/* ============================================
   ACRO — animations.css
   Keyframes & animation utility classes
   ============================================ */

/* --- Fade In Up --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- Fade In --- */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* --- Slide In Left --- */
@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-60px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* --- Slide In Right --- */
@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(60px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* --- Scale In --- */
@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* --- Glow pulse for hero particles --- */
@keyframes glowPulse {
  0%, 100% {
    opacity: 0.4;
  }
  50% {
    opacity: 0.8;
  }
}

/* --- Hero scroll line --- */
@keyframes scrollLineDown {
  0% {
    transform: scaleY(0);
    transform-origin: top;
  }
  50% {
    transform: scaleY(1);
    transform-origin: top;
  }
  51% {
    transform-origin: bottom;
  }
  100% {
    transform: scaleY(0);
    transform-origin: bottom;
  }
}

/* --- Floating effect --- */
@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* --- Subtle shimmer --- */
@keyframes shimmer {
  0% {
    background-position: -200% center;
  }
  100% {
    background-position: 200% center;
  }
}

/* --- Counter tick --- */
@keyframes countIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- Carousel auto-slide --- */
@keyframes carouselSlide {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* --- Utility Classes --- */
.anim-fade-in-up {
  animation: fadeInUp 0.8s var(--ease-out) forwards;
}

.anim-fade-in {
  animation: fadeIn 0.8s ease forwards;
}

.anim-slide-left {
  animation: slideInLeft 0.8s var(--ease-out) forwards;
}

.anim-slide-right {
  animation: slideInRight 0.8s var(--ease-out) forwards;
}

.anim-scale-in {
  animation: scaleIn 0.6s var(--ease-out) forwards;
}

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

/* Delay utilities */
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }
.delay-600 { animation-delay: 0.6s; }
.delay-700 { animation-delay: 0.7s; }
.delay-800 { animation-delay: 0.8s; }