/**
 * toc.css — BEM: toc, toc__*
 */

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

.toc__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.toc__title {
  margin: 0;
  color: var(--color-heading-gold);
  font-size: var(--font-size-h3);
  font-weight: var(--font-weight-semibold);
}

.toc__toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  color: var(--color-white);
}

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

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

.toc__list {
  display: none;
  flex-direction: column;
  gap: 0.6rem;
  padding-block-start: 1rem;
  margin-block-start: 1rem;
  border-top: 1px solid rgba(168, 161, 154, 0.15);
}

.toc__list.is-open {
  display: flex;
}

.toc__link {
  font-size: var(--font-size-small);
  color: var(--color-text);
}

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

@media (min-width: 768px) {
  .toc__toggle {
    display: none;
  }

  .toc__list {
    display: flex;
  }
}