:root{--ink:#1d1d1f;--muted:#6b7280;--line:#e5e7eb;--accent:#4f46e5;--bg:#fafafa}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,sans-serif;line-height:1.65}
.top{display:flex;flex-wrap:wrap;gap:16px;align-items:baseline;justify-content:space-between;max-width:820px;margin:0 auto;padding:28px 20px 8px;border-bottom:1px solid var(--line)}
.brand{font-weight:650;color:var(--ink);text-decoration:none;letter-spacing:.01em}
nav{display:flex;flex-wrap:wrap;gap:14px}
nav a{color:var(--muted);text-decoration:none;font-size:15px}
nav a:hover{color:var(--accent)}
main{max-width:820px;margin:0 auto;padding:32px 20px 64px}
.hero{margin:8px 0 32px}
.eyebrow{color:var(--accent);font-size:13px;text-transform:uppercase;letter-spacing:.08em;margin:0 0 8px}
h1{font-size:34px;line-height:1.2;margin:0 0 12px;font-weight:680}
.lede{color:var(--muted);font-size:18px;margin:0;max-width:60ch}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px}
.card h2{font-size:18px;margin:0 0 8px}
.card a{color:inherit;text-decoration:none}
.card a:hover{color:var(--accent)}
.card p{margin:0 0 8px;color:var(--muted);font-size:15px}
.meta{margin:0;font-size:13px;color:#9ca3af}
.prose{background:#fff;border:1px solid var(--line);border-radius:12px;padding:28px;max-width:70ch}
.prose p{margin:0 0 16px}
.prose h1{margin-bottom:20px}
a{color:var(--accent)}
footer{max-width:820px;margin:0 auto;padding:20px;border-top:1px solid var(--line);color:var(--muted);display:flex;justify-content:space-between;font-size:14px}
@media (max-width:520px){h1{font-size:28px}.top{gap:10px}nav{gap:10px}}