/* ── PAGE HERO IMAGE ─────────────────────────── */
.page-hero-img {
  background-image: url('../images/linea-nacional/hero-fondo.jpg');
  background-position: center 40%;
}

/* ── TABS (prominentes) ──────────────────────── */
.products-tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--gray-light);
  margin-bottom: 60px;
}
.tab-btn {
  background: none;
  border: none;
  padding: 24px 48px;
  font-family: 'DM Sans', sans-serif;
  font-size: 15px;
  font-weight: 300;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-mid);
  cursor: pointer;
  position: relative;
  transition: color 0.2s, background 0.2s;
  white-space: nowrap;
}
.tab-btn::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 3px;
  background: var(--gold);
  transform: scaleX(0);
  transition: transform 0.25s;
}
.tab-btn.active {
  color: var(--black);
  font-weight: 600;
  background: rgba(184,148,90,0.05);
}
.tab-btn.active::after { transform: scaleX(1); }
.tab-btn:hover { color: var(--black); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ── PRODUCT LAYOUT ──────────────────────────── */
.product-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.product-layout.reverse { direction: rtl; }
.product-layout.reverse > * { direction: ltr; }

.product-img {
  background: linear-gradient(135deg, #EDEBE4 0%, #DEDAD0 100%);
  aspect-ratio: 4/3;
  border-radius: 2px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.product-img img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.product-img-placeholder-text { font-size: 11px; letter-spacing: 0.15em; text-transform: uppercase; color: var(--gray-mid); opacity: 0.5; }
.product-badge {
  position: absolute; top: 20px; right: 20px;
  background: var(--gold); color: var(--white);
  font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase;
  padding: 6px 12px; font-weight: 500;
}

/* ── GALERÍA ─────────────────────────────────── */
.product-gallery { margin-top: 80px; padding-top: 64px; border-top: 1px solid var(--gray-light); }
.gallery-title { font-family: 'Cormorant Garamond', serif; font-size: 28px; font-weight: 300; color: var(--black); margin-bottom: 32px; }
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.gallery-grid img { width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block; border-radius: 2px; transition: transform 0.4s ease, opacity 0.3s; }
.gallery-grid img:hover { transform: scale(1.03); opacity: 0.9; }

/* ── RESPONSIVE ──────────────────────────────── */
@media (max-width: 900px) {
  .product-layout { grid-template-columns: 1fr; gap: 36px; }
  .product-layout.reverse { direction: ltr; }
  .products-tabs { overflow-x: auto; }
  .tab-btn { padding: 16px 24px; font-size: 13px; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .gallery-grid { grid-template-columns: 1fr; }
}