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

body {
  background: #0a0a12;
  overflow: hidden;
  font-family: system-ui, -apple-system, sans-serif;
}

#canvas {
  display: block;
  width: 100vw;
  height: 100vh;
}

#info {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(10, 10, 18, 0.95);
  padding: 2rem;
  max-width: 500px;
  border-radius: 8px;
  color: #e0e0e0;
  z-index: 100;
}

#info h1 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: #fff;
}

#info .subtitle {
  font-size: 1rem;
  color: #888;
  margin-bottom: 1rem;
}

#info .description {
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 1rem;
}

#info .source {
  font-size: 0.8rem;
  color: #666;
  margin-bottom: 0.5rem;
}

#info .controls-hint {
  font-size: 0.75rem;
  color: #555;
  margin-bottom: 0.5rem;
}

#info .credit {
  font-size: 0.75rem;
  color: #444;
}

#info .credit a {
  color: #666;
  text-decoration: none;
}

#controls {
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  display: flex;
  gap: 0.5rem;
  z-index: 50;
}

#controls button {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid #333;
  background: rgba(10, 10, 18, 0.8);
  color: #888;
  cursor: pointer;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

#controls button:hover {
  background: rgba(30, 30, 40, 0.9);
  color: #fff;
}