:root{--bg: #ffffff;--fg: #1a1a1a;--fg-muted: #6b7280;--border: #e5e7eb;--link: #2563eb;--code-bg: #1e1e2e;--code-fg: #cdd6f4;--code-comment: #6c7086;--answer-bg: #f0fdf4;--answer-border: #4ade80;--mono: "SF Mono", "Fira Code", ui-monospace, "Cascadia Code", monospace;--sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--max-w: 960px;--radius: 6px}@media(prefers-color-scheme:dark){:root{--bg: #0f0f0f;--fg: #e5e7eb;--fg-muted: #9ca3af;--border: #2a2a2a;--link: #60a5fa;--answer-bg: #052e16;--answer-border: #166534}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--sans);font-size:16px;line-height:1.7;color:var(--fg);background:var(--bg)}.site-header{position:sticky;top:0;z-index:100;background:var(--bg);border-bottom:1px solid var(--border);padding:0 24px;display:flex;align-items:center;gap:32px;height:52px}.site-logo{font-family:var(--mono);font-size:15px;font-weight:700;text-decoration:none;color:var(--fg);white-space:nowrap}.site-nav{display:flex;gap:4px;list-style:none;overflow-x:auto}.site-nav a{font-family:var(--mono);font-size:13px;text-decoration:none;color:var(--fg-muted);padding:4px 10px;border-radius:var(--radius);transition:color .15s,background .15s}.site-nav a:hover{color:var(--fg);background:var(--border)}.site-nav a.active{color:var(--fg);font-weight:600}.site-nav .nav-about{margin-left:auto}.content-wrapper{max-width:var(--max-w);margin:0 auto;padding:36px 24px 96px}.breadcrumb{font-family:var(--mono);font-size:12px;color:var(--fg-muted);margin-bottom:20px}.breadcrumb a{color:var(--link);text-decoration:none}.breadcrumb a:hover{text-decoration:underline}h1{font-size:clamp(20px,4vw,26px);font-weight:700;line-height:1.35;margin-bottom:32px}.section-label{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--fg-muted);margin-bottom:10px}.quick-answer{border-left:3px solid var(--answer-border);background:var(--answer-bg);border-radius:0 var(--radius) var(--radius) 0;padding:20px 20px 20px 24px;margin-bottom:44px}.section{margin-bottom:40px}.section p{margin-bottom:12px}.section h3{font-size:15px;font-weight:600;margin:20px 0 8px}.code-block{position:relative;margin:8px 0}.code-block pre{background:var(--code-bg);color:var(--code-fg);font-family:var(--mono);font-size:13px;line-height:1.65;padding:16px 48px 16px 18px;border-radius:var(--radius);overflow-x:auto;-moz-tab-size:2;tab-size:2}.copy-btn{position:absolute;top:8px;right:8px;background:#ffffff14;color:#9399b2;border:1px solid rgba(255,255,255,.12);border-radius:4px;padding:3px 10px;font-family:var(--mono);font-size:11px;cursor:pointer;transition:background .15s,color .15s,border-color .15s;white-space:nowrap}.copy-btn:hover{background:#ffffff26;color:#cdd6f4}.copy-btn.copied{color:#a6e3a1;border-color:#a6e3a1}code:not(pre code){font-family:var(--mono);font-size:.875em;background:var(--border);padding:2px 5px;border-radius:3px}.error-block pre{background:#1e0a0a;color:#f38ba8;border-left:3px solid #f38ba8}.related-list{list-style:none;display:flex;flex-direction:column;gap:10px}.related-list a{font-family:var(--mono);font-size:13px;color:var(--link);text-decoration:none}.related-list a:hover{text-decoration:underline}.site-footer{border-top:1px solid var(--border);padding:20px 24px;margin-bottom:20px;text-align:center;font-family:var(--mono);font-size:12px;color:var(--fg-muted)}.site-footer a{color:var(--fg-muted);text-decoration:none}.site-footer a:hover{color:var(--fg)}@media(max-width:600px){.site-header{gap:16px}.content-wrapper{padding:24px 16px 80px}}.home-hero{padding:48px 0 40px;margin-bottom:8px}.home-hero h1{font-family:var(--mono);font-size:clamp(28px,5vw,40px);font-weight:700;margin-bottom:12px}.home-tagline{font-size:18px;color:var(--fg-muted);margin-bottom:10px}.home-sub{font-size:14px;color:var(--fg-muted);max-width:520px;line-height:1.6}.category-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:10px;margin-top:4px}.category-card{display:flex;flex-direction:column;gap:5px;padding:16px 18px;border:1px solid var(--border);border-radius:var(--radius);text-decoration:none;color:var(--fg);transition:border-color .15s,background .15s}a.category-card:hover{border-color:var(--link);background:var(--answer-bg)}.category-name{font-family:var(--mono);font-size:14px;font-weight:600}.category-count{font-size:11px;color:var(--fg-muted)}.category-card--soon{opacity:.45}