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:root{--ink:#19252e;--muted:#56636e;--blue:#1559c4;--line:#e1e6ec;--soft:#f5f7fa;--active:#edf3ff;--width:1520px;color-scheme:light;font-family:Geist,system-ui,sans-serif;color:var(--ink);background:#fff;font-synthesis:none}*{box-sizing:border-box}body{margin:0;font-size:16px;line-height:1.65}a{color:var(--blue);text-decoration-thickness:1px;text-underline-offset:3px}a:hover{text-decoration:underline}button,input{font:inherit}button,a,input,summary,[tabindex]{outline-offset:4px}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--blue)}button{cursor:pointer}svg{fill:none;stroke:currentColor;stroke-width:1.7}img{max-width:100%}.header{height:84px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:36px;padding:0 36px;background:#fff;position:sticky;top:0;z-index:5}.brand{display:flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none;line-height:1.35;font-weight:600;white-space:nowrap}.brand small{display:block;color:var(--muted);font-size:12px;font-weight:400;letter-spacing:.01em;margin-top:3px}.header-search{display:flex;max-width:440px;flex:1;margin-left:auto;border:1px solid #bdc7d1;border-radius:8px;overflow:hidden;background:var(--soft)}.header-search input{width:100%;min-width:0;border:0;background:transparent;padding:9px 14px;font-size:14px}.header-search button{display:grid;place-items:center;border:0;background:transparent;padding:10px;color:var(--muted)}.external{display:flex;gap:24px;font-size:14px}.external a{color:var(--ink);text-decoration:none}.layout{display:grid;grid-template-columns:264px minmax(0,1fr) 216px;max-width:var(--width);margin:auto}.sidebar{position:sticky;top:84px;height:calc(100dvh - 84px);overflow:auto;padding:28px 24px 44px 28px;border-right:1px solid var(--line);font-size:13px;scrollbar-width:thin}.version{font-size:12px;color:var(--muted);margin:0 0 28px}.sidebar section{margin-bottom:26px}.sidebar h2{font-size:12px;font-weight:600;line-height:1.5;margin:0 0 8px;color:var(--ink)}.sidebar section a{display:block;line-height:1.5;text-decoration:none;padding:6px 10px;margin-left:-10px;border-radius:6px;color:var(--muted)}.sidebar section a:hover{background:var(--soft);color:var(--ink)}.sidebar a[aria-current]{color:var(--blue);background:var(--active);font-weight:500}main{min-width:0;padding:54px 48px 24px}article{max-width:800px;margin:auto}h1{font-size:clamp(30px,3.2vw,44px);line-height:1.13;letter-spacing:-.035em;font-weight:600;margin:0 0 20px;overflow-wrap:anywhere}.description{font-size:19px;color:var(--muted);line-height:1.6;margin:0 0 36px;padding-bottom:32px;border-bottom:1px solid var(--line)}.prose{overflow-wrap:anywhere}.prose h2{font-size:25px;line-height:1.3;letter-spacing:-.025em;font-weight:600;margin:48px 0 18px;scroll-margin-top:110px}.prose h3{font-size:19px;line-height:1.4;margin:32px 0 12px;scroll-margin-top:110px}.prose p{margin:0 0 20px}.prose ul,.prose ol{padding-left:24px;margin:0 0 24px}.prose li{margin:8px 0}.anchor{font-size:16px;text-decoration:none;padding-left:10px;opacity:0}.prose h2:hover .anchor,.prose h3:hover .anchor,.anchor:focus{opacity:1}.prose strong{font-weight:600}.prose code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;background:var(--soft);font-size:.86em;padding:2px 4px;border-radius:3px}.prose pre{position:relative;background:#f2f5f8;padding:22px;overflow:auto;border-radius:8px;font-size:14px;line-height:1.65;tab-size:2;margin:24px 0}.prose pre code{background:none;padding:0;font-size:inherit}.copy{display:block;margin:0 0 -18px auto;border:1px solid #a8b5c2;background:white;color:var(--ink);border-radius:5px;padding:4px 10px;font-size:12px;position:relative;z-index:1}.table-scroll{overflow:auto;margin:26px 0;max-width:100%;border:1px solid var(--line);border-radius:8px}table{border-collapse:collapse;min-width:100%;font-size:14px;line-height:1.6;text-align:left}th{font-weight:600;background:var(--soft);vertical-align:top}th,td{padding:12px 16px;border-bottom:1px solid var(--line);min-width:120px}tr:last-child td{border-bottom:0}td p{margin:0!important}figure{margin:28px 0 36px}figure a{display:block;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:var(--soft)}figure img{display:block;width:100%;height:auto}figcaption{font-size:13px;line-height:1.65;color:var(--muted);margin-top:12px}figcaption a{display:inline;border:0;background:none}blockquote{margin:24px 0;padding:20px 24px;border:1px solid var(--line);border-radius:8px;background:var(--soft)}blockquote p:last-child{margin:0}.prose details{border:1px solid var(--line);border-radius:8px;padding:16px 18px;margin:20px 0}.prose summary{cursor:pointer;font-weight:500}.prose details pre{max-height:600px}.toc{position:sticky;top:84px;height:calc(100dvh - 84px);overflow:auto;padding:48px 24px 30px 4px;font-size:12px;scrollbar-width:thin}.toc p{font-weight:600;margin:0 0 14px}.toc a{display:block;text-decoration:none;color:var(--muted);line-height:1.55;margin:0 0 12px;overflow-wrap:anywhere}.toc a:hover{color:var(--blue)}.toc .toc-evidence{margin-top:28px;padding-top:18px;border-top:1px solid var(--line);color:var(--blue)}.sources{border-top:1px solid var(--line);margin:48px 0 28px;padding-top:24px;font-size:13px;color:var(--muted)}.sources h2{font-size:15px;color:var(--ink);margin:0}.sources ul{padding-left:18px}.sources a{overflow-wrap:anywhere}.adjacent{display:grid;grid-template-columns:1fr 1fr;gap:24px;padding:26px 0;border-top:1px solid var(--line);font-size:15px}.adjacent a{text-decoration:none}.adjacent a:last-child{text-align:right}.adjacent span{display:block;font-size:12px;color:var(--muted);margin-bottom:6px}.site-footer{border-top:1px solid var(--line);padding:24px 0;display:flex;gap:20px;flex-wrap:wrap;font-size:12px;color:var(--muted)}.menu,.mobile-toc,.mobile-search{display:none}.skip{position:fixed;left:16px;top:-100px;background:#fff;padding:12px;z-index:20}.skip:focus{top:10px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.search-page label{display:block;font-weight:500;margin:24px 0 8px}.search-page div{display:flex;gap:10px}.search-page input{min-width:0;width:100%;border:1px solid #9aa9b8;border-radius:6px;padding:12px}.search-page button{border:0;background:var(--blue);color:white;border-radius:6px;padding:10px 18px}#search-status{color:var(--muted);margin-top:24px}.search-result{padding:24px 0;border-bottom:1px solid var(--line)}.search-result h2{margin:0 0 10px;font-size:21px}.search-result p{font-size:14px;margin:0;color:var(--muted)}
@media(min-width:1600px){.header{padding-inline:max(36px,calc((100vw - 1460px)/2))}}@media(max-width:1199px){.layout{grid-template-columns:240px minmax(0,1fr)}.toc{display:none}main{padding:44px 36px}.mobile-toc{display:block;padding:14px 18px;border:1px solid var(--line);border-radius:8px;margin-bottom:28px;font-size:14px}.mobile-toc summary{cursor:pointer}.mobile-toc nav{padding-top:12px}.mobile-toc a{display:block;margin:8px 0}.header{gap:24px;padding-inline:24px}.external{gap:16px}}@media(max-width:760px){.header{height:76px;padding:0 20px;gap:16px}.brand{font-size:14px;gap:9px}.brand img{width:28px;height:28px}.header-search,.external{display:none}.menu{display:block;margin-left:auto;padding:8px 12px;border:1px solid #a8b5c2;border-radius:6px;background:white;color:var(--ink);font-size:14px}.layout{display:block}.sidebar{display:none;position:fixed;inset:76px 0 0;z-index:4;height:calc(100dvh - 76px);background:#fff;border:0;padding:28px 24px;font-size:16px}.sidebar[data-open]{display:block}.sidebar section a{padding-block:9px}.sidebar h2{font-size:14px}.mobile-search{display:block}.menu-open{overflow:hidden}main{padding:36px 22px 10px}.description{font-size:17px;padding-bottom:24px;margin-bottom:26px}.prose h2{font-size:23px;margin-top:38px}body{font-size:16px;line-height:1.7}.prose pre{padding:18px;font-size:12px}.table-scroll{margin:22px 0}th,td{padding:10px 12px;font-size:13px;min-width:132px}.adjacent{gap:16px;font-size:14px}.site-footer{gap:8px;font-size:11px}.anchor{opacity:1}.sources{margin-top:36px}figure{margin-inline:0}}
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.header-search:focus-within{outline:2px solid var(--blue);outline-offset:3px}.header-search input:focus-visible{outline-offset:-4px}.header-search button:focus-visible{outline-offset:-3px}.mobile-search{margin-bottom:24px}