:root { color-scheme: light; }
  body {
    font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
    max-width: 680px;
    margin: 0 auto;
    padding: 32px 20px 80px;
    line-height: 1.6;
    color: #102B4C;
  }
  h1 { color: #102B4C; }
  .accent { color: #F58220; }
  .box {
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 20px;
    margin: 20px 0;
    background: #F7F9FC;
  }
  ol, ul { padding-inline-start: 20px; }
  a { color: #F58220; }
  code { background: #eef1f5; padding: 2px 6px; border-radius: 4px; }
  .placeholder { color: #b45309; font-weight: 600; }