R68 A1-A6：Portal 首页信息架构与对齐优化

client/src/components/patterns/WorkbenchHero.tsx

@@ -1,18 +1,21 @@
 import type { ReactNode } from "react";
+import { cn } from "../../lib/utils";
 
 export function WorkbenchHero({
   eyebrow,
   title,
   subtitle,
   actions,
+  className,
 }: {
   eyebrow?: string;
   title: string;
   subtitle?: string;
   actions?: ReactNode;
+  className?: string;
 }) {
   return (
-    <section className="workbench-hero">
+    <section className={cn("workbench-hero", className)}>
       <div>
         {eyebrow ? <div className="workbench-hero__eyebrow">{eyebrow}</div> : null}
         <h1 className="workbench-hero__title">{title}</h1>