/* Opt-in ambient BGM toggle — sits with PL/EN chrome */
.bgm-btn {
  background: none;
  border: 1px solid var(--gold-dim, rgba(196, 146, 42, 0.25));
  color: var(--muted-mid, #8a7a6a);
  font-family: inherit;
  font-size: 0.72rem;
  line-height: 1;
  letter-spacing: 0.08em;
  padding: 0.28rem 0.5rem;
  white-space: nowrap;
  cursor: pointer;
  text-transform: uppercase;
  transition: color 0.15s, border-color 0.15s, opacity 0.15s;
  opacity: 0.9;
}

.bgm-btn:hover {
  color: var(--gold, #c4922a);
  border-color: var(--gold, #c4922a);
  opacity: 1;
}

.bgm-btn.is-on {
  color: var(--gold, #c4922a);
  border-color: var(--gold, #c4922a);
  opacity: 1;
}

.bgm-btn .bgm-label {
  display: inline-block;
}