:root {
        --primary-color: #2c3e50;
        --secondary-color: #3498db;
        --border-color: #e9ecef;
    }

    .page-title {
        font-size: 1.5rem;
        font-weight: 600;
        color: var(--primary-color);
        margin: 0;
    }

    .page-subtitle {
        font-size: 0.875rem;
        color: #6c757d;
        margin: 0.25rem 0 0 0;
    }

    .compact-form .form-label {
        font-size: 0.85rem;
        font-weight: 500;
        color: #495057;
        margin-bottom: 0.25rem;
    }

    .compact-form .form-control,
    .compact-form .form-select {
        font-size: 0.85rem;
        padding: 0.375rem 0.75rem;
        height: calc(1.5em + 0.75rem);
        border: 1px solid #dee2e6;
        border-radius: 0.375rem;
    }

    .compact-table {
        font-size: 0.85rem;
    }

    .compact-table th {
        font-weight: 600;
        font-size: 0.8rem;
        text-transform: uppercase;
        color: #6c757d;
        padding: 0.75rem 0.5rem;
        background-color: #f8f9fa;
        border-bottom: 2px solid var(--border-color);
        white-space: nowrap;
    }

    .compact-table td {
        padding: 0.5rem;
        vertical-align: middle;
        border-bottom: 1px solid var(--border-color);
    }

    .compact-table tr:hover {
        background-color: #f8f9fa;
    }

    .status-badge {
        font-size: 0.7rem;
        padding: 3px 8px;
        border-radius: 12px;
        font-weight: 500;
    }

    .action-btn {
        width: 28px;
        height: 28px;
        padding: 0;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        margin: 0 2px;
    }

    .action-btn i {
        font-size: 0.8rem;
    }

    .card {
        border: 1px solid var(--border-color);
        box-shadow: 0 1px 3px rgba(0,0,0,0.05);
        margin-bottom: 1.5rem;
    }

    .card-header {
        padding: 0.75rem 1rem;
        background-color: #f8f9fa;
        border-bottom: 1px solid var(--border-color);
        font-weight: 600;
    }

    .card-header i {
        color: var(--secondary-color);
        margin-right: 0.5rem;
    }

    .card-body {
        padding: 1rem;
    }

    @media (max-width: 768px) {
        .compact-table {
            font-size: 0.8rem;
        }
        
        .compact-table th,
        .compact-table td {
            padding: 0.375rem 0.25rem;
        }
        
        .action-btn {
            width: 26px;
            height: 26px;
            margin: 0 1px;
        }
    }

    @media (max-width: 576px) {
        .container-fluid {
            padding-left: 0.5rem;
            padding-right: 0.5rem;
        }
        
        .card-body {
            padding: 0.75rem;
        }
        
        .btn-lg {
            padding: 0.375rem 0.75rem;
            font-size: 0.875rem;
        }
    }

    .btn {
        transition: all 0.15s ease;
    }

    .btn:hover {
        transform: translateY(-1px);
    }

    .compact-table tr {
        transition: background-color 0.15s ease;
        cursor: default;
    }

    .badge.bg-success {
        background-color: #28a745 !important;
    }

    .badge.bg-danger {
        background-color: #dc3545 !important;
    }

    .row.g-3 > [class*="col-"] {
        margin-bottom: 0.5rem;
    }
    
    /* Import/Export styling */
    .border {
        border: 1px solid var(--border-color) !important;
    }
    
    .alert {
        border: 1px solid transparent;
        border-radius: 0.375rem;
        padding: 0.75rem 1rem;
        font-size: 0.875rem;
    }
    
    .alert-success {
        background-color: #d4edda;
        border-color: #c3e6cb;
        color: #155724;
    }
    
    /* Pagination styling */
    .pagination {
        margin-bottom: 0;
    }
    
    .page-link {
        border: 1px solid #dee2e6;
        color: #495057;
        transition: all 0.2s ease;
    }
    
    .page-link:hover {
        background-color: #e9ecef;
        border-color: #dee2e6;
        transform: translateY(-1px);
    }
    
    .page-item.active .page-link {
        background-color: var(--secondary-color);
        border-color: var(--secondary-color);
    }