diff --git a/.gitea/workflows/ds-gate.yml b/.gitea/workflows/ds-gate.yml
deleted file mode 100644
index f82d190..0000000
--- a/.gitea/workflows/ds-gate.yml
+++ /dev/null
@@ -1,22 +0,0 @@
-name: Design System Gate
-
-# 原型设计系统守门闸（单一真源，12 道检查）。
-# 改了原型（tokens/atoms/screens/index）就跑，确保颜色/排版/层级/圆角/字体/图标
-# 全走 tokens.css/atoms.css，组件已在 index.html 登记且未 fork。
-on:
-  push:
-    branches: ['**']
-    paths:
-      - '.superpowers/prototype/**'
-  pull_request:
-    paths:
-      - '.superpowers/prototype/**'
-
-jobs:
-  check-ds:
-    runs-on: mac
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: 设计系统守门（check-ds.mjs · 12 道闸）
-        run: node .superpowers/prototype/tools/check-ds.mjs
diff --git a/scripts/hooks/install.sh b/scripts/hooks/install.sh
new file mode 100755
index 0000000..503feb7
--- /dev/null
+++ b/scripts/hooks/install.sh
@@ -0,0 +1,22 @@
+#!/bin/sh
+# 安装本地 git 钩子（每台机器跑一次）。把 git 的 pre-commit 接到仓库内
+# scripts/hooks/pre-commit（设计系统守门闸）。钩子是本地的，不随 git 同步——
+# 故需各机器各跑一次本脚本。
+set -e
+
+hooks_dir="$(git rev-parse --git-path hooks)"
+mkdir -p "$hooks_dir"
+target="$hooks_dir/pre-commit"
+
+cat > "$target" <<'SH'
+#!/bin/sh
+# 委托到仓库内 scripts/hooks/pre-commit（随当前 worktree 的 checkout 走；
+# 不存在则放行，便于尚未合入该脚本的分支/worktree）。
+hook="$(git rev-parse --show-toplevel)/scripts/hooks/pre-commit"
+[ -x "$hook" ] && exec "$hook"
+exit 0
+SH
+chmod +x "$target"
+
+echo "[ds-gate] ✓ 已安装 pre-commit 钩子 → $target"
+echo "[ds-gate]   今后提交若动了 .superpowers/prototype/ 会自动跑 12 道设计系统闸。"
diff --git a/scripts/hooks/pre-commit b/scripts/hooks/pre-commit
new file mode 100755
index 0000000..da566f5
--- /dev/null
+++ b/scripts/hooks/pre-commit
@@ -0,0 +1,29 @@
+#!/bin/sh
+# 原型设计系统守门闸（本地 pre-commit）。
+# 仅当本次提交动了原型（.superpowers/prototype/）时跑 check-ds.mjs 的 12 道检查；
+# 任一违规 → 阻止提交。临时跳过：git commit --no-verify。
+#
+# 安装（每台机器一次，把仓库内本脚本接到 git 钩子）：
+#   sh scripts/hooks/install.sh
+root="$(git rev-parse --show-toplevel)"
+gate="$root/.superpowers/prototype/tools/check-ds.mjs"
+
+# 没动原型 → 直接放行
+if ! git diff --cached --name-only | grep -q '^\.superpowers/prototype/'; then
+  exit 0
+fi
+
+if [ ! -f "$gate" ]; then
+  echo "[ds-gate] ⚠ 找不到 $gate，跳过设计系统检查。"
+  exit 0
+fi
+
+echo "[ds-gate] 原型有改动，跑设计系统守门闸（12 道）…"
+if ! node "$gate" >/dev/null 2>&1; then
+  echo "[ds-gate] ✗ 设计系统检查未通过，提交已阻止。"
+  echo "[ds-gate]   详情：node .superpowers/prototype/tools/check-ds.mjs"
+  echo "[ds-gate]   跳过：git commit --no-verify"
+  exit 1
+fi
+echo "[ds-gate] ✓ 设计系统 12 道闸全过。"
+exit 0