:root{--bg:#0b132b;--bg2:#1c2541;--line:#334155;--text:#f8fafc;--muted:#94a3b8;--primary:#3b82f6;--primary2:#2563eb;--accent:#fbbf24;--radius:16px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.55}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.nav{position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:24px;padding:14px 5vw;background:rgba(11,19,43,.85);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px}
.brand img{width:34px;height:34px;border-radius:9px}
.links{display:flex;gap:22px;margin-left:auto;color:var(--muted);font-weight:500}
.links a:hover{color:var(--text)}
.nav-actions{display:flex;gap:10px;align-items:center}
.lang{background:transparent;border:1px solid var(--line);color:var(--muted);border-radius:10px;padding:8px 10px;font-weight:700;cursor:pointer;font-family:inherit}
.lang:hover{color:var(--text);border-color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 18px;border-radius:12px;font-weight:600;border:1px solid transparent;transition:.15s;white-space:nowrap}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary2)}
.btn-ghost{border-color:var(--line);color:var(--text);background:rgba(255,255,255,.03)}
.btn-ghost:hover{border-color:var(--muted)}
.btn-lg{padding:15px 26px;font-size:17px}
main{padding:0 5vw}
.hero{display:grid;grid-template-columns:1.15fr 1fr;gap:48px;align-items:center;padding:72px 0 40px;max-width:1180px;margin:0 auto}
.eyebrow{color:var(--accent);font-weight:700;letter-spacing:.06em;text-transform:uppercase;font-size:13px;margin:0 0 10px}
h1{font-size:clamp(34px,4.6vw,56px);line-height:1.08;margin:0 0 18px;letter-spacing:-.02em;font-weight:800}
.lead{color:var(--muted);font-size:18px;margin:0 0 26px;max-width:600px}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:22px}
.trust{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px 20px;color:var(--muted);font-size:14px}
.trust li::before{content:"✓";color:#22c55e;font-weight:800;margin-right:6px}
.hero-art{position:relative;display:flex;justify-content:center}
.art-main{width:min(100%,420px);border-radius:24px;border:1px solid var(--line);background:var(--bg2);padding:16px;box-shadow:0 30px 80px rgba(0,0,0,.45)}
.badge{position:absolute;display:flex;align-items:center;gap:8px;background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:8px 12px;font-size:13px;box-shadow:0 10px 30px rgba(0,0,0,.4)}
.badge span{font-size:18px}
.b1{top:6%;left:-4%}.b2{bottom:18%;right:-4%}.b3{bottom:-4%;left:10%}
.section{max-width:1180px;margin:0 auto;padding:64px 0}
h2{font-size:clamp(26px,3.2vw,38px);margin:0 0 10px;letter-spacing:-.02em;font-weight:800}
.section-lead{color:var(--muted);font-size:17px;margin:0 0 32px;max-width:760px}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:34px}
.step{background:var(--bg2);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.num{width:36px;height:36px;border-radius:10px;background:var(--primary);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.step h3,.card h3,.app h3{margin:0 0 8px;font-size:18px}
.step p,.card p,.app p{margin:0;color:var(--muted);font-size:15px}
.diagram{display:grid;grid-template-columns:1fr auto 1fr;gap:14px;align-items:center;background:rgba(59,130,246,.06);border:1px dashed var(--primary);border-radius:var(--radius);padding:22px}
.node{background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:16px;display:flex;flex-direction:column;gap:4px}
.node small{color:var(--muted)}
.node.client{border-color:#22c55e}
.arrow{display:flex;flex-direction:column;align-items:center;color:var(--accent);font-weight:700;font-size:13px;gap:2px}
.arrow::before{content:"⇄";font-size:34px;line-height:1}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:var(--bg2);border:1px solid var(--line);border-radius:var(--radius);padding:22px;transition:.15s}
.card:hover{transform:translateY(-3px);border-color:var(--primary)}
.card img{width:72px;height:72px;border-radius:14px;margin-bottom:14px;background:#fff}
.apps-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.app{background:linear-gradient(160deg,var(--bg2),#111a36);border:1px solid var(--line);border-radius:var(--radius);padding:28px;display:flex;flex-direction:column;gap:14px}
.app .btn{align-self:flex-start}
.store{display:flex;gap:10px;flex-wrap:wrap}
.faq details{background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin-bottom:10px}
.faq summary{cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::after{content:"+";color:var(--primary);font-weight:800}
.faq details[open] summary::after{content:"–"}
.faq p{margin:10px 0 0;color:var(--muted)}
footer{border-top:1px solid var(--line);margin-top:40px;padding:26px 5vw;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;color:var(--muted);font-size:14px}
footer a{color:var(--text)}
.foot-icon{width:22px;height:22px;border-radius:6px;vertical-align:middle;margin-right:8px}
.foot-links{display:flex;gap:18px}
@media (max-width:900px){
  .hero{grid-template-columns:1fr;padding-top:40px}
  .hero-art{margin-top:20px}
  .steps,.grid{grid-template-columns:1fr}
  .apps-grid{grid-template-columns:1fr}
  .diagram{grid-template-columns:1fr}
  .arrow::before{content:"⇅"}
  .links{display:none}
  .badge{position:static;margin:6px 4px 0}
  .hero-art{flex-wrap:wrap}
}