:root{--ink:#1F2A44;--paper:#FAF7F2;--teal:#2F7D7A;--coral:#E07A5F;--muted:#5b6475}
*{box-sizing:border-box}body{margin:0;font:17px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:var(--paper)}
header{background:var(--ink);color:#fff;padding:20px}header a{color:#fff;text-decoration:none;font-weight:700;display:flex;align-items:center;gap:10px}
header img{width:36px;height:36px;border-radius:9px}
main{max-width:760px;margin:0 auto;padding:24px 20px 64px}h1{font-size:2rem;line-height:1.2}h2{margin-top:2rem}
a{color:var(--teal)}.card{background:#fff;border-radius:16px;padding:20px;margin:16px 0;box-shadow:0 1px 3px rgba(0,0,0,.06)}
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}.muted{color:var(--muted)}
footer{text-align:center;color:var(--muted);font-size:.9rem;padding:24px}nav a{margin:0 8px}