/* =============================================
   VALLA FIRME - Tarjeta de Producto
   Estilo Mercado Libre, reutilizable en catálogo
   y productos relacionados
   ============================================= */

a.producto-card {
  text-decoration: none;
  color: inherit;
}

.producto-card {
  background: var(--color-blanco);
  border-radius: 4px;
  overflow: hidden;
  transition: box-shadow var(--transicion);
  border: 1px solid #eee;
  display: flex;
  flex-direction: column;
}

.producto-card:hover {
  box-shadow: 0 7px 16px rgba(0,0,0,0.12), 0 0 0 1px rgba(0,0,0,0.04);
}

.producto-card__img {
  width: 100%;
  height: 240px;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 16px;
  border-bottom: 1px solid #f0f0f0;
}

.producto-card__img img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.producto-card__img--placeholder {
  background: #fafafa;
  position: relative;
}

.producto-card__img--placeholder::after {
  content: 'Sin imagen';
  position: absolute;
  font-size: 0.85rem;
  color: #bbb;
}

.producto-card__info {
  padding: 12px 16px 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.producto-card__nombre {
  font-family: var(--fuente-cuerpo);
  font-size: 0.95rem;
  font-weight: 400;
  color: rgba(0,0,0,0.8);
  margin-bottom: 8px;
  line-height: 1.3;
}

.producto-card__detalle {
  color: rgba(0,0,0,0.55);
  font-size: 0.8rem;
  margin-bottom: 4px;
}

.producto-card__precio {
  font-size: 1.5rem;
  font-weight: 300;
  color: rgba(0,0,0,0.85);
  margin-bottom: 4px;
  margin-top: auto;
}

.producto-card__envio {
  color: var(--color-verde);
  font-size: 0.8rem;
  font-weight: 600;
}

.producto-card__link {
  color: var(--color-verde);
  font-weight: 600;
  font-size: 0.85rem;
  margin-top: 8px;
}

.producto-card__link:hover { color: var(--color-verde-oscuro); }

/* --- RESPONSIVE --- */
@media (max-width: 768px) {
  .producto-card__img {
    height: 200px;
  }
}