/* ============================================
   Animations — IntersectionObserver + Hover
   ============================================ */

/* Fade-up on scroll */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}
[data-animate].animated {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered children */
[data-animate-stagger] > *:not(.step) {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}
[data-animate-stagger].animated > *:nth-child(1) { transition-delay: 0ms; }
[data-animate-stagger].animated > *:nth-child(2) { transition-delay: 100ms; }
[data-animate-stagger].animated > *:nth-child(3) { transition-delay: 200ms; }
[data-animate-stagger].animated > *:nth-child(4) { transition-delay: 300ms; }
[data-animate-stagger].animated > *:nth-child(5) { transition-delay: 400ms; }
[data-animate-stagger].animated > *:nth-child(6) { transition-delay: 500ms; }
[data-animate-stagger].animated > *:not(.step) {
  opacity: 0;
  transform: translateY(20px);
}
[data-animate-stagger].animated > *:not(.step) {
  opacity: 1;
  transform: translateY(0);
}

/* Fade in */
[data-animate="fade-in"] {
  transform: none;
}

/* Scale up */
[data-animate="scale-up"] {
  transform: scale(0.95);
}
[data-animate="scale-up"].animated {
  transform: scale(1);
}