/* ─────────────────────────────────────────────────────────────────
   UrbanAppsLab — animations.css
   RÈGLE : uniquement opacity + transform. Jamais de layout.
   ───────────────────────────────────────────────────────────────── */

/* ── Scroll fluide ────────────────────────────────────────────── */
html {
  scroll-behavior: smooth;
}

/* ── Scroll reveal ────────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.55s ease, transform 0.55s ease;
  will-change: opacity, transform;
}

.reveal.visible {
  opacity: 1;
  transform: none;
  will-change: auto;
}

/* ── Hover : élévation des cartes ─────────────────────────────── */
.ual-card {
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.ual-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0, 88, 195, 0.08), 0 4px 16px rgba(0, 0, 0, 0.05);
}

/* ── Hover : zoom léger sur images ────────────────────────────── */
.ual-img-wrap img {
  transition: transform 0.45s ease;
  will-change: transform;
}

.ual-img-wrap:hover img {
  transform: scale(1.03);
}

/* ── Modale : backdrop ────────────────────────────────────────── */
.ual-backdrop {
  transition: opacity 0.22s ease;
}

/* ── Modale : panneau ─────────────────────────────────────────── */
.ual-panel {
  transition: opacity 0.28s ease, transform 0.28s ease;
}

/* État initial (ouverture) */
.ual-modal-entering .ual-backdrop {
  opacity: 0;
}

.ual-modal-entering .ual-panel {
  opacity: 0;
  transform: scale(0.95) translateY(10px);
}

/* État final (fermeture) */
.ual-modal-leaving .ual-backdrop {
  opacity: 0;
}

.ual-modal-leaving .ual-panel {
  opacity: 0;
  transform: scale(0.95) translateY(10px);
}

/* ── Accessibilité : réduction de mouvement ───────────────────── */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
    will-change: auto !important;
  }

  .ual-card {
    transition: none !important;
  }

  .ual-card:hover {
    transform: none;
    box-shadow: none;
  }

  .ual-img-wrap img {
    transition: none !important;
    will-change: auto !important;
  }

  .ual-img-wrap:hover img {
    transform: none;
  }

  .ual-backdrop,
  .ual-panel {
    transition: none !important;
  }
}