/* CHANG 358 — compact canonical collection reader */
.ch358-book-shell{display:grid;grid-template-columns:minmax(270px,32%) 1fr;gap:18px;align-items:start;margin:20px auto 34px}
.ch358-book-toc{border:1px solid #e4d7c4;border-radius:16px;background:#fffaf3;overflow:hidden;position:sticky;top:10px;max-height:82vh}
.ch358-book-toc .ch358-head{padding:14px 14px 10px;border-bottom:1px solid #eadfce;background:#fff7e9}
.ch358-book-toc h2{font-size:1.05rem;margin:0 0 7px}.ch358-book-toc input{width:100%;padding:10px 11px;border:1px solid #cfbea7;border-radius:9px;background:#fff}
.ch358-list{overflow:auto;max-height:calc(82vh - 92px);padding:8px}.ch358-list a{display:flex;gap:8px;align-items:flex-start;padding:9px 10px;border-radius:9px;text-decoration:none;color:#433427;border-bottom:1px solid #f0e7db;line-height:1.35}.ch358-list a:hover,.ch358-list a:focus{background:#f1e7d5}.ch358-list b{min-width:38px;color:#815b2b}.ch358-list small{display:block;opacity:.72;margin-top:2px}.ch358-list .is-local{background:#f4fff3}.ch358-list .is-local:after{content:'ĐỌC NGAY';margin-left:auto;font-size:.66rem;font-weight:800;color:#2f6b32;border:1px solid #9bc29b;border-radius:999px;padding:2px 6px;white-space:nowrap}
.ch358-book-pane{border:1px solid #e4d7c4;border-radius:16px;background:#fff;min-height:520px;padding:26px}.ch358-book-pane h2{margin-top:0}.ch358-book-pane .ch358-actions{display:flex;flex-wrap:wrap;gap:9px;margin:18px 0}.ch358-note{border-left:4px solid #b98539;background:#fff8e9;padding:12px 14px;border-radius:8px;line-height:1.65}.ch358-available{margin:18px auto 28px}.ch358-available-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:10px}.ch358-available-grid a{display:block;border:1px solid #d9ccb9;border-radius:12px;padding:12px 13px;text-decoration:none;background:#fff;color:#433427;font-weight:700}.ch358-available-grid a:hover{background:#fff8e9}
.ch358-hide-legacy{display:none!important}
@media(max-width:800px){.ch358-book-shell{grid-template-columns:1fr}.ch358-book-toc{position:relative;top:auto;max-height:none}.ch358-list{max-height:55vh}.ch358-book-pane{min-height:auto;padding:18px}}