html,body{overscroll-behavior:none;touch-action:none;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;-webkit-tap-highlight-color:transparent;background:#0e1116;width:100%;height:100%;margin:0;padding:0;position:fixed;inset:0;overflow:hidden}#game{position:fixed;inset:0;overflow:hidden}#game canvas{position:absolute;top:0;left:0}#rotate-hint{z-index:10;color:#f4f1ea;text-align:center;background:#0e1116;flex-direction:column;justify-content:center;align-items:center;gap:24px;padding:32px;font:600 20px system-ui,-apple-system,Segoe UI,Roboto,sans-serif;display:none;position:fixed;inset:0}@media (orientation:portrait){#rotate-hint{display:flex}}