:root {
  color-scheme: light dark;
  font-family: ui-sans-serif, system-ui, sans-serif;
  background: Canvas;
  color: CanvasText;
}

body {
  display: grid;
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0;
  place-items: center;
}

main {
  width: min(36rem, calc(100% - 3rem));
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: #087f5b;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 8vw, 4rem);
  line-height: 1.05;
}

.signal {
  display: block;
  width: 100%;
  height: 6rem;
  margin-top: 1rem;
}

.status {
  margin: 0.5rem 0 0;
  font-size: 1.125rem;
}

@media (prefers-color-scheme: dark) {
  .eyebrow {
    color: #63e6be;
  }
}