* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: #05000a;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  overflow: hidden;
}

#gameCanvas {
  cursor: crosshair;
  max-width: 100%;
  height: auto;
  border: 1px solid rgba(0, 255, 204, 0.2);
  box-shadow: 0 0 30px rgba(0, 255, 204, 0.1), 0 0 60px rgba(255, 0, 170, 0.05);
}

#controls {
  margin-top: 12px;
  font-family: "Courier New", monospace;
  font-size: 26px;
  color: rgba(0, 255, 204, 0.45);
  letter-spacing: 0.5px;
  text-align: center;
}

#controls .key {
  color: rgba(0, 255, 204, 0.7);
  border: 1px solid rgba(0, 255, 204, 0.25);
  padding: 1px 6px;
  border-radius: 3px;
  font-size: 22px;
}

#controls .sep {
  margin: 0 14px;
  color: rgba(0, 255, 204, 0.2);
}

:root {
  --neo-primary: #00ffcc;
  --neo-accent: #ff00aa;
  --neo-bg: #05000a;
  --neo-text: #ffffff;
}