:root {
  --bg: #1b1020;
  --fg: #fff3d9;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--fg);
  overflow: hidden;
  overscroll-behavior: none;
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
  -webkit-tap-highlight-color: transparent;
  font-family: "Fredoka", "Trebuchet MS", system-ui, sans-serif;
}

#stage {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(ellipse at center, #2c1830 0%, #140a16 70%);
}

#game {
  display: block;
  touch-action: none;
  outline: none;
  border-radius: 6px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.55);
}

#rotate {
  display: none;
  position: fixed;
  left: 50%;
  bottom: 16px;
  transform: translateX(-50%);
  padding: 10px 18px;
  border-radius: 999px;
  background: rgba(255, 243, 217, 0.12);
  font-size: 15px;
  white-space: nowrap;
  pointer-events: none;
}

@media (pointer: coarse) and (orientation: portrait) {
  #rotate {
    display: block;
  }
}