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

body {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: #1a1a22;
  font-family: monospace, system-ui, sans-serif;
  image-rendering: pixelated;
}

#game-wrapper {
  position: relative;
  width: 800px;
  max-width: 100vw;
}

canvas {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 4px;
  box-shadow: 0 4px 24px rgba(0,0,0,.5);
  image-rendering: pixelated;
}

#overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: rgba(0,0,0,.55);
  border-radius: 8px;
  color: #fff;
  text-align: center;
  transition: opacity .3s;
}

#overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

#overlay h1 {
  font-size: 2.4rem;
  margin-bottom: .4rem;
  letter-spacing: .05em;
}

#overlay p {
  font-size: 1.1rem;
  opacity: .85;
}

#score-display {
  margin-top: .6rem;
  font-size: 1.3rem;
  font-weight: 700;
  opacity: 1 !important;
}