/* Core Keyframes */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes breathe {
  0% {
    transform: scale(1);
  }
  100% {
    transform: scale(1.05);
  }
}

@keyframes slowDrift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

/* Utility Classes for Animation */
.animate-breathe {
  animation: breathe 20s infinite alternate ease-in-out;
}

.animate-drift {
  background-size: 200% 200%;
  animation: slowDrift 30s infinite ease-in-out;
}

/* Scroll Reveal Classes */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 1.2s cubic-bezier(0.25, 1, 0.5, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger Delays */
.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }

/* Image loading fade */
.lazy-image {
  opacity: 0;
  transition: opacity 1s ease;
}

.lazy-image.loaded {
  opacity: 1;
}