.fade-in {
  opacity: 0;
  transform: translateY(24px);
  animation: fadeUp 1s cubic-bezier(0.2, 0.7, 0.3, 1) forwards;
}
.fade-in.delay-1 { animation-delay: 0.15s; }
.fade-in.delay-2 { animation-delay: 0.3s; }
.fade-in.delay-3 { animation-delay: 0.45s; }
.fade-in.delay-4 { animation-delay: 0.6s; }

@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 1s cubic-bezier(0.2, 0.7, 0.3, 1), transform 1s cubic-bezier(0.2, 0.7, 0.3, 1);
}
.reveal.delay-1 { transition-delay: 0.12s; }
.reveal.delay-2 { transition-delay: 0.24s; }
.reveal.delay-3 { transition-delay: 0.36s; }
.reveal.visible { opacity: 1; transform: translateY(0); }

@keyframes scrollPulse {
  0%, 100% { transform: scaleY(1); opacity: 0.5; }
  50% { transform: scaleY(0.4); opacity: 1; }
}

@keyframes breathe {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.02); }
}

.hero-bg img {
  animation: breathe 18s ease-in-out infinite;
}