:root {
  color-scheme: light;
  --bg: #f7f6f3;
  --fg: #1d2a31;
  --muted: #64707a;
  --accent: #2a5f7d;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  background: linear-gradient(180deg, #fbfaf7 0%, var(--bg) 100%);
  color: var(--fg);
}
.shell {
  max-width: 48rem;
  margin: 0 auto;
  min-height: 100vh;
  padding: 4rem 1.5rem;
  display: grid;
  align-content: center;
  gap: 1rem;
}
.eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.75rem;
  color: var(--muted);
}
h1 { margin: 0; font-size: clamp(2rem, 8vw, 4rem); line-height: 1.05; }
.message { margin: 0; max-width: 42rem; font-size: 1.05rem; line-height: 1.6; }
.button {
  display: inline-flex;
  padding: 0.85rem 1.15rem;
  border-radius: 999px;
  background: var(--accent);
  color: white;
  text-decoration: none;
  font-weight: 600;
}