.ads-tier-settings {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-control);
}

.ads-tier-settings legend {
  padding: 0 6px;
  font-size: 13px;
  font-weight: 600;
}

.ads-tier-settings > p {
  margin: 0;
  color: var(--color-muted);
  font-size: 12px;
  line-height: 1.5;
}