/* Phone layout: same catalogue and checkout, no separate content or cart. */
@media (max-width: 600px) {
  html { scroll-padding-top: 90px; }
  .container { width: calc(100% - 32px); }
  .header-inner { height: 72px; gap: 8px; }
  .brand { flex: none; }
  .brand img { width: 43px; height: 49px; }
  .header-inner .header-shop { padding: 11px 12px; min-height: 44px; font-size: .9375rem; }
  .header-cart { min-width: 48px; min-height: 44px; justify-content: center; }
  .menu-toggle { width: 44px; height: 44px; padding: 10px; }
  .header-inner nav { top: 100%; padding: 12px 20px 24px; max-height: calc(100dvh - 110px); overflow-y: auto; overscroll-behavior: contain; }
  .header-inner nav a { min-height: 48px; font-size: 1rem; }
  .utility-inner { font-size: .75rem; gap: 8px; flex-wrap: wrap; }
  .utility-inner a { padding-block: 6px; }
  .store-page { padding-top: 18px; }
  .store-page .breadcrumbs { flex-wrap: wrap; overflow-wrap: anywhere; margin-bottom: 20px; }
  .store-heading { margin-bottom: 20px; }
  .store-heading h1 { font-size: clamp(1.9rem, 8vw, 2.5rem); }
  .store-heading p { margin-top: 12px; }
  .store-assistance { margin-top: 16px; padding: 12px 14px; gap: 4px 12px; }
  .store-preview-note { margin-bottom: 18px; }
  .catalog-tabs { flex-wrap: nowrap; gap: 16px; overflow-x: auto; overscroll-behavior-x: contain; padding: 4px 2px 5px; margin-bottom: 18px; scrollbar-width: thin; }
  .catalog-tab { flex: 0 0 auto; min-height: 48px; white-space: nowrap; }
  .catalog-tools { gap: 12px; }
  .catalog-search button { min-height: 44px; padding-inline: 12px; }
  .catalog-search input, .store-select select, .cart-quantity input, .field input, .field select, .field textarea { font-size: 16px; }
  .store-select { min-width: 0; }
  .store-select select { min-width: 0; flex: 1; }
  .product-grid { grid-template-columns: minmax(0, 1fr); gap: 18px; }
  .product-image { height: 225px; padding: 36px 24px 18px; }
  .product-image img { max-height: 175px; }
  .product-card-content { padding: 20px; }
  .product-card h2, .store-featured .product-card h2 { font-size: 1.25rem; line-height: 1.35; }
  .product-short, .bundle-components { font-size: 1rem; }
  .product-buy button { min-height: 50px; font-size: 1rem; }
  .product-image .bundle-images img { height: 165px; }
  .product-photo-pending { min-height: 150px; padding: 16px; }
  .product-photo-pending small { font-size: .75rem; }
  .bundle-images .product-photo-pending { min-width: 0; padding: 10px; font-size: .875rem; overflow-wrap: anywhere; }
  .product-detail { gap: 24px; grid-template-columns: minmax(0, 1fr); }
  .product-detail-image { min-height: 260px; padding: 22px 16px; }
  .product-detail-image img { height: 220px; }
  .product-detail-image .bundle-images img { height: 190px; }
  .product-detail-copy { min-width: 0; }
  .product-detail-copy h1 { font-size: clamp(1.7rem, 7vw, 2.1rem); overflow-wrap: anywhere; }
  .product-description { margin-top: 18px; }
  .product-add-row { gap: 12px; }
  .store-quantity input { width: 82px; }
  .product-add-row > .button { padding-inline: 12px; min-width: 0; }
  .product-section-links { gap: 8px 20px; margin-bottom: 12px; }
  .product-section-links a { min-height: 44px; }
  .product-specification { grid-template-columns: minmax(0, 1fr); }
  .product-spec-table { table-layout: fixed; }
  .product-spec-table th { width: 47%; padding-right: 14px; }
  .product-documents a, .bundle-detail-components a { overflow-wrap: anywhere; }
  .bundle-detail-components li { align-items: start; }
  .product-editorial-grid, .product-guidance, .product-documents { grid-template-columns: minmax(0, 1fr); }
  .product-content-section, .product-specification, .product-guidance section { scroll-margin-top: 92px; }
  .cart-layout { grid-template-columns: minmax(0, 1fr); }
  .cart-line { display: grid; grid-template-columns: 56px minmax(0, 1fr); align-items: start; gap: 12px; padding: 16px; }
  .cart-image { width: 56px; }
  .cart-product { min-width: 0; }
  .cart-quantity { grid-column: 2; margin: 0; justify-self: start; height: 46px; }
  .cart-quantity button { width: 44px; height: 44px; }
  .cart-quantity input { width: 48px; }
  .cart-line-price { grid-column: 2; text-align: left; margin: 0; max-width: none; }
  .cart-units { grid-column: 2; }
  .cart-product .plain-button { min-height: 44px; }
  .cart-image .product-photo-pending { min-height: 60px; padding: 4px; }
  .cart-image .product-photo-pending strong { font-size: .875rem; }
  .cart-image .product-photo-pending span, .cart-image .product-photo-pending small { display: none; }
  .cart-image .bundle-images .product-photo-pending { width: 55px; }
  .cart-overview, .order-form-container .form-card { padding: 20px; }
  .order-form-container, .form-grid, .form-section { min-width: 0; }
  .form-section { margin-inline: 0; }
  .store-feedback { bottom: max(12px, env(safe-area-inset-bottom)); left: 12px; right: 12px; padding: 16px; }
  .store-feedback span { flex-basis: calc(100% - 44px); overflow-wrap: anywhere; }
  .store-feedback button { width: 44px; height: 44px; top: 4px; right: 4px; }
  .store-feedback a { min-height: 44px; display: inline-flex; align-items: center; }
  .text-link { white-space: normal; }
  .hero h1 { font-size: clamp(2.4rem, 11vw, 3.35rem); }
  .footer-bottom { flex-wrap: wrap; overflow-wrap: anywhere; }
}
@media (max-width: 360px) {
  .container { width: calc(100% - 24px); }
  .header-inner { gap: 4px; }
  .product-card-content { padding: 16px; }
  .product-add-row { flex-wrap: wrap; }
  .product-add-row > .button { flex-basis: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}