:root{
  --bgTop:#0c3f4c;
  --bgBottom:#050607;

  --panel: rgba(7,10,15,0.88);
  --panel2: rgba(10,14,20,0.68);

  --text:#ffffff;
  --muted:#d6dee8;
  --muted2:#a7b2c3;

  --line: rgba(255,255,255,.14);
  --line2: rgba(255,255,255,.10);

  --accent:#29d3ff;

  --radius:18px;
  --shadow:0 30px 90px rgba(0,0,0,.75);

  --max:1100px;
  --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

*{box-sizing:border-box}
html,body{height:100%}

body{
  margin:0;
  font-family:var(--font);
  color:var(--text);
  background:
    radial-gradient(800px 420px at 50% 0%, rgba(41,211,255,0.18), transparent 60%),
    radial-gradient(900px 520px at 88% 22%, rgba(43,108,255,0.10), transparent 62%),
    linear-gradient(180deg, var(--bgTop), var(--bgBottom));
  overflow-x:hidden;
}

a{color:inherit; text-decoration:none}
a:hover{color:var(--accent)}

.wrap{
  max-width:var(--max);
  margin:0 auto;
  padding:20px 14px 60px;
}

.topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:14px 14px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background: rgba(0,0,0,.18);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
  min-width: 220px;
}

.brand img{
  width:46px;height:46px;
  border-radius:14px;
  object-fit:cover;
  border:1px solid var(--line);
  background: rgba(255,255,255,.03);
}

.brand .t1{font-weight:800; letter-spacing:.2px}
.brand .t2{font-size:12px; color:var(--muted2); margin-top:2px}

.nav{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  justify-content:flex-end;
}

.nav a{
  padding:10px 12px;
  border:1px solid transparent;
  border-radius:12px;
  color:var(--muted2);
  transition:.15s ease;
}

.nav a:hover{
  color:var(--text);
  border-color: rgba(41,211,255,.25);
  background: rgba(41,211,255,.08);
}

.nav a.active{
  color:var(--text);
  border-color: rgba(41,211,255,.35);
  background: rgba(41,211,255,.10);
}

.hero{
  margin-top:16px;
  padding:22px 18px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.kicker{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:9px 12px;
  border:1px solid var(--line2);
  border-radius:999px;
  color:var(--muted2);
  background: rgba(255,255,255,.02);
  font-size:13px;
}

.dot{
  width:9px;height:9px;border-radius:50%;
  background: var(--accent);
  box-shadow: 0 0 18px rgba(41,211,255,.6);
}

h1{
  margin:14px 0 10px;
  font-size: clamp(34px, 4.3vw, 56px);
  line-height:1.05;
  letter-spacing:-.7px;
}

.lead{
  margin:0 0 14px;
  max-width: 76ch;
  color:var(--muted);
  font-size:16px;
  line-height:1.75;
}

.actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:14px;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:12px 16px;
  border-radius:14px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.04);
  color:var(--text);
  font-weight:700;
  font-size:14px;
  transition:.15s ease;
  min-height:44px;
}

.btn:hover{
  transform: translateY(-1px);
  border-color: rgba(255,255,255,.22);
  background: rgba(255,255,255,.07);
}

.btn.primary{
  border-color: rgba(41,211,255,.45);
  background: linear-gradient(135deg, rgba(41,211,255,.18), rgba(43,108,255,.14));
}

.grid{
  margin-top:16px;
  display:grid;
  grid-template-columns: 1.35fr .85fr;
  gap:12px;
}

.card{
  border:1px solid var(--line2);
  border-radius:var(--radius);
  padding:16px;
  background: var(--panel2);
}

.card h2{
  margin:0 0 8px;
  font-size:16px;
}

.card p{
  margin:0;
  color:var(--muted);
  font-size:14.5px;
  line-height:1.65;
}

.section{
  margin-top:14px;
  padding:16px;
  border:1px solid var(--line2);
  border-radius:var(--radius);
  background: rgba(0,0,0,.12);
}

.section h2{margin:0 0 8px; font-size:18px}
.section ul{margin:10px 0 0; padding-left:18px; color:var(--muted)}
.section li{margin:6px 0}

.mono{
  font-family:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  color:#EAF0F7;
}

.footer{
  margin-top:14px;
  display:flex;
  justify-content:space-between;
  gap:12px;
  padding-top:10px;
  color:var(--muted2);
  font-size:13px;
  border-top:1px solid rgba(255,255,255,.08);
}

@media (max-width: 900px){
  .topbar{flex-direction:column; align-items:flex-start}
  .nav{justify-content:flex-start}
  .grid{grid-template-columns:1fr}
}