/* Canonical table-of-contents block (.toc). */

.toc {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-gray-200);
}

.toc__title {
  margin-bottom: var(--spacing-lg);
  color: var(--color-gray-800);
  font-size: 1.5rem;
  font-weight: 600;
}

.toc__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-sm);
  counter-reset: toc-counter;
}

.toc__item {
  counter-increment: toc-counter;
}

.toc__link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--color-gray-600);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  background: var(--bg-card-alt);
}

.toc__link::before {
  content: counter(toc-counter) ".";
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: var(--color-primary);
  color: white;
  border-radius: 50%;
  font-weight: 600;
  font-size: 0.875rem;
  flex-shrink: 0;
}

.toc__link:hover {
  background: var(--color-gray-100);
  color: var(--color-primary);
  border-color: var(--color-gray-200);
  transform: translateX(4px);
}

@media (max-width: 768px) {
.toc {
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
  }
.toc__title {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
  }
.toc__list {
    grid-template-columns: 1fr;
    gap: var(--spacing-xs);
  }
.toc__item {
    margin-bottom: var(--spacing-xs);
  }
.toc__link {
    font-size: 0.9rem;
    padding: var(--spacing-sm);
    line-height: 1.3;
  }
}

@media (max-width: 480px) {
.toc {
    padding: var(--spacing-sm);
  }
.toc__title {
    font-size: 1rem;
  }
.toc__link {
    font-size: 0.85rem;
    padding: var(--spacing-xs);
  }
}

@media print {
.toc {
    page-break-after: always;
    box-shadow: none;
    border: 1px solid #ddd;
  }
}