.breathe-effect {
            box-shadow: 0 0 15px rgba(37, 99, 235, 0.1);
            animation: breathe 4s ease-in-out infinite;
        }
        @keyframes breathe {
            0% { box-shadow: 0 0 15px rgba(37, 99, 235, 0.1); }
            50% { box-shadow: 0 0 30px rgba(37, 99, 235, 0.3); }
            100% { box-shadow: 0 0 15px rgba(37, 99, 235, 0.1); }
        }