/* ============================================================
   ELEVANNIA — animations.css
   Reveals elegantes, lentos, nunca agresivos.
   ============================================================ */

/* Estado inicial de elementos con reveal */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 1.1s var(--ease-luxury),
    transform 1.1s var(--ease-luxury);
  transition-delay: var(--reveal-delay, 0s);
  will-change: opacity, transform;
}

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

/* Variantes */
.reveal--left { transform: translateX(-32px); }
.reveal--right { transform: translateX(32px); }
.reveal--left.is-visible, .reveal--right.is-visible { transform: translateX(0); }

.reveal--line {
  transform: scaleX(0);
  transform-origin: left center;
}
.reveal--line.is-visible { transform: scaleX(1); }

/* Escalonado para grupos */
.reveal-group > * { --reveal-delay: 0s; }
.reveal-group > *:nth-child(2) { --reveal-delay: 0.12s; }
.reveal-group > *:nth-child(3) { --reveal-delay: 0.24s; }
.reveal-group > *:nth-child(4) { --reveal-delay: 0.36s; }
.reveal-group > *:nth-child(5) { --reveal-delay: 0.48s; }
.reveal-group > *:nth-child(6) { --reveal-delay: 0.6s; }

/* Secuencia de entrada del hero (page load) */
@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(36px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero__content > * {
  opacity: 0;
  animation: heroFadeUp 1.3s var(--ease-luxury) forwards;
}

.hero__content > *:nth-child(1) { animation-delay: 0.2s; }
.hero__content > *:nth-child(2) { animation-delay: 0.45s; }
.hero__content > *:nth-child(3) { animation-delay: 0.7s; }
.hero__content > *:nth-child(4) { animation-delay: 0.95s; }

/* Parallax suave — el JS mueve via transform */
.parallax-media { will-change: transform; }

/* Microinteracciones */
.btn { position: relative; overflow: hidden; }

.btn--gold::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 40%, rgba(255,255,255,0.35) 50%, transparent 60%);
  transform: translateX(-120%);
  transition: transform 0.9s var(--ease-luxury);
}

.btn--gold:hover::after { transform: translateX(120%); }

/* Reduced motion — WCAG */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  .reveal,
  .reveal--left,
  .reveal--right,
  .reveal--line {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  .hero__content > * {
    animation: none !important;
    opacity: 1 !important;
  }

  .btn--gold::after { display: none; }

  .testimonial-track { transition: none !important; }

  .lifestyle-grid img { transition: none !important; }
}