/* ==========================================================================
   animations.css — reveal по скроллу, плавность слайдера/табов (мягко 4/10)
   ========================================================================== */

/* ---------- Reveal появление секций по скроллу ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
  will-change: opacity, transform;
}

[data-reveal].is-revealed {
  opacity: 1;
  transform: none;
}

/* ---------- Слайдер: плавность трека ---------- */
[data-slider-track] {
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.1, 1);
}

[data-slider-track].is-dragging {
  transition: none;
}

/* ---------- Табы: мягкое появление панели ---------- */
[data-tab-panel] {
  transition: opacity 0.3s ease;
}

[data-tab-panel][hidden] {
  display: none;
}

/* ==========================================================================
   prefers-reduced-motion — отключить трансформации, показать финал
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  [data-slider-track] {
    transition: none;
  }

  [data-tab-panel] {
    transition: none;
  }

  .slider-nav__btn .icon,
  .btn,
  .slider-nav__btn {
    transition: none;
  }
}