:root{
  --bg:#000; --bg2:#0a0d12; --card:#10151c; --line:#1f2a36;
  --tx:#f2f6fa; --mut:#93a1b1; --acc:#7cc8ff; --acc2:#b3e0ff;
  --r:16px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font:16px/1.6 -apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif;background:var(--bg);color:var(--tx)}
a{color:inherit;text-decoration:none}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}
.center{text-align:center}

/* nav */
.nav{position:sticky;top:0;z-index:10;background:rgba(0,0,0,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;justify-content:space-between;align-items:center;height:64px}
.logo{font-weight:700;font-size:19px;letter-spacing:-.02em;display:flex;align-items:center;gap:10px}
.logo img{height:30px;width:30px}
.logo i{font-style:normal;color:var(--acc)}
nav{display:flex;gap:24px;align-items:center;font-size:14px;color:var(--mut)}
nav a:hover{color:var(--tx)}
.lang{background:var(--card);border:1px solid var(--line);color:var(--tx);padding:6px 10px;border-radius:8px;cursor:pointer;font:inherit;font-size:14px}
.lang:focus{outline:none;border-color:var(--acc)}

/* buttons */
.btn{display:inline-block;background:var(--acc);color:#001826;padding:14px 26px;border-radius:999px;font-weight:600;transition:.2s}
.btn:hover{background:var(--acc2)}
.btn-ghost:hover{color:var(--acc2)}
.btn-sm{padding:8px 18px;font-size:14px;color:#001826}
.btn-ghost{background:transparent;border:1px solid var(--acc);color:var(--acc)}
.btn-ghost:hover{background:var(--card)}

/* hero */
.hero{padding:120px 0 96px;background:radial-gradient(900px 400px at 20% 0,rgba(124,200,255,.16),transparent)}
.eyebrow{color:var(--acc2);font-weight:600;font-size:14px;text-transform:uppercase;letter-spacing:.12em;margin-bottom:16px}
h1{font-size:clamp(40px,7vw,72px);line-height:1.05;letter-spacing:-.03em;max-width:14ch}
.lead{color:var(--mut);font-size:20px;max-width:56ch;margin:24px 0 36px}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.center .lead{margin-left:auto;margin-right:auto}

/* sections */
.strip{border-block:1px solid var(--line);background:var(--bg2)}
.strip .grid3{padding-block:28px}
.strip strong{display:block;font-size:17px}
.strip span{color:var(--mut);font-size:14px}
.sec{padding:96px 0}
.alt{background:var(--bg2)}
h2{font-size:clamp(28px,4vw,40px);letter-spacing:-.02em;margin-bottom:40px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:28px}
.card h3{margin-bottom:8px;font-size:19px}
.card p{color:var(--mut);font-size:15px}

/* steps */
.steps{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.steps li{display:flex;flex-direction:column;gap:12px}
.steps b{width:40px;height:40px;border-radius:50%;background:var(--acc);color:#001826;display:grid;place-items:center}
.steps span{color:var(--tx)}

/* team */
.person{text-align:center}
.avatar{width:72px;height:72px;margin:0 auto 16px;border-radius:50%;background:var(--line);display:grid;place-items:center;font-size:26px;font-weight:700;color:var(--acc2)}

/* footer */
.foot{border-top:1px solid var(--line);padding:28px 0;color:var(--mut);font-size:14px}
.foot-in{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}

@media(max-width:760px){
  .grid3,.steps{grid-template-columns:1fr}
  nav a:not(.btn){display:none}
  .hero{padding:72px 0 56px}
  .sec{padding:64px 0}
}