@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(../media/KaTeX_AMS-Regular.25ieegmnh38ts.woff2)format("woff2"),url(../media/KaTeX_AMS-Regular.10y3kupq4t663.woff)format("woff"),url(../media/KaTeX_AMS-Regular.418dr7cz3fo2x.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(../media/KaTeX_Caligraphic-Bold.06b-ya9t43ioz.woff2)format("woff2"),url(../media/KaTeX_Caligraphic-Bold.2vmk2hva4ctha.woff)format("woff"),url(../media/KaTeX_Caligraphic-Bold.40ltxhe834pns.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(../media/KaTeX_Caligraphic-Regular.2eph4dlhid_m9.woff2)format("woff2"),url(../media/KaTeX_Caligraphic-Regular.3gxeetazf831f.woff)format("woff"),url(../media/KaTeX_Caligraphic-Regular.07-7u27-nhn_r.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(../media/KaTeX_Fraktur-Bold.2sasz-d-jtw8y.woff2)format("woff2"),url(../media/KaTeX_Fraktur-Bold.1alcy76__wdj2.woff)format("woff"),url(../media/KaTeX_Fraktur-Bold.19yqa_tc9d_gx.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(../media/KaTeX_Fraktur-Regular.2d10y4xmjvzlf.woff2)format("woff2"),url(../media/KaTeX_Fraktur-Regular.110oo81prr9n5.woff)format("woff"),url(../media/KaTeX_Fraktur-Regular.2qhy34r6a05dn.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(../media/KaTeX_Main-Bold.3-rowy8o6_4ky.woff2)format("woff2"),url(../media/KaTeX_Main-Bold.0v1esh257kqpe.woff)format("woff"),url(../media/KaTeX_Main-Bold.0us_n0tnxlxu7.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(../media/KaTeX_Main-BoldItalic.14r2naom8mrec.woff2)format("woff2"),url(../media/KaTeX_Main-BoldItalic.13355ck5zr48q.woff)format("woff"),url(../media/KaTeX_Main-BoldItalic.3x_u9cepaced0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(../media/KaTeX_Main-Italic.0lig0v9j0700p.woff2)format("woff2"),url(../media/KaTeX_Main-Italic.0afv392dj4w59.woff)format("woff"),url(../media/KaTeX_Main-Italic.2hkw3230mfwcv.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(../media/KaTeX_Main-Regular.1ryvsdzh2w1_e.woff2)format("woff2"),url(../media/KaTeX_Main-Regular.15u8r3b2y7fv4.woff)format("woff"),url(../media/KaTeX_Main-Regular.0symfa7dqj6jd.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(../media/KaTeX_Math-BoldItalic.1oopuu636h4il.woff2)format("woff2"),url(../media/KaTeX_Math-BoldItalic.12pl58orkw9rg.woff)format("woff"),url(../media/KaTeX_Math-BoldItalic.0y5w36a5aq__2.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(../media/KaTeX_Math-Italic.32405s1aq8vas.woff2)format("woff2"),url(../media/KaTeX_Math-Italic.0w0b1ugh62cfr.woff)format("woff"),url(../media/KaTeX_Math-Italic.2vkekfblmz5nb.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(../media/KaTeX_SansSerif-Bold.0h3wi2z_eouyg.woff2)format("woff2"),url(../media/KaTeX_SansSerif-Bold.1ovw5p-yjp56g.woff)format("woff"),url(../media/KaTeX_SansSerif-Bold.2d03q85pwxpti.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(../media/KaTeX_SansSerif-Italic.0wkjc4dm2kcit.woff2)format("woff2"),url(../media/KaTeX_SansSerif-Italic.1qavw__2zz8gk.woff)format("woff"),url(../media/KaTeX_SansSerif-Italic.3i-q087b23-m8.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(../media/KaTeX_SansSerif-Regular.2peiewu59z3d-.woff2)format("woff2"),url(../media/KaTeX_SansSerif-Regular.1i4afx8nk8n4r.woff)format("woff"),url(../media/KaTeX_SansSerif-Regular.31pbu25feko_c.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(../media/KaTeX_Script-Regular.11h14300o9pd0.woff2)format("woff2"),url(../media/KaTeX_Script-Regular.3110jb9c-bxna.woff)format("woff"),url(../media/KaTeX_Script-Regular.28p_x7iz71ofe.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size1-Regular.03lhvx36ekcou.woff2)format("woff2"),url(../media/KaTeX_Size1-Regular.1slf4bh0hc6vm.woff)format("woff"),url(../media/KaTeX_Size1-Regular.1y57-ck23ey8c.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size2-Regular.14s5gg-puz6h-.woff2)format("woff2"),url(../media/KaTeX_Size2-Regular.0-kwyvx03omo8.woff)format("woff"),url(../media/KaTeX_Size2-Regular.2u0s-b07k2o9m.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size3-Regular.1n1rgzz84z8r9.woff2)format("woff2"),url(../media/KaTeX_Size3-Regular.04o9a_02gu_e8.woff)format("woff"),url(../media/KaTeX_Size3-Regular.1pkn-dge4q0fv.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size4-Regular.2sgotkdv3dcyv.woff2)format("woff2"),url(../media/KaTeX_Size4-Regular.3p2r1l7xmebxv.woff)format("woff"),url(../media/KaTeX_Size4-Regular.2uelkfk2yna5e.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(../media/KaTeX_Typewriter-Regular.11gr2d2wuwz77.woff2)format("woff2"),url(../media/KaTeX_Typewriter-Regular.12f8myjij3617.woff)format("woff"),url(../media/KaTeX_Typewriter-Regular.3nee9kjfy6nm8.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:"0.17.0"}.katex .katex-mathml{clip-path:inset(50%);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.newline{display:block}.katex .base{white-space:nowrap;width:min-content;position:relative}.katex .base,.katex .strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;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 .vbox{flex-direction:column;align-items:baseline;display:inline-flex}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{flex-direction:row;display:inline-flex}.katex .thinbox{width:0;max-width:0}.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 .hdashline,.katex .hline,.katex .mfrac .frac-line,.katex .overline .overline-line,.katex .rule,.katex .underline .underline-line{min-height:1px}.katex .mspace{display:inline-block}.katex .smash{line-height:0;display:inline}.katex .clap,.katex .llap,.katex .rlap{width:0;position:relative}.katex .clap>.inner,.katex .llap>.inner,.katex .rlap>.inner{position:absolute}.katex .clap>.fix,.katex .llap>.fix,.katex .rlap>.fix{display:inline-block}.katex .llap>.inner{right:0}.katex .clap>.inner,.katex .rlap>.inner{left:0}.katex .clap>.inner>span{margin-left:-50%;margin-right:50%}.katex .rule{border:0 solid;display:inline-block;position:relative}.katex .hline,.katex .overline .overline-line,.katex .underline .underline-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .hdashline{border-bottom-style:dashed;width:100%;display:inline-block}.katex .sqrt>.root{margin-left:.277778em;margin-right:-.555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .sizing.reset-size2.size1{font-size:.833333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .sizing.reset-size2.size3{font-size:1.16667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.33333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .sizing.reset-size2.size6{font-size:1.66667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .sizing.reset-size2.size10{font-size:3.45667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.14667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.714286em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.857143em}.katex .fontsize-ensurer.reset-size3.size3,.katex .sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .sizing.reset-size3.size4{font-size:1.14286em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.28571em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.42857em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.71429em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.05714em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.46857em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.96286em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.55429em}.katex .fontsize-ensurer.reset-size4.size1,.katex .sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .sizing.reset-size5.size1{font-size:.555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .sizing.reset-size5.size6{font-size:1.11111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.33333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .sizing.reset-size5.size10{font-size:2.30444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.76444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .sizing.reset-size7.size1{font-size:.416667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .sizing.reset-size7.size3{font-size:.583333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .sizing.reset-size7.size6{font-size:.833333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .sizing.reset-size7.size10{font-size:1.72833em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.07333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.347222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.416667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.486111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .sizing.reset-size8.size6{font-size:.694444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.833333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .sizing.reset-size8.size10{font-size:1.44028em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.72778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.289352em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.347222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.405093em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.520833em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.578704em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.694444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.833333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .sizing.reset-size9.size10{font-size:1.20023em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.43981em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.24108em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.289296em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.385728em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.433944em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.48216em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.578592em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.694311em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.833173em}.katex .fontsize-ensurer.reset-size10.size10,.katex .sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .sizing.reset-size10.size11{font-size:1.19961em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.200965em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.241158em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.281351em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.321543em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.361736em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.401929em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.482315em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.694534em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.833601em}.katex .fontsize-ensurer.reset-size11.size11,.katex .sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{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 .accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .accent .accent-body{position:relative}.katex .accent .accent-body:not(.accent-full){width:0}.katex .overlay{display:block}.katex .mtable .vertical-separator{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 .stretchy{width:100%;display:block;position:relative;overflow:hidden}.katex .stretchy:after,.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 .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 .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>.tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.tag{left:0;right:auto}.katex-display.fleqn>.katex{text-align:left;padding-left:2em}body{counter-reset:katexEqnNo mmlEqnNo}
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-space-y-reverse:0;--tw-border-style:solid;--tw-leading:initial;--tw-font-weight:initial;--tw-tracking:initial;--tw-shadow:0 0 #0000;--tw-shadow-color:initial;--tw-shadow-alpha:100%;--tw-inset-shadow:0 0 #0000;--tw-inset-shadow-color:initial;--tw-inset-shadow-alpha:100%;--tw-ring-color:initial;--tw-ring-shadow:0 0 #0000;--tw-inset-ring-color:initial;--tw-inset-ring-shadow:0 0 #0000;--tw-ring-inset:initial;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-offset-shadow:0 0 #0000;--tw-outline-style:solid;--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial;--tw-backdrop-blur:initial;--tw-backdrop-brightness:initial;--tw-backdrop-contrast:initial;--tw-backdrop-grayscale:initial;--tw-backdrop-hue-rotate:initial;--tw-backdrop-invert:initial;--tw-backdrop-opacity:initial;--tw-backdrop-saturate:initial;--tw-backdrop-sepia:initial}}}@layer theme{:root,:host{--font-mono:var(--font-geist-mono);--color-black:#000;--color-white:#fff;--spacing:.25rem;--container-md:28rem;--container-2xl:42rem;--container-5xl:64rem;--text-xs:.75rem;--text-xs--line-height:calc(1 / .75);--text-sm:.875rem;--text-sm--line-height:calc(1.25 / .875);--text-base:1rem;--text-base--line-height:calc(1.5 / 1);--text-lg:1.125rem;--text-lg--line-height:calc(1.75 / 1.125);--text-4xl:2.25rem;--text-4xl--line-height:calc(2.5 / 2.25);--text-5xl:3rem;--text-5xl--line-height:1;--font-weight-normal:400;--font-weight-medium:500;--font-weight-semibold:600;--font-weight-bold:700;--tracking-tight:-.025em;--leading-tight:1.25;--leading-snug:1.375;--leading-relaxed:1.625;--radius-md:.375rem;--radius-lg:.5rem;--radius-xl:.75rem;--default-transition-duration:.15s;--default-transition-timing-function:cubic-bezier(.4, 0, .2, 1);--default-font-family:var(--font-geist-sans);--default-mono-font-family:var(--font-geist-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components{.prose-meta{color:var(--muted);font-size:.875rem;line-height:1.5}.prose-kicker{letter-spacing:.05em;text-transform:uppercase;color:var(--accent);margin-bottom:.5rem;font-size:.75rem;font-weight:600}.nav-link{color:var(--muted);border-radius:.375rem;align-items:center;gap:.375rem;padding:.3125rem .625rem;font-size:.8125rem;font-weight:500;transition:color .14s,background-color .14s;display:inline-flex}.nav-link:hover{color:var(--foreground);background:var(--surface-soft)}.nav-link-active{color:var(--foreground)}.icon-btn{width:2rem;height:2rem;color:var(--muted);border-radius:.375rem;justify-content:center;align-items:center;transition:color .14s,background-color .14s;display:inline-flex}.icon-btn:hover{color:var(--foreground);background:var(--surface-soft)}.icon-btn:focus-visible,.nav-link:focus-visible{box-shadow:0 0 0 2px var(--focus-ring);outline:none}.feed-divider>*+*{border-top:1px solid var(--border)}.tag-pill{color:var(--muted);background:var(--surface-soft);border-radius:9999px;align-items:center;padding:.125rem .625rem;font-size:.75rem;font-weight:500;transition:color .14s,background-color .14s;display:inline-flex}.tag-pill:hover{color:var(--foreground);background:var(--border)}.tag-pill-accent{color:var(--accent);border-radius:9999px;align-items:center;padding:.125rem .625rem;font-size:.75rem;font-weight:500;transition:color .14s,background-color .14s;display:inline-flex}.tag-pill-accent:hover{background:var(--accent-soft)}.sidebar-tag-link{border:1px solid var(--border);background:var(--surface-soft);color:var(--muted);border-radius:9999px;align-items:center;padding:.25rem .625rem;font-size:.8125rem;line-height:1.25;transition:color .14s,background-color .14s,border-color .14s;display:inline-flex}.sidebar-tag-link:hover{color:var(--accent);border-color:var(--accent)}@supports (color:color-mix(in lab, red, red)){.sidebar-tag-link:hover{border-color:color-mix(in srgb, var(--accent) 30%, var(--border))}}.sidebar-tag-link:hover{background:var(--accent-soft)}.sidebar-tag-link:focus-visible{box-shadow:0 0 0 2px var(--focus-ring);outline:none}.feed-title{font-size:var(--text-feed-title);color:var(--foreground);font-weight:700;line-height:1.25}.feed-slug{text-overflow:ellipsis;white-space:nowrap;min-width:0;max-width:100%;font-family:var(--font-mono);color:var(--muted);border-radius:.25rem;font-size:.75rem;line-height:1.25;transition:color .14s;overflow:hidden}.feed-slug:hover{color:var(--foreground);text-decoration:underline}.feed-slug:focus-visible{box-shadow:0 0 0 2px var(--focus-ring);outline:none}.feed-chip-row{flex-wrap:nowrap;align-items:center;gap:.25rem;min-width:0;display:flex;overflow:hidden}.feed-chip{white-space:nowrap;color:var(--muted);background:var(--surface-soft);border-radius:.25rem;flex-shrink:0;align-items:center;padding:.0625rem .375rem;font-size:.75rem;line-height:1.25;display:inline-flex}.feed-chip-link{transition:color .14s,background-color .14s}.feed-chip-link:hover{color:var(--foreground);background:var(--border)}.feed-chip-link:focus-visible{box-shadow:0 0 0 2px var(--focus-ring);outline:none}.feed-chip-overflow{color:var(--muted);background:var(--surface-soft)}.feed-meta-row{align-items:center;gap:.75rem;min-width:0;margin-top:1rem;display:flex}.feed-meta-left{color:var(--muted);flex-shrink:0;font-size:.875rem;line-height:1.5}.feed-meta-divider{background:var(--border);flex-shrink:0;width:1px;height:.875rem}.feed-meta-right{flex:1;justify-content:flex-end;min-width:0}.feed-meta-right .feed-chip-row{justify-content:flex-end}.page-title{font-size:var(--text-page-title);letter-spacing:-.02em;color:var(--foreground);font-weight:700;line-height:1.15}.page-shell{flex-direction:column;flex:1;width:100%;max-width:64rem;margin-inline:auto;padding-block:1.75rem;padding-inline:1.25rem;display:flex}@media (min-width:768px){.page-shell{padding-block:2.5rem;padding-inline:1.5rem}}.page-shell-wide{max-width:80rem}.page-shell-gap{gap:2rem}.page-shell-gap-home{gap:2.5rem}.article-detail-toc{z-index:20;top:var(--site-header-offset);width:var(--article-toc-width);border-right:1px solid var(--border);background:var(--background);transition:width .2s;position:fixed;bottom:0;left:0;overflow:hidden}.article-detail-toc-resizing,.article-detail-main-resizing .article-detail-content-shift{transition:none}.article-detail-toc-collapsed{border-right:none}.article-detail-toc-inner{flex-direction:column;height:100%;padding:1.25rem 1rem 1.25rem 1.25rem;display:flex;position:relative}@media (min-width:768px){.article-detail-toc-inner{padding:1.5rem 1rem 1.5rem 1.5rem}}.article-detail-toc-header{flex-shrink:0;justify-content:space-between;align-items:center;gap:.5rem;margin-bottom:.75rem;display:flex}.article-detail-toc-body{flex:1;min-height:0;padding-right:.25rem;overflow-y:auto}.article-toc-resize-handle{z-index:2;cursor:col-resize;touch-action:none;width:6px;position:absolute;top:0;bottom:0;right:-3px}.article-toc-resize-handle:hover,.article-toc-resize-handle:active{background:var(--accent)}@supports (color:color-mix(in lab, red, red)){.article-toc-resize-handle:hover,.article-toc-resize-handle:active{background:color-mix(in srgb, var(--accent) 18%, transparent)}}.article-toc-expand-tab{z-index:20;top:var(--site-header-offset);border-right:1px solid var(--border);border-bottom:1px solid var(--border);background:var(--background);width:2rem;height:2.5rem;color:var(--muted);border-bottom-right-radius:.375rem;justify-content:center;align-items:center;transition:color .14s,background-color .14s;position:fixed;left:0}.article-toc-expand-tab:hover{color:var(--foreground);background:var(--surface-soft)}@media (min-width:1280px){.article-detail-content-shift{padding-left:var(--article-toc-current-width,var(--article-toc-width));transition:padding-left .2s}}@media (prefers-reduced-motion:reduce){.article-detail-toc,.article-detail-content-shift{transition:none}}body.article-toc-resizing{cursor:col-resize;-webkit-user-select:none;user-select:none}.article-toc-nav{min-width:0}.article-toc-tree,.article-toc-tree-children{margin:0;padding:0;list-style:none}.article-toc-tree-row{align-items:flex-start;min-width:0;display:flex}.article-toc-tree-guides{flex-shrink:0;align-items:stretch;display:flex}.article-toc-tree-guide{border-left:1px solid var(--border);flex-shrink:0;width:.75rem}@supports (color:color-mix(in lab, red, red)){.article-toc-tree-guide{border-left:1px solid color-mix(in srgb, var(--border) 80%, transparent)}}.article-toc-tree-guide-active{border-left-color:var(--border)}@supports (color:color-mix(in lab, red, red)){.article-toc-tree-guide-active{border-left-color:color-mix(in srgb, var(--border) 100%, transparent)}}.article-toc-tree-chevron,.article-toc-tree-chevron-placeholder{width:1rem;height:1.75rem;color:var(--muted);flex-shrink:0;justify-content:center;align-items:flex-start;padding-top:.125rem;display:inline-flex}.article-toc-tree-chevron{border-radius:.25rem;transition:color .14s,background-color .14s}.article-toc-tree-chevron:hover{color:var(--foreground);background:var(--surface-soft)}.article-toc-tree-label{text-align:left;min-width:0;color:var(--muted);flex:1;align-items:flex-start;gap:.375rem;padding:.125rem .25rem .125rem 0;font-size:.875rem;line-height:1.375;transition:color .14s;display:flex}.article-toc-tree-text{overflow-wrap:anywhere;white-space:normal;flex:1;min-width:0}.article-toc-tree-label:hover{color:var(--accent)}.article-toc-tree-label-active{color:var(--accent);font-weight:500}.article-toc-tree-number{font-variant-numeric:tabular-nums;color:var(--muted);flex-shrink:0;font-size:.75rem}@supports (color:color-mix(in lab, red, red)){.article-toc-tree-number{color:color-mix(in srgb, var(--muted) 60%, transparent)}}.article-toc-tree-label-active .article-toc-tree-number{color:var(--accent)}@supports (color:color-mix(in lab, red, red)){.article-toc-tree-label-active .article-toc-tree-number{color:color-mix(in srgb, var(--accent) 70%, transparent)}}.fab-stack{z-index:40;bottom:max(1.25rem, env(safe-area-inset-bottom));right:max(1.25rem, env(safe-area-inset-right));flex-direction:column;gap:.5rem;display:flex;position:fixed}.fab-btn{border:1px solid var(--border);background:var(--surface);width:2.75rem;height:2.75rem;color:var(--foreground);border-radius:9999px;justify-content:center;align-items:center;transition:background-color .14s,opacity .2s;display:inline-flex;box-shadow:0 1px 2px #0000000f}.fab-btn:hover{background:var(--surface-soft)}.fab-btn:focus-visible{box-shadow:0 0 0 2px var(--focus-ring);outline:none}.fab-btn-left{z-index:40;bottom:max(1.25rem, env(safe-area-inset-bottom));left:max(1.25rem, env(safe-area-inset-left));position:fixed}@media (min-width:1280px){.fab-btn-left{display:none}}.tab-link{white-space:nowrap;color:var(--muted);-webkit-user-select:none;user-select:none;border-bottom:2px solid #0000;flex-shrink:0;padding:.625rem .75rem;font-size:.875rem;transition:color .14s,border-color .14s}.tab-link:hover{color:var(--foreground)}.tab-link-active{border-bottom-color:var(--foreground);color:var(--foreground);font-weight:500}.tab-link:focus-visible{box-shadow:0 0 0 2px var(--focus-ring);outline:none}.ghost-btn{color:var(--muted);border-radius:.375rem;align-items:center;gap:.375rem;padding:.375rem .625rem;font-size:.875rem;transition:color .14s,background-color .14s;display:inline-flex}.ghost-btn:hover{color:var(--foreground);background:var(--surface-soft)}.ghost-btn:focus-visible{box-shadow:0 0 0 2px var(--focus-ring);outline:none}.option-btn{border-radius:.375rem;padding:.25rem .625rem;font-size:.75rem;font-weight:500;transition:color .14s,background-color .14s}.option-btn-selected{background:var(--foreground);color:var(--background)}.option-btn-unselected{color:var(--muted)}.option-btn-unselected:hover{color:var(--foreground);background:var(--surface-soft)}.option-btn:focus-visible{box-shadow:0 0 0 2px var(--focus-ring);outline:none}.text-link{color:var(--muted);align-items:center;gap:.25rem;font-size:.875rem;font-weight:500;transition:color .14s;display:inline-flex}.text-link:hover{color:var(--foreground)}.text-link:focus-visible{box-shadow:0 0 0 2px var(--focus-ring);outline:none}.site-logo-link{letter-spacing:-.025em;align-items:center;min-width:0;font-size:.875rem;font-weight:700;transition:color .14s;display:inline-flex}@media (min-width:768px){.site-logo-link{font-size:1rem}}.site-logo-link:hover{color:var(--accent)}.site-logo-link:focus-visible{box-shadow:0 0 0 2px var(--focus-ring);outline:none}.mobile-nav-link{color:var(--muted);border-radius:.375rem;align-items:center;gap:.5rem;padding:.625rem .75rem;font-size:.875rem;font-weight:500;transition:color .14s,background-color .14s;display:inline-flex}.mobile-nav-link:hover{color:var(--foreground);background:var(--surface-soft)}.mobile-nav-link:focus-visible{box-shadow:0 0 0 2px var(--focus-ring);outline:none}.category-list-link{justify-content:space-between;align-items:center;gap:1rem;padding-block:1.25rem;transition:color .14s;display:flex}.category-list-link:first-child{padding-top:0}.category-list-link:last-child{padding-bottom:0}.category-list-link:focus-visible{box-shadow:0 0 0 2px var(--focus-ring);outline:none}.tag-cloud-link{align-items:baseline;gap:.5rem;transition:color .14s;display:inline-flex}.tag-cloud-link:hover{color:var(--accent)}.tag-cloud-link:focus-visible{box-shadow:0 0 0 2px var(--focus-ring);outline:none}.footer-external-link{color:var(--muted);align-items:center;gap:.25rem;transition:color .14s;display:inline-flex}.footer-external-link:hover{color:var(--foreground)}.footer-external-link:focus-visible{box-shadow:0 0 0 2px var(--focus-ring);outline:none}.footer-commit-link{font-family:var(--font-mono);color:var(--muted);font-weight:500;transition:color .14s}.footer-commit-link:hover{color:var(--foreground)}.footer-commit-link:focus-visible{box-shadow:0 0 0 2px var(--focus-ring);outline:none}.feed-title a{transition:color .14s}.feed-title a:hover{color:var(--accent)}.feed-title a:focus-visible{box-shadow:0 0 0 2px var(--focus-ring);outline:none}.calendar-action-btn{color:var(--muted);border-radius:.375rem;margin-right:.25rem;padding:.25rem .375rem;font-size:.75rem;font-weight:500;transition:color .14s,background-color .14s}.calendar-action-btn:hover{color:var(--accent);background:var(--surface-soft)}.calendar-action-btn:focus-visible{box-shadow:0 0 0 2px var(--focus-ring);outline:none}.share-platform-btn{border:1px solid var(--border);background:var(--surface-soft);color:var(--muted);border-radius:.5rem;flex-direction:column;align-items:center;gap:.375rem;padding:.625rem .5rem;font-size:.75rem;transition:background-color .14s;display:inline-flex}.share-platform-btn:hover{background:var(--surface)}.share-platform-btn:focus-visible{box-shadow:0 0 0 2px var(--focus-ring);outline:none}.article-action-btn{color:var(--muted);background:0 0;border:none;border-radius:.375rem;align-items:center;gap:.25rem;padding:.25rem .5rem;font-size:.8125rem;transition:color .14s,background-color .14s;display:inline-flex}.article-action-btn:hover:not(:disabled){color:var(--foreground);background:var(--surface-soft)}.article-action-btn:focus-visible{box-shadow:0 0 0 2px var(--focus-ring);outline:none}.article-action-btn:disabled{cursor:not-allowed;opacity:.6}.article-action-btn-active{color:var(--accent);background:var(--accent-soft)}.popover-panel{border:1px solid var(--border);background:var(--surface);border-radius:.5rem;box-shadow:0 10px 15px -3px #0000001a,0 4px 6px -4px #0000001a}.sticky-chrome{background:var(--background)}@supports (color:color-mix(in lab, red, red)){.sticky-chrome{background:color-mix(in srgb, var(--background) 95%, transparent)}}.sticky-chrome{-webkit-backdrop-filter:blur(8px)saturate(150%);backdrop-filter:blur(8px)saturate(150%)}}@layer utilities{.pointer-events-none{pointer-events:none}.invisible{visibility:hidden}.visible{visibility:visible}.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.absolute{position:absolute}.fixed{position:fixed}.relative{position:relative}.static{position:static}.sticky{position:sticky}.inset-0{inset:0}.inset-x-0{inset-inline:0}.inset-y-0{inset-block:0}.top-0{top:0}.top-\[var\(--site-header-offset\)\]{top:var(--site-header-offset)}.top-full{top:100%}.right-0{right:0}.bottom-0{bottom:0}.bottom-20{bottom:calc(var(--spacing) * 20)}.left-0{left:0}.-z-10{z-index:calc(10 * -1)}.z-10{z-index:10}.z-20{z-index:20}.z-30{z-index:30}.z-40{z-index:40}.z-50{z-index:50}.container{width:100%}@media (min-width:40rem){.container{max-width:40rem}}@media (min-width:48rem){.container{max-width:48rem}}@media (min-width:64rem){.container{max-width:64rem}}@media (min-width:80rem){.container{max-width:80rem}}@media (min-width:96rem){.container{max-width:96rem}}.mx-auto{margin-inline:auto}.mt-2{margin-top:calc(var(--spacing) * 2)}.mt-3{margin-top:calc(var(--spacing) * 3)}.mt-4{margin-top:calc(var(--spacing) * 4)}.mt-5{margin-top:calc(var(--spacing) * 5)}.mt-8{margin-top:calc(var(--spacing) * 8)}.mt-10{margin-top:calc(var(--spacing) * 10)}.mt-12{margin-top:calc(var(--spacing) * 12)}.mb-2{margin-bottom:calc(var(--spacing) * 2)}.mb-3{margin-bottom:calc(var(--spacing) * 3)}.mb-4{margin-bottom:calc(var(--spacing) * 4)}.ml-2{margin-left:calc(var(--spacing) * 2)}.line-clamp-3{-webkit-line-clamp:3;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.block{display:block}.contents{display:contents}.flex{display:flex}.grid{display:grid}.hidden{display:none}.inline{display:inline}.inline-flex{display:inline-flex}.table{display:table}.h-0\.5{height:calc(var(--spacing) * .5)}.h-3{height:calc(var(--spacing) * 3)}.h-3\.5{height:calc(var(--spacing) * 3.5)}.h-4{height:calc(var(--spacing) * 4)}.h-5{height:calc(var(--spacing) * 5)}.h-7{height:calc(var(--spacing) * 7)}.h-8{height:calc(var(--spacing) * 8)}.h-32{height:calc(var(--spacing) * 32)}.h-40{height:calc(var(--spacing) * 40)}.h-\[4\.5rem\]{height:4.5rem}.h-full{height:100%}.min-h-full{min-height:100%}.w-3{width:calc(var(--spacing) * 3)}.w-3\.5{width:calc(var(--spacing) * 3.5)}.w-4{width:calc(var(--spacing) * 4)}.w-5{width:calc(var(--spacing) * 5)}.w-7{width:calc(var(--spacing) * 7)}.w-8{width:calc(var(--spacing) * 8)}.w-32{width:calc(var(--spacing) * 32)}.w-40{width:calc(var(--spacing) * 40)}.w-\[120px\]{width:120px}.w-\[min\(18rem\,calc\(100vw-2rem\)\)\]{width:min(18rem,100vw - 2rem)}.w-\[min\(40rem\,85vw\)\]{width:min(40rem,85vw)}.w-full{width:100%}.w-max{width:max-content}.max-w-2xl{max-width:var(--container-2xl)}.max-w-5xl{max-width:var(--container-5xl)}.max-w-\[8rem\]{max-width:8rem}.max-w-\[var\(--reader-content-max-width\)\]{max-width:var(--reader-content-max-width)}.max-w-full{max-width:100%}.max-w-md{max-width:var(--container-md)}.max-w-none{max-width:none}.min-w-0{min-width:0}.min-w-\[5\.5rem\]{min-width:5.5rem}.min-w-full{min-width:100%}.flex-1{flex:1}.shrink{flex-shrink:1}.shrink-0{flex-shrink:0}.border-collapse{border-collapse:collapse}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.cursor-zoom-in{cursor:zoom-in}.resize{resize:both}.grid-cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.grid-cols-7{grid-template-columns:repeat(7,minmax(0,1fr))}.flex-col{flex-direction:column}.flex-wrap{flex-wrap:wrap}.items-center{align-items:center}.items-end{align-items:flex-end}.items-start{align-items:flex-start}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.gap-0\.5{gap:calc(var(--spacing) * .5)}.gap-1{gap:var(--spacing)}.gap-1\.5{gap:calc(var(--spacing) * 1.5)}.gap-2{gap:calc(var(--spacing) * 2)}.gap-2\.5{gap:calc(var(--spacing) * 2.5)}.gap-3{gap:calc(var(--spacing) * 3)}.gap-4{gap:calc(var(--spacing) * 4)}.gap-14{gap:calc(var(--spacing) * 14)}:where(.space-y-1\.5>:not(:last-child)){--tw-space-y-reverse:0;margin-block-start:calc(calc(var(--spacing) * 1.5) * var(--tw-space-y-reverse));margin-block-end:calc(calc(var(--spacing) * 1.5) * calc(1 - var(--tw-space-y-reverse)))}:where(.space-y-3>:not(:last-child)){--tw-space-y-reverse:0;margin-block-start:calc(calc(var(--spacing) * 3) * var(--tw-space-y-reverse));margin-block-end:calc(calc(var(--spacing) * 3) * calc(1 - var(--tw-space-y-reverse)))}:where(.space-y-4>:not(:last-child)){--tw-space-y-reverse:0;margin-block-start:calc(calc(var(--spacing) * 4) * var(--tw-space-y-reverse));margin-block-end:calc(calc(var(--spacing) * 4) * calc(1 - var(--tw-space-y-reverse)))}:where(.space-y-8>:not(:last-child)){--tw-space-y-reverse:0;margin-block-start:calc(calc(var(--spacing) * 8) * var(--tw-space-y-reverse));margin-block-end:calc(calc(var(--spacing) * 8) * calc(1 - var(--tw-space-y-reverse)))}.gap-x-1\.5{column-gap:calc(var(--spacing) * 1.5)}.gap-x-4{column-gap:calc(var(--spacing) * 4)}.gap-y-1{row-gap:var(--spacing)}.gap-y-3{row-gap:calc(var(--spacing) * 3)}.truncate{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.overflow-hidden{overflow:hidden}.overflow-y-auto{overflow-y:auto}.rounded{border-radius:.25rem}.rounded-full{border-radius:3.40282e38px}.rounded-lg{border-radius:var(--radius-lg)}.rounded-xl{border-radius:var(--radius-xl)}.border{border-style:var(--tw-border-style);border-width:1px}.border-y{border-block-style:var(--tw-border-style);border-block-width:1px}.border-t{border-top-style:var(--tw-border-style);border-top-width:1px}.border-b{border-bottom-style:var(--tw-border-style);border-bottom-width:1px}.border-l{border-left-style:var(--tw-border-style);border-left-width:1px}.border-border{border-color:var(--border)}.bg-accent{background-color:var(--accent)}.bg-accent-soft{background-color:var(--accent-soft)}.bg-background,.bg-background\/90{background-color:var(--background)}@supports (color:color-mix(in lab, red, red)){.bg-background\/90{background-color:color-mix(in oklab, var(--background) 90%, transparent)}}.bg-black\/40{background-color:#0006}@supports (color:color-mix(in lab, red, red)){.bg-black\/40{background-color:color-mix(in oklab, var(--color-black) 40%, transparent)}}.bg-surface{background-color:var(--surface)}.bg-surface-soft{background-color:var(--surface-soft)}.object-cover{object-fit:cover}.p-3{padding:calc(var(--spacing) * 3)}.p-4{padding:calc(var(--spacing) * 4)}.p-5{padding:calc(var(--spacing) * 5)}.px-3{padding-inline:calc(var(--spacing) * 3)}.px-5{padding-inline:calc(var(--spacing) * 5)}.px-6{padding-inline:calc(var(--spacing) * 6)}.py-1{padding-block:var(--spacing)}.py-2{padding-block:calc(var(--spacing) * 2)}.py-3{padding-block:calc(var(--spacing) * 3)}.py-4{padding-block:calc(var(--spacing) * 4)}.py-6{padding-block:calc(var(--spacing) * 6)}.py-7{padding-block:calc(var(--spacing) * 7)}.py-10{padding-block:calc(var(--spacing) * 10)}.pb-6{padding-bottom:calc(var(--spacing) * 6)}.pl-2{padding-left:calc(var(--spacing) * 2)}.text-center{text-align:center}.text-left{text-align:left}.font-mono{font-family:var(--font-geist-mono)}.text-4xl{font-size:var(--text-4xl);line-height:var(--tw-leading,var(--text-4xl--line-height))}.text-base{font-size:var(--text-base);line-height:var(--tw-leading,var(--text-base--line-height))}.text-lg{font-size:var(--text-lg);line-height:var(--tw-leading,var(--text-lg--line-height))}.text-sm{font-size:var(--text-sm);line-height:var(--tw-leading,var(--text-sm--line-height))}.text-xs{font-size:var(--text-xs);line-height:var(--tw-leading,var(--text-xs--line-height))}.leading-relaxed{--tw-leading:var(--leading-relaxed);line-height:var(--leading-relaxed)}.leading-snug{--tw-leading:var(--leading-snug);line-height:var(--leading-snug)}.leading-tight{--tw-leading:var(--leading-tight);line-height:var(--leading-tight)}.font-bold{--tw-font-weight:var(--font-weight-bold);font-weight:var(--font-weight-bold)}.font-medium{--tw-font-weight:var(--font-weight-medium);font-weight:var(--font-weight-medium)}.font-normal{--tw-font-weight:var(--font-weight-normal);font-weight:var(--font-weight-normal)}.font-semibold{--tw-font-weight:var(--font-weight-semibold);font-weight:var(--font-weight-semibold)}.tracking-tight{--tw-tracking:var(--tracking-tight);letter-spacing:var(--tracking-tight)}.whitespace-nowrap{white-space:nowrap}.text-accent{color:var(--accent)}.text-border{color:var(--border)}.text-foreground{color:var(--foreground)}.text-muted{color:var(--muted)}.text-white\/85{color:#ffffffd9}@supports (color:color-mix(in lab, red, red)){.text-white\/85{color:color-mix(in oklab, var(--color-white) 85%, transparent)}}.antialiased{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.opacity-0{opacity:0}.opacity-100{opacity:1}.shadow{--tw-shadow:0 1px 3px 0 var(--tw-shadow-color,#0000001a), 0 1px 2px -1px var(--tw-shadow-color,#0000001a);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.shadow-xl{--tw-shadow:0 20px 25px -5px var(--tw-shadow-color,#0000001a), 0 8px 10px -6px var(--tw-shadow-color,#0000001a);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.ring-1{--tw-ring-shadow:var(--tw-ring-inset,) 0 0 0 calc(1px + var(--tw-ring-offset-width)) var(--tw-ring-color,currentcolor);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.ring-2{--tw-ring-shadow:var(--tw-ring-inset,) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color,currentcolor);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.ring-accent{--tw-ring-color:var(--accent)}.ring-border{--tw-ring-color:var(--border)}.ring-offset-1{--tw-ring-offset-width:1px;--tw-ring-offset-shadow:var(--tw-ring-inset,) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color)}.ring-offset-background{--tw-ring-offset-color:var(--background)}.outline{outline-style:var(--tw-outline-style);outline-width:1px}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.backdrop-blur{--tw-backdrop-blur:blur(8px);-webkit-backdrop-filter:var(--tw-backdrop-blur,) var(--tw-backdrop-brightness,) var(--tw-backdrop-contrast,) var(--tw-backdrop-grayscale,) var(--tw-backdrop-hue-rotate,) var(--tw-backdrop-invert,) var(--tw-backdrop-opacity,) var(--tw-backdrop-saturate,) var(--tw-backdrop-sepia,);backdrop-filter:var(--tw-backdrop-blur,) var(--tw-backdrop-brightness,) var(--tw-backdrop-contrast,) var(--tw-backdrop-grayscale,) var(--tw-backdrop-hue-rotate,) var(--tw-backdrop-invert,) var(--tw-backdrop-opacity,) var(--tw-backdrop-saturate,) var(--tw-backdrop-sepia,)}.backdrop-saturate-150{--tw-backdrop-saturate:saturate(150%);-webkit-backdrop-filter:var(--tw-backdrop-blur,) var(--tw-backdrop-brightness,) var(--tw-backdrop-contrast,) var(--tw-backdrop-grayscale,) var(--tw-backdrop-hue-rotate,) var(--tw-backdrop-invert,) var(--tw-backdrop-opacity,) var(--tw-backdrop-saturate,) var(--tw-backdrop-sepia,);backdrop-filter:var(--tw-backdrop-blur,) var(--tw-backdrop-brightness,) var(--tw-backdrop-contrast,) var(--tw-backdrop-grayscale,) var(--tw-backdrop-hue-rotate,) var(--tw-backdrop-invert,) var(--tw-backdrop-opacity,) var(--tw-backdrop-saturate,) var(--tw-backdrop-sepia,)}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}@media (hover:hover){.group-hover\:text-accent:is(:where(.group):hover *){color:var(--accent)}}.first\:pt-0:first-child{padding-top:0}.first\:pt-6:first-child{padding-top:calc(var(--spacing) * 6)}@media (hover:hover){.hover\:opacity-80:hover{opacity:.8}}.focus\:not-sr-only:focus{clip-path:none;white-space:normal;width:auto;height:auto;margin:0;padding:0;position:static;overflow:visible}.focus\:absolute:focus{position:absolute}.focus\:top-4:focus{top:calc(var(--spacing) * 4)}.focus\:left-4:focus{left:calc(var(--spacing) * 4)}.focus\:z-50:focus{z-index:50}.focus\:rounded-md:focus{border-radius:var(--radius-md)}.focus\:bg-surface:focus{background-color:var(--surface)}.focus\:px-4:focus{padding-inline:calc(var(--spacing) * 4)}.focus\:py-2:focus{padding-block:calc(var(--spacing) * 2)}.focus\:text-sm:focus{font-size:var(--text-sm);line-height:var(--tw-leading,var(--text-sm--line-height))}.focus\:font-semibold:focus{--tw-font-weight:var(--font-weight-semibold);font-weight:var(--font-weight-semibold)}.focus\:text-foreground:focus{color:var(--foreground)}.focus\:shadow:focus{--tw-shadow:0 1px 3px 0 var(--tw-shadow-color,#0000001a), 0 1px 2px -1px var(--tw-shadow-color,#0000001a);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.focus\:ring-2:focus{--tw-ring-shadow:var(--tw-ring-inset,) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color,currentcolor);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.focus\:ring-accent:focus{--tw-ring-color:var(--accent)}.focus\:outline-none:focus{--tw-outline-style:none;outline-style:none}@media (min-width:40rem){.sm\:inline{display:inline}.sm\:grid-cols-5{grid-template-columns:repeat(5,minmax(0,1fr))}.sm\:items-center{align-items:center}}@media (min-width:48rem){.md\:flex{display:flex}.md\:hidden{display:none}.md\:grid-cols-\[1\.6fr_1fr\]{grid-template-columns:1.6fr 1fr}.md\:border-l{border-left-style:var(--tw-border-style);border-left-width:1px}.md\:border-border{border-color:var(--border)}.md\:px-6{padding-inline:calc(var(--spacing) * 6)}.md\:py-2\.5{padding-block:calc(var(--spacing) * 2.5)}.md\:py-8{padding-block:calc(var(--spacing) * 8)}.md\:py-10{padding-block:calc(var(--spacing) * 10)}.md\:pl-8{padding-left:calc(var(--spacing) * 8)}.md\:text-4xl{font-size:var(--text-4xl);line-height:var(--tw-leading,var(--text-4xl--line-height))}.md\:text-5xl{font-size:var(--text-5xl);line-height:var(--tw-leading,var(--text-5xl--line-height))}.md\:text-\[2\.75rem\]{font-size:2.75rem}.md\:first\:pt-7:first-child{padding-top:calc(var(--spacing) * 7)}}@media (min-width:80rem){.xl\:block{display:block}.xl\:flex{display:flex}.xl\:hidden{display:none}}}:root{--background:#fff;--foreground:#242424;--muted:#757575;--border:#e6e6e6;--surface:#fff;--surface-soft:#fafafa;--chrome:#fff;--accent:#525252;--accent-soft:#f0f0f0;--focus-ring:#525252;--text-feed-title:1.375rem;--text-page-title:2.75rem;--reader-text-size:1rem;--reader-text-size-md:1.0625rem;--reader-heading-scale:1;--reader-line-height:1.8;--reader-line-height-md:1.75;--reader-paragraph-gap:1.2rem;--reader-list-item-gap:.35rem;--reader-font-body:var(--font-geist-sans), "Noto Sans SC", "PingFang SC", sans-serif;--reader-content-max-width:48rem;--article-toc-width:384px;--site-header-offset:3rem;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}@media (min-width:768px){:root{--site-header-offset:3.25rem}}:root[data-theme=dark]{--background:#1e1e22;--foreground:#e6e6e6;--muted:#8c8c8c;--border:#3e3e44;--surface:#2c2c32;--surface-soft:#323238;--chrome:#1e1e22;--accent:#a3a3a3;--accent-soft:#3a3a40;--focus-ring:#a3a3a3;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}body{background:var(--background);color:var(--foreground);font-family:var(--reader-font-body);transition:background-color .16s,color .16s}:root[data-text-size=small]{--reader-text-size:.9375rem;--reader-text-size-md:1rem;--reader-heading-scale:.92}:root[data-text-size=medium]{--reader-text-size:1rem;--reader-text-size-md:1.0625rem;--reader-heading-scale:1}:root[data-text-size=large]{--reader-text-size:1.125rem;--reader-text-size-md:1.1875rem;--reader-heading-scale:1.08}:root[data-font-family=sans]{--reader-font-body:var(--font-geist-sans), "Noto Sans SC", "PingFang SC", sans-serif}:root[data-font-family=serif]{--reader-font-body:var(--font-noto-serif-sc), "Noto Serif SC", "Songti SC", "SimSun", serif}:root[data-content-width=narrow]{--reader-content-max-width:36rem}:root[data-content-width=standard]{--reader-content-max-width:48rem}:root[data-content-width=wide]{--reader-content-max-width:56rem}:root[data-content-width=full]{--reader-content-max-width:none}:root[data-line-spacing=compact]{--reader-line-height:1.55;--reader-line-height-md:1.5;--reader-paragraph-gap:.9rem;--reader-list-item-gap:.2rem}:root[data-line-spacing=standard]{--reader-line-height:1.8;--reader-line-height-md:1.75;--reader-paragraph-gap:1.2rem;--reader-list-item-gap:.35rem}:root[data-line-spacing=relaxed]{--reader-line-height:2.05;--reader-line-height-md:2;--reader-paragraph-gap:1.5rem;--reader-list-item-gap:.5rem}*{-webkit-tap-highlight-color:transparent}a,button{transition:color .14s,background-color .14s,border-color .14s,box-shadow .14s}:focus-visible{outline:none}.markdown-body{color:var(--foreground);line-height:var(--reader-line-height);font-size:var(--reader-text-size)}@media (min-width:768px){.markdown-body{font-size:var(--reader-text-size-md);line-height:var(--reader-line-height-md)}}.markdown-body h1,.markdown-body h2,.markdown-body h3,.markdown-body h4{letter-spacing:-.015em;color:var(--foreground);margin-top:2rem;margin-bottom:.75rem;font-weight:600;line-height:1.3}.markdown-body h1{font-size:calc(1.85rem * var(--reader-heading-scale))}.markdown-body h2{font-size:calc(1.5625rem * var(--reader-heading-scale))}.markdown-body h3{font-size:calc(1.3125rem * var(--reader-heading-scale))}.markdown-body p,.markdown-body ul,.markdown-body ol,.markdown-body blockquote{margin:var(--reader-paragraph-gap) 0}.markdown-body ul,.markdown-body ol{padding-left:1.4rem}.markdown-body ul{list-style-type:disc}.markdown-body ol{list-style-type:decimal}.markdown-body li{line-height:1.75}.markdown-body li+li{margin-top:var(--reader-list-item-gap)}.markdown-body ul ul,.markdown-body ol ul,.markdown-body ul ol,.markdown-body ol ol{margin-top:.35rem;margin-bottom:.35rem;font-size:.95em}.markdown-body li:has(>input[type=checkbox]){margin-left:-1.4rem;padding-left:0;list-style:none}.markdown-body li:has(>input[type=checkbox]) input[type=checkbox]{accent-color:var(--accent);vertical-align:middle;margin-right:.5rem}.markdown-body hr{border:none;border-top:1px solid var(--border);margin:2rem 0}.md-table-scroll{overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch;border:1px solid var(--border);border-radius:.5rem;max-width:100%;margin:1.5rem 0;display:block;overflow-x:auto}.markdown-body table{border-collapse:collapse;width:100%;font-size:.9375rem;line-height:1.5}.markdown-body th,.markdown-body td{text-align:left;border-bottom:1px solid var(--border);vertical-align:top;padding:.625rem .875rem}.markdown-body th{background:var(--surface-soft);white-space:nowrap;font-weight:600}.markdown-body tr:last-child td{border-bottom:none}.markdown-body tbody tr:hover td{background:var(--surface-soft)}.md-heading-number{font-variant-numeric:tabular-nums;color:var(--muted);margin-right:.375rem;font-weight:400}@supports (color:color-mix(in lab, red, red)){.md-heading-number{color:color-mix(in srgb, var(--muted) 60%, transparent)}}.md-heading-group{align-items:center;gap:.5rem;margin-top:2rem;margin-bottom:.75rem;display:flex}.md-heading-group>:is(h1,h2,h3,h4,h5,h6){flex:1;min-width:0;margin:0;scroll-margin-top:5rem}.md-heading-actions{opacity:0;flex-shrink:0;align-items:center;gap:.125rem;transition:opacity .14s;display:flex}.md-heading-group:hover .md-heading-actions,.md-heading-group:focus-within .md-heading-actions{opacity:1}.md-heading-action-btn{width:1.75rem;height:1.75rem;color:var(--muted);cursor:pointer;background:0 0;border:none;border-radius:.375rem;justify-content:center;align-items:center;display:inline-flex}.md-heading-action-btn:hover{background:var(--surface-soft);color:var(--foreground)}.md-heading-action-btn:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px;opacity:1}.markdown-body :not(pre)>code{background:var(--surface-soft);font-family:var(--font-geist-mono), monospace;border-radius:.25rem;padding:.15rem .35rem;font-size:.85em}.markdown-body [data-rehype-pretty-code-figure]{border:1px solid var(--border);border-radius:.5rem;margin:1.25rem 0;overflow:hidden}.markdown-body [data-rehype-pretty-code-figure] pre{font-family:var(--font-geist-mono), monospace;background-color:var(--shiki-light-bg);border:none;border-radius:0;margin:0;padding:1rem 0;font-size:.85rem;overflow-x:auto}.markdown-body [data-rehype-pretty-code-figure] pre [data-line]{padding:0 1rem}.markdown-body [data-rehype-pretty-code-figure] pre code{font-size:inherit;background:0 0;padding:0;display:block}.markdown-body code[data-theme*=\ ],.markdown-body code[data-theme*=\ ] span{color:var(--shiki-light);background-color:var(--shiki-light-bg)}:root[data-theme=dark] .markdown-body [data-rehype-pretty-code-figure] pre{background-color:var(--shiki-dark-bg)}:root[data-theme=dark] .markdown-body code[data-theme*=\ ],:root[data-theme=dark] .markdown-body code[data-theme*=\ ] span{color:var(--shiki-dark);background-color:var(--shiki-dark-bg)}.md-code-block-header{border-bottom:1px solid var(--border);background:var(--surface);align-items:center;gap:.5rem;padding:.5rem .75rem;display:flex}.md-code-block-header__brand{align-items:center;gap:.5rem;min-width:0;display:inline-flex}.md-code-block-header__icon{width:1rem;height:1rem;color:var(--muted);flex-shrink:0;display:inline-flex}.md-code-block-header__icon svg{width:100%;height:100%}.md-code-block-header__label{color:var(--foreground);font-size:.8rem;font-weight:500;line-height:1.25}.markdown-body [data-rehype-pretty-code-figure] pre{counter-reset:line}.markdown-body [data-rehype-pretty-code-figure] pre [data-line]:before{counter-increment:line;content:counter(line);text-align:right;width:3ch;color:var(--muted);-webkit-user-select:none;user-select:none;margin-right:1.25rem;font-size:.8em;display:inline-block}.markdown-body blockquote{border-left:3px solid var(--accent);color:var(--muted);padding-left:1rem;font-style:italic}.markdown-body a{color:var(--accent);text-underline-offset:.2em;text-decoration:underline;text-decoration-thickness:1px}.markdown-body a:hover{text-decoration-thickness:2px}.markdown-body a:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px;border-radius:.2rem}.markdown-body img{max-width:100%;height:auto;margin:0;display:block}.md-image-block{width:100%;max-width:100%;margin:1.5rem 0}.md-image-block-cover .md-image-scroll{justify-content:center;display:flex}.md-image-block-cover .md-image-scroll img{object-fit:contain;width:auto;max-width:100%;max-height:640px;margin-inline:auto}.md-image-scroll{overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch;max-width:100%;display:block;overflow-x:auto}.md-image-scroll img{width:auto;max-width:100%;height:auto;margin-inline:auto;display:block}.md-image-caption{text-align:center;color:var(--muted);margin-top:.5rem;font-size:.875rem;line-height:1.5}.cursor-zoom-in{cursor:zoom-in}@media (pointer:coarse){a:active,button:active{transform:scale(.98)}}.scroll-progress-bar{transition:width 75ms}@media (prefers-reduced-motion:reduce){html:focus-within{scroll-behavior:auto}*,:before,:after{transition:none!important;animation:none!important}}@media (max-width:768px){.markdown-body h1{font-size:calc(1.55rem * var(--reader-heading-scale))}.markdown-body h2{font-size:calc(1.3125rem * var(--reader-heading-scale))}.md-image-block{margin-block:.8rem}}.markdown-body .mermaid{text-align:center;border:1px solid var(--border);background:#fff;border-radius:.5rem;margin:1.25rem 0;padding:1rem;overflow-x:auto}:root[data-theme=dark] .markdown-body .mermaid{background:#1e1e2e}.markdown-body .admonition{background:var(--surface);border-left:4px solid;border:1px solid var(--border);border-left-width:4px;border-radius:.5rem;margin:1.25rem 0;padding:1rem 1.25rem}.markdown-body .admonition .admonition-title{align-items:center;gap:.5rem;margin:0 0 .5rem;font-size:.9375rem;font-weight:600;display:flex}.markdown-body .admonition .admonition-title:before{font-size:1.1em;display:inline-block}.markdown-body .admonition>:not(.admonition-title):first-child{margin-top:0}.markdown-body .admonition>:last-child{margin-bottom:0}.markdown-body .admonition-note{background:#f0f7ff;border-left-color:#3b82f6}.markdown-body .admonition-note .admonition-title{color:#2563eb}:root[data-theme=dark] .markdown-body .admonition-note{background:#1a2332}:root[data-theme=dark] .markdown-body .admonition-note .admonition-title{color:#60a5fa}.markdown-body .admonition-tip{background:#f0fdf4;border-left-color:#10b981}.markdown-body .admonition-tip .admonition-title{color:#059669}:root[data-theme=dark] .markdown-body .admonition-tip{background:#0f1f17}:root[data-theme=dark] .markdown-body .admonition-tip .admonition-title{color:#34d399}.markdown-body .admonition-warning{background:#fffbeb;border-left-color:#f59e0b}.markdown-body .admonition-warning .admonition-title{color:#d97706}:root[data-theme=dark] .markdown-body .admonition-warning{background:#1f1a0f}:root[data-theme=dark] .markdown-body .admonition-warning .admonition-title{color:#fbbf24}.markdown-body .admonition-danger{background:#fef2f2;border-left-color:#ef4444}.markdown-body .admonition-danger .admonition-title{color:#dc2626}:root[data-theme=dark] .markdown-body .admonition-danger{background:#1f0f0f}:root[data-theme=dark] .markdown-body .admonition-danger .admonition-title{color:#f87171}.markdown-body .admonition-info{background:#f5f3ff;border-left-color:#8b5cf6}.markdown-body .admonition-info .admonition-title{color:#7c3aed}:root[data-theme=dark] .markdown-body .admonition-info{background:#18131f}:root[data-theme=dark] .markdown-body .admonition-info .admonition-title{color:#a78bfa}.markdown-body .admonition-important{background:#fdf2f8;border-left-color:#ec4899}.markdown-body .admonition-important .admonition-title{color:#db2777}:root[data-theme=dark] .markdown-body .admonition-important{background:#1f0f18}:root[data-theme=dark] .markdown-body .admonition-important .admonition-title{color:#f472b6}.markdown-body .admonition-caution{background:#fff7ed;border-left-color:#f97316}.markdown-body .admonition-caution .admonition-title{color:#ea580c}:root[data-theme=dark] .markdown-body .admonition-caution{background:#1f140a}:root[data-theme=dark] .markdown-body .admonition-caution .admonition-title{color:#fb923c}.md-code-copy-btn{border:1px solid var(--border);background:var(--surface-soft);width:2rem;height:2rem;color:var(--muted);cursor:pointer;opacity:0;border-radius:.375rem;flex-shrink:0;justify-content:center;align-items:center;margin-left:auto;transition:opacity .14s,background-color .14s,color .14s;display:inline-flex}.markdown-body [data-rehype-pretty-code-figure]:hover .md-code-copy-btn,.markdown-body [data-rehype-pretty-code-figure]:focus-within .md-code-copy-btn{opacity:1}.md-code-copy-btn:hover{background:var(--surface-soft);color:var(--foreground)}.md-code-copy-btn:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px;opacity:1}.markdown-body a[target=_blank]:after{content:"";vertical-align:middle;background-color:currentColor;width:.75em;height:.75em;margin-left:.2em;display:inline-block;-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'%3E%3C/path%3E%3Cpolyline points='15 3 21 3 21 9'%3E%3C/polyline%3E%3Cline x1='10' y1='14' x2='21' y2='3'%3E%3C/line%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'%3E%3C/path%3E%3Cpolyline points='15 3 21 3 21 9'%3E%3C/polyline%3E%3Cline x1='10' y1='14' x2='21' y2='3'%3E%3C/line%3E%3C/svg%3E");-webkit-mask-size:contain;mask-size:contain;-webkit-mask-repeat:no-repeat;mask-repeat:no-repeat}.horizontal-scroll-wrap{overflow:hidden}.horizontal-scroll-wrap:before,.horizontal-scroll-wrap:after{content:"";z-index:10;pointer-events:none;opacity:0;width:1.5rem;transition:opacity .16s;position:absolute;top:0;bottom:0}.horizontal-scroll-wrap:before{background:linear-gradient(to right, var(--background), transparent);left:0}.horizontal-scroll-wrap:after{background:linear-gradient(to left, var(--background), transparent);right:0}.horizontal-scroll-wrap[data-can-scroll-left=true]:before,.horizontal-scroll-wrap[data-can-scroll-right=true]:after{opacity:1}.horizontal-scroll{overscroll-behavior-x:contain;scrollbar-width:thin;scrollbar-color:transparent transparent;overflow-x:auto}.horizontal-scroll:hover,.horizontal-scroll.is-scrolling{scrollbar-color:var(--muted) transparent}@supports (color:color-mix(in lab, red, red)){.horizontal-scroll:hover,.horizontal-scroll.is-scrolling{scrollbar-color:color-mix(in srgb, var(--muted) 45%, transparent) transparent}}.horizontal-scroll::-webkit-scrollbar{height:3px}.horizontal-scroll::-webkit-scrollbar-track{background:0 0}.horizontal-scroll::-webkit-scrollbar-thumb{background:0 0;border-radius:9999px;transition:background .16s}.horizontal-scroll:hover::-webkit-scrollbar-thumb{background:var(--muted)}@supports (color:color-mix(in lab, red, red)){.horizontal-scroll:hover::-webkit-scrollbar-thumb{background:color-mix(in srgb, var(--muted) 45%, transparent)}}.horizontal-scroll.is-scrolling::-webkit-scrollbar-thumb{background:var(--muted)}@supports (color:color-mix(in lab, red, red)){.horizontal-scroll.is-scrolling::-webkit-scrollbar-thumb{background:color-mix(in srgb, var(--muted) 45%, transparent)}}.horizontal-scroll:hover::-webkit-scrollbar-thumb:hover{background:var(--muted)}@supports (color:color-mix(in lab, red, red)){.horizontal-scroll:hover::-webkit-scrollbar-thumb:hover{background:color-mix(in srgb, var(--muted) 60%, transparent)}}.horizontal-scroll.is-scrolling::-webkit-scrollbar-thumb:hover{background:var(--muted)}@supports (color:color-mix(in lab, red, red)){.horizontal-scroll.is-scrolling::-webkit-scrollbar-thumb:hover{background:color-mix(in srgb, var(--muted) 60%, transparent)}}@media print{body>header,body>footer,.fab-stack,.fab-btn-left,.article-detail-toc,.article-toc-expand-tab,.article-action-bar,.md-heading-actions,.scroll-progress-bar{display:none!important}body{color:#000!important;background:#fff!important}#main-content{padding:0!important}.article-detail-content-shift{margin-left:0!important}#article-content{max-width:none!important;padding:0!important}#article-content h1,#article-content h2,#article-content h3{break-after:avoid;page-break-after:avoid}#article-content img,#article-content pre,#article-content table,#article-content .mermaid{break-inside:avoid;page-break-inside:avoid}#article-content a[href]:after{content:" (" attr(href) ")";color:#555;font-size:.75em}#article-content a[href^=\#]:after,#article-content a[href^=javascript\:]:after{content:""}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-space-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-leading{syntax:"*";inherits:false}@property --tw-font-weight{syntax:"*";inherits:false}@property --tw-tracking{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-backdrop-blur{syntax:"*";inherits:false}@property --tw-backdrop-brightness{syntax:"*";inherits:false}@property --tw-backdrop-contrast{syntax:"*";inherits:false}@property --tw-backdrop-grayscale{syntax:"*";inherits:false}@property --tw-backdrop-hue-rotate{syntax:"*";inherits:false}@property --tw-backdrop-invert{syntax:"*";inherits:false}@property --tw-backdrop-opacity{syntax:"*";inherits:false}@property --tw-backdrop-saturate{syntax:"*";inherits:false}@property --tw-backdrop-sepia{syntax:"*";inherits:false}
