:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:#111827;--bg:#f9fafb;--surface:#fff;--border:#e5e7eb;--border-strong:#d1d5db;--text:#111827;--muted:#6b7280;--accent:#0f766e;--accent-soft:#f0fdf4;--accent-strong:#0b5d56;--warning:#b45309;--warning-soft:#fffbeb;--danger:#b91c1c;--danger-soft:#fef2f2;--neutral-soft:#f3f4f6;font-family:-apple-system,Segoe UI,Inter,sans-serif;font-weight:400;line-height:1.5}*{box-sizing:border-box;outline:none}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}html,body,#root{min-height:100%}body{background:var(--bg);color:var(--text);margin:0}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{border:1px solid var(--border-strong);background:var(--surface);color:var(--text);cursor:pointer;border-radius:6px;padding:.45rem .85rem;font-size:.875rem;font-weight:500;transition:background .12s}button:hover:not(:disabled){background:var(--neutral-soft)}button:disabled{cursor:not-allowed;opacity:.5}.primary-button{background:var(--accent);color:#fff;border-color:var(--accent-strong)}.primary-button:hover:not(:disabled){background:var(--accent-strong)}a.secondary-button,a.primary-button{border:1px solid var(--border-strong);cursor:pointer;border-radius:6px;align-items:center;padding:.45rem .85rem;font-size:.875rem;font-weight:500;text-decoration:none;transition:background .12s;display:inline-flex}.secondary-button{background:var(--surface);color:var(--text);border-color:var(--border-strong)}.secondary-button:hover:not(:disabled){background:var(--neutral-soft)}.danger-button{background:var(--danger);color:#fff;border-color:var(--danger)}.danger-button:hover:not(:disabled){background:#991b1b}input,select,textarea{border:1px solid var(--border-strong);background:var(--surface);width:100%;color:var(--text);border-radius:6px;padding:.45rem .65rem;font-size:.875rem}input::file-selector-button{border:1px solid var(--border-strong);background:var(--neutral-soft);color:var(--text);cursor:pointer;border-radius:4px;margin-right:.75rem;padding:.3rem .6rem;font-weight:500}textarea{resize:vertical;min-height:60px}.auto-resize-textarea{min-height:unset;resize:none;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.5;transition:border-color .15s;overflow-y:hidden}.auto-resize-textarea:focus{border-color:var(--primary,#2563eb);outline:none;box-shadow:0 0 0 2px #2563eb26}.option-row .auto-resize-textarea{min-height:unset;padding:.3rem .5rem;font-size:.875rem}label{color:var(--text);gap:.3rem;font-size:.875rem;font-weight:500;display:grid}h1,h2,h3,h4,p,ul{margin:0}ul{padding-left:1.1rem}.workspace-shell{width:min(1440px,100vw - 32px);margin:0 auto;padding:20px 0 40px}.workspace-shell,.workspace-shell *{min-width:0}.workspace-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:1rem;margin-bottom:1.25rem;padding:.6rem 0;display:flex}.workspace-header h1{color:var(--text);letter-spacing:-.01em;font-size:1.5rem;font-weight:700}.workspace-header-actions{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:.5rem;display:flex}.workspace-selection{border:1px solid var(--border);background:var(--surface);overflow-wrap:anywhere;border-radius:6px;gap:.1rem;min-width:180px;padding:.5rem .75rem;display:grid}.workspace-selection-label,.workspace-selection-meta,.panel-note,.subtle-copy,.selected-file,.empty-state,.summary-card span,.spreadsheet-preview-meta,.publish-readiness ul,.compact-list,.preview-block{color:var(--muted)}.workspace-selection-label{text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-size:.7rem;font-weight:600}.workspace-selection-meta{font-size:.85rem}.eyebrow,.section-eyebrow{color:var(--muted);letter-spacing:.06em;text-transform:uppercase;font-size:.72rem;font-weight:600}.view-switcher{border-bottom:1px solid var(--border);gap:0;margin:0 0 16px;display:inline-flex}.view-switcher-button{color:var(--muted);background:0 0;border:none;border-bottom:2px solid #0000;border-radius:0;margin-bottom:-1px;padding:.5rem 1rem;font-size:.875rem;font-weight:400}.view-switcher-button:hover:not(:disabled){color:var(--text);background:0 0}.view-switcher-button--active{color:var(--text);border-bottom-color:var(--text);background:0 0;font-weight:600}.view-body{animation:.14s view-enter}@keyframes view-enter{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.message{border:1px solid #0000;border-radius:6px;margin:0 0 12px;padding:.7rem .9rem;font-size:.875rem}.message.success{background:var(--accent-soft);color:#166534;border-color:#bbf7d0}.message.error{background:var(--danger-soft);color:#991b1b;border-color:#fecaca}.page-shell{gap:1rem;display:grid}.tests-screen,.tests-main-stack{gap:.75rem;display:grid}.page-lede{justify-content:space-between;align-items:center;gap:1rem;margin-bottom:.5rem;padding:.1rem 0;display:flex}.page-lede h2{letter-spacing:-.02em;font-size:1.25rem;font-weight:700}.two-column-layout{grid-template-columns:minmax(300px,380px) minmax(0,1fr);align-items:start;gap:1rem;display:grid}.two-column-layout--wide-right{grid-template-columns:minmax(300px,420px) minmax(0,1fr)}.review-layout{grid-template-columns:minmax(240px,280px) minmax(0,1fr);align-items:start;gap:.75rem;display:grid}.review-rail,.review-main,.stack{gap:.75rem;display:grid}.review-main-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start;gap:.75rem;display:grid}.review-toolbar,.review-toolbar-actions{justify-content:space-between;align-items:flex-end;gap:.75rem;display:flex}.review-toolbar{flex-wrap:wrap}.review-toolbar-copy{gap:.15rem;max-width:480px;display:grid}.review-toolbar-field{min-width:min(100%,320px)}.two-column-layout>*,.review-layout>*,.review-main-grid>*,.workspace-header>*,.panel-header>*{min-width:0}.panel,.detail-section,.list-item,.question-list-item,.row-card,.publish-readiness{border:1px solid var(--border);background:var(--surface);border-radius:8px}.panel,.publish-readiness{padding:1rem}.library-panel{padding:.9rem}.library-strip{scroll-snap-type:x proximity;grid-auto-columns:minmax(220px,260px);grid-auto-flow:column;gap:.65rem;padding-bottom:.2rem;display:grid;overflow-x:auto}.library-card{scroll-snap-align:start;border:1px solid var(--border);cursor:pointer;background:linear-gradient(#fff 0%,#f8fafc 100%);border-radius:10px;gap:.45rem;min-height:132px;padding:.85rem .9rem;transition:border-color .14s,transform .14s,box-shadow .14s;display:grid}.library-card:hover{border-color:var(--border-strong);transform:translateY(-1px);box-shadow:0 10px 24px #0f172a0f}.library-card--active{border-color:var(--accent);background:linear-gradient(#f7fffd 0%,#edf8f6 100%);box-shadow:inset 0 0 0 1px #0f766e1f}.library-card-top{justify-content:space-between;align-items:flex-start;gap:.5rem;display:flex}.library-card-title{font-size:.94rem;line-height:1.3}.library-card-meta{color:var(--muted);font-size:.78rem}.panel--soft{background:var(--neutral-soft)}.route-advisor{margin-bottom:.75rem}.panel-header{justify-content:space-between;align-items:flex-start;gap:.75rem;margin-bottom:.75rem;display:flex}.panel-link{color:var(--accent-strong);font-weight:500}.panel-link:hover{text-decoration:underline}.summary-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:.5rem;display:grid}.summary-card{background:var(--neutral-soft);border:1px solid var(--border);border-radius:6px;gap:.15rem;padding:1.1rem 1.2rem;display:grid}.summary-card strong{font-size:1rem}.form-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:.75rem;display:grid}.form-grid--compact{margin-bottom:.75rem}.span-two-columns{grid-column:1/-1}.file-field input[type=file]{min-height:40px}.form-actions,.inline-action-row,.row-actions,.inline-link-row,.editor-actions,.action-stack{flex-wrap:wrap;align-items:center;gap:.5rem;display:flex}.form-actions{justify-content:space-between;margin-top:.75rem}.inline-field{min-width:180px}.selected-file{font-size:.875rem}.list-item,.question-list-item,.row-card{text-align:left;background:var(--surface);width:100%;color:var(--text);box-shadow:none;border-radius:6px;padding:.75rem;overflow:hidden}.list-item:hover:not(:disabled),.question-list-item:hover:not(:disabled){background:var(--neutral-soft)}.list-item--active,.question-list-item--active{border-color:var(--accent);background:var(--accent-soft)}.list-item-top,.question-list-item-top,.detail-card-header,.publish-readiness-header,.options-header{justify-content:space-between;align-items:flex-start;gap:.5rem;display:flex}.question-list{gap:.4rem;max-height:calc(100vh - 280px);padding-right:.1rem;display:grid;overflow:auto}.question-list-item{padding:.85rem}.confidence-indicator{cursor:pointer;align-items:center;display:inline-flex;position:relative}.confidence-ring{flex-shrink:0;display:block}.confidence-indicator:hover .confidence-ring{background:var(--neutral-soft);border-radius:50%}.confidence-warning{margin-left:2px;font-size:12px;line-height:1}.confidence-popover{z-index:1000;background:var(--surface);border:1px solid var(--border);pointer-events:auto;border-radius:8px;min-width:220px;max-width:320px;padding:.65rem .8rem;font-size:.82rem;line-height:1.45;position:fixed;box-shadow:0 8px 24px #00000024}.confidence-popover-header{align-items:baseline;gap:.4rem;margin-bottom:.45rem;display:flex}.confidence-popover-pct{font-size:1.1rem;font-weight:700}.confidence-popover-label{color:var(--muted);font-size:.78rem}.confidence-popover-issues{border-top:1px solid var(--border);gap:.35rem;padding-top:.45rem;display:grid}.confidence-popover-issue{align-items:flex-start;gap:.4rem;display:flex}.confidence-popover-issue .status-pill{flex-shrink:0;font-size:.7rem}.confidence-popover-explanation{color:var(--text);margin:0;padding:0 0 0 1.1rem;font-size:.78rem;line-height:1.5}.confidence-popover-explanation li{margin-bottom:.15rem}.confidence-popover-section-label{color:var(--muted);text-transform:uppercase;letter-spacing:.03em;margin-bottom:.2rem;font-size:.72rem;font-weight:600}.confidence-popover-clear{color:var(--muted);margin:0;font-size:.78rem}.editor-panel--focused{border-color:var(--accent)}.editor-panel{gap:.75rem;display:grid}.question-quality-panel{border:1px solid var(--border);background:linear-gradient(#fcfffe 0%,#f7faf9 100%);border-radius:8px;gap:.65rem;padding:.9rem 1rem;display:grid}.question-quality-header,.question-quality-item-top{justify-content:space-between;align-items:flex-start;gap:.75rem;display:flex}.question-quality-header h4{font-size:.98rem;font-weight:600}.question-quality-list{gap:.55rem;display:grid}.question-quality-item{border:1px solid var(--border);background:var(--surface);border-radius:6px;gap:.45rem;padding:.75rem .8rem;display:grid}.question-quality-item p{font-size:.875rem;line-height:1.45}.qti-preview-card,.qti-preview-section,.qti-preview-inline-groups{gap:.75rem;display:grid}.qti-preview-copy{white-space:pre-wrap;font-size:.9rem;line-height:1.6}.qti-preview-copy--prompt{font-size:.98rem;font-weight:500}.qti-preview-copy--rich,.qti-preview-choice-content--rich{white-space:normal}.qti-preview-copy--rich>:first-child,.qti-preview-choice-content--rich>:first-child{margin-top:0}.qti-preview-copy--rich>:last-child,.qti-preview-choice-content--rich>:last-child{margin-bottom:0}.qti-preview-copy--rich p,.qti-preview-choice-content--rich p,.qti-preview-copy--rich ul,.qti-preview-choice-content--rich ul,.qti-preview-copy--rich ol,.qti-preview-choice-content--rich ol{margin:0 0 .65rem}.qti-preview-copy--rich table,.qti-preview-choice-content--rich table{border-collapse:collapse;max-width:100%}.qti-preview-copy--rich th,.qti-preview-copy--rich td,.qti-preview-choice-content--rich th,.qti-preview-choice-content--rich td{border:1px solid var(--border);text-align:left;vertical-align:top;padding:.45rem .55rem}.qti-preview-copy--rich svg,.qti-preview-copy--rich img,.qti-preview-choice-content--rich svg,.qti-preview-choice-content--rich img{max-width:min(100%,420px);height:auto;display:block}.qti-preview-image{border:1px solid var(--border);background:#fff;border-radius:6px}.qti-preview-blank{border-bottom:2px solid var(--border-strong);vertical-align:middle;width:2.4rem;height:1.25rem;margin:0 .15rem;display:inline-flex}.qti-preview-audio{width:100%;margin:.4rem 0;display:block}.qti-preview-math-fallback{font-family:SFMono-Regular,Consolas,Liberation Mono,monospace;font-size:.92em}.katex-error{color:inherit}.qti-preview-gapmatch{flex-direction:column;gap:.75rem;display:flex}.qti-preview-drag-bank{background:var(--surface-raised,#f8fafc);border:1px dashed var(--border,#e2e8f0);border-radius:8px;flex-wrap:wrap;gap:.4rem;padding:.6rem;display:flex}.qti-preview-drag-pill{background:var(--accent-surface,#eff6ff);border:1px solid var(--accent-border,#bfdbfe);color:var(--accent-strong,#1d4ed8);cursor:default;border-radius:6px;padding:.3rem .7rem;font-size:.85rem;font-weight:500;display:inline-flex}.qti-preview-gap-body{font-size:.92rem;line-height:1.8}.qti-preview-drop-zone{border:2px dashed var(--accent-border,#bfdbfe);background:var(--accent-surface,#eff6ff);vertical-align:middle;border-radius:4px;width:5rem;height:1.6rem;margin:0 .2rem;display:inline-flex}.qti-preview-hottext{font-size:.92rem;line-height:1.8}.qti-preview-hottext-span{cursor:default;background:#fef9c3;border:1px solid #fbbf24;border-radius:3px;padding:.1rem .35rem}.qti-preview-order-list{counter-reset:order-counter;flex-direction:column;gap:.35rem;padding:0;list-style:none;display:flex}.qti-preview-order-list li{counter-increment:order-counter;background:var(--surface,#fff);border:1px solid var(--border,#e2e8f0);border-radius:6px;align-items:center;gap:.5rem;padding:.45rem .65rem;font-size:.88rem;display:flex}.qti-preview-order-list li:before{content:counter(order-counter);background:var(--surface-raised,#f1f5f9);width:1.4rem;height:1.4rem;color:var(--muted);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:.75rem;font-weight:700;display:flex}.qti-preview-match{font-size:.88rem}.qti-preview-choice-list{gap:.55rem;display:grid}.qti-preview-choice{border:1px solid var(--border);background:var(--surface);border-radius:8px;grid-template-columns:auto minmax(0,1fr) auto;align-items:start;gap:.65rem;padding:.75rem .85rem;display:grid}.qti-preview-choice--correct{background:#f0fdf4;border-color:#86efac}.qti-preview-choice-label{color:var(--muted);font-size:.82rem;font-weight:700}.qti-preview-choice-content{white-space:pre-wrap;line-height:1.5}.qti-preview-choice-badge{color:#166534;background:#dcfce7;border:1px solid #86efac;border-radius:999px;align-items:center;padding:.18rem .45rem;font-size:.72rem;font-weight:700;display:inline-flex}.qti-preview-inline-group{border:1px solid var(--border);background:var(--neutral-soft);border-radius:8px;gap:.5rem;padding:.8rem;display:grid}.source-panel{gap:.75rem;display:grid;position:sticky;top:20px}.detail-card,.detail-section{overflow:hidden}.detail-card{border:1px solid var(--border);background:var(--surface);overflow-wrap:anywhere;border-radius:6px;padding:.75rem}.detail-card-stack{gap:.6rem;display:grid}.detail-section summary{cursor:pointer;padding:.75rem 1rem;font-size:.875rem;font-weight:600;list-style:none}.detail-section summary::-webkit-details-marker{display:none}.detail-section summary:after{content:"+";float:right;color:var(--muted)}.detail-section[open] summary:after{content:"−"}.detail-section-body{padding:0 1rem 1rem}.detail-section-body--stack{gap:.75rem;display:grid}.publish-readiness--success{border-color:#86efac}.publish-readiness--warning{border-color:#fcd34d}.publish-readiness--danger{border-color:#fca5a5}.publish-readiness--neutral{border-color:var(--border)}.compact-list{gap:.4rem;display:grid}.status-pill,.metadata-chip{white-space:nowrap;border-radius:4px;align-items:center;gap:.3rem;padding:.25rem .55rem;font-size:.78rem;font-weight:600;display:inline-flex}.status-pill--neutral,.metadata-chip{background:var(--neutral-soft);color:#374151;border:1px solid var(--border)}.status-pill--success{background:var(--accent-soft);color:#166534;border:1px solid #bbf7d0}.status-pill--warning{background:var(--warning-soft);color:var(--warning);border:1px solid #fde68a}.status-pill--danger{background:var(--danger-soft);color:var(--danger);border:1px solid #fecaca}.metadata-chip-row{flex-wrap:wrap;gap:.4rem;display:flex}.options-list{gap:.5rem;display:grid}.options-header h4{font-size:.875rem;font-weight:600}.option-row{border:1px solid var(--border);background:var(--surface);border-radius:6px;align-items:flex-start;gap:.5rem;padding:.6rem .75rem;display:flex}.option-row .option-label{padding-top:.35rem}.option-row .correct-toggle{padding-top:.3rem}.option-label{color:var(--text);font-size:.875rem;font-weight:700}.drag-handle{color:var(--text-secondary);cursor:grab;-webkit-user-select:none;user-select:none;font-size:.9rem}.classification-item,.drag-drop-item{border-left:3px solid var(--primary,#2563eb)}.classification-badge{color:var(--success,#16a34a);font-weight:700}.classification-column{flex-direction:column;gap:.4rem;display:flex}.classification-column-header{background:var(--neutral-soft,#f3f4f6);text-align:center;border:1px solid var(--border);border-radius:6px;padding:.5rem .75rem;font-size:.85rem;font-weight:700}.fill-blank-item{border-left:3px solid var(--warning,#d97706)}.correct-toggle{white-space:nowrap;color:var(--muted);align-items:center;gap:.35rem;font-size:.8rem;font-weight:500;display:inline-flex}.correct-toggle input{width:auto}.source-preview-frame{border:1px solid var(--border);background:#fff;border-radius:6px;width:100%;min-height:700px}.source-preview-image{border:1px solid var(--border);cursor:zoom-in;background:#fff;border-radius:6px;width:100%;max-width:none;display:block}.workspace-selection strong,.list-item strong,.question-list-item strong,.detail-card strong,.summary-card strong,.panel-link,.selected-file,.compact-list li,.preview-block,.panel h3,.panel h4,.panel p,.row-card p,.row-card strong{overflow-wrap:anywhere}.inline-action-row>*,.row-actions>*,.editor-actions>*,.workspace-header-actions>*{min-width:0;max-width:100%}.inline-action-row select,.inline-action-row input,.row-actions select,.row-actions input{flex:200px}.inline-action-row button,.row-actions button,.editor-actions button{flex:0 auto}.spreadsheet-preview{gap:.6rem;display:grid}.spreadsheet-preview-table-wrapper{border:1px solid var(--border);background:var(--surface);border-radius:6px;overflow:auto}.spreadsheet-preview-table{border-collapse:collapse;width:100%;min-width:580px;font-size:.875rem}.spreadsheet-preview-table th,.spreadsheet-preview-table td{border-bottom:1px solid var(--border);text-align:left;vertical-align:top;padding:.55rem .75rem}.spreadsheet-preview-table thead th{background:var(--neutral-soft);z-index:1;font-weight:600;position:sticky;top:0}.spreadsheet-row--highlighted{background:var(--accent-soft)}.preview-block{border:1px solid var(--border);background:var(--neutral-soft);white-space:pre-wrap;border-radius:6px;margin-top:.6rem;padding:.75rem;font-size:.82rem;overflow-x:auto}.empty-state{text-align:center}.empty-state.large{border:1px dashed var(--border-strong);background:var(--neutral-soft);color:var(--muted);border-radius:6px;padding:2rem 1rem}.question-image-preview{margin-top:.5rem}.delete-button{color:var(--muted);cursor:pointer;opacity:.5;background:0 0;border:none;padding:0 .2rem;font-size:1rem;line-height:1}.delete-button:hover{opacity:1;color:var(--danger)}.image-preview-header{justify-content:space-between;align-items:center;margin-bottom:.4rem;display:flex}.crop-editor-overlay{z-index:1000;background:#0000008c;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.crop-editor-modal{background:var(--surface);border-radius:8px;flex-direction:column;width:min(90vw,820px);max-height:90vh;display:flex;overflow:hidden;box-shadow:0 8px 32px #0000002e}.crop-editor-header{border-bottom:1px solid var(--border);padding:1rem 1.2rem .75rem}.crop-editor-canvas{-webkit-user-select:none;user-select:none;flex:1;overflow:auto}.crop-selection{border:2px solid var(--accent);pointer-events:none;box-sizing:border-box;background:#14b8a626;position:absolute}.crop-editor-actions{border-top:1px solid var(--border);justify-content:flex-end;gap:.5rem;padding:.75rem 1.2rem;display:flex}@media (width<=1200px){.review-main-grid,.two-column-layout,.two-column-layout--wide-right,.review-layout{grid-template-columns:1fr}.source-panel{position:static}.question-list{max-height:none}}@media (width<=860px){.workspace-shell{width:min(100vw - 16px,100%);padding-top:16px}.workspace-header,.page-lede,.panel-header,.publish-readiness-header,.options-header,.list-item-top,.question-list-item-top,.detail-card-header{flex-direction:column;align-items:stretch}.summary-grid,.form-grid{grid-template-columns:1fr}.span-two-columns{grid-column:auto}.form-actions,.inline-action-row,.editor-actions,.row-actions,.workspace-header-actions,.review-toolbar,.review-toolbar-actions{flex-direction:column;align-items:stretch}.view-switcher{grid-template-columns:repeat(3,minmax(0,1fr));display:grid}.library-strip{grid-auto-columns:minmax(180px,82vw)}.option-row{flex-wrap:wrap}.source-preview-frame{min-height:440px}}.parsing-spinner{border:4px solid #e5e7eb;border-top-color:#3b82f6;border-radius:50%;width:48px;height:48px;animation:.8s linear infinite parsing-spin}@keyframes parsing-spin{to{transform:rotate(360deg)}}
