:10px;width:44px;min-height:44px;padding:10px 12px;display:flex}.editor-sidebar .editor-icon{flex-shrink:0}.editor-sidebar-label{display:none}.editor-sidebar-toggle{color:var(--color-muted);margin-bottom:12px}.editor-section-nav{flex-direction:column;flex:1;gap:4px;min-height:200px;display:flex}.editor-sidebar-item:last-child{margin-top:auto}.editor-sidebar-item[aria-current=page]{background:var(--color-accent-soft);color:var(--color-accent);box-shadow:inset 2px 0 var(--color-accent);font-weight:600}.editor-sidebar .editor-button:focus-visible{outline-offset:-3px}.editor-sidebar .editor-button:disabled{transform:none}.author-body[data-sidebar-expanded=true] .editor-sidebar{flex-basis:184px;width:184px}.author-body[data-sidebar-expanded=true] .editor-sidebar-label{display:inline}.author-body[data-sidebar-expanded=true] .editor-sidebar-item{width:100%}@media (hover:hover){.editor-sidebar .editor-button:hover:not(:disabled){background:var(--color-accent-soft);color:var(--color-accent)}}@media (width<=59.999rem){.author-body[data-sidebar-expanded=true]{padding-left:56px}.author-body[data-sidebar-expanded=true] .editor-sidebar{z-index:10;position:absolute;inset:0 auto 0 0}.editor-main .author-fields{grid-template-columns:repeat(2,minmax(0,1fr))}.editor-main .title-field{grid-column:1/-1}}.field-heading{flex-wrap:wrap;align-items:baseline;gap:2px 8px;min-width:0;margin-bottom:2px;display:flex}.author-fields .field-heading label{flex-shrink:0;margin:0}.source-heading-label{flex-wrap:wrap;min-width:0}.source-heading-label>.source-guide-link,.source-heading-label>label{flex-shrink:0}.author-page .inline-field-error{max-height:none;color:var(--color-error);overflow-wrap:anywhere;margin:0;padding:0;font-size:.6875rem;font-weight:400;line-height:1.5}.author-fields select{border:1px solid var(--color-line);width:100%;min-width:0;min-height:36px;font:inherit;color:var(--color-ink);background:var(--color-paper);cursor:pointer;border-radius:4px;padding:6px 8px;font-size:.875rem}.author-fields select:focus-visible{outline:3px solid var(--color-accent);outline-offset:3px}@media (hover:hover){.author-fields select:hover:not(:disabled){border-color:var(--color-muted)}}@media (width<=39.999rem){.author-fields select{font-size:1rem}}.limit-field-label{font-size:.6875rem;font-weight:600}.limit-field-label>span{color:var(--color-muted);font-weight:400}.publication-actions{flex-wrap:wrap;gap:8px;display:flex}.save-button{position:relative}.save-label-hidden{visibility:hidden}.save-spinner{border:2px solid;border-right-color:#0000;border-radius:50%;width:1rem;height:1rem;margin:auto;animation:.7s linear infinite save-spin;position:absolute;inset:0}@keyframes save-spin{to{transform:rotate(1turn)}}@media (prefers-reduced-motion:reduce){.save-spinner{animation:none}}a.editor-button{justify-content:center;align-items:center;gap:8px;text-decoration:none;display:inline-flex}.blog-entry{border-block:1px solid var(--color-line);margin-top:32px;padding-block:32px}.blog-entry h2{margin-bottom:12px}.blog-entry p:last-child{color:var(--color-muted);margin:0}.blog-article{padding-bottom:64px}.blog-article-header{padding-block:24px}.blog-article h1{font-size:clamp(1.75rem,4vw,2.5rem)}.blog-article section{margin-block:44px;scroll-margin-top:24px}.blog-article p{overflow-wrap:anywhere}.blog-article pre{margin-block:20px;font-size:.875rem}.blog-article :not(pre)>code{background:var(--color-surface);overflow-wrap:anywhere;padding:2px 4px;font-size:.875em}.blog-toc{border-block:1px solid var(--color-line);flex-wrap:wrap;gap:0 20px;padding-block:16px;display:flex}.blog-toc a{white-space:nowrap;align-items:center;min-height:44px;font-size:.875rem;display:inline-flex}.guide-result{border:1px solid var(--color-line);border-radius:4px;margin-block:20px;padding:20px}.guide-result-label{color:var(--color-muted);font-size:.75rem}.guide-result>:last-child>:last-child{margin-bottom:0}