:root {
  --bg: #121212;
  --card: #1d1d1d;
  --text: #f5f5f5;
  --muted: #bdbdbd;
  --accent: #c62828;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  font-family: Arial, Helvetica, sans-serif;
  background: radial-gradient(circle at top, #2b2b2b, var(--bg));
  color: var(--text);
  padding: 24px;
}

.card {
  width: min(720px, 100%);
  background: var(--card);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 24px;
  padding: 42px;
  box-shadow: 0 24px 60px rgba(0,0,0,.35);
}

.eyebrow {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .14em;
  font-weight: 700;
  font-size: 13px;
}

h1 { font-size: clamp(32px, 5vw, 52px); margin: 0 0 16px; }
h2 { margin-top: 0; }
p { color: var(--muted); line-height: 1.6; font-size: 18px; }

.box {
  margin-top: 32px;
  padding: 24px;
  border-radius: 18px;
  background: rgba(255,255,255,.04);
}

.button {
  display: inline-block;
  margin-top: 8px;
  padding: 14px 20px;
  border-radius: 999px;
  background: var(--accent);
  color: white;
  text-decoration: none;
  font-weight: 700;
}

footer {
  margin-top: 32px;
  color: var(--muted);
  font-size: 14px;
}