@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn 1s ease-out forwards}.delay-1{animation-delay:.2s}.delay-2{animation-delay:.4s}.delay-3{animation-delay:.6s}.delay-4{animation-delay:.8s}.gradient-bg{background:linear-gradient(135deg,#003d92,#0f172a)}.card-hover{transition:all .3s ease}.card-hover:hover{transform:translateY(-10px);box-shadow:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a}.nav-link{position:relative}.nav-link:after{content:"";position:absolute;width:0;height:2px;bottom:0;left:0;background-color:#3b82f6;transition:width .3s ease}.nav-link:hover:after{width:100%}model-viewer{width:50vw;height:50vh;display:flex;align-items:center;justify-content:center}