fix(console): CaiAI softlink homepage + Add Account max-w-5xl

changelog/unreleased/caiai-softlink-home.md

@@ -0,0 +1,9 @@
+### English
+
+- CaiAI empty-state soft link now opens the homepage (`https://caiaiu.com`) instead of the affiliate register URL.
+- Add Account picker dialog is slightly narrower (`max-w-5xl`) while keeping the 3-column tile grid.
+
+### 中文
+
+- 空态 CaiAI 软链改为打开首页 `https://caiaiu.com`，去掉注册页 affiliate 参数。
+- 添加账号选择弹窗略收窄为 `max-w-5xl`，仍保持三列磁贴布局。

frontend/src/components/AddAccountModal.tsx

@@ -541,9 +541,9 @@ export function AddAccountModal({ isOpen, onClose, onAdded }: Props) {
         <Modal.Container
           size="lg"
           scroll="inside"
-          className={step === 'method' ? 'sm:max-w-6xl' : 'sm:max-w-5xl'}
+          className="sm:max-w-5xl"
         >
-          <Modal.Dialog className={step === 'method' ? 'w-full max-w-6xl' : 'w-full max-w-5xl'}>
+          <Modal.Dialog className="w-full max-w-5xl">
             <Modal.Header className="relative items-center justify-center px-12 pt-5 text-center">
               <div className="min-w-0">
                 <Modal.Heading className="text-section font-semibold">{t('addAccountTitle')}</Modal.Heading>

frontend/src/components/CaiaiSoftLink.tsx

@@ -1,14 +1,14 @@
 import { useI18n } from '@/hooks/useI18n'
 
-const CAIAI_REGISTER_URL = 'https://caiaiu.com/register?aff=cli2api'
+const CAIAI_HOME_URL = 'https://caiaiu.com'
 
 /** Skipable hosted-gateway soft link for empty account states. Not a provider tile. */
 export function CaiaiSoftLink({ className = '' }: { className?: string }) {
   const { t } = useI18n()
   return (
     <p className={`text-caption leading-5 text-muted ${className}`.trim()}>
       <a
-        href={CAIAI_REGISTER_URL}
+        href={CAIAI_HOME_URL}
         target="_blank"
         rel="noopener noreferrer"
         className="underline-offset-2 transition-colors hover:text-foreground hover:underline"