diff --git a/src/views/flow/TaskHandle.vue b/src/views/flow/TaskHandle.vue
index 260760c..0efb158 100644
--- a/src/views/flow/TaskHandle.vue
+++ b/src/views/flow/TaskHandle.vue
@@ -47,6 +47,18 @@ const showTransfer = ref(false);
 const transferUser = ref("");
 const transferName = ref("");
 
+/**
+ * 业务信息行：唯一内容 = 约定键 bizSnapshot.summaryFields（子应用决定展示哪些字段、用什么中文 label，
+ * 口径同 InstanceBody「业务信息」）。不再逐字平铺 bizSnapshot 原始键——那会把 title/summaryFields 这类
+ * 英文 key 直接摆给办理人看，对象值还会渲染成 [object Object]。
+ * 无 summaryFields（老数据/未接入约定的子应用）只回退已知的人类可读键，未知键一律不外露。
+ */
+const SUMMARY_FALLBACK_LABELS: Array<[string, string]> = [
+    ["title", "标题"],
+    ["summary", "摘要"],
+    ["attachmentNames", "附件"],
+];
+
 const snapshotRows = computed(() => {
     const raw = detail.value?.bizSnapshot;
     if (!raw) return [];
@@ -56,10 +68,22 @@ const snapshotRows = computed(() => {
     } catch {
         return [{ k: "摘要", v: String(raw) }];
     }
-    if (obj && typeof obj === "object") {
-        return Object.entries(obj).map(([k, v]) => ({ k, v: v == null ? "-" : String(v) }));
+    if (!obj || typeof obj !== "object") return [];
+    const sf = obj.summaryFields;
+    if (Array.isArray(sf) && sf.length) {
+        return sf
+            .filter((x: any) => x && x.label !== null && x.label !== undefined)
+            .slice(0, 6)
+            .map((x: any) => ({
+                k: String(x.label),
+                v: Array.isArray(x.value)
+                    ? (x.value.join("、") || "-")
+                    : (x.value === null || x.value === undefined || x.value === "" ? "-" : String(x.value)),
+            }));
     }
-    return [];
+    return SUMMARY_FALLBACK_LABELS
+        .filter(([key]) => obj[key] !== null && obj[key] !== undefined && obj[key] !== "")
+        .map(([key, label]) => ({ k: label, v: formValueText(obj[key]) }));
 });
 
 /** 业务表单数据（§3.4）：formDataJson 逐键值只读渲染；数组值按文件名/项连接；解析失败降级一行原文 */
@@ -100,15 +124,22 @@ async function load() {
     }
 }
 
+/** 业务详情绝对地址（后端按 bizUrl + applyAppCode 查应用注册表 pc_url 拼出）。
+ *  bizUrl 本身是裸相对路径，流内直开时没有宿主页面可借基址，直接 window.open 会落到本应用 origin 上。 */
+const bizUrlAbs = computed(() => detail.value?.bizUrlAbs || "");
+/** 入口可见性：bare 由父页面按自己路由接管（原样传裸路径），独立打开必须拿到绝对地址 */
+const canOpenBiz = computed(() => !!detail.value?.bizUrl && (isBare.value || !!bizUrlAbs.value));
+
 function openBizUrl() {
-    const url = detail.value?.bizUrl;
-    if (!url) return;
-    // bare：由父页面决定怎么开（它才知道自家业务详情的路由），iframe 里 window.open 会白跳一个中心站地址
     if (isBare.value) {
-        postToParent({ type: "open-biz", bizId: detail.value?.bizId ?? null, bizUrl: url });
+        postToParent({ type: "open-biz", bizId: detail.value?.bizId ?? null, bizUrl: detail.value?.bizUrl || "" });
         return;
     }
-    window.open(url, "_blank");
+    if (!bizUrlAbs.value) {
+        Message.warning("业务详情地址暂不可用，请在业务系统内查看");
+        return;
+    }
+    window.open(bizUrlAbs.value, "_blank");
 }
 
 /** 流程图仍要能看，但 bare 下不能用 router.push——/diagram 不是 /task/ 前缀，会在 iframe 里长出菜单壳 */
@@ -162,17 +193,33 @@ async function submit(approved: boolean) {
     }
 }
 
+/**
+ * 二次确认：独立打开用 Modal.confirm（原生体验）；bare 态一律行内确认。
+ * iframe 内弹 Modal 会在父页面弹窗之上再叠一层遮罩——父页遮罩盖不到 iframe，视觉上是"弹窗套弹窗"，
+ * 且弹出位置只在本页顶部（长表单下离按钮很远）。行内确认条没有这个问题。
+ */
+const confirming = ref(false);
+
 function confirmApprove() {
     if (outlets.value.length > 1 && !chosenEdge.value) {
         Message.warning("该节点有多个办理去向，请先选择");
         return;
     }
+    if (isBare.value) {
+        confirming.value = true;
+        return;
+    }
     Modal.confirm({
         title: "同意该任务？",
         onOk: () => submit(true),
     });
 }
 
+function doApprove() {
+    confirming.value = false;
+    submit(true);
+}
+
 // ===== 退回 =====
 function openReturn() {
     const targets = detail.value?.returnTargets || [];
@@ -266,17 +313,18 @@ onBeforeUnmount(() => {
             <Tag v-if="myTask && myTask.status === 0" color="warning">待本人办理</Tag>
         </div>
 
-        <!-- 业务摘要区块（M1 办理页核心；富文本正文留在业务方，经 bizUrl 查看） -->
+        <!-- 业务信息区块（M1 办理页核心）：只渲染子应用给的 summaryFields 中文标签行；
+             富文本正文留在业务方，经 bizUrl 查看 -->
         <Card class="block" :bordered="false" dis-hover>
-            <template #title>业务摘要</template>
-            <div v-if="snapshotRows.length === 0" class="muted">（业务方未提供摘要）</div>
+            <template #title>业务信息</template>
+            <div v-if="snapshotRows.length === 0" class="muted">（业务方未提供业务信息）</div>
             <div v-else class="snapshot">
                 <div v-for="row in snapshotRows" :key="row.k" class="row">
                     <span class="k">{{ row.k }}</span>
                     <span class="v">{{ row.v }}</span>
                 </div>
             </div>
-            <Button v-if="detail.bizUrl" size="small" type="primary" ghost class="biz-link" @click="openBizUrl">
+            <Button v-if="canOpenBiz" size="small" type="primary" ghost class="biz-link" @click="openBizUrl">
                 查看业务详情
             </Button>
         </Card>
@@ -306,16 +354,49 @@ onBeforeUnmount(() => {
             <Input v-model="opinion" type="textarea" :rows="3" maxlength="500" show-word-limit
                    placeholder="同意可选填意见；拒绝必须填写意见" />
             <div class="actions" v-if="myTaskId">
-                <Button type="primary" :loading="submitting" @click="confirmApprove">同意</Button>
-                <Button :loading="submitting" @click="openReturn">退回</Button>
-                <Button :loading="submitting" @click="showTransfer = true">移交</Button>
-                <Button type="error" :loading="submitting" @click="submit(false)">拒绝</Button>
+                <template v-if="confirming">
+                    <span class="confirm-tip">同意该任务？</span>
+                    <Button type="primary" :loading="submitting" @click="doApprove">确定</Button>
+                    <Button @click="confirming = false">取消</Button>
+                </template>
+                <template v-else>
+                    <Button type="primary" :loading="submitting" @click="confirmApprove">同意</Button>
+                    <Button :loading="submitting" @click="openReturn">退回</Button>
+                    <Button :loading="submitting" @click="showTransfer = true">移交</Button>
+                    <Button type="error" :loading="submitting" @click="submit(false)">拒绝</Button>
+                </template>
             </div>
             <div v-else class="muted">当前任务不可办理（不存在/非本人/已办理）</div>
+
+            <!-- bare 态退回/移交：行内面板（iframe 里再弹 Modal 会与父页面弹窗叠成三层） -->
+            <div v-if="isBare && showReturn" class="inline-panel">
+                <div class="modal-row">
+                    <span class="modal-label">退回至：</span>
+                    <Select v-model="returnTarget" size="small" style="width: 240px"
+                            placeholder="缺省=最近一个已办节点">
+                        <Option value="">（最近一个已办节点）</Option>
+                        <Option v-for="t in detail.returnTargets || []" :key="t.nodeId" :value="t.nodeId"
+                                :label="t.nodeName || t.nodeId" />
+                    </Select>
+                    <Button size="small" type="primary" :loading="submitting" @click="doReturn">确认退回</Button>
+                    <Button size="small" @click="showReturn = false">取消</Button>
+                </div>
+                <div class="muted modal-tip">退回后目标节点重新生成待办；并行分支内节点不可作为退回目标。</div>
+            </div>
+
+            <div v-if="isBare && showTransfer" class="inline-panel">
+                <div class="modal-row">
+                    <span class="modal-label">移交对象工号：</span>
+                    <Input v-model="transferUser" size="small" style="width: 200px" placeholder="对方工号（数字）" />
+                    <Button size="small" type="primary" :loading="submitting" @click="doTransfer">确认移交</Button>
+                    <Button size="small" @click="showTransfer = false">取消</Button>
+                </div>
+                <div class="muted modal-tip">移交后由对方接手本任务办理；意见可在下方填写交接说明。</div>
+            </div>
         </Card>
 
-        <!-- 流程轨迹 -->
-        <Card class="block" :bordered="false" dis-hover>
+        <!-- 流程轨迹（独立打开）：中心侧唯一上下文，常显 -->
+        <Card v-if="!isBare" class="block" :bordered="false" dis-hover>
             <template #title>
                 流程轨迹
                 <RadioGroup class="trace-mode" :model-value="mode" size="small" type="button" @on-change="switchMode">
@@ -327,8 +408,27 @@ onBeforeUnmount(() => {
             <Button size="small" ghost type="primary" @click="openDiagram">查看流程图</Button>
         </Card>
 
-        <!-- 退回弹窗 -->
-        <Modal v-model="showReturn" title="退回" :width="480">
+        <!-- 流程轨迹（bare 态）：父页面已有"审批进度"卡片，同一份 trace 不再整块铺开——
+             默认收起，需要核对明细（路由判断/抄送/退回留痕）时再展开 -->
+        <Card v-else class="block" :bordered="false" dis-hover>
+            <details class="trace-fold">
+                <summary>
+                    <span class="trace-fold-title">流程轨迹（{{ (detail.trace || []).length }} 条）</span>
+                    <RadioGroup class="trace-mode" :model-value="mode" size="small" type="button"
+                                @click.stop @on-change="switchMode">
+                        <Radio label="user">按人员</Radio>
+                        <Radio label="dept">按科室</Radio>
+                    </RadioGroup>
+                </summary>
+                <div class="trace-fold-b">
+                    <TraceTimeline :trace="detail.trace || []" :mode="mode" />
+                    <Button size="small" ghost type="primary" @click="openDiagram">查看流程图</Button>
+                </div>
+            </details>
+        </Card>
+
+        <!-- 退回弹窗（独立打开；bare 态走行内面板，见办理区） -->
+        <Modal v-if="!isBare" v-model="showReturn" title="退回" :width="480">
             <div class="modal-row">
                 <span class="modal-label">退回至：</span>
                 <Select v-model="returnTarget" size="small" style="width: 240px"
@@ -345,8 +445,8 @@ onBeforeUnmount(() => {
             </template>
         </Modal>
 
-        <!-- 移交弹窗 -->
-        <Modal v-model="showTransfer" title="移交" :width="480">
+        <!-- 移交弹窗（独立打开；bare 态走行内面板） -->
+        <Modal v-if="!isBare" v-model="showTransfer" title="移交" :width="480">
             <div class="modal-row">
                 <span class="modal-label">移交对象工号：</span>
                 <Input v-model="transferUser" size="small" style="width: 200px" placeholder="对方工号（数字）" />
@@ -373,7 +473,15 @@ onBeforeUnmount(() => {
 .snapshot .k { width: 140px; color: #888; flex-shrink: 0; }
 .snapshot .v { white-space: pre-wrap; word-break: break-all; }
 .biz-link { margin-top: 8px; }
-.actions { margin-top: 10px; display: flex; gap: 8px; }
+.actions { margin-top: 10px; display: flex; gap: 8px; align-items: center; }
+.confirm-tip { color: #515a6e; font-size: 13px; }
+/* bare 态行内动作面板：与按钮行同宽，浅底描边，不遮挡父页面 */
+.inline-panel {
+    margin-top: 10px; padding: 10px 12px;
+    border: 1px solid #e8eaec; border-radius: 6px; background: #fafbfc;
+}
+.inline-panel .modal-row { margin-bottom: 4px; }
+.inline-panel .modal-row .ivu-btn { margin-left: 8px; }
 .muted { color: #999; }
 .outlet { margin-bottom: 8px; display: flex; align-items: center; }
 .outlet-label { color: #515a6e; margin-right: 6px; font-size: 13px; }
@@ -384,4 +492,18 @@ onBeforeUnmount(() => {
 .opinion { color: #666; }
 .time { color: #aaa; font-size: 12px; }
 .trace-mode { float: right; font-weight: normal; margin-right: 16px; }
+/* bare 态轨迹折叠：summary 自绘（去默认三角），展开后内容与独立页一致 */
+.trace-fold > summary {
+    cursor: pointer; list-style: none; display: flex; align-items: center; gap: 10px;
+    font-size: 14px; font-weight: 600; color: #17233d;
+}
+.trace-fold > summary::-webkit-details-marker { display: none; }
+.trace-fold > summary::after { content: "▾"; margin-left: auto; color: #808695; font-size: 12px; transition: .2s; }
+.trace-fold[open] > summary::after { transform: rotate(180deg); }
+.trace-fold-title { position: relative; padding-left: 9px; }
+.trace-fold-title::before {
+    content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
+    width: 3px; height: 13px; border-radius: 2px; background: var(--brand);
+}
+.trace-fold-b { padding-top: 12px; }
 </style>
diff --git a/src/views/flow/components/InstanceBody.vue b/src/views/flow/components/InstanceBody.vue
index 58a712b..cdc5481 100644
--- a/src/views/flow/components/InstanceBody.vue
+++ b/src/views/flow/components/InstanceBody.vue
@@ -108,6 +108,15 @@ const formRows = computed(() => {
     return [{ label: "表单原文", value: String(raw) }];
 });
 
+/** 业务详情链接（仅管理面）：bizUrl 是裸相对路径，必须用后端解析好的绝对地址（bizUrlAbs），
+ *  否则会落到流程中心自己的 origin 上；解析不出就不给入口，不给打不开的链接。 */
+const bizUrlAbs = computed(() => {
+    const abs = props.detail?.bizUrlAbs;
+    if (abs) return abs;
+    const raw = props.detail?.bizUrl;
+    return /^https?:\/\//i.test(raw || "") ? raw : "";
+});
+
 // ===== 事件类型口径（与 TraceTimeline.vue 同源：改一处必须同步另一处） =====
 
 /** 事件类型 → 动作标签主题色（逐字照抄 TraceTimeline.vue 的 KIND_TAG） */
@@ -356,9 +365,9 @@ onMounted(async () => {
                     <div class="embed-meta-k">{{ m.k }}</div>
                     <div class="embed-meta-v" :title="m.v">{{ m.v }}</div>
                 </div>
-                <div v-if="full && detail.bizUrl" class="embed-meta-i">
+                <div v-if="full && bizUrlAbs" class="embed-meta-i">
                     <div class="embed-meta-k">业务详情</div>
-                    <div class="embed-meta-v"><a :href="detail.bizUrl" target="_blank">查看业务详情</a></div>
+                    <div class="embed-meta-v"><a :href="bizUrlAbs" target="_blank">查看业务详情</a></div>
                 </div>
             </div>
         </div>