@media (max-width: 1180px) {
  .header-main { grid-template-columns: auto minmax(260px, 1fr) auto; gap: 18px; }
  .header-actions { gap: 12px; }
  .primary-nav { gap: 22px; }
  .hero-grid { grid-template-columns: 1fr 1fr; }
  .category-grid { grid-template-columns: repeat(4, 1fr); }
  .product-grid { grid-template-columns: repeat(4, 1fr); }
  .product-card:nth-child(5) { display: none; }
}

@media (max-width: 900px) {
  .container { width: min(calc(100% - 32px), var(--container-max)); }
  .utility-inner { grid-template-columns: 1fr 1fr; }.utility-item:nth-child(3) { display: none; }
  .header-main { min-height: 70px; grid-template-columns: auto auto 1fr auto; }
  .mobile-menu-button { display: grid; place-items: center; }
  .brand { font-size: 1.55rem; }
  .search-box { grid-column: 1 / -1; grid-row: 2; margin-bottom: 14px; }
  .header-main { padding-top: 10px; }
  .header-actions .header-action:not(.header-cart) { display: none; }
  .nav-row { display: none; }.nav-row.open { display: block; }
  .nav-inner { display: block; padding-block: 12px; }
  .shop-category { padding: 10px 0 14px; border-bottom: 1px solid var(--border); }
  .primary-nav { display: grid; gap: 0; }.primary-nav a { padding: 11px 0; }.primary-nav a.active::after { display: none; }
  .hero-grid { grid-template-columns: 1fr; gap: 10px; }
  .hero-copy { text-align: center; margin-inline: auto; }.hero-description { margin-inline: auto; }.hero-actions { justify-content: center; }
  .hero-visual { min-height: 360px; max-width: 650px; width: 100%; margin: auto; }
  .services { grid-template-columns: 1fr; }
  .category-grid { grid-template-columns: repeat(4, 1fr); }
  .product-grid { grid-template-columns: repeat(3, 1fr); }.product-card:nth-child(4) { display: none; }
  .promo-grid { grid-template-columns: 1fr; }
  .trust-grid { grid-template-columns: 1fr 1fr; padding-block: 18px; }.trust-item { justify-content: flex-start; }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }.footer-grid > div:last-child { display: none; }
}

@media (max-width: 600px) {
  .container { width: min(calc(100% - 24px), var(--container-max)); }
  .utility-inner { min-height: 34px; display: flex; justify-content: center; }.utility-item:nth-child(2) { display: none; }
  .header-main { grid-template-columns: auto 1fr auto; gap: 8px; }
  .brand { justify-self: center; font-size: 1.35rem; }
  .header-actions { justify-self: end; }
  .search-box { grid-column: 1 / -1; grid-template-columns: 1fr 44px; height: 42px; }
  .category-select { display: none; }
  .hero { padding-top: 18px; }.hero-grid { min-height: 0; }.hero h1 { font-size: 2.4rem; }.hero-description { font-size: .95rem; }.hero-actions .button { min-width: 0; flex: 1; }
  .hero-visual { min-height: 265px; }.hero-blob { width: 82%; right: 4%; }.hero-sofa { width: 58%; top: 19%; }.hero-headphones { width: 24%; }.hero-watch { width: 18%; }.hero-phone { width: 18%; }.hero-bag { width: 25%; }.hero-plant { width: 22%; }
  .services { grid-template-columns: repeat(3, minmax(220px, 1fr)); overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 6px; }.service-card { scroll-snap-align: start; }
  .section { padding-block: 22px; }
  .category-grid { grid-template-columns: repeat(4, minmax(118px, 1fr)); overflow-x: auto; padding-bottom: 6px; scroll-snap-type: x mandatory; }.category-card { scroll-snap-align: start; }
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }.product-card:nth-child(4) { display: block; }.product-card:nth-child(5) { display: none; }
  .product-image-wrap { padding: 10px; }.product-body { padding: 10px; }.product-body h3 { font-size: .78rem; }
  .promo-card { min-height: 145px; padding: 18px; }.promo-card h2 { font-size: 1.05rem; }.promo-card p { font-size: .88rem; }.promo-card img { height: 105px; }
  .trust-grid { grid-template-columns: 1fr 1fr; gap: 14px; }.trust-icon { width: 38px; height: 38px; }.trust-item strong { font-size: .76rem; }.trust-item span { font-size: .68rem; }
  .about-slice { grid-template-columns: 1fr; gap: 18px; padding-block: 42px; }.about-slice h2 { font-size: 1.6rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }.footer-grid > div:first-child { grid-column: 1 / -1; }.footer-grid > div:nth-child(4) { display: none; }
}


/* Batch 2 responsive extensions */
@media (max-width: 1180px) {
  .catalog-product-grid { grid-template-columns:repeat(3,1fr); }
  .product-detail-grid { gap:30px; grid-template-columns:minmax(0,1fr) minmax(360px,.9fr); }
  .gallery-main { min-height:450px; }
  .related-products .product-grid { grid-template-columns:repeat(4,1fr); }
}
@media (max-width: 900px) {
  .catalog-shell { grid-template-columns:1fr; }
  .catalog-sidebar { display:none; position:static; }.catalog-sidebar.open { display:block; }
  .filter-mobile-button { display:inline-flex; }
  .catalog-product-grid { grid-template-columns:repeat(3,1fr); }
  .product-detail-grid { grid-template-columns:1fr; }.gallery-main { min-height:420px; }.product-info { padding:0; }
  .spec-grid { grid-template-columns:1fr 1fr; }.related-products .product-grid { grid-template-columns:repeat(3,1fr); }
  .cart-layout,.checkout-layout { grid-template-columns:1fr; }.order-summary { position:static; }
  .contact-layout { grid-template-columns:1fr; }.contact-cards { grid-template-columns:repeat(3,1fr); }
}
@media (max-width: 600px) {
  .catalog-title-row { align-items:start; }.catalog-title-row h1,.page-heading h1 { font-size:2rem; }.catalog-toolbar { align-items:flex-start; }.catalog-toolbar label { flex-direction:column;align-items:flex-start; }
  .catalog-product-grid { grid-template-columns:repeat(2,1fr); }.catalog-product-grid .product-card { display:block !important; }
  .product-gallery { grid-template-columns:1fr; }.gallery-thumbs { grid-template-columns:repeat(4,1fr);grid-row:2; }.gallery-main { min-height:310px;padding:24px; }.product-detail-grid { padding:14px; }.detail-actions { grid-template-columns:1fr; }
  .spec-grid { grid-template-columns:1fr; }.related-products .product-grid { grid-template-columns:repeat(2,1fr); }.related-products .product-card { display:block !important; }
  .cart-line { grid-template-columns:72px 1fr; }.cart-line-image { width:72px;height:72px; }.cart-line .qty-control,.cart-line-price { grid-column:2;justify-self:start;text-align:left; }
  .form-grid { grid-template-columns:1fr; }.form-grid .full { grid-column:auto; }.contact-cards { grid-template-columns:1fr; }.highlight-grid { grid-template-columns:1fr; }
  .wishlist-grid .product-card { display:block !important; }
}

/* Catalog/detail grids must not inherit Batch 1 homepage carousel hiding rules. */
@media (max-width: 1180px) {
  .catalog-product-grid .product-card:nth-child(5),
  .related-products .product-card:nth-child(5) { display: block; }
}
@media (max-width: 900px) {
  .catalog-product-grid .product-card:nth-child(4),
  .catalog-product-grid .product-card:nth-child(5),
  .related-products .product-card:nth-child(4),
  .related-products .product-card:nth-child(5) { display: block; }
}
@media (max-width: 1180px) {
  .wishlist-grid .product-card:nth-child(5) { display: block; }
}
@media (max-width: 900px) {
  .wishlist-grid .product-card:nth-child(4),
  .wishlist-grid .product-card:nth-child(5) { display: block; }
}