#rb-delta{
 --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;
}
#rb-delta *{box-sizing:border-box}
#rb-delta{scroll-behavior:smooth}
#rb-delta{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:#f5f8fc;color:var(--navy)}
#rb-delta a{color:inherit;text-decoration:none}
#rb-delta img{display:block;max-width:100%}
#rb-delta button,#rb-delta input,#rb-delta select{font:inherit}
#rb-delta .container{max-width:var(--max);margin:0 auto;padding:0 34px}
#rb-delta .site-header{position:sticky;top:0;z-index:60;background:rgba(247,250,253,.95);backdrop-filter:blur(14px);padding:10px 0}
#rb-delta .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)}
#rb-delta .logo img{width:178px}
#rb-delta .main-nav{display:flex;justify-content:center;gap:46px;font-weight:650;font-size:15px}
#rb-delta .nav-item{padding:28px 0;position:relative;cursor:pointer}
#rb-delta .nav-item.active{color:var(--blue)}
#rb-delta .nav-item.active:after{content:"";position:absolute;left:50%;bottom:5px;transform:translateX(-50%);width:26px;height:3px;border-radius:3px;background:var(--blue)}
#rb-delta .header-actions{display:flex;align-items:center;gap:18px}
#rb-delta .contact-mini{font-size:12px;color:var(--muted);line-height:1.3}
#rb-delta .contact-mini b{display:block;color:var(--navy);font-size:14px}
#rb-delta .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:10px;padding:13px 20px;font-weight:700;border:0;cursor:pointer}
#rb-delta .btn-primary{background:linear-gradient(180deg,#0c72ef,#075acb);color:#fff;box-shadow:0 8px 18px rgba(10,104,232,.22)}
#rb-delta .btn-light{background:#fff;border:1px solid var(--line);color:var(--blue)}
#rb-delta .mega-wrap{position:absolute;left:0;right:0;top:98px;pointer-events:none;opacity:0;transform:translateY(-8px);transition:.18s ease}
#rb-delta .mega-wrap.open{pointer-events:auto;opacity:1;transform:none}
#rb-delta .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}
#rb-delta .mega-col{padding:0 26px;border-right:1px solid #e6edf5}
#rb-delta .mega-col:first-child{padding-left:8px}
#rb-delta .mega-col h3{font-size:17px;margin:0 0 18px;display:flex;gap:10px;align-items:center}
#rb-delta .mega-ico{width:32px;height:32px;border-radius:10px;background:var(--soft2);color:var(--blue);display:grid;place-items:center}
#rb-delta .mega-col a{display:block;font-size:14px;margin:0 0 11px;color:#2e456a}
#rb-delta .mega-col a.all{color:var(--blue);font-weight:700;margin-top:18px}
#rb-delta .mega-teaser{margin-left:20px;border-radius:12px;overflow:hidden;min-height:250px;background:var(--soft2);position:relative}
#rb-delta .mega-teaser img{width:100%;height:100%;object-fit:cover}
#rb-delta .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}
#rb-delta .mega-teaser .choose{position:absolute;left:22px;bottom:18px;color:var(--blue);font-weight:700;font-size:14px}
#rb-delta .breadcrumbs{padding-top:24px;font-size:13px;color:#7890af}
#rb-delta .breadcrumbs span{margin:0 8px;color:#a2b1c5}
#rb-delta .hero{padding:28px 0 46px}
#rb-delta .hero-card{background:#fff;border:1px solid var(--line);border-radius:26px;overflow:hidden;display:grid;grid-template-columns:1.02fr .98fr;box-shadow:var(--shadow)}
#rb-delta .hero-copy{padding:52px}
#rb-delta .eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:.2em;color:#5579a9;margin-bottom:14px}
#rb-delta .hero h1{font-size:50px;line-height:1.04;letter-spacing:-.025em;margin:0 0 18px}
#rb-delta .hero p{font-size:19px;line-height:1.5;color:var(--ink);margin:0 0 20px}
#rb-delta .hero-media{min-height:440px;position:relative;background:linear-gradient(145deg,#fafcff,#edf4fb);display:grid;place-items:center;padding:28px}
#rb-delta .hero-media img{width:100%;height:100%;object-fit:cover;border-radius:18px}
#rb-delta .hero-badge{position:absolute;right:24px;bottom:24px;background:rgba(255,255,255,.95);border:1px solid var(--line);border-radius:14px;padding:14px 18px;font-weight:700;box-shadow:0 8px 24px rgba(12,42,77,.1)}
#rb-delta .quickfacts{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:22px}
#rb-delta .fact{padding:13px;border-radius:14px;background:#f8fbff;border:1px solid var(--line);font-size:12px;color:#567097}
#rb-delta .fact b{display:block;color:var(--navy);font-size:15px;margin-bottom:3px}
#rb-delta .selector-section{padding:18px 0 60px}
#rb-delta .selector{background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);overflow:hidden}
#rb-delta .selector-head{padding:27px 30px;border-bottom:1px solid var(--line);background:linear-gradient(90deg,#f8fbff,#fff)}
#rb-delta .selector-head h2{font-size:34px;margin:0}
#rb-delta .selector-head p{margin:7px 0 0;color:var(--muted)}
#rb-delta .selector-grid{display:grid;grid-template-columns:1.05fr .95fr}
#rb-delta .selector-controls{padding:28px 30px;border-right:1px solid var(--line)}
#rb-delta .selector-controls label{display:block;font-weight:800;font-size:14px;margin-bottom:7px}
#rb-delta .selector-controls input,#rb-delta .selector-controls select{width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:10px;background:#fbfdff;color:var(--navy);margin-bottom:15px}
#rb-delta .two{display:grid;grid-template-columns:1fr 1fr;gap:12px}
#rb-delta .hint{font-size:12px;color:var(--muted);line-height:1.4;margin-top:4px}
#rb-delta .selector-result{padding:28px 30px;background:linear-gradient(150deg,#eef6ff,#fbfdff)}
#rb-delta .result-label{font-size:12px;text-transform:uppercase;letter-spacing:.15em;color:#6c86aa}
#rb-delta .matches{display:grid;gap:10px;margin-top:15px}
#rb-delta .match{background:#fff;border:1px solid var(--line);border-radius:13px;padding:14px;display:grid;grid-template-columns:1fr auto;gap:14px;align-items:center}
#rb-delta .match b{font-size:17px}
#rb-delta .match span{display:block;color:var(--muted);font-size:12px;margin-top:4px}
#rb-delta .match button{border:0;background:var(--soft2);color:var(--blue);border-radius:9px;padding:9px 12px;font-weight:800;cursor:pointer}
#rb-delta .no-match{display:none;padding:15px;border:1px solid #f1d39a;background:#fff7e1;color:#6e561b;border-radius:12px;line-height:1.45;margin-top:15px}
#rb-delta .no-match.show{display:block}
#rb-delta .section{padding:66px 0}
#rb-delta .section.white{background:#fff}
#rb-delta .section.soft{background:linear-gradient(180deg,#f8fbff,#eef5fb)}
#rb-delta .section-head{display:flex;justify-content:space-between;gap:28px;align-items:end;margin-bottom:24px}
#rb-delta .section-head h2{font-size:40px;line-height:1.05;margin:0}
#rb-delta .section-head p{max-width:850px;color:var(--muted);font-size:16px;line-height:1.5;margin:8px 0 0}
#rb-delta .filters{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:22px}
#rb-delta .filter{border:1px solid var(--line);background:#fff;color:#49658d;border-radius:999px;padding:10px 15px;font-weight:700;cursor:pointer}
#rb-delta .filter.active{background:var(--blue);color:#fff;border-color:var(--blue)}
#rb-delta .models-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
#rb-delta .model-card{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:0 8px 24px rgba(25,61,105,.05);transition:.2s ease}
#rb-delta .model-card:hover{transform:translateY(-3px);box-shadow:0 14px 32px rgba(25,61,105,.1)}
#rb-delta .model-card.hidden{display:none}
#rb-delta .model-img{height:285px;background:#edf4fb;overflow:hidden}
#rb-delta .model-img img{width:100%;height:100%;object-fit:cover}
#rb-delta .model-body{padding:20px}
#rb-delta .model-top{display:flex;justify-content:space-between;gap:10px;align-items:center}
#rb-delta .series{font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:#7c91af}
#rb-delta .badge{font-size:11px;background:var(--soft2);color:var(--blue);border-radius:999px;padding:6px 9px;font-weight:800}
#rb-delta .model-body h3{font-size:25px;margin:9px 0 14px}
#rb-delta .mini-specs{display:grid;grid-template-columns:1fr 1fr;gap:9px}
#rb-delta .mini-specs div{background:#f8fbff;border:1px solid var(--line);border-radius:11px;padding:11px}
#rb-delta .mini-specs span{display:block;font-size:10px;color:var(--muted);margin-bottom:4px}
#rb-delta .mini-specs b{font-size:13px}
#rb-delta .card-actions{display:flex;gap:8px;margin-top:16px}
#rb-delta .card-actions .btn{flex:1;padding:11px 10px;font-size:13px}
#rb-delta .info-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
#rb-delta .info{background:#fff;border:1px solid var(--line);border-radius:17px;padding:22px}
#rb-delta .info 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}
#rb-delta .info h3{font-size:18px;margin:0 0 8px}
#rb-delta .info p{font-size:14px;color:var(--muted);line-height:1.43;margin:0}
#rb-delta .notice{margin-top:18px;padding:18px 20px;border:1px solid #d5e6fa;background:linear-gradient(90deg,#edf6ff,#f9fcff);border-radius:15px;color:#49678f;line-height:1.45}
#rb-delta .contact-section{padding:66px 0;background:#102c4d;color:#fff}
#rb-delta .contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center}
#rb-delta .contact-grid h2{font-size:40px;margin:0 0 12px}
#rb-delta .contact-grid p{color:#d7e5f4;line-height:1.5}
#rb-delta .form{background:#fff;border-radius:20px;padding:24px;color:var(--navy);display:grid;grid-template-columns:1fr 1fr;gap:12px}
#rb-delta .form input,#rb-delta .form textarea{width:100%;padding:14px 16px;border:1px solid var(--line);border-radius:10px;font:inherit}
#rb-delta .form textarea{grid-column:1/-1;min-height:110px;resize:vertical}
#rb-delta .form button{grid-column:1/-1}
#rb-delta footer{background:#091d34;color:#c8d6e7;padding:34px 0}
#rb-delta .footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:24px}
#rb-delta .footer-grid h4{color:#fff;margin:0 0 12px}
#rb-delta .footer-grid a{display:block;font-size:13px;margin:8px 0;color:#c8d6e7}
#rb-delta .footer-logo img{width:170px;filter:brightness(0) invert(1);opacity:.95}
#rb-delta .footer-logo p{font-size:13px;line-height:1.5;color:#9fb1c7}
#rb-delta .modal{position:fixed;inset:0;background:rgba(6,23,43,.62);z-index:100;display:none;align-items:center;justify-content:center;padding:24px}
#rb-delta .modal.open{display:flex}
#rb-delta .modal-card{width:min(1100px,96vw);max-height:92vh;overflow:auto;background:#fff;border-radius:22px;box-shadow:0 28px 80px rgba(0,0,0,.25)}
#rb-delta .modal-head{display:flex;justify-content:space-between;align-items:center;padding:22px 26px;border-bottom:1px solid var(--line);position:sticky;top:0;background:#fff;z-index:2}
#rb-delta .modal-head h2{margin:0;font-size:30px}
#rb-delta .close{border:0;background:var(--soft);width:40px;height:40px;border-radius:50%;font-size:24px;cursor:pointer;color:var(--navy)}
#rb-delta .modal-content{display:grid;grid-template-columns:.85fr 1.15fr;gap:22px;padding:26px}
#rb-delta .modal-image{background:#f2f7fc;border:1px solid var(--line);border-radius:17px;overflow:hidden;align-self:start}
#rb-delta .modal-image img{width:100%;height:auto}
#rb-delta .spec-table{width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--line);border-radius:14px;overflow:hidden}
#rb-delta .spec-table th,#rb-delta .spec-table td{padding:11px 13px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;font-size:13px}
#rb-delta .spec-table tr:last-child th,#rb-delta .spec-table tr:last-child td{border-bottom:0}
#rb-delta .spec-table th{width:42%;background:#f3f8fd;color:#173b70}
#rb-delta .spec-table td{color:#425f87}
#rb-delta .cycle-title{font-weight:800;margin:18px 0 8px}
#rb-delta .cycle-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
#rb-delta .cycle{border:1px solid var(--line);border-radius:13px;overflow:hidden}
#rb-delta .cycle h4{margin:0;padding:10px 12px;background:#f4f8fd;font-size:13px}
#rb-delta .cycle div{display:flex;justify-content:space-between;padding:8px 12px;border-top:1px solid var(--line);font-size:12px;color:#4d688e}
@media(max-width:1200px){#rb-delta .nav-shell{grid-template-columns:210px 1fr}
#rb-delta .header-actions{display:none}
#rb-delta .hero-card,#rb-delta .selector-grid,#rb-delta .contact-grid{grid-template-columns:1fr}
#rb-delta .selector-controls{border-right:0;border-bottom:1px solid var(--line)}
#rb-delta .models-grid{grid-template-columns:1fr 1fr}
#rb-delta .info-grid{grid-template-columns:1fr 1fr}}
@media(max-width:900px){#rb-delta .main-nav{display:none}
#rb-delta .mega-wrap{display:none}
#rb-delta .footer-grid{grid-template-columns:1fr 1fr}
#rb-delta .modal-content{grid-template-columns:1fr}}
@media(max-width:620px){#rb-delta .container{padding:0 16px}
#rb-delta .hero-copy{padding:30px 24px}
#rb-delta .hero h1{font-size:36px}
#rb-delta .hero p{font-size:17px}
#rb-delta .quickfacts,#rb-delta .two,#rb-delta .models-grid,#rb-delta .info-grid{grid-template-columns:1fr}
#rb-delta .section{padding:48px 0}
#rb-delta .section-head h2,#rb-delta .selector-head h2{font-size:30px}
#rb-delta .form{grid-template-columns:1fr}
#rb-delta .form textarea,#rb-delta .form button{grid-column:auto}
#rb-delta .footer-grid{grid-template-columns:1fr}
#rb-delta .model-img{height:260px}}