body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #020617;
  color: #e5e7eb;
}

a {
  color: #38bdf8;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.bd-header, .bd-footer {
  text-align: center;
  padding: 1.5rem;
  background: #030712;
  border-bottom: 1px solid #1f2937;
}

.bd-header h1 {
  margin: 0;
  font-size: 2rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.bd-main {
  max-width: 960px;
  margin: 0 auto;
  padding: 1.5rem;
}

.bd-section {
  background: #020617;
  border: 1px solid #1f2937;
  border-radius: 0.75rem;
  padding: 1rem;
  margin-bottom: 1rem;
}

.bd-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.bd-links li {
  margin-bottom: 0.5rem;
}

.bd-footer {
  border-top: 1px solid #1f2937;
}