:root {
  --bg: #0b0f14;
  --card: rgba(18, 24, 38, 0.80);
  --txt: #e6edf3;
  --muted: #9aa7b2;
  --line: rgba(255, 255, 255, 0.10);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;

  background:
    radial-gradient(900px 500px at 20% 10%, rgba(120,140,255,.16), transparent 55%),
    radial-gradient(900px 500px at 80% 90%, rgba(0,220,255,.10), transparent 55%),
    var(--bg);

  color: var(--txt);
  font: 16px/1.5 system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}

.card {
  width: min(760px, 100%);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 28px;
  box-shadow: 0 20px 60px rgba(0,0,0,.45);
  backdrop-filter: blur(10px);
}

.badge {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 13px;
}

.dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #35ff9a;
  box-shadow: 0 0 18px rgba(53,255,154,.55);
}

h1 {
  margin: 14px 0 8px;
  font-size: clamp(26px, 3vw, 38px);
  letter-spacing: .2px;
}

p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
}

a.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 12px;
  text-decoration: none;
  border: 1px solid var(--line);
  color: var(--txt);
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
}

a.btn:hover {
  border-color: rgba(255,255,255,.20);
}

footer {
  margin-top: 16px;
  color: rgba(154,167,178,.75);
  font-size: 12px;
}

code {
  color: #b6c7ff;
}