:where([class^="ri-"])::before { content: "\f3c2"; }
        
        @media (max-width: 768px) {
            .mobile-menu {
                display: none;
            }
            .mobile-menu.active {
                display: flex;
            }
        }
        
        input[type="number"]::-webkit-inner-spin-button,
        input[type="number"]::-webkit-outer-spin-button {
            -webkit-appearance: none;
            margin: 0;
        }
        
        .custom-checkbox {
            position: relative;
            padding-left: 30px;
            cursor: pointer;
        }
        
        .custom-checkbox input {
            position: absolute;
            opacity: 0;
            cursor: pointer;
        }
        
        .checkmark {
            position: absolute;
            top: 0;
            left: 0;
            height: 20px;
            width: 20px;
            background-color: #fff;
            border: 2px solid #ddd;
            border-radius: 4px;
        }
        
        .custom-checkbox input:checked ~ .checkmark {
            background-color: #4CAF50;
            border-color: #4CAF50;
        }
        
        .checkmark:after {
            content: "";
            position: absolute;
            display: none;
        }
        
        .custom-checkbox input:checked ~ .checkmark:after {
            display: block;
        }
        
        .custom-checkbox .checkmark:after {
            left: 6px;
            top: 2px;
            width: 5px;
            height: 10px;
            border: solid white;
            border-width: 0 2px 2px 0;
            transform: rotate(45deg);
        }
        
        .hero-section {
            background-position: center;
            background-size: cover;
            background-repeat: no-repeat;
        }
        
        .product-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        }
        
        .product-card .add-to-cart {
            opacity: 0;
            transform: translateY(10px);
            transition: all 0.3s ease;
        }
        
        .product-card:hover .add-to-cart {
            opacity: 1;
            transform: translateY(0);
        }