/* ===== ANIMATIONS & TRANSITIONS ===== */

/* ===== KEYFRAMES ===== */
@keyframes teamCardReveal {
  from {
    opacity: 0;
    transform: translateY(40px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes teamPhotoFloat {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-5px);
  }
}

@keyframes socialIconsBounce {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.8);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@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 fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

@keyframes bounce {
  0%, 20%, 53%, 80%, 100% {
    transform: translateY(0);
  }
  40%, 43% {
    transform: translateY(-10px);
  }
  70% {
    transform: translateY(-5px);
  }
  90% {
    transform: translateY(-2px);
  }
}

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

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

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

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

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

@keyframes countUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideUp {
  from {
    transform: translateY(100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes zoomIn {
  from {
    opacity: 0;
    transform: scale(0.3);
  }
  50% {
    opacity: 1;
  }
}

/* ===== ANIMATION CLASSES ===== */
.animate-fade-in-up {
  animation: fadeInUp 0.8s ease-out forwards;
}

.animate-fade-in-down {
  animation: fadeInDown 0.8s ease-out forwards;
}

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

.animate-slide-in-left {
  animation: slideInLeft 0.8s ease-out forwards;
}

.animate-slide-in-right {
  animation: slideInRight 0.8s ease-out forwards;
}

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

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

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

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

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

.animate-shimmer {
  background: linear-gradient(
    90deg,
    transparent,
    rgba(6, 182, 212, 0.4),
    transparent
  );
  background-size: 200% 100%;
  animation: shimmer 2s infinite;
}

.animate-count-up {
  animation: countUp 1s ease-out forwards;
}

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

.animate-zoom-in {
  animation: zoomIn 0.5s ease-out forwards;
}

/* ===== ANIMATION DELAYS ===== */
.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; }
.delay-900 { animation-delay: 0.9s; }
.delay-1000 { animation-delay: 1s; }

/* ===== HOVER EFFECTS ===== */
.hover-lift {
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.hover-lift:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

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

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

.hover-glow {
  transition: all var(--transition-normal);
}

.hover-glow:hover {
  box-shadow: 0 0 20px rgba(6, 182, 212, 0.3);
}

.hover-bounce {
  transition: transform var(--transition-fast);
}

.hover-bounce:hover {
  animation: bounce 0.6s;
}

.hover-rotate {
  transition: transform var(--transition-normal);
}

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

.hover-gradient {
  background: var(--gradient);
  background-size: 200% 100%;
  transition: background-position var(--transition-normal);
}

.hover-gradient:hover {
  background-position: 100% 0;
}

/* ===== LOADING ANIMATIONS ===== */
.loading-spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--border-color);
  border-top: 4px solid var(--color-primary);
  border-radius: 50%;
  animation: rotate 1s linear infinite;
}

.loading-dots {
  display: inline-flex;
  gap: 4px;
}

.loading-dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
  animation: pulse 1.5s infinite;
}

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

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

.loading-pulse {
  background: linear-gradient(
    90deg,
    var(--bg-card),
    rgba(6, 182, 212, 0.1),
    var(--bg-card)
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--border-radius-md);
}

/* ===== TRANSITION UTILITIES ===== */
.transition-all {
  transition: all var(--transition-normal);
}

.transition-fast {
  transition: all var(--transition-fast);
}

.transition-slow {
  transition: all var(--transition-slow);
}

.transition-colors {
  transition: color var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast);
}

.transition-transform {
  transition: transform var(--transition-normal);
}

.transition-opacity {
  transition: opacity var(--transition-fast);
}

/* ===== SCROLL ANIMATIONS ===== */
.scroll-reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s ease-out;
}

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

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

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

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

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

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

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

/* ===== INTERACTIVE ANIMATIONS ===== */
.button-ripple {
  position: relative;
  overflow: hidden;
}

.button-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;
}

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

.card-flip {
  perspective: 1000px;
}

.card-flip-inner {
  position: relative;
  width: 100%;
  height: 100%;
  text-align: center;
  transition: transform 0.8s;
  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;
  border-radius: var(--border-radius-xl);
}

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

/* ===== TEXT ANIMATIONS ===== */
.text-gradient-animate {
  background: linear-gradient(
    -45deg,
    var(--color-primary),
    var(--hover-color),
    var(--color-primary),
    var(--hover-color)
  );
  background-size: 400% 400%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 3s ease infinite;
}

.typewriter {
  overflow: hidden;
  border-right: 0.15em solid var(--color-primary);
  white-space: nowrap;
  margin: 0 auto;
  letter-spacing: 0.15em;
  animation: 
    typing 3.5s steps(40, end),
    blink-caret 0.75s step-end infinite;
}

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

@keyframes blink-caret {
  from, to { border-color: transparent; }
  50% { border-color: var(--color-primary); }
}

/* ===== PARALLAX EFFECTS ===== */
.parallax {
  background-attachment: fixed;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

/* ===== PERFORMANCE OPTIMIZATIONS ===== */
.gpu-accelerated {
  transform: translateZ(0);
  backface-visibility: hidden;
  perspective: 1000;
}

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

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

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

/* ===== ACCESSIBILITY ANIMATIONS ===== */
@media (prefers-reduced-motion: reduce) {
  .animate-fade-in-up,
  .animate-fade-in-down,
  .animate-fade-in,
  .animate-slide-in-left,
  .animate-slide-in-right,
  .animate-scale-in,
  .animate-bounce,
  .animate-pulse,
  .animate-float,
  .animate-rotate,
  .animate-shimmer,
  .animate-count-up,
  .animate-slide-up,
  .animate-zoom-in {
    animation: none !important;
  }
  
  .scroll-reveal,
  .scroll-reveal-left,
  .scroll-reveal-right,
  .scroll-reveal-scale {
    opacity: 1 !important;
    transform: none !important;
  }
  
  .hover-lift:hover,
  .hover-scale:hover,
  .hover-bounce:hover,
  .hover-rotate:hover {
    transform: none !important;
  }
  
  .transition-all,
  .transition-fast,
  .transition-slow,
  .transition-colors,
  .transition-transform,
  .transition-opacity {
    transition: none !important;
  }
}

/* ===== SMOOTH SCROLL ===== */
html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

/* ===== CUSTOM EASING FUNCTIONS ===== */
.ease-in-out-back {
  transition-timing-function: cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.ease-in-out-circ {
  transition-timing-function: cubic-bezier(0.785, 0.135, 0.15, 0.86);
}

.ease-in-out-expo {
  transition-timing-function: cubic-bezier(1, 0, 0, 1);
}

.ease-spring {
  transition-timing-function: cubic-bezier(0.175, 0.885, 0.32, 1.275);
}