/* ============================================================================
   ANIMATIONS — NaviCab
   Keyframes, transitions, scroll animations
   ============================================================================ */

/* ============================================================================
   FADE IN
   ============================================================================ */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.fade-in {
  animation: fadeIn var(--duration-slow) var(--ease-out) both;
}

/* ============================================================================
   SLIDE UP
   ============================================================================ */
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.slide-up {
  animation: slideUp var(--duration-slower) var(--ease-out) both;
}

/* ============================================================================
   SLIDE IN (depuis la gauche/droite)
   ============================================================================ */
@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ============================================================================
   SCALE IN
   ============================================================================ */
@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* ============================================================================
   PULSE
   ============================================================================ */
@keyframes pulse {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(255, 107, 53, 0.7);
  }
  50% {
    transform: scale(1.05);
    box-shadow: 0 0 0 16px rgba(255, 107, 53, 0);
  }
}

.pulse {
  animation: pulse 2s var(--ease-in-out) infinite;
}

/* ============================================================================
   INTERSECTION OBSERVER (déclenché au scroll)
   ============================================================================ */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity var(--duration-slower) var(--ease-out),
    transform var(--duration-slower) var(--ease-out);
}

[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays */
[data-animate-delay="100"] { transition-delay: 100ms; }
[data-animate-delay="200"] { transition-delay: 200ms; }
[data-animate-delay="300"] { transition-delay: 300ms; }
[data-animate-delay="400"] { transition-delay: 400ms; }
[data-animate-delay="500"] { transition-delay: 500ms; }
[data-animate-delay="600"] { transition-delay: 600ms; }

/* ============================================================================
   HERO ANIMATIONS (séquentielles)
   ============================================================================ */
.hero__title,
.hero__subtitle,
.hero__cta,
.hero__scroll {
  opacity: 0;
  animation-fill-mode: forwards;
  animation-timing-function: var(--ease-out);
}

.hero__title    { animation: slideUp 0.6s 0.2s forwards; }
.hero__subtitle { animation: fadeIn  0.6s 0.5s forwards; }
.hero__cta      { animation: fadeIn  0.6s 0.8s forwards; }
.hero__scroll   { animation: fadeIn  0.6s 1.1s forwards; }

/* [data-animate] Scroll Animation */
[data-animate] {
  opacity: 1;
  transform: translateY(0);
  transition: opacity var(--duration-slower) var(--ease-out), transform var(--duration-slower) var(--ease-out);
}

.js [data-animate]:not(.is-visible) {
  opacity: 0;
  transform: translateY(20px);
}

[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}



[data-animate-delay="100"] { transition-delay: 100ms; }
[data-animate-delay="200"] { transition-delay: 200ms; }
[data-animate-delay="300"] { transition-delay: 300ms; }
[data-animate-delay="400"] { transition-delay: 400ms; }

/* STAGGER POUR LES GRIDS */
.services__card,
.step,
.testimonial {

  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity var(--duration-slower) var(--ease-out),
    transform var(--duration-slower) var(--ease-out);
}

.services__card.is-visible,
.step.is-visible,
.testimonial.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.services__card.is-visible:nth-child(1) { transition-delay: 0ms; }
.services__card.is-visible:nth-child(2) { transition-delay: 150ms; }
.services__card.is-visible:nth-child(3) { transition-delay: 300ms; }

.step.is-visible:nth-child(1) { transition-delay: 0ms; }
.step.is-visible:nth-child(2) { transition-delay: 200ms; }
.step.is-visible:nth-child(3) { transition-delay: 400ms; }

/* ============================================================================
   TRUST BAR ITEMS (stagger)
   ============================================================================ */
.trust-bar__item {
  opacity: 0;
  transform: translateY(10px);
  transition:
    opacity var(--duration-slow) var(--ease-out),
    transform var(--duration-slow) var(--ease-out);
}

.trust-bar__item.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.trust-bar__item.is-visible:nth-child(1) { transition-delay: 0ms; }
.trust-bar__item.is-visible:nth-child(2) { transition-delay: 80ms; }
.trust-bar__item.is-visible:nth-child(3) { transition-delay: 160ms; }
.trust-bar__item.is-visible:nth-child(4) { transition-delay: 240ms; }
.trust-bar__item.is-visible:nth-child(5) { transition-delay: 320ms; }

/* ============================================================================
   HOVER EFFECTS
   ============================================================================ */
.hover-lift {
  transition: transform var(--duration-normal) var(--ease-out);
}

.hover-lift:hover {
  transform: translateY(-4px);
}

/* ============================================================================
   LOADING STATES
   ============================================================================ */
.is-loading {
  position: relative;
  pointer-events: none;
  opacity: 0.6;
}

.is-loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-secondary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* ============================================================================
   PAGE LOAD ANIMATION
   ============================================================================ */
body {
  animation: fadeIn 0.4s var(--ease-out);
}

/* ============================================================================
   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;
  }
  
  [data-animate],
  .services__card,
  .step,
  .testimonial,
  .trust-bar__item {
    opacity: 1;
    transform: none;
  }
}