diff --git a/apps/frontend/src/pages/admin/AdminKuaishouIndustryPage.tsx b/apps/frontend/src/pages/admin/AdminKuaishouIndustryPage.tsx
index 6d8f1161..774872b9 100644
--- a/apps/frontend/src/pages/admin/AdminKuaishouIndustryPage.tsx
+++ b/apps/frontend/src/pages/admin/AdminKuaishouIndustryPage.tsx
@@ -120,6 +120,8 @@ export default function AdminKuaishouIndustryPage() {
   const [actionLoading, setActionLoading] = useState('')
   const [consumingVoucherId, setConsumingVoucherId] = useState<number | null>(null)
   const [vouchers, setVouchers] = useState<AdminKuaishouIndustryVoucher[]>([])
+  const [selectedVoucher, setSelectedVoucher] =
+    useState<AdminKuaishouIndustryVoucher | null>(null)
   const [voucherTotal, setVoucherTotal] = useState(0)
   const [voucherFilters, setVoucherFilters] = useState<VoucherFilterState>({
     oid: '',
@@ -341,15 +343,21 @@ export default function AdminKuaishouIndustryPage() {
             )
           }
 
+          const isSelected = selectedVoucher?.id === row.id
           return (
-            <Button size="small" type="primary" ghost onClick={() => selectVoucher(row)}>
-              选中
+            <Button
+              size="small"
+              type="primary"
+              ghost={!isSelected}
+              onClick={() => selectVoucher(row)}
+            >
+              {isSelected ? '已选' : '选择'}
             </Button>
           )
         },
       },
     ],
-    [consumingVoucherId, isSupportOnly, shopNameBySellerId],
+    [consumingVoucherId, isSupportOnly, selectedVoucher?.id, shopNameBySellerId],
   )
 
   const refundColumns = useMemo<TableColumnsType<Record<string, unknown>>>(
@@ -425,7 +433,14 @@ export default function AdminKuaishouIndustryPage() {
         page: filters.page,
         pageSize: filters.pageSize,
       })
-      setVouchers(response.data.items)
+      const items = response.data.items
+      setVouchers(items)
+      setSelectedVoucher((current) => {
+        if (!current) {
+          return null
+        }
+        return items.find((item) => item.id === current.id) || current
+      })
       setVoucherTotal(response.data.pagination.total)
     } catch (error) {
       showError(error instanceof Error ? error.message : '查询电子凭证失败')
@@ -435,18 +450,8 @@ export default function AdminKuaishouIndustryPage() {
   }
 
   function selectVoucher(row: AdminKuaishouIndustryVoucher) {
-    setToolForm((current) => ({
-      ...current,
-      sellerId: row.sellerId,
-      oid: row.oid,
-      orderId: row.oid,
-      taskId: row.taskId || '',
-      voucherCode: row.voucherCode,
-      eticketType: row.eticketType || current.eticketType || '',
-      serialNum: row.consumeSerialNum || current.serialNum,
-      reason: current.reason || 'USER_APPLY_REFUND',
-    }))
-    showSuccess('已填入券码操作区')
+    setSelectedVoucher(row)
+    showSuccess(`已选择券码 ${row.voucherCode}`)
   }
 
   async function runCheckAvailable() {
@@ -688,9 +693,17 @@ export default function AdminKuaishouIndustryPage() {
   }
 
   function buildVoucherToolPayload(): AdminKuaishouIndustryVoucherToolPayload {
-    const voucherCode = String(toolForm.voucherCode || '').trim()
+    const voucherCode = String(selectedVoucher?.voucherCode || toolForm.voucherCode || '').trim()
+    const oid = String(selectedVoucher?.oid || toolForm.oid || toolForm.orderId || '').trim()
     return {
       ...toolForm,
+      sellerId: selectedVoucher?.sellerId || toolForm.sellerId,
+      oid,
+      orderId: oid,
+      taskId: selectedVoucher?.taskId || toolForm.taskId,
+      voucherCode,
+      eticketType: selectedVoucher?.eticketType || toolForm.eticketType,
+      serialNum: toolForm.serialNum || selectedVoucher?.consumeSerialNum,
       etickets: voucherCode ? [{ id: voucherCode, code: voucherCode, num: 1 }] : undefined,
     }
   }
@@ -878,6 +891,9 @@ export default function AdminKuaishouIndustryPage() {
         columns={columns}
         dataSource={vouchers}
         loading={voucherLoading}
+        rowClassName={(row) =>
+          selectedVoucher?.id === row.id ? 'kuaishou-industry-row-selected' : ''
+        }
         // 列已压缩；仅在极窄容器时横向滚动
         scroll={{ x: scrollX || 1064 }}
         pagination={buildAdminTablePagination({
@@ -900,6 +916,18 @@ export default function AdminKuaishouIndustryPage() {
   }
 
   function renderVoucherTab() {
+    const hasVoucherTarget = Boolean(
+      selectedVoucher ||
+      String(toolForm.voucherCode || '').trim() ||
+      String(toolForm.taskId || '').trim() ||
+      String(toolForm.oid || toolForm.orderId || '').trim(),
+    )
+    const selectedShopName = selectedVoucher
+      ? selectedVoucher.shopName ||
+        shopNameBySellerId.get(String(selectedVoucher.sellerId || '').trim()) ||
+        '未命名店铺'
+      : ''
+
     return (
       <div className="page-stack">
         {renderVoucherFilters()}
@@ -909,84 +937,200 @@ export default function AdminKuaishouIndustryPage() {
             {renderVoucherTable(1064)}
           </Card>
 
-          <Card title="接口操作">
-            <div className="kuaishou-industry-tool-grid">
-              <Input
-                placeholder="店铺 ID"
-                value={toolForm.sellerId}
-                onChange={(event) => updateToolForm({ sellerId: event.target.value })}
-              />
-              <Input
-                placeholder="订单号 oid"
-                value={toolForm.oid}
-                onChange={(event) =>
-                  updateToolForm({
-                    oid: event.target.value,
-                    orderId: event.target.value,
-                  })
-                }
-              />
-              <Input
-                placeholder="任务 ID"
-                value={String(toolForm.taskId || '')}
-                onChange={(event) => updateToolForm({ taskId: event.target.value })}
-              />
-              <Input
-                placeholder="券码"
-                value={toolForm.voucherCode}
-                onChange={(event) => updateToolForm({ voucherCode: event.target.value })}
-              />
-              <Input
-                placeholder="电子凭证类型（选中券码自动填入）"
-                value={toolForm.eticketType}
-                onChange={(event) => updateToolForm({ eticketType: event.target.value })}
-              />
-              <Input
-                placeholder="核销序列号"
-                value={toolForm.serialNum}
-                onChange={(event) => updateToolForm({ serialNum: event.target.value })}
-              />
-              <Input
-                placeholder="核销类型"
-                value={toolForm.consumeType}
-                onChange={(event) => updateToolForm({ consumeType: event.target.value })}
-              />
-              <Select
-                allowClear
-                placeholder="销毁/冲正原因"
-                value={toolForm.reason || undefined}
-                onChange={(value) => updateToolForm({ reason: value || '' })}
-                options={[
-                  { label: 'USER_APPLY_REFUND（用户退款）', value: 'USER_APPLY_REFUND' },
-                  { label: 'SYS_ADMIN_DESTROY（后台作废）', value: 'SYS_ADMIN_DESTROY' },
-                  { label: 'SUPPLY_DESTROY（供应商作废）', value: 'SUPPLY_DESTROY' },
-                  { label: 'ETICKET_EXPIRED（凭证过期）', value: 'ETICKET_EXPIRED' },
-                ]}
-                style={{ minWidth: 220 }}
-              />
-              <Input
-                placeholder="门店名称"
-                value={toolForm.storeName}
-                onChange={(event) => updateToolForm({ storeName: event.target.value })}
-              />
-              <Input
-                placeholder="门店地址"
-                value={toolForm.storeAddress}
-                onChange={(event) => updateToolForm({ storeAddress: event.target.value })}
-              />
+          <Card title="券码操作" className="kuaishou-industry-tool-card">
+            <div className="kuaishou-industry-tool-section">
+              <div className="kuaishou-industry-tool-section-title">当前卡券</div>
+              {selectedVoucher ? (
+                <div className="kuaishou-industry-selected-voucher">
+                  <div className="kuaishou-industry-selected-header">
+                    <Typography.Text
+                      strong
+                      copyable={{ text: selectedVoucher.voucherCode }}
+                      className="kuaishou-industry-selected-code"
+                    >
+                      {selectedVoucher.voucherCode}
+                    </Typography.Text>
+                    <Space size={4}>
+                      <Tag color={getVoucherStatusColor(selectedVoucher.status)}>
+                        {getVoucherStatusLabel(selectedVoucher.status)}
+                      </Tag>
+                      <Button type="link" size="small" onClick={() => setSelectedVoucher(null)}>
+                        清除
+                      </Button>
+                    </Space>
+                  </div>
+                  <div className="kuaishou-industry-selected-meta">
+                    <div>
+                      <span>订单号</span>
+                      <Typography.Text copyable={{ text: selectedVoucher.oid }}>
+                        {selectedVoucher.oid || '-'}
+                      </Typography.Text>
+                    </div>
+                    <div>
+                      <span>任务</span>
+                      <strong>{selectedVoucher.taskNo || selectedVoucher.taskId || '-'}</strong>
+                    </div>
+                    <div>
+                      <span>店铺</span>
+                      <strong>{selectedShopName}</strong>
+                      <small>{selectedVoucher.sellerId || '-'}</small>
+                    </div>
+                    <div>
+                      <span>凭证类型</span>
+                      <strong title={selectedVoucher.eticketType || undefined}>
+                        {selectedVoucher.eticketType || '-'}
+                      </strong>
+                    </div>
+                  </div>
+                </div>
+              ) : (
+                <div className="kuaishou-industry-selected-empty">
+                  <strong>尚未选择卡券</strong>
+                  <span>请从左侧列表选择，或在下方手动指定。</span>
+                </div>
+              )}
             </div>
-            <Space wrap className="kuaishou-industry-actions">
+
+            <div className="kuaishou-industry-tool-section">
+              <div className="kuaishou-industry-tool-section-title">操作参数</div>
+              <div className="kuaishou-industry-tool-grid">
+                <label className="kuaishou-industry-tool-field">
+                  <span>核销类型</span>
+                  <Input
+                    placeholder="consume"
+                    value={toolForm.consumeType}
+                    onChange={(event) => updateToolForm({ consumeType: event.target.value })}
+                  />
+                </label>
+                <label className="kuaishou-industry-tool-field">
+                  <span>核销序列号（可选）</span>
+                  <Input
+                    placeholder={selectedVoucher?.consumeSerialNum || '默认使用卡券记录'}
+                    value={toolForm.serialNum}
+                    onChange={(event) => updateToolForm({ serialNum: event.target.value })}
+                  />
+                </label>
+                <label className="kuaishou-industry-tool-field kuaishou-industry-tool-field-wide">
+                  <span>销毁原因</span>
+                  <Select
+                    value={toolForm.reason || undefined}
+                    onChange={(value) => updateToolForm({ reason: value || '' })}
+                    options={[
+                      { label: '用户申请退款', value: 'USER_APPLY_REFUND' },
+                      { label: '后台作废', value: 'SYS_ADMIN_DESTROY' },
+                      { label: '供应商作废', value: 'SUPPLY_DESTROY' },
+                      { label: '凭证过期', value: 'ETICKET_EXPIRED' },
+                    ]}
+                  />
+                </label>
+                <label className="kuaishou-industry-tool-field">
+                  <span>门店名称（可选）</span>
+                  <Input
+                    placeholder="用于核销明细"
+                    value={toolForm.storeName}
+                    onChange={(event) => updateToolForm({ storeName: event.target.value })}
+                  />
+                </label>
+                <label className="kuaishou-industry-tool-field">
+                  <span>门店地址（可选）</span>
+                  <Input
+                    placeholder="用于核销明细"
+                    value={toolForm.storeAddress}
+                    onChange={(event) => updateToolForm({ storeAddress: event.target.value })}
+                  />
+                </label>
+              </div>
+            </div>
+
+            <Collapse
+              ghost
+              size="small"
+              className="kuaishou-industry-manual-target"
+              items={[
+                {
+                  key: 'manual-target',
+                  label: selectedVoucher
+                    ? '手动指定卡券（清除当前选择后可用）'
+                    : '手动指定卡券',
+                  children: (
+                    <div className="kuaishou-industry-tool-grid">
+                      <label className="kuaishou-industry-tool-field">
+                        <span>店铺 ID</span>
+                        <Input
+                          disabled={Boolean(selectedVoucher)}
+                          value={toolForm.sellerId}
+                          onChange={(event) => updateToolForm({ sellerId: event.target.value })}
+                        />
+                      </label>
+                      <label className="kuaishou-industry-tool-field">
+                        <span>订单号 oid</span>
+                        <Input
+                          disabled={Boolean(selectedVoucher)}
+                          value={toolForm.oid}
+                          onChange={(event) =>
+                            updateToolForm({
+                              oid: event.target.value,
+                              orderId: event.target.value,
+                            })
+                          }
+                        />
+                      </label>
+                      <label className="kuaishou-industry-tool-field">
+                        <span>任务 ID</span>
+                        <Input
+                          disabled={Boolean(selectedVoucher)}
+                          value={String(toolForm.taskId || '')}
+                          onChange={(event) => updateToolForm({ taskId: event.target.value })}
+                        />
+                      </label>
+                      <label className="kuaishou-industry-tool-field">
+                        <span>券码</span>
+                        <Input
+                          disabled={Boolean(selectedVoucher)}
+                          value={toolForm.voucherCode}
+                          onChange={(event) =>
+                            updateToolForm({ voucherCode: event.target.value })
+                          }
+                        />
+                      </label>
+                      <label className="kuaishou-industry-tool-field kuaishou-industry-tool-field-wide">
+                        <span>电子凭证类型</span>
+                        <Input
+                          disabled={Boolean(selectedVoucher)}
+                          value={toolForm.eticketType}
+                          onChange={(event) =>
+                            updateToolForm({ eticketType: event.target.value })
+                          }
+                        />
+                      </label>
+                    </div>
+                  ),
+                },
+              ]}
+            />
+
+            <div className="kuaishou-industry-actions">
               <Button
                 icon={<SyncOutlined />}
                 loading={actionLoading === 'check'}
+                disabled={!hasVoucherTarget}
                 onClick={runCheckAvailable}
               >
                 检查有效性
               </Button>
+              <Button
+                icon={<SendOutlined />}
+                loading={actionLoading === 'resend'}
+                disabled={!hasVoucherTarget}
+                onClick={runResendCode}
+              >
+                重发发码
+              </Button>
               <Button
                 type="primary"
                 icon={<CheckCircleOutlined />}
                 loading={actionLoading === 'consume'}
+                disabled={!hasVoucherTarget}
                 onClick={runConsume}
               >
                 手动核销
@@ -995,6 +1139,7 @@ export default function AdminKuaishouIndustryPage() {
                 danger
                 icon={<RollbackOutlined />}
                 loading={actionLoading === 'reverse'}
+                disabled={!hasVoucherTarget}
                 onClick={runReverse}
               >
                 冲正
@@ -1004,6 +1149,7 @@ export default function AdminKuaishouIndustryPage() {
                 description="将向快手发起销毁回调，并关闭关联任务。已销毁券会重试回调。"
                 okText="销毁"
                 cancelText="取消"
+                disabled={!canManageRefund || !hasVoucherTarget}
                 onConfirm={() => runDestroy()}
               >
                 <Button
@@ -1011,19 +1157,12 @@ export default function AdminKuaishouIndustryPage() {
                   type="primary"
                   icon={<DeleteOutlined />}
                   loading={actionLoading === 'destroy'}
-                  disabled={!canManageRefund}
+                  disabled={!canManageRefund || !hasVoucherTarget}
                 >
                   手动销毁
                 </Button>
               </Popconfirm>
-              <Button
-                icon={<SendOutlined />}
-                loading={actionLoading === 'resend'}
-                onClick={runResendCode}
-              >
-                重发发码
-              </Button>
-            </Space>
+            </div>
             {renderInlineActionResult('vouchers')}
           </Card>
         </div>
diff --git a/apps/frontend/src/styles/main.css b/apps/frontend/src/styles/main.css
index 618d3780..9188859e 100644
--- a/apps/frontend/src/styles/main.css
+++ b/apps/frontend/src/styles/main.css
@@ -338,15 +338,144 @@ select {
   vertical-align: top;
 }
 
+.kuaishou-industry-row-selected > td {
+  background: #eef6ff !important;
+}
+
+.kuaishou-industry-row-selected:hover > td {
+  background: #e5f0ff !important;
+}
+
+.kuaishou-industry-tool-card .ant-card-body {
+  padding: 16px;
+}
+
+.kuaishou-industry-tool-section + .kuaishou-industry-tool-section {
+  margin-top: 16px;
+  padding-top: 16px;
+  border-top: 1px solid #edf0f5;
+}
+
+.kuaishou-industry-tool-section-title {
+  margin-bottom: 10px;
+  color: #1f2937;
+  font-size: 14px;
+  font-weight: 700;
+}
+
+.kuaishou-industry-selected-voucher {
+  min-width: 0;
+}
+
+.kuaishou-industry-selected-header {
+  display: flex;
+  align-items: flex-start;
+  justify-content: space-between;
+  gap: 8px;
+  min-width: 0;
+}
+
+.kuaishou-industry-selected-code {
+  min-width: 0;
+  overflow-wrap: anywhere;
+  word-break: break-all;
+}
+
+.kuaishou-industry-selected-meta {
+  display: grid;
+  grid-template-columns: repeat(2, minmax(0, 1fr));
+  gap: 10px 16px;
+  margin-top: 12px;
+}
+
+.kuaishou-industry-selected-meta > div {
+  display: grid;
+  gap: 2px;
+  min-width: 0;
+}
+
+.kuaishou-industry-selected-meta span,
+.kuaishou-industry-selected-meta small {
+  color: #6b7280;
+  font-size: 12px;
+}
+
+.kuaishou-industry-selected-meta strong,
+.kuaishou-industry-selected-meta .ant-typography {
+  min-width: 0;
+  overflow-wrap: anywhere;
+  word-break: break-all;
+}
+
+.kuaishou-industry-selected-empty {
+  display: grid;
+  gap: 4px;
+  padding: 4px 0;
+  color: #6b7280;
+  font-size: 13px;
+}
+
+.kuaishou-industry-selected-empty strong {
+  color: #374151;
+}
+
 .kuaishou-industry-tool-grid {
   display: grid;
-  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
-  gap: 10px;
-  margin-bottom: 14px;
+  grid-template-columns: repeat(2, minmax(0, 1fr));
+  gap: 12px;
+}
+
+.kuaishou-industry-tool-field {
+  display: grid;
+  gap: 6px;
+  min-width: 0;
+}
+
+.kuaishou-industry-tool-field > span {
+  color: #4b5563;
+  font-size: 12px;
+  line-height: 1.3;
+}
+
+.kuaishou-industry-tool-field-wide {
+  grid-column: 1 / -1;
+}
+
+.kuaishou-industry-tool-field .ant-select {
+  width: 100%;
+}
+
+.kuaishou-industry-manual-target {
+  margin-top: 14px;
+  border-top: 1px solid #edf0f5;
+}
+
+.kuaishou-industry-manual-target .ant-collapse-header {
+  padding: 12px 0 8px;
+  color: #6b7280;
+  font-size: 12px;
+}
+
+.kuaishou-industry-manual-target .ant-collapse-content-box {
+  padding: 4px 0 0;
 }
 
 .kuaishou-industry-actions {
-  margin-top: 2px;
+  display: grid;
+  grid-template-columns: repeat(2, minmax(0, 1fr));
+  gap: 8px;
+  margin-top: 16px;
+  padding-top: 16px;
+  border-top: 1px solid #edf0f5;
+}
+
+.kuaishou-industry-actions .ant-btn {
+  width: 100%;
+  min-width: 0;
+}
+
+.kuaishou-industry-actions > :last-child {
+  grid-column: 1 / -1;
 }
 
 .kuaishou-industry-action-result {