:root {
  --bg:#0b1220;
  --card:#0f1930;
  --brand:#2dd4bf;
  --brand2:#60a5fa;
  --text:#e6edf7;
  --muted:#7f8dab;
}

* { box-sizing:border-box; }

body {
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, sans-serif;
  background:var(--bg);
  color:var(--text);
}

header {
  display:flex;
  align-items:center;
  padding:18px 28px;
  border-bottom:1px solid rgba(255,255,255,.08);
}

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

.brand img { height:36px; }

.brand-text strong {
  display:block;
  font-size:1.05rem;
}

.brand-text span {
  font-size:.8rem;
  color:var(--muted);
}

.hero {
  padding:90px 20px;
  text-align:center;
  background:radial-gradient(circle at top, #13204a, var(--bg));
}

.hero h1 {
  font-size:2.8rem;
  margin-bottom:14px;
}

.hero p {
  max-width:680px;
  margin:auto;
  color:var(--muted);
  font-size:1.15rem;
}

.btn {
  margin-top:30px;
  padding:14px 26px;
  border-radius:16px;
  border:none;
  background:linear-gradient(135deg,var(--brand),var(--brand2));
  color:#062028;
  font-weight:600;
  cursor:pointer;
}

section {
  padding:60px 20px;
  max-width:1100px;
  margin:auto;
}

.grid {
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:22px;
}

.card {
  background:var(--card);
  padding:26px;
  border-radius:20px;
  border:1px solid rgba(255,255,255,.1);
}

footer {
  text-align:center;
  padding:32px;
  color:var(--muted);
  font-size:.85rem;
  border-top:1px solid rgba(255,255,255,.08);
}