:root {
  color-scheme: light dark;
  --ink: #1a1a1a;
  --paper: #fbfaf7;
  --quiet: #5c5c5c;
  --rule: #e2ded6;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ink: #ece9e3;
    --paper: #161513;
    --quiet: #a09a90;
    --rule: #33302b;
  }
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.6 system-ui, sans-serif;
}
main { max-width: 34rem; margin: 0 auto; padding: 3rem 1.5rem 6rem; }
h1 { font-size: 2rem; line-height: 1.1; margin: 1.5rem 0; }
h2 { font-size: 1.1rem; margin: 2.5rem 0 0.75rem; }
ul { padding-left: 1.1rem; }
li { margin: 0.35rem 0; }
footer {
  margin-top: 4rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
  color: var(--quiet);
  font-size: 0.9rem;
}
a { color: inherit; }
.said { text-align: center; padding-top: 3rem; }
.said .mark {
  display: block;
  width: 6rem;
  height: 6rem;
  margin: 0 auto 1.5rem;
  border-radius: 1.2rem;
}
.said p { color: var(--quiet); }
.open {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.6rem 1.2rem;
  border-radius: 6px;
  background: #d9a02b;
  color: #1c1f1a;
  text-decoration: none;
  font-weight: 600;
}