/* 自定义呼吸灯阴影效果 */
        @keyframes breathing-shadow {
            0% { box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06); }
            50% { box-shadow: 0 20px 25px -5px rgba(59, 130, 246, 0.4), 0 10px 10px -5px rgba(59, 130, 246, 0.2); }
            100% { box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06); }
        }
        .animate-breathe {
            animation: breathing-shadow 4s infinite ease-in-out;
        }