/**
 * Micro-interactions et animations UX
 * Phase 1.3 - Optimisation de l'expérience utilisateur
 */

/* ===== ANIMATIONS D'ENTRÉE ===== */
@keyframes fadeInUp {
  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 pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

/* ===== CLASSES D'ANIMATION ===== */
.animate-fade-in-up {
  animation: fadeInUp 0.6s ease-out forwards;
}

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

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

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

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

/* Délais d'animation pour effet en cascade */
.animate-delay-100 { animation-delay: 0.1s; }
.animate-delay-200 { animation-delay: 0.2s; }
.animate-delay-300 { animation-delay: 0.3s; }
.animate-delay-400 { animation-delay: 0.4s; }
.animate-delay-500 { animation-delay: 0.5s; }

/* ===== MICRO-INTERACTIONS BOUTONS ===== */
.btn {
  position: relative;
  overflow: hidden;
}

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

.btn:active {
  transform: translateY(1px);
}

/* Effet de focus amélioré */
.btn:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.3);
}

/* ===== MICRO-INTERACTIONS CARTES ===== */
.card, .feature-card, .service-card, .testimonial-card {
  transition: all var(--transition-normal);
}

.card:hover, .feature-card:hover, .service-card:hover, .testimonial-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

/* ===== MICRO-INTERACTIONS NAVIGATION ===== */
.menu-item {
  position: relative;
}

.menu-item::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  width: 0;
  height: 2px;
  background-color: var(--primary);
  transition: all var(--transition-fast);
  transform: translateX(-50%);
}

.menu-item:hover::after,
.menu-item.current::after {
  width: 80%;
}

/* ===== MICRO-INTERACTIONS LIENS ===== */
.service-link {
  position: relative;
  transition: all var(--transition-fast);
}

.service-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--primary);
  transition: width var(--transition-fast);
}

.service-link:hover::after {
  width: 100%;
}

/* ===== LOADING STATES ===== */
.loading {
  position: relative;
  pointer-events: none;
  opacity: 0.7;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid var(--primary);
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* ===== FEEDBACK VISUEL FORMULAIRES ===== */
.form-group {
  position: relative;
}

.form-input {
  transition: all var(--transition-fast);
  border: 2px solid var(--secondary-light);
}

.form-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
  outline: none;
}

.form-input:valid {
  border-color: var(--success);
}

.form-input:invalid:not(:placeholder-shown) {
  border-color: var(--error);
}

/* Indicateur de validation */
.form-input:valid + .validation-icon::after {
  content: '✓';
  color: var(--success);
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
}

.form-input:invalid:not(:placeholder-shown) + .validation-icon::after {
  content: '✗';
  color: var(--error);
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
}

/* ===== SCROLL ANIMATIONS ===== */
.scroll-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease-out;
}

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

/* ===== HOVER EFFECTS IMAGES ===== */
.hero-logo {
  transition: all var(--transition-normal);
}

.hero-logo:hover {
  transform: scale(1.05) rotate(2deg);
  box-shadow: var(--shadow-2xl);
}

/* ===== PROGRESS INDICATORS ===== */
.progress-bar {
  width: 100%;
  height: 4px;
  background-color: var(--secondary-light);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: var(--radius-full);
  transition: width 0.3s ease-out;
  transform-origin: left;
}

/* ===== TOOLTIP ANIMATIONS ===== */
.tooltip .tooltiptext {
  transform: translateY(10px);
  transition: all var(--transition-normal);
}

.tooltip:hover .tooltiptext {
  transform: translateY(0);
}

/* ===== RESPONSIVE ANIMATIONS ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media (max-width: 768px) {
  /* Réduire les animations sur mobile pour les performances */
  .animate-fade-in-up,
  .animate-fade-in-left,
  .animate-fade-in-right,
  .animate-scale-in {
    animation-duration: 0.4s;
  }
  
  .card:hover,
  .feature-card:hover,
  .service-card:hover,
  .testimonial-card:hover {
    transform: none;
  }
}

/* ===== ÉTATS DE FOCUS AMÉLIORÉS ===== */
*:focus {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* Suppression du focus pour les éléments cliqués à la souris */
*:focus:not(:focus-visible) {
  outline: none;
}

/* ===== ANIMATIONS DE CHARGEMENT DE PAGE ===== */
.page-transition {
  opacity: 0;
  animation: fadeInUp 0.5s ease-out forwards;
}

/* ===== EFFETS DE PARALLAXE LÉGERS ===== */
.parallax-light {
  transform: translateY(0);
  transition: transform 0.1s ease-out;
}

/* JavaScript ajoutera les classes pour le parallaxe */
.parallax-light.scrolled {
  transform: translateY(-10px);
}