/* ═══════════════════════════════════════════════════
   Navigation — Shared nav styles for 4ox.kr games
   ═══════════════════════════════════════════════════ */

.home-btn {
  position: fixed;
  top: max(env(safe-area-inset-top, 0px), 12px);
  left: 12px;
  z-index: 15;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
  -webkit-tap-highlight-color: transparent;
}

.home-btn:hover {
  background: var(--btn-active);
  color: var(--text-primary);
}

@media (prefers-reduced-motion: reduce) {
  .home-btn { transition-duration: 0.01ms !important; }
}