* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { width: 100%; height: 100%; overflow: hidden; background: #0a0a0a; }
canvas { display: block; width: 100%; height: 100%; }
#info {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(10, 10, 10, 0.95);
  padding: 2.5rem;
  border-radius: 12px;
  max-width: 540px;
  color: #e8e2d8;
  font-family: 'Georgia', serif;
  z-index: 100;
  border: 1px solid rgba(255, 136, 0, 0.2);
}
#info h1 {
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
  font-weight: normal;
  color: #ffaa44;
}
#info .subtitle {
  font-size: 1.1rem;
  color: rgba(232, 226, 216, 0.7);
  margin-bottom: 1.2rem;
  font-style: italic;
}
#info .description {
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1rem;
  color: rgba(232, 226, 216, 0.85);
}
#info .source {
  font-size: 0.85rem;
  color: rgba(232, 226, 216, 0.5);
  margin-bottom: 1rem;
}
#info .controls-hint {
  font-size: 0.8rem;
  color: rgba(232, 226, 216, 0.4);
  font-family: monospace;
}
#info .credit {
  margin-top: 1.2rem;
  font-size: 0.8rem;
}
#info .credit a {
  color: rgba(232, 226, 216, 0.5);
  text-decoration: none;
}
#controls {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  display: flex;
  gap: 0.5rem;
  z-index: 50;
}
#controls button {
  background: rgba(10, 10, 10, 0.8);
  border: 1px solid rgba(255, 136, 0, 0.3);
  color: rgba(255, 170, 68, 0.8);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 14px;
  transition: all 0.2s;
}
#controls button:hover {
  background: rgba(20, 15, 10, 0.9);
  color: #ffaa44;
}