:root{--red:#b20d17;--red2:#d51f29;--ink:#17191b;--muted:#686b6d;--paper:#f3f2ef;--line:#d8d6d0;--white:#fff;--wrap:min(1180px,calc(100% - 48px));--display:"Russo One",sans-serif;--sans:"Inter",Arial,sans-serif}
*{box-sizing:border-box;-webkit-user-select:none;user-select:none}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:var(--sans);background:#fff;cursor:default}button,input,select{font:inherit}input,textarea{cursor:default}a{color:inherit;text-decoration:none}.wrap{width:var(--wrap);margin:auto}.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:16px;top:16px;z-index:100;background:#fff;padding:12px}.site-header{background:#fff;position:relative;z-index:20}.topline{height:112px;display:flex;align-items:center;gap:36px}.brand{width:245px;margin-right:auto}.brand img{display:block;width:100%;height:auto}.header-fact{border-left:1px solid var(--line);padding-left:20px;max-width:180px}.header-fact span,.header-phone span{display:block;font-size:11px;color:#888;text-transform:uppercase;letter-spacing:.08em;margin-bottom:6px}.header-fact strong{font-size:12px}.header-phone{text-align:right}.header-phone>a{font-size:20px;font-weight:900}.link-button{display:block;margin:7px 0 0 auto;border:0;background:none;color:var(--red);cursor:pointer;padding:0;border-bottom:1px dashed currentColor}.menu-button{display:none;background:none;border:0;width:42px}.menu-button span{display:block;height:2px;background:var(--ink);margin:6px}.main-nav{border-top:1px solid #eee;border-bottom:1px solid #eee}.nav-inner{height:58px;display:flex;align-items:center;justify-content:space-between}.nav-inner a{text-transform:uppercase;font-weight:800;font-size:12px;letter-spacing:.06em}.nav-inner a:hover{color:var(--red)}
.hero{min-height:690px;position:relative;color:#fff;display:flex;align-items:center;overflow:hidden}.hero-media{position:absolute;inset:0;background:url("assets/lenzhbi-hero.png") center/cover no-repeat;transform:scale(1.01)}.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,12,13,.94) 0%,rgba(11,12,13,.78) 35%,rgba(11,12,13,.18) 73%,rgba(11,12,13,.08) 100%)}.hero-content{position:relative;padding:80px 0 94px}.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:11px;font-weight:800;display:flex;align-items:center;gap:11px;margin-bottom:25px}.eyebrow span{width:34px;height:3px;background:var(--red2)}.eyebrow.dark{color:#56595c}.hero h1,.section h2,.contact h2{font-family:var(--display);font-weight:400;text-transform:uppercase;line-height:1.02;margin:0}.hero h1{font-size:clamp(46px,6vw,78px);max-width:850px;letter-spacing:-.02em}.hero h1 em{font-style:normal;display:block;color:var(--red2)}.hero-content>p{font-size:18px;line-height:1.6;max-width:630px;color:#ddd;margin:28px 0 34px}.hero-actions{display:flex;gap:14px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:58px;padding:0 28px;text-transform:uppercase;font-size:12px;font-weight:900;letter-spacing:.06em;border-radius:2px;cursor:pointer;border:1px solid transparent}.primary{background:var(--red);color:#fff}.primary:hover{background:#8f0911}.ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}.ghost:hover{background:#fff;color:#111}.hero-notes{display:flex;gap:28px;margin-top:48px;color:#c7c7c7;font-size:12px}.hero-notes span:before{content:"◆";font-size:8px;color:var(--red2);margin-right:10px}.scroll-cue{position:absolute;bottom:26px;left:50%;font-size:24px;animation:bob 1.8s infinite}@keyframes bob{50%{transform:translateY(6px)}}
.section{padding:112px 0}.section-head{display:flex;justify-content:space-between;align-items:end;margin-bottom:55px}.section h2,.contact h2{font-size:clamp(36px,4.6vw,62px);letter-spacing:-.02em}.section-head>p{max-width:420px;line-height:1.7;color:var(--muted);margin:0 0 7px}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}.product-card{background:#fff;padding:32px;min-height:330px;position:relative;display:flex;flex-direction:column}.product-card.featured{grid-column:span 2;flex-direction:row;background:#202224;color:#fff;overflow:hidden}.product-card h3{font-family:var(--display);font-weight:400;font-size:24px;text-transform:uppercase;margin:15px 0 12px}.product-card p{color:#7b7d7e;line-height:1.55;margin:0}.product-card.featured p{color:#b8b9ba}.product-card button{border:0;background:none;font-weight:800;text-transform:uppercase;font-size:11px;letter-spacing:.06em;margin-top:auto;text-align:left;padding:0;cursor:pointer}.product-card button b{color:var(--red);font-size:18px;margin-left:8px}.tag{font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--red);font-weight:900}.bag{width:42%;min-width:220px;height:285px;background:#ded7c8;transform:rotate(-4deg);margin:-7px 42px -12px 5px;color:#1c1c1c;padding:34px 26px;box-shadow:10px 18px 40px rgba(0,0,0,.25);position:relative;background-image:radial-gradient(#beb5a5 1px,transparent 1px);background-size:5px 5px}.bag:before{content:"";position:absolute;inset:8px;border:2px solid var(--red)}.bag b,.bag span,.bag strong,.bag small{display:block;position:relative}.bag b{font-family:var(--display);font-size:24px}.bag span{font-weight:900;margin-top:46px;font-size:14px}.bag strong{font-family:var(--display);font-size:60px;color:var(--red)}.bag small{text-align:right}.card-copy{display:flex;flex-direction:column;padding:20px 0;flex:1}.mix-icon{height:120px;margin:-5px -5px 18px;background:#e8e6e0;position:relative;overflow:hidden}.mix-icon:after{content:"";position:absolute;width:130px;height:130px;border-radius:50%;right:26px;top:18px;background:#b8b5ae;box-shadow:-42px 26px 0 #d2cec7}.mix-icon.plaster:after{border-radius:3px;transform:rotate(18deg);background:linear-gradient(135deg,#aaa 50%,#ddd 50%)}.mix-icon.blocks:after{width:180px;height:75px;border-radius:3px;box-shadow:-45px 62px 0 #ccc;background:#bababa}.mix-icon.floor:after{width:260px;height:130px;border-radius:50%;right:-30px;top:60px;background:#bbb}.catalog-cta{background:var(--red);color:#fff}.catalog-cta span{font-size:11px;text-transform:uppercase;letter-spacing:.13em}.catalog-cta h3{font-size:30px}.catalog-cta .round{width:58px;height:58px;border-radius:50%;background:#fff;color:var(--red);font-size:26px;margin-top:auto;text-align:center}
.production{background:#191b1d;color:#fff;position:relative;overflow:hidden}.production:before{content:"ЛЖ";position:absolute;right:-40px;bottom:-100px;font-family:var(--display);font-size:430px;color:rgba(255,255,255,.025)}.production-grid{display:grid;grid-template-columns:1fr 1fr;gap:100px;position:relative}.production-copy p{color:#aaa;line-height:1.8;max-width:500px}.text-link{color:#fff;border-bottom:1px solid var(--red);padding-bottom:5px;font-size:12px;font-weight:800;text-transform:uppercase}.process-list{list-style:none;padding:0;margin:0}.process-list li{display:grid;grid-template-columns:70px 1fr;gap:20px;padding:26px 0;border-top:1px solid #3b3d3f}.process-list b{color:var(--red2);font-family:var(--display);font-size:22px}.process-list strong,.process-list span{display:block}.process-list strong{text-transform:uppercase;font-size:16px;margin-bottom:8px}.process-list span{color:#929496;font-size:13px;line-height:1.5}.stat-row{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);margin-bottom:70px}.stat-row div{padding:32px;border-right:1px solid var(--line)}.stat-row div:last-child{border:0}.stat-row strong,.stat-row span{display:block}.stat-row strong{font-family:var(--display);font-size:45px;color:var(--red)}.stat-row span{font-size:12px;text-transform:uppercase;letter-spacing:.08em;margin-top:8px}.quality-panel{display:grid;grid-template-columns:1fr 1.2fr;gap:80px;align-items:center}.quality-panel>div:first-child{height:430px;background:linear-gradient(145deg,#d6d3cc,#f5f4f1);display:grid;place-items:center;position:relative;overflow:hidden}.quality-panel>div:first-child:after{content:"";position:absolute;inset:0;background-image:radial-gradient(#aaa 1px,transparent 1px);background-size:9px 9px;opacity:.28}.big-mark{font-family:var(--display);font-size:190px;color:#252729;transform:rotate(-7deg);position:relative;z-index:1}.quality-panel p{color:var(--muted);line-height:1.7}.quality-panel ul{list-style:none;padding:0;margin-top:28px}.quality-panel li{padding:14px 0;border-top:1px solid var(--line);font-weight:700}.quality-panel li:before{content:"+";color:var(--red);margin-right:15px}.delivery{background:var(--red);color:#fff}.delivery-grid{display:grid;grid-template-columns:1.25fr repeat(3,1fr);gap:1px;background:rgba(255,255,255,.28)}.delivery-grid>div{background:var(--red);padding:34px}.delivery-grid>div:first-child{padding:0 40px 0 0}.delivery-grid p{color:#f0c7ca;line-height:1.7}.delivery-card span{font-family:var(--display);font-size:42px;color:rgba(255,255,255,.35)}.delivery-card strong{display:block;text-transform:uppercase;font-size:15px;margin:55px 0 14px}.delivery-card p{font-size:13px;margin:0}.company-grid{display:grid;grid-template-columns:1fr 1fr;gap:100px}.company-grid p{color:var(--muted);line-height:1.8}.company-grid .lead{font-size:22px;color:var(--ink);font-weight:600;margin-top:0}.contact{background:#1b1d1f;color:#fff;padding:100px 0}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:110px}.contact p{color:#aaa}.contact-phone{font-family:var(--display);font-size:27px;display:inline-block;margin-top:24px}.request-form,.modal form{display:grid;gap:17px}.request-form label{font-size:10px;text-transform:uppercase;letter-spacing:.1em;color:#8e9092}.request-form input,.request-form select,.modal input{display:block;width:100%;margin-top:8px;background:transparent;border:0;border-bottom:1px solid #555;color:#fff;padding:12px 0;outline:none}.request-form select option{color:#111}.request-form input:focus,.request-form select:focus,.modal input:focus{border-color:var(--red2)}.request-form small{color:#777;font-size:10px}.form-status{min-height:20px;color:#fff!important;font-size:12px}footer{background:#0f1011;color:#fff;padding:48px 0 24px}.footer-grid{display:grid;grid-template-columns:230px 1fr 220px 55px;gap:45px;align-items:center}.footer-grid img{width:230px;filter:brightness(0) invert(1)}.footer-grid p{color:#777;font-size:12px;line-height:1.6}.footer-grid>div a,.footer-grid>div span{display:block}.footer-grid>div a{font-weight:900}.footer-grid>div span{font-size:11px;color:#777;margin-top:6px}.to-top{width:50px;height:50px;border:1px solid #555;background:none;color:#fff;font-size:24px;cursor:pointer}.footer-bottom{border-top:1px solid #292a2b;margin-top:35px;padding-top:24px;display:flex;justify-content:space-between;color:#666;font-size:10px}.modal{width:min(520px,calc(100% - 32px));border:0;padding:42px;background:#fff;color:var(--ink);box-shadow:0 30px 100px rgba(0,0,0,.45)}.modal::backdrop{background:rgba(0,0,0,.78)}.modal h2{font-family:var(--display);font-size:32px;text-transform:uppercase;font-weight:400}.modal p{color:var(--muted);line-height:1.5}.modal input{color:var(--ink);border-color:#bbb}.modal-close{position:absolute;right:14px;top:10px;border:0;background:none;font-size:30px;cursor:pointer}
.catalog-filters{display:flex;flex-wrap:wrap;gap:9px;margin:-18px 0 32px}.catalog-filters button{border:1px solid var(--line);background:#fff;color:var(--ink);padding:12px 18px;font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.05em;cursor:pointer}.catalog-filters button.active,.catalog-filters button:hover{background:var(--ink);border-color:var(--ink);color:#fff}.catalog-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}.catalog-card{background:#fff;min-height:340px;display:grid;grid-template-columns:42% 1fr;position:relative}.catalog-card[hidden]{display:none}.catalog-card.compact{grid-template-columns:112px 1fr;min-height:270px}.catalog-visual{position:relative;overflow:hidden;display:grid;place-items:center;background:#d8d3c8}.catalog-visual:before,.catalog-visual:after{content:"";position:absolute}.catalog-visual.cement:before{width:120px;height:190px;background:#ded5c4;border:3px solid var(--red);transform:rotate(-4deg);box-shadow:10px 15px 30px rgba(0,0,0,.18)}.catalog-visual.bigbag:before{width:145px;height:165px;background:#e5e1d8;border-radius:4px 4px 18px 18px;box-shadow:inset 0 0 0 3px #c1bcb1}.catalog-visual.bigbag:after{width:55px;height:30px;border:8px solid #b7b1a6;border-bottom:0;border-radius:10px 10px 0 0;top:44px}.catalog-visual.keramzit{background:radial-gradient(circle at 20% 25%,#b76830 0 8px,transparent 9px),radial-gradient(circle at 70% 40%,#9b4e24 0 11px,transparent 12px),radial-gradient(circle at 45% 75%,#c77638 0 14px,transparent 15px),#382b26;background-size:50px 50px}.catalog-visual.stone{background:linear-gradient(135deg,#8f9292 25%,transparent 25%) 0 0/44px 44px,linear-gradient(225deg,#606465 25%,transparent 25%) 0 0/44px 44px,#b4b6b5}.catalog-visual.sand{background:radial-gradient(circle,#b49867 0 2px,transparent 2.5px) 0 0/9px 9px,#d8c18f}.catalog-visual span{position:relative;z-index:2;font-family:var(--display);font-size:26px;line-height:1.05;text-align:center;color:#fff;text-shadow:0 2px 14px rgba(0,0,0,.6)}.catalog-copy{padding:32px;display:flex;flex-direction:column}.catalog-copy h3{font-family:var(--display);font-size:23px;font-weight:400;text-transform:uppercase;margin:13px 0}.catalog-copy p{color:var(--muted);font-size:13px;line-height:1.55;margin:0 0 14px}.catalog-copy button,.document-grid button{border:0;background:none;color:var(--ink);font-size:11px;font-weight:900;text-transform:uppercase;text-align:left;padding:0;margin-top:auto;cursor:pointer}.catalog-copy button:hover,.document-grid button:hover{color:var(--red)}.variants{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:22px}.variants span{background:var(--paper);border:1px solid #e5e2dc;padding:7px 9px;font-size:10px;font-weight:700}.catalog-number{display:grid;place-items:center;background:var(--red);color:#fff;font-family:var(--display);font-size:38px}.production-kpis{display:flex;gap:1px;background:#3b3d3f;margin-top:34px;max-width:420px}.production-kpis div{background:#222426;padding:18px 24px;flex:1}.production-kpis strong,.production-kpis span{display:block}.production-kpis strong{font-family:var(--display);font-size:30px;color:var(--red2)}.production-kpis span{font-size:10px;text-transform:uppercase;color:#8c8e90;margin-top:5px}.delivery-intro{display:grid;grid-template-columns:1.15fr 1fr;gap:80px;align-items:end;margin-bottom:50px}.delivery-intro>p{color:#f2c9cc;line-height:1.75;margin:0}.transport-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:rgba(255,255,255,.32)}.transport-grid article{background:var(--red);padding:28px 23px;min-height:235px}.transport-grid span{font-family:var(--display);font-size:32px;color:rgba(255,255,255,.42)}.transport-grid h3{font-family:var(--display);font-weight:400;text-transform:uppercase;font-size:18px;margin:45px 0 12px}.transport-grid p{font-size:12px;line-height:1.55;color:#efc4c7}.delivery-steps{display:grid;grid-template-columns:repeat(4,1fr);margin-top:36px;border-top:1px solid rgba(255,255,255,.35)}.delivery-steps div{padding:22px 20px 0 0;display:flex;gap:13px;align-items:center}.delivery-steps b{color:#fff;font-family:var(--display)}.delivery-steps span{font-size:11px;text-transform:uppercase;line-height:1.4}.documents{background:var(--paper)}.document-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}.document-grid article{background:#fff;padding:35px;min-height:325px;display:flex;flex-direction:column}.doc-icon{width:76px;height:86px;background:#202224;color:#fff;display:grid;place-items:center;font-family:var(--display);font-size:14px;clip-path:polygon(0 0,72% 0,100% 25%,100% 100%,0 100%);margin-bottom:35px}.document-grid article>span{font-size:10px;text-transform:uppercase;letter-spacing:.14em;color:var(--red);font-weight:900}.document-grid h3{font-family:var(--display);text-transform:uppercase;font-weight:400;font-size:21px;margin:12px 0}.document-grid p{color:var(--muted);font-size:13px;line-height:1.65}.contact-details{display:grid;gap:24px;margin-top:35px}.contact-details span,.contact-details strong,.contact-details a{display:block}.contact-details span{color:#777;font-size:10px;text-transform:uppercase;letter-spacing:.12em;margin-bottom:7px}.contact-details strong,.contact-details a{font-size:15px;line-height:1.55}.contact-details a{font-weight:800}.footer-grid>div a+a{margin-top:5px;color:#d8d8d8;font-size:12px}
@media(max-width:980px){.header-fact{display:none}.topline{height:90px}.menu-button{display:block}.main-nav{display:none}.main-nav.open{display:block}.nav-inner{height:auto;padding:20px 0;display:grid;gap:18px}.hero{min-height:650px}.product-grid{grid-template-columns:1fr 1fr}.product-card.featured{grid-column:span 2}.production-grid,.quality-panel,.company-grid,.contact-grid{grid-template-columns:1fr;gap:55px}.delivery-grid{grid-template-columns:1fr 1fr}.delivery-grid>div:first-child{grid-column:span 2;padding:15px 34px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid p{display:none}.catalog-grid{grid-template-columns:1fr}.transport-grid{grid-template-columns:repeat(2,1fr)}.delivery-intro{grid-template-columns:1fr;gap:24px}.document-grid{grid-template-columns:1fr}.delivery-steps{grid-template-columns:1fr 1fr}}
@media(max-width:640px){:root{--wrap:calc(100% - 28px)}.brand{width:200px}.header-phone{display:none}.hero{min-height:690px}.hero-content{padding:65px 0}.hero-content>p{font-size:15px}.hero-actions{display:grid}.hero-notes{display:grid;gap:10px}.section{padding:78px 0}.section-head{display:block}.section-head>p{margin-top:20px}.product-grid{grid-template-columns:1fr}.product-card.featured{grid-column:auto;flex-direction:column}.bag{width:80%;margin:0 auto 24px;height:230px}.bag span{margin-top:25px}.bag strong{font-size:48px}.stat-row{grid-template-columns:1fr}.stat-row div{border-right:0;border-bottom:1px solid var(--line)}.quality-panel>div:first-child{height:300px}.big-mark{font-size:130px}.delivery-grid{grid-template-columns:1fr}.delivery-grid>div:first-child{grid-column:auto}.footer-grid{grid-template-columns:1fr auto}.footer-grid>p,.footer-grid>div{display:none}.footer-bottom{display:grid;gap:10px}.hero h1{font-size:42px}.section h2,.contact h2{font-size:36px}.catalog-card,.catalog-card.compact{grid-template-columns:1fr}.catalog-visual{min-height:205px}.catalog-number{min-height:90px}.catalog-filters{display:grid;grid-template-columns:1fr 1fr}.catalog-filters button{padding:11px 8px}.transport-grid{grid-template-columns:1fr}.transport-grid article{min-height:190px}.transport-grid h3{margin-top:28px}.delivery-steps{grid-template-columns:1fr}.document-grid article{min-height:290px}.contact-details strong br{display:none}}

/* Photorealistic catalog series */
.catalog-visual{background-position:center;background-repeat:no-repeat;background-size:cover;transition:filter .22s ease}
.catalog-card{z-index:0;transition:transform .22s ease,box-shadow .22s ease}
.catalog-card:hover,.catalog-card:focus-within{z-index:2;transform:translateY(-4px);box-shadow:0 16px 36px rgba(20,22,24,.14)}
.catalog-card:hover .catalog-visual,.catalog-card:focus-within .catalog-visual{filter:brightness(.98) contrast(1.025)}
@media(prefers-reduced-motion:reduce){.catalog-card,.catalog-visual{transition:none}.catalog-card:hover,.catalog-card:focus-within{transform:none}}
.catalog-visual:before,.catalog-visual:after,.catalog-visual span{display:none}
.catalog-visual.cement{background:#f7f7f6 url("assets/catalog-cement-bags-v2.webp") center/cover no-repeat}
.catalog-visual.bigbag{background:#f7f7f6 url("assets/catalog-cement-bigbag-v2.webp") center/cover no-repeat}
.catalog-visual.keramzit{background:#f7f7f6 url("assets/catalog-keramzit-bags-v3.webp") center/cover no-repeat}
.catalog-visual.keramzit.big{background:#f7f7f6 url("assets/catalog-keramzit-bigbag-v3.webp") center/cover no-repeat}
.catalog-visual.stone{background:#f7f7f6 url("assets/catalog-stone-bags-v2.webp") center/cover no-repeat}
.catalog-visual.stone.big{background:#f7f7f6 url("assets/catalog-stone-bigbag-v2.webp") center/cover no-repeat}
.catalog-visual.sand{background:#f7f7f6 url("assets/catalog-sand-bags-v2.webp") center/cover no-repeat}
.catalog-visual.sand.big{background:#f7f7f6 url("assets/catalog-sand-bigbag-v2.webp") center/cover no-repeat}
.catalog-visual.screening{background:#f7f7f6 url("assets/catalog-screening-bags-v1.webp") center/cover no-repeat}
.catalog-visual.screening.big{background:#f7f7f6 url("assets/catalog-screening-bigbag-v1.webp") center/cover no-repeat}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.scroll-cue{animation:none}}

/* Worker logo */
.brand{width:210px;height:104px;display:flex;align-items:center}
.brand img{width:auto;height:98px;max-width:100%;object-fit:contain}
.footer-grid>img{width:190px;height:auto;filter:none;background:#fff;padding:8px 10px;border-radius:2px}
@media(max-width:640px){.brand{width:170px;height:84px}.brand img{height:80px}.footer-grid>img{width:160px}}

/* Information documents */
.information{background:var(--paper)}
.information-card{display:block;background:#fff;border:1px solid var(--line)}
.information-copy{padding:58px;min-height:380px;display:flex;flex-direction:column;justify-content:center}
.information-meta{display:flex;gap:18px;flex-wrap:wrap;color:var(--red);font-size:10px;font-weight:900;letter-spacing:.1em;text-transform:uppercase}
.information-copy h3{font-family:var(--display);font-size:clamp(30px,3.2vw,48px);font-weight:400;line-height:1.05;text-transform:uppercase;margin:24px 0 20px}
.information-copy p{max-width:560px;color:var(--muted);line-height:1.75;margin:0 0 34px}
.information-actions{display:flex;align-items:center;gap:26px;flex-wrap:wrap}
.information-download{font-size:11px;font-weight:900;text-transform:uppercase;border-bottom:1px solid var(--red);padding-bottom:5px}
.information-download:hover{color:var(--red)}
@media(max-width:780px){.information-copy{padding:38px 28px;min-height:0}}

/* Version 13: refined brand, product imagery and visual information */
.topline{height:92px;gap:28px}.brand{width:220px;height:76px;margin-right:0;flex:0 0 auto}.brand img{width:100%;height:100%;object-fit:contain}.header-meta{display:flex;align-items:center;justify-content:center;gap:34px;flex:1}.header-fact{max-width:230px}.header-fact strong{font-size:12px;white-space:nowrap}.header-phone{flex:0 0 auto}
.catalog-visual.soil-stabilization{background:#f7f7f6 url("assets/catalog-soil-stabilization-v1.webp") center/cover no-repeat}.catalog-visual.bulk-cement{background:#f7f7f6 url("assets/catalog-bulk-cement-v1.webp") center/cover no-repeat}.catalog-visual.keramzit-bulk{background:#f7f7f6 url("assets/catalog-keramzit-bulk-v2.webp") center/cover no-repeat}
.quality-panel>div.quality-visual{height:430px;background:#dedcd6 url("assets/quality-control-v1.webp") center/cover no-repeat}.quality-panel>div.quality-visual:after{display:none}
.transport-grid article{padding:18px 20px 25px;min-height:330px;display:flex;flex-direction:column}.transport-visual{height:120px;margin:-4px -8px 14px;display:grid;place-items:center;border-bottom:1px solid rgba(255,255,255,.18)}.transport-visual img{display:block;width:100%;height:112px;object-fit:contain;filter:drop-shadow(0 10px 9px rgba(55,0,3,.22))}.transport-grid h3{margin:17px 0 9px}.transport-grid p{margin:0}.transport-grid span{font-size:29px}
.company{background:linear-gradient(180deg,#fff 0,#fff 60%,#f4f3f0 60%,#f4f3f0 100%)}.company-grid{align-items:start}.company-copy{padding-top:40px}.company-infographics{grid-column:1/-1;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:8px}.company-infographics article{min-height:185px;padding:27px;background:#fff;display:flex;flex-direction:column}.company-infographics strong{font-family:var(--display);font-size:36px;color:var(--red)}.company-infographics span{font-family:var(--display);font-size:17px;text-transform:uppercase;margin-top:auto}.company-infographics small{color:var(--muted);font-size:11px;line-height:1.5;margin-top:9px}
.footer-grid>img{width:190px;height:96px;object-fit:contain;filter:brightness(0) invert(1);background:transparent;padding:0;border-radius:0}.footer-bottom{display:grid;grid-template-columns:1fr auto 1fr;align-items:center}.footer-bottom>a{color:#b5b5b5;font-weight:800;font-size:11px;letter-spacing:.04em}.footer-bottom>a:hover{color:#fff}.footer-bottom>span:last-child{text-align:right}
.cookie-notice{position:fixed;z-index:80;left:50%;bottom:22px;transform:translateX(-50%);width:min(760px,calc(100% - 28px));padding:17px 18px 17px 22px;background:#17191b;color:#fff;border-left:4px solid var(--red2);box-shadow:0 15px 50px rgba(0,0,0,.3);display:flex;align-items:center;gap:24px}.cookie-notice[hidden]{display:none}.cookie-notice p{margin:0;font-size:13px;line-height:1.5;flex:1}.cookie-accept{border:0;background:var(--red);color:#fff;min-width:110px;padding:12px 18px;text-transform:uppercase;font-size:11px;font-weight:900;cursor:pointer}.cookie-accept:hover{background:#8f0911}
@media(max-width:980px){.header-meta{display:none}.topline{height:86px}.brand{width:195px;height:70px;margin-right:auto}.company-infographics{grid-template-columns:repeat(2,1fr)}.transport-grid article{min-height:300px}}
@media(max-width:640px){.brand{width:175px;height:68px}.brand img{height:100%}.quality-panel>.quality-visual{height:280px}.transport-grid article{min-height:285px}.transport-visual{height:125px}.transport-visual img{height:118px}.company{background:#fff}.company-copy{padding-top:0}.company-infographics{grid-template-columns:1fr;margin-top:0}.company-infographics article{min-height:150px}.footer-grid>img{width:160px;height:82px}.footer-bottom{grid-template-columns:1fr;text-align:center}.footer-bottom>span:last-child{text-align:center}.cookie-notice{bottom:10px;align-items:stretch;flex-direction:column;gap:13px;padding:16px}.cookie-accept{width:100%}}

/* Version 16: compact single-row header */
.site-header{border-bottom:1px solid #e7e5e0;box-shadow:0 3px 16px rgba(23,25,27,.05)}
.topline{height:80px;gap:0}
.brand{width:164px;height:72px;margin:0 22px 0 0;flex:0 0 auto}
.main-nav{align-self:stretch;flex:1;min-width:0;border:0}
.nav-inner{height:100%;display:flex;align-items:stretch;justify-content:flex-start}
.nav-inner a{display:flex;align-items:center;justify-content:center;padding:0 12px;font-size:10px;line-height:1.15;letter-spacing:.035em;text-transform:uppercase;white-space:nowrap;border-bottom:3px solid transparent;transition:background-color .18s ease,color .18s ease,border-color .18s ease}
.nav-inner a:hover{background:var(--paper);color:var(--red)}
.nav-inner a.active{background:var(--ink);color:#fff;border-bottom-color:var(--red2)}
.header-phone{margin:0 18px;white-space:nowrap;text-align:left;flex:0 0 auto}
.header-phone>a{font-family:var(--display);font-size:15px;letter-spacing:-.02em}
.header-cta{min-height:44px;padding:0 18px;border:0;background:var(--red);color:#fff;font-size:11px;font-weight:900;text-transform:uppercase;letter-spacing:.035em;white-space:nowrap;cursor:pointer;transition:background-color .18s ease,transform .18s ease}
.header-cta:hover{background:#8f0911;transform:translateY(-1px)}
.menu-button{flex:0 0 42px;cursor:pointer}
@media(max-width:1160px) and (min-width:981px){.brand{width:145px;margin-right:10px}.nav-inner a{padding:0 7px;font-size:9px}.header-phone{margin:0 11px}.header-phone>a{font-size:13px}.header-cta{padding:0 12px;font-size:10px}}
@media(max-width:980px){.topline{height:82px;position:relative}.brand{width:180px;height:72px;margin-right:auto}.header-phone{margin:0 16px}.header-cta{min-height:42px}.menu-button{display:block;margin-left:12px}.main-nav{display:none;position:absolute;top:100%;left:0;right:0;height:auto;background:#fff;border-top:1px solid var(--line);box-shadow:0 18px 35px rgba(23,25,27,.13)}.main-nav.open{display:block}.nav-inner{width:var(--wrap);height:auto;margin:auto;padding:10px 0 16px;display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line)}.nav-inner a{min-height:48px;padding:0 16px;background:#fff;border:0;justify-content:flex-start;font-size:11px}.nav-inner a.active{background:var(--ink);color:#fff;border-left:3px solid var(--red2)}}
@media(max-width:640px){.topline{height:74px}.brand{width:145px;height:64px}.header-phone{display:none}.header-cta{min-height:40px;padding:0 12px;font-size:9px}.menu-button{margin-left:6px}.nav-inner{grid-template-columns:1fr}.nav-inner a{min-height:44px}}

/* Version 16.1: sticky navigation and anchored sections */
.site-header{position:sticky;top:0;z-index:100}
section[id],header[id]{scroll-margin-top:92px}
@media(max-width:980px){section[id],header[id]{scroll-margin-top:90px}}
@media(max-width:640px){section[id],header[id]{scroll-margin-top:82px}}