/* Suniia — Article TOC */

.article-toc {
  margin: 0 0 var(--sp2);
  padding: 0;
  border: 1px solid rgba(var(--color-champagne-rgb), 0.12);
  border-radius: 10px;
  background: rgba(var(--color-charcoal-rgb), 0.55);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  overflow: hidden;
}

.article-toc[hidden] {
  display: none;
}

.article-toc__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp1);
  padding: 1rem 1rem 0.9rem;
  cursor: pointer;
  list-style: none;
}

.article-toc__summary::-webkit-details-marker {
  display: none;
}

.article-toc__summary-icon {
  color: var(--color-champagne);
  font-size: 0.75rem;
  line-height: 1;
  transition: transform 0.2s ease;
}

.article-toc[open] .article-toc__summary-icon {
  transform: rotate(180deg);
}

.article-toc__list {
  margin: 0;
  padding: 0 1rem 1rem 2rem;
  counter-reset: article-toc-item;
  list-style: decimal;
}

.article-toc__list li {
  margin: 0;
  padding: 0;
}

.article-toc__list li + li {
  margin-top: 0.55rem;
}

.article-toc__link {
  display: inline-block;
  color: rgba(var(--color-pearl-rgb), 0.72);
  font-size: 0.875rem;
  line-height: 1.5;
  text-decoration: none;
  transition: color 0.2s ease, transform 0.2s ease;
}

.article-toc__link:hover,
.article-toc__link:focus-visible,
.article-toc__link.is-active {
  color: var(--color-champagne);
}

.article-toc__link.is-active {
  transform: translateX(2px);
}

.node--type-article.node--view-mode-full .field--name-body h2,
.node--type-article.node--view-mode-full .node__member-content h2 {
  scroll-margin-top: calc(var(--header-h) + var(--sp2));
}

@media (max-width: 1023px) {
  .article-toc {
    margin-bottom: var(--sp1-5);
  }
}