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

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #0F1226;
  font-family: 'Baloo 2', 'Fredoka', system-ui, -apple-system, sans-serif;
  -webkit-tap-highlight-color: transparent;
  -webkit-user-select: none;
  user-select: none;
  touch-action: none;
  overscroll-behavior: none;
}

#game {
  display: block;
  width: 100vw;
  height: 100vh;
  /* respect notches on tablets/phones */
  height: 100dvh;
}

.back-link {
  position: fixed;
  top: max(12px, env(safe-area-inset-top));
  left: max(12px, env(safe-area-inset-left));
  z-index: 50;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  color: #0F1226;
  font: 700 16px 'Baloo 2', system-ui, sans-serif;
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
  transition: transform 0.15s ease, background 0.15s ease;
}

.back-link:hover {
  transform: translateY(-1px) scale(1.03);
  background: #fff;
}

.back-link:active {
  transform: scale(0.97);
}