/* Sidebar */
aside.sidebar {
  width: 320px;
  min-width: 280px;
  background: var(--bg-surface);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  height: 100%;
  min-height: 0;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
aside.sidebar::-webkit-scrollbar {
  display: none;
  width: 0;
  height: 0;
}

.sidebar-controls {
  padding: 0.85rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  background: var(--bg-surface);
}

.search-input-wrapper {
  position: relative;
  width: 100%;
  display: flex;
  align-items: center;
}

.search-input {
  width: 100%;
  padding: 0.45rem 2.4rem 0.45rem 2.1rem;
  font-size: 0.82rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-canvas);
  color: var(--text-primary);
  outline: none;
  transition: all 0.15s ease;
}
.search-input:focus {
  border-color: var(--accent-blue);
  background: #ffffff;
}

.search-icon {
  position: absolute;
  left: 0.7rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.8rem;
  color: var(--text-muted);
  pointer-events: none;
  z-index: 1;
}

/* Status Filter Button at the right end of the Search Bar */
.search-filter-wrapper {
  position: absolute;
  right: 5px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  z-index: 10;
}

.btn-status-filter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  cursor: pointer;
  color: #475569;
  font-size: 0.88rem;
  font-weight: 800;
  line-height: 1;
  transition: all 0.15s ease;
  user-select: none;
  padding: 0;
}
.btn-status-filter:hover {
  background: #e2e8f0;
  border-color: #cbd5e1;
  color: #1e293b;
}
.btn-status-filter.active-filter {
  background: #eff6ff;
  border-color: #93c5fd;
  color: #2563eb;
}

.filter-sort-icon {
  font-size: 0.88rem;
  font-weight: 800;
  line-height: 1;
  pointer-events: none;
}

/* Small dropdown menu below the up/down icon */
.status-filter-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 145px;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12), 0 1px 3px rgba(0, 0, 0, 0.06);
  padding: 6px 4px;
  display: none;
  flex-direction: column;
  gap: 2px;
  z-index: 100;
  animation: filterDropdownFade 0.15s ease;
}
.status-filter-dropdown.open {
  display: flex;
}

@keyframes filterDropdownFade {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.status-filter-header {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #94a3b8;
  padding: 4px 8px 6px 8px;
  border-bottom: 1px solid #f1f5f9;
  margin-bottom: 2px;
}

.status-filter-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 6px 8px;
  border: none;
  background: transparent;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 500;
  color: #334155;
  text-align: left;
  transition: background 0.12s ease;
}
.status-filter-item:hover {
  background: #f8fafc;
  color: #0f172a;
}
.status-filter-item.active {
  background: #eff6ff;
  color: #1d4ed8;
  font-weight: 600;
}

.status-filter-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-filter-text {
  flex: 1;
}

.status-filter-check {
  font-size: 0.75rem;
  font-weight: 700;
  color: #2563eb;
  opacity: 0;
  line-height: 1;
}
.status-filter-item.active .status-filter-check {
  opacity: 1;
}

.file-tree-container {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 0.75rem 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.file-tree-container::-webkit-scrollbar {
  display: none;
  width: 0;
  height: 0;
}

.folder-item {
  display: flex;
  flex-direction: column;
  margin-bottom: 0.25rem;
}

.folder-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.4rem 0.55rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  user-select: none;
  transition: background 0.12s ease;
}
.folder-header:hover {
  background: var(--bg-canvas);
  color: var(--text-primary);
}

.folder-title-left {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.folder-chevron {
  font-size: 0.65rem;
  transition: transform 0.15s ease;
}
.folder-chevron.collapsed {
  transform: rotate(-90deg);
}

.folder-badge {
  font-size: 0.7rem;
  background: var(--bg-canvas);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 0.1rem 0.35rem;
  border-radius: 9999px;
}

.folder-files-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-left: 0.85rem;
  margin-top: 2px;
}
.folder-files-list.hidden {
  display: none;
}

.file-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.45rem 0.65rem;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  cursor: pointer;
  color: var(--text-primary);
  transition: all 0.12s ease;
  border-left: 2px solid transparent;
  user-select: none;
}
.file-item:hover {
  background: var(--bg-canvas);
}
.file-item.active {
  background: #eef4fe;
  color: var(--accent-blue);
  font-weight: 600;
  border-left-color: var(--accent-blue);
}

.file-item-left {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: 9999px;
  text-transform: capitalize;
  flex-shrink: 0;
}
.status-pill.in-review {
  background: var(--accent-yellow-bg);
  color: var(--accent-yellow);
  border: 1px solid #d4a72c;
}
.status-pill.approved,
.status-pill.accepted {
  background: var(--accent-green-bg);
  color: var(--accent-green);
  border: 1px solid #4ac26b;
}
.status-pill.rejected {
  background: var(--accent-red-bg);
  color: var(--accent-red);
  border: 1px solid #ff8182;
}

.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: currentColor;
}