/* Document Management - CDE Styles */

/* Folder Tree Styles */
.folder-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    cursor: pointer;
    border-radius: 4px;
    transition: background-color 0.2s ease;
    user-select: none;
    font-size: 0.875rem;
}

.folder-item:hover {
    background-color: rgba(0, 178, 204, 0.1);
}

.folder-item.active {
    background-color: var(--primary-cyan);
    color: white;
}

.folder-item.active .folder-icon,
.folder-item.active .folder-name {
    color: white;
}

.folder-icon {
    font-size: 1rem;
    width: 20px;
    text-align: center;
}

.folder-name {
    font-weight: 500;
}

/* Filter Buttons */
.filter-btn {
    justify-content: flex-start !important;
    text-align: left !important;
    font-size: 0.875rem !important;
    padding: 0.5rem 0.75rem !important;
}

.filter-btn.active {
    background-color: var(--primary-cyan) !important;
    color: white !important;
    border-color: var(--primary-cyan) !important;
}

/* View Toggle Buttons */
.view-toggle {
    min-width: 40px !important;
    padding: 0.5rem !important;
    font-size: 1rem !important;
}

.view-toggle.active {
    background-color: var(--primary-cyan) !important;
    color: white !important;
    border-color: var(--primary-cyan) !important;
}

/* Document Grid View */
.documents-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    padding: 1rem 0;
}

.document-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
}

.document-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--primary-cyan);
    transform: translateY(-2px);
}

.document-card.selected {
    border-color: var(--primary-cyan);
    background: rgba(0, 178, 204, 0.05);
}

.document-thumbnail {
    width: 100%;
    height: 120px;
    background: var(--primary-silver);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    margin-bottom: 0.75rem;
    position: relative;
}

.document-title {
    font-weight: 600;
    margin-bottom: 0.25rem;
    font-size: 0.875rem;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.document-meta {
    font-size: 0.75rem;
    color: var(--text-gray);
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.document-actions {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    opacity: 0;
    transition: opacity 0.2s ease;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 4px;
    padding: 0.25rem;
    display: flex;
    gap: 0.25rem;
}

.document-card:hover .document-actions {
    opacity: 1;
}

.document-action-btn {
    background: none;
    border: none;
    padding: 0.25rem;
    border-radius: 3px;
    cursor: pointer;
    font-size: 0.75rem;
    transition: background-color 0.2s ease;
}

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

/* Document List View */
.documents-list {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: white;
    overflow: hidden;
}

.documents-list .table {
    margin: 0;
    border: none;
}

.documents-list .table th,
.documents-list .table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-color);
}

.documents-list .table th {
    background: var(--primary-silver);
    font-weight: 600;
    font-size: 0.875rem;
}

.documents-list .table tr:hover {
    background-color: rgba(0, 178, 204, 0.05);
}

.document-icon {
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    margin-right: 0.75rem;
}

.document-name-cell {
    display: flex;
    align-items: center;
}

.document-info {
    flex: 1;
}

.document-filename {
    font-weight: 600;
    margin-bottom: 0.125rem;
    font-size: 0.875rem;
}

.document-size {
    font-size: 0.75rem;
    color: var(--text-gray);
}

/* File Type Icons */
.file-icon-pdf { background: #ff4757; color: white; }
.file-icon-doc, .file-icon-docx { background: #2980b9; color: white; }
.file-icon-xls, .file-icon-xlsx { background: #27ae60; color: white; }
.file-icon-ppt, .file-icon-pptx { background: #e74c3c; color: white; }
.file-icon-img { background: #f39c12; color: white; }
.file-icon-dwg, .file-icon-dxf { background: #9b59b6; color: white; }
.file-icon-default { background: var(--text-gray); color: white; }

/* Upload Zone Styles */
#dropZone.dragover {
    border-color: var(--primary-cyan);
    background-color: rgba(0, 178, 204, 0.05);
    border-style: solid;
}

.upload-item {
    display: flex;
    align-items: center;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    margin-bottom: 0.5rem;
    background: white;
}

.upload-item-icon {
    font-size: 1.5rem;
    margin-right: 0.75rem;
    width: 40px;
    text-align: center;
}

.upload-item-info {
    flex: 1;
}

.upload-item-name {
    font-weight: 600;
    margin-bottom: 0.25rem;
    font-size: 0.875rem;
}

.upload-item-details {
    font-size: 0.75rem;
    color: var(--text-gray);
    display: flex;
    gap: 1rem;
}

.upload-progress {
    width: 100%;
    height: 4px;
    background: var(--border-color);
    border-radius: 2px;
    overflow: hidden;
    margin-top: 0.5rem;
}

.upload-progress-bar {
    height: 100%;
    background: var(--primary-cyan);
    transition: width 0.3s ease;
}

.upload-item-actions {
    display: flex;
    gap: 0.5rem;
}

/* File Preview Panel */
.file-preview {
    padding: 1rem;
}

.file-preview-header {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.file-preview-icon {
    font-size: 2rem;
    margin-right: 0.75rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
}

.file-preview-info h4 {
    margin: 0 0 0.25rem 0;
    font-size: 1rem;
    line-height: 1.3;
}

.file-preview-meta {
    font-size: 0.75rem;
    color: var(--text-gray);
    line-height: 1.4;
}

.file-preview-actions {
    display: flex;
    gap: 0.5rem;
    margin: 1rem 0;
}

.file-preview-content {
    border: 1px solid var(--border-color);
    border-radius: 6px;
    min-height: 200px;
    background: white;
    overflow: hidden;
}

.preview-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 200px;
    color: var(--text-gray);
    text-align: center;
}

.preview-placeholder .icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

/* Properties Panel */
.file-properties {
    padding: 1rem;
    border-top: 1px solid var(--border-color);
}

.property-row {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.875rem;
}

.property-row:last-child {
    border-bottom: none;
}

.property-label {
    font-weight: 600;
    color: var(--text-gray);
}

.property-value {
    color: var(--text-dark);
}

/* Responsive Design */
@media (max-width: 1200px) {
    .documents-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: 0.75rem;
    }
    
    .document-card {
        padding: 0.75rem;
    }
    
    .document-thumbnail {
        height: 100px;
        font-size: 2.5rem;
    }
    
    #filePreviewPanel {
        width: 320px !important;
    }
}

@media (max-width: 768px) {
    .modal-body {
        flex-direction: column !important;
    }
    
    .modal-body > div {
        width: 100% !important;
        border-right: none !important;
        border-left: none !important;
        border-bottom: 1px solid var(--border-color) !important;
    }
    
    .documents-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: 0.5rem;
    }
    
    #filePreviewPanel {
        display: none !important;
    }
}

/* Animation for file operations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.document-card {
    animation: fadeInUp 0.3s ease;
}

/* Context Menu */
.context-menu {
    position: fixed;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    min-width: 150px;
    overflow: hidden;
}

.context-menu-item {
    padding: 0.5rem 0.75rem;
    cursor: pointer;
    font-size: 0.875rem;
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.2s ease;
}

.context-menu-item:hover {
    background-color: var(--primary-silver);
}

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

.context-menu-item.danger:hover {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}