/* ==========================================================================
   TOC block
   ========================================================================== */
.toc {
  background: var(--color-card-bg);
  border-radius: var(--radius-card-sm);
  padding: 1.1rem 1.25rem;
  margin-block: var(--space-section) 0;
}

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

.toc__arrow {
  color: var(--color-accent-light);
  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;
  padding-top: 1rem;
  margin-top: 1rem;
  border-top: 1px solid rgba(169, 185, 182, 0.15);
}

.toc__list[hidden] {
  display: none;
}

.toc__list a {
  display: block;
  color: var(--color-text-primary);
  font-size: var(--font-size-small);
  padding-block: 0.15rem;
}

.toc__list a:hover {
  color: var(--color-accent-light);
}