/* Animations and Transitions for SN Batteries */

/* 1. SCROLL REVEAL (Intersection Observer classes) */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered Delay classes */
.delay-1 { transition-delay: 80ms; }
.delay-2 { transition-delay: 160ms; }
.delay-3 { transition-delay: 240ms; }
.delay-4 { transition-delay: 320ms; }
.delay-5 { transition-delay: 400ms; }
.delay-6 { transition-delay: 480ms; }


/* 2. INFINITE SCROLL MARQUEE (CSS Only) */
.marquee-container {
  overflow: hidden;
  position: relative;
  width: 100%;
  mask-image: linear-gradient(to right, transparent, #000 10%, #000 90%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, #000 10%, #000 90%, transparent);
}

.marquee-content {
  display: flex;
  /* No gap here — each child uses margin-right so the trailing space
     is preserved on the last item of each set, preventing loop seam jump */
  gap: 0;
  width: max-content;
  animation: marquee 120s linear infinite;
  will-change: transform;
  backface-visibility: hidden;
}

/* Removed hover pause — fast tickers look broken when they suddenly stop */

@keyframes marquee {
  0%   { transform: translateX(0); }
  100% { transform: translateX(var(--marquee-shift, -50%)); }
}

/* Fast gallery marquee variant */
.marquee-fast .marquee-content {
  animation-duration: 25s;
}


/* 3. HERO FLOAT ANIMATION */
@keyframes float {
  0% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
  100% {
    transform: translateY(0);
  }
}

.float-anim {
  animation: float 4s ease-in-out infinite;
}


/* 4. METRIC SHIMMER / PULSE EFFECT */
@keyframes pulse-soft {
  0% {
    box-shadow: 0 0 0 0 rgba(3, 105, 161, 0.4);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(3, 105, 161, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(3, 105, 161, 0);
  }
}

.pulse-accent {
  animation: pulse-soft 2s infinite;
}


/* 5. SHIMMER PLACEHOLDER SKELETON */
@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

.skeleton {
  background: linear-gradient(90deg, #F1F5F9 25%, #E2E8F0 50%, #F1F5F9 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite linear;
}


/* 6. TOAST ANIMATIONS */
@keyframes slideInRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

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

.toast-enter {
  animation: slideInRight var(--duration-normal) var(--ease-spring) forwards;
}

.toast-exit {
  animation: fadeOut var(--duration-fast) var(--ease-out) forwards;
}