:root {
  --accent: #0f766e;
  --accent-dark: #0b5751;
  --text: #1f2937;
  --muted: #4b5563;
  --bg: #fafafa;
  --card: #ffffff;
  --border: #e5e7eb;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

a:hover, a:focus {
  color: var(--accent-dark);
}

.container {
  max-width: 760px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}

header.page-header {
  border-bottom: 4px solid var(--accent);
  padding-bottom: 20px;
  margin-bottom: 32px;
}

header.page-header h1 {
  font-size: 1.875rem;
  margin: 0 0 8px;
  color: var(--text);
  letter-spacing: -0.01em;
}

header.page-header p.subhead {
  margin: 0;
  color: var(--muted);
  font-size: 1.0625rem;
}

header.page-header p.meta {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.9375rem;
}

section {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px;
  margin-bottom: 20px;
}

section h2 {
  font-size: 1.25rem;
  margin: 0 0 12px;
  color: var(--accent-dark);
  letter-spacing: -0.005em;
}

section p {
  margin: 0 0 12px;
  color: var(--text);
}

section p:last-child {
  margin-bottom: 0;
}

section ul, section ol {
  margin: 0 0 12px;
  padding-left: 22px;
}

section li {
  margin-bottom: 6px;
}

section li:last-child {
  margin-bottom: 0;
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 12px 0 0;
}

.contact-list li {
  padding: 6px 0;
  color: var(--text);
}

.contact-list .label {
  display: inline-block;
  min-width: 72px;
  color: var(--muted);
  font-weight: 600;
}

nav.crosslinks {
  margin-bottom: 24px;
  font-size: 0.9375rem;
}

nav.crosslinks a {
  margin-right: 16px;
}

footer.page-footer {
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--muted);
  font-size: 0.875rem;
}

@media (max-width: 520px) {
  .container { padding: 20px 16px 48px; }
  header.page-header h1 { font-size: 1.5rem; }
  header.page-header p.subhead { font-size: 1rem; }
  section { padding: 20px; }
  section h2 { font-size: 1.125rem; }
  .contact-list .label { display: block; min-width: 0; margin-bottom: 2px; }
}