/* Motion inspired by https://www.aivanta.ai/ — smooth, professional, restrained */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--transition-reveal), transform var(--transition-reveal);
}

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

.reveal--delay-1 { transition-delay: 0.1s; }
.reveal--delay-2 { transition-delay: 0.2s; }
.reveal--delay-3 { transition-delay: 0.3s; }
.reveal--delay-4 { transition-delay: 0.4s; }

.reveal--fade {
  transform: none;
}

.reveal--fade.is-visible {
  transform: none;
}

.reveal--left {
  transform: translateX(-24px);
}

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

.reveal--right {
  transform: translateX(24px);
}

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

/* Hero visual subtle pulse */
@keyframes heroGlow {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}

.hero__visual-glow {
  animation: heroGlow 4s ease-in-out infinite;
}

/* Floating badge */
@keyframes floatBadge {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

.hero__badge {
  animation: floatBadge 3.5s ease-in-out infinite;
}

/* Diagram node pulse */
@keyframes nodePulse {
  0%, 100% { r: 6; opacity: 0.8; }
  50% { r: 8; opacity: 1; }
}

.tech-node--pulse {
  animation: nodePulse 2.5s ease-in-out infinite;
}

/* Stagger children */
.stagger-children .reveal:nth-child(1) { transition-delay: 0s; }
.stagger-children .reveal:nth-child(2) { transition-delay: 0.08s; }
.stagger-children .reveal:nth-child(3) { transition-delay: 0.16s; }
.stagger-children .reveal:nth-child(4) { transition-delay: 0.24s; }
.stagger-children .reveal:nth-child(5) { transition-delay: 0.32s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .hero__badge,
  .hero__visual-glow,
  .tech-node--pulse {
    animation: none;
  }
}