/* --- Scroll Reveal Animations --- */

/* Base hidden state — applied to elements before they enter viewport */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children — cards, grid items animate in sequence */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal-stagger.visible > *:nth-child(1) { transition-delay: 0s; }
.reveal-stagger.visible > *:nth-child(2) { transition-delay: 0.1s; }
.reveal-stagger.visible > *:nth-child(3) { transition-delay: 0.2s; }
.reveal-stagger.visible > *:nth-child(4) { transition-delay: 0.3s; }
.reveal-stagger.visible > *:nth-child(5) { transition-delay: 0.35s; }
.reveal-stagger.visible > *:nth-child(6) { transition-delay: 0.4s; }

.reveal-stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* Slide from left */
.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Slide from right */
.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Scale up (for callouts, special elements) */
.reveal-scale {
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* --- Hero Entrance Animation --- */
.hero__content > * {
  opacity: 0;
  transform: translateY(20px);
  animation: hero-enter 0.7s ease forwards;
}

.hero__content > *:nth-child(1) { animation-delay: 0.1s; }
.hero__content > *:nth-child(2) { animation-delay: 0.25s; }
.hero__content > *:nth-child(3) { animation-delay: 0.4s; }
.hero__content > *:nth-child(4) { animation-delay: 0.55s; }

@keyframes hero-enter {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Page hero entrance */
.page-hero h1,
.page-hero p {
  opacity: 0;
  animation: hero-enter 0.6s ease forwards;
}

.page-hero h1 { animation-delay: 0.1s; }
.page-hero p { animation-delay: 0.25s; }

/* --- Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal-left,
  .reveal-right,
  .reveal-scale,
  .reveal-stagger > *,
  .hero__content > *,
  .page-hero h1,
  .page-hero p {
    opacity: 1 !important;
    transform: none !important;
    animation: none !important;
    transition: none !important;
  }
}