* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: #B3CCE5;
            min-height: 100vh;
            padding: 20px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
        }

        .header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 40px;
            color: white;
        }

        .header h1 {
            font-size: 2.5rem;
            font-weight: 700;
        }

        .rewards-btn {
            background: rgba(255, 255, 255, 0.2);
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: white;
            padding: 10px 20px;
            border-radius: 25px;
            font-size: 0.9rem;
            cursor: pointer;
        }

        .main-content {
            display: grid;
            grid-template-columns: 1fr 350px;
            gap: 30px;
        }

        .cart-items {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .cart-item {
            background: rgba(255, 255, 255, 0.95);
            border-radius: 15px;
            padding: 25px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
        }

        .item-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 15px;
        }

        .add-on-badge {
            background: #667eea;
            color: white;
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
        }

        .price-tag {
            font-size: 1.2rem;
            font-weight: 700;
            background: #f5576c;
            border-radius: 10px;
            padding: 5px 12px;
            color: white;
        }

        .item-content {
            display: flex;
            gap: 20px;
        }

        .item-image {
            width: 120px;
            height: 120px;
            border-radius: 10px;
            object-fit: cover;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
        }

        .item-details {
            flex: 1;
        }

        .item-title {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: #2d3748;
        }

        .item-info {
            background: #f7fafc;
            padding: 12px;
            border-radius: 8px;
            margin-bottom: 15px;
        }

        .age-rating {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 8px;
        }

        .rating-badge {
            background: #2d3748;
            color: white;
            padding: 3px 8px;
            border-radius: 5px;
            font-size: 0.85rem;
            font-weight: 700;
        }

        .item-actions {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: 15px;
        }

        .action-buttons {
            display: flex;
            gap: 15px;
        }

        .btn {
            padding: 8px 16px;
            border-radius: 8px;
            border: none;
            cursor: pointer;
            font-size: 0.9rem;
            transition: all 0.3s;
        }

        .btn-remove {
            background: #fc8181;
            color: white;
        }

        .btn-wishlist {
            background: #90cdf4;
            color: white;
        }

        .btn-view {
            background: #667eea;
            color: white;
            padding: 10px 20px;
        }

        .btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
        }

        .warning-box {
            background: #fff5f5;
            border-left: 4px solid #fc8181;
            padding: 15px;
            margin-top: 15px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .warning-icon {
            color: #fc8181;
            font-size: 1.2rem;
        }

        .warning-text {
            font-size: 0.9rem;
            color: #2d3748;
        }

        .summary-card {
            background: rgba(255, 255, 255, 0.95);
            border-radius: 15px;
            padding: 25px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
            height: fit-content;
            position: sticky;
            top: 20px;
        }

        .summary-title {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: #2d3748;
        }

        .summary-row {
            display: flex;
            justify-content: space-between;
            margin-bottom: 15px;
            padding-bottom: 15px;
            border-bottom: 1px solid #e2e8f0;
        }

        .summary-row:last-of-type {
            border-bottom: 2px solid #cbd5e0;
            margin-bottom: 20px;
        }

        .summary-label {
            color: #718096;
            font-size: 0.95rem;
        }

        .summary-value {
            font-weight: 600;
            color: #2d3748;
        }

        .checkout-btn {
            width: 100%;
            padding: 15px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            border: none;
            border-radius: 10px;
            font-size: 1.1rem;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s;
        }

        .checkout-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 25px rgba(102, 126, 234, 0.4);
        }

        .note {
            margin-top: 30px;
            color: white;
            font-size: 0.85rem;
            text-align: center;
        }

        @media (max-width: 768px) {
            .main-content {
                grid-template-columns: 1fr;
            }

            .header h1 {
                font-size: 2rem;
            }

            .item-content {
                flex-direction: column;
            }

            .summary-card {
                position: static;
            }
        }