@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Manrope:wght@500;600;700;800&display=swap');

:root{--ink:#111820;--graphite:#1d2630;--dark:#111820;--card-dark:#18212b;--paper:#f4f6f8;--white:#fff;--muted:#6b747e;--muted-dark:#aeb7c2;--orange:#f97316;--orange-dark:#ea580c;--blue:#2563eb;--line:rgba(17,24,32,.1);--line-dark:rgba(255,255,255,.1);--shadow:0 20px 60px rgba(17,24,32,.1);--radius:18px;--container:min(1380px,calc(100% - 64px))}
*{box-sizing:border-box}html{overflow-x:hidden;scroll-behavior:smooth}body{overflow-x:hidden;margin:0;background:var(--paper);color:var(--ink);font-family:Inter,Arial,sans-serif;line-height:1.55}body.locked{overflow:hidden}img{display:block;max-width:100%}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}.container{width:var(--container);margin:auto}.section{padding:110px 0}.surface{background:var(--white)}.dark{background:var(--dark);color:var(--white)}.grid{display:grid}.eyebrow{display:flex;align-items:center;gap:10px;color:var(--orange);font-size:12px;font-weight:800;letter-spacing:.13em;text-transform:uppercase}.eyebrow:before{content:"";width:24px;height:2px;background:currentColor}h1,h2,h3,h4,p{margin-top:0}h1,h2,h3,.logo{font-family:Manrope,Inter,sans-serif}h1{max-width:1050px;margin-bottom:24px;font-size:clamp(44px,6.2vw,92px);line-height:.98;letter-spacing:-.055em}h2{margin-bottom:20px;font-size:clamp(32px,4vw,56px);line-height:1.05;letter-spacing:-.045em}h3{font-size:27px;line-height:1.15;letter-spacing:-.025em}.lead{max-width:760px;color:var(--muted);font-size:18px}.dark .lead{color:var(--muted-dark)}
.site-header{position:sticky;z-index:50;top:0;height:82px;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(18px)}.nav{height:100%;display:flex;align-items:center;gap:38px}.logo{display:flex;align-items:center;gap:11px;font-size:20px;font-weight:800;letter-spacing:-.04em}.logo-mark{position:relative;width:30px;height:30px;background:var(--ink);border-radius:8px}.logo-mark:after{content:"";position:absolute;right:6px;bottom:6px;width:9px;height:9px;background:var(--orange);border-radius:2px}.logo span{color:var(--orange)}.desktop-nav{display:flex;align-items:center;gap:26px;margin:auto;font-size:13px;font-weight:700}.desktop-nav>a,.menu-trigger{padding:30px 0;border:0;background:none;color:var(--ink)}.desktop-nav .active{color:var(--orange)}.has-mega{position:static}.mega{visibility:hidden;position:absolute;top:81px;left:0;width:100%;padding:32px 0;background:var(--white);border-top:1px solid var(--line);box-shadow:var(--shadow);opacity:0;transform:translateY(8px);transition:.25s}.has-mega:hover .mega{visibility:visible;opacity:1;transform:none}.mega-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:50px}.mega h3{margin:8px 0 10px}.mega p{max-width:430px;color:var(--muted)}.mega-links{display:grid;gap:12px}.mega-links a:hover{color:var(--orange)}.header-actions{display:flex;align-items:center;gap:10px}.request-button{height:44px;padding:0 17px;border:1px solid var(--line);background:#fff;border-radius:11px;font-weight:700}.request-button b{display:inline-grid;place-items:center;min-width:22px;height:22px;margin-left:5px;background:var(--ink);color:#fff;border-radius:7px;font-size:11px}.burger{display:none;width:46px;height:44px;border:1px solid var(--line);background:#fff;border-radius:11px}.burger:before,.burger:after{content:"";display:block;width:20px;height:2px;margin:5px auto;background:var(--ink)}.mobile-menu{visibility:hidden;position:fixed;z-index:45;inset:64px 0 0;padding:36px 24px;background:var(--white);opacity:0;transform:translateY(-10px);transition:.25s}.mobile-menu.open{visibility:visible;opacity:1;transform:none}.mobile-menu a{display:block;padding:15px 0;border-bottom:1px solid var(--line);font-size:25px;font-weight:700}
.btn{display:inline-flex;align-items:center;justify-content:center;height:52px;padding:0 24px;border:1px solid transparent;border-radius:12px;font-weight:800;transition:.25s}.btn:hover{transform:translateY(-2px)}.btn-primary{background:var(--orange);color:#fff}.btn-primary:hover{background:var(--orange-dark)}.btn-dark{background:var(--ink);color:#fff}.btn-light{border-color:rgba(255,255,255,.25);color:#fff}.btn-outline{border-color:rgba(17,24,32,.16);color:var(--ink)}.text-link{color:var(--orange);font-weight:800}.section-head{display:flex;justify-content:space-between;gap:60px;align-items:end;margin-bottom:48px}.section-head>div{max-width:800px}.section-head>p{max-width:440px;color:var(--muted)}
.hero{position:relative;min-height:calc(86vh - 82px);display:flex;align-items:center;background:linear-gradient(90deg,rgba(10,16,22,.94) 0%,rgba(10,16,22,.78) 48%,rgba(10,16,22,.5) 100%),url('../assets/images/hero-warehouse.jpg') center/cover;color:#fff}.hero-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:70px;align-items:center;padding:80px 0 145px}.hero p{max-width:760px;color:#d3dae2;font-size:18px}.hero-actions{display:flex;gap:12px;margin-top:32px}.quick-form{padding:28px;background:rgba(255,255,255,.96);color:var(--ink);border-radius:20px;box-shadow:var(--shadow)}.quick-form h3{margin-bottom:6px}.quick-form>p{color:var(--muted);font-size:14px}.quick-form>.btn{width:100%;margin-top:16px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.field{display:grid;gap:7px}.field.full{grid-column:1/-1}.field label{font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.06em}.field input,.field select,.field textarea,.search-input{width:100%;height:54px;padding:0 15px;border:1px solid rgba(17,24,32,.14);background:#fff;border-radius:12px;outline:none}.field textarea{height:120px;padding-top:15px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus,.search-input:focus{border-color:var(--orange);box-shadow:0 0 0 4px rgba(249,115,22,.12)}.stats-strip{position:absolute;bottom:0;left:0;width:100%;background:rgba(17,24,32,.9);border-top:1px solid var(--line-dark);backdrop-filter:blur(12px)}.stats{display:grid;grid-template-columns:repeat(4,1fr)}.stat{padding:25px 28px;border-right:1px solid var(--line-dark)}.stat:first-child{border-left:1px solid var(--line-dark)}.stat strong{display:block;font-size:30px}.stat span{color:var(--muted-dark);font-size:13px}
.cards-5{grid-template-columns:repeat(5,1fr);gap:16px}.card{padding:26px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);transition:.3s}.card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}.category-card{min-height:235px;display:flex;flex-direction:column}.category-icon{display:grid;place-items:center;width:46px;height:46px;margin-bottom:34px;background:var(--paper);border-radius:12px;color:var(--orange);font-weight:800}.category-card h3{margin-bottom:8px;font-size:21px}.category-card p{color:var(--muted);font-size:14px}.category-card footer{display:flex;justify-content:space-between;margin-top:auto;padding-top:20px;border-top:1px solid var(--line);font-size:13px;font-weight:700}.benefits{grid-template-columns:repeat(3,1fr);gap:18px}.benefit{min-height:240px;background:var(--card-dark);border-color:var(--line-dark)}.benefit b,.step b{color:var(--orange);font-size:13px}.benefit p{color:var(--muted-dark)}.products-grid{grid-template-columns:repeat(4,1fr);gap:18px}.product-card{display:flex;flex-direction:column;min-height:310px}.product-card .tag,.tag{align-self:start;padding:6px 9px;background:#eef2f6;color:var(--muted);border-radius:7px;font-size:11px;font-weight:800;text-transform:uppercase}.product-card h3{margin:28px 0 9px;font-size:20px}.product-card p{color:var(--muted);font-size:14px}.stock{display:flex;align-items:center;gap:7px;margin:10px 0;color:#14804a;font-size:13px;font-weight:700}.stock:before{content:"";width:7px;height:7px;background:#22c55e;border-radius:50%}.product-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:auto;padding-top:18px;border-top:1px solid var(--line)}.product-bottom small{color:var(--muted)}.add-btn{height:40px;padding:0 14px;border:0;background:var(--ink);color:#fff;border-radius:9px;font-weight:700}.add-btn.added{background:#14804a}.steps{grid-template-columns:repeat(6,1fr);gap:0;border:1px solid var(--line-dark);border-radius:var(--radius);overflow:hidden}.step{min-height:245px;padding:28px;border-right:1px solid var(--line-dark)}.step:last-child{border:0}.step h3{margin-top:45px;font-size:20px}.step p{color:var(--muted-dark);font-size:14px}.projects-grid{grid-template-columns:repeat(3,1fr);gap:20px}.project-card{padding:0;overflow:hidden}.project-image{height:230px;overflow:hidden}.project-image img{width:100%;height:100%;object-fit:cover;transition:.6s}.project-card:hover img{transform:scale(1.04)}.project-body{padding:26px}.project-meta{display:flex;justify-content:space-between;color:var(--muted);font-size:12px}.project-body h3{margin:18px 0 8px;font-size:23px}.project-body p{color:var(--muted);font-size:14px}.project-result{display:flex;justify-content:space-between;margin-top:18px;padding-top:18px;border-top:1px solid var(--line);font-weight:700}.project-result span:last-child{color:var(--orange)}
.calculator{display:grid;grid-template-columns:1fr .8fr;gap:60px;padding:50px;background:var(--graphite);border-radius:24px;color:#fff}.calculator .field label{color:var(--muted-dark)}.calc-result{display:flex;flex-direction:column;justify-content:center;padding:38px;background:var(--card-dark);border:1px solid var(--line-dark);border-radius:18px}.calc-result strong{font-size:34px}.calc-result p{color:var(--muted-dark)}.faq-list{max-width:980px;margin:auto}.faq{border-bottom:1px solid var(--line)}.faq button{display:flex;justify-content:space-between;width:100%;padding:25px 0;border:0;background:none;text-align:left;font-size:18px;font-weight:700}.faq p{display:none;max-width:760px;padding-bottom:22px;color:var(--muted)}.faq.open p{display:block}.faq.open button span{transform:rotate(45deg)}
.page-hero{padding:88px 0 70px;background:var(--dark);color:#fff}.page-hero h1{font-size:clamp(44px,6vw,76px)}.page-hero p{max-width:720px;color:var(--muted-dark);font-size:18px}.breadcrumbs{margin-bottom:50px;color:var(--muted-dark);font-size:13px}.breadcrumbs b{color:#fff}.catalog-layout{display:grid;grid-template-columns:280px 1fr;gap:28px}.filters-panel{align-self:start;position:sticky;top:104px;padding:23px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}.filters-panel h3{font-size:20px}.filters-panel .field{margin-top:18px}.filters-panel #clear-filters{width:100%;margin-top:24px}.catalog-top{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:24px}.catalog-top .filters{display:flex;flex-wrap:wrap;gap:8px}.catalog-top .search-input{max-width:480px}.filter-toggle{display:none}.catalog-products{grid-template-columns:repeat(3,1fr);gap:16px}.empty-state{display:none;padding:60px;text-align:center;background:#fff;border-radius:18px}.empty-state.show{display:block}.product-detail{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px}.product-visual{min-height:520px;background:url('../assets/images/steel-products.jpg') center/cover;border-radius:22px}.product-info .tag{margin-bottom:20px}.specs{width:100%;border-collapse:collapse}.specs th,.specs td{padding:17px;text-align:left;border-bottom:1px solid var(--line)}.specs th{color:var(--muted);font-weight:600}.service-grid{grid-template-columns:repeat(2,1fr);gap:20px}.service-card{display:grid;grid-template-columns:60px 1fr;gap:22px;min-height:285px}.service-card>strong{color:var(--orange)}.service-card p{color:var(--muted)}.service-card ul{padding-left:18px;color:var(--muted);font-size:14px}.logistics-hero{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}.logistics-hero img{height:520px;width:100%;object-fit:cover;border-radius:22px}.regions{grid-template-columns:repeat(5,1fr);gap:12px}.region{padding:22px;background:#fff;border:1px solid var(--line);border-radius:13px;font-weight:700}.map-placeholder{position:relative;min-height:440px;display:grid;place-items:center;background:linear-gradient(135deg,#1b2632,#0f151c);border-radius:22px;overflow:hidden;color:#fff}.map-placeholder:before{content:"РОССИЯ";font-size:clamp(70px,14vw,180px);font-weight:800;letter-spacing:.08em;color:rgba(255,255,255,.05)}.map-placeholder span{position:absolute;color:var(--muted-dark)}.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px}.principles{grid-template-columns:repeat(3,1fr);gap:18px}.contact-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px}.contact-list{display:grid;gap:18px;margin-top:38px}.contact-item{padding-bottom:18px;border-bottom:1px solid var(--line)}.contact-item small{display:block;color:var(--muted)}.contact-form{padding:34px;background:#fff;border:1px solid var(--line);border-radius:22px}.contact-form .form-grid{gap:18px}.contact-form>.btn{width:100%;margin-top:24px}
.site-footer{padding:70px 0 28px;background:#0d1319;color:#fff}.footer-grid{display:grid;grid-template-columns:1.8fr repeat(4,1fr);gap:45px}.footer-brand p{max-width:330px;margin-top:22px;color:var(--muted-dark)}.footer-col{display:grid;align-content:start;gap:11px}.footer-col h4{color:var(--orange);font-size:12px;text-transform:uppercase;letter-spacing:.1em}.footer-col a{color:var(--muted-dark);font-size:14px}.footer-bottom{display:flex;justify-content:space-between;margin-top:55px;padding-top:24px;border-top:1px solid var(--line-dark);color:var(--muted-dark);font-size:12px}.bottom-cta{display:none}.drawer-backdrop{visibility:hidden;position:fixed;z-index:80;inset:0;overflow:hidden;background:rgba(5,9,13,.6);opacity:0;transition:.25s}.drawer-backdrop.open{visibility:visible;opacity:1}.request-drawer{position:absolute;top:0;right:0;width:min(520px,100%);height:100%;padding:28px;background:#fff;transform:translateX(100%);transition:.3s;overflow:auto}.drawer-backdrop.open .request-drawer{transform:none}.drawer-head{display:flex;justify-content:space-between;align-items:center}.close-drawer{width:42px;height:42px;border:1px solid var(--line);background:#fff;border-radius:10px}.request-items{display:grid;gap:10px;margin:24px 0}.request-item{display:grid;grid-template-columns:1fr auto;gap:8px;padding:14px;background:var(--paper);border-radius:12px}.request-item p{margin:0;font-weight:700}.request-item small{color:var(--muted)}.request-item button{grid-row:1/3;grid-column:2;border:0;background:none;color:#ef4444}.drawer-empty{padding:30px;text-align:center;color:var(--muted)}.toast{visibility:hidden;position:fixed;z-index:100;right:24px;bottom:24px;max-width:420px;padding:17px 20px;background:var(--ink);color:#fff;border-radius:12px;box-shadow:var(--shadow);opacity:0;transform:translateY(12px);transition:.25s}.toast.show{visibility:visible;opacity:1;transform:none}.reveal{opacity:0;transform:translateY(24px);transition:.7s}.reveal.visible{opacity:1;transform:none}.hidden{display:none!important}
@media(max-width:1100px){:root{--container:min(100% - 40px,1000px)}.desktop-nav,.header-actions>.btn{display:none}.nav{justify-content:space-between}.header-actions{margin-left:auto}.burger{display:block}.hero-grid{grid-template-columns:1fr;gap:35px;padding-top:65px}.quick-form{max-width:760px}.cards-5{grid-template-columns:repeat(3,1fr)}.products-grid{grid-template-columns:repeat(3,1fr)}.steps{grid-template-columns:repeat(3,1fr)}.step{border-bottom:1px solid var(--line-dark)}.catalog-products{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1.5fr repeat(2,1fr)}}
@media(max-width:760px){:root{--container:calc(100% - 32px)}.site-header{height:64px}.logo{font-size:17px}.logo-mark{width:27px;height:27px}.request-button{height:40px;padding:0 11px;font-size:12px}.section{padding:72px 0}.section-head{display:block;margin-bottom:32px}.section-head>p{margin-top:18px}.hero{min-height:auto}.hero-grid{padding:65px 0 40px}.hero h1{font-size:46px}.hero-actions{display:grid}.hero-actions .btn{width:100%}.quick-form{padding:20px}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.stats-strip{position:static}.stats{grid-template-columns:1fr 1fr}.stat{padding:18px 12px}.stat strong{font-size:24px}.cards-5,.benefits,.products-grid,.projects-grid,.service-grid,.principles,.regions{grid-template-columns:1fr}.category-card{min-height:200px}.steps{grid-template-columns:1fr}.step{min-height:190px}.calculator,.product-detail,.logistics-hero,.about-grid,.contact-layout{grid-template-columns:1fr}.calculator{padding:24px;gap:24px}.catalog-layout{display:block}.filters-panel{display:none;position:fixed;z-index:70;inset:64px 0 0;border-radius:0;overflow:auto}.filters-panel.open{display:block}.filter-toggle{display:inline-flex}.catalog-top{align-items:stretch;flex-direction:column}.catalog-products{grid-template-columns:1fr}.product-visual{min-height:360px}.specs,.specs tbody,.specs tr,.specs th,.specs td{display:block}.specs tr{padding:14px 0;border-bottom:1px solid var(--line)}.specs th,.specs td{padding:4px 0;border:0}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.footer-bottom{display:block;padding-bottom:55px}.bottom-cta{display:flex;position:fixed;z-index:40;right:14px;bottom:14px;left:14px;height:54px;align-items:center;justify-content:center;background:var(--orange);color:#fff;border-radius:13px;font-weight:800;box-shadow:0 12px 30px rgba(17,24,32,.25)}.toast{right:16px;bottom:82px;left:16px}.page-hero{padding:65px 0 50px}.breadcrumbs{margin-bottom:35px}}