/**
 * toc block — BEM
 */
.toc {
  background: var(--color-card-bg);
  border-radius: var(--radius-card);
  padding: var(--space-card-padding);
  margin-block-end: var(--space-section);
}

.toc__toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--color-heading-gold);
  font-weight: var(--font-weight-semibold);
  font-size: 1.05rem;
}

.toc__arrow {
  transition: transform var(--transition-fast);
}

.toc__toggle[aria-expanded="true"] .toc__arrow {
  transform: rotate(180deg);
}

.toc__list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-block-start: 1rem;
}

.toc__list[hidden] {
  display: none;
}

.toc__link {
  color: var(--color-text-main);
  font-size: 0.92rem;
  padding-block: 0.15rem;
  display: inline-block;
}

.toc__link:hover {
  color: var(--color-heading-gold);
}