diff --git a/app/Http/Controllers/Business/CourierAgreementSignatures.php b/app/Http/Controllers/Business/CourierAgreementSignatures.php
index 6dcb16d8..5b85ea21 100644
--- a/app/Http/Controllers/Business/CourierAgreementSignatures.php
+++ b/app/Http/Controllers/Business/CourierAgreementSignatures.php
@@ -40,8 +40,13 @@ class CourierAgreementSignatures extends Controller
         $request->merge(['partner_type' => $request->input('partner_type', 'courier')]);
         $request->validate(['partner_type' => ['required', 'in:courier,supplier']]);
         if ($request->input('partner_type') === 'supplier') {
+            if ($request->input('document_type') === 'cooperation-contract') {
+                throw ValidationException::withMessages([
+                    'document_type' => '供应商合作合同模板尚未提供，暂不能发起签署。',
+                ]);
+            }
             $request->validate(['supplier_id' => ['required', 'integer', 'min:1'],
-                'document_type' => ['required', 'in:account-proof,account-change,entity-change,cooperation-contract,authorization']]);
+                'document_type' => ['required', 'in:account-proof,account-change,entity-change,authorization']]);
             $supplier = app(\Modules\EcommerceFinance\Repositories\SupplierManagementMirrorRepository::class)
                 ->signingSupplier((int) $request->input('supplier_id'));
             if (! $supplier) throw ValidationException::withMessages(['supplier_id' => '供应商资料暂不可用，请重新选择供应商。']);
diff --git a/resources/views/business/pages/courier-payables/agreement-signing.blade.php b/resources/views/business/pages/courier-payables/agreement-signing.blade.php
index 4809ad90..00e09ef8 100644
--- a/resources/views/business/pages/courier-payables/agreement-signing.blade.php
+++ b/resources/views/business/pages/courier-payables/agreement-signing.blade.php
@@ -1687,7 +1687,7 @@
                     </section>
 
                     <section class="agreement-form-section" aria-labelledby="agreement-variables-heading">
-                        <h3 class="agreement-section-heading" id="agreement-variables-heading"><span data-variable-template-name>收款账户证明</span> — 填写变量</h3>
+                        <h3 class="agreement-section-heading" id="agreement-variables-heading"><span data-variable-template-name>收款账户证明</span> <span data-variable-template-status>— 填写变量</span></h3>
                         <div class="agreement-form-grid" data-template-fields="account-proof">
                             <div class="agreement-field">
                                 <label for="agreement-proof-effective-date">生效日期 <span class="agreement-required" aria-hidden="true">*</span></label>
@@ -1820,6 +1820,10 @@
                             </div>
                         </div>
 
+                        <div data-template-fields="supplier-cooperation-pending" hidden>
+                            <p class="agreement-help">供应商合作合同模板尚未提供。提供正式模板后，可在这里填写合同内容。</p>
+                        </div>
+
                         <div data-template-fields="authorization" hidden>
                             <div class="agreement-form-grid">
                                 <div class="agreement-field agreement-field--full">
@@ -1996,6 +2000,12 @@
                         <p class="agreement-preview-page-number">原合同全文预览</p>
                     </article>
 
+                    <article class="agreement-preview-paper" data-template-preview="supplier-cooperation-pending" hidden>
+                        <h3>合作合同</h3>
+                        <p>供应商合作合同模板待提供。</p>
+                        <p>提供正式合同模板后，可在这里查看合同预览。</p>
+                    </article>
+
                     <article class="agreement-preview-paper" data-template-preview="authorization" hidden>
                         <h3>授权委托书</h3>
                         <div class="agreement-preview-account">
@@ -2798,9 +2808,6 @@
                 } else {
                     documentSelect.value = 'account-proof';
                 }
-                sendButton.disabled = (supplier && !supplierOptions.length) || !esignAvailable;
-                sendButton.title = supplier && !supplierOptions.length ? '供应商资料暂不可用' : (esignAvailable ? '推送至E签宝' : 'E签宝尚未配置');
-                sendButton.querySelector('span:last-child').textContent = '推送至E签宝';
                 syncCourierSelection();
             }
 
@@ -3277,11 +3284,16 @@
             function refreshPreview() {
                 var documentOption = selectedDocument();
                 var templateType = documentOption.value;
+                var supplierCooperationPending = currentPartnerType === 'supplier' && templateType === 'cooperation-contract';
+                var supplierUnavailable = currentPartnerType === 'supplier' && !supplierOptions.length;
+                sendButton.disabled = supplierCooperationPending || supplierUnavailable || !esignAvailable;
+                sendButton.title = supplierCooperationPending ? '供应商合作合同模板尚未提供' : supplierUnavailable ? '供应商资料暂不可用' : (esignAvailable ? '推送至E签宝' : 'E签宝尚未配置');
+                sendButton.querySelector('span:last-child').textContent = supplierCooperationPending ? '合作合同模板待提供' : '推送至E签宝';
                 var courier = fieldValue('[name="courier_name"]', currentPartnerType === 'supplier' ? '供应商' : '快递公司');
                 var companyName = fieldValue('[name="company_full_name"]', '待填写公司全称');
                 var accountAgreement = templateType === 'account-proof' || templateType === 'account-change';
                 var entityChange = templateType === 'entity-change';
-                var cooperationContract = templateType === 'cooperation-contract';
+                var cooperationContract = templateType === 'cooperation-contract' && !supplierCooperationPending;
                 var authorization = templateType === 'authorization';
                 var sharedContract = templateType === 'shared-contract';
                 var formerCompanyDeregistered = entityChange && entityChangeDeregisteredInput && entityChangeDeregisteredInput.checked;
@@ -3348,7 +3360,7 @@
                         ? '填写与 E 签宝账号实名一致的个人姓名；该姓名会作为个人签署人发送，不需要填写企业全称。'
                         : '必须与对方 E 签宝企业认证名称一致；这是签署主体，不要求与银行卡持卡人姓名一致。';
                 }
-                activateTemplate(templateType);
+                activateTemplate(supplierCooperationPending ? 'supplier-cooperation-pending' : templateType);
                 setText('[data-cooperation-party-b-label]', otherSignerIsPerson ? '乙方个人姓名（E 签宝实名）' : '乙方名称');
                 root.querySelector('[name="cooperation_party_b_name"]').placeholder = otherSignerIsPerson
                     ? '填写合作人的 E 签宝实名认证姓名'
@@ -3358,7 +3370,7 @@
                 refreshSignerAccountLabels(templateType);
                 var secondary = root.querySelector('[data-secondary-signer-fields]');
                 if (secondary) {
-                    var needsSecondary = entityChange || templateType === 'cooperation-contract' || templateType === 'authorization';
+                    var needsSecondary = entityChange || cooperationContract || authorization;
                     secondary.hidden = !needsSecondary;
                     secondary.querySelectorAll('input').forEach(function (control) {
                         control.disabled = !needsSecondary;
@@ -3388,10 +3400,12 @@
                     setText('[data-secondary-operator-label]', entityChange ? '变更后主体 E 签宝实名认证姓名' : cooperationContract ? '我方 E 签宝实名认证姓名' : '受托方 E 签宝实名认证姓名');
                 }
                 setText('[data-template-name]', documentOption.dataset.name);
-                setText('[data-template-code]', documentOption.dataset.code);
-                setText('[data-template-description]', formerCompanyDeregistered ? '原法人以个人身份签字，变更后公司仍须法人签字并盖章；双方分别接收签署请求。' : otherSignerIsPerson ? '使用合作人的个人实名认证姓名和账号签署。' : documentOption.dataset.description);
+                setText('[data-template-code]', supplierCooperationPending ? '模板待提供' : documentOption.dataset.code);
+                setText('[data-template-description]', supplierCooperationPending ? '供应商合作合同模板尚未提供。提供正式模板后，可填写并预览。' : formerCompanyDeregistered ? '原法人以个人身份签字，变更后公司仍须法人签字并盖章；双方分别接收签署请求。' : otherSignerIsPerson ? '使用合作人的个人实名认证姓名和账号签署。' : documentOption.dataset.description);
                 setText('[data-variable-template-name]', documentOption.dataset.name);
-                setText('[data-preview-template-code]', documentOption.dataset.code);
+                setText('[data-variable-template-status]', supplierCooperationPending ? '— 模板待提供' : '— 填写变量');
+                setText('[data-preview-template-code]', supplierCooperationPending ? '模板待提供' : documentOption.dataset.code);
+                setText('[data-preview-status-hint]', supplierCooperationPending ? '提供模板后可预览' : '蓝色=已填 红色=待填');
                 setPreviewValue('company', companyName);
                 setPreviewValue('courier', courier);
                 setPreviewValue('signatureDate', formatDateField('[name="signature_date"]', '待填写'));
@@ -3710,6 +3724,11 @@
 
             form.addEventListener('submit', function (event) {
                 refreshPreview();
+                if (currentPartnerType === 'supplier' && selectedDocument().value === 'cooperation-contract') {
+                    event.preventDefault();
+                    root.querySelector('[data-request-error]').textContent = '供应商合作合同模板尚未提供，暂不能发起签署。';
+                    return;
+                }
                 if (!form.checkValidity()) {
                     event.preventDefault();
                     var error = root.querySelector('[data-request-error]');
diff --git a/tests/Feature/Business/CourierAgreementSignatureWorkflowTest.php b/tests/Feature/Business/CourierAgreementSignatureWorkflowTest.php
index 8e64b2b5..e7feb103 100644
--- a/tests/Feature/Business/CourierAgreementSignatureWorkflowTest.php
+++ b/tests/Feature/Business/CourierAgreementSignatureWorkflowTest.php
@@ -128,24 +128,17 @@ class CourierAgreementSignatureWorkflowTest extends FeatureTestCase
         Http::assertNothingSent();
     }
 
-    public function test_supplier_cooperation_contract_keeps_both_signing_parties(): void
+    public function test_supplier_cooperation_contract_without_a_template_never_sends(): void
     {
-        $this->fakeEsign();
-        $repository = Mockery::mock(SupplierManagementMirrorRepository::class);
-        $repository->shouldReceive('signingSupplier')->with(7)->once()->andReturn((object) [
-            'Id' => 7, 'scmname' => '测试供应商', 'accountbankno' => '13900139000',
-        ]);
-        $this->app->instance(SupplierManagementMirrorRepository::class, $repository);
+        Http::preventStrayRequests();
+        $this->withExceptionHandling();
         $payload = $this->cooperationContractPayload('supplier-cooperation');
         $payload['partner_type'] = 'supplier';
         $payload['supplier_id'] = 7;
-        unset($payload['esign_account']);
-        $this->loginAs()->post(route('business.courier-agreement-signatures.store'), $payload)->assertRedirect();
-        $signature = CourierAgreementSignature::query()->firstOrFail();
-        $this->assertSame('测试供应商', $signature->courier_name);
-        $this->assertSame('13900139000', $signature->operator_account);
-        $this->assertSame('18052733960', $signature->payload['secondary_esign_account']);
-        $this->assertSame(CourierAgreementSignature::STATUS_SIGNING, $signature->status);
+        $this->loginAs()->post(route('business.courier-agreement-signatures.store'), $payload)
+            ->assertSessionHasErrors(['document_type' => '供应商合作合同模板尚未提供，暂不能发起签署。']);
+        $this->assertSame(0, CourierAgreementSignature::query()->count());
+        Http::assertNothingSent();
     }
 
     public function test_unknown_partner_type_is_rejected_before_sending(): void