/* DBT Fade on Scroll – CSS (v1.2.0 with CSS variables) */
.fade-on-scroll {
  opacity: 0;
  transform: translateY(var(--dbt-fos-offset, 24px));
  transition: opacity var(--dbt-fos-duration, 1500ms) var(--dbt-fos-easing, ease-out),
              transform var(--dbt-fos-duration, 1500ms) var(--dbt-fos-easing, ease-out);
  will-change: opacity, transform;
}

.fade-on-scroll.is-visible {
  opacity: 1;
  transform: none;
}

/* Optional: stagger via data attribute */
.fade-on-scroll[data-reveal-delay] {
  transition-delay: var(--reveal-delay, 0ms);
}

@media (prefers-reduced-motion: reduce) {
  .fade-on-scroll {
    transition: none;
    transform: none;
  }
}