/* ═══════════════════════════════════════════════════════════════════
   UPJ — COUCHE D'ANIMATION PREMIUM
   Fichier : animations.css
   Règle absolue : zero modification du design existant.
   Uniquement opacity / transform pour 60fps constant.
   Tout est désactivé si prefers-reduced-motion est actif.
═══════════════════════════════════════════════════════════════════ */

/* ─────────────────────────────────────────────────────────────────
   0. RESET REDUCED-MOTION — priorité absolue
───────────────────────────────────────────────────────────────── */
@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;
  }

  .upj-page-wrapper {
    opacity: 1 !important;
    transform: none !important;
  }

  [data-reveal],
  .reveal,
  .upj-stagger-child {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* ─────────────────────────────────────────────────────────────────
   1. TRANSITION ENTRE PAGES
   Enveloppe le <main> avec un fondu + légère montée au chargement.
───────────────────────────────────────────────────────────────── */
.upj-page-wrapper {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 0.65s cubic-bezier(0.25, 1, 0.5, 1),
    transform 0.65s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: opacity, transform;
}

.upj-page-wrapper.upj-page-visible {
  opacity: 1;
  transform: translateY(0);
}

/* État de sortie de page (avant navigation) */
.upj-page-exiting {
  opacity: 0 !important;
  transform: translateY(-12px) !important;
  transition:
    opacity 0.35s cubic-bezier(0.25, 1, 0.5, 1),
    transform 0.35s cubic-bezier(0.25, 1, 0.5, 1) !important;
  pointer-events: none;
}

/* ─────────────────────────────────────────────────────────────────
   2. SYSTÈME REVEAL AU SCROLL (IntersectionObserver)
   Les éléments portant .reveal ou [data-reveal] démarrent invisibles
   et apparaissent une seule fois au passage dans le viewport.
───────────────────────────────────────────────────────────────── */
[data-reveal],
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition:
    opacity 0.7s cubic-bezier(0.25, 1, 0.5, 1),
    transform 0.7s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: opacity, transform;
}

[data-reveal].upj-revealed,
.reveal.upj-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Variantes directionnelles */
[data-reveal="left"] {
  transform: translateX(-24px);
}
[data-reveal="left"].upj-revealed {
  transform: translateX(0);
}

[data-reveal="right"] {
  transform: translateX(24px);
}
[data-reveal="right"].upj-revealed {
  transform: translateX(0);
}

[data-reveal="fade"] {
  transform: none;
}
[data-reveal="fade"].upj-revealed {
  transform: none;
}

/* ─────────────────────────────────────────────────────────────────
   3. STAGGER ENFANTS (grilles de cartes)
   Le JS ajoute .upj-stagger-parent et numérote les enfants.
───────────────────────────────────────────────────────────────── */
.upj-stagger-child {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.6s cubic-bezier(0.25, 1, 0.5, 1),
    transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: opacity, transform;
}

.upj-stagger-child.upj-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Délais stagger (0 à 8 enfants) */
.upj-stagger-child:nth-child(1) { transition-delay: 0ms; }
.upj-stagger-child:nth-child(2) { transition-delay: 80ms; }
.upj-stagger-child:nth-child(3) { transition-delay: 160ms; }
.upj-stagger-child:nth-child(4) { transition-delay: 240ms; }
.upj-stagger-child:nth-child(5) { transition-delay: 320ms; }
.upj-stagger-child:nth-child(6) { transition-delay: 400ms; }
.upj-stagger-child:nth-child(7) { transition-delay: 480ms; }
.upj-stagger-child:nth-child(8) { transition-delay: 560ms; }

/* ─────────────────────────────────────────────────────────────────
   4. HERO — APPARITION SÉQUENTIELLE
───────────────────────────────────────────────────────────────── */
.hero .eyebrow,
.hero .hero-content p.eyebrow,
.v3-hero-content .v3-eyebrow {
  opacity: 0;
  transform: translateY(14px);
  animation: upjHeroItem 0.7s cubic-bezier(0.25, 1, 0.5, 1) 0.15s forwards;
}

.hero h1,
.v3-hero-title {
  opacity: 0;
  transform: translateY(18px);
  animation: upjHeroItem 0.75s cubic-bezier(0.25, 1, 0.5, 1) 0.35s forwards;
}

.hero .hero-actions,
.v3-hero-desc {
  opacity: 0;
  transform: translateY(16px);
  animation: upjHeroItem 0.7s cubic-bezier(0.25, 1, 0.5, 1) 0.6s forwards;
}

.hero .hero-seal {
  opacity: 0;
  animation: upjHeroFade 1s cubic-bezier(0.25, 1, 0.5, 1) 0.8s forwards;
}

.hero .social-rail {
  opacity: 0;
  transform: translateX(-8px);
  animation: upjHeroItem 0.8s cubic-bezier(0.25, 1, 0.5, 1) 1s forwards;
}

.v3-hero-stat-row {
  opacity: 0;
  transform: translateY(14px);
  animation: upjHeroItem 0.7s cubic-bezier(0.25, 1, 0.5, 1) 0.85s forwards;
}

@keyframes upjHeroItem {
  to {
    opacity: 1;
    transform: translate(0, 0);
  }
}

@keyframes upjHeroFade {
  to { opacity: 1; }
}

/* ─────────────────────────────────────────────────────────────────
   5. PARALLAX HERO (appliqué via JS sur scroll)
───────────────────────────────────────────────────────────────── */
.upj-parallax {
  will-change: transform;
  transition: transform 0.08s linear;
}

/* ─────────────────────────────────────────────────────────────────
   6. ANIMATION TITRES H1 / H2 / H3
───────────────────────────────────────────────────────────────── */

/* H1 typewriter — une seule instance par page, gérée via JS */
.upj-typewriter::after {
  content: '';
  display: inline-block;
  width: 2px;
  height: 0.85em;
  background: currentColor;
  margin-left: 2px;
  vertical-align: text-bottom;
  opacity: 1;
  animation: upjCursorBlink 0.9s step-end infinite;
}

.upj-typewriter.upj-cursor-done::after {
  animation: upjCursorFade 0.6s ease 0.4s forwards;
}

@keyframes upjCursorBlink {
  50% { opacity: 0; }
}

@keyframes upjCursorFade {
  to { opacity: 0; width: 0; }
}

/* H2 — fade-in doux */
.upj-h2-anim {
  opacity: 0;
  transform: translateY(12px);
  transition:
    opacity 0.65s cubic-bezier(0.25, 1, 0.5, 1),
    transform 0.65s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: opacity, transform;
}

.upj-h2-anim.upj-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* H3 — slide léger */
.upj-h3-anim {
  opacity: 0;
  transform: translateX(-10px);
  transition:
    opacity 0.5s cubic-bezier(0.25, 1, 0.5, 1),
    transform 0.5s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: opacity, transform;
}

.upj-h3-anim.upj-revealed {
  opacity: 1;
  transform: translateX(0);
}

/* ─────────────────────────────────────────────────────────────────
   7. PARAGRAPHES — STAGGER DOUX
───────────────────────────────────────────────────────────────── */
.upj-para-anim {
  opacity: 0;
  transform: translateY(10px);
  transition:
    opacity 0.55s cubic-bezier(0.25, 1, 0.5, 1),
    transform 0.55s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: opacity, transform;
}

.upj-para-anim.upj-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ─────────────────────────────────────────────────────────────────
   8. BOUTONS — MICRO-INTERACTIONS
───────────────────────────────────────────────────────────────── */
.btn,
.v3-btn,
.btn-gold,
.btn-outline,
.filter-btn,
.back-to-top,
.member-link,
[type="submit"] {
  transition:
    transform 0.18s cubic-bezier(0.25, 1, 0.5, 1),
    box-shadow 0.18s cubic-bezier(0.25, 1, 0.5, 1),
    background-color 0.18s ease,
    color 0.18s ease,
    border-color 0.18s ease !important;
  will-change: transform, box-shadow;
}

.btn:hover,
.v3-btn:hover,
.btn-gold:hover,
.btn-outline:hover,
.filter-btn:hover,
.back-to-top:hover,
.member-link:hover {
  transform: translateY(-2px) scale(1.01);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

.btn:active,
.v3-btn:active,
.btn-gold:active,
.btn-outline:active,
.filter-btn:active,
.back-to-top:active {
  transform: scale(0.97) !important;
  transition-duration: 0.1s !important;
}

/* ─────────────────────────────────────────────────────────────────
   9. CARTES — HOVER ÉLÉGANT
───────────────────────────────────────────────────────────────── */
.news-card,
.home-news-card,
.program-card,
.pack-card,
.v3-val-item,
.v3-vmr-item,
.bento-card,
.objective-grid article,
.org-card-v2 {
  transition:
    transform 0.3s cubic-bezier(0.25, 1, 0.5, 1),
    box-shadow 0.3s cubic-bezier(0.25, 1, 0.5, 1) !important;
  will-change: transform, box-shadow;
}

.news-card:hover,
.home-news-card:hover,
.program-card:hover,
.v3-val-item:hover,
.objective-grid article:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(13, 27, 62, 0.10);
}

.pack-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 14px 40px rgba(13, 27, 62, 0.12);
}

/* Glow subtil sur les cartes featured / importantes */
.pack-card.featured:hover,
.bento-card.bento-gold:hover {
  box-shadow:
    0 14px 40px rgba(201, 168, 76, 0.15),
    0 0 0 1px rgba(201, 168, 76, 0.18);
}

.bento-card.bento-navy:hover {
  box-shadow:
    0 12px 36px rgba(13, 27, 62, 0.18),
    0 0 0 1px rgba(13, 27, 62, 0.08);
}

/* ─────────────────────────────────────────────────────────────────
   10. NAVIGATION — INDICATEUR ACTIF & HOVER FLUIDES
───────────────────────────────────────────────────────────────── */
.main-nav a {
  position: relative;
  transition: color 0.22s ease !important;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  right: 0;
  height: 2px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.3s cubic-bezier(0.25, 1, 0.5, 1);
  border-radius: 1px;
}

.main-nav a:hover::after,
.main-nav a.upj-nav-active::after {
  transform: scaleX(1);
}

/* Indicateur actif — teinte or si classe gold-accent disponible */
.main-nav a.upj-nav-active {
  opacity: 1;
}

/* Menu mobile — ouverture douce */
.main-nav {
  transition:
    max-height 0.45s cubic-bezier(0.25, 1, 0.5, 1),
    opacity 0.35s cubic-bezier(0.25, 1, 0.5, 1),
    transform 0.4s cubic-bezier(0.25, 1, 0.5, 1) !important;
}

/* ─────────────────────────────────────────────────────────────────
   11. HEADER — TRANSPARENCE AU SCROLL
───────────────────────────────────────────────────────────────── */
.site-header {
  transition:
    background-color 0.4s ease,
    box-shadow 0.4s ease,
    backdrop-filter 0.4s ease !important;
  will-change: box-shadow;
}

.site-header.upj-header-scrolled {
  box-shadow: 0 2px 20px rgba(13, 27, 62, 0.10);
}

/* ─────────────────────────────────────────────────────────────────
   12. STATISTIQUES — COUNT-UP (nombres déjà dans le DOM)
   Aucune modification visuelle, l'animation est purement numérique.
───────────────────────────────────────────────────────────────── */
.stat-number {
  display: inline-block;
  transition: opacity 0.3s ease;
  font-variant-numeric: tabular-nums;
}

.stats-band {
  --upj-stat-delay: 0;
}

.stats-band .stat-card {
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity 0.6s cubic-bezier(0.25, 1, 0.5, 1),
    transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: opacity, transform;
}

.stats-band .stat-card.upj-revealed {
  opacity: 1;
  transform: translateY(0);
}

.stats-band .stat-card:nth-child(1) { transition-delay: 0ms; }
.stats-band .stat-card:nth-child(2) { transition-delay: 100ms; }
.stats-band .stat-card:nth-child(3) { transition-delay: 200ms; }
.stats-band .stat-card:nth-child(4) { transition-delay: 300ms; }

/* ─────────────────────────────────────────────────────────────────
   13. IMAGES — REVEAL PROGRESSIF
───────────────────────────────────────────────────────────────── */
.upj-img-reveal {
  opacity: 0;
  transform: scale(0.97);
  transition:
    opacity 0.7s cubic-bezier(0.25, 1, 0.5, 1),
    transform 0.7s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: opacity, transform;
}

.upj-img-reveal.upj-revealed {
  opacity: 1;
  transform: scale(1);
}

/* ─────────────────────────────────────────────────────────────────
   14. FORMULAIRES — FOCUS MICRO-INTERACTION
───────────────────────────────────────────────────────────────── */
input:not([type="file"]),
textarea,
select {
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease !important;
}

input:not([type="file"]):focus,
textarea:focus,
select:focus {
  box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.15) !important;
}

/* ─────────────────────────────────────────────────────────────────
   15. MINI-HERO BREADCRUMB & TITRE
───────────────────────────────────────────────────────────────── */
.mini-hero .breadcrumb {
  opacity: 0;
  transform: translateY(8px);
  animation: upjHeroItem 0.5s cubic-bezier(0.25, 1, 0.5, 1) 0.1s forwards;
}

.mini-hero h1 {
  opacity: 0;
  transform: translateY(12px);
  animation: upjHeroItem 0.6s cubic-bezier(0.25, 1, 0.5, 1) 0.25s forwards;
}

/* ─────────────────────────────────────────────────────────────────
   16. FOOTER — REVEAL PAR COLONNES
───────────────────────────────────────────────────────────────── */
.site-footer > * {
  opacity: 0;
  transform: translateY(14px);
  transition:
    opacity 0.6s cubic-bezier(0.25, 1, 0.5, 1),
    transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: opacity, transform;
}

.site-footer > *.upj-revealed {
  opacity: 1;
  transform: translateY(0);
}

.site-footer > *:nth-child(1) { transition-delay: 0ms; }
.site-footer > *:nth-child(2) { transition-delay: 80ms; }
.site-footer > *:nth-child(3) { transition-delay: 160ms; }
.site-footer > *:nth-child(4) { transition-delay: 240ms; }
.site-footer > *:nth-child(5) { transition-delay: 320ms; }
.site-footer > *:nth-child(6) { transition-delay: 400ms; }

/* Footer copy — pas de décalage */
.footer-copy {
  transition-delay: 480ms !important;
}

/* ─────────────────────────────────────────────────────────────────
   17. LOGO BRAND — HOVER
───────────────────────────────────────────────────────────────── */
.brand img {
  transition: transform 0.3s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.3s ease;
}

.brand:hover img {
  transform: scale(1.04) rotate(-1deg);
}

/* ─────────────────────────────────────────────────────────────────
   18. SOCIAL ICONS — HOVER
───────────────────────────────────────────────────────────────── */
.social-svg,
.footer-social a {
  transition:
    transform 0.22s cubic-bezier(0.25, 1, 0.5, 1),
    opacity 0.22s ease !important;
}

.social-svg:hover,
.footer-social a:hover {
  transform: translateY(-3px);
  opacity: 1 !important;
}

/* ─────────────────────────────────────────────────────────────────
   19. BACK-TO-TOP — APPARITION DOUCE
───────────────────────────────────────────────────────────────── */
.back-to-top {
  transition:
    opacity 0.35s ease,
    transform 0.35s cubic-bezier(0.25, 1, 0.5, 1),
    box-shadow 0.25s ease !important;
}

/* ─────────────────────────────────────────────────────────────────
   20. ORG CARDS — STAGGER DANS L'ORGANIGRAMME
───────────────────────────────────────────────────────────────── */
.org-card-v2 {
  opacity: 0;
  transform: translateY(18px);
  /* transition déjà déclarée via la règle cartes ci-dessus */
  transition:
    opacity 0.55s cubic-bezier(0.25, 1, 0.5, 1),
    transform 0.55s cubic-bezier(0.25, 1, 0.5, 1),
    box-shadow 0.3s cubic-bezier(0.25, 1, 0.5, 1) !important;
}

.org-card-v2.upj-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ─────────────────────────────────────────────────────────────────
   21. SECTION LABELS / EYEBROWS
───────────────────────────────────────────────────────────────── */
.upj-label-anim,
.eyebrow.upj-label-anim,
.v3-eyebrow.upj-label-anim {
  opacity: 0;
  letter-spacing: 0.05em;
  transform: translateY(8px);
  transition:
    opacity 0.5s cubic-bezier(0.25, 1, 0.5, 1),
    transform 0.5s cubic-bezier(0.25, 1, 0.5, 1),
    letter-spacing 0.5s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: opacity, transform;
}

.upj-label-anim.upj-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ─────────────────────────────────────────────────────────────────
   22. MOBILE — DÉSACTIVATION DES EFFETS LOURDS
───────────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  /* Parallax désactivé sur mobile */
  .upj-parallax {
    transform: none !important;
    transition: none !important;
  }

  /* Typewriter désactivé sur mobile */
  .upj-typewriter::after {
    display: none;
  }

  /* Réduction des délais stagger sur mobile */
  .upj-stagger-child:nth-child(n) {
    transition-delay: 50ms !important;
  }

  /* Transitions plus courtes */
  [data-reveal],
  .reveal,
  .upj-stagger-child {
    transition-duration: 0.45s !important;
  }
}

/* ─────────────────────────────────────────────────────────────────
   23. BENTO CARDS — STAGGER SPÉCIFIQUE
───────────────────────────────────────────────────────────────── */
.bento-grid .bento-card {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.65s cubic-bezier(0.25, 1, 0.5, 1),
    transform 0.65s cubic-bezier(0.25, 1, 0.5, 1),
    box-shadow 0.3s cubic-bezier(0.25, 1, 0.5, 1) !important;
  will-change: opacity, transform;
}

.bento-grid .bento-card.upj-revealed {
  opacity: 1;
  transform: translateY(0);
}

.bento-grid .bento-card:nth-child(1) { transition-delay: 0ms; }
.bento-grid .bento-card:nth-child(2) { transition-delay: 100ms; }
.bento-grid .bento-card:nth-child(3) { transition-delay: 200ms; }
.bento-grid .bento-card:nth-child(4) { transition-delay: 300ms; }

/* ─────────────────────────────────────────────────────────────────
   24. PROGRAMME CARDS — IMAGE ZOOM AU HOVER
───────────────────────────────────────────────────────────────── */
.program-card {
  overflow: hidden;
}

.program-image {
  transition: transform 0.55s cubic-bezier(0.25, 1, 0.5, 1) !important;
  will-change: transform;
}

.program-card:hover .program-image {
  transform: scale(1.03);
}

/* ─────────────────────────────────────────────────────────────────
   25. NEWS CARD IMAGE ZOOM
───────────────────────────────────────────────────────────────── */
.news-card img,
.home-news-card img {
  transition: transform 0.5s cubic-bezier(0.25, 1, 0.5, 1) !important;
  will-change: transform;
  overflow: hidden;
}

.news-card:hover img,
.home-news-card:hover img {
  transform: scale(1.04);
}