/*
 * Animation Styles
 */

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

/*
 * Slide Up Animation
 */
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/*
 * Slide In From Left
 */
@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/*
 * Slide In From Right
 */
@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

/*
 * Animation Classes
 */
.animate-on-scroll {
  opacity: 0;
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.animated {
  opacity: 1;
}

.animate-fade-in {
  animation: fadeIn 0.6s ease-out;
}

.animate-slide-up {
  animation: slideUp 0.6s ease-out;
}

.animate-slide-in-left {
  animation: slideInLeft 0.6s ease-out;
}

.animate-slide-in-right {
  animation: slideInRight 0.6s ease-out;
}

.animate-scale-in {
  animation: scaleIn 0.4s ease-out;
}

/*
 * Stagger Animation Delays
 */
.animate-delay-1 {
  animation-delay: 0.1s;
  transition-delay: 0.1s;
}

.animate-delay-2 {
  animation-delay: 0.2s;
  transition-delay: 0.2s;
}

.animate-delay-3 {
  animation-delay: 0.3s;
  transition-delay: 0.3s;
}

.animate-delay-4 {
  animation-delay: 0.4s;
  transition-delay: 0.4s;
}

.animate-delay-5 {
  animation-delay: 0.5s;
  transition-delay: 0.5s;
}

/*
 * Hover Animations
 */
.hover-lift {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.hover-scale {
  transition: transform var(--transition-base);
}

.hover-scale:hover {
  transform: scale(1.05);
}

/*
 * Pulse Animation
 */
@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/*
 * Shimmer Effect
 */
@keyframes shimmer {
  0% {
    background-position: -1000px 0;
  }
  100% {
    background-position: 1000px 0;
  }
}

.shimmer {
  animation: shimmer 2s infinite;
  background: linear-gradient(
    to right,
    var(--color-bg-secondary) 0%,
    var(--color-bg) 50%,
    var(--color-bg-secondary) 100%
  );
  background-size: 1000px 100%;
}

/*
 * Gradient Animation
 */
@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.gradient-animated {
  background-size: 200% 200%;
  animation: gradientShift 3s ease infinite;
}

/*
 * Reduce Motion for Accessibility
 */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  
  .animate-on-scroll {
    opacity: 1;
  }
}