/* ==========================================================================
   animations.css — Motion & transitions
   Subtle, smooth, and respectful of reduced-motion preferences.
   ========================================================================== */

/* ---- Scroll-reveal: sections fade/slide in as they enter the viewport --- */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 600ms ease, transform 600ms ease;
  will-change: opacity, transform;
}

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

/* Stagger children (cards) for a gentle cascade */
[data-reveal-stagger] > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 500ms ease, transform 500ms ease;
}

[data-reveal-stagger].is-visible > * {
  opacity: 1;
  transform: none;
}

[data-reveal-stagger].is-visible > *:nth-child(1) { transition-delay: 0ms; }
[data-reveal-stagger].is-visible > *:nth-child(2) { transition-delay: 60ms; }
[data-reveal-stagger].is-visible > *:nth-child(3) { transition-delay: 120ms; }
[data-reveal-stagger].is-visible > *:nth-child(4) { transition-delay: 180ms; }
[data-reveal-stagger].is-visible > *:nth-child(5) { transition-delay: 240ms; }
[data-reveal-stagger].is-visible > *:nth-child(6) { transition-delay: 300ms; }

/* ---- Hero content entrance -------------------------------------------- */
.hero__content > * {
  animation: hero-rise 700ms ease both;
}

.hero__title { animation-delay: 100ms; }
.hero__subtitle { animation-delay: 220ms; }
.hero__actions { animation-delay: 340ms; }

@keyframes hero-rise {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---- Button press feedback -------------------------------------------- */
.btn:active {
  transform: translateY(1px);
}

/* ---- Respect users who prefer reduced motion -------------------------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

  [data-reveal],
  [data-reveal-stagger] > * {
    opacity: 1;
    transform: none;
  }
}