ui: 侧边栏按“记录/工具/分析/系统”重排并分组分隔；精简设置/登录/记账页冗余文案（修正旧架构遗留说明）；键盘焦点态

intern-log/src/App.vue

@@ -110,15 +110,15 @@ function onGlobalKey(e: KeyboardEvent) {
 }
 
 const VIEWS = [
-  { key: 'calendar', name: '日历', icon: 'calendar' },
-  { key: 'today', name: '详情', icon: 'edit' },
-  { key: 'stats', name: '统计', icon: 'chart' },
-  { key: 'report', name: '总结', icon: 'export' },
-  { key: 'ledger', name: '记账', icon: 'wallet' },
-  { key: 'memo', name: '备忘录', icon: 'memo' },
-  { key: 'vault', name: '密码库', icon: 'lock' },
-  { key: 'settings', name: '设置', icon: 'settings' },
-  { key: 'admin', name: '用户管理', icon: 'shield' }
+  { key: 'calendar', name: '日历', icon: 'calendar', group: '记录' },
+  { key: 'today', name: '详情', icon: 'edit', group: '记录' },
+  { key: 'ledger', name: '记账', icon: 'wallet', group: '工具' },
+  { key: 'memo', name: '备忘录', icon: 'memo', group: '工具' },
+  { key: 'stats', name: '统计', icon: 'chart', group: '分析' },
+  { key: 'report', name: '总结', icon: 'export', group: '分析' },
+  { key: 'vault', name: '密码库', icon: 'lock', group: '系统' },
+  { key: 'settings', name: '设置', icon: 'settings', group: '系统' },
+  { key: 'admin', name: '用户管理', icon: 'shield', group: '系统' }
 ]
 
 function readRoute(): string {
@@ -233,13 +233,15 @@ onMounted(async () => {
   <LoginView v-if="!session" @login="onLogin" />
   <div v-else class="app">
     <nav class="side">
-      <button
-        v-for="v in shownViews" :key="v.key"
-        class="nav-btn" :class="{ active: route === v.key }"
-        :data-tip="v.name" @click="nav(v.key)"
-      >
-        <Icon :name="v.icon" :size="18" />
-      </button>
+      <template v-for="(v, i) in shownViews" :key="v.key">
+        <div v-if="i > 0 && v.group !== shownViews[i - 1].group" class="nav-sep"></div>
+        <button
+          class="nav-btn" :class="{ active: route === v.key }"
+          :data-tip="v.name" @click="nav(v.key)"
+        >
+          <Icon :name="v.icon" :size="18" />
+        </button>
+      </template>
     </nav>
     <div class="main">
       <header class="topbar">
@@ -420,6 +422,17 @@ onMounted(async () => {
   transition: opacity 0.15s;
 }
 .nav-btn:hover::after { opacity: 1; }
+.nav-sep {
+  width: 26px;
+  height: 1px;
+  flex: none;
+  background: var(--border);
+  margin: 5px 0;
+}
+:focus-visible {
+  outline: 2px solid var(--accent);
+  outline-offset: 1px;
+}
 
 .main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
 .topbar {

intern-log/src/views/LedgerView.vue

@@ -320,7 +320,7 @@ async function confirmDelete() {
       </table>
     </div>
 
-    <div class="muted vault-note num">筛选结果 {{ filtered.length }} 条 / 本月共 {{ rows.length }} 条</div>
+    <div class="muted vault-note num">本月 {{ rows.length }} 条 · 当前筛选 {{ filtered.length }} 条</div>
 
     <TransactionDialog
       :open="dialogOpen"

intern-log/src/views/SettingsView.vue

@@ -13,8 +13,7 @@ import { downloadCsv } from '../lib/csv'
 import { hhmm, parseDateStr, todayStr } from '../lib/date'
 import { computeDay } from '../domain/attendance'
 import { changeLoginPassword, deleteCurrentUser, getSession } from '../db/auth'
-import { setSyncBaseOverride } from '../lib/server'
-import { ensureCloudBinding, getSyncBase, getSyncLastTime, isSyncConfigured, syncWithStoredConfig, syncLastError, type SyncResult } from '../sync/engine'
+import { ensureCloudBinding, getSyncLastTime, isSyncConfigured, syncWithStoredConfig, syncLastError, type SyncResult } from '../sync/engine'
 import { getCloudCreds } from '../db/auth'
 import { showToast } from '../lib/toast'
 
@@ -38,7 +37,6 @@ const newLoginPwd2 = ref('')
 const accError = ref('')
 const deleteAccConfirm = ref(false)
 const appVersion = __APP_VERSION__
-const syncBase = ref('')
 const cloudUser = ref('')
 const syncStatus = ref('')
 const syncError = ref('')
@@ -47,7 +45,6 @@ const syncing = ref(false)
 const lastSync = ref('')
 
 async function loadSyncInfo() {
-  syncBase.value = await getSyncBase()
   cloudUser.value = getCloudCreds()?.username || ''
   lastSync.value = await getSyncLastTime()
   autoSyncErr.value = syncLastError.value
@@ -55,11 +52,6 @@ async function loadSyncInfo() {
 watch(syncLastError, v => { autoSyncErr.value = v })
 
 
-async function saveSyncConfig() {
-  await setSyncBaseOverride(syncBase.value.trim())
-  showToast('同步地址已保存')
-}
-
 async function rebindCloud() {
   syncError.value = ''
   try {
@@ -76,7 +68,6 @@ async function doSyncNow() {
   autoSyncErr.value = syncLastError.value
   syncing.value = true
   try {
-    await saveSyncConfig()
     const result: SyncResult = await syncWithStoredConfig()
     lastSync.value = result.at
     syncStatus.value = '推送 ' + result.pushed + ' 条 · 拉取 ' + result.pulled + ' 条 · 删除 ' + result.removed + ' 条'
@@ -263,7 +254,7 @@ async function doImport() {
   <div class="settings">
     <div class="card section">
       <div class="section-title">账号与隐私</div>
-      <div class="muted acc-line">版本 v{{ appVersion }} · 当前用户：{{ username }} · 每位用户独立数据库隔离存储于本机 · 登录密码仅保存 PBKDF2 哈希</div>
+      <div class="muted acc-line">v{{ appVersion }} · 当前账号 {{ username }} · 登录密码仅存 PBKDF2 哈希</div>
       <div class="ai-grid">
         <div class="rule-item">
           <label>旧登录密码</label>
@@ -352,15 +343,10 @@ async function doImport() {
 
     <div class="card section">
       <div class="section-title">多端数据同步</div>
-      <div class="muted acc-line">云端账号：{{ cloudUser || '未绑定' }} · 数据仅保存在服务器，本机只是实时缓存（变更 ~3 秒推上云端 + 其他端秒级自动刷新）；密码库同步密文，主密码永不出本机</div>
-      <div class="rule-item">
-        <label>同步服务地址（默认即可）</label>
-        <input class="input" v-model="syncBase" placeholder="https://daywk.linyux.cn" />
-      </div>
+      <div class="muted acc-line">云端账号：{{ cloudUser || '未绑定' }} · 数据存于服务器，其他端变更秒级自动刷新</div>
       <div class="rule-save">
-        <button class="btn btn-sm" @click="saveSyncConfig">保存地址</button>
         <button class="btn btn-primary btn-sm" :disabled="syncing" @click="doSyncNow">{{ syncing ? '同步中' : '立即同步' }}</button>
-        <button class="btn btn-sm" @click="rebindCloud">重建云端绑定</button>
+        <button class="btn btn-sm" @click="rebindCloud">重新校验连接</button>
       </div>
       <div v-if="syncStatus" class="muted acc-line">上次同步：{{ lastSync || '--' }} · {{ syncStatus }}</div>
       <div v-if="syncError" class="form-error">{{ syncError }}</div>
@@ -385,7 +371,7 @@ async function doImport() {
       </div>
       <div class="rule-save">
         <button class="btn btn-primary btn-sm" @click="saveAi">保存 AI 配置</button>
-        <span class="muted loc-note">配置仅保存在本机浏览器；总结页可用 AI 润色草稿，需服务端允许浏览器跨域</span>
+        <span class="muted loc-note">配置仅保存在本机；总结页「AI 润色」需此处先配置</span>
       </div>
     </div>
 
@@ -402,7 +388,7 @@ async function doImport() {
         />
       </div>
       <div v-if="importError" class="import-error">{{ importError }}</div>
-      <div class="muted backup-note">数据保存在浏览器 IndexedDB 中，建议定期导出 JSON 备份。</div>
+      <div class="muted backup-note">数据保存在云端服务器；导出的 JSON 备份用于跨设备迁移或灾后恢复。</div>
     </div>
 
     <ConfirmDialog