/* ==========================================================================
   Table of contents (TOC) block
   ========================================================================== */

.toc {
  background: var(--color-card-bg);
  border-radius: var(--radius-input);
  padding: 1.25rem 1.5rem;
  margin-block: var(--space-h2-text-gap) var(--space-section-gap);
}

.toc__toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  color: var(--color-white);
  font-weight: var(--font-weight-semibold);
  font-size: 1rem;
}

.toc__arrow {
  color: var(--color-heading-accent);
  transition: transform var(--transition-base);
  font-size: 0.75rem;
}

.toc--expanded .toc__arrow {
  transform: rotate(180deg);
}

.toc__list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-btn-secondary-border);
}

.toc__list[hidden] {
  display: none;
}

.toc__link {
  display: block;
  font-size: 0.875rem;
  color: var(--color-text-primary);
  padding: 0.3rem 0;
}

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