/* ==========================================================================
   toc block — BEM: toc, toc__element
   ========================================================================== */

.toc {
  margin-top: var(--space-section);
}

.toc .container {
  background: var(--color-bg-dark);
  border-radius: var(--radius-card);
  padding: var(--space-card-padding);
}

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

.toc__arrow {
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

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

.toc__list {
  display: grid;
  gap: 0.6rem;
  margin-top: 1rem;
  overflow: hidden;
}

.toc__list[data-collapsed='true'] {
  display: none;
}

.toc__list li {
  border-bottom: 1px solid rgba(245, 241, 234, 0.06);
  padding-bottom: 0.6rem;
}

.toc__list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

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

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