/* Animations améliorées et optimisées pour le lancement du site */

/* Utilisation de will-change pour optimiser les performances */
.will-animate {
  will-change: opacity, transform;
}

/* Animation de fondu à l'entrée */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* Animation de glissement vers le haut */
@keyframes slideUp {
  from {
    transform: translateY(50px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Animation de glissement vers la droite */
@keyframes slideRight {
  from {
    transform: translateX(-50px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Animation de glissement vers la gauche */
@keyframes slideLeft {
  from {
    transform: translateX(50px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Animation de zoom */
@keyframes zoomIn {
  from {
    transform: scale(0.8);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

/* Animation de rotation pour les icônes */
@keyframes rotateIn {
  from {
    transform: rotate(-15deg) scale(0.8);
    opacity: 0;
  }
  to {
    transform: rotate(0) scale(1);
    opacity: 1;
  }
}

/* Animation de rebond */
@keyframes bounceIn {
  0% {
    transform: scale(0.3);
    opacity: 0;
  }
  40% {
    transform: scale(1.1);
    opacity: 1;
  }
  60% {
    transform: scale(0.9);
  }
  80% {
    transform: scale(1.03);
  }
  100% {
    transform: scale(1);
  }
}

/* Animation de balancement */
@keyframes swing {
  20% {
    transform: rotate3d(0, 0, 1, 15deg);
  }
  40% {
    transform: rotate3d(0, 0, 1, -10deg);
  }
  60% {
    transform: rotate3d(0, 0, 1, 5deg);
  }
  80% {
    transform: rotate3d(0, 0, 1, -5deg);
  }
  to {
    transform: rotate3d(0, 0, 1, 0deg);
  }
}

/* Animation de pulsation */
@keyframes pulse {
  from {
    transform: scale3d(1, 1, 1);
  }
  50% {
    transform: scale3d(1.05, 1.05, 1.05);
  }
  to {
    transform: scale3d(1, 1, 1);
  }
}

/* Animation de secousse */
@keyframes shake {
  from, to {
    transform: translate3d(0, 0, 0);
  }
  10%, 30%, 50%, 70%, 90% {
    transform: translate3d(-5px, 0, 0);
  }
  20%, 40%, 60%, 80% {
    transform: translate3d(5px, 0, 0);
  }
}

/* Animation de flip */
@keyframes flip {
  from {
    transform: perspective(400px) rotate3d(0, 1, 0, 90deg);
    animation-timing-function: ease-in;
    opacity: 0;
  }
  40% {
    transform: perspective(400px) rotate3d(0, 1, 0, -20deg);
    animation-timing-function: ease-in;
  }
  60% {
    transform: perspective(400px) rotate3d(0, 1, 0, 10deg);
    opacity: 1;
  }
  80% {
    transform: perspective(400px) rotate3d(0, 1, 0, -5deg);
  }
  to {
    transform: perspective(400px);
  }
}

/* Animation de fondu avec rotation */
@keyframes rotateInFade {
  from {
    transform: rotate3d(0, 0, 1, -45deg);
    opacity: 0;
  }
  to {
    transform: rotate3d(0, 0, 1, 0);
    opacity: 1;
  }
}

/* Animation d'apparition avec effet de flou */
@keyframes blurIn {
  from {
    filter: blur(20px);
    opacity: 0;
  }
  to {
    filter: blur(0);
    opacity: 1;
  }
}

/* Animation de glissement avec rebond */
@keyframes slideUpBounce {
  0% {
    transform: translateY(50px);
    opacity: 0;
  }
  60% {
    transform: translateY(-10px);
    opacity: 1;
  }
  80% {
    transform: translateY(5px);
  }
  100% {
    transform: translateY(0);
  }
}

/* Animation de glissement vers le bas */
@keyframes slideDown {
  from {
    transform: translateY(-50px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Animation d'apparition 3D */
@keyframes appear3D {
  0% {
    transform: rotateX(90deg);
    opacity: 0;
  }
  100% {
    transform: rotateX(0deg);
    opacity: 1;
  }
}

/* Classes d'animation avec délais différents */
.animate-fadeIn {
  animation: fadeIn 0.6s ease forwards;
  opacity: 0;
}

.animate-slideUp {
  animation: slideUp 0.6s ease forwards;
  opacity: 0;
}

.animate-slideRight {
  animation: slideRight 0.6s ease forwards;
  opacity: 0;
}

.animate-slideLeft {
  animation: slideLeft 0.6s ease forwards;
  opacity: 0;
}

.animate-zoomIn {
  animation: zoomIn 0.6s ease forwards;
  opacity: 0;
}

.animate-rotateIn {
  animation: rotateIn 0.6s ease forwards;
  opacity: 0;
}

.animate-bounceIn {
  animation: bounceIn 0.8s ease forwards;
  opacity: 0;
}

.animate-swing {
  animation: swing 1s ease forwards;
  transform-origin: top center;
}

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

.animate-shake {
  animation: shake 0.8s cubic-bezier(.36,.07,.19,.97) both;
}

.animate-flip {
  animation: flip 0.8s ease forwards;
  backface-visibility: visible;
}

.animate-rotateInFade {
  animation: rotateInFade 0.7s ease forwards;
  opacity: 0;
}

.animate-blurIn {
  animation: blurIn 0.8s ease forwards;
  opacity: 0;
}

.animate-slideUpBounce {
  animation: slideUpBounce 0.8s ease forwards;
  opacity: 0;
}

.animate-slideDown {
  animation: slideDown 0.6s ease forwards;
  opacity: 0;
}

.animate-appear3D {
  animation: appear3D 0.8s ease forwards;
  opacity: 0;
}

/* Délais d'animation */
.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;
}

.delay-1200 {
  animation-delay: 1.2s;
}

.delay-1500 {
  animation-delay: 1.5s;
}

.delay-2000 {
  animation-delay: 2s;
}

/* Animation de chargement initial améliorée */
.page-transition {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--primary);
  z-index: 9999;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: transform 0.8s cubic-bezier(0.86, 0, 0.07, 1);
  transform: translateY(0);
  will-change: transform;
}

.page-transition.loaded {
  transform: translateY(-100%);
}

.page-transition-content {
  text-align: center;
}

.page-transition-logo {
  font-family: 'Montserrat', sans-serif;
  font-size: 3rem;
  font-weight: 700;
  color: white;
  opacity: 0;
  animation: logoReveal 1.5s ease forwards;
  margin-bottom: 20px;
}

.page-transition-tagline {
  font-family: 'Poppins', sans-serif;
  font-size: 1.2rem;
  color: rgba(255, 255, 255, 0.8);
  opacity: 0;
  animation: fadeIn 1s ease forwards 0.8s;
}

.page-transition-loader {
  margin-top: 30px;
  width: 100px;
  height: 3px;
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: 3px;
  overflow: hidden;
  position: relative;
  margin-left: auto;
  margin-right: auto;
}

.page-transition-loader::after {
  content: '';
  display: block;
  width: 100%;
  height: 100%;
  background-color: white;
  position: absolute;
  left: -100%;
  animation: loaderAnim 1.5s ease-in-out infinite;
}

@keyframes loaderAnim {
  0% {
    left: -100%;
  }
  50%, 100% {
    left: 100%;
  }
}

@keyframes logoReveal {
  0% {
    opacity: 0;
    transform: scale(0.8) translateY(20px);
  }
  40% {
    opacity: 1;
    transform: scale(1.1) translateY(0);
  }
  60% {
    transform: scale(0.95);
  }
  80% {
    transform: scale(1.05);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

/* Effet de particules pour l'animation de chargement */
.particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
}

.particle {
  position: absolute;
  width: 8px;
  height: 8px;
  background-color: rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  animation: particleAnim 3s linear infinite;
  will-change: transform, opacity;
}

@keyframes particleAnim {
  0% {
    transform: translateY(0) translateX(0);
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  100% {
    transform: translateY(-100vh) translateX(100px);
    opacity: 0;
  }
}

/* Masquer initialement le contenu jusqu'à ce que la page soit chargée */
body.loading {
  overflow: hidden;
}

body.loaded .content-container {
  opacity: 1;
}

.content-container {
  opacity: 0;
  transition: opacity 0.5s ease;
}

/* Animation de défilement pour les sections */
.section-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
  will-change: opacity, transform;
}

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

/* Animation pour les cartes */
.card-hover {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  will-change: transform, box-shadow;
}

.card-hover:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: 0 15px 30px -10px rgba(0, 0, 0, 0.15);
}

/* Animation pour les boutons */
.btn-animated {
  position: relative;
  overflow: hidden;
}

.btn-animated::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 0.7s ease;
}

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

/* Animation pour les barres de compétences */
.skill-progress {
  transition: width 1s ease-in-out;
  will-change: width;
}

/* Optimisation pour les appareils à faible puissance */
@media (prefers-reduced-motion: reduce) {
  .animate-fadeIn,
  .animate-slideUp,
  .animate-slideRight,
  .animate-slideLeft,
  .animate-zoomIn,
  .animate-rotateIn,
  .animate-bounceIn,
  .animate-swing,
  .animate-pulse,
  .animate-shake,
  .animate-flip,
  .animate-rotateInFade,
  .animate-blurIn,
  .animate-slideUpBounce,
  .animate-slideDown,
  .animate-appear3D {
    animation: fadeIn 0.3s ease forwards;
  }
  
  .page-transition {
    transition: transform 0.5s ease;
  }
  
  .page-transition-logo {
    animation: fadeIn 0.5s ease forwards;
  }
  
  .delay-100, .delay-200, .delay-300, 
  .delay-400, .delay-500, .delay-600, .delay-700,
  .delay-800, .delay-900, .delay-1000, .delay-1200,
  .delay-1500, .delay-2000 {
    animation-delay: 0.1s;
  }
  
  .page-transition-loader::after {
    animation: none;
  }
  
  .particle {
    display: none;
  }
  
  .section-reveal {
    transition: opacity 0.3s ease;
  }
  
  .card-hover:hover {
    transform: translateY(-5px);
  }
}

/* Optimisation pour les navigateurs plus anciens */
@supports not (animation-fill-mode: forwards) {
  .animate-fadeIn, .animate-slideUp, 
  .animate-slideRight, .animate-slideLeft,
  .animate-zoomIn, .animate-rotateIn,
  .animate-bounceIn, .animate-swing,
  .animate-pulse, .animate-shake,
  .animate-flip, .animate-rotateInFade,
  .animate-blurIn, .animate-slideUpBounce,
  .animate-slideDown, .animate-appear3D {
    opacity: 1;
  }
}

/* Optimisation pour les appareils mobiles */
@media (max-width: 768px) {
  .page-transition-logo {
    font-size: 2.5rem;
  }
  
  .page-transition-tagline {
    font-size: 1rem;
  }
  
  .particle {
    width: 6px;
    height: 6px;
  }
  
  /* Réduire le nombre d'animations simultanées sur mobile */
  .delay-800, .delay-900, .delay-1000, 
  .delay-1200, .delay-1500, .delay-2000 {
    animation-delay: 0.6s;
  }
}

/* Optimisation pour les connexions lentes */
@media (prefers-reduced-data: reduce) {
  .particle {
    display: none;
  }
  
  .page-transition {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  }
}