:root {
  --bg: #0f172a;
  --surface: #1e293b;
  --text: #f1f5f9;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --danger: #f87171;
  --border: #334155;
  --max: 720px;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}
a { color: var(--accent); }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 1.25rem; }
.site-header {
  background: linear-gradient(135deg, #0369a1, #4f46e5);
  padding: 2.5rem 0 2rem;
}
.site-header h1 { margin: 0; font-size: 1.75rem; }
.tagline { margin: 0.35rem 0 0; opacity: 0.9; }
main { padding: 2rem 0 3rem; }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1rem;
}
.card.muted { color: var(--muted); font-size: 0.9rem; }
.link-list { list-style: none; padding: 0; margin: 1rem 0 0; }
.link-list li { margin: 0.5rem 0; }
.link-list a { font-weight: 600; font-size: 1.05rem; }
h2 { margin-top: 0; font-size: 1.35rem; }
h3 { font-size: 1.05rem; margin-top: 1.5rem; }
p, li { color: #cbd5e1; }
.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.25rem 0 2rem;
  font-size: 0.85rem;
  color: var(--muted);
}
.updated { font-size: 0.85rem; color: var(--muted); margin-bottom: 1.5rem; }
.btn {
  display: inline-block;
  margin-top: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  background: var(--accent);
  color: #0f172a;
  text-decoration: none;
  font-weight: 600;
}