:root{
  --bg:#061524;
  --bg2:#0a2036;
  --panel:#0b2238;
  --panel2:#0d2942;
  --teal:#12d8cf;
  --teal2:#18b8c7;
  --text:#f4f8fb;
  --muted:#b7c7d4;
  --line:#1a5269;
  --shadow:0 18px 50px rgba(0,0,0,.28);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,Segoe UI,Arial,sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at 85% 10%,rgba(18,216,207,.08),transparent 28%),
    linear-gradient(180deg,#04111f 0%,#07192b 100%);
  line-height:1.6;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1180px,92%);margin:auto}
.topbar{
  border-bottom:1px solid rgba(18,216,207,.18);
  background:rgba(3,14,26,.92);
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(10px);
}
.nav{
  min-height:86px;display:flex;align-items:center;justify-content:space-between;gap:24px
}
.brand{display:flex;align-items:center;gap:14px;font-weight:800}
.logo-chip{
  width:58px;height:58px;border:3px solid var(--teal);border-radius:13px;
  display:grid;place-items:center;font-size:34px;position:relative;box-shadow:0 0 24px rgba(18,216,207,.12)
}
.logo-chip:before,.logo-chip:after{
  content:"";position:absolute;left:-18px;right:-18px;height:2px;background:var(--teal);top:18px;
  box-shadow:0 20px 0 var(--teal);
}
.logo-chip span{background:#061524;z-index:2;padding:0 7px}
.brand-name{font-size:26px;line-height:1}
.brand-sub{display:block;color:var(--teal);font-size:12px;letter-spacing:.28em;margin-top:7px}
.nav-links{display:flex;gap:28px;align-items:center;font-size:14px;font-weight:700}
.nav-links a{padding:30px 0 24px;border-bottom:3px solid transparent}
.nav-links a:hover,.nav-links a.active{color:var(--teal);border-color:var(--teal)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:13px 19px;border-radius:7px;border:1px solid var(--teal);font-weight:800
}
.btn.primary{background:linear-gradient(135deg,var(--teal),#0eabb7);color:#021019}
.btn.ghost{background:transparent;color:var(--text)}
.hero{
  position:relative;overflow:hidden;padding:80px 0 66px;border-bottom:1px solid rgba(18,216,207,.16)
}
.hero:after{
  content:"";position:absolute;inset:0 0 0 52%;
  background:
    linear-gradient(120deg,transparent 0 14%,rgba(18,216,207,.05) 14% 14.5%,transparent 14.5% 100%),
    repeating-linear-gradient(0deg,transparent 0 56px,rgba(18,216,207,.045) 57px 58px);
  pointer-events:none
}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:55px;align-items:center;position:relative;z-index:1}
.kicker{color:var(--teal);font-weight:800;letter-spacing:.08em;text-transform:uppercase;font-size:13px}
h1{font-size:clamp(38px,5vw,68px);line-height:1.05;margin:.15em 0 .35em}
h2{font-size:clamp(28px,3vw,40px);line-height:1.15;margin:0 0 18px}
h3{font-size:20px;margin:0 0 8px}
.lead{font-size:20px;color:#d5e0e8;max-width:760px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.tech-card{
  min-height:390px;border:1px solid rgba(18,216,207,.35);border-radius:18px;padding:34px;
  background:
    radial-gradient(circle at 75% 25%,rgba(18,216,207,.16),transparent 24%),
    linear-gradient(145deg,rgba(7,28,46,.95),rgba(8,21,36,.96));
  box-shadow:var(--shadow);position:relative;overflow:hidden
}
.tech-card:before{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(90deg,transparent 0 12%,rgba(18,216,207,.12) 12% 12.5%,transparent 12.5% 24%,rgba(18,216,207,.08) 24% 24.5%,transparent 24.5%),
    linear-gradient(0deg,transparent 0 18%,rgba(18,216,207,.08) 18% 18.5%,transparent 18.5% 36%,rgba(18,216,207,.12) 36% 36.5%,transparent 36.5%);
  opacity:.45
}
.tech-center{
  width:150px;height:150px;border:4px solid var(--teal);border-radius:24px;
  display:grid;place-items:center;font-size:86px;font-weight:900;margin:82px auto 0;
  box-shadow:0 0 35px rgba(18,216,207,.22);position:relative;z-index:2;background:#071827
}
.section{padding:74px 0}
.section.alt{background:rgba(10,32,54,.55);border-top:1px solid rgba(18,216,207,.12);border-bottom:1px solid rgba(18,216,207,.12)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{
  background:linear-gradient(180deg,rgba(12,39,62,.94),rgba(7,27,45,.96));
  border:1px solid rgba(18,216,207,.2);border-radius:12px;padding:24px;box-shadow:0 10px 35px rgba(0,0,0,.14)
}
.icon{
  width:48px;height:48px;border:1px solid var(--teal);border-radius:50%;display:grid;place-items:center;
  color:var(--teal);font-size:24px;margin-bottom:14px
}
.muted{color:var(--muted)}
.list{padding-left:20px;margin:12px 0 0}
.list li{margin:6px 0}
.list li::marker{color:var(--teal)}
.band{
  display:flex;align-items:center;justify-content:space-between;gap:22px;
  padding:28px;border:1px solid rgba(18,216,207,.28);border-radius:12px;background:rgba(7,29,48,.88)
}
.info-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.contact-row{display:flex;gap:14px;align-items:flex-start;margin:16px 0}
.contact-row b{display:block;color:var(--teal)}
footer{
  border-top:1px solid rgba(18,216,207,.2);padding:28px 0 40px;background:#04111f;color:#c4d2dd
}
.footer-grid{display:flex;justify-content:space-between;gap:30px;align-items:center;flex-wrap:wrap}
.small{font-size:13px}
.notice{
  padding:18px 20px;border-left:3px solid var(--teal);background:rgba(18,216,207,.06);color:#d9e8ee;border-radius:6px
}
.mobile-toggle{display:none}
@media(max-width:900px){
  .nav{flex-wrap:wrap;padding:14px 0}
  .nav-links{order:3;width:100%;justify-content:space-between;gap:12px;overflow:auto}
  .nav-links a{padding:10px 0 12px}
  .nav .btn.primary{display:none}
  .hero-grid,.grid-3,.grid-4,.grid-2,.info-grid{grid-template-columns:1fr}
  .hero{padding-top:48px}
  .tech-card{min-height:280px}
  .tech-center{margin-top:38px}
}
@media(max-width:560px){
  .brand-name{font-size:21px}
  .logo-chip{width:50px;height:50px;font-size:29px}
  .nav-links{font-size:12px}
  h1{font-size:40px}
  .lead{font-size:17px}
  .section{padding:52px 0}
  .band{align-items:flex-start;flex-direction:column}
}