/* site_kit/css/sidebar.css
   Tag sidebar and timeline sidebar styles. */

/* Tag sidebar */
.tag-sidebar {
  position: fixed;
  right: 0;
  top: 3.5rem;
  width: 240px;
  height: calc(100vh - 3.5rem);
  overflow-y: auto;
  padding: 1rem;
  border-left: 1px solid var(--border);
  background: var(--bg);
  z-index: 99;
  transform: translateX(100%);
  transition: transform 0.25s ease;
}

.tag-sidebar.open {
  transform: translateX(0);
  box-shadow: -4px 0 12px rgba(0,0,0,0.1);
}

.tag-sidebar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.tag-sidebar-header h3 {
  margin: 0;
  font-size: 1rem;
}

.tag-sort-btn {
  background: none;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.15rem 0.4rem;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  line-height: 1;
}

.tag-sort-btn:hover {
  border-color: var(--text-muted);
  color: var(--link);
}

/* Tags button in nav, active state */
#tag-sidebar-toggle.active {
  color: var(--link);
}

/* Timeline button in nav, active state */
#timeline-sidebar-toggle.active {
  color: var(--link);
}

/* Collapsible groups */
.tag-sidebar details {
  margin-bottom: 0.1rem;
}

.tag-sidebar details details {
  margin-left: 0.6rem;
}

.tag-sidebar summary {
  display: flex;
  align-items: center;
  cursor: pointer;
  padding: 0.2rem 0;
  list-style: none;
}

.tag-sidebar summary::-webkit-details-marker {
  display: none;
}

.tag-sidebar summary::before {
  content: "\25b6";
  font-size: 0.55em;
  margin-right: 0.4em;
  flex-shrink: 0;
  transition: transform 0.15s;
  color: var(--text-muted);
}

.tag-sidebar details[open] > summary::before {
  transform: rotate(90deg);
}

/* Tag links (both in summaries and standalone) */
.tag-sidebar-link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.15rem 0;
  font-size: 0.82rem;
  color: var(--text-muted);
  text-decoration: none;
  flex: 1;
  min-width: 0;
}

/* Parent links in summaries are bolder */
.tag-sidebar summary .tag-sidebar-link {
  font-weight: 600;
  color: var(--text);
  font-size: 0.85rem;
}

/* Leaf links (direct children, not inside a summary) */
.tag-sidebar details > .tag-sidebar-link {
  padding-left: 1.2rem;
  border-bottom: 1px solid var(--border);
}

.tag-sidebar details > .tag-sidebar-link:last-of-type {
  border-bottom: none;
}

.tag-sidebar-link:hover {
  color: var(--link);
  text-decoration: none;
}

/* Non-link label for groups without a matching tag */
.tag-sidebar-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--text);
  flex: 1;
}

.tag-count {
  font-size: 0.75rem;
  color: var(--text-muted);
  background: var(--code-bg);
  padding: 0.1em 0.45em;
  border-radius: 8px;
  flex-shrink: 0;
  margin-left: 0.3rem;
}

/* Tag chips on post listings */
.tag-chips {
  display: inline;
}

.post-meta-line {
  margin-top: 0.2rem;
}

.tag {
  display: inline-block;
  font-size: 0.75rem;
  padding: 0.15em 0.55em;
  margin: 0.15em 0.2em 0.15em 0;
  background: var(--code-bg);
  color: var(--text-muted);
  border-radius: 10px;
  text-decoration: none;
  transition: color 0.15s, background 0.15s;
}

.tag:hover {
  color: var(--link);
  background: var(--border);
  text-decoration: none;
}

/* Timeline sidebar */
.timeline-sidebar {
  position: fixed;
  right: 0;
  top: 3.5rem;
  width: 260px;
  height: calc(100vh - 3.5rem);
  overflow-y: auto;
  padding: 1rem;
  border-left: 1px solid var(--border);
  background: var(--bg);
  z-index: 99;
  transform: translateX(100%);
  transition: transform 0.25s ease;
}

.timeline-sidebar.open {
  transform: translateX(0);
  box-shadow: -4px 0 12px rgba(0,0,0,0.1);
}

.timeline-sidebar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.timeline-sidebar-header h3 {
  font-size: 1rem;
  margin: 0;
}

.timeline-sidebar details {
  margin-bottom: 0.1rem;
}

.timeline-sidebar details details {
  margin-left: 0.6rem;
}

.timeline-sidebar summary {
  display: flex;
  align-items: center;
  cursor: pointer;
  padding: 0.2rem 0;
  list-style: none;
}

.timeline-sidebar summary::-webkit-details-marker {
  display: none;
}

.timeline-sidebar summary::before {
  content: "\25b6";
  font-size: 0.55em;
  margin-right: 0.4em;
  flex-shrink: 0;
  transition: transform 0.15s;
}

.timeline-sidebar details[open] > summary::before {
  transform: rotate(90deg);
}

.timeline-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  color: var(--text);
  flex: 1;
}

.timeline-sidebar details details .timeline-label {
  font-weight: 500;
  font-size: 0.85rem;
}

.timeline-label[data-scroll]:hover {
  color: var(--link);
}

.timeline-link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.15rem 0;
  padding-left: 1.2rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  gap: 0.5rem;
}

.timeline-link:hover {
  color: var(--link);
}

.timeline-date {
  font-size: 0.7rem;
  color: var(--text-muted);
  flex-shrink: 0;
}

/* Responsive: sidebars full-width on mobile */
@media (max-width: 768px) {
  .tag-sidebar,
  .timeline-sidebar {
    top: 0;
    height: 100vh;
    width: 85vw;
    max-width: 320px;
  }
}