diff --git a/backend/main.py b/backend/main.py
index 2d1187c..2958c5c 100644
--- a/backend/main.py
+++ b/backend/main.py
@@ -20,7 +20,7 @@ from settings import CORS_ORIGINS, SERVE_WEB, STATIC_DIR
 from help_pages import serve_credential_tool
 from web_static import mount_frontend
 from pydantic import BaseModel, Field
-from sqlalchemy import select, update, delete, text, func
+from sqlalchemy import select, update, delete, text, func, case
 from sqlalchemy.ext.asyncio import AsyncSession
 
 from models.database import engine, Base, get_db, AsyncSessionLocal
@@ -625,6 +625,15 @@ class AccountResponse(BaseModel):
         from_attributes = True
 
 
+class DashboardAccountStatsResponse(BaseModel):
+    """Safe account totals shown to every authenticated dashboard user."""
+
+    total_accounts: int = 0
+    online_accounts: int = 0
+    my_accounts: int = 0
+    my_online_accounts: int = 0
+
+
 class AccountUpdate(BaseModel):
     phone: Optional[str] = None
     username: Optional[str] = None
@@ -1010,6 +1019,51 @@ def _account_matches_keyword(account: Account, keyword: str) -> bool:
     )
 
 
+@app.get(
+    "/api/dashboard/account-stats",
+    response_model=DashboardAccountStatsResponse,
+)
+async def get_dashboard_account_stats(
+    db: AsyncSession = Depends(get_db),
+    user: User = Depends(get_current_user),
+):
+    """Return public platform totals without exposing other users' accounts."""
+
+    result = await db.execute(
+        select(
+            func.count(Account.id).label("total_accounts"),
+            func.coalesce(
+                func.sum(case((Account.status == "online", 1), else_=0)),
+                0,
+            ).label("online_accounts"),
+            func.coalesce(
+                func.sum(case((Account.owner_id == user.id, 1), else_=0)),
+                0,
+            ).label("my_accounts"),
+            func.coalesce(
+                func.sum(
+                    case(
+                        (
+                            (Account.owner_id == user.id)
+                            & (Account.status == "online"),
+                            1,
+                        ),
+                        else_=0,
+                    )
+                ),
+                0,
+            ).label("my_online_accounts"),
+        )
+    )
+    row = result.one()
+    return DashboardAccountStatsResponse(
+        total_accounts=int(row.total_accounts or 0),
+        online_accounts=int(row.online_accounts or 0),
+        my_accounts=int(row.my_accounts or 0),
+        my_online_accounts=int(row.my_online_accounts or 0),
+    )
+
+
 @app.get("/api/accounts")
 async def get_accounts(
     page: Optional[int] = Query(None, ge=1),
diff --git a/backend/rpa_engine/douyin_im/reply_queue.py b/backend/rpa_engine/douyin_im/reply_queue.py
index 60fd86b..c2b4426 100644
--- a/backend/rpa_engine/douyin_im/reply_queue.py
+++ b/backend/rpa_engine/douyin_im/reply_queue.py
@@ -87,20 +87,29 @@ class AccountReplyQueue:
         details: Optional[dict[str, Any]] = None,
         merge_key: str = "",
         merge_keys: Optional[Iterable[str]] = None,
+        immediate_if_idle: bool = False,
     ) -> int:
-        """Append one reply job and return its current 1-based queue position."""
+        """Append one reply job and return its current 1-based queue position.
+
+        When ``immediate_if_idle`` is enabled, the first job in a completely
+        idle account queue reserves a zero-second slot. Jobs arriving behind
+        it still reserve the configured interval, so the normal per-account
+        pacing resumes from the second job onward.
+        """
         interval = max(0.0, float(delay_seconds or 0))
         loop = asyncio.get_running_loop()
         async with self._state_lock:
             if not self._running or not self._task or self._task.done():
                 raise RuntimeError("reply queue is not running")
-            due_at = max(loop.time(), self._tail_due_at) + interval
+            queue_is_idle = self.pending_count == 0
+            slot_seconds = 0.0 if immediate_if_idle and queue_is_idle else interval
+            due_at = max(loop.time(), self._tail_due_at) + slot_seconds
             self._tail_due_at = due_at
             self._waiting.append(
                 _QueueItem(
                     job_id=uuid.uuid4().hex,
                     due_at=due_at,
-                    slot_seconds=interval,
+                    slot_seconds=slot_seconds,
                     callback=callback,
                     description=description,
                     queued_at=time.time(),
@@ -256,9 +265,10 @@ class AccountReplyQueue:
             item = self._waiting.pop(selected_index)
             shift_seconds = max(0.0, item.slot_seconds)
             shifted_count = 0
-            for later in self._waiting[selected_index:]:
-                later.due_at -= shift_seconds
-                shifted_count += 1
+            if shift_seconds > 0:
+                for later in self._waiting[selected_index:]:
+                    later.due_at -= shift_seconds
+                    shifted_count += 1
 
             item.due_at = asyncio.get_running_loop().time()
             item.expedited = True
diff --git a/backend/rpa_engine/douyin_im/service.py b/backend/rpa_engine/douyin_im/service.py
index c2bb54d..9e06e44 100644
--- a/backend/rpa_engine/douyin_im/service.py
+++ b/backend/rpa_engine/douyin_im/service.py
@@ -578,19 +578,32 @@ class DouyinImService:
                     "replies": list(replies),
                 },
                 merge_keys=queue_merge_keys,
+                immediate_if_idle=True,
             )
+            scheduled_wait = 0 if position == 1 else delay_seconds
             logger.info(
-                "Queued reply to %s for account %s: position=%s interval=%ss",
+                "Queued reply to %s for account %s: position=%s wait=%ss interval=%ss",
                 sender,
                 self.account_id,
                 position,
+                scheduled_wait,
                 delay_seconds,
             )
+            if position == 1:
+                queue_detail = (
+                    f"{sender} 是当前账号队列的首条任务，等待时间为 0 秒；"
+                    f"后续任务仍按 {delay_seconds} 秒间隔排队。"
+                )
+            else:
+                queue_detail = (
+                    f"{sender} 当前排在第 {position} 位；账号生效间隔为 {delay_seconds} 秒，"
+                    "后续任务继续依次排队。"
+                )
             system_logger.record(
                 "自动回复已进入账号队列",
                 detail=(
-                    f"{sender} 当前排在第 {position} 位；账号生效间隔为 {delay_seconds} 秒，"
-                    "账号内计时与排位独立；到点后再进入全局带宽队列逐条投递。"
+                    f"{queue_detail} 账号内计时与排位独立；"
+                    "发送时仍进入全局带宽队列逐条投递。"
                 ),
                 level="info",
                 category="send",
diff --git a/backend/tests/test_dashboard_account_stats.py b/backend/tests/test_dashboard_account_stats.py
new file mode 100644
index 0000000..50a1cff
--- /dev/null
+++ b/backend/tests/test_dashboard_account_stats.py
@@ -0,0 +1,93 @@
+from __future__ import annotations
+
+import os
+import sys
+import unittest
+from collections import namedtuple
+from pathlib import Path
+from types import SimpleNamespace
+from unittest.mock import AsyncMock
+
+
+BACKEND_DIR = Path(__file__).resolve().parents[1]
+os.environ["KEFU_DB_TYPE"] = "sqlite"
+os.environ["KEFU_DATABASE_URL"] = ""
+os.environ["KEFU_DB_PATH"] = str(BACKEND_DIR / "kefu.db")
+if str(BACKEND_DIR) not in sys.path:
+    sys.path.insert(0, str(BACKEND_DIR))
+
+import main
+
+
+_AggregateRow = namedtuple(
+    "_AggregateRow",
+    (
+        "total_accounts",
+        "online_accounts",
+        "my_accounts",
+        "my_online_accounts",
+    ),
+)
+
+
+class _AggregateResult:
+    def __init__(self, row):
+        self._row = row
+
+    def one(self):
+        return self._row
+
+
+class DashboardAccountStatsTests(unittest.IsolatedAsyncioTestCase):
+    async def test_conditional_aggregate_maps_global_and_personal_counts(self):
+        row = _AggregateRow(
+            total_accounts=12,
+            online_accounts=5,
+            my_accounts=3,
+            my_online_accounts=2,
+        )
+        db = SimpleNamespace(
+            execute=AsyncMock(return_value=_AggregateResult(row))
+        )
+        user = SimpleNamespace(id=42, role="operator")
+
+        response = await main.get_dashboard_account_stats(db=db, user=user)
+
+        self.assertIsInstance(response, main.DashboardAccountStatsResponse)
+        self.assertEqual(response.total_accounts, 12)
+        self.assertEqual(response.online_accounts, 5)
+        self.assertEqual(response.my_accounts, 3)
+        self.assertEqual(response.my_online_accounts, 2)
+        db.execute.assert_awaited_once()
+
+    async def test_owner_scope_is_only_inside_personal_aggregates(self):
+        row = _AggregateRow(
+            total_accounts=8,
+            online_accounts=4,
+            my_accounts=2,
+            my_online_accounts=1,
+        )
+        db = SimpleNamespace(
+            execute=AsyncMock(return_value=_AggregateResult(row))
+        )
+        user = SimpleNamespace(id=73, role="viewer")
+
+        await main.get_dashboard_account_stats(db=db, user=user)
+
+        statement = db.execute.await_args.args[0]
+        sql = " ".join(str(statement).lower().split())
+        compiled_params = list(statement.compile().params.values())
+
+        # All roles receive the same global totals.  The current user id may
+        # appear in CASE expressions for the two personal counters, but must
+        # never filter the entire aggregate query through a global WHERE.
+        self.assertIn("owner_id", sql)
+        self.assertGreaterEqual(sql.count("case when"), 3)
+        self.assertEqual(sql.count("accounts.owner_id"), 2)
+        self.assertIn(73, compiled_params)
+        self.assertNotIn(" where ", f" {sql} ")
+        self.assertEqual(db.execute.await_count, 1)
+
+
+if __name__ == "__main__":
+    unittest.main()
diff --git a/backend/tests/test_reply_queue.py b/backend/tests/test_reply_queue.py
index fd5f1d4..0d6b590 100644
--- a/backend/tests/test_reply_queue.py
+++ b/backend/tests/test_reply_queue.py
@@ -30,36 +30,127 @@ class AccountReplyQueueTests(unittest.IsolatedAsyncioTestCase):
             await asyncio.sleep(0.002)
         self.assertEqual(queue.pending_count, 0)
 
-    async def test_one_account_runs_three_jobs_at_successive_fifo_slots(self):
+    async def test_immediate_if_idle_runs_first_now_then_successive_fifo_slots(self):
         queue = await self._start_queue(account_id=101)
         interval = 0.05
         loop = asyncio.get_running_loop()
         started_at = loop.time()
         calls: list[tuple[int, float]] = []
         finished = asyncio.Event()
+        first_started = asyncio.Event()
+        release_first = asyncio.Event()
 
         def callback_for(index: int):
             async def callback() -> None:
                 calls.append((index, loop.time() - started_at))
+                if index == 0:
+                    first_started.set()
+                    await release_first.wait()
                 if len(calls) == 3:
                     finished.set()
 
             return callback
 
-        for index in range(3):
-            await queue.enqueue(interval, callback_for(index), description=str(index))
+        await queue.enqueue(
+            interval,
+            callback_for(0),
+            description="0",
+            immediate_if_idle=True,
+        )
+        await asyncio.wait_for(first_started.wait(), timeout=0.1)
+        for index in (1, 2):
+            await queue.enqueue(
+                interval,
+                callback_for(index),
+                description=str(index),
+                immediate_if_idle=True,
+            )
+        release_first.set()
 
         await asyncio.wait_for(finished.wait(), timeout=0.75)
         await self._wait_until_idle(queue)
 
         self.assertEqual([index for index, _ in calls], [0, 1, 2])
         elapsed = [timestamp for _, timestamp in calls]
-        for timestamp, expected in zip(elapsed, (interval, interval * 2, interval * 3)):
+        for timestamp, expected in zip(elapsed, (0, interval, interval * 2)):
             self.assertGreaterEqual(timestamp, expected - 0.015)
             self.assertLess(timestamp, expected + 0.15)
         self.assertGreaterEqual(elapsed[1] - elapsed[0], interval - 0.02)
         self.assertGreaterEqual(elapsed[2] - elapsed[1], interval - 0.02)
 
+    async def test_immediate_if_idle_does_not_bypass_active_send(self):
+        queue = await self._start_queue(account_id=102)
+        interval = 1.0
+        first_started = asyncio.Event()
+        release_first = asyncio.Event()
+        second_started = asyncio.Event()
+
+        async def first_callback() -> None:
+            first_started.set()
+            await release_first.wait()
+
+        async def second_callback() -> None:
+            second_started.set()
+
+        await queue.enqueue(
+            interval,
+            first_callback,
+            description="first",
+            immediate_if_idle=True,
+        )
+        await asyncio.wait_for(first_started.wait(), timeout=0.1)
+        await queue.enqueue(
+            interval,
+            second_callback,
+            description="second",
+            immediate_if_idle=True,
+        )
+
+        snapshot = await queue.snapshot()
+        self.assertEqual([item["status"] for item in snapshot], ["sending", "waiting"])
+        self.assertEqual(snapshot[0]["interval_seconds"], 0)
+        self.assertEqual(snapshot[1]["interval_seconds"], int(interval))
+
+        release_first.set()
+        await asyncio.sleep(0.02)
+        self.assertFalse(second_started.is_set())
+
+    async def test_immediate_if_idle_resets_after_queue_drains(self):
+        queue = await self._start_queue(account_id=103)
+        interval = 1.0
+        first_finished = asyncio.Event()
+        second_started = asyncio.Event()
+        release_second = asyncio.Event()
+
+        async def first_callback() -> None:
+            first_finished.set()
+
+        async def second_callback() -> None:
+            second_started.set()
+            await release_second.wait()
+
+        await queue.enqueue(
+            interval,
+            first_callback,
+            description="first wave",
+            immediate_if_idle=True,
+        )
+        await asyncio.wait_for(first_finished.wait(), timeout=0.1)
+        await self._wait_until_idle(queue)
+
+        await queue.enqueue(
+            interval,
+            second_callback,
+            description="second wave",
+            immediate_if_idle=True,
+        )
+        await asyncio.wait_for(second_started.wait(), timeout=0.1)
+        snapshot = await queue.snapshot()
+        self.assertEqual(len(snapshot), 1)
+        self.assertEqual(snapshot[0]["status"], "sending")
+        self.assertEqual(snapshot[0]["interval_seconds"], 0)
+        release_second.set()
+
     async def test_separate_account_queues_reach_first_slot_without_blocking(self):
         first_queue = await self._start_queue(account_id=201)
         second_queue = await self._start_queue(account_id=202)
@@ -194,6 +285,47 @@ class AccountReplyQueueTests(unittest.IsolatedAsyncioTestCase):
             new_due = datetime.fromisoformat(new["scheduled_at"]).timestamp()
             self.assertAlmostEqual(old_due - new_due, interval, delta=0.05)
 
+    async def test_send_now_on_zero_slot_does_not_claim_later_jobs_shifted(self):
+        queue = await self._start_queue(account_id=512)
+        interval = 1.0
+
+        async def noop() -> None:
+            pass
+
+        # Both enqueues complete without yielding to the consumer, preserving
+        # the narrow management-API window where the zero-slot first job is
+        # still waiting and can be selected by send-now.
+        await queue.enqueue(
+            interval,
+            noop,
+            description="immediate first",
+            immediate_if_idle=True,
+        )
+        await queue.enqueue(
+            interval,
+            noop,
+            description="scheduled second",
+            immediate_if_idle=True,
+        )
+        before = await queue.snapshot()
+        second_before = next(
+            item for item in before if item["description"] == "scheduled second"
+        )
+
+        result = await queue.send_now(before[0]["job_id"])
+        after = await queue.snapshot()
+        second_after = next(
+            item for item in after if item["description"] == "scheduled second"
+        )
+
+        self.assertEqual(result["status"], "accepted")
+        self.assertEqual(result["shifted_count"], 0)
+        second_due_before = datetime.fromisoformat(
+            second_before["scheduled_at"]
+        ).timestamp()
+        second_due_after = datetime.fromisoformat(second_after["scheduled_at"]).timestamp()
+        self.assertAlmostEqual(second_due_after, second_due_before, delta=0.01)
+
     async def test_send_now_middle_runs_first_and_only_shifts_jobs_behind_it(self):
         queue = await self._start_queue(account_id=503)
         interval = 0.12
diff --git a/backend/tests/test_reply_queue_integration.py b/backend/tests/test_reply_queue_integration.py
index 9ce0808..de7bf90 100644
--- a/backend/tests/test_reply_queue_integration.py
+++ b/backend/tests/test_reply_queue_integration.py
@@ -23,7 +23,9 @@ from rpa_engine.playwright_worker import DouyinWorker
 
 class _RecordingQueue:
     def __init__(self) -> None:
-        self.jobs: list[tuple[float, object, str, dict, frozenset[str]]] = []
+        self.jobs: list[
+            tuple[float, object, str, dict, frozenset[str], bool]
+        ] = []
 
     async def enqueue(
         self,
@@ -33,11 +35,19 @@ class _RecordingQueue:
         details=None,
         merge_key="",
         merge_keys=None,
+        immediate_if_idle=False,
     ) -> int:
         keys = merge_keys if merge_keys is not None else [merge_key]
         normalized_keys = frozenset(str(key) for key in keys if str(key or "").strip())
         self.jobs.append(
-            (delay_seconds, callback, description, dict(details or {}), normalized_keys)
+            (
+                delay_seconds,
+                callback,
+                description,
+                dict(details or {}),
+                normalized_keys,
+                bool(immediate_if_idle),
+            )
         )
         return len(self.jobs)
 
@@ -75,6 +85,7 @@ class _RecordingQueue:
                 job[2],
                 merged_details,
                 frozenset(job[4] | incoming_keys),
+                job[5],
             )
             return {
                 "status": "merged",
@@ -123,6 +134,8 @@ class ReplyQueueIntegrationTests(unittest.IsolatedAsyncioTestCase):
 
         self.assertEqual(len(service._reply_queue.jobs), 1)
         self.assertEqual(match_reply.await_count, 1)
+        self.assertEqual(service._reply_queue.jobs[0][0], 60)
+        self.assertTrue(service._reply_queue.jobs[0][5])
         details = service._reply_queue.jobs[0][3]
         self.assertEqual(details["sender_name"], "张三")
         self.assertEqual(details["conversation_id"], "conv-1")
diff --git a/frontend/src/App.vue b/frontend/src/App.vue
index 6647265..e6d485f 100644
--- a/frontend/src/App.vue
+++ b/frontend/src/App.vue
@@ -63,7 +63,7 @@ const handleLogout = () => {
         </a-menu-item>
         <a-menu-item key="/accounts">
           <template #icon><UserOutlined /></template>
-          <span>账号管理</span>
+          <span>{{ auth.isAdmin ? '账号管理' : '我的账号' }}</span>
         </a-menu-item>
         <a-menu-item key="/messages">
           <template #icon><MessageOutlined /></template>
diff --git a/frontend/src/views/Accounts.vue b/frontend/src/views/Accounts.vue
index 56d536b..5550a4e 100644
--- a/frontend/src/views/Accounts.vue
+++ b/frontend/src/views/Accounts.vue
@@ -1,6 +1,6 @@
 <script setup>
 import { ref, onMounted, onUnmounted, computed, watch } from 'vue'
-import { useRouter } from 'vue-router'
+import { useRoute, useRouter } from 'vue-router'
 import api from '../api'
 import { message } from 'ant-design-vue'
 import { useAuthStore } from '../stores/auth'
@@ -39,6 +39,7 @@ import {
 import { useIsMobile } from '../composables/useIsMobile'
 
 const auth = useAuthStore()
+const route = useRoute()
 const router = useRouter()
 const isMobile = useIsMobile()
 const profileModalWidth = computed(() => (isMobile.value ? 'calc(100vw - 32px)' : 860))
@@ -983,6 +984,10 @@ const goAccountRulesPage = (accountId) => {
 }
 
 const openAddModal = () => {
+  if (!auth.canWrite) {
+    message.warning('当前账号为只读角色，不能添加托管账号')
+    return
+  }
   if (!canAddAccount.value) {
     if (canPurchaseSlots.value) {
       purchaseVisible.value = true
@@ -1705,13 +1710,21 @@ const clearCookie = async () => {
   }
 }
 
-onMounted(() => {
-  auth.fetchMe()
-  fetchPaymentConfig()
-  fetchDeviceProfiles()
-  fetchAccounts()
-  fetchRules()
+onMounted(async () => {
+  await Promise.all([
+    auth.fetchMe(),
+    fetchPaymentConfig(),
+    fetchDeviceProfiles(),
+    fetchAccounts(),
+    fetchRules(),
+  ])
   startReplyQueueSummaryPolling()
+  if (route.query.action === 'add') {
+    openAddModal()
+    const nextQuery = { ...route.query }
+    delete nextQuery.action
+    router.replace({ path: route.path, query: nextQuery })
+  }
   // 不再定时轮询账号列表；进入页面加载一次，之后由各操作（启动/停止/登录等）
   // 或手动点击「刷新」按钮按需刷新
 })
@@ -1797,6 +1810,7 @@ onUnmounted(() => {
           购买额度
         </a-button>
         <a-button
+          v-if="auth.canWrite"
           type="primary"
           class="gradient-btn"
           :disabled="!canAddAccount && !canPurchaseSlots"
@@ -2052,7 +2066,7 @@ onUnmounted(() => {
             <UserOutlined style="font-size: 4rem; color: var(--text-muted); margin-bottom: 16px;" />
             <h3>暂无托管账号</h3>
             <p style="color: var(--text-secondary); margin-bottom: 20px;">添加一个抖音账号，开始自动化回复工作吧</p>
-            <a-button type="primary" class="gradient-btn" @click="openAddModal">
+            <a-button v-if="auth.canWrite" type="primary" class="gradient-btn" @click="openAddModal">
               <template #icon><PlusOutlined /></template>
               立即添加
             </a-button>
@@ -2257,7 +2271,7 @@ onUnmounted(() => {
                     placeholder="0 或留空则继承系统默认"
                   />
                   <div class="field-hint">
-                    设置 N 秒后，同一账号的待回复会话会依次排队：第 1 条在 N 秒后发送，第 2 条在 2N 秒后发送，以此类推；各账号队列互不影响。0 或留空表示继承系统默认，当前生效 {{ editForm.reply_delay_effective }} 秒（0 表示不启用兜底排队、立即回复）。
+                    设置 N 秒后，同一账号队列为空时，首条回复等待 0 秒并立即发送；后续待回复会话按 N 秒、2N 秒依次排队。各账号队列互不影响，实际发送仍受全局带宽队列保护。0 或留空表示继承系统默认，当前生效 {{ editForm.reply_delay_effective }} 秒（0 表示不启用兜底排队、收到消息后立即回复）。
                   </div>
                 </a-form-item>
               </a-col>
diff --git a/frontend/src/views/Dashboard.vue b/frontend/src/views/Dashboard.vue
index 367ca70..ffbee03 100644
--- a/frontend/src/views/Dashboard.vue
+++ b/frontend/src/views/Dashboard.vue
@@ -2,18 +2,25 @@
 import { ref, onMounted, onUnmounted } from 'vue'
 import api from '../api'
 import MessageBubble from '../components/MessageBubble.vue'
+import { useAuthStore } from '../stores/auth'
 import {
   UserOutlined,
   MessageOutlined,
   CheckCircleOutlined,
   ClockCircleOutlined,
   ArrowRightOutlined,
-  ThunderboltOutlined
+  ThunderboltOutlined,
+  SettingOutlined,
+  PlusOutlined
 } from '@ant-design/icons-vue'
 
+const auth = useAuthStore()
+
 const stats = ref({
   totalAccounts: 0,
   activeAccounts: 0,
+  myAccounts: 0,
+  myActiveAccounts: 0,
   totalMessages: 0,
   repliedMessages: 0,
   replyRate: '0%'
@@ -24,14 +31,15 @@ const loading = ref(true)
 
 const fetchStats = async () => {
   try {
-    const [accountsRes, statsRes] = await Promise.all([
-      api.get(`/accounts`),
+    const [accountStatsRes, statsRes] = await Promise.all([
+      api.get(`/dashboard/account-stats`),
       api.get(`/logs/stats`)
     ])
 
-    const accounts = accountsRes.data
-    stats.value.totalAccounts = accounts.length
-    stats.value.activeAccounts = accounts.filter(a => a.status === 'online').length
+    stats.value.totalAccounts = accountStatsRes.data.total_accounts || 0
+    stats.value.activeAccounts = accountStatsRes.data.online_accounts || 0
+    stats.value.myAccounts = accountStatsRes.data.my_accounts || 0
+    stats.value.myActiveAccounts = accountStatsRes.data.my_online_accounts || 0
 
     // 后端全量统计所有消息，不受列表条数限制
     stats.value.totalMessages = statsRes.data.total || 0
@@ -84,8 +92,27 @@ onUnmounted(() => {
           多账户自动回复RPA后台。支持快捷扫码登录、状态持久化保存、以及自定义关键字规则精准答复。
         </p>
       </div>
-      <div class="banner-icon">
-        <ThunderboltOutlined style="font-size: 4rem; color: #c084fc; opacity: 0.3;" />
+      <div class="banner-side">
+        <div v-if="auth.canWrite" class="banner-actions">
+          <router-link to="/accounts">
+            <a-button size="large">
+              <template #icon><UserOutlined /></template>
+              {{ auth.isAdmin ? '账号管理' : `我的账号（${stats.myAccounts}）` }}
+            </a-button>
+          </router-link>
+          <router-link
+            v-if="auth.canWrite"
+            :to="{ path: '/accounts', query: { action: 'add' } }"
+          >
+            <a-button type="primary" size="large" class="gradient-btn">
+              <template #icon><PlusOutlined /></template>
+              {{ auth.isAdmin ? '添加账号' : '添加自己的账号' }}
+            </a-button>
+          </router-link>
+        </div>
+        <div class="banner-icon">
+          <ThunderboltOutlined style="font-size: 4rem; color: #c084fc; opacity: 0.3;" />
+        </div>
       </div>
     </div>
 
@@ -98,7 +125,7 @@ onUnmounted(() => {
             <UserOutlined />
           </div>
           <div class="stat-info">
-            <span class="stat-label">托管账号</span>
+            <span class="stat-label">全平台托管账号</span>
             <h2 class="stat-value">{{ stats.totalAccounts }}</h2>
           </div>
         </div>
@@ -111,7 +138,7 @@ onUnmounted(() => {
             <CheckCircleOutlined />
           </div>
           <div class="stat-info">
-            <span class="stat-label">在线运行</span>
+            <span class="stat-label">全平台在线运行</span>
             <h2 class="stat-value text-green">{{ stats.activeAccounts }}</h2>
           </div>
         </div>
@@ -199,8 +226,9 @@ onUnmounted(() => {
           <div class="quick-actions-grid" style="margin-top: 20px;">
             <router-link to="/accounts" class="quick-action-card">
               <UserOutlined class="action-icon text-gradient" />
-              <span>账号配置</span>
-              <p>扫码登录并托管多个抖音账号</p>
+              <span>{{ auth.isAdmin ? '账号管理' : '我的账号' }}</span>
+              <p v-if="auth.isAdmin">管理全平台账号配置与运行状态</p>
+              <p v-else>仅查看和管理自己添加的账号，当前 {{ stats.myAccounts }} 个</p>
             </router-link>
             
             <router-link to="/rules" class="quick-action-card">
@@ -225,6 +253,20 @@ onUnmounted(() => {
   border-left: 4px solid var(--primary-color);
 }
 
+.banner-side {
+  display: flex;
+  align-items: center;
+  gap: 28px;
+  flex-shrink: 0;
+}
+
+.banner-actions {
+  display: flex;
+  gap: 12px;
+  flex-wrap: wrap;
+  justify-content: flex-end;
+}
+
 .stat-card {
   display: flex;
   align-items: center;
@@ -436,6 +478,20 @@ onUnmounted(() => {
     display: none;
   }
 
+  .banner-side,
+  .banner-actions {
+    width: 100%;
+    justify-content: flex-start;
+  }
+
+  .banner-actions > a {
+    flex: 1 1 180px;
+  }
+
+  .banner-actions :deep(.ant-btn) {
+    width: 100%;
+  }
+
   .stat-card {
     padding: 16px;
   }
diff --git a/frontend/src/views/Settings.vue b/frontend/src/views/Settings.vue
index f51fdbd..5ca9b59 100644
--- a/frontend/src/views/Settings.vue
+++ b/frontend/src/views/Settings.vue
@@ -740,7 +740,7 @@ onMounted(() => {
               />
 
               <div class="field-hint">
-                账号未单独设置时使用此间隔。同一账号的第 1 条待回复在 N 秒后发送，第 2 条在 2N 秒后发送，以此类推；各账号队列互不影响。设为 0 表示不启用兜底排队，收到消息后立即回复。
+                账号未单独设置时使用此间隔。同一账号队列为空时，首条回复等待 0 秒并立即发送；后续待回复会话按 N 秒、2N 秒依次排队。各账号队列互不影响，实际发送仍受全局带宽队列保护。设为 0 表示不启用兜底排队，收到消息后立即回复。
               </div>
 
             </a-form-item>