.not-found-container{background:linear-gradient(135deg,#f1f4f9,#dde6ee);justify-content:center;align-items:center;width:100%;min-height:100vh;padding:20px;font-family:Poppins,sans-serif;transition:all .3s;display:flex}.not-found-container.dark{background:linear-gradient(135deg,#0a192f,#112240)}.not-found-card{text-align:center;background:#fff;border-radius:20px;width:100%;max-width:500px;padding:50px 30px;animation:4s ease-in-out infinite floatCard;box-shadow:0 20px 40px #0000001a}.not-found-container.dark .not-found-card{color:#fff;background:#112240;box-shadow:0 20px 40px #0006}.not-found-card h1{color:#ff7a00;margin:0;font-size:80px;font-weight:800;line-height:1}.not-found-card h2{color:#1a1a1a;margin-top:10px;margin-bottom:12px;font-size:24px}.not-found-container.dark .not-found-card h2{color:#f8fafc}.not-found-card p{color:#555;margin-bottom:30px;font-size:16px}.not-found-container.dark .not-found-card p{color:#cbd5e1}@keyframes floatCard{0%{transform:translateY(0)}50%{transform:translateY(-15px)}to{transform:translateY(0)}}