:root{
  --navy:#07192b;
  --navy2:#0c2740;
  --ink:#102033;
  --muted:#667585;
  --line:#e3e9ee;
  --soft:#f5f7f8;
  --orange:#f25a12;
  --orange2:#ff7b2f;
  --white:#fff;
  --shadow:0 16px 42px rgba(4,23,40,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--ink);
  background:#fff;
  font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  line-height:1.55;
}
a{color:inherit;text-decoration:none}
.wrap{width:min(1180px,calc(100% - 40px));margin:auto}
.topbar{background:var(--navy);color:#c8d3dc;font-size:13px}
.topbar-inner{min-height:34px;display:flex;justify-content:space-between;align-items:center;gap:20px}
.toplinks{display:flex;gap:20px;align-items:center}
.toplinks a:hover{color:#fff}
.site-header{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);
  backdrop-filter:blur(14px);border-bottom:1px solid rgba(7,25,43,.08)
}
.nav{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:13px;font-weight:800;font-size:25px;color:var(--navy);white-space:nowrap}
.brand-mark{position:relative;width:34px;height:34px;display:block}
.brand-mark span{position:absolute;border:7px solid var(--navy);border-radius:50%;inset:0}
.brand-mark span:nth-child(1){clip-path:polygon(0 0,56% 0,56% 100%,0 100%)}
.brand-mark span:nth-child(2){border-color:var(--orange);clip-path:polygon(54% 0,100% 0,100% 48%,54% 48%)}
.brand-mark span:nth-child(3){border-color:#8794a0;clip-path:polygon(54% 50%,100% 50%,100% 100%,54% 100%)}
.main-menu{display:flex;align-items:center;gap:26px;font-size:14px;font-weight:650}
.main-menu a{padding:10px 0}
.main-menu a:hover{color:var(--orange)}
.main-menu .nav-cta{background:var(--orange);color:#fff;padding:12px 17px;border-radius:11px}
.menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:9px 12px;font-weight:700}
.hero{
  overflow:hidden;
  background:
    radial-gradient(circle at 76% 28%,rgba(242,90,18,.08),transparent 28%),
    linear-gradient(180deg,#fff 0%,#f6f8fa 100%);
  border-bottom:1px solid var(--line)
}
.hero-grid{min-height:610px;display:grid;grid-template-columns:1.04fr .96fr;gap:40px;align-items:center}
.eyebrow{
  color:var(--orange);font-size:13px;text-transform:uppercase;letter-spacing:.13em;
  font-weight:800;margin-bottom:14px
}
h1,h2,h3{color:var(--navy);line-height:1.08;margin-top:0}
h1{font-size:clamp(42px,5.6vw,74px);letter-spacing:-.045em;margin-bottom:24px;max-width:780px}
h2{font-size:clamp(30px,3.5vw,46px);letter-spacing:-.035em;margin-bottom:0}
h3{font-size:22px}
.lead{font-size:20px;color:#536372;max-width:720px;margin:0 0 31px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 21px;border-radius:12px;font-weight:760}
.button.primary{background:var(--orange);color:#fff}
.button.primary:hover{background:#d94c0b}
.button.secondary{border:1px solid #cfd7de;background:#fff}
.button.secondary:hover{border-color:#9ca8b2}
.hero-visual{height:450px;position:relative;border-radius:28px;background:linear-gradient(140deg,#102a43,#061624);overflow:hidden;box-shadow:var(--shadow)}
.technical-grid{
  position:absolute;inset:0;opacity:.17;
  background-image:
    linear-gradient(rgba(255,255,255,.28) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.28) 1px,transparent 1px);
  background-size:32px 32px
}
.bearing{position:absolute;border-radius:50%;background:linear-gradient(145deg,#e9edf0 0%,#7d8992 17%,#eef1f2 34%,#5e6870 53%,#eef1f2 73%,#77838c 100%);box-shadow:0 24px 45px rgba(0,0,0,.25)}
.bearing-xl{width:265px;height:265px;right:90px;top:67px}
.bearing-sm{width:112px;height:112px;left:48px;bottom:55px}
.bearing-ring{position:absolute;border-radius:50%;background:var(--navy)}
.ring-outer{inset:18%;box-shadow:inset 0 0 0 15px #b8c0c6}
.ring-inner{inset:37%;background:#0c1c29;box-shadow:inset 0 0 0 10px #d8dde0}
.bearing-sm .ring-outer{inset:21%;box-shadow:inset 0 0 0 8px #b8c0c6}
.bearing-sm .ring-inner{inset:39%;box-shadow:inset 0 0 0 6px #d8dde0}
.balls{position:absolute;inset:0}
.balls i{position:absolute;width:27px;height:27px;background:radial-gradient(circle at 35% 30%,#fff 0 10%,#cfd5d9 22%,#59636b 60%,#232a30 100%);border-radius:50%;left:119px;top:22px;transform-origin:13px 110px}
.balls i:nth-child(2){transform:rotate(30deg)}
.balls i:nth-child(3){transform:rotate(60deg)}
.balls i:nth-child(4){transform:rotate(90deg)}
.balls i:nth-child(5){transform:rotate(120deg)}
.balls i:nth-child(6){transform:rotate(150deg)}
.balls i:nth-child(7){transform:rotate(180deg)}
.balls i:nth-child(8){transform:rotate(210deg)}
.balls i:nth-child(9){transform:rotate(240deg)}
.balls i:nth-child(10){transform:rotate(270deg)}
.balls i:nth-child(11){transform:rotate(300deg)}
.balls i:nth-child(12){transform:rotate(330deg)}
.seal{position:absolute;width:136px;height:136px;border-radius:50%;right:33px;bottom:35px;background:radial-gradient(circle,#0b2033 0 29%,#c74816 30% 48%,#7e2510 49% 57%,#1d2024 58%);box-shadow:0 14px 30px rgba(0,0,0,.28)}
.visual-caption{position:absolute;left:34px;top:30px;color:#fff;display:flex;flex-direction:column}
.visual-caption strong{font-size:24px}
.visual-caption span{color:#b9c8d3;font-size:13px;margin-top:4px}
.catalog-section,.offer-section,.scope-section{padding:90px 0}
.catalog-section{background:#fff}
.offer-section{background:var(--soft)}
.section-heading{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:35px}
.text-link{font-weight:750;color:var(--orange)}
.catalog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}
.catalog-card{
  min-height:122px;border:1px solid var(--line);border-radius:18px;padding:24px;
  display:grid;grid-template-columns:44px 1fr auto;align-items:center;gap:18px;background:#fff;
  transition:.2s ease
}
.catalog-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#d0d9e1}
.card-icon{width:44px;height:44px;border-radius:12px;background:#fff1e9;color:var(--orange);display:grid;place-items:center;font-size:24px;font-weight:800}
.catalog-card strong{display:block;font-size:18px;color:var(--navy)}
.catalog-card small{display:block;color:var(--muted);margin-top:5px}
.catalog-card b{font-size:22px;color:var(--orange)}
.offer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.offer-card{
  min-height:280px;border-radius:22px;background:#fff;border:1px solid var(--line);padding:28px;
  display:flex;flex-direction:column;box-shadow:0 8px 25px rgba(7,25,43,.04)
}
.offer-card.dark{background:var(--navy);color:#dce5ec;border-color:var(--navy)}
.offer-card.dark h3,.offer-card.orange h3{color:#fff}
.offer-card.orange{background:var(--orange);color:#fff;border-color:var(--orange)}
.offer-card.wide{grid-column:span 2}
.tag{font-size:11px;text-transform:uppercase;letter-spacing:.12em;font-weight:800;color:var(--orange);margin-bottom:52px}
.dark .tag,.orange .tag{color:#fff}
.offer-card p{color:var(--muted)}
.offer-card.dark p{color:#bdcad4}
.offer-card.orange p{color:#fff0e8}
.go{margin-top:auto;font-weight:800}
.scope-section{background:#fff}
.scope-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:start}
.scope-list{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line)}
.scope-list span{padding:19px 12px 19px 0;border-bottom:1px solid var(--line);font-weight:700;color:var(--navy)}
.site-footer{background:var(--navy);color:#c6d1da;padding:62px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:50px}
.footer-brand{color:#fff;font-weight:850;font-size:25px;margin-bottom:12px}
.site-footer h3{color:#fff;font-size:15px;margin-bottom:13px}
.site-footer a,.site-footer span{display:block;margin:7px 0}
.site-footer a:hover{color:#fff}
.footer-bottom{margin-top:46px;padding-top:18px;border-top:1px solid rgba(255,255,255,.15);display:flex;justify-content:space-between;gap:20px;font-size:12px}
.footer-bottom span{display:inline}
.footer-bottom a{display:inline}
@media(max-width:980px){
  .main-menu{display:none;position:absolute;left:20px;right:20px;top:112px;background:#fff;border:1px solid var(--line);padding:18px;border-radius:16px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
  .main-menu.open{display:flex}
  .menu-toggle{display:block}
  .hero-grid{grid-template-columns:1fr;padding:70px 0}
  .hero-visual{height:390px}
  .catalog-grid{grid-template-columns:1fr 1fr}
  .offer-grid{grid-template-columns:1fr 1fr}
  .scope-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:650px){
  .wrap{width:min(100% - 26px,1180px)}
  .topbar-inner{align-items:flex-start;padding:7px 0;flex-direction:column;gap:2px}
  .toplinks{gap:12px;flex-wrap:wrap}
  .nav{height:70px}
  .brand{font-size:21px}
  h1{font-size:42px}
  .lead{font-size:17px}
  .hero-visual{height:320px}
  .bearing-xl{width:190px;height:190px;right:45px}
  .balls{display:none}
  .catalog-grid,.offer-grid,.scope-list,.footer-grid{grid-template-columns:1fr}
  .offer-card.wide{grid-column:auto}
  .section-heading{align-items:flex-start;flex-direction:column}
  .catalog-section,.offer-section,.scope-section{padding:64px 0}
  .footer-bottom{flex-direction:column}
}