/* ==========================================================================
   Animate on scroll

   The reveal is gated behind the `.js` class (added synchronously to <html> by
   the bootstrap script in base.html). Without JavaScript nothing is hidden, so
   above-the-fold/LCP content paints immediately and the page degrades safely.
   ========================================================================== */

.js [data-aos] {
  opacity: 0;
  transition: opacity .4s ease, transform .4s ease;
  transition-delay: var(--aos-delay, 0ms);
  will-change: opacity, transform;
}
.js [data-aos="fade-up"]    { transform: translateY(10px); }
.js [data-aos="fade-down"]  { transform: translateY(-10px); }
.js [data-aos="fade-left"]  { transform: translateX(10px); }
.js [data-aos="fade-right"] { transform: translateX(-10px); }
.js [data-aos="zoom-in"]    { transform: scale(.98); }
.js [data-aos="fade"]       { transform: none; }

.js [data-aos].is-visible {
  opacity: 1;
  transform: none;
}

/* Stagger */
.js [data-aos-stagger] > * {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity .4s ease, transform .4s ease;
}
.js [data-aos-stagger].is-visible > * { opacity: 1; transform: none; }
.js [data-aos-stagger].is-visible > *:nth-child(1) { transition-delay: 0ms; }
.js [data-aos-stagger].is-visible > *:nth-child(2) { transition-delay: 80ms; }
.js [data-aos-stagger].is-visible > *:nth-child(3) { transition-delay: 160ms; }
.js [data-aos-stagger].is-visible > *:nth-child(4) { transition-delay: 240ms; }
.js [data-aos-stagger].is-visible > *:nth-child(5) { transition-delay: 320ms; }
.js [data-aos-stagger].is-visible > *:nth-child(6) { transition-delay: 400ms; }
.js [data-aos-stagger].is-visible > *:nth-child(7) { transition-delay: 480ms; }

@media (prefers-reduced-motion: reduce) {
  [data-aos],
  [data-aos-stagger] > * {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}
