:root{
  --bg:#f6f8fc;
  --surface:#ffffff;
  --surface-soft:#f0f4fb;
  --ink:#14284a;
  --muted:#66758e;
  --line:#dce5f1;
  --navy:#182f63;
  --navy-2:#223f84;
  --teal:#56d6ec;
  --teal-2:#a9f1fb;
  --radius:28px;
  --shadow:0 22px 60px rgba(20,40,74,.08);
  --container:min(1200px,calc(100% - 40px));
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;
  color:var(--ink);
  background:
    radial-gradient(circle at top left, rgba(86,214,236,.14), transparent 28%),
    radial-gradient(circle at 100% 0, rgba(24,47,99,.08), transparent 28%),
    linear-gradient(180deg,#fbfcfe 0%, #f5f8fc 100%);
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.container{width:var(--container);margin:0 auto}
.site-header{
  position:sticky;top:0;z-index:20;
  background:rgba(251,252,254,.88);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(220,229,241,.9)
}
.nav-shell{
  min-height:126px;
overflow: visible;
 display:flex;align-items:center;justify-content:space-between;gap:28px
 
}
.brand img{height:140px;width:auto}
.main-nav{display:flex;gap:28px;align-items:center}
.main-nav a{font-weight:600;color:var(--muted)}
.main-nav a:hover,.main-nav a.active{color:var(--ink)}
.lang-switch{display:flex;align-items:center;gap:10px}
.lang-switch a,.lang-switch span{
.lang-switch span{background:var(--ink);color:#fff;border-color:var(--ink)}
.hero{
  min-width:48px;text-align:center;padding:10px 14px;border-radius:999px;border:1px solid var(--line);font-weight:700;font-size:.9rem;background:#fff
}
  padding:88px 0 48px;
}
.hero-grid{
  display:grid;grid-template-columns:1.02fr .98fr;gap:48px;align-items:center
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:999px;
  background:rgba(86,214,236,.14);color:var(--navy);font-weight:700;font-size:.85rem
}
.hero h1{
  margin:18px 0 14px;
  font-size:clamp(2.8rem,5vw,5rem);
  line-height:.98;letter-spacing:-.045em;
  max-width:12ch
}
.hero p{
  color:var(--muted);line-height:1.9;font-size:1.08rem;max-width:60ch
}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;min-height:54px;padding:0 22px;border-radius:18px;font-weight:700;transition:.2s ease
}
.btn-primary{background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#fff;box-shadow:0 18px 34px rgba(24,47,99,.25)}
.btn-secondary{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn:hover{transform:translateY(-1px)}
.hero-card{
  background:linear-gradient(180deg,#fff 0%, #f4f8fd 100%);
  border:1px solid rgba(220,229,241,.92);
  border-radius:40px;
  box-shadow:var(--shadow);
  padding:24px;
}
.hero-visual{
  position:relative;
  overflow:hidden;
  border-radius:32px;min-height:560px;padding:26px;
  background:
    radial-gradient(circle at 18% 16%, rgba(86,214,236,.18), transparent 20%),
    radial-gradient(circle at 84% 82%, rgba(24,47,99,.08), transparent 24%),
    linear-gradient(180deg,#fbfdff 0%, #eef4fb 100%);
}
.hero-visual::before{
  content:"";position:absolute;inset:auto -50px -130px auto;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle, rgba(86,214,236,.16) 0%, rgba(86,214,236,0) 68%);
}
.hero-visual::after{
  content:"";position:absolute;left:-40px;top:-40px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle, rgba(24,47,99,.08) 0%, rgba(24,47,99,0) 70%);
}
.hero-composition{position:relative;width:100%;height:100%;min-height:500px}
.hero-item{position:absolute;filter:drop-shadow(0 26px 36px rgba(20,40,74,.14));transition:transform .25s ease}
.hero-item.main{width:52%;right:7%;top:8%;z-index:3}
.hero-item.belt{width:66%;left:0%;bottom:2%;z-index:2;transform:rotate(-7deg)}
.hero-item.accent{width:30%;left:12%;top:10%;z-index:4;transform:rotate(8deg)}
.hero-item:hover{transform:translateY(-4px)}
.hero-item.belt:hover{transform:rotate(-7deg) translateY(-4px)}
.hero-item.accent:hover{transform:rotate(8deg) translateY(-4px)}
.hero-panel{
  display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:18px
}
.mini-stat{
  padding:18px;border-radius:22px;background:#fff;border:1px solid var(--line)
}
.mini-stat strong{display:block;font-size:1.2rem}
.mini-stat span{display:block;margin-top:8px;color:var(--muted);line-height:1.6;font-size:.94rem}
.section{padding:40px 0 84px}
.section-head{
  display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:28px
}
.section-head h2{margin:0;font-size:clamp(1.8rem,3vw,2.8rem);letter-spacing:-.04em}
.section-head p{margin:0;max-width:58ch;color:var(--muted);line-height:1.85}
.band{
  border-radius:32px;padding:26px 28px;color:#fff;
  background:linear-gradient(135deg,#132754 0%, #17326a 52%, #1c5f8e 100%);
  box-shadow:var(--shadow)
}
.band h3{margin:0 0 10px;font-size:1.4rem}
.band p{margin:0;color:rgba(255,255,255,.8);line-height:1.8;max-width:72ch}
.device-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.device-tags span{
  padding:10px 14px;border-radius:999px;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.14)
}
.products-list{display:grid;gap:24px}
.product-row{
  display:grid;grid-template-columns:.95fr 1.05fr;gap:34px;align-items:center;
  background:rgba(255,255,255,.82);border:1px solid var(--line);border-radius:36px;padding:30px;box-shadow:var(--shadow)
}
.product-row.reverse{grid-template-columns:1.05fr .95fr}
.product-row .media{
  background:linear-gradient(180deg,#fbfdff 0%, #eef4f9 100%);
  border-radius:28px;min-height:360px;padding:30px;display:grid;place-items:center
}
.product-row .media img{max-height:310px;filter:drop-shadow(0 24px 36px rgba(20,40,74,.14))}
.kicker{display:inline-flex;padding:8px 12px;border-radius:999px;background:rgba(86,214,236,.14);color:var(--navy);font-size:.8rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.product-row h3{font-size:clamp(1.8rem,3vw,2.4rem);margin:14px 0 6px;letter-spacing:-.04em}
.subline{color:var(--muted);font-weight:600}
.product-row p{color:var(--muted);line-height:1.9;margin:18px 0}
.specs{
  display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:20px 0 20px
}
.specs span{
  background:var(--surface-soft);border-radius:18px;padding:14px 15px;line-height:1.6
}
.compat{padding-top:18px;border-top:1px solid var(--line);font-weight:600}
.dual{
  display:grid;grid-template-columns:1fr 1fr;gap:24px
}
.panel{
  background:rgba(255,255,255,.85);border:1px solid var(--line);border-radius:32px;padding:30px;box-shadow:var(--shadow)
}
.panel h3{margin:0 0 12px;font-size:1.35rem}
.panel p,.panel li{line-height:1.85;color:var(--muted)}
.panel ul{margin:0;padding-left:18px}
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.contact-card{
  background:#fff;border:1px solid var(--line);border-radius:28px;padding:24px;box-shadow:var(--shadow)
}
.contact-card small{display:block;color:var(--muted);font-weight:700;text-transform:uppercase;letter-spacing:.08em}
.contact-card strong{display:block;font-size:1.08rem;margin-top:12px}
.contact-card p,.contact-card a{margin:10px 0 0;color:var(--muted);line-height:1.8}
.site-footer{
  border-top:1px solid var(--line);padding:36px 0 44px;background:rgba(255,255,255,.5)
}
.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .9fr;gap:26px}
.footer-logo{height:74px;width:auto;margin-bottom:12px}
.site-footer h4{margin:0 0 14px}
.site-footer p,.site-footer a{display:block;color:var(--muted);line-height:1.9}
.footer-bottom{margin-top:20px;color:var(--muted);font-size:.92rem}
.page-hero{
  padding:58px 0 24px
}
.page-hero-box{
  padding:36px;border-radius:34px;background:linear-gradient(135deg,#132754 0%, #17326a 52%, #1c5f8e 100%);color:#fff;box-shadow:var(--shadow)
}
.page-hero-box h1{font-size:clamp(2rem,4vw,3.6rem);margin:12px 0}
.page-hero-box p{margin:0;max-width:60ch;color:rgba(255,255,255,.78);line-height:1.85}
@media (max-width:960px){
  .hero-grid,.product-row,.product-row.reverse,.dual,.footer-grid,.contact-grid,.hero-panel{grid-template-columns:1fr}
  .main-nav{display:none}
  .brand img{height:300px}
  .hero h1{max-width:none}
  .specs{grid-template-columns:1fr}
}

@media (max-width:960px){
  .hero-composition{min-height:420px}
  .hero-item.main{width:54%;right:5%;top:8%}
  .hero-item.belt{width:72%;left:-2%;bottom:4%}
  .hero-item.accent{width:34%;left:8%;top:10%}
}
@media (max-width: 440px){
  .brand img{
    height: 72px !important;
    width: auto !important;
    max-width: 100% !important;
    object-fit: contain;
  }
}