html, body { margin: 0; padding: 0; height: 100%; overflow: hidden; background: #0d0720; }
body { -webkit-tap-highlight-color: transparent; user-select: none; -webkit-user-select: none; touch-action: none; font-family: system-ui, sans-serif; }
#stage { position: fixed; inset: 0; touch-action: none; }
#stage > canvas { position: absolute; inset: 0; width: 100% !important; height: 100% !important; display: block; }