/* ============================================================
   Field Notes on Being Alive — animations.css
   Scroll-triggered fade + translate (set via IntersectionObserver in main.js).
   Subtle only. No bounce. No parallax.
   ============================================================ */

[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 500ms var(--ease-out, ease-out),
              transform 500ms var(--ease-out, ease-out);
  will-change: opacity, transform;
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children inside a reveal group, 80ms apart */
[data-reveal-group] > [data-reveal] { transition-delay: 0ms; }
[data-reveal-group] > [data-reveal]:nth-child(2) { transition-delay: 80ms; }
[data-reveal-group] > [data-reveal]:nth-child(3) { transition-delay: 160ms; }
[data-reveal-group] > [data-reveal]:nth-child(4) { transition-delay: 240ms; }
[data-reveal-group] > [data-reveal]:nth-child(5) { transition-delay: 320ms; }
[data-reveal-group] > [data-reveal]:nth-child(6) { transition-delay: 400ms; }

@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}