*,*:before,*:after{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;overflow:hidden;background:#0b0f14;color:#e8eef5;font-family:Segoe UI,system-ui,sans-serif}canvas{display:block;width:100%;height:100%;touch-action:none}#hud{position:fixed;left:12px;top:12px;z-index:2;max-width:min(420px,calc(100vw - 24px));padding:10px 12px;border-radius:8px;background:#080c128c;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);pointer-events:none;-webkit-user-select:none;user-select:none}#hud p{margin:0;font-size:13px;line-height:1.35}#hud .muted{margin-top:6px;opacity:.72;font-size:12px}body.xr-active #hud{display:none}