.gradient-button{background:linear-gradient(135deg,#00aeef,#293d9b);transition:all .3s ease}.gradient-button:hover{box-shadow:0 10px 20px rgba(0,174,239,.4);transform:translateY(-3px);background:linear-gradient(135deg,#293d9b,#00aeef)}.fade-in.visible{opacity:1;transform:translateY(0)}