diff --git a/public/css/admin-components.css b/public/css/admin-components.css
index ef0c0cf..0abace6 100644
--- a/public/css/admin-components.css
+++ b/public/css/admin-components.css
@@ -92,22 +92,62 @@
 }
 
 /* 平台订单列表：精简视图（默认隐藏部分列，避免列表过长） */
-.platform-orders-table .col-optional{display:none;}
-.platform-orders-table.is-full .col-optional{display:table-cell;}
+.platform-orders-table .col-optional{
+    display:none;
+}
+
+.platform-orders-table.is-full .col-optional{
+    display:table-cell;
+}
 
 /* 平台订单列表（精简视图）：进一步收敛信息密度 */
-.platform-orders-table.is-compact td{padding-top:8px;padding-bottom:8px;}
-.platform-orders-table.is-compact .muted-xs{font-size:12px;}
+.platform-orders-table.is-compact td{
+    padding-top:8px;
+    padding-bottom:8px;
+}
+
+.platform-orders-table.is-compact .muted-xs{
+    font-size:12px;
+}
 
 /* 平台订单列表：二行辅助信息（例如 线索/订阅ID） */
-.platform-orders-table .row-meta{margin-top:2px;}
+.platform-orders-table .row-meta{
+    margin-top:2px;
+}
 
 /* 平台订单列表：行内治理提示（精简视图主要入口） */
-.platform-orders-table .row-warn{margin-top:4px;padding:4px 6px;border-left:3px solid #e06b67;background:#fff9f9;border-radius:4px;}
-.platform-orders-table .row-warn a.link{color:#b52b27;text-decoration:underline;}
-.platform-orders-table .row-warn a.link:hover{text-decoration:none;}
-.platform-orders-table .row-warn-prefix{font-weight:600;display:inline-block;padding:1px 6px;border-radius:10px;background:#ffecec;color:#b52b27;margin-right:4px;}
+.platform-orders-table .row-warn{
+    margin-top:4px;
+    padding:4px 6px;
+    border-left:3px solid #e06b67;
+    background:#fff9f9;
+    border-radius:4px;
+}
+
+.platform-orders-table .row-warn a.link{
+    color:#b52b27;
+    text-decoration:underline;
+}
+
+.platform-orders-table .row-warn a.link:hover{
+    text-decoration:none;
+}
+
+.platform-orders-table .row-warn-prefix{
+    font-weight:600;
+    display:inline-block;
+    padding:1px 6px;
+    border-radius:10px;
+    background:#ffecec;
+    color:#b52b27;
+    margin-right:4px;
+}
 
 /* 平台订单列表：精简视图也要可达的治理提示（对账/退款不一致） */
-.platform-orders-table .governance-hints{margin-bottom:6px;}
-.platform-orders-table .governance-hint{line-height:1.4;}
+.platform-orders-table .governance-hints{
+    margin-bottom:6px;
+}
+
+.platform-orders-table .governance-hint{
+    line-height:1.4;
+}
diff --git a/tests/Feature/AdminComponentsCssPlatformOrdersFormattingTest.php b/tests/Feature/AdminComponentsCssPlatformOrdersFormattingTest.php
new file mode 100644
index 0000000..47e0be6
--- /dev/null
+++ b/tests/Feature/AdminComponentsCssPlatformOrdersFormattingTest.php
@@ -0,0 +1,35 @@
+<?php
+
+namespace Tests\Feature;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminComponentsCssPlatformOrdersFormattingTest 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_contains_platform_orders_blocks_with_braced_formatting(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $css = file_get_contents(public_path('css/admin-components.css'));
+        $this->assertIsString($css);
+
+        // 轻量格式存在性断言：平台订单列表相关 selector 应使用多行块格式，便于长期维护
+        $this->assertStringContainsString(".platform-orders-table .col-optional{\n", $css);
+        $this->assertStringContainsString(".platform-orders-table.is-full .col-optional{\n", $css);
+        $this->assertStringContainsString(".platform-orders-table .row-warn{\n", $css);
+        $this->assertStringContainsString(".platform-orders-table .row-warn-prefix{\n", $css);
+    }
+}