/* Coastal Gate: a shared mark for the roundtable and its archive. */
@font-face {
  font-family: 'Cinzel';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('fonts/cinzel-medium.ttf') format('truetype');
}
@font-face {
  font-family: 'Cinzel';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('fonts/cinzel-semibold.ttf') format('truetype');
}
.site-header .builder-brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font: 500 20px/1.2 'Cinzel', 'Palatino Linotype', Georgia, serif;
  letter-spacing: .025em;
  text-transform: uppercase;
  white-space: nowrap;
}
.site-header button.builder-brand { padding: 0; }
.builder-mark {
  display: block;
  flex: 0 0 auto;
  width: 52px;
  height: auto;
  filter: brightness(1.9) saturate(.88);
}
:root[data-theme="day"] .builder-mark { filter: none; }

/* Icon-only theme controls share the same compact shape on every page. */
.site-header .theme-switch {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 2px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  box-shadow: none;
}
.site-header .theme-switch button {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  min-height: 28px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  color: var(--muted);
  background: transparent;
}
.site-header .theme-switch button svg { display: block; width: 15px; height: 15px; pointer-events: none; }
.site-header .theme-switch button:hover { color: var(--ink); }
.site-header .theme-switch button[aria-pressed="true"] { color: var(--ink); background: var(--soft, var(--accent-soft)); }
:root[data-theme="day"] .site-header .theme-switch { background: transparent; border-color: var(--line); }
:root[data-theme="day"] .site-header .theme-switch button[aria-pressed="true"] { color: var(--ink); background: #f6e4d5; }

@media (max-width:760px) {
  .site-header .builder-brand { font-size: 16px; gap: 10px; }
  .builder-mark { width: 40px; }
}
@media (max-width:380px) {
  .site-header .builder-brand { font-size: 14px; gap: 8px; }
  .builder-mark { width: 36px; }
}