:root {
  --motion-fast: 160ms;
  --motion-medium: 240ms;
  --motion-slow: 360ms;
  --motion-ease: cubic-bezier(0.4, 0, 0.2, 1);
}

@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;
  }
}

.section.reveal .card,
.section.reveal .pillars > *,
.section.reveal .feature-item,
.section.reveal .logo-card,
.section.reveal .grid > * {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity var(--motion-medium) var(--motion-ease), transform var(--motion-medium) var(--motion-ease);
}

.section.is-visible .card,
.section.is-visible .pillars > *,
.section.is-visible .feature-item,
.section.is-visible .logo-card,
.section.is-visible .grid > * {
  opacity: 1;
  transform: translateY(0);
}

.section.is-visible .grid > *:nth-child(1),
.section.is-visible .pillars > *:nth-child(1) { transition-delay: 0ms; }
.section.is-visible .grid > *:nth-child(2),
.section.is-visible .pillars > *:nth-child(2) { transition-delay: 40ms; }
.section.is-visible .grid > *:nth-child(3),
.section.is-visible .pillars > *:nth-child(3) { transition-delay: 80ms; }
.section.is-visible .grid > *:nth-child(4),
.section.is-visible .pillars > *:nth-child(4) { transition-delay: 120ms; }
.section.is-visible .grid > *:nth-child(5),
.section.is-visible .pillars > *:nth-child(5) { transition-delay: 160ms; }
.section.is-visible .grid > *:nth-child(6),
.section.is-visible .pillars > *:nth-child(6) { transition-delay: 200ms; }