diff --git a/src/App.tsx b/src/App.tsx
index d912aa0..37f1acf 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -1,5 +1,5 @@
 import { bitable, FieldType } from '@lark-base-open/js-sdk';
-import { Button, Typography, List, Card, Space, Divider, Spin, Table, Select, Modal, DatePicker, InputNumber } from '@douyinfe/semi-ui';
+import { Button, Typography, List, Card, Space, Divider, Spin, Table, Select, Modal, DatePicker, InputNumber, Input } from '@douyinfe/semi-ui';
 import { useState, useEffect, useRef } from 'react';
 import { addDays, format } from 'date-fns';
 import { zhCN } from 'date-fns/locale';
@@ -71,6 +71,8 @@ export default function App() {
   const [currentForeignId, setCurrentForeignId] = useState<string | null>(null);
   const [currentStyleText, setCurrentStyleText] = useState<string>('');
   const [currentColorText, setCurrentColorText] = useState<string>('');
+  // 标题中的款号/颜色编辑开关：默认锁定，点击笔按钮开放编辑
+  const [styleColorEditable, setStyleColorEditable] = useState<boolean>(false);
   const [currentText2, setCurrentText2] = useState<string>('');
   const [currentVersionNumber, setCurrentVersionNumber] = useState<number | null>(null);
   // 功能入口模式与调整相关状态
@@ -138,6 +140,49 @@ export default function App() {
 
   // 指定的数据表ID和视图ID
   const TABLE_ID = 'tblPIJ7unndydSMu';
+  
+  // 当弹窗打开时，默认从记录/选择数据预填款号与颜色（不覆盖已有值）
+  const ensureStyleColorDefaults = async () => {
+    try {
+      const needStyle = !currentStyleText || currentStyleText.trim() === '';
+      const needColor = !currentColorText || currentColorText.trim() === '';
+      if (!needStyle && !needColor) return;
+
+      // 优先使用已读取的记录详情
+      const currentRecordDetails = recordDetails;
+      if (currentRecordDetails && currentRecordDetails.length > 0) {
+        const first = currentRecordDetails[0];
+        const styleVal = needStyle ? extractText(first?.fields?.['fld6Uw95kt']) || '' : currentStyleText;
+        const colorVal = needColor ? extractText(first?.fields?.['flde85ni4O']) || '' : currentColorText;
+        if (needStyle && styleVal) setCurrentStyleText(styleVal);
+        if (needColor && colorVal) setCurrentColorText(colorVal);
+        return;
+      }
+
+      // 其次使用当前选择记录，做一次读取
+      if (selectedRecords && selectedRecords.length > 0) {
+        try {
+          const table = await bitable.base.getTable(TABLE_ID);
+          const firstRecord = await table.getRecordById(selectedRecords[0]);
+          const styleVal2 = needStyle ? extractText(firstRecord?.fields?.['fld6Uw95kt']) || '' : currentStyleText;
+          const colorVal2 = needColor ? extractText(firstRecord?.fields?.['flde85ni4O']) || '' : currentColorText;
+          if (needStyle && styleVal2) setCurrentStyleText(styleVal2);
+          if (needColor && colorVal2) setCurrentColorText(colorVal2);
+        } catch (e) {
+          console.warn('读取所选记录的款号/颜色失败，保持现有值', e);
+        }
+      }
+    } catch (e) {
+      console.warn('预填款号/颜色失败', e);
+    }
+  };
+
+  useEffect(() => {
+    if (timelineVisible) {
+      // 打开弹窗时进行一次预填，避免手动输入
+      ensureStyleColorDefaults();
+    }
+  }, [timelineVisible]);
   const VIEW_ID = 'vewb28sjuX';
 
   // 标签表ID
@@ -4372,7 +4417,39 @@ export default function App() {
       
       {/* 时效计算结果模态框 */}
       <Modal
-        title="预计开始和完成时间"
+        title={
+          <div style={{ display: 'flex', alignItems: 'center', justifyContent: 'space-between', gap: 12, flexWrap: 'wrap' }}>
+            <span style={{ fontSize: 16, fontWeight: 600 }}>预计开始和完成时间</span>
+            <div style={{ display: 'flex', alignItems: 'center', gap: 8, whiteSpace: 'nowrap', overflowX: 'auto', maxWidth: '70%' }}>
+              <Text type="tertiary">款号</Text>
+              <Input
+                size="small"
+                style={{ width: 160 }}
+                placeholder="请输入款号"
+                value={currentStyleText}
+                disabled={!styleColorEditable}
+                onChange={(val) => setCurrentStyleText(val)}
+              />
+              <Text type="tertiary" style={{ marginLeft: 8 }}>颜色</Text>
+              <Input
+                size="small"
+                style={{ width: 160 }}
+                placeholder="请输入颜色"
+                value={currentColorText}
+                disabled={!styleColorEditable}
+                onChange={(val) => setCurrentColorText(val)}
+              />
+              <Button
+                size="small"
+                type="tertiary"
+                onClick={() => setStyleColorEditable(prev => !prev)}
+                style={{ marginLeft: 8 }}
+              >
+                <span style={{ fontSize: 14, lineHeight: 1 }}>✏️</span>
+              </Button>
+            </div>
+          </div>
+        }
         visible={timelineVisible}
         onCancel={() => {
           setTimelineVisible(false);
@@ -4381,6 +4458,7 @@ export default function App() {
           setCompletionDateAdjustment(0); // 关闭时重置最后流程完成日期调整
           setHasAppliedSuggestedBuffer(false); // 关闭时允许下次重新应用建议缓冲期
           setLastSuggestedApplied(null); // 关闭时清空上次建议值
+          setStyleColorEditable(false); // 关闭弹窗后恢复为锁定状态
         }}
         footer={
           <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>