diff --git a/src/components/collapse/index.ts b/src/components/collapse/index.ts
index e3db89f..568366d 100644
--- a/src/components/collapse/index.ts
+++ b/src/components/collapse/index.ts
@@ -216,10 +216,13 @@ export class BimCollapse implements IBimComponent {
         style.setProperty('--bim-bg-color', theme.bgElevated);
         style.setProperty('--bim-border-color', theme.borderDefault);
         style.setProperty('--bim-text-color', theme.textPrimary);
-        style.setProperty('--bim-header-bg-color', theme.componentBgHover);
-        style.setProperty('--bim-header-hover-bg-color', theme.componentBgActive);
-        style.setProperty('--bim-content-bg-color', theme.bgElevated);
         style.setProperty('--bim-disabled-color', theme.textDisabled);
+        style.setProperty('--bim-content-bg-color', theme.bgElevated);
+        
+        // 添加标准的 component 变量，供 CSS 使用
+        style.setProperty('--bim-component-bg', theme.componentBg);
+        style.setProperty('--bim-component-bg-hover', theme.componentBgHover);
+        style.setProperty('--bim-component-bg-active', theme.componentBgActive);
     }
 
     public setLocales(): void {