@keyframes subtle-breathe {
            0%, 100% { box-shadow: 0 10px 25px -5px rgba(220, 38, 38, 0.1), 0 8px 10px -6px rgba(220, 38, 38, 0.1); transform: translateY(0); }
            50% { box-shadow: 0 20px 25px -5px rgba(220, 38, 38, 0.2), 0 8px 10px -6px rgba(220, 38, 38, 0.1); transform: translateY(-4px); }
        }
        .breathe-effect {
            animation: subtle-breathe 4s ease-in-out infinite;
        }