diff --git a/public/css/admin-components.css b/public/css/admin-components.css
index 0abace6..cf23a2b 100644
--- a/public/css/admin-components.css
+++ b/public/css/admin-components.css
@@ -85,6 +85,15 @@
     min-width:1600px;
 }
 
+/* 平台订单列表：根据视图控制 min-width（精简视图更紧凑，full 视图更宽） */
+.platform-orders-table.is-compact{
+    min-width:1400px;
+}
+
+.platform-orders-table.is-full{
+    min-width:2000px;
+}
+
 .table-nowrap th,
 .table-nowrap td{
     white-space:nowrap;
diff --git a/tests/Feature/AdminComponentsCssPlatformOrdersTableMinWidthTest.php b/tests/Feature/AdminComponentsCssPlatformOrdersTableMinWidthTest.php
new file mode 100644
index 0000000..b742563
--- /dev/null
+++ b/tests/Feature/AdminComponentsCssPlatformOrdersTableMinWidthTest.php
@@ -0,0 +1,35 @@
+<?php
+
+namespace Tests\Feature;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminComponentsCssPlatformOrdersTableMinWidthTest 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_admin_components_css_defines_min_width_for_compact_and_full_platform_orders_table(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $css = file_get_contents(public_path('css/admin-components.css'));
+        $this->assertIsString($css);
+
+        $this->assertStringContainsString('.platform-orders-table.is-compact{', $css);
+        $this->assertStringContainsString('min-width:1400px', $css);
+
+        $this->assertStringContainsString('.platform-orders-table.is-full{', $css);
+        $this->assertStringContainsString('min-width:2000px', $css);
+    }
+}