._emptyState_t9elm_7,._jsonPanel_t9elm_8{border:1px solid var(--sr-edge);border-radius:var(--sr-radius-lg);white-space:pre-wrap;color:var(--sr-ink);background:#fff;padding:32px;font-family:SFMono-Regular,Consolas,monospace;font-size:12px;line-height:1.5;overflow:auto}._emptyState_t9elm_7{text-align:center;color:var(--sr-muted);gap:8px;font-family:inherit;display:grid}._emptyState_t9elm_7 div{color:var(--sr-navy);font-size:18px;font-weight:800}._slideStage_t9elm_37{place-items:center;width:100%;min-width:0;height:100%;min-height:0;display:grid;position:relative}._slideStageTeacherWorkspace_t9elm_47{padding:0}._slideInsertToolbar_t9elm_51{z-index:80;background:#fffffff5;border:1px solid #26324529;border-radius:8px;align-items:center;gap:6px;padding:6px;display:inline-flex;position:absolute;top:12px;left:12px;box-shadow:0 14px 32px #1720262e}._slideInsertToolbar_t9elm_51 button{width:34px;height:34px;color:var(--sr-navy);cursor:pointer;background:0 0;border:0;border-radius:6px;place-items:center;padding:0;display:grid}._slideInsertToolbar_t9elm_51 button:hover:not(:disabled){color:#4c42ff;background:#4c42ff1a}._slideInsertToolbar_t9elm_51 button:disabled{opacity:.48;cursor:wait}._slideCanvasFrame_t9elm_89{max-width:100%;position:relative;overflow:visible}._slideCanvasFrameTeacherWorkspace_t9elm_95{border-radius:12px}._slideCanvas_t9elm_89{transform-origin:0 0;border-radius:10px;flex:none;position:relative;overflow:hidden;box-shadow:0 12px 40px #00000014}._slideCanvasEmpty_t9elm_108{color:var(--sr-muted);place-items:center;font-weight:700;display:grid;position:absolute;inset:0}._slideFailurePanel_t9elm_119{width:100%;height:100%;min-height:320px;box-shadow:var(--sr-shadow);text-align:center;background:linear-gradient(135deg,#fff7f5,#fff);border:1px solid #b4231838;align-content:center;place-items:center;gap:12px;padding:44px;display:grid}._slideFailureKicker_t9elm_134{color:#b42318;background:#b423181a;border-radius:999px;align-items:center;min-height:26px;padding:4px 10px;font-size:12px;font-weight:800;display:inline-flex}._slideFailurePanel_t9elm_119 h3{color:var(--sr-navy);margin:0;font-size:28px;font-weight:900}._slideFailurePanel_t9elm_119 p{max-width:560px;color:var(--sr-muted);margin:0;line-height:1.7}._slideFailurePanel_t9elm_119 code{max-width:100%;color:var(--sr-navy);white-space:normal;overflow-wrap:anywhere;background:#26324514;border-radius:8px;padding:6px 10px}._slideFailurePanel_t9elm_119 small{color:#b42318;font-weight:800}._slideElement_t9elm_177{-webkit-user-select:none;user-select:none;touch-action:none;position:absolute}._elementActive_t9elm_183{animation:1.6s ease-out infinite _srPulse_t9elm_1}@keyframes _srPulse_t9elm_1{0%,to{box-shadow:0 0 #3b82f666}50%{box-shadow:0 0 0 6px #3b82f600}}._editableElement_t9elm_197{cursor:pointer}._textEditableElement_t9elm_201{cursor:text}._editableElement_t9elm_197:hover{box-shadow:0 0 0 2px #3b82f659}._selectedElement_t9elm_209{box-shadow:0 0 0 3px #3b82f6!important}._selectedLineElement_t9elm_213,._selectedLineElement_t9elm_213:hover{box-shadow:none!important}._selectedGeometryElement_t9elm_218{z-index:auto}._selectionInteractionOverlay_t9elm_222{z-index:2147483646;box-shadow:0 0 0 var(--sr-interaction-outline-width,3px) #3b82f6;pointer-events:none;touch-action:none;position:absolute}._selectionInteractionOverlayLine_t9elm_230{box-shadow:none}._selectionInteractionOverlay_t9elm_222 button,._selectionInteractionOverlay_t9elm_222 ._textMoveEdge_t9elm_235{pointer-events:auto}._textMoveEdge_t9elm_235{z-index:3;pointer-events:auto;touch-action:none;cursor:grab;display:block;position:absolute}._textMoveEdge_t9elm_235[data-edge=top],._textMoveEdge_t9elm_235[data-edge=bottom]{height:12px;left:8px;right:8px}._textMoveEdge_t9elm_235[data-edge=top]{top:-6px}._textMoveEdge_t9elm_235[data-edge=bottom]{bottom:-6px}._textMoveEdge_t9elm_235[data-edge=right],._textMoveEdge_t9elm_235[data-edge=left]{width:12px;top:8px;bottom:8px}._textMoveEdge_t9elm_235[data-edge=right]{right:-6px}._textMoveEdge_t9elm_235[data-edge=left]{left:-6px}._selectionInteractionOverlay_t9elm_222[data-geometry-interaction=move] ._textMoveEdge_t9elm_235{cursor:grabbing}._resizeHandle_t9elm_269{cursor:nwse-resize;z-index:4;touch-action:none;width:40px;height:40px;transform:translate(50%, 50%) scale(var(--sr-interaction-control-scale,1));transform-origin:50%;background:0 0;border:0;padding:0;position:absolute;bottom:0;right:0}._resizeHandle_t9elm_269:after{content:"";background:#fff;border:2px solid #3b82f6;border-radius:6px;width:18px;height:18px;position:absolute;bottom:11px;right:11px;box-shadow:0 1px 4px #0f172a2e}._resizeHandle_t9elm_269:focus-visible{outline-offset:2px;outline:2px solid #3b82f6}._resizeEdgeZone_t9elm_303{z-index:3;touch-action:none;background:0 0;border:0;padding:0;position:absolute}._resizeEdgeZone_t9elm_303:after{content:"";background:0 0;border-radius:999px;transition-property:background-color;transition-duration:.12s;transition-timing-function:ease-out;position:absolute}._resizeEdgeZoneTop_t9elm_322,._resizeEdgeZoneBottom_t9elm_323{right:var(--sr-interaction-edge-clearance,24px);left:var(--sr-interaction-edge-clearance,24px);height:var(--sr-interaction-edge-hit-size,20px);cursor:ns-resize}._resizeEdgeZoneTop_t9elm_322{top:var(--sr-interaction-edge-offset,-10px)}._resizeEdgeZoneBottom_t9elm_323{bottom:var(--sr-interaction-edge-offset,-10px)}._resizeEdgeZoneTop_t9elm_322:after,._resizeEdgeZoneBottom_t9elm_323:after{height:3px;top:50%;left:0;right:0;transform:translateY(-50%)}._resizeEdgeZoneRight_t9elm_342,._resizeEdgeZoneLeft_t9elm_343{top:var(--sr-interaction-edge-clearance,24px);bottom:var(--sr-interaction-edge-clearance,24px);width:var(--sr-interaction-edge-hit-size,20px);cursor:ew-resize}._resizeEdgeZoneRight_t9elm_342{right:var(--sr-interaction-edge-offset,-10px)}._resizeEdgeZoneLeft_t9elm_343{left:var(--sr-interaction-edge-offset,-10px)}._resizeEdgeZoneRight_t9elm_342:after,._resizeEdgeZoneLeft_t9elm_343:after{width:3px;top:0;bottom:0;left:50%;transform:translate(-50%)}._resizeEdgeZone_t9elm_303:hover:after,._resizeEdgeZone_t9elm_303:focus-visible:after,._resizeEdgeZone_t9elm_303:active:after,._resizeHandle_t9elm_269:hover:after,._resizeHandle_t9elm_269:focus-visible:after{background:#dbeafe}._resizeHandle_t9elm_269:active:after{transform:scale(.96)}._resizeEdgeZone_t9elm_303:focus-visible{outline-offset:2px;outline:2px solid #3b82f6}._lineEndpointHandle_t9elm_379{z-index:4;cursor:crosshair;width:40px;height:40px;transform:translate(-50%, -50%) scale(var(--sr-interaction-control-scale,1));transform-origin:50%;touch-action:none;background:0 0;border:0;border-radius:50%;padding:0;position:absolute}._lineEndpointHandle_t9elm_379:after{content:"";background:#fff;border:2px solid #2563eb;border-radius:50%;position:absolute;inset:14px;box-shadow:0 1px 4px #0f172a33}._lineEndpointHandle_t9elm_379:hover:after,._lineEndpointHandle_t9elm_379:focus-visible:after{background:#dbeafe;transform:scale(1.15)}._lineEndpointHandle_t9elm_379:active:after{transform:scale(.96)}._lineEndpointHandle_t9elm_379:focus-visible{outline-offset:2px;outline:2px solid #60a5fa}._lineControlHandle_t9elm_408:after{background:#eff6ff;border-style:dashed}._tableMoveHandle_t9elm_410{z-index:4;color:#2563eb;cursor:move;touch-action:none;width:40px;height:40px;transform:translateY(-100%) scale(var(--sr-interaction-control-scale,1));transform-origin:0 100%;background:#fff;border:1px solid #bfdbfe;border-radius:8px;transition-property:scale,color,background-color;transition-duration:.15s;transition-timing-function:ease-out;position:absolute;top:0;left:0;box-shadow:0 4px 12px #0f172a24}._tableMoveHandle_t9elm_410:hover{background:#eff6ff}._tableMoveHandle_t9elm_410:focus-visible{outline-offset:2px;outline:2px solid #60a5fa}._tableMoveHandle_t9elm_410:active{scale:.96}._slideTableCellSelected_t9elm_435{position:relative;box-shadow:inset 0 0 0 2px #3b82f6}._revealTimingBadge_t9elm_440{z-index:3;color:#1d4ed8;pointer-events:none;white-space:nowrap;text-overflow:ellipsis;background:#eff6fff0;border:1px solid #2563eb42;border-radius:6px;max-width:calc(100% - 12px);padding:3px 7px;font-size:11px;font-weight:800;line-height:1;position:absolute;top:6px;right:6px;overflow:hidden}._spotlightMask_t9elm_462{z-index:40;pointer-events:none;position:absolute;inset:0}._spotlightDim_t9elm_469,._spotlightCutout_t9elm_470{position:absolute}._spotlightDim_t9elm_469{animation:2.5s ease-out both _srSpotlightFade_t9elm_1}._spotlightCutout_t9elm_470{border:2px solid #ffffffc2;border-radius:10px;animation:2.5s cubic-bezier(.16,1,.3,1) both _srSpotlightCutout_t9elm_1;box-shadow:0 0 0 1px #ffffff2e,0 0 28px #ffffff47}@keyframes _srSpotlightFade_t9elm_1{0%{opacity:0}8%,82%{opacity:1}to{opacity:0}}@keyframes _srSpotlightCutout_t9elm_1{0%{opacity:0;transform:scale(.92)}10%,82%{opacity:1;transform:scale(1)}to{opacity:0;transform:scale(1.02)}}._laserPointer_t9elm_516{z-index:45;pointer-events:none;background:#ef1d2f;border:2px solid #ffffffeb;border-radius:999px;width:14px;height:14px;animation:2.5s ease-out both _srLaserPointer_t9elm_1;position:absolute;transform:translate(-50%,-50%);box-shadow:0 0 0 1px #ef1d2f61,0 0 18px #ef1d2fe0,0 0 34px #ef1d2f70}._laserPointer_t9elm_516:before,._laserPointer_t9elm_516:after{content:"";pointer-events:none;border-radius:999px;position:absolute}._laserPointer_t9elm_516:before{border:2px solid #ef1d2f80;animation:.9s ease-out infinite _srLaserRing_t9elm_1;inset:-12px}._laserPointer_t9elm_516:after{background:radial-gradient(circle,#ef1d2f47,#ef1d2f00 62%);inset:-26px}._actionPickLayer_t9elm_554{z-index:60;cursor:default;background:#0f172a2e;position:absolute;inset:0}._actionPickHint_t9elm_562,._actionPickEmpty_t9elm_563{z-index:2;color:#fff;background:#0f172aeb;border-radius:10px;font-size:13px;font-weight:800;line-height:1.2;position:absolute;left:50%;transform:translate(-50%);box-shadow:0 12px 30px #0f172a3d}._actionPickHint_t9elm_562{padding:10px 14px;top:16px}._actionPickEmpty_t9elm_563{padding:12px 16px;top:50%;transform:translate(-50%,-50%)}._actionPickTarget_t9elm_588{color:#fff7ed;cursor:pointer;background:#fffbeb29;border:2px solid #f59e0beb;border-radius:10px;outline:none;place-items:center;padding:0;transition:border-color .14s,background .14s,box-shadow .14s;display:grid;position:absolute;box-shadow:inset 0 0 0 1px #ffffff85,0 0 0 9999px #0f172a05}._actionPickTarget_t9elm_588:hover,._actionPickTarget_t9elm_588:focus-visible{background:#f9731633;border-color:#f97316;box-shadow:inset 0 0 0 1px #ffffffb3,0 0 0 4px #f973162e}._actionPickTarget_t9elm_588 span{text-overflow:ellipsis;white-space:nowrap;background:#0f172ac2;border-radius:7px;max-width:calc(100% - 16px);padding:5px 8px;font-size:12px;font-weight:800;line-height:1.2;overflow:hidden}@keyframes _srLaserPointer_t9elm_1{0%{opacity:0;transform:translate(-50%,-50%)scale(.72)}8%,82%{opacity:1;transform:translate(-50%,-50%)scale(1)}to{opacity:0;transform:translate(-50%,-50%)scale(.96)}}@keyframes _srLaserRing_t9elm_1{0%{opacity:.65;transform:scale(.56)}to{opacity:0;transform:scale(1.18)}}._whiteboardOverlay_t9elm_656{z-index:80;pointer-events:none;background-color:#fffefa;background-image:linear-gradient(#94a3b817 1px,#0000 1px),linear-gradient(90deg,#94a3b817 1px,#0000 1px),none;background-position:0 0,0 0,0 0;background-repeat:repeat,repeat,repeat;background-size:32px 32px;background-attachment:scroll,scroll,scroll;background-origin:padding-box,padding-box,padding-box;background-clip:border-box,border-box,border-box;animation:.24s ease-out both _srWhiteboardEnter_t9elm_1;position:absolute;inset:0}@keyframes _srWhiteboardEnter_t9elm_1{0%{opacity:0}to{opacity:1}}._whiteboardHeader_t9elm_678{z-index:2;align-items:center;gap:10px;display:flex;position:absolute;top:18px;left:22px}._whiteboardHeader_t9elm_678 span{background:var(--sr-navy);color:#fff;border-radius:999px;padding:4px 10px;font-size:12px;font-weight:800;display:inline-flex}._whiteboardHeader_t9elm_678 strong{color:var(--sr-navy);font-size:18px}._whiteboardSurface_t9elm_703{position:relative;overflow:hidden}._whiteboardEmpty_t9elm_708{width:100%;height:100%;color:var(--sr-muted);place-items:center;font-weight:700;display:grid}._inlineTextSurface_t9elm_719{white-space:pre-wrap;overflow-wrap:break-word;word-break:normal;width:100%;line-height:inherit;-webkit-user-select:none;user-select:none;background:0 0;border:0;outline:none;overflow:hidden}._inlineTextSurfaceRich_t9elm_732{white-space:normal;overflow-wrap:normal}._inlineTextSurfaceEditing_t9elm_737{cursor:text;-webkit-user-select:text;user-select:text;touch-action:auto;caret-color:currentColor}._inlineTextEditingHost_t9elm_744 ._inlineTextSurface_t9elm_719,._inlineTextEditingHost_t9elm_744 ._inlineTextSurfaceRich_t9elm_732{white-space:normal;overflow-wrap:anywhere}._inlinePptTextEditingHost_t9elm_750 ._inlinePptTextSurface_t9elm_750,._inlinePptTextEditingHost_t9elm_750 ._inlinePptTextSurface_t9elm_750 p,._inlinePptTextEditingHost_t9elm_750 ._inlinePptTextSurface_t9elm_750 span{white-space:pre-wrap;overflow-wrap:normal;word-break:normal}._inlinePptTextEditingHost_t9elm_750 ._inlinePptTextSurface_t9elm_750{height:100%}._slidePptText_t9elm_762._inlinePptTextEditingHost_t9elm_750,._inlinePptTextEditingHost_t9elm_750 ._inlinePptTextSurface_t9elm_750{pointer-events:auto}._inlineTextEditingHost_t9elm_744._slideTextFitLines_t9elm_767 ._slideTextContent_t9elm_767 p,._inlineTextEditingHost_t9elm_744._slideTextFitLines_t9elm_767 ._slideTextContent_t9elm_767 div{white-space:normal}._inlineTextSurfaceEditing_t9elm_737:focus{outline:none}._inlineTextSurface_t9elm_719 p,._inlineTextSurface_t9elm_719 div{margin:0}._revealTimingControl_t9elm_781{max-width:184px;height:30px;color:var(--sr-navy);white-space:nowrap;background:#f8fafceb;border:1px solid #26324529;border-radius:6px;align-items:center;gap:6px;padding:0 8px;font-size:12px;font-weight:800;display:inline-flex}._revealTimingControl_t9elm_781 select{width:118px;min-width:0;height:24px;color:var(--sr-navy);font:inherit;text-overflow:ellipsis;background:0 0;border:0;outline:none;font-size:12px;overflow:hidden}._revealTimingControl_t9elm_781 select:disabled{cursor:wait;opacity:.56}._floatingElementToolbar_t9elm_816{z-index:1000;background:#fffffffa;border:1px solid #26324524;border-radius:8px;align-items:center;gap:6px;padding:5px;display:flex;position:fixed;box-shadow:0 12px 30px #17202633}._floatingElementToolbar_t9elm_816 button{color:#b42318;width:32px;height:32px;font:inherit;cursor:pointer;background:0 0;border:0;border-radius:6px;place-items:center;padding:0;transition-property:scale,color,background-color;transition-duration:.15s;transition-timing-function:ease-out;display:grid;position:relative}._floatingElementToolbar_t9elm_816 button:after{content:"";width:40px;height:40px;position:absolute}._floatingElementToolbar_t9elm_816 button:hover:not(:disabled){background:#b423181a}._floatingElementToolbar_t9elm_816 button:disabled{cursor:not-allowed;opacity:.38}._floatingElementToolbar_t9elm_816 button:focus-visible{outline-offset:2px;outline:2px solid #ef4444}._floatingElementToolbar_t9elm_816 button:active:not(:disabled){scale:.96}._slideText_t9elm_767{width:100%;height:100%;overflow:hidden}._slideTextShapeHost_t9elm_874{width:100%;height:100%;position:relative}._slideTextShapeBackground_t9elm_880{pointer-events:none;z-index:0;width:100%;height:100%;display:block;position:absolute;inset:0;overflow:visible}._slideTextShapeForeground_t9elm_891{z-index:1;width:100%;height:100%;position:relative;overflow:visible}._slideTextShapeHost_t9elm_874>._slideShapeElement_t9elm_899{z-index:0;position:absolute;inset:0}._slideTextShapeHost_t9elm_874 ._slidePptStructuredTextContent_t9elm_905{height:auto}._slideTextContent_t9elm_767{transform-origin:0 0;white-space:normal;overflow-wrap:anywhere;word-break:normal;width:100%}._slideGeneratedTextContent_t9elm_917[data-fitted-line-height=true],._slideGeneratedTextContent_t9elm_917[data-fitted-line-height=true]>p,._slideGeneratedTextContent_t9elm_917[data-fitted-line-height=true]>div{line-height:var(--slide-generated-fitted-line-height)!important}._slidePptText_t9elm_762{flex-direction:column;align-items:stretch;display:flex}._slidePptTextTop_t9elm_929{justify-content:flex-start}._slidePptTextMiddle_t9elm_933{justify-content:center}._slidePptTextBottom_t9elm_937{justify-content:flex-end}._slidePptTextContent_t9elm_941,._slidePptTextContent_t9elm_941 p,._slidePptTextContent_t9elm_941 div,._slidePptTextContent_t9elm_941 span{overflow-wrap:normal;word-break:normal}._slidePptStructuredTextContent_t9elm_905,._slidePptStructuredTextContent_t9elm_905 p,._slidePptStructuredTextContent_t9elm_905 span{white-space:pre-wrap;overflow-wrap:normal;word-break:normal}._slidePptStructuredTextContent_t9elm_905{height:auto;min-height:0}._slidePptTextContent_t9elm_941 img[data-ppt-inline-image],._inlineTextSurface_t9elm_719 img[data-ppt-inline-image]{vertical-align:middle;-o-object-fit:contain;object-fit:contain;-webkit-user-select:none;user-select:none;max-width:none;display:inline-block}._slidePptTextContent_t9elm_941 img[data-ppt-inline-image]{pointer-events:none}._inlineTextSurfaceEditing_t9elm_737 img[data-ppt-inline-image]{pointer-events:auto;cursor:default}._slidePptTextLine_t9elm_980{display:block}._slidePptTextLineContent_t9elm_984{white-space:nowrap;height:100%;overflow:visible}._slidePptTextLineContent_t9elm_984 p,._slidePptTextLineContent_t9elm_984 div{height:100%;line-height:inherit;white-space:nowrap;overflow-wrap:normal;word-break:normal;display:block}._slidePptTextLineContent_t9elm_984 span{line-height:inherit;white-space:nowrap;overflow-wrap:normal;word-break:normal}._slidePptTextLineContent_t9elm_984 img[data-ppt-inline-image]{line-height:inherit;white-space:nowrap}._slideText_t9elm_767 p{margin:0}._slideLatex_t9elm_1016{align-items:center;width:100%;height:100%;line-height:1.2;display:flex;overflow:hidden}._slideLatexInner_t9elm_1025{max-width:none;display:inline-block}._slideLatex_t9elm_1016 .katex-display{margin:0}._slideLatex_t9elm_1016 code{white-space:pre-wrap;font-family:Times New Roman,serif}._slideTree_t9elm_1039{align-items:flex-start;gap:8px;width:100%;height:100%;padding:2px;font-size:10px;line-height:1.2;display:flex;overflow:hidden}._slideTreeBranch_t9elm_1051{gap:6px;min-width:0;display:grid;position:relative}._slideTreeNode_t9elm_1058{color:#334155;white-space:nowrap;text-overflow:ellipsis;background:#ffffffe0;border:1px solid #ed7d3152;border-radius:10px;max-width:86px;padding:4px 7px;font-weight:700;overflow:hidden;box-shadow:0 4px 12px #172b4d14}._slideTreeChildren_t9elm_1072{gap:6px;padding-left:14px;display:flex;position:relative}._slideTreeChildren_t9elm_1072:before{content:"";background:#ed7d3159;width:1px;position:absolute;top:-5px;bottom:10px;left:6px}._slideTreeChildren_t9elm_1072>._slideTreeBranch_t9elm_1051:before{content:"";background:#ed7d3159;width:8px;height:1px;position:absolute;top:11px;left:-8px}._slideImage_t9elm_1099{-o-object-fit:cover;object-fit:cover;width:100%;height:100%;display:block}._slideImageGeneratingOverlay_t9elm_1106{z-index:2;pointer-events:none;color:#1e3a5f;-webkit-backdrop-filter:blur(1px);backdrop-filter:blur(1px);background:#eff6ffad;flex-direction:column;justify-content:center;align-items:center;gap:8px;font-size:14px;font-weight:700;display:flex;position:absolute;inset:0}._slideImageGeneratingSpinner_t9elm_1123{animation:.9s linear infinite _slide-image-generating-spin_t9elm_1}@keyframes _slide-image-generating-spin_t9elm_1{to{transform:rotate(360deg)}}._slideImagePlaceholder_t9elm_1133{color:#2632459e;background:linear-gradient(135deg,#4c42ff1a,#3b82f614),#f8fbff;border:2px dashed #4c42ff52;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;gap:8px;width:100%;height:100%;display:flex}._slideImagePlaceholder_t9elm_1133 span{font-size:13px;font-weight:800}._slideVideo_t9elm_1154{-o-object-fit:contain;object-fit:contain;background:#0f172a;width:100%;height:100%;display:block}._slideShape_t9elm_899{opacity:.96;width:100%;height:100%}._slideShapeElement_t9elm_899{width:100%;height:100%;position:relative;overflow:visible}._slideShapeBackground_t9elm_1175{pointer-events:none;z-index:0;width:100%;height:100%;display:block;position:absolute;top:0;left:0;overflow:visible}._slideShapeText_t9elm_1187{z-index:1;position:absolute;overflow:hidden}._slideShapeText_t9elm_1187 ._slideText_t9elm_767,._slideShapeText_t9elm_1187 ._slideTextContent_t9elm_767{overflow:visible}._slideShapeText_t9elm_1187 ._slidePptStructuredTextContent_t9elm_905{height:auto;min-height:0}._pptImportQualityNotice_t9elm_1203{z-index:40;color:#92400e;white-space:nowrap;text-overflow:ellipsis;background:#fffbebf5;border:1px solid #d9770652;border-radius:8px;max-width:min(520px,100% - 24px);padding:7px 10px;font-size:12px;line-height:1.4;position:absolute;top:12px;right:12px;overflow:hidden;box-shadow:0 4px 14px #78350f1a}._slideLine_t9elm_1222,._slideChart_t9elm_1223{width:100%;height:100%;display:block;overflow:visible}._slideTableWrap_t9elm_1230{box-sizing:border-box;background:#ffffffeb;border:2px solid #000;width:100%;height:100%;overflow:hidden}._slideTableWrapTransparent_t9elm_1239{background:0 0}._slideTable_t9elm_435{table-layout:fixed;border-collapse:separate;border-spacing:0;background:0 0;width:100%;height:100%;font-size:14px}._slideTable_t9elm_435 td{color:#263245;overflow-wrap:anywhere;word-break:break-word;border:0;border-top:2px solid #000;border-left:2px solid #000;padding:5px 8px}._slideTable_t9elm_435 td._slideTableCellFirstRow_t9elm_1263{border-top:0}._slideTable_t9elm_435 td._slideTableCellFirstColumn_t9elm_1267{border-left:0}._slideTable_t9elm_435 td[contenteditable=true]{cursor:text;-webkit-user-select:text;user-select:text}._slideTable_t9elm_435 td[contenteditable=true]:focus{outline-offset:-2px;outline:2px solid #3b82f68c}._slideTable_t9elm_435._compact_t9elm_1281{font-size:12px}._slideTable_t9elm_435._compact_t9elm_1281 td{padding:4px 6px}._slideCode_t9elm_1289{color:#e2e8f0;background:#0f172a;border:1px solid #26324529;border-radius:16px;width:100%;height:100%;font-family:SFMono-Regular,Consolas,Liberation Mono,monospace;overflow:hidden}._slideCode_t9elm_1289 strong{color:#93c5fd;border-bottom:1px solid #e2e8f01f;padding:8px 12px;font-size:13px;display:block}._slideCode_t9elm_1289 pre{white-space:pre-wrap;margin:0;padding:10px 12px;font-size:13px;line-height:1.5}._quizScene_t9elm_1318{gap:18px;height:100%;padding:24px;display:grid}._quizSceneEditing_t9elm_1325{flex-direction:column;gap:0;min-height:0;display:flex;overflow:hidden}._quizSceneEditing_t9elm_1325 ._quizToolbar_t9elm_1333{flex-shrink:0}._quizSceneEditing_t9elm_1325 ._quizListScroll_t9elm_1337{overscroll-behavior:contain;scrollbar-gutter:stable;min-height:0;padding:18px 0 0}._quizToolbar_t9elm_1333,._quizCardHead_t9elm_1345,._quizCardActions_t9elm_1346,._quizConfirmDialog_t9elm_1347>div{align-items:center;display:flex}._quizToolbar_t9elm_1333{border-bottom:1px solid var(--sr-edge);justify-content:space-between;gap:16px;padding:0 0 14px}._quizToolbar_t9elm_1333>div{gap:2px;display:grid}._quizToolbar_t9elm_1333 span{color:var(--sr-muted);font-size:12px}._quizToolbar_t9elm_1333 button,._quizCardActions_t9elm_1346 button{border:1px solid var(--sr-edge);border-radius:var(--sr-radius-sm);color:var(--sr-navy);cursor:pointer;background:#fff;justify-content:center;align-items:center;display:inline-flex}._quizToolbar_t9elm_1333 button{gap:7px;min-height:36px;padding:0 12px;font-weight:700}._quizCard_t9elm_1345{border:1px solid var(--sr-edge);border-radius:var(--sr-radius-lg);background:#fff;padding:24px}._quizCardHead_t9elm_1345{justify-content:space-between;gap:12px;margin-bottom:10px}._quizIndex_t9elm_1401{border-radius:var(--sr-radius-sm);background:var(--sr-navy);color:#fff;place-items:center;width:34px;height:34px;font-size:14px;font-weight:900;display:grid}._quizCardActions_t9elm_1346{gap:6px}._quizCardActions_t9elm_1346 button{width:32px;height:32px}._quizCardActions_t9elm_1346 button:last-child{color:#b42318}._quizToolbar_t9elm_1333 button:disabled,._quizCardActions_t9elm_1346 button:disabled{cursor:not-allowed;opacity:.45}._quizQuestion_t9elm_1432{color:var(--sr-navy);flex:1;font-size:18px;font-weight:800;line-height:1.6}._quizOptions_t9elm_1440{gap:8px;margin-top:14px;display:grid}._quizOption_t9elm_1440{border-radius:var(--sr-radius-sm);border:1px solid #2632451f;align-items:flex-start;gap:10px;padding:10px;display:flex}._quizOption_t9elm_1440 strong{background:var(--sr-navy);color:#fff;border-radius:999px;flex-shrink:0;place-items:center;width:28px;height:28px;font-size:13px;display:grid}._quizOptionCorrect_t9elm_1467{border-color:var(--sr-primary,#4c9f70);background:#4c9f7014}._quizOptionCorrect_t9elm_1467 strong{background:var(--sr-primary,#4c9f70)}._quizOptionClickable_t9elm_1477{cursor:pointer;transition:border-color .15s,background .15s,transform .1s}._quizOptionClickable_t9elm_1477:hover:not(:disabled){border-color:var(--sr-primary,#7c3aed);background:#7c3aed0d;transform:translateY(-1px)}._quizOptionClickable_t9elm_1477:active:not(:disabled){transform:translateY(0)}._quizOptionSelected_t9elm_1493{border-color:var(--sr-primary,#7c3aed);background:#7c3aed1a}._quizOptionSelected_t9elm_1493 strong{background:var(--sr-primary,#7c3aed);color:#fff}._quizOptionCheck_t9elm_1503{color:var(--sr-primary,#7c3aed);flex-shrink:0;align-self:center;margin-left:auto}._quizOptionWrong_t9elm_1511{background:#ef444414;border-color:#ef4444}._quizOptionWrong_t9elm_1511 strong{color:#fff;background:#ef4444}._quizOptionWrongIcon_t9elm_1521{color:#ef4444;flex-shrink:0;align-self:center;margin-left:auto}._quizAnswer_t9elm_1528,._quizAnalysis_t9elm_1529{border-radius:var(--sr-radius-sm);color:var(--sr-muted);background:#2632450a;margin:12px 0 0;padding:12px;font-size:13px}._quizAnswer_t9elm_1528>strong,._quizAnalysis_t9elm_1529>strong{color:var(--sr-navy);margin-bottom:6px;display:block}._quizRichContent_t9elm_1545{min-width:0;line-height:1.65}._quizRichContent_t9elm_1545>:first-child{margin-top:0}._quizRichContent_t9elm_1545>:last-child{margin-bottom:0}._quizRichContent_t9elm_1545 img{max-width:100%;height:auto;display:block}._quizCorrectAnswers_t9elm_1564,._quizCorrectAnswerItem_t9elm_1565{flex-wrap:wrap;align-items:baseline;min-width:0;display:inline-flex}._quizEmpty_t9elm_1572{border:1px dashed var(--sr-edge);border-radius:var(--sr-radius-lg);min-height:180px;color:var(--sr-muted);align-content:center;place-items:center;gap:4px;display:grid}._quizEmpty_t9elm_1572 strong{color:var(--sr-navy)}._quizDialogLoading_t9elm_1587,._quizConfirmBackdrop_t9elm_1588{z-index:999;background:#1c24316b;place-items:center;display:grid;position:fixed;inset:0}._quizDialogLoading_t9elm_1587{color:#fff;font-weight:800}._quizConfirmDialog_t9elm_1347{border:1px solid var(--sr-edge);background:#fff;border-radius:8px;width:min(420px,100vw - 32px);padding:20px;box-shadow:0 20px 60px #1f2a372e}._quizConfirmDialog_t9elm_1347 h3,._quizConfirmDialog_t9elm_1347 p{margin:0}._quizConfirmDialog_t9elm_1347 p{color:var(--sr-muted);margin-top:7px;line-height:1.6}._quizConfirmDialog_t9elm_1347>div{justify-content:flex-end;gap:8px;margin-top:18px}._quizConfirmDialog_t9elm_1347 button{border:1px solid var(--sr-edge);min-height:36px;color:var(--sr-navy);cursor:pointer;background:#fff;border-radius:6px;padding:0 14px;font-weight:700}._quizConfirmDialog_t9elm_1347 ._quizDangerButton_t9elm_1639{color:#fff;background:#b42318;border-color:#b42318}._interactiveScene_t9elm_1647{width:100%;height:100%;position:relative}._interactiveScenePool_t9elm_1653{pointer-events:none;min-width:0;min-height:0;position:absolute;inset:0;overflow:hidden}._interactiveScenePoolLayer_t9elm_1662{width:100%;min-width:0;height:100%;min-height:0;position:absolute;inset:0}._interactiveScenePoolLayerActive_t9elm_1671{z-index:2;opacity:1;pointer-events:auto;display:block}._interactiveScenePoolLayerWarming_t9elm_1678{z-index:0;opacity:0;pointer-events:none;display:block}._interactiveScenePoolLayerDormant_t9elm_1685{display:none}._interactiveScale_t9elm_1689,._interactiveScaleFullscreen_t9elm_1690{height:100%;min-height:0}._interactiveScaleFullscreen_t9elm_1690,._interactiveScaleFullscreen_t9elm_1690>div{width:100%;height:100%}._interactiveScene_t9elm_1647 ._interactiveScaleFullscreen_t9elm_1690 iframe{border-radius:0;width:100%;height:100%;min-height:0}._interactiveScene_t9elm_1647 iframe{border-radius:var(--sr-radius-lg);border:0;width:100%;min-height:420px;transition:opacity .25s;display:block;overflow:hidden}._interactiveLoading_t9elm_1718{z-index:1;border-radius:var(--sr-radius-lg);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#ffffffb8;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}._interactiveLoadingContent_t9elm_1730{color:#475569;flex-direction:column;align-items:center;gap:12px;font-size:14px;font-weight:600;display:flex}._interactiveSpinner_t9elm_1740{border:3px solid #2632451a;border-top-color:var(--sr-navy,#1e293b);border-radius:50%;width:36px;height:36px;animation:.75s linear infinite _interactiveSpin_t9elm_1740}@keyframes _interactiveSpin_t9elm_1740{to{transform:rotate(360deg)}}._interactiveSceneFailed_t9elm_1755{place-items:center;display:grid}._interactiveFloatingActions_t9elm_1760{z-index:2;pointer-events:none;justify-content:flex-end;display:flex;position:absolute;top:18px;right:18px}._interactiveActionButton_t9elm_1770{border-radius:var(--sr-radius-xs);min-height:34px;color:var(--sr-navy);cursor:pointer;pointer-events:auto;background:#fff;border:1px solid #26324529;justify-content:center;align-items:center;gap:6px;padding:0 12px;font-size:13px;font-weight:800;display:inline-flex}._interactiveActionButton_t9elm_1770:hover:not(:disabled){background:#2632450f;border-color:#26324547}._interactiveActionButton_t9elm_1770:disabled{cursor:not-allowed;opacity:.55}._interactiveLoadError_t9elm_1797{border-radius:var(--sr-radius-xs);color:#b42318;background:#b423180f;border:1px solid #b4231838;margin-top:10px;padding:8px 12px;font-size:13px;font-weight:700}._quizCover_t9elm_1810{text-align:center;background-color:#fff;flex-direction:column;justify-content:center;align-items:center;gap:20px;padding:48px 24px;display:flex}._quizCoverIcon_t9elm_1821{color:#fff;background:linear-gradient(135deg,#a78bfa,#7c3aed);border-radius:20px;justify-content:center;align-items:center;width:72px;height:72px;display:flex;box-shadow:0 8px 24px #7c3aed40}._quizCoverTitle_t9elm_1833{color:var(--sr-navy,#1f2937);margin:0;font-size:24px;font-weight:700;line-height:1.3}._quizCoverSubtitle_t9elm_1841{color:var(--sr-muted,#6b7280);margin:-8px 0 0;font-size:14px;line-height:1.5}._quizCoverMeta_t9elm_1848{align-items:center;gap:16px;margin-top:4px;display:flex}._quizCoverMetaItem_t9elm_1855{color:#7c3aed;background:#f3f0ff;border-radius:9999px;align-items:center;gap:6px;padding:6px 14px;font-size:13px;font-weight:600;display:inline-flex}._quizCoverMetaItem_t9elm_1855 svg{width:16px;height:16px}._quizCoverButton_t9elm_1872{color:#fff;cursor:pointer;background:linear-gradient(135deg,#a78bfa,#7c3aed);border:none;border-radius:9999px;justify-content:center;align-items:center;gap:8px;margin-top:8px;padding:12px 36px;font-size:16px;font-weight:600;transition:transform .15s,box-shadow .15s;display:inline-flex;box-shadow:0 8px 24px #7c3aed40}._quizCoverButton_t9elm_1872:hover{transform:translateY(-1px);box-shadow:0 10px 28px #7c3aed52}._quizCoverButton_t9elm_1872:active{transform:translateY(0)}._quizCoverButtonWaiting_t9elm_1899,._quizCoverButtonWaiting_t9elm_1899:hover,._quizCoverButtonWaiting_t9elm_1899:active{color:#52627a;min-height:48px;box-shadow:none;cursor:default;background:#e9edf3;transform:none}._quizSceneFlex_t9elm_1912{flex-direction:column;gap:0;height:100%;padding-top:0;padding-bottom:0;display:flex;overflow:hidden}._quizTimerBar_t9elm_1922{border-bottom:1px solid var(--sr-edge);background:#fff;flex-shrink:0;justify-content:space-between;align-items:center;padding:12px 24px;display:flex}._quizTimer_t9elm_1922{color:var(--sr-navy);font-variant-numeric:tabular-nums;align-items:center;gap:8px;font-size:18px;font-weight:800;display:inline-flex}._quizTimerWarning_t9elm_1942{color:#b45309}._quizTimerDanger_t9elm_1943{color:#dc2626}._quizProgress_t9elm_1945{color:var(--sr-text-secondary);font-size:14px;font-weight:500}._quizSubmitButton_t9elm_1951{color:#fff;cursor:pointer;background:linear-gradient(135deg,#7c3aed,#6366f1);border:none;border-radius:9999px;justify-content:center;align-items:center;gap:7px;min-height:38px;padding:0 22px;font-size:14px;font-weight:700;transition:transform .15s,box-shadow .15s;display:inline-flex;box-shadow:0 4px 14px #7c3aed4d}._quizSubmitButton_t9elm_1951:hover{transform:translateY(-1px);box-shadow:0 6px 20px #7c3aed61}._quizSubmitButton_t9elm_1951:active{transform:translateY(0)}._quizSubmitButton_t9elm_1951:disabled{opacity:.6;cursor:not-allowed;box-shadow:none;transform:none}._quizSubmitButtonDone_t9elm_1985{background:#10b981}._quizSubmitButtonDone_t9elm_1985:hover{box-shadow:none;background:#10b981;transform:none}._quizListScroll_t9elm_1337{flex:1;align-content:start;gap:18px;padding:18px 24px 24px;display:grid;overflow-y:auto}._stagePlayButton_t9elm_2006{z-index:22;color:#fff;cursor:pointer;background:#0f172a33;border:1px solid #ffffffb8;border-radius:999px;place-items:center;width:68px;height:68px;padding:0;transition:background .14s,box-shadow .14s,transform .14s,opacity .14s;display:grid;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 18px 46px #0f172a38}._stagePlayButton_t9elm_2006:hover:not(:disabled){background:#1677ff99;transform:translate(-50%,-50%)scale(1.04);box-shadow:0 20px 54px #1677ff3d}._stagePlayButton_t9elm_2006:disabled{opacity:.44;cursor:not-allowed;box-shadow:none}._learningBadge_thjkd_5{white-space:nowrap;border-radius:4px;padding:1px 6px;font-size:11px;font-style:normal;font-weight:600;display:inline-flex}._learnedBadge_thjkd_14{color:#15803d;background:#dcfce7}._unlearnedBadge_thjkd_15{color:#64748b;background:#f1f5f9}._rail_thjkd_17{grid-area:rail;grid-template-rows:auto minmax(0,1fr);align-self:start;gap:14px;height:100%;min-height:0;max-height:calc(100vh - 170px);display:grid;position:sticky;top:18px;overflow:hidden}._railHead_thjkd_31{justify-content:space-between;align-items:center;gap:10px;display:flex}._railHeader_thjkd_38{gap:10px;min-width:0;display:grid}._title_thjkd_44{color:var(--sr-navy);margin:0;font-size:16px;font-weight:800}._deleteButton_thjkd_51{cursor:pointer;border:0;border-radius:999px;place-items:center;font-weight:900;display:grid}._addButton_thjkd_61{width:34px;height:34px;font-size:22px;line-height:1;background:var(--sr-navy)!important}._list_thjkd_69{align-content:start;gap:10px;min-height:0;padding-right:4px;display:grid;overflow-y:auto}._phaseHeading_thjkd_78{color:#6f7d91;letter-spacing:.08em;grid-column:1/-1;width:100%;margin:10px 0 5px;padding:0 4px;font-size:11px;font-weight:700}._itemRow_thjkd_89{position:relative}._itemRowSortable_thjkd_93{box-sizing:border-box}._itemRowSortable_thjkd_93 ._itemHeader_thjkd_97{padding-right:44px}._itemRowSortable_thjkd_93 ._item_thjkd_89:not(._itemThumbnail_thjkd_101){padding-right:52px}._dragHandle_thjkd_105{z-index:3;color:#2563eb;cursor:grab;opacity:.58;touch-action:none;background:#eff6fff5;border:1px solid #2563eb2e;border-radius:9px;place-items:center;width:40px;height:40px;transition-property:opacity,background-color,border-color,box-shadow,transform;transition-duration:.15s;display:grid;position:absolute;top:8px;right:8px;box-shadow:0 3px 10px #2563eb1a}._itemRow_thjkd_89:hover ._dragHandle_thjkd_105,._dragHandle_thjkd_105:focus-visible{opacity:1;background:#dbeafe;border-color:#2563eb66;box-shadow:0 5px 14px #2563eb2e}._dragHandle_thjkd_105:active{cursor:grabbing;transform:scale(.96)}._itemRowDragging_thjkd_139 ._dragHandle_thjkd_105{opacity:1;color:#fff;background:#2563eb;border-color:#2563eb}._itemRowDragging_thjkd_139 ._item_thjkd_89{background:#fff;box-shadow:0 14px 32px #0f172a33,0 0 0 2px #2563eb3d}._itemRowActive_thjkd_151 ._item_thjkd_89{background:#26324514;border-color:#26324542}._item_thjkd_89{border-radius:var(--sr-radius);width:100%;color:var(--sr-ink);cursor:pointer;text-align:left;font:inherit;background:#ffffff85;border:1px solid #0000;align-items:flex-start;gap:10px;padding:12px;display:flex}._order_thjkd_171{border-radius:var(--sr-radius-sm);background:var(--sr-navy);color:#fff;flex:none;place-items:center;width:34px;height:34px;font-size:14px;font-weight:900;display:grid}._item_thjkd_89 span:last-child{gap:4px;display:grid}._item_thjkd_89 strong{font-size:14px;display:block}._titleLine_thjkd_194{align-items:center;gap:6px;min-width:0;display:flex}._titleLine_thjkd_194 strong{text-overflow:ellipsis;min-width:0;overflow:hidden}._renameButton_thjkd_207{width:22px;height:22px;color:var(--sr-navy);cursor:pointer;opacity:0;background:#ffffffbd;border:1px solid #26324524;border-radius:6px;flex:none;place-items:center;font-size:12px;display:grid}._item_thjkd_89:hover ._renameButton_thjkd_207,._itemActive_thjkd_223 ._renameButton_thjkd_207{opacity:1}._renameButton_thjkd_207:hover{background:#fff;border-color:#26324547}._titleEditForm_thjkd_232{width:100%}._titleEditForm_thjkd_232 input{width:100%;min-height:28px;color:var(--sr-ink);font:inherit;background:#fff;border:1px solid #26324547;border-radius:6px;padding:0 8px;font-size:14px;font-weight:800}._item_thjkd_89 em{color:var(--sr-ink-faint);font-size:12px;font-style:normal}._failedBadge_thjkd_255{color:#b42318;background:#b423181a;border-radius:999px;margin-left:6px;padding:1px 6px;font-size:11px;font-style:normal;font-weight:800;display:inline-flex}._deleteButton_thjkd_51{color:#b42318;background:#b4231814;width:28px;height:28px;font-size:18px;position:absolute;top:50%;right:10px;transform:translateY(-50%)}._deleteButton_thjkd_51:hover{color:#fff;background:#b42318}._duplicateButton_thjkd_284{color:#2563eb;cursor:pointer;opacity:0;background:#2563eb14;border:0;border-radius:999px;place-items:center;width:28px;height:28px;display:grid;position:absolute;bottom:8px;right:10px}._itemRow_thjkd_89:hover ._duplicateButton_thjkd_284,._duplicateButton_thjkd_284:focus-visible{opacity:1}._duplicateButton_thjkd_284:hover{color:#fff;background:#2563eb}._headActions_thjkd_306{align-items:center;gap:8px;display:flex}._listThumbnail_thjkd_314{gap:14px}._itemThumbnail_thjkd_101{flex-direction:column;padding-bottom:12px;display:flex}._itemThumbnail_thjkd_101 ._itemHeader_thjkd_97{align-items:flex-start;gap:10px;padding-bottom:8px;display:flex}._itemThumbnail_thjkd_101 ._itemHeaderText_thjkd_331{gap:4px;display:grid}._thumbnail_thjkd_336{width:100%}._thumbnailWrap_thjkd_340{aspect-ratio:16/9;border-radius:var(--sr-radius-sm);background:#f8fafc;border:1px solid #2632451f;width:100%;position:relative;overflow:hidden}._thumbnailCanvas_thjkd_350{transform-origin:0 0;position:absolute;top:0;left:0;box-shadow:0 2px 8px #0000001f}._thumbnailEmpty_thjkd_358{color:var(--sr-muted);place-items:center;font-size:11px;font-weight:700;display:grid;position:absolute;inset:0}._thumbnailPlaceholder_thjkd_368{width:100%;height:100%;color:var(--sr-muted);align-content:center;place-items:center;gap:4px;font-size:11px;font-weight:700;display:grid}._thumbnailTypeIcon_thjkd_380{font-size:24px;line-height:1}._railTeacherWorkspace_thjkd_385{background:#ffffffb8;border:1px solid #0f172a0f;border-radius:16px;gap:12px;width:228px;max-height:none;padding:10px 8px 12px;position:relative;top:0}._railTeacherWorkspace_thjkd_385 ._railHead_thjkd_31{min-height:36px;padding:0 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#2563eb1f}._roleCard_rf8cp_94:disabled{opacity:.65;cursor:wait}._roleIconManagement_rf8cp_115,._roleIconDevelopment_rf8cp_116{border-radius:12px;flex:0 0 44px;place-items:center;width:44px;height:44px;display:grid}._roleIconManagement_rf8cp_115{color:#c2410c;background:#fff7ed}._roleIconDevelopment_rf8cp_116{color:#2563eb;background:#eff6ff}._roleCardBody_rf8cp_126{flex-direction:column;flex:1;min-width:0;display:flex}._roleCardBody_rf8cp_126 strong{font-size:16px}._roleCardBody_rf8cp_126 small{color:#0ea5e9;margin-top:3px;font-weight:700}._roleCardBody_rf8cp_126>span{color:#64748b;margin-top:10px;font-size:13px;line-height:1.6}._roleSelectLabel_rf8cp_130{color:#2563eb;white-space:nowrap;align-self:flex-end;font-size:12px;font-weight:800}._roleHint_rf8cp_131{color:#94a3b8;text-align:center;margin:22px 0 0;font-size:12px}._workspace_rf8cp_133{width:100%;min-width:0;height:100%;min-height:0;display:flex}._issueColumn_rf8cp_134{background:#fbfdff;border-right:1px solid 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strong{color:#2563eb}._progressTrack_rf8cp_173{background:#e2e8f0;border-radius:99px;height:7px;margin-top:10px;overflow:hidden}._progressTrack_rf8cp_173 span{border-radius:inherit;background:linear-gradient(90deg,#2563eb,#38bdf8);height:100%;transition:width .3s;display:block}._issueList_rf8cp_175{flex:1;min-height:0;padding:12px;overflow-y:auto}._issueCard_rf8cp_176{background:#fff;border:1px solid #e2e8f0;border-radius:10px;padding:12px}._issueCard_rf8cp_176+._issueCard_rf8cp_176{margin-top:9px}._issueCard_rf8cp_176>div{grid-template-columns:18px minmax(0,1fr) auto;align-items:center;gap:5px;display:grid}._issueCard_rf8cp_176 strong{font-size:13px}._issueCard_rf8cp_176 span{color:#64748b;background:#f1f5f9;border-radius:999px;padding:2px 6px;font-size:10px}._issueCard_rf8cp_176 p{color:#64748b;margin:7px 0 0 23px;font-size:11px;line-height:1.5}._issueACTIVE_rf8cp_182{background:#eff6ff;border-color:#60a5fa}._issueACTIVE_rf8cp_182 svg,._issueACTIVE_rf8cp_182 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_pbl-spin_rf8cp_1}._composer_rf8cp_221{background:#fff;border-top:1px solid #e2e8f0;gap:8px;padding:10px 14px 44px;display:grid}._commandRow_rf8cp_222{gap:7px;display:flex}._commandRow_rf8cp_222 button{color:#2563eb;cursor:pointer;background:#f8fbff;border:1px solid #dbeafe;border-radius:999px;padding:4px 8px;font-size:10px}._inputRow_rf8cp_224{align-items:flex-end;gap:8px;display:flex}._inputRow_rf8cp_224 textarea{resize:none;min-width:0;font:inherit;border:1px solid #cbd5e1;border-radius:10px;outline:none;flex:1;padding:9px 11px;font-size:12px;line-height:1.45}._inputRow_rf8cp_224 textarea:focus{border-color:#60a5fa;box-shadow:0 0 0 3px #3b82f61a}._inputRow_rf8cp_224>button{color:#fff;cursor:pointer;background:#2563eb;border:0;border-radius:10px;flex:0 0 36px;place-items:center;width:36px;height:36px;display:grid}._inputRow_rf8cp_224>button:disabled{opacity:.4;cursor:not-allowed}._inputRow_rf8cp_224>button svg{animation:none}._inputRow_rf8cp_224>button:disabled svg[data-loading]{animation:.9s linear infinite _pbl-spin_rf8cp_1}._completedBanner_rf8cp_231{color:#15803d;background:#f0fdf4;border-radius:10px;justify-content:center;align-items:center;gap:8px;padding:11px;font-size:13px;font-weight:800;display:flex}@media (width<=760px){._workspace_rf8cp_133{flex-direction:column;overflow-y:auto}._issueColumn_rf8cp_134{border-bottom:1px solid #e2e8f0;border-right:0;flex:none;width:100%;max-width:none;min-height:240px}._chatColumn_rf8cp_190{min-height:420px}._roleSelection_rf8cp_62{padding:24px 18px}}._editor_73ikk_1{background:0 0;overflow:hidden}._whiteboardCanvas_73ikk_6{background-color:#fffefa;background-image:linear-gradient(#94a3b817 1px,#0000 1px),linear-gradient(90deg,#94a3b817 1px,#0000 1px),none;background-position:0 0,0 0,0 0;background-repeat:repeat,repeat,repeat;background-size:32px 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h3{margin:0;font-size:17px;font-weight:800}._speechTranscript_1gchm_24{border-radius:var(--sr-radius);white-space:pre-wrap;background:#2632450a;max-height:320px;padding:14px;font-size:14px;line-height:1;overflow-y:auto}._toolbarRow_1gchm_37{border-bottom:1px solid #2632450f;justify-content:space-between;align-items:center;gap:12px;padding-bottom:10px;display:flex}._playbackControlSlot_1gchm_46{flex:auto;justify-content:center;align-items:center;min-width:0;display:flex}._fullscreenBtn_1gchm_55{color:#263245a6;cursor:pointer;background:0 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_actionGenerationSpin_1gchm_1{to{transform:rotate(360deg)}}@media (width<=720px){._actionGenerationState_1gchm_256{grid-template-columns:40px minmax(0,1fr)}._actionGenerationButton_1gchm_309{grid-column:1/-1}}@media (prefers-reduced-motion:reduce){._actionGenerationIconSpinning_1gchm_283 svg{animation:none}._actionGenerationButton_1gchm_309{transition:none}}._timelineCardTeacherWorkspace_1gchm_365{background:#fffffff5;border:1px solid #0f172a14;border-radius:16px;grid-template-rows:auto minmax(0,1fr);gap:10px;min-height:0;padding:16px 18px;box-shadow:0 10px 30px #0f172a0f}._timelineCardTeacherCollapsed_1gchm_376{grid-template-rows:auto;align-content:center;padding:12px 16px}._timelineCardTeacherExpanded_1gchm_382{min-height:0}._timelineCardTeacherEditing_1gchm_386{grid-template-rows:auto minmax(0,1fr);gap:10px;padding:16px 18px;display:grid}._timelineCardTeacherEditing_1gchm_386._timelineCardTeacherExpanded_1gchm_382{grid-template-rows:auto auto minmax(0,1fr)}._workspaceTranscriptHeader_1gchm_397{grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:12px;min-width:0;display:grid}._workspaceTranscriptTitle_1gchm_405{color:#4f46e5;flex-wrap:wrap;justify-self:start;align-items:center;gap:8px;min-width:0;display:inline-flex}._workspaceTranscriptTitle_1gchm_405 strong{color:#312e81;font-size:14px;font-weight:900}._workspaceTranscriptIcon_1gchm_421{color:#4f46e5;background:#4f46e51a;border-radius:9px;place-items:center;width:26px;height:26px;display:grid}._workspaceTranscriptActions_1gchm_431{flex:none;justify-self:end;align-items:center;gap:6px;margin-left:0;display:inline-flex}._workspaceTranscriptPlayer_1gchm_440{justify-self:center;align-items:center;display:inline-flex}._workspaceTranscriptPlayer_1gchm_440 ._playerToolbar_1gchm_83{gap:5px}._workspaceTranscriptPlayer_1gchm_440 ._controlBtn_1gchm_105{border-radius:8px;width:30px;height:30px}._workspaceTranscriptPlayer_1gchm_440 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#1677ff2e}._workspaceActionPalette_1gchm_508{justify-content:center;align-items:center;gap:8px;min-width:0;padding:2px;display:flex;overflow-x:auto}._workspaceActionAddButton_1gchm_518{color:#475569;min-width:72px;height:32px;font:inherit;cursor:pointer;background:#fff;border:1px solid #0f172a1a;border-radius:999px;flex:none;justify-content:center;align-items:center;gap:5px;padding:0 10px;font-size:12px;font-weight:800;transition:border-color .14s,background .14s,color .14s;display:inline-flex}._workspaceActionAddButton_1gchm_518:hover:not(:disabled){color:#4f46e5;background:#4f46e514;border-color:#4f46e552}._workspaceActionAddButton_1gchm_518:disabled{opacity:.45;cursor:not-allowed}._workspaceActionTrack_1gchm_549{align-items:flex-start;gap:10px;min-height:86px;padding:4px 2px 8px;display:flex;overflow:auto hidden}._timelineCardTeacherExpanded_1gchm_382 ._workspaceActionTrack_1gchm_549{min-height:104px}._workspaceActionEmpty_1gchm_563{color:#94a3b8;border:1px dashed #0f172a29;border-radius:12px;place-items:center;width:100%;min-width:220px;font-size:13px;font-weight:800;display:grid}._workspaceActionChip_1gchm_575{background:#fff;border:1px solid #0f172a1a;border-radius:12px;grid-template-rows:auto 48px;width:210px;min-width:210px;min-height:78px;transition:border-color .14s,box-shadow .14s,min-height .16s,transform .14s;display:grid;position:relative;overflow:hidden;box-shadow:0 8px 20px #0f172a0f}._workspaceActionChip_1gchm_575:hover{border-color:#4f46e53d;transform:translateY(-1px)}._workspaceActionChipActive_1gchm_595{border-color:#4f46e594;box-shadow:0 10px 24px #4f46e524}._workspaceActionChipExpanded_1gchm_600{min-height:100px}._workspaceActionChipReadonly_1gchm_604{background:#f8fafc}._workspaceActionChipInsertBefore_1gchm_608:before,._workspaceActionChipInsertAfter_1gchm_609:after{content:"";z-index:2;pointer-events:none;background:#4f46e5;border-radius:999px;width:3px;position:absolute;top:8px;bottom:8px;box-shadow:0 0 0 4px 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#0f172a1a;border-radius:14px;align-items:center;gap:14px;min-height:86px;padding:14px;display:flex}._workspaceCueIcon_1gchm_823{color:#ea580c;background:#fff7ed;border-radius:14px;flex:0 0 48px;place-items:center;width:48px;height:48px;display:grid}._workspaceCueDetails_1gchm_834{flex:1;align-items:center;gap:12px;min-width:0;display:flex}._workspaceCueDetails_1gchm_834 strong,._workspaceCueDetails_1gchm_834 span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}._workspaceCueDetails_1gchm_834 strong{color:#1e293b;font-size:15px;font-weight:900}._workspaceCueDetails_1gchm_834 span{color:#64748b;font-size:13px}._workspaceCueDetails_1gchm_834 button{flex:none;align-items:center;gap:6px;display:inline-flex}._actionDeleteDialogBody_1gchm_867{background:#f8fafcdb;border:1px solid #94a3b829;border-radius:999px;align-items:center;gap:8px;min-width:0;margin-top:14px;padding:9px 10px;display:flex}._actionDeleteDialogBody_1gchm_867 span,._actionDeleteDialogBody_1gchm_867 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56px);font-size:13px;line-height:1.7}._outlinePreviewHeading_npo8e_39{align-items:center;gap:8px;margin-bottom:8px;font-size:12px;display:flex}._outlinePreviewHeading_npo8e_39>span{color:var(--sr-ink-muted,#64748b)}._outlinePreviewBody_npo8e_41{overscroll-behavior:contain;overflow-wrap:anywhere;max-height:min(300px,45vh);overflow:auto}._outlineEmptyGroup_npo8e_42{color:var(--sr-ink-muted,#64748b);grid-column:1/-1;font-size:11px}._outlineChildren_npo8e_43{border-top:1px dashed var(--sr-line,#e2e8f0);flex-wrap:wrap;align-items:center;gap:6px;padding:8px;display:flex}._outlineChildren_npo8e_43>span{color:var(--sr-ink-muted,#64748b);font-size:11px}._outlineFooter_npo8e_45{border-top:1px solid var(--sr-line,#e2e8f0);flex:none;gap:4px;margin-top:8px;padding-top:10px;display:grid}._inspector_npo8e_46{background:#fff;flex-direction:column;min-width:0;min-height:0;display:flex;overflow:hidden;box-shadow:-1px 0 #0000000f}._inspectorFixed_npo8e_47{flex:none;padding:0 12px}._inspectorTitle_npo8e_48{align-items:center;height:40px;font-size:13px;font-weight:600;display:flex}._inspectorTabs_npo8e_49{border-top:1px solid #edf0f4;border-bottom:1px solid #edf0f4;flex:none;padding:8px 12px}._inspectorScroll_npo8e_50{overscroll-behavior:contain;scrollbar-gutter:stable;overflow-anchor:none;flex:1;min-height:0;padding:4px 12px 16px;overflow:auto}._inspectorScroll_npo8e_50[hidden]{display:none}._propertyRow_npo8e_52{grid-template-columns:72px minmax(0,1fr);align-items:center;gap:8px;min-height:40px;display:grid}._propertyLabel_npo8e_53{color:#64748b;font-size:12px;line-height:1.4}._propertyControl_npo8e_54{min-width:0}._numberInput_npo8e_55{font-variant-numeric:tabular-nums;width:100%}._fullControl_npo8e_56,._colorPicker_npo8e_56{width:100%;min-width:0}._colorPicker_npo8e_56{justify-content:flex-start}._pairedFields_npo8e_58{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;padding:4px 0;display:grid}._pairedFields_npo8e_58>div{gap:4px;display:grid}._pairedFields_npo8e_58>div>span{color:#64748b;font-size:12px}._selectionProperties_npo8e_61{padding-bottom:8px}._selectionHeading_npo8e_62{align-items:center;gap:6px;min-width:0;min-height:28px;font-size:12px;display:flex}._selectionHeading_npo8e_62 strong{white-space:nowrap;font-weight:600}._selectionHeading_npo8e_62>span{color:#64748b;white-space:nowrap;text-overflow:ellipsis;font-size:11px;overflow:hidden}._selectionActions_npo8e_65{gap:0;margin-left:auto;display:flex}._quickScores_npo8e_66{background:#f5f7fa;border-radius:6px;grid-template-columns:repeat(5,minmax(0,1fr));gap:4px;margin-bottom:8px;padding:3px;display:grid}._quickScores_npo8e_66>button{font-variant-numeric:tabular-nums;white-space:nowrap;min-width:0;padding-inline:4px;container:paper-score-button/inline-size}._quickScoreUnit_npo8e_68{white-space:pre}@container paper-score-button (width<=34px){._quickScoreUnit_npo8e_68{display:none}}._scoreTotal_npo8e_70{font-variant-numeric:tabular-nums;font-size:13px;font-weight:600}._selectionEmpty_npo8e_71,._selectionHint_npo8e_71{color:#94a3b8;margin:0;padding:0 0 12px;font-size:12px;line-height:20px}._selectionHint_npo8e_71{padding:4px 0}._answerStepper_npo8e_73{grid-template-columns:28px minmax(0,1fr) 28px;align-items:center;gap:4px;display:grid}._switchGrid_npo8e_74{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 12px;display:grid}._switchGrid_npo8e_74 ._switchField_npo8e_75{gap:4px;min-height:36px}._groupCaption_npo8e_76{color:#94a3b8;margin:12px 0 6px;font-size:11px}._resetAll_npo8e_77{color:#64748b;margin-top:8px}._notesField_npo8e_78{padding:4px 0 8px}._notesHeading_npo8e_79{color:#64748b;justify-content:space-between;align-items:center;font-size:12px;display:flex}._notesSummary_npo8e_80{color:#64748b;-webkit-line-clamp:2;white-space:pre-wrap;overflow-wrap:anywhere;-webkit-box-orient:vertical;margin:4px 0 0;font-size:12px;line-height:18px;display:-webkit-box;overflow:hidden}._notesPopover_npo8e_81{width:300px;max-width:calc(100vw - 48px)}._notesActions_npo8e_82{justify-content:space-between;align-items:center;gap:8px;margin-top:8px;display:flex}._notesActions_npo8e_82 span{color:#94a3b8;font-size:11px}._assetRow_npo8e_84{align-items:center;gap:6px;min-height:48px;display:flex}._assetThumbnail_npo8e_85{color:#94a3b8;background:#f5f7fa;border-radius:4px;flex:0 0 32px;place-items:center;width:32px;height:32px;display:grid;overflow:hidden}._assetThumbnail_npo8e_85 img{-o-object-fit:contain;object-fit:contain;width:100%;height:100%}._assetInfo_npo8e_87{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}._assetInfo_npo8e_87 span{text-overflow:ellipsis;white-space:nowrap;font-size:12px;overflow:hidden}._assetInfo_npo8e_87 small{color:#94a3b8;font-size:10px}._opacityControl_npo8e_90{align-items:center;gap:6px;display:flex}._opacityControl_npo8e_90>span{text-align:right;font-variant-numeric:tabular-nums;color:#64748b;width:34px;font-size:11px}._templateSelect_npo8e_92{flex:1;width:0;min-width:0}._opacitySlider_npo8e_93{flex:1;min-width:0;margin:8px 4px}._templateControls_npo8e_94{align-items:center;gap:6px;min-width:0;display:flex}._panelTitle_npo8e_95{justify-content:space-between;align-items:center;margin:4px 4px 16px;font-size:14px;font-weight:600;display:flex}._panelTitle_npo8e_95 span,._help_npo8e_96{color:var(--sr-ink-muted,#64748b);font-size:12px;font-weight:400}._help_npo8e_96{padding:10px 4px;line-height:1.7}._viewport_npo8e_98{scroll-behavior:smooth;overflow-anchor:none;scrollbar-gutter:stable;background:#eef1f5;min-width:0;padding:16px;position:relative;overflow:auto}._pages_npo8e_99{flex-direction:column;gap:20px;margin:auto;display:flex}._page_npo8e_99{aspect-ratio:210/297;isolation:isolate;background:#fff;outline:1px solid #0000001a;width:100%;position:relative;overflow:visible;box-shadow:0 2px 4px #0000000a,0 8px 24px #00000017}._nativeCanvas_npo8e_101{position:absolute;top:0;left:0;overflow:hidden}._nativeBackground_npo8e_102{pointer-events:none;width:100%;height:100%;position:absolute;inset:0}._nativeSlice_npo8e_103{position:absolute;overflow:hidden}._nativeContent_npo8e_104{-webkit-user-select:text;user-select:text;position:relative}._nativeCanvas_npo8e_101[data-paper-editable=true] [data-pdf-section-title]{cursor:text}._nativeCanvas_npo8e_101[data-paper-editable=true] [data-pdf-section-title]:focus-visible{outline:1px dashed var(--sr-navy);outline-offset:2px}._sectionTitleEditor_npo8e_107{z-index:5;position:absolute}._sectionTitleField_npo8e_108{box-shadow:0 1px 0 var(--sr-navy);align-items:baseline;display:flex}._sectionTitleField_npo8e_108>span{white-space:pre;flex:none}._sectionTitleInput_npo8e_110{flex:1;min-width:0}._nativeFooter_npo8e_111{pointer-events:none;position:absolute;inset:0}._questionOverlay_npo8e_112{pointer-events:none;background:0 0;border:1px solid #0000;border-radius:0;position:absolute}._questionSelected_npo8e_113{border-color:#1677ff99}._editingPages_npo8e_114{box-sizing:border-box;padding:0 48px 0 24px}._objectToolbar_npo8e_115{z-index:6;box-sizing:border-box;background:#fff;border-radius:18px;flex-wrap:nowrap;justify-content:center;align-items:center;gap:4px;width:max-content;height:34px;padding:2px 6px;display:flex;position:absolute;box-shadow:0 1px 4px #0000001f,0 4px 14px #00000014}._objectToolbarOutside_npo8e_116{border-radius:8px;flex-direction:column;gap:4px;width:36px;height:auto;padding:4px 2px}._objectToolbar_npo8e_115 button{flex:none}._pageDragHandle_npo8e_118{z-index:3;touch-action:none;position:absolute;left:-24px}._pageDragHandle_npo8e_118 button{cursor:grab;color:#94a3b8;touch-action:none;width:24px;height:28px;padding:0}._pageDragHandle_npo8e_118 button:active{cursor:grabbing}._dropTarget_npo8e_121{pointer-events:none;z-index:2;position:absolute}._dropTargetActive_npo8e_122{border-top:2px solid #1677ff}._viewport_npo8e_98:has([data-dragging=true]){scroll-behavior:auto}._dragSummary_npo8e_124{text-overflow:ellipsis;white-space:nowrap;color:#172026;background:#fff;border-radius:6px;max-width:320px;padding:10px 16px;font-size:13px;overflow:hidden;box-shadow:0 3px 18px #00000029}._continuedLabel_npo8e_125{color:#64748b;pointer-events:none;font-size:10px;position:absolute;left:-24px}._canvasControls_npo8e_126{z-index:8;background:#fffffff5;border-radius:20px;align-items:center;gap:2px;width:max-content;max-width:100%;margin:16px 0 0 auto;padding:5px 8px;display:flex;position:sticky;bottom:12px;box-shadow:0 2px 12px #0000001a}._resizeHandle_npo8e_127{z-index:2;cursor:ns-resize;touch-action:none;will-change:transform;background:0 0;border:0;justify-content:center;align-items:center;height:24px;padding:0;display:flex;position:absolute}._resizeHandle_npo8e_127:before{content:"";pointer-events:none;border-top:2px dashed #1677ff;position:absolute;inset:50% 0 auto;transform:translateY(-50%)}._resizeHandle_npo8e_127 span{color:#1677ff;font-variant-numeric:tabular-nums;pointer-events:none;text-align:left;width:42px;font-size:10px;line-height:14px;position:absolute;left:calc(100% + 6px)}._resizeHandle_npo8e_127:focus-visible{outline-offset:2px;outline:2px solid #1677ff}._progress_npo8e_131{font-variant-numeric:tabular-nums;background:#fff;border-radius:20px;width:fit-content;margin:16px auto 0;padding:6px 12px;font-size:12px;position:sticky;bottom:0}._source_npo8e_132{pointer-events:none;width:720px;position:fixed;top:0;left:-100000px}._loading_npo8e_133{color:#64748b;justify-content:center;gap:12px;padding:64px 0;font-size:13px;display:flex}._fields_npo8e_134{border:0;min-width:0;margin:0;padding:0}._switchField_npo8e_75{justify-content:space-between;align-items:center;gap:16px;width:100%;font-size:12px;display:flex}@media (width<=1199px){._workspace_npo8e_18,._workspace_npo8e_18._workspaceWithoutOutline_npo8e_19{grid-template-columns:minmax(0,1fr) 272px}._workspace_npo8e_18._workspaceCompact_npo8e_21{grid-template-columns:minmax(0,1fr)}._viewport_npo8e_98{padding:12px}}@container paper-editor (width<=800px){._toolbar_npo8e_2{grid-template-columns:auto minmax(0,1fr) auto;gap:8px}._toolbarLeft_npo8e_3{flex-basis:32px}._toolbarTitle_npo8e_9{display:none}._toolbarCenter_npo8e_3{gap:6px}}@container paper-editor (width<=640px){._toolbarButtonLabel_npo8e_142{display:none}._toolbarHistory_npo8e_3{padding-right:4px}._toolbar_npo8e_2{gap:4px;padding-inline:6px}}@media (prefers-reduced-motion:reduce){._viewport_npo8e_98{scroll-behavior:auto}}