diff --git a/src/client/queries/todo.ts b/src/client/queries/todo.ts
deleted file mode 100644
index c02a71b..0000000
--- a/src/client/queries/todo.ts
+++ /dev/null
@@ -1,7 +0,0 @@
-import { useQueryClient } from '@tanstack/react-query'
-import { orpc } from '@/client/orpc'
-
-export const useInvalidateTodos = () => {
-  const queryClient = useQueryClient()
-  return () => queryClient.invalidateQueries({ queryKey: orpc.todo.list.key() })
-}
diff --git a/src/components/TodoForm.tsx b/src/components/TodoForm.tsx
deleted file mode 100644
index 3f92f6b..0000000
--- a/src/components/TodoForm.tsx
+++ /dev/null
@@ -1,41 +0,0 @@
-import type { SubmitEventHandler } from 'react'
-import { useState } from 'react'
-
-interface TodoFormProps {
-  onSubmit: (title: string) => void
-  isPending: boolean
-}
-
-export const TodoForm = ({ onSubmit, isPending }: TodoFormProps) => {
-  const [title, setTitle] = useState('')
-
-  const handleSubmit: SubmitEventHandler<HTMLFormElement> = (e) => {
-    e.preventDefault()
-    if (title.trim()) {
-      onSubmit(title.trim())
-      setTitle('')
-    }
-  }
-
-  return (
-    <form onSubmit={handleSubmit} className="relative group z-10">
-      <div className="relative transform transition-all duration-200 focus-within:-translate-y-1">
-        <input
-          type="text"
-          value={title}
-          onChange={(e) => setTitle(e.target.value)}
-          placeholder="添加新任务..."
-          className="w-full pl-6 pr-32 py-5 bg-white rounded-2xl shadow-[0_8px_30px_rgb(0,0,0,0.04)] border-0 ring-1 ring-slate-100 focus:ring-2 focus:ring-indigo-500/50 outline-none transition-all placeholder:text-slate-400 text-lg text-slate-700"
-          disabled={isPending}
-        />
-        <button
-          type="submit"
-          disabled={isPending || !title.trim()}
-          className="absolute right-3 top-3 bottom-3 px-6 bg-indigo-600 hover:bg-indigo-700 text-white rounded-xl font-medium transition-all shadow-md shadow-indigo-200 disabled:opacity-50 disabled:shadow-none hover:shadow-lg hover:shadow-indigo-300 active:scale-95"
-        >
-          {isPending ? '添加中' : '添加'}
-        </button>
-      </div>
-    </form>
-  )
-}
diff --git a/src/components/TodoItem.tsx b/src/components/TodoItem.tsx
deleted file mode 100644
index 1963ff3..0000000
--- a/src/components/TodoItem.tsx
+++ /dev/null
@@ -1,77 +0,0 @@
-import type { RouterOutputs } from '@/server/api/types'
-
-type Todo = RouterOutputs['todo']['list'][number]
-
-interface TodoItemProps {
-  todo: Todo
-  onToggle: (id: string, completed: boolean) => void
-  onDelete: (id: string) => void
-}
-
-export const TodoItem = ({ todo, onToggle, onDelete }: TodoItemProps) => {
-  return (
-    <div
-      className={`group relative flex items-center p-4 bg-white rounded-xl border border-slate-100 shadow-sm transition-all duration-200 hover:shadow-md hover:border-slate-200 ${
-        todo.completed ? 'bg-slate-50/50' : ''
-      }`}
-    >
-      <button
-        type="button"
-        onClick={() => onToggle(todo.id, todo.completed)}
-        className={`shrink-0 w-6 h-6 rounded-full border-2 transition-all duration-200 flex items-center justify-center mr-4 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-indigo-500 ${
-          todo.completed ? 'bg-indigo-500 border-indigo-500' : 'border-slate-300 hover:border-indigo-500 bg-white'
-        }`}
-      >
-        {todo.completed && (
-          <svg
-            className="w-3.5 h-3.5 text-white"
-            fill="none"
-            viewBox="0 0 24 24"
-            stroke="currentColor"
-            strokeWidth={3}
-            aria-hidden="true"
-          >
-            <path strokeLinecap="round" strokeLinejoin="round" d="M5 13l4 4L19 7" />
-          </svg>
-        )}
-      </button>
-
-      <div className="flex-1 min-w-0">
-        <p
-          className={`text-lg transition-all duration-200 truncate ${
-            todo.completed ? 'text-slate-400 line-through decoration-slate-300 decoration-2' : 'text-slate-700'
-          }`}
-        >
-          {todo.title}
-        </p>
-      </div>
-
-      <div className="flex items-center opacity-0 group-hover:opacity-100 transition-opacity duration-200 absolute right-4 pl-4 bg-linear-to-l from-white via-white to-transparent sm:static sm:bg-none">
-        <span className="text-xs text-slate-400 mr-3 hidden sm:inline-block">
-          {new Date(todo.createdAt).toLocaleDateString('zh-CN')}
-        </span>
-        <button
-          type="button"
-          onClick={() => onDelete(todo.id)}
-          className="p-2 text-slate-400 hover:text-red-500 hover:bg-red-50 rounded-lg transition-colors focus:outline-none"
-          title="删除"
-        >
-          <svg
-            className="w-5 h-5"
-            fill="none"
-            viewBox="0 0 24 24"
-            stroke="currentColor"
-            strokeWidth={1.5}
-            aria-hidden="true"
-          >
-            <path
-              strokeLinecap="round"
-              strokeLinejoin="round"
-              d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16"
-            />
-          </svg>
-        </button>
-      </div>
-    </div>
-  )
-}