/* ============================================================
   toc — Quick-Navigation (sammelt H2 der Seite)
   ============================================================ */

.toc {
  background: var(--color-card);
  clip-path: var(--clip-corner);
  margin-bottom: var(--space-section);
}

.toc__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  padding: var(--pad-card);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: var(--fw-bold);
  font-size: var(--fs-h3);
  text-align: left;
}

.toc__arrow {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  transition: transform var(--transition);
}

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

.toc__panel {
  display: grid;
  overflow: hidden;
  transition: grid-template-rows var(--transition);
  grid-template-rows: 0fr;
}

.toc__panel[data-open="true"] {
  grid-template-rows: 1fr;
}

.toc__panel-inner {
  overflow: hidden;
}

.toc__list {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0 var(--pad-card) var(--pad-card);
}

.toc__link {
  display: block;
  padding: 0.6rem 0.75rem;
  color: var(--color-text);
  border-left: 3px solid var(--color-cold);
  transition: color var(--transition), border-color var(--transition), background var(--transition);
}

.toc__link:hover,
.toc__link:focus-visible {
  color: var(--color-white);
  border-left-color: var(--color-heading);
  background: rgba(57, 73, 80, 0.25);
}

.toc__count {
  color: var(--color-cold);
  margin-right: 0.5rem;
  font-variant-numeric: tabular-nums;
}

@media (prefers-reduced-motion: reduce) {
  .toc__panel,
  .toc__arrow {
    transition: none;
  }
}