:root {
  --bg: #05060f;
  --neon: #00f6ff;
  --hot: #ff2d78;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html, body {
  height: 100%;
  background: var(--bg);
  overflow: hidden;
  touch-action: none;
  -webkit-user-select: none; user-select: none;
  -webkit-tap-highlight-color: transparent;
  font-family: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, monospace;
}
#wrap {
  position: fixed; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: radial-gradient(ellipse at 50% 0%, #0b1030 0%, #05060f 70%);
}
canvas {
  display: block;
  background: #070812;
  box-shadow: 0 0 80px rgba(0,246,255,.12), 0 0 2px rgba(0,246,255,.5);
  touch-action: none;
}
#overlay {
  position: absolute; inset: 0;
  pointer-events: none;
}
.hidden { display: none; }