diff --git a/resources/views/admin/platform_batches/show.blade.php b/resources/views/admin/platform_batches/show.blade.php
index 8ea184b..46d82c7 100644
--- a/resources/views/admin/platform_batches/show.blade.php
+++ b/resources/views/admin/platform_batches/show.blade.php
@@ -43,7 +43,7 @@
         </div>
         <div class="actions gap-10">
             <a class="btn btn-secondary btn-sm" href="{{ $backToListUrl }}">返回上一页</a>
-            @if($runId !== '')
+            @if(($error ?? '') === '' && $runId !== '')
                 <button type="button" class="btn btn-secondary btn-sm" data-action="copy-run-id" data-run-id="{{ $runId }}">复制 run_id</button>
             @endif
             <a class="btn btn-secondary btn-sm" href="/admin/platform-batches/show?type={{ $type }}&run_id={{ urlencode($runId) }}&back={{ urlencode($selfWithoutBack) }}">刷新</a>
diff --git a/tests/Feature/AdminPlatformBatchShowPageGuestCannotAccessTest.php b/tests/Feature/AdminPlatformBatchShowPageGuestCannotAccessTest.php
new file mode 100644
index 0000000..08b11ac
--- /dev/null
+++ b/tests/Feature/AdminPlatformBatchShowPageGuestCannotAccessTest.php
@@ -0,0 +1,19 @@
+<?php
+
+namespace Tests\Feature;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminPlatformBatchShowPageGuestCannotAccessTest extends TestCase
+{
+    use RefreshDatabase;
+
+    public function test_guest_cannot_access_platform_batch_show_page(): void
+    {
+        $this->seed();
+
+        $this->get('/admin/platform-batches/show?type=bas&run_id=BAS_GUEST_0001')
+            ->assertRedirect('/admin/login');
+    }
+}
diff --git a/tests/Feature/AdminPlatformBatchShowPageInvalidTypeAndEmptyStateTest.php b/tests/Feature/AdminPlatformBatchShowPageInvalidTypeAndEmptyStateTest.php
new file mode 100644
index 0000000..c6bd82e
--- /dev/null
+++ b/tests/Feature/AdminPlatformBatchShowPageInvalidTypeAndEmptyStateTest.php
@@ -0,0 +1,55 @@
+<?php
+
+namespace Tests\Feature;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminPlatformBatchShowPageInvalidTypeAndEmptyStateTest extends TestCase
+{
+    use RefreshDatabase;
+
+    protected function loginAsPlatformAdmin(): void
+    {
+        $this->seed();
+
+        $this->post('/admin/login', [
+            'email' => 'platform.admin@demo.local',
+            'password' => 'Platform@123456',
+        ])->assertRedirect('/admin');
+    }
+
+    public function test_platform_batch_show_page_should_render_error_when_type_is_invalid(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $html = $this->get('/admin/platform-batches/show?type=unknown&run_id=RUN_INVALID_TYPE_0001')
+            ->assertOk()
+            ->getContent();
+
+        $this->assertStringContainsString('参数不完整：请提供 type（bas/bmpa）与 run_id。', $html);
+        $this->assertStringContainsString('href="/admin/platform-orders"', $html);
+        $this->assertStringNotContainsString('data-action="copy-run-id"', $html);
+        $this->assertStringNotContainsString('data-role="batch-spot-check-link"', $html);
+    }
+
+    public function test_platform_batch_show_page_should_render_empty_batch_zero_state_when_run_id_has_no_orders(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $html = $this->get('/admin/platform-batches/show?type=bas&run_id=BAS_EMPTY_0001')
+            ->assertOk()
+            ->getContent();
+
+        $this->assertStringContainsString('BAS（批量同步订阅） 批次详情', $html);
+        $this->assertStringContainsString('run_id：<strong>BAS_EMPTY_0001</strong>', $html);
+        $this->assertStringContainsString('本批次尚未生成 last_result 汇总', $html);
+        $this->assertStringContainsString('data-role="batch-matched-link"', $html);
+        $this->assertStringContainsString('>0</a>', $html);
+        $this->assertStringContainsString('暂无可抽样订单（可能暂无成功单，或 last_result 尚未补齐）。', $html);
+        $this->assertStringContainsString('Top 失败原因', $html);
+        $this->assertStringContainsString('暂无（last_result 未写入时不做原因聚合，以免在页面侧引入重查询）。', $html);
+        $this->assertStringContainsString('batch_activation_run_id=BAS_EMPTY_0001', $html);
+        $this->assertStringNotContainsString('data-role="batch-failed-ratio-link"', $html);
+    }
+}