body {
  margin: 0;
  font-family: system-ui, sans-serif;
  color: #1f2933;
}

.container {
  max-width: 1100px;
  margin: auto;
  padding: 24px;
}

.site-header,
.site-footer {
  background: #0f172a;
  color: #fff;
}

.site-header a,
.site-footer a {
  color: #fff;
  text-decoration: none;
  margin-right: 14px;
}

.hero {
  padding: 80px 0;
  background: #f1f5f9;
}

.btn.primary {
  background: #2563eb;
  color: #fff;
  padding: 12px 20px;
  border-radius: 6px;
}