/* ==========================================================================
   ANIMATIONS
   Every @keyframes definition and the scroll-reveal state classes that
   script.js toggles. Also the single place that turns everything off for
   visitors who request reduced motion.
   ========================================================================== */

/* Toggled by script.js's IntersectionObserver: elements start hidden and
   fade/slide in the first time they enter the viewport. */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 620ms ease, transform 620ms ease;
}

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

/* Diagonal light sweep across the hero panel. */
@keyframes panelSweep {
  0%,
  48% {
    transform: translateX(-110%);
  }
  72%,
  100% {
    transform: translateX(110%);
  }
}

/* Pulsing width/brightness on the hero panel's progress meter. */
@keyframes meterPulse {
  from {
    width: 58%;
    filter: brightness(0.9);
  }
  to {
    width: 92%;
    filter: brightness(1.2);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}