/* ===================================
   KARAY DIGITAL - ANIMATIONS & EFFECTS
   Modern CSS Animations
   =================================== */

/* Keyframe Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes slideInUp {
  from {
    transform: translateY(100%);
  }
  to {
    transform: translateY(0);
  }
}

@keyframes slideInDown {
  from {
    transform: translateY(-100%);
  }
  to {
    transform: translateY(0);
  }
}

@keyframes bounce {
  0%, 20%, 53%, 80%, 100% {
    transform: translate3d(0, 0, 0);
  }
  40%, 43% {
    transform: translate3d(0, -30px, 0);
  }
  70% {
    transform: translate3d(0, -15px, 0);
  }
  90% {
    transform: translate3d(0, -4px, 0);
  }
}

@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

@keyframes shake {
  0%, 100% {
    transform: translateX(0);
  }
  10%, 30%, 50%, 70%, 90% {
    transform: translateX(-10px);
  }
  20%, 40%, 60%, 80% {
    transform: translateX(10px);
  }
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

@keyframes glow {
  0%, 100% {
    box-shadow: 0 0 5px var(--accent), 0 0 10px var(--accent), 0 0 15px var(--accent);
  }
  50% {
    box-shadow: 0 0 10px var(--accent), 0 0 20px var(--accent), 0 0 30px var(--accent);
  }
}

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

@keyframes typewriter {
  from {
    width: 0;
  }
  to {
    width: 100%;
  }
}

@keyframes blink {
  0%, 50% {
    opacity: 1;
  }
  51%, 100% {
    opacity: 0;
  }
}

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

@keyframes morphing {
  0%, 100% {
    border-radius: 40% 60% 70% 30% / 40% 40% 60% 50%;
  }
  34% {
    border-radius: 70% 30% 50% 50% / 30% 30% 70% 70%;
  }
  67% {
    border-radius: 100% 60% 60% 100% / 100% 100% 60% 60%;
  }
}

/* Animation Classes */
.animate-fadeIn {
  animation: fadeIn 0.6s ease-out;
}

.animate-fadeInUp {
  animation: fadeInUp 0.8s ease-out;
}

.animate-fadeInDown {
  animation: fadeInDown 0.8s ease-out;
}

.animate-fadeInLeft {
  animation: fadeInLeft 0.8s ease-out;
}

.animate-fadeInRight {
  animation: fadeInRight 0.8s ease-out;
}

.animate-scaleIn {
  animation: scaleIn 0.5s ease-out;
}

.animate-slideInUp {
  animation: slideInUp 0.6s ease-out;
}

.animate-slideInDown {
  animation: slideInDown 0.6s ease-out;
}

.animate-bounce {
  animation: bounce 1s ease-in-out;
}

.animate-pulse {
  animation: pulse 2s ease-in-out infinite;
}

.animate-shake {
  animation: shake 0.5s ease-in-out;
}

.animate-rotate {
  animation: rotate 1s linear infinite;
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

.animate-glow {
  animation: glow 2s ease-in-out infinite;
}

.animate-shimmer {
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
  background-size: 200% 100%;
  animation: shimmer 2s infinite;
}

.animate-gradient {
  background: linear-gradient(-45deg, #667eea, #764ba2, #667eea, #764ba2);
  background-size: 400% 400%;
  animation: gradientShift 4s ease infinite;
}

.animate-morphing {
  animation: morphing 8s ease-in-out infinite;
}

/* Hover Animations */
.hover-lift {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-lift:hover {
  transform: translateY(-8px);
}

.hover-scale {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.hover-rotate {
  transition: transform 0.3s ease;
}

.hover-rotate:hover {
  transform: rotate(5deg);
}

.hover-tilt {
  transition: transform 0.3s ease;
}

.hover-tilt:hover {
  transform: perspective(1000px) rotateX(10deg) rotateY(10deg);
}

.hover-glow {
  transition: box-shadow 0.3s ease;
}

.hover-glow:hover {
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.5);
}

.hover-blur {
  transition: filter 0.3s ease;
}

.hover-blur:hover {
  filter: blur(2px);
}

.hover-brightness {
  transition: filter 0.3s ease;
}

.hover-brightness:hover {
  filter: brightness(1.2);
}

.hover-saturate {
  transition: filter 0.3s ease;
}

.hover-saturate:hover {
  filter: saturate(1.5);
}

/* Theme Card Animations */
.theme-card {
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.theme-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 1;
}

.theme-card:hover::before {
  opacity: 1;
}

.theme-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.theme-image {
  transition: transform 0.3s ease, filter 0.3s ease;
  position: relative;
  z-index: 0;
}

.theme-card:hover .theme-image {
  transform: scale(1.1);
  filter: brightness(1.1);
}

.theme-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 2;
}

.theme-card:hover .theme-overlay {
  opacity: 1;
}

.overlay-buttons {
  display: flex;
  gap: 1rem;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.3s ease;
}

.theme-card:hover .overlay-buttons {
  opacity: 1;
  transform: translateY(0);
}

/* Button Hover Effects */
.btn-hover-slide {
  position: relative;
  overflow: hidden;
}

.btn-hover-slide::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s ease;
}

.btn-hover-slide:hover::before {
  left: 100%;
}

.btn-hover-fill {
  position: relative;
  overflow: hidden;
}

.btn-hover-fill::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 100%;
  background: rgba(255, 255, 255, 0.1);
  transition: width 0.3s ease;
}

.btn-hover-fill:hover::before {
  width: 100%;
}

.btn-hover-bounce {
  transition: transform 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.btn-hover-bounce:hover {
  transform: scale(1.1);
}

/* Loading Animations */
.loading-dots {
  display: inline-block;
}

.loading-dots::after {
  content: '';
  animation: loadingDots 1.5s infinite;
}

@keyframes loadingDots {
  0%, 20% {
    content: '';
  }
  40% {
    content: '.';
  }
  60% {
    content: '..';
  }
  80%, 100% {
    content: '...';
  }
}

.loading-spinner-bounce {
  display: inline-block;
  width: 40px;
  height: 40px;
  position: relative;
}

.loading-spinner-bounce::before,
.loading-spinner-bounce::after {
  content: '';
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background-color: var(--accent);
  opacity: 0.6;
  position: absolute;
  top: 0;
  left: 0;
  animation: bounceSpinner 2s infinite ease-in-out;
}

.loading-spinner-bounce::after {
  animation-delay: -1s;
}

@keyframes bounceSpinner {
  0%, 100% {
    transform: scale(0);
  }
  50% {
    transform: scale(1);
  }
}

/* Scroll Animations */
.scroll-reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s ease;
}

.scroll-reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.scroll-reveal-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: all 0.8s ease;
}

.scroll-reveal-left.revealed {
  opacity: 1;
  transform: translateX(0);
}

.scroll-reveal-right {
  opacity: 0;
  transform: translateX(50px);
  transition: all 0.8s ease;
}

.scroll-reveal-right.revealed {
  opacity: 1;
  transform: translateX(0);
}

.scroll-reveal-scale {
  opacity: 0;
  transform: scale(0.8);
  transition: all 0.8s ease;
}

.scroll-reveal-scale.revealed {
  opacity: 1;
  transform: scale(1);
}

/* Text Animations */
.text-gradient-animate {
  background: linear-gradient(-45deg, #667eea, #764ba2, #667eea, #764ba2);
  background-size: 400% 400%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 4s ease infinite;
}

.text-typewriter {
  overflow: hidden;
  border-right: 2px solid var(--accent);
  white-space: nowrap;
  animation: typewriter 3s steps(40, end), blink 0.75s step-end infinite;
}

.text-glow {
  text-shadow: 0 0 10px var(--accent), 0 0 20px var(--accent), 0 0 30px var(--accent);
  animation: glow 2s ease-in-out infinite alternate;
}

/* Particle Effects */
.particles-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: -1;
}

.particle {
  position: absolute;
  background: var(--accent);
  border-radius: 50%;
  opacity: 0.1;
  animation: particleFloat 20s infinite linear;
}

@keyframes particleFloat {
  0% {
    transform: translateY(100vh) rotate(0deg);
    opacity: 0;
  }
  10% {
    opacity: 0.1;
  }
  90% {
    opacity: 0.1;
  }
  100% {
    transform: translateY(-100px) rotate(360deg);
    opacity: 0;
  }
}

/* Glassmorphism Animations */
.glass-hover {
  transition: all 0.3s ease;
}

.glass-hover:hover {
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

/* Magnetic Effect */
.magnetic {
  transition: transform 0.3s cubic-bezier(0.23, 1, 0.32, 1);
}

.magnetic:hover {
  transform: translate(var(--x, 0), var(--y, 0));
}

/* Ripple Effect */
.ripple {
  position: relative;
  overflow: hidden;
}

.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;
}

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

/* Stagger Animations */
.stagger-item {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.6s ease forwards;
}

.stagger-item:nth-child(1) { animation-delay: 0.1s; }
.stagger-item:nth-child(2) { animation-delay: 0.2s; }
.stagger-item:nth-child(3) { animation-delay: 0.3s; }
.stagger-item:nth-child(4) { animation-delay: 0.4s; }
.stagger-item:nth-child(5) { animation-delay: 0.5s; }
.stagger-item:nth-child(6) { animation-delay: 0.6s; }
.stagger-item:nth-child(7) { animation-delay: 0.7s; }
.stagger-item:nth-child(8) { animation-delay: 0.8s; }

/* Performance Optimizations */
.will-change-transform {
  will-change: transform;
}

.will-change-opacity {
  will-change: opacity;
}

.will-change-auto {
  will-change: auto;
}

/* Reduced Motion Support */
@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-pulse,
  .animate-bounce,
  .animate-float,
  .animate-rotate,
  .animate-glow,
  .animate-shimmer,
  .animate-gradient,
  .animate-morphing {
    animation: none !important;
  }
}

/* Dark Mode Specific Animations */
@media (prefers-color-scheme: dark) {
  .glow-dark {
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.3);
  }
  
  .glow-dark:hover {
    box-shadow: 0 0 30px rgba(99, 102, 241, 0.5);
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  .theme-card:hover {
    border: 2px solid var(--accent);
  }
  
  .btn:hover {
    border: 2px solid currentColor;
  }
}

/* Print Mode - Disable Animations */
@media print {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}