/* Topic index — sort controls + topic list. Selectors target data-* and
   native elements only; no class names. Loaded from /css/topic-index.css. */

[data-sort-controls] {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  border: 0;
  padding: 0;
  margin-block-end: 1rem;
}

[data-sort-controls] legend {
  font-weight: 600;
  margin-inline-end: 0.5rem;
}

[data-sort-controls] button {
  font: inherit;
  background: var(--color-surface, #fff);
  color: inherit;
  border: 1px solid var(--color-border, #d0d7de);
  border-radius: var(--radius-sm, 0.25rem);
  padding: 0.35rem 0.75rem;
  cursor: pointer;
}

[data-sort-controls] button[aria-pressed="true"] {
  background: var(--color-accent, #0969da);
  color: var(--color-on-accent, #fff);
  border-color: var(--color-accent, #0969da);
}

[data-sort-controls] button:hover:not([aria-pressed="true"]) {
  background: var(--color-surface-hover, #f6f8fa);
}

ul[data-topic-index] {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.25rem;
}

ul[data-topic-index] > li {
  border-block-end: 1px solid var(--color-border-subtle, #eaeef2);
}

ul[data-topic-index] > li > a {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 1rem;
  justify-content: space-between;
  padding: 0.6rem 0.25rem;
  text-decoration: none;
  color: inherit;
}

ul[data-topic-index] > li > a:hover {
  background: var(--color-surface-hover, #f6f8fa);
}

[data-topic-label] {
  font-weight: 600;
}

[data-topic-meta] {
  display: inline-flex;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: var(--color-text-subtle, #57606a);
}

[data-topic-as-of] {
  font-size: 0.875rem;
  color: var(--color-text-subtle, #57606a);
  font-style: italic;
  margin-block-end: 0.5rem;
}

/* Topic detail page — relations and article list */

[data-topic-relations] p {
  font-size: 0.95rem;
  color: var(--color-text-subtle, #57606a);
}

[data-topic-content] {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 1.25rem;
}

[data-topic-content] article > h3 {
  margin-block: 0 0.25rem;
}

[data-topic-content] article > time {
  display: block;
  font-size: 0.875rem;
  color: var(--color-text-subtle, #57606a);
  margin-block-end: 0.25rem;
}

[data-topic-content] article > p {
  margin-block: 0;
}

/* Article footer tag list — appears after page-info on guide/docs layouts */

footer[data-article-tags] {
  margin-block-start: 1.5rem;
  padding-block-start: 1rem;
  border-block-start: 1px solid var(--color-border-subtle, #eaeef2);
}

footer[data-article-tags] ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

footer[data-article-tags] li > a {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border: 1px solid var(--color-border, #d0d7de);
  border-radius: var(--radius-sm, 0.25rem);
  font-size: 0.875rem;
  text-decoration: none;
  color: inherit;
}

footer[data-article-tags] li > a:hover {
  background: var(--color-surface-hover, #f6f8fa);
}