/* /learn/ content pages (generated by scripts/build-learn.js). Site chrome + theme vars from theme.css. */
main.learn { width: min(96vw, 860px); margin: 1rem auto 2.5rem; }
.learn .crumbs { margin: 1rem 0 0; font-size: 0.85rem; color: var(--muted); }
.learn .crumbs a { color: var(--accent); text-decoration: none; }
.learn .crumbs a:hover { text-decoration: underline; }
.learn .crumb-sep { margin: 0 0.35rem; }
.learn article { line-height: 1.55; }
.learn .eyebrow { margin: 1.4rem 0 0; font-size: 0.8rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); }
.learn h1 { margin: 0.2rem 0 0.6rem; font-size: clamp(1.8rem, 1.3rem + 2vw, 2.6rem); line-height: 1.15; }
.learn h2 { margin: 2.2rem 0 0.5rem; font-size: 1.45rem; }
.learn h3 { margin: 1.6rem 0 0.2rem; font-size: 1.15rem; }
.learn h3 .range { font-weight: 500; font-size: 0.9rem; color: var(--muted); }
.learn p { margin: 0.5rem 0; color: var(--text); }
.learn .lede { font-size: 1.1rem; }
.learn .note, .learn .aka { color: var(--muted); font-size: 0.92rem; }
.learn .aka { margin-top: 0; font-style: italic; }
.learn a { color: var(--accent); }
.learn .quick-facts dl { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 0.6rem; margin: 1.2rem 0 0; padding: 0; }
.learn .quick-facts div { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 0.7rem 0.8rem; box-shadow: var(--shadow-soft); }
.learn .quick-facts dt { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
.learn .quick-facts dd { margin: 0.15rem 0 0; font-size: 1.35rem; font-weight: 700; color: var(--text); }
.learn .jump { display: flex; flex-wrap: wrap; gap: 0.4rem; margin: 1.2rem 0 0; }
.learn .jump a { background: var(--panel); border: 1px solid var(--line); color: var(--text); padding: 0.35rem 0.75rem; border-radius: 999px; font-size: 0.85rem; font-weight: 600; text-decoration: none; box-shadow: var(--shadow-soft); }
.learn .jump a:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }
.learn .learn-section { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 0.9rem 1.1rem 1rem; margin-top: 1rem; box-shadow: var(--shadow-soft); }
.learn .learn-section h3 { margin-top: 0; }
.learn .book-list { columns: 2; column-gap: 1.5rem; margin: 0.6rem 0 0.4rem; padding-left: 2.2rem; }
.learn .book-list li { break-inside: avoid; padding: 0.12rem 0; color: var(--text); }
.learn .book-list li::marker { color: var(--muted); font-variant-numeric: tabular-nums; }
.learn .practise { margin: 0.6rem 0 0; font-weight: 600; }
.learn .steps li { margin: 0.45rem 0; color: var(--text); }
.learn .cta-block { margin: 2.2rem 0 0; padding: 1.1rem 1.2rem; border-radius: 14px; background: var(--accent-soft); border: 1px solid var(--line); }
.learn .cta-block h2 { margin: 0 0 0.3rem; font-size: 1.2rem; }
.learn .game-cta-row { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.7rem; }
.learn .game-cta { display: inline-block; padding: 0.55rem 0.95rem; border-radius: 10px; background: var(--start-bg); border: 1px solid var(--start-border); box-shadow: var(--start-shadow); color: #fff; font-weight: 700; text-decoration: none; }
.learn .game-cta:hover { filter: brightness(1.06); }
.learn .site-footer { margin-top: 2.5rem; }
@media (max-width: 560px) {
  .learn .book-list { columns: 1; }
}

/* --- section / book / faq / checklist pages --- */
.learn .facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 0.6rem; margin: 1rem 0 0; padding: 0; }
.learn .facts div { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 0.6rem 0.8rem; box-shadow: var(--shadow-soft); }
.learn .facts dt { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
.learn .facts dd { margin: 0.1rem 0 0; font-size: 1.05rem; font-weight: 700; color: var(--text); }
.learn .facts dd a { text-decoration: none; }
.learn .neighbours { display: flex; justify-content: space-between; gap: 1rem; margin: 1.4rem 0 0; font-weight: 600; }
.learn .neighbours a { text-decoration: none; }
.learn .neighbours .next { margin-left: auto; text-align: right; }
.learn .book-list a { color: var(--text); text-decoration: none; }
.learn .book-list a:hover { color: var(--accent); text-decoration: underline; }
.learn .book-list .ch { color: var(--muted); font-size: 0.82rem; margin-left: 0.35rem; }
.learn .drill-list { list-style: none; padding: 0; margin: 0.6rem 0 0; display: grid; gap: 0.45rem; }
.learn .drill-list li { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 0.55rem 0.8rem; }
.learn .drill-list a { font-weight: 700; text-decoration: none; }
.learn .drill-list span { color: var(--muted); font-size: 0.9rem; }
.learn .faq h2 { font-size: 1.15rem; margin-top: 1.6rem; }
.learn .faq .faq-item { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 0.7rem 1rem 0.8rem; margin-top: 0.8rem; }
.learn .faq .faq-item h2 { margin: 0 0 0.3rem; }
.learn .faq .faq-item p { margin: 0; }
.learn .downloads { display: flex; flex-wrap: wrap; gap: 0.6rem; margin: 1rem 0 0; }
.learn .downloads a { display: inline-block; padding: 0.6rem 1rem; border-radius: 10px; background: var(--start-bg); border: 1px solid var(--start-border); box-shadow: var(--start-shadow); color: #fff; font-weight: 700; text-decoration: none; }
.learn .checklist { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1.5rem; margin-top: 1rem; }
.learn .checklist h2 { margin: 0.8rem 0 0.4rem; font-size: 1.1rem; }
.learn .checklist ol { list-style: none; padding: 0; margin: 0; }
.learn .checklist li { display: flex; align-items: center; gap: 0.5rem; padding: 0.22rem 0; color: var(--text); }
.learn .checklist .num { width: 1.9rem; text-align: right; color: var(--muted); font-variant-numeric: tabular-nums; }
.learn .checklist input { width: 1.05rem; height: 1.05rem; accent-color: var(--accent); }
.learn .checklist .sec { grid-column: 1 / -1; margin: 0.6rem 0 0.1rem; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); }
@media (max-width: 560px) {
  .learn .checklist { grid-template-columns: 1fr; }
  .learn .neighbours { flex-direction: column; }
  .learn .neighbours .next { margin-left: 0; text-align: left; }
}
@media print {
  .learn .header-row, .learn .crumbs, .learn .downloads, .learn .cta-block, .learn .site-footer, .learn .no-print { display: none !important; }
  main.learn { width: auto; margin: 0; }
  .learn .checklist li { break-inside: avoid; }
  body { background: #fff; }
}