:root {
  --paper: #f5f2eb;
  --cream: #fffdf8;
  --ink: #142a2a;
  --muted: #687676;
  --teal: #0d716d;
  --teal-dark: #0b5351;
  --lime: #c9ef6a;
  --line: rgba(20, 42, 42, .13);
  --shadow: 0 24px 70px rgba(17, 53, 51, .12);
  --container: 1160px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { min-height: 100vh; color: var(--ink); background: var(--paper); font-family: "Alexandria", sans-serif; line-height: 1.75; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }

.seo-header { position: sticky; top: 0; z-index: 20; border-bottom: 1px solid var(--line); background: rgba(245,242,235,.9); backdrop-filter: blur(18px); }
.seo-nav { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.seo-brand { display: flex; align-items: center; gap: 11px; font-size: 17px; font-weight: 700; }
.seo-brand img { width: 44px; height: 44px; object-fit: contain; border-radius: 50%; background: var(--ink); }
.seo-nav-links { display: flex; align-items: center; gap: 22px; color: var(--muted); font-size: 13px; }
.seo-nav-links a:hover { color: var(--teal); }
.region-switch { padding: 8px 13px; border: 1px solid var(--line); border-radius: 20px; color: var(--teal); background: var(--cream); font-size: 11px; font-weight: 700; }

.breadcrumbs { padding: 24px 0 0; color: var(--muted); font-size: 12px; }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; }
.breadcrumbs li:not(:last-child)::after { content: "/"; margin-inline-start: 8px; opacity: .5; }
.breadcrumbs a:hover { color: var(--teal); }

.catalog-hero { padding: 80px 0 60px; text-align: center; }
.catalog-hero .kicker, .product-kicker { display: inline-block; margin-bottom: 13px; color: var(--teal); font-size: 12px; font-weight: 700; }
.catalog-hero h1 { max-width: 900px; margin-inline: auto; font-size: clamp(38px, 5vw, 67px); line-height: 1.25; letter-spacing: -.045em; }
.catalog-hero p { max-width: 760px; margin: 22px auto 0; color: var(--muted); font-size: 15px; }
.catalog-facts { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 27px; }
.catalog-facts span { padding: 8px 13px; border: 1px solid var(--line); border-radius: 20px; background: rgba(255,255,255,.45); font-size: 11px; }

.catalog-section { padding: 20px 0 100px; }
.category-block + .category-block { margin-top: 65px; }
.category-head { display: flex; align-items: end; justify-content: space-between; margin-bottom: 20px; padding-bottom: 15px; border-bottom: 1px solid var(--line); }
.category-head h2 { font-size: 29px; }
.category-head span { color: var(--muted); font-size: 12px; }
.seo-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.seo-card { height: 470px; display: flex; flex-direction: column; overflow: hidden; border: 1px solid var(--line); border-radius: 21px; background: rgba(255,253,248,.72); transition: transform .25s, box-shadow .25s; }
.seo-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.seo-card-media { height: 190px; flex: none; padding: 10px; background: white; }
.seo-card-media img { width: 100%; height: 100%; border-radius: 13px; object-fit: contain; }
.seo-card-media.logo-fallback img { object-fit: contain; padding: 35px; background: var(--ink); }
.seo-card-body { flex: 1; display: flex; flex-direction: column; padding: 19px; }
.seo-card-body > small { color: var(--teal); font-size: 10px; font-weight: 700; }
.seo-card h3 { margin: 3px 0 8px; font-size: 18px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.seo-card p { display: -webkit-box; overflow: hidden; color: var(--muted); font-size: 12px; -webkit-box-orient: vertical; -webkit-line-clamp: 3; }
.seo-card-footer { display: flex; align-items: end; justify-content: space-between; gap: 15px; margin-top: auto; padding-top: 14px; border-top: 1px solid var(--line); }
.seo-card-price { display: grid; }
.seo-card-price small { color: var(--muted); font-size: 9px; }
.seo-card-price strong { font: 700 22px "Manrope", sans-serif; }
.details-button { min-height: 41px; padding: 0 14px; display: inline-flex; align-items: center; border-radius: 10px; color: white; background: var(--teal); font-size: 11px; font-weight: 700; }

.product-main { padding: 42px 0 100px; }
.product-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 65px; align-items: start; }
.product-gallery { position: sticky; top: 110px; padding: 18px; border: 1px solid var(--line); border-radius: 26px; background: white; box-shadow: var(--shadow); }
.product-gallery img { width: 100%; aspect-ratio: 1 / 1; border-radius: 18px; object-fit: cover; }
.product-gallery.logo-fallback img { object-fit: contain; padding: 80px; background: var(--ink); }
.product-summary { padding-top: 10px; }
.product-summary h1 { font-size: clamp(36px, 5vw, 58px); line-height: 1.25; letter-spacing: -.04em; }
.product-lead { margin: 20px 0 26px; color: var(--muted); font-size: 15px; }
.region-notice { margin-bottom: 24px; padding: 12px 15px; display: flex; gap: 9px; align-items: center; border: 1px solid rgba(13,113,109,.2); border-radius: 12px; color: var(--teal-dark); background: rgba(13,113,109,.06); font-size: 12px; }
.region-notice i { width: 8px; height: 8px; flex: none; border-radius: 50%; background: var(--teal); }
.offer-list { display: grid; gap: 10px; }
.offer-row { display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 18px; padding: 15px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255,253,248,.75); }
.offer-row > span { font-size: 13px; font-weight: 600; }
.offer-row strong { direction: ltr; color: var(--teal); font: 700 22px "Manrope", sans-serif; }
.whatsapp-button { min-height: 43px; padding: 0 15px; display: inline-flex; align-items: center; justify-content: center; border-radius: 10px; color: white; background: var(--teal); font-size: 11px; font-weight: 700; }
.product-benefits { display: grid; grid-template-columns: repeat(3, 1fr); gap: 9px; margin-top: 22px; }
.product-benefits div { padding: 13px; border: 1px solid var(--line); border-radius: 12px; background: rgba(255,255,255,.35); text-align: center; }
.product-benefits strong { display: block; color: var(--teal); font-size: 12px; }
.product-benefits small { color: var(--muted); font-size: 9px; }

.content-section { padding: 80px 0; background: var(--cream); }
.content-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 65px; }
.content-grid h2, .related-section h2 { margin-bottom: 14px; font-size: 31px; }
.content-grid p, .content-grid li { color: var(--muted); font-size: 14px; }
.content-grid ul { padding-inline-start: 20px; }
.content-grid li + li { margin-top: 7px; }
.faq-list { display: grid; gap: 10px; }
.faq-list details { border: 1px solid var(--line); border-radius: 12px; background: var(--paper); }
.faq-list summary { padding: 14px; cursor: pointer; font-size: 13px; font-weight: 700; }
.faq-list details p { padding: 0 14px 14px; }
.related-section { padding: 80px 0 100px; }

.seo-footer { padding: 50px 0 22px; color: white; background: var(--ink); }
.seo-footer-main { display: grid; grid-template-columns: 1fr 1fr auto; align-items: center; gap: 35px; padding-bottom: 35px; }
.seo-footer p { color: #9cafad; text-align: center; font-size: 12px; }
.seo-footer-phone { color: var(--lime); direction: ltr; font: 600 13px "Manrope"; }
.seo-footer-bottom { padding-top: 18px; border-top: 1px solid rgba(255,255,255,.1); color: #748887; font-size: 10px; text-align: center; }

@media (max-width: 900px) {
  .seo-grid { grid-template-columns: repeat(2, 1fr); }
  .product-layout { grid-template-columns: 1fr 1fr; gap: 35px; }
  .content-grid { gap: 35px; }
}

@media (max-width: 680px) {
  .container { width: min(calc(100% - 28px), var(--container)); }
  .seo-nav { min-height: 68px; }
  .seo-brand span, .seo-nav-links a:not(.region-switch) { display: none; }
  .catalog-hero { padding: 55px 0 42px; }
  .catalog-hero h1 { font-size: 39px; }
  .seo-grid, .product-layout, .content-grid { grid-template-columns: 1fr; }
  .seo-card { height: 470px; }
  .product-main { padding-top: 28px; }
  .product-gallery { position: static; }
  .product-summary h1 { font-size: 40px; }
  .offer-row { grid-template-columns: 1fr auto; }
  .offer-row .whatsapp-button { grid-column: 1 / -1; }
  .product-benefits { grid-template-columns: 1fr; }
  .seo-footer-main { grid-template-columns: 1fr; justify-items: center; }
}