:root {
  --ink: #1c242b;
  --navy: #183243;
  --navy-deep: #0b1f2e;
  --steel: #315f7a;
  --muted: #6b747b;
  --line: #dfe4e6;
  --soft-line: #eef1f2;
  --white: #ffffff;
  --paper: #f4f5f3;
  --paper-2: #ecefec;
  --gold: #c7a254;
  --green: #496a59;
  --shadow: 0 8px 24px rgba(30, 43, 49, 0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  line-height: 1.5;
}
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { cursor: pointer; }
.wrap { width: min(calc(100% - 32px), 1240px); margin-inline: auto; }

.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255, 255, 255, 0.96); backdrop-filter: blur(14px) saturate(150%); border-bottom: 1px solid rgba(223, 228, 230, 0.9); }
.site-header > .wrap { position: relative; }
.header-logo {
  height: 3.6rem;
  display: flex;
  align-items: center;
}
.logo { min-width: 8.3rem; display: flex; align-items: center; }
.logo img { display: block; width: auto; height: 40px; object-fit: contain; }
.logo-fallback { display: none; color: var(--navy); font-weight: 800; }
.main-nav { height: 2.75rem; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--soft-line); }
.main-nav a {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  color: var(--navy);
  font-size: 0.74rem;
  font-weight: 650;
  white-space: nowrap;
}
.main-nav a + a { border-left: 1px solid var(--soft-line); }
.main-nav a.active { color: var(--steel); }
.main-nav a.active::after {
  content: "";
  position: absolute;
  right: 28%;
  bottom: 0;
  left: 28%;
  height: 2px;
  background: var(--gold);
}
.header-search { position: absolute; top: 0.55rem; right: 0; width: 2.5rem; height: 2.5rem; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--navy); background: var(--white); }
.header-search:hover { color: var(--steel); border-color: #bbc8ce; }
.header-search svg, .search-jump-form svg, .vehicle-search svg, .filter-toggle svg, .vehicle-picker-button svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

.search-jump { border-bottom: 1px solid var(--line); background: var(--navy-deep); }
.search-jump-inner { min-height: 64px; display: grid; grid-template-columns: 160px minmax(0, 520px); align-items: center; gap: 24px; }
.search-jump strong { color: var(--white); font-size: 13px; font-weight: 700; }
.search-jump-form { height: 38px; display: grid; grid-template-columns: 38px minmax(0, 1fr) 40px; align-items: center; overflow: hidden; border: 1px solid rgba(255,255,255,.34); border-radius: 4px; color: #68808f; background: var(--white); }
.search-jump-form > svg { justify-self: center; width: 16px; height: 16px; }
.search-jump-form input { width: 100%; height: 100%; min-width: 0; padding: 0; border: 0; outline: 0; color: var(--ink); background: transparent; }
.search-jump-form input::placeholder { color: #849198; }
.search-jump-form:focus-within { border-color: var(--gold); box-shadow: 0 0 0 2px rgba(199,162,84,.2); }
.search-jump-form button { height: 100%; display: grid; place-items: center; border: 0; border-left: 1px solid var(--line); color: var(--white); background: var(--steel); }
.search-jump-form button:hover { background: #254c64; }
.search-jump-form button svg { width: 17px; height: 17px; }

.catalogue-head { padding: 38px 0 0; background: var(--white); }
.title-row { display: block; }
.eyebrow {
  margin: 0 0 5px;
  color: var(--steel);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}
h1 {
  margin: 0;
  color: var(--navy);
  font-size: 38px;
  line-height: 1.12;
  font-weight: 780;
  letter-spacing: 0;
}
.region-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 34px;
  border-top: 1px solid var(--soft-line);
}
.region-tab {
  position: relative;
  height: 58px;
  border: 0;
  background: transparent;
  color: #5b686f;
  font-size: 15px;
  font-weight: 720;
}
.region-tab + .region-tab { border-left: 1px solid var(--soft-line); }
.region-tab:hover { color: var(--navy); background: #fafbfb; }
.region-tab.active { color: var(--steel); }
.region-tab.active::after {
  content: "";
  position: absolute;
  right: 24%;
  bottom: -1px;
  left: 24%;
  height: 3px;
  background: var(--gold);
}

.pdf-band { border-block: 1px solid #d9dfdf; background: #edf1ef; }
.pdf-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.pdf-copy { display: flex; align-items: center; gap: 13px; min-width: 0; }
.pdf-mark {
  width: 42px;
  height: 48px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border: 1px solid #c8d0cd;
  border-radius: 4px;
  color: var(--steel);
  background: var(--white);
  font-size: 10px;
  font-weight: 850;
}
.pdf-copy div { display: grid; min-width: 0; }
.pdf-copy strong { overflow: hidden; color: var(--navy); font-size: 14px; text-overflow: ellipsis; white-space: nowrap; }
.pdf-copy div span { color: var(--muted); font-size: 12px; }
.download-link {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 15px;
  border: 1px solid var(--navy);
  border-radius: 5px;
  color: var(--white);
  background: var(--navy);
  font-size: 12px;
  font-weight: 760;
  white-space: nowrap;
}
.download-link:hover { background: #23485d; }
.download-link.disabled {
  cursor: default;
  border-color: #aeb8bc;
  color: #6f7b80;
  background: transparent;
}

.catalogue-body { padding: 28px 0 54px; }
.catalog-layout {
  display: grid;
  grid-template-columns: 238px minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}
.filter-sidebar {
  position: sticky;
  top: 90px;
  max-height: calc(100vh - 110px);
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--white);
}
.filter-head, .filter-section { padding: 16px; }
.filter-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--soft-line);
}
.filter-head h2 { margin: 0; color: var(--navy); font-size: 16px; }
.clear-button { padding: 2px 0; border: 0; color: var(--steel); background: none; font-size: 12px; font-weight: 720; }
.filter-section + .filter-section { border-top: 1px solid var(--soft-line); }
.filter-section h3 { margin: 0 0 11px; color: #49575e; font-size: 12px; font-weight: 820; text-transform: uppercase; }
.section-title-row { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
.section-title-row span { color: var(--muted); font-size: 10px; }
.filter-list { display: grid; gap: 4px; }
.vehicle-list { max-height: 230px; overflow: auto; padding: 4px 4px 4px 0; }
.filter-option {
  min-height: 29px;
  display: grid;
  grid-template-columns: 16px minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  color: #344148;
  font-size: 12px;
  cursor: pointer;
}
.filter-option input { width: 14px; height: 14px; margin: 0; accent-color: var(--steel); }
.filter-count { color: #929da2; font-size: 10px; }
.filter-group + .filter-group { margin-top: 3px; }
.filter-parent-row { display: grid; grid-template-columns: minmax(0, 1fr) 28px; align-items: center; }
.filter-parent { font-weight: 740; }
.filter-toggle { width: 28px; height: 28px; display: grid; place-items: center; padding: 0; border: 0; border-radius: 3px; color: #77858c; background: transparent; }
.filter-toggle:hover { color: var(--navy); background: var(--paper); }
.filter-toggle svg { width: 15px; height: 15px; transition: transform .18s ease; }
.filter-toggle[aria-expanded="true"] svg { transform: rotate(180deg); }
.filter-children { display: grid; gap: 2px; margin: 1px 0 7px 24px; padding-left: 10px; border-left: 2px solid #edf0f1; }
.filter-children[hidden] { display: none; }
.filter-child { color: #5b686f; }
.filter-empty { padding: 5px 0; color: #909ba0; font-size: 11px; }

.vehicle-picker { position: relative; }
.vehicle-picker-button { width: 100%; min-height: 38px; display: grid; grid-template-columns: minmax(0, 1fr) 18px; align-items: center; gap: 8px; padding: 0 10px; border: 1px solid #ccd5d8; border-radius: 4px; color: #44535b; background: var(--white); text-align: left; }
.vehicle-picker-button span { overflow: hidden; font-size: 12px; font-weight: 650; text-overflow: ellipsis; white-space: nowrap; }
.vehicle-picker-button svg { width: 15px; height: 15px; transition: transform .18s ease; }
.vehicle-picker.open .vehicle-picker-button { border-color: var(--steel); box-shadow: 0 0 0 2px rgba(49,95,122,.1); }
.vehicle-picker.open .vehicle-picker-button svg { transform: rotate(180deg); }
.vehicle-picker-panel { margin-top: 7px; padding: 8px; border: 1px solid var(--line); border-radius: 4px; background: var(--white); box-shadow: var(--shadow); }
.vehicle-picker-panel[hidden] { display: none; }
.vehicle-search { height: 34px; display: grid; grid-template-columns: 28px minmax(0, 1fr); align-items: center; margin-bottom: 5px; border: 1px solid var(--line); border-radius: 3px; color: #7d8b92; background: var(--paper); }
.vehicle-search svg { justify-self: center; width: 14px; height: 14px; }
.vehicle-search input { width: 100%; min-width: 0; height: 100%; padding: 0 7px 0 0; border: 0; outline: 0; color: var(--ink); background: transparent; font-size: 11px; }

.results-area { min-width: 0; }
.results-toolbar {
  min-height: 42px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  border-bottom: 1px solid var(--line);
}
.results-toolbar p { margin: 0; color: var(--muted); font-size: 12px; }
.results-toolbar strong { color: var(--navy); font-size: 18px; }
.active-filters { min-height: 28px; display: flex; flex-wrap: wrap; gap: 6px; padding: 9px 0; }
.active-chip {
  display: inline-flex;
  align-items: center;
  min-height: 25px;
  padding: 0 8px;
  border: 1px solid #d4dcde;
  border-radius: 4px;
  color: #4d5a61;
  background: var(--white);
  font-size: 10px;
}
.product-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.product-card {
  min-width: 0;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
  background: var(--white);
  box-shadow: 0 2px 7px rgba(30, 43, 49, 0.04);
  contain: layout paint;
  content-visibility: auto;
  contain-intrinsic-size: 320px 440px;
}
.product-card:hover { border-color: #aebbc0; box-shadow: var(--shadow); }
.product-image {
  position: relative;
  aspect-ratio: 4 / 3;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-bottom: 1px solid var(--soft-line);
  background:
    linear-gradient(135deg, rgba(203, 213, 218, 0.28), rgba(232, 236, 238, 0.8)),
    #f1f3f3;
}
.product-image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 8px;
}
.image-fallback { color: #9aa4a8; font-size: 20px; font-weight: 800; }
.region-badge {
  position: absolute;
  top: 8px;
  left: 8px;
  padding: 3px 6px;
  border: 1px solid rgba(255, 255, 255, 0.75);
  border-radius: 3px;
  color: var(--white);
  background: rgba(23, 51, 67, 0.88);
  font-size: 9px;
  font-weight: 780;
}
.product-info { flex: 1; padding: 14px; }
.product-name { margin: 0 0 12px; min-height: 42px; color: var(--navy); font-size: 14px; line-height: 1.45; font-weight: 760; }
.product-data { margin: 6px 0 0; display: grid; grid-template-columns: 64px minmax(0, 1fr); gap: 8px; font-size: 11px; }
.product-data span { color: var(--muted); font-weight: 600; }
.product-data strong { overflow: hidden; color: var(--ink); font-weight: 750; text-overflow: ellipsis; white-space: nowrap; }
.product-number { margin: 10px 0 0; color: #89949a; font-size: 10px; font-weight: 600; }
.product-tags { min-height: 26px; display: flex; flex-wrap: wrap; gap: 5px; margin-top: 9px; }
.product-tag { padding: 2px 5px; border-radius: 3px; color: #41534a; background: #e9efeb; font-size: 9px; font-weight: 720; }
.product-tag.adjustment { color: #715c24; background: #f3ecd9; }
.product-link {
  min-height: 42px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 13px;
  border-top: 1px solid #244b62;
  color: var(--white);
  background: var(--steel);
  font-size: 11px;
  font-weight: 760;
}
.product-link:hover { color: var(--white); background: var(--navy); }
.empty-state { padding: 54px 20px; border: 1px solid var(--line); background: var(--white); text-align: center; }
.empty-state h2 { margin: 0; color: var(--navy); font-size: 18px; }
.empty-state p { margin: 6px 0 0; color: var(--muted); font-size: 12px; }
.pagination { min-height: 44px; display: flex; justify-content: center; gap: 5px; margin-top: 24px; }
.page-button {
  width: 36px;
  height: 36px;
  border: 1px solid #ccd5d8;
  border-radius: 4px;
  color: var(--navy);
  background: var(--white);
  font-size: 12px;
  font-weight: 700;
}
.page-button:hover:not(:disabled), .page-button.active { border-color: var(--navy); color: var(--white); background: var(--navy); }
.page-button:disabled { cursor: default; opacity: 0.4; }

.site-footer { border-top: 1px solid #2d4856; color: rgba(255, 255, 255, 0.74); background: var(--navy); }
.footer-inner { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 20px; font-size: 11px; }

@media (min-width: 900px) {
  html { scroll-padding-top: 5rem; }
  .site-header { height: 4.6rem; display: flex; align-items: center; }
  .site-header > .wrap { display: flex; align-items: center; justify-content: space-between; }
  .header-logo { height: auto; }
  .logo img { height: 44px; }
  .main-nav { height: 4.6rem; display: flex; align-items: center; gap: 2.2rem; border: 0; }
  .main-nav a { height: 100%; padding: 0 0.15rem; border: 0 !important; font-size: 0.9rem; }
  .main-nav a.active::after { right: 0; left: 0; }
  .header-search { position: static; width: 2.65rem; height: 2.65rem; margin-left: 1.3rem; }
}

@media (max-width: 980px) {
  .catalog-layout { grid-template-columns: 210px minmax(0, 1fr); gap: 18px; }
  .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 720px) {
  .wrap { width: min(calc(100% - 24px), 1240px); }
  .search-jump-inner { min-height: 74px; grid-template-columns: 1fr; gap: 6px; padding-block: 10px; }
  .search-jump strong { font-size: 11px; }
  .search-jump-form { width: 100%; }
  .catalogue-head { padding-top: 27px; }
  h1 { font-size: 30px; }
  .region-tabs { margin-top: 24px; }
  .region-tab { height: 50px; font-size: 13px; }
  .pdf-inner { min-height: 70px; }
  .pdf-copy div span { display: none; }
  .catalog-layout { grid-template-columns: 1fr; }
  .filter-sidebar { position: static; max-height: none; }
  .vehicle-list { max-height: 210px; }
  .results-toolbar { padding-top: 4px; }
}

@media (max-width: 460px) {
  .product-grid { grid-template-columns: 1fr; }
  .product-name { min-height: 0; }
  .pdf-copy strong { max-width: 165px; }
  .download-link { padding-inline: 10px; }
  .footer-inner { min-height: 72px; align-items: flex-start; flex-direction: column; justify-content: center; gap: 3px; }
}