:root{
  --bg:#070b16;
  --bg2:#0e1730;
  --card:#111a33;
  --text:#f5f8ff;
  --muted:#aebad7;
  --accent:#4f8cff;
  --accent2:#8b5cf6;
  --line:rgba(255,255,255,.12);
  --green:#73f0b5;
}
*{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 12% 4%,rgba(79,140,255,.30),transparent 30%),
    radial-gradient(circle at 88% 10%,rgba(139,92,246,.24),transparent 32%),
    radial-gradient(circle at 50% 100%,rgba(79,140,255,.12),transparent 40%),
    var(--bg);
}
a{color:inherit;text-decoration:none}
.topbar{
  position:sticky;
  top:0;
  z-index:50;
  max-width:1280px;
  margin:auto;
  padding:18px 28px;
  display:flex;
  align-items:center;
  gap:22px;
  justify-content:space-between;
  background:rgba(7,11,22,.72);
  backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(255,255,255,.04);
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:25px;
  font-weight:900;
  white-space:nowrap;
}
.brand-mark{
  display:grid;
  place-items:center;
  width:40px;
  height:40px;
  border-radius:14px;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  font-size:14px;
}
.nav{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:6px;
  padding:6px;
  border:1px solid var(--line);
  border-radius:18px;
  background:rgba(255,255,255,.055);
}
.nav a{
  color:#d8e3ff;
  font-size:14px;
  font-weight:800;
  padding:10px 13px;
  border-radius:12px;
  transition:.18s ease;
}
.nav a:hover{
  color:white;
  background:rgba(255,255,255,.09);
}
.lang{
  display:flex;
  gap:8px;
  padding:5px;
  border:1px solid var(--line);
  border-radius:15px;
  background:rgba(255,255,255,.055);
}
.lang button{
  border:0;
  background:transparent;
  color:var(--muted);
  font-weight:900;
  padding:8px 11px;
  border-radius:10px;
  cursor:pointer;
}
.lang button.active{
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:white;
}
.hero{
  max-width:1280px;
  margin:34px auto 100px;
  padding:34px 28px;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:58px;
  align-items:center;
}
.badge,.kicker,.section-head span{
  display:inline-block;
  color:#bdd6ff;
  font-weight:900;
  text-transform:uppercase;
  letter-spacing:.12em;
  font-size:13px;
}
.badge{
  padding:10px 14px;
  border:1px solid var(--line);
  border-radius:999px;
  background:rgba(255,255,255,.06);
  margin-bottom:22px;
}
h1{
  font-size:66px;
  line-height:.98;
  letter-spacing:-2.3px;
  margin:0 0 24px;
}
.hero-copy p{
  color:var(--muted);
  font-size:20px;
  line-height:1.74;
  max-width:680px;
}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:52px;
  padding:0 24px;
  border-radius:16px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.06);
  color:white;
  font-weight:900;
  transition:.18s ease;
}
.btn:hover{transform:translateY(-2px);background:rgba(255,255,255,.09)}
.btn.primary{
  border:0;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  box-shadow:0 18px 45px rgba(79,140,255,.24);
}
.hero-stats{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:14px;
  margin-top:36px;
}
.hero-stats div{
  border:1px solid var(--line);
  border-radius:20px;
  padding:18px;
  background:rgba(255,255,255,.045);
}
.hero-stats b{display:block;font-size:28px;margin-bottom:6px}
.hero-stats span{color:var(--muted);font-size:14px}
.app-card{
  border:1px solid var(--line);
  border-radius:34px;
  padding:18px;
  background:rgba(255,255,255,.06);
  box-shadow:0 30px 100px rgba(0,0,0,.38);
}
.app-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:18px 20px;
  color:var(--muted);
}
.traffic{display:flex;gap:8px}
.traffic i{width:12px;height:12px;border-radius:50%;background:#657395}
.app-layout{
  display:grid;
  grid-template-columns:170px 1fr;
  min-height:455px;
  border-radius:26px;
  overflow:hidden;
  background:linear-gradient(180deg,#162342,#0d152c);
}
aside{
  border-right:1px solid var(--line);
  padding:22px;
  display:flex;
  flex-direction:column;
  gap:13px;
}
aside b{margin-bottom:8px}
aside span{
  color:var(--muted);
  padding:11px 12px;
  border-radius:12px;
  font-size:14px;
}
aside .active{background:rgba(79,140,255,.18);color:white}
.app-layout section{padding:22px}
.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.metrics div,.profile-list div{
  border:1px solid var(--line);
  background:rgba(255,255,255,.06);
  border-radius:18px;
  padding:16px;
}
.metrics small{display:block;color:var(--muted);margin-bottom:8px}
.metrics b{font-size:22px}
.profile-list{display:grid;gap:14px;margin-top:16px}
.profile-list div{
  display:grid;
  grid-template-columns:1fr auto;
  align-items:center;
}
.profile-list small{display:block;color:var(--muted);margin-top:6px}
.profile-list em{font-style:normal;color:var(--green);font-weight:900}
.section{
  max-width:1280px;
  margin:0 auto 98px;
  padding:0 28px;
}
.section-head{
  text-align:center;
  max-width:820px;
  margin:0 auto 38px;
}
.section h2,.contact h2{
  font-size:48px;
  letter-spacing:-1px;
  line-height:1.06;
  margin:12px 0 14px;
}
.section-head p,.split p,.rdp p,.stack p,.contact p,.audience-grid p,.steps p,.engine p{
  color:var(--muted);
  line-height:1.72;
  font-size:18px;
}
.cards{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}
article,.engine,.steps div,.audience-grid div,.rdp-card{
  border:1px solid var(--line);
  background:rgba(255,255,255,.055);
  border-radius:28px;
  padding:28px;
}
.icon{
  width:52px;
  height:52px;
  border-radius:17px;
  display:grid;
  place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  font-weight:900;
  margin-bottom:22px;
}
article h3,.steps h3{font-size:24px;margin:0 0 10px}
article p{color:var(--muted);line-height:1.68;margin:0}
.split,.stack{
  display:grid;
  grid-template-columns:.92fr 1.08fr;
  gap:36px;
  align-items:center;
}
.engine-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px;
}
.engine b{font-size:28px}
.rdp-card{
  max-width:950px;
  margin:auto;
  text-align:center;
  background:linear-gradient(135deg,rgba(79,140,255,.16),rgba(139,92,246,.10));
}
.steps{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}
.steps b{
  display:grid;
  place-items:center;
  width:48px;
  height:48px;
  border-radius:50%;
  background:rgba(79,140,255,.16);
  color:#bdd6ff;
  margin-bottom:18px;
}
.tech-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:12px;
}
.tech-grid div{
  padding:18px;
  border:1px solid var(--line);
  border-radius:18px;
  background:rgba(255,255,255,.055);
  font-weight:900;
  text-align:center;
}
.audience-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}
.audience-grid b{font-size:22px}
.contact{text-align:center}
.contact p{font-size:19px}
footer{
  max-width:1280px;
  margin:auto;
  padding:34px 28px 45px;
  border-top:1px solid var(--line);
  display:flex;
  justify-content:space-between;
  color:var(--muted);
}
@media(max-width:1050px){
  .nav{display:none}
  .hero,.split,.stack{grid-template-columns:1fr}
  h1{font-size:46px}
  .cards,.steps,.audience-grid,.tech-grid,.engine-grid{grid-template-columns:1fr}
  .app-layout{grid-template-columns:1fr}
  aside{display:none}
  .metrics,.hero-stats{grid-template-columns:1fr}
  footer{display:block;text-align:center}
}