/* ── SIDEBAR ─────────────────────────────────────────────── */
aside {
  width: clamp(180px, 33.333%, var(--sidebar-w));
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  position: relative;
  transition: width 0.2s ease;
  z-index: var(--z-sidebar);
}

aside.collapsed {
  width: 24px;
}

.sidebar-scroll {
  flex: 1;
  overflow: hidden auto;
}

aside.collapsed .sidebar-scroll {
  display: none;
}

.sidebar-ctrl {
  flex: 1;
  min-width: 0;
  font-size: 0.78rem;
  padding: 3px 6px;
}

select.ctrl.sidebar-ctrl,
button.ctrl.sidebar-ctrl {
  background: var(--bg);
  border-color: var(--border);
}

select.sidebar-ctrl {
  min-width: 0;
}

.settings-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 0;
}

.settings-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  flex-shrink: 0;
  width: 100px;
  cursor: pointer;
  user-select: none;
}

/* Controls (checkbox, select) directly in settings-row */
.settings-row > .sidebar-ctrl {
  flex: 1;
  min-width: 0;
  cursor: pointer;
}

.sidebar-toggle {
  position: absolute;
  right: -12px;
  top: 50%;
  transform: translateY(-50%);
  z-index: var(--z-overlay);
  width: 24px;
  height: 40px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 0 6px 6px 0;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.sidebar-toggle:hover {
  color: var(--text);
  background: var(--border);
}

.sidebar-scroll::-webkit-scrollbar {
  width: 4px;
}

.sidebar-scroll::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 2px;
}

.sidebar-section {
  border-bottom: 1px solid var(--border);
}

.sidebar-header {
  display: flex;
  align-items: center;
  background: var(--surface2);
}

.sidebar-toggle-btn {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 9px 12px;
  background: none;
  border: none;
  color: var(--text);
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  cursor: pointer;
  user-select: none;
  min-width: 0;
  text-align: left;
}

.sidebar-toggle-btn:hover {
  color: var(--accent);
}

.sidebar-header-title {
  flex: 1;
}

.sidebar-count-badge {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 4px;
  background: var(--accent2);
  color: #fff;
  flex-shrink: 0;
}

.sidebar-count-badge:empty {
  display: none;
}

.sidebar-header-actions {
  display: flex;
  gap: 2px;
  padding-right: 8px;
}

.filter-icon-btn {
  background: none;
  border: 1px solid transparent;
  color: var(--text-muted);
  width: 18px;
  height: 18px;
  border-radius: 3px;
  cursor: pointer;
  font-size: 0.7rem;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  line-height: 1;
  flex-shrink: 0;
}

.filter-icon-btn:hover {
  background: var(--border);
  border-color: var(--border);
  color: var(--text);
}

.toggle-icon {
  font-size: 0.65rem;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.toggle-icon.rotated {
  transform: rotate(-90deg);
}

.sidebar-content {
  padding: 6px 6px 18px;
  overflow: hidden;
  max-height: 2400px;
  opacity: 1;
  visibility: visible;
  transition:
    max-height 0.2s cubic-bezier(0.4, 0, 0.2, 1),
    opacity 0.15s ease,
    padding 0.15s ease;
}

.sidebar-content.collapsed {
  max-height: 0;
  opacity: 0;
  padding: 0;
  visibility: hidden;
}

.sidebar-detail-content {
  padding: 0;
}

.filter-search-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 6px;
}

.filter-search {
  flex: 1;
  min-width: 0;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 4px 8px;
  border-radius: 5px;
  font-size: 0.78rem;
}

.filter-search:focus {
  outline: none;
  border-color: var(--accent);
}

.filter-show-all-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: var(--text-muted);
  cursor: pointer;
  user-select: none;
}

.filter-show-all {
  accent-color: var(--accent);
  cursor: pointer;
}

.filter-show-all-label:hover .filter-show-all + span {
  color: var(--text);
}

.filter-list {
  max-height: 160px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.filter-list::-webkit-scrollbar {
  width: 4px;
}

.filter-list::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 2px;
}

.filter-item {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.78rem;
  padding: 2px 0;
  cursor: pointer;
  user-select: none;
  transition: opacity 0.15s;
}

.filter-item.dim {
  opacity: 0.35;
}

.filter-item input[type='checkbox'] {
  accent-color: var(--accent);
  cursor: pointer;
  flex-shrink: 0;
}

.filter-item .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--dot-color);
}

.filter-item .item-label {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-muted);
}

.filter-item:hover .item-label {
  color: var(--text);
}

.filter-item .count {
  font-size: 0.68rem;
  color: var(--text-muted);
  background: var(--surface2);
  padding: 0 4px;
  border-radius: 3px;
  flex-shrink: 0;
  margin-right: 2px;
}