:root {
  --motion-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --motion-fast: 0.2s;
  --motion-med: 0.32s;
  --motion-slow: 0.48s;
}

@keyframes motionFade {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes motionFadeUp {
  from {
    opacity: 0;
    transform: translate3d(0, 12px, 0);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.page-enter {
  animation: motionFade 0.32s var(--motion-ease) both;
}

[data-reveal]:not(.is-revealed) {
  opacity: 0;
  transform: translate3d(0, 16px, 0);
}

[data-reveal].is-revealed {
  opacity: 1;
  transform: none;
  transition: opacity var(--motion-slow) var(--motion-ease), transform var(--motion-slow) var(--motion-ease);
  transition-delay: var(--reveal-delay, 0ms);
}

.motion-card {
  transition: transform var(--motion-med) var(--motion-ease), box-shadow var(--motion-med) ease, border-color var(--motion-med) ease;
}

@media (hover: hover) and (pointer: fine) {
  .motion-card:hover {
    transform: translate3d(0, -3px, 0);
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.08);
  }

  html.dark .motion-card:hover {
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.35);
  }
}

@media (max-width: 767px) {
  .page-enter {
    animation: none;
  }

  @keyframes motionFadeUp {
    from { opacity: 0; }
    to { opacity: 1; }
  }

  .hero-copy > * {
    animation-duration: 0.32s;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-enter,
  .hero-copy > * {
    animation: none !important;
  }

  [data-reveal]:not(.is-revealed),
  [data-reveal].is-revealed {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  .motion-card,
  .motion-card:hover {
    transform: none !important;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}