.mobile-app {
            padding-bottom: 40px;
        }

        .approval-card {
            background: white;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            margin-bottom: 14px;
            transition: var(--transition);
            animation: float-up 0.4s var(--ease-out) both;
        }

        .approval-card:nth-child(2) {
            animation-delay: 0.06s;
        }

        .approval-card:nth-child(3) {
            animation-delay: 0.12s;
        }

        .approval-card:active {
            transform: scale(0.99);
        }

        .approval-card-header {
            padding: 16px 18px 12px 18px;
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            gap: 12px;
        }

        .approval-info {
            flex: 1;
        }

        .approval-name {
            font-size: 15px;
            font-weight: 800;
            color: var(--text-dark);
            margin-bottom: 3px;
            letter-spacing: -0.3px;
        }

        .approval-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .approval-meta span {
            font-size: 11px;
            color: var(--text-muted);
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .status-badge {
            font-size: 10px;
            font-weight: 800;
            padding: 5px 12px;
            border-radius: 999px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .status-waiting {
            background: #dbeafe;
            color: #1e40af;
            border: 1px solid #bfdbfe;
        }

        .status-approved {
            background: #dcfce7;
            color: #065f46;
            border: 1px solid #bbf7d0;
        }

        .status-rejected {
            background: #fee2e2;
            color: #991b1b;
            border: 1px solid #fecaca;
        }

        .approval-divider {
            height: 1px;
            background: var(--border-color);
            margin: 0 18px;
        }

        .approval-detail {
            padding: 12px 18px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
        }

        .detail-item {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .detail-label {
            font-size: 10px;
            font-weight: 700;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.4px;
        }

        .detail-value {
            font-size: 13px;
            font-weight: 700;
            color: var(--text-dark);
        }

        .approval-actions {
            padding: 14px 18px 16px 18px;
            display: flex;
            gap: 10px;
        }

        .btn-approve {
            flex: 1;
            padding: 12px;
            background: linear-gradient(135deg, #059669, #10b981);
            color: white;
            border: none;
            border-radius: 12px;
            font-size: 13px;
            font-weight: 800;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            transition: var(--transition-spring);
            box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
        }

        .btn-approve:active {
            transform: scale(0.95);
            box-shadow: none;
        }

        .btn-reject {
            flex: 1;
            padding: 12px;
            background: white;
            color: var(--primary-red);
            border: 1.5px solid var(--primary-red);
            border-radius: 12px;
            font-size: 13px;
            font-weight: 800;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            transition: var(--transition-spring);
        }

        .btn-reject:active {
            background: var(--red-light);
            transform: scale(0.95);
        }

        /* Filter tabs */
        .filter-tabs {
            display: flex;
            gap: 8px;
            margin-bottom: 20px;
            overflow-x: auto;
            padding-bottom: 4px;
        }

        .filter-tabs::-webkit-scrollbar {
            display: none;
        }

        .filter-tab {
            padding: 7px 16px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 700;
            white-space: nowrap;
            cursor: pointer;
            transition: var(--transition);
            border: 1.5px solid var(--border-color);
            background: white;
            color: var(--text-muted);
        }

        .filter-tab.active {
            background: var(--primary-blue);
            color: white;
            border-color: var(--primary-blue);
            box-shadow: var(--shadow-blue);
        }

        /* Stats row */
        .approval-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            margin-bottom: 22px;
        }

        .stat-chip {
            background: white;
            border: 1px solid var(--border-color);
            border-radius: 14px;
            padding: 14px 12px;
            text-align: center;
            box-shadow: var(--shadow-xs);
        }

        .stat-chip .num {
            font-size: 22px;
            font-weight: 900;
            color: var(--text-dark);
            letter-spacing: -0.5px;
            margin-bottom: 3px;
        }

        .stat-chip .lbl {
            font-size: 10px;
            font-weight: 700;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.4px;
        }