.site-header {
  --site-accent: #17634f;
  --site-ink: #1d2521;
  --site-muted: #5f6a65;
  --site-line: #dfe4e0;
  --site-soft: #f4f7f5;
  color: var(--site-ink);
  background: #fff;
  border-bottom: 1px solid var(--site-line);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.4;
}
.site-header__bar,
.site-subnav__items { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.site-header__bar { display: flex; align-items: stretch; justify-content: space-between; gap: 24px; min-height: 64px; }
.site-brand { display: flex; align-items: center; gap: 10px; color: var(--site-ink); font-size: 14px; font-weight: 700; letter-spacing: .04em; text-decoration: none; }
.site-monogram { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; background: var(--site-accent); color: #fff; font: 700 17px Georgia, serif; }
.site-sections { display: flex; align-items: stretch; gap: 4px; }
.site-sections a { display: flex; align-items: center; margin-bottom: -1px; padding: 0 14px; border-bottom: 3px solid transparent; color: var(--site-muted); font-size: 15px; font-weight: 600; text-decoration: none; }
.site-sections a:hover { color: var(--site-ink); }
.site-sections a[aria-current] { color: var(--site-accent); border-bottom-color: var(--site-accent); }
.site-subnav { border-top: 1px solid var(--site-line); background: var(--site-soft); }
.site-subnav__items { display: flex; gap: 6px; overflow-x: auto; padding: 8px 0; scrollbar-width: none; }
.site-subnav a { display: flex; flex: none; align-items: baseline; gap: 6px; padding: 7px 14px; border-radius: 999px; color: var(--site-ink); font-size: 14px; font-weight: 500; text-decoration: none; white-space: nowrap; }
.site-subnav a small { color: var(--site-muted); font-size: 12px; }
.site-subnav a:hover { background: #e7eeea; }
.site-subnav a[aria-current] { background: var(--site-accent); color: #fff; font-weight: 600; }
.site-subnav a[aria-current] small { color: rgba(255, 255, 255, .82); }
.site-header a:focus-visible { outline: 3px solid rgba(23, 99, 79, .35); outline-offset: -3px; }

@media (max-width: 640px) {
  .site-header__bar { flex-direction: column; gap: 0; width: 100%; min-height: 0; }
  .site-brand { padding: 12px 16px 2px; }
  .site-sections { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; }
  .site-sections a { justify-content: center; padding: 12px 2px; font-size: 13px; }
  .site-subnav__items { width: 100%; gap: 2px; padding: 8px 12px; }
  .site-subnav a { gap: 4px; padding: 7px 10px; }
  .site-subnav a small { font-size: 11px; }
}