:root{--bg:#f8f9fb;--paper:#fff;--ink:#202d3f;--muted:#626e7d;--blue:#2a5aa0;--line:#e0e5ec;--soft:#edf1f6;--serif:Georgia, "Times New Roman", "Songti SC", "SimSun", serif;--sans:-apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans SC", "Microsoft YaHei", sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:40px}body{background:var(--bg);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;margin:0;font-size:16px;line-height:1.7}body,h1,h2,h3,p{overflow-wrap:anywhere}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.25}a{color:var(--blue);text-underline-offset:4px;text-decoration-thickness:1px}a:hover{color:#163e78}button,input,select{font:inherit}button,select{cursor:pointer}svg{vertical-align:middle;flex-shrink:0}img{max-width:100%;height:auto;display:block}::selection{color:#102b53;background:#dbe7fa}:focus-visible{outline:3px solid var(--blue);outline-offset:5px;border-radius:2px}[hidden]{display:none!important}.muted{color:var(--muted)}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.skip-link{z-index:20;background:var(--ink);color:#fff;padding:8px 16px;position:fixed;top:12px;left:16px;transform:translateY(-150%)}.skip-link:focus{transform:none}.site-header{border-bottom:1px solid var(--line)}.header-inner{align-items:center;gap:32px;max-width:1152px;min-height:91px;margin:0 auto;padding:0 36px;display:flex}.identity{color:var(--ink);align-items:center;gap:14px;text-decoration:none;display:inline-flex}.identity-mark{font-family:var(--serif);letter-spacing:-1.5px;border:1px solid #cbd4e0;padding:1px 9px 3px;font-size:26px;font-weight:700;line-height:1.4}.identity-mark>span{color:var(--blue)}.identity-name{letter-spacing:.01em;font-size:14px;font-weight:600}.header-inner nav{align-items:center;gap:28px;margin-left:auto;display:flex}.header-inner nav a{color:var(--muted);padding:4px 0;font-size:13px;font-weight:500;text-decoration:none}.header-inner nav a:hover,.header-inner nav a[aria-current]{color:var(--blue)}.search-link{color:var(--ink);border-left:1px solid var(--line);place-items:center;width:34px;height:34px;padding-left:16px;display:grid}main{min-height:calc(100svh - 200px)}main:focus{outline:none}.home-page,.listing-page,.article-shell{max-width:1152px;margin:0 auto;padding:0 36px}.hero{grid-template-columns:minmax(0,1fr) 292px;align-items:center;gap:94px;padding:90px 0 86px;display:grid}.eyebrow{color:var(--blue);text-transform:uppercase;letter-spacing:.17em;align-items:center;gap:12px;margin:0 0 27px;font-size:11px;font-weight:600;display:flex}.eyebrow-line{background:var(--blue);width:27px;height:1px}.hero h1{font-family:var(--serif);letter-spacing:-2.8px;margin-bottom:25px;font-size:clamp(48px,5vw,68px);font-weight:400;line-height:1.08}.name-zh{font-family:var(--sans);letter-spacing:.22em;color:#56677d;margin:15px 0 0 3px;font-size:22px;font-weight:400;display:block}.hero-subtitle{color:var(--ink);letter-spacing:-.35px;margin-bottom:23px;font-size:22px;line-height:1.5}.cross{color:#8b98a9;margin:0 4px;display:inline-block}.mobile-break{display:none}.hero-intro{color:var(--muted);max-width:520px;margin-bottom:0;font-size:15px;line-height:1.85}.hero-links{flex-wrap:wrap;align-items:center;gap:29px;margin-top:31px;display:flex}.button-primary{background:var(--blue);border:1px solid var(--blue);color:#fff;border-radius:3px;justify-content:center;align-items:center;gap:21px;min-height:45px;padding:10px 17px;font-size:12px;font-weight:500;text-decoration:none;display:inline-flex}.button-primary:hover{color:#fff;background:#214c8a}.text-link{color:var(--blue);align-items:center;gap:10px;font-size:13px;font-weight:500;text-decoration:none;display:inline-flex}.text-link:hover{text-decoration:underline}.profile-links{gap:18px;margin-top:25px;font-size:13px;display:flex}.affiliation{margin-top:20px;font-size:14px}.research-note{background:#eef2f7;border:1px solid #dce3ed;flex-direction:column;align-self:stretch;min-height:352px;max-height:390px;margin-top:7px;padding:28px 28px 25px;display:flex;position:relative}.research-note:before{content:"";background:var(--blue);width:30px;height:3px;position:absolute;top:-2px;left:28px}.note-top{color:#65758a;letter-spacing:.14em;text-transform:uppercase;justify-content:space-between;font-size:10px;display:flex}.note-square{background:#9aabc0;width:7px;height:7px;margin-top:6px}.note-field{font-family:var(--serif);color:#34475f;letter-spacing:-.45px;margin-top:37px;margin-bottom:0;font-size:27px;line-height:1.36}.note-field>span{color:#6b7f98}.note-field>.field-line{color:inherit;display:block}.note-bottom{margin-top:auto;padding-top:28px}.note-rule{background:#c5cfdc;width:35px;height:1px;margin-bottom:14px;display:block}.note-bottom p{color:#64768d;letter-spacing:.04em;margin:0;font-size:11px;line-height:1.9}.home-section{border-top:1px solid var(--line);grid-template-columns:236px minmax(0,1fr);gap:34px;padding:44px 0 53px;display:grid}.section-label{align-items:baseline;gap:14px;padding-top:5px;display:flex}.section-label h2{letter-spacing:-.1px;margin-bottom:0;font-size:13px;font-weight:600}.section-number{color:#8794a4;font-variant-numeric:tabular-nums;font-size:10px}.section-lead{font-family:var(--serif);letter-spacing:-.4px;margin-bottom:31px;font-size:25px;line-height:1.4}.section-lead>span{color:#6b7788}.interest-grid{grid-template-columns:1fr 1fr;gap:39px;display:grid}.interest-item{border-top:1px solid var(--line);padding-top:20px}.interest-index{color:#8191a6;font-size:10px}.interest-item h3{margin:10px 0;font-size:14px;font-weight:600}.interest-item p{color:var(--muted);margin-bottom:0;font-size:13px;line-height:1.8}.section-heading-row{justify-content:space-between;align-items:baseline;gap:20px;display:flex}.section-heading-row .section-lead{margin-bottom:20px}.quiet-empty{border-left:2px solid #cdd8e8;margin:6px 0 0;padding:7px 0 7px 21px}.quiet-empty p{margin-bottom:6px;font-size:14px}.quiet-empty .text-link{margin-top:9px}.writing-section{padding-bottom:64px}.site-footer{border-top:1px solid var(--line)}.footer-inner{color:#6a7686;justify-content:space-between;gap:20px;max-width:1152px;margin:auto;padding:27px 36px 32px;font-size:11px;display:flex}.footer-links{gap:22px;display:flex}.footer-links a{color:var(--muted);align-items:center;gap:6px;text-decoration:none;display:inline-flex}.footer-links a:hover{color:var(--blue)}.listing-page{max-width:1000px;min-height:calc(100svh - 194px);padding-top:67px;padding-bottom:90px}.page-heading{margin-bottom:45px}.page-heading .eyebrow{margin-bottom:19px}.page-heading h1{font-family:var(--serif);letter-spacing:-1.8px;margin-bottom:17px;font-size:60px;font-weight:400}.heading-dot{color:var(--blue)}.page-description{color:var(--muted);margin-bottom:20px;font-size:17px;line-height:1.6}.notebook-empty{border-top:1px solid var(--line);padding:44px 0 10px}.empty-mark{color:#8498b4;font-family:var(--serif);margin-bottom:17px;font-size:29px;display:block}.notebook-empty h2{font-family:var(--serif);margin-bottom:14px;font-size:28px;font-weight:400}.notebook-empty p{color:var(--muted);font-size:14px;line-height:1.9}.notebook-empty .empty-zh{letter-spacing:.07em;margin-bottom:23px;font-size:12px}.post-list{border-top:1px solid var(--line)}.post-card{border-bottom:1px solid var(--line);padding:30px 38px 28px 0;position:relative}.post-meta{color:var(--muted);flex-wrap:wrap;align-items:center;gap:4px 12px;margin-bottom:13px;font-size:11px;display:flex}.post-card h2{font-family:var(--serif);margin-bottom:12px;font-size:25px;font-weight:400}.post-card h2 a,.project-list h2 a,.project-list h3 a,.paper-list h3 a{color:var(--ink);text-decoration:none}.post-card h2 a:hover,.paper-list h3 a:hover,.project-list a:hover{color:var(--blue)}.post-card p{color:var(--muted);margin-bottom:0;font-size:14px}.post-arrow{position:absolute;top:65px;right:0}.tag-list{flex-wrap:wrap;gap:7px;margin:17px 0 0;padding:0;list-style:none;display:flex}.tag-list a{border:1px solid var(--line);color:#65748a;background:#f3f5f8;border-radius:3px;padding:2px 8px;font-size:10px;text-decoration:none;display:inline-block}.tag-list a:hover{border-color:var(--blue);color:var(--blue)}.blog-filters{border-top:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:13px;padding:19px 0;display:flex}.blog-filters label{color:var(--muted);font-size:12px}.blog-filters select{color:var(--ink);background:var(--paper);border:1px solid #c7d1df;border-radius:3px;max-width:100%;padding:7px 29px 7px 9px;font-size:12px}.filter-search{margin-left:auto}.active-tag{color:var(--blue);margin:0;font-size:12px}.text-button{color:var(--blue);background:0 0;border:0;padding:4px 0;font-size:12px;text-decoration:underline}.article-shell{max-width:1072px;padding-top:48px;padding-bottom:80px}.article-header{max-width:752px;margin-bottom:38px}.back-link{color:var(--muted);gap:9px;margin-bottom:35px;font-size:12px;text-decoration:none;display:inline-flex}.article-header h1{font-family:var(--serif);letter-spacing:-.7px;margin:0 0 18px;font-size:clamp(30px,4vw,44px);font-weight:400;line-height:1.3}.article-description{color:var(--muted);font-size:16px}.article-grid{grid-template-columns:minmax(0,752px);display:grid}.article-grid.has-toc{grid-template-columns:minmax(0,752px) 180px;gap:48px}.article-toc{padding-top:7px;font-size:11px}.article-toc>p{margin-bottom:13px;font-weight:600}.article-toc ol{border-left:1px solid var(--line);margin:0;padding:0 0 0 13px;list-style:none}.article-toc li{margin-bottom:10px}.article-toc a{color:var(--muted);text-decoration:none}.article-toc a:hover{color:var(--blue)}.article-toc .toc-nested{padding-left:9px}.article-bottom{border-top:1px solid var(--line);justify-content:space-between;max-width:752px;margin-top:50px;padding-top:25px;display:flex}.prose{color:#344155;min-width:0;max-width:752px;font-size:16px;line-height:1.95}.prose h2{font-family:var(--serif);color:var(--ink);margin:44px 0 21px;font-size:29px;font-weight:400}.prose h3{color:var(--ink);margin:30px 0 15px;font-size:20px}.prose p,.prose ul,.prose ol{margin-bottom:22px}.prose>:first-child{margin-top:0}.prose pre{border:1px solid var(--line);border-radius:5px;max-width:100%;margin:25px 0;padding:18px 21px;font-size:12px;line-height:1.8;overflow-x:auto}.prose :not(pre)>code{overflow-wrap:anywhere;background:#eaf0f7;border-radius:3px;padding:2px 5px;font-size:.86em}.prose pre code{overflow-wrap:normal;white-space:pre}.prose blockquote{color:#63738a;border-left:3px solid #a8bbd6;margin:25px 0;padding:4px 0 4px 23px}.prose blockquote p:last-child{margin-bottom:0}.prose table{border-collapse:collapse;max-width:100%;margin:25px 0;font-size:14px;display:block;overflow-x:auto}.prose th,.prose td{border:1px solid var(--line);text-align:left;padding:9px 14px}.prose th{background:#eaf0f6;font-weight:600}.prose img{border:1px solid var(--line);border-radius:4px}.prose hr{border:0;border-top:1px solid var(--line);margin:35px 0}.prose .katex-display{max-width:100%;padding:5px 0;overflow:auto hidden}.prose .katex{font-size:1.05em}.publication-year{border-top:1px solid var(--line);grid-template-columns:85px minmax(0,1fr);gap:20px;padding-top:30px;display:grid}.publication-year>h2{font-family:var(--serif);color:#6b7c91;font-size:24px;font-weight:400}.paper-list,.project-list{margin:0;padding:0;list-style:none}.paper-list li,.project-list li{border-bottom:1px solid var(--line);margin-bottom:30px;padding-bottom:30px}.paper-list h3{margin-bottom:12px;font-size:19px;line-height:1.5}.paper-list>li>p:not(.post-meta),.project-list p{color:var(--muted);font-size:14px}.paper-authors strong{color:var(--ink);font-weight:600}.paper-links{flex-wrap:wrap;gap:20px;margin:17px 0;font-size:12px;display:flex}.paper-links a{align-items:center;gap:5px;text-decoration:none;display:inline-flex}.status-label{text-transform:capitalize;border:1px solid var(--line);border-radius:3px;padding:1px 6px;font-size:10px}.timeline-item{margin-bottom:25px}.timeline-item h3{margin-bottom:9px;font-size:17px}.timeline-item p{color:var(--muted)}.news-list{margin:0;padding:0;font-size:14px;list-style:none}.news-list li{gap:20px;padding-bottom:15px;display:flex}.news-list time{white-space:nowrap;color:var(--muted)}.search-form{background:var(--paper);border:1px solid #b6c4d6;border-radius:4px;display:flex;overflow:hidden}.search-form:focus-within{outline:2px solid var(--blue);outline-offset:3px}.search-form input{min-width:0;color:var(--ink);background:0 0;border:0;flex:1;padding:16px 19px;font-size:15px}.search-form input:focus-visible{outline:none}.search-form input::placeholder{color:#7c899a}.search-form button{background:var(--blue);color:#fff;border:0;justify-content:center;align-items:center;gap:22px;padding:0 21px;font-size:13px;display:flex}.search-status{color:var(--muted);margin-top:20px;margin-bottom:27px;font-size:12px}.search-result{border-top:1px solid var(--line);padding:25px 0}.result-path{color:#7a8a9d;font-size:11px}.search-result h2{font-family:var(--serif);margin:6px 0 12px;font-size:25px;font-weight:400}.search-result h2 a{color:var(--ink);text-decoration:none}.search-result p{color:var(--muted);margin-bottom:0;font-size:14px}.error-page{padding-top:100px}.error-page h1{font-family:var(--serif);font-size:48px;font-weight:400}.error-page>p:not(.eyebrow){color:var(--muted)}@media (width>=1440px){.hero{padding-top:105px;padding-bottom:100px}}@media (width<=900px){.hero{grid-template-columns:minmax(0,1fr) 250px;gap:40px;padding-top:65px;padding-bottom:65px}.hero h1{font-size:53px}.hero-subtitle{font-size:19px}.research-note{padding:24px}.note-field{font-size:25px}.home-section{grid-template-columns:180px minmax(0,1fr);gap:25px}.header-inner,.header-inner nav{gap:20px}.article-grid.has-toc{grid-template-columns:minmax(0,1fr)}.article-toc{display:none}}@media (width<=640px){.header-inner{gap:15px;min-height:76px;padding:0 22px}.identity{gap:0}.identity-name{display:none}.identity-mark{font-size:24px}.header-inner nav{flex-wrap:wrap;flex:1;justify-content:flex-end;gap:3px 16px;min-width:0;padding:12px 0}.header-inner nav a{font-size:12px}.search-link{width:28px;padding-left:12px}.home-page,.listing-page,.article-shell{padding-left:24px;padding-right:24px}.hero{padding:49px 0 45px;display:block}.hero .eyebrow{margin-bottom:21px}.hero h1{letter-spacing:-2px;margin-bottom:23px;font-size:51px}.name-zh{margin-top:14px;font-size:20px}.hero-subtitle{font-size:21px}.mobile-break{display:initial}.hero-intro{font-size:14px;line-height:1.9}.hero-links{gap:22px;margin-top:25px}.button-primary{gap:13px;min-height:43px;padding:9px 13px;font-size:11px}.research-note{min-height:0;max-height:none;margin-top:39px;padding:20px 22px;display:block}.note-field{max-width:230px;margin:13px 0 0;font-size:20px;line-height:1.4}.note-field>.field-line{display:inline}.note-field>.field-line:after{content:" "}.note-bottom{padding-top:14px}.note-rule{display:none}.note-bottom p{margin-right:16px;font-size:10px;display:inline}.home-section{padding:29px 0 35px;display:block}.section-label{margin-bottom:22px}.section-label h2{font-size:12px}.section-lead{margin-bottom:24px;font-size:24px}.interest-grid{gap:23px}.interest-item h3{font-size:13px}.interest-item p{font-size:12px;line-height:1.85}.section-heading-row{flex-wrap:wrap;gap:0;margin-bottom:17px}.section-heading-row .section-lead{width:100%;margin-bottom:5px}.quiet-empty{padding-left:17px}.quiet-empty p{font-size:13px}.footer-inner{flex-wrap:wrap;gap:14px;padding:23px 24px;font-size:10px}.footer-links{gap:22px}.listing-page{padding-top:43px;padding-bottom:60px}.page-heading{margin-bottom:35px}.page-heading h1{font-size:48px}.page-description{font-size:15px}.post-card h2{font-size:23px}.filter-search{margin-left:0}.article-shell{padding-top:30px;padding-bottom:55px}.article-header h1{font-size:31px}.prose{font-size:15px}.prose h2{font-size:25px}.prose pre{padding:15px;font-size:11px}.publication-year{grid-template-columns:1fr;gap:0}.search-form input{padding:14px 11px;font-size:13px}.search-form button{gap:12px;padding:0 13px;font-size:11px}.error-page h1{font-size:38px}}@media (width<=380px){.header-inner{gap:11px}.header-inner nav{gap:12px}.hero h1{font-size:45px}.hero-links{gap:17px}.interest-grid{grid-template-columns:1fr;gap:20px}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_AMS-Regular.BQhdFMY1.woff2)format("woff2"),url(/_astro/KaTeX_AMS-Regular.DMm9YOAa.woff)format("woff"),url(/_astro/KaTeX_AMS-Regular.DRggAlZN.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/_astro/KaTeX_Caligraphic-Bold.Dq_IR9rO.woff2)format("woff2"),url(/_astro/KaTeX_Caligraphic-Bold.BEiXGLvX.woff)format("woff"),url(/_astro/KaTeX_Caligraphic-Bold.ATXxdsX0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Caligraphic-Regular.Di6jR-x-.woff2)format("woff2"),url(/_astro/KaTeX_Caligraphic-Regular.CTRA-rTL.woff)format("woff"),url(/_astro/KaTeX_Caligraphic-Regular.wX97UBjC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/_astro/KaTeX_Fraktur-Bold.CL6g_b3V.woff2)format("woff2"),url(/_astro/KaTeX_Fraktur-Bold.BsDP51OF.woff)format("woff"),url(/_astro/KaTeX_Fraktur-Bold.BdnERNNW.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Fraktur-Regular.CTYiF6lA.woff2)format("woff2"),url(/_astro/KaTeX_Fraktur-Regular.Dxdc4cR9.woff)format("woff"),url(/_astro/KaTeX_Fraktur-Regular.CB_wures.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/_astro/KaTeX_Main-Bold.Cx986IdX.woff2)format("woff2"),url(/_astro/KaTeX_Main-Bold.Jm3AIy58.woff)format("woff"),url(/_astro/KaTeX_Main-Bold.waoOVXN0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/_astro/KaTeX_Main-BoldItalic.DxDJ3AOS.woff2)format("woff2"),url(/_astro/KaTeX_Main-BoldItalic.SpSLRI95.woff)format("woff"),url(/_astro/KaTeX_Main-BoldItalic.DzxPMmG6.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/_astro/KaTeX_Main-Italic.NWA7e6Wa.woff2)format("woff2"),url(/_astro/KaTeX_Main-Italic.BMLOBm91.woff)format("woff"),url(/_astro/KaTeX_Main-Italic.3WenGoN9.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Main-Regular.B22Nviop.woff2)format("woff2"),url(/_astro/KaTeX_Main-Regular.Dr94JaBh.woff)format("woff"),url(/_astro/KaTeX_Main-Regular.ypZvNtVU.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/_astro/KaTeX_Math-BoldItalic.CZnvNsCZ.woff2)format("woff2"),url(/_astro/KaTeX_Math-BoldItalic.iY-2wyZ7.woff)format("woff"),url(/_astro/KaTeX_Math-BoldItalic.B3XSjfu4.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/_astro/KaTeX_Math-Italic.t53AETM-.woff2)format("woff2"),url(/_astro/KaTeX_Math-Italic.DA0__PXp.woff)format("woff"),url(/_astro/KaTeX_Math-Italic.flOr_0UB.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/_astro/KaTeX_SansSerif-Bold.D1sUS0GD.woff2)format("woff2"),url(/_astro/KaTeX_SansSerif-Bold.DbIhKOiC.woff)format("woff"),url(/_astro/KaTeX_SansSerif-Bold.CFMepnvq.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/_astro/KaTeX_SansSerif-Italic.C3H0VqGB.woff2)format("woff2"),url(/_astro/KaTeX_SansSerif-Italic.DN2j7dab.woff)format("woff"),url(/_astro/KaTeX_SansSerif-Italic.YYjJ1zSn.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_SansSerif-Regular.DDBCnlJ7.woff2)format("woff2"),url(/_astro/KaTeX_SansSerif-Regular.CS6fqUqJ.woff)format("woff"),url(/_astro/KaTeX_SansSerif-Regular.BNo7hRIc.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Script-Regular.D3wIWfF6.woff2)format("woff2"),url(/_astro/KaTeX_Script-Regular.D5yQViql.woff)format("woff"),url(/_astro/KaTeX_Script-Regular.C5JkGWo-.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Size1-Regular.mCD8mA8B.woff2)format("woff2"),url(/_astro/KaTeX_Size1-Regular.C195tn64.woff)format("woff"),url(/_astro/KaTeX_Size1-Regular.Dbsnue_I.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Size2-Regular.Dy4dx90m.woff2)format("woff2"),url(/_astro/KaTeX_Size2-Regular.oD1tc_U0.woff)format("woff"),url(/_astro/KaTeX_Size2-Regular.B7gKUWhC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Size3-Regular.gV2CO0n9.woff2)format("woff2"),url(/_astro/KaTeX_Size3-Regular.CTq5MqoE.woff)format("woff"),url(/_astro/KaTeX_Size3-Regular.DgpXs0kz.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Size4-Regular.Dl5lxZxV.woff2)format("woff2"),url(/_astro/KaTeX_Size4-Regular.BF-4gkZK.woff)format("woff"),url(/_astro/KaTeX_Size4-Regular.DWFBv043.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Typewriter-Regular.CO6r4hn1.woff2)format("woff2"),url(/_astro/KaTeX_Typewriter-Regular.C0xS9mPB.woff)format("woff"),url(/_astro/KaTeX_Typewriter-Regular.D3Ib7_Hf.ttf)format("truetype")}.katex{text-indent:0;text-rendering:auto;font:1.21em/1.2 KaTeX_Main,math,Times New Roman,serif;position:relative}.katex *{border-color:currentColor;-ms-high-contrast-adjust:none!important}.katex .katex-version:after{content:"0.19.0"}.katex .katex-mathml{-webkit-clip-path:inset(50%);clip-path:inset(50%);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.katex-newline{display:block}.katex .katex-base{white-space:nowrap;width:min-content;position:relative}.katex .katex-base,.katex .katex-strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;table-layout:fixed;display:inline-table}.katex .vlist-r{display:table-row}.katex .vlist{vertical-align:bottom;display:table-cell;position:relative}.katex .vlist>span{height:0;display:block;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{width:0;overflow:hidden}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{vertical-align:bottom;width:2px;min-width:2px;font-size:1px;display:table-cell}.katex .katex-vbox{flex-direction:column;align-items:baseline;display:inline-flex}.katex .katex-thinbox{flex-direction:row;width:0;max-width:0;display:inline-flex}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .katex-hdashline,.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-rule,.katex .katex-underline .underline-line,.katex .mfrac .frac-line{min-height:1px}.katex .mspace{display:inline-block}.katex .katex-smash{line-height:0;display:inline}.katex .clap,.katex .llap,.katex .rlap{width:0;position:relative}.katex .clap>.katex-inner,.katex .llap>.katex-inner,.katex .rlap>.katex-inner{position:absolute}.katex .clap>.katex-fix,.katex .llap>.katex-fix,.katex .rlap>.katex-fix{display:inline-block}.katex .llap>.katex-inner{right:0}.katex .clap>.katex-inner,.katex .rlap>.katex-inner{left:0}.katex .clap>.katex-inner>span{margin-left:-50%;margin-right:50%}.katex .katex-rule{border:0 solid;display:inline-block;position:relative}.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-underline .underline-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .katex-hdashline{border-bottom-style:dashed;width:100%;display:inline-block}.katex .sqrt>.katex-root{margin-left:.277778em;margin-right:-.555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .katex-sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .katex-sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .katex-sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .katex-sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .katex-sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .katex-sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .katex-sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .katex-sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .katex-sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .katex-sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .katex-sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .katex-sizing.reset-size2.size1{font-size:.833333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .katex-sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .katex-sizing.reset-size2.size3{font-size:1.16667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .katex-sizing.reset-size2.size4{font-size:1.33333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .katex-sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .katex-sizing.reset-size2.size6{font-size:1.66667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .katex-sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .katex-sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .katex-sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .katex-sizing.reset-size2.size10{font-size:3.45667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .katex-sizing.reset-size2.size11{font-size:4.14667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .katex-sizing.reset-size3.size1{font-size:.714286em}.katex .fontsize-ensurer.reset-size3.size2,.katex .katex-sizing.reset-size3.size2{font-size:.857143em}.katex .fontsize-ensurer.reset-size3.size3,.katex .katex-sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .katex-sizing.reset-size3.size4{font-size:1.14286em}.katex .fontsize-ensurer.reset-size3.size5,.katex .katex-sizing.reset-size3.size5{font-size:1.28571em}.katex .fontsize-ensurer.reset-size3.size6,.katex .katex-sizing.reset-size3.size6{font-size:1.42857em}.katex .fontsize-ensurer.reset-size3.size7,.katex .katex-sizing.reset-size3.size7{font-size:1.71429em}.katex .fontsize-ensurer.reset-size3.size8,.katex .katex-sizing.reset-size3.size8{font-size:2.05714em}.katex .fontsize-ensurer.reset-size3.size9,.katex .katex-sizing.reset-size3.size9{font-size:2.46857em}.katex .fontsize-ensurer.reset-size3.size10,.katex .katex-sizing.reset-size3.size10{font-size:2.96286em}.katex .fontsize-ensurer.reset-size3.size11,.katex .katex-sizing.reset-size3.size11{font-size:3.55429em}.katex .fontsize-ensurer.reset-size4.size1,.katex .katex-sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .katex-sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .katex-sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .katex-sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .katex-sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .katex-sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .katex-sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .katex-sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .katex-sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .katex-sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .katex-sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .katex-sizing.reset-size5.size1{font-size:.555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .katex-sizing.reset-size5.size2{font-size:.666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .katex-sizing.reset-size5.size3{font-size:.777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .katex-sizing.reset-size5.size4{font-size:.888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .katex-sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .katex-sizing.reset-size5.size6{font-size:1.11111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .katex-sizing.reset-size5.size7{font-size:1.33333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .katex-sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .katex-sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .katex-sizing.reset-size5.size10{font-size:2.30444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .katex-sizing.reset-size5.size11{font-size:2.76444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .katex-sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .katex-sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .katex-sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .katex-sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .katex-sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .katex-sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .katex-sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .katex-sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .katex-sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .katex-sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .katex-sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .katex-sizing.reset-size7.size1{font-size:.416667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .katex-sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .katex-sizing.reset-size7.size3{font-size:.583333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .katex-sizing.reset-size7.size4{font-size:.666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .katex-sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .katex-sizing.reset-size7.size6{font-size:.833333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .katex-sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .katex-sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .katex-sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .katex-sizing.reset-size7.size10{font-size:1.72833em}.katex .fontsize-ensurer.reset-size7.size11,.katex .katex-sizing.reset-size7.size11{font-size:2.07333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .katex-sizing.reset-size8.size1{font-size:.347222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .katex-sizing.reset-size8.size2{font-size:.416667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .katex-sizing.reset-size8.size3{font-size:.486111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .katex-sizing.reset-size8.size4{font-size:.555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .katex-sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .katex-sizing.reset-size8.size6{font-size:.694444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .katex-sizing.reset-size8.size7{font-size:.833333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .katex-sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .katex-sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .katex-sizing.reset-size8.size10{font-size:1.44028em}.katex .fontsize-ensurer.reset-size8.size11,.katex .katex-sizing.reset-size8.size11{font-size:1.72778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .katex-sizing.reset-size9.size1{font-size:.289352em}.katex .fontsize-ensurer.reset-size9.size2,.katex .katex-sizing.reset-size9.size2{font-size:.347222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .katex-sizing.reset-size9.size3{font-size:.405093em}.katex .fontsize-ensurer.reset-size9.size4,.katex .katex-sizing.reset-size9.size4{font-size:.462963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .katex-sizing.reset-size9.size5{font-size:.520833em}.katex .fontsize-ensurer.reset-size9.size6,.katex .katex-sizing.reset-size9.size6{font-size:.578704em}.katex .fontsize-ensurer.reset-size9.size7,.katex .katex-sizing.reset-size9.size7{font-size:.694444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .katex-sizing.reset-size9.size8{font-size:.833333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .katex-sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .katex-sizing.reset-size9.size10{font-size:1.20023em}.katex .fontsize-ensurer.reset-size9.size11,.katex .katex-sizing.reset-size9.size11{font-size:1.43981em}.katex .fontsize-ensurer.reset-size10.size1,.katex .katex-sizing.reset-size10.size1{font-size:.24108em}.katex .fontsize-ensurer.reset-size10.size2,.katex .katex-sizing.reset-size10.size2{font-size:.289296em}.katex .fontsize-ensurer.reset-size10.size3,.katex .katex-sizing.reset-size10.size3{font-size:.337512em}.katex .fontsize-ensurer.reset-size10.size4,.katex .katex-sizing.reset-size10.size4{font-size:.385728em}.katex .fontsize-ensurer.reset-size10.size5,.katex .katex-sizing.reset-size10.size5{font-size:.433944em}.katex .fontsize-ensurer.reset-size10.size6,.katex .katex-sizing.reset-size10.size6{font-size:.48216em}.katex .fontsize-ensurer.reset-size10.size7,.katex .katex-sizing.reset-size10.size7{font-size:.578592em}.katex .fontsize-ensurer.reset-size10.size8,.katex .katex-sizing.reset-size10.size8{font-size:.694311em}.katex .fontsize-ensurer.reset-size10.size9,.katex .katex-sizing.reset-size10.size9{font-size:.833173em}.katex .fontsize-ensurer.reset-size10.size10,.katex .katex-sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .katex-sizing.reset-size10.size11{font-size:1.19961em}.katex .fontsize-ensurer.reset-size11.size1,.katex .katex-sizing.reset-size11.size1{font-size:.200965em}.katex .fontsize-ensurer.reset-size11.size2,.katex .katex-sizing.reset-size11.size2{font-size:.241158em}.katex .fontsize-ensurer.reset-size11.size3,.katex .katex-sizing.reset-size11.size3{font-size:.281351em}.katex .fontsize-ensurer.reset-size11.size4,.katex .katex-sizing.reset-size11.size4{font-size:.321543em}.katex .fontsize-ensurer.reset-size11.size5,.katex .katex-sizing.reset-size11.size5{font-size:.361736em}.katex .fontsize-ensurer.reset-size11.size6,.katex .katex-sizing.reset-size11.size6{font-size:.401929em}.katex .fontsize-ensurer.reset-size11.size7,.katex .katex-sizing.reset-size11.size7{font-size:.482315em}.katex .fontsize-ensurer.reset-size11.size8,.katex .katex-sizing.reset-size11.size8{font-size:.578778em}.katex .fontsize-ensurer.reset-size11.size9,.katex .katex-sizing.reset-size11.size9{font-size:.694534em}.katex .fontsize-ensurer.reset-size11.size10,.katex .katex-sizing.reset-size11.size10{font-size:.833601em}.katex .fontsize-ensurer.reset-size11.size11,.katex .katex-sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{width:.12em;display:inline-block}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .katex-accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .katex-accent .accent-body{position:relative}.katex .katex-accent .accent-body:not(.accent-full){width:0}.katex .katex-overlay{display:block}.katex .mtable .vertical-separator{min-width:1px;display:inline-block}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;height:inherit;width:100%;display:block;position:absolute}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;min-width:0;max-width:none;min-height:0;max-height:none}.katex .katex-stretchy{width:100%;display:block;position:relative;overflow:hidden}.katex .katex-stretchy:after,.katex .katex-stretchy:before{content:""}.katex .hide-tail{width:100%;position:relative;overflow:hidden}.katex .halfarrow-left{width:50.2%;position:absolute;left:0;overflow:hidden}.katex .halfarrow-right{width:50.2%;position:absolute;right:0;overflow:hidden}.katex .brace-left{width:25.1%;position:absolute;left:0;overflow:hidden}.katex .brace-center{width:50%;position:absolute;left:25%;overflow:hidden}.katex .brace-right{width:25.1%;position:absolute;right:0;overflow:hidden}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{box-sizing:border-box;border:.04em solid}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .katex-sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{box-sizing:border-box;border-top:.049em solid;border-right:.049em solid;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .reflectbox{display:inline-block;transform:scaleX(-1)}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{text-align:left;display:inline-block;position:absolute;right:calc(50% + .3em)}.katex .cd-label-right{text-align:right;display:inline-block;position:absolute;left:calc(50% + .3em)}.katex-display{text-align:center;margin:1em 0;display:block}.katex-display>.katex{text-align:center;white-space:nowrap;display:block}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.katex-tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.katex-tag{left:0;right:auto}.katex-display.fleqn>.katex{text-align:left;padding-left:2em}body{counter-reset:katexEqnNo mmlEqnNo}