:root {
  --navy-950:#020713;
  --navy-900:#04112a;
  --navy-850:#071a3a;
  --navy-800:#092455;
  --blue-500:#1488ff;
  --blue-400:#39a5ff;
  --blue-300:#7bc8ff;
  --white:#f7fbff;
  --muted:#aebbd0;
  --line:rgba(108,173,255,.22);
  --glass:rgba(5,20,48,.68);
  --max:1240px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  min-height:100vh;
  color:var(--white);
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:
    radial-gradient(circle at 75% 8%,rgba(20,136,255,.15),transparent 35rem),
    radial-gradient(circle at 10% 35%,rgba(39,103,255,.10),transparent 28rem),
    var(--navy-950);
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.shell{width:min(calc(100% - 40px),var(--max));margin-inline:auto}
.header{
  position:sticky;top:0;z-index:20;
  background:rgba(2,7,19,.82);backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line)
}
.header-inner{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:14px}
.brand-logo{width:48px;height:48px;border-radius:50%;border:1px solid rgba(255,255,255,.35);box-shadow:0 0 30px rgba(20,136,255,.22)}
.brand-copy strong,.brand-copy small{display:block}
.brand-copy strong{font-size:15px;letter-spacing:.02em}
.brand-copy small{margin-top:4px;color:var(--blue-300);font-size:10px;letter-spacing:.15em;text-transform:uppercase}
.nav{display:flex;align-items:center;gap:28px;color:var(--muted);font-size:14px}
.nav a:hover{color:var(--white)}
.nav-cta{padding:10px 16px;border:1px solid var(--line);border-radius:999px;background:rgba(20,136,255,.08)}
.hero{padding:72px 0 54px}
.hero-grid{display:grid;grid-template-columns:.83fr 1.17fr;align-items:center;gap:48px}
.eyebrow{margin:0 0 18px;color:var(--blue-400);font-weight:800;font-size:12px;letter-spacing:.18em}
h1{margin:0;font-size:clamp(48px,6.7vw,88px);line-height:.98;letter-spacing:-.06em}
.lead{max-width:680px;margin:26px 0 0;color:var(--muted);font-size:clamp(18px,2vw,22px);line-height:1.65}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:34px}
.button{min-height:52px;padding:0 23px;display:inline-flex;align-items:center;justify-content:center;border-radius:999px;font-weight:800}
.button-primary{background:linear-gradient(135deg,var(--blue-500),#0a63ff);box-shadow:0 12px 38px rgba(20,136,255,.28)}
.button-secondary{border:1px solid var(--line);background:rgba(255,255,255,.035)}
.hero-visual{position:relative;border-radius:30px;overflow:hidden;border:1px solid var(--line);box-shadow:0 40px 100px rgba(0,0,0,.45)}
.hero-visual::after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 80px rgba(2,7,19,.32);pointer-events:none}
.hero-visual img{width:100%;aspect-ratio:16/9;object-fit:cover}
.intro{padding:62px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.intro-grid{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:start}
h2{margin:0;font-size:clamp(36px,5vw,62px);line-height:1.04;letter-spacing:-.05em}
.intro p{margin:0;color:var(--muted);font-size:18px;line-height:1.75}
.features{padding:96px 0}
.section-head{max-width:760px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:17px;margin-top:45px}
.card{
  min-height:270px;padding:28px;border-radius:24px;border:1px solid var(--line);
  background:linear-gradient(145deg,rgba(10,31,69,.78),rgba(4,14,34,.78));
  display:flex;flex-direction:column;transition:.25s ease
}
.card:hover{transform:translateY(-5px);border-color:rgba(57,165,255,.58);box-shadow:0 22px 50px rgba(0,0,0,.25)}
.card-num{color:var(--blue-400);font-size:12px;font-weight:900;letter-spacing:.14em}
.card h3{margin:auto 0 11px;font-size:25px;letter-spacing:-.035em}
.card p{margin:0;color:var(--muted);line-height:1.65}
.card-link{display:inline-flex;margin-top:22px;color:var(--blue-300);font-weight:800;font-size:14px}
.cta{
  margin:12px 0 90px;padding:66px 28px;text-align:center;border-radius:32px;border:1px solid var(--line);
  background:linear-gradient(145deg,rgba(8,44,100,.64),rgba(4,15,37,.74))
}
.cta p{max-width:670px;margin:22px auto 30px;color:var(--muted);line-height:1.7}
.footer{border-top:1px solid var(--line)}
.footer-inner{min-height:130px;display:flex;align-items:center;justify-content:space-between;gap:30px;color:var(--muted);font-size:13px}
.footer-brand{display:flex;align-items:center;gap:12px}
.footer-brand img{width:38px;height:38px;border-radius:50%}
.footer-links{display:flex;gap:22px;flex-wrap:wrap}
@media(max-width:960px){
  .hero-grid{grid-template-columns:1fr}
  .intro-grid{grid-template-columns:1fr;gap:28px}
  .cards{grid-template-columns:1fr 1fr}
}
@media(max-width:680px){
  .shell{width:min(calc(100% - 28px),var(--max))}
  .header-inner{min-height:72px}
  .nav a:not(.nav-cta){display:none}
  .brand-copy strong{font-size:13px}
  .brand-copy small{font-size:8px}
  .hero{padding-top:54px}
  h1{font-size:49px}
  .lead{font-size:17px}
  .cards{grid-template-columns:1fr}
  .card{min-height:225px}
  .intro,.features{padding:72px 0}
  .cta{padding:48px 20px;margin-bottom:60px}
  .footer-inner{padding:30px 0;align-items:flex-start;flex-direction:column}
}