@import"https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,500;9..144,600;9..144,700&family=Inter:wght@400;500;600;700&family=DM+Mono:wght@400;500&display=swap";:root{--bg: #f6f3ec;--bg-tint: #efeadf;--card: #fffdf8;--line: #e7e0d0;--ink: #211f33;--muted: #76728a;--accent: #5b53d6;--accent-ink: #4a43c2;--accent-soft: #ecebfb;--tag-bg: #efeadf;--danger: #c0492f;--ok: #2f7d57;--radius: 12px;--shadow: 0 1px 2px rgba(33, 31, 51, .04), 0 10px 30px rgba(33, 31, 51, .06);--shadow-sm: 0 1px 2px rgba(33, 31, 51, .05);--skeleton-base: #e9e3d6;--skeleton-shine: #f4efe6;--font-serif: "Fraunces", Georgia, "Times New Roman", serif;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "DM Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace}*{box-sizing:border-box}body{margin:0;font-family:var(--font-sans);background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.skeleton{background:linear-gradient(90deg,var(--skeleton-base) 25%,var(--skeleton-shine) 50%,var(--skeleton-base) 75%);background-size:200% 100%;animation:shimmer 1.2s ease-in-out infinite;border-radius:8px}.skeleton-line{height:.8rem;border-radius:6px}.skeleton-circle{border-radius:50%}h1,h2,h3,h4{font-family:var(--font-serif);letter-spacing:-.01em;color:var(--ink)}h2{font-size:1.6rem;font-weight:600}h3{font-size:1.15rem;font-weight:600}h4{font-size:.98rem;font-weight:600}.topbar{display:flex;align-items:center;gap:2rem;padding:.75rem 1.5rem;background:#ffffffd9;-webkit-backdrop-filter:saturate(180%) blur(8px);backdrop-filter:saturate(180%) blur(8px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}.topbar h1{font-size:1.1rem;margin:0}.topbar nav{display:flex;gap:1rem;flex-shrink:0}.topbar nav a{text-decoration:none;color:var(--muted);font-weight:600;padding:.25rem .5rem;border-radius:6px;white-space:nowrap}.topbar nav a:hover{color:var(--accent);background:var(--accent-soft)}.topbar nav a.active{color:var(--accent);background:var(--accent-soft)}.brand{display:inline-flex;align-items:center;gap:.5rem}.brand svg{display:block}.brand-img{display:block;width:auto;object-fit:contain}.brand-word{font-size:1.15rem;font-weight:800;letter-spacing:-.01em;color:var(--ink);background:linear-gradient(90deg,#5b53d6,#8b5cf6);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.page{max-width:1150px;margin:0 auto;padding:1.75rem 1.5rem 3rem}.page>h2:first-child{margin-top:.25rem}.empty-state{text-align:center;max-width:460px;margin:3.5rem auto;padding:2.5rem 2rem;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}.empty-state .empty-emoji{font-size:2.4rem;margin-bottom:.6rem}.empty-state h3{margin:.2rem 0 .5rem}.empty-state a{color:var(--accent);font-weight:600}h2.chapter{margin:1rem 0}button{font:inherit;font-weight:500;padding:.45rem .95rem;border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:8px;cursor:pointer;transition:background .15s ease,border-color .15s ease,box-shadow .15s ease,transform .05s ease,color .15s ease}button:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}button:active{transform:translateY(1px)}button:disabled{opacity:.45;cursor:not-allowed;transform:none}button:disabled:hover{border-color:var(--line);color:var(--ink);background:var(--card)}button.primary{background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:0 2px 6px #5b53d640}button.primary:hover{background:var(--accent-ink);border-color:var(--accent-ink);color:#fff;box-shadow:0 4px 12px #5b53d652}button.danger{color:var(--danger);border-color:#e9c4bb}button.danger:hover{background:#faece8;border-color:var(--danger);color:var(--danger)}button.small{padding:.15rem .45rem}input,select,textarea{font:inherit;padding:.45rem .6rem;border:1px solid var(--line);border-radius:8px;width:100%;background:var(--card);color:var(--ink);transition:border-color .15s ease,box-shadow .15s ease}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}textarea{resize:vertical}.error{color:var(--danger)}.muted{color:var(--muted)}.glossary,.prompt-peek{margin-bottom:1rem}.glossary-toggle{border:none;background:none;font-weight:600;padding:.25rem 0}.glossary-list{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:.75rem 1.25rem;list-style:none}.glossary-list li{padding:.25rem 0}.table-scroll{overflow-x:auto}table{border-collapse:collapse;width:100%;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}th,td{border-bottom:1px solid var(--line);padding:.6rem .7rem;text-align:left;vertical-align:top;font-size:.9rem}tbody tr:last-child td{border-bottom:none}th{background:var(--tag-bg);font-family:var(--font-sans);font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}.center{text-align:center}.actions{display:flex;gap:.4rem;white-space:nowrap}tr.editing td{background:var(--bg-tint)}tr.editing input,tr.editing textarea{margin-bottom:.3rem}.exemplar-list{display:flex;flex-direction:column;gap:.3rem}.chip{font-size:.8rem;padding:.15rem .4rem;background:var(--tag-bg);border:1px solid var(--line)}.exemplar-detail{margin-top:.3rem;background:var(--bg-tint);border:1px solid var(--line);border-radius:6px;padding:.5rem;width:360px}.kv{display:block;padding:.2rem 0;border-bottom:1px dashed var(--line)}.kv dt{font-weight:600;color:var(--muted);font-size:.78rem}.kv dd{margin:0;font-size:.82rem;word-break:break-word}.stage{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:1.5rem 1.75rem;margin-bottom:1.5rem;box-shadow:var(--shadow-sm)}.stage h3{margin-top:0;display:flex;align-items:center;gap:.6rem}.badge{display:inline-flex;align-items:center;justify-content:center;width:1.7rem;height:1.7rem;background:var(--accent);color:#fff;border-radius:50%;padding:0;font-family:var(--font-sans);font-size:.85rem;font-weight:700;flex-shrink:0}.mode-switch{display:flex;gap:1.5rem;margin-bottom:.75rem}.mode-switch label{display:flex;align-items:center;gap:.4rem;width:auto}.mode-switch input{width:auto}.topic-mode>button{margin-top:.5rem}.alignments{margin-top:1rem}.mini-table select,.mini-table input{width:auto}.reason{color:var(--muted);font-size:.82rem}.pill{display:inline-block;padding:.05rem .5rem;border-radius:999px;font-size:.75rem;background:var(--tag-bg);border:1px solid var(--line)}.pill.direct,.pill.at_target{background:#e7f6ef;color:var(--ok)}.pill.partial{background:#fdf3e3;color:#b45309}.pill.none,.pill.tangential{background:#f3f4f6;color:var(--muted)}.pill.below_target{background:#fdeaea;color:var(--danger)}.pill.above_target{background:#eef0ff;color:#4338ca}.pill.dok3{background:#efe7fb;color:#6d28d9;border-color:#d8c7f5;font-weight:600}.pill.visual,.chip-visual{background:#e0f2fe;color:#0369a1;border:1px solid #bae6fd;border-radius:999px;font-weight:600}.scope-visual{margin-top:.3rem}.scope-visual .scope-summary-text{margin-top:.15rem}.weightage{min-width:190px;max-width:250px;font-size:.72rem}.wt-head{display:flex;align-items:center;gap:.3rem;margin-bottom:.2rem;flex-wrap:wrap}.wt-value{font-weight:700;font-variant-numeric:tabular-nums;color:var(--ink)}.wt-unit{font-weight:600;font-size:.62rem;color:var(--muted);margin-left:1px}.wt-info{cursor:help;color:var(--muted);font-size:.68rem;opacity:.65;-webkit-user-select:none;user-select:none}.wt-info:hover,.wt-info:focus{opacity:1;color:var(--accent);outline:none}.wt-role{padding:.02rem .4rem;border-radius:999px;font-size:.62rem;text-transform:uppercase;letter-spacing:.03em;border:1px solid var(--line);background:var(--tag-bg);color:var(--muted)}.wt-role.core{background:#ecebfb;color:#4a43c2;border-color:#d6d3f7}.wt-role.supporting{background:#fdf3e3;color:#b45309;border-color:#f5e3c2}.wt-role.contextual{background:#f3f4f6;color:#6b7280}.wt-track{height:7px;border-radius:999px;background:#ece7da;overflow:hidden}.wt-fill{height:100%;border-radius:999px;background:var(--accent);transition:width .2s ease}.weightage.role-supporting .wt-fill{background:#f59e0b}.weightage.role-contextual .wt-fill{background:#9aa0ac}.wt-scale{display:flex;justify-content:space-between;font-size:.6rem;color:var(--muted);margin-top:.1rem}.wt-meta{margin:.4rem 0 0;display:grid;gap:.18rem}.wt-meta-row{display:flex;justify-content:space-between;align-items:baseline;gap:.4rem}.wt-meta dt{margin:0;color:var(--muted);display:inline-flex;align-items:center;gap:.2rem;white-space:nowrap}.wt-meta dd{margin:0;color:var(--ink);text-align:right;font-variant-numeric:tabular-nums;word-break:break-word}.wt-rationale{margin-top:.4rem}.wt-rationale-label{color:var(--muted);font-size:.6rem;text-transform:uppercase;letter-spacing:.04em;margin-bottom:.15rem}.wt-rationale-text{max-height:5.5em;overflow-y:auto;font-size:.68rem;line-height:1.4;color:var(--ink);background:var(--bg-tint);border:1px solid var(--line);border-radius:8px;padding:.3rem .4rem}.scope-weight{display:inline-flex;align-items:center;gap:.35rem;margin-top:.25rem;font-size:.66rem;color:var(--muted)}.scope-weight .sw-track{width:46px;height:6px;border-radius:999px;background:#ece7da;overflow:hidden;flex-shrink:0}.scope-weight .sw-fill{height:100%;border-radius:999px;background:var(--accent)}.scope-weight.role-supporting .sw-fill{background:#f59e0b}.scope-weight.role-contextual .sw-fill{background:#9aa0ac}.scope-weight .sw-value{font-weight:700;font-variant-numeric:tabular-nums;color:var(--ink)}.scope-weight .sw-role{padding:.02rem .4rem;border-radius:999px;font-size:.6rem;text-transform:uppercase;letter-spacing:.03em;border:1px solid var(--line);background:var(--tag-bg);color:var(--muted)}.scope-weight .sw-role.core{background:#ecebfb;color:#4a43c2;border-color:#d6d3f7}.scope-weight .sw-role.supporting{background:#fdf3e3;color:#b45309;border-color:#f5e3c2}.scope-weight .sw-role.contextual{background:#f3f4f6;color:#6b7280}.enrichment-row>td{background:#faf8ff;padding:.5rem .75rem}.composite-card{border:1px solid #d8c7f5;border-left:3px solid #6d28d9;border-radius:6px;background:#fff;padding:.5rem .75rem;margin:.4rem 0}.composite-head{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}.composite-head .spacer{flex:1}.composite-body p{margin:.3rem 0}.composite-example{border-top:1px dashed var(--line);padding-top:.35rem;margin-top:.35rem}.chip-tax{font-size:.7rem;padding:.02rem .4rem;border-radius:999px;background:#efe7fb;color:#6d28d9}.available-enrichments,.add-enrichments{margin:.6rem 0}.enrichment-list{list-style:none;padding-left:0;margin:.4rem 0}.enrichment-list li{margin:.3rem 0}.enrichment-note{margin:.2rem 0 .4rem}.memory{margin:.75rem 0}.memory h4{margin:0 0 .3rem}.memory pre,.prompt-peek pre{background:#0f172a;color:#e2e8f0;padding:.75rem;border-radius:8px;overflow:auto;font-size:.8rem;white-space:pre-wrap}.req-table select{width:100%}.quick-add{margin-bottom:.6rem;padding:.6rem .75rem;background:var(--accent-soft);border:1px solid var(--line);border-radius:var(--radius)}.qa-top{display:flex;align-items:center;gap:.6rem;flex-wrap:wrap}.quick-add-label{font-weight:600;color:var(--ink);white-space:nowrap}.qa-multiselect{position:relative;flex:1;min-width:16rem}.qa-control{width:100%;display:flex;align-items:center;flex-wrap:wrap;gap:.3rem;min-height:2.4rem;padding:.3rem 2rem .3rem .5rem;background:var(--card);border:1px solid var(--line);border-radius:8px;text-align:left;cursor:pointer}.qa-control:hover{border-color:var(--accent)}.qa-caret{position:absolute;right:.6rem;color:var(--muted);pointer-events:none}.qa-chip{display:inline-flex;align-items:center;gap:.3rem;padding:.1rem .5rem;border-radius:999px;font-size:.8rem;background:var(--accent-soft);color:var(--accent-ink);border:1px solid var(--line)}.qa-chip-x{cursor:pointer;font-weight:700;line-height:1;opacity:.7}.qa-chip-x:hover{opacity:1;color:var(--danger)}.qa-menu{position:absolute;z-index:20;top:calc(100% + 4px);left:0;right:0;max-height:16rem;overflow-y:auto;background:var(--card);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);padding:.25rem}.qa-option{display:flex;align-items:center;gap:.5rem;padding:.4rem .5rem;border-radius:6px;cursor:pointer}.qa-option:hover{background:var(--accent-soft)}.qa-option input{width:auto}.qa-option-all{font-weight:600;border-bottom:1px solid var(--line);border-radius:0;margin-bottom:.15rem}.qa-counts{margin-top:.6rem;display:flex;flex-direction:column;gap:.4rem}.qa-count-row{display:flex;align-items:center;justify-content:space-between;gap:.75rem}.qa-count-label{color:var(--ink)}.qa-stepper{display:inline-flex;align-items:center;gap:.25rem}.qa-stepper button{width:2rem;padding:.2rem 0;font-weight:700}.qa-stepper input{width:3.5rem;text-align:center}.qa-add-btn{align-self:flex-start;margin-top:.2rem}.mapping-result{margin-top:1rem}.mapping-card{border:1px solid var(--line);border-radius:8px;padding:.75rem;margin-bottom:.75rem;background:var(--bg-tint)}.mapping-head{display:flex;align-items:center;gap:.5rem;margin-bottom:.4rem}.mapping-scope{margin-bottom:.5rem;font-size:.9rem}.mapping-scope .label{color:var(--muted);font-weight:600}.infeasible{background:#fdeaea;border-radius:8px;padding:.75rem 1.25rem}.infeasible li{display:flex;align-items:center;justify-content:space-between;gap:.75rem;padding:.15rem 0}.infeasible-text{min-width:0}.force-btn{flex-shrink:0;border:1px solid #e0a800;background:#fff8e1;color:#8a6d00;border-radius:999px;padding:.25rem .7rem;font-size:.8rem;font-weight:600;cursor:pointer}.force-btn:hover{background:#ffefc4;border-color:#c79300}.force-scope{display:flex;align-items:center;gap:.5rem;margin:.4rem 0 .8rem;font-size:.85rem;font-weight:600}.force-scope select{flex:1;min-width:0}.modal-card .force-scope+.error{margin-top:0}.gen-results,.gen-done{margin-top:1rem}.view-solutions-bar{display:flex;align-items:center;gap:.75rem;margin-top:1rem;flex-wrap:wrap}.solutions-footer{display:flex;justify-content:flex-start;margin-top:2rem;padding-top:1.25rem;border-top:1px solid var(--line)}.gen-progress{margin:.75rem 0;display:flex;flex-wrap:wrap;gap:1rem}.gen-progress-stage{border:1px solid var(--line);border-radius:8px;padding:.5rem .75rem;background:var(--bg-tint);min-width:220px}.gen-progress-head{font-weight:600;font-size:.85rem;margin-bottom:.35rem}.gen-progress-list{list-style:none;margin:0;padding:0;font-size:.8rem}.gen-progress-list li{display:flex;align-items:center;gap:.4rem;padding:.1rem 0;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--muted, #667)}.gen-progress-list .prog-icon{width:1rem;text-align:center}.gen-progress-list li.prog-start{color:#8a6d00}.gen-progress-list li.prog-done{color:#1a7f37}.gen-progress-list li.prog-fail{color:#cf222e}.gen-progress-list li.prog-skip{color:#8a8f98}.group-card{border:1px solid var(--line);border-radius:8px;padding:.75rem 1rem;margin-bottom:1rem;background:var(--bg-tint)}.group-head{display:flex;align-items:center;flex-wrap:wrap;gap:.4rem;margin-bottom:.5rem;padding-bottom:.5rem;border-bottom:1px solid var(--line)}.fib-pair{margin-bottom:.75rem}.paired-descriptive{margin:.4rem 0 0 .9rem;padding-left:.85rem;border-left:3px solid var(--accent-soft)}.paired-descriptive-label{font-size:.78rem;font-weight:600;letter-spacing:.02em;text-transform:uppercase;color:var(--accent);margin-bottom:.3rem}.question-item{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:.6rem .8rem;margin:.5rem 0}.q-meta{display:flex;align-items:center;flex-wrap:wrap;gap:.4rem;margin-bottom:.4rem}.q-text{margin:.25rem 0}.options{list-style:none;margin:.3rem 0;padding-left:.4rem}.options li{padding:.1rem 0}.correct-opt{color:var(--ok);font-weight:600}.answers{margin:.3rem 0;padding-left:1.2rem}.answer{margin:.3rem 0 0;color:var(--ok);font-size:.88rem}.case-study{padding:.25rem 0}.case-stem{margin-bottom:.3rem}.case-stem .label{font-weight:600;color:var(--muted)}.diagram{font-size:.82rem;margin-bottom:.4rem}.scope-cell{display:flex;flex-direction:column;gap:.15rem;min-width:180px}.scope-cell .scope-id{font-weight:600;color:var(--ink)}.scope-cell .scope-concept{font-size:.8rem;line-height:1.25;color:var(--muted)}.alignments-head{display:flex;align-items:center;justify-content:space-between;gap:1rem}.select-controls{display:flex;gap:.5rem}.select-controls button{font-size:.8rem;padding:.25rem .6rem}.case-row td{vertical-align:top}.case-parts{background:var(--bg-tint);border:1px solid var(--line);border-radius:6px;padding:.5rem .6rem}.case-parts-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:.4rem}.case-parts-head .label{font-weight:600;font-size:.85rem}.stepper{display:flex;align-items:center;gap:.4rem}.stepper button{width:1.6rem;height:1.6rem;padding:0;font-size:1rem;line-height:1}.stepper .count{min-width:1.2rem;text-align:center;font-weight:600}.parts-table{width:100%;border-collapse:collapse}.parts-table th{text-align:left;font-size:.72rem;text-transform:uppercase;color:var(--muted);padding:.2rem .4rem}.parts-table td{padding:.2rem .4rem}.parts-table .part-name{font-weight:600;white-space:nowrap}.parts-table select{width:100%}.case-part-map{border-left:3px solid var(--accent);padding-left:.7rem;margin:.6rem 0}.case-part-map .part-scope{margin-left:.4rem}.muted.small,.small{font-size:.8rem}.scope-editor{display:inline-flex;align-items:center;gap:.4rem}.scope-editor select{max-width:22rem}.error.small{color:var(--danger);font-size:.8rem}.mapping-result-head{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}.scope-editor select.pending{border-color:#d97706;background:#fffbeb}.pending-badge{font-size:.7rem;font-weight:600;color:#92400e;background:#fef3c7;border-radius:999px;padding:.05rem .45rem}.q-text .katex,.answers .katex,.options .katex,.case-stem .katex{font-size:1.02em}.solution-block{margin-top:.6rem;padding:.7rem .9rem;background:#f0fdf4;border:1px solid #bbf7d0;border-left:4px solid var(--ok);border-radius:6px}.solution-block.sol-failed{background:#fef2f2;border-color:#fecaca;border-left-color:var(--danger);color:var(--danger)}.solution-head{font-weight:700;color:#047857;margin-bottom:.4rem}.sol-section{margin:.5rem 0}.sol-label{display:inline-block;font-size:.72rem;text-transform:uppercase;letter-spacing:.03em;font-weight:700;color:var(--muted);margin-bottom:.15rem}.md{font-size:.9rem;line-height:1.5}.md p{margin:.3rem 0}.md table{border-collapse:collapse;margin:.4rem 0;width:100%}.md th,.md td{border:1px solid var(--line);padding:.35rem .5rem;text-align:left;vertical-align:top;font-size:.85rem}.md th{background:#ecfdf5}.md code{background:#00000010;padding:.05rem .25rem;border-radius:3px}.validation-summary{display:flex;align-items:center;gap:.4rem;margin:.25rem 0 .75rem;padding:.45rem .7rem;background:#eff6ff;border:1px solid #bfdbfe;border-radius:6px;font-size:.85rem;color:var(--ink)}.validation-summary-icon{font-size:1rem}.val-edited-count{color:#b45309}.val-flagged-count{color:var(--danger)}.validation{margin-top:.5rem;padding:.4rem .6rem;border-radius:6px;border:1px solid var(--line);font-size:.82rem}.validation-pass{background:#f0fdf4;border-color:#bbf7d0;border-left:3px solid var(--ok)}.validation-edited{background:#fffbeb;border-color:#fde68a;border-left:3px solid #d97706}.validation-flagged{background:#fef2f2;border-color:#fecaca;border-left:3px solid var(--danger)}.validation-head{display:flex;align-items:center;flex-wrap:wrap;gap:.4rem;width:100%;border:none;background:transparent;padding:0;font:inherit;text-align:left;cursor:pointer}.validation-head:hover{border:none}.validation-caret{display:inline-block;color:var(--muted);transition:transform .15s ease}.validation-caret.open{transform:rotate(90deg)}.validation-title{font-weight:600}.val-chip{font-size:.72rem;padding:.05rem .4rem;border-radius:999px;border:1px solid transparent}.val-chip.ok{background:#dcfce7;color:#047857}.val-chip.bad{background:#fee2e2;color:var(--danger)}.validation-assessment{margin-top:.4rem;display:flex;flex-direction:column;gap:.15rem}.val-row{display:flex;align-items:baseline;gap:.4rem}.val-row .val-label{display:inline-block;min-width:70px;font-size:.7rem;text-transform:uppercase;letter-spacing:.03em;font-weight:700;color:var(--muted)}.val-detail{font-size:.82rem}.val-mismatch{color:var(--danger)}.val-fixed{color:#047857}.val-reason{margin:0 0 .2rem 70px;font-size:.78rem;color:var(--muted);font-style:italic}.validation-changes{margin-top:.35rem;padding-top:.35rem;border-top:1px dashed #00000018}.validation-changes .val-label{display:inline-block;font-size:.7rem;text-transform:uppercase;letter-spacing:.03em;font-weight:700;color:var(--muted);margin-right:.35rem}.validation-skip{font-size:.82rem;color:#b45309}.topbar-filters{margin-left:auto;display:flex;align-items:center;gap:1rem}.chapter-picker{display:flex;align-items:center;gap:.5rem}.chapter-picker label{font-size:.78rem;text-transform:uppercase;letter-spacing:.03em;color:var(--muted);font-weight:700}.chapter-picker select{padding:.3rem .5rem;max-width:18rem}.field{margin:.9rem 0}.field>label{display:block;font-weight:600;margin-bottom:.25rem}.field input{width:100%;padding:.45rem .6rem}.json-box{width:100%;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.82rem;padding:.5rem}.json-status{font-weight:600}.json-status.ok{color:var(--ok)}.json-status.error{color:var(--danger)}.field-row{display:flex;gap:1rem}.field-row .field{flex:1}.field-row select{width:100%;padding:.45rem .6rem}.manage-chapters{padding:.6rem .2rem}.manage-filters{display:flex;gap:1.2rem;margin-bottom:.7rem}.manage-filters select{padding:.3rem .45rem}.manage-list{list-style:none;margin:0;padding:0}.manage-list>li{border-top:1px solid var(--line);padding:.45rem 0}.manage-row{display:flex;align-items:center;gap:.5rem}.manage-name{font-weight:600}.manage-row .spacer{flex:1}.chapter-editor{margin:.6rem 0 .4rem;padding:.7rem;background:var(--card, #fff);border:1px solid var(--line);border-radius:8px}.ok-msg{color:var(--ok);background:#f0fdf4;border:1px solid #bbf7d0;padding:.5rem .7rem;border-radius:6px}.stmt-check{display:flex;align-items:center;gap:.3rem;margin-top:.35rem;font-size:.78rem;color:var(--muted);white-space:nowrap}.stmt-check input{margin:0}.copy-btn{margin-left:auto;font-size:.72rem;padding:.15rem .5rem;background:var(--card);border:1px solid var(--line);border-radius:5px;cursor:pointer;color:var(--accent)}.copy-btn:hover{background:#f1f5ff}.case-stem .copy-btn{margin-left:.6rem;vertical-align:middle}.case-stem-head{display:flex;align-items:center;gap:.6rem;margin-bottom:.25rem}.intro{margin-top:-.4rem;margin-bottom:1.2rem}.stage-desc{color:var(--muted);font-size:.88rem;margin:-.2rem 0 .8rem 2.1rem}.stage.locked{opacity:.6}.locked-note{margin-left:2.1rem;font-style:italic}.start-mapping{margin-top:.8rem}.save-hint{margin:.6rem 0 .3rem}.scope-summary{display:flex;flex-wrap:wrap;align-items:center;gap:.4rem;margin-top:.8rem;padding:.6rem .8rem;background:#f0fdf4;border:1px solid #bbf7d0;border-radius:6px}.scope-summary-label{font-weight:600;color:#047857;margin-right:.3rem}.scope-summary-empty{margin-top:.8rem}.scope-tax{display:flex;flex-wrap:wrap;gap:.25rem;margin-top:.2rem}.tax-chip{font-size:.66rem;font-weight:600;letter-spacing:.02em;color:#3730a3;background:#eef2ff;border:1px solid #c7d2fe;border-radius:999px;padding:.02rem .4rem}.scope-summary-text{display:block;margin-top:.2rem;font-size:.78rem;line-height:1.35;color:var(--muted)}.scope-cell .scope-summary-text{font-size:.74rem}.scope-source-text{display:block;margin-top:.2rem;font-size:.74rem;line-height:1.35;color:var(--muted);font-style:italic}.custom-scopes{margin-top:1.25rem;padding-top:.9rem;border-top:1px dashed var(--line)}.custom-scopes-head{display:flex;align-items:center;justify-content:space-between;gap:1rem}.custom-scopes-head h4{margin:0}.scope-form{background:var(--bg-tint);border:1px solid var(--line);border-radius:8px;padding:.75rem 1rem;margin:.6rem 0}.scope-form .field{margin:.6rem 0}.scope-form .actions{display:flex;gap:.5rem;margin-top:.4rem}.tax-picker{display:flex;flex-wrap:wrap;gap:.4rem 1rem}.tax-option{display:flex;align-items:center;gap:.3rem;width:auto;font-size:.82rem;white-space:nowrap}.tax-option input{width:auto}.edited-badge{display:inline-block;margin-left:.4rem;font-size:.66rem;font-weight:700;letter-spacing:.02em;color:#92400e;background:#fef3c7;border:1px solid #fde68a;border-radius:999px;padding:.02rem .4rem;vertical-align:middle}.example-row{display:flex;align-items:flex-start;gap:.4rem;margin-bottom:.4rem}.example-row select{width:auto;flex:0 0 auto}.example-row input,.example-row textarea{flex:1 1 auto}.example-row .danger.small{flex:0 0 auto}.tax-warning-row td{padding:0 .5rem .4rem;background:#fffbeb;border-bottom:1px solid #fde68a}.tax-warning{display:inline-flex;align-items:center;gap:.3rem;color:#92400e;font-size:.78rem;background:#fef3c7;border:1px solid #fbbf24;border-radius:4px;padding:.15rem .5rem}.example-add{display:flex;gap:.5rem;margin-top:.2rem}.variant-wrap{margin-bottom:.5rem}.orig-collapse{border:1px solid var(--line);border-radius:8px;background:#fbfcfe}.orig-toggle{display:flex;align-items:center;gap:.4rem;width:100%;border:none;background:transparent;padding:.5rem .75rem;font:inherit;font-weight:600;color:var(--muted);cursor:pointer;text-align:left}.orig-toggle:hover{color:var(--accent)}.orig-body{padding:0 .75rem .5rem}.variant-controls{margin:.4rem 0 .9rem;padding-top:.5rem;border-top:1px dashed var(--line)}.variant-buttons{display:flex;gap:.5rem}button.ghost{background:transparent;color:var(--muted);font-size:.85rem;padding:.25rem .6rem}button.ghost:hover{color:var(--accent)}.variant-panel{display:flex;flex-direction:column;gap:.5rem;margin-top:.5rem;padding:.6rem;border:1px solid var(--line);border-radius:6px;background:var(--card)}.variant-panel textarea{width:100%;font:inherit;padding:.4rem;border:1px solid var(--line);border-radius:6px;resize:vertical}.variant-panel .variant-count input{width:4rem;font:inherit;padding:.25rem .4rem;border:1px solid var(--line);border-radius:6px}.variant-result{margin-top:.6rem;padding-left:.75rem;border-left:3px solid var(--accent)}.variant-result-head{font-size:.85rem;font-weight:600;color:var(--accent);margin-bottom:.3rem}.yt-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.5rem}.yt-link{display:flex;gap:.6rem;align-items:flex-start;text-decoration:none;color:inherit;padding:.35rem;border-radius:6px}.yt-link:hover{background:var(--line)}.yt-thumb-wrap{position:relative;flex:0 0 auto;display:block;line-height:0}.yt-thumb{width:120px;flex:0 0 auto;border-radius:4px;display:block}.yt-duration{position:absolute;right:4px;bottom:4px;padding:0 4px;border-radius:3px;background:#000c;color:#fff;font-size:.72rem;font-weight:600;line-height:1.4}.yt-meta{display:flex;flex-direction:column;gap:.15rem;min-width:0}.yt-title{font-size:.88rem;font-weight:600;line-height:1.25}.yt-channel{font-size:.8rem}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1.5rem;background:radial-gradient(circle at 20% 20%,#ece9fb 0,transparent 55%),radial-gradient(circle at 85% 80%,#e7f6ee 0,transparent 50%),var(--bg)}.login-card{width:360px;max-width:100%;display:flex;flex-direction:column;gap:.8rem;padding:2.25rem 2rem;background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}.login-brand{display:flex;flex-direction:column;align-items:center;text-align:center;gap:.35rem;margin-bottom:.6rem}.login-brand .brand svg{filter:drop-shadow(0 6px 14px rgba(91,83,214,.3))}.login-card h1{margin:.4rem 0 0;font-size:1.5rem;font-weight:800;letter-spacing:-.02em}.login-tagline{margin:0;font-size:.9rem}.login-card input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.login-card .primary{margin-top:.4rem;padding:.6rem;font-weight:700;border-radius:8px}.login-card label{display:flex;flex-direction:column;gap:.25rem;font-size:.85rem;color:var(--muted)}.login-card input{font:inherit;padding:.45rem;border:1px solid var(--line);border-radius:6px}.login-switch{text-align:center;font-size:.85rem}button.linklike{background:none;border:none;color:var(--accent);padding:0;cursor:pointer;font:inherit}.app-body{display:flex;align-items:flex-start}.app-body main{flex:1;min-width:0}.history-sidebar{width:260px;flex-shrink:0;border-right:1px solid var(--line);background:var(--card);height:calc(100vh - 70px);position:sticky;top:70px;display:flex;flex-direction:column;padding:.6rem;gap:.5rem}.history-sidebar.collapsed{width:44px;align-items:center}.history-head{display:flex;align-items:center;justify-content:space-between;font-weight:600;font-size:.9rem}.history-new{text-align:left;font-weight:600}.history-list{display:flex;flex-direction:column;gap:.25rem;overflow-y:auto;flex:1 1 auto;min-height:0}.sidebar-account{margin-top:auto;display:flex;align-items:center;gap:.4rem;padding-top:.5rem;border-top:1px solid var(--line)}.account-chip{flex:1;min-width:0;display:flex;align-items:center;gap:.5rem;padding:.4rem .5rem;border:none;background:none;border-radius:8px;cursor:pointer;text-align:left}.account-chip:hover{background:var(--accent-soft)}.account-avatar,.account-avatar-img{border-radius:50%;flex-shrink:0}.account-avatar{display:inline-flex;align-items:center;justify-content:center;background:var(--accent-soft);color:var(--accent-ink);font-weight:700;font-size:.72rem}.account-avatar-img{object-fit:cover;border:1px solid var(--line)}.account-meta{display:flex;flex-direction:column;min-width:0;line-height:1.15}.account-name{font-weight:600;font-size:.85rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.account-sub{font-size:.7rem;color:var(--muted)}.account-logout{flex-shrink:0;border:1px solid var(--line);background:var(--card);border-radius:8px;padding:.25rem .45rem;cursor:pointer;color:var(--muted);font-size:.95rem;line-height:1}.account-logout:hover{color:#b3261e;border-color:#b3261e}.collapsed-account{margin-top:auto;display:flex;flex-direction:column;align-items:center;gap:.4rem}.account-chip-mini{border:none;background:none;padding:0;cursor:pointer;border-radius:50%}.history-empty{text-align:center;padding:1.5rem .5rem;font-size:.85rem}.history-empty p{margin:.2rem 0}.history-empty-emoji{font-size:1.6rem;margin-bottom:.3rem;opacity:.85}.history-skeleton{height:2rem;border-radius:6px;margin:.1rem 0}.history-item{display:flex;align-items:center;justify-content:space-between;gap:.4rem;width:100%;text-align:left;border:1px solid transparent;background:transparent;border-radius:6px;padding:.4rem .5rem;font-size:.82rem;cursor:pointer}.history-item:hover{background:var(--accent-soft);border-color:var(--line)}.history-item.kind-regen .history-label,.history-item.kind-duplicate .history-label{color:var(--accent)}.history-item.active{background:var(--accent-soft);border-color:var(--accent);position:relative}.history-item.active:before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:3px;background:var(--accent)}.history-item.active .history-label{font-weight:600}.history-label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.history-actions{display:inline-flex;align-items:center;gap:.35rem;flex-shrink:0}.history-del,.history-rename{opacity:0;color:var(--muted);flex-shrink:0}.history-item:hover .history-del,.history-item:hover .history-rename{opacity:1}.history-del:hover{color:var(--danger)}.history-rename:hover{color:var(--accent)}.history-rename-input{width:100%;font-size:.82rem;padding:.2rem .35rem;border:1px solid var(--accent);border-radius:6px;background:var(--card);color:var(--ink)}.history-item.editing{padding:.3rem .4rem}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000059;display:flex;align-items:center;justify-content:center;z-index:100}.modal-card{background:var(--card);border-radius:10px;padding:1.2rem 1.4rem;max-width:380px;box-shadow:0 10px 30px #0003}.modal-title{margin:0 0 1rem;font-weight:600}.modal-actions{display:flex;justify-content:flex-end;gap:.5rem}.admin-row{cursor:pointer}.admin-row:hover td{background:var(--accent-soft)}.admin-user-cell{display:flex;align-items:center;gap:.55rem}.admin-detail-head{display:flex;align-items:center;gap:.9rem;margin:1rem 0 1.2rem}.admin-detail-name{margin:0 0 .15rem}.admin-record-modal{max-width:min(860px,92vw);width:100%}.admin-record-body{max-height:64vh;overflow:auto;margin:.4rem 0 .8rem}.ar-preamble{font-style:italic;color:var(--muted)}.core-skill-mode{--accent: #0f9488;--accent-ink: #0c7a6e;--accent-soft: #e3f5f1}.qc-head{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}.mode-toggle{display:inline-flex;border:1px solid var(--line);border-radius:999px;padding:3px;background:var(--card);box-shadow:var(--shadow-sm)}.mode-toggle button{border:none;background:transparent;border-radius:999px;padding:.35rem 1rem;font-weight:600;font-size:.9rem;color:var(--muted);cursor:pointer}.mode-toggle button:hover{background:transparent;color:var(--accent)}.mode-toggle button.active{background:var(--accent);color:#fff}.mode-toggle button.active:hover{background:var(--accent-ink);color:#fff}.auto-desc-toggle{display:inline-flex;align-items:center;gap:.5rem;cursor:pointer;-webkit-user-select:none;user-select:none;font-weight:600;font-size:.9rem;color:var(--muted)}.auto-desc-toggle input{position:absolute;opacity:0;width:0;height:0}.auto-desc-toggle .switch{position:relative;width:38px;height:22px;border-radius:999px;background:var(--line);transition:background .15s ease;flex-shrink:0}.auto-desc-toggle .switch:before{content:"";position:absolute;top:2px;left:2px;width:18px;height:18px;border-radius:50%;background:#fff;box-shadow:var(--shadow-sm);transition:transform .15s ease}.auto-desc-toggle.on .switch{background:var(--accent)}.auto-desc-toggle.on .switch:before{transform:translate(16px)}.auto-desc-toggle.on .auto-desc-label{color:var(--ink)}.profile-page h3{margin:0 0 .75rem}.profile-section{margin-top:1.75rem}.profile-header{display:flex;gap:1.25rem;align-items:flex-start;padding:1.25rem;border:1px solid var(--line);border-radius:12px;background:var(--card)}.avatar-button{position:relative;padding:0;border:none;background:none;cursor:default;border-radius:50%}.avatar-img,.avatar-fallback{border-radius:50%;object-fit:cover;display:flex;align-items:center;justify-content:center;font-weight:700}.avatar-img{border:2px solid var(--accent-soft)}.avatar-fallback{background:var(--accent-soft);color:var(--accent-ink)}.avatar-edit-hint{position:absolute;bottom:0;left:0;right:0;font-size:.65rem;text-align:center;background:#0000008c;color:#fff;border-radius:0 0 999px 999px;padding:2px 0;cursor:pointer}.profile-id{flex:1;min-width:0}.profile-name{margin:0}.profile-name-input{font-size:1.4rem;font-weight:700;padding:.2rem .4rem;width:100%;max-width:20rem}.profile-sub{display:flex;align-items:center;gap:.5rem;margin:.25rem 0 .6rem}.level-chip{background:var(--accent);color:#fff;font-size:.72rem;font-weight:700;padding:.12rem .5rem;border-radius:999px}.xp-bar{position:relative;height:20px;background:var(--bg-tint);border:1px solid var(--line);border-radius:999px;overflow:hidden;max-width:26rem}.xp-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-ink));transition:width .4s ease}.xp-text{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;font-size:.68rem;font-weight:600;color:var(--ink, #2b2740);mix-blend-mode:luminosity}.profile-bio{margin:.6rem 0 0}.profile-bio-input{width:100%;max-width:30rem;margin-top:.6rem;padding:.4rem .5rem}.profile-actions{margin-top:.75rem;display:flex;gap:.5rem}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:.75rem;margin-top:1.25rem}.stat-card{border:1px solid var(--line);border-radius:10px;background:var(--card);padding:.9rem 1rem;text-align:center}.stat-value{font-size:1.7rem;font-weight:800;color:var(--accent-ink)}.stat-label{font-size:.8rem;color:var(--muted);margin-top:.15rem}.stat-hint{margin-top:.15rem}.heatmap{overflow-x:auto;padding-bottom:.4rem}.heatmap-months{display:flex;gap:3px;margin-bottom:3px;padding-left:0}.heatmap-month-col{width:13px;font-size:.6rem;color:var(--muted);flex:0 0 13px}.heatmap-grid{display:flex;gap:3px}.heatmap-week{display:flex;flex-direction:column;gap:3px}.heatmap-cell{width:10px;height:10px;border-radius:2px;background:var(--bg-tint)}.heatmap-cell.lv0{background:var(--bg-tint)}.heatmap-cell.lv1{background:#c7c3f0}.heatmap-cell.lv2{background:#9a93e4}.heatmap-cell.lv3{background:#6f66d8}.heatmap-cell.lv4{background:var(--accent-ink)}.heatmap-legend{display:flex;align-items:center;gap:4px;margin-top:.5rem}.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:.5rem;margin-bottom:.75rem}.section-head h3{margin:0}.badge-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:1rem}.badge{display:flex;flex-direction:column;align-items:center;text-align:center;gap:.4rem;border:1px solid var(--line);border-radius:14px;background:var(--card);padding:1.1rem .9rem 1rem}.badge.unlocked{border-color:var(--accent-soft);box-shadow:0 6px 18px #28235014}.badge-icon{width:92px;height:92px;border-radius:16px;display:flex;align-items:center;justify-content:center;background:#e9e6dd;margin-bottom:.25rem}.badge-emoji{font-size:2.9rem;line-height:1}.badge.locked .badge-icon{filter:grayscale(1);opacity:.55}.badge-name{font-weight:800;font-size:.95rem}.badge.locked .badge-name{color:var(--muted)}.badge-desc{font-size:.76rem;color:var(--muted);min-height:2.3em}.badge-status{margin-top:.15rem}.badge-earned{color:#1a7f4b;font-weight:700;font-size:.8rem}.badge-count{color:var(--muted);font-weight:700;font-size:.85rem}.badge-progress{width:100%;height:6px;background:var(--bg-tint);border-radius:999px;overflow:hidden;margin-top:.15rem}.badge-progress-fill{height:100%;background:var(--accent)}.leaderboard{border:1px solid var(--line);border-radius:10px;background:var(--card);overflow:hidden}.lb-row{display:flex;align-items:center;gap:.75rem;padding:.55rem .9rem;border-bottom:1px solid var(--line)}.lb-row:last-child{border-bottom:none}.lb-row.me{background:var(--accent-soft)}.lb-rank{width:1.8rem;text-align:center;font-weight:700;color:var(--muted)}.lb-name{flex:1;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.lb-you{color:var(--accent);font-weight:700}.lb-count{font-weight:800;color:var(--accent-ink);min-width:2.5rem;text-align:right}.pill.merged{background:#e9f0ff;color:#3056b5;border-color:#cdd9f7;font-weight:600}.scope-merged-badge{display:flex;align-items:center;gap:.4rem;margin:.2rem 0}.merge-scopes,.merge-inline-body{padding:.5rem 0}.merge-pick{display:flex;flex-direction:column;gap:.25rem;max-height:16rem;overflow-y:auto;border:1px solid var(--line);border-radius:var(--radius);padding:.5rem .75rem;margin:.5rem 0;background:var(--card)}.merge-pick-row{display:flex;align-items:center;gap:.5rem}.merge-pick-id{font-family:var(--font-mono);font-size:.8rem}.merge-preview,.merged-scope-view{border:1px solid var(--line);border-radius:var(--radius);padding:.75rem 1rem;margin-top:.5rem;background:var(--card)}.merge-inline{margin-top:.75rem;border-top:1px dashed var(--line);padding-top:.5rem}.merge-toggle{background:none;border:none;color:var(--accent);cursor:pointer;font-weight:600;padding:.25rem 0}.merge-sources{margin:.5rem 0}.merge-source{padding:.15rem 0}.merge-arrow{color:var(--muted);font-size:.85rem;margin:.3rem 0}.exemplar-actions{display:flex;align-items:center;gap:.5rem;margin-top:.5rem;flex-wrap:wrap}.exemplar-move{display:inline-flex;align-items:center;gap:.35rem}.exemplar-edit .field-label,.field-label{display:block;font-size:.78rem;color:var(--muted);margin:.4rem 0 .15rem}.merge-builder{display:flex;flex-direction:column;gap:.75rem}.merge-group{border:1px solid var(--line);border-radius:var(--radius);padding:.75rem 1rem;background:var(--card)}.merge-group-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:.5rem}.merge-count select{margin:0 .25rem}.merge-selects{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:.5rem}.merge-selects select{min-width:14rem;flex:1 1 14rem}.link-btn{background:none;border:none;color:var(--accent);cursor:pointer;font-weight:600;padding:.2rem 0}.link-btn:hover{color:var(--accent-ink);text-decoration:underline}.marks-section-panel{max-width:28rem}.marks-section-table td,.marks-section-table th{padding:.3rem .6rem}.marks-section-total td{border-top:2px solid var(--line)}.format-select{display:block;margin-top:.3rem;max-width:16rem;font-size:.8rem}.format-select.unset{border-color:var(--danger);color:var(--danger)}