平台订单列表：治理提示块改用 CSS 组件样式并加护栏测试

tests/Feature/AdminPlatformOrderIndexGovernanceBlocksUseCssComponentTest.php

@@ -0,0 +1,38 @@
+<?php
+
+namespace Tests\Feature;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminPlatformOrderIndexGovernanceBlocksUseCssComponentTest 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_index_should_render_governance_blocks_with_css_component_class_when_filters_present(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $res = $this->get('/admin/platform-orders?reconcile_mismatch=1&syncable_only=1&sync_status=failed&bmpa_failed_only=1');
+        $res->assertOk();
+
+        // 只要命中任一治理提示，页面应使用治理组件 class（避免再次写回 inline style）
+        $res->assertSee('governance-block', false);
+        $res->assertSee('governance-block-title', false);
+        $res->assertSee('governance-block-body', false);
+
+        $res->assertSee('工具动作治理提示', false);
+        $res->assertSee('同步失败治理提示', false);
+        $res->assertSee('BMPA 失败治理提示', false);
+    }
+}