/* Factoriva — Motion & micro-interactions */

/* Page load progress */
.page-load-bar {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 2000;
  height: 3px;
  width: 100%;
  pointer-events: none;
  overflow: hidden;
}

.page-load-bar::before {
  content: "";
  display: block;
  height: 100%;
  width: 40%;
  background: linear-gradient(
    90deg,
    transparent,
    var(--color-primary),
    var(--color-primary-dark)
  );
  animation: loadBarSlide 1.2s ease-in-out forwards;
}

@keyframes loadBarSlide {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(350%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-load-bar::before {
    animation: none;
    width: 100%;
    transform: none;
    opacity: 0;
    transition: opacity 0.4s ease;
  }

  .page-load-bar.is-done::before {
    opacity: 0;
  }
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.reveal-stagger > *:nth-child(1) {
  transition-delay: 0s;
}
.reveal-stagger > *:nth-child(2) {
  transition-delay: 0.08s;
}
.reveal-stagger > *:nth-child(3) {
  transition-delay: 0.16s;
}
.reveal-stagger > *:nth-child(4) {
  transition-delay: 0.24s;
}
.reveal-stagger > *:nth-child(5) {
  transition-delay: 0.32s;
}
.reveal-stagger > *:nth-child(6) {
  transition-delay: 0.4s;
}

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

/* Card stagger container */
.reveal-cards > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.reveal-cards.is-visible > *:nth-child(1) {
  transition-delay: 0.05s;
}
.reveal-cards.is-visible > *:nth-child(2) {
  transition-delay: 0.12s;
}
.reveal-cards.is-visible > *:nth-child(3) {
  transition-delay: 0.19s;
}
.reveal-cards.is-visible > *:nth-child(4) {
  transition-delay: 0.26s;
}
.reveal-cards.is-visible > *:nth-child(5) {
  transition-delay: 0.33s;
}
.reveal-cards.is-visible > *:nth-child(6) {
  transition-delay: 0.4s;
}

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

@media (prefers-reduced-motion: reduce) {
  .reveal-cards > * {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* CTA pulse */
@keyframes ctaPulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(232, 160, 32, 0.35);
  }
  50% {
    box-shadow: 0 0 0 10px rgba(232, 160, 32, 0);
  }
}

.btn--primary.btn--pulse {
  animation: ctaPulse 2.4s ease-in-out infinite;
}

@media (prefers-reduced-motion: reduce) {
  .btn--primary.btn--pulse {
    animation: none;
  }
}

/* Link underline sweep (global text links in prose) */
.prose-link {
  position: relative;
  color: var(--color-accent);
  text-decoration: none;
  background-image: linear-gradient(var(--color-primary), var(--color-primary));
  background-repeat: no-repeat;
  background-position: left bottom;
  background-size: 0% 2px;
  transition: color var(--transition-fast), background-size var(--transition-fast);
}

.prose-link:hover {
  color: var(--color-primary);
  background-size: 100% 2px;
}