html,body{width:100%;height:100%;margin:0;overflow:hidden;background:#78c9ec;color:#fff;font-family:Arial,PingFang SC,Microsoft YaHei,sans-serif;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}#app{position:fixed;top:0;right:0;bottom:0;left:0;overflow:hidden;background:#78c9ec}#game{display:block;width:100vw;height:100vh}#debug-panel{position:fixed;left:max(8px,env(safe-area-inset-left));top:max(8px,env(safe-area-inset-top));z-index:3;min-width:156px;padding:8px;border:1px solid rgba(0,0,0,.18);border-radius:6px;background:#0c1820c2;color:#d9fff4;font:12px/1.45 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;white-space:pre;pointer-events:none}#orientation-lock{position:fixed;top:0;right:0;bottom:0;left:0;z-index:4;display:grid;place-items:center;padding:24px;background:#0e1d26e6;color:#fff;font-size:24px;font-weight:700;text-align:center}#orientation-lock[hidden]{display:none}