@keyframes breathe {
            0% { box-shadow: 0 0 15px rgba(59, 130, 246, 0.3); }
            50% { box-shadow: 0 0 30px rgba(59, 130, 246, 0.6); }
            100% { box-shadow: 0 0 15px rgba(59, 130, 246, 0.3); }
        }
        .product-glow {
            animation: breathe 3s infinite ease-in-out;
        }