:root{
  --blue:#0A4DFF;
  --orange:#FF6A00;
  --navy:#061832;
  --deep:#071B3A;
  --text:#111827;
  --muted:#5E6A7E;
  --line:#E6EAF2;
  --soft:#F6F9FF;
  --white:#FFFFFF;
  --shadow:0 18px 55px rgba(7,27,58,.12);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--text);
  background:#fff;
  line-height:1.6;
}
a{text-decoration:none;color:inherit}
.container{width:min(1120px,92%);margin:auto}

.header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(255,255,255,.9);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav{
  min-height:76px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.logo{display:flex;align-items:center;gap:12px}
.logo-icon{
  width:46px;height:46px;border-radius:50%;
  display:grid;place-items:center;
  color:#fff;font-weight:900;
  background:conic-gradient(from 120deg,var(--blue),var(--orange),var(--blue));
  box-shadow:0 10px 30px rgba(10,77,255,.2);
}
.logo-text{font-weight:900;color:var(--blue);letter-spacing:.05em;line-height:1.05}
.logo-text span{color:var(--orange)}
.logo-text small{
  display:block;
  color:var(--muted);
  font-size:.68rem;
  letter-spacing:.18em;
  text-transform:uppercase;
  margin-top:3px;
}
.menu{display:flex;align-items:center;gap:26px;font-weight:700;color:#26324A}
.menu a:hover{color:var(--blue)}
.nav-cta{
  color:#fff!important;
  background:linear-gradient(135deg,var(--blue),#0732B8);
  padding:9px 16px;
  border-radius:999px;
}
.menu-btn{display:none;border:0;background:transparent;font-size:1.8rem;color:var(--deep)}

.hero{
  position:relative;
  overflow:hidden;
  padding:96px 0 82px;
  background:
    radial-gradient(circle at 82% 18%,rgba(255,106,0,.16),transparent 30%),
    radial-gradient(circle at 16% 20%,rgba(10,77,255,.14),transparent 34%),
    linear-gradient(180deg,#fff,#f7faff);
}
.hero:after{
  content:"";
  position:absolute;
  width:520px;height:520px;
  border:38px solid rgba(10,77,255,.06);
  border-radius:50%;
  right:-180px;bottom:-180px;
}
.hero-grid{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:1.12fr .88fr;
  gap:54px;
  align-items:center;
}
.tag{
  color:var(--blue);
  font-weight:900;
  text-transform:uppercase;
  letter-spacing:.13em;
  font-size:.82rem;
  margin:0 0 14px;
}
.tag.light{color:#9DC2FF}
h1,h2,h3{line-height:1.12;margin:0 0 16px;color:var(--deep)}
h1{
  font-size:clamp(2.7rem,6vw,5.7rem);
  letter-spacing:-.06em;
  max-width:850px;
}
h2{font-size:clamp(2rem,4vw,3.25rem);letter-spacing:-.04em}
h3{font-size:1.22rem}
.lead{
  color:var(--muted);
  font-size:1.2rem;
  max-width:680px;
}
.actions{display:flex;gap:14px;flex-wrap:wrap;margin:30px 0}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:13px 22px;
  border-radius:999px;
  font-weight:900;
}
.primary{
  color:#fff;
  background:linear-gradient(135deg,var(--blue),#0732B8);
  box-shadow:0 12px 28px rgba(10,77,255,.22);
}
.secondary{
  color:var(--blue);
  background:#fff;
  border:1px solid rgba(10,77,255,.25);
}
.chips{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}
.chips span{
  padding:8px 12px;
  border:1px solid var(--line);
  border-radius:999px;
  background:#fff;
  color:#3E4A60;
  font-weight:800;
  font-size:.9rem;
}

.hero-card{
  position:relative;
  overflow:hidden;
  color:#fff;
  background:linear-gradient(145deg,var(--navy),#092B5C);
  border-radius:28px;
  min-height:430px;
  padding:34px;
  box-shadow:var(--shadow);
}
.hero-card h2{color:#fff;font-size:2rem;margin-top:190px}
.hero-card p{color:#D6E2FF}
.network-orb{
  position:absolute;
  top:38px;right:42px;
  width:180px;height:180px;
  border-radius:50%;
  background:conic-gradient(from 120deg,var(--blue),var(--orange),var(--blue));
  box-shadow:0 0 45px rgba(255,106,0,.26);
}
.network-orb:after{
  content:"";
  position:absolute;
  inset:28px;
  border-radius:50%;
  background:#092B5C;
}
.network-orb:before{
  content:"";
  position:absolute;
  inset:0;
  border-radius:50%;
  background:radial-gradient(circle,#fff 0 2px,transparent 3px);
  background-size:34px 34px;
  opacity:.7;
}
.mini-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:24px}
.mini-grid div{
  padding:16px;
  border-radius:18px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.12);
}
.mini-grid b{display:block;color:#fff;font-size:1.5rem}
.mini-grid span{color:#BFD0FF}

.section{padding:84px 0}
.soft{background:var(--soft)}
.section-title{text-align:center;max-width:720px;margin:0 auto 44px}
.section-title p{color:var(--muted)}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:22px;
  padding:26px;
  box-shadow:0 12px 34px rgba(7,27,58,.06);
  transition:.2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card-icon{font-size:2rem;margin-bottom:14px}
.card p,.split p,.step p{color:var(--muted)}
.split{display:grid;grid-template-columns:.85fr 1.15fr;gap:50px;align-items:start}
.usecases{display:grid;gap:14px}
.usecases div{
  background:#fff;
  border:1px solid var(--line);
  border-radius:18px;
  padding:18px 20px;
}
.usecases b{display:block;color:var(--deep);margin-bottom:3px}
.usecases span{color:var(--muted)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.step{
  background:#fff;
  border:1px solid var(--line);
  border-radius:22px;
  padding:26px;
}
.step span{
  width:42px;height:42px;
  display:grid;place-items:center;
  border-radius:50%;
  color:#fff;font-weight:900;
  background:linear-gradient(135deg,var(--blue),var(--orange));
  margin-bottom:18px;
}

.contact{
  color:#fff;
  background:linear-gradient(135deg,var(--navy),#0A2B64);
}
.contact h2,.contact h3{color:#fff}
.contact p{color:#D5E2FF}
.contact-grid{display:grid;grid-template-columns:1fr .9fr;gap:40px;align-items:center}
.contact-card{
  color:var(--text);
  background:#fff;
  border-radius:24px;
  padding:30px;
  box-shadow:var(--shadow);
}
.contact-card h3{color:var(--deep)}
.contact-card p{color:#4B5563}
.contact-card a{color:var(--blue);font-weight:800}
.footer{padding:26px 0;background:#020B18;color:#B8C4D8}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.footer p{margin:0}

@media(max-width:900px){
  .menu-btn{display:block}
  .menu{
    display:none;
    position:absolute;
    top:76px;left:0;right:0;
    background:#fff;
    flex-direction:column;
    align-items:flex-start;
    padding:20px 4%;
    border-bottom:1px solid var(--line);
  }
  .menu.open{display:flex}
  .hero-grid,.split,.contact-grid{grid-template-columns:1fr}
  .cards,.steps{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:560px){
  .nav{min-height:68px}
  .logo-text small{display:none}
  .hero{padding:62px 0}
  .cards,.steps{grid-template-columns:1fr}
  .actions{flex-direction:column}
  .btn{width:100%}
  .hero-card{min-height:360px}
}