/* Claude Opus 5.5: a visible turn sequence, with the original lesson engine. */
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@media(max-width:599px){.opus-header .edition-tag{display:none}}

/* Keep the draft move beside its rack; retain English names in a compact grid. */
.opus-page .chapter-rack{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,3.1em),1fr));gap:22px 6px;padding:20px 10px 16px}.opus-page .chapter-rack .rack-tile{gap:6px;align-self:start}.opus-page .chapter-rack .rack-tile-name{font-size:13px;line-height:1.4}.opus-page .chapter-rack .family-start:before{content:"";position:absolute;left:-5px;top:0;bottom:0;border-left:2px solid #9dbbbb}.opus-page .chapter-rack.partial-rack{grid-template-columns:repeat(auto-fit,minmax(min(100%,3.1em),1fr))}.opus-page .chapter-rack .other-tiles{grid-column:1/-1}.rack-order{font-size:13px;line-height:1.5;color:var(--muted);margin:0 0 12px}.opus-page .rack-step .chapter-options{margin-bottom:24px}.card-reading-map{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;background:#e6f0f0;border-radius:6px;padding:16px;font-size:16px;line-height:1.5;color:var(--green)}.card-reading-map>span{font-size:24px}.dragon-reference{border-top:1px solid var(--line);margin-top:20px;padding-top:20px}.dragon-reference h4{font-size:16px;line-height:1.5;letter-spacing:0;margin:0 0 16px}.dragon-reference-tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,5em),1fr));gap:16px 8px}.dragon-reference-tiles>div{display:flex;flex-direction:column;align-items:center;text-align:center;gap:8px;font-size:14px;line-height:1.5}.dragon-reference-tiles .tile-face{width:40px;margin-bottom:6px}.dragon-reference-tiles b{font-weight:650}.dragon-reference-tiles span:last-child{color:var(--muted)}
@media(min-width:600px){.opus-page .chapter-rack{grid-template-columns:repeat(7,minmax(0,1fr));gap:22px 12px;padding:24px 16px 20px}.opus-page .chapter-rack.partial-rack{grid-template-columns:repeat(7,minmax(0,1fr))}}

.workbook-brand{max-width:100%;white-space:normal}
@media(max-width:599px){.opus-header .workbook-brand{flex-basis:100%}.opus-header{row-gap:8px}}