* {
  margin: 0;
  padding: 0;
}

body {
  overflow: hidden;
  background: #ffffff;
}

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

#loading {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #888;
  font-family: system-ui, sans-serif;
  font-size: 14px;
}

#loading.hidden,
#info.hidden,
#controls.hidden {
  display: none;
}

#info {
  position: fixed;
  left: 10px;
  bottom: 10px;
  color: #666;
  font-family: system-ui, sans-serif;
  font-size: 12px;
  background: rgba(255, 255, 255, 0.9);
  padding: 6px 10px;
  border-radius: 4px;
}

#controls {
  position: fixed;
  left: 10px;
  bottom: 42px;
  font-size: 12px;
  color: #666;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

#controls label {
  cursor: pointer;
}

#controls select {
  margin-left: 4px;
}