/* File Explorer Styles */

.data-description {
    margin-bottom: 2rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    border-left: 4px solid var(--accent-color);
}

.data-description p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 1rem;
}

.file-explorer {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
}

/* Explorer Header */
.explorer-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    flex-wrap: wrap;
}

.explorer-navigation {
    display: flex;
    gap: 0.5rem;
}

.nav-btn, .action-btn, .view-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-primary);
    padding: 0.5rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
}

.nav-btn:hover:not(:disabled), .action-btn:hover, .view-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: var(--accent-color);
}

.nav-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.explorer-breadcrumb {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 6px;
    overflow-x: auto;
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    color: var(--text-secondary);
    cursor: pointer;
    white-space: nowrap;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.breadcrumb-item:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.breadcrumb-item.active {
    color: var(--accent-color);
    background: rgba(52, 152, 219, 0.2);
}

.breadcrumb-item:not(:last-child):after {
    content: ">";
    margin-left: 0.5rem;
    color: var(--text-tertiary);
}

.explorer-actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.action-btn {
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    min-width: auto;
}

.view-toggle {
    display: flex;
    gap: 2px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 6px;
    padding: 2px;
}

.view-btn.active {
    background: var(--accent-color);
    border-color: var(--accent-color);
}

/* Explorer Content */
.explorer-content {
    display: flex;
    height: 600px;
}

.explorer-sidebar {
    width: 250px;
    background: rgba(0, 0, 0, 0.2);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1rem;
    overflow-y: auto;
}

.sidebar-section {
    margin-bottom: 2rem;
}

.sidebar-section h3 {
    margin: 0 0 1rem 0;
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.quick-access-item, .file-type-filter {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.quick-access-item:hover, .file-type-filter:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.quick-access-item.active, .file-type-filter.active {
    background: rgba(52, 152, 219, 0.2);
    color: var(--accent-color);
}

.explorer-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.explorer-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.selection-info {
    display: flex;
    gap: 1rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.sort-controls {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

#sort-by {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-primary);
    padding: 0.5rem;
    border-radius: 6px;
    cursor: pointer;
}

.sort-order-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-primary);
    padding: 0.5rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.sort-order-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* File Grid */
.file-grid {
    flex: 1;
    padding: 1rem;
    overflow-y: auto;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 1rem;
    align-content: start;
}

.file-grid.list-view {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.file-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    background: rgba(255, 255, 255, 0.03);
    position: relative;
}

.file-item:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--accent-color);
    transform: translateY(-2px);
}

.file-item.selected {
    background: rgba(52, 152, 219, 0.2);
    border-color: var(--accent-color);
}

.file-item.folder {
    background: rgba(255, 193, 7, 0.1);
}

.file-item.folder:hover {
    background: rgba(255, 193, 7, 0.2);
    border-color: #ffc107;
}

.file-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: var(--accent-color);
}

.file-item.folder .file-icon {
    color: #ffc107;
}

.file-item.csv .file-icon {
    color: #28a745;
}

.file-item.json .file-icon {
    color: #fd7e14;
}

.file-item.txt .file-icon {
    color: #6c757d;
}

.file-item.md .file-icon {
    color: #17a2b8;
}

.file-name {
    font-size: 0.85rem;
    color: var(--text-primary);
    text-align: center;
    word-break: break-word;
    line-height: 1.2;
    max-width: 100%;
}

.file-size {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-top: 0.25rem;
}

/* List View Styles */
.file-grid.list-view .file-item {
    flex-direction: row;
    padding: 0.75rem 1rem;
    text-align: left;
    align-items: center;
    gap: 1rem;
}

.file-grid.list-view .file-icon {
    font-size: 1.5rem;
    margin-bottom: 0;
    min-width: 1.5rem;
}

.file-grid.list-view .file-details {
    flex: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.file-grid.list-view .file-name {
    text-align: left;
    flex: 1;
}

.file-grid.list-view .file-size {
    margin-top: 0;
    min-width: 80px;
    text-align: right;
}

/* Loading and Empty States */
.loading-state {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 200px;
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.empty-state {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 200px;
    color: var(--text-secondary);
    text-align: center;
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

/* Context Menu */
.context-menu {
    position: fixed;
    background: rgba(40, 44, 52, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    padding: 0.5rem 0;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    z-index: 1000;
    min-width: 150px;
}

.context-menu-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    cursor: pointer;
    color: var(--text-primary);
    transition: background-color 0.2s ease;
}

.context-menu-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.context-menu-item i {
    min-width: 1rem;
}

/* Scrollbar Styling */
.explorer-sidebar::-webkit-scrollbar,
.file-grid::-webkit-scrollbar {
    width: 8px;
}

.explorer-sidebar::-webkit-scrollbar-track,
.file-grid::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 4px;
}

.explorer-sidebar::-webkit-scrollbar-thumb,
.file-grid::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 4px;
}

.explorer-sidebar::-webkit-scrollbar-thumb:hover,
.file-grid::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.5);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .explorer-sidebar {
        width: 200px;
    }
    
    .file-grid {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    }
}

@media (max-width: 768px) {
    .explorer-content {
        flex-direction: column;
        height: auto;
    }
    
    .explorer-sidebar {
        width: 100%;
        height: auto;
        max-height: 200px;
    }
    
    .explorer-header {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }
    
    .explorer-breadcrumb {
        order: 1;
    }
    
    .explorer-navigation {
        order: 2;
        justify-content: center;
    }
    
    .explorer-actions {
        order: 3;
        justify-content: center;
    }
    
    .file-grid {
        grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
        gap: 0.5rem;
        height: 400px;
    }
}

@media (max-width: 480px) {
    .explorer-header {
        padding: 0.75rem;
    }
    
    .explorer-toolbar {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }
    
    .file-grid {
        grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
        padding: 0.5rem;
    }
    
    .file-item {
        padding: 0.75rem 0.5rem;
    }
    
    .file-icon {
        font-size: 2rem;
    }
    
    .file-name {
        font-size: 0.75rem;
    }
}