/* ==========================================================================
   Animations — Edge Pharma
   Reusable keyframes + trigger classes. Sections and components opt into
   these once their markup is built; nothing here is applied yet.
   ========================================================================== */

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

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.94);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes ripple {
  from {
    transform: scale(0);
    opacity: 0.45;
  }
  to {
    transform: scale(2.5);
    opacity: 0;
  }
}

@keyframes marquee {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

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

/* ---------------------------------------------------------------------
   Trigger classes
   --------------------------------------------------------------------- */

.animate-fade-in {
  animation: fadeIn var(--duration-slow) var(--ease-default) forwards;
}

.animate-fade-up {
  animation: fadeUp var(--duration-slow) var(--ease-default) forwards;
}

.animate-scale {
  animation: scaleIn var(--duration-base) var(--ease-default) forwards;
}

/* Scroll-reveal starting state; toggled to .is-visible in a later step */
.js-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--duration-slow) var(--ease-default),
              transform var(--duration-slow) var(--ease-default);
}

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

.js-reveal--delay-1 { transition-delay: 0.1s; }
.js-reveal--delay-2 { transition-delay: 0.2s; }
.js-reveal--delay-3 { transition-delay: 0.3s; }
.js-reveal--delay-4 { transition-delay: 0.4s; }

/* ---------------------------------------------------------------------
   Hover lift (cards, product cards, news cards, etc.)
   --------------------------------------------------------------------- */

.hover-lift {
  transition: transform var(--duration-base) var(--ease-default),
              box-shadow var(--duration-base) var(--ease-default);
}

.hover-lift:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

/* ---------------------------------------------------------------------
   Button hover + ripple
   --------------------------------------------------------------------- */

.btn {
  transition: transform var(--duration-fast) var(--ease-default),
              box-shadow var(--duration-fast) var(--ease-default),
              background-color var(--duration-fast) var(--ease-default),
              color var(--duration-fast) var(--ease-default),
              border-color var(--duration-fast) var(--ease-default);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

/* .btn__ripple element (see components/buttons.css) is spawned/positioned
   by JS in a later step; this class just triggers the animation. */
.btn__ripple.is-active {
  animation: ripple 0.6s var(--ease-default);
}

/* ---------------------------------------------------------------------
   Marquee motion
   --------------------------------------------------------------------- */

.marquee__track {
  animation: marquee 30s linear infinite;
}

.marquee:hover .marquee__track {
  animation-play-state: paused;
}

/* ---------------------------------------------------------------------
   Page transition
   --------------------------------------------------------------------- */

.page-transition {
  animation: pageFadeIn var(--duration-base) var(--ease-default);
}

/* ---------------------------------------------------------------------
   Reduced motion
   --------------------------------------------------------------------- */

@media (prefers-reduced-motion: reduce) {
  .animate-fade-in,
  .animate-fade-up,
  .animate-scale,
  .js-reveal,
  .hover-lift,
  .btn,
  .btn__ripple,
  .marquee__track,
  .page-transition {
    animation: none !important;
    transition: none !important;
  }

  .js-reveal {
    opacity: 1;
    transform: none;
  }
}