html,body,#app{height:100%;margin:0;background:#f5f5f7}.app-shell{min-height:100vh;background:#fff;display:flex;flex-direction:column}@media (min-width: 768px){.app-shell{max-width:480px;margin:24px auto;min-height:calc(100vh - 48px);border-radius:16px;box-shadow:0 8px 32px #00000014;overflow:hidden}body{padding:0}}