品牌: logo3 白底洪泛抠除恢复透明通道，登录页改用 drop-shadow 跟随轮廓

Co-authored-by: Cursor <cursoragent@cursor.com>

mactfsui/app/components/app/connect-view.tsx

@@ -194,7 +194,8 @@ export function ConnectView({ onReady }: { onReady: (session: WorkspaceSession)
         </div>
 
         <div className="relative flex flex-1 flex-col items-center justify-center gap-5">
-          <img src="/logo.png" alt="MacTFS" className="size-24 rounded-3xl shadow-2xl" />
+          {/* logo 自带圆角方形外形，用 drop-shadow 跟随透明轮廓投影 */}
+          <img src="/logo.png" alt="MacTFS" className="size-24 drop-shadow-2xl" />
           <div className="text-center">
             <p className="text-2xl font-semibold tracking-tight">MacTFS</p>
             <p className="mt-1.5 text-sm text-zinc-400">macOS 上的 TFS 源码管理工作台</p>