:root{--bg: #ffffff;--text: #1f2328;--muted: #6b7280;--subtle: #9ca3af;--line: #e5e7eb;--line-strong: #d1d5db;--code-bg: #f6f8fa;--code-block-bg: #24292f;--code-block-text: #e6edf3;--link: #0969da;--page-width: 1180px}*{box-sizing:border-box}html{background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;scroll-padding-top:88px}body{margin:0;min-width:320px}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto}.site-header{position:sticky;top:0;z-index:10;display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:24px;align-items:center;min-height:64px;padding:0 max(24px,calc((100vw - var(--page-width)) / 2));border-bottom:1px solid var(--line);background:#ffffffeb;backdrop-filter:blur(12px)}.brand{display:inline-flex;gap:10px;align-items:center;font-weight:700}.brand img{width:28px;height:28px}.nav{display:flex;gap:4px;justify-content:center;overflow-x:auto;scrollbar-width:none}.nav::-webkit-scrollbar{display:none}.nav-link,.github-link,.primary-link,.secondary-link{display:inline-flex;align-items:center;justify-content:center;min-height:34px;padding:0 10px;border-radius:6px;color:var(--muted);font-size:14px;white-space:nowrap}.nav-link:hover,.nav-link.is-active,.github-link:hover,.primary-link:hover,.secondary-link:hover{color:var(--text);background:#f6f8fa}main,.site-footer{width:min(var(--page-width),calc(100% - 40px));margin:0 auto}.home-hero{display:grid;grid-template-columns:minmax(0,1fr) 220px;gap:40px;align-items:end;padding:82px 0 58px;border-bottom:1px solid var(--line)}.eyebrow{margin:0 0 12px;color:var(--muted);font-size:13px;font-weight:600}h1,h2,h3{letter-spacing:0}.home-hero h1,.page-title h1,.article-header h1{margin:0;color:var(--text);font-weight:750;line-height:1.05}.home-hero h1{font-size:clamp(46px,8vw,88px)}.page-title h1,.article-header h1{font-size:clamp(34px,5vw,56px)}.hero-copy,.page-title p{max-width:640px;color:var(--muted);font-size:17px;line-height:1.8}.hero-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}.primary-link,.secondary-link{border:1px solid var(--line-strong)}.primary-link{color:var(--text)}.hero-panel{padding:0 0 4px 20px;border-left:1px solid var(--line)}.hero-panel span{color:var(--subtle);font-size:13px}.hero-panel strong{display:block;margin:6px 0;font-size:42px;font-weight:750;line-height:1}.hero-panel p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}.section{padding:42px 0;border-bottom:1px solid var(--line)}.section-heading{display:flex;justify-content:space-between;align-items:baseline;gap:16px;margin-bottom:18px}.section-heading h2{margin:0;font-size:22px;font-weight:700}.section-heading span{color:var(--muted);font-size:14px}.category-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.category-card{display:grid;gap:10px;min-height:168px;padding:20px;border:1px solid var(--line);border-radius:6px;background:#fff}.category-card:hover{background:#fafafa;border-color:var(--line-strong)}.category-card strong{font-size:19px;font-weight:700}.category-card p{margin:0;color:var(--muted);line-height:1.7}.category-card small{align-self:end;color:var(--subtle);font-size:13px}.page-title{padding:64px 0 22px}.content-shell{display:grid;gap:28px;padding:34px 0 72px}.category-intro{width:100%;color:var(--text)}.category-group{margin:0 0 32px}.category-group h2{margin:26px 0 10px;padding-top:0;color:var(--text);font-size:18px;font-weight:700;line-height:1.4}.category-group:first-child h2{margin-top:0}.category-group-list{display:grid}.category-group-list a{display:flex;align-items:center;min-height:44px;color:var(--text);font-size:16px;font-weight:600;text-decoration:none}.category-group-list a:after{margin-left:auto;color:var(--subtle);content:"→"}.category-group-list a:hover{color:var(--link)}.category-group-list a:hover:after{color:var(--link)}.post-list{display:grid;border-top:1px solid var(--line)}.post-row{display:flex;align-items:center;min-height:54px;padding:0;border-bottom:1px solid var(--line);color:var(--text);font-weight:600}.post-row:after{margin-left:auto;color:var(--subtle);content:"→"}.post-row:hover{color:var(--link)}.article-layout{padding:58px 0 80px}.article-header{max-width:900px;margin-bottom:36px}.article-category{display:inline-flex;margin-bottom:16px;color:var(--muted);font-size:14px;font-weight:600}.article-category:hover{color:var(--link)}.article-grid{display:grid;grid-template-columns:minmax(0,900px) 220px;gap:56px;align-items:start}.prose{min-width:0;color:var(--text);font-size:17px;line-height:1.86}.prose h2{margin:46px 0 14px;padding-top:8px;font-size:28px;font-weight:720;line-height:1.35}.prose h3{margin:32px 0 10px;font-size:22px;font-weight:700;line-height:1.4}.prose h4{margin:26px 0 10px;font-size:18px}.prose p,.prose ul,.prose ol,.prose blockquote{margin:15px 0}.prose li+li{margin-top:4px}.prose a{color:var(--link);text-decoration:underline;text-underline-offset:3px}.prose img{display:block;margin:24px auto;border:1px solid var(--line);border-radius:6px}.prose code{padding:2px 5px;border-radius:4px;background:var(--code-bg);color:var(--text);font-size:.9em}.prose pre{overflow-x:auto;margin:24px 0;padding:22px 24px;border-radius:6px;background:var(--code-block-bg);color:var(--code-block-text);font-size:15px;line-height:1.75}.prose pre code{padding:0;background:transparent;color:inherit;font-size:inherit;line-height:inherit}.prose blockquote{padding:2px 0 2px 16px;border-left:3px solid var(--line-strong);color:var(--muted)}.toc{position:sticky;top:88px;display:grid;gap:8px;max-height:calc(100vh - 112px);overflow:auto;padding-left:16px;border-left:1px solid var(--line);color:var(--muted);font-size:14px}.toc strong{color:var(--text);font-size:13px}.toc a{line-height:1.45}.toc a:hover{color:var(--link)}.toc .depth-3{padding-left:12px}.article-pager{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;max-width:720px;margin-top:44px;padding-top:24px;border-top:1px solid var(--line)}.article-pager a{color:var(--muted);font-weight:600;line-height:1.6}.article-pager a:hover{color:var(--link)}.site-footer{padding:30px 0 42px;border-top:1px solid var(--line);color:var(--muted);font-size:14px}@media(max-width:900px){.site-header{grid-template-columns:1fr;gap:10px;padding:14px 20px}.nav{justify-content:start}.github-link{display:none}.home-hero{grid-template-columns:1fr;gap:28px}.hero-panel{padding:18px 0 0;border-top:1px solid var(--line);border-left:0}.category-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article-grid{grid-template-columns:1fr}.toc{position:static;max-height:none;padding:18px 0 0;border-top:1px solid var(--line);border-left:0}}@media(max-width:640px){main,.site-footer{width:min(100% - 28px,var(--page-width))}.home-hero{padding:50px 0 38px}.home-hero h1{font-size:clamp(44px,17vw,66px)}.hero-copy,.page-title p{font-size:16px}.category-grid,.article-pager{grid-template-columns:1fr}.article-layout{padding-top:40px}.prose{font-size:16px;line-height:1.82}.prose h2{font-size:25px}}