:root {
  --ink: #1a1a1a;
  --ink-soft: #4a4a4a;
  --paper: #ffffff;
  --paper-soft: #f4f4f4;
  --line: #e2e2e2;
  --accent: #e07b23;
  --accent-dark: #c4661a;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-lg: 0 12px 28px rgba(0,0,0,.16);
  font-family: 'Segoe UI', system-ui, -apple-system, Roboto, Arial, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  color: var(--ink);
  background: var(--paper);
  line-height: 1.5;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- Header ---------- */
.site-header {
  border-bottom: 3px solid var(--ink);
  background: var(--paper);
  position: sticky;
  top: 0;
  z-index: 40;
}
.header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 20px;
  max-width: 1180px;
  margin: 0 auto;
}
.brand {
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.brand .wordmark {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: 1px;
  color: var(--ink);
}
.brand .wordmark span { color: var(--accent); }
.brand .tagline {
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--ink-soft);
  text-transform: uppercase;
  margin-top: 3px;
}
.main-nav {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}
.main-nav a {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .4px;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
}
.main-nav a:hover, .main-nav a.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--ink);
  border-radius: 6px;
  padding: 8px 10px;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--ink);
  position: relative;
}
.nav-toggle span::before, .nav-toggle span::after {
  content: '';
  position: absolute;
}
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }

@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .main-nav {
    display: none;
    flex-direction: column;
    gap: 0;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    padding: 6px 20px 14px;
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 10px 0; border-bottom: 1px solid var(--line); }
}

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(135deg, #161616 0%, #2b2b2b 100%);
  color: #fff;
  padding: 56px 0 44px;
}
.hero .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.hero h1 {
  font-size: clamp(26px, 4vw, 40px);
  margin: 0 0 10px;
  max-width: 640px;
}
.hero h1 em {
  font-style: normal;
  color: var(--accent);
}
.hero p {
  color: #cfcfcf;
  max-width: 520px;
  margin: 0 0 20px;
}
.hero .cta {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  padding: 12px 24px;
  border-radius: 6px;
  letter-spacing: .3px;
}
.hero .cta:hover { background: var(--accent-dark); }
.hero-stats {
  display: flex;
  gap: 28px;
}
.hero-stats div { text-align: center; }
.hero-stats strong { display: block; font-size: 26px; color: var(--accent); }
.hero-stats span { font-size: 12px; color: #bbb; text-transform: uppercase; letter-spacing: .5px; }

/* ---------- Section heading ---------- */
.section-heading {
  text-align: center;
  margin: 52px 0 28px;
}
.section-heading .kicker {
  color: var(--accent);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
}
.section-heading h2 {
  margin: 6px 0 0;
  font-size: 28px;
}
.section-heading .rule {
  width: 60px;
  height: 3px;
  background: var(--accent);
  margin: 14px auto 0;
}

/* ---------- Category grid (home) ---------- */
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 20px;
  padding-bottom: 60px;
}
.category-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  box-shadow: var(--shadow);
  color: #fff;
  isolation: isolate;
  transition: transform .18s ease, box-shadow .18s ease;
}
.category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.category-card .cat-bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  filter: saturate(0) brightness(.55);
  transform: scale(1.02);
}
.category-card .cat-tint {
  position: absolute; inset: 0;
  mix-blend-mode: multiply;
  opacity: .88;
}
.category-card .cat-diag {
  position: absolute; inset: 0;
  background: linear-gradient(115deg, rgba(0,0,0,.55) 0%, rgba(0,0,0,0) 55%);
}
.category-card .cat-icon {
  position: absolute;
  right: 14px; bottom: 14px;
  width: 46px; height: 46px;
  opacity: .9;
}
.category-card .cat-icon svg { width: 100%; height: 100%; }
.category-card .cat-body {
  position: relative;
  z-index: 2;
  padding: 16px;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}
.category-card .cat-title {
  font-weight: 800;
  font-size: 16px;
  line-height: 1.25;
  letter-spacing: .3px;
  text-transform: uppercase;
  text-shadow: 0 1px 3px rgba(0,0,0,.4);
}
.category-card .cat-count {
  margin-top: 8px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .5px;
  background: rgba(255,255,255,.18);
  border: 1px solid rgba(255,255,255,.5);
  padding: 3px 9px;
  border-radius: 999px;
  align-self: flex-start;
}
.category-card .cat-label-strip {
  position: relative;
  z-index: 2;
  margin-top: auto;
  padding: 10px 14px;
  background: rgba(0,0,0,.35);
  font-size: 12px;
  font-weight: 600;
}

/* ---------- About strip ---------- */
.about-strip {
  background: var(--paper-soft);
  padding: 40px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}
.about-item h3 { margin: 0 0 6px; font-size: 16px; }
.about-item p { margin: 0; color: var(--ink-soft); font-size: 14px; }

/* ---------- Catalog layout ---------- */
.catalog-toolbar {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 0 8px;
  flex-wrap: wrap;
}
.search-box {
  flex: 1 1 260px;
  display: flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 14px;
  gap: 8px;
  background: #fff;
}
.search-box input {
  border: none;
  outline: none;
  flex: 1;
  font-size: 14px;
}
.search-box svg { width: 18px; height: 18px; color: var(--ink-soft); flex: none; }
.results-count { font-size: 13px; color: var(--ink-soft); white-space: nowrap; }
.filter-toggle-btn {
  display: none;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 13px;
  font-weight: 600;
}

.catalog-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 28px;
  padding: 12px 0 60px;
  align-items: start;
}
.filters-panel {
  position: sticky;
  top: 90px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  max-height: calc(100vh - 110px);
  overflow-y: auto;
}
.filters-panel h4 {
  margin: 0 0 10px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .6px;
  color: var(--ink-soft);
}
.filter-cat {
  margin-bottom: 6px;
}
.filter-cat > button {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  background: none;
  border: none;
  text-align: left;
  padding: 8px 6px;
  border-radius: 6px;
  font-size: 13.5px;
  font-weight: 600;
}
.filter-cat > button:hover { background: var(--paper-soft); }
.filter-cat > button.active { background: var(--accent); color: #fff; }
.filter-cat .swatch {
  width: 10px; height: 10px; border-radius: 50%; flex: none;
}
.filter-cat .count { font-weight: 400; opacity: .7; font-size: 11.5px; }
.sub-list {
  list-style: none;
  margin: 2px 0 8px;
  padding-left: 20px;
  display: none;
}
.sub-list.open { display: block; }
.sub-list li a {
  display: block;
  font-size: 12.5px;
  color: var(--ink-soft);
  padding: 5px 6px;
  border-radius: 6px;
}
.sub-list li a:hover { background: var(--paper-soft); }
.sub-list li a.active { color: var(--accent); font-weight: 700; }
.clear-filters {
  margin-top: 10px;
  font-size: 12.5px;
  color: var(--accent);
  font-weight: 600;
  background: none;
  border: none;
  padding: 4px 6px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 18px;
}
.product-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
  display: flex;
  flex-direction: column;
  transition: box-shadow .15s ease, transform .15s ease;
  cursor: pointer;
}
.product-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}
.product-card .thumb {
  aspect-ratio: 1 / 1;
  background: var(--paper-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px;
}
.product-card .thumb img { max-height: 100%; object-fit: contain; }
.product-card .info { padding: 12px 14px 14px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.product-card .cat-tag {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .4px;
  color: var(--accent);
}
.product-card .title {
  font-size: 13.5px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--ink);
  flex: 1;
}
.product-card .sku { font-size: 11px; color: var(--ink-soft); }
.product-card .quote-pill {
  margin-top: 4px;
  align-self: flex-start;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
  background: var(--ink);
  padding: 4px 10px;
  border-radius: 999px;
}

.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  color: var(--ink-soft);
}

@media (max-width: 900px) {
  .catalog-layout { grid-template-columns: 1fr; }
  .filters-panel {
    position: static;
    max-height: none;
    display: none;
  }
  .filters-panel.open { display: block; }
  .filter-toggle-btn { display: inline-block; }
}

/* ---------- Product modal ---------- */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(10,10,10,.6);
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 16px;
  overflow-y: auto;
  z-index: 100;
}
.modal-overlay.open { display: flex; }
.modal-box {
  background: #fff;
  border-radius: 12px;
  max-width: 880px;
  width: 100%;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.modal-close {
  position: absolute;
  top: 14px; right: 14px;
  background: rgba(0,0,0,.55);
  color: #fff;
  border: none;
  width: 34px; height: 34px;
  border-radius: 50%;
  font-size: 18px;
  line-height: 1;
  z-index: 3;
}
.modal-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}
.modal-gallery {
  background: var(--paper-soft);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.modal-gallery .main-photo {
  aspect-ratio: 1/1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.modal-gallery .main-photo img { max-height: 100%; object-fit: contain; }
.modal-thumbs { display: flex; gap: 8px; flex-wrap: wrap; }
.modal-thumbs img {
  width: 52px; height: 52px; object-fit: contain;
  background: #fff; border: 1px solid var(--line); border-radius: 6px;
  padding: 4px; cursor: pointer;
}
.modal-thumbs img.active { border-color: var(--accent); }
.modal-info { padding: 30px 30px 30px 24px; }
.modal-info .cat-tag {
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  letter-spacing: .5px; color: var(--accent);
}
.modal-info h2 { margin: 8px 0 4px; font-size: 22px; }
.modal-info .sku { font-size: 12.5px; color: var(--ink-soft); margin-bottom: 16px; }
.modal-info .desc { font-size: 14px; color: var(--ink-soft); line-height: 1.6; }
.modal-info .actions { margin-top: 22px; display: flex; gap: 10px; flex-wrap: wrap; }
.modal-info .btn {
  font-size: 13px; font-weight: 700; padding: 11px 18px; border-radius: 7px;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); }
.btn-secondary { background: var(--paper-soft); color: var(--ink); border: 1px solid var(--line); }

@media (max-width: 680px) {
  .modal-grid { grid-template-columns: 1fr; }
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--ink);
  color: #ccc;
  padding: 40px 0 24px;
  margin-top: 20px;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 24px;
  padding-bottom: 24px;
}
.footer-grid h4 { color: #fff; font-size: 13px; text-transform: uppercase; letter-spacing: .5px; margin: 0 0 12px; }
.footer-grid a, .footer-grid p { color: #aaa; font-size: 13px; display: block; margin-bottom: 8px; }
.footer-grid a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid #333;
  padding-top: 18px;
  font-size: 12px;
  color: #888;
  text-align: center;
}