._container_19mle_1{padding:8px}._pageDescription_19mle_5{align-items:center;gap:12px;margin-bottom:20px;display:flex}._pageDescription_19mle_5 ._descIcon_19mle_11{color:#fff;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:8px;justify-content:center;align-items:center;width:36px;height:36px;font-size:18px;display:flex}._pageDescription_19mle_5 ._descText_19mle_22{color:#666;font-size:14px}._welcomeCard_19mle_27{background:linear-gradient(135deg,#f5f7fa 0%,#e4e8ec 100%);border-radius:16px;justify-content:space-between;align-items:center;margin-bottom:24px;padding:28px 32px;display:flex}._welcomeCard_19mle_27 ._welcomeContent_19mle_36 ._welcomeTitle_19mle_36{color:#1a1a1a;margin:0 0 8px;font-size:22px;font-weight:600}._welcomeCard_19mle_27 ._welcomeContent_19mle_36 ._welcomeSubtitle_19mle_42{color:#666;margin:0;font-size:14px}._welcomeCard_19mle_27 ._newTaskBtn_19mle_47{border-radius:20px;height:40px;padding:0 24px;font-size:14px;font-weight:500;transition:all .3s;box-shadow:0 4px 12px #667eea66;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%)!important;border:none!important}._welcomeCard_19mle_27 ._newTaskBtn_19mle_47:hover{transform:translateY(-2px);box-shadow:0 6px 16px #667eea80}._featuresGrid_19mle_63{grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:24px;display:grid}._featureCard_19mle_70{background:#fff;border:1px solid #f0f0f0;border-radius:12px;padding:24px;transition:all .3s}._featureCard_19mle_70:hover{transform:translateY(-2px);box-shadow:0 4px 16px #00000014}._featureCard_19mle_70 ._featureIcon_19mle_81{border-radius:10px;justify-content:center;align-items:center;width:44px;height:44px;margin-bottom:16px;font-size:20px;display:flex}._featureCard_19mle_70 ._featureIconChart_19mle_91{color:#2f54eb;background:#f0f5ff}._featureCard_19mle_70 ._featureIconAi_19mle_95{color:#52c41a;background:#f6ffed}._featureCard_19mle_70 ._featureIconReport_19mle_99{color:#fa8c16;background:#fff7e6}._featureCard_19mle_70 ._featureTitle_19mle_103{color:#1a1a1a;margin:0 0 8px;font-size:16px;font-weight:600}._featureCard_19mle_70 ._featureDescription_19mle_109{color:#666;margin:0;font-size:13px;line-height:1.6}._historySection_19mle_116{background:#fff;border:1px solid #f0f0f0;border-radius:12px;overflow:hidden}._historyHeader_19mle_123{border-bottom:1px solid #f0f0f0;align-items:center;gap:8px;padding:16px 20px;display:flex}._historyHeader_19mle_123 ._historyIcon_19mle_130{color:#999;font-size:16px}._historyHeader_19mle_123 ._historyTitle_19mle_134{color:#333;font-size:15px;font-weight:500}._historyList_19mle_140{padding:8px 0}._historyItem_19mle_144{justify-content:space-between;align-items:center;padding:16px 20px;transition:background .2s;display:flex}._historyItem_19mle_144:hover{background:#fafafa}._historyItem_19mle_144:not(:last-child){border-bottom:1px solid #f5f5f5}._historyItemLeft_19mle_158{align-items:center;gap:8px;display:flex}._historyItemLeft_19mle_158 ._historyClassName_19mle_163{color:#333;font-size:14px;font-weight:500}._historyItemLeft_19mle_158 ._historyDivider_19mle_168{color:#999}._historyItemLeft_19mle_158 ._historySubject_19mle_171{color:#333;font-size:14px}._historyDate_19mle_176{color:#999;font-size:13px}._statusTagCompleted_19mle_181{color:#1890ff!important;background:#e6f7ff!important;border:none!important;border-radius:4px!important;margin-left:8px!important;padding:2px 10px!important;font-size:12px!important}._statusTagInProgress_19mle_191{color:#52c41a!important;background:#f6ffed!important;border:none!important;border-radius:4px!important;margin-left:8px!important;padding:2px 10px!important;font-size:12px!important}@media (max-width:1200px){._featuresGrid_19mle_63{grid-template-columns:repeat(2,1fr)}}@media (max-width:768px){._featuresGrid_19mle_63{grid-template-columns:1fr}._welcomeCard_19mle_27{flex-direction:column;align-items:flex-start;gap:16px}._welcomeCard_19mle_27 ._newTaskBtn_19mle_47{width:100%}._historyItem_19mle_144{flex-direction:column;align-items:flex-start;gap:8px}}._knowledgeGraphContainer_3w9v6_1{gap:24px;min-height:450px;display:flex}._graphSection_3w9v6_7{flex-direction:column;flex:1;display:flex}._graphLegend_3w9v6_13{justify-content:flex-end;gap:16px;margin-bottom:16px;display:flex}._legendItem_3w9v6_20{color:#666;align-items:center;gap:6px;font-size:12px;display:flex}._legendDot_3w9v6_28{border-radius:50%;width:8px;height:8px}._graphCanvas_3w9v6_34{background:#fafafa;border-radius:12px;flex:1;min-height:380px;position:relative;overflow:hidden}._edgesLayer_3w9v6_43{pointer-events:none;width:100%;height:100%;position:absolute;top:0;left:0}._node_3w9v6_52{cursor:pointer;background:#fff;border-radius:50%;padding:3px;transition:all .3s;position:absolute;transform:translate(-50%,-50%)}._node_3w9v6_52:hover{z-index:20;transform:translate(-50%,-50%)scale(1.08)}._nodeInner_3w9v6_66{text-align:center;background:#fff;border:2px solid;border-radius:50%;flex-direction:column;justify-content:center;align-items:center;width:70px;height:70px;padding:4px;display:flex}._nodeName_3w9v6_80{color:#333;text-overflow:ellipsis;-webkit-line-clamp:2;-webkit-box-orient:vertical;max-width:100%;font-size:11px;line-height:1.3;display:-webkit-box;overflow:hidden}._nodeAccuracy_3w9v6_92{color:#666;margin-top:2px;font-size:10px}._detailSection_3w9v6_98{background:#fafafa;border-radius:12px;flex-shrink:0;width:280px;padding:16px}._detailTitle_3w9v6_106{color:#666;margin-bottom:16px;font-size:14px}._detailContent_3w9v6_112{animation:.3s _fadeIn_3w9v6_1}@keyframes _fadeIn_3w9v6_1{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}._detailName_3w9v6_126{margin:0 0 12px;font-size:18px;font-weight:600}._detailDescription_3w9v6_132{color:#666;margin:0 0 20px;font-size:13px;line-height:1.6}._detailInfo_3w9v6_139{flex-direction:column;gap:12px;display:flex}._infoRow_3w9v6_145{justify-content:space-between;align-items:center;display:flex}._infoLabel_3w9v6_151{color:#999;font-size:13px}._infoValue_3w9v6_156{color:#333;font-size:13px}@media (max-width:992px){._knowledgeGraphContainer_3w9v6_1{flex-direction:column}._detailSection_3w9v6_98{width:100%}}._threeColumnSection_cx9h6_1{margin-bottom:0!important}._sectionCard_cx9h6_5{height:100%}._sectionCard_cx9h6_5 .ant-card-body{padding:16px}._overallProgress_cx9h6_12{flex-direction:column;align-items:center;padding:20px 0;display:flex}._progressLabels_cx9h6_19{gap:20px;margin-top:20px;display:flex}._progressLabel_cx9h6_19{color:#666;align-items:center;gap:6px;font-size:13px;display:flex}._labelDot_cx9h6_33{border-radius:50%;width:8px;height:8px}._knowledgeList_cx9h6_39{flex-direction:column;gap:16px;display:flex}._knowledgeItem_cx9h6_45{align-items:center;gap:12px;display:flex}._knowledgeName_cx9h6_51{color:#333;flex-shrink:0;width:120px;font-size:13px}._knowledgeBar_cx9h6_58{background:#f0f0f0;border-radius:4px;flex:1;height:8px;overflow:hidden}._knowledgeBarFill_cx9h6_66{border-radius:4px;height:100%;transition:width .3s}._knowledgePercent_cx9h6_72{text-align:right;color:#666;flex-shrink:0;width:40px;font-size:13px}._distributionList_cx9h6_80{flex-direction:column;gap:16px;display:flex}._distributionItem_cx9h6_86{background:#fafafa;border-radius:8px;padding:12px}._distributionHeader_cx9h6_92{justify-content:space-between;align-items:center;margin-bottom:6px;display:flex}._distributionLabel_cx9h6_99{align-items:center;gap:8px;display:flex}._levelBadge_cx9h6_105{color:#fff;border-radius:4px;padding:2px 8px;font-size:12px;font-weight:500}._levelLabel_cx9h6_113{color:#333;font-size:14px;font-weight:500}._distributionCount_cx9h6_119{color:#333;font-size:14px;font-weight:600}._distributionDesc_cx9h6_125{color:#999;margin:0;font-size:12px;line-height:1.5}._studentDrawer_29i76_1 .ant-drawer-content{background:#f8fafc}._studentDrawer_29i76_1 .ant-drawer-body{padding:0;overflow-y:auto}._drawerHeader_29i76_9{background:#fff;border-bottom:1px solid #e5e7eb;padding:20px 24px;position:relative}._closeBtn_29i76_16{cursor:pointer;color:#6b7280;background:#fff;border:1px solid #e5e7eb;border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;transition:all .2s;display:flex;position:absolute;top:16px;right:16px}._closeBtn_29i76_16:hover{color:#374151;background:#f3f4f6}._studentHeader_29i76_37{align-items:center;gap:16px;display:flex}._studentAvatar_29i76_43{background:linear-gradient(135deg,#6366f1,#8b5cf6);font-size:20px;font-weight:600}._studentInfo_29i76_49{flex:1}._studentName_29i76_53{color:#111827;margin-bottom:4px;font-size:20px;font-weight:600}._studentId_29i76_60{color:#6b7280;font-size:13px}._accuracySection_29i76_65{background:#fff;border-bottom:1px solid #e5e7eb;justify-content:space-between;align-items:center;padding:20px 24px;display:flex}._accuracyLabel_29i76_74{color:#6b7280;font-size:14px}._accuracyValue_29i76_79{font-size:32px;font-weight:700}._goodAccuracy_29i76_84{color:#22c55e}._badAccuracy_29i76_88{color:#ef4444}._card_29i76_92{background:#fff;border-radius:12px;margin:16px 24px;padding:20px;box-shadow:0 1px 3px #0000000d}._aiCard_29i76_100{background:linear-gradient(135deg,#f0f9ff,#e0f2fe)}._cardTitle_29i76_104{color:#374151;align-items:center;gap:8px;margin-bottom:16px;font-size:15px;font-weight:600;display:flex}._aiIcon_29i76_114{color:#6366f1}._warningIcon_29i76_118{color:#f59e0b}._knowledgeList_29i76_122{flex-direction:column;gap:16px;display:flex}._knowledgeItem_29i76_128{flex-direction:column;gap:8px;display:flex}._knowledgeHeader_29i76_134{justify-content:space-between;align-items:center;display:flex}._knowledgeName_29i76_140{color:#374151;font-size:14px}._knowledgeTag_29i76_145{align-items:center;gap:8px;display:flex}._masteryTag_29i76_151{border-radius:4px;margin:0;padding:2px 8px;font-size:11px}._knowledgePercent_29i76_158{text-align:right;min-width:40px;font-size:14px;font-weight:600}._goodPercent_29i76_165{color:#22c55e}._mediumPercent_29i76_169{color:#f59e0b}._badPercent_29i76_173{color:#ef4444}._knowledgeProgress_29i76_177{margin:0}._knowledgeProgress_29i76_177 .ant-progress-bg{border-radius:4px}._weakTags_29i76_184{flex-wrap:wrap;gap:8px;display:flex}._weakTag_29i76_184{color:#ef4444;background:#fef2f2;border:1px solid #fecaca;border-radius:6px;margin:0;padding:4px 12px;font-size:13px}._aiContent_29i76_200{color:#4b5563;margin:0;font-size:14px;line-height:1.6}._answerGrid_29i76_207{grid-template-columns:repeat(8,1fr);gap:8px;margin-bottom:12px;display:grid}._answerItem_29i76_214{aspect-ratio:1;cursor:pointer;border-radius:8px;justify-content:center;align-items:center;font-size:14px;font-weight:500;transition:transform .2s;display:flex}._answerItem_29i76_214:hover{transform:scale(1.1)}._correct_29i76_229{color:#16a34a;background:#dcfce7}._wrong_29i76_234{color:#dc2626;background:#fee2e2}._answerLegend_29i76_239{gap:16px;display:flex}._legendItem_29i76_244{color:#6b7280;align-items:center;gap:6px;font-size:13px;display:flex}._correctIcon_29i76_252{color:#22c55e;font-size:14px}._wrongIcon_29i76_257{color:#ef4444;font-size:14px}._sectionCard_e13dk_1{margin-bottom:20px}._sectionCard_e13dk_1 .ant-card-body{padding:16px}._matrixContainer_e13dk_8{overflow-x:auto}._matrixHeader_e13dk_12{color:#999;text-align:center;border-bottom:1px solid #f0f0f0;grid-template-columns:80px repeat(8,1fr) 70px;gap:8px;padding:12px 0;font-size:13px;display:grid}._matrixHeader_e13dk_12 span:first-child{text-align:left;padding-left:12px}._matrixRow_e13dk_27{border-bottom:1px solid #f5f5f5;grid-template-columns:80px repeat(8,1fr) 70px;align-items:center;gap:8px;padding:10px 0;display:grid}._matrixRow_e13dk_27:last-child{border-bottom:none}._matrixName_e13dk_39{color:#333;padding-left:12px;font-size:13px}._matrixCell_e13dk_45{text-align:center;font-size:16px}._matrixAccuracy_e13dk_50{text-align:center;color:#666;font-size:13px}._twoColumnSection_1vudu_1{margin-bottom:0!important}._sectionCard_1vudu_5{height:100%}._sectionCard_1vudu_5 .ant-card-body{padding:16px}._keyStudentsList_1vudu_12{flex-direction:column;gap:16px;display:flex}._keyStudentItem_1vudu_18{background:#fafafa;border-radius:8px;justify-content:space-between;align-items:center;padding:12px;display:flex}._keyStudentInfo_1vudu_27{align-items:center;gap:12px;display:flex}._keyStudentAvatar_1vudu_33{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%)!important}._keyStudentDetail_1vudu_37{flex-direction:column;gap:4px;display:flex}._keyStudentName_1vudu_43{color:#333;font-size:14px;font-weight:500}._keyStudentIssues_1vudu_49{color:#999;font-size:12px}._keyStudentAccuracy_1vudu_54{flex-direction:column;align-items:flex-end;gap:4px;display:flex}._accuracyValue_1vudu_61{color:#f5222d;font-size:16px;font-weight:600}._aiSuggestionsList_1vudu_67{flex-direction:column;gap:16px;display:flex}._aiSuggestionItem_1vudu_73{background:#f6ffed;border-left:3px solid #52c41a;border-radius:8px;padding:12px}._suggestionType_1vudu_80{color:#52c41a;margin-bottom:6px;font-size:13px;font-weight:600}._suggestionContent_1vudu_87{color:#333;margin:0;font-size:13px;line-height:1.6}._studentModal_1xewv_1 .ant-modal-content{border-radius:16px;overflow:hidden}._studentModal_1xewv_1 .ant-modal-body{padding:0}._studentModal_1xewv_1 .ant-modal-close{top:20px;right:20px}._studentModal_1xewv_1 .ant-modal-close ._ant-modal-close-x_1xewv_12{color:#9ca3af;width:32px;height:32px;line-height:32px}._modalContainer_1xewv_19{z-index:1;background:#fff;flex-shrink:0;padding:24px 24px 0}._modalHeader_1xewv_26{margin-bottom:20px}._modalTitle_1xewv_30{color:#111827;align-items:center;gap:10px;margin-bottom:8px;font-size:18px;font-weight:600;display:flex}._titleIcon_1xewv_40{color:#6366f1;font-size:20px}._modalSubtitle_1xewv_45{color:#6b7280;font-size:13px}._filterSection_1xewv_50{flex-wrap:wrap;gap:8px;margin-bottom:20px;display:flex}._filterBtn_1xewv_57{color:#374151;cursor:pointer;background:#fff;border:1px solid #e5e7eb;border-radius:20px;padding:6px 16px;font-size:14px;transition:all .2s}._filterBtn_1xewv_57:hover{background:#f9fafb;border-color:#c7c7c7}._filterBtnActive_1xewv_72{color:#fff;background:#6366f1;border-color:#6366f1}._filterBtnActive_1xewv_72:hover{background:#5558e0;border-color:#5558e0}._studentList_1xewv_82{flex-direction:column;gap:12px;height:420px;padding:0 24px 24px;display:flex;overflow-y:auto}._studentItem_1xewv_91{background:#f9fafb;border-radius:12px;justify-content:space-between;align-items:center;padding:16px;transition:background .2s;display:flex}._studentItem_1xewv_91:hover{background:#f3f4f6}._studentLeft_1xewv_104{align-items:center;gap:12px;display:flex}._studentAvatar_1xewv_110{width:40px;height:40px;font-size:16px;font-weight:500}._studentInfo_1xewv_117{flex-direction:column;gap:4px;display:flex}._studentNameRow_1xewv_123{align-items:center;gap:8px;display:flex}._studentName_1xewv_123{color:#111827;font-size:15px;font-weight:600}._levelTag_1xewv_135{border-radius:4px;margin:0;padding:2px 8px;font-size:12px}._studentIssues_1xewv_142{color:#6b7280;font-size:13px}._studentRight_1xewv_147{text-align:right}._accuracyValue_1xewv_151{margin-bottom:2px;font-size:20px;font-weight:700}._accuracyLabel_1xewv_157{font-size:12px}._teachingModal_y9z7i_1 .ant-modal-content{border-radius:16px;overflow:hidden}._teachingModal_y9z7i_1 .ant-modal-body{padding:0}._teachingModal_y9z7i_1 .ant-modal-close{top:20px;right:20px}._closeIcon_y9z7i_13{color:#999;font-size:16px}._closeIcon_y9z7i_13:hover{color:#666}._modalContainer_y9z7i_21{flex-direction:column;max-height:80vh;display:flex}._modalHeader_y9z7i_27{border-bottom:1px solid #f0f0f0;flex-shrink:0;padding:24px 24px 16px}._modalTitle_y9z7i_33{color:#1a1a1a;align-items:center;gap:8px;margin-bottom:4px;font-size:18px;font-weight:600;display:flex}._modalTitle_y9z7i_33 svg{color:#667eea;width:20px;height:20px}._modalSubtitle_y9z7i_48{color:#666;font-size:14px}._modalBody_y9z7i_53{flex:1;min-height:400px;padding:24px;overflow-y:auto}._idleContent_y9z7i_60{text-align:center;flex-direction:column;justify-content:center;align-items:center;padding:40px 20px;display:flex}._aiIconWrapper_y9z7i_69{margin-bottom:24px}._aiIcon_y9z7i_69{background:linear-gradient(135deg,#f0f5ff 0%,#e6f7ff 100%);border-radius:20px;justify-content:center;align-items:center;width:80px;height:80px;display:flex}._aiIcon_y9z7i_69 svg{color:#667eea;width:40px;height:40px}._idleTitle_y9z7i_88{color:#1a1a1a;margin:0 0 8px;font-size:18px;font-weight:600}._idleSubtitle_y9z7i_95{color:#666;margin:0 0 32px;font-size:14px}._statsRow_y9z7i_101{justify-content:center;align-items:center;gap:32px;margin-bottom:32px;display:flex}._statItem_y9z7i_109{align-items:center;gap:4px;font-size:14px;display:flex}._statLabel_y9z7i_116{color:#666}._statValue_y9z7i_120{color:#1a1a1a;font-weight:500}._generateBtn_y9z7i_125{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border:none;border-radius:8px;height:44px;padding:0 32px;font-size:15px}._generateBtn_y9z7i_125:hover{background:linear-gradient(135deg,#5a6fd6 0%,#6a4190 100%)}._generatingContent_y9z7i_137,._completedContent_y9z7i_138{width:100%}._markdownBody_y9z7i_142{color:#333;font-size:14px;line-height:1.8}._cursor_y9z7i_148{vertical-align:middle;background:#667eea;width:2px;height:1.2em;margin-left:2px;animation:1s infinite _blink_y9z7i_1;display:inline-block}@keyframes _blink_y9z7i_1{0%,50%{opacity:1}51%,to{opacity:0}}._markdownH1_y9z7i_166{color:#1a1a1a;border-bottom:1px solid #f0f0f0;margin:24px 0 16px;padding-bottom:8px;font-size:18px;font-weight:600}._markdownH1_y9z7i_166:first-child{margin-top:0}._markdownH2_y9z7i_178{color:#1a1a1a;margin:20px 0 12px;font-size:16px;font-weight:600}._markdownH3_y9z7i_185{color:#333;margin:16px 0 10px;font-size:15px;font-weight:600}._markdownParagraph_y9z7i_192{color:#333;margin:10px 0}._markdownBlockquote_y9z7i_197{color:#333;background:#f6ffed;border-left:4px solid #52c41a;border-radius:4px;margin:16px 0;padding:12px 16px}._markdownBlockquote_y9z7i_197 p{margin:0}._markdownListItem_y9z7i_209,._markdownOrderedItem_y9z7i_215{color:#333;margin:8px 0;padding-left:4px}._markdownEmptyLine_y9z7i_221{height:8px}._markdownHr_y9z7i_225{border:none;border-top:1px solid #f0f0f0;margin:20px 0}._markdownItalic_y9z7i_231{color:#666;margin:16px 0;font-size:13px;font-style:italic}._markdownTable_y9z7i_238{border-collapse:collapse;width:100%;margin:16px 0;font-size:13px}._markdownTable_y9z7i_238 th,._markdownTable_y9z7i_238 td{text-align:left;border:1px solid #f0f0f0;padding:10px 12px}._markdownTable_y9z7i_238 th{color:#1a1a1a;background:#fafafa;font-weight:600}._markdownTable_y9z7i_238 td{color:#333}._markdownTable_y9z7i_238 tr:nth-child(2n){background:#fafafa}._actionButtons_y9z7i_262{border-top:1px solid #f0f0f0;justify-content:flex-end;gap:12px;margin-top:24px;padding-top:16px;display:flex}._actionBtn_y9z7i_271{border-radius:6px;align-items:center;gap:6px;height:36px;padding:0 16px;font-size:14px;display:flex}._container_1kqga_1{padding:8px}._pageDescription_1kqga_5{align-items:center;gap:12px;margin-bottom:20px;display:flex}._pageDescription_1kqga_5 ._descIcon_1kqga_11{color:#fff;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:8px;justify-content:center;align-items:center;width:36px;height:36px;font-size:18px;display:flex}._pageDescription_1kqga_5 ._descText_1kqga_22{color:#666;font-size:14px}._aiConclusionCard_1kqga_27{background:linear-gradient(135deg,#f0f5ff 0%,#e6f7ff 100%);border:1px solid #d6e4ff;border-radius:16px;margin-bottom:20px;padding:24px}._aiConclusionHeader_1kqga_35{align-items:center;gap:10px;margin-bottom:12px;display:flex}._aiIcon_1kqga_42{color:#fff;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:6px;justify-content:center;align-items:center;width:28px;height:28px;font-size:12px;font-weight:600;display:flex}._aiConclusionTitle_1kqga_55{color:#1a1a1a;font-size:16px;font-weight:600}._aiConclusionText_1kqga_61{color:#333;margin:0 0 16px;font-size:14px;line-height:1.6}._aiConclusionActions_1kqga_68{align-items:center;gap:16px;display:flex}._suggestionTag_1kqga_74{color:#fff!important;background:#52c41a!important;border:none!important;border-radius:4px!important;padding:4px 12px!important;font-size:13px!important}._viewSuggestionBtn_1kqga_83{color:#667eea!important;padding:0!important;font-size:13px!important}._statsGrid_1kqga_89{grid-template-columns:repeat(6,1fr);gap:16px;margin-bottom:20px;display:grid}._statCard_1kqga_96{text-align:center;background:#fff;border:1px solid #f0f0f0;border-radius:12px;padding:20px 16px;transition:all .3s}._statCard_1kqga_96:hover{box-shadow:0 4px 12px #00000014}._statIcon_1kqga_108{color:#667eea;margin-bottom:8px;font-size:24px}._statValue_1kqga_114{color:#1a1a1a;margin-bottom:4px;font-size:28px;font-weight:700}._statLabel_1kqga_121{color:#999;font-size:13px}._sectionCard_1kqga_126{border-radius:12px!important;margin-bottom:20px!important;box-shadow:0 2px 8px #0000000a!important}._sectionCard_1kqga_126 .ant-card-head{border-bottom:1px solid #f0f0f0;padding:16px 20px}._sectionCard_1kqga_126 .ant-card-head-title{color:#1a1a1a;font-size:15px;font-weight:600}._sectionCard_1kqga_126 .ant-card-body{padding:20px}._knowledgeGraph_1kqga_144 ._graphLegend_1kqga_144{justify-content:flex-end;gap:20px;margin-bottom:16px;display:flex}._knowledgeGraph_1kqga_144 ._legendItem_1kqga_150{color:#666;align-items:center;gap:6px;font-size:13px;display:flex}._knowledgeGraph_1kqga_144 ._legendDot_1kqga_157{border-radius:50%;width:10px;height:10px}._graphPlaceholder_1kqga_163{background:#fafafa;border-radius:8px;height:280px;position:relative;overflow:hidden}._graphNodes_1kqga_171{width:100%;height:100%;position:relative}._graphNode_1kqga_171{color:#fff;white-space:nowrap;border-radius:20px;padding:8px 16px;font-size:13px;font-weight:500;position:absolute;transform:translate(-50%,-50%);box-shadow:0 2px 8px #00000026}._threeColumnSection_1kqga_189{margin-bottom:0!important}._overallProgress_1kqga_193{flex-direction:column;align-items:center;padding:20px 0;display:flex}._progressLabels_1kqga_200{gap:20px;margin-top:20px;display:flex}._progressLabel_1kqga_200{color:#666;align-items:center;gap:6px;font-size:13px;display:flex}._labelDot_1kqga_214{border-radius:50%;width:8px;height:8px}._knowledgeList_1kqga_220{flex-direction:column;gap:16px;display:flex}._knowledgeItem_1kqga_226{align-items:center;gap:12px;display:flex}._knowledgeName_1kqga_232{color:#333;flex-shrink:0;width:120px;font-size:13px}._knowledgeBar_1kqga_239{background:#f0f0f0;border-radius:4px;flex:1;height:8px;overflow:hidden}._knowledgeBarFill_1kqga_247{border-radius:4px;height:100%;transition:width .3s}._knowledgePercent_1kqga_253{text-align:right;color:#666;flex-shrink:0;width:40px;font-size:13px}._distributionList_1kqga_261{flex-direction:column;gap:16px;display:flex}._distributionItem_1kqga_267{background:#fafafa;border-radius:8px;padding:12px}._distributionHeader_1kqga_273{justify-content:space-between;align-items:center;margin-bottom:6px;display:flex}._distributionLabel_1kqga_280{align-items:center;gap:8px;display:flex}._levelBadge_1kqga_286{color:#fff;border-radius:4px;padding:2px 8px;font-size:12px;font-weight:500}._levelLabel_1kqga_294{color:#333;font-size:14px;font-weight:500}._distributionCount_1kqga_300{color:#333;font-size:14px;font-weight:600}._distributionDesc_1kqga_306{color:#999;margin:0;font-size:12px;line-height:1.5}._matrixContainer_1kqga_313{overflow-x:auto}._matrixHeader_1kqga_317{color:#999;text-align:center;border-bottom:1px solid #f0f0f0;grid-template-columns:80px repeat(8,1fr) 70px;gap:8px;padding:12px 0;font-size:13px;display:grid}._matrixHeader_1kqga_317 span:first-child{text-align:left;padding-left:12px}._matrixRow_1kqga_332{border-bottom:1px solid #f5f5f5;grid-template-columns:80px repeat(8,1fr) 70px;align-items:center;gap:8px;padding:10px 0;display:grid}._matrixRow_1kqga_332:last-child{border-bottom:none}._matrixName_1kqga_344{color:#333;padding-left:12px;font-size:13px}._matrixCell_1kqga_350{text-align:center;font-size:16px}._matrixAccuracy_1kqga_355{text-align:center;color:#666;font-size:13px}._twoColumnSection_1kqga_361{margin-bottom:0!important}._keyStudentsList_1kqga_365{flex-direction:column;gap:16px;display:flex}._keyStudentItem_1kqga_371{background:#fafafa;border-radius:8px;justify-content:space-between;align-items:center;padding:12px;display:flex}._keyStudentInfo_1kqga_380{align-items:center;gap:12px;display:flex}._keyStudentAvatar_1kqga_386{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%)!important}._keyStudentDetail_1kqga_390{flex-direction:column;gap:4px;display:flex}._keyStudentName_1kqga_396{color:#333;font-size:14px;font-weight:500}._keyStudentIssues_1kqga_402{color:#999;font-size:12px}._keyStudentAccuracy_1kqga_407{flex-direction:column;align-items:flex-end;gap:4px;display:flex}._accuracyValue_1kqga_414{color:#f5222d;font-size:16px;font-weight:600}._aiSuggestionsList_1kqga_420{flex-direction:column;gap:16px;display:flex}._aiSuggestionItem_1kqga_426{background:#f6ffed;border-left:3px solid #52c41a;border-radius:8px;padding:12px}._suggestionType_1kqga_433{color:#52c41a;margin-bottom:6px;font-size:13px;font-weight:600}._suggestionContent_1kqga_440{color:#333;margin:0;font-size:13px;line-height:1.6}._actionButtons_1kqga_447{gap:12px;margin-top:24px;margin-bottom:16px;display:flex}._actionBtn_1kqga_454{border-radius:8px;height:40px;padding:0 20px;font-size:14px}._actionBtnPrimary_1kqga_461{border-radius:8px;height:40px;padding:0 20px;font-size:14px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%)!important;border:none!important}._viewAnalysisLink_1kqga_470{text-align:center;margin-bottom:20px}._viewAnalysisLink_1kqga_470 a{color:#667eea;font-size:14px;text-decoration:none}._viewAnalysisLink_1kqga_470 a:hover{text-decoration:underline}@media (max-width:1200px){._statsGrid_1kqga_89{grid-template-columns:repeat(3,1fr)}._threeColumnSection_1kqga_189 .ant-col-8,._twoColumnSection_1kqga_361 .ant-col-12{width:100%;margin-bottom:20px}}@media (max-width:768px){._statsGrid_1kqga_89{grid-template-columns:repeat(2,1fr)}._actionButtons_1kqga_447{flex-wrap:wrap}._actionButtons_1kqga_447 button{flex:1;min-width:140px}}._graphContainer_1eamz_1{background:#fafafa;border-radius:12px;width:100%;height:400px;position:relative;overflow:hidden}._edgesLayer_1eamz_10{pointer-events:none;width:100%;height:100%;position:absolute;top:0;left:0}._node_1eamz_19{cursor:pointer;background:#fff;border-radius:50%;padding:3px;transition:all .3s;position:absolute;transform:translate(-50%,-50%)}._node_1eamz_19:hover{z-index:20;transform:translate(-50%,-50%)scale(1.08)}._nodeInner_1eamz_33{text-align:center;border:2px solid;border-radius:50%;flex-direction:column;justify-content:center;align-items:center;width:70px;height:70px;padding:4px;display:flex}._nodeName_1eamz_46{color:#333;text-overflow:ellipsis;-webkit-line-clamp:2;-webkit-box-orient:vertical;max-width:100%;font-size:11px;line-height:1.3;display:-webkit-box;overflow:hidden}._pageHeader_18y58_1{background:#fff;border-bottom:1px solid #e5e7eb;align-items:center;gap:12px;padding:16px 24px;display:flex}._iconWrapper_18y58_10{background:linear-gradient(135deg,#7c3aed 0%,#a855f7 100%);border-radius:10px;justify-content:center;align-items:center;width:40px;height:40px;display:flex}._icon_18y58_10{color:#fff;font-size:20px}._text_18y58_25{color:#6b7280;font-size:14px}._newDiagnosisPage_1v9uj_1{flex-direction:column;min-height:100vh;max-height:100vh;display:flex;overflow:hidden}._pageContent_1v9uj_9{flex:1;gap:24px;padding:24px;display:flex;overflow:hidden}._leftSection_1v9uj_17,._rightSection_1v9uj_23{flex:1;display:flex;overflow:hidden}._configCard_1v9uj_29{border-radius:12px;flex-direction:column;flex:1;display:flex;overflow:hidden;box-shadow:0 2px 8px #00000014}._configCard_1v9uj_29 .ant-card-body{flex-direction:column;flex:1;padding:20px;display:flex;overflow:hidden}._configHeader_1v9uj_45{flex-shrink:0;margin-bottom:16px}._configTitle_1v9uj_50{color:#333;margin:0 0 6px;font-size:18px;font-weight:600}._configDesc_1v9uj_57{color:#999;margin:0;font-size:13px}._formSection_1v9uj_63{flex:1;padding-right:4px;overflow:hidden auto}._formSection_1v9uj_63::-webkit-scrollbar{width:6px;height:0}._formSection_1v9uj_63::-webkit-scrollbar-track{background:0 0}._formSection_1v9uj_63::-webkit-scrollbar-thumb{background:#d1d5db;border-radius:3px}._formSection_1v9uj_63::-webkit-scrollbar-thumb:hover{background:#9ca3af}._formSection_1v9uj_63{scrollbar-width:thin;-ms-overflow-style:none}._formSection_1v9uj_63 .ant-form-item{margin-bottom:12px}._formSection_1v9uj_63 .ant-row{margin-bottom:0!important}._formItem_1v9uj_94{flex-direction:column;gap:4px;display:flex}._formLabel_1v9uj_100{color:#333;font-size:14px;font-weight:500}._formInput_1v9uj_106,._formSelect_1v9uj_107,._formInputNumber_1v9uj_108{width:100%}._formInputNumber_1v9uj_108 .ant-input-number-input{height:32px}._actionButtons_1v9uj_116{flex-shrink:0;gap:12px;margin-top:16px;display:flex}._generateGraphBtn_1v9uj_123{color:#7c3aed;border-color:#7c3aed;border-radius:8px;flex:1;height:44px}._generateGraphBtn_1v9uj_123:hover{color:#6d28d9;border-color:#6d28d9}._startBtn_1v9uj_135{background:#7c3aed;border-color:#7c3aed;border-radius:8px;flex:1;height:44px}._startBtn_1v9uj_135:hover{background:#6d28d9;border-color:#6d28d9}._startBtn_1v9uj_135:disabled{background:#d8b4fe;border-color:#d8b4fe}._previewCard_1v9uj_151{border-radius:12px;flex-direction:column;flex:1;display:flex;overflow:hidden;box-shadow:0 2px 8px #00000014}._previewCard_1v9uj_151 .ant-card-body{flex-direction:column;flex:1;padding:20px;display:flex;overflow:hidden}._emptyPreview_1v9uj_167{flex-direction:column;flex:1;justify-content:center;align-items:center;display:flex}._emptyIcon_1v9uj_175{color:#d1d5db;margin-bottom:16px;font-size:64px}._emptyText_1v9uj_181{color:#9ca3af;margin:0;font-size:14px}._previewHeader_1v9uj_187{align-items:center;gap:8px;margin-bottom:20px;display:flex}._previewIcon_1v9uj_194{color:#7c3aed;font-size:20px}._previewTitle_1v9uj_199{color:#333;font-size:16px;font-weight:600}._previewContent_1v9uj_205{flex-direction:column;gap:20px;display:flex}._nodeDetail_1v9uj_211{background:#fafafa;border-radius:12px;padding:16px}._detailTitle_1v9uj_217{color:#666;margin:0 0 12px;font-size:14px}._nodeName_1v9uj_223{margin:0 0 8px;font-size:18px;font-weight:600}._nodeDescription_1v9uj_229{color:#666;margin:0 0 16px;font-size:13px;line-height:1.6}._nodeInfo_1v9uj_236{flex-direction:column;gap:12px;margin-bottom:16px;display:flex}._infoRow_1v9uj_243{justify-content:space-between;align-items:center;display:flex}._infoLabel_1v9uj_249{color:#999;font-size:13px}._infoValue_1v9uj_254{color:#333;font-size:13px}._prerequisiteSection_1v9uj_259{border-top:1px solid #e5e7eb;padding-top:16px}._prerequisiteTitle_1v9uj_264{color:#666;margin:0 0 12px;font-size:13px}._prerequisiteTags_1v9uj_270{flex-wrap:wrap;gap:8px;display:flex}._prerequisiteTag_1v9uj_270{color:#374151;background:#f3f4f6;border:none}@media (max-width:992px){._pageContent_1v9uj_9{flex-direction:column}}._difficultyModal_1cuj7_1 .ant-modal-content{border-radius:16px;overflow:hidden}._difficultyModal_1cuj7_1 .ant-modal-body{padding:24px}._difficultyModal_1cuj7_1 .ant-modal-close{top:20px;right:20px}._difficultyModal_1cuj7_1 .ant-modal-close ._ant-modal-close-x_1cuj7_12{color:#9ca3af;width:32px;height:32px;line-height:32px}._modalHeader_1cuj7_19{margin-bottom:24px}._modalTitle_1cuj7_23{color:#111827;align-items:center;gap:10px;margin-bottom:8px;font-size:18px;font-weight:600;display:flex}._titleIcon_1cuj7_33{color:#6366f1;font-size:20px}._modalSubtitle_1cuj7_38{color:#6b7280;font-size:13px}._modalContent_1cuj7_43,._section_1cuj7_47{margin-bottom:24px}._section_1cuj7_47:last-child{margin-bottom:0}._sectionTitle_1cuj7_54{color:#374151;margin-bottom:12px;font-size:14px;font-weight:600}._difficultyOptions_1cuj7_61{gap:12px;display:flex}._difficultyOption_1cuj7_61{cursor:pointer;text-align:center;border:1px solid #e5e7eb;border-radius:12px;flex:1;padding:16px 12px;transition:all .2s}._difficultyOption_1cuj7_61:hover{background:#f9fafb;border-color:#c7c7c7}._difficultyOptionActive_1cuj7_80{background:#eef2ff;border-color:#6366f1}._difficultyOptionActive_1cuj7_80 ._optionIcon_1cuj7_84,._difficultyOptionActive_1cuj7_80 ._optionTitle_1cuj7_87{color:#6366f1}._optionIcon_1cuj7_84{color:#9ca3af;margin-bottom:8px;font-size:20px}._optionTitle_1cuj7_87{color:#374151;margin-bottom:4px;font-size:14px;font-weight:600}._optionDesc_1cuj7_104{color:#9ca3af;font-size:11px}._sliderHeader_1cuj7_109{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}._sliderLabel_1cuj7_116{color:#374151;font-size:14px;font-weight:600}._sliderValue_1cuj7_122{color:#6366f1;font-size:14px;font-weight:600}._customSlider_1cuj7_128{margin-bottom:8px}._customSlider_1cuj7_128 .ant-slider-track{background:linear-gradient(90deg,#6366f1,#8b5cf6)}._customSlider_1cuj7_128 .ant-slider-handle{border-color:#6366f1}._customSlider_1cuj7_128 .ant-slider-handle:after{box-shadow:0 0 0 2px #6366f1}._customSlider_1cuj7_128 .ant-slider-handle:hover:after,._customSlider_1cuj7_128 .ant-slider-handle:focus:after{box-shadow:0 0 0 4px #6366f1}._sliderLabels_1cuj7_144{color:#9ca3af;justify-content:space-between;margin-bottom:16px;font-size:12px;display:flex}._questionPreview_1cuj7_152{margin-top:12px}._previewBar_1cuj7_156{border-radius:6px;height:12px;margin-bottom:8px;transition:all .3s}._previewText_1cuj7_163{color:#6b7280;justify-content:space-between;font-size:12px;display:flex}._infoBox_1cuj7_170{background:#f9fafb;border-radius:12px;gap:12px;margin-top:20px;padding:16px;display:flex}._infoIcon_1cuj7_179{color:#6366f1;flex-shrink:0;font-size:18px}._infoContent_1cuj7_185{flex:1}._infoRow_1cuj7_189{font-size:13px;line-height:1.6}._infoRow_1cuj7_189:first-child{margin-bottom:4px}._infoLabel_1cuj7_197{color:#6b7280}._infoValue_1cuj7_201{color:#374151;font-weight:500}._modalFooter_1cuj7_206{border-top:1px solid #f0f0f0;justify-content:flex-end;gap:12px;padding-top:20px;display:flex}._cancelBtn_1cuj7_214{color:#374151;border:1px solid #e5e7eb;border-radius:8px;height:40px;padding:0 24px;font-size:14px}._cancelBtn_1cuj7_214:hover{color:#111827;border-color:#d1d5db}._applyBtn_1cuj7_227{background:linear-gradient(135deg,#6366f1,#8b5cf6);border:none;border-radius:8px;height:40px;padding:0 24px;font-size:14px;box-shadow:0 4px 12px #6366f14d}._applyBtn_1cuj7_227:hover{background:linear-gradient(135deg,#5558e0,#7c4fe0);box-shadow:0 4px 16px #6366f166}._smartQuestionPage_1ghy6_1{flex-direction:column;height:100vh;display:flex}._pageContent_1ghy6_7{flex:1;gap:24px;padding:24px;display:flex;overflow:hidden}._leftSection_1ghy6_15{flex:1;overflow-y:auto}._rightSection_1ghy6_20{flex-shrink:0;width:320px}._questionList_1ghy6_25{flex-direction:column;gap:16px;display:flex}._questionCard_1ghy6_31{border-radius:12px;transition:all .3s;box-shadow:0 2px 8px #00000014}._questionCard_1ghy6_31:hover{box-shadow:0 4px 16px #0000001f}._questionCard_1ghy6_31 .ant-card-body{padding:20px}._questionHeader_1ghy6_43{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}._knowledgeTag_1ghy6_50{color:#6b7280;background:#f3f4f6;border:none;font-size:12px}._actionIcon_1ghy6_57{color:#9ca3af;cursor:pointer;font-size:16px;transition:color .2s}._actionIcon_1ghy6_57:hover{color:#7c3aed}._questionContent_1ghy6_67{align-items:flex-start;gap:12px;margin-bottom:16px;display:flex}._questionNumber_1ghy6_74{color:#fff;background:#8b5cf6;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:14px;font-weight:600;display:flex}._questionText_1ghy6_88{color:#333;flex:1;min-width:0;font-size:15px;line-height:1.6}._actionIcons_1ghy6_96{flex-shrink:0;justify-content:flex-end;gap:12px;width:140px;display:flex}._optionsList_1ghy6_104{flex-direction:column;gap:8px;margin-bottom:16px;padding-left:40px;display:flex}._optionItem_1ghy6_112{color:#666;font-size:14px;line-height:1.5}._correctAnswer_1ghy6_118{color:#4f46e5;opacity:1;background:#eef2ff;border-radius:20px;align-items:center;gap:6px;width:80%;max-height:40px;margin-bottom:12px;padding:8px 16px;font-size:13px;transition:opacity .3s,transform .3s,max-height .3s,margin .3s;display:inline-flex;overflow:hidden;transform:translateY(0)}._correctAnswerHidden_1ghy6_136{opacity:0;max-height:0;margin-bottom:0;padding-top:0;padding-bottom:0;transform:translateY(-10px)}._correctAnswerVisible_1ghy6_145{opacity:1;max-height:40px;margin-bottom:12px;transform:translateY(0)}._correctIcon_1ghy6_152{font-size:14px}._tags_1ghy6_156{gap:8px;display:flex}._difficultyTag_1ghy6_161{font-size:12px}._typeTag_1ghy6_165{color:#6b7280;background:#f3f4f6;border:none;font-size:12px}._statsCard_1ghy6_172{border-radius:12px;box-shadow:0 2px 8px #00000014}._statsCard_1ghy6_172 .ant-card-head{border-bottom:1px solid #f0f0f0;font-weight:600}._statsCard_1ghy6_172 .ant-card-body{padding:20px}._statsItem_1ghy6_184{border-bottom:1px solid #f5f5f5;align-items:center;gap:12px;padding:12px 0;display:flex}._statsItem_1ghy6_184:last-of-type{border-bottom:none}._statsIcon_1ghy6_195{color:#9ca3af;font-size:18px}._statsLabel_1ghy6_200{color:#666;flex:1;font-size:14px}._statsValue_1ghy6_206{color:#333;font-size:14px;font-weight:500}._quickAction_1ghy6_212{border-bottom:1px solid #f5f5f5;padding:12px 0}._quickActionLabel_1ghy6_217{color:#666;align-items:center;gap:12px;margin-bottom:8px;font-size:14px;display:flex}._quickActionIcon_1ghy6_226{color:#9ca3af;font-size:18px}._quickActionBtn_1ghy6_231{color:#374151;background:#f3f4f6;border:none;border-radius:16px;height:32px;padding:0 16px;font-size:13px}._quickActionBtn_1ghy6_231:hover{color:#111827;background:#e5e7eb}._aiSuggestion_1ghy6_245{background:#f0fdf4;border-left:3px solid #22c55e;border-radius:8px;margin-top:20px;padding:16px}._suggestionTitle_1ghy6_253{color:#16a34a;margin-bottom:8px;font-size:14px;font-weight:600}._suggestionText_1ghy6_260{color:#374151;margin:0;font-size:13px;line-height:1.6}._bottomBar_1ghy6_267{background:#fff;border-top:1px solid #e5e7eb;justify-content:center;gap:16px;padding:16px 24px;display:flex}._bottomBtn_1ghy6_276{color:#6b7280;border-color:#d1d5db;border-radius:8px;height:44px;padding:0 24px}._bottomBtn_1ghy6_276:hover{color:#374151;border-color:#9ca3af}._publishBtn_1ghy6_288{background:#7c3aed;border-color:#7c3aed;border-radius:8px;height:44px;padding:0 32px}._publishBtn_1ghy6_288:hover{background:#6d28d9;border-color:#6d28d9}@media (max-width:992px){._pageContent_1ghy6_7{flex-direction:column}._rightSection_1ghy6_20{width:100%}}._streamingSection_1ghy6_308{margin-bottom:16px}._streamingHeaderBar_1ghy6_312{background:linear-gradient(135deg,#f0fdf4 0%,#dcfce7 100%);border:1px solid #86efac;border-radius:8px;align-items:center;gap:8px;margin-bottom:16px;padding:12px 16px;display:flex}._streamingIcon_1ghy6_323{color:#22c55e;font-size:18px;animation:1.5s ease-in-out infinite _pulse_1ghy6_1}._streamingTitle_1ghy6_329{color:#166534;font-size:14px;font-weight:600}@keyframes _pulse_1ghy6_1{0%,to{opacity:1}50%{opacity:.5}}._publishResultPage_1u7do_1{min-height:100vh}._content_1u7do_5{max-width:1000px;margin:0 auto;padding:48px 24px}._successSection_1u7do_11{text-align:center;margin-bottom:48px}._successIcon_1u7do_16{color:#fff;background:linear-gradient(135deg,#7c3aed 0%,#a855f7 100%);border-radius:16px;justify-content:center;align-items:center;width:64px;height:64px;margin:0 auto 24px;font-size:32px;display:flex}._successTitle_1u7do_29{color:#333;margin:0 0 12px;font-size:22px;font-weight:600}._successDesc_1u7do_36{color:#999;margin:0;font-size:14px}._optionsSection_1u7do_42{grid-template-columns:repeat(2,1fr);gap:24px;display:grid}._optionCard_1u7do_48{cursor:pointer;border-radius:16px;transition:all .3s;box-shadow:0 2px 8px #00000014}._optionCard_1u7do_48:hover{transform:translateY(-4px);box-shadow:0 8px 24px #0000001f}._optionCard_1u7do_48 .ant-card-body{padding:32px}._disabledCard_1u7do_62{cursor:not-allowed;opacity:.6;background:#f9fafb}._disabledCard_1u7do_62:hover{transform:none;box-shadow:0 2px 8px #00000014}._cardIconWrapper_1u7do_72{background:#f3f4f6;border-radius:12px;justify-content:center;align-items:center;width:48px;height:48px;margin-bottom:20px;display:flex}._cardIcon_1u7do_72{color:#6b7280;font-size:24px}._cardTitle_1u7do_88{color:#333;margin:0 0 12px;font-size:18px;font-weight:600}._cardDesc_1u7do_95{color:#666;margin:0 0 20px;font-size:14px;line-height:1.6}._featureList_1u7do_102{flex-direction:column;gap:12px;margin-bottom:20px;display:flex}._featureItem_1u7do_109{color:#666;align-items:center;gap:10px;font-size:13px;display:flex}._featureIcon_1u7do_117{color:#9ca3af;font-size:14px}._deadlineInfo_1u7do_122{align-items:center;gap:8px;margin-bottom:12px;font-size:13px;display:flex}._deadlineLabel_1u7do_130{color:#999;flex-shrink:0}._deadlinePicker_1u7do_135{width:180px}._deadlinePicker_1u7do_135 .ant-picker-input>input{font-size:13px}._recommendTag_1u7do_142{border-radius:4px;margin-top:8px;padding:2px 10px;font-size:12px}._paperTag_1u7do_149{color:#6b7280;background:#f3f4f6;border-color:#e5e7eb;border-radius:4px;margin-top:8px;padding:2px 10px;font-size:12px}@media (max-width:768px){._optionsSection_1u7do_42{grid-template-columns:1fr}}._onlineCollectionPage_1yg08_1{flex-direction:column;height:100vh;display:flex}._content_1yg08_7{flex:1;width:100%;max-width:1200px;margin:0 auto;padding:24px;overflow-y:auto}._headerSection_1yg08_16{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}._backBtn_1yg08_23{color:#6b7280;padding:0}._backBtn_1yg08_23:hover{color:#374151}._modeTag_1yg08_31{border-radius:16px;padding:4px 12px;font-size:13px}._entryCard_1yg08_37{border-radius:12px;margin-bottom:24px}._entryCard_1yg08_37 .ant-card-body{padding:24px}._entryHeader_1yg08_45{align-items:center;gap:12px;margin-bottom:16px;display:flex}._entryIconWrapper_1yg08_52{background:#f0f9ff;border-radius:10px;justify-content:center;align-items:center;width:40px;height:40px;display:flex}._entryIcon_1yg08_52{color:#3b82f6;font-size:20px}._entryTitle_1yg08_67{color:#333;margin:0 0 4px;font-size:16px;font-weight:600}._entryDesc_1yg08_74{color:#999;margin:0;font-size:13px}._linkSection_1yg08_80{align-items:center;gap:12px;display:flex}._linkBox_1yg08_86{color:#666;text-overflow:ellipsis;white-space:nowrap;background:#f9fafb;border-radius:8px;flex:1;padding:12px 16px;font-family:monospace;font-size:14px;overflow:hidden}._copyBtn_1yg08_99,._previewBtn_1yg08_100{border-radius:8px;height:40px}._progressCard_1yg08_105{border-radius:12px;margin-bottom:24px}._progressCard_1yg08_105 .ant-card-body{padding:24px}._progressTitle_1yg08_113{color:#333;margin:0 0 8px;font-size:18px;font-weight:600}._progressDesc_1yg08_120{color:#999;margin:0 0 20px;font-size:14px}._collectingStatus_1yg08_126{background:#f0f9ff;border-radius:10px;align-items:center;gap:12px;margin-bottom:20px;padding:16px;display:flex}._collectingIcon_1yg08_136{color:#3b82f6;font-size:24px}._collectingInfo_1yg08_141{color:#6b7280;align-items:center;gap:8px;font-size:14px;display:flex}._collectingTitle_1yg08_149{color:#333;font-size:15px;font-weight:500}._collectingDesc_1yg08_155{color:#999;font-size:13px}._progressSection_1yg08_160{margin-bottom:24px}._progressHeader_1yg08_164{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}._progressLabel_1yg08_171{color:#666;font-size:14px}._progressValue_1yg08_176{color:#333;font-size:14px;font-weight:600}._progressBar_1yg08_182 .ant-progress-inner,._progressBar_1yg08_182 .ant-progress-bg{border-radius:4px}._studentSection_1yg08_189{margin-bottom:24px}._sectionTitle_1yg08_193{color:#999;margin-bottom:16px;font-size:14px}._studentGrid_1yg08_199{grid-template-columns:repeat(3,1fr);gap:12px;max-height:320px;display:grid;overflow-y:auto}._studentItem_1yg08_207{background:#f9fafb;border-radius:10px;align-items:center;gap:12px;padding:12px;display:flex}._studentAvatar_1yg08_216{width:36px;height:36px;font-size:14px;font-weight:500}._studentInfo_1yg08_223{flex:1;min-width:0}._studentName_1yg08_228{color:#333;margin-bottom:2px;font-size:14px;font-weight:500}._studentMeta_1yg08_235{color:#999;font-size:12px}._studentCheck_1yg08_240{color:#22c55e;font-size:16px}._actionSection_1yg08_245{border-top:1px solid #e5e7eb;justify-content:center;align-items:center;padding-top:20px;display:flex}._stopBtn_1yg08_253{color:#6b7280;border-color:#d1d5db;border-radius:8px;width:80%;height:44px}._stopBtn_1yg08_253:hover{color:#374151;border-color:#9ca3af}._analysisBtn_1yg08_265{background:linear-gradient(135deg,#6366f1,#8b5cf6);border:none;border-radius:8px;width:80%;height:44px;font-size:15px;box-shadow:0 4px 12px #6366f14d}._analysisBtn_1yg08_265:hover{background:linear-gradient(135deg,#5558e0,#7c4fe0);box-shadow:0 4px 16px #6366f166}._analysisBtn_1yg08_265 .anticon{font-size:16px}._statsSection_1yg08_282{grid-template-columns:repeat(3,1fr);gap:16px;display:grid}._statCard_1yg08_288{border-radius:12px}._statCard_1yg08_288 .ant-card-body{align-items:center;gap:16px;padding:20px;display:flex}._statIconWrapper_1yg08_298{background:#f3f4f6;border-radius:12px;justify-content:center;align-items:center;width:48px;height:48px;display:flex}._statIcon_1yg08_298{color:#6b7280;font-size:24px}._statInfo_1yg08_313{flex:1}._statValue_1yg08_317{color:#333;margin-bottom:4px;font-size:28px;font-weight:600;line-height:1}._statLabel_1yg08_325{color:#999;font-size:13px}@media (max-width:992px){._studentGrid_1yg08_199{grid-template-columns:repeat(2,1fr)}._statsSection_1yg08_282{grid-template-columns:1fr}}@media (max-width:576px){._studentGrid_1yg08_199{grid-template-columns:1fr}._linkSection_1yg08_80{flex-direction:column;align-items:stretch}}._quizPage_l14s7_1{background:#f0f2f5;flex-direction:column;min-height:100vh;display:flex}._header_l14s7_8{background:#fff;justify-content:space-between;align-items:center;padding:16px 24px;display:flex;box-shadow:0 1px 4px #0000000d}._headerLeft_l14s7_17{align-items:center;gap:12px;display:flex}._logoWrapper_l14s7_23{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:10px;justify-content:center;align-items:center;width:40px;height:40px;display:flex}._logoIcon_l14s7_33{color:#fff;font-size:20px}._headerInfo_l14s7_38{flex-direction:column;display:flex}._headerTitle_l14s7_43{color:#1a1a2e;font-size:16px;font-weight:600}._headerSubtitle_l14s7_49{color:#8b8b9a;font-size:12px}._headerRight_l14s7_54{align-items:center;gap:16px;display:flex}._timer_l14s7_60{color:#666;background:#f5f5f5;border-radius:6px;align-items:center;gap:6px;padding:6px 12px;font-size:14px;display:flex}._progress_l14s7_71{color:#667eea;background:#f0f2ff;border-radius:6px;padding:6px 12px;font-size:14px;font-weight:500}._progressBar_l14s7_80{background:#e8e8e8;height:4px;position:relative}._progressFill_l14s7_86{background:linear-gradient(90deg,#667eea 0%,#764ba2 100%);height:100%;transition:width .3s}._mainContent_l14s7_92{flex:1;width:100%;max-width:900px;margin:0 auto;padding:24px}._questionNav_l14s7_100{flex-wrap:wrap;gap:12px;margin-bottom:24px;display:flex}._navItem_l14s7_107{cursor:pointer;color:#666;background:#fff;border:1px solid #e8e8e8;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;font-size:14px;font-weight:500;transition:all .2s;display:flex}._navItem_l14s7_107:hover{color:#667eea;border-color:#667eea}._navItem_l14s7_107._current_l14s7_126{color:#fff;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-color:#0000;box-shadow:0 4px 12px #667eea66}._navItem_l14s7_107._answered_l14s7_132{color:#667eea;background:#f0f2ff;border-color:#667eea}._navItem_l14s7_107._current_l14s7_126._answered_l14s7_132{color:#fff;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%)}._questionCard_l14s7_142{background:#fff;border-radius:16px;padding:32px;box-shadow:0 2px 12px #0000000d}._questionHeader_l14s7_149{align-items:flex-start;gap:16px;margin-bottom:16px;display:flex}._questionNumber_l14s7_156{color:#fff;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:16px;font-weight:600;display:flex}._questionTitle_l14s7_170{color:#1a1a2e;flex:1;font-size:18px;font-weight:500;line-height:1.6}._questionTags_l14s7_178{gap:8px;margin-bottom:24px;padding-left:52px;display:flex}._tagPrimary_l14s7_185{color:#fff;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:4px;padding:4px 12px;font-size:12px}._tagSecondary_l14s7_193{color:#666;background:#f5f5f5;border-radius:4px;padding:4px 12px;font-size:12px}._answerArea_l14s7_201{margin-bottom:32px}._optionsList_l14s7_205{flex-direction:column;gap:12px;display:flex}._optionItem_l14s7_211{cursor:pointer;background:#fafafa;border:2px solid #0000;border-radius:12px;align-items:center;gap:12px;padding:16px 20px;transition:all .2s;display:flex}._optionItem_l14s7_211:hover,._optionItem_l14s7_211._selected_l14s7_226{background:#f0f2ff;border-color:#667eea}._optionLetter_l14s7_231{color:#666;background:#e8e8e8;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-size:14px;font-weight:600;transition:all .2s;display:flex}._optionLetter_l14s7_231._selected_l14s7_226{color:#fff;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%)}._optionText_l14s7_250{color:#333;flex:1;font-size:15px}._checkIcon_l14s7_256{color:#667eea;font-size:20px}._fillInputWrapper_l14s7_261{padding:16px 0}._fillInput_l14s7_261{background:#fafafa;border:2px solid #e8e8e8;border-radius:12px;padding:16px 20px;font-size:15px}._fillInput_l14s7_261:hover,._fillInput_l14s7_261:focus{background:#fff;border-color:#667eea}._footerNav_l14s7_277{border-top:1px solid #f0f0f0;justify-content:space-between;align-items:center;padding-top:24px;display:flex}._navBtn_l14s7_285{font-size:14px;color:#999!important}._navBtn_l14s7_285:not(:disabled):hover{color:#667eea!important}._navBtn_l14s7_285:disabled{opacity:.5}._nextBtn_l14s7_296{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%)!important;border:none!important;border-radius:8px!important;height:44px!important;padding:0 24px!important;font-size:15px!important;font-weight:500!important}._nextBtn_l14s7_296:hover{opacity:.9}._submitBtn_l14s7_309{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%)!important;border:none!important;border-radius:8px!important;height:44px!important;padding:0 24px!important;font-size:15px!important;font-weight:500!important}._submitBtn_l14s7_309:hover{opacity:.9}._warningBox_l14s7_322{color:#ff4d4f;background:#fff2f0;border:1px solid #ffccc7;border-radius:8px;align-items:center;gap:8px;margin-top:16px;padding:12px 16px;font-size:14px;display:flex}._warningIcon_l14s7_335{color:#ff4d4f;font-size:16px}._loginPage_1joeu_1{background:linear-gradient(135deg,#f5f7fa 0%,#e4e8ec 100%);justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}._loginCard_1joeu_10{background:#fff;border-radius:16px;width:100%;max-width:420px;padding:40px 48px;position:relative;overflow:hidden;box-shadow:0 4px 24px #00000014}._topBar_1joeu_21{background:linear-gradient(90deg,#667eea 0%,#764ba2 100%);height:4px;position:absolute;top:0;left:0;right:0}._iconWrapper_1joeu_30{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:16px;justify-content:center;align-items:center;width:64px;height:64px;margin:0 auto 24px;display:flex}._icon_1joeu_30{color:#fff;font-size:32px}._title_1joeu_46{color:#1a1a2e;text-align:center;margin-bottom:8px;font-size:24px;font-weight:600}._subtitle_1joeu_54{color:#666;text-align:center;margin-bottom:12px;font-size:14px}._tag_1joeu_61{color:#667eea;text-align:center;background:#f0f2ff;border-radius:20px;width:fit-content;margin:0 auto 32px;padding:6px 16px;font-size:13px;display:block}._form_1joeu_74{margin-bottom:24px}._label_1joeu_78{color:#333;font-size:14px;font-weight:500}._required_1joeu_84{color:#ff4d4f;margin-left:4px}._input_1joeu_89{border:1px solid #e8e8e8;border-radius:10px;padding:12px 16px;font-size:15px;transition:all .2s}._input_1joeu_89:hover,._input_1joeu_89:focus{border-color:#667eea;box-shadow:0 0 0 2px #667eea1a}._tips_1joeu_101{background:#f8f9fa;border-radius:10px;margin-bottom:24px;padding:16px 20px}._tipItem_1joeu_108{color:#666;align-items:center;gap:10px;font-size:13px;display:flex}._tipItem_1joeu_108:not(:last-child){margin-bottom:8px}._tipIcon_1joeu_119{color:#667eea;font-size:14px}._startBtn_1joeu_124{width:100%;height:48px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%)!important;border:none!important;border-radius:10px!important;font-size:16px!important;font-weight:500!important}._startBtn_1joeu_124:hover{opacity:.9}._startBtn_1joeu_124:disabled{opacity:.6}._resultPage_frvod_1{background:linear-gradient(135deg,#f5f7fa 0%,#e4e8ec 100%);justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}._resultCard_frvod_10{text-align:center;background:#fff;border-radius:16px;width:100%;max-width:480px;padding:48px 64px;box-shadow:0 4px 24px #00000014}._iconWrapper_frvod_20{background:#f6ffed;border-radius:50%;justify-content:center;align-items:center;width:80px;height:80px;margin:0 auto 24px;display:flex}._successIcon_frvod_31{color:#52c41a;font-size:40px}._title_frvod_36{color:#1a1a2e;margin-bottom:8px;font-size:24px;font-weight:600}._subtitle_frvod_43{color:#666;margin-bottom:32px;font-size:14px}._stats_frvod_49{border-top:1px solid #f0f0f0;border-bottom:1px solid #f0f0f0;justify-content:center;gap:48px;margin-bottom:32px;padding:24px 0;display:flex}._statItem_frvod_59{flex-direction:column;align-items:center;display:flex}._statValue_frvod_65{color:#1a1a2e;font-size:32px;font-weight:600;line-height:1.2}._statLabel_frvod_72{color:#999;margin-top:4px;font-size:13px}._tips_frvod_78{color:#666;justify-content:center;align-items:center;gap:6px;font-size:14px;display:flex}._chartIcon_frvod_87{font-size:16px}