:root {
  --bg: #12141a;
  --text: #e8e6e1;
  --muted: #8a8f9c;
  --good: #6fcf97;
  --bad: #eb6f6f;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

main { text-align: center; padding: 16px; }
h1 { font-size: 3rem; margin: 0 0 .5rem; }
.status { color: var(--muted); font-size: .9rem; }
.status.ok { color: var(--good); }
.status.err { color: var(--bad); }