update:css样式拆分

frontend/app/features/platform/ScriptsPage.tsx

@@ -5,6 +5,7 @@ import { CreateFolderModal } from "./CreateFolderModal";
 import { CreateScriptModal } from "./CreateScriptModal";
 import { DataResourceUploadModal } from "./DataResourceUploadModal";
 import Icon from "../../components/common/Icon";
+import { WelcomePanel } from "../../components/common/WelcomePanel";
 import { PublishModal } from "./PublishModal";
 import { ScriptExplorer } from "./ScriptExplorer";
 import { TreeContextMenu } from "./TreeContextMenu";
@@ -292,7 +293,7 @@ export default function ScriptsPage() {
   };
 
   return (
-    <section className="workspace-layout">
+    <section className="grid min-h-0 flex-1 grid-cols-[310px_minmax(0,1fr)] gap-2.5 p-2.5 max-xl:grid-cols-[285px_minmax(0,1fr)]">
       <ScriptExplorer
         scripts={scripts}
         filteredScripts={filteredScripts}
@@ -318,7 +319,7 @@ export default function ScriptsPage() {
         onHandleUpload={handleUpload}
       />
 
-      <section className="editor-area">
+      <section className="flex min-h-0 flex-col overflow-hidden rounded-[7px] border border-[#dce4ec] bg-white shadow-[0_2px_7px_rgb(25_46_73/3%)]">
         {selected ? (
           <ScriptWorkspace
             script={selected}
@@ -369,20 +370,7 @@ export default function ScriptsPage() {
             onInfo={(t) => pushToast(t)}
           />
         ) : (
-          <div className="welcome-panel">
-            <div className="welcome-panel__visual">
-              <Icon name="script" size={42} />
-            </div>
-            <span className="welcome-panel__label">构建脚本工作台</span>
-            <h2>创建你的第一个模型脚本</h2>
-            <p>
-              通过 Notebook 完成数据探索，或使用 Python 脚本构建可调度的处理任务。
-            </p>
-            <button className="primary-button" onClick={() => openCreateDialog("")}>
-              <Icon name="plus" size={17} />
-              新建构建脚本
-            </button>
-          </div>
+          <WelcomePanel onCreateScript={() => openCreateDialog("")} />
         )}
       </section>