@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(data:font/woff2;base64,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)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,Times New Roman,serif;position:relative}.katex *{border-color:currentColor;-ms-high-contrast-adjust:none!important}.katex .katex-version:after{content:"0.18.1"}.katex .katex-mathml{clip-path:inset(50%);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.katex-newline{display:block}.katex .katex-base{white-space:nowrap;width:min-content;position:relative}.katex .katex-base,.katex .katex-strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;table-layout:fixed;display:inline-table}.katex .vlist-r{display:table-row}.katex .vlist{vertical-align:bottom;display:table-cell;position:relative}.katex .vlist>span{height:0;display:block;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{width:0;overflow:hidden}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{vertical-align:bottom;width:2px;min-width:2px;font-size:1px;display:table-cell}.katex .katex-vbox{flex-direction:column;align-items:baseline;display:inline-flex}.katex .katex-thinbox{flex-direction:row;width:0;max-width:0;display:inline-flex}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .katex-hdashline,.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-rule,.katex .katex-underline .underline-line,.katex .mfrac .frac-line{min-height:1px}.katex .mspace{display:inline-block}.katex .katex-smash{line-height:0;display:inline}.katex .clap,.katex .llap,.katex .rlap{width:0;position:relative}.katex .clap>.katex-inner,.katex .llap>.katex-inner,.katex .rlap>.katex-inner{position:absolute}.katex .clap>.katex-fix,.katex .llap>.katex-fix,.katex .rlap>.katex-fix{display:inline-block}.katex .llap>.katex-inner{right:0}.katex .clap>.katex-inner,.katex .rlap>.katex-inner{left:0}.katex .clap>.katex-inner>span{margin-left:-50%;margin-right:50%}.katex .katex-rule{border:0 solid;display:inline-block;position:relative}.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-underline .underline-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .katex-hdashline{border-bottom-style:dashed;width:100%;display:inline-block}.katex .sqrt>.katex-root{margin-left:.277778em;margin-right:-.555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .katex-sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .katex-sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .katex-sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .katex-sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .katex-sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .katex-sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .katex-sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .katex-sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .katex-sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .katex-sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .katex-sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .katex-sizing.reset-size2.size1{font-size:.833333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .katex-sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .katex-sizing.reset-size2.size3{font-size:1.16667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .katex-sizing.reset-size2.size4{font-size:1.33333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .katex-sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .katex-sizing.reset-size2.size6{font-size:1.66667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .katex-sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .katex-sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .katex-sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .katex-sizing.reset-size2.size10{font-size:3.45667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .katex-sizing.reset-size2.size11{font-size:4.14667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .katex-sizing.reset-size3.size1{font-size:.714286em}.katex .fontsize-ensurer.reset-size3.size2,.katex .katex-sizing.reset-size3.size2{font-size:.857143em}.katex .fontsize-ensurer.reset-size3.size3,.katex .katex-sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .katex-sizing.reset-size3.size4{font-size:1.14286em}.katex .fontsize-ensurer.reset-size3.size5,.katex .katex-sizing.reset-size3.size5{font-size:1.28571em}.katex .fontsize-ensurer.reset-size3.size6,.katex .katex-sizing.reset-size3.size6{font-size:1.42857em}.katex .fontsize-ensurer.reset-size3.size7,.katex .katex-sizing.reset-size3.size7{font-size:1.71429em}.katex .fontsize-ensurer.reset-size3.size8,.katex .katex-sizing.reset-size3.size8{font-size:2.05714em}.katex .fontsize-ensurer.reset-size3.size9,.katex .katex-sizing.reset-size3.size9{font-size:2.46857em}.katex .fontsize-ensurer.reset-size3.size10,.katex .katex-sizing.reset-size3.size10{font-size:2.96286em}.katex .fontsize-ensurer.reset-size3.size11,.katex .katex-sizing.reset-size3.size11{font-size:3.55429em}.katex .fontsize-ensurer.reset-size4.size1,.katex .katex-sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .katex-sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .katex-sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .katex-sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .katex-sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .katex-sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .katex-sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .katex-sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .katex-sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .katex-sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .katex-sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .katex-sizing.reset-size5.size1{font-size:.555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .katex-sizing.reset-size5.size2{font-size:.666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .katex-sizing.reset-size5.size3{font-size:.777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .katex-sizing.reset-size5.size4{font-size:.888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .katex-sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .katex-sizing.reset-size5.size6{font-size:1.11111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .katex-sizing.reset-size5.size7{font-size:1.33333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .katex-sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .katex-sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .katex-sizing.reset-size5.size10{font-size:2.30444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .katex-sizing.reset-size5.size11{font-size:2.76444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .katex-sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .katex-sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .katex-sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .katex-sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .katex-sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .katex-sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .katex-sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .katex-sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .katex-sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .katex-sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .katex-sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .katex-sizing.reset-size7.size1{font-size:.416667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .katex-sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .katex-sizing.reset-size7.size3{font-size:.583333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .katex-sizing.reset-size7.size4{font-size:.666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .katex-sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .katex-sizing.reset-size7.size6{font-size:.833333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .katex-sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .katex-sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .katex-sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .katex-sizing.reset-size7.size10{font-size:1.72833em}.katex .fontsize-ensurer.reset-size7.size11,.katex .katex-sizing.reset-size7.size11{font-size:2.07333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .katex-sizing.reset-size8.size1{font-size:.347222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .katex-sizing.reset-size8.size2{font-size:.416667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .katex-sizing.reset-size8.size3{font-size:.486111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .katex-sizing.reset-size8.size4{font-size:.555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .katex-sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .katex-sizing.reset-size8.size6{font-size:.694444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .katex-sizing.reset-size8.size7{font-size:.833333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .katex-sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .katex-sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .katex-sizing.reset-size8.size10{font-size:1.44028em}.katex .fontsize-ensurer.reset-size8.size11,.katex .katex-sizing.reset-size8.size11{font-size:1.72778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .katex-sizing.reset-size9.size1{font-size:.289352em}.katex .fontsize-ensurer.reset-size9.size2,.katex .katex-sizing.reset-size9.size2{font-size:.347222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .katex-sizing.reset-size9.size3{font-size:.405093em}.katex .fontsize-ensurer.reset-size9.size4,.katex .katex-sizing.reset-size9.size4{font-size:.462963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .katex-sizing.reset-size9.size5{font-size:.520833em}.katex .fontsize-ensurer.reset-size9.size6,.katex .katex-sizing.reset-size9.size6{font-size:.578704em}.katex .fontsize-ensurer.reset-size9.size7,.katex .katex-sizing.reset-size9.size7{font-size:.694444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .katex-sizing.reset-size9.size8{font-size:.833333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .katex-sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .katex-sizing.reset-size9.size10{font-size:1.20023em}.katex .fontsize-ensurer.reset-size9.size11,.katex .katex-sizing.reset-size9.size11{font-size:1.43981em}.katex .fontsize-ensurer.reset-size10.size1,.katex .katex-sizing.reset-size10.size1{font-size:.24108em}.katex .fontsize-ensurer.reset-size10.size2,.katex .katex-sizing.reset-size10.size2{font-size:.289296em}.katex .fontsize-ensurer.reset-size10.size3,.katex .katex-sizing.reset-size10.size3{font-size:.337512em}.katex .fontsize-ensurer.reset-size10.size4,.katex .katex-sizing.reset-size10.size4{font-size:.385728em}.katex .fontsize-ensurer.reset-size10.size5,.katex .katex-sizing.reset-size10.size5{font-size:.433944em}.katex .fontsize-ensurer.reset-size10.size6,.katex .katex-sizing.reset-size10.size6{font-size:.48216em}.katex .fontsize-ensurer.reset-size10.size7,.katex .katex-sizing.reset-size10.size7{font-size:.578592em}.katex .fontsize-ensurer.reset-size10.size8,.katex .katex-sizing.reset-size10.size8{font-size:.694311em}.katex .fontsize-ensurer.reset-size10.size9,.katex .katex-sizing.reset-size10.size9{font-size:.833173em}.katex .fontsize-ensurer.reset-size10.size10,.katex .katex-sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .katex-sizing.reset-size10.size11{font-size:1.19961em}.katex .fontsize-ensurer.reset-size11.size1,.katex .katex-sizing.reset-size11.size1{font-size:.200965em}.katex .fontsize-ensurer.reset-size11.size2,.katex .katex-sizing.reset-size11.size2{font-size:.241158em}.katex .fontsize-ensurer.reset-size11.size3,.katex .katex-sizing.reset-size11.size3{font-size:.281351em}.katex .fontsize-ensurer.reset-size11.size4,.katex .katex-sizing.reset-size11.size4{font-size:.321543em}.katex .fontsize-ensurer.reset-size11.size5,.katex .katex-sizing.reset-size11.size5{font-size:.361736em}.katex .fontsize-ensurer.reset-size11.size6,.katex .katex-sizing.reset-size11.size6{font-size:.401929em}.katex .fontsize-ensurer.reset-size11.size7,.katex .katex-sizing.reset-size11.size7{font-size:.482315em}.katex .fontsize-ensurer.reset-size11.size8,.katex .katex-sizing.reset-size11.size8{font-size:.578778em}.katex .fontsize-ensurer.reset-size11.size9,.katex .katex-sizing.reset-size11.size9{font-size:.694534em}.katex .fontsize-ensurer.reset-size11.size10,.katex .katex-sizing.reset-size11.size10{font-size:.833601em}.katex .fontsize-ensurer.reset-size11.size11,.katex .katex-sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{width:.12em;display:inline-block}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .katex-accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .katex-accent .accent-body{position:relative}.katex .katex-accent .accent-body:not(.accent-full){width:0}.katex .katex-overlay{display:block}.katex .mtable .vertical-separator{min-width:1px;display:inline-block}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;height:inherit;width:100%;display:block;position:absolute}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;min-width:0;max-width:none;min-height:0;max-height:none}.katex .katex-stretchy{width:100%;display:block;position:relative;overflow:hidden}.katex .katex-stretchy:after,.katex .katex-stretchy:before{content:""}.katex .hide-tail{width:100%;position:relative;overflow:hidden}.katex .halfarrow-left{width:50.2%;position:absolute;left:0;overflow:hidden}.katex .halfarrow-right{width:50.2%;position:absolute;right:0;overflow:hidden}.katex .brace-left{width:25.1%;position:absolute;left:0;overflow:hidden}.katex .brace-center{width:50%;position:absolute;left:25%;overflow:hidden}.katex .brace-right{width:25.1%;position:absolute;right:0;overflow:hidden}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{box-sizing:border-box;border:.04em solid}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .katex-sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{box-sizing:border-box;border-top:.049em solid;border-right:.049em solid;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{text-align:left;display:inline-block;position:absolute;right:calc(50% + .3em)}.katex .cd-label-right{text-align:right;display:inline-block;position:absolute;left:calc(50% + .3em)}.katex-display{text-align:center;margin:1em 0;display:block}.katex-display>.katex{text-align:center;white-space:nowrap;display:block}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.katex-tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.katex-tag{left:0;right:auto}.katex-display.fleqn>.katex{text-align:left;padding-left:2em}body{counter-reset:katexEqnNo mmlEqnNo}:root{color-scheme:light;--color-page:#f5f2eb;--color-surface:#fbfaf6;--color-surface-muted:#ebe7de;--color-ink:#24231f;--color-ink-muted:#666158;--color-quiet:#8a8478;--color-rule:#d7d0c3;--color-focus:#9f4f2c;--color-copper:#a5532f;--color-green:#536d5b;--color-green-soft:#dfe8df;--color-evidence-paper:#222;--color-evidence-claim:#4c4c4c;--color-evidence-code:#6a6a6a;--color-evidence-explanation:#838383;--color-evidence-interpretation:#a0a0a0;--color-evidence-unverified:#bcbcbc;--font-ui:ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, "PingFang SC", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;--font-body-zh:ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;--font-body-en:ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;--font-math:"STIX Two Math", "Cambria Math", serif;--font-mono:"SFMono-Regular", Consolas, "Liberation Mono", monospace;--measure-single:50rem;--canvas:108rem;--toc-width:11rem;--header-offset:4.5rem;--page-gutter:clamp(1.25rem, 4.7vw, 5.625rem)}*,:before,:after{box-sizing:border-box}html{background:var(--color-page);color:var(--color-ink);font-family:var(--font-ui);scroll-behavior:smooth;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;line-height:1.55}html[data-restoring-scroll=true]{scroll-behavior:auto}body{background:var(--color-page);min-width:20rem;margin:0}[data-content-lang][lang=zh-CN],:lang(zh-CN) .article-prose,.article-prose:lang(zh-CN){font-family:var(--font-body-zh)}[data-content-lang][lang=en],:lang(en) .article-prose,.article-prose:lang(en){font-family:var(--font-body-en)}[hidden],html[data-language-mode=zh] [data-content-lang=en],html[data-language-mode=en] [data-content-lang=zh]{display:none!important}a{color:inherit}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid var(--color-focus);outline-offset:4px}h1,h2,h3,h4,p{margin-block-start:0}h1,h2,h3,h4{font-family:var(--font-ui);text-wrap:balance;font-weight:500}.skip-link{z-index:100;border:1px solid var(--color-ink);background:var(--color-surface);min-height:2.75rem;padding:.65rem .9rem;font-size:.85rem;font-weight:650;position:fixed;inset-block-start:.75rem;inset-inline-start:.75rem;transform:translateY(-180%)}.skip-link:focus{transform:translateY(0)}.site-header,main,.site-footer{width:min(calc(100% - (2 * var(--page-gutter))), var(--canvas));margin-inline:auto}.site-header{z-index:20;min-height:var(--header-offset);border-bottom:1px solid color-mix(in srgb, var(--color-rule) 84%, transparent);background:color-mix(in srgb, var(--color-page) 88%, transparent);backdrop-filter:blur(22px)saturate(125%);grid-template-columns:auto 1fr auto;align-items:center;gap:clamp(1.5rem,4vw,4rem);display:grid;position:sticky;inset-block-start:0}.wordmark{align-items:center;gap:.7rem;min-height:2.75rem;text-decoration:none;display:inline-flex}.wordmark-mark{background:var(--color-copper);border-radius:999px;width:.22rem;height:1.8rem}.wordmark-copy{gap:.08rem;line-height:1.05;display:grid}.wordmark-copy strong{letter-spacing:-.012em;font-size:.88rem;font-weight:680}.wordmark-copy small{color:var(--color-quiet);letter-spacing:.105em;text-transform:uppercase;font-size:.64rem;font-weight:600}.site-nav{justify-content:center;align-items:center;gap:clamp(1.25rem,3vw,2.75rem);font-size:.875rem;display:flex}.site-nav a{min-height:2.75rem;color:var(--color-ink-muted);align-items:center;text-decoration:none;transition:color .14s,transform .1s ease-out;display:inline-flex;position:relative}.site-nav a:hover{color:var(--color-ink)}.site-nav a[aria-current=page]{color:var(--color-ink);font-weight:620}.site-nav a[aria-current=page]:after{background:var(--color-copper);content:"";border-radius:999px;height:.12rem;position:absolute;inset-block-end:.35rem;inset-inline:0}.language-control{background:var(--color-surface-muted);border-radius:999px;align-items:center;gap:.125rem;padding:.2rem;display:none}.language-controls-ready .language-control{display:inline-flex}.language-control button{min-height:2.25rem;color:var(--color-ink-muted);cursor:pointer;font:550 .78rem/1 var(--font-ui);background:0 0;border:1px solid #0000;border-radius:999px;padding:.45rem .85rem;transition:background-color .14s,color .14s,transform .1s ease-out}.language-control button[aria-pressed=true]{border-color:var(--color-rule);background:var(--color-surface);color:var(--color-ink);box-shadow:0 .18rem .55rem #372e240f}.hero,.collection-hero{border-bottom:1px solid var(--color-rule);padding-block:clamp(6rem,12vw,11rem) clamp(5rem,10vw,9rem)}.hero{min-height:min(50rem, calc(100svh - var(--header-offset)));align-content:center;gap:clamp(3.5rem,7vw,6.5rem);padding-block:clamp(4.5rem,8vw,7.5rem) clamp(2.5rem,5vw,4.5rem);display:grid}.hero-layout{grid-template-columns:minmax(0,1.35fr) minmax(20rem,.65fr);align-items:end;gap:clamp(3rem,7vw,8rem);display:grid}.parallel-copy{grid-template-columns:minmax(0,1fr);display:grid}.hero .parallel-copy,.collection-hero .parallel-copy{max-width:68rem}.hero-eyebrow{color:var(--color-copper);letter-spacing:.12em;text-transform:uppercase;align-items:center;gap:.65rem;margin-bottom:clamp(1.5rem,3vw,2.5rem);font-size:.72rem;font-weight:680;display:flex}.hero-eyebrow>span{background:currentColor;border-radius:999px;flex:none;width:1.6rem;height:.12rem}.hero h1,.collection-hero h1{letter-spacing:-.052em;max-width:15ch;margin-bottom:2rem;font-size:clamp(3rem,6.25vw,6.25rem);font-weight:540;line-height:.98}.collection-hero h1{font-size:clamp(3rem,6vw,5.5rem)}.hero-deck,.collection-hero p:not(.eyebrow){max-width:42rem;color:var(--color-ink-muted);letter-spacing:-.012em;margin-bottom:0;font-size:clamp(1.1rem,1.7vw,1.35rem);line-height:1.55}.hero-actions{flex-wrap:wrap;gap:.75rem;margin-top:clamp(2rem,4vw,3rem);display:flex}.button{border:1px solid var(--color-rule);border-radius:999px;justify-content:center;align-items:center;gap:.55rem;min-height:2.9rem;padding:.75rem 1rem;font-size:.82rem;font-weight:650;text-decoration:none;transition:background-color .14s,border-color .14s,color .14s,transform .1s ease-out;display:inline-flex}.button-primary{border-color:var(--color-ink);background:var(--color-ink);color:var(--color-surface)}.button-secondary{background:color-mix(in srgb, var(--color-surface) 70%, transparent);color:var(--color-ink)}.hero-method{border:1px solid var(--color-rule);background:color-mix(in srgb, var(--color-surface) 82%, transparent);border-radius:1.15rem;overflow:hidden;box-shadow:0 1.3rem 4rem #3e302312}.hero-method header{border-bottom:1px solid var(--color-rule);min-height:3.5rem;color:var(--color-quiet);letter-spacing:.1em;text-transform:uppercase;justify-content:space-between;align-items:center;padding-inline:1.25rem;font-size:.68rem;font-weight:650;display:flex}.hero-method header p{margin:0}.hero-method header>span{font-variant-numeric:tabular-nums}.hero-method ol{margin:0;padding:0 1.25rem;list-style:none}.hero-method li{border-bottom:1px solid var(--color-rule);grid-template-columns:1.7rem minmax(0,1fr);gap:.8rem;padding-block:1.15rem;display:grid}.hero-method li:last-child{border-bottom:0}.hero-method li>span{color:var(--color-copper);font-variant-numeric:tabular-nums;padding-top:.12rem;font-size:.66rem;font-weight:700}.hero-method strong{letter-spacing:-.012em;margin-bottom:.25rem;font-size:.88rem;font-weight:680;display:block}.hero-method li p{color:var(--color-ink-muted);margin:0;font-size:.78rem;line-height:1.5}.hero-signals{border-top:1px solid var(--color-rule);grid-template-columns:repeat(3,minmax(0,1fr));margin:0;display:grid}.hero-signals>div{border-inline-end:1px solid var(--color-rule);justify-content:space-between;align-items:center;gap:1rem;min-height:5rem;padding:1rem clamp(1rem,2.2vw,1.75rem);display:flex}.hero-signals>div:first-child{padding-inline-start:0}.hero-signals>div:last-child{border-inline-end:0;padding-inline-end:0}.hero-signals dt{color:var(--color-quiet);letter-spacing:.06em;text-transform:uppercase;font-size:.7rem;font-weight:620}.hero-signals dd{color:var(--color-ink);font-variant-numeric:tabular-nums;letter-spacing:-.035em;margin:0;font-size:clamp(1.15rem,2vw,1.55rem);font-weight:560}.collection-strip{border-bottom:1px solid var(--color-rule);grid-template-columns:repeat(3,minmax(0,1fr));display:grid}.collection-strip a{border-inline-end:1px solid var(--color-rule);letter-spacing:-.015em;grid-template-columns:1fr auto;align-items:center;min-height:7rem;padding:1.5rem clamp(1rem,2.4vw,2rem);font-size:clamp(1rem,1.5vw,1.2rem);text-decoration:none;transition:background-color .14s,color .14s,transform .1s ease-out;display:grid}.collection-strip a:first-child{padding-inline-start:0}.collection-strip a:last-child{border-inline-end:0;padding-inline-end:0}.collection-strip strong{color:var(--color-quiet);font-variant-numeric:tabular-nums;font-size:.8rem;font-weight:500}.notes-section{padding-block:clamp(5rem,10vw,9rem)}.section-heading{justify-content:space-between;align-items:end;gap:2rem;margin-bottom:clamp(2rem,5vw,4rem);display:flex}.section-heading h2{letter-spacing:-.035em;margin:0;font-size:clamp(2rem,3vw,2.8rem);font-weight:500;line-height:1.08}.section-heading>p{color:var(--color-quiet);font-variant-numeric:tabular-nums;margin:0;font-size:.8rem}.card-stack{border-top:1px solid var(--color-rule)}.note-card{border-bottom:1px solid var(--color-rule)}.note-card-link{padding-block:clamp(2rem,4.5vw,4rem);padding-inline-end:clamp(2.5rem,6vw,5rem);text-decoration:none;transition:color .14s,transform .1s ease-out;display:block;position:relative}.note-card-link:after{color:var(--color-copper);content:"↗";font-size:1.15rem;transition:color .14s,transform .14s;position:absolute;inset-block-start:clamp(2.2rem,4.7vw,4.2rem);inset-inline-end:.15rem}.note-card-meta{color:var(--color-quiet);font-variant-numeric:tabular-nums;justify-content:space-between;align-items:center;gap:1rem;font-size:.78rem;display:flex}.note-card-body{padding-top:clamp(1.25rem,3vw,2.25rem)}.note-card-copy{grid-template-columns:minmax(0, var(--measure-single));display:grid}.note-kicker{color:var(--color-quiet);margin-bottom:.75rem;font-size:.78rem}.note-card h3{letter-spacing:-.035em;max-width:30ch;margin-bottom:1rem;font-size:clamp(1.55rem,2.8vw,2.55rem);font-weight:500;line-height:1.12}.note-card-copy p:last-child{max-width:44rem;color:var(--color-ink-muted);margin-bottom:0;font-size:1rem;line-height:1.62}.note-card-signals{flex-wrap:wrap;gap:.45rem;margin-top:1.35rem;display:flex}.status-chip,.topic-chip{border-radius:999px;align-items:center;min-height:1.75rem;font-size:.68rem;font-weight:620;line-height:1;display:inline-flex}.status-chip{background:var(--color-green-soft);color:var(--color-green);gap:.42rem;padding:.45rem .65rem}.status-chip>span:first-child{background:currentColor;border-radius:50%;width:.38rem;height:.38rem}.topic-chip{border:1px solid var(--color-rule);color:var(--color-ink-muted);padding:.44rem .62rem}.empty-state{border-bottom:1px solid var(--color-rule);color:var(--color-ink-muted);padding-block:3rem}.empty-state p{margin:0}.eyebrow,.note-kicker{color:var(--color-quiet);letter-spacing:.01em;font-size:.78rem;font-weight:550}.article-hero{border-bottom:1px solid var(--color-rule);text-align:center;max-width:86rem;margin-inline:auto;padding-block:clamp(5rem,10vw,9rem) clamp(5rem,10vw,8rem)}.back-link{min-height:2.75rem;color:var(--color-ink-muted);text-underline-offset:.22rem;align-items:center;margin-bottom:clamp(2.5rem,5vw,4.5rem);font-size:.82rem;display:inline-flex}.article-hero .eyebrow{color:var(--color-copper);margin-bottom:1.25rem}.article-hero h1{letter-spacing:-.052em;max-width:19ch;margin:0 auto 2rem;font-size:clamp(3rem,6vw,6.1rem);font-weight:500;line-height:1.01}.article-hero h1 span{display:block}.article-deck{max-width:47rem;color:var(--color-ink-muted);letter-spacing:-.012em;margin:0 auto 2.75rem;font-size:clamp(1.08rem,1.7vw,1.35rem);line-height:1.58}.article-deck p{margin-bottom:0}.article-meta{border-top:1px solid var(--color-rule);color:var(--color-ink-muted);justify-items:center;gap:1rem;padding-top:1.75rem;font-size:.78rem;line-height:1.5;display:grid}.article-facts>div,.article-resources{flex-wrap:wrap;justify-content:center;gap:.45rem 1rem;display:flex}.article-facts span+span:before{color:var(--color-rule);content:"·";margin-inline-end:1rem}.article-resources a{color:var(--color-copper);text-decoration-color:var(--color-rule);text-underline-offset:.22rem;font-weight:550}.article-resources a:hover{text-decoration-color:var(--color-ink)}.reading-layout{grid-template-columns:minmax(8rem, var(--toc-width)) minmax(0, var(--measure-single));justify-content:center;align-items:start;gap:clamp(4rem,10vw,12rem);width:min(100%,84rem);margin-inline:auto;padding-block:clamp(5rem,10vw,9rem);display:grid}.article-rail{max-height:calc(100vh - var(--header-offset) - 4rem);scrollbar-width:thin;position:sticky;inset-block-start:calc(var(--header-offset) + 2rem);overflow:auto}.article-outline{min-width:0}.rail-summary{min-height:2.75rem;color:var(--color-ink);cursor:pointer;grid-template-columns:1fr auto;align-items:center;font-size:.8rem;font-weight:600;list-style:none;display:grid}.rail-summary::-webkit-details-marker{display:none}.rail-summary:after{color:var(--color-quiet);content:"+";font-size:1rem;line-height:1}.article-outline[open]>.rail-summary:after{content:"−"}.rail-summary-hint{display:none}.article-outline-body{padding-top:.75rem}.article-toc ol{margin:0;padding:0;list-style:none}.article-toc a{color:var(--color-ink-muted);padding-block:.48rem;font-size:.78rem;line-height:1.45;text-decoration:none;transition:color .14s;display:block}.article-toc a:hover{color:var(--color-ink)}.evidence-model{border-top:1px solid var(--color-rule);margin-top:1.75rem;padding-top:1.25rem}.evidence-model>summary{color:var(--color-ink-muted);cursor:pointer;font-size:.72rem;list-style-position:inside}.evidence-legend{color:var(--color-ink-muted);padding-top:1rem;font-size:.7rem;line-height:1.45}.evidence-legend p{align-items:center;gap:.5rem;margin-bottom:.5rem;display:flex}.legend-dot{border-radius:50%;flex:none;width:.45rem;height:.45rem}.legend-paper{background:var(--color-evidence-paper)}.legend-claim{background:var(--color-evidence-claim)}.legend-code{background:var(--color-evidence-code)}.legend-explanation{background:var(--color-evidence-explanation)}.legend-interpretation{background:var(--color-evidence-interpretation)}.legend-unverified{background:var(--color-evidence-unverified)}.paired-reader,.paired-reader[data-enhanced=true]{width:100%;max-width:var(--measure-single);min-width:0;display:block}.paired-reader>.article-prose+.article-prose{margin-top:0}.paired-grid{display:grid}.paired-section{scroll-margin-top:calc(var(--header-offset) + 2rem);grid-template-columns:minmax(0,1fr);padding-bottom:clamp(4.5rem,9vw,7rem);display:grid}.paired-section:last-child{padding-bottom:0}.paired-pane{border:0;min-width:0;padding:0}.article-prose{min-width:0;color:var(--color-ink);letter-spacing:-.012em;overflow-wrap:anywhere;font-size:1.18rem;line-height:1.68}.article-prose:lang(zh-CN){letter-spacing:0;font-size:1.15rem;line-height:1.78}.article-prose>h1:first-child,.paired-pane>h1:first-child{display:none}.article-prose h2,.article-prose h3,.article-prose h4{scroll-margin-top:calc(var(--header-offset) + 2rem);color:var(--color-ink);letter-spacing:-.03em;font-family:inherit;line-height:1.2}.article-prose h2{margin:0 0 1.75rem;font-size:clamp(2rem,3.2vw,2.7rem);font-weight:500}.article-prose h3{letter-spacing:-.022em;margin:3.5rem 0 1.25rem;font-size:clamp(1.35rem,2vw,1.6rem);font-weight:600;line-height:1.28}.article-prose h4{letter-spacing:-.012em;margin:2.75rem 0 1rem;font-size:1.08rem;font-weight:650}.article-prose p,.article-prose ul,.article-prose ol,.article-prose blockquote,.article-prose pre,.article-prose table{margin-block:0 1.55rem}.article-prose a{color:var(--color-ink);text-decoration-color:var(--color-quiet);text-underline-offset:.19em;text-decoration-thickness:1px}.article-prose a:hover{text-decoration-color:var(--color-ink)}.article-prose ul,.article-prose ol{padding-inline-start:1.4rem}.article-prose li+li{margin-top:.58rem}.article-prose blockquote{border-inline-start:2px solid var(--color-ink);color:var(--color-ink-muted);margin-block:2rem;padding:.2rem 0 .2rem 1.4rem}.article-prose blockquote p:last-child{margin-bottom:0}.article-prose img{border:1px solid var(--color-rule);background:var(--color-surface);width:100%;height:auto;margin-block:2.5rem .85rem;display:block}.article-prose a:has(>img){display:block}.article-prose code{background:var(--color-surface-muted);font:.84em/1.45 var(--font-mono);border-radius:.2rem;padding:.1em .3em}.article-prose pre{color:#f5f5f5;background:#171717;max-width:100%;padding:1.25rem;font-size:.9rem;overflow:auto}.article-prose pre code{color:inherit;background:0 0;padding:0}.article-prose table{border-collapse:collapse;width:100%;max-width:100%;font-size:.86rem;line-height:1.55;display:block;overflow-x:auto}.article-prose th,.article-prose td{border:0;border-bottom:1px solid var(--color-rule);text-align:start;vertical-align:top;min-width:8rem;padding:.85rem 1rem .85rem 0}.article-prose th{color:var(--color-ink);font-weight:650}.article-prose math[display=block],.article-prose .math-display,.article-prose .katex-display{width:100%;max-width:100%;font-family:var(--font-math);margin-block:2rem;padding-block:.75rem;display:block;overflow:auto hidden}.article-prose .katex-display>.katex{text-align:start;min-width:max-content;display:inline-block}.article-prose hr{border:0;border-top:1px solid var(--color-rule);margin-block:4rem}.site-footer{border-top:1px solid var(--color-rule);color:var(--color-ink-muted);grid-template-columns:1fr auto;align-items:end;gap:1.5rem;padding-block:2.5rem 4rem;font-size:.78rem;display:grid}.site-footer p{margin:0}.footer-intro{gap:.45rem;display:grid}.footer-copyright{color:var(--color-quiet)}.footer-links{flex-wrap:wrap;justify-content:flex-end;gap:1.25rem;display:flex}.footer-links a{min-height:2.75rem;color:var(--color-ink);text-underline-offset:.2rem;align-items:center;display:inline-flex}@media (hover:hover){.button-primary:hover{background:var(--color-copper);border-color:var(--color-copper)}.button-secondary:hover{border-color:var(--color-ink-muted);background:var(--color-surface)}.collection-strip a:hover{background:color-mix(in srgb, var(--color-surface-muted) 72%, transparent)}.note-card-link:hover:after{color:var(--color-ink);transform:translate(.12rem,-.12rem)}}.button:active,.language-control button:active{transform:scale(.97)}.site-nav a:active,.collection-strip a:active{transform:translateY(1px)}.note-card-link:active{transform:scale(.995)}@media (width<=76rem){.reading-layout{grid-template-columns:minmax(0, var(--measure-single));gap:3rem}.article-rail{max-height:none;position:relative;inset-block-start:auto;overflow:visible}.article-outline{border-block:1px solid var(--color-rule)}.rail-summary{grid-template-columns:1fr auto auto;min-height:3.5rem}.rail-summary-hint{color:var(--color-quiet);justify-self:end;margin-inline-end:1rem;font-size:.72rem;font-weight:400;display:block}.rail-summary:after{grid-column:3}.article-outline-body{padding-block:.75rem 1.75rem}.article-toc ol{columns:2;column-gap:3rem}.article-toc li,.evidence-legend p{break-inside:avoid}}@media (width<=68rem){:root{--header-offset:7.5rem}.site-header{grid-template-columns:auto 1fr;gap:.4rem 1rem;padding-block:.65rem}.language-control{grid-area:1/2;justify-self:end}.site-nav{border-top:1px solid var(--color-rule);scrollbar-width:none;grid-area:2/1/auto/-1;justify-content:flex-start;padding-top:.35rem;overflow-x:auto}.hero-layout{grid-template-columns:minmax(0,1fr);align-items:start}.hero .parallel-copy{max-width:58rem}.hero-method ol{grid-template-columns:repeat(3,minmax(0,1fr));display:grid}.hero-method li{border-inline-end:1px solid var(--color-rule);border-bottom:0;grid-template-columns:1.5rem minmax(0,1fr)}.hero-method li:last-child{border-inline-end:0}}@media (width<=48rem){:root{--page-gutter:1rem;--header-offset:7.5rem}.site-header{gap:.35rem .75rem;padding-block:.7rem}.wordmark{gap:.55rem}.wordmark-mark{height:1.55rem}.wordmark-copy strong{font-size:.8rem}.wordmark-copy small{font-size:.57rem}.site-nav{justify-content:space-between;gap:1rem;font-size:.8rem}.language-control button{min-height:2.1rem;padding-inline:.7rem;font-size:.72rem}.hero,.collection-hero{min-height:auto;padding-block:5rem 4.5rem}.hero{gap:3.5rem}.hero h1,.collection-hero h1,.article-hero h1{letter-spacing:-.045em;font-size:clamp(2.75rem,13vw,4rem);line-height:1.02}.collection-strip,.hero-method ol{grid-template-columns:1fr}.hero-method li{border-inline-end:0;border-bottom:1px solid var(--color-rule)}.hero-method li:last-child{border-bottom:0}.hero-signals>div{flex-direction:column;justify-content:center;align-items:flex-start;gap:.4rem;min-width:0;padding-inline:.75rem}.hero-signals>div:first-child{padding-inline-start:0}.hero-signals>div:last-child{padding-inline-end:0}.hero-signals dt{letter-spacing:.04em;font-size:.62rem}.hero-signals dd{font-size:1.1rem}.collection-strip a,.collection-strip a:first-child,.collection-strip a:last-child{border-inline-end:0;border-bottom:1px solid var(--color-rule);min-height:4.75rem;padding-inline:0}.collection-strip a:last-child{border-bottom:0}.note-card-meta{flex-direction:column;align-items:flex-start;gap:.35rem}.note-card-link:after{inset-block-start:2rem}.article-hero{padding-block:4.5rem}.article-facts>div{flex-direction:column;align-items:center;gap:.3rem}.article-facts span+span:before{display:none}.reading-layout{gap:2.75rem;padding-block:4rem 6rem}.article-toc ol{columns:1}.rail-summary-hint{display:none}.article-prose,.article-prose:lang(zh-CN){font-size:1.05rem}.paired-section{padding-bottom:4.75rem}.site-footer{grid-template-columns:1fr;gap:.5rem}.footer-links{justify-content:flex-start}}@media (width<=34rem){.hero-actions{display:grid}.button{width:100%}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important}.button:active,.language-control button:active,.site-nav a:active,.collection-strip a:active,.note-card-link:active{transform:none}}@media (prefers-reduced-transparency:reduce){.site-header,.hero-method,.button-secondary{background:var(--color-page);backdrop-filter:none}}@media (prefers-contrast:more){:root{--color-rule:#777;--color-ink-muted:#353535}}@media (forced-colors:active){.language-control button[aria-pressed=true],.article-prose blockquote{border:1px solid canvastext}}