/* tsuki: components — post cards, post meta, terms, pagination, code copy */

/* a11y: visible focus + skip-link */
:focus-visible {
  outline: 2px solid var(--tsuki-accent);
  outline-offset: 2px;
}
.skip-link {
  position: absolute;
  inset-inline-start: var(--tsuki-space-3);
  inset-block-start: -3rem;
  z-index: 100;
  padding: var(--tsuki-space-2) var(--tsuki-space-4);
  background: var(--tsuki-bg);
  color: var(--tsuki-fg);
  border: 1px solid var(--tsuki-border);
  border-radius: var(--tsuki-radius);
  transition: var(--tsuki-transition);
}
.skip-link:focus { inset-block-start: var(--tsuki-space-3); text-decoration: none; }

/* post card */
.post-card {
  padding-block: var(--tsuki-space-6);
  border-block-end: 1px solid var(--tsuki-border);
}
.post-card:last-child { border-block-end: none; }
.post-card-title {
  font-size: var(--tsuki-fs-xl);
  margin: 0 0 var(--tsuki-space-2);
  line-height: var(--tsuki-lh-tight);
}
.post-card-title a { color: var(--tsuki-fg); }
.post-card-title a:hover { color: var(--tsuki-accent); text-decoration: none; }
.post-card-date {
  display: block;
  color: var(--tsuki-fg-subtle);
  font-size: var(--tsuki-fs-sm);
  margin-block-end: var(--tsuki-space-2);
}
.post-card-summary {
  color: var(--tsuki-fg-muted);
  margin: 0;
}

.post-list { list-style: none; padding: 0; margin: 0; }
.post-list li { display: block; }

/* post detail */
.post-header {
  margin-block-end: var(--tsuki-space-8);
  border-block-end: 1px solid var(--tsuki-border);
  padding-block-end: var(--tsuki-space-6);
}
.post-title {
  font-size: var(--tsuki-fs-3xl);
  margin: 0 0 var(--tsuki-space-3);
  line-height: var(--tsuki-lh-tight);
}
.post-description {
  color: var(--tsuki-fg-muted);
  font-size: var(--tsuki-fs-lg);
  margin: var(--tsuki-space-3) 0 0;
}

.post-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--tsuki-space-3);
  color: var(--tsuki-fg-subtle);
  font-size: var(--tsuki-fs-sm);
  align-items: baseline;
}
.post-meta .post-date,
.post-meta .reading-time { color: var(--tsuki-fg-subtle); }
.post-meta .post-tags a {
  color: var(--tsuki-fg-muted);
  margin-inline-end: var(--tsuki-space-1);
}

.post-content { font-size: var(--tsuki-fs-lg); }
.post-content :is(h2, h3, h4) { scroll-margin-block-start: 6rem; }

.post-footer {
  margin-block-start: var(--tsuki-space-12);
  padding-block-start: var(--tsuki-space-6);
  border-block-start: 1px solid var(--tsuki-border);
}
.post-tag-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--tsuki-space-2);
}
.post-tag-list a {
  display: inline-block;
  padding: var(--tsuki-space-1) var(--tsuki-space-3);
  background: var(--tsuki-code-bg);
  border-radius: var(--tsuki-radius);
  color: var(--tsuki-fg-muted);
  font-size: var(--tsuki-fs-sm);
}
.post-tag-list a:hover { color: var(--tsuki-fg); text-decoration: none; }

/* terms list (taxonomy index) */
.terms-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(12rem, 1fr));
  gap: var(--tsuki-space-3);
}
.term-link {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: var(--tsuki-space-3) var(--tsuki-space-4);
  border: 1px solid var(--tsuki-border);
  border-radius: var(--tsuki-radius);
  color: var(--tsuki-fg);
  transition: var(--tsuki-transition);
}
.term-link:hover {
  border-color: var(--tsuki-accent);
  text-decoration: none;
  color: var(--tsuki-accent);
}
.term-name { font-weight: 550; }
.term-count {
  color: var(--tsuki-fg-subtle);
  font-size: var(--tsuki-fs-sm);
  font-variant-numeric: tabular-nums;
}

.term-prefix { color: var(--tsuki-fg-subtle); margin-inline-end: 0.125em; }

/* pagination */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--tsuki-space-3);
  margin-block-start: var(--tsuki-space-12);
  font-size: var(--tsuki-fs-sm);
}
.pagination-pages {
  display: flex;
  gap: var(--tsuki-space-2);
  list-style: none;
  padding: 0;
  margin: 0;
}
.pagination a,
.pagination .pagination-current {
  display: inline-block;
  min-width: 2rem;
  padding: var(--tsuki-space-1) var(--tsuki-space-3);
  text-align: center;
  border-radius: var(--tsuki-radius);
}
.pagination .pagination-current {
  background: var(--tsuki-fg);
  color: var(--tsuki-bg);
  font-weight: 600;
}
.pagination .disabled {
  color: var(--tsuki-fg-subtle);
  opacity: 0.5;
}

/* code copy button */
.code-copy {
  position: absolute;
  inset-block-start: var(--tsuki-space-2);
  inset-inline-end: var(--tsuki-space-2);
  background: var(--tsuki-bg);
  border: 1px solid var(--tsuki-border);
  border-radius: var(--tsuki-radius);
  padding: 0.125rem 0.5rem;
  font-size: var(--tsuki-fs-xs);
  color: var(--tsuki-fg-muted);
  opacity: 0;
  transition: var(--tsuki-transition);
}
pre:hover .code-copy,
.code-copy:focus-visible { opacity: 1; }
.code-copy:hover { color: var(--tsuki-fg); }

/* related posts (single page) */
.related-posts {
  margin-block-start: var(--tsuki-space-12);
  padding-block-start: var(--tsuki-space-6);
  border-block-start: 1px solid var(--tsuki-border);
}
.related-heading {
  font-size: var(--tsuki-fs-xl);
  margin: 0 0 var(--tsuki-space-4);
}
.related-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 0; }
.related-list .post-card { padding-block: var(--tsuki-space-4); }

/* heading anchor */
.heading-anchor {
  margin-inline-end: var(--tsuki-space-2);
  color: var(--tsuki-fg-subtle);
  opacity: 0;
  transition: var(--tsuki-transition);
  text-decoration: none;
  font-weight: 400;
}
:is(h2, h3, h4):hover .heading-anchor,
.heading-anchor:focus-visible { opacity: 1; }