body { background: #f4f1ea; }

.product-nav { position: sticky; }
.product-nav .nav-menu { margin-left: auto; }

.catalog-main,
.product-main { min-height: 70vh; }

.catalog-hero {
  background: var(--ink);
  color: var(--cream-2);
  padding: 72px 0 64px;
  border-bottom: 4px solid var(--accent);
}
.catalog-hero .eyebrow,
.product-eyebrow {
  display: block;
  color: var(--accent);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.catalog-hero h1 {
  max-width: 760px;
  font-size: 52px;
  line-height: 1.05;
  margin-bottom: 18px;
}
.catalog-hero p {
  max-width: 680px;
  color: var(--cream-3);
  font-size: 15px;
}

.catalog-section {
  padding: 64px 0 0;
  scroll-margin-top: 90px;
}
.catalog-section:last-child { padding-bottom: 72px; }
.catalog-section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  padding-bottom: 18px;
  margin-bottom: 24px;
  border-bottom: 1px solid #d7d2c8;
}
.catalog-section h2 { font-size: 34px; }
.catalog-section-head span {
  color: var(--ink-3);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .1em;
}
.model-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}
.model-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid #ddd8ce;
  transition: transform .18s, box-shadow .18s, border-color .18s;
}
.model-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
  box-shadow: 0 16px 36px rgba(26,26,26,.1);
}
.model-card-image {
  height: 235px;
  background: #ece9e1;
  overflow: hidden;
}
.model-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.model-card-image img.render { object-fit: contain; padding: 22px; }
.model-card-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 22px;
}
.model-card .model-code {
  color: var(--gold-dark);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
}
.model-card h3 { font-size: 23px; margin: 7px 0 10px; }
.model-card p { color: var(--ink-3); font-size: 13px; line-height: 1.6; }
.model-card-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 18px 0;
}
.model-card-specs span {
  padding: 6px 9px;
  background: var(--cream);
  color: var(--ink-2);
  font-size: 10px;
  font-weight: 600;
}
.model-card-link {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid #ece8df;
  color: var(--ink);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .05em;
  text-transform: uppercase;
}

.breadcrumb {
  padding: 22px 0;
  color: var(--ink-3);
  font-size: 12px;
}
.breadcrumb a:hover { color: var(--gold-dark); }
.product-hero {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(480px, 1.1fr);
  min-height: 570px;
  background: #fff;
  border-bottom: 4px solid var(--accent);
}
.product-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 64px max(40px, calc((100vw - 1200px) / 2));
  padding-right: 52px;
}
.product-copy h1 {
  font-size: 48px;
  line-height: 1.04;
  margin-bottom: 18px;
}
.product-copy > p {
  max-width: 580px;
  color: var(--ink-2);
  font-size: 15px;
  line-height: 1.7;
}
.product-image {
  min-height: 500px;
  background: #e9e5dc;
  overflow: hidden;
}
.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.product-image img.render { object-fit: contain; padding: 52px; }
.spec-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: #ddd8ce;
  margin: 28px 0;
  border: 1px solid #ddd8ce;
}
.spec {
  background: var(--cream);
  padding: 13px 15px;
}
.spec b { display: block; font-family: 'Playfair Display', serif; font-size: 18px; }
.spec span { color: var(--ink-3); font-size: 10px; letter-spacing: .08em; text-transform: uppercase; }
.product-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.product-button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  border: 2px solid var(--ink);
  color: var(--ink);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.product-button.primary { background: var(--accent); border-color: var(--accent); }
.product-button:hover { background: var(--ink); border-color: var(--ink); color: var(--accent); }

.product-content { padding: 72px 0; }
.product-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(380px, .72fr);
  gap: 56px;
  align-items: start;
}
.product-details h2,
.product-gallery h2,
.lead-card h2 { font-size: 34px; margin-bottom: 16px; }
.product-details p { color: var(--ink-2); line-height: 1.75; margin-bottom: 18px; }
.feature-list { display: grid; gap: 10px; margin: 24px 0 36px; }
.feature-list li {
  position: relative;
  padding: 13px 16px 13px 42px;
  background: #fff;
  border-left: 3px solid var(--accent);
  color: var(--ink-2);
}
.feature-list li::before {
  content: '✓';
  position: absolute;
  left: 16px;
  color: var(--gold-dark);
  font-weight: 700;
}
.pdf-list { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 18px; }
.pdf-list a {
  padding: 9px 12px;
  background: var(--ink);
  color: var(--cream-2);
  font-size: 11px;
  font-weight: 600;
}
.pdf-list a:hover { color: var(--accent); }

.lead-card {
  position: sticky;
  top: 96px;
  background: var(--ink);
  color: var(--cream-2);
  border-top: 5px solid var(--accent);
  padding: 34px;
}
.lead-card > p { color: var(--cream-3); font-size: 13px; margin-bottom: 24px; }
.product-form { display: grid; gap: 15px; }
.product-form label {
  display: grid;
  gap: 7px;
  color: var(--cream-2);
  font-size: 11px;
  font-weight: 700;
}
.product-form label small { color: var(--cream-3); font-weight: 400; }
.product-form input,
.product-form textarea {
  width: 100%;
  min-height: 48px;
  border: 1px solid #555;
  border-radius: 3px;
  background: #262626;
  color: #fff;
  font: inherit;
  padding: 12px 13px;
  outline: none;
}
.product-form textarea { min-height: 92px; resize: vertical; }
.product-form input:focus,
.product-form textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(255,196,46,.15); }
.product-form button {
  min-height: 50px;
  border: 0;
  background: var(--accent);
  color: var(--ink);
  font: inherit;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
  cursor: pointer;
}
.product-form button:hover { background: #ffd25e; }
.product-form-note { color: var(--cream-3); font-size: 10px; line-height: 1.5; }
.product-form-status { min-height: 15px; color: var(--accent); font-size: 11px; }

.product-gallery { margin-top: 64px; }
.gallery-grid {
  display: grid;
  grid-template-columns: 1.35fr .65fr .65fr;
  gap: 12px;
}
.gallery-grid img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  background: #ddd8ce;
}
.gallery-grid img:first-child { height: 100%; min-height: 250px; }

.product-footer { margin-top: 0; }

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  list-style: none;
}
.breadcrumb li:not(:last-child)::after {
  content: '/';
  margin-left: 7px;
  color: #aaa49a;
}
.breadcrumb [aria-current="page"] { color: var(--ink); font-weight: 600; }

.availability-note {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  margin: 0 0 18px;
  color: var(--gold-dark);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .05em;
  text-transform: uppercase;
}
.availability-note::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(255,196,46,.2);
}
.product-source-note {
  display: block;
  max-width: 580px;
  margin-top: 13px;
  color: var(--ink-3);
  font-size: 10px;
  line-height: 1.55;
}

.product-details > h3,
.product-documentation h3 { font-size: 24px; margin: 34px 0 12px; }
.product-details .section-intro { max-width: 760px; }

.application-grid,
.decision-grid,
.related-grid,
.support-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 24px 0 40px;
}
.application-card,
.decision-card,
.support-item {
  padding: 22px;
  background: #fff;
  border: 1px solid #ddd8ce;
}
.application-card span,
.decision-card span {
  color: var(--gold-dark);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.application-card h3,
.decision-card h3,
.support-item h3 { font-size: 20px; margin: 7px 0 9px; }
.application-card p,
.decision-card p,
.support-item p { color: var(--ink-3); font-size: 12px; line-height: 1.65; }

.specification-section,
.decision-section,
.support-section,
.related-section,
.product-faq { margin-top: 64px; }
.content-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 22px;
}
.content-heading h2 { max-width: 660px; font-size: 34px; }
.content-heading p { max-width: 470px; color: var(--ink-3); font-size: 13px; line-height: 1.65; }
.spec-table-wrap { overflow-x: auto; background: #fff; border: 1px solid #ddd8ce; }
.spec-table { width: 100%; border-collapse: collapse; }
.spec-table th,
.spec-table td { padding: 14px 16px; border-bottom: 1px solid #ece8df; text-align: left; }
.spec-table tr:last-child th,
.spec-table tr:last-child td { border-bottom: 0; }
.spec-table th { width: 42%; color: var(--ink-3); font-size: 11px; letter-spacing: .04em; text-transform: uppercase; }
.spec-table td { color: var(--ink); font-size: 13px; font-weight: 600; }

.decision-section {
  padding: 40px;
  background: #e9e5dc;
  border-top: 4px solid var(--accent);
}
.decision-grid { margin-bottom: 0; }

.product-documentation {
  margin-top: 36px;
  padding: 26px;
  background: #fff;
  border: 1px solid #ddd8ce;
}
.product-documentation h3 { margin-top: 0; }
.product-documentation p { margin-bottom: 0; }

.support-section {
  padding: 50px 0;
  background: var(--ink);
  color: var(--cream-2);
}
.support-section .content-heading p,
.support-item p { color: var(--cream-3); }
.support-item { background: #242424; border-color: #3a3a3a; }
.support-grid { margin-bottom: 0; }

.related-card {
  display: grid;
  grid-template-columns: 150px 1fr;
  min-height: 150px;
  background: #fff;
  border: 1px solid #ddd8ce;
  transition: transform .18s, border-color .18s, box-shadow .18s;
}
.related-card:hover { transform: translateY(-3px); border-color: var(--accent); box-shadow: 0 12px 28px rgba(26,26,26,.09); }
.related-card-image { min-height: 150px; background: #e9e5dc; overflow: hidden; }
.related-card img { width: 100%; height: 100%; object-fit: cover; }
.related-card img.render { object-fit: contain; padding: 16px; }
.related-card-body { display: flex; flex-direction: column; justify-content: center; padding: 18px; }
.related-card-body span { color: var(--gold-dark); font-size: 10px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.related-card-body h3 { font-size: 20px; margin: 6px 0; }
.related-card-body p { color: var(--ink-3); font-size: 11px; line-height: 1.5; }
.related-card.category-card { grid-template-columns: 1fr; background: var(--ink); color: var(--cream-2); }
.related-card.category-card .related-card-body p { color: var(--cream-3); }
.related-card.category-card:hover { color: var(--accent); }

.product-faq-list { display: grid; gap: 10px; }
.product-faq details { background: #fff; border: 1px solid #ddd8ce; }
.product-faq summary { padding: 18px 22px; cursor: pointer; font-weight: 700; }
.product-faq details p { padding: 0 22px 20px; color: var(--ink-3); font-size: 13px; line-height: 1.7; }

.product-final-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  margin-top: 64px;
  padding: 38px;
  background: var(--accent);
}
.product-final-cta h2 { font-size: 30px; }
.product-final-cta p { max-width: 650px; margin-top: 8px; color: var(--ink-2); font-size: 13px; }
.product-final-cta .product-button { flex: 0 0 auto; background: var(--ink); color: var(--accent); }
.product-final-cta .product-button:hover { background: #333; }

@media (max-width: 1024px) {
  .model-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .product-hero { grid-template-columns: 1fr; }
  .product-copy { padding: 52px 32px; }
  .product-image { min-height: 430px; }
  .product-layout { grid-template-columns: 1fr; }
  .lead-card { position: static; }
  .application-grid,
  .decision-grid,
  .related-grid,
  .support-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .content-heading { align-items: start; flex-direction: column; }
  .product-final-cta { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 720px) {
  .product-nav .nav-menu { margin-left: 0; }
  .catalog-hero { padding: 48px 0 42px; }
  .catalog-hero h1 { font-size: 36px; }
  .catalog-section { padding-top: 44px; }
  .catalog-section h2 { font-size: 28px; }
  .catalog-section-head { align-items: start; flex-direction: column; gap: 5px; }
  .model-grid { grid-template-columns: 1fr; }
  .model-card-image { height: 230px; }
  .product-copy { padding: 40px 20px; }
  .product-copy h1 { font-size: 36px; }
  .product-image { min-height: 320px; }
  .product-image img.render { padding: 28px; }
  .product-content { padding: 48px 0; }
  .product-layout { gap: 36px; }
  .product-details h2,
  .product-gallery h2,
  .lead-card h2 { font-size: 28px; }
  .lead-card { padding: 28px 20px; }
  .gallery-grid { grid-template-columns: 1fr 1fr; }
  .gallery-grid img,
  .gallery-grid img:first-child { height: 190px; min-height: 0; }
  .gallery-grid img:first-child { grid-column: 1 / -1; }
  .application-grid,
  .decision-grid,
  .related-grid,
  .support-grid { grid-template-columns: 1fr; }
  .decision-section { padding: 30px 20px; }
  .spec-table th,
  .spec-table td { padding: 12px; }
  .content-heading h2 { font-size: 28px; }
  .related-card { grid-template-columns: 120px 1fr; }
  .product-final-cta { padding: 30px 20px; }
}