:root {
  color-scheme: dark;
  font-family:
    Inter,
    ui-sans-serif,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  background: #0a0a0a;
  color: #f5f5f2;
}

* {
  box-sizing: border-box;
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(
      circle at 50% 35%,
      rgba(255, 92, 65, 0.14),
      transparent 34rem
    ),
    #0a0a0a;
}

main {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 2rem;
}

.status-card {
  width: min(100%, 42rem);
  text-align: center;
}

.signal {
  display: grid;
  width: 4.5rem;
  height: 4.5rem;
  margin: 0 auto 2.5rem;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  box-shadow: 0 0 4rem rgba(255, 92, 65, 0.15);
}

.signal span {
  width: 0.8rem;
  height: 0.8rem;
  border-radius: 50%;
  background: #ff5c41;
  box-shadow: 0 0 1.5rem rgba(255, 92, 65, 0.9);
}

.eyebrow,
.domain {
  font-size: 0.75rem;
  font-weight: 650;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.eyebrow {
  margin: 0 0 1rem;
  color: #ff856f;
}

h1 {
  margin: 0;
  font-size: clamp(3rem, 9vw, 6.75rem);
  font-weight: 650;
  letter-spacing: -0.06em;
  line-height: 0.92;
}

.message {
  max-width: 32rem;
  margin: 1.75rem auto 0;
  color: #a5a5a0;
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  line-height: 1.55;
}

.domain {
  margin: 3.5rem 0 0;
  color: #6f6f6a;
}

@media (prefers-reduced-motion: no-preference) {
  .signal span {
    animation: breathe 2.8s ease-in-out infinite;
  }
}

@keyframes breathe {
  50% {
    opacity: 0.6;
    transform: scale(0.82);
  }
}