html,
body {
  margin: 0;
  padding: 0;
  font-family: Arial, sans-serif;
  background: #0f172a;
  color: #e2e8f0;
}

.topbar {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid #1e293b;
  background: #111827;
}

.topbar h1 {
  margin: 0;
  font-size: 1.2rem;
}

.topbar p {
  margin: 0.2rem 0 0;
  color: #93c5fd;
  font-size: 0.9rem;
}

#map {
  width: 100%;
  height: calc(100vh - 72px);
}