:root {
  --primary: #eabbc5;
  --accent: #9c5f6e;
  --ink: #3f3f41;
  --fill: #fbf4f6;
  --muted: #6f6f73;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: #fff;
}
main {
  max-width: 440px;
  margin: 0 auto;
  padding: 40px 20px;
  text-align: center;
}
.logo { width: 72px; height: 72px; }
h1 { font-size: 1.6rem; margin: 16px 0 8px; }
p { line-height: 1.5; color: var(--muted); }
.button {
  display: block;
  margin: 12px 0;
  padding: 14px 16px;
  border-radius: 14px;
  background: var(--ink);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
}
.button.secondary { background: var(--fill); color: var(--accent); }
.code {
  margin: 24px 0 8px;
  padding: 16px;
  border-radius: 14px;
  background: var(--fill);
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--accent);
}
.hint { font-size: 0.9rem; }
.hidden { display: none; }
main.text { text-align: left; }
main.text .logo { display: block; margin: 0 auto; }
main.text h1 { text-align: center; }
h2 { font-size: 1.1rem; margin: 28px 0 8px; }
li { line-height: 1.5; color: var(--muted); margin: 4px 0; }
a { color: var(--accent); }
.button { text-align: center; }
footer { margin-top: 32px; font-size: 0.9rem; color: var(--muted); }