body,html{margin:0;padding:0;overflow:hidden;width:100%;height:100%}canvas{display:block;touch-action:none}.rotate-prompt{display:none;position:fixed;top:0;left:0;width:100%;height:100%;z-index:99999;background:#020101;color:#e0e0e0;font-family:Inter,Arial,sans-serif}.rotate-prompt-inner{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center}.rotate-prompt svg{width:80px;height:80px;transform-origin:center;animation:rotateHint 2s ease-in-out infinite}@keyframes rotateHint{0%,to{transform:rotate(0)}50%{transform:rotate(90deg)}}.rotate-prompt p{font-size:1.25rem;font-weight:600;color:#999}@media (max-width: 932px) and (orientation: portrait){.rotate-prompt{display:block}}