:root {
  color-scheme: dark;
  font-family: system-ui, sans-serif;
  background: #0d1220;
  color: #eef2ff;
}

body { margin: 0; min-height: 100vh; background: radial-gradient(circle at 20% 0%, #27345c, #0d1220 55%); }
.shell { box-sizing: border-box; display: grid; min-height: 100vh; place-items: center; padding: 2rem; }
.card { max-width: 860px; text-align: center; }
h1 { margin: 0; font-size: clamp(2.5rem, 8vw, 5.5rem); line-height: 1; text-align: center; }
.tagline { margin: 1rem 0 2rem; color: #c2cae6; font-size: clamp(1rem, 3vw, 1.35rem); text-align: center; }
img {
  display: block;
  width: min(92vw, 720px);
  margin: 0 auto;
  border-radius: 16px;
  border: 1px solid #33406e;
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.45);
}
.status { margin: 1.75rem 0 0; color: #8b94b8; font-size: 0.9rem; text-align: center; }