/* ===================================
   CSS Animations for Cadmic Website
   =================================== */

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

.fade-in-up {
  animation: fadeInUp 0.8s ease-out forwards;
  opacity: 0;
}

/* Animation Delays */
.delay-1 {
  animation-delay: 0.2s;
}

.delay-2 {
  animation-delay: 0.4s;
}

.delay-3 {
  animation-delay: 0.6s;
}

.delay-4 {
  animation-delay: 0.8s;
}

.delay-5 {
  animation-delay: 1s;
}

/* Scroll Float Animation (for scroll indicator) */
@keyframes scrollFloat {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

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

/* Pulse Animation */
@keyframes pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.8;
  }
}

/* Glow Animation */
@keyframes glow {
  0%, 100% {
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
  }
  50% {
    box-shadow: 0 0 40px rgba(0, 212, 255, 0.6);
  }
}

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

/* Fade Out Animation */
@keyframes fadeOut {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}

/* Slide In from Left */
@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Slide In from Right */
@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Scale In Animation */
@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Rotate In Animation */
@keyframes rotateIn {
  from {
    opacity: 0;
    transform: rotate(-180deg);
  }
  to {
    opacity: 1;
    transform: rotate(0deg);
  }
}

/* Bounce Animation */
@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-20px);
  }
  60% {
    transform: translateY(-10px);
  }
}

/* Shake Animation */
@keyframes shake {
  0%, 100% {
    transform: translateX(0);
  }
  10%, 30%, 50%, 70%, 90% {
    transform: translateX(-5px);
  }
  20%, 40%, 60%, 80% {
    transform: translateX(5px);
  }
}

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

/* Loading Spinner */
@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* ===================================
   Intersection Observer Classes
   =================================== */

/* Fade In on Scroll */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Slide In from Left on Scroll */
.slide-in-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Slide In from Right on Scroll */
.slide-in-right {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Scale In on Scroll */
.scale-in {
  opacity: 0;
  transform: scale(0.8);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Fade In Down */
.fade-in-down {
  opacity: 0;
  transform: translateY(-30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ===================================
   Utility Animation Classes
   =================================== */

/* Animate on Hover */
.hover-lift {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

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

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

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

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

/* Infinite Animations */
.animate-pulse {
  animation: pulse 2s ease-in-out infinite;
}

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

.animate-spin {
  animation: spin 2s linear infinite;
}

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

/* ===================================
   Text Animations
   =================================== */

/* Typing Effect */
@keyframes typing {
  from {
    width: 0;
  }
  to {
    width: 100%;
  }
}

.typing-effect {
  overflow: hidden;
  white-space: nowrap;
  animation: typing 3s steps(40, end);
}

/* Gradient Text Animation */
.gradient-text-animate {
  background: linear-gradient(
    90deg,
    var(--primary-color),
    var(--secondary-color),
    var(--accent-color),
    var(--primary-color)
  );
  background-size: 300% 100%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 3s ease infinite;
}

/* Underline Expand */
@keyframes underlineExpand {
  from {
    width: 0;
  }
  to {
    width: 100%;
  }
}

.underline-expand::after {
  content: '';
  display: block;
  width: 0;
  height: 2px;
  background: var(--secondary-color);
  transition: width 0.3s ease;
}

.underline-expand:hover::after {
  width: 100%;
}

/* ===================================
   Loading Animations
   =================================== */

/* Loading Dots */
@keyframes loadingDots {
  0%, 20% {
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}

.loading-dot {
  animation: loadingDots 1.4s infinite;
}

.loading-dot:nth-child(2) {
  animation-delay: 0.2s;
}

.loading-dot:nth-child(3) {
  animation-delay: 0.4s;
}

/* Progress Bar */
@keyframes progressBar {
  from {
    width: 0%;
  }
  to {
    width: 100%;
  }
}

.progress-bar-animate {
  animation: progressBar 2s ease-in-out forwards;
}

/* ===================================
   Card & Element Animations
   =================================== */

/* Card Flip */
@keyframes cardFlip {
  from {
    transform: rotateY(0deg);
  }
  to {
    transform: rotateY(180deg);
  }
}

.card-flip {
  animation: cardFlip 0.6s ease-in-out;
}

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

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

/* Wiggle Effect */
@keyframes wiggle {
  0%, 100% {
    transform: rotate(0deg);
  }
  25% {
    transform: rotate(-5deg);
  }
  75% {
    transform: rotate(5deg);
  }
}

.wiggle {
  animation: wiggle 1s ease-in-out infinite;
}

/* ===================================
   Background Animations
   =================================== */

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

.gradient-bg-animate {
  background-size: 200% 200%;
  animation: gradientBg 5s ease infinite;
}

/* ===================================
   Mobile Optimizations
   =================================== */

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ===================================
   Performance Optimizations
   =================================== */

/* Use will-change for better performance */
.animate-optimized {
  will-change: transform, opacity;
}

/* GPU Acceleration */
.gpu-accelerate {
  transform: translateZ(0);
  backface-visibility: hidden;
  perspective: 1000px;
}