:root {
  --bg: #0f1724;
  --card: #0b1220;
  --accent: #14b8a6;
  --muted: #94a3b8;
  --glass: rgba(255, 255, 255, 0.03);
}
html,
body {
  scroll-behavior: smooth;
  height: 100%;
  margin: 0;
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    "Segoe UI",
    Roboto,
    "Helvetica Neue",
    Arial;
}
body {
  background: linear-gradient(180deg, #071029 0%, #081426 60%);
  color: #e6eef6;
}
.container {
  max-width: 1100px;
  margin: 48px auto;
  padding: 24px;
}
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: flex;
  gap: 12px;
  align-items: center;
}
.logo {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: linear-gradient(135deg, #0ea5a4, #06b6d4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #022;
}
nav a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 20px;
  scroll-behavior: smooth;
}
.hero {
  display: grid;
  grid-template-columns: 1fr 440px;
  gap: 32px;
  align-items: center;
  margin-top: 36px;
}
h1 {
  font-size: 42px;
  margin: 0;
  line-height: 1.02;
}
p.lead {
  color: var(--muted);
  font-size: 16px;
  margin-top: 14px;
}
.ctas {
  margin-top: 20px;
  display: flex;
  gap: 12px;
}
.btn {
  padding: 12px 18px;
  border-radius: 10px;
  font-weight: 600;
  border: 0;
  cursor: pointer;
}
.btn-primary {
  background: var(--accent);
  color: #042023;
}
.btn-ghost {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--muted);
}
.card {
  background: var(--card);
  padding: 18px;
  border-radius: 12px;
  box-shadow: 0 6px 30px rgba(2, 6, 23, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.03);
}
.features {
  display: flex;
  gap: 14px;
  margin-top: 28px;
}
.feature {
  flex: 1;
  background: var(--glass);
  padding: 14px;
  border-radius: 10px;
}
.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 26px;
}
footer {
  margin-top: 54px;
  color: var(--muted);
  font-size: 14px;
}
.faq {
  margin-top: 48px;
}
.faq h3 {
  margin-top: 0;
}
details {
  background: var(--card);
  border-radius: 10px;
  padding: 16px;
  margin-top: 12px;
  cursor: pointer;
}
summary {
  font-weight: 600;
}
details p {
  margin-top: 8px;
  color: var(--muted);
  font-size: 14px;
}
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
  }
  .grid {
    grid-template-columns: 1fr 1fr;
  }
  .container {
    padding: 16px;
  }
}