页面头部的白色留白去掉

apps/h5-user/src/components/SubPageHeader.tsx

@@ -5,11 +5,10 @@ type SubPageHeaderProps = {
 
 export default function SubPageHeader({ title, onBack }: SubPageHeaderProps) {
   return (
-    <header className="sub-page-header">
+    <header className="sub-page-header" aria-label={title}>
       <button type="button" className="sub-page-header-back" aria-label="返回" onClick={onBack}>
         <span className="material-symbols-outlined">arrow_back</span>
       </button>
-      <h1 className="app-page-title">{title}</h1>
     </header>
   );
 }

apps/h5-user/src/components/TabMainHeader.tsx

@@ -7,9 +7,13 @@ type TabMainHeaderProps = {
 };
 
 export default function TabMainHeader({ title, extra, className = '' }: TabMainHeaderProps) {
+  // H5：系统标题已展示；无右侧内容时整栏不渲染，避免顶部留白
+  if (!extra) {
+    return null;
+  }
+
   return (
-    <header className={`tab-main-header${className ? ` ${className}` : ''}`}>
-      <h1 className="app-page-title">{title}</h1>
+    <header className={`tab-main-header${className ? ` ${className}` : ''}`} aria-label={title}>
       {extra ? <div className="tab-main-header-extra">{extra}</div> : null}
     </header>
   );