/* =========================================================
   animations.css — keyframes & classes d'animation
   ========================================================= */

@keyframes reveal-up {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes float-slow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.reveal { animation: reveal-up 0.7s ease-out both; }
.reveal-delay-1 { animation-delay: 0.15s; }
.reveal-delay-2 { animation-delay: 0.3s; }
.reveal-delay-3 { animation-delay: 0.45s; }
.float-slow { animation: float-slow 6s ease-in-out infinite; }

/* Reveal au scroll — piloté par IntersectionObserver (js/script.js) */
.reveal-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1), transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal-scroll.in-view {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal-scroll { opacity: 1; transform: none; }
}