.category-page {
    background-color: var(--color-card);
    border-radius: 10px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--color-border-light);
}

.category-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--color-border-light);
}

.page-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text);
}

.category-toolbar {
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--color-border-light);
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-label {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.filter-input {
    padding: 8px 12px;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-size: 13px;
    color: var(--color-text);
    background-color: var(--color-bg);
    outline: none;
    transition: border-color 0.2s ease;
    width: 200px;
}

.filter-input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(80, 88, 209, 0.1);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

.btn svg {
    width: 14px;
    height: 14px;
}

.btn-primary {
    background-color: var(--color-primary);
    color: white;
}

.btn-primary:hover {
    background-color: var(--color-primary-hover);
}

.btn-secondary {
    background-color: var(--color-bg);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background-color: var(--color-sidebar-hover);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.category-list {
    padding: 8px 0;
}

.category-item {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    border-bottom: 1px solid var(--color-border-light);
    transition: background-color 0.15s ease;
}

.category-item:hover {
    background-color: var(--color-bg);
}

.category-item:last-child {
    border-bottom: none;
}

.drag-handle {
    cursor: grab;
    color: var(--color-text-muted);
    margin-right: 12px;
    display: flex;
    align-items: center;
}

.drag-handle:active {
    cursor: grabbing;
}

.drag-handle svg {
    width: 16px;
    height: 16px;
}

.category-parent {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-primary);
    margin-right: 8px;
}

.category-divider {
    color: var(--color-text-muted);
    margin-right: 8px;
}

.category-name {
    flex: 1;
    font-size: 14px;
    color: var(--color-text);
}

.category-actions {
    display: flex;
    gap: 8px;
}

.btn-icon {
    background: transparent;
    border: none;
    padding: 6px;
    border-radius: 4px;
    cursor: pointer;
    color: var(--color-text-muted);
    transition: all 0.2s ease;
}

.btn-icon:hover {
    background-color: var(--color-bg);
    color: var(--color-danger);
}

.btn-icon svg {
    width: 16px;
    height: 16px;
}

.category-item.dragging {
    opacity: 0.5;
    background-color: var(--color-sidebar-active-bg);
}

.category-item.drag-over {
    border-top: 2px solid var(--color-primary);
}

.empty-state {
    padding: 40px 20px;
    text-align: center;
    color: var(--color-text-muted);
    font-size: 14px;
}