:root {
  --navy: #1a2332;
  --teal: #2d9b8a;
  --amber: #e8a04a;
  --bg: #f4f6f8;
  --text: #1a2332;
  --muted: #64748b;
  --border: #e2e8f0;
}
* { box-sizing: border-box; }
body {
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  margin: 0;
  line-height: 1.6;
}
nav.topbar {
  background: var(--navy);
  color: white;
  padding: 16px 32px;
  display: flex;
  align-items: center;
  gap: 16px;
}
nav.topbar a { color: white; text-decoration: none; font-weight: 600; }
nav.topbar a.accent { color: var(--teal); }
.container { max-width: 900px; margin: 40px auto; padding: 0 24px; }
.card { background: white; border: 1px solid var(--border); border-radius: 12px; padding: 32px; margin-bottom: 24px; }
h1 { font-size: 32px; font-weight: 700; margin: 0 0 16px; }
h2 { font-size: 22px; font-weight: 700; margin: 32px 0 16px; color: var(--navy); }
h3 { font-size: 18px; font-weight: 600; margin: 24px 0 12px; color: var(--navy); }
p, li { font-size: 15px; color: #374151; }
a { color: var(--teal); }
code { background: #f1f5f9; padding: 2px 6px; border-radius: 4px; font-size: 13px; }
pre { background: #f1f5f9; padding: 16px; border-radius: 8px; overflow-x: auto; }
.category-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.doc-list { list-style: none; padding: 0; }
.doc-list li { padding: 12px 0; border-bottom: 1px solid var(--border); }
.doc-list li:last-child { border-bottom: none; }
.doc-list a { text-decoration: none; color: var(--navy); font-weight: 500; }
.doc-list a:hover { color: var(--teal); }
.pdf-link { float: right; font-size: 12px; color: var(--muted); }
.hero { text-align: center; padding: 48px 24px; }
.hero h1 { font-size: 40px; margin-bottom: 12px; }
.hero p { font-size: 18px; color: var(--muted); }