:root {
  color-scheme: light;
  --bg: #f7efe7;
  --card: #fffaf6;
  --text: #2d241f;
  --muted: #7a675b;
  --accent: #ef8f63;
  --accent-dark: #c96f48;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: radial-gradient(circle at top left, #ffe0cf, transparent 34rem), var(--bg);
  color: var(--text);
  padding: 24px;
}
.card {
  width: min(100%, 520px);
  background: var(--card);
  border: 1px solid rgba(45, 36, 31, 0.08);
  border-radius: 28px;
  box-shadow: 0 24px 70px rgba(45, 36, 31, 0.14);
  padding: 32px;
}
.eyebrow {
  margin: 0 0 12px;
  color: var(--accent-dark);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
}
h1 {
  margin: 0 0 16px;
  line-height: 1.08;
  font-size: clamp(2rem, 7vw, 3.5rem);
}
p { color: var(--muted); line-height: 1.55; }
.code-label { margin: 28px 0 6px; font-size: 0.8rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; }
.code {
  margin: 0;
  color: var(--text);
  font-size: 1.45rem;
  font-weight: 800;
  word-break: break-all;
}
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.button, .secondary {
  border: 0;
  border-radius: 999px;
  padding: 14px 20px;
  font-weight: 800;
  font-size: 1rem;
  text-decoration: none;
  cursor: pointer;
}
.button { background: var(--accent); color: white; }
.secondary { background: rgba(45, 36, 31, 0.08); color: var(--text); }
.small { font-size: 0.92rem; }