/* ============================================================
   animations.css — Scroll-triggered reveals, parallax, counter
   opleidingindezorg.nl
   Classes are activated by js/animations.js
   ============================================================ */

/* ---------- Reveal: fade-in + slide-up ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease-smooth),
              transform 0.6s var(--ease-smooth);
  will-change: opacity, transform;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Reveal: from the left ---------- */
.reveal--left {
  opacity: 0;
  transform: translateX(-32px);
  transition: opacity 0.6s var(--ease-smooth),
              transform 0.6s var(--ease-smooth);
}
.reveal--left.is-visible { opacity: 1; transform: translateX(0); }

/* ---------- Reveal: from the right ---------- */
.reveal--right {
  opacity: 0;
  transform: translateX(32px);
  transition: opacity 0.6s var(--ease-smooth),
              transform 0.6s var(--ease-smooth);
}
.reveal--right.is-visible { opacity: 1; transform: translateX(0); }

/* ---------- Reveal: scale ---------- */
.reveal--scale {
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.6s var(--ease-smooth),
              transform 0.6s var(--ease-smooth);
}
.reveal--scale.is-visible { opacity: 1; transform: scale(1); }

/* ---------- Stagger: child elements get an increasing delay ---------- */
/* js/animations.js sets --stagger-index per child; 50ms per step */
.reveal--stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s var(--ease-smooth),
              transform 0.5s var(--ease-smooth);
  transition-delay: calc(var(--stagger-index, 0) * 50ms);
}
.reveal--stagger.is-visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Parallax ---------- */
/* js/animations.js shifts translateY via --parallax-shift */
.parallax {
  will-change: transform;
  transform: translateY(var(--parallax-shift, 0));
}

/* ---------- Counter (number animation) ---------- */
.counter { font-variant-numeric: tabular-nums; }

/* ---------- Confirmation: check pop-in ---------- */
@keyframes check-pop {
  0%   { transform: scale(0); opacity: 0; }
  60%  { transform: scale(1.15); opacity: 1; }
  100% { transform: scale(1); opacity: 1; }
}
.confirm__check {
  animation: check-pop 0.6s var(--ease) both;
}

/* ---------- Mega menu reveal ---------- */
@keyframes mega-in {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* The three columns cascade in just after the panel opens. */
@keyframes mega-col-in {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}
.mega.is-open .mega__col {
  animation: mega-col-in var(--duration-slow) var(--ease-smooth) both;
}
.mega.is-open .mega__col:nth-child(2) { animation-delay: 70ms; }
.mega.is-open .mega__col:nth-child(3) { animation-delay: 140ms; }

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal--left,
  .reveal--right,
  .reveal--scale,
  .reveal--stagger > * {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  .parallax { transform: none !important; }
  .confirm__check { animation: none; }
  .mega.is-open,
  .mega.is-open .mega__col { animation: none !important; }
  html { scroll-behavior: auto; }
}