:root{
  --bg:#070b12;
  --bg-soft:#0b1220;
  --panel:#0d1626;
  --panel-2:#101c30;
  --line:#26364e;
  --line-soft:#1a2740;
  --text:#f5f7fb;
  --muted:#9facbf;
  --accent:#77efa7;
  --accent-2:#7ba7ff;
  --shadow:0 30px 90px rgba(0,0,0,.30);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  min-height:100vh;
  background:
    radial-gradient(circle at 78% 13%,rgba(55,108,255,.14),transparent 32rem),
    radial-gradient(circle at 5% 7%,rgba(45,228,145,.08),transparent 25rem),
    var(--bg);
  color:var(--text);
  font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
a{color:inherit}
.site-nav{
  position:sticky;
  top:0;
  z-index:20;
  height:72px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  max-width:1220px;
  margin:auto;
  padding:0 28px;
  background:rgba(7,11,18,.84);
  backdrop-filter:blur(16px);
}
.logo{
  text-decoration:none;
  font-weight:850;
  letter-spacing:.25em;
  font-size:14px;
}
.nav-links{display:flex;align-items:center;gap:24px;color:var(--muted);font-size:14px}
.nav-links a{text-decoration:none}
.nav-links a:hover,.nav-links a.active{color:var(--text)}
.hero{
  width:min(1220px,100%);
  margin:auto;
  min-height:calc(100vh - 72px);
  display:grid;
  grid-template-columns:minmax(0,1.1fr) minmax(330px,.9fr);
  align-items:center;
  gap:58px;
  padding:70px 28px 110px;
}
.kicker{
  color:var(--accent);
  font-weight:800;
  letter-spacing:.19em;
  font-size:12px;
}
h1{
  margin:18px 0 24px;
  font-size:clamp(48px,7vw,92px);
  line-height:.94;
  letter-spacing:-.055em;
}
.lead{
  max-width:700px;
  color:var(--muted);
  font-size:clamp(17px,2vw,21px);
  line-height:1.65;
}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:34px}
.button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:48px;
  padding:0 20px;
  border-radius:10px;
  text-decoration:none;
  font-weight:780;
  border:1px solid transparent;
}
.button.primary{background:var(--text);color:#071019}
.button.secondary{border-color:var(--line);background:rgba(255,255,255,.025)}
.button:hover{transform:translateY(-1px)}
.product-card{
  min-height:420px;
  border:1px solid var(--line);
  border-radius:22px;
  padding:30px;
  background:linear-gradient(160deg,rgba(18,30,49,.94),rgba(8,14,24,.93));
  box-shadow:var(--shadow);
  display:flex;
  flex-direction:column;
  justify-content:space-between;
}
.card-label{color:var(--accent);font-size:12px;font-weight:800;letter-spacing:.18em}
.product-card h2{font-size:38px;margin:16px 0 14px;letter-spacing:-.04em}
.product-card p{color:var(--muted);line-height:1.65}
.features{display:grid;gap:11px;margin-top:25px;color:#dfe7f2;font-size:14px}
.feature:before{
  content:"";
  display:inline-block;
  width:7px;height:7px;border-radius:50%;
  background:var(--accent);
  margin-right:10px;
}
.page-shell{
  width:min(1080px,calc(100% - 40px));
  margin:70px auto 100px;
}
.page-hero{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:42px;
  align-items:center;
  padding:40px;
  border:1px solid var(--line);
  border-radius:22px;
  background:linear-gradient(150deg,rgba(16,28,47,.96),rgba(8,14,24,.96));
  box-shadow:var(--shadow);
}
.page-hero h1{font-size:clamp(44px,6vw,72px)}
.badge{
  display:inline-flex;
  padding:6px 9px;
  border:1px solid var(--line);
  border-radius:999px;
  color:var(--muted);
  font-size:11px;
  font-weight:750;
}
.grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;
  margin-top:24px;
}
.info-card{
  border:1px solid var(--line-soft);
  border-radius:16px;
  padding:22px;
  background:rgba(12,21,36,.76);
}
.info-card h3{margin:0 0 10px}
.info-card p{color:var(--muted);line-height:1.6;margin:0}
.content-card{
  border:1px solid var(--line);
  border-radius:18px;
  background:var(--panel);
  padding:32px;
}
.content-card p,.content-card li{color:var(--muted);line-height:1.7}
.content-card h1{font-size:48px}
.doc-list{display:grid;gap:14px;padding:0;list-style:none}
.doc-list li{border-bottom:1px solid var(--line-soft);padding-bottom:14px}
footer{
  max-width:1220px;
  margin:auto;
  padding:28px;
  color:var(--muted);
  border-top:1px solid var(--line);
  font-size:13px;
}
@media(max-width:860px){
  .hero,.page-hero{grid-template-columns:1fr}
  .grid{grid-template-columns:1fr}
  .nav-links{gap:14px;font-size:13px}
}
@media(max-width:640px){
  .nav-links a:nth-child(3),.nav-links a:nth-child(4){display:none}
  .site-nav{padding:0 14px}
  .hero{padding:42px 18px 70px}
  .page-shell{width:min(100% - 24px,1080px)}
  .page-hero{padding:24px}
}