html,
body {
  margin: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #000;
  color: #fff;
  font-family: "Helvetica Neue", Arial, sans-serif;
}

body {
  position: relative;
}

#stage {
  display: block;
  width: 100vw;
  height: 100vh;
  background: #000;
}

#metrics-svg {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

#hud {
  position: absolute;
  left: 20px;
  top: 18px;
  color: rgba(255, 255, 255, 0.86);
  line-height: 1.45;
  font-size: 12px;
  letter-spacing: 0.04em;
  user-select: none;
}

.hud-title {
  font-weight: 700;
  margin-bottom: 4px;
}

#telemetry {
  position: absolute;
  left: 0;
  top: 0;
  min-width: 120px;
  padding: 8px 10px;
  border: 1px solid rgba(255, 255, 255, 0.9);
  background: rgba(0, 0, 0, 0.82);
  color: rgba(255, 255, 255, 0.96);
  font-size: 11px;
  line-height: 1.45;
  letter-spacing: 0.04em;
  pointer-events: none;
  user-select: none;
  white-space: nowrap;
}

.telemetry-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.telemetry-label {
  color: rgba(255, 255, 255, 0.62);
}