/* animations.css — Scroll reveals y micro-interacciones */

/* Elementos invisibles antes de entrar en viewport */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity var(--duration-slow) var(--ease-out),
    transform var(--duration-slow) var(--ease-out);
}

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

/* Delays escalonados para grids */
.reveal-group > *:nth-child(1) { transition-delay: 0ms; }
.reveal-group > *:nth-child(2) { transition-delay: 80ms; }
.reveal-group > *:nth-child(3) { transition-delay: 160ms; }
.reveal-group > *:nth-child(4) { transition-delay: 240ms; }
.reveal-group > *:nth-child(5) { transition-delay: 320ms; }
.reveal-group > *:nth-child(6) { transition-delay: 400ms; }

/* Reveal desde izquierda */
.reveal-left {
  opacity: 0;
  transform: translateX(-32px);
  transition:
    opacity var(--duration-slow) var(--ease-out),
    transform var(--duration-slow) var(--ease-out);
}

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

/* Fade simple */
.reveal-fade {
  opacity: 0;
  transition: opacity var(--duration-slow) var(--ease-out);
}

.reveal-fade.is-visible { opacity: 1; }

/* Línea decorativa que crece */
@keyframes line-grow {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

.line-accent {
  display: block;
  width: 3rem;
  height: 1px;
  background: var(--color-accent);
  transform-origin: left;
  animation: line-grow 0.6s var(--ease-out) both;
}

/* Shimmer en imagen placeholder */
@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position:  200% 0; }
}

.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-surface-2) 25%,
    var(--color-surface)   50%,
    var(--color-surface-2) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.8s ease-in-out infinite;
}

/* Pulso en CTA */
@keyframes cta-pulse {
  0%, 100% { box-shadow: var(--shadow-accent); }
  50%       { box-shadow: 0 0 36px rgba(58,122,80,0.48); }
}

.btn-primary--pulse {
  animation: cta-pulse 3s ease-in-out infinite;
}

/* Entrada del hero */
.hero__label   { animation: hero-in 0.7s var(--ease-out) 0.1s both; }
.hero__title   { animation: hero-in 0.8s var(--ease-out) 0.25s both; }
.hero__subtitle{ animation: hero-in 0.8s var(--ease-out) 0.4s both; }
.hero__ctas    { animation: hero-in 0.8s var(--ease-out) 0.55s both; }

@keyframes hero-in {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Nav scroll transition ya en components.css */

/* Reducir movimiento: desactivar todo */
@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal-left,
  .reveal-fade,
  .hero__label,
  .hero__title,
  .hero__subtitle,
  .hero__ctas {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }

  .btn-primary--pulse { animation: none !important; }
  .hero__scroll        { animation: none !important; }
  .skeleton            { animation: none !important; }
}