:root {
  --catalog-border: #d9d4ca;
  --catalog-soft: #eee9df;
  --catalog-ink: #1f2524;
  --catalog-accent: #a44a2d;
}

.catalog-app { min-height: 70vh; }
.catalog-container { width: min(1180px, calc(100% - 40px)); margin: 0 auto; padding: 24px 0 58px; }
.loading-state { padding: 56px 20px; text-align: center; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 18px; color: #686e6b; font-size: .9rem; }
.breadcrumbs a { color: inherit; }
.listing-header { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 32px; align-items: end; margin-bottom: 20px; }
.listing-header h1, .product-summary h1 { max-width: 780px; margin: 6px 0 12px; font-size: clamp(2rem, 4vw, 3.8rem); line-height: 1.03; letter-spacing: -.045em; }
.listing-header p { max-width: 720px; }
.category-strip { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; margin: 20px 0; }
.category-strip a { min-height: 132px; padding: 20px; border: 1px solid var(--catalog-border); border-radius: 16px; background: #fff; color: inherit; text-decoration: none; }
.category-strip a:hover { border-color: var(--catalog-accent); transform: translateY(-2px); }
.category-strip strong, .category-strip span { display: block; }
.category-strip span { margin-top: 8px; color: #666; font-size: .9rem; line-height: 1.45; }
.filter-panel { margin: 22px 0 12px; }
.catalog-controls { display: grid; grid-template-columns: minmax(260px, 1.6fr) minmax(170px, .7fr) minmax(170px, .7fr) auto auto; gap: 12px; align-items: end; padding: 18px; border: 1px solid var(--catalog-border); border-radius: 18px; background: #fffdf9; color: var(--catalog-ink); box-shadow: 0 12px 30px rgba(31, 35, 33, .07); }
.catalog-controls label span { display: block; margin-bottom: 7px; font-size: .8rem; color: #666d69; }
.catalog-controls input, .catalog-controls select { width: 100%; min-height: 48px; border: 1px solid var(--catalog-border); border-radius: 10px; background: #fff; color: #1f2524; padding: 0 13px; font: inherit; }
.catalog-controls .button { min-height: 48px; }
.search-control { position: relative; }
.catalog-controls .search-help { margin: 7px 2px 0; color: #6b706e; font-size: .72rem; line-height: 1.35; }
.catalog-controls .search-suggestions { position: absolute; z-index: 12; top: calc(100% - 1px); right: 0; left: 0; overflow: hidden; margin: 0; border: 1px solid #d7d2c9; border-radius: 12px; background: #fff; box-shadow: 0 18px 40px #1118; }
.catalog-controls .search-suggestions[hidden] { display: none; }
.catalog-controls .search-suggestions a { display: flex; justify-content: space-between; gap: 16px; padding: 12px 14px; color: #1f2524; text-decoration: none; }
.catalog-controls .search-suggestions a + a { border-top: 1px solid #ece8e1; }
.catalog-controls .search-suggestions a:hover, .catalog-controls .search-suggestions a:focus-visible { background: #f5f1eb; outline: 0; }
.catalog-controls .search-suggestions strong, .catalog-controls .search-suggestions small { display: block; margin: 0; }
.catalog-controls .search-suggestions small { flex: 0 0 auto; color: #6b706e; font-size: .72rem; text-align: right; }
.reset-link { min-height: 48px; border: 0; background: transparent; color: var(--catalog-accent); text-decoration: underline; cursor: pointer; }
.mobile-filter-toggle { display: none; }
.result-line { display: flex; justify-content: space-between; gap: 20px; padding: 10px 0 16px; color: #6a6f6d; font-size: .9rem; }
.catalog-pagination { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin: 34px 0 10px; }
.catalog-pagination a, .catalog-pagination strong { display: grid; min-width: 42px; min-height: 42px; place-items: center; border: 1px solid #d5d1ca; border-radius: 10px; color: #25302d; text-decoration: none; }
.catalog-pagination strong { border-color: var(--accent); color: #fff; background: var(--accent); }
.product-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.product-card { overflow: hidden; border: 1px solid var(--catalog-border); border-radius: 18px; background: #fff; }
.product-image { position: relative; display: block; aspect-ratio: 4 / 3; overflow: hidden; background: var(--catalog-soft); }
.product-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .25s ease; }
.product-image:hover img { transform: scale(1.02); }
.product-card-body { padding: 20px; }
.product-category { margin: 0 0 5px; color: #777; font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; }
.product-card h2 { margin: 0; font-size: 1.35rem; line-height: 1.2; }
.product-card h2 a { color: inherit; text-decoration: none; }
.card-price, .product-price { color: var(--catalog-accent); font-weight: 800; }
.card-feature { margin: 7px 0; color: #5d625f; font-size: .9rem; }
.card-actions { display: grid; gap: 10px; }
.card-actions .button { width: 100%; }
.text-action { border: 0; background: transparent; color: var(--catalog-accent); text-decoration: underline; cursor: pointer; font: inherit; }
.empty-state { grid-column: 1 / -1; padding: 60px 24px; border: 1px dashed var(--catalog-border); border-radius: 18px; text-align: center; }
.empty-actions { display: flex; justify-content: center; gap: 10px; margin-top: 24px; }
.help-block, .category-after { margin-top: 40px; }
.help-block { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 26px; border-radius: 20px; background: var(--catalog-soft); }
.help-block h2, .category-after h2 { margin: 5px 0 10px; }
.category-after { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; padding-top: 32px; border-top: 1px solid var(--catalog-border); }
.category-after details, .product-faq details { grid-column: 1 / -1; padding: 16px 0; border-top: 1px solid var(--catalog-border); }
.category-after summary, .product-faq summary { cursor: pointer; font-weight: 700; }
.related-links { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 14px; }
.draft-notice { margin-bottom: 24px; padding: 14px 18px; border: 1px solid #d8ba86; border-radius: 12px; background: #fff6e4; }
.product-top { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(340px, .85fr); gap: 38px; }
.gallery-main { display: block; width: 100%; padding: 0; overflow: hidden; border: 0; border-radius: 20px; background: var(--catalog-soft); cursor: zoom-in; }
.gallery-main img { display: block; width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; }
.gallery-thumbs { display: flex; gap: 10px; margin-top: 10px; overflow-x: auto; }
.gallery-thumbs button { flex: 0 0 88px; padding: 0; overflow: hidden; border: 2px solid transparent; border-radius: 9px; background: transparent; }
.gallery-thumbs button.active { border-color: var(--catalog-accent); }
.gallery-thumbs img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.product-price { margin: 20px 0; font-size: 1.65rem; }
.summary-points { padding-left: 20px; line-height: 1.7; }
.product-actions { display: grid; gap: 10px; margin-top: 26px; }
.contact-placeholder { margin-top: 16px; color: #757a77; font-size: .85rem; }
.product-content { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(280px, .7fr); gap: 38px; margin-top: 44px; }
.product-content aside { align-self: start; padding: 24px; border-radius: 18px; background: var(--catalog-soft); }
.spec-list { border-top: 1px solid var(--catalog-border); }
.spec-list div { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; padding: 13px 0; border-bottom: 1px solid var(--catalog-border); }
.spec-list dt { color: #6c716e; }
.spec-list dd { margin: 0; font-weight: 700; }
.data-notice { padding: 20px; border-radius: 14px; background: #fff6e4; }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 40px; }
.service-grid > div { padding: 22px; border: 1px solid var(--catalog-border); border-radius: 16px; }
.service-grid h2 { font-size: 1.15rem; }
.product-faq, .related-products { margin-top: 40px; }
.request-dialog { width: min(920px, calc(100% - 24px)); max-height: min(94vh, 960px); padding: 0; overflow: auto; border: 0; border-radius: 26px; background: #fff; }
.request-dialog::backdrop, .lightbox::backdrop { background: rgba(15, 18, 17, .72); backdrop-filter: blur(3px); }
.request-dialog-shell { position: relative; padding: clamp(26px, 5vw, 46px); }
.request-dialog-shell > h2 { max-width: calc(100% - 58px); margin: 5px 0 6px; font-size: clamp(1.7rem, 4vw, 2.4rem); }
.dialog-close { position: absolute; top: 14px; right: 14px; width: 42px; height: 42px; border: 0; border-radius: 50%; background: var(--catalog-soft); font-size: 1.6rem; cursor: pointer; }
.dialog-context { margin: 0 50px 22px 0; color: #686d6a; }
.request-dialog .request-form { padding: 0; border: 0; border-radius: 0; background: transparent; box-shadow: none; }
.form-status.success { padding: 16px; border-radius: 12px; background: #e8f3e9; color: #254b2c; }
.form-status.error { color: #a22727; }
.lightbox { max-width: min(1000px, 94vw); padding: 0; border: 0; background: transparent; }
.lightbox img { display: block; max-width: 92vw; max-height: 88vh; border-radius: 14px; }
.lightbox button { position: fixed; top: 20px; right: 20px; width: 46px; height: 46px; border: 0; border-radius: 50%; font-size: 1.7rem; cursor: pointer; }
.standalone-estimate, .not-found { min-height: 65vh; display: flex; flex-direction: column; justify-content: center; align-items: flex-start; }
.standalone-estimate > div:last-child, .not-found { max-width: 760px; }
.not-found > div { display: flex; gap: 10px; }
.catalog-footer { margin-bottom: 0; }
.catalog-mobile-actions { display: none; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible { outline: 3px solid #e39a63; outline-offset: 3px; }

@media (max-width: 900px) {
  .category-strip { grid-template-columns: 1fr 1fr; }
  .catalog-controls { grid-template-columns: 1fr 1fr; }
  .search-control { grid-column: 1 / -1; }
  .product-grid { grid-template-columns: 1fr 1fr; }
  .product-top, .product-content { grid-template-columns: 1fr; }
  .product-summary { max-width: 720px; }
  .service-grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .catalog-container { width: min(100% - 28px, 1180px); padding-top: 16px; padding-bottom: 84px; }
  .listing-header { grid-template-columns: 1fr; gap: 18px; }
  .listing-header .button { width: 100%; }
  .category-strip { display: flex; overflow-x: auto; margin-inline: -14px; padding: 0 14px 8px; }
  .category-strip a { flex: 0 0 78%; }
  .mobile-filter-toggle { display: block; width: 100%; min-height: 48px; margin-top: 18px; border: 1px solid var(--catalog-border); border-radius: 11px; background: #fff; font: inherit; font-weight: 700; }
  .filter-panel { display: none; margin-top: 10px; }
  .filter-panel.open { display: block; }
  .catalog-controls { grid-template-columns: 1fr; }
  .search-control { grid-column: auto; }
  .result-line { display: block; }
  .result-line span { display: block; margin-top: 5px; }
  .product-grid { grid-template-columns: 1fr; }
  .help-block, .category-after { grid-template-columns: 1fr; }
  .help-block { align-items: stretch; }
  .related-links { display: grid; }
  .product-top { gap: 24px; }
  .product-summary h1 { font-size: 2.25rem; }
  .product-content { gap: 20px; margin-top: 32px; }
  .service-options { display: grid; grid-template-columns: 1fr 1fr; }
  .request-dialog-shell { padding: 24px 18px; }
  .request-dialog { max-height: 96vh; }
  .catalog-mobile-actions { display: grid; grid-template-columns: 1fr 1fr; }
  .catalog-mobile-actions button {
    min-height: 44px;
    border: 0;
    border-radius: 9px;
    font: inherit;
    font-size: 12px;
    font-weight: 800;
    cursor: pointer;
  }
  .empty-actions, .not-found > div { flex-direction: column; width: 100%; }
}