@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_AMS-Regular.BQhdFMY1.woff2)format("woff2"),url(/_astro/KaTeX_AMS-Regular.DMm9YOAa.woff)format("woff"),url(/_astro/KaTeX_AMS-Regular.DRggAlZN.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/_astro/KaTeX_Caligraphic-Bold.Dq_IR9rO.woff2)format("woff2"),url(/_astro/KaTeX_Caligraphic-Bold.BEiXGLvX.woff)format("woff"),url(/_astro/KaTeX_Caligraphic-Bold.ATXxdsX0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Caligraphic-Regular.Di6jR-x-.woff2)format("woff2"),url(/_astro/KaTeX_Caligraphic-Regular.CTRA-rTL.woff)format("woff"),url(/_astro/KaTeX_Caligraphic-Regular.wX97UBjC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/_astro/KaTeX_Fraktur-Bold.CL6g_b3V.woff2)format("woff2"),url(/_astro/KaTeX_Fraktur-Bold.BsDP51OF.woff)format("woff"),url(/_astro/KaTeX_Fraktur-Bold.BdnERNNW.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Fraktur-Regular.CTYiF6lA.woff2)format("woff2"),url(/_astro/KaTeX_Fraktur-Regular.Dxdc4cR9.woff)format("woff"),url(/_astro/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(/_astro/KaTeX_Main-Bold.Cx986IdX.woff2)format("woff2"),url(/_astro/KaTeX_Main-Bold.Jm3AIy58.woff)format("woff"),url(/_astro/KaTeX_Main-Bold.waoOVXN0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/_astro/KaTeX_Main-BoldItalic.DxDJ3AOS.woff2)format("woff2"),url(/_astro/KaTeX_Main-BoldItalic.SpSLRI95.woff)format("woff"),url(/_astro/KaTeX_Main-BoldItalic.DzxPMmG6.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/_astro/KaTeX_Main-Italic.NWA7e6Wa.woff2)format("woff2"),url(/_astro/KaTeX_Main-Italic.BMLOBm91.woff)format("woff"),url(/_astro/KaTeX_Main-Italic.3WenGoN9.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Main-Regular.B22Nviop.woff2)format("woff2"),url(/_astro/KaTeX_Main-Regular.Dr94JaBh.woff)format("woff"),url(/_astro/KaTeX_Main-Regular.ypZvNtVU.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/_astro/KaTeX_Math-BoldItalic.CZnvNsCZ.woff2)format("woff2"),url(/_astro/KaTeX_Math-BoldItalic.iY-2wyZ7.woff)format("woff"),url(/_astro/KaTeX_Math-BoldItalic.B3XSjfu4.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/_astro/KaTeX_Math-Italic.t53AETM-.woff2)format("woff2"),url(/_astro/KaTeX_Math-Italic.DA0__PXp.woff)format("woff"),url(/_astro/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(/_astro/KaTeX_SansSerif-Bold.D1sUS0GD.woff2)format("woff2"),url(/_astro/KaTeX_SansSerif-Bold.DbIhKOiC.woff)format("woff"),url(/_astro/KaTeX_SansSerif-Bold.CFMepnvq.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/_astro/KaTeX_SansSerif-Italic.C3H0VqGB.woff2)format("woff2"),url(/_astro/KaTeX_SansSerif-Italic.DN2j7dab.woff)format("woff"),url(/_astro/KaTeX_SansSerif-Italic.YYjJ1zSn.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_SansSerif-Regular.DDBCnlJ7.woff2)format("woff2"),url(/_astro/KaTeX_SansSerif-Regular.CS6fqUqJ.woff)format("woff"),url(/_astro/KaTeX_SansSerif-Regular.BNo7hRIc.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Script-Regular.D3wIWfF6.woff2)format("woff2"),url(/_astro/KaTeX_Script-Regular.D5yQViql.woff)format("woff"),url(/_astro/KaTeX_Script-Regular.C5JkGWo-.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Size1-Regular.mCD8mA8B.woff2)format("woff2"),url(/_astro/KaTeX_Size1-Regular.C195tn64.woff)format("woff"),url(/_astro/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(/_astro/KaTeX_Size2-Regular.Dy4dx90m.woff2)format("woff2"),url(/_astro/KaTeX_Size2-Regular.oD1tc_U0.woff)format("woff"),url(/_astro/KaTeX_Size2-Regular.B7gKUWhC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Size3-Regular.gV2CO0n9.woff2)format("woff2"),url(/_astro/KaTeX_Size3-Regular.CTq5MqoE.woff)format("woff"),url(/_astro/KaTeX_Size3-Regular.DgpXs0kz.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Size4-Regular.Dl5lxZxV.woff2)format("woff2"),url(/_astro/KaTeX_Size4-Regular.BF-4gkZK.woff)format("woff"),url(/_astro/KaTeX_Size4-Regular.DWFBv043.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Typewriter-Regular.CO6r4hn1.woff2)format("woff2"),url(/_astro/KaTeX_Typewriter-Regular.C0xS9mPB.woff)format("woff"),url(/_astro/KaTeX_Typewriter-Regular.D3Ib7_Hf.ttf)format("truetype")}.katex{text-indent:0;text-rendering:auto;font:1.21em/1.2 KaTeX_Main,math,Times New Roman,serif;position:relative}.katex *{border-color:currentColor;-ms-high-contrast-adjust:none!important}.katex .katex-version:after{content:"0.19.1"}.katex .katex-mathml{-webkit-clip-path:inset(50%);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{--u:8px;--bg:#fff;--side:#fff;--text:#1a1a1a;--muted:#6e6e6e;--faint:#9a9a9a;--line:#e7e7e7;--line-strong:#cfcfcf;--accent:#3d5a80;--sel:#f4f5f7;--ok:#2e7d32;--bad:#c62828;--radius:6px;--mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color-scheme:light}:root[data-theme=light]{color-scheme:light}:root[data-theme=dark]{color-scheme:dark;--bg:#161616;--side:#161616;--text:#e4e4e4;--muted:#a0a0a0;--faint:#7a7a7a;--line:#2a2a2a;--line-strong:#444;--accent:#93add3;--sel:#202020;--ok:#6fcf7f;--bad:#ff7b7b}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){color-scheme:dark;--bg:#161616;--side:#161616;--text:#e4e4e4;--muted:#a0a0a0;--faint:#7a7a7a;--line:#2a2a2a;--line-strong:#444;--accent:#93add3;--sel:#202020;--ok:#6fcf7f;--bad:#ff7b7b}}*{box-sizing:border-box}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track,::-webkit-scrollbar-corner{background:0 0}::-webkit-scrollbar-thumb{background:var(--line-strong);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--faint)}@supports not selector(::-webkit-scrollbar){*{scrollbar-width:thin;scrollbar-color:var(--line-strong) transparent}}[hidden]{display:none!important}html{scroll-padding-top:72px}html,body{background:var(--bg);color:var(--text);margin:0}body{-webkit-text-size-adjust:100%;font:16px/1.65 system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button{font:inherit;color:inherit;cursor:pointer}.layout{min-height:100vh;display:flex}aside{width:var(--sw,288px);background:var(--side);border-right:1px solid var(--line);flex-direction:column;flex:none;height:100vh;display:flex;position:sticky;top:0;overflow:hidden}.side-head{padding:calc(var(--u)*3) calc(var(--u)*2) var(--u);background:var(--side);border-bottom:1px solid var(--line);flex:none}.side-head .ctrls{margin:0 0 calc(var(--u)*2)}.side-scroll{min-height:0;padding:0 calc(var(--u)*2) calc(var(--u)*6);flex:1;position:relative;overflow-y:auto}main{min-width:0;padding:calc(var(--u)*5) calc(var(--u)*4) calc(var(--u)*10);flex:1}.wrap{--tw:53rem;max-width:1000px;margin:0 auto}.wrap :is(h1,h2,h3,h4,p,ul,ol,.meta,.warn,.note,details,.item,.tabs,.example,.tools,.result,.empty,hr,.figure,.pg){max-width:var(--tw);margin-left:auto;margin-right:auto}.brand{justify-content:space-between;align-items:center;gap:var(--u);margin:0 0 calc(var(--u)*1.5);display:flex}.brand .blinks{gap:calc(var(--u)*1.5);display:flex}.logo{align-items:center;gap:calc(var(--u)*1.25);color:var(--text);min-width:0;display:flex;text-decoration:none!important}.logo-mark{border:1.5px solid var(--text);border-radius:var(--radius);width:30px;height:30px;font:700 13px/1 var(--mono);letter-spacing:-.02em;flex:none;justify-content:center;align-items:center;display:flex}.logo-word{flex-direction:column;min-width:0;line-height:1.15;display:flex}.logo-word b{letter-spacing:.01em;font-size:16px;font-weight:650}.logo-word b i{color:var(--accent);font-style:normal}.logo.big .logo-mark{width:40px;height:40px;font-size:16px}.logo.big .logo-word b{font-size:22px}.logo.big .logo-word small{font-size:12px}.homehead{justify-content:space-between;align-items:center;gap:calc(var(--u)*2);margin:0 0 calc(var(--u)*5);display:flex}.wrap .homehead,.wrap .xgrid{max-width:var(--tw);margin-left:auto;margin-right:auto}.xgrid{gap:calc(var(--u)*2);grid-template-columns:repeat(auto-fill,minmax(260px,1fr));display:grid}.xcard{gap:calc(var(--u)*.75);padding:calc(var(--u)*2.5);border:1px solid var(--line);border-radius:var(--radius);color:var(--text);flex-direction:column;display:flex;text-decoration:none!important}.xcard:hover{background:var(--sel);border-color:var(--line-strong)}.xcard:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.xcard b{font-size:17px;font-weight:650;line-height:1.35}.xcard .xd{color:var(--muted);font-size:14px}.xcard .xs{color:var(--muted);font-size:14px;line-height:1.5}body.home aside{display:none!important}body.home .topbar{justify-content:flex-end}body.home .topbar :is(#menuBtn,.t,.tsearch){display:none}.no-progress .pg,.no-progress .chk,.no-progress .cards .stats,.no-progress [data-m=ok],.no-progress [data-m=new],.no-progress [data-act=reset]{display:none!important}.logo-word small{color:var(--muted);white-space:nowrap;font-size:11px}.textbtn{color:var(--muted);background:0 0;border:0;padding:0;font-size:13px}.textbtn:hover{color:var(--accent);text-decoration:underline}.ctrls{align-items:center;gap:var(--u);flex:none;display:flex}.cbtn{min-width:36px;height:32px;padding:0 calc(var(--u)*1.25);border:1px solid var(--line);border-radius:var(--radius);color:var(--text);white-space:nowrap;background:0 0;justify-content:center;align-items:center;font-size:14px;line-height:1;display:inline-flex}.cbtn:hover{background:var(--sel)}.cbtn:focus{outline:none}.cbtn:focus-visible{outline:2px solid var(--accent);outline-offset:1px;z-index:1;position:relative}.seg{display:inline-flex}.seg .cbtn{border-radius:0}.seg .cbtn:first-child{border-radius:var(--radius) 0 0 var(--radius)}.seg .cbtn:last-child{border-radius:0 var(--radius) var(--radius) 0;border-left:0}.theme-btn{width:36px;padding:0}.topbar .theme-btn{display:none}body.home .topbar .theme-btn{display:inline-flex}.exam-title{color:var(--muted);margin:0 0 calc(var(--u)*2);font-size:13px;line-height:1.5}.search{width:100%;padding:var(--u) calc(var(--u)*1.5);border:1px solid var(--line);border-radius:var(--radius);background:var(--bg);color:var(--text);margin-bottom:calc(var(--u)*2);font:inherit;font-size:14px}.search:focus{border-color:var(--line-strong);outline:none}nav a{gap:var(--u);padding:calc(var(--u)*.5) var(--u);border-radius:var(--radius);color:var(--text);font-size:14px;line-height:1.45;display:flex}nav a:hover{background:var(--sel);text-decoration:none}nav a.active{color:var(--accent);background:var(--sel);font-weight:600}nav a.todo{color:var(--faint)}nav .sec{justify-content:flex-start;align-items:center;gap:var(--u);border-radius:var(--radius);width:100%;padding:calc(var(--u)*.5) var(--u);margin:calc(var(--u)*2) 0 calc(var(--u)*.5);color:var(--muted);text-align:left;background:0 0;border:0;font-size:12px;line-height:1.4;display:flex}nav .sec:hover{color:var(--text)}nav .sec:focus{outline:none}nav .sec:focus-visible{outline:2px solid var(--accent);outline-offset:1px}nav .sec:before,details>summary:before{content:"";width:6px;height:6px;margin:0 calc(var(--u)*.5) 0 calc(var(--u)*.25);color:var(--faint);border-bottom:1.5px solid;border-right:1.5px solid;flex:none;display:inline-block;transform:rotate(-45deg)}nav .sec[aria-expanded=true]:before,details[open]>summary:before{transform:rotate(45deg)}nav .sec:hover:before,details>summary:hover:before{color:var(--text)}nav .num{font-variant-numeric:tabular-nums;min-width:36px;color:var(--faint);flex:none;font-size:13px}nav .mark{color:var(--muted);margin-left:auto;font-size:12px}.topbar{gap:calc(var(--u)*1.5);z-index:10;background:var(--bg);padding:var(--u) calc(var(--u)*4);margin:calc(var(--u)*-5) calc(var(--u)*-4) calc(var(--u)*3);border-bottom:1px solid var(--line);align-items:center;display:flex;position:sticky;top:0}.topbar .t a{color:var(--muted)}.topbar .t .sep{margin:0 calc(var(--u)*1);color:var(--faint)}.topbar .t .cur{font-weight:600}.topbar .tsearch{flex:0 0 min(420px,42%);width:auto;min-width:0;margin:0}.topbar .t{white-space:nowrap;text-overflow:ellipsis;flex:1;min-width:0;font-size:14px;font-weight:600;overflow:hidden}.d-only{display:none}.ico{display:block}.ibtn{width:36px;padding:0}@media (width>=861px){.m-only{display:none}.d-only{display:inline-flex}body.side-hidden aside{display:none}}h1{margin:0 0 var(--u);font-size:26px;font-weight:650;line-height:1.3}h2{margin:calc(var(--u)*5) 0 calc(var(--u)*1.5);font-size:19px;font-weight:650;line-height:1.35}h3{margin:calc(var(--u)*4) 0 var(--u);font-size:17px;font-weight:650}h4{margin:calc(var(--u)*3) 0 var(--u);font-size:16px;font-weight:650}.meta{color:var(--muted);margin:0 0 calc(var(--u)*3);font-size:14px}.meta a{color:var(--accent)}.md p{margin:calc(var(--u)*1.5) 0}.md ul,.md ol{padding-left:calc(var(--u)*3);margin:var(--u) 0}.md li{margin:calc(var(--u)*.5) 0}.md code{font-family:var(--mono);color:var(--muted);font-size:.88em}.md hr,hr{border:0;border-top:1px solid var(--line);margin:calc(var(--u)*3) 0}strong{font-weight:650}.tbl{margin:calc(var(--u)*2) 0;overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:15px}th,td{padding:var(--u) calc(var(--u)*1.5) var(--u) 0;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{border-bottom-color:var(--line-strong);font-weight:600}.warn{border-left:2px solid var(--line-strong);padding:0 0 0 calc(var(--u)*2);margin:calc(var(--u)*3) 0}.warn:before{content:attr(data-label);color:var(--muted);letter-spacing:.02em;margin-bottom:calc(var(--u)*.5);font-size:12px;display:block}.warn>p:first-child,.warn>.md>p:first-child{margin-top:0}.note{border-left:2px solid var(--line);padding:0 0 0 calc(var(--u)*2);margin:calc(var(--u)*3) 0;color:var(--muted)}.extra{color:var(--faint);white-space:nowrap;font-size:12px}details{margin:calc(var(--u)*1.5) 0;border-bottom:1px solid var(--line)}details>summary{padding:var(--u) 0;cursor:pointer;color:var(--text);align-items:center;font-weight:600;list-style:none;display:flex}details>summary::-webkit-details-marker{display:none}details>.body{padding:0 0 var(--u)}.example{margin:calc(var(--u)*3) 0}.example details{margin:var(--u) 0 0}.figure{margin:calc(var(--u)*2) 0;color:var(--text)}.figure svg{--bg:var(--bg);border:1px solid var(--line);border-radius:var(--radius);width:100%;max-width:400px;height:auto;display:block}.item{padding:calc(var(--u)*1.5) 0 calc(var(--u)*1.5)}.item+.item{margin-top:calc(var(--u)*1.5)}.item .q{gap:calc(var(--u)*1.5);display:flex}.item .qid{font-variant-numeric:tabular-nums;flex:none;min-width:32px;font-weight:650}.item .qtext{flex:1;min-width:0}.item details{margin:var(--u) 0 0;border:0}.item details>summary{padding:calc(var(--u)*.5) 0;color:var(--accent);font-size:14px;font-weight:400}.item details>.body{border-left:2px solid var(--line);padding:0 0 0 calc(var(--u)*2)}.tools{gap:calc(var(--u)*2);margin-top:var(--u);color:var(--muted);flex-wrap:wrap;align-items:center;font-size:13px;display:flex}label.chk{gap:calc(var(--u)*.75);cursor:pointer;user-select:none;align-items:center;display:inline-flex}.tabs{gap:calc(var(--u)*3);margin:calc(var(--u)*2) 0 calc(var(--u)*3);border-bottom:1px solid var(--line);flex-wrap:wrap;display:flex}.tabs a{padding:var(--u) 0;color:var(--muted);border-bottom:2px solid #0000;margin-bottom:-1px;font-size:15px}.tabs a.on{color:var(--text);border-bottom-color:var(--text);font-weight:600}.tabs a:hover{color:var(--text);text-decoration:none}.rkq .title{margin:0 0 calc(var(--u)*4);text-align:center;color:var(--muted);font-size:15px;line-height:1.5}.rkq .title b{color:var(--text);font-size:17px;display:block}.rkq h2{margin-top:calc(var(--u)*5)}.rkq h2 sup{color:var(--muted);font-size:.6em;font-weight:400}.rkq ol{margin:0;padding:0;list-style:none}.rkq li{gap:calc(var(--u)*1.5);padding:calc(var(--u)*.75) 0;margin:0;display:flex}.rkq .n{font-variant-numeric:tabular-nums;min-width:34px;color:var(--muted);flex:none}.rkq .tx{flex:1;min-width:0}.rkq li a{color:var(--accent)}.rkq li a:hover{text-decoration:underline}.rkq .tx .pts{color:var(--muted)}.rkq .fn{color:var(--muted);margin:calc(var(--u)*1.5) 0 0;font-size:13px}.rkq .fn sup{margin-right:4px}.rkq .grp{margin:calc(var(--u)*2) 0 0}.rkq .grp>p{margin:0 0 var(--u)}.rkq .after{color:var(--muted);margin:var(--u) 0 0;font-size:14px}.wrap .cards{max-width:var(--tw);margin-left:auto;margin-right:auto}.cards .card{border:1px solid var(--line);border-radius:var(--radius);padding:calc(var(--u)*3);margin:calc(var(--u)*2) 0}.cards .cid{color:var(--muted);margin:0 0 var(--u);font-size:13px}.cards .cq{margin:0 0 calc(var(--u)*2);font-size:18px;line-height:1.5}.cards .ans{border-top:1px solid var(--line);margin-top:calc(var(--u)*2);padding-top:calc(var(--u)*2)}.cards .row{gap:var(--u);margin:calc(var(--u)*2) 0 0;flex-wrap:wrap;align-items:center;display:flex}.cards .stats{color:var(--muted);margin:0 0 calc(var(--u)*2);font-size:14px}.cards .btn{min-height:36px}@media (width<=860px){.cards .btn{min-height:44px}}.stat{color:var(--muted);font-size:13px;font-weight:400}.btn{border:1px solid var(--line-strong);background:var(--bg);border-radius:var(--radius);padding:calc(var(--u)*.75) calc(var(--u)*2);font-size:14px}.btn:hover{border-color:var(--text)}.timer{font:600 24px/1 var(--mono);font-variant-numeric:tabular-nums}.timer.low{font-weight:800}.sev{color:var(--muted);text-transform:lowercase;font-size:12px}.sev.major{color:var(--text);font-weight:700}.empty{color:var(--muted);padding:calc(var(--u)*4) 0}.result{color:var(--muted);margin:0 0 var(--u);font-size:14px}mark{color:inherit;background:0 0;font-weight:700}.katex-display{padding:calc(var(--u)*.25) 0;overflow:auto hidden}.katex{font-size:1.05em}@media (width<=860px){aside{z-index:20;width:min(288px,88vw);height:calc(100dvh - 57px);transition:transform .2s;position:fixed;top:57px;left:0;transform:translate(-102%)}body.nav-open aside{transform:none;box-shadow:0 0 24px #00000014}main{padding:var(--u) calc(var(--u)*2) calc(var(--u)*10)}.topbar{z-index:30;box-sizing:border-box;height:57px;padding:var(--u) calc(var(--u)*2);margin:calc(var(--u)*-1) calc(var(--u)*-2) var(--u);display:flex}.topbar .t{display:none}.topbar.no-search .t{display:block}.topbar .tsearch{flex:auto}.cbtn{min-width:44px;height:40px}.theme-btn{width:44px}h1{font-size:22px}}.resizer{cursor:col-resize;z-index:5;touch-action:none;width:8px;position:absolute;top:0;bottom:0;right:0}.resizer:after{content:"";background:var(--accent);opacity:0;width:2px;transition:opacity .12s;position:absolute;top:0;bottom:0;right:0}.resizer:hover:after,body.resizing .resizer:after{opacity:1}body.resizing{cursor:col-resize;user-select:none}@media (width<=860px){.resizer{display:none}}#menuBtn{justify-content:center;align-items:center;width:36px;padding:0;display:inline-flex}@media (width<=860px){#menuBtn{width:44px}}.cards .cardwrap{cursor:pointer;will-change:transform;position:relative}.cards .cardwrap.enter{animation:.22s ease-out cardin}@keyframes cardin{0%{opacity:0;transform:scale(.96)translateY(8px)}to{opacity:1;transform:none}}.cards .face{box-sizing:border-box;border:1px solid var(--line-strong);border-radius:var(--radius);background:var(--bg);width:100%;min-width:0;max-width:100%;min-height:240px;padding:calc(var(--u)*3);overflow-wrap:anywhere;border-color:color-mix(in srgb,var(--ok) calc(var(--k,0)*100%),var(--line-strong));flex-direction:column;display:flex}.cards .face .cq{flex:1;align-items:center;margin:0;display:flex}.cards .cqt{min-width:0}.cards .katex-display.wide,.cards .katex-display.wide *{touch-action:pan-x pan-y}.cards .katex-display.wide{scrollbar-width:none;-webkit-mask-image:linear-gradient(90deg,#000 calc(100% - 28px),#0000);mask-image:linear-gradient(90deg,#000 calc(100% - 28px),#0000)}.cards .face,.cards .face *{touch-action:pan-y}.cards .face.back .ans{border:0;margin:0;padding:0;overflow-x:auto}.cards .tap{color:var(--faint);margin-top:calc(var(--u)*2);font-size:13px}.cards .hint{top:calc(var(--u)*1.5);z-index:3;letter-spacing:.02em;opacity:0;pointer-events:none;border:1.5px solid var(--text);border-radius:var(--radius);padding:2px calc(var(--u)*1.25);background:var(--bg);font-size:14px;font-weight:650;position:absolute}.cards .hint.hl{right:calc(var(--u)*2)}.cards .hint.hr{left:calc(var(--u)*2)}.cards .deckhead{color:var(--muted);margin:calc(var(--u)*2) 0 var(--u);justify-content:space-between;align-items:center;font-size:14px;display:flex}.cards .lnk{color:var(--accent);background:0 0;border:0;padding:0;font-size:14px}.cards .bar{background:var(--line);height:2px}.cards .bar i{background:var(--text);height:100%;transition:width .25s;display:block}.cards .row.sw{justify-content:space-between}.cards .card.done{text-align:center}.cards .card.done .row{justify-content:center}.wrap .mats{max-width:var(--tw);margin-left:auto;margin-right:auto}.mhead{justify-content:space-between;align-items:center;gap:var(--u);margin:0 0 calc(var(--u)*1.5);display:flex}.mfiles{margin:0 0 calc(var(--u)*2);padding:0;list-style:none}.mfiles li{gap:calc(var(--u)*2);padding:calc(var(--u)*.75) 0;flex-wrap:wrap;align-items:baseline;display:flex}.mfiles .mname{overflow-wrap:anywhere;flex:1;min-width:160px}.mgrid{gap:var(--u);margin:0 0 calc(var(--u)*3);grid-template-columns:repeat(auto-fill,minmax(150px,1fr));display:grid}.mthumb{border:1px solid var(--line);border-radius:var(--radius);text-align:left;background:0 0;flex-direction:column;gap:4px;padding:0;display:flex;overflow:hidden}.mthumb:hover{border-color:var(--line-strong)}.mthumb:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.mthumb img{aspect-ratio:4/3;object-fit:cover;background:var(--sel);width:100%;height:auto;display:block}.mthumb span{color:var(--muted);padding:0 calc(var(--u)*1) calc(var(--u)*.75);white-space:nowrap;text-overflow:ellipsis;font-size:12px;overflow:hidden}body.lb-open{overflow:hidden}.lb{z-index:100;color:#eee;background:#0b0b0b;flex-direction:column;display:flex;position:fixed;inset:0}.lb[hidden]{display:none!important}.lb-top{align-items:center;gap:calc(var(--u)*1.5);padding:var(--u) calc(var(--u)*2);flex:none;font-size:14px;display:flex}.lb-cap{white-space:nowrap;text-overflow:ellipsis;flex:1;min-width:0;overflow:hidden}.lb-cnt{color:#aaa;font-variant-numeric:tabular-nums}.lb-btn{border-radius:var(--radius);color:#eee;padding:4px calc(var(--u)*1.5);cursor:pointer;background:0 0;border:1px solid #666;font-size:14px;text-decoration:none!important}.lb-btn:hover{border-color:#eee}.lb-btn.on{background:#262626;border-color:#eee}.lb-ico{justify-content:center;align-items:center;padding:4px 8px;display:inline-flex}.lb-ico svg{display:block}.lb-body{flex:1;min-height:0;display:flex}.lb-main{flex-direction:column;flex:1;min-width:0;min-height:0;display:flex;position:relative}.lb-stage{touch-action:none;cursor:grab;flex:1;justify-content:center;align-items:center;min-height:0;display:flex;position:relative;overflow:hidden}.lb-img{object-fit:contain;user-select:none;-webkit-user-drag:none;will-change:transform;max-width:100%;max-height:100%}.lb-nav{color:#eee;cursor:pointer;opacity:.7;background:0 0;border:0;width:48px;height:72px;font-size:44px;line-height:1;position:absolute;top:50%;transform:translateY(-50%)}.lb-nav:hover{opacity:1}.lb-prev{left:4px}.lb-next{right:4px}.lb-sol{width:var(--solw,min(460px,44vw));scrollbar-width:none;padding:calc(var(--u)*2);color:#eee;background:#141414;border-left:1px solid #333;flex:none;font-size:15px;line-height:1.5;overflow:auto}.lb-sol[hidden]{display:none}.lb-rs{z-index:6;cursor:col-resize;touch-action:none;flex:none;width:8px;margin-right:-8px;display:none;position:relative}.lb-rs:after{content:"";background:var(--accent);opacity:0;width:2px;transition:opacity .12s;position:absolute;top:0;bottom:0;left:0}.lb-rs:hover:after,body.resizing .lb-rs:after{opacity:1}.lb.sol-open .lb-rs{display:block}.sol-head{justify-content:space-between;align-items:center;gap:var(--u);display:flex}.sol-head b{overflow-wrap:anywhere;min-width:0}.sol-note{color:#999;margin:var(--u) 0 calc(var(--u)*2);font-size:13px}.sol-t{padding:calc(var(--u)*1.5) 0;border-top:1px solid #2c2c2c}.sol-q{gap:calc(var(--u)*1.5);align-items:baseline;display:flex}.sol-n{color:#9a9a9a;font-variant-numeric:tabular-nums;flex:none}.sol-c{min-width:0}.lb-sol details{margin-top:var(--u);border-bottom:0}.lb-sol summary{cursor:pointer;color:#bbb;font-size:14px}.lb-sol summary:hover{color:#fff}.sol-s{margin-top:var(--u);scrollbar-width:none;overflow:auto hidden}.sol-s::-webkit-scrollbar,.sol-s .katex-display::-webkit-scrollbar,.lb-sol::-webkit-scrollbar{display:none}.sol-s p{margin:.5em 0}.sol-s .katex-display{scrollbar-width:none;margin:.6em 0;overflow:auto hidden}.msol{color:var(--faint);padding:0 var(--u) calc(var(--u)*.75);margin-top:calc(var(--u)*-.75);font-size:12px;font-style:normal;display:block}.mfiles a.ico{border-radius:var(--radius);align-self:center;align-items:center;padding:4px 6px;display:inline-flex;text-decoration:none!important}.mfiles a.ico:hover{background:var(--sel)}.mfiles a.ico svg{display:block}@media (width<=860px){.lb-nav{display:none}.lb-body{flex-direction:column}.lb-sol{border-top:1px solid #333;border-left:0;width:auto;height:58%}.lb.sol-open .lb-rs{display:none}}a.btn{color:var(--accent);line-height:1.4;display:inline-block;text-decoration:none!important}.mats a.btn{box-sizing:border-box;max-width:100%}@media (width<=520px){.mfiles .mname{flex-basis:100%}.mfiles li{gap:calc(var(--u)*1.5)}.mfiles .stat{flex:1}}.cards .deck{touch-action:pan-y;-webkit-user-select:none;user-select:none;margin:calc(var(--u)*2) 0;max-width:100%}.cards .flip{transform-origin:50%;transition:transform .15s ease-out}.cards .flip.turn{transition-timing-function:ease-in;transform:scaleX(0)}.cards .face.back .ans{max-width:100%;overflow-x:auto}.cards .face img,.cards .face svg{max-width:100%;height:auto}.cards .cardwrap.drag-l .face{border-color:var(--ok);box-shadow:0 0 0 calc(var(--k,0)*2px) var(--ok)}.cards .cardwrap.drag-r .face{border-color:var(--bad);box-shadow:0 0 0 calc(var(--k,0)*2px) var(--bad)}.cards .hint.hl{color:var(--ok);border-color:var(--ok)}.cards .hint.hr{color:var(--bad);border-color:var(--bad)}.ok{color:var(--ok)}.bad{color:var(--bad)}.cards .stats b,.cards .deckhead b{font-weight:650}.cards .btn[data-act=know]{border:1.5px solid var(--ok)}.cards .btn[data-act=dont]{border:1.5px solid var(--bad)}.cards .btn[data-act=know]:hover{background:color-mix(in srgb,var(--ok) 12%,transparent)}.cards .btn[data-act=dont]:hover{background:color-mix(in srgb,var(--bad) 12%,transparent)}@media (width<=860px){.cards .face{padding:calc(var(--u)*2);min-height:200px}.cards .cq{font-size:17px}}@media (prefers-reduced-motion:reduce){.cards .flip{transition:none}}main{overflow-x:clip}.widget{margin:calc(var(--u)*2) 0}.cv{border:1px solid var(--line);border-radius:var(--radius);padding:calc(var(--u)*1.5) calc(var(--u)*2);background:var(--bg);color:var(--text)}.cv-ctrl{gap:var(--u) calc(var(--u)*3);margin-bottom:var(--u);flex-wrap:wrap;align-items:center;display:flex}.cv-ctrl label{align-items:center;gap:var(--u);color:var(--muted);font-size:14px;display:flex}.cv-ctrl select{font:inherit;color:var(--text);background:var(--bg);border:1px solid var(--line-strong);border-radius:var(--radius);padding:4px var(--u);font-size:14px}.cv-ctrl input[type=range]{width:150px;accent-color:var(--accent)}.cv-out{font-variant-numeric:tabular-nums;min-width:34px;color:var(--text);font-weight:600}.cv-svg{border:0;width:100%;max-width:none;height:auto;display:block}.cv-grid{stroke:var(--line);stroke-width:1px}.cv-tick{fill:var(--faint);font-size:11px}.cv-lbl{fill:var(--muted);font-size:12px}.cv-lbl.bad{fill:var(--bad);font-weight:600}.cv-cut{stroke:var(--line-strong);stroke-width:1px;stroke-dasharray:2 3}.cv-band{fill:color-mix(in srgb,var(--accent) 16%,transparent)}.cv-edge{stroke-width:1px;stroke-dasharray:4 3}.cv-edge.ok{stroke:var(--ok)}.cv-edge.bad{stroke:var(--bad)}.cv-pt.head{fill:var(--faint)}.cv-pt.ok{fill:var(--ok)}.cv-pt.bad{fill:var(--bad)}.cv-ring{fill:none;stroke:var(--bad);stroke-width:1.5px}.cv-pair{stroke:var(--bad);stroke-width:1.5px}.cv-pair.thin{stroke-width:1px;stroke-dasharray:3 3}.cv-stats{gap:var(--u) calc(var(--u)*2);margin-top:var(--u);grid-template-columns:repeat(auto-fit,minmax(150px,1fr));display:grid}.cv-k{color:var(--muted);font-size:12px}.cv-v{font-variant-numeric:tabular-nums;font-size:20px;font-weight:600}.cv-verdict{padding-top:4px;font-size:14px;line-height:1.4}.cv-verdict.ok{color:var(--ok)}.cv-verdict.bad{color:var(--bad)}.cv-note{margin:calc(var(--u)*1.5) 0 0;font-size:15px}.cv-legend{margin:var(--u) 0 0;color:var(--muted);font-size:13px}.row.sw .mid{gap:var(--u);display:flex}.cards .row.sw{gap:var(--u);flex-wrap:nowrap}.cards .row.sw .btn{white-space:nowrap}@media (width<=480px){.cards .row.sw .lbl,.cards .row.sw .arr{display:none}.cards .row.sw,.cards .row.sw .mid{gap:6px}.cards .row.sw .btn{padding-left:10px;padding-right:10px;font-size:15px}}@media (width<=350px){.cards .row.sw .btn{padding-left:8px;padding-right:8px;font-size:14px}}.sol-acts{gap:var(--u);flex:none;display:flex}@media (width<=520px){.lb-top{gap:var(--u);padding:var(--u)}.lb-top .lb-btn{padding:4px 8px}}.modal-bg{z-index:200;background:#00000073;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.modal{background:var(--bg);color:var(--text);border:1px solid var(--line);width:100%;max-width:420px;padding:calc(var(--u)*2.5);border-radius:12px;box-shadow:0 10px 40px #00000040}.modal h2{margin:0 0 calc(var(--u)*1.25);font-size:18px}.modal p{margin:0 0 var(--u);font-size:14px;line-height:1.5}.modal .upd-sub{color:var(--muted);font-size:13px}.modal .upd-sub:empty{display:none}.modal-acts{justify-content:flex-end;gap:var(--u);margin-top:calc(var(--u)*2);display:flex}.btn.pri{background:var(--text);color:var(--bg);border-color:var(--text)}.btn[disabled]{opacity:.6}@media (width<=480px){.modal-acts .btn{flex:1;min-height:44px}}.modal-bg{overflow-y:auto}.modal-wide{max-width:520px;max-height:calc(100dvh - 32px);overflow-y:auto}.modal h3{margin:calc(var(--u)*2) 0 calc(var(--u)*.75);font-size:14px}.modal ul{margin:0;padding-left:18px;font-size:14px;line-height:1.5}.modal li{margin:0 0 calc(var(--u)*.5)}.info-st{gap:calc(var(--u)*.5) calc(var(--u)*1.5);padding:calc(var(--u)*1.25);border:1px solid var(--line);border-radius:8px;grid-template-columns:auto 1fr;margin:0;font-size:14px;display:grid}.info-st dt{color:var(--muted)}.info-st dd{margin:0}.info-st dd.ok{color:var(--ok)}.info-st dd.bad{color:var(--bad)}@media (width<=480px){.info-st{gap:calc(var(--u)*.75) var(--u);padding:var(--u);font-size:13px}.info-st dt{max-width:110px}.modal-wide{padding:calc(var(--u)*2)}}.item:has(>.q){--qi:44px;padding:calc(var(--u)*2) 0 calc(var(--u)*1.75) var(--qi);border-top:1px solid var(--line)}.item:has(>.q)+.item{margin-top:0}.item:has(>.q) .q{margin-left:calc(-1*var(--qi));gap:0}.item:has(>.q) .qid{min-width:var(--qi);color:var(--muted);font-weight:600}.item:has(>.q) .qtext{line-height:1.6}.item:has(>.q)>details{margin:calc(var(--u)*.75) 0 0}.item:has(>.q)>details:not([open]){margin-right:calc(var(--u)*2.5);vertical-align:middle;display:inline-block}.item:has(>.q)>details>summary{padding:2px 0;font-size:14px}.item:has(>.q)>details[open]>summary{margin-bottom:calc(var(--u)*.75)}.item:has(>.q)>details>.body{margin:0 0 calc(var(--u)*.5)}.item:has(>.q)>.tools{margin-top:calc(var(--u)*.75);vertical-align:middle;gap:calc(var(--u)*2.5);min-height:28px;display:inline-flex}.item:has(>.q)>details[open]~.tools{display:flex}details>summary:before{margin-right:calc(var(--u)*.75)}.item:has(>.q) .tools a{color:var(--muted)}.item:has(>.q) .tools a:hover{color:var(--accent)}@media (width<=860px){.item:has(>.q){--qi:36px}.item:has(>.q)>.tools{gap:calc(var(--u)*2)}}.wrap .subjects{max-width:var(--tw);margin:calc(var(--u)*4) auto 0;gap:calc(var(--u)*4) calc(var(--u)*3);grid-template-columns:repeat(auto-fit,minmax(300px,1fr));display:grid}.subjects h2{margin:0 0 calc(var(--u)*1.5);color:var(--muted);font-size:15px;font-weight:600}.subjects .xgrid{grid-template-columns:1fr;max-width:none}.xcard{padding:calc(var(--u)*2.5) calc(var(--u)*2.5) calc(var(--u)*2);gap:var(--u);border-radius:10px;height:100%;transition:border-color .12s,background .12s}.xcard b{font-size:18px}.xcard .xd{border:1px solid var(--line);color:var(--muted);border-radius:999px;align-self:flex-start;padding:3px 10px;font-size:12px;line-height:1.4}.xcard .xd.soon{color:var(--accent);border-color:var(--accent)}.xcard .xs{flex:1}.xcard .xgo{color:var(--accent);margin-top:calc(var(--u)*.5);font-size:14px}.xcard .xgo:after{content:" ›"}.xcard:hover .xgo{text-decoration:underline}.homehead{margin-bottom:calc(var(--u)*4)}.exam-title{flex-direction:column;gap:2px;display:flex}.exam-title b{color:var(--text);font-size:13px;font-weight:600}.exam-title .soon{color:var(--accent)}.side-head .info-btn,.side-head .upd-btn{display:none}@media (width<=860px){body:not(.home) .topbar .info-btn,body:not(.home) .topbar .upd-btn{display:none}.side-head .info-btn,.side-head .upd-btn{display:inline-flex}.brand .blinks{gap:var(--u)}}.cards .face{border-radius:10px}@media (width>=861px){.cards .cq{font-size:20px}}.wrap h2 .stat{font-weight:400}.stat.pg{margin-bottom:calc(var(--u)*1)}.subjects .subj{flex-direction:column;min-width:0;display:flex}.subjects .subj .xgrid{flex:1}.item:has(>.q)>.tools,.item:has(>.q)>details[open]~.tools{display:contents}.item:has(>.q)>.tools>*{vertical-align:middle;margin:calc(var(--u)*.75) calc(var(--u)*2.5) 0 0;align-items:center;min-height:28px;display:inline-flex}.item:has(>.q)>.tools>span{display:inline}.item:has(>.q)>details[open]~.tools>:first-child{margin-left:0}@media (width<=860px){.item:has(>.q)>.tools>*{margin-right:calc(var(--u)*2)}.side-head .logo-word small{display:none}.side-head .logo{flex:1}}.wrap .subjects h2,.wrap .subjects .xgrid{max-width:none;margin-left:0;margin-right:0}.theme-btn .ico-bulb,:root[data-theme=dark] .theme-btn .ico-moon{display:none}:root[data-theme=dark] .theme-btn .ico-bulb{display:block}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .theme-btn .ico-moon{display:none}:root:not([data-theme=light]) .theme-btn .ico-bulb{display:block}}.variant[data-state=idle] .v-body,.variant[data-state=idle] #vFinish,.variant[data-state=idle] #vReset,.variant:not([data-state=idle]) .v-start,.variant:not([data-state=idle]) .v-empty,.variant:not([data-state=done]) .v-answer,.variant:not([data-state=done]) .v-total,.variant[data-state=done] #vFinish,.disc-item[hidden]{display:none}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.tsearch-form{display:contents}.flash{max-width:var(--tw);margin:0 auto calc(var(--u)*2);padding:calc(var(--u)*1.25) calc(var(--u)*1.5);border:1px solid var(--line);border-radius:var(--radius)}.flash.ok{border-color:var(--ok);color:var(--ok)}.flash.bad{border-color:var(--bad);color:var(--bad)}form.inline{gap:var(--u);flex-wrap:wrap;align-items:center;margin:0;display:flex}form.inline .search{flex:140px;width:auto;min-width:0;margin:0}form.row,.row{gap:var(--u);flex-wrap:wrap;align-items:center;display:flex}form.row .search{flex:200px;width:auto;margin:0}.logout{margin-top:calc(var(--u)*3)}.admin .tbl td,.admin .tbl th{vertical-align:middle}.admin select,.form-grid select,.form-grid input,.form-grid textarea{font:inherit;color:var(--text);background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:calc(var(--u)*.75) var(--u);font-size:14px}.form-grid{gap:calc(var(--u)*2);max-width:860px;margin:0;display:grid}.form-grid label>span{color:var(--muted);margin-bottom:calc(var(--u)*.5);font-size:13px;display:block}.form-grid textarea{width:100%;min-height:220px;font-family:var(--mono);line-height:1.5}.form-grid input[type=text],.form-grid input[type=date]{width:100%}.form-grid fieldset{border:1px solid var(--line);border-radius:var(--radius);padding:var(--u) calc(var(--u)*1.5)}.form-grid legend{color:var(--muted);padding:0 calc(var(--u)*.5);font-size:13px}.checks{gap:var(--u) calc(var(--u)*2);flex-wrap:wrap;display:flex}.login-way{max-width:var(--tw);margin:calc(var(--u)*3) auto}.login-way .stat{margin:calc(var(--u)*1.5) 0 0;max-width:none}.btn.pri,a.btn.pri{background:var(--text);color:var(--bg);border-color:var(--text)}.btn.pri:hover{opacity:.88}.btn,a.btn:not(.pri){color:var(--text)}.btn.danger{border-color:var(--bad);color:var(--bad)}details.confirm{gap:var(--u);flex-wrap:wrap;align-items:center;display:inline-flex}details.confirm>summary{cursor:pointer;list-style:none}details.confirm>summary::-webkit-details-marker{display:none}details.confirm[open]>summary{opacity:.7}body.wide .wrap{--tw:1400px;max-width:1400px}body.no-side aside,body.no-side #menuBtn,body.no-side .topbar .t>*{display:none}.tlogo{flex:none;display:flex}@media (width<=860px){.tlogo .logo-word small{display:none}}.hw-filter,.filters{gap:calc(var(--u)*1.5);margin:calc(var(--u)*2) 0 calc(var(--u)*3);padding:calc(var(--u)*2);border:1px solid var(--line);border-radius:var(--radius);grid-template-columns:repeat(auto-fit,minmax(140px,1fr));align-items:end;display:grid}.hw-filter label,.filters label{color:var(--muted);flex-direction:column;gap:4px;font-size:12px;display:flex}.hw-filter label.grow,.filters label.grow{grid-column:span 2}@media (width<=420px){.hw-filter label.grow,.filters label.grow{grid-column:1/-1}}.hw-filter select,.hw-filter input,.filters select,.filters input{font:inherit;color:var(--text);background:var(--bg);border:1px solid var(--line-strong);border-radius:var(--radius);padding:calc(var(--u)*.75) var(--u);min-height:38px;font-size:14px}.hw-filter .btn,.filters .btn{min-height:38px}.hw-section h2{margin:calc(var(--u)*3) 0 var(--u);color:var(--muted);font-size:15px;font-weight:600}.hw-list{border:1px solid var(--line);border-radius:calc(var(--radius)*1.5);flex-direction:column;display:flex;overflow:hidden}.hw-row{gap:calc(var(--u)*2);padding:calc(var(--u)*1.5) calc(var(--u)*2);color:var(--text);border-top:1px solid var(--line);grid-template-columns:64px minmax(0,1fr) auto;align-items:center;display:grid;text-decoration:none!important}.hw-row:first-child{border-top:0}.hw-row:hover{background:var(--sel)}.hw-row:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}.hw-row.past{opacity:.65}.hw-date{border:1px solid var(--line-strong);border-radius:var(--radius);text-align:center;flex-direction:column;justify-content:center;align-items:center;min-height:52px;line-height:1.1;display:flex}.hw-date b{font-variant-numeric:tabular-nums;font-size:20px}.hw-date small{color:var(--muted);font-size:11px}.hw-date.soon{border-color:var(--accent)}.hw-date.soon b{color:var(--accent)}.hw-main{flex-direction:column;gap:4px;min-width:0;display:flex}.hw-title{font-size:16px;font-weight:650;line-height:1.35}.hw-sub{gap:4px calc(var(--u)*1.25);color:var(--muted);flex-wrap:wrap;align-items:center;font-size:13px;display:flex}.hw-excerpt{color:var(--muted);white-space:nowrap;text-overflow:ellipsis;font-size:14px;overflow:hidden}.hw-side{color:var(--muted);text-align:right;flex-direction:column;align-items:flex-end;gap:4px;max-width:220px;font-size:13px;display:flex}.chip{border:1px solid var(--line-strong);color:var(--text);border-radius:999px;padding:1px 8px;font-size:12px;display:inline-block}.hw-meta{gap:calc(var(--u)*.75) calc(var(--u)*1.5);color:var(--muted);flex-wrap:wrap;align-items:center;font-size:13px;display:flex}.hw-due.soon{color:var(--accent);font-weight:600}.hw-due.over{color:var(--faint)}@media (width<=640px){.hw-row{gap:calc(var(--u)*1.5);padding:calc(var(--u)*1.5);grid-template-columns:52px minmax(0,1fr)}.hw-side{text-align:left;align-items:center;gap:calc(var(--u)*1.25);flex-flow:wrap;grid-column:2;max-width:none}.hw-excerpt{white-space:normal;-webkit-line-clamp:2;-webkit-box-orient:vertical;display:-webkit-box}}.hw-full .hw-meta{margin-bottom:calc(var(--u)*2)}.hw-text{white-space:normal;overflow-wrap:anywhere;font-size:16px;line-height:1.65}.hw-text p{margin:0 0 var(--u)}.pager{margin:calc(var(--u)*3) auto;max-width:var(--tw);flex-wrap:wrap;justify-content:center;align-items:center;gap:6px;display:flex}.pager .btn{text-align:center;min-width:40px}.pager span.btn[aria-disabled]{opacity:.45}.pager .gap{color:var(--muted)}body.admin .wrap{--tw:1400px;max-width:1400px}.tiles{gap:calc(var(--u)*1.5);margin:0 0 calc(var(--u)*2);grid-template-columns:repeat(auto-fill,minmax(190px,1fr));display:grid}.tile{border:1px solid var(--line);border-radius:var(--radius);padding:calc(var(--u)*1.5) calc(var(--u)*2);min-width:0}.tile b{font-variant-numeric:tabular-nums;white-space:nowrap;font-size:26px;font-weight:650;line-height:1.2;display:block}.tile b small{color:var(--muted);font-size:15px;font-weight:600}.tile span{color:var(--muted);margin-top:4px;font-size:13px;line-height:1.4;display:block}.tile.bad b{color:var(--bad)}.charts{gap:calc(var(--u)*2);margin:0 0 calc(var(--u)*3);grid-template-columns:repeat(auto-fit,minmax(min(100%,440px),1fr));display:grid}.chart-box{border:1px solid var(--line);border-radius:var(--radius);padding:calc(var(--u)*1.5) calc(var(--u)*2) var(--u);min-width:0;margin:0}.chart-box.wide{margin:0 0 calc(var(--u)*3)}.chart-box figcaption{margin-bottom:var(--u);font-size:14px;font-weight:600}.chart-wrap{height:240px;position:relative}.chart-wrap>div{width:100%;height:100%}.chart-wrap.tall{height:360px}details.tables{margin:calc(var(--u)*2) 0}details.tables>summary{cursor:pointer;margin-bottom:var(--u);font-weight:600}.num{text-align:right;font-variant-numeric:tabular-nums}.warn-many{color:var(--bad)}.viewas{gap:var(--u);margin-top:calc(var(--u)*3);padding-top:calc(var(--u)*2);border-top:1px solid var(--line);flex-direction:column;display:flex}.viewas label{color:var(--muted);flex-direction:column;gap:4px;font-size:12px;display:flex}.viewas select{font:inherit;color:var(--text);background:var(--bg);border:1px solid var(--line-strong);border-radius:var(--radius);padding:calc(var(--u)*.75) var(--u);font-size:14px}.viewas-banner{align-items:center;gap:calc(var(--u)*1.5);max-width:var(--tw);margin:0 auto calc(var(--u)*3);padding:calc(var(--u)*1.5) calc(var(--u)*2);border:1px solid var(--accent);border-radius:var(--radius);flex-wrap:wrap;display:flex}:root{--select-arrow:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5l5 5 5-5' fill='none' stroke='%236e6e6e' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")}:root[data-theme=dark]{--select-arrow:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5l5 5 5-5' fill='none' stroke='%23a0a0a0' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--select-arrow:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5l5 5 5-5' fill='none' stroke='%23a0a0a0' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")}}select{-webkit-appearance:none;appearance:none;cursor:pointer;background-image:var(--select-arrow)!important;background-position:right 12px center!important;background-repeat:no-repeat!important;background-size:12px 8px!important;padding-right:36px!important}select:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.topbar .t{flex:auto}.topbar .tsearch{flex:0 300px;width:300px}@media (width<=860px){.topbar .tsearch{flex:auto;width:auto}}.dlist{border:1px solid var(--line);border-radius:calc(var(--radius)*1.5);margin:0 0 calc(var(--u)*2);flex-direction:column;display:flex;overflow:hidden}.drow{gap:var(--u) calc(var(--u)*2);padding:calc(var(--u)*1.25) calc(var(--u)*2);border-top:1px solid var(--line);grid-template-columns:minmax(0,1fr) auto;align-items:center;display:grid}.drow:first-child{border-top:0}.drow:hover{background:var(--sel)}.drow .dmain{flex-direction:column;gap:6px;min-width:0;display:flex}.drow .dtitle{font-variant-numeric:tabular-nums;overflow-wrap:anywhere;font-weight:650}.drow .dsub{color:var(--muted);flex-wrap:wrap;gap:6px;font-size:12px;display:flex}.drow .dsub .chip b{font-variant-numeric:tabular-nums}.drow .dsub code{overflow-wrap:anywhere;font-size:12px}.drow .dact{gap:var(--u);align-items:center;display:flex}.chip.warn-many{border-color:var(--bad);color:var(--bad)}@media (width<=640px){.drow{padding:calc(var(--u)*1.25) calc(var(--u)*1.5);grid-template-columns:1fr}.drow .dact{justify-content:flex-start}}@media (width<=720px){.tbl.stack table,.tbl.stack tbody,.tbl.stack tr,.tbl.stack td{width:100%;display:block}.tbl.stack thead{display:none}.tbl.stack tr{border:1px solid var(--line);border-radius:var(--radius);padding:var(--u) calc(var(--u)*1.5);margin:0 0 var(--u)}.tbl.stack td{overflow-wrap:anywhere;text-align:left!important;border:0!important;padding:4px 0!important}.tbl.stack td[data-label]:before{content:attr(data-label);color:var(--muted);text-transform:none;font-size:11px;display:block}.tbl.stack td:empty{display:none}}@media (width<=640px){.hw-filter,.filters{gap:var(--u);padding:calc(var(--u)*1.5);grid-template-columns:1fr 1fr}.hw-filter label.grow,.filters label.grow,.hw-filter>.btn,.filters>.btn,.filters>a.btn,.filters label.chk{grid-column:1/-1}.hw-filter select,.filters select,.hw-filter input,.filters input{min-height:40px}.hw-filter>.btn,.filters>.btn,.filters>a.btn{width:100%}.tiles{gap:var(--u);grid-template-columns:1fr 1fr}.tile{padding:var(--u) calc(var(--u)*1.25)}.tile b{font-size:22px}.tile span{font-size:12px}.chart-box{padding:var(--u)}.chart-wrap{height:220px}}.hw-filter label.chk,.filters label.chk{color:var(--text);flex-direction:row;align-items:center;gap:8px;min-height:38px;font-size:13px}.tbl td code{white-space:normal;overflow-wrap:anywhere;word-break:break-word;font-size:12px}.admin .tbl table{table-layout:auto;width:100%}.admin .tbl td{overflow-wrap:anywhere}.field{flex-direction:column;gap:6px;min-width:0;display:flex}.field>label>span,.field legend{color:var(--muted);font-size:13px}.field input[type=text],.field input[type=date],.field select,.field textarea{width:100%}.field-row{gap:calc(var(--u)*2);grid-template-columns:1fr 1fr;display:grid}@media (width<=640px){.field-row{grid-template-columns:1fr}}.field-err{color:var(--bad);margin:0;font-size:13px}.form-err{padding:var(--u) calc(var(--u)*1.5);border:1px solid var(--bad);border-radius:var(--radius)}[aria-invalid=true]{border-color:var(--bad)!important}.file-pick{color:var(--muted);margin:0;padding:0;font-size:13px;list-style:none}.file-pick:empty{display:none}.upload-progress .bar{background:var(--line);border-radius:3px;height:6px;margin-bottom:6px;overflow:hidden}.upload-progress .bar i{background:var(--accent);width:0;height:100%;transition:width .2s;display:block}.hw-doc{max-width:var(--tw);margin:0 auto}.hw-doc :is(h1,h2,h3,p,ul,ol,div,.meta,.mgrid,.mfiles){max-width:none;margin-left:0;margin-right:0}.hw-full h1{margin-bottom:var(--u)}.hw-full .hw-meta{margin:0 0 calc(var(--u)*2.5)}.hw-full .hw-text{margin-bottom:calc(var(--u)*2)}.hw-files-title{font-size:15px;margin:calc(var(--u)*3) 0 var(--u)!important}.hw-full .mfiles{margin-bottom:calc(var(--u)*2)}.hw-full .mgrid .mthumb{cursor:default;flex-direction:column;display:flex}.hw-full .mgrid .mthumb>a{display:block}.hw-full .mgrid .mthumb>span{justify-content:space-between;align-items:center;gap:6px;display:flex}.hw-full .mgrid .mthumb a.ico{border-radius:var(--radius);color:var(--muted);padding:2px 4px;display:inline-flex}.hw-full .mgrid .mthumb a.ico svg{width:16px;height:16px}.hw-full .mgrid .mthumb a.ico:hover{background:var(--sel);color:var(--text)}.hw-side-list{flex-direction:column;gap:2px;display:flex}.hw-side-list .hw-back{padding:calc(var(--u)*.75) var(--u);color:var(--muted);font-size:13px}.hw-mini{gap:var(--u);padding:calc(var(--u)*.75) var(--u);border-radius:var(--radius);color:var(--text);grid-template-columns:52px minmax(0,1fr);align-items:start;display:grid;text-decoration:none!important}.hw-mini:hover{background:var(--sel)}.hw-mini.active{background:var(--sel);box-shadow:inset 2px 0 0 var(--accent)}.hw-mini.past{opacity:.65}.hw-mini-date{color:var(--muted);font-variant-numeric:tabular-nums;padding-top:2px;font-size:12px}.hw-mini-date.soon{color:var(--accent);font-weight:600}.hw-mini-main{flex-direction:column;min-width:0;display:flex}.hw-mini-title{overflow-wrap:anywhere;font-size:14px;line-height:1.35}.hw-mini-main .stat{font-size:12px}.hw-files{align-items:center;gap:4px;display:inline-flex}.hw-files svg{display:block}.hw-full .mfiles li{gap:calc(var(--u)*1.5);grid-template-columns:minmax(0,1fr) auto 64px 32px;align-items:center;display:grid}.hw-full .mfiles .mname{min-width:0}@media (width<=520px){.hw-full .mfiles li{grid-template-columns:minmax(0,1fr) auto 32px}.hw-full .mfiles li .stat{grid-area:2/1/auto/-1}}.tbl form.inline input[name=title]{flex:16em;min-width:16em}