diff --git a/AGENTS.md b/AGENTS.md
index ae3422fe..01e23625 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -113,12 +113,13 @@ policy/delivery.md。
   `TASK_WRITERS_STOPPED=1 make task-finish`。父子仓改动、未跟踪/ignored 唯一文件先保存或显式处置；删除被拒时
   保留现场并按原因处理，禁止强删兜底；无法证明写者已退出时才请 owner 确认。放弃未合入工作用
   `make task-finish ABANDON="--abandon <原因>"` 并记录原因；放弃不豁免现场保护。
-- **任务卡闭合（防欠账）**：分支合入 main 后，其任务卡须回填"已完成"+主记录 PR 链接并
-  归档至 `.task/archive/`。`task-finish` 回收后按提示运行 `make task-close`，不借回收修改
-  共享主检出或推送另一任务。主检出 pull/merge 的 post-merge 钩子仅提示待办，不自动写入或推送。
-  `make task-close` 会提交、推送并可能创建 PR，标准闭合属于已授权交付的收口；仍须核对只包含本任务卡，否则停止扩围。闭合在主检出运行→建
-  `feature/card-close-*` 分支+PR，任务分支内加 `FOLD=--fold` 随当前 PR 合入。
-  precheck 的 `[cards]` 行报告欠账，验收前应清零；闭合 PR 同样由智能体按
+- **任务卡闭合（防欠账）**：默认在合入前闭合——最终同步/合入前，在任务 worktree 运行
+  `make task-close SELF=1`：本分支任务卡改为"已完成（合入前闭合）"、主记录写入本 PR 链接并归档至
+  `.task/archive/`，随同一 PR 合入，该 PR 的合并提交即落地记录，无需单独闭合 PR 或合入后回填。
+  它会提交并推送当前任务分支，属于已授权交付的收口；只处理本分支的卡。主检出 pull/merge 的
+  post-merge 钩子仅提示，不自动写入或推送。主检出的 `make task-close`（建 `feature/card-close-*`
+  分支+PR）或任务分支内 `FOLD=--fold` 只用于已合入但未闭合的遗留卡；仍须核对只包含目标任务卡，
+  否则停止扩围。precheck 的 `[cards]` 行报告欠账，验收前应清零；遗留卡的闭合 PR 同样由智能体按
   policy/delivery.md 完成 Review、冲突处置及当前 HEAD 的 CI 核验后合入。
 
 ## 证据与验证门禁（强制）
diff --git a/Makefile b/Makefile
index 77f2f6f9..d1fd4f17 100644
--- a/Makefile
+++ b/Makefile
@@ -54,8 +54,10 @@ task-resume:
 task-sync:
 	@bash $(TASK) sync
 
+# 任务卡闭合：默认在任务 worktree 合入前运行 SELF=1（本卡随当前 PR 完成并归档，无需单独闭合 PR）；
+# 不带参数（主检出）或 FOLD=--fold 仅用于已合入未闭合的遗留卡。
 task-close:
-	@bash $(TASK) close $(FOLD)
+	@bash $(TASK) close $(if $(SELF),--self,$(FOLD))
 
 task-finish:
 	@bash $(TASK) finish $(ABANDON)
diff --git a/policy/delivery.md b/policy/delivery.md
index 67bde148..606676bb 100644
--- a/policy/delivery.md
+++ b/policy/delivery.md
@@ -157,7 +157,7 @@ host 可以直接编写并提交的豁免只有 `.task/**`、`docs/superpowers/s
 - **子任务分支（child）**：从远端所属大任务分支的当前头建立（须等于分流收据核验的 head，`make task-start` 校验），即时目标为大任务分支。负责一个有界单元的实施、独立 Review 与局部验证，通过 PR 合入大任务分支。
 - **普通任务分支（standalone）**：无需阶段集成的小需求或独立修复，直接从最新 `origin/main` 建立并向 `main` 交付。
 
-每个任务卡记录 `root_target` 与 `immediate_target`（子任务为所属大任务分支，其余为 `main`）。`make task-resume`、`make task-sync` 与 `make task-finish` 以 `immediate_target` 为准；`make task-close` 仅在 `FOLD=--fold` 时以其为闭合 PR base。
+每个任务卡记录 `root_target` 与 `immediate_target`（子任务为所属大任务分支，其余为 `main`）。`make task-resume`、`make task-sync` 与 `make task-finish` 以 `immediate_target` 为准；任务卡默认在合入前以 `make task-close SELF=1` 闭合并随本 PR 合入（归档后上述命令仍从 `.task/archive/` 读取合入前闭合的卡）；遗留卡的 `make task-close` 仅在 `FOLD=--fold` 时以其为闭合 PR base。
 
 每次接到新需求，创建分支前必须分流，事实来源为 origin（本地 `.task/` 不参与发现）：
 1. **发现**：`make task-triage REQ='<需求>' TRIAGE_RECEIPT=<路径>` 查询远端。候选须已推送、存在以 `main` 为 base 的开放 PR，且该远端分支的任务卡声明 `branch_kind=initiative`、`accepting_requirements=true` 且未标记已完成。无候选时收据直接为 `NEW`；有候选时为 `DECISION_REQUIRED`（退出码 5）。远端或 Gitea 不可核验时记为 `REMOTE_UNVERIFIED`（退出码 6），不得得出 `NEW`。
@@ -353,8 +353,10 @@ Review 只将阻塞项列为必修；非阻塞意见标明后续建议，不得
 
 清理前保存任务主记录与证据。执行回收时将命令输出用 evidence 的 `RECEIPT` 模式保存到
 待删目录之外；回收后的结果写入后续闭合记录，不能向已删除的任务卡补写收据。
-任务卡须回填真实主 PR 和完成状态并归档；闭合 PR 的创建核对当前闭合授权，合入按上述
-智能体 Review 与 PR 合入流程执行。
+任务卡默认在最终同步/合入前于任务 worktree 运行 `make task-close SELF=1`：写入本 PR 链接与
+"已完成（合入前闭合）"状态并归档，随同一 PR 合入，不另建闭合 PR。仅已合入未闭合的遗留卡在主检出
+运行 `make task-close`（`feature/card-close-*` PR）或用 `FOLD=--fold` 回填归档；其闭合 PR 的创建核对
+当前闭合授权，合入按上述智能体 Review 与 PR 合入流程执行。
 post-merge 默认只提示，不因 pull 或 merge 自动提交、推送或创建闭合 PR。
 
 中断或交接时记录当前有效版本、批准范围、未决假设、最新试验结论、剩余事项及下一动作。
diff --git a/policy/governance.md b/policy/governance.md
index 30985805..7e328e43 100644
--- a/policy/governance.md
+++ b/policy/governance.md
@@ -138,7 +138,8 @@ Git 对含子模块的工作区需要显式删除选项时，只有全部现场
 子仓 pin 之外的 refs/stash/reflog 历史采取保守拒绝，即使其中部分可能已在远端：
 owner 须先独立确认其保存与归属，工具不把缓存的远端引用当作唯一数据已经备份的证据。
 远端分支删除与本地回收分别报告，失败不能声明两者全部完成。
-回收后由所有者执行 `make task-close` 闭合卡片；回收命令不顺带改写共享主检出。闭合 PR 默认 base 为 `main`；仅 `FOLD=--fold`（随任务分支合入）时 base 为卡片 `immediate_target`。
+任务卡默认在合入前闭合：最终同步/合入前在任务 worktree 运行 `make task-close SELF=1`，本卡改为"已完成（合入前闭合）"并归档，随同一 PR 合入，无需单独闭合 PR；回收命令不顺带改写共享主检出。
+主检出的 `make task-close`（闭合 PR base 为 `main`）或 `FOLD=--fold`（随任务分支合入，base 为卡片 `immediate_target`）只用于已合入未闭合的遗留卡。
 post-merge 仅提示，不自动调用闭合。`make task-close` 会提交、推送并可能创建 PR，
 执行者先按迭代交付规则核对该动作的授权及所选任务，保留未授权的其他任务现场。
 回收命令使用待删目录之外的 `RECEIPT` 保存输出，清理结果由后续闭合记录引用。
diff --git a/scripts/evidence.py b/scripts/evidence.py
index b534860c..fc36c290 100644
--- a/scripts/evidence.py
+++ b/scripts/evidence.py
@@ -23,6 +23,7 @@ GIT_SHA = re.compile(r"(?:[0-9a-f]{40}|[0-9a-f]{64})\Z")
 BRANCH = re.compile(r"[A-Za-z0-9][A-Za-z0-9._/-]{0,199}\Z")
 # 可选的分支目标字段：两者须同时出现或同时缺省（旧收据没有）。
 TARGET_FIELDS = ("root_target", "immediate_target")
+PRE_MERGE_CLOSED = "已完成（合入前闭合）"
 BASE_FIELDS = {"schema", "source", "timestamp", "command", "command_sha256", "cwd", "common_dir",
                "before", "after", "after_error", "exit_code", "output", "output_sha256", "receipt_sha256"}
 
@@ -255,7 +256,7 @@ def task_context(current=None):
     if (root / ".task").is_symlink():
         raise EvidenceError("Task registration must belong to the current checkout")
     card = find_card()
-    if card.is_symlink() or card.resolve().parent != root / ".task":
+    if card.is_symlink() or card.resolve().parent not in (root / ".task", root / ".task" / "archive"):
         raise EvidenceError("Task registration must belong to the current checkout")
     content = card.read_text()
     locations = re.findall(r"^- 工作区：(.+?)\s*[（(]worktree[）)]；分支：([^\s]+)\s*$", content, re.M)
@@ -318,8 +319,15 @@ def find_card():
     card = root / ".task" / (branch.replace("/", "-") + ".md")
     if card.is_file():
         return card
+    owner = re.compile(r"^- 工作区：.*分支：" + re.escape(branch) + r"(?:\s|$)", re.M)
     for candidate in (root / ".task").glob("*.md"):
-        if re.search(r"^- 工作区：.*分支：" + re.escape(branch) + r"(?:\s|$)", candidate.read_text(), re.M):
+        if owner.search(candidate.read_text()):
+            return candidate
+    # A card fold-closed before merge (task.sh close --self) lives in the archive until its PR lands.
+    for candidate in sorted((root / ".task" / "archive").glob("*.md")):
+        text = candidate.read_text()
+        status = re.search(r"；状态：([^；\n]*)", text)
+        if owner.search(text) and status and status.group(1).startswith(PRE_MERGE_CLOSED):
             return candidate
     raise EvidenceError("No task card exists for the current branch")
 
diff --git a/scripts/hooks/post-merge b/scripts/hooks/post-merge
index fab194bd..dcbe397a 100755
--- a/scripts/hooks/post-merge
+++ b/scripts/hooks/post-merge
@@ -1,6 +1,7 @@
 #!/usr/bin/env bash
-# 本地钩子（post-merge）：pull/merge 落地后提示 owner 按授权闭合任务卡；ff-only 也会触发。
-# precheck [cards] 报告欠账；此钩子只提示，不执行闭合或其他写入。
+# 本地钩子（post-merge）：pull/merge 落地后提示任务卡闭合方式；ff-only 也会触发。
+# 新任务在合入前用 make task-close SELF=1 闭合本卡；precheck [cards] 报告的遗留卡才需主检出闭合。
+# 此钩子只提示，不执行闭合或其他写入。
 # 触发条件收紧到"主检出 + 集成分支 main"——任务 worktree 里 task-sync 的 merge 不触发，
 # 防止把卡片闭合提示混进任务分支现场。
 common=$(git rev-parse --git-common-dir) && common=$(cd "$common" 2>/dev/null && pwd) || exit 0
@@ -8,5 +9,5 @@ mainrepo=$(dirname "$common")
 [ "$mainrepo" = "$PWD" ] || exit 0
 [ "$(git rev-parse --abbrev-ref HEAD)" = "main" ] || exit 0
 [ -f "$mainrepo/scripts/task.sh" ] || exit 0
-echo "[next] owner 按已有授权在主检出运行 make task-close 闭合已合入任务卡；未授权时先取得授权。"
+echo "[next] 新任务在合入前于任务 worktree 运行 make task-close SELF=1 闭合本卡；主检出的 make task-close 仅用于 precheck [cards] 报告的遗留卡，owner 按已有授权运行，未授权时先取得授权。"
 exit 0
diff --git a/scripts/task.sh b/scripts/task.sh
index ff0d5e6d..ac0d6d28 100755
--- a/scripts/task.sh
+++ b/scripts/task.sh
@@ -456,6 +456,8 @@ cmd_sync() {
 # （PR 链接+合并 SHA）与闭合记录，并 git mv 到 .task/archive/。变更落点：主检出运行→
 # 新建 feature/card-close-* 分支推送（集成分支受保护，不直推）；任务分支内运行须 --fold
 # （随当前任务 PR 合入）。合并判定用合并提交主题（分支删除后仍可追溯），不依赖分支存活。
+# 默认闭合方式是 close --self：任务分支在合入前把本分支的卡改为"已完成（合入前闭合）"并归档，
+# 随本 PR 合入；上述合入后回填只用于遗留卡。
 
 card_of_branch() { sed -n 's/^- 工作区：.*分支：\([A-Za-z0-9._/-]\+\).*/\1/p' "$1" | head -1; }
 card_status() { sed -n 's/^.*；状态：\([^；]*\).*/\1/p' "$1" | head -1; }
@@ -467,13 +469,20 @@ card_initiative_id() { card_field "$1" initiative_id; }
 card_root_target() { local v; v=$(card_field "$1" root_target); printf '%s\n' "${v:-${TARGET_BRANCH}}"; }
 card_immediate_target() { local v; v=$(card_field "$1" immediate_target); printf '%s\n' "${v:-${TARGET_BRANCH}}"; }
 card_accepting_requirements() { local v; v=$(card_field "$1" accepting_requirements); printf '%s\n' "${v:-false}"; }
+PRE_MERGE_CLOSED="已完成（合入前闭合）"
 branch_card() { # $1=branch → 当前检出中该分支的任务卡路径（无则空）
+  # 顶层优先；顶层无卡时只认 .task/archive/ 中状态为"已完成（合入前闭合）"的卡（close --self 合入前已归档）。
   local pc=".task/$(echo "$1" | tr '/' '-').md"
   [ -f "$pc" ] && { printf '%s\n' "$pc"; return 0; }
   for pc in .task/*.md; do
     [ -f "$pc" ] || continue
     [ "$(card_of_branch "$pc")" = "$1" ] && { printf '%s\n' "$pc"; return 0; }
   done
+  for pc in .task/archive/*.md; do
+    [ -f "$pc" ] || continue
+    [ "$(card_of_branch "$pc")" = "$1" ] || continue
+    case "$(card_status "$pc")" in "${PRE_MERGE_CLOSED}"*) printf '%s\n' "$pc"; return 0 ;; esac
+  done
   return 0
 }
 active_initiatives() { # → 每行 "branch|initiative_id|card"：根目标为集成分支、未完成、仍接收需求且未合入/待闭合
@@ -665,8 +674,101 @@ open(path, 'w', encoding='utf-8').write(s)
 PY
 }
 
+self_close_pr() { # $1=branch → 打印 Gitea 上 head 为该分支的开放 PR 号（空格分隔；token 只在进程内使用）
+  CLOSE_BRANCH="$1" TASK_SCRIPT_DIR="$SCRIPT_DIR" python3 - <<'PY'
+import os, subprocess, sys
+sys.path.insert(0, os.environ["TASK_SCRIPT_DIR"])
+from task_triage import Stop, api_base, open_pulls, read_token, repo_slug
+branch = os.environ["CLOSE_BRANCH"]
+try:
+    origin = subprocess.run(["git", "remote", "get-url", "origin"], capture_output=True, text=True)
+    if origin.returncode != 0:
+        raise Stop(6, "origin remote is not configured")
+    token = read_token()
+    if not token:
+        raise Stop(6, "no Gitea token: set GITEA_TOKEN or ~/.secrets/gitea ACCESS_TOKEN")
+    pulls = open_pulls(api_base(), repo_slug(origin.stdout.strip()), token)
+except Stop as stop:
+    print(f"ERROR: cannot look up the open PR for {branch}: {stop.message}", file=sys.stderr)
+    sys.exit(6)
+numbers = []
+for pr in pulls:
+    if not isinstance(pr, dict) or pr.get("state", "open") != "open":
+        continue
+    head = pr.get("head") if isinstance(pr.get("head"), dict) else {}
+    if head.get("ref") == branch and str(pr.get("number", "")).isdigit():
+        numbers.append(str(pr["number"]))
+print(" ".join(numbers))
+PY
+}
+
+card_self_close() { # $1=card $2=pr_num $3=pr_url（原地改写：状态、主记录、结果节标题、合入前闭合记录）
+  python3 - "$1" "$2" "$3" <<'PY'
+import re, sys
+path, pr, link = sys.argv[1:4]
+s = open(path, encoding='utf-8').read()
+s, n = re.subn(r'；状态：[^；\n]*', '；状态：已完成（合入前闭合）', s, count=1)
+if n != 1:
+    sys.exit(f"ERROR: {path} has no '；状态：' field; refuse to fold-close")
+s = re.sub(r'任务主记录：[^；\n]*', f'任务主记录：PR #{pr} {link}', s, count=1)
+s = s.replace('## 结果与验证（完成后填写）', '## 结果与验证', 1)
+s = s.rstrip('\n') + f'''
+
+## 闭合记录（合入前折叠）
+
+- 本卡在 PR #{pr}（{link}）合入前闭合并归档，随该 PR 一同合入。
+- 该 PR 的合并提交即本任务的落地记录。
+- 合入后无需回填，也无需单独的闭合 PR。
+'''
+open(path, 'w', encoding='utf-8').write(s)
+PY
+}
+
+cmd_close_self() {
+  local branch card dest pr nums web_base url owner repo link msg
+  branch=$(git symbolic-ref --quiet --short HEAD) || die "close --self 须在任务分支上运行（当前为 detached HEAD）"
+  [ "$branch" != "${TARGET_BRANCH}" ] || die "close --self 不能在 ${TARGET_BRANCH} 上运行；请在任务 worktree 内对本分支的卡运行"
+  [ -z "$(git status --porcelain | grep -v '^.. \.zcode/' || true)" ] || die "任务工作区不干净——先提交或处置现场再 close --self"
+  card=$(branch_card "$branch")
+  [ -n "$card" ] || die "找不到分支 ${branch} 的任务卡"
+  case "$card" in .task/archive/*) die "${card} 已在合入前闭合归档，无需重复闭合" ;; esac
+  dest=".task/archive/${card##*/}"
+  [ ! -e "$dest" ] || die "归档目标已存在：${dest}"
+  if [ -n "${TASK_PR:-}" ]; then
+    case "$TASK_PR" in *[!0-9]*) die "TASK_PR 只能是 PR 号（纯数字）" ;; esac
+    pr="$TASK_PR"
+  else
+    nums=$(self_close_pr "$branch") || die "无法经 Gitea 查询 ${branch} 的开放 PR；可用 TASK_PR=<号> 显式指定"
+    case "$nums" in
+      ''|*' '*) die "需要恰好一个 head 为 ${branch} 的开放 PR（查到：${nums:-无}）；先建 PR，或用 TASK_PR=<号> 指定" ;;
+    esac
+    pr="$nums"
+  fi
+  web_base="${TASK_CARD_WEB_BASE:-https://git-home.u1680832.nyat.app:30319}"
+  url=$(git remote get-url origin); url="${url%.git}"
+  repo=$(basename "$url"); owner=$(basename "$(dirname "$url")")
+  link="${web_base}/${owner}/${repo}/pulls/${pr}"
+  card_self_close "$card" "$pr" "$link"
+  mkdir -p .task/archive
+  git mv "$card" "$dest"
+  git add -- "$dest"
+  msg=$(mktemp)
+  { echo "Fold-close the task card before merge"
+    echo
+    echo "Why: close the task card inside its own PR so landing it needs no post-merge backfill or separate close PR."
+    echo "Evidence: ${card} -> ${dest}; status ${PRE_MERGE_CLOSED}; PR #${pr} ${link}."
+    echo "Impact: task metadata only; the card is archived within PR #${pr} and lands with its merge commit."
+    echo "Refs: task.sh close --self"
+  } > "$msg"
+  git commit -q -F "$msg"; rm -f "$msg"
+  # push 失败重试一次：家服隧道间歇抖动（同 cmd_close）。
+  git push -q -u origin HEAD || { sleep 5; git push -q -u origin HEAD; }
+  echo "[closed] ${card} 已在 PR #${pr} 合入前闭合并归档；合入后无需 task-close"
+}
+
 cmd_close() {
   need_repo
+  if [ "${1:-}" = "--self" ]; then shift; cmd_close_self "$@"; return; fi
   local fold=0
   [ "${1:-}" = "--fold" ] && fold=1
   fetch_target
diff --git a/scripts/task_pr_check.py b/scripts/task_pr_check.py
index d928476c..19b6d92d 100644
--- a/scripts/task_pr_check.py
+++ b/scripts/task_pr_check.py
@@ -8,7 +8,8 @@
       须仍有开放 PR 指向其 root_target。--final（仅 initiative）：accepting_requirements=false，且
       `## 子任务登记` 中「必需=是」的子任务为「已合入」（PR 已合并入本 initiative）或「已延期」。
   ci
-      仅 pull_request 事件：按 GITHUB_HEAD_REF 在检出的 .task/ 顶层取卡片，核对 GITHUB_BASE_REF。
+      仅 pull_request 事件：按 GITHUB_HEAD_REF 在检出的 .task/ 顶层取卡片（顶层无卡时取 .task/archive/
+      中状态为「已完成（合入前闭合）」的卡），核对 GITHUB_BASE_REF。
       不联网、不需要 token；非 pull_request 事件跳过（退出 0）。
 
 期望目标：child → immediate_target；其余（initiative / standalone / 无卡）→ root_target（无卡即 main）。
@@ -24,11 +25,12 @@ import sys
 import urllib.parse
 from pathlib import Path
 
-from task_triage import (EXIT_REMOTE, Stop, api_base, as_dict, card_branch, http_get_json,
+from task_triage import (EXIT_REMOTE, Stop, api_base, as_dict, card_branch, card_status, http_get_json,
                          open_pulls, read_token, repo_slug, target_branch)
 
 EXIT_FAILED = 1
 EXIT_USAGE = 2
+PRE_MERGE_CLOSED = "已完成（合入前闭合）"
 CHILD_COLUMNS = ("子任务分支", "必需", "状态", "PR")
 DONE_STATES = ("已合入", "已延期")
 
@@ -64,16 +66,27 @@ def expected_base(meta):
     return meta["immediate_target"] if meta["kind"] == "child" else meta["root_target"]
 
 
-def find_card(branch):
-    """只看检出树的 .task/ 顶层（archive 不参与）；返回 (路径, 文本)，无卡返回 (None, None)。"""
+def matching_card(directory, branch, archived):
+    """directory 下声明该分支的唯一卡片；archived=True 时只认状态以「已完成（合入前闭合）」开头的卡。"""
     found = []
-    for path in sorted(Path(".task").glob("*.md")):
+    for path in sorted(Path(directory).glob("*.md")):
         text = path.read_text(encoding="utf-8", errors="replace")
-        if card_branch(text) == branch:
-            found.append((path, text))
+        if card_branch(text) != branch:
+            continue
+        if archived and not card_status(text).startswith(PRE_MERGE_CLOSED):
+            continue
+        found.append((path, text))
     if len(found) > 1:
         raise Stop(EXIT_FAILED, f"ambiguous task cards for {branch}: {', '.join(str(p) for p, _ in found)}")
-    return found[0] if found else (None, None)
+    return found[0] if found else None
+
+
+def find_card(branch):
+    """先看检出树的 .task/ 顶层；顶层无卡时再看 .task/archive/ 中合入前闭合（close --self）的卡，
+    其余归档卡不参与。返回 (路径, 文本)，无卡返回 (None, None)。"""
+    return (matching_card(".task", branch, False)
+            or matching_card(".task/archive", branch, True)
+            or (None, None))
 
 
 def branch_meta(branch, target):
diff --git a/tests/test_evidence.py b/tests/test_evidence.py
index e179cbc3..520d4a27 100644
--- a/tests/test_evidence.py
+++ b/tests/test_evidence.py
@@ -385,6 +385,32 @@ class EvidenceTests(unittest.TestCase):
                                  cwd=self.repo, capture_output=True, text=True)
         self.assertNotIn("WARN", checked.stdout + checked.stderr)
 
+    def archive_card(self, status):
+        self.card.unlink()
+        archived = self.repo / ".task/archive/feature-done.md"
+        archived.parent.mkdir()
+        archived.write_text(f"# Done task\n任务主记录：PR #3 fixture；状态：{status}；owner：test\n"
+                            "- 工作区：fixture（worktree）；分支：main\n"
+                            "- 分支类型：child；initiative_id：feature-alpha；root_target：main；"
+                            "immediate_target：feature/alpha；accepting_requirements：false\n")
+        return archived
+
+    def test_evidence_appends_to_pre_merge_closed_archived_card(self):
+        archived = self.archive_card("已完成（合入前闭合）")
+        result = self.run_evidence("printf 'archived\\n'")
+        self.assertEqual(result.returncode, 0, result.stderr + result.stdout)
+        text = archived.read_text()
+        self.assertIn("## 证据（Evidence）", text)
+        self.assertIn('"immediate_target": "feature/alpha"', text)
+
+    def test_evidence_ignores_archived_card_with_other_status(self):
+        archived = self.archive_card("已完成（回填）")
+        original = archived.read_text()
+        result = self.run_evidence("touch should-not-exist")
+        self.assertNotEqual(result.returncode, 0)
+        self.assertFalse((self.repo / "should-not-exist").exists())
+        self.assertEqual(archived.read_text(), original)
+
     def test_receipts_without_target_metadata_default_to_main(self):
         data = self.capture()
         self.assertEqual((data["root_target"], data["immediate_target"]), ("main", "main"))
diff --git a/tests/test_task.py b/tests/test_task.py
index dd6ff536..e8ed576a 100644
--- a/tests/test_task.py
+++ b/tests/test_task.py
@@ -1490,6 +1490,115 @@ class TaskLifecycleTests(unittest.TestCase):
         self.assertIn("已包含于 origin/main", archived)
         self.assertIn("PR #5", archived)
 
+    # ---- close --self：合入前在任务分支内闭合本卡 ----
+
+    def self_close_env(self):
+        return self.close_env() | {"GITEA_API_URL": self.gitea.url, "GITEA_REPO": "fixture/repo"}
+
+    def start_standalone(self, name="feature/solo"):
+        receipt = self.capture_precheck()
+        triage = self.triage_receipt()
+        self.task(self.repo, "start", name,
+                  env=self.env | {"PRECHECK_RECEIPT": str(receipt), "TRIAGE_RECEIPT": str(triage)})
+        return self.root / ("repo-wt-" + name.replace("/", "-"))
+
+    def open_pr(self, wt, branch, base="main"):
+        self.git(wt, "push", "-q", "-u", "origin", branch)
+        number = len(self.gitea.prs) + 1
+        sha = self.git(wt, "rev-parse", "HEAD").stdout.strip()
+        self.gitea.prs.append(FakeGitea.pr(number, branch, sha, base=base))
+        return number
+
+    def test_close_self_archives_own_card_inside_its_pr(self):
+        wt = self.start_standalone()
+        (wt / "work").write_text("task result\n")
+        self.git(wt, "add", "work")
+        self.git(wt, "commit", "-m", "Task work")
+        number = self.open_pr(wt, "feature/solo")
+        result = self.task(wt, "close", "--self", env=self.self_close_env())
+        self.assertIn(f"[closed] .task/feature-solo.md 已在 PR #{number} 合入前闭合并归档；合入后无需 task-close",
+                      result.stdout)
+        self.assertNotIn(self.gitea.token, result.stdout)
+        self.assertFalse((wt / ".task/feature-solo.md").exists())
+        text = (wt / ".task/archive/feature-solo.md").read_text()
+        self.assertIn("；状态：已完成（合入前闭合）；", text)
+        self.assertIn(f"任务主记录：PR #{number} {self.gitea.web}/{self.root.name}/remote/pulls/{number}；", text)
+        self.assertIn("## 结果与验证\n", text)
+        self.assertNotIn("## 结果与验证（完成后填写）", text)
+        self.assertIn("## 闭合记录（合入前折叠）", text)
+        self.assertIn(f"PR #{number}", text.split("## 闭合记录（合入前折叠）", 1)[1])
+        self.assertEqual(self.git(wt, "log", "-1", "--format=%s").stdout.strip(),
+                         "Fold-close the task card before merge")
+        body = self.git(wt, "log", "-1", "--format=%B").stdout
+        for field in ("Why:", "Evidence:", "Impact:", "Refs: task.sh close --self"):
+            self.assertIn(field, body)
+        self.assertEqual(self.git(wt, "status", "--porcelain").stdout, "")
+        head = self.git(wt, "rev-parse", "HEAD").stdout.strip()
+        self.assertEqual(self.git(self.remote, "rev-parse", "refs/heads/feature/solo").stdout.strip(), head)
+        self.assertEqual(self.git(self.remote, "show", "feature/solo:.task/archive/feature-solo.md").stdout, text)
+        again = self.task(wt, "close", "--self", check=False, env=self.self_close_env())
+        self.assertNotEqual(again.returncode, 0, again.stdout)
+        self.assertEqual(self.git(wt, "rev-parse", "HEAD").stdout.strip(), head)
+
+    def test_close_self_accepts_explicit_pr_number_without_lookup(self):
+        wt = self.start_standalone()
+        env = self.close_env() | {"TASK_PR": "42", "GITEA_API_URL": "http://127.0.0.1:9/api/v1"}
+        result = self.task(wt, "close", "--self", env=env)
+        self.assertIn("PR #42 合入前闭合", result.stdout)
+        self.assertIn("任务主记录：PR #42 ", (wt / ".task/archive/feature-solo.md").read_text())
+
+    def test_close_self_refuses_main_detached_dirty_and_missing_pr(self):
+        main_head = self.git(self.repo, "rev-parse", "HEAD").stdout.strip()
+        on_main = self.task(self.repo, "close", "--self", check=False, env=self.self_close_env())
+        self.assertNotEqual(on_main.returncode, 0, on_main.stdout)
+        self.assertIn("不能在 main 上运行", on_main.stdout)
+        self.assertEqual(self.git(self.repo, "rev-parse", "HEAD").stdout.strip(), main_head)
+        wt = self.start_standalone()
+        head = self.git(wt, "rev-parse", "HEAD").stdout.strip()
+        card = wt / ".task/feature-solo.md"
+        original = card.read_text()
+
+        def assert_refused(result, reason):
+            self.assertNotEqual(result.returncode, 0, result.stdout)
+            self.assertIn(reason, result.stdout)
+            self.assertNotIn(self.gitea.token, result.stdout)
+            self.assertEqual(self.git(wt, "rev-parse", "HEAD").stdout.strip(), head)
+            self.assertEqual(card.read_text(), original)
+            self.assertFalse((wt / ".task/archive").exists())
+
+        (wt / "stray").write_text("uncommitted\n")
+        assert_refused(self.task(wt, "close", "--self", check=False, env=self.self_close_env()), "不干净")
+        (wt / "stray").unlink()
+        assert_refused(self.task(wt, "close", "--self", check=False, env=self.self_close_env()),
+                       "需要恰好一个 head 为 feature/solo 的开放 PR")
+        assert_refused(self.task(wt, "close", "--self", check=False,
+                                 env=self.self_close_env() | {"TASK_PR": "7; rm"}), "TASK_PR")
+        self.git(wt, "checkout", "-q", "--detach")
+        assert_refused(self.task(wt, "close", "--self", check=False, env=self.self_close_env()), "detached HEAD")
+
+    def test_close_self_child_keeps_initiative_target_from_archive(self):
+        parent = self.start_initiative()
+        wt, _ = self.start_child()
+        number = self.open_pr(wt, "feature/alpha-login", base="feature/alpha")
+        self.task(wt, "close", "--self", env=self.self_close_env())
+        archived = wt / ".task/archive/feature-alpha-login.md"
+        self.assertIn("immediate_target：feature/alpha", archived.read_text())
+        self.assertIn(f"PR #{number}", archived.read_text())
+        (parent / "parent-later").write_text("later initiative work\n")
+        self.git(parent, "add", "parent-later")
+        self.git(parent, "commit", "-m", "Later initiative work")
+        self.publish_initiative("feature/alpha")
+        parent_head = self.git(parent, "rev-parse", "HEAD").stdout.strip()
+        synced = self.task(wt, "sync")
+        self.assertIn("sync_target=feature/alpha", synced.stdout)
+        self.assertIn(f"sync_base={parent_head}", synced.stdout)
+        self.assertIn(f"| 同步（记录前对象） | {parent_head} |", archived.read_text())
+        self.git(parent, "merge", "--no-ff", "feature/alpha-login", "-m", "Merge child into initiative")
+        self.publish_initiative("feature/alpha")
+        finished = self.task(wt, "finish")
+        self.assertIn("[verified] feature/alpha-login is included in parent initiative feature/alpha",
+                      finished.stdout)
+
 
 if __name__ == "__main__":
     unittest.main()
diff --git a/tests/test_task_pr_check.py b/tests/test_task_pr_check.py
index 4454fd26..cb9b7c34 100644
--- a/tests/test_task_pr_check.py
+++ b/tests/test_task_pr_check.py
@@ -396,6 +396,42 @@ class PrCheckTests(unittest.TestCase):
                 self.assertEqual(result.returncode, code, result.out)
                 self.assertIn(text, result.out)
 
+    def archive_child_card(self, status):
+        """把子任务卡移到 .task/archive/ 并改写状态（模拟 close --self 合入前折叠）。"""
+        self.build_child()
+        top = self.repo / ".task" / "feature-init-child.md"
+        text = top.read_text(encoding="utf-8").replace("；状态：进行中；", f"；状态：{status}；")
+        archive = self.repo / ".task" / "archive"
+        archive.mkdir(exist_ok=True)
+        (archive / top.name).write_text(text, encoding="utf-8")
+        top.unlink()
+        self.git(self.repo, "add", "-A", ".task")
+        self.git(self.repo, "commit", "-m", "Archive child card")
+
+    def test_ci_mode_reads_pre_merge_closed_card_from_archive(self):
+        self.archive_child_card("已完成（合入前闭合）")
+        result = self.ci(base="main", head="feature/init-child")
+        self.assertEqual(result.returncode, 1, result.out)
+        self.assertIn("expected 'feature/init' for child branch feature/init-child", result.out)
+        result = self.ci(base="feature/init", head="feature/init-child")
+        self.assertEqual(result.returncode, 0, result.out)
+        self.assertIn("[verdict] PR_CHECK_OK base=feature/init head=feature/init-child kind=child", result.out)
+
+    def test_ci_mode_ignores_archived_card_with_other_status(self):
+        self.archive_child_card("已完成（回填）")
+        result = self.ci(base="feature/init", head="feature/init-child")
+        self.assertEqual(result.returncode, 1, result.out)
+        self.assertIn("expected 'main' for standalone branch feature/init-child", result.out)
+
+    def test_ci_mode_rejects_ambiguous_archived_cards(self):
+        self.archive_child_card("已完成（合入前闭合）")
+        archive = self.repo / ".task" / "archive"
+        (archive / "copy.md").write_text((archive / "feature-init-child.md").read_text(encoding="utf-8"),
+                                         encoding="utf-8")
+        result = self.ci(base="feature/init", head="feature/init-child")
+        self.assertEqual(result.returncode, 1, result.out)
+        self.assertIn("ambiguous task cards for feature/init-child", result.out)
+
 
 if __name__ == "__main__":
     unittest.main()