/*
 * LumoAI - Premium Animations
 * 60fps Smooth Animations & Micro-interactions
 * © 2025 LumoAI
 */

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

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 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 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(0.9);
  }
  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 spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

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

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

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

@keyframes shimmer {
  0% {
    background-position: -1000px 0;
  }
  100% {
    background-position: 1000px 0;
  }
}

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

@keyframes meshMove {
  0%, 100% {
    transform: scale(1) rotate(0deg);
  }
  50% {
    transform: scale(1.1) rotate(2deg);
  }
}

@keyframes ripple {
  0% {
    transform: scale(0);
    opacity: 1;
  }
  100% {
    transform: scale(4);
    opacity: 0;
  }
}

@keyframes glow {
  0%, 100% {
    box-shadow: 0 0 20px rgba(0, 102, 255, 0.4);
  }
  50% {
    box-shadow: 0 0 40px rgba(0, 102, 255, 0.8);
  }
}

@keyframes progressBar {
  from {
    transform: scaleX(0);
    transform-origin: left;
  }
  to {
    transform: scaleX(1);
    transform-origin: left;
  }
}

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

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

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

/* Particle Animation */
@keyframes particleFloat {
  0% {
    transform: translate(0, 0) rotate(0deg);
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  100% {
    transform: translate(100px, -100vh) rotate(360deg);
    opacity: 0;
  }
}

/* Wave Animation */
@keyframes wave {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-15px);
  }
}

/* ============================================
   ANIMATION UTILITY CLASSES
   ============================================ */

/* Fade Animations */
.animate-fade-in {
  animation: fadeIn 0.8s ease-out forwards;
}

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

.animate-fade-in-right {
  animation: fadeInRight 0.8s ease-out forwards;
}

/* Scale Animation */
.animate-scale-in {
  animation: scaleIn 0.6s ease-out forwards;
}

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

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

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

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

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

/* Stagger Delays for Sequential Animations */
.animate-delay-1 {
  animation-delay: 0.1s;
}

.animate-delay-2 {
  animation-delay: 0.2s;
}

.animate-delay-3 {
  animation-delay: 0.3s;
}

.animate-delay-4 {
  animation-delay: 0.4s;
}

.animate-delay-5 {
  animation-delay: 0.5s;
}

/* ============================================
   SCROLL-TRIGGERED ANIMATIONS
   ============================================ */

/* Elements start hidden and animate in when scrolled into view */
.scroll-animate {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

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

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

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

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

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

.scroll-animate-scale.in-view {
  opacity: 1;
  transform: scale(1);
}

/* ============================================
   HOVER EFFECTS & MICRO-INTERACTIONS
   ============================================ */

/* Magnetic Effect (requires JS) */
.magnetic {
  transition: transform 0.3s ease-out;
}

/* 3D Card Tilt Effect */
.card-3d {
  transform-style: preserve-3d;
  transition: transform 0.5s ease;
}

.card-3d:hover {
  transform: perspective(1000px) rotateX(2deg) rotateY(5deg) scale(1.02);
}

/* Shine Effect on Hover */
.shine-effect {
  position: relative;
  overflow: hidden;
}

.shine-effect::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 0.6s ease;
}

.shine-effect:hover::before {
  left: 100%;
}

/* Shimmer Loading Effect */
.shimmer {
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.05) 0%,
    rgba(255, 255, 255, 0.1) 50%,
    rgba(255, 255, 255, 0.05) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 2s infinite;
}

/* Gradient Background Animation */
.gradient-animate {
  background-size: 200% 200%;
  animation: gradientMove 8s ease infinite;
}

/* Button Ripple Effect (requires JS) */
.btn-ripple {
  position: relative;
  overflow: hidden;
}

.btn-ripple .ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  transform: scale(0);
  animation: ripple 0.6s ease-out;
  pointer-events: none;
}

/* Text Reveal Animation */
.text-reveal {
  overflow: hidden;
  display: inline-block;
}

.text-reveal span {
  display: inline-block;
  opacity: 0;
  transform: translateY(100%);
  animation: slideInUp 0.8s ease-out forwards;
}

/* Parallax Elements */
.parallax {
  transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  will-change: transform;
}

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

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

/* Icon Hover Animations */
.icon-hover-rotate {
  transition: transform 0.3s ease;
}

.icon-hover-rotate:hover {
  transform: rotate(15deg);
}

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

.icon-hover-pulse:hover {
  animation: pulse 1s ease;
}

/* Image Zoom on Hover */
.image-zoom {
  overflow: hidden;
}

.image-zoom img {
  transition: transform 0.6s ease;
}

.image-zoom:hover img {
  transform: scale(1.1);
}

/* Border Animation on Hover */
.border-animate {
  position: relative;
}

.border-animate::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border: 2px solid transparent;
  border-radius: inherit;
  transition: border-color 0.3s ease;
}

.border-animate:hover::before {
  border-color: var(--color-primary);
}

/* Progress Bar Animation */
.progress-bar {
  height: 4px;
  background: var(--color-bg-glass);
  border-radius: var(--border-radius-full);
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: left;
  animation: progressBar 1.5s ease-out forwards;
}

/* Skeleton Loading */
.skeleton {
  background: var(--color-bg-glass);
  border-radius: var(--border-radius-md);
  position: relative;
  overflow: hidden;
}

.skeleton::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.08),
    transparent
  );
  animation: shimmer 2s infinite;
}

.skeleton-text {
  height: 1em;
  margin-bottom: 0.5em;
}

.skeleton-title {
  height: 2em;
  width: 60%;
  margin-bottom: 1em;
}

.skeleton-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
}

/* ============================================
   PAGE TRANSITIONS
   ============================================ */

/* Fade Page Transition */
.page-transition {
  animation: fadeIn 0.5s ease-in;
}

/* Loading Spinner */
.spinner {
  width: 50px;
  height: 50px;
  border: 4px solid rgba(255, 255, 255, 0.1);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.spinner-sm {
  width: 20px;
  height: 20px;
  border-width: 2px;
}

.spinner-lg {
  width: 80px;
  height: 80px;
  border-width: 6px;
}

/* Dots Loading */
.dots-loading {
  display: inline-flex;
  gap: 8px;
}

.dots-loading span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
  animation: bounce 1.4s infinite ease-in-out;
}

.dots-loading span:nth-child(1) {
  animation-delay: -0.32s;
}

.dots-loading span:nth-child(2) {
  animation-delay: -0.16s;
}

/* ============================================
   COUNTER ANIMATIONS
   ============================================ */

.counter {
  font-variant-numeric: tabular-nums;
  animation: countUp 1s ease-out;
}

/* ============================================
   PARTICLE EFFECTS
   ============================================ */

.particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--color-primary);
  border-radius: 50%;
  opacity: 0;
  animation: particleFloat 8s linear infinite;
}

.particle:nth-child(2) { animation-delay: 1s; }
.particle:nth-child(3) { animation-delay: 2s; }
.particle:nth-child(4) { animation-delay: 3s; }
.particle:nth-child(5) { animation-delay: 4s; }

/* ============================================
   PERFORMANCE OPTIMIZATIONS
   ============================================ */

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

/* Optimize for 60fps */
.optimize-60fps {
  transform: translateZ(0);
  will-change: transform, opacity;
}

/* ============================================
   ACCESSIBILITY - REDUCED MOTION
   ============================================ */

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

  .scroll-animate,
  .scroll-animate-left,
  .scroll-animate-right,
  .scroll-animate-scale {
    opacity: 1;
    transform: none;
  }

  .animate-pulse,
  .animate-bounce,
  .animate-float,
  .animate-spin,
  .animate-glow {
    animation: none;
  }
}

/* ============================================
   CUSTOM CURSOR (Optional Enhancement)
   ============================================ */

.custom-cursor {
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-primary);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: 9999;
  transition: transform 0.2s ease, background-color 0.2s ease;
  transform: translate(-50%, -50%);
}

.custom-cursor.active {
  transform: translate(-50%, -50%) scale(1.5);
  background-color: rgba(0, 102, 255, 0.2);
}

/* ============================================
   MODAL ANIMATIONS
   ============================================ */

.modal-backdrop {
  animation: fadeIn 0.3s ease-out;
}

.modal-content {
  animation: scaleIn 0.3s ease-out;
}

.modal-close {
  animation: fadeInDown 0.3s ease-out;
}

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */

.toast-enter {
  animation: slideInDown 0.3s ease-out;
}

.toast-exit {
  animation: fadeInUp 0.3s ease-out reverse;
}