feat(handoff): 转人工状态、待接管列表与接待时段

同会话内 AI 转人工，待接管列表按分组和在线状态展示，接管后保留上下文。

backend/app/services/agent_rooms.py

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+"""
+Copyright 2024-2026 ReplyPier
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+"""
+
+from datetime import datetime, timezone
+from typing import Optional
+
+from sqlalchemy.orm import Session
+
+from app.core.auth import has_any_permission
+from app.core.socketio import sio
+from app.repositories.user import UserRepository
+from app.services.chat_notifications import UNASSIGNED_CHAT_VIEWERS
+
+# Per-organization room every inbox page joins (see handle_join_room), for
+# updates about any of the org's conversations — including AI-owned ones,
+# which have no handling agent to address.
+ORG_INBOX_ROOM_PREFIX = "org_inbox_"
+
+
+# chat_reply `type`s the inbox appends to a conversation
+USER_MESSAGE = 'user_message'
+BOT_MESSAGE = 'bot'
+
+
+def org_inbox_room(organization_id) -> str:
+    return f"{ORG_INBOX_ROOM_PREFIX}{organization_id}"
+
+
+def is_org_inbox_room(room: str) -> bool:
+    return room.startswith(ORG_INBOX_ROOM_PREFIX)
+
+
+def may_join_org_inbox(db: Session, socket_session: dict, room: str) -> bool:
+    """Whether a dashboard socket may join an org inbox room: its own
+    organization's, and only for people who can see chats nobody owns."""
+    if str(socket_session.get('organization_id')) != room.removeprefix(ORG_INBOX_ROOM_PREFIX):
+        return False
+    user_id = socket_session.get('user_id')
+    user = UserRepository(db).get_user(user_id) if user_id else None
+    return (user is not None and user.is_active
+            and has_any_permission(user, UNASSIGNED_CHAT_VIEWERS))
+
+
+async def emit_to_session_agents(event: str, payload: dict, session_id,
+                                 user_id: Optional[object] = None) -> None:
+    """Push a live update to the dashboard for one conversation.
+
+    The inbox listens on the handling agent's personal room (user_<id>); the
+    session room reaches anyone who joined that conversation explicitly.
+    """
+    if user_id is not None:
+        await sio.emit(event, payload, room=f"user_{user_id}", namespace='/agent')
+    await sio.emit(event, payload, room=str(session_id), namespace='/agent')
+
+
+async def emit_to_org_inbox(event: str, payload: dict, organization_id,
+                            user_id: Optional[object] = None) -> None:
+    """Push a live update to every inbox open on the organization, and to the
+    handling agent's personal room (where a chat they own is listening)."""
+    await sio.emit(event, payload, room=org_inbox_room(organization_id), namespace='/agent')
+    if user_id is not None:
+        await sio.emit(event, payload, room=f"user_{user_id}", namespace='/agent')
+
+
+async def relay_stored_message(session_record, stored, message_type: str) -> None:
+    """Push a stored message into the dashboard conversation live, the way
+    the widget's chat_reply events do — a customer message, or one sent from
+    outside the inbox (e.g. by an external app) into a chat a human holds."""
+    session_id = str(session_record.session_id)
+    payload = {
+        'message': stored.message,
+        'message_id': stored.id,
+        'type': message_type,
+        'transfer_to_human': False,
+        'session_id': session_id,
+        # The inbox appends the message live off this field; without it the
+        # handler builds an invalid Date and the message only shows on refetch.
+        'created_at': (stored.created_at or datetime.now(timezone.utc)).isoformat(),
+        # Carries e.g. the button-reply marker, so tags show live too
+        'attributes': stored.attributes or {},
+    }
+    await emit_to_session_agents('chat_reply', payload, session_id, session_record.user_id)

backend/app/services/human_routing.py

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+"""
+Copyright 2024-2026 ReplyPier
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+"""
+
+from typing import Optional
+from uuid import UUID
+
+from sqlalchemy.orm import Session
+
+from app.channels.constants import MessageSource
+from app.core.logger import get_logger
+from app.models.session_to_agent import SessionStatus
+from app.repositories.chat import ChatRepository
+from app.repositories.group import GroupRepository
+from app.repositories.session_to_agent import SessionToAgentRepository
+from app.repositories.user import UserRepository
+from app.services.chat_notifications import UNASSIGNED_CHAT_VIEWERS
+from app.services.message_delivery import deliver_to_customer
+from app.services.notifications import ChatNotificationEvent, notify_chat_event
+
+logger = get_logger(__name__)
+
+# The widget shows handover state in its own UI, so only external channels need
+# a message spelling out what just happened.
+WEB_CHANNEL = 'web'
+
+# Sent when a chat is queued for the team but nobody has picked it up yet. The
+# widget composes an availability-aware line of its own; channels get this.
+QUEUED_FOR_HUMAN_NOTICE = (
+    "I'm passing this to a member of our team. Someone will reply here shortly."
+)
+
+# First reply on an agent whose AI is switched off. Deliberately says nothing
+# about transferring or passing anything on — there was no AI in the
+# conversation to hand it over. It exists so the visitor is not left staring at
+# an empty thread wondering whether the message arrived.
+HUMAN_ONLY_ACK = (
+    "Thanks for your message. Someone from our team will reply here shortly."
+)
+
+
+async def notify_customer(
+    db: Session,
+    session,
+    message: str,
+    user_id: Optional[str] = None,
+    channels_only: bool = True,
+) -> None:
+    """Record a message in the thread and push it to the customer.
+
+    Best-effort: a failed notice must never fail the action that triggered it.
+    Skips the widget by default, which renders handover state in its own UI —
+    pass channels_only=False for a message the visitor should actually read.
+    """
+    if channels_only and getattr(session, 'channel', None) in (None, WEB_CHANNEL):
+        return
+    try:
+        stored = ChatRepository(db).create_message({
+            'message': message,
+            'message_type': 'agent' if user_id else 'bot',
+            'session_id': str(session.session_id),
+            'organization_id': str(session.organization_id),
+            'agent_id': str(session.agent_id) if session.agent_id else None,
+            'customer_id': str(session.customer_id) if session.customer_id else None,
+            'user_id': user_id,
+            'attributes': {'channel': session.channel, 'handover_notice': True},
+        })
+        result = await deliver_to_customer(db, session, {
+            'message': message,
+            'type': 'chat_response',
+        }, message_id=stored.id, source=MessageSource.SYSTEM)
+        if not result.ok:
+            logger.warning(
+                f"Handover notice not delivered on {session.channel}: {result.reason}")
+    except Exception as e:
+        logger.error(f"Failed sending handover notice: {str(e)}")
+
+
+def _transfer_recipients(db: Session, session, group_id) -> list:
+    """Who to tell that a chat is waiting.
+
+    A group queue notifies that group; without one the chat belongs to nobody,
+    so it goes to whoever could actually open it from the inbox.
+    """
+    if group_id:
+        group = GroupRepository(db).get_group_with_users(str(group_id))
+        users = group.users if group else []
+    else:
+        users = UserRepository(db).get_users_with_any_permission(
+            session.organization_id, UNASSIGNED_CHAT_VIEWERS
+        )
+    return [user.id for user in users]
+
+
+async def route_session_to_human(
+    db: Session,
+    session,
+    *,
+    reason: Optional[str] = None,
+    description: Optional[str] = None,
+    group_id: Optional[str | UUID] = None,
+    notify: bool = True,
+) -> bool:
+    """Take the AI out of a conversation and queue it for the team.
+
+    `TRANSFERRED` with no assignee is the state every AI path already checks:
+    the widget stops calling the model and answers with an availability line,
+    and channels relay straight to the dashboard. So this needs no new status —
+    it puts the session into the one the guards already understand.
+
+    Returns False without touching anything when there is nothing to route: a
+    human already holds it, it is closed, or it is queued already. That makes
+    the call idempotent, so a double click cannot double-notify the team or
+    send the customer the holding message twice.
+    """
+    if session is None:
+        return False
+    if session.user_id is not None:
+        return False
+    if session.status in (SessionStatus.CLOSED, SessionStatus.TRANSFERRED):
+        return False
+
+    updates = {
+        'status': SessionStatus.TRANSFERRED,
+        'transfer_reason': reason,
+        'transfer_description': description,
+    }
+    # Only when a queue was named: passing None would clear a group the AI's
+    # own transfer had already set.
+    if group_id:
+        updates['group_id'] = group_id
+
+    if not SessionToAgentRepository(db).update_session(session.session_id, updates):
+        return False
+
+    if notify:
+        recipients = _transfer_recipients(db, session, group_id or session.group_id)
+        if recipients:
+            await notify_chat_event(
+                db=db,
+                user_ids=recipients,
+                event=ChatNotificationEvent.CHAT_TRANSFER,
+                title="Chat waiting for a human",
+                message=description or "A chat is waiting for someone to take it over.",
+                metadata={
+                    "session_id": str(session.session_id),
+                    "transfer_reason": reason,
+                    "transfer_description": description,
+                },
+            )
+
+    await notify_customer(db, session, QUEUED_FOR_HUMAN_NOTICE)
+    return True

backend/tests/services/test_agent_rooms.py

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+"""
+Copyright 2024-2026 ReplyPier
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+"""
+
+from types import SimpleNamespace
+from uuid import uuid4
+
+import pytest
+
+from app.models.permission import Permission
+from app.services.agent_rooms import may_join_org_inbox
+
+
+@pytest.fixture
+def viewer(db, test_user, test_role):
+    permission = Permission(name="view_unassigned_chats")
+    db.add(permission)
+    test_role.permissions = [*test_role.permissions, permission]
+    db.commit()
+    return test_user
+
+
+def _socket(user, org=None):
+    return {"user_id": str(user.id), "organization_id": str(org or user.organization_id)}
+
+
+def test_a_viewer_of_unowned_chats_may_join_their_orgs_room(db, viewer):
+    assert may_join_org_inbox(db, _socket(viewer), f"org_inbox_{viewer.organization_id}")
+
+
+def test_not_another_orgs_room(db, viewer):
+    assert not may_join_org_inbox(db, _socket(viewer), f"org_inbox_{uuid4()}")
+
+
+def test_not_without_the_permission(db, test_user):
+    assert not may_join_org_inbox(db, _socket(test_user), f"org_inbox_{test_user.organization_id}")
+
+
+def test_not_once_deactivated_or_deleted(db, viewer):
+    viewer.is_active = False
+    db.commit()
+    assert not may_join_org_inbox(db, _socket(viewer), f"org_inbox_{viewer.organization_id}")
+    ghost = SimpleNamespace(id=uuid4(), organization_id=viewer.organization_id)
+    assert not may_join_org_inbox(db, _socket(ghost), f"org_inbox_{viewer.organization_id}")

backend/tests/services/test_human_routing.py

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+"""
+Copyright 2024-2026 ReplyPier
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+
+Taking the AI out of a conversation: the state transition behind the per-chat
+"hand to my team" action.
+"""
+from datetime import datetime, timezone
+from unittest.mock import AsyncMock, patch
+from uuid import uuid4
+
+import pytest
+
+from app.models.session_to_agent import SessionToAgent, SessionStatus
+from app.models.chat_history import ChatHistory
+from app.services.human_routing import notify_customer, route_session_to_human
+from app.services.message_delivery import DeliveryResult
+
+
+@pytest.fixture
+def open_session(db, test_agent, test_customer, test_organization) -> SessionToAgent:
+    session = SessionToAgent(
+        session_id=uuid4(),
+        agent_id=test_agent.id,
+        customer_id=test_customer.id,
+        organization_id=test_organization.id,
+        status=SessionStatus.OPEN,
+        assigned_at=datetime.now(timezone.utc),
+    )
+    db.add(session)
+    db.commit()
+    db.refresh(session)
+    return session
+
+
+def _silenced():
+    """Notifications and channel delivery are covered by their own tests."""
+    return (
+        patch("app.services.human_routing.notify_chat_event", new=AsyncMock()),
+        patch("app.services.human_routing.notify_customer", new=AsyncMock()),
+    )
+
+
+@pytest.mark.asyncio
+async def test_routing_queues_the_chat_without_an_assignee(db, open_session):
+    """TRANSFERRED with user_id null is the state every AI guard checks."""
+    notify, customer = _silenced()
+    with notify, customer:
+        assert await route_session_to_human(
+            db, open_session, reason="DIRECT_REQUEST", description="test") is True
+
+    db.refresh(open_session)
+    assert open_session.status == SessionStatus.TRANSFERRED
+    assert open_session.user_id is None
+
+
+@pytest.mark.asyncio
+async def test_routing_refuses_a_claimed_or_closed_chat(db, open_session, test_user):
+    """Nothing to take away from the AI — it is not answering either one."""
+    notify, customer = _silenced()
+
+    open_session.user_id = test_user.id
+    db.commit()
+    with notify, customer:
+        assert await route_session_to_human(db, open_session, reason="x") is False
+
+    open_session.user_id = None
+    open_session.status = SessionStatus.CLOSED
+    db.commit()
+    notify, customer = _silenced()
+    with notify, customer:
+        assert await route_session_to_human(db, open_session, reason="x") is False
+
+    db.refresh(open_session)
+    assert open_session.status == SessionStatus.CLOSED
+
+
+@pytest.mark.asyncio
+async def test_routing_is_idempotent(db, open_session):
+    """A second call must not re-notify or re-message the customer."""
+    notify, customer = _silenced()
+    with notify, customer:
+        assert await route_session_to_human(db, open_session, reason="x") is True
+
+    with patch("app.services.human_routing.notify_chat_event", new=AsyncMock()) as n, \
+         patch("app.services.human_routing.notify_customer", new=AsyncMock()) as c:
+        assert await route_session_to_human(db, open_session, reason="x") is False
+        assert not n.called
+        assert not c.called
+
+
+@pytest.mark.asyncio
+async def test_handover_notice_is_delivered_against_its_stored_row(db, open_session):
+    """The notice's channel message id must land on the notice's own row."""
+    open_session.channel = "whatsapp"
+    db.commit()
+    with patch("app.services.human_routing.deliver_to_customer",
+               new=AsyncMock(return_value=DeliveryResult(ok=True))) as deliver:
+        await notify_customer(db, open_session, "You're now connected with our team.")
+
+    notice = db.query(ChatHistory).filter_by(session_id=open_session.session_id).one()
+    assert deliver.await_args.kwargs["message_id"] == notice.id

frontend/src/__tests__/views/HumanAgentView.spec.ts

@@ -0,0 +1,124 @@
+/*
+Copyright 2024-2026 ReplyPier
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+import { describe, it, expect, beforeEach, vi } from 'vitest'
+import { mount, VueWrapper } from '@vue/test-utils'
+import HumanAgentView from '../../views/HumanAgentView.vue'
+import { createPinia, setActivePinia } from 'pinia'
+
+// Mock the components
+vi.mock('@/layouts/DashboardLayout.vue', () => ({
+  default: {
+    name: 'DashboardLayout',
+    template: '<div class="dashboard-layout"><slot /></div>'
+  }
+}))
+
+vi.mock('@/components/human-agent/UserList.vue', () => ({
+  default: {
+    name: 'UserList',
+    template: '<div class="user-list"></div>'
+  }
+}))
+
+vi.mock('@/components/human-agent/GroupList.vue', () => ({
+  default: {
+    name: 'GroupList',
+    template: '<div class="group-list"></div>'
+  }
+}))
+
+vi.mock('@/components/human-agent/RoleList.vue', () => ({
+  default: {
+    name: 'RoleList',
+    template: '<div class="role-list"></div>'
+  }
+}))
+
+describe('HumanAgentView', () => {
+  let wrapper: VueWrapper
+
+  beforeEach(() => {
+    setActivePinia(createPinia())
+    wrapper = mount(HumanAgentView)
+  })
+
+  it('renders properly', () => {
+    expect(wrapper.find('.human-agent-container').exists()).toBe(true)
+    expect(wrapper.find('.tab-pills').exists()).toBe(true)
+    expect(wrapper.find('.content-area').exists()).toBe(true)
+  })
+
+  it('displays all tab buttons', () => {
+    const tabButtons = wrapper.findAll('.tab-pill')
+    expect(tabButtons).toHaveLength(3)
+    // Labels may include an optional count badge, so match on the label text.
+    expect(tabButtons[0].text()).toContain('人员')
+    expect(tabButtons[1].text()).toContain('团队')
+    expect(tabButtons[2].text()).toContain('角色')
+  })
+
+  it('shows UserList component by default', () => {
+    expect(wrapper.findComponent({ name: 'UserList' }).exists()).toBe(true)
+    expect(wrapper.findComponent({ name: 'GroupList' }).exists()).toBe(false)
+    expect(wrapper.findComponent({ name: 'RoleList' }).exists()).toBe(false)
+  })
+
+  it('switches to GroupList when Groups tab is clicked', async () => {
+    const groupsTab = wrapper.findAll('.tab-pill')[1]
+    await groupsTab.trigger('click')
+
+    expect(wrapper.findComponent({ name: 'UserList' }).exists()).toBe(false)
+    expect(wrapper.findComponent({ name: 'GroupList' }).exists()).toBe(true)
+    expect(wrapper.findComponent({ name: 'RoleList' }).exists()).toBe(false)
+  })
+
+  it('switches to RoleList when Roles tab is clicked', async () => {
+    const rolesTab = wrapper.findAll('.tab-pill')[2]
+    await rolesTab.trigger('click')
+
+    expect(wrapper.findComponent({ name: 'UserList' }).exists()).toBe(false)
+    expect(wrapper.findComponent({ name: 'GroupList' }).exists()).toBe(false)
+    expect(wrapper.findComponent({ name: 'RoleList' }).exists()).toBe(true)
+  })
+
+  it('applies active class to selected tab button', async () => {
+    // Initially Users tab should be active
+    let tabButtons = wrapper.findAll('.tab-pill')
+    expect(tabButtons[0].classes()).toContain('active')
+    expect(tabButtons[1].classes()).not.toContain('active')
+    expect(tabButtons[2].classes()).not.toContain('active')
+
+    // Click Groups tab
+    await tabButtons[1].trigger('click')
+    tabButtons = wrapper.findAll('.tab-pill')
+    expect(tabButtons[0].classes()).not.toContain('active')
+    expect(tabButtons[1].classes()).toContain('active')
+    expect(tabButtons[2].classes()).not.toContain('active')
+
+    // Click Roles tab
+    await tabButtons[2].trigger('click')
+    tabButtons = wrapper.findAll('.tab-pill')
+    expect(tabButtons[0].classes()).not.toContain('active')
+    expect(tabButtons[1].classes()).not.toContain('active')
+    expect(tabButtons[2].classes()).toContain('active')
+  })
+
+  it('is wrapped in DashboardLayout', () => {
+    const dashboardLayout = wrapper.findComponent({ name: 'DashboardLayout' })
+    expect(dashboardLayout.exists()).toBe(true)
+  })
+}) 

frontend/src/views/HumanAgentView.vue

@@ -0,0 +1,250 @@
+<!--
+Copyright 2024-2026 ReplyPier
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+-->
+
+<script setup lang="ts">
+import { ref, onMounted, nextTick } from 'vue'
+import DashboardLayout from '@/layouts/DashboardLayout.vue'
+import UserList from '@/components/human-agent/UserList.vue'
+import GroupList from '@/components/human-agent/GroupList.vue'
+import RoleList from '@/components/human-agent/RoleList.vue'
+import { listUsers } from '@/services/users'
+import { listGroups } from '@/services/groups'
+import { listRoles } from '@/services/roles'
+
+type Tab = 'users' | 'groups' | 'roles'
+const activeTab = ref<Tab>('users')
+const searchQuery = ref('')
+
+const peopleCount = ref<number | null>(null)
+const teamsCount = ref<number | null>(null)
+const rolesCount = ref<number | null>(null)
+
+const userListRef = ref<InstanceType<typeof UserList> | null>(null)
+
+const loadCounts = async () => {
+  try { peopleCount.value = (await listUsers()).length } catch { /* noop */ }
+  try { teamsCount.value = (await listGroups()).length } catch { /* noop */ }
+  try { rolesCount.value = (await listRoles()).length } catch { /* noop */ }
+}
+onMounted(loadCounts)
+
+const onInvite = async () => {
+  activeTab.value = 'users'
+  await nextTick()
+  userListRef.value?.openCreate?.()
+}
+</script>
+
+<template>
+  <DashboardLayout>
+    <div class="human-agent-container">
+      <!-- Page header -->
+      <header class="page-header">
+        <div class="title-block">
+          <h1 class="page-title">人工客服</h1>
+          <p class="page-subtitle">AI 背后的真人团队——对话需要人工接手时，由他们来处理。</p>
+        </div>
+        <div class="header-actions">
+          <div class="search-box">
+            <svg viewBox="0 0 24 24" width="16" height="16" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round"><circle cx="11" cy="11" r="7"></circle><path d="M21 21l-4-4"></path></svg>
+            <input v-model="searchQuery" placeholder="搜索人员…" />
+          </div>
+          <button class="invite-btn" @click="onInvite">
+            <svg viewBox="0 0 24 24" width="17" height="17" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M16 21v-2a4 4 0 0 0-4-4H6a4 4 0 0 0-4 4v2"></path><circle cx="9" cy="7" r="4"></circle><path d="M19 8v6M22 11h-6"></path></svg>
+            邀请客服
+          </button>
+        </div>
+      </header>
+
+      <!-- Pill tabs -->
+      <nav class="tab-pills">
+        <button :class="['tab-pill', { active: activeTab === 'users' }]" @click="activeTab = 'users'">
+          人员 <span class="tab-badge" v-if="peopleCount !== null">{{ peopleCount }}</span>
+        </button>
+        <button :class="['tab-pill', { active: activeTab === 'groups' }]" @click="activeTab = 'groups'">
+          团队 <span class="tab-badge" v-if="teamsCount !== null">{{ teamsCount }}</span>
+        </button>
+        <button :class="['tab-pill', { active: activeTab === 'roles' }]" @click="activeTab = 'roles'">
+          角色 <span class="tab-badge" v-if="rolesCount !== null">{{ rolesCount }}</span>
+        </button>
+      </nav>
+
+      <!-- Content -->
+      <div class="content-area">
+        <UserList v-if="activeTab === 'users'" ref="userListRef" :search-query="searchQuery" @changed="loadCounts" />
+        <GroupList v-else-if="activeTab === 'groups'" :search-query="searchQuery" @changed="loadCounts" />
+        <RoleList v-else-if="activeTab === 'roles'" :search-query="searchQuery" @changed="loadCounts" />
+      </div>
+    </div>
+  </DashboardLayout>
+</template>
+
+<style scoped>
+.human-agent-container {
+  flex: 1;
+  display: flex;
+  flex-direction: column;
+  max-width: 1180px;
+  margin: 0 auto;
+  width: 100%;
+  padding: var(--space-lg) var(--space-md);
+}
+
+/* Header */
+.page-header {
+  display: flex;
+  align-items: flex-end;
+  justify-content: space-between;
+  gap: 24px;
+  flex-wrap: wrap;
+  margin-bottom: 22px;
+}
+
+.page-title {
+  font-family: var(--font-display);
+  font-weight: 700;
+  font-size: 30px;
+  letter-spacing: -0.02em;
+  margin: 0 0 6px;
+  color: var(--text);
+}
+
+.page-subtitle {
+  font-size: 15px;
+  color: var(--muted);
+  margin: 0;
+}
+
+.header-actions {
+  display: flex;
+  align-items: center;
+  gap: 12px;
+  flex-wrap: wrap;
+}
+
+.search-box {
+  display: flex;
+  align-items: center;
+  gap: 9px;
+  padding: 11px 14px;
+  background: var(--surface);
+  border: 1px solid var(--o10);
+  border-radius: var(--radius-btn);
+  min-width: 220px;
+  color: var(--muted2);
+}
+
+.search-box input {
+  flex: 1;
+  min-width: 0;
+  background: none;
+  border: none;
+  outline: none;
+  color: var(--text);
+  font-size: 14px;
+  font-family: var(--font-sans);
+}
+
+.search-box input::placeholder {
+  color: var(--muted2);
+}
+
+.invite-btn {
+  display: inline-flex;
+  align-items: center;
+  gap: 8px;
+  padding: 12px 20px;
+  background: var(--accent-solid);
+  color: var(--on-accent-solid);
+  border: none;
+  border-radius: var(--radius-btn);
+  font-size: 14.5px;
+  font-weight: 600;
+  cursor: pointer;
+  font-family: var(--font-sans);
+  white-space: nowrap;
+  transition: filter var(--transition-fast);
+}
+
+.invite-btn:hover {
+  filter: brightness(1.05);
+}
+
+/* Pill tabs */
+.tab-pills {
+  display: inline-flex;
+  gap: 4px;
+  padding: 4px;
+  background: var(--surface);
+  border: 1px solid var(--o08);
+  border-radius: 12px;
+  margin-bottom: 24px;
+  align-self: flex-start;
+}
+
+.tab-pill {
+  display: inline-flex;
+  align-items: center;
+  gap: 8px;
+  padding: 9px 16px;
+  border-radius: 9px;
+  border: none;
+  cursor: pointer;
+  font-family: var(--font-sans);
+  font-size: 14px;
+  font-weight: 500;
+  background: transparent;
+  color: var(--muted);
+  transition: background-color var(--transition-fast), color var(--transition-fast);
+}
+
+.tab-pill:hover:not(.active) {
+  color: var(--text2);
+}
+
+.tab-pill.active {
+  background: var(--accent-bg-12);
+  color: var(--accent-ink);
+  font-weight: 600;
+}
+
+.tab-badge {
+  font-family: var(--font-mono);
+  font-size: 11px;
+  padding: 1px 7px;
+  border-radius: var(--radius-pill);
+  background: var(--o06);
+  color: var(--muted2);
+}
+
+.tab-pill.active .tab-badge {
+  background: var(--accent-bg-12);
+  color: var(--accent-ink);
+}
+
+.content-area {
+  flex: 1;
+}
+
+@media (max-width: 768px) {
+  .header-actions {
+    width: 100%;
+  }
+  .search-box {
+    flex: 1;
+  }
+}
+</style>