:root { color-scheme: dark; }
body {
  margin: 0;
  background: #101820;
  color: #f4f1ea;
  line-height: 1.55;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
a { color: #f5c454; }
header.top {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 1.25rem;
  border-bottom: 1px solid #243140;
  background: #0d141c;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: #f4f1ea;
  text-decoration: none;
  font-weight: 650;
}
.brand img { width: 36px; height: 36px; }
nav { display: flex; flex-wrap: wrap; gap: 0.9rem; }
nav a { text-decoration: none; }
main { max-width: 42rem; margin: 0 auto; padding: 2.2rem 1.25rem 4rem; }
h1 { font-family: Georgia, Palatino, serif; font-size: 2rem; line-height: 1.2; margin: 0 0 0.8rem; }
h2 { font-size: 1.15rem; margin: 1.8rem 0 0.45rem; }
.lede { font-size: 1.05rem; }
.card-list { list-style: none; padding: 0; }
.card-list li {
  margin: 0.7rem 0;
  padding: 0.85rem 1rem;
  border: 1px solid #243140;
  border-radius: 10px;
  background: #16202b;
}
footer.note { margin-top: 2.5rem; color: #b7c0ca; font-size: 0.92rem; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.95em; }