html, body { height: 100%; }
* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  background: #0d0d1a;
  color: #fff;
  font-family: 'Courier New', monospace;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 100vh;
  overflow: hidden;
}

#game-wrap {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  width: 100%;
  justify-content: center;
}

#hud {
  display: flex;
  justify-content: space-between;
  width: 100%;
  max-width: 100%;
  padding: 6px 12px;
  font-size: clamp(12px, 2vw, 18px);
  letter-spacing: 1px;
  color: #ffcc00;
  flex: 0 0 auto;
}

canvas {
  background: #1a1a2e;
  border: 4px solid #ffcc00;
  display: block;
  flex: 1 1 auto;
  min-height: 0;
}

#msg {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: clamp(16px, 3vw, 26px);
  color: #ff4444;
  text-align: center;
  text-shadow: 2px 2px 0 #000;
  pointer-events: none;
  white-space: pre;
}