html,
body,
#cesiumContainer {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
  background: #000;
}

#hud {
  position: absolute;
  top: 12px;
  left: 12px;
  max-width: min(520px, calc(100vw - 24px));
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.65);
  color: rgba(255, 255, 255, 0.9);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.25;
  backdrop-filter: blur(6px);
}

#hud .title {
  font-weight: 650;
  font-size: 14px;
  letter-spacing: 0.2px;
}

#hud .subtitle {
  margin-top: 6px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.75);
}

#hud .status {
  margin-top: 6px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.85);
}

#hud code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, Liberation Mono,
    "Courier New", monospace;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.9);
}

#hud .links {
  margin-top: 8px;
}

#hud a {
  color: rgba(130, 200, 255, 0.95);
  text-decoration: none;
}

#hud a:hover {
  text-decoration: underline;
}