:root {
  --fb-bg-deep: #0A0A0A;
  --fb-bg-surface: #1A1A2E;
  --fb-bg-elevated: #16213E;
  --fb-accent-primary: #E94560;
  --fb-accent-hover: #FF6B6B;
  --fb-accent-gold: #FFD700;
  --fb-text-primary: #E0E0E0;
  --fb-text-secondary: #9E9E9E;
  --fb-border: #4A4A4A;
  --fb-soil: #5D4037;
  --fb-soil-locked: #3E2723;
  --fb-shadow: rgba(0, 0, 0, 0.25);
}

@keyframes lockBob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-2px); }
}

.lock-icon-animated {
  animation: lockBob 2.5s ease-in-out infinite;
}