/* ============================================================
   HORIZONTAL SCROLL — Sección de Materiales
   Estilos específicos para el pin GSAP horizontal
   ============================================================ */

/* El wrapper que GSAP va a pinear */
.materials-section {
  will-change: transform;
}

/* En desktop: el header flota sobre la sección pineada */
@media (min-width: 1024px) {
  .materials__header {
    padding-bottom: clamp(1.5rem, 3vw, 2.5rem);
  }

  /* El track se convierte en flex horizontal y GSAP lo mueve */
  .materials__track {
    /* Añade padding al final para separación visual después del último card */
    padding-right: clamp(2rem, 6vw, 5rem);
  }

  /* En estado pineado, el scroll indicator desaparece */
  .materials-section.is-pinned .materials__scroll-cue {
    opacity: 0;
    pointer-events: none;
  }

  /* Progress bar del scroll horizontal */
  .materials__progress-bar {
    position: absolute;
    bottom: 0;
    left: clamp(1.25rem, 4vw, 3rem);
    right: clamp(1.25rem, 4vw, 3rem);
    height: 2px;
    background: rgba(255,255,255,0.10);
    border-radius: 2px;
    overflow: hidden;
  }
  .materials__progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #9C6644, #B8875E);
    border-radius: 2px;
    transform-origin: left;
    transform: scaleX(0);
    transition: transform 0.1s linear;
    will-change: transform;
  }
}

/* En tablet y móvil: scroll nativo horizontal con snapping */
@media (max-width: 1023px) {
  .materials__scroll-wrap {
    overflow-x: auto;
    overflow-y: visible;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding-bottom: 1.5rem;
  }
  .materials__scroll-wrap::-webkit-scrollbar { display: none; }

  .materials__track {
    padding-inline: clamp(1.25rem, 4vw, 3rem);
    padding-bottom: 0;
    /* Reducir tamaño de cards en tablet */
  }

  .material-card {
    scroll-snap-align: start;
    width: clamp(260px, 75vw, 340px);
  }

  /* Indicador de swipe */
  .materials__scroll-cue {
    padding-inline: clamp(1.25rem, 4vw, 3rem);
    padding-bottom: 2rem;
    display: flex;
  }

  /* Ocultar progress bar GSAP en mobile */
  .materials__progress-bar { display: none; }
}

/* Touch feedback en tarjetas */
@media (hover: none) {
  .material-card:active {
    background: rgba(255,255,255,0.12);
    transform: scale(0.98);
    transition: transform 0.1s ease, background 0.1s ease;
  }
}

/* Animación de entrada de tarjetas (fallback sin GSAP) */
@media (prefers-reduced-motion: no-preference) {
  .material-card {
    transition:
      background 0.35s cubic-bezier(0.16, 1, 0.3, 1),
      border-color 0.35s cubic-bezier(0.16, 1, 0.3, 1),
      transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  }
}