#dy-barriers{
 --blue:#0a68e8;--blue2:#0759c8;--navy:#102b59;--ink:#314e78;--muted:#697f9f;
 --line:#dce7f4;--soft:#f3f8fd;--soft2:#eaf3ff;--white:#fff;--shadow:0 18px 48px rgba(16,43,89,.10);--max:1540px;
 --yellow:#f7b500;--yellow2:#ffcb2e;
}
#dy-barriers *{box-sizing:border-box}
#dy-barriers{scroll-behavior:smooth}
#dy-barriers{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:#f5f8fc;color:var(--navy)}
#dy-barriers a{color:inherit;text-decoration:none}
#dy-barriers img{display:block;max-width:100%}
#dy-barriers .container{max-width:var(--max);margin:0 auto;padding:0 34px}
#dy-barriers .site-header{position:sticky;top:0;z-index:50;background:rgba(247,250,253,.95);backdrop-filter:blur(14px);padding:10px 0}
#dy-barriers .nav-shell{background:#fff;border:1px solid #e4ebf4;border-radius:14px;min-height:78px;display:grid;grid-template-columns:250px 1fr auto;align-items:center;padding:0 22px;box-shadow:0 10px 26px rgba(28,56,94,.08)}
#dy-barriers .logo img{width:178px}
#dy-barriers .main-nav{display:flex;justify-content:center;gap:46px;font-weight:650;font-size:15px}
#dy-barriers .nav-item{padding:28px 0;position:relative;cursor:pointer}
#dy-barriers .nav-item.active{color:var(--blue)}
#dy-barriers .nav-item.active:after{content:"";position:absolute;left:50%;bottom:5px;transform:translateX(-50%);width:26px;height:3px;border-radius:3px;background:var(--blue)}
#dy-barriers .header-actions{display:flex;align-items:center;gap:18px}
#dy-barriers .contact-mini{font-size:12px;color:var(--muted);line-height:1.3}
#dy-barriers .contact-mini b{display:block;color:var(--navy);font-size:14px}
#dy-barriers .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:10px;padding:14px 22px;font-weight:700;border:0;cursor:pointer}
#dy-barriers .btn-primary{background:linear-gradient(180deg,#0c72ef,#075acb);color:#fff;box-shadow:0 8px 18px rgba(10,104,232,.22)}
#dy-barriers .btn-light{background:#fff;border:1px solid var(--line);color:var(--blue)}
#dy-barriers .mega-wrap{position:absolute;left:0;right:0;top:98px;pointer-events:none;opacity:0;transform:translateY(-8px);transition:.18s ease}
#dy-barriers .mega-wrap.open{pointer-events:auto;opacity:1;transform:none}
#dy-barriers .mega{max-width:1160px;margin:0 auto;background:#fff;border:1px solid #e2eaf4;border-radius:14px;box-shadow:0 22px 55px rgba(12,39,79,.17);display:grid;grid-template-columns:1fr 1fr 1fr 260px;padding:22px}
#dy-barriers .mega-col{padding:0 26px;border-right:1px solid #e6edf5}
#dy-barriers .mega-col:first-child{padding-left:8px}
#dy-barriers .mega-col h3{font-size:17px;margin:0 0 18px;display:flex;gap:10px;align-items:center}
#dy-barriers .mega-ico{width:32px;height:32px;border-radius:10px;background:var(--soft2);color:var(--blue);display:grid;place-items:center}
#dy-barriers .mega-col a{display:block;font-size:14px;margin:0 0 11px;color:#2e456a}
#dy-barriers .mega-col a.all{color:var(--blue);font-weight:700;margin-top:18px}
#dy-barriers .mega-teaser{margin-left:20px;border-radius:12px;overflow:hidden;min-height:250px;background:var(--soft2);position:relative}
#dy-barriers .mega-teaser img{width:100%;height:100%;object-fit:cover}
#dy-barriers .mega-teaser .shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(239,247,255,.97),rgba(239,247,255,.12));padding:22px;font-size:22px;line-height:1.08;font-weight:800}
#dy-barriers .mega-teaser .choose{position:absolute;left:22px;bottom:18px;color:var(--blue);font-weight:700;font-size:14px}
#dy-barriers .breadcrumbs{padding-top:24px;font-size:13px;color:#7890af}
#dy-barriers .breadcrumbs span{margin:0 8px;color:#a2b1c5}
#dy-barriers .hero{padding:28px 0 36px}
#dy-barriers .hero-card{background:#fff;border:1px solid var(--line);border-radius:26px;overflow:hidden;display:grid;grid-template-columns:1.05fr .95fr;box-shadow:var(--shadow)}
#dy-barriers .hero-copy{padding:50px 52px}
#dy-barriers .eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:.2em;color:#5579a9;margin-bottom:14px}
#dy-barriers .hero h1{font-size:50px;line-height:1.04;letter-spacing:-.025em;margin:0 0 18px}
#dy-barriers .hero p{font-size:18px;line-height:1.52;color:var(--ink);margin:0 0 20px}
#dy-barriers .hero-media{min-height:430px;background:linear-gradient(145deg,#fbfdff,#eef5fd);display:grid;place-items:center;padding:40px;position:relative}
#dy-barriers .hero-media img{width:100%;max-width:620px;mix-blend-mode:multiply}
#dy-barriers .hero-badge{position:absolute;right:24px;bottom:24px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:13px 17px;font-weight:700;box-shadow:0 8px 24px rgba(12,42,77,.1)}
#dy-barriers .benefits{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:20px}
#dy-barriers .benefit{border:1px solid var(--line);border-radius:13px;background:#f8fbff;padding:13px;font-size:13px;color:#567097}
#dy-barriers .benefit b{display:block;color:var(--navy);margin-bottom:4px}
#dy-barriers .selector-section{padding:24px 0 62px}
#dy-barriers .selector{background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);overflow:hidden}
#dy-barriers .selector-head{display:flex;justify-content:space-between;gap:24px;align-items:center;padding:26px 30px;border-bottom:1px solid var(--line);background:linear-gradient(90deg,#f8fbff,#fff)}
#dy-barriers .selector-head h2{margin:0;font-size:34px}
#dy-barriers .selector-head p{margin:6px 0 0;color:var(--muted);font-size:15px}
#dy-barriers .selector-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:0}
#dy-barriers .selector-controls{padding:28px 30px;border-right:1px solid var(--line)}
#dy-barriers .control{margin-bottom:24px}
#dy-barriers .control label{display:block;font-weight:800;margin-bottom:9px;font-size:15px}
#dy-barriers .hint{font-size:12px;color:var(--muted);margin-top:7px;line-height:1.4}
#dy-barriers .segment{display:grid;grid-template-columns:1fr 1fr;gap:8px}
#dy-barriers .seg{border:1px solid var(--line);border-radius:10px;padding:13px;background:#fff;color:#47648e;font-weight:700;cursor:pointer}
#dy-barriers .seg.active{border-color:var(--blue);background:#edf5ff;color:var(--blue);box-shadow:inset 0 0 0 1px var(--blue)}
#dy-barriers .field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
#dy-barriers .field input{width:100%;border:1px solid var(--line);border-radius:10px;padding:14px 15px;font:inherit;color:var(--navy);background:#fbfdff}
#dy-barriers .field small{display:block;margin-top:6px;color:var(--muted)}
#dy-barriers .selector-result{padding:28px 30px;background:linear-gradient(150deg,#f2f8ff,#f9fcff)}
#dy-barriers .result-label{font-size:12px;text-transform:uppercase;letter-spacing:.16em;color:#6580a7;margin-bottom:10px}
#dy-barriers .model{font-size:40px;line-height:1;font-weight:850;color:var(--blue);letter-spacing:-.03em;margin-bottom:8px}
#dy-barriers .result-title{font-size:20px;font-weight:800;margin-bottom:20px}
#dy-barriers .result-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
#dy-barriers .result-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:13px}
#dy-barriers .result-item span{display:block;color:var(--muted);font-size:11px;margin-bottom:4px}
#dy-barriers .result-item b{font-size:15px}
#dy-barriers .result-warning{display:none;margin-top:14px;padding:13px;border-radius:11px;background:#fff5dd;border:1px solid #f4d798;color:#7b5a15;font-size:13px;line-height:1.4}
#dy-barriers .result-warning.show{display:block}
#dy-barriers .result-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
#dy-barriers .section{padding:66px 0}
#dy-barriers .section.white{background:#fff}
#dy-barriers .section.soft{background:linear-gradient(180deg,#f8fbff,#eef5fb)}
#dy-barriers .section-head{display:flex;justify-content:space-between;gap:28px;align-items:end;margin-bottom:24px}
#dy-barriers .section-head h2{font-size:40px;line-height:1.05;margin:0}
#dy-barriers .section-head p{max-width:840px;color:var(--muted);font-size:16px;line-height:1.5;margin:8px 0 0}
#dy-barriers .compare{display:grid;grid-template-columns:1fr 1fr;gap:18px}
#dy-barriers .pitch-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px;box-shadow:0 8px 24px rgba(25,61,105,.04)}
#dy-barriers .pitch-big{font-size:44px;font-weight:850;color:var(--blue);margin-bottom:8px}
#dy-barriers .pitch-card h3{font-size:22px;margin:0 0 10px}
#dy-barriers .pitch-card p{color:var(--muted);line-height:1.48;font-size:14px}
#dy-barriers .metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:18px}
#dy-barriers .metric{border-radius:12px;background:var(--soft);padding:13px}
#dy-barriers .metric span{display:block;font-size:11px;color:var(--muted);margin-bottom:4px}
#dy-barriers .metric b{font-size:14px}
#dy-barriers .table-card{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden}
#dy-barriers .table-tools{padding:18px 20px;display:flex;gap:10px;align-items:center;flex-wrap:wrap;border-bottom:1px solid var(--line)}
#dy-barriers .table-tools button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:9px 14px;font-weight:700;color:#49658d;cursor:pointer}
#dy-barriers .table-tools button.active{background:var(--blue);color:#fff;border-color:var(--blue)}
#dy-barriers .models-table{width:100%;border-collapse:collapse}
#dy-barriers .models-table th,#dy-barriers .models-table td{padding:12px 15px;border-bottom:1px solid #e7eef6;text-align:left;font-size:14px}
#dy-barriers .models-table th{background:#f4f8fd;color:#34537e;position:sticky;top:0}
#dy-barriers .models-table td{color:#4e688d}
#dy-barriers .models-table tr:hover td{background:#f9fcff}
#dy-barriers .models-table .choose{color:var(--blue);font-weight:800;cursor:pointer}
#dy-barriers .table-scroll{max-height:560px;overflow:auto}
#dy-barriers .spec-layout{display:grid;grid-template-columns:1fr .95fr;gap:22px}
#dy-barriers .spec-table{width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff}
#dy-barriers .spec-table th,#dy-barriers .spec-table td{padding:13px 15px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;font-size:14px}
#dy-barriers .spec-table tr:last-child th,#dy-barriers .spec-table tr:last-child td{border-bottom:0}
#dy-barriers .spec-table th{width:37%;background:#f3f8fd;color:#173b70}
#dy-barriers .spec-table td{color:#405b84}
#dy-barriers .diagram-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px}
#dy-barriers .diagram-card h3{font-size:22px;margin:0 0 10px}
#dy-barriers .diagram-card p{color:var(--muted);font-size:14px;line-height:1.45}
#dy-barriers .dimension-drawing{height:315px;margin-top:18px;border-radius:15px;background:linear-gradient(145deg,#f8fbff,#edf4fb);position:relative;overflow:hidden;border:1px solid var(--line)}
#dy-barriers .bar{position:absolute;left:45%;top:30px;width:78px;height:245px;background:linear-gradient(90deg,#202d39 0 13px,var(--yellow) 13px 65px,#202d39 65px);border-radius:8px;box-shadow:0 8px 20px rgba(15,41,69,.14)}
#dy-barriers .bar:before,#dy-barriers .bar:after{content:"";position:absolute;left:16px;right:16px;height:14px;background:#1e2c39}
#dy-barriers .bar:before{top:0}
#dy-barriers .bar:after{bottom:0}
#dy-barriers .dot{position:absolute;left:33px;width:10px;height:10px;background:#273c52;border-radius:50%}
#dy-barriers .d1{top:50px}
#dy-barriers .d2{top:103px}
#dy-barriers .d3{top:156px}
#dy-barriers .d4{top:209px}
#dy-barriers .dim-v{position:absolute;left:62%;top:30px;height:245px;border-left:2px solid #57789b}
#dy-barriers .dim-v:before,#dy-barriers .dim-v:after{content:"";position:absolute;left:-6px;width:10px;border-top:2px solid #57789b}
#dy-barriers .dim-v:before{top:0}
#dy-barriers .dim-v:after{bottom:0}
#dy-barriers .dim-v span{position:absolute;left:10px;top:45%;background:#fff;padding:4px 7px;border-radius:6px;font-size:12px;color:#49658b}
#dy-barriers .dim-w{position:absolute;left:36%;bottom:13px;width:155px;border-top:2px solid #57789b;text-align:center;color:#49658b;font-size:12px;padding-top:5px}
#dy-barriers .features{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
#dy-barriers .feature{background:#fff;border:1px solid var(--line);border-radius:17px;padding:22px}
#dy-barriers .feature i{width:48px;height:48px;border-radius:13px;background:var(--soft2);color:var(--blue);display:grid;place-items:center;font-style:normal;font-size:22px;margin-bottom:17px}
#dy-barriers .feature h3{font-size:18px;margin:0 0 8px}
#dy-barriers .feature p{font-size:14px;color:var(--muted);line-height:1.43;margin:0}
#dy-barriers .wiring{display:grid;grid-template-columns:1fr 1fr;gap:18px}
#dy-barriers .wire-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px}
#dy-barriers .wire-card h3{font-size:21px;margin:0 0 8px}
#dy-barriers .wire-card>p{font-size:14px;color:var(--muted);line-height:1.45}
#dy-barriers .wire-list{display:grid;gap:9px;margin-top:16px}
#dy-barriers .wire{display:grid;grid-template-columns:17px 90px 1fr;gap:9px;align-items:center;font-size:13px;color:#466288}
#dy-barriers .swatch{width:14px;height:14px;border-radius:3px;border:1px solid rgba(0,0,0,.14)}
#dy-barriers .brown{background:#8d4d2d}
#dy-barriers .blue{background:#2b91d0}
#dy-barriers .green{background:#2e9d56}
#dy-barriers .white{background:#fff}
#dy-barriers .black{background:#222}
#dy-barriers .gray{background:#999}
#dy-barriers .safety-note{margin-top:18px;padding:19px 21px;border-radius:15px;background:#fff7df;border:1px solid #f1d592;color:#705717;line-height:1.48;font-size:14px}
#dy-barriers .safety-note b{color:#5c440b}
#dy-barriers .contact-section{padding:66px 0;background:#102c4d;color:#fff}
#dy-barriers .contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center}
#dy-barriers .contact-grid h2{font-size:40px;margin:0 0 12px}
#dy-barriers .contact-grid p{color:#d7e5f4;line-height:1.5}
#dy-barriers .form{background:#fff;border-radius:20px;padding:24px;color:var(--navy);display:grid;grid-template-columns:1fr 1fr;gap:12px}
#dy-barriers .form input,#dy-barriers .form textarea{width:100%;padding:14px 16px;border:1px solid var(--line);border-radius:10px;font:inherit}
#dy-barriers .form textarea{grid-column:1/-1;min-height:110px;resize:vertical}
#dy-barriers .form button{grid-column:1/-1}
#dy-barriers footer{background:#091d34;color:#c8d6e7;padding:34px 0}
#dy-barriers .footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:24px}
#dy-barriers .footer-grid h4{color:#fff;margin:0 0 12px}
#dy-barriers .footer-grid a{display:block;font-size:13px;margin:8px 0;color:#c8d6e7}
#dy-barriers .footer-logo img{width:170px;filter:brightness(0) invert(1);opacity:.95}
#dy-barriers .footer-logo p{font-size:13px;line-height:1.5;color:#9fb1c7}
@media (max-width:1200px){#dy-barriers .nav-shell{grid-template-columns:210px 1fr}
#dy-barriers .header-actions{display:none}
#dy-barriers .hero-card,#dy-barriers .selector-grid,#dy-barriers .spec-layout,#dy-barriers .contact-grid{grid-template-columns:1fr}
#dy-barriers .selector-controls{border-right:0;border-bottom:1px solid var(--line)}
#dy-barriers .benefits,#dy-barriers .features{grid-template-columns:1fr 1fr}}
@media (max-width:900px){#dy-barriers .main-nav{display:none}
#dy-barriers .mega-wrap{display:none}
#dy-barriers .compare,#dy-barriers .wiring{grid-template-columns:1fr}
#dy-barriers .footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:620px){#dy-barriers .container{padding:0 16px}
#dy-barriers .hero-copy{padding:30px 24px}
#dy-barriers .hero h1{font-size:36px}
#dy-barriers .benefits,#dy-barriers .features,#dy-barriers .field-row,#dy-barriers .result-grid{grid-template-columns:1fr}
#dy-barriers .section{padding:48px 0}
#dy-barriers .section-head h2,#dy-barriers .selector-head h2{font-size:30px}
#dy-barriers .form{grid-template-columns:1fr}
#dy-barriers .form textarea,#dy-barriers .form button{grid-column:auto}
#dy-barriers .footer-grid{grid-template-columns:1fr}
#dy-barriers .models-table th:nth-child(4),#dy-barriers .models-table td:nth-child(4){display:none}}