:root {
  --ink: #1a2330;
  --accent: #0b5d3b;
  --muted: #5b6675;
  --rule: #e2e6ec;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: #fff;
}
.site-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--rule);
}
.brand { font-weight: 700; color: var(--accent); text-decoration: none; }
.site-nav { display: flex; gap: 1rem; margin-left: auto; }
.site-nav a { color: var(--ink); text-decoration: none; font-size: 0.95rem; }
.site-nav a:hover { color: var(--accent); }
.env-badge {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: #fde68a;
  color: #7a5b00;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
}
.site-main { max-width: 48rem; margin: 0 auto; padding: 2rem 1.5rem; }
.site-footer {
  max-width: 48rem;
  margin: 0 auto;
  padding: 2rem 1.5rem;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 0.9rem;
}
.notice-list { list-style: none; padding: 0; }
.notice-list li { padding: 0.75rem 0; border-bottom: 1px solid var(--rule); }
.notice-list a { color: var(--accent); }