/*
  Scroll / load reveal — design system
  Elements get opacity:0 + translateY(20px) until .ds-revealed is added by JS.
  Works for above-fold (fires on load) and below-fold (IntersectionObserver).
*/

.ds-reveal {
  opacity: 0;
  transform: translateY(22px);
  transition:
    opacity  0.6s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.ds-reveal.ds-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delay variants — apply alongside ds-reveal */
.ds-reveal-d1 { transition-delay: 80ms;  }
.ds-reveal-d2 { transition-delay: 160ms; }
.ds-reveal-d3 { transition-delay: 240ms; }
.ds-reveal-d4 { transition-delay: 320ms; }
.ds-reveal-d5 { transition-delay: 400ms; }

/* Respect reduced-motion */
@media (prefers-reduced-motion: reduce) {
  .ds-reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}