.react-flow{direction:ltr}.react-flow__container{width:100%;height:100%;position:absolute;top:0;left:0}.react-flow__pane{z-index:1;cursor:-webkit-grab;cursor:grab}.react-flow__pane.selection{cursor:pointer}.react-flow__pane.dragging{cursor:-webkit-grabbing;cursor:grabbing}.react-flow__viewport{transform-origin:0 0;z-index:2;pointer-events:none}.react-flow__renderer{z-index:4}.react-flow__selection{z-index:6}.react-flow__nodesselection-rect:focus,.react-flow__nodesselection-rect:focus-visible{outline:none}.react-flow .react-flow__edges{pointer-events:none;overflow:visible}.react-flow__edge-path,.react-flow__connection-path{stroke:#b1b1b7;stroke-width:1px;fill:none}.react-flow__edge{pointer-events:visibleStroke;cursor:pointer}.react-flow__edge.animated path{stroke-dasharray:5;animation:.5s linear infinite dashdraw}.react-flow__edge.animated path.react-flow__edge-interaction{stroke-dasharray:none;animation:none}.react-flow__edge.inactive{pointer-events:none}.react-flow__edge.selected,.react-flow__edge:focus,.react-flow__edge:focus-visible{outline:none}.react-flow__edge.selected .react-flow__edge-path,.react-flow__edge:focus .react-flow__edge-path,.react-flow__edge:focus-visible .react-flow__edge-path{stroke:#555}.react-flow__edge-textwrapper{pointer-events:all}.react-flow__edge-textbg{fill:#fff}.react-flow__edge .react-flow__edge-text{pointer-events:none;-webkit-user-select:none;user-select:none}.react-flow__connection{pointer-events:none}.react-flow__connection .animated{stroke-dasharray:5;animation:.5s linear infinite dashdraw}.react-flow__connectionline{z-index:1001}.react-flow__nodes{pointer-events:none;transform-origin:0 0}.react-flow__node{-webkit-user-select:none;user-select:none;pointer-events:all;transform-origin:0 0;box-sizing:border-box;cursor:-webkit-grab;cursor:grab;position:absolute}.react-flow__node.dragging{cursor:-webkit-grabbing;cursor:grabbing}.react-flow__nodesselection{z-index:3;transform-origin:0 0;pointer-events:none}.react-flow__nodesselection-rect{pointer-events:all;cursor:-webkit-grab;cursor:grab;position:absolute}.react-flow__handle{pointer-events:none;background:#1a192b;border:1px solid #fff;border-radius:100%;width:6px;min-width:5px;height:6px;min-height:5px;position:absolute}.react-flow__handle.connectionindicator{pointer-events:all;cursor:crosshair}.react-flow__handle-bottom{top:auto;bottom:-4px;left:50%;transform:translate(-50%)}.react-flow__handle-top{top:-4px;left:50%;transform:translate(-50%)}.react-flow__handle-left{top:50%;left:-4px;transform:translateY(-50%)}.react-flow__handle-right{top:50%;right:-4px;transform:translateY(-50%)}.react-flow__edgeupdater{cursor:move;pointer-events:all}.react-flow__panel{z-index:5;margin:15px;position:absolute}.react-flow__panel.top{top:0}.react-flow__panel.bottom{bottom:0}.react-flow__panel.left{left:0}.react-flow__panel.right{right:0}.react-flow__panel.center{left:50%;transform:translate(-50%)}.react-flow__attribution{background:#ffffff80;margin:0;padding:2px 3px;font-size:10px}.react-flow__attribution a{color:#999;text-decoration:none}@keyframes dashdraw{0%{stroke-dashoffset:10px}}.react-flow__edgelabel-renderer{pointer-events:none;-webkit-user-select:none;user-select:none;width:100%;height:100%;position:absolute}.react-flow__edge.updating .react-flow__edge-path{stroke:#777}.react-flow__edge-text{font-size:10px}.react-flow__node.selectable:focus,.react-flow__node.selectable:focus-visible{outline:none}.react-flow__node-default,.react-flow__node-input,.react-flow__node-output,.react-flow__node-group{color:#222;text-align:center;background-color:#fff;border:1px solid #1a192b;border-radius:3px;width:150px;padding:10px;font-size:12px}.react-flow__node-default.selectable:hover,.react-flow__node-input.selectable:hover,.react-flow__node-output.selectable:hover,.react-flow__node-group.selectable:hover{box-shadow:0 1px 4px 1px #00000014}.react-flow__node-default.selectable.selected,.react-flow__node-default.selectable:focus,.react-flow__node-default.selectable:focus-visible,.react-flow__node-input.selectable.selected,.react-flow__node-input.selectable:focus,.react-flow__node-input.selectable:focus-visible,.react-flow__node-output.selectable.selected,.react-flow__node-output.selectable:focus,.react-flow__node-output.selectable:focus-visible,.react-flow__node-group.selectable.selected,.react-flow__node-group.selectable:focus,.react-flow__node-group.selectable:focus-visible{box-shadow:0 0 0 .5px #1a192b}.react-flow__node-group{background-color:#f0f0f040}.react-flow__nodesselection-rect,.react-flow__selection{background:#0059dc14;border:1px dotted #0059dccc}.react-flow__nodesselection-rect:focus,.react-flow__nodesselection-rect:focus-visible,.react-flow__selection:focus,.react-flow__selection:focus-visible{outline:none}.react-flow__controls{box-shadow:0 0 2px 1px #00000014}.react-flow__controls-button{box-sizing:content-box;cursor:pointer;-webkit-user-select:none;user-select:none;background:#fefefe;border:none;border-bottom:1px solid #eee;justify-content:center;align-items:center;width:16px;height:16px;padding:5px;display:flex}.react-flow__controls-button:hover{background:#f4f4f4}.react-flow__controls-button svg{width:100%;max-width:12px;max-height:12px}.react-flow__controls-button:disabled{pointer-events:none}.react-flow__controls-button:disabled svg{fill-opacity:.4}.react-flow__minimap{background-color:#fff}.react-flow__minimap svg{display:block}.react-flow__resize-control{position:absolute}.react-flow__resize-control.left,.react-flow__resize-control.right{cursor:ew-resize}.react-flow__resize-control.top,.react-flow__resize-control.bottom{cursor:ns-resize}.react-flow__resize-control.top.left,.react-flow__resize-control.bottom.right{cursor:nwse-resize}.react-flow__resize-control.bottom.left,.react-flow__resize-control.top.right{cursor:nesw-resize}.react-flow__resize-control.handle{background-color:#3367d9;border:1px solid #fff;border-radius:1px;width:4px;height:4px;transform:translate(-50%,-50%)}.react-flow__resize-control.handle.left{top:50%;left:0}.react-flow__resize-control.handle.right{top:50%;left:100%}.react-flow__resize-control.handle.top{top:0;left:50%}.react-flow__resize-control.handle.bottom{top:100%;left:50%}.react-flow__resize-control.handle.top.left,.react-flow__resize-control.handle.bottom.left{left:0}.react-flow__resize-control.handle.top.right,.react-flow__resize-control.handle.bottom.right{left:100%}.react-flow__resize-control.line{border:0 solid #3367d9}.react-flow__resize-control.line.left,.react-flow__resize-control.line.right{width:1px;height:100%;top:0;transform:translate(-50%)}.react-flow__resize-control.line.left{border-left-width:1px;left:0}.react-flow__resize-control.line.right{border-right-width:1px;left:100%}.react-flow__resize-control.line.top,.react-flow__resize-control.line.bottom{width:100%;height:1px;left:0;transform:translateY(-50%)}.react-flow__resize-control.line.top{border-top-width:1px;top:0}.react-flow__resize-control.line.bottom{border-bottom-width:1px;top:100%}:root{--primary:#1b4f72;--accent:#f39c12;--bg:#f8f9fa;--card-bg:#fff;--text:#333;--text-light:#666;--error:#e74c3c;--success:#27ae60;--radius:12px}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);min-height:100vh;font-family:Segoe UI,-apple-system,BlinkMacSystemFont,sans-serif}.loading{height:100vh;color:var(--primary);flex-direction:column;justify-content:center;align-items:center;display:flex}.spinner{border:4px solid #e0e0e0;border-top:4px solid var(--primary);border-radius:50%;width:40px;height:40px;margin-bottom:16px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.login-container{background:linear-gradient(135deg, var(--primary) 0%, #2e86c1 100%);justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex}.login-card{background:var(--card-bg);border-radius:var(--radius);width:100%;max-width:400px;padding:40px;box-shadow:0 20px 60px #0000004d}.login-header{text-align:center;margin-bottom:32px}.login-logo{width:80px;height:auto;margin-bottom:16px}.login-header h1{color:var(--primary);margin-bottom:4px;font-size:24px}.login-header p{color:var(--text-light);font-size:14px}.form-group{margin-bottom:20px}.form-group label{color:var(--text);margin-bottom:6px;font-size:14px;font-weight:600;display:block}.form-group input{border:2px solid #e0e0e0;border-radius:8px;width:100%;padding:12px 16px;font-size:16px;transition:border-color .2s}.form-group input:focus{border-color:var(--primary);outline:none}.btn-primary{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:8px;width:100%;padding:14px;font-size:16px;font-weight:600;transition:background .2s}.btn-primary:hover{background:#154360}.btn-primary:disabled{cursor:not-allowed;background:#95a5a6}.error-message{color:var(--error);background:#fdecea;border-radius:6px;margin-bottom:16px;padding:10px 14px;font-size:14px}.info-message{color:var(--primary);background:#eaf6ff;border-radius:6px;margin-bottom:12px;padding:10px 14px}.success-message{color:#27ae60;background:#e8f8f0;border-radius:6px;margin-bottom:16px;padding:10px 14px;font-size:14px}.dashboard-header{background:var(--primary);color:#fff;justify-content:space-between;align-items:center;padding:16px 24px;display:flex}.header-left{align-items:center;gap:12px;display:flex}.header-logo{border-radius:4px;width:40px;height:auto}.dashboard-header h1{font-size:20px}.header-right{align-items:center;gap:16px;display:flex}.user-email{opacity:.9;font-size:14px}.btn-logout{color:#fff;cursor:pointer;background:#fff3;border:1px solid #fff6;border-radius:6px;padding:8px 16px;font-size:14px}.btn-logout:hover{background:#ffffff4d}.dashboard-content{max-width:800px;margin:0 auto;padding:32px 24px}.dashboard-content h2{color:var(--primary);margin-bottom:8px}.debug-info{background:#f0f0f0;border-radius:6px;margin:16px 0;padding:12px;font-family:monospace;font-size:12px}.placeholder-card{background:var(--card-bg);border-radius:var(--radius);text-align:center;border:2px dashed #ddd;margin-top:24px;padding:32px}.placeholder-card h3{color:var(--primary);margin-bottom:8px}.reader-container{background:#1a1a2e;flex-direction:column;min-height:100vh;display:flex}.reader-header{color:#fff;background:#16213e;justify-content:space-between;align-items:center;padding:12px 20px;font-size:14px;display:flex}.reader-title{text-overflow:ellipsis;white-space:nowrap;max-width:50%;font-weight:600;overflow:hidden}.reader-page-info{opacity:.8;font-size:13px}.btn-back{color:#fff;cursor:pointer;background:#ffffff26;border:1px solid #ffffff4d;border-radius:6px;padding:6px 12px;font-size:13px}.reader-canvas-wrapper{flex:1;justify-content:center;align-items:flex-start;padding:20px;display:flex;overflow-y:auto}.reader-canvas{border-radius:4px;max-width:100%;box-shadow:0 4px 20px #00000080}.reader-nav{background:#16213e;justify-content:center;align-items:center;gap:24px;padding:16px;display:flex}.btn-nav{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:10px 20px;font-size:14px}.btn-nav:disabled{opacity:.4;cursor:not-allowed}.page-indicator{color:#fff;font-size:14px}.reader-loading,.reader-error{color:#fff;background:#1a1a2e;flex-direction:column;justify-content:center;align-items:center;height:100vh;display:flex}.quiz-container{background:var(--bg);justify-content:center;align-items:flex-start;min-height:100vh;padding:24px;display:flex}.quiz-card{background:var(--card-bg);border-radius:var(--radius);width:100%;max-width:700px;padding:32px;box-shadow:0 4px 20px #00000014}.quiz-header{margin-bottom:24px}.quiz-header h2{color:var(--primary);margin:12px 0 4px}.quiz-info{color:var(--text-light);font-size:14px}.question-block{border-bottom:1px solid #eee;margin-bottom:28px;padding-bottom:24px}.question-number{color:var(--accent);text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px;font-size:12px;font-weight:700}.question-text{color:var(--text);margin-bottom:12px;font-size:16px;font-weight:600;line-height:1.4}.options-list{flex-direction:column;gap:8px;display:flex}.option-label{cursor:pointer;border:2px solid #e0e0e0;border-radius:8px;align-items:center;gap:10px;padding:12px 16px;transition:all .15s;display:flex}.option-label:hover{border-color:var(--primary);background:#f8faff}.option-label.selected{border-color:var(--primary);background:#eaf3fb}.option-label input{display:none}.option-letter{width:28px;height:28px;color:var(--primary);background:#f0f0f0;border-radius:50%;justify-content:center;align-items:center;font-size:13px;font-weight:700;display:flex}.option-label.selected .option-letter{background:var(--primary);color:#fff}.option-text{font-size:15px;line-height:1.3}.quiz-submit{border-top:2px solid #eee;justify-content:space-between;align-items:center;margin-top:24px;padding-top:20px;display:flex}.answers-count{color:var(--text-light);font-size:14px}.result-card{text-align:center}.result-card h2{margin-bottom:16px;font-size:28px}.score-display{border-radius:12px;flex-direction:column;align-items:center;margin:16px 0;padding:24px;display:flex}.score-display.passed{background:#e8f8f0}.score-display.failed{background:#fdecea}.score-number{font-size:48px;font-weight:800}.passed .score-number{color:var(--success)}.failed .score-number{color:var(--error)}.score-label{color:var(--text-light);margin-top:4px;font-size:14px}.result-message{color:var(--text);margin:16px 0;font-size:16px}.result-details{text-align:left;background:#f8f9fa;border-radius:8px;margin:20px 0;padding:16px}.result-details h3{color:var(--primary);margin-bottom:12px;font-size:14px}.detail-item{flex-wrap:wrap;align-items:flex-start;gap:8px;padding:8px 0;font-size:14px;display:flex}.detail-ref{width:100%;color:var(--text-light);margin-top:2px;margin-left:28px;font-size:12px;display:block}.result-actions{margin-top:24px}.btn-success{background:var(--success)!important}.btn-success:hover{background:#1e8e4f!important}.apostilas-grid{grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px;margin-top:16px;display:grid}.apostila-card{background:var(--card-bg);border-radius:var(--radius);cursor:pointer;border:2px solid #e8e8e8;padding:20px;transition:all .15s}.apostila-card:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:0 4px 12px #00000014}.apostila-card h4{color:var(--primary);margin:8px 0 4px;font-size:14px}.apostila-card p{color:var(--text-light);font-size:13px}.apostila-icon{font-size:28px}*{box-sizing:border-box}body{-webkit-text-size-adjust:100%;-ms-text-size-adjust:100%}@media (hover:none){button:hover,a:hover,div:hover{opacity:1!important}}@media (width<=768px){.admin-nav,.student-nav{white-space:nowrap;-webkit-overflow-scrolling:touch;padding-bottom:4px;overflow-x:auto}.admin-nav button,.student-nav button{min-width:44px;min-height:44px;padding:8px 12px!important;font-size:12px!important}.apostila-grid,.course-grid{grid-template-columns:1fr!important}table{-webkit-overflow-scrolling:touch;display:block;overflow-x:auto}input,select,textarea{max-width:100%;font-size:16px!important}button{min-width:44px;min-height:44px}.dashboard-header{flex-direction:column!important;align-items:flex-start!important;gap:8px!important}.card,.apostila-card{padding:12px!important}.reader-container{padding:0!important}.reader-canvas{max-width:100vw!important}.course-graph-container{height:calc(100vh - 120px)!important}.summary-cards{grid-template-columns:1fr 1fr!important}.turma-layout{grid-template-columns:1fr!important}.monitoring-table th,.monitoring-table td{padding:6px 8px!important;font-size:11px!important}.hide-mobile{display:none!important}}@media (width<=480px){h2{font-size:18px!important}h3{font-size:15px!important}.summary-cards{grid-template-columns:1fr!important}.status-pill{padding:2px 6px!important;font-size:10px!important}}@media (width>=769px) and (width<=1024px){.apostila-grid{grid-template-columns:repeat(2,1fr)!important}}.reader-page-nav{z-index:100;background:#fffffff2;border-top:1px solid #eee;justify-content:space-between;padding:12px 20px;display:flex;position:fixed;bottom:0;left:0;right:0}.reader-page-nav button{cursor:pointer;background:#fff;border:1px solid #ddd;border-radius:8px;min-width:80px;min-height:48px;font-size:14px;font-weight:600}.reader-page-nav button:active{background:#f0f0f0;transform:scale(.98)}@supports (padding-bottom:env(safe-area-inset-bottom)){.reader-page-nav{padding-bottom:calc(12px + env(safe-area-inset-bottom))}}