/* Modern Animation Library for SO ELEVATE */
/* Reusable CSS animations and utilities */

:root {
  /* Animation timing */
  --anim-duration-fast: 0.2s;
  --anim-duration-normal: 0.3s;
  --anim-duration-slow: 0.6s;
  --anim-duration-slower: 0.8s;
  
  /* Easing curves */
  --ease-smooth: cubic-bezier(0.4, 0.0, 0.2, 1);
  --ease-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
  --ease-elastic: cubic-bezier(0.175, 0.885, 0.32, 1.275);
  
  /* Stagger delays */
  --stagger-delay: 0.1s;
  
  /* Brand colors for animations */
  --brand-green: #1f6a60;
  --brand-gold: #d6b68a;
  --brand-gold-light: rgba(214, 182, 138, 0.1);
  --brand-gold-glow: rgba(214, 182, 138, 0.3);
}

/* Base animation classes */
.anim {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--anim-duration-slow) var(--ease-smooth),
              transform var(--anim-duration-slow) var(--ease-smooth);
}

.anim.in {
  opacity: 1;
  transform: translateY(0);
}

/* Fade animations */
.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--anim-duration-slow) var(--ease-smooth),
              transform var(--anim-duration-slow) var(--ease-smooth);
}

.fade-in-up.in {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity var(--anim-duration-slow) var(--ease-smooth),
              transform var(--anim-duration-slow) var(--ease-smooth);
}

.fade-in-left.in {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity var(--anim-duration-slow) var(--ease-smooth),
              transform var(--anim-duration-slow) var(--ease-smooth);
}

.fade-in-right.in {
  opacity: 1;
  transform: translateX(0);
}

/* Scale animations */
.scale-in {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity var(--anim-duration-normal) var(--ease-smooth),
              transform var(--anim-duration-normal) var(--ease-smooth);
}

.scale-in.in {
  opacity: 1;
  transform: scale(1);
}

/* Stagger animations for children */
.stagger-children > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--anim-duration-slow) var(--ease-smooth),
              transform var(--anim-duration-slow) var(--ease-smooth);
}

.stagger-children.in > * {
  opacity: 1;
  transform: translateY(0);
}

.stagger-children > *:nth-child(1) { transition-delay: calc(var(--stagger-delay) * 0); }
.stagger-children > *:nth-child(2) { transition-delay: calc(var(--stagger-delay) * 1); }
.stagger-children > *:nth-child(3) { transition-delay: calc(var(--stagger-delay) * 2); }
.stagger-children > *:nth-child(4) { transition-delay: calc(var(--stagger-delay) * 3); }
.stagger-children > *:nth-child(5) { transition-delay: calc(var(--stagger-delay) * 4); }
.stagger-children > *:nth-child(6) { transition-delay: calc(var(--stagger-delay) * 5); }

/* Hover effects */
.hover-lift {
  transition: transform var(--anim-duration-normal) var(--ease-smooth),
              box-shadow var(--anim-duration-normal) var(--ease-smooth);
}

.hover-lift:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.hover-glow {
  transition: box-shadow var(--anim-duration-normal) var(--ease-smooth);
}

.hover-glow:hover {
  box-shadow: 0 0 30px var(--brand-gold-glow);
}

/* Pulse animations */
.pulse-glow {
  animation: pulseGlow 2s ease-in-out infinite;
}

@keyframes pulseGlow {
  0%, 100% {
    box-shadow: 0 0 20px var(--brand-gold-glow);
  }
  50% {
    box-shadow: 0 0 40px var(--brand-gold-glow), 0 0 60px var(--brand-gold-glow);
  }
}

/* Parallax background */
.parallax-bg {
  background-attachment: fixed;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  transform: translateZ(0);
  will-change: transform;
}

/* Smooth scroll behavior */
html {
  scroll-behavior: smooth;
}

/* Scroll snap for carousels */
.scroll-snap-x {
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
}

.scroll-snap-item {
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

/* Loading states */
.loading-shimmer {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

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

/* Button animations */
.btn-ripple {
  position: relative;
  overflow: hidden;
}

.btn-ripple::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn-ripple:active::before {
  width: 300px;
  height: 300px;
}

/* Card flip animation */
.card-flip {
  perspective: 1000px;
}

.card-flip-inner {
  position: relative;
  width: 100%;
  height: 100%;
  text-align: center;
  transition: transform 0.6s;
  transform-style: preserve-3d;
}

.card-flip:hover .card-flip-inner {
  transform: rotateY(180deg);
}

.card-flip-front, .card-flip-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
}

.card-flip-back {
  transform: rotateY(180deg);
}

/* Floating animation */
.float {
  animation: float 3s ease-in-out infinite;
}

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

/* Gradient animations */
.gradient-shift {
  background: linear-gradient(-45deg, var(--brand-gold), var(--brand-green), var(--brand-gold), #c4a574);
  background-size: 400% 400%;
  animation: gradientShift 4s ease infinite;
}

@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

/* Modal animations */
.modal-fade {
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--anim-duration-normal) var(--ease-smooth),
              visibility var(--anim-duration-normal) var(--ease-smooth);
}

.modal-fade.show {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  transform: scale(0.9) translateY(-20px);
  transition: transform var(--anim-duration-normal) var(--ease-smooth);
}

.modal-fade.show .modal-content {
  transform: scale(1) translateY(0);
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  .anim,
  .fade-in-up,
  .fade-in-left,
  .fade-in-right,
  .scale-in,
  .stagger-children > *,
  .hover-lift,
  .pulse-glow,
  .float,
  .gradient-shift {
    animation: none !important;
    transition: none !important;
    transform: none !important;
    opacity: 1 !important;
  }
  
  html {
    scroll-behavior: auto;
  }
}

/* Performance optimizations */
.gpu-accelerated {
  transform: translateZ(0);
  will-change: transform;
}

/* Utility classes */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

.duration-fast { transition-duration: var(--anim-duration-fast); }
.duration-normal { transition-duration: var(--anim-duration-normal); }
.duration-slow { transition-duration: var(--anim-duration-slow); }
.duration-slower { transition-duration: var(--anim-duration-slower); }