/* ==================================================
   PRODUCTOS DESTACADOS (portada)
   Tarjetas de cristal sobre fondo verde Biosyn.
   Variables de marca: las mismas que header.css (:root).
   ================================================== */

.biosyn-featured-section {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  /* Mismo fondo de las demás páginas (degradado y brillos suaves); antes era un verde plano */
  background:
    radial-gradient(620px 420px at 6% 0%, rgba(196, 217, 184, 0.12), transparent 70%),
    radial-gradient(640px 460px at 96% 100%, rgba(40, 110, 140, 0.24), transparent 70%),
    linear-gradient(180deg, var(--bs-dark, #033a3f) 0%, #033538 100%);
  padding: 90px 20px;
  box-sizing: border-box;
}

/* Tipografía de marca (antes la fijaba el <style> del módulo) */
.biosyn-featured-section,
.biosyn-featured-section :is(h2, h3, span, a, del, ins) {
  font-family: 'Montserrat', sans-serif !important;
}

/* Brillos suaves de fondo: dan algo que difuminar a las tarjetas de cristal */
.biosyn-featured-section::before,
.biosyn-featured-section::after {
  content: "";
  position: absolute;
  z-index: -1;
  border-radius: 50%;
  filter: blur(70px);
  pointer-events: none;
}
.biosyn-featured-section::before {
  width: 460px;
  height: 460px;
  top: -140px;
  left: -120px;
  background: rgba(196, 217, 184, 0.22);
}
.biosyn-featured-section::after {
  width: 520px;
  height: 520px;
  bottom: -200px;
  right: -140px;
  background: rgba(40, 110, 140, 0.30);
}

/* ---------- Cabecera ---------- */
.featured-container {
  max-width: 1250px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-sizing: border-box;
}

.featured-header {
  text-align: center;
  margin-bottom: 25px;
  width: 100%;
}

.featured-pretitle {
  display: block !important;
  font-size: clamp(0.85rem, 1.4vw, 1.05rem) !important;
  font-weight: 500 !important;
  letter-spacing: 3px !important;
  text-transform: uppercase !important;
  color: var(--bs-mint, #c4d9b8) !important;
  margin-bottom: 8px !important;
}

.featured-title {
  font-size: clamp(2.4rem, 4.8vw, 3.8rem) !important;
  font-weight: 800 !important;
  text-transform: uppercase !important;
  line-height: 1 !important;
  letter-spacing: -0.5px !important;
  color: var(--bs-cream, #f2f1d5) !important;
  margin: 0 !important;
}

/* ---------- Grilla ---------- */
.featured-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  width: 100%;
  margin-top: 25px;
  box-sizing: border-box;
}

/* ---------- Tarjeta de cristal ---------- */
.product-card {
  position: relative !important;
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  text-align: center !important;
  padding: 26px 20px 22px !important;
  box-sizing: border-box;
  border-radius: 24px !important;
  border: 1px solid rgba(242, 241, 213, 0.16) !important;
  background: linear-gradient(160deg, rgba(242, 241, 213, 0.12) 0%, rgba(242, 241, 213, 0.04) 100%) !important;
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  backdrop-filter: blur(16px) saturate(140%);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.12) !important;
  user-select: none;
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1),
              border-color 0.45s ease,
              box-shadow 0.45s ease,
              background 0.45s ease,
              opacity 0.7s ease;
}

.product-card:hover,
.product-card:focus-within {
  transform: translateY(-10px) !important;
  border-color: rgba(196, 217, 184, 0.55) !important;
  background: linear-gradient(160deg, rgba(242, 241, 213, 0.18) 0%, rgba(242, 241, 213, 0.06) 100%) !important;
  box-shadow: 0 28px 55px rgba(0, 0, 0, 0.35), 0 0 32px rgba(196, 217, 184, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.18) !important;
}

.product-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 5px 11px;
  border-radius: 999px;
  background: rgba(196, 217, 184, 0.16);
  border: 1px solid rgba(196, 217, 184, 0.35);
  color: var(--bs-mint, #c4d9b8) !important;
  font-size: 0.68rem !important;
  font-weight: 700 !important;
  letter-spacing: 1.1px !important;
  text-transform: uppercase !important;
  line-height: 1;
}

/* Imagen con halo de luz detrás */
.product-image-box {
  position: relative;
  width: 100%;
  height: 200px;
  margin: 34px 0 14px;
  display: flex;
  justify-content: center;
  align-items: center;
}
.product-image-box::before {
  content: "";
  position: absolute;
  inset: 8% 10%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(196, 217, 184, 0.34) 0%, rgba(196, 217, 184, 0) 68%);
  opacity: 0.7;
  transition: opacity 0.45s ease, transform 0.45s ease;
}
.product-card:hover .product-image-box::before {
  opacity: 1;
  transform: scale(1.12);
}
.product-image-box a {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100%;
}
.product-image-box img {
  position: relative;
  max-width: 85%;
  max-height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 14px 20px rgba(0, 0, 0, 0.35));
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
  -webkit-user-drag: none;
}
.product-card:hover .product-image-box img {
  transform: scale(1.07) translateY(-6px);
}

.product-system {
  display: block !important;
  margin-bottom: 6px !important;
  color: var(--bs-mint, #c4d9b8) !important;
  font-size: 0.74rem !important;
  font-weight: 600 !important;
  letter-spacing: 1.3px !important;
  text-transform: uppercase !important;
  opacity: 0.85;
}

.product-name {
  margin: 0 0 8px !important;
  color: var(--bs-cream, #f2f1d5) !important;
  font-size: 1.2rem !important;
  font-weight: 800 !important;
  line-height: 1.2 !important;
}
.product-name a {
  color: inherit !important;
  text-decoration: none !important;
}

/* Precio: normal tachado + actual */
.product-price {
  display: flex !important;
  align-items: baseline;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px !important;
  color: var(--bs-cream, #f2f1d5) !important;
  font-size: 1.3rem !important;
  font-weight: 800 !important;
}
.product-price del {
  color: rgba(242, 241, 213, 0.5);
  font-size: 0.85rem;
  font-weight: 500;
  text-decoration: line-through;
}
.product-price ins {
  color: var(--bs-cream, #f2f1d5);
  text-decoration: none;
}

/* ---------- Botón comprar ---------- */
.product-btn {
  position: relative;
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100% !important;
  padding: 12px 0 !important;
  box-sizing: border-box;
  border: none !important;
  border-radius: 50px !important;
  background: var(--bs-mint, #c4d9b8) !important;
  color: var(--bs-dark-2, #043233) !important;
  font-size: 0.88rem !important;
  font-weight: 700 !important;
  text-decoration: none !important;
  cursor: pointer;
  transition: background-color 0.3s ease, color 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease !important;
}
.product-btn:hover {
  background: var(--bs-cream, #f2f1d5) !important;
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.3);
}
.product-btn:active { transform: translateY(0); }
.product-btn:focus-visible {
  outline: 2px solid var(--bs-cream, #f2f1d5);
  outline-offset: 3px;
}

/* Estado "añadiendo": el botón pierde brillo y muestra un indicador */
.product-btn.loading {
  opacity: 0.75;
  pointer-events: none;
}
.product-btn.loading::after {
  content: "";
  width: 14px;
  height: 14px;
  border: 2px solid rgba(4, 50, 51, 0.3);
  border-top-color: var(--bs-dark-2, #043233);
  border-radius: 50%;
  animation: bsFeaturedSpin 0.7s linear infinite;
}
.product-btn.added {
  background: var(--bs-mint-2, #d1ddbc) !important;
}
@keyframes bsFeaturedSpin { to { transform: rotate(360deg); } }

/* Se oculta el enlace "Ver carrito" que WooCommerce inserta tras añadir */
.product-card .added_to_cart { display: none !important; }

/* ---------- Aparición al hacer scroll (solo si el JS está activo) ---------- */
.featured-grid.is-reveal .product-card {
  opacity: 0;
  transform: translateY(32px);
}
.featured-grid.is-reveal .product-card.is-visible {
  opacity: 1;
  transform: none;
}
.featured-grid.is-reveal .product-card.is-visible:hover,
.featured-grid.is-reveal .product-card.is-visible:focus-within {
  transform: translateY(-10px) !important;
}

/* ---------- Tablet / móvil: tira deslizable ---------- */
@media (max-width: 980px) {
  .biosyn-featured-section {
    padding: 60px 0 70px;
  }
  .featured-container {
    width: 100% !important;
    max-width: 100% !important;
    overflow: hidden !important;
  }
  .featured-header {
    padding: 0 20px;
    margin-bottom: 15px;
    box-sizing: border-box;
  }
  .featured-grid {
    display: flex !important;
    flex-wrap: nowrap;
    gap: 16px;
    width: 100%;
    max-width: 100%;
    margin-top: 10px;
    padding: 18px 20px 28px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    cursor: grab;
  }
  .featured-grid:active { cursor: grabbing; }
  .featured-grid::-webkit-scrollbar { display: none; }
  .featured-grid::after { content: ""; flex: 0 0 10px; }
  .product-card {
    flex: 0 0 250px;
    min-width: 250px;
    scroll-snap-align: center;
  }
  /* Al arrastrar con el mouse no se levanta ni se salta el snap */
  .featured-grid.is-dragging { scroll-snap-type: none; cursor: grabbing; }
}

/* Quien desactiva animaciones en su sistema */
@media (prefers-reduced-motion: reduce) {
  .product-card,
  .product-image-box::before,
  .product-image-box img,
  .product-btn { transition: none !important; }
  .featured-grid.is-reveal .product-card { opacity: 1; transform: none; }
  .product-btn.loading::after { animation: none; }
}