fix: @use instead of @import

src/app/pages/designer/project-detail/project-detail.html

@@ -378,7 +378,7 @@
                                       <button class="secondary-btn" (click)="searchCustomer()">搜索</button>
                                       @if (selectedOrderCustomer) {
                                         <div style="display:flex; gap:8px; align-items:center; background:#f3f4f6; padding:6px 10px; border-radius:9999px;">
-                                          <span>已选客户：{{ selectedOrderCustomer?.name }}（{{ selectedOrderCustomer?.phone }}）</span>
+                                          <span>已选客户：{{ selectedOrderCustomer.name }}（{{ selectedOrderCustomer.phone }}）</span>
                                           <button class="link danger" (click)="clearSelectedCustomer()">清除</button>
                                         </div>
                                       }

src/app/shared/styles/_hr-dialog.scss

@@ -1,6 +1,6 @@
-@import 'variables';
-@import 'ios-theme';
-
+@use 'variables';
+@use 'ios-theme';
+ 
 // HR模块通用对话框样式
 // 基于新增员工面板的设计，提供统一的对话框外观