/* ==========================================
   Document Manager
   ========================================== */

.doc-add-category-form.hidden,
.doc-upload-progress.hidden,
.doc-manager.hidden {
    display: none;
}

.doc-manager {
    border: 1px solid var(--color-border, rgba(0, 0, 0, 0.06));
    border-radius: 12px;
    background: var(--color-bg);
    padding: 0;
    margin-top: 16px;
}

.doc-manager .summary-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--color-border, rgba(0, 0, 0, 0.06));
}

.doc-count-badge {
    font-size: 12px;
    color: var(--color-text-muted);
    background: rgba(0, 0, 0, 0.04);
    padding: 3px 10px;
    border-radius: 10px;
    margin-left: 8px;
}

.doc-manager-body {
    padding: 16px 20px 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.doc-tool-selector {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.doc-tool-select {
    max-width: 240px;
}

/* Category Sections */
.doc-categories-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.doc-category-section {
    border: 1px solid var(--color-border, rgba(0, 0, 0, 0.06));
    border-radius: 10px;
    overflow: hidden;
}

.doc-category-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    background: var(--color-bg-secondary, #FAFBFC);
    cursor: pointer;
    transition: background 0.15s;
    user-select: none;
}

.doc-category-header:hover {
    background: var(--color-primary-bg, rgba(79, 70, 229, 0.04));
}

.doc-category-header-left {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
}

.doc-category-expand {
    font-size: 11px;
    color: var(--color-text-faint);
    transition: transform 0.2s;
}

.doc-category-expand.expanded {
    transform: rotate(90deg);
}

.doc-category-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-text);
}

.doc-category-count {
    font-size: 11px;
    color: var(--color-text-faint);
    background: rgba(0, 0, 0, 0.04);
    padding: 2px 8px;
    border-radius: 8px;
}

.doc-category-header-right {
    display: flex;
    align-items: center;
    gap: 4px;
}

.doc-category-delete-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-faint);
    font-size: 14px;
    padding: 4px 6px;
    border-radius: 4px;
    transition: all 0.15s;
    line-height: 1;
}

.doc-category-delete-btn:hover {
    color: var(--color-danger, #EF4444);
    background: rgba(239, 68, 68, 0.08);
}

.doc-category-items {
    display: flex;
    flex-direction: column;
    gap: 1px;
    background: var(--color-border, rgba(0, 0, 0, 0.04));
}

.doc-category-items.collapsed {
    display: none;
}

.doc-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    background: var(--color-bg);
    font-size: 13px;
    transition: background 0.1s;
}

.doc-item:hover {
    background: var(--color-bg-secondary, #FAFBFC);
}

.doc-item-icon {
    color: var(--color-primary);
    flex-shrink: 0;
}

.doc-item-info {
    flex: 1;
    min-width: 0;
}

.doc-item-name {
    font-weight: 500;
    color: var(--color-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.doc-item-meta {
    font-size: 11px;
    color: var(--color-text-faint);
    display: flex;
    gap: 8px;
    margin-top: 2px;
}

.doc-item-status {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

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

.doc-status-dot.ready {
    background: var(--color-success, #10B981);
}

.doc-status-dot.processing {
    background: var(--color-warning, #F59E0B);
    animation: pulse-status 1.5s ease-in-out infinite;
}

.doc-status-dot.error {
    background: var(--color-danger, #EF4444);
}

@keyframes pulse-status {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.doc-status-label {
    font-size: 11px;
    color: var(--color-text-faint);
    text-transform: capitalize;
}

.doc-item-download {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-faint);
    padding: 4px 6px;
    border-radius: 4px;
    transition: all 0.15s;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.doc-item-download:hover {
    color: var(--color-primary);
    background: rgba(var(--color-primary-rgb, 99, 102, 241), 0.08);
}

.doc-item-download.loading {
    opacity: 0.5;
    pointer-events: none;
}

.doc-item-move-wrapper {
    position: relative;
    flex-shrink: 0;
}

.doc-item-move {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-faint);
    padding: 4px 6px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    transition: all 0.15s;
}

.doc-item-move:hover {
    color: var(--color-accent, #6366F1);
    background: rgba(99, 102, 241, 0.08);
}

.doc-item-move-dropdown {
    display: none;
    position: fixed;
    background: var(--color-card, #fff);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.12);
    z-index: 9999;
    min-width: 180px;
    overflow: hidden;
}

.doc-item-move-dropdown.open {
    display: block;
}

.doc-item-move-option {
    padding: 8px 14px;
    cursor: pointer;
    font-size: 13px;
    color: var(--color-text);
    transition: background 0.1s;
    white-space: nowrap;
}

.doc-item-move-option:hover {
    background: var(--color-hover, rgba(0,0,0,0.05));
}

.doc-item-delete {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-faint);
    font-size: 16px;
    padding: 4px 6px;
    border-radius: 4px;
    transition: all 0.15s;
    flex-shrink: 0;
    line-height: 1;
}

.doc-item-delete:hover {
    color: var(--color-danger, #EF4444);
    background: rgba(239, 68, 68, 0.08);
}

.doc-category-empty {
    padding: 12px 14px;
    font-size: 12px;
    color: var(--color-text-faint);
    text-align: center;
    background: var(--color-bg);
}

/* Add Category */
.doc-add-category {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.doc-add-category-btn {
    align-self: flex-start;
}

.doc-add-category-form {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

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

/* Upload Section */
.doc-upload-section {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.doc-upload-category-row {
    display: flex;
    gap: 8px;
}

.doc-upload-category-select {
    flex: 1;
}

.doc-dropzone {
    border: 2px dashed var(--color-border-strong, #d1d5db);
    border-radius: 10px;
    padding: 24px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    background: var(--color-bg);
}

.doc-dropzone:hover,
.doc-dropzone.drag-over {
    border-color: var(--color-primary);
    background: var(--color-primary-bg, rgba(79, 70, 229, 0.04));
}

.doc-dropzone.drag-over {
    transform: scale(1.01);
    box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.1);
}

.doc-dropzone-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--color-text-muted);
    pointer-events: none;
}

.doc-dropzone-content svg {
    color: var(--color-text-faint);
}

.doc-dropzone-content span {
    font-size: 13px;
}

.doc-dropzone-hint {
    font-size: 11px !important;
    color: var(--color-text-faint) !important;
}

/* Upload Progress */
.doc-upload-progress {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.doc-progress-bar {
    height: 6px;
    background: rgba(0, 0, 0, 0.06);
    border-radius: 3px;
    overflow: hidden;
}

.doc-progress-fill {
    height: 100%;
    background: var(--color-primary);
    border-radius: 3px;
    width: 0%;
    transition: width 0.3s ease;
}

.doc-progress-text {
    font-size: 12px;
    color: var(--color-text-muted);
}