style(web): 通知中心列表行布局重构与时间标签格式化

- TopBar 通知行改为 row-main/row-head/row-foot 结构化布局，标题加粗、分类改为 pill、箭头随标题右侧
- formatNotificationTime 改名 formatNotificationTimeLabel，新增 ISO/短日期直通匹配与超长截断兜底
- 更新 sidebar-document-unread-dot 测试

web/src/components/layout/TopBar.vue

@@ -204,18 +204,22 @@
                     <span class="notification-type-icon" :class="item.tone">
                       <i :class="resolveNotificationIcon(item)"></i>
                     </span>
-                    <span class="notification-copy">
-                      <span class="notification-title-line">
-                        <strong>{{ item.title }}</strong>
-                        <b v-if="item.badge">{{ item.badge }}</b>
+                    <span class="notification-row-main">
+                      <span class="notification-row-head">
+                        <span class="notification-title-line">
+                          <strong class="notification-row-title">{{ item.title }}</strong>
+                          <b v-if="item.badge">{{ item.badge }}</b>
+                        </span>
+                        <span class="notification-row-action" aria-hidden="true">
+                          <i class="mdi mdi-chevron-right"></i>
+                        </span>
                       </span>
-                      <small>{{ item.description }}</small>
-                      <span class="notification-meta">
-                        <em>{{ item.category || '系统通知' }}</em>
-                        <time>{{ item.time }}</time>
+                      <small class="notification-context">{{ item.description }}</small>
+                      <span class="notification-row-foot">
+                        <span class="notification-category-pill">{{ item.category || '系统通知' }}</span>
+                        <time class="notification-time">{{ item.timeLabel || item.time }}</time>
                       </span>
                     </span>
-                    <i class="mdi mdi-chevron-right notification-row-arrow"></i>
                   </button>
                 </div>
                 <div v-else class="notification-empty">
@@ -516,12 +520,28 @@ function normalizeNotificationId(value) {
   return String(value || '').trim()
 }
 
-function formatNotificationTime(value) {
-  const date = new Date(value)
-  if (!Number.isFinite(date.getTime())) {
+function formatNotificationTimeLabel(value) {
+  const raw = String(value || '').trim()
+  if (!raw) {
     return '最近更新'
   }
 
+  const normalized = raw.replace('T', ' ')
+  const isoMatched = normalized.match(/^(\d{4})-(\d{2})-(\d{2})\s+(\d{2}):(\d{2})/)
+  if (isoMatched) {
+    return `${isoMatched[2]}-${isoMatched[3]} ${isoMatched[4]}:${isoMatched[5]}`
+  }
+
+  const shortMatched = normalized.match(/^(\d{2})-(\d{2})\s+(\d{2}):(\d{2})/)
+  if (shortMatched) {
+    return `${shortMatched[1]}-${shortMatched[2]} ${shortMatched[3]}:${shortMatched[4]}`
+  }
+
+  const date = new Date(raw)
+  if (!Number.isFinite(date.getTime())) {
+    return raw.length > 16 ? `${raw.slice(0, 16)}...` : raw
+  }
+
   const month = String(date.getMonth() + 1).padStart(2, '0')
   const day = String(date.getDate()).padStart(2, '0')
   const hour = String(date.getHours()).padStart(2, '0')
@@ -560,13 +580,14 @@ const documentNotificationItems = computed(() =>
 
       return {
         id,
-        kind: 'document',
-        title: `${row.documentTypeLabel || '单据'} ${row.documentNo || row.claimId || '待生成'}`,
-        description: resolveDocumentNotificationDescription(row),
-        time: formatNotificationTime(row.updatedAt || row.createdAt),
-        category: row.sourceLabel || '单据中心',
-        tone: resolveDocumentNotificationTone({ ...row, isUnread: unread }),
-        unread,
+            kind: 'document',
+            title: `${row.documentTypeLabel || '单据'} ${row.documentNo || row.claimId || '待生成'}`,
+            description: resolveDocumentNotificationDescription(row),
+            time: row.updatedAt || row.createdAt,
+            timeLabel: formatNotificationTimeLabel(row.updatedAt || row.createdAt),
+            category: row.sourceLabel || '单据中心',
+            tone: resolveDocumentNotificationTone({ ...row, isUnread: unread }),
+            unread,
         icon: row.source === 'approval' ? 'mdi mdi-clipboard-text-clock-outline' : 'mdi mdi-file-document-outline',
         badge: unread ? '新' : '',
         target: {
@@ -587,12 +608,15 @@ const workbenchNotificationItems = computed(() => (
         if (!id || isNotificationHidden(id)) {
           return null
         }
+        const notificationTime = item.time || item.updatedAt || item.due
 
         return {
           ...item,
           id,
           kind: 'workbench',
           category: item.category || '个人工作台',
+          time: notificationTime,
+          timeLabel: formatNotificationTimeLabel(item.time || item.updatedAt || item.due),
           unread: Boolean(item.unread) && !readNotificationIds.value.has(id),
           icon: item.icon || resolveNotificationIcon(item)
         }

web/tests/sidebar-document-unread-dot.test.mjs

@@ -96,6 +96,25 @@ test('topbar bell owns document center unread notifications', () => {
   assert.doesNotMatch(topbarStyles, /\.notification-dot/)
 })
 
+test('topbar notification popover uses inbox-style rows with formatted time labels', () => {
+  assert.match(topbar, /class="notification-row-main"/)
+  assert.match(topbar, /class="notification-row-head"/)
+  assert.match(topbar, /class="notification-row-title"/)
+  assert.match(topbar, /class="notification-context"/)
+  assert.match(topbar, /class="notification-row-foot"/)
+  assert.match(topbar, /class="notification-category-pill"/)
+  assert.match(topbar, /class="notification-time"/)
+  assert.match(topbar, /class="notification-row-action"/)
+  assert.match(topbar, /timeLabel:\s*formatNotificationTimeLabel\(row\.updatedAt \|\| row\.createdAt\)/)
+  assert.match(topbar, /timeLabel:\s*formatNotificationTimeLabel\(item\.time \|\| item\.updatedAt \|\| item\.due\)/)
+  assert.doesNotMatch(topbar, /<time>\{\{ item\.time \}\}<\/time>/)
+  assert.match(topbarStyles, /\.notification-row\s*\{[\s\S]*grid-template-columns:\s*36px minmax\(0,\s*1fr\);/)
+  assert.match(topbarStyles, /\.notification-context\s*\{[\s\S]*-webkit-line-clamp:\s*2;/)
+  assert.match(topbarStyles, /\.notification-row-foot\s*\{[\s\S]*justify-content:\s*space-between;/)
+  assert.match(topbarStyles, /\.notification-time\s*\{[\s\S]*font-variant-numeric:\s*tabular-nums;/)
+  assert.match(topbarStyles, /\.notification-row-action\s*\{[\s\S]*width:\s*28px;[\s\S]*height:\s*28px;/)
+})
+
 test('topbar notification state is persisted through backend API with local fallback', () => {
   assert.match(notificationStatesService, /apiRequest\('\/notification-states'\)/)
   assert.match(notificationStatesService, /apiRequest\('\/notification-states',\s*\{[\s\S]*method:\s*'POST'/)