*{box-sizing:border-box;margin:0;padding:0}body{color:#fff;background:linear-gradient(135deg,#ef4452 0%,#d63848 100%);justify-content:center;align-items:center;min-height:100vh;padding:1.5rem;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;display:flex;overflow-x:hidden}.container{text-align:center;width:100%;max-width:640px;animation:.9s ease-out fadeIn}.logo{border-radius:28px;width:clamp(140px,35vw,220px);height:auto;margin-bottom:2.5rem;animation:4s ease-in-out infinite float;box-shadow:0 20px 50px #00000040}.logo--small{border-radius:24px;width:clamp(110px,28vw,160px);margin-bottom:2rem;animation:none}h1{letter-spacing:-.02em;margin-bottom:1rem;font-size:clamp(2rem,6vw,3.5rem);font-weight:800;line-height:1.1}.error-code{letter-spacing:-.03em;margin-bottom:.5rem;font-size:clamp(3rem,10vw,5rem);line-height:1}.tagline{opacity:.92;max-width:480px;margin:0 auto 2.5rem;font-size:clamp(1rem,2.5vw,1.25rem);line-height:1.5}.badge{-webkit-backdrop-filter:blur(10px);background:#ffffff26;border:1px solid #ffffff40;border-radius:999px;align-items:center;gap:.5rem;padding:.65rem 1.25rem;font-size:.9rem;font-weight:600;display:inline-flex}.pulse{background:#fff;border-radius:50%;width:8px;height:8px;animation:1.6s ease-in-out infinite pulse}.home-link{color:#ef4452;background:#fff;border-radius:999px;padding:.8rem 1.75rem;font-weight:600;text-decoration:none;transition:transform .15s;display:inline-block}.home-link:hover{transform:translateY(-2px)}footer{text-align:center;opacity:.75;pointer-events:none;font-size:.85rem;position:fixed;bottom:1.5rem;left:0;right:0}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(1.4)}}@media (max-width:480px){.logo{margin-bottom:1.75rem}.tagline{margin-bottom:2rem}footer{margin-top:3rem;position:static}}