:root{
  --ink:#23262c; --ink2:#3f424a; --gray:#5b5c5e; --muted:#7b828c; --line:#e4e8ee;
  --red:#0c6cb4; --red-d:#095a99; --blue:#0c6cb4; --blue-d:#095a99; --navy:#001a78; --yellow:#f9d616;
  --dark:#15171c; --dark2:#1f2937; --bg:#f5f7fa; --card:#fff;
  --shadow:0 8px 30px rgba(20,24,32,.10); --radius:14px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Segoe UI',system-ui,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.container{max-width:1220px;margin:0 auto;padding:0 20px}
h1,h2,h3{line-height:1.18}
main{min-height:50vh}
.btn{display:inline-block;background:var(--red);color:#fff;font-weight:700;padding:13px 26px;border-radius:8px;border:none;cursor:pointer;transition:.2s;font-size:15px}
.btn:hover{background:var(--red-d);transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--navy)}
.btn-light:hover{background:#eef2f8}

/* sticky wrapper (top line fixed on scroll) */
.sticktop{position:sticky;top:0;z-index:60}
/* topbar + header */
.topbar{background:#0c6cb4;color:#fff;font-size:13px}
.topbar .container{display:flex;justify-content:space-between;align-items:center;min-height:38px;gap:10px;flex-wrap:wrap;padding-top:5px;padding-bottom:5px}
.topbar b{color:#fff;font-weight:700} .topbar a{color:#fff} .topbar a:hover{color:var(--yellow)}
.tb-l{color:#fff}
.tb-r{display:flex;gap:14px;flex-wrap:wrap}
header{background:#fff;box-shadow:0 2px 14px rgba(0,0,0,.07);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px;gap:20px}
.logo img{height:50px;display:block}
.menu{display:flex;align-items:center;gap:28px;font-weight:600;font-size:15px;margin-left:auto}
.hasdrop{display:flex;align-items:center}
.menu a{color:var(--ink2);padding:6px 0;border-bottom:2px solid transparent}
.menu a:hover,.menu a.active{color:var(--navy);border-color:var(--red)}
/* dropdown «Каталог» */
.hasdrop{position:relative}
.hasdrop>a{cursor:pointer}
.dropdown{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(10px);min-width:380px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 16px 40px rgba(16,24,40,.16);padding:8px;opacity:0;visibility:hidden;transition:.2s;z-index:70}
.hasdrop:hover .dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(8px)}
.dropdown::before{content:"";position:absolute;top:-12px;left:0;right:0;height:12px}
.dropdown a{display:block;padding:9px 14px;border:none;border-radius:8px;font-size:13.5px;font-weight:500;color:var(--ink2);white-space:normal;line-height:1.3}
.dropdown a:hover{background:#eef4fc;color:var(--navy)}
.dropdown .dd-all{font-weight:700;color:var(--blue);border-bottom:1px solid var(--line);border-radius:8px 8px 0 0;margin-bottom:4px}
.hbtn{background:var(--red);color:#fff;font-weight:700;padding:10px 20px;border-radius:8px;font-size:14px}
.hbtn:hover{background:var(--red-d)}
.burger{display:none;font-size:26px;background:none;border:none;color:var(--ink);cursor:pointer}

/* hero */
.hero{background:linear-gradient(120deg,rgba(15,23,42,.93) 0%,rgba(20,33,54,.82) 45%,rgba(14,59,120,.74) 100%),url('images/factory/hero-bg.jpg') center/cover no-repeat;color:#fff;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-120px;top:-90px;width:460px;height:460px;border-radius:50%;border:50px solid rgba(28,111,214,.14)}
.hero .container{padding:72px 20px;position:relative;z-index:2}
.repbadge{display:inline-flex;align-items:center;gap:8px;background:rgba(28,111,214,.18);border:1px solid var(--blue);color:#cfe2fb;font-weight:700;font-size:13px;padding:7px 16px;border-radius:30px;margin-bottom:20px}
.repbadge i{width:8px;height:8px;border-radius:50%;background:var(--red)}
.hero h1{font-size:40px;max-width:840px;margin-bottom:18px}
.hero p{font-size:18px;max-width:680px;color:#d7e3ec;margin-bottom:30px}
.cta{display:flex;gap:14px;flex-wrap:wrap}
.stats{display:flex;gap:38px;margin-top:48px;flex-wrap:wrap}
.stat b{font-size:30px;color:var(--yellow);display:block} .stat span{color:#cfdeea;font-size:14px}

section{padding:60px 0}
.band{background:#fff}
.sec-head{text-align:center;max-width:760px;margin:0 auto 40px;padding:0 20px}
.sec-head .tag{color:var(--red);font-weight:700;text-transform:uppercase;letter-spacing:2px;font-size:13px}
.sec-head h2{font-size:32px;margin:10px 0} .sec-head p{color:var(--muted)}
.lead{color:var(--muted);max-width:760px;margin-bottom:24px}
/* выравнивание крупных текстовых блоков по ширине */
.lead-wide,.about-grid p,.prod-body>p,.purpose,.marking,.seo p{text-align:justify}
.lead-wide{max-width:none}
.seo{background:var(--bg);padding:48px 0}
.seo h2{font-size:24px;color:var(--ink);margin-bottom:14px}
.seo p{color:var(--ink2);margin-bottom:12px;max-width:none;text-align:justify}

.adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.adv{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;text-align:center;transition:.2s}
.adv:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.adv .ic{width:54px;height:54px;border-radius:12px;background:#eef4fc;color:var(--blue);font-size:24px;display:flex;align-items:center;justify-content:center;margin:0 auto 14px;font-weight:800}
.adv h3{font-size:17px;margin-bottom:8px} .adv p{color:var(--muted);font-size:14px}

/* cards grid */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:.2s;color:inherit}
.card:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
.card .imgbox{aspect-ratio:1.5;background:#f0f3f7;overflow:hidden;display:flex;align-items:center;justify-content:center;padding:14px}
.card .imgbox img{width:100%;height:100%;object-fit:contain;transition:transform .3s}
.card:hover .imgbox img{transform:scale(1.05)}
.cbody{padding:18px;display:flex;flex-direction:column;flex:1}
.badge{align-self:flex-start;font-size:11px;font-weight:700;color:#fff;background:var(--blue);padding:4px 10px;border-radius:20px;margin-bottom:10px;text-transform:uppercase;letter-spacing:.4px}
.badge.lok{background:var(--gray)}
.card h3{font-size:17px;margin-bottom:6px;color:var(--navy)}
.csub{font-size:13px;color:var(--muted);margin-bottom:12px;line-height:1.35}
.card .imgbox{position:relative}
.hit{position:absolute;top:10px;left:10px;z-index:2;background:var(--yellow);color:#3a2c00;font-size:11px;font-weight:800;padding:5px 11px;border-radius:20px;letter-spacing:.3px;box-shadow:0 2px 8px rgba(0,0,0,.15)}
.card-hit{border:2px solid var(--yellow)}
.hit-inline{position:static;display:inline-block;margin-left:8px;vertical-align:middle}
.prod-sub{color:var(--muted);font-size:15px;margin:4px 0 12px}
.specrow{display:flex;gap:8px;margin-bottom:14px;flex-wrap:wrap}
.pill{background:#f1f5f9;border:1px solid var(--line);border-radius:8px;padding:6px 9px;font-size:12px;color:var(--muted);flex:1;text-align:center}
.pill b{display:block;color:var(--ink);font-size:13px}
.pill.match{background:#fff7e6;border-color:var(--yellow)}
.more{margin-top:auto;color:var(--red);font-weight:700;font-size:14px}

/* production photos */
.photos{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.photo{margin:0;border-radius:14px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);background:#1f2937;aspect-ratio:1.5}
.photo img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .4s}
.photo:hover img{transform:scale(1.05)}
.contact-banner{max-width:1220px;margin:0 auto;padding:0 20px}
.contact-banner img{width:100%;height:280px;object-fit:cover;border-radius:14px;margin-top:24px;border:1px solid var(--line)}

/* clients */
.clients{display:flex;gap:16px;flex-wrap:wrap;justify-content:center}
.client{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 26px;font-weight:800;font-size:20px;color:var(--gray);display:flex;align-items:center;justify-content:center;min-height:88px;min-width:170px}
.client img{max-height:56px;max-width:170px;object-fit:contain;display:block}
.cfallback{display:none}

.ctaband{background:#fff;color:var(--navy);text-align:center;border-top:1px solid var(--line)}
.ctaband h2{font-size:26px;margin-bottom:22px;color:var(--ink)}
.ctaband .btn{background:var(--blue);color:#fff}
.ctaband .btn:hover{background:var(--blue-d)}

/* page head */
.pagehead{background:#eef2f8;padding:34px 0;border-bottom:1px solid var(--line)}
.pagehead h1{font-size:32px;color:var(--navy)}
.crumb{color:var(--muted);font-size:14px;margin-top:6px}
.crumb a{color:var(--blue)}

/* about */
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:start}
.about-grid h2{font-size:28px;margin-bottom:14px;color:var(--navy)}
.about-grid p{color:var(--ink2);margin-bottom:14px}
.factbox{background:#fff;border:1px solid var(--line);border-radius:16px;padding:28px}
.factbox h3{font-size:17px;margin-bottom:16px;color:var(--gray)}
.facts{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.fact b{font-size:25px;color:var(--blue);display:block} .fact span{color:var(--muted);font-size:13.5px}

/* filters */
.filters{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;display:grid;grid-template-columns:repeat(3,1fr) auto;gap:14px;align-items:end;margin-bottom:14px}
.filters .reset{align-self:end;height:44px}
.fld{display:flex;flex-direction:column;gap:5px}
.filters label{font-size:12px;font-weight:700;color:var(--gray);text-transform:uppercase;letter-spacing:.5px}
.filters label.key{color:var(--red)}
.filters select,.filters input{padding:11px 13px;border:2px solid var(--line);border-radius:9px;font-size:14.5px;font-family:inherit;outline:none;background:#fff}
.filters select:focus,.filters input:focus{border-color:var(--blue)}
.reset{background:#fff;border:2px solid var(--line);color:var(--muted);border-radius:9px;padding:11px 16px;cursor:pointer;font-weight:600}
.reset:hover{border-color:var(--red);color:var(--red)}
.subchips{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px}
.chip{padding:8px 16px;border-radius:24px;border:2px solid var(--line);background:#fff;cursor:pointer;font-weight:600;font-size:13.5px;color:var(--muted)}
.chip.active,.chip:hover{border-color:var(--blue);color:var(--blue);background:#eef6fc}
.found{color:var(--muted);font-size:14px;margin-bottom:20px} .found b{color:var(--ink)}
.empty{grid-column:1/-1;text-align:center;color:var(--muted);padding:40px}

/* product page */
.prod-top{background:#fff;border-bottom:1px solid var(--line)}
.prod-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.prod-gallery .glav{background:#f0f3f7;border:1px solid var(--line);border-radius:16px;padding:24px;display:flex;align-items:center;justify-content:center;min-height:300px}
.prod-gallery .glav img{max-height:320px;object-fit:contain}
.thumbs{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.thumbs img{width:74px;height:64px;object-fit:contain;background:#f0f3f7;border:1px solid var(--line);border-radius:9px;padding:6px;cursor:pointer;transition:.2s}
.thumbs img:hover{border-color:var(--blue)}
.prod-meta .badge{margin-bottom:12px}
.prod-meta h1{font-size:30px;color:var(--navy);margin-bottom:12px}
.purpose{color:var(--ink2);margin-bottom:18px}
.appicons{display:flex;gap:18px;flex-wrap:wrap;margin-bottom:22px}
.appic{display:flex;flex-direction:column;align-items:center;gap:6px;width:84px;text-align:center}
.appic img{width:48px;height:48px;object-fit:contain}
.appic span{font-size:11.5px;color:var(--muted);line-height:1.25}
.keyspecs{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:24px}
.ks{background:#f5f8fc;border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.ks span{display:block;font-size:12px;color:var(--muted)} .ks b{font-size:15px;color:var(--ink)}

.prod-body h2{font-size:22px;color:var(--navy);margin:30px 0 12px;padding-left:12px;border-left:4px solid var(--red)}
.loadchips{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.loadchip{background:#eef4fc;border:1px solid var(--line);color:var(--blue);font-weight:700;border-radius:24px;padding:9px 18px;font-size:14px;transition:.18s}
.loadchip:hover{background:var(--blue);color:#fff;border-color:var(--blue)}
.prod-body p{color:var(--ink2);max-width:900px}
.swatches{display:flex;gap:10px;flex-wrap:wrap}
.sw{display:flex;align-items:center;gap:7px;font-size:13px;color:var(--ink2);background:#f5f8fc;border:1px solid var(--line);border-radius:20px;padding:5px 12px 5px 5px}
.sw i{width:18px;height:18px;border-radius:50%;display:inline-block}
.marking{color:var(--ink2);font-size:14px;background:#f5f8fc;border:1px solid var(--line);border-radius:10px;padding:14px}
.tcols{display:grid;grid-template-columns:1fr 1fr;gap:30px}
.spectab{width:100%;border-collapse:collapse;font-size:14px}
.spectab td{border:1px solid var(--line);padding:9px 12px}
.spectab td:first-child{background:#f5f8fc;font-weight:600;color:var(--gray);width:52%}
.vfilters{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-bottom:14px}
.vfilters select{padding:10px 13px;border:2px solid var(--line);border-radius:9px;font-size:14px;font-family:inherit;outline:none}
.vfilters select:focus{border-color:var(--blue)}
.vcount{color:var(--muted);font-size:13.5px}
.vtab-wrap{max-height:420px;overflow:auto;border:1px solid var(--line);border-radius:10px}
.vtab{width:100%;border-collapse:collapse;font-size:13px}
.vtab th{position:sticky;top:0;background:var(--dark2);color:#fff;padding:10px;text-align:left;font-size:12px}
.vtab td{border-bottom:1px solid var(--line);padding:8px 10px;color:var(--ink2)}
.vtab tr:hover td{background:#f5f9fd}

.lightbox{position:fixed;inset:0;background:rgba(16,18,22,.85);display:none;align-items:center;justify-content:center;z-index:200;padding:30px;cursor:zoom-out}
.lightbox.open{display:flex}
.lightbox img{max-width:90%;max-height:90%;object-fit:contain}

/* contacts */
.contact-wrap{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:start}
.dir{font-size:20px;font-weight:800;color:var(--navy);margin-bottom:6px}
.dir span{display:block;font-size:14px;font-weight:600;color:var(--red);margin-top:2px}
.contact-info>p{color:var(--ink2);margin:14px 0 24px}
.cinfo{display:flex;gap:14px;margin-bottom:14px;align-items:center;color:inherit;border:1px solid var(--line);border-radius:12px;padding:12px 14px;transition:.18s}
a.cinfo:hover{border-color:var(--blue);background:#f5f9fd;transform:translateX(2px)}
.cinfo .ic{width:46px;height:46px;border-radius:11px;background:#eef4fc;color:var(--blue);font-size:20px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.cinfo .ic-wa{background:#25d366;color:#fff}
.cinfo b{display:block;font-size:15px;color:var(--ink)} .cinfo span{color:var(--muted);font-size:14px}
.form{background:#fff;border:1px solid var(--line);border-radius:16px;padding:30px}
.form h3{margin-bottom:6px;font-size:21px;color:var(--navy)}
.form .hint{color:var(--muted);font-size:14px;margin-bottom:16px}
.form label{display:block;font-size:13px;font-weight:600;margin-bottom:5px;margin-top:13px}
.form input,.form select,.form textarea{width:100%;padding:12px 14px;border:2px solid var(--line);border-radius:9px;font-size:15px;font-family:inherit;outline:none}
.form input:focus,.form select:focus,.form textarea:focus{border-color:var(--blue)}
.form textarea{min-height:84px;resize:vertical}
.form .btn{width:100%;margin-top:18px;background:var(--blue);color:#fff}
.form .btn:hover{background:var(--blue-d)}
.note{font-size:12px;color:var(--muted);margin-top:12px;text-align:center}
.success{display:none;background:#eafaf1;border:1px solid #b6e4c9;color:#137a42;padding:15px;border-radius:10px;margin-top:14px;font-size:14px}
.success.show{display:block}

/* footer */
footer{background:#0c6cb4;color:#fff;padding:42px 0 24px;font-size:14px}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1.2fr 1.3fr;gap:30px;margin-bottom:26px}
.foot-grid h4{color:#fff;margin-bottom:12px;font-size:15px}
.foot-grid p{color:#dbe3f5}
.foot-grid a,.foot-grid span{display:block;margin-bottom:7px;color:#fff}
.foot-grid a:hover{color:var(--yellow)}
.foot-logo{margin-bottom:14px;display:inline-block;background:#fff;border-radius:10px;padding:12px 16px}
.foot-logo img{height:48px;display:block}
.copy{border-top:1px solid rgba(255,255,255,.18);padding-top:18px;text-align:center;color:#cdd6ee;font-size:13px}

@media(max-width:980px){.adv-grid{grid-template-columns:repeat(2,1fr)} .foot-grid{grid-template-columns:1fr 1fr} .photos{grid-template-columns:1fr 1fr}}
@media(max-width:880px){
  .menu{display:none} .burger{display:block} .hbtn{display:none}
  .menu.show{display:flex;position:absolute;top:76px;left:0;right:0;background:#fff;flex-direction:column;padding:18px 20px;gap:14px;border-bottom:1px solid var(--line)}
  .dropdown{display:none!important}
  .about-grid,.contact-wrap,.prod-grid,.tcols{grid-template-columns:1fr}
  .grid{grid-template-columns:repeat(2,1fr)} .filters{grid-template-columns:1fr 1fr}
}
@media(max-width:560px){.grid{grid-template-columns:1fr} .filters{grid-template-columns:1fr} .hero h1{font-size:28px} .sec-head h2{font-size:24px} .keyspecs{grid-template-columns:1fr}}