/* ============================================
   NEBIA — Scroll Animations
   ============================================ */

/* --- Fade in up --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Stagger children */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  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);
}

/* --- Fade in from left --- */
.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* --- Fade in from right --- */
.reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* --- Scale in --- */
.reveal-scale {
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* --- Hero-specific animations --- */
.hero-content {
  animation: heroFadeIn 1s ease 0.2s both;
}

@keyframes heroFadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-tagline {
  animation: heroFadeIn 1s ease 0.5s both;
}

.scroll-indicator {
  animation: heroFadeIn 1s ease 1s both, scrollBounce 2s ease 2s infinite;
}