* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { width: 100%; height: 100%; overflow: hidden; background: #05060a; }
body { font-family: system-ui, sans-serif; color: #e8ecff; }
#game { display: block; width: 100vw; height: 100vh; touch-action: none; }