admin ui: make info-warning use theme warning tokens

tests/Feature/AdminBaseCssInfoWarningShouldUseThemeWarningTokensTest.php

@@ -0,0 +1,38 @@
+<?php
+
+namespace Tests\Feature;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminBaseCssInfoWarningShouldUseThemeWarningTokensTest 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_base_css_info_warning_should_use_theme_warning_tokens(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $css = file_get_contents(public_path('css/admin-base.css'));
+        $this->assertIsString($css);
+
+        // info-warning 属于提示条，应引用 warning 主题令牌（颜色/背景/圆角统一）
+        $this->assertStringContainsString('.info-warning{', $css);
+        $this->assertStringContainsString('color:var(--adm-warning', $css);
+        $this->assertStringContainsString('background:var(--adm-warning-bg', $css);
+        $this->assertStringContainsString('border-radius:var(--adm-radius-sm', $css);
+
+        // 不应再硬编码旧的 border-color（文字色在其它类中仍可能出现，这里只约束 info-warning 组件本身）
+        $this->assertStringNotContainsString('border:1px solid #f59e0b', $css);
+    }
+}