html, body { height: 100%; margin: 0; overscroll-behavior: none; background: #000; }
#aimPad { width: 100vw; height: 100vh; touch-action: none; user-select: none; }
#debug {
  position: fixed; left: 10px; top: 10px;
  background: rgba(0,0,0,.6); color: #fff;
  padding: 8px; border-radius: 8px; font-family: monospace;
}