Enhance Dialog component to accept contentClassName prop for customizable styling. Update ToolLibraryPage to utilize new prop for improved modal layout. Refactor text in ToolLibrary for clarity.

web/pages/ToolLibrary.tsx

@@ -486,6 +486,7 @@ export const ToolLibraryPage: React.FC = () => {
         isOpen={isToolModalOpen}
         onClose={() => setIsToolModalOpen(false)}
         title={editingTool ? '编辑自定义工具' : '添加自定义工具'}
+        contentClassName="max-w-4xl"
         footer={
           <>
             <Button variant="ghost" onClick={() => setIsToolModalOpen(false)}>取消</Button>
@@ -560,7 +561,7 @@ export const ToolLibraryPage: React.FC = () => {
             </div>
             {toolParameters.length === 0 ? (
               <div className="rounded-md border border-white/10 bg-black/20 p-3 text-xs text-muted-foreground">
-                当前无参数。可以按 ElevenLabs 风格逐个添加参数，无需直接编辑 JSON Schema。
+                当前无参数。可以逐个添加参数，无需直接编辑 JSON Schema。
               </div>
             ) : (
               <div className="space-y-3">