/* ===== KEYFRAME ANIMATIONS ===== */

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

.fade-in {
  animation: fadeIn 0.5s ease-out;
}

/* Slide In Animations */
@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 slideInUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

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

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

/* Bounce Animation */
@keyframes bounce {
  0%, 20%, 53%, 80%, 100% {
    animation-timing-function: cubic-bezier(0.215, 0.610, 0.355, 1.000);
    transform: translate3d(0,0,0);
  }
  40%, 43% {
    animation-timing-function: cubic-bezier(0.755, 0.050, 0.855, 0.060);
    transform: translate3d(0, -30px, 0);
  }
  70% {
    animation-timing-function: cubic-bezier(0.755, 0.050, 0.855, 0.060);
    transform: translate3d(0, -15px, 0);
  }
  90% {
    transform: translate3d(0,-4px,0);
  }
}

/* Pulse Animation */
@keyframes pulse {
  0% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.7;
    transform: scale(1.05);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

/* Glow Animation */
@keyframes glow {
  0%, 100% {
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.4);
  }
  50% {
    box-shadow: 0 0 30px rgba(139, 92, 246, 0.8), 0 0 40px rgba(139, 92, 246, 0.6);
  }
}

/* Floating Animation */
@keyframes float {
  0%, 100% {
    transform: translateY(0px) rotate(0deg);
    opacity: 1;
  }
  50% {
    transform: translateY(-20px) rotate(180deg);
    opacity: 0.7;
  }
}

/* Wiggle Animation */
@keyframes wiggle {
  0%, 7% {
    transform: rotateZ(0);
  }
  15% {
    transform: rotateZ(-15deg);
  }
  20% {
    transform: rotateZ(10deg);
  }
  25% {
    transform: rotateZ(-10deg);
  }
  30% {
    transform: rotateZ(6deg);
  }
  35% {
    transform: rotateZ(-4deg);
  }
  40%, 100% {
    transform: rotateZ(0);
  }
}

/* Typing Indicator Animation */
@keyframes typing {
  0%, 60%, 100% {
    transform: translateY(0);
    opacity: 0.4;
  }
  30% {
    transform: translateY(-10px);
    opacity: 1;
  }
}

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

/* Shimmer Animation */
@keyframes shimmer {
  0% {
    background-position: -468px 0;
  }
  100% {
    background-position: 468px 0;
  }
}

/* Rotate Animation */
@keyframes rotate {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* Shake Animation */
@keyframes shake {
  10%, 90% {
    transform: translate3d(-1px, 0, 0);
  }
  20%, 80% {
    transform: translate3d(2px, 0, 0);
  }
  30%, 50%, 70% {
    transform: translate3d(-4px, 0, 0);
  }
  40%, 60% {
    transform: translate3d(4px, 0, 0);
  }
}

/* Flash Animation */
@keyframes flash {
  0%, 50%, 100% {
    opacity: 1;
  }
  25%, 75% {
    opacity: 0;
  }
}

/* ===== PARTICLE EFFECTS ===== */
.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--color-purple-primary);
  border-radius: 50%;
  animation: float 6s ease-in-out infinite;
  pointer-events: none;
}

.particle:nth-child(odd) {
  background: var(--color-blue-primary);
  animation-duration: 8s;
  animation-delay: -2s;
}

.particle:nth-child(3n) {
  background: rgba(139, 92, 246, 0.6);
  animation-duration: 10s;
  animation-delay: -4s;
}

/* ===== TYPING INDICATOR ===== */
.typing-indicator {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.typing-dot {
  width: 8px;
  height: 8px;
  background: var(--color-purple-primary);
  border-radius: 50%;
  animation: typing 1.4s infinite ease-in-out;
}

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

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

/* ===== HOVER ANIMATIONS ===== */
.hover-lift:hover {
  transform: translateY(-8px);
  transition: all var(--transition-normal);
}

.hover-glow:hover {
  animation: glow 2s infinite;
}

.hover-bounce:hover {
  animation: bounce 1s;
}

.hover-wiggle:hover {
  animation: wiggle 0.5s;
}

.hover-pulse:hover {
  animation: pulse 1s infinite;
}

.hover-rotate:hover {
  transform: rotate(360deg);
  transition: transform 0.5s ease;
}

/* ===== CARD ANIMATIONS ===== */
.card-hover {
  transition: all var(--transition-normal);
  transform-origin: center;
}

.card-hover:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 20px 40px rgba(102, 126, 234, 0.3);
}

/* ===== BUTTON ANIMATIONS ===== */
.btn-animate {
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.btn-animate::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;
}

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

.btn-animate:hover {
  transform: translateY(-2px);
}

.btn-animate:active {
  transform: translateY(0);
}

/* ===== LOADING ANIMATIONS ===== */
.loading-dots::after {
  content: '';
  animation: loading-dots 1.5s infinite;
}

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

/* ===== ENTRANCE ANIMATIONS ===== */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.6s ease-out;
}

.animate-on-scroll.in-view {
  opacity: 1;
  transform: translateY(0);
}

.animate-on-scroll:nth-child(2) {
  transition-delay: 0.1s;
}

.animate-on-scroll:nth-child(3) {
  transition-delay: 0.2s;
}

.animate-on-scroll:nth-child(4) {
  transition-delay: 0.3s;
}

/* ===== MODAL ANIMATIONS ===== */
.modal-enter {
  animation: modalEnter 0.3s ease-out;
}

.modal-exit {
  animation: modalExit 0.3s ease-in;
}

@keyframes modalEnter {
  from {
    opacity: 0;
    transform: scale(0.9) translateY(-20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

@keyframes modalExit {
  from {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
  to {
    opacity: 0;
    transform: scale(0.9) translateY(-20px);
  }
}

/* ===== NOTIFICATION ANIMATIONS ===== */
.notification-enter {
  animation: slideInRight 0.3s ease-out;
}

.notification-exit {
  animation: slideOutRight 0.3s ease-in;
}

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

/* ===== SUCCESS ANIMATION ===== */
.success-popup {
  animation: successBounce 0.6s ease-out;
}

@keyframes successBounce {
  0% {
    transform: scale(0.3) rotate(0deg);
    opacity: 0;
  }
  50% {
    transform: scale(1.05) rotate(180deg);
    opacity: 1;
  }
  70% {
    transform: scale(0.9) rotate(360deg);
  }
  100% {
    transform: scale(1) rotate(360deg);
    opacity: 1;
  }
}

/* ===== BACKGROUND ANIMATIONS ===== */
.gradient-animation {
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
}

/* ===== TEXT ANIMATIONS ===== */
.text-glow {
  animation: textGlow 3s ease-in-out infinite alternate;
}

@keyframes textGlow {
  from {
    text-shadow: 0 0 10px rgba(139, 92, 246, 0.5);
  }
  to {
    text-shadow: 0 0 20px rgba(139, 92, 246, 0.8), 0 0 30px rgba(139, 92, 246, 0.6);
  }
}

/* ===== 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;
  }
  
  .particle {
    display: none;
  }
  
  .typing-dot {
    animation: none;
  }
  
  .hover-lift:hover,
  .card-hover:hover,
  .btn-animate:hover {
    transform: none;
  }
}