.gradient-bg {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}
.glass-effect {
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
}
.floating {
    animation: floating 3s ease-in-out infinite;
}
@keyframes floating {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeIn 0.8s ease-out forwards;
}
@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}