/* =====================================================
   SENSEI LMS SLIDESHOW MOCKUP V2 - ANIMATIONS
   Keyframes, Transitions, and Motion Effects
   ===================================================== */

/* =====================================================
   SLIDE TRANSITIONS
   ===================================================== */
@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

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

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

/* =====================================================
   SCALE & ZOOM ANIMATIONS
   ===================================================== */
@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes scaleUp {
  from {
    transform: scale(0.95);
  }
  to {
    transform: scale(1);
  }
}

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

/* =====================================================
   BOUNCE & MOVEMENT
   ===================================================== */
@keyframes bounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

@keyframes bounceIn {
  0% {
    opacity: 0;
    transform: scale(0.3);
  }
  50% {
    opacity: 1;
    transform: scale(1.05);
  }
  70% {
    transform: scale(0.9);
  }
  100% {
    transform: scale(1);
  }
}

/* =====================================================
   SHIMMER & GLOW EFFECTS
   ===================================================== */
@keyframes shimmer {
  0% {
    background-position: -1000px 0;
  }
  100% {
    background-position: 1000px 0;
  }
}

@keyframes glow {
  0%, 100% {
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.2);
  }
  50% {
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.4);
  }
}

@keyframes glowText {
  0%, 100% {
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
  }
  50% {
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.6);
  }
}

/* =====================================================
   ROTATION ANIMATIONS
   ===================================================== */
@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes rotateIn {
  from {
    opacity: 0;
    transform: rotate(-90deg);
  }
  to {
    opacity: 1;
    transform: rotate(0deg);
  }
}

/* =====================================================
   PROGRESS BAR ANIMATIONS
   ===================================================== */
@keyframes progressFill {
  from {
    width: 0;
  }
}

@keyframes progressPulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

/* =====================================================
   TYPING & LOADING INDICATORS
   ===================================================== */
@keyframes typing {
  0%, 100% {
    opacity: 0.3;
  }
  50% {
    opacity: 1;
  }
}

.typing-indicator .typing-dot {
  width: 8px;
  height: 8px;
  background: rgba(255, 255, 255, 0.7);
  border-radius: 50%;
  display: inline-block;
  margin: 0 2px;
  animation: typing 1.4s infinite;
}

.typing-indicator .typing-dot:nth-child(1) {
  animation-delay: 0s;
}

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

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

/* =====================================================
   REVEAL ANIMATIONS
   ===================================================== */
@keyframes revealFromLeft {
  from {
    opacity: 0;
    transform: translateX(-100%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

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

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

/* =====================================================
   FLIP ANIMATIONS
   ===================================================== */
@keyframes flipIn {
  from {
    opacity: 0;
    transform: perspective(400px) rotateX(90deg);
  }
  to {
    opacity: 1;
    transform: perspective(400px) rotateX(0deg);
  }
}

@keyframes flipOut {
  from {
    opacity: 1;
    transform: perspective(400px) rotateX(0deg);
  }
  to {
    opacity: 0;
    transform: perspective(400px) rotateX(90deg);
  }
}

/* =====================================================
   FOCUS SCROLL READING MODE ANIMATIONS
   ===================================================== */
@keyframes focusIn {
  from {
    transform: scale(1);
    opacity: 0.4;
  }
  to {
    transform: scale(1.02);
    opacity: 1;
  }
}

@keyframes focusOut {
  from {
    transform: scale(1.02);
    opacity: 1;
  }
  to {
    transform: scale(1);
    opacity: 0.4;
  }
}

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

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

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

/* =====================================================
   PARTICLE & SPARKLE EFFECTS
   ===================================================== */
@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

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

/* =====================================================
   UTILITY ANIMATION CLASSES
   ===================================================== */
.animate-fade-in {
  animation: fadeIn 0.4s ease-out;
}

.animate-fade-in-up {
  animation: fadeInUp 0.4s ease-out;
}

.animate-slide-in {
  animation: slideIn 0.4s ease-out;
}

.animate-scale-in {
  animation: scaleIn 0.4s ease-out;
}

.animate-bounce-in {
  animation: bounceIn 0.6s ease-out;
}

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

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

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

/* =====================================================
   TRANSITION UTILITIES
   ===================================================== */
.transition-all {
  transition: all 0.3s ease-in-out;
}

.transition-fast {
  transition: all 0.15s ease-in-out;
}

.transition-slow {
  transition: all 0.6s ease-in-out;
}

.transition-colors {
  transition: color 0.3s ease-in-out, background-color 0.3s ease-in-out, border-color 0.3s ease-in-out;
}

.transition-transform {
  transition: transform 0.3s ease-in-out;
}

.transition-opacity {
  transition: opacity 0.3s ease-in-out;
}

/* =====================================================
   HOVER EFFECTS
   ===================================================== */
.hover-lift {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.hover-scale {
  transition: transform 0.2s ease;
}

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

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

/* =====================================================
   PAGE TRANSITIONS
   ===================================================== */
.page-transition-enter {
  opacity: 0;
  transform: translateX(20px);
}

.page-transition-enter-active {
  opacity: 1;
  transform: translateX(0);
  transition: opacity 400ms ease-out, transform 400ms ease-out;
}

.page-transition-exit {
  opacity: 1;
  transform: translateX(0);
}

.page-transition-exit-active {
  opacity: 0;
  transform: translateX(-20px);
  transition: opacity 400ms ease-in, transform 400ms ease-in;
}

/* =====================================================
   STAGGERED ANIMATIONS
   ===================================================== */
.stagger-item {
  animation: fadeInUp 0.5s ease-out backwards;
}

.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; }
.stagger-item:nth-child(9) { animation-delay: 0.9s; }
.stagger-item:nth-child(10) { animation-delay: 1.0s; }

/* =====================================================
   ACCESSIBILITY - REDUCED MOTION
   ===================================================== */
@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-glow,
  .animate-shimmer {
    animation: none !important;
  }

  .hover-lift:hover,
  .hover-scale:hover {
    transform: none !important;
  }
}

/* =====================================================
   AI CHAT WIDGET ANIMATIONS
   ===================================================== */
.chat-toggle {
  animation: bounce 2s ease-in-out infinite;
}

.chat-window {
  animation: slideUpChat 0.3s ease-out;
}

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

/* =====================================================
   PERFORMANCE OPTIMIZATIONS
   ===================================================== */
.will-change-transform {
  will-change: transform;
}

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

.gpu-accelerated {
  transform: translateZ(0);
  backface-visibility: hidden;
  perspective: 1000px;
}