:root { color-scheme: light; }
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: #2b2c40;
  background: #f5f5f9;
  line-height: 1.6;
}
.wrap { max-width: 760px; margin: 0 auto; padding: 24px 16px 64px; }
header { padding: 16px 0 8px; }
.academy { font-size: .9rem; color: #6f6b7d; margin: 0 0 4px; }
h1 { font-size: 1.5rem; margin: 0 0 8px; }
.updated { font-size: .8rem; color: #8a8896; margin: 0 0 24px; }
.card {
  background: #fff;
  border-radius: 10px;
  padding: 24px;
  box-shadow: 0 2px 6px rgba(0,0,0,.06);
}
.content p { margin: 0 0 14px; white-space: pre-wrap; }
footer { margin-top: 32px; font-size: .8rem; color: #8a8896; text-align: center; }
footer a { color: #6D28D9; text-decoration: none; }
@media (max-width: 480px) {
  .card { padding: 18px; }
  h1 { font-size: 1.3rem; }
}