* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  font-family: Arial, sans-serif;
  background: #f4f6f8;
  color: #17212b;
}
.card {
  width: min(560px, 100%);
  padding: 48px 32px;
  border-radius: 18px;
  background: white;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.08);
  text-align: center;
}
.eyebrow {
  margin: 0 0 12px;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
h1 { margin: 0 0 14px; font-size: clamp(2.2rem, 6vw, 4rem); }
p { line-height: 1.6; }