:root {
  --teal: #1a3a4a;
  --teal-soft: #2a5568;
  --amber: #e8a04c;
  --cream: #f7f2e8;
  --text: #2c3e46;
  --muted: #6b7f88;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--cream);
  line-height: 1.7;
}
header {
  background: var(--teal);
  color: #fff;
  padding: 2.5rem 1.5rem;
  text-align: center;
}
header h1 { font-size: 1.6rem; font-weight: 800; letter-spacing: 0.5px; }
header p { color: rgba(255,255,255,0.7); margin-top: 0.4rem; font-size: 0.95rem; }
nav { margin-top: 1rem; }
nav a {
  color: var(--amber);
  text-decoration: none;
  font-weight: 600;
  margin: 0 0.75rem;
  font-size: 0.95rem;
}
nav a:hover { text-decoration: underline; }
main {
  max-width: 720px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}
main h2 { color: var(--teal); font-size: 1.25rem; margin: 2rem 0 0.75rem; }
main p, main li { margin-bottom: 0.75rem; }
main ul { padding-left: 1.4rem; }
main table { border-collapse: collapse; width: 100%; margin: 1rem 0; font-size: 0.95rem; }
main th, main td { border: 1px solid #d8d0c0; padding: 0.6rem 0.8rem; text-align: left; vertical-align: top; }
main th { background: #efe8d8; color: var(--teal); }
.updated { color: var(--muted); font-size: 0.9rem; margin-bottom: 1.5rem; }
.note {
  background: #efe8d8;
  border-left: 4px solid var(--amber);
  padding: 1rem 1.2rem;
  border-radius: 6px;
  margin: 1.5rem 0;
  font-size: 0.95rem;
}
footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
  padding: 2rem 1.5rem 3rem;
}
footer a { color: var(--teal-soft); }
strong { color: var(--teal); }