/* Scroll-triggered reveals only take effect once the early inline script
   has confirmed JS is running (html.js). Without it, [data-reveal] content
   is fully visible by default -- a JS failure never hides real content. */
html.js [data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out);
}

html.js [data-reveal].is-revealed {
  opacity: 1;
  transform: none;
}

/* Cascade delay for items revealed together as a row/grid. */
html.js [data-reveal-stagger] > *:nth-child(1) {
  transition-delay: 0ms;
}
html.js [data-reveal-stagger] > *:nth-child(2) {
  transition-delay: 80ms;
}
html.js [data-reveal-stagger] > *:nth-child(3) {
  transition-delay: 160ms;
}
html.js [data-reveal-stagger] > *:nth-child(4) {
  transition-delay: 240ms;
}
html.js [data-reveal-stagger] > *:nth-child(5) {
  transition-delay: 320ms;
}
html.js [data-reveal-stagger] > *:nth-child(6) {
  transition-delay: 400ms;
}
html.js [data-reveal-stagger] > *:nth-child(7) {
  transition-delay: 480ms;
}
html.js [data-reveal-stagger] > *:nth-child(8) {
  transition-delay: 560ms;
}
html.js [data-reveal-stagger] > *:nth-child(9) {
  transition-delay: 640ms;
}

@media (prefers-reduced-motion: reduce) {
  html.js [data-reveal] {
    transition: none;
    opacity: 1;
    transform: none;
  }
}