body {
            background-color: #f5f6fa;
        }
        .page-title {
            font-weight: 600;
        }
        .card-custom {
            background: #fff;
            border-radius: 12px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.08);
            padding: 20px;
        }
        .btn-add {
            border-radius: 20px;
            padding: 6px 16px;
        }
        .form-label {
            font-weight: 500;
        }
        table thead {
            background-color: #198754;
            color: #fff;
        }
        table th, table td {
            vertical-align: middle;
        }
        table tbody tr:hover {
            background-color: #f1fdf6;
        }