.catalogue-hero{position:relative;overflow:hidden;padding:92px 0 76px;background:linear-gradient(125deg,#f9fbfd 0%,#e8edf3 62%,#d9e1e9 100%);border-bottom:1px solid #d8dee7}.catalogue-hero:before{content:"";position:absolute;inset:0;opacity:.35;background-image:radial-gradient(circle at 20% 20%,rgba(255,255,255,.95),transparent 42%),repeating-linear-gradient(92deg,transparent 0 47px,rgba(35,48,70,.025) 48px 49px)}.catalogue-hero .wrap{position:relative}.breadcrumbs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px;color:#667286;font-size:12px;font-weight:700}.breadcrumbs a{color:#0b8fbe;text-decoration:none}.catalogue-hero__grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(420px,1.1fr);align-items:center;gap:58px}.catalogue-hero h1{max-width:760px;font-size:clamp(2.4rem,4.3vw,4.7rem);letter-spacing:-.055em}.catalogue-hero__lead{max-width:720px;margin:20px 0 30px;color:#556176;font-size:17px;line-height:1.72}.hero-actions{display:flex;flex-wrap:wrap;gap:12px}.btn.secondary{background:#fff;color:#1b2d58;border:1px solid #cdd5df}.catalogue-visual{position:relative;min-height:470px;overflow:hidden;border-radius:28px;border:1px solid rgba(27,45,88,.1);background:#fff;box-shadow:0 30px 70px rgba(27,45,88,.16)}.catalogue-visual img{width:100%;height:470px;display:block;object-fit:cover}.catalogue-visual__label{position:absolute;left:18px;bottom:18px;padding:9px 13px;border-radius:999px;background:rgba(255,255,255,.94);color:#1b2d58;font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;box-shadow:0 8px 24px rgba(20,35,60,.14)}
.product-facts{padding:0;background:#fff;border-bottom:1px solid #e2e7ed}.product-facts .wrap{display:grid;grid-template-columns:repeat(4,1fr)}.fact{min-height:126px;padding:28px 26px;border-left:1px solid #e2e7ed}.fact:last-child{border-right:1px solid #e2e7ed}.fact b{display:block;margin-bottom:8px;color:#0ca6dd;font-size:12px;letter-spacing:.12em;text-transform:uppercase}.fact span{font-size:15px;font-weight:750;line-height:1.45;color:#1b2d58}
.product-section{padding:84px 0}.product-section.light{background:#fff}.product-section.concrete{background:linear-gradient(145deg,#e9edf1,#f8fafb 50%,#e0e6eb)}.section-intro{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px;align-items:start;margin-bottom:42px}.section-intro h2{font-size:clamp(2rem,3.5vw,3.35rem);letter-spacing:-.045em}.section-intro p{color:#5a6478;line-height:1.8;font-size:16px}.application-grid,.benefit-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.application-card,.benefit-card{min-height:210px;padding:26px;border:1px solid #dfe5eb;border-radius:18px;background:rgba(255,255,255,.9)}.application-card span,.benefit-card span{display:inline-grid;place-items:center;width:34px;height:34px;margin-bottom:44px;border-radius:50%;background:#dff4fb;color:#078cb9;font-size:12px;font-weight:800}.application-card h3,.benefit-card h3{font-size:17px;margin-bottom:9px}.application-card p,.benefit-card p{color:#667286;font-size:13.5px;line-height:1.65}
.catalogue-panel{display:grid;grid-template-columns:1.15fr .85fr;gap:34px;align-items:stretch}.catalogue-panel__image{min-height:520px;overflow:hidden;border-radius:24px;background:#e3e7eb}.catalogue-panel__image img{width:100%;height:100%;min-height:520px;object-fit:cover}.catalogue-panel__copy{padding:44px;border-radius:24px;background:#172b58;color:#fff}.catalogue-panel__copy h2{color:#fff;font-size:clamp(2rem,3vw,3rem);margin:8px 0 18px}.catalogue-panel__copy p{color:#cbd5e6;line-height:1.8}.check-list{display:grid;gap:14px;margin-top:28px;padding:0;list-style:none}.check-list li{position:relative;padding:0 0 14px 26px;border-bottom:1px solid rgba(255,255,255,.14);font-size:14px;line-height:1.55}.check-list li:before{content:"✓";position:absolute;left:0;color:#57d2f2;font-weight:900}
.quality-callout{display:grid;grid-template-columns:.72fr 1.28fr;gap:32px;align-items:center;padding:42px;border:1px solid #dce2e9;border-radius:24px;background:#fff}.quality-mark{min-height:220px;display:grid;place-items:center;border-radius:18px;background:linear-gradient(135deg,#152953,#264b88);color:#fff;text-align:center}.quality-mark strong{display:block;font-size:3.2rem}.quality-mark span{display:block;margin-top:4px;color:#7edcf3;font-size:11px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}.quality-copy h2{font-size:clamp(1.8rem,3vw,2.8rem);margin-bottom:14px}.quality-copy p{color:#5c687b;line-height:1.8}.quality-copy .chips{margin-top:20px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.related-card{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:120px;padding:24px;border-radius:18px;background:#fff;border:1px solid #dfe5eb;color:#1b2d58;text-decoration:none;font-weight:800}.related-card span{color:#0ca6dd;font-size:22px}.related-card:hover{border-color:#0ca6dd;transform:translateY(-2px)}
.product-faq h2{font-size:clamp(2rem,3.5vw,3rem);margin-bottom:30px}.faq-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.faq-list details{padding:20px 22px;border:1px solid #dfe5eb;border-radius:14px;background:#fff}.faq-list summary{cursor:pointer;color:#1b2d58;font-size:14px;font-weight:800}.faq-list p{margin-top:12px;color:#5f6b7d;font-size:13.5px;line-height:1.7}.page-cta{padding:0 0 84px}.page-cta .cta-strip h2{color:#fff;font-size:clamp(1.7rem,3vw,2.8rem);max-width:760px}.page-cta .cta-strip p{max-width:700px;margin-top:10px;color:#ccd6e9;line-height:1.7}
@media(max-width:1050px){.catalogue-hero__grid,.catalogue-panel,.quality-callout{grid-template-columns:1fr}.catalogue-visual{min-height:390px}.catalogue-visual img{height:390px}.application-grid,.benefit-grid{grid-template-columns:repeat(2,1fr)}.product-facts .wrap{grid-template-columns:repeat(2,1fr)}.fact:nth-child(3),.fact:nth-child(4){border-top:1px solid #e2e7ed}}@media(max-width:720px){.catalogue-hero{padding:62px 0 52px}.catalogue-hero__grid,.section-intro{grid-template-columns:1fr;gap:30px}.catalogue-hero__lead{font-size:15px}.catalogue-visual,.catalogue-visual img{height:300px;min-height:300px}.product-section{padding:60px 0}.application-grid,.benefit-grid,.related-grid,.faq-list{grid-template-columns:1fr}.product-facts .wrap{grid-template-columns:1fr}.fact{min-height:unset;border-right:1px solid #e2e7ed;border-bottom:1px solid #e2e7ed}.catalogue-panel__image,.catalogue-panel__image img{min-height:340px}.catalogue-panel__copy,.quality-callout{padding:28px}.wrap{padding:0 22px}}