/* ==========================================================================
   TOC block — Schnellnavigation auf Basis von <details>/<summary>
   (BEM: toc__element--modifier)
   ========================================================================== */

.toc {
  background: var(--color-bg-dark);
  border-radius: var(--radius-card);
  padding: var(--space-card-padding);
  margin-block: calc(var(--space-section) / 2);
}

.toc__toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  color: var(--color-white);
  font-weight: var(--fw-semibold);
  font-size: var(--fs-body);
  cursor: pointer;
  list-style: none;
}

.toc__toggle::-webkit-details-marker {
  display: none;
}

.toc__toggle::marker {
  content: '';
}

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

.toc[open] .toc__arrow {
  transform: rotate(180deg);
}

.toc__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-sm);
  margin-top: var(--space-md);
  padding-left: var(--space-md);
}

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

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