.kb-workbook{--kb-accent:#57e389;--kb-blue:#67b7ff}.kb-workbook [hidden]{display:none!important}.kb-select{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:26px 0}.kb-select button,.kb-actions button,.kb-sheet-actions button{font:700 13px/1.5 var(--mono);color:var(--text);background:var(--panel2);border:1px solid var(--line2);border-radius:8px;min-height:46px;padding:10px 12px;cursor:pointer}.kb-select button[aria-pressed=true]{border-color:var(--kb-accent);background:#173129}.kb-workbook button:focus-visible,.kb-workbook summary:focus-visible,.kb-print-dialog button:focus-visible{outline:3px solid #67b7ff;outline-offset:3px}.kb-course{margin:14px 0;border:1px solid var(--line2);border-radius:10px;background:var(--panel);overflow:clip}.kb-course summary{cursor:pointer;padding:18px 20px;list-style:none;display:grid;gap:6px;min-height:76px}.kb-course summary::-webkit-details-marker{display:none}.kb-course summary span{font:800 23px/1.2 var(--display);color:var(--text)}.kb-course summary small{font-size:14px;color:var(--body)}.kb-course-body{padding:0 20px 22px}.kb-facts{display:grid;grid-template-columns:.7fr 1.4fr 1fr;gap:12px;margin:12px 0 24px}.kb-facts dt{font:11px/1.5 var(--mono);color:var(--muted)}.kb-facts dd{margin:6px 0 0;font:800 19px var(--display);color:var(--text)}.kb-blueprint{margin:0 0 28px;background:#09141c;border:1px solid var(--line2);padding:18px;color:#67b7ff}.kb-blueprint svg{display:block;width:100%;height:auto;overflow:visible}.kb-blueprint svg text,.kb-sheet svg text{font:10px var(--mono);fill:currentColor}.kb-blueprint figcaption{font:11px/1.6 var(--mono);color:var(--muted);margin:8px 0 16px}.kb-blueprint figcaption:last-child{margin-bottom:0}.kb-phases{padding-left:22px}.kb-phases li{padding:5px 0 14px}.kb-phases li::marker{color:var(--kb-accent);font-weight:800}.kb-phases h4,.kb-error h4{font:700 19px/1.3 var(--display);margin:0 0 8px}.kb-phases p{margin:0}.kb-error{border-left:3px solid #e7b66c;padding:15px 18px;background:#e7b66c0a;margin:20px 0}.kb-error p{margin:0}.kb-prerequisites{display:grid;gap:10px;margin:24px 0}.kb-prerequisites a{min-height:44px;display:flex;align-items:center}.kb-actions{display:flex;align-items:stretch;flex-wrap:wrap;gap:12px;margin-top:24px}.kb-actions .cta{white-space:normal;justify-content:center;min-height:46px}.kb-review{margin-top:28px;border-top:1px solid var(--line2);padding-top:16px}.kb-review li{margin:18px 0;line-height:1.7}.kb-print-dialog{--green:#167841;--mono:'Cascadia Mono',Consolas,monospace;color:#16232b;background:#fff;width:min(840px,calc(100% - 24px));max-height:calc(100dvh - 24px);padding:26px;border:1px solid #526879;border-radius:10px;overflow:auto}.kb-print-dialog::backdrop{background:#05090ddd}.kb-sheet h2{font:800 28px/1.2 Bahnschrift,'Arial Narrow',sans-serif;margin:8px 0;color:#142b24}.kb-sheet p{font-size:13px;line-height:1.55;color:inherit;margin:10px 0}.kb-sheet .kb-label{font:11px/1.5 var(--mono);text-transform:uppercase;color:#415d54}.kb-sheet-goal{font-weight:700}.kb-sheet-diagrams{display:grid;grid-template-columns:1.35fr 1fr;align-items:center;gap:20px;color:#285888;border:1px solid #a3b4bf;padding:10px}.kb-sheet svg{display:block;width:100%;height:auto}.kb-sheet-cols{display:grid;grid-template-columns:1.3fr 1fr;gap:20px;align-items:start}.kb-sheet ol{padding-left:18px;margin:12px 0;font-size:12px;line-height:1.45}.kb-sheet li{margin-bottom:7px}.kb-sheet table{width:100%;table-layout:fixed;border-collapse:collapse;font-size:10px;color:inherit}.kb-sheet th,.kb-sheet td{padding:6px 4px;border:1px solid #a3b4bf;text-align:left;overflow-wrap:anywhere}.kb-sheet caption{font-weight:700;text-align:left;margin:10px 0 6px}.kb-sheet .kb-fine{font:10px/1.45 var(--mono);color:#40545c}.kb-attempts{margin:8px 0}.kb-sheet-actions{display:flex;gap:12px;justify-content:flex-end;position:sticky;bottom:0;margin-top:20px;padding:12px 0 0;background:white}.kb-sheet-actions button{color:#16232b;border-color:#738993;background:#eef3f5}.kb-sheet-actions button:last-child{background:#173129;color:#fff;border-color:#173129}
.kb-sheet-cols>*{min-width:0}.kb-sheet table{min-width:0}.kb-sheet svg [stroke="#57e389"]{stroke:#167841}.kb-sheet svg [stroke="#67b7ff"]{stroke:#285888}
@media print{.kb-print-dialog::backdrop{background:transparent!important}}
@media(max-width:600px){.kb-select{grid-template-columns:1fr 1fr}.kb-course-body{padding:0 14px 18px}.kb-course summary{padding:18px 14px}.kb-facts{gap:8px}.kb-facts dd{font-size:17px}.kb-blueprint{padding:10px}.kb-actions>*{width:100%}.kb-print-dialog{padding:16px}.kb-sheet-diagrams,.kb-sheet-cols{grid-template-columns:1fr;gap:8px}.kb-sheet-actions{flex-direction:column}.kb-sheet h2{font-size:24px}}
@media(prefers-reduced-motion:reduce){.kb-workbook{scroll-behavior:auto}}
@media print{@page{size:A4 portrait;margin:11mm}body.kb-sheet-open{background:white!important;color:#16232b!important}body.kb-sheet-open>:not(.kb-print-dialog){display:none!important}.kb-print-dialog[open]{position:static!important;display:block!important;inset:auto!important;width:auto!important;max-width:none!important;max-height:none!important;margin:0!important;padding:0!important;border:0!important;border-radius:0!important;overflow:visible!important;color:#16232b!important;background:white!important}.kb-sheet-actions{display:none!important}.kb-sheet h2{font-size:22px}.kb-sheet p{font-size:10px;line-height:1.35;margin:7px 0}.kb-sheet .kb-label{font-size:9px}.kb-sheet-diagrams{grid-template-columns:1.35fr 1fr;padding:6px;gap:10px;break-inside:avoid}.kb-sheet-cols{grid-template-columns:1.35fr 1fr;gap:12px}.kb-sheet ol{font-size:9.5px;line-height:1.3;margin:8px 0}.kb-sheet li{margin-bottom:5px}.kb-sheet table{font-size:9px}.kb-sheet th,.kb-sheet td{padding:4px}.kb-sheet .kb-fine{font-size:8px;line-height:1.3}.kb-sheet table,.kb-attempts,.kb-sheet p{break-inside:avoid}}