:root{
  --bg:#090d12;
  --panel:#101720;
  --text:#f7f9fb;
  --muted:#b7c0cb;
  --blue:#168df0;
  --blue2:#49b4ff;
  --line:#24303c;
  --white:#fff;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Arial,Helvetica,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{width:min(1120px,92%);margin:auto}
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(9,13,18,.92);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(12px);
}
.nav{min-height:74px;display:flex;align-items:center;gap:28px}
.brand{display:flex;flex-direction:column;line-height:1}
.brand-main{font-weight:900;letter-spacing:-1px;font-size:1.35rem}
.brand-main span{color:var(--blue)}
.brand-sub{letter-spacing:.4em;font-size:.64rem;margin-top:6px;color:#d9e7f4}
nav{display:flex;gap:24px;margin-left:auto}
nav a{color:var(--muted);font-size:.95rem}
nav a:hover{color:#fff}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:14px 20px;border-radius:10px;
  background:linear-gradient(135deg,var(--blue),var(--blue2));
  color:white;font-weight:800;border:1px solid transparent;
  box-shadow:0 8px 24px rgba(22,141,240,.22);
}
.btn:hover{transform:translateY(-1px)}
.btn-small{padding:10px 15px}
.btn-ghost{background:transparent;border-color:#46627b;box-shadow:none}
.hero{
  padding:72px 0 58px;
  background:
    radial-gradient(circle at 80% 20%,rgba(22,141,240,.15),transparent 30%),
    linear-gradient(180deg,#0a1017 0%,#090d12 100%);
}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.eyebrow{text-transform:uppercase;letter-spacing:.16em;color:var(--blue2);font-weight:800;font-size:.78rem}
h1{font-size:clamp(2.8rem,7vw,5.8rem);line-height:.98;margin:.2em 0 .25em;letter-spacing:-.055em}
h2{font-size:clamp(2rem,4vw,3.2rem);line-height:1.08;margin:.2em 0 .5em;letter-spacing:-.035em}
h3{margin:.3em 0 .35em}
.lead{font-size:1.18rem;color:var(--muted);max-width:680px}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0}
.trust{display:flex;gap:18px;flex-wrap:wrap;color:#d5dde6;font-size:.92rem}
.hero-card{
  border:1px solid #24374b;
  border-radius:22px;overflow:hidden;
  background:#0f1720;
  box-shadow:0 30px 70px rgba(0,0,0,.34);
}
.section{padding:82px 0}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:34px}
.card{
  background:var(--panel);border:1px solid var(--line);
  padding:26px;border-radius:16px;
}
.card p{color:var(--muted);margin-bottom:0}
.icon{font-size:1.6rem;color:var(--blue2)}
.dark{background:#0d131b;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}
.feature-list{display:grid;gap:12px}
.feature-list div{
  display:flex;justify-content:space-between;gap:20px;
  border-bottom:1px solid var(--line);padding:16px 0
}
.feature-list span{color:var(--muted);text-align:right}
.contact-box{
  border:1px solid #2c4358;border-radius:22px;padding:34px;
  background:linear-gradient(135deg,#111a25,#0b1118);
  display:flex;align-items:center;justify-content:space-between;gap:30px;
}
.contact-box p{color:var(--muted)}
.contact-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}
footer{border-top:1px solid var(--line);padding:34px 0;color:var(--muted)}
.footer-grid{display:flex;justify-content:space-between;gap:30px;align-items:end}
.footer-brand{display:inline-flex;color:var(--text)}
.footer-right{text-align:right}
@media (max-width:850px){
  nav{display:none}
  .nav .btn-small{margin-left:auto}
  .hero{padding-top:48px}
  .hero-grid,.split{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr 1fr}
  .contact-box{align-items:flex-start;flex-direction:column}
  .contact-actions{justify-content:flex-start}
}
@media (max-width:560px){
  .cards{grid-template-columns:1fr}
  .footer-grid{flex-direction:column;align-items:flex-start}
  .footer-right{text-align:left}
  .feature-list div{flex-direction:column;gap:4px}
  .feature-list span{text-align:left}
}