:root{
  --navy:#0b1324;
  --navy-2:#14213a;
  --ink:#111827;
  --muted:#64748b;
  --line:#e2e8f0;
  --bg:#f7f9fc;
  --card:#fff;
  --accent:#8bd500;
  --accent-dark:#5e9900;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.65;
}
a{color:inherit}
.container{width:min(1080px,calc(100% - 40px));margin:auto}
header{background:var(--navy);color:#fff;border-bottom:1px solid rgba(255,255,255,.08)}
.nav{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.nav img{height:38px;width:auto;display:block}
.nav-right{display:flex;align-items:center;gap:28px}
.navlinks{display:flex;gap:24px;font-size:14px}
.navlinks a,.langs a{text-decoration:none;opacity:.85}
.navlinks a:hover,.langs a:hover{opacity:1}
.langs{font-size:13px;white-space:nowrap}
.langs .active{opacity:1;font-weight:800}
.langs .sep{opacity:.35;margin:0 5px}
.hero{background:linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 100%);color:#fff;padding:86px 0 96px}
.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:56px;align-items:center}
.kicker{font-weight:800;letter-spacing:.12em;text-transform:uppercase;font-size:12px;color:var(--accent)}
h1{font-size:clamp(42px,7vw,72px);line-height:1.02;margin:14px 0 18px;letter-spacing:-.04em}
.lead{font-size:21px;max-width:680px;color:#dbe4f2}
.hero-actions{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}
.button{display:inline-block;padding:12px 18px;border-radius:10px;text-decoration:none;font-weight:800;border:1px solid rgba(255,255,255,.2)}
.button.primary{background:var(--accent);color:#102000;border-color:var(--accent)}
.button.secondary{color:#fff;background:transparent}
.hero-icon{display:flex;justify-content:center}
.hero-icon img{width:min(290px,70vw);filter:drop-shadow(0 24px 40px rgba(0,0,0,.3))}
section{padding:72px 0}
h2{font-size:34px;line-height:1.15;letter-spacing:-.025em;margin:0 0 12px}
.section-lead{color:var(--muted);max-width:760px;margin:0 0 32px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px;box-shadow:0 5px 20px rgba(15,23,42,.035)}
.card h3{margin:0 0 8px;font-size:19px}
.card p{margin:0;color:var(--muted)}
.device-list{columns:2;max-width:850px;padding-left:20px}
.device-list li{margin:7px 0}
.note{border-left:4px solid var(--accent);background:#fff;padding:18px 20px;border-radius:0 12px 12px 0;border-top:1px solid var(--line);border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
footer{background:var(--navy);color:#cbd5e1;padding:34px 0}
.footer-grid{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
footer a{color:#fff;text-decoration:none}
.small{font-size:14px;color:#94a3b8}
.page{padding:64px 0 90px}
.page h1{font-size:48px;color:var(--navy)}
.prose{max-width:820px}
.prose h2{font-size:25px;margin-top:38px}
.prose p,.prose li{color:#475569}
.prose a{color:#335f00;font-weight:700}
.faq{display:grid;gap:14px;max-width:850px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 20px}
.faq summary{cursor:pointer;font-weight:800}
.contact{font-size:18px}
@media(max-width:760px){
  .container{width:min(100% - 28px,1080px)}
  .nav{min-height:auto;padding:18px 0;align-items:flex-start}
  .nav-right{gap:12px;align-items:flex-end;flex-direction:column}
  .navlinks{gap:13px;font-size:13px}
  .hero{padding:62px 0 70px}
  .hero-grid{grid-template-columns:1fr;gap:35px}
  .hero-icon{order:-1}
  .hero-icon img{width:190px}
  .cards{grid-template-columns:1fr}
  .device-list{columns:1}
  section{padding:54px 0}
  .page h1{font-size:40px}
}