.tensor-generate-panel{margin-bottom:var(--space-lg)}.tensor-generate-toggle{width:100%;padding:var(--space-10)var(--space-lg);background:var(--color-surface-dark-2);color:var(--color-dark-text-e0e0e0);border:var(--border-width-1)solid var(--color-dark-border-333);border-radius:var(--radius-8);cursor:pointer;font-size:var(--font-size-14px);justify-content:space-between;align-items:center;font-weight:600;display:flex}.tensor-generate-toggle.open{border-radius:var(--radius-8)var(--radius-8)0 0;border-bottom:none}.tensor-generate-chevron{font-size:var(--font-size-10px);opacity:.6}.tensor-generate-body{border:var(--border-width-1)solid var(--color-dark-border-333);border-radius:0 0 var(--radius-8)var(--radius-8);padding:var(--space-lg);background:var(--color-dark-surface-111);border-top:none}.tensor-generate-section{margin-bottom:var(--space-14)}.tensor-generate-label{font-size:var(--font-size-12px);color:var(--color-dark-text-aaa);text-transform:uppercase;letter-spacing:var(--letter-spacing-tight);margin-bottom:var(--space-6);font-weight:600;display:block}.tensor-generate-search{width:100%;padding:var(--space-sm)var(--space-10);border:var(--border-width-1)solid var(--color-dark-border-444);border-radius:var(--radius-6);background:var(--color-dark-surface-1a1a1a);color:var(--color-dark-text-e0e0e0);font-size:var(--font-size-13px);margin-bottom:var(--space-6);box-sizing:border-box}.tensor-generate-search::placeholder{color:var(--color-gray-700)}.tensor-generate-spec-list{border:var(--border-width-1)solid var(--color-dark-border-333);border-radius:var(--radius-6);background:var(--color-dark-surface-0d0d0d);max-height:160px;overflow-y:auto}.tensor-spec-item{align-items:center;gap:var(--space-sm);width:100%;padding:var(--space-6)var(--space-10);border:none;border-bottom:var(--border-width-1)solid var(--color-dark-border-222);color:var(--color-dark-text-ccc);cursor:pointer;font-size:var(--font-size-12px);text-align:left;background:0 0;display:flex}.tensor-spec-item:hover{background:var(--color-surface-dark-2)}.tensor-spec-item:last-child{border-bottom:none}.tensor-spec-number{color:var(--color-practice-branch);white-space:nowrap;min-width:var(--space-36);font-weight:700}.tensor-spec-text{text-overflow:ellipsis;white-space:nowrap;flex:1;overflow:hidden}.tensor-spec-topic{font-size:var(--font-size-10px);color:var(--color-gray-700);white-space:nowrap}.tensor-spec-loading,.tensor-spec-empty{padding:var(--space-md);text-align:center;color:var(--color-gray-700);font-size:var(--font-size-12px)}.tensor-generate-selected-spec{align-items:center;gap:var(--space-sm);padding:var(--space-sm)var(--space-10);background:var(--color-surface-dark-2);border:var(--border-width-1)solid var(--color-practice-branch);border-radius:var(--radius-6);font-size:var(--font-size-12px);color:var(--color-dark-text-e0e0e0);display:flex}.tensor-spec-clear{color:var(--color-admin-text-muted);cursor:pointer;font-size:var(--font-size-14px);padding:0 var(--space-xs);background:0 0;border:none;margin-left:auto}.tensor-spec-clear:hover{color:#f44336}.tensor-generate-toggles{gap:var(--space-6);display:flex}.tensor-toggle-btn{padding:var(--space-sm)var(--space-md);border:var(--border-width-1)solid var(--color-dark-border-444);border-radius:var(--radius-6);background:var(--color-dark-surface-1a1a1a);color:var(--color-dark-text-aaa);cursor:pointer;font-size:var(--font-size-13px);flex:1;font-weight:500;transition:background .15s,border-color .15s,color .15s}.tensor-toggle-btn:hover{border-color:var(--color-gray-700);color:var(--color-dark-text-e0e0e0)}.tensor-toggle-btn.active{background:var(--color-surface-dark-2);border-color:var(--color-practice-branch);color:var(--color-practice-branch);font-weight:600}.tensor-generate-btn{width:100%;padding:var(--space-10);border-radius:var(--radius-6);background:var(--color-practice-branch);color:var(--color-dark-surface-111);font-size:var(--font-size-14px);cursor:pointer;border:none;font-weight:700;transition:opacity .15s}.tensor-generate-btn:hover:not(:disabled){opacity:.9}.tensor-generate-btn:disabled{opacity:.4;cursor:not-allowed}.tensor-generate-error{margin-top:var(--space-sm);padding:var(--space-sm)var(--space-10);background:var(--color-dark-error-2a0a0a);border:var(--border-width-1)solid #f44336;border-radius:var(--radius-6);color:#f44336;font-size:var(--font-size-12px)}.tensor-generate-preview{margin-top:var(--space-sm);padding:var(--space-10);background:var(--color-dark-preview-bg);border:var(--border-width-1)solid var(--color-success-500);border-radius:var(--radius-6);color:var(--color-dark-text-ccc);font-size:var(--font-size-13px)}.tensor-generate-preview strong{color:var(--color-success-500);margin-bottom:var(--space-xs);font-size:var(--font-size-11px);text-transform:uppercase;display:block}
.subtree-generate-panel{margin-bottom:var(--space-lg)}.subtree-generate-toggle{align-items:center;gap:var(--space-6);padding:var(--space-sm)var(--space-md);background:var(--color-dark-surface-1a1a1a);border:var(--border-width-1)solid var(--color-dark-border-333);border-radius:var(--radius-6);width:100%;color:var(--color-dark-text-ccc);cursor:pointer;font-size:var(--font-size-085);text-align:left;display:flex}.subtree-generate-toggle:hover{background:var(--color-dark-surface-222)}.subtree-generate-toggle.open{border-radius:var(--radius-6)var(--radius-6)0 0;border-bottom-color:#0000}.subtree-generate-chevron{font-size:var(--font-size-065);margin-left:auto}.subtree-generate-body{border:var(--border-width-1)solid var(--color-dark-border-333);border-radius:0 0 var(--radius-6)var(--radius-6);padding:var(--space-md);background:var(--color-dark-surface-151515);border-top:none}.subtree-generate-section{margin-bottom:var(--space-md)}.subtree-generate-label{font-size:var(--font-size-075);color:var(--color-admin-text-muted);margin-bottom:var(--space-6);display:block}.subtree-generate-search{width:100%;padding:var(--space-6)var(--space-sm);background:var(--color-dark-surface-111);border:var(--border-width-1)solid var(--color-dark-border-444);border-radius:var(--radius-4);color:var(--color-dark-text-ddd);font-size:var(--font-size-08);margin-bottom:var(--space-6)}.subtree-generate-search::placeholder{color:var(--color-gray-700)}.subtree-generate-selected-spec{align-items:center;gap:var(--space-sm);padding:var(--space-6)var(--space-sm);background:var(--color-dark-spec-bg);border:var(--border-width-1)solid var(--whiteboard-toolbar-accent);border-radius:var(--radius-4);display:flex}.subtree-spec-number{color:var(--color-practice-branch);font-weight:700;font-size:var(--font-size-075);white-space:nowrap}.subtree-spec-text{font-size:var(--font-size-08);color:var(--color-dark-text-ccc);text-overflow:ellipsis;white-space:nowrap;flex:1;overflow:hidden}.subtree-spec-clear{color:var(--color-admin-text-muted);cursor:pointer;font-size:var(--font-size-085);padding:0 var(--space-xs);background:0 0;border:none}.subtree-spec-clear:hover{color:var(--color-dark-text-fff)}.subtree-generate-spec-list{gap:var(--space-2);flex-direction:column;max-height:180px;display:flex;overflow-y:auto}.subtree-spec-item{align-items:center;gap:var(--space-sm);padding:var(--space-6)var(--space-sm);border:var(--border-width-1)solid var(--color-dark-border-333);border-radius:var(--radius-4);color:var(--color-dark-text-ccc);cursor:pointer;font-size:var(--font-size-075);text-align:left;background:0 0;display:flex}.subtree-spec-item:hover{background:var(--color-dark-surface-222);border-color:var(--color-dark-border-555)}.subtree-spec-topic{font-size:var(--font-size-065);color:var(--color-gray-700);white-space:nowrap;margin-left:auto}.subtree-spec-loading,.subtree-spec-empty{text-align:center;padding:var(--space-md);color:var(--color-gray-700);font-size:var(--font-size-08)}.subtree-scaffolding-options{gap:var(--space-xs);display:flex}.subtree-scaffolding-btn{padding:var(--space-xs)var(--space-10);background:var(--color-dark-surface-222);border:var(--border-width-1)solid var(--color-dark-border-444);border-radius:var(--radius-4);color:var(--color-dark-text-aaa);cursor:pointer;font-size:var(--font-size-075)}.subtree-scaffolding-btn:hover{background:var(--color-dark-border-333)}.subtree-scaffolding-btn.active{background:var(--color-dark-active-bg);border-color:var(--color-violet-500);color:#c4b5fd}.subtree-generate-btn{width:100%;padding:var(--space-sm)var(--space-lg);background:var(--color-violet-500);border-radius:var(--radius-4);color:var(--color-dark-text-fff);cursor:pointer;font-size:var(--font-size-085);border:none;font-weight:600}.subtree-generate-btn:hover:not(:disabled){background:var(--color-violet-600)}.subtree-generate-btn:disabled{opacity:.5;cursor:not-allowed}.subtree-generate-progress{margin-top:var(--space-md)}.subtree-progress-bar{height:var(--space-xs);background:var(--color-dark-border-333);border-radius:var(--space-2);overflow:hidden}.subtree-progress-fill{background:var(--color-violet-500);height:100%;transition:width 1s linear}.subtree-progress-text{font-size:var(--font-size-075);color:var(--color-admin-text-muted);margin-top:var(--space-6);text-align:center}.subtree-generate-error{margin-top:var(--space-sm);padding:var(--space-sm);background:var(--color-dark-error-bg);border-radius:var(--radius-4);color:#f44336;font-size:var(--font-size-08)}.subtree-results{margin-top:var(--space-md)}.subtree-results-summary{font-size:var(--font-size-08);color:var(--color-dark-text-aaa);margin-bottom:var(--space-sm)}.subtree-grid{gap:var(--space-2);grid-template-columns:100px repeat(4,1fr);display:grid}.subtree-grid-header,.subtree-grid-row{display:contents}.subtree-grid-cell{padding:var(--space-6)var(--space-xs);text-align:center;font-size:var(--font-size-07);border-radius:var(--radius-4)}.subtree-grid-corner{background:0 0}.subtree-grid-col-label{background:var(--color-dark-spec-col-bg);color:var(--color-dark-spec-col-text);font-weight:600}.subtree-grid-row-label{background:var(--color-dark-spec-row-bg);color:var(--color-dark-spec-row-text);text-align:left;padding-left:var(--space-sm);font-weight:600}.subtree-grid-result{cursor:default}.subtree-grid-result--generated{background:var(--color-dark-result-generated-bg);color:var(--color-dark-result-generated-text);font-weight:600}.subtree-grid-result--skipped{background:var(--color-dark-surface-222);color:var(--color-dark-border-555)}.subtree-grid-result--failed{background:var(--color-dark-error-bg);color:#f44336;font-weight:600}
.triage-panel{margin-bottom:var(--space-lg)}.triage-panel-toggle{align-items:center;gap:var(--space-6);padding:var(--space-sm)var(--space-md);background:var(--color-dark-surface-1a1a1a);border:var(--border-width-1)solid var(--color-dark-border-333);border-radius:var(--radius-6);width:100%;color:var(--color-dark-text-ccc);cursor:pointer;font-size:var(--font-size-085);text-align:left;display:flex}.triage-panel-toggle:hover{background:var(--color-dark-surface-222)}.triage-panel-toggle.open{border-radius:var(--radius-6)var(--radius-6)0 0;border-bottom-color:#0000}.triage-panel-chevron{font-size:var(--font-size-065);margin-left:auto}.triage-panel-body{border:var(--border-width-1)solid var(--color-dark-border-333);border-radius:0 0 var(--radius-6)var(--radius-6);padding:var(--space-md);background:var(--color-dark-surface-151515);border-top:none}.triage-panel-loading,.triage-panel-empty{text-align:center;padding:var(--space-lg);color:var(--color-admin-text-muted);font-size:var(--font-size-08)}.triage-panel-summary{font-size:var(--font-size-08);color:var(--color-admin-text-muted);margin-bottom:var(--space-md)}.triage-piles{gap:var(--space-6);margin-bottom:var(--space-md);flex-direction:column;display:flex}.triage-pile{border-radius:var(--radius-6);overflow:hidden}.triage-pile-header{align-items:center;gap:var(--space-md);width:100%;padding:var(--space-10)var(--space-md);background:var(--color-dark-surface-1a1a1a);border:var(--border-width-1)solid var(--color-dark-border-333);border-left:var(--border-width-3)solid var(--triage-pile-color,var(--color-admin-text-muted));border-radius:var(--radius-6);cursor:pointer;text-align:left;display:flex}.triage-pile-header:hover{background:var(--color-dark-surface-222)}.triage-pile-info{gap:var(--space-2);flex-direction:column;flex:1;display:flex}.triage-pile-label{font-size:var(--font-size-085);color:var(--triage-pile-color,var(--color-dark-text-ccc));font-weight:600}.triage-pile-desc{font-size:var(--font-size-07);color:var(--color-gray-700)}.triage-pile-count{font-size:var(--font-size-12);min-width:var(--space-2xl);text-align:right;color:var(--triage-pile-color,var(--color-dark-text-ccc));font-weight:700}.triage-pile-scaffolding{align-items:center;gap:var(--space-xs);padding:var(--space-6)var(--space-md);background:var(--color-dark-surface-1a1a1a);border:var(--border-width-1)solid var(--color-dark-border-333);font-size:var(--font-size-075);border-top:none;display:flex}.triage-scaffolding-label{color:var(--color-admin-text-muted);margin-right:var(--space-xs)}.triage-scaffolding-btn{padding:var(--space-2)var(--space-sm);background:var(--color-dark-surface-222);border:var(--border-width-1)solid var(--color-dark-border-444);border-radius:var(--radius-4);color:var(--color-dark-text-aaa);cursor:pointer;font-size:var(--font-size-07)}.triage-scaffolding-btn:hover{background:var(--color-dark-border-333)}.triage-scaffolding-btn.active{background:var(--color-dark-active-bg);border-color:var(--color-violet-500);color:#c4b5fd}.triage-pile-items{padding:var(--space-sm)var(--space-md);gap:var(--space-xs);border:var(--border-width-1)solid var(--color-dark-border-333);border-radius:0 0 var(--radius-6)var(--radius-6);background-color:var(--triage-pile-bg,transparent);border-top:none;flex-direction:column;display:flex}.triage-pile-item{align-items:center;gap:var(--space-sm);padding:var(--space-xs)0;font-size:var(--font-size-075);display:flex}.triage-item-topic{color:var(--color-dark-text-ccc);font-weight:500}.triage-item-number{color:var(--color-practice-branch);font-family:monospace;font-size:var(--font-size-07)}.triage-item-mastery{color:var(--color-admin-text-muted);font-size:var(--font-size-07);margin-left:auto}.triage-pile-more{font-size:var(--font-size-07);color:var(--color-gray-700);padding:var(--space-xs)0}.triage-generate-btn{width:100%;padding:var(--space-sm)var(--space-lg);background:var(--color-violet-500);border-radius:var(--radius-4);color:var(--color-dark-text-fff);cursor:pointer;font-size:var(--font-size-085);border:none;font-weight:600}.triage-generate-btn:hover:not(:disabled){background:var(--color-violet-600)}.triage-generate-btn:disabled{opacity:.5;cursor:not-allowed}.triage-progress{margin-top:var(--space-md)}.triage-progress-bar{height:var(--space-xs);background:var(--color-dark-border-333);border-radius:var(--space-2);overflow:hidden}.triage-progress-fill{background:var(--color-violet-500);height:100%;width:var(--triage-progress-width,0%);transition:width 1s linear}.triage-progress-text{font-size:var(--font-size-075);color:var(--color-admin-text-muted);margin-top:var(--space-6);text-align:center}.triage-error{margin-top:var(--space-sm);padding:var(--space-sm);background:var(--color-dark-error-bg);border-radius:var(--radius-4);color:#f44336;font-size:var(--font-size-08)}.triage-results{margin-top:var(--space-md);padding:var(--space-10);background:var(--color-dark-surface-111);border-radius:var(--radius-6)}.triage-results-title{font-size:var(--font-size-085);color:var(--color-dark-text-ccc);margin-bottom:var(--space-sm);font-weight:600}.triage-result-row{padding:var(--space-6)var(--space-10);border-left:var(--border-width-3)solid var(--triage-pile-color,var(--color-admin-text-muted));margin-bottom:var(--space-xs);border-radius:0 var(--radius-4)var(--radius-4)0;background:var(--color-dark-surface-1a1a1a);justify-content:space-between;align-items:center;display:flex}.triage-result-label{font-size:var(--font-size-08);color:var(--triage-pile-color,var(--color-dark-text-ccc));font-weight:600}.triage-result-stats{font-size:var(--font-size-075);color:var(--color-admin-text-muted)}
.figure-svg{max-width:100%;height:auto;margin:var(--space-sm)0;background:var(--color-figure-bg);border:var(--border-width-1)solid var(--color-dark-border-333);border-radius:var(--radius-6);display:block}.figure-axis{stroke:#888;stroke-width:1.5px}.figure-grid-line{stroke:var(--color-figure-grid);stroke-width:.5px}.figure-tick-label{fill:#888;font-size:var(--font-size-10px)}.figure-curve{stroke-width:2px;stroke-linecap:round;stroke-linejoin:round}.figure-curve-1{stroke:var(--color-figure-curve)}.figure-key-point{fill:var(--color-red-500);stroke:var(--color-dark-text-fff);stroke-width:1px}.figure-point-label{fill:#ddd;font-size:var(--font-size-11px);font-weight:500}.figure-connect-line{stroke:var(--color-figure-curve);stroke-width:1.5px;stroke-dasharray:4 2}
.socratic-panel{border:var(--border-width-1)solid var(--color-dark-border-333);border-radius:var(--radius-6);background:var(--color-dark-surface-111);flex-direction:column;height:100%;max-height:500px;display:flex;overflow:hidden}.socratic-header{align-items:center;gap:var(--space-sm);padding:var(--space-sm)var(--space-md);border-bottom:var(--border-width-1)solid var(--color-dark-border-333);display:flex}.socratic-title{font-size:var(--font-size-13px);color:var(--color-dark-text-ccc);flex:1;font-weight:600}.socratic-exchange-count{font-size:var(--font-size-12px);color:var(--color-admin-text-muted);font-family:monospace}.socratic-understanding{font-size:var(--font-size-11px);color:var(--color-green-500);padding:var(--space-1)var(--space-6);border:var(--border-width-1)solid var(--color-green-500);border-radius:var(--radius-4);font-weight:700}.socratic-gap-banner{padding:var(--space-6)var(--space-md);font-size:var(--font-size-12px);color:var(--color-amber-warm-400);background:var(--color-amber-warm-400-a10);border-bottom:var(--border-width-1)solid var(--color-dark-border-333)}.socratic-messages{padding:var(--space-sm)var(--space-md);gap:var(--space-sm);flex-direction:column;flex:1;display:flex;overflow-y:auto}.socratic-message{max-width:85%;padding:var(--space-6)var(--space-10);border-radius:var(--radius-6);font-size:var(--font-size-13px);line-height:1.5}.socratic-message-tutor{background:var(--color-surface-dark-2);color:var(--color-dark-text-ddd);align-self:flex-start}.socratic-message-student{color:var(--color-dark-text-ddd);background:#1e3a2e;align-self:flex-end}.socratic-message-label{font-size:var(--font-size-10px);color:var(--color-admin-text-muted);margin-bottom:var(--space-2);text-transform:uppercase;font-weight:600}.socratic-message-content{word-break:break-word}.socratic-typing{color:var(--color-admin-text-muted);font-style:italic}.socratic-input-row{gap:var(--space-6);padding:var(--space-sm)var(--space-md);border-top:var(--border-width-1)solid var(--color-dark-border-333);display:flex}.socratic-input{padding:var(--space-6)var(--space-10);font-size:var(--font-size-13px);background:var(--color-dark-surface-1a1a1a);border:var(--border-width-1)solid var(--color-dark-border-444);border-radius:var(--radius-4);color:var(--color-dark-text-fff);outline:none;flex:1}.socratic-input:focus{border-color:var(--color-violet-500)}.socratic-input::placeholder{color:var(--color-gray-555)}.socratic-send-btn{padding:var(--space-6)var(--space-14);font-size:var(--font-size-13px);background:var(--color-violet-500);color:var(--color-dark-text-fff);border-radius:var(--radius-4);cursor:pointer;border:none;font-weight:600}.socratic-send-btn:disabled{opacity:.4;cursor:not-allowed}.socratic-finished{padding:var(--space-10)var(--space-md);font-size:var(--font-size-13px);color:var(--color-admin-text-muted);text-align:center;border-top:var(--border-width-1)solid var(--color-dark-border-333);gap:var(--space-sm);flex-direction:column;align-items:center;display:flex}.socratic-new-session-btn{padding:var(--space-6)var(--space-14);font-size:var(--font-size-12px);background:var(--color-violet-500);color:var(--color-dark-text-fff);border-radius:var(--radius-4);cursor:pointer;margin-top:var(--space-xs);border:none;font-weight:600}.socratic-new-session-btn:hover{background:var(--color-violet-600)}.socratic-error{padding:var(--space-6)var(--space-md);font-size:var(--font-size-12px);color:var(--color-danger-bright);border-top:var(--border-width-1)solid var(--color-dark-border-333)}.socratic-drill-btn{padding:var(--space-2)var(--space-sm);font-size:var(--font-size-11px);color:var(--color-violet-500);border:var(--border-width-1)solid var(--color-violet-500);border-radius:var(--radius-4);cursor:pointer;margin-left:var(--space-sm);background:0 0;flex-shrink:0;font-weight:600}.socratic-drill-btn:hover{background:var(--color-violet-500);color:var(--color-dark-text-fff)}.socratic-welcome{padding:var(--space-20);flex:1;justify-content:center;align-items:center;display:flex}.socratic-welcome-content{text-align:center;max-width:320px}.socratic-welcome-title{font-size:var(--font-size-16px);color:var(--color-dark-text-ddd);margin:0 0 var(--space-md)0;font-weight:600}.socratic-welcome-text{font-size:var(--font-size-13px);color:var(--goals-text-light);margin:0 0 var(--space-20)0;line-height:1.6}.socratic-start-btn{padding:var(--space-10)var(--space-xl);font-size:var(--font-size-14px);background:var(--color-violet-500);color:var(--color-dark-text-fff);border-radius:var(--radius-6);cursor:pointer;border:none;font-weight:600;transition:background .2s}.socratic-start-btn:hover{background:var(--color-violet-600)}
.scratch-canvas-wrapper{background:var(--color-dark-text-fff);border-radius:var(--radius-8);flex-direction:column;height:100%;display:flex;overflow:hidden}.scratch-canvas-area{padding:var(--space-sm);flex:1;justify-content:center;align-items:flex-start;display:flex;overflow:auto}.scratch-canvas-area.cursor-eraser{cursor:crosshair}.scratch-canvas-controls{align-items:center;gap:var(--space-6);padding:var(--space-sm)var(--space-md);border-top:var(--border-width-1)solid #e0e0e0;background:#f8f8f8;flex-shrink:0;display:flex}.scratch-ctrl-btn{padding:var(--space-xs)var(--space-10);font-size:var(--font-size-12px);border:var(--border-width-1)solid var(--color-gray-d0d0d0);border-radius:var(--radius-4);background:var(--color-dark-text-fff);color:#444;cursor:pointer}.scratch-ctrl-btn:hover{background:var(--color-gray-warm-200)}.scratch-ctrl-btn.active{color:#1565c0;background:#e3f2fd;border-color:#90caf9;font-weight:600}.scratch-ctrl-btn:disabled{opacity:.4;cursor:not-allowed}.scratch-ctrl-btn--danger{color:var(--color-red-900);border-color:var(--color-light-border-e0b0b0)}.scratch-ctrl-btn--danger:hover{background:var(--color-pink-50)}.scratch-ctrl-divider{width:var(--border-width-1);height:var(--space-20);background:var(--color-gray-d0d0d0);margin:0 var(--space-xs)}.scratch-ctrl-label{font-size:var(--font-size-12px);color:#666;min-width:var(--space-2xl);text-align:center}
.session-layout{background:var(--color-dark-surface-0a0a0a);width:100%;height:calc(100vh - 60px);display:flex;overflow:hidden}.session-panel-left{border-right:var(--border-width-1)solid var(--color-dark-border-333);flex-direction:column;flex:0 0 400px;min-width:300px;max-width:600px;display:flex;overflow:hidden}.session-panel-right{flex-direction:column;flex:1;display:flex;position:relative;overflow:hidden}.session-panel-left .socratic-panel{border:none;border-radius:0;height:100%;max-height:none}.socratic-welcome{padding:var(--space-xl);flex:1;justify-content:center;align-items:center;display:flex}.socratic-welcome-content{text-align:center;max-width:280px}.socratic-welcome-title{font-size:var(--font-size-16px);color:var(--color-dark-text-ccc);margin:0 0 var(--space-sm)0;font-weight:600}.socratic-welcome-text{font-size:var(--font-size-13px);color:var(--color-admin-text-muted);margin:0 0 var(--space-lg)0;line-height:1.5}.socratic-start-btn{padding:var(--space-sm)var(--space-20);font-size:var(--font-size-13px);background:var(--color-violet-500);color:var(--color-dark-text-fff);border-radius:var(--radius-4);cursor:pointer;border:none;font-weight:600}.socratic-start-btn:hover{background:var(--color-violet-600)}.socratic-start-btn:disabled{opacity:.4;cursor:not-allowed}@media (max-width:1024px){.session-layout{flex-direction:column}.session-panel-left{min-width:unset;max-width:unset;border-right:none;border-bottom:var(--border-width-1)solid var(--color-dark-border-333);flex:0 0 50%}.session-panel-right{flex:1}}
.right-pane:has(.session-instrument){background:var(--si-bg-primary);max-width:100%;padding:0;overflow:hidden}.right-pane:has(.session-instrument) .breadcrumbs{background:var(--si-bg-primary);color:var(--color-white-a50);padding:var(--space-sm)var(--space-lg);border-bottom:var(--border-width-1)solid var(--color-white-a10)}.right-pane:has(.session-instrument) .breadcrumbs a{color:var(--color-white-a50)}.right-pane:has(.session-instrument) .breadcrumbs a:hover{color:var(--color-white-a80)}.right-pane:has(.session-instrument) .breadcrumb-separator{color:var(--color-white-a30)}:root{--si-bg-primary:var(--color-surface-dark-1);--si-bg-secondary:var(--color-surface-dark-2);--si-accent:var(--color-gold-accent);--si-accent-hover:var(--si-accent-hover-local);--si-text-primary:var(--color-white);--si-text-secondary:var(--color-white-a70);--si-text-muted:var(--color-white-a40);--si-border:var(--color-white-a10);--si-card-bg:var(--color-white-a05);--si-success:var(--color-success-bright);--si-error:var(--color-danger-bright);--si-tutor-bg:var(--color-gold-accent-a08);--si-student-bg:var(--color-success-bright-a08);--si-canvas-width:var(--layout-si-canvas-width);--si-canvas-height:var(--layout-si-canvas-height);--si-radius:var(--radius-10);--si-spacing:var(--space-20)}.session-instrument{background:linear-gradient(180deg,var(--si-bg-primary)0%,var(--si-bg-secondary)100%);width:100%;max-width:100%;height:100dvh;color:var(--si-text-primary);-webkit-font-smoothing:antialiased;flex-direction:column;display:flex;overflow:hidden}.session-instrument-main{flex:1;display:flex;overflow:hidden}.session-instrument *,.session-instrument :before,.session-instrument :after{box-sizing:border-box}.session-instrument-left{min-width:var(--layout-min-width-320);border-right:var(--border-width-1)solid var(--si-border);flex-direction:column;flex:1;display:flex;overflow:hidden}.session-instrument-right{width:var(--si-canvas-width);height:var(--si-canvas-height);margin-right:var(--si-spacing);border-radius:var(--si-radius);flex-direction:column;flex-shrink:0;align-self:center;display:flex;position:relative;overflow:hidden}.session-instrument-status-bar{justify-content:space-between;align-items:center;gap:var(--space-md);padding:var(--space-10)var(--space-20);border-bottom:var(--border-width-1)solid var(--si-border);background:var(--color-white-a02);font-size:var(--font-size-13px);flex-shrink:0;display:flex}.session-instrument-status-left{align-items:center;gap:var(--space-md);flex:1;min-width:0;display:flex}.session-instrument-status-right{align-items:center;gap:var(--space-sm);flex-shrink:0;display:flex}.session-instrument-exchange-count{font-size:var(--font-size-12px);color:var(--si-text-muted);font-family:monospace}.session-instrument-understanding-badge{font-size:var(--font-size-11px);color:var(--si-success);padding:var(--space-1)var(--space-6);border:var(--border-width-1)solid var(--si-success);border-radius:var(--radius-3);font-weight:700}.session-instrument-phase-badge{align-items:center;gap:var(--space-6);padding:var(--space-3)var(--space-10);border-radius:var(--radius-6);font-size:var(--font-size-11px);text-transform:uppercase;letter-spacing:var(--letter-spacing-wide);background:var(--color-gold-accent-a15);color:var(--si-accent);border:var(--border-width-1)solid var(--color-gold-accent-a25);font-weight:600;display:inline-flex}.session-instrument--tutor_thinking .session-instrument-phase-badge{background:var(--color-white-a06);color:var(--si-text-muted);border-color:var(--color-white-a08)}.session-instrument--assessing .session-instrument-phase-badge{background:var(--color-gold-accent-a12);color:var(--si-accent);border-color:var(--color-gold-accent-a20)}.session-instrument--reviewing .session-instrument-phase-badge{background:var(--color-success-bright-a10);color:var(--si-success);border-color:var(--color-success-bright-a20)}.session-instrument--session_complete .session-instrument-phase-badge{background:var(--color-success-bright-a15);color:var(--si-success);border-color:var(--color-success-bright-a25)}.session-instrument-topic-label{color:var(--si-text-secondary);white-space:nowrap;text-overflow:ellipsis;flex:1;font-weight:500;overflow:hidden}.session-instrument-status{font-size:var(--font-size-12px);color:var(--si-text-muted);font-family:monospace}.session-instrument-turn-panel{flex-direction:column;height:100%;display:flex;overflow:hidden}.session-instrument-welcome{padding:var(--space-xl);flex:1;justify-content:center;align-items:center;display:flex}.session-instrument-welcome-content{text-align:center;max-width:var(--layout-max-width-280)}.session-instrument-welcome-title{font-size:var(--font-size-18px);color:var(--si-text-primary);margin:0 0 var(--space-sm)0;font-weight:600}.session-instrument-welcome-text{font-size:var(--font-size-13px);color:var(--si-text-secondary);margin:0 0 var(--space-20)0;line-height:1.6}.session-instrument-start-btn{padding:var(--space-10)var(--space-xl);font-size:var(--font-size-14px);background:var(--si-accent);color:var(--si-bg-primary);border-radius:var(--radius-10);cursor:pointer;border:none;font-weight:600;transition:all .2s}.session-instrument-start-btn:hover{background:var(--color-gold-accent-hover);transform:translateY(-1px)}.session-instrument-messages{gap:var(--space-sm);padding:var(--space-md)var(--space-lg);scrollbar-width:thin;scrollbar-color:var(--color-white-a15)transparent;flex-direction:column;flex:1;display:flex;overflow:hidden auto}.session-instrument-messages::-webkit-scrollbar{width:var(--border-width-4)}.session-instrument-messages::-webkit-scrollbar-track{background:0 0}.session-instrument-messages::-webkit-scrollbar-thumb{background:var(--color-white-a15);border-radius:var(--radius-4)}.session-instrument-messages::-webkit-scrollbar-thumb:hover{background:var(--color-white-a25)}.session-instrument-message{max-width:85%;padding:var(--space-10)var(--space-14);border-radius:var(--space-14);font-size:var(--font-size-14px);overflow-wrap:break-word;word-break:break-word;line-height:1.5;animation:.3s si-message-enter;overflow-x:hidden}@keyframes si-message-enter{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.session-instrument-message-tutor{background:var(--si-tutor-bg);border:var(--border-width-1)solid var(--color-gold-accent-a12);color:var(--color-white-a90);align-self:flex-start}.session-instrument-message-student{background:var(--si-student-bg);border:var(--border-width-1)solid var(--color-success-bright-a15);color:var(--si-text-primary);align-self:flex-end}.session-instrument-message .katex{font-size:var(--font-size-095em)}.session-instrument-input-area{gap:var(--space-sm);padding:var(--space-md)var(--space-lg);border-top:var(--border-width-1)solid var(--si-border);align-items:flex-end;max-width:100%;display:flex}.session-instrument-input{width:0;min-width:0;padding:var(--space-10)var(--space-14);background:var(--color-white-a06);border:var(--border-width-1)solid var(--color-white-a15);border-radius:var(--radius-10);color:var(--si-text-primary);font-size:var(--font-size-16px);-webkit-appearance:none;resize:none;max-height:var(--layout-min-height-120);outline:none;flex:1;font-family:inherit;line-height:1.4;transition:border-color .2s;overflow:hidden}.session-instrument-input:focus{border-color:var(--si-accent)}.session-instrument-input::placeholder{color:var(--color-white-a25)}.session-instrument-send-btn{padding:var(--space-10)var(--space-18);background:var(--si-accent);color:var(--si-bg-primary);border-radius:var(--radius-10);font-size:var(--font-size-14px);cursor:pointer;letter-spacing:var(--letter-spacing-tight);border:none;flex-shrink:0;font-weight:600;transition:all .2s}.session-instrument-send-btn:hover{background:var(--color-gold-accent-hover);transform:translateY(-1px)}.session-instrument-send-btn:disabled{opacity:.3;cursor:not-allowed;transform:none}.session-instrument-action-btn{padding:var(--space-sm)var(--space-lg);color:var(--si-text-secondary);border:var(--border-width-1)solid var(--color-white-a20);border-radius:var(--radius-10);font-size:var(--font-size-13px);cursor:pointer;background:0 0;font-weight:500;transition:all .2s}.session-instrument-action-btn:hover{border-color:var(--color-white-a40);color:var(--si-text-primary)}.session-instrument-canvas-pane{flex-direction:column;flex:1;display:flex;position:relative;overflow:hidden}.session-instrument-right .scratch-canvas-wrapper{background:var(--si-bg-secondary);border-radius:0}.session-instrument-right .scratch-canvas-area{background:var(--color-white);padding:0;overflow:hidden}.session-instrument-right .scratch-canvas-controls{background:var(--si-bg-primary);border-top:var(--border-width-1)solid var(--si-border);gap:var(--space-sm);padding:var(--space-sm)var(--space-md)}.session-instrument-right .scratch-ctrl-btn{background:var(--color-white-a06);border:var(--border-width-1)solid var(--color-white-a12);border-radius:var(--radius-8);color:var(--color-white-a60);font-size:var(--font-size-12px);padding:var(--space-5)var(--space-md);transition:all .2s}.session-instrument-right .scratch-ctrl-btn:hover{background:var(--color-white-a10);color:var(--color-white-a90);border-color:var(--color-white-a20)}.session-instrument-right .scratch-ctrl-btn.active{background:var(--color-gold-accent-a15);border-color:var(--si-accent);color:var(--si-accent);font-weight:600}.session-instrument-right .scratch-ctrl-btn--danger{color:var(--si-error);border-color:var(--color-danger-bright-a30)}.session-instrument-right .scratch-ctrl-btn--danger:hover{background:var(--color-danger-bright-a10)}.session-instrument-right .scratch-ctrl-btn:disabled{opacity:.3}.session-instrument-right .scratch-ctrl-divider{background:var(--color-white-a10)}.session-instrument-right .scratch-ctrl-label{color:var(--color-white-a40)}.session-instrument-canvas-guidance{text-align:center;pointer-events:none;z-index:1;color:var(--si-text-muted);font-size:var(--font-size-15px);letter-spacing:var(--letter-spacing-narrow);max-width:var(--layout-max-width-320);line-height:1.6;transition:opacity .3s;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.session-instrument--answering .session-instrument-canvas-guidance{color:var(--si-text-secondary)}.session-instrument--tutor_thinking .session-instrument-canvas-guidance{opacity:.5}.session-instrument-canvas-controls{align-items:center;gap:var(--space-sm);padding:var(--space-sm)var(--space-lg);border-top:var(--border-width-1)solid var(--si-border);background:var(--color-white-a02);display:flex}.session-instrument-canvas-controls button{padding:var(--space-6)var(--space-md);background:var(--color-white-a06);border:var(--border-width-1)solid var(--si-border);border-radius:var(--radius-8);color:var(--si-text-secondary);font-size:var(--font-size-12px);cursor:pointer;transition:all .2s}.session-instrument-canvas-controls button:hover{background:var(--color-white-a10);color:var(--si-text-primary);border-color:var(--color-white-a20)}.session-instrument-canvas-controls button.active{background:var(--color-gold-accent-a15);border-color:var(--si-accent);color:var(--si-accent)}.session-instrument-loading{padding:var(--space-40)var(--space-20);justify-content:center;align-items:center;gap:var(--space-lg);flex-direction:column;display:flex}.session-instrument-spinner{width:var(--space-2xl);height:var(--space-2xl);border:var(--border-width-3)solid var(--color-white-a10);border-top-color:var(--si-accent);border-radius:50%;animation:.8s linear infinite si-spin}@keyframes si-spin{to{transform:rotate(360deg)}}.session-instrument-loading-text{color:var(--si-text-muted);font-size:var(--font-size-13px);letter-spacing:var(--letter-spacing-narrow)}.session-instrument-thinking{align-items:center;gap:var(--space-6);padding:var(--space-10)var(--space-14);color:var(--si-text-muted);font-size:var(--font-size-13px);align-self:flex-start;display:flex}.session-instrument-thinking-dots{gap:var(--space-3);display:flex}.session-instrument-thinking-dots 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.add-to-bundle-header h3{font-size:var(--font-size-18px);color:#333;margin:0}.add-to-bundle-content{padding:var(--space-lg);flex:1;overflow-y:auto}.empty-state{text-align:center;padding:var(--space-2xl)var(--space-lg);color:#666}.bundle-list{gap:var(--space-sm);flex-direction:column;display:flex}.bundle-item{padding:var(--space-md)var(--space-lg);background:var(--color-light-surface-f8f9fa);border:var(--border-width-1)solid #e0e0e0;border-radius:var(--radius-8);cursor:pointer;text-align:left;font-size:var(--font-size-15px);color:#333;width:100%;transition:all .2s}.bundle-item:hover{background:#e3f2fd;border-color:#90caf9}.cancel-button{padding:var(--space-sm)var(--space-lg);border:var(--border-width-1)solid #ddd;border-radius:var(--radius-6);cursor:pointer;font-size:var(--font-size-14px);color:#666;background:#f5f5f5}.cancel-button:hover{background:#eee}
.load-question-set-subtitle{padding:var(--space-md)var(--space-20);background:var(--color-light-surface-f8f9fa);font-size:var(--font-size-14px);color:#666;border-bottom:var(--border-width-1)solid #eee;flex-shrink:0}.load-question-set-content{padding:var(--space-lg);flex:1;overflow-y:auto}.loading-state,.error-state,.empty-state{text-align:center;padding:var(--space-2xl)var(--space-lg);color:#666}.error-state{color:var(--color-red-900)}.empty-hint{font-size:var(--font-size-13px);color:#999;margin-top:var(--space-sm)}.question-set-list{gap:var(--space-sm);flex-direction:column;display:flex}.question-set-item{align-items:flex-start;gap:var(--space-xs);padding:var(--space-md)var(--space-lg);background:var(--color-light-surface-f8f9fa);border:var(--border-width-1)solid #e0e0e0;border-radius:var(--radius-8);cursor:pointer;text-align:left;flex-direction:column;width:100%;transition:all .2s;display:flex}.question-set-item:hover{background:#e3f2fd;border-color:#90caf9}.question-set-name{color:#333;font-weight:500}.question-set-meta{font-size:var(--font-size-13px);color:#666}.question-set-status{font-size:var(--font-size-11px);text-transform:uppercase;padding:var(--space-2)var(--space-6);border-radius:var(--radius-4);background:var(--color-orange-50);color:var(--color-amber-deep)}
.add-homework-modal-overlay{z-index:1000;background:#00000080;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.add-homework-modal{background:var(--bg-primary,var(--color-dark-text-fff));border-radius:var(--mild-border-radius,var(--radius-8));padding:var(--space-xl);width:90%;max-width:400px;box-shadow:0 8px 32px var(--color-black-a20)}.add-homework-modal-title{margin:0 0 var(--space-lg);font-size:var(--font-size-18px);color:var(--text-primary,#1a1a2e);font-weight:600}.add-homework-modal-error{background:var(--color-red-50);border:var(--border-width-1)solid var(--color-red-200);color:var(--color-red-600);padding:var(--space-sm)var(--space-md);border-radius:var(--slight-border-radius,var(--radius-4));margin-bottom:var(--space-md);font-size:var(--font-size-14px)}.add-homework-modal-field{margin-bottom:var(--space-lg)}.add-homework-modal-field label{margin-bottom:var(--space-sm);color:var(--text-secondary,#666);font-weight:500;font-size:var(--font-size-14px);display:block}.add-homework-modal-loading{color:var(--text-secondary,#666);font-size:var(--font-size-14px);padding:var(--space-md);text-align:center}.add-homework-modal-students{gap:var(--space-sm);flex-direction:column;display:flex}.add-homework-modal-student{align-items:center;gap:var(--space-md);padding:var(--space-md);border:var(--border-width-1)solid var(--border-color,#e0e0e0);border-radius:var(--slight-border-radius,var(--radius-4));background:var(--bg-primary,var(--color-dark-text-fff));cursor:pointer;transition:all .15s;display:flex}.add-homework-modal-student:hover{border-color:var(--primary-color,#4a90d9);background:#f8fafc}.add-homework-modal-student:disabled{opacity:.6;cursor:not-allowed}.add-homework-modal-student-selected{border-color:var(--primary-color,#4a90d9);background:var(--color-blue-50);box-shadow:0 0 0 2px var(--color-info-500-a20)}.add-homework-modal-student-avatar{width:var(--space-36);height:var(--space-36);border-radius:var(--radius-50);background:linear-gradient(135deg,var(--color-suggest-generate-start)0%,var(--color-suggest-generate-end)100%);color:var(--color-dark-text-fff);font-weight:600;font-size:var(--font-size-14px);justify-content:center;align-items:center;display:flex}.add-homework-modal-student-name{color:var(--text-primary,#1a1a2e);font-weight:500}.add-homework-modal-empty{color:var(--text-secondary,#666);font-size:var(--font-size-14px);text-align:center;padding:var(--space-lg)}.add-homework-modal-actions{justify-content:flex-end;gap:var(--space-sm);margin-top:var(--space-lg);display:flex}.add-homework-modal-btn{padding:var(--space-sm)var(--space-lg);border-radius:var(--btn-radius,var(--radius-8));background:var(--btn-primary-bg,#1a1a2e);color:var(--color-dark-text-fff);cursor:pointer;border:none;font-weight:500;transition:opacity .15s}.add-homework-modal-btn:hover{opacity:.9}.add-homework-modal-btn:disabled{opacity:.5;cursor:not-allowed}.add-homework-modal-btn-cancel{padding:var(--space-sm)var(--space-lg);border:var(--border-width-1)solid var(--border-color,#e0e0e0);border-radius:var(--btn-radius,var(--radius-8));background:var(--bg-primary,var(--color-dark-text-fff));color:var(--text-secondary,#666);cursor:pointer;font-weight:500;transition:all .15s}.add-homework-modal-btn-cancel:hover{background:#f5f5f5}.add-homework-modal-btn-cancel:disabled{opacity:.5;cursor:not-allowed}.add-homework-modal-success{text-align:center;padding:var(--space-lg)0}.add-homework-modal-success-icon{width:var(--space-48);height:var(--space-48);border-radius:var(--radius-50);color:var(--color-dark-text-fff);font-size:var(--font-size-24px);margin:0 auto var(--space-md);background:#10b981;justify-content:center;align-items:center;display:flex}.add-homework-modal-success p{margin:0 0 var(--space-sm);color:var(--text-primary,#1a1a2e)}.add-homework-modal-homework-title{font-weight:600;color:var(--primary-color,#4a90d9)!important}
.structured-question-overlay,.structured-question-card{--structured-overlay-bg:var(--color-black-a50);--structured-surface:var(--color-white);--structured-surface-subtle:var(--color-gray-50,#f9fafb);--structured-surface-muted:var(--color-gray-100);--structured-surface-hover:var(--color-gray-warm-200);--structured-border-soft:var(--color-gray-200);--structured-border-default:var(--color-gray-250);--structured-border-muted:var(--color-gray-450);--structured-text-primary:var(--color-gray-900);--structured-text-secondary:var(--color-gray-700);--structured-text-tertiary:var(--color-gray-550);--structured-text-neutral-700:var(--color-gray-750);--structured-text-neutral-600:var(--color-gray-650);--structured-text-neutral-500:#64748b;--structured-error-bg:var(--color-red-100);--structured-error-bg-hover:var(--color-red-200);--structured-error-text:var(--color-red-600);--structured-info-bg:#f0f9ff;--structured-info-bg-hover:#e0f2fe;--structured-info-border:#bae6fd;--structured-info-border-hover:#7dd3fc;--structured-info-text:#0369a1;--structured-primary:var(--color-blue-400);--structured-primary-hover:#2563eb;--structured-shadow-card:0 4px 20px var(--color-black-a20);--structured-shadow-focus:0 0 0 3px #3b82f61a}.structured-question-overlay{background-color:var(--structured-overlay-bg);z-index:1000;-webkit-user-select:none;user-select:none;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.structured-question-card{background-color:var(--structured-surface);border-radius:var(--radius-12);padding:var(--space-xl);width:96%;max-width:1000px;max-height:90vh;box-shadow:var(--structured-shadow-card);-webkit-user-select:text;user-select:text;position:relative;overflow-y:auto}.structured-question-close{top:var(--space-md);right:var(--space-md);font-size:var(--font-size-2);color:var(--structured-text-secondary);cursor:pointer;padding:var(--space-xs)var(--space-10);border-radius:var(--radius-4);background:0 0;border:none;line-height:1;transition:background-color .15s,color .15s;position:absolute}.structured-question-close:hover{background-color:var(--structured-surface-hover);color:var(--structured-text-primary)}.structured-question-title{margin:0 0 var(--space-lg)0;font-size:var(--font-size-15);color:var(--structured-text-primary);font-weight:600}.structured-question-error{background-color:var(--structured-error-bg);color:var(--structured-error-text);padding:var(--space-md)var(--space-lg);border-radius:var(--radius-8);margin-bottom:var(--space-lg);font-size:var(--font-size-09)}.structured-question-columns{gap:var(--space-xl);margin-bottom:var(--space-xl);grid-template-columns:1fr 1.5fr;display:grid}.structured-question-columns--single{grid-template-columns:1fr}@media (max-width:768px){.structured-question-columns{grid-template-columns:1fr}}.structured-question-ocr{background-color:var(--structured-surface-subtle);border:var(--border-width-1)solid var(--structured-border-soft);border-radius:var(--radius-8);padding:var(--space-lg)}.structured-question-ocr h3{margin:0 0 var(--space-md)0;font-size:var(--font-size-1);color:var(--structured-text-neutral-700);font-weight:600}.structured-question-ocr-content{font-family:Courier New,monospace;font-size:var(--font-size-09);white-space:pre-wrap;word-break:break-word;color:var(--structured-text-neutral-600);max-height:400px;overflow-y:auto}.structured-question-form h3{margin:0 0 var(--space-lg)0;font-size:var(--font-size-1);color:var(--structured-text-neutral-700);font-weight:600}.structured-field{margin-bottom:var(--space-lg)}.structured-field label{font-size:var(--font-size-0875);color:var(--structured-text-neutral-700);margin-bottom:var(--space-6);font-weight:500;display:block}.structured-field textarea,.structured-field input[type=text]{width:100%;padding:var(--space-10)var(--space-md);border:var(--border-width-1)solid var(--structured-border-default);border-radius:var(--radius-6);font-size:var(--font-size-09);resize:vertical;-webkit-user-select:text;user-select:text;font-family:inherit;transition:border-color .15s,box-shadow .15s}.structured-field textarea:focus,.structured-field input[type=text]:focus{border-color:var(--structured-primary);box-shadow:var(--structured-shadow-focus);outline:none}.structured-field-header{margin-bottom:var(--space-sm);justify-content:space-between;align-items:center;display:flex}.structured-field-header label{margin-bottom:0}.structured-hint{font-size:var(--font-size-085);color:var(--structured-text-tertiary);margin:var(--space-xs)0;font-style:italic}.structured-part-row{align-items:center;gap:var(--space-sm);margin-bottom:var(--space-sm);display:flex}.structured-part-label{color:var(--structured-text-neutral-700);min-width:var(--space-xl);font-weight:600}.structured-part-text{flex:1}.structured-part-marks{text-align:center;width:60px}.structured-mark-items{gap:var(--space-sm);flex-direction:column;display:flex}.structured-mark-row{align-items:center;gap:var(--space-sm);display:flex}.structured-mark-type{width:50px;padding:var(--space-sm);border:var(--border-width-1)solid var(--structured-border-default);border-radius:var(--radius-6);font-size:var(--font-size-09);background-color:var(--structured-surface)}.structured-mark-value{text-align:center;width:40px;padding:var(--space-sm);border:var(--border-width-1)solid var(--structured-border-default);border-radius:var(--radius-6)}.structured-mark-text{padding:var(--space-sm)var(--space-md);border:var(--border-width-1)solid var(--structured-border-default);border-radius:var(--radius-6);flex:1}.structured-mark-scheme-actions{gap:var(--space-sm);display:flex}.structured-action-btn{padding:var(--space-6)var(--space-md);border:var(--border-width-1)solid var(--structured-border-default);background-color:var(--structured-surface);color:var(--structured-text-neutral-700);font-size:var(--font-size-08);border-radius:var(--radius-6);cursor:pointer;font-weight:500;transition:background-color .15s,border-color .15s}.structured-action-btn:hover:not(:disabled){background-color:var(--structured-surface-muted);border-color:var(--structured-border-muted)}.structured-action-btn--ai{background-color:var(--structured-info-bg);border-color:var(--structured-info-border);color:var(--structured-info-text)}.structured-action-btn--ai:hover:not(:disabled){background-color:var(--structured-info-bg-hover);border-color:var(--structured-info-border-hover)}.structured-action-btn:disabled{opacity:.5;cursor:not-allowed}.structured-question-loading{background-color:var(--structured-info-bg);color:var(--structured-info-text);padding:var(--space-md)var(--space-lg);border-radius:var(--radius-8);margin-bottom:var(--space-lg);font-size:var(--font-size-09);border:var(--border-width-1)solid var(--structured-info-border);font-weight:500}.structured-mode-toggle{border:var(--border-width-1)solid var(--structured-border-default);border-radius:var(--radius-6);gap:0;display:flex;overflow:hidden}.structured-mode-toggle button{padding:var(--space-6)var(--space-md);background-color:var(--structured-surface);color:var(--structured-text-neutral-700);font-size:var(--font-size-085);cursor:pointer;border:none;transition:background-color .15s}.structured-mode-toggle button:not(:last-child){border-right:var(--border-width-1)solid var(--structured-border-default)}.structured-mode-toggle button.active{background-color:var(--structured-primary);color:var(--structured-surface)}.structured-mode-toggle button:hover:not(.active){background-color:var(--structured-surface-muted)}.structured-field-inline{align-items:center;gap:var(--space-md);display:flex}.structured-field-inline label{white-space:nowrap;margin-bottom:0}.structured-total-marks{text-align:center;width:80px}.structured-add-btn{padding:var(--space-6)var(--space-md);border:var(--border-width-1)dashed var(--structured-border-muted);color:var(--structured-text-tertiary);font-size:var(--font-size-085);border-radius:var(--radius-6);cursor:pointer;background-color:#0000;transition:border-color .15s,color .15s}.structured-add-btn:hover{border-color:var(--structured-primary);color:var(--structured-primary)}.structured-remove-btn{background-color:var(--structured-error-bg);width:28px;height:28px;color:var(--structured-error-text);border-radius:var(--radius-4);cursor:pointer;font-size:var(--font-size-12);border:none;flex-shrink:0;padding:0;line-height:1;transition:background-color .15s}.structured-remove-btn:hover{background-color:var(--structured-error-bg-hover)}.structured-question-checkbox{margin-top:var(--space-lg);padding:var(--space-md)var(--space-lg);background-color:var(--structured-info-bg);border:var(--border-width-1)solid var(--structured-info-border);border-radius:var(--radius-8)}.structured-question-checkbox label{align-items:center;gap:var(--space-sm);font-size:var(--font-size-09);color:var(--structured-info-text);cursor:pointer;font-weight:500;display:flex}.structured-question-checkbox input[type=checkbox]{cursor:pointer;width:18px;height:18px}.structured-question-checkbox .structured-hint{margin:var(--space-6)0 0 26px;color:var(--structured-text-neutral-500)}.structured-question-actions{justify-content:flex-end;gap:var(--space-md);padding-top:var(--space-lg);border-top:var(--border-width-1)solid var(--structured-border-soft);display:flex}.structured-cancel-btn{padding:var(--space-10)var(--space-20);border:var(--border-width-1)solid var(--structured-border-default);background-color:var(--structured-surface);color:var(--structured-text-neutral-700);font-size:var(--font-size-095);border-radius:var(--radius-8);cursor:pointer;font-weight:500;transition:background-color .15s}.structured-cancel-btn:hover:not(:disabled){background-color:var(--structured-surface-muted)}.structured-save-btn{padding:var(--space-10)var(--space-20);background-color:var(--structured-primary);color:var(--structured-surface);font-size:var(--font-size-095);border-radius:var(--radius-8);cursor:pointer;border:none;font-weight:500;transition:background-color .15s,opacity .15s}.structured-save-btn:hover:not(:disabled){background-color:var(--structured-primary-hover)}.structured-save-btn:disabled,.structured-cancel-btn:disabled{opacity:.6;cursor:not-allowed}.structured-ocr-indicator{font-size:var(--font-size-08);color:var(--structured-info-text);margin-left:var(--space-sm);font-weight:400}.structured-spec-selector{border:var(--border-width-1)solid var(--structured-border-soft);border-radius:var(--radius-8);padding:var(--space-md);margin-top:var(--space-sm);background-color:var(--structured-surface-subtle);max-height:300px;overflow-y:auto}
.minimal-whiteboard-container{flex-direction:row;align-items:flex-start;padding:12px;display:flex}.minimal-whiteboard-controls{flex-direction:column;gap:8px;margin-right:16px;display:flex}.minimal-whiteboard-name-row{margin-bottom:8px}.minimal-whiteboard-rename-input{border:1px solid #ccc;border-radius:4px;width:100%;padding:4px 8px;font-size:14px}.minimal-whiteboard-name{cursor:pointer;background-color:#f5f5f5;border-radius:4px;padding:4px 8px;font-size:14px;font-weight:700}.minimal-whiteboard-ocr-btn{margin-top:12px}.minimal-whiteboard-ocr-result{word-break:break-word;background-color:#f0f0f0;border-radius:4px;max-width:200px;margin-top:8px;padding:8px;font-size:12px}.minimal-whiteboard-ocr-result pre{white-space:pre-wrap;margin:4px 0 0;font-size:11px}.minimal-whiteboard-canvas-container{justify-content:center;display:flex}.minimal-whiteboard-canvas{touch-action:none;background-color:#fff;border:1px solid #ccc}
.user-notes-input-add-btn{margin:var(--space-sm)0;border:var(--border-width-1)dashed #ccc;background-color:#f8f8f8}.user-notes-input{margin:var(--space-sm)0;padding:var(--space-md);background-color:var(--color-notes-bg);border:var(--border-width-1)solid var(--color-notes-border);border-radius:var(--radius-6);box-sizing:border-box;overflow:hidden}.user-notes-input-header{margin-bottom:var(--space-sm);justify-content:space-between;align-items:center;display:flex}.user-notes-input-label{font-size:var(--font-size-12px);color:#666;font-weight:600}.user-notes-input-controls{align-items:center;gap:var(--space-sm);display:flex}.user-notes-input-hide-btn{padding:var(--space-2)var(--space-sm);border:var(--border-width-1)solid #ccc;border-radius:var(--radius-3);font-size:var(--font-size-11px);background:0 0}.user-notes-input-hide-btn--enabled{cursor:pointer;color:#666}.user-notes-input-hide-btn--disabled{cursor:not-allowed;color:var(--color-notes-hide-disabled)}.user-notes-input-textarea{width:100%;min-height:180px;padding:var(--space-10);font-size:var(--font-size-14px);border:var(--border-width-1)solid #ddd;border-radius:var(--radius-4);resize:vertical;background-color:var(--color-dark-text-fff);box-sizing:border-box;font-family:inherit}.user-notes-input-status{font-size:var(--font-size-11px);color:#888;margin-top:var(--space-xs)}
.brush-style-toggle-container{gap:var(--space-xs);margin-top:var(--space-md);flex-direction:column;display:flex}.brush-style-toggle-label{font-size:var(--font-size-12px);color:#666}.brush-style-toggle-btn{align-items:center;gap:var(--space-6);padding:var(--space-6)var(--space-10);display:flex}.brush-style-toggle-icon{width:var(--space-lg);height:var(--space-lg);justify-content:center;align-items:center;display:flex}.brush-style-toggle-text{font-size:var(--font-size-12px)}
.rename-modal-overlay{z-index:1000;background-color:#00000080;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.rename-modal{border-radius:var(--radius-12);padding:var(--space-xl);width:90%;max-width:400px;box-shadow:0 10px 40px var(--color-black-a20);background:#fff}.rename-modal h3{margin:0 0 var(--space-lg)0;color:var(--color-rename-title);font-size:var(--font-size-18px)}.rename-modal-input-row{gap:var(--space-sm);margin-bottom:var(--space-lg);display:flex}.rename-modal-input-row input{padding:var(--space-10)var(--space-md);border:var(--border-width-1)solid #ccc;border-radius:var(--radius-6);font-size:var(--font-size-14px);flex:1}.rename-modal-input-row input:focus{border-color:var(--color-rename-btn-border);box-shadow:0 0 0 2px var(--color-rename-focus-shadow);outline:none}.auto-generate-btn{padding:var(--space-10)var(--space-lg);background:var(--color-rename-btn-bg);border:var(--border-width-1)solid var(--color-rename-btn-border);border-radius:var(--radius-6);color:var(--color-rename-btn-text);cursor:pointer;white-space:nowrap;font-weight:600}.auto-generate-btn:hover:not(:disabled){background:var(--color-rename-btn-border);color:#fff}.auto-generate-btn:disabled{opacity:.6;cursor:wait}.rename-modal .modal-actions{justify-content:flex-end;gap:var(--space-sm);display:flex}.rename-modal .modal-actions button{padding:var(--space-sm)var(--space-lg);border-radius:var(--radius-6);font-size:var(--font-size-14px);cursor:pointer;border:var(--border-width-1)solid #ccc;background:#fff}.rename-modal .modal-actions button:hover{background:#f5f5f5}.rename-modal .modal-actions button.primary{background:var(--color-rename-btn-border);color:#fff;border-color:var(--color-rename-btn-border)}.rename-modal .modal-actions button.primary:hover:not(:disabled){background:#3d6349}.rename-modal .modal-actions button.primary:disabled{opacity:.5;cursor:not-allowed}
.dashboard-welcome-container{text-align:center;padding:var(--space-50);padding-bottom:var(--space-400);max-width:var(--layout-max-width-800);margin:0 auto}.dashboard-welcome-content{text-align:left;margin-top:var(--space-30);line-height:1.6;font-size:var(--font-size-11)}.dashboard-welcome-heading{margin-top:var(--space-20)}.dashboard-welcome-list{padding-left:var(--space-xl)}.dashboard-welcome-btn{padding:var(--btn-padding);font-size:var(--font-size-1);margin-top:var(--space-30);cursor:pointer;border-radius:var(--btn-radius);color:var(--btn-primary-text);background-color:var(--btn-primary-bg);border:none;font-weight:500;transition:all .2s}.dashboard-welcome-btn:hover{background-color:var(--btn-primary-hover);transform:translateY(-2px)}.continue-card{justify-content:space-between;align-items:center;gap:var(--space-xl);background-color:var(--btn-success-bg);color:var(--btn-success-text);border-radius:var(--btn-radius);padding:var(--space-xl)var(--space-2xl);margin-bottom:var(--space-xl);box-shadow:0 var(--space-2)var(--space-sm)var(--color-dashboard-continue-shadow);display:flex}.continue-card__text{gap:var(--space-xs);flex-direction:column;min-width:0;display:flex}.continue-card__label{font-size:var(--font-size-085);opacity:.85;text-transform:uppercase;letter-spacing:var(--letter-spacing-em-005)}.continue-card__bundle-name{font-size:var(--font-size-11);white-space:nowrap;text-overflow:ellipsis;font-weight:600;overflow:hidden}.continue-card__btn{padding:var(--btn-padding-sm);font-size:var(--font-size-1);cursor:pointer;border-radius:var(--btn-radius);border:var(--border-width-2)solid var(--btn-success-text);color:var(--btn-success-bg);background-color:var(--btn-success-text);flex-shrink:0;font-weight:600;transition:background-color .2s,color .2s,transform .2s}.continue-card__btn:hover{color:var(--btn-success-text);background-color:#0000;transform:translateY(-1px)}@media (max-width:480px){.continue-card{flex-direction:column;align-items:flex-start}.continue-card__btn{text-align:center;width:100%}}
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