.animate-pulse-slow {
            animation: pulse 3s cubic-bezier(0.4, 0, 0.6, 1) infinite;
        }
        @keyframes pulse {
            0%, 100% { box-shadow: 0 0 20px rgba(59, 130, 246, 0.3); }
            50% { box-shadow: 0 0 40px rgba(59, 130, 246, 0.6); }
        }