/* TOC */
.toc {
  background: var(--color-bg-dark);
  border-radius: var(--radius);
  margin-bottom: 0;
  overflow: hidden;
}

.toc__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.875rem 1.25rem;
  cursor: pointer;
  user-select: none;
  background: none;
  width: 100%;
  border: none;
  text-align: left;
}

.toc__title {
  font-size: var(--font-size-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-white);
}

.toc__arrow {
  color: var(--color-gold);
  font-size: 0.85rem;
  transition: transform var(--transition);
  flex-shrink: 0;
}
.toc__header[aria-expanded="true"] .toc__arrow { transform: rotate(180deg); }

.toc__body {
  padding: 0 1.25rem 1.25rem;
}
.toc__body.is-hidden { display: none; }

.toc__list { display: flex; flex-direction: column; gap: 0.35rem; }
.toc__list a {
  display: block;
  padding: 0.35rem 0.5rem;
  color: var(--color-text);
  font-size: var(--font-size-sm);
  border-radius: var(--radius);
  transition: color var(--transition), background var(--transition);
}
.toc__list a:hover { color: var(--color-gold); background: rgba(255,255,255,0.04); }