@keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
        }
        @keyframes pulse {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.05); }
        }
        @keyframes slideInFromTop {
            from {
                opacity: 0;
                transform: translateY(-50px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        @keyframes highlight {
            0% { background-color: transparent; }
            50% { background-color: rgba(59, 130, 246, 0.1); }
            100% { background-color: transparent; }
        }
        @keyframes bounceIn {
            0% {
                opacity: 0;
                transform: scale(0.3);
            }
            50% {
                opacity: 1;
                transform: scale(1.05);
            }
            70% {
                transform: scale(0.9);
            }
            100% {
                opacity: 1;
                transform: scale(1);
            }
        }

        .animate-fadeIn { animation: fadeIn 1s ease-out; }
        .animate-float-slow { animation: float 6s ease-in-out infinite; }
        .animate-fadeInLeft { animation: fadeIn 1s ease-out; }
        .animate-pulse-slow { animation: pulse 2s ease-in-out infinite; }
        .animate-slideIn { animation: slideInFromTop 0.8s ease-out; }
        .animate-highlight { animation: highlight 2s ease-in-out; }
        .animate-bounceIn { animation: bounceIn 0.6s ease-out; }

        .card-hover {
            transition: all 0.3s ease;
        }
        .card-hover:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
        }

        /* Smooth scrolling */
        html {
            scroll-behavior: smooth;
        }