body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #0b1120;
  color: #e5e7eb;
  margin: 0;
}
.topbar {
  background: #020617;
  padding: 12px 24px;
  border-bottom: 1px solid #1f2937;
}
.topbar-title {
  font-size: 1.1rem;
  font-weight: 600;
}
.content {
  padding: 24px;
  max-width: 960px;
  margin: 0 auto;
}
a { color: #38bdf8; }