:root {
  --bg: #0b0f19;
  --card: #131a2a;
  --text: #e6f0ff;
  --muted: #9bb0d8;
  --accent: #7aa2ff;
  --border: #223458;
}
* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, sans-serif;
  background: var(--bg);
  color: var(--text);
}
a {
  color: var(--accent);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
.container {
  max-width: 1024px;
  margin: 0 auto;
  padding: 24px;
}
.nav {
  display: flex;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
}
.nav .links a {
  margin-left: 16px;
  font-weight: 600;
}
.hero {
  display: grid;
  gap: 12px;
  padding: 48px 0;
}
.hero h1 {
  font-size: 40px;
  margin: 0;
  line-height: 1.1;
}
.hero p {
  color: var(--muted);
  max-width: 780px;
}
.cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.btn {
  background: var(--accent);
  color: #0b0f19;
  border: none;
  padding: 12px 16px;
  border-radius: 12px;
  font-weight: 700;
  cursor: pointer;
}
.btn.secondary {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
}
.grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
footer {
  margin-top: 48px;
  padding: 24px 0;
  color: var(--muted);
  border-top: 1px solid var(--border);
}
.small {
  font-size: 14px;
  color: var(--muted);
}
h2 {
  margin-top: 32px;
}
ul {
  line-height: 1.7;
}
code {
  background: #0d1424;
  padding: 2px 6px;
  border-radius: 6px;
  border: 1px solid var(--border);
}