.app-shell{min-height:100vh;background-color:#000;display:flex;align-items:center;justify-content:center;padding:24px}.app-card{width:min(440px,100%);background:#fff;border-radius:18px;box-shadow:0 24px 48px #00000059;padding:48px 40px;display:flex;flex-direction:column;gap:24px}@media (max-width: 480px){.app-card{padding:32px 24px;border-radius:14px}}*{box-sizing:border-box}html,body{margin:0;padding:0;min-height:100%;font-family:Helvetica Neue,Helvetica,Arial,sans-serif;background-color:#000}body{display:flex}#app{flex:1}a{color:inherit}