diff --git a/klp-ui/src/views/crm/contract/components/ContractExportDialog.vue b/klp-ui/src/views/crm/contract/components/ContractExportDialog.vue
index 1f50acb3..5965497a 100644
--- a/klp-ui/src/views/crm/contract/components/ContractExportDialog.vue
+++ b/klp-ui/src/views/crm/contract/components/ContractExportDialog.vue
@@ -143,32 +143,32 @@ export default {
       const hasCol = (key) => activeCols.some(c => c.key === key);
       const hasRow = (key) => activeRows.some(r => r.key === key);
 
-      let headerCells = '<th style="border:1px solid #000;padding:4px 4px;font-weight:bold;width:30px;">序号</th>';
-      if (hasCol('spec')) headerCells += '<th style="border:1px solid #000;padding:4px 4px;font-weight:bold;width:80px;">规格(mm)</th>';
-      if (hasCol('material')) headerCells += '<th style="border:1px solid #000;padding:4px 4px;font-weight:bold;width:60px;">材质</th>';
-      if (hasCol('quantity')) headerCells += '<th style="border:1px solid #000;padding:4px 4px;font-weight:bold;width:55px;">数量(吨)</th>';
-      if (hasCol('taxPrice')) headerCells += '<th style="border:1px solid #000;padding:4px 4px;font-weight:bold;width:70px;">含税单价(元/吨)</th>';
-      if (hasCol('taxDivisor')) headerCells += '<th style="border:1px solid #000;padding:4px 4px;font-weight:bold;width:45px;">税率除数</th>';
-      if (hasCol('noTaxPrice')) headerCells += '<th style="border:1px solid #000;padding:4px 4px;font-weight:bold;width:70px;">无税单价(元/吨)</th>';
-      if (hasCol('taxTotal')) headerCells += '<th style="border:1px solid #000;padding:4px 4px;font-weight:bold;width:70px;">含税总额(元)</th>';
-      if (hasCol('noTaxTotal')) headerCells += '<th style="border:1px solid #000;padding:4px 4px;font-weight:bold;width:70px;">无税总额(元)</th>';
-      if (hasCol('taxAmount')) headerCells += '<th style="border:1px solid #000;padding:4px 4px;font-weight:bold;width:55px;">税额(元)</th>';
-      if (hasCol('remark')) headerCells += '<th style="border:1px solid #000;padding:4px 4px;font-weight:bold;width:80px;">备注</th>';
+      let headerCells = '<th style="border:2px solid #000;padding:4px 4px;font-weight:bold;width:30px;">序号</th>';
+      if (hasCol('spec')) headerCells += '<th style="border:2px solid #000;padding:4px 4px;font-weight:bold;width:80px;">规格(mm)</th>';
+      if (hasCol('material')) headerCells += '<th style="border:2px solid #000;padding:4px 4px;font-weight:bold;width:60px;">材质</th>';
+      if (hasCol('quantity')) headerCells += '<th style="border:2px solid #000;padding:4px 4px;font-weight:bold;width:55px;">数量(吨)</th>';
+      if (hasCol('taxPrice')) headerCells += '<th style="border:2px solid #000;padding:4px 4px;font-weight:bold;width:70px;">含税单价(元/吨)</th>';
+      if (hasCol('taxDivisor')) headerCells += '<th style="border:2px solid #000;padding:4px 4px;font-weight:bold;width:45px;">税率除数</th>';
+      if (hasCol('noTaxPrice')) headerCells += '<th style="border:2px solid #000;padding:4px 4px;font-weight:bold;width:70px;">无税单价(元/吨)</th>';
+      if (hasCol('taxTotal')) headerCells += '<th style="border:2px solid #000;padding:4px 4px;font-weight:bold;width:70px;">含税总额(元)</th>';
+      if (hasCol('noTaxTotal')) headerCells += '<th style="border:2px solid #000;padding:4px 4px;font-weight:bold;width:70px;">无税总额(元)</th>';
+      if (hasCol('taxAmount')) headerCells += '<th style="border:2px solid #000;padding:4px 4px;font-weight:bold;width:55px;">税额(元)</th>';
+      if (hasCol('remark')) headerCells += '<th style="border:2px solid #000;padding:4px 4px;font-weight:bold;width:80px;">备注</th>';
       const colCount = activeCols.length + 1;
 
       let bodyRows = '';
       products.forEach((product, index) => {
-        let cells = `<td style="border:1px solid #000;padding:3px 4px;text-align:center;">${index + 1}</td>`;
-        if (hasCol('spec')) cells += `<td style="border:1px solid #000;padding:3px 4px;text-align:center;">${product.spec || ''}</td>`;
-        if (hasCol('material')) cells += `<td style="border:1px solid #000;padding:3px 4px;text-align:center;">${product.material || ''}</td>`;
-        if (hasCol('quantity')) cells += `<td style="border:1px solid #000;padding:3px 4px;text-align:center;">${product.quantity || ''}</td>`;
-        if (hasCol('taxPrice')) cells += `<td style="border:1px solid #000;padding:3px 4px;text-align:center;">${product.taxPrice || ''}</td>`;
-        if (hasCol('taxDivisor')) cells += `<td style="border:1px solid #000;padding:3px 4px;text-align:center;">${product.taxDivisor || '1.13'}</td>`;
-        if (hasCol('noTaxPrice')) cells += `<td style="border:1px solid #000;padding:3px 4px;text-align:center;">${(product.noTaxPrice || 0).toFixed(3)}</td>`;
-        if (hasCol('taxTotal')) cells += `<td style="border:1px solid #000;padding:3px 4px;text-align:center;">${(product.taxTotal || 0).toFixed(3)}</td>`;
-        if (hasCol('noTaxTotal')) cells += `<td style="border:1px solid #000;padding:3px 4px;text-align:center;">${(product.noTaxTotal || 0).toFixed(3)}</td>`;
-        if (hasCol('taxAmount')) cells += `<td style="border:1px solid #000;padding:3px 4px;text-align:center;">${(product.taxAmount || 0).toFixed(3)}</td>`;
-        if (hasCol('remark')) cells += `<td style="border:1px solid #000;padding:3px 4px;text-align:center;max-width:100px;word-wrap:break-word;">${product.remark || ''}</td>`;
+        let cells = `<td style="border:2px solid #000;padding:3px 4px;text-align:center;">${index + 1}</td>`;
+        if (hasCol('spec')) cells += `<td style="border:2px solid #000;padding:3px 4px;text-align:center;">${product.spec || ''}</td>`;
+        if (hasCol('material')) cells += `<td style="border:2px solid #000;padding:3px 4px;text-align:center;">${product.material || ''}</td>`;
+        if (hasCol('quantity')) cells += `<td style="border:2px solid #000;padding:3px 4px;text-align:center;">${product.quantity || ''}</td>`;
+        if (hasCol('taxPrice')) cells += `<td style="border:2px solid #000;padding:3px 4px;text-align:center;">${product.taxPrice || ''}</td>`;
+        if (hasCol('taxDivisor')) cells += `<td style="border:2px solid #000;padding:3px 4px;text-align:center;">${product.taxDivisor || '1.13'}</td>`;
+        if (hasCol('noTaxPrice')) cells += `<td style="border:2px solid #000;padding:3px 4px;text-align:center;">${(product.noTaxPrice || 0).toFixed(3)}</td>`;
+        if (hasCol('taxTotal')) cells += `<td style="border:2px solid #000;padding:3px 4px;text-align:center;">${(product.taxTotal || 0).toFixed(3)}</td>`;
+        if (hasCol('noTaxTotal')) cells += `<td style="border:2px solid #000;padding:3px 4px;text-align:center;">${(product.noTaxTotal || 0).toFixed(3)}</td>`;
+        if (hasCol('taxAmount')) cells += `<td style="border:2px solid #000;padding:3px 4px;text-align:center;">${(product.taxAmount || 0).toFixed(3)}</td>`;
+        if (hasCol('remark')) cells += `<td style="border:2px solid #000;padding:3px 4px;text-align:center;max-width:100px;word-wrap:break-word;">${product.remark || ''}</td>`;
         bodyRows += `<tr>${cells}</tr>`;
       });
 
@@ -183,7 +183,7 @@ export default {
       activeCols.forEach((col) => {
         if (cellIdx < 2) {
           if (cellIdx === 0) {
-            totalCells += `<td colspan="3" style="border:1px solid #000;padding:4px 4px;font-weight:bold;text-align:center;">合&nbsp;&nbsp;计</td>`;
+            totalCells += `<td colspan="3" style="border:2px solid #000;padding:4px 4px;font-weight:bold;text-align:center;">合&nbsp;&nbsp;计</td>`;
           }
         } else {
           let val = '';
@@ -191,7 +191,7 @@ export default {
           else if (col.key === 'taxTotal') val = totalTax.toFixed(3);
           else if (col.key === 'noTaxTotal') val = totalNoTax.toFixed(3);
           else if (col.key === 'taxAmount') val = totalTaxAmt.toFixed(3);
-          totalCells += `<td style="border:1px solid #000;padding:3px 4px;text-align:center;">${val}</td>`;
+          totalCells += `<td style="border:2px solid #000;padding:3px 4px;text-align:center;">${val}</td>`;
         }
         cellIdx++;
       });
@@ -199,14 +199,14 @@ export default {
       const html = `
         <table style="width:100%;border-collapse:collapse;font-size:11px;margin-bottom:6px;">
           <tr>
-            <td colspan="4" style="border:1px solid #000;padding:3px 6px;font-weight:bold;text-align:left;">产品名称：${productData.productName || ''}</td>
-            <td colspan="${colCount - 4 > 0 ? colCount - 4 : 1}" style="border:1px solid #000;padding:3px 6px;font-weight:bold;text-align:left;">生产厂家：嘉祥科伦普重工有限公司</td>
+            <td colspan="4" style="border:2px solid #000;padding:3px 6px;font-weight:bold;text-align:left;">产品名称：${productData.productName || ''}</td>
+            <td colspan="${colCount - 4 > 0 ? colCount - 4 : 1}" style="border:2px solid #000;padding:3px 6px;font-weight:bold;text-align:left;">生产厂家：嘉祥科伦普重工有限公司</td>
           </tr>
           <tr>${headerCells}</tr>
           ${bodyRows}
           ${hasRow('totalRow') ? `<tr>${totalCells}</tr>` : ''}
-          ${hasRow('amountWordsRow') ? `<tr><td colspan="${colCount}" style="border:1px solid #000;padding:4px 6px;font-weight:bold;text-align:left;">合计人民币（大写）：${totalAmountInWords}</td></tr>` : ''}
-          ${hasRow('remarkRow') && productData.remark ? `<tr><td colspan="${colCount}" style="border:1px solid #000;padding:4px 6px;text-align:left;">备注：${productData.remark}</td></tr>` : ''}
+          ${hasRow('amountWordsRow') ? `<tr><td colspan="${colCount}" style="border:2px solid #000;padding:4px 6px;font-weight:bold;text-align:left;">合计人民币（大写）：${totalAmountInWords}</td></tr>` : ''}
+          ${hasRow('remarkRow') && productData.remark ? `<tr><td colspan="${colCount}" style="border:2px solid #000;padding:4px 6px;text-align:left;">备注：${productData.remark}</td></tr>` : ''}
         </table>`;
       return html;
     },
@@ -293,15 +293,15 @@ export default {
 <head><meta charset="utf-8"><title>合同预览</title>
 <style>
   * { margin: 0; padding: 0; box-sizing: border-box; }
-  body { font-family: 'SimSun','宋体',serif; color: #000; background: #e8e8e8; font-size: 12px; line-height: 1.6; display: flex; flex-direction: column; align-items: center; padding: 20px 0; }
+  body { font-family: 'SimHei','黑体',sans-serif; font-weight: 600; color: #000; background: #e8e8e8; font-size: 12px; line-height: 1.6; display: flex; flex-direction: column; align-items: center; padding: 20px 0; }
   .a4-page { width: 794px; min-height: 1123px; padding: 30px 40px; background: #fff; margin-bottom: 20px; box-shadow: 0 2px 12px rgba(0,0,0,0.15); }
   .company-header { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 6px; }
   .contract-title { text-align: center; font-size: 20px; font-weight: bold; letter-spacing: 6px; margin-bottom: 14px; }
   .info-row { display: flex; justify-content: space-between; margin-bottom: 4px; font-size: 13px; line-height: 2; }
   .section-title { font-size: 13px; font-weight: bold; margin-bottom: 4px; margin-top: 8px; }
-  table { width: 100%; border-collapse: collapse; }
-  th, td { border: 1px solid #000; padding: 3px 4px; text-align: center; font-size: 11px; }
-  th { font-weight: bold; }
+  table { width: 100%; border-collapse: separate; border-spacing: 0; border-top: 2px solid #000; border-left: 2px solid #000; }
+  th, td { border-right: 2px solid #000; border-bottom: 2px solid #000; padding: 3px 4px; text-align: center; font-size: 11px; }
+  th { font-weight: 700; }
   .sign-section { margin-top: 24px; font-size: 12px; line-height: 2.2; }
   .sign-section .col { width: 48%; }
   .sign-row { display: flex; justify-content: space-between; }
diff --git a/klp-ui/src/views/crm/contract/components/ContractPreview.vue b/klp-ui/src/views/crm/contract/components/ContractPreview.vue
index 9f4131a5..cf926f16 100644
--- a/klp-ui/src/views/crm/contract/components/ContractPreview.vue
+++ b/klp-ui/src/views/crm/contract/components/ContractPreview.vue
@@ -170,15 +170,15 @@ export default {
 <style>
   @page { size: A4; margin: 15mm; }
   * { margin: 0; padding: 0; box-sizing: border-box; }
-  body { font-family: 'SimSun','宋体',serif; color: #000; background: #e8e8e8; font-size: 12px; line-height: 1.6; display: flex; flex-direction: column; align-items: center; padding: 20px 0; }
+  body { font-family: 'SimHei','黑体',sans-serif; font-weight: 600; color: #000; background: #e8e8e8; font-size: 12px; line-height: 1.6; display: flex; flex-direction: column; align-items: center; padding: 20px 0; }
   .a4-page { width: 794px; min-height: 1123px; padding: 30px 40px; background: #fff; margin-bottom: 20px; box-shadow: 0 2px 12px rgba(0,0,0,0.15); }
   .company-header { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 6px; }
   .contract-title { text-align: center; font-size: 20px; font-weight: bold; letter-spacing: 6px; margin-bottom: 14px; }
   .info-row { display: flex; justify-content: space-between; margin-bottom: 4px; font-size: 13px; line-height: 2; }
   .section-title { font-size: 13px; font-weight: bold; margin-bottom: 4px; margin-top: 8px; }
-  table { width: 100%; border-collapse: collapse; }
-  th, td { border: 1px solid #000; padding: 3px 4px; text-align: center; font-size: 11px; }
-  th { font-weight: bold; }
+  table { width: 100%; border-collapse: separate; border-spacing: 0; border-top: 2px solid #000; border-left: 2px solid #000; }
+  th, td { border-right: 2px solid #000; border-bottom: 2px solid #000; padding: 3px 4px; text-align: center; font-size: 11px; }
+  th { font-weight: 700; }
   .sign-section { margin-top: 24px; font-size: 12px; line-height: 2.2; }
   .sign-section .col { width: 48%; }
   .sign-row { display: flex; justify-content: space-between; }
diff --git a/klp-ui/src/views/crm/contract/components/ProductContent.vue b/klp-ui/src/views/crm/contract/components/ProductContent.vue
index 616f4def..9e4749de 100644
--- a/klp-ui/src/views/crm/contract/components/ProductContent.vue
+++ b/klp-ui/src/views/crm/contract/components/ProductContent.vue
@@ -216,6 +216,9 @@ export default {
           this.productName = '';
           return;
         }
+        if (newValue === this.jsonContent) {
+          return;
+        }
         this.parseContent(newValue);
       },
       immediate: true