:root{color-scheme:dark;--bg: #0d1117;--surface: #161b22;--border: #30363d;--text: #e6edf3;--muted: #8b949e;--accent: #58a6ff;--green: #3fb950;--red: #f85149;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif}*{box-sizing:border-box}body{margin:0;background:radial-gradient(1200px 600px at 20% -10%,#1a2332,var(--bg));color:var(--text);min-height:100vh}a{color:var(--accent);text-decoration:none}.page{max-width:960px;margin:0 auto;padding:48px 20px 80px}.page.narrow{max-width:520px}.hero{margin-bottom:32px}.badge{display:inline-block;border:1px solid var(--border);background:var(--surface);border-radius:999px;padding:6px 12px;font-size:13px;margin-bottom:16px}h1{font-size:clamp(28px,4vw,42px);line-height:1.15;margin:0 0 12px}.lede{color:var(--muted);font-size:18px;max-width:54ch}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:10px;padding:10px 14px;border:1px solid var(--border);font-weight:600}.btn.primary{background:var(--accent);color:#04101f;border-color:transparent}.btn.ghost{background:transparent;color:var(--text)}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px}.card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:16px 18px}.card h2{margin:0 0 10px;font-size:16px}.card ul{margin:0;padding-left:18px;color:var(--muted)}.card li{margin:6px 0}.ok{color:var(--green)}.err{color:var(--red)}