/* =============================================================================
   uframedit Theme — Animations
   ============================================================================= */

/* ---------------------------------------------------------------------------
   Keyframes
   --------------------------------------------------------------------------- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

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

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* ---------------------------------------------------------------------------
   Scroll-triggered animation base class
   Applied via JS IntersectionObserver
   --------------------------------------------------------------------------- */
.ufe-animate {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.ufe-animate.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Variant: scale in */
.ufe-animate-scale {
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.ufe-animate-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* Variant: slide from right */
.ufe-animate-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.ufe-animate-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Variant: slide from left */
.ufe-animate-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.ufe-animate-left.visible {
  opacity: 1;
  transform: translateX(0);
}

/* ---------------------------------------------------------------------------
   Staggered children (delay via --ufe-delay custom property)
   --------------------------------------------------------------------------- */
.ufe-animate-stagger > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s ease, transform 0.5s ease;
  transition-delay: var(--ufe-delay, 0ms);
}

.ufe-animate-stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
}

.ufe-animate-stagger > *:nth-child(1)  { --ufe-delay: 0ms;   }
.ufe-animate-stagger > *:nth-child(2)  { --ufe-delay: 80ms;  }
.ufe-animate-stagger > *:nth-child(3)  { --ufe-delay: 160ms; }
.ufe-animate-stagger > *:nth-child(4)  { --ufe-delay: 240ms; }
.ufe-animate-stagger > *:nth-child(5)  { --ufe-delay: 320ms; }
.ufe-animate-stagger > *:nth-child(6)  { --ufe-delay: 400ms; }

/* ---------------------------------------------------------------------------
   Gold shimmer loading state
   --------------------------------------------------------------------------- */
.ufe-shimmer {
  background: linear-gradient(
    90deg,
    var(--ufe-bg-tertiary) 25%,
    rgba(201, 169, 110, 0.08) 50%,
    var(--ufe-bg-tertiary) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.6s ease-in-out infinite;
}

/* ---------------------------------------------------------------------------
   Reduced motion — respect user preference
   --------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  .ufe-animate,
  .ufe-animate-scale,
  .ufe-animate-right,
  .ufe-animate-left {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .ufe-animate-stagger > * {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .ufe-shimmer {
    animation: none;
  }

  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}