/**
 * Ateca – Scroll Animations (components/scroll-animations.css)
 * Companion to assets/js/a11y/scroll-animations.js
 * @package Ateca
 */

/* ============================================================
   BASE REVEAL STATE — JS adds .is-visible
   ============================================================ */
[data-ateca-reveal] {
  --_delay: var(--ateca-reveal-delay, 0ms);
  opacity: 0;
  transition:
    opacity   var(--ateca-duration-slow)  var(--ateca-ease-out) var(--_delay),
    transform var(--ateca-duration-slow)  var(--ateca-ease-out) var(--_delay);
}
[data-ateca-reveal].is-visible {
  opacity: 1;
  transform: none !important;
}

/* ============================================================
   DIRECTION VARIANTS
   ============================================================ */
[data-ateca-reveal="up"]    { transform: translateY(32px); }
[data-ateca-reveal="down"]  { transform: translateY(-32px); }
[data-ateca-reveal="left"]  { transform: translateX(32px); }
[data-ateca-reveal="right"] { transform: translateX(-32px); }
[data-ateca-reveal="scale"] { transform: scale(0.9); }
[data-ateca-reveal="fade"]  { transform: none; }

/* ============================================================
   STAGGER — set via inline style or data attribute
   ============================================================ */
[data-ateca-stagger] > * {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity   var(--ateca-duration-slow)  var(--ateca-ease-out),
    transform var(--ateca-duration-slow)  var(--ateca-ease-out);
}
[data-ateca-stagger].is-visible > * { opacity: 1; transform: none; }
[data-ateca-stagger].is-visible > *:nth-child(1)  { transition-delay: 0ms;   }
[data-ateca-stagger].is-visible > *:nth-child(2)  { transition-delay: 80ms;  }
[data-ateca-stagger].is-visible > *:nth-child(3)  { transition-delay: 160ms; }
[data-ateca-stagger].is-visible > *:nth-child(4)  { transition-delay: 240ms; }
[data-ateca-stagger].is-visible > *:nth-child(5)  { transition-delay: 320ms; }
[data-ateca-stagger].is-visible > *:nth-child(6)  { transition-delay: 400ms; }
[data-ateca-stagger].is-visible > *:nth-child(n+7){ transition-delay: 480ms; }

/* ============================================================
   REDUCED MOTION — override all animations
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  [data-ateca-reveal],
  [data-ateca-stagger] > * {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}