:root{--bg: #f8fafc;--fg: #0f172a;--muted: #475569;--accent: #2563eb;--border: #e2e8f0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.55;color-scheme:light dark}@media (prefers-color-scheme: dark){:root{--bg: #0f172a;--fg: #e2e8f0;--muted: #94a3b8;--accent: #60a5fa;--border: #1e293b}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg)}.shell{max-width:720px;margin:0 auto;padding:32px 20px 64px}header.site{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:32px;padding-bottom:16px;border-bottom:1px solid var(--border)}header.site .brand{font-weight:700;font-size:18px}header.site nav a{color:var(--muted);text-decoration:none;margin-left:16px}header.site nav a:hover{color:var(--fg)}article h1{margin-top:0;font-size:28px;line-height:1.2}article .meta{color:var(--muted);font-size:13px;margin-bottom:24px}article p{margin:0 0 18px}article a{color:var(--accent)}.post-list{list-style:none;padding:0;margin:0}.post-list li{padding:16px 0;border-bottom:1px solid var(--border)}.post-list li:last-child{border-bottom:none}.post-list a{font-size:18px;font-weight:600;color:var(--fg);text-decoration:none}.post-list a:hover{color:var(--accent)}.post-list .lede{color:var(--muted);font-size:14px;margin:6px 0 0}.comments{margin-top:48px}.comments h2{font-size:18px;margin:0 0 12px}