/* Lightweight, progressive motion. Content remains visible unless motion.js opts it in. */
:root {
  --motion-duration: 520ms;
  --motion-ease: cubic-bezier(.2, .72, .2, 1);
}

html.motion-ready [data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity var(--motion-duration) var(--motion-ease),
    transform var(--motion-duration) var(--motion-ease);
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}

html.motion-ready [data-reveal="card"] { transform: translateY(18px) scale(.99); }

html.motion-ready [data-reveal].is-visible {
  opacity: 1;
  transform: none;
  will-change: auto;
}

@media (hover: hover) and (pointer: fine) {
  html.motion-ready .card[data-reveal="card"].is-visible {
    transition:
      opacity var(--motion-duration) var(--motion-ease),
      transform 220ms ease,
      box-shadow 220ms ease;
  }

  html.motion-ready .card[data-reveal="card"].is-visible:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 34px rgba(0, 0, 0, .22);
  }

  .btn { transition: transform 180ms ease, filter 180ms ease, border-color 180ms ease, background-color 180ms ease; }
  .btn:hover { transform: translateY(-1px); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto !important; }
  html.motion-ready [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  .btn, .card { transition: none !important; }
}