:root {
  --ink: #1f2222;
  --muted: #747a78;
  --line: #e5e8e7;
  --surface: #f5f7f6;
  --paper: #fff;
  --accent: #5c9b9d;
  --accent-dark: #477f81;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { min-width: 320px; margin: 0; color: var(--ink); background: var(--paper); font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; letter-spacing: 0; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { color: inherit; font: inherit; letter-spacing: 0; }
.seo-header { position: sticky; top: 0; z-index: 10; display: flex; min-height: 72px; align-items: center; justify-content: space-between; gap: 24px; padding: 0 max(24px, calc((100% - 1384px) / 2)); border-bottom: 1px solid var(--line); background: rgb(255 255 255 / 96%); }
.seo-logo { width: 150px; }
.seo-header nav { display: flex; gap: 28px; font-size: 14px; }
.seo-header nav a:hover { color: var(--accent-dark); }
.seo-phone { font-weight: 700; }
.product-page, .category-page, .info-page { width: min(calc(100% - 48px), 1384px); margin: 0 auto; padding: 24px 0 72px; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; color: var(--muted); font-size: 12px; }
.breadcrumbs a:hover { color: var(--ink); }
.product-detail { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(360px, .85fr); gap: 64px; align-items: start; }
.product-detail-image { display: grid; min-height: 580px; place-items: center; background: var(--surface); }
.product-detail-image img { width: 100%; max-height: 620px; object-fit: contain; mix-blend-mode: multiply; }
.product-detail-copy { padding-top: 28px; }
.product-category { color: var(--muted); font-size: 12px; font-weight: 700; text-transform: uppercase; }
.product-detail h1 { margin: 12px 0 20px; font-size: clamp(28px, 4vw, 48px); font-weight: 620; line-height: 1.08; }
.product-detail-price { display: block; margin-bottom: 24px; font-size: 30px; }
.product-properties { margin: 0 0 24px; border-top: 1px solid var(--line); }
.product-properties div { display: grid; grid-template-columns: 150px 1fr; gap: 16px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.product-properties dt { color: var(--muted); font-size: 13px; }
.product-properties dd { margin: 0; font-size: 13px; font-weight: 650; }
.product-variants { display: grid; gap: 10px; margin: 0 0 24px; }
.product-variants > span { color: var(--muted); font-size: 12px; }
.product-variants > div { display: flex; flex-wrap: wrap; gap: 7px; }
.product-variants a { padding: 8px 10px; border: 1px solid var(--line); border-radius: 5px; font-size: 11px; }
.product-variants a.active { border-color: var(--accent); color: #fff; background: var(--accent); }
.product-buy-button { width: 100%; min-height: 52px; border: 0; border-radius: 7px; color: #fff; background: var(--accent); font-weight: 700; cursor: pointer; }
.product-buy-button:hover { background: var(--accent-dark); }
.product-buy-button:disabled { color: var(--muted); background: var(--line); cursor: not-allowed; }
.product-detail-copy > p { color: var(--muted); font-size: 14px; line-height: 1.65; }
.category-heading { display: grid; max-width: 850px; gap: 10px; margin-bottom: 26px; }
.category-heading h1 { margin: 0; font-size: clamp(30px, 5vw, 56px); font-weight: 620; }
.category-heading p { margin: 0; color: var(--muted); line-height: 1.6; }
.category-heading > span { font-size: 12px; font-weight: 700; }
.category-links { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 36px; }
.category-links a { padding: 9px 12px; border: 1px solid var(--line); border-radius: 5px; font-size: 12px; }
.category-links a.active { border-color: var(--ink); color: #fff; background: var(--ink); }
.seo-product-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 48px 20px; }
.seo-product-card a { display: grid; gap: 8px; }
.seo-product-card a > div { display: grid; aspect-ratio: 1 / .9; place-items: center; background: var(--surface); }
.seo-product-card img { width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; }
.seo-product-card strong { font-size: 20px; }
.seo-product-card h2 { min-height: 44px; margin: 0; font-size: 15px; font-weight: 450; line-height: 1.45; }
.seo-product-card span { color: var(--muted); font-size: 11px; }
.category-guide { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(320px, .75fr); gap: 72px; margin-top: 76px; padding-top: 48px; border-top: 1px solid var(--line); }
.category-guide h2 { margin: 0 0 18px; font-size: 26px; }
.category-guide p { margin: 0 0 14px; color: var(--muted); font-size: 14px; line-height: 1.7; }
.category-faq details { border-top: 1px solid var(--line); }
.category-faq details:last-child { border-bottom: 1px solid var(--line); }
.category-faq summary { padding: 15px 0; font-size: 14px; font-weight: 650; cursor: pointer; }
.category-faq details p { padding-bottom: 15px; }
.info-page { min-height: 62vh; }
.info-heading { max-width: 850px; margin: 20px 0 48px; }
.info-heading h1 { margin: 0 0 18px; font-size: clamp(34px, 5vw, 60px); font-weight: 620; line-height: 1.08; }
.info-heading p { margin: 0; color: var(--muted); font-size: 18px; line-height: 1.65; }
.info-sections { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 42px; padding-top: 36px; border-top: 1px solid var(--line); }
.info-sections section { min-width: 0; }
.info-sections h2 { margin: 0 0 15px; font-size: 20px; }
.info-sections p { margin: 0 0 12px; color: var(--muted); font-size: 14px; line-height: 1.7; }
.info-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 44px; }
.info-actions a { padding: 11px 14px; border: 1px solid var(--line); border-radius: 5px; font-size: 13px; font-weight: 700; }
.info-actions a:hover { border-color: var(--accent); color: var(--accent-dark); }
.legal-sections { display: grid; max-width: 980px; gap: 0; }
.legal-sections section { padding: 28px 0; border-top: 1px solid var(--line); }
.legal-sections section:last-child { border-bottom: 1px solid var(--line); }
.legal-sections h2 { margin: 0 0 14px; font-size: 21px; }
.legal-sections p { max-width: 880px; margin: 0 0 12px; color: var(--muted); line-height: 1.7; }
.legal-sections p:last-child { margin-bottom: 0; }
.cookie-banner { position: fixed; right: 18px; bottom: 18px; z-index: 120; display: grid; width: min(540px, calc(100% - 36px)); gap: 16px; padding: 20px; border: 1px solid #d8dcda; border-radius: 8px; background: #fff; box-shadow: 0 14px 42px rgb(24 24 24 / 18%); }
.cookie-banner strong { display: block; margin-bottom: 6px; font-size: 15px; }
.cookie-banner p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.5; }
.cookie-banner a { color: var(--ink); text-decoration: underline; }
.cookie-actions { display: flex; justify-content: flex-end; gap: 8px; }
.cookie-button { min-height: 40px; padding: 0 14px; border: 1px solid var(--ink); border-radius: 6px; font: inherit; font-size: 12px; font-weight: 700; cursor: pointer; }
.cookie-button.primary { color: #fff; background: var(--ink); }
.cookie-button.secondary { color: var(--ink); background: #fff; }
.seo-footer { display: grid; grid-template-columns: 1fr .7fr 1.2fr auto; gap: 24px; align-items: end; padding: 38px max(24px, calc((100% - 1384px) / 2)); border-top: 1px solid var(--line); background: var(--surface); }
.seo-footer > div { display: grid; gap: 5px; font-size: 13px; }
.seo-footer span, .seo-footer a { color: var(--muted); font-size: 12px; }
.seo-footer-legal { display: flex; grid-column: 1 / -1; flex-wrap: wrap; gap: 8px 20px; padding-top: 18px; border-top: 1px solid var(--line); }
.seo-footer-legal a { color: var(--muted); font-size: 11px; }
.seo-footer-legal a:hover { color: var(--ink); }
.seo-contact-widget { position: fixed; right: 24px; bottom: 24px; z-index: 20; }
.seo-contact-widget summary { display: grid; width: 50px; height: 50px; place-items: center; border-radius: 50%; color: #fff; background: var(--accent); box-shadow: 0 8px 24px rgb(24 24 24 / 16%); cursor: pointer; list-style: none; }
.seo-contact-widget summary::-webkit-details-marker { display: none; }
.seo-contact-widget summary svg { width: 23px; height: 23px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.seo-contact-widget > div { position: absolute; right: 0; bottom: 60px; display: grid; justify-items: end; gap: 9px; }
.seo-contact-option { display: flex; width: max-content; align-items: center; justify-content: flex-end; gap: 9px; }
.seo-contact-option span { padding: 8px 11px; border: 1px solid var(--line); border-radius: 6px; background: #fff; box-shadow: 0 6px 18px rgb(24 24 24 / 10%); font-size: 12px; font-weight: 700; }
.seo-contact-option b { display: grid; width: 42px; height: 42px; place-items: center; border-radius: 50%; color: #fff; box-shadow: 0 6px 18px rgb(24 24 24 / 14%); font-size: 14px; }
.seo-contact-option b svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.seo-contact-option.telegram b { background: #229ed9; }
.seo-contact-option.whatsapp b { background: #25d366; }
.seo-contact-option.phone b { background: #252827; }

@media (max-width: 900px) {
  .product-detail { grid-template-columns: 1fr; gap: 24px; }
  .product-detail-image { min-height: auto; aspect-ratio: 1 / .9; }
  .product-detail-copy { padding-top: 0; }
  .seo-product-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .category-guide { grid-template-columns: 1fr; gap: 36px; }
  .info-sections { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .seo-footer { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 620px) {
  .cookie-banner { right: 10px; bottom: 10px; width: calc(100% - 20px); padding: 16px; }
  .cookie-actions { display: grid; }
  .seo-header { min-height: 64px; padding: 0 14px; }
  .seo-logo { width: 116px; }
  .seo-header nav a:not(:first-child) { display: none; }
  .product-page, .category-page, .info-page { width: calc(100% - 28px); padding-top: 18px; }
  .product-detail h1 { font-size: 30px; }
  .product-detail-price { font-size: 25px; }
  .product-properties div { grid-template-columns: 110px 1fr; }
  .seo-product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 38px 12px; }
  .seo-product-card strong { font-size: 17px; }
  .seo-product-card h2 { font-size: 13px; }
  .category-guide { margin-top: 48px; padding-top: 34px; }
  .info-heading { margin-bottom: 34px; }
  .info-heading p { font-size: 16px; }
  .info-sections { grid-template-columns: 1fr; gap: 28px; }
  .seo-footer { grid-template-columns: 1fr; padding: 28px 14px; }
  .seo-contact-widget { right: 14px; bottom: 14px; }
}