diff --git a/backend/main.py b/backend/main.py
index 0c79e1b..db3ddcd 100644
--- a/backend/main.py
+++ b/backend/main.py
@@ -501,7 +501,7 @@ def get_my_business_application(user=Depends(get_current_user)):
 def list_business_applications(user=Depends(require_role("admin"))):
     conn = get_db()
     rows = conn.execute(
-        "SELECT a.id, a.user_id, a.business_name, a.document, a.status, a.created_at, "
+        "SELECT a.id, a.user_id, a.business_name, a.document, a.status, a.reject_reason, a.created_at, "
         "u.display_name, u.username FROM business_applications a "
         "LEFT JOIN users u ON a.user_id = u.id ORDER BY a.id DESC"
     ).fetchall()
diff --git a/frontend/src/App.vue b/frontend/src/App.vue
index 3de03fe..c21ba42 100644
--- a/frontend/src/App.vue
+++ b/frontend/src/App.vue
@@ -82,9 +82,6 @@ const allTabs = [
   { key: 'inventory', icon: '📦', label: '个人库存',  require: 'login' },
   { key: 'oils',      icon: '💧', label: '精油价目' },
   { key: 'projects',  icon: '💼', label: '商业核算',  require: 'login' },
-  { key: 'audit',     icon: '📜', label: '操作日志',  hide: 'admin' },
-  { key: 'bugs',      icon: '🐛', label: 'Bug',       hide: 'admin' },
-  { key: 'users',     icon: '👥', label: '用户管理',  hide: 'admin' },
 ]
 
 // 所有人都能看到大部分 tab，bug 和用户管理只有 admin 可见
diff --git a/frontend/src/components/UserMenu.vue b/frontend/src/components/UserMenu.vue
index 32e5d81..d72ff52 100644
--- a/frontend/src/components/UserMenu.vue
+++ b/frontend/src/components/UserMenu.vue
@@ -14,6 +14,11 @@
         <button class="usermenu-btn" @click="showBugReport">
           🐛 反馈问题
         </button>
+        <template v-if="auth.isAdmin">
+          <button class="usermenu-btn" @click="goAdmin('audit')">📜 操作日志</button>
+          <button class="usermenu-btn" @click="goAdmin('bugs')">🐛 Bug管理</button>
+          <button class="usermenu-btn" @click="goAdmin('users')">👥 用户管理</button>
+        </template>
         <button class="usermenu-btn usermenu-btn-logout" @click="handleLogout">
           🚪 退出登录
         </button>
@@ -88,6 +93,11 @@ function goMyDiary() {
   router.push('/mydiary')
 }
 
+function goAdmin(section) {
+  emit('close')
+  router.push('/' + section)
+}
+
 function toggleNotifications() {
   showNotifPanel.value = !showNotifPanel.value
   showBugForm.value = false
diff --git a/frontend/src/views/MyDiary.vue b/frontend/src/views/MyDiary.vue
index a9632eb..5dc58d1 100644
--- a/frontend/src/views/MyDiary.vue
+++ b/frontend/src/views/MyDiary.vue
@@ -241,56 +241,58 @@
       </div>
 
       <!-- Business Verification -->
-      <div ref="bizCertRef" class="section-card">
-        <h4>💼 商业认证</h4>
+      <div ref="bizCertRef" class="section-card biz-card">
+        <h4>🏢 商业用户认证</h4>
 
         <!-- 已认证 -->
-        <div v-if="auth.isBusiness" class="biz-status biz-approved">
-          <div class="biz-status-icon">✅</div>
-          <div class="biz-status-text">已认证商业用户</div>
+        <div v-if="auth.isBusiness" class="biz-status-bar biz-approved">
+          <span>✅ 已认证商业用户</span>
         </div>
 
         <!-- 审核中 -->
-        <template v-else-if="bizApp.status === 'pending'">
-          <div class="biz-status biz-pending">
-            <div class="biz-status-icon">⏳</div>
-            <div class="biz-status-text">认证申请审核中</div>
-            <div class="biz-status-detail">商户名：{{ bizApp.business_name }}</div>
-            <div class="biz-status-detail">提交时间：{{ formatDate(bizApp.created_at) }}</div>
-          </div>
-        </template>
+        <div v-else-if="bizApp.status === 'pending'" class="biz-status-bar biz-pending">
+          <span>⏳ 认证申请审核中</span>
+          <div class="biz-status-detail">商户名：{{ bizApp.business_name }} · 提交时间：{{ formatDate(bizApp.created_at) }}</div>
+        </div>
 
-        <!-- 被拒绝，可重新申请 -->
+        <!-- 被拒绝 -->
         <template v-else-if="bizApp.status === 'rejected'">
-          <div class="biz-status biz-rejected">
-            <div class="biz-status-icon">❌</div>
-            <div class="biz-status-text">认证申请未通过</div>
-            <div v-if="bizApp.reject_reason" class="biz-reject-reason">原因：{{ bizApp.reject_reason }}</div>
+          <div class="biz-status-bar biz-rejected">
+            <span>❌ 认证申请未通过</span>
+            <div v-if="bizApp.reject_reason" class="biz-status-detail">原因：{{ bizApp.reject_reason }}</div>
           </div>
           <p class="hint-text">你可以修改信息后重新申请。</p>
-          <div class="form-group">
-            <label>商户名称</label>
-            <input v-model="businessName" class="form-input" placeholder="你的商户/品牌名称" />
-          </div>
-          <div class="form-group">
-            <label>申请说明</label>
-            <textarea v-model="businessReason" class="form-textarea" rows="3" placeholder="请说明您的业务情况和申请理由..."></textarea>
-          </div>
-          <button class="btn-primary" @click="applyBusiness" :disabled="!businessName.trim()">重新申请</button>
         </template>
 
-        <!-- 首次申请 -->
-        <template v-else>
-          <p class="hint-text">申请商业认证后可使用商业核算功能，请填写以下信息。</p>
-          <div class="form-group">
-            <label>商户名称</label>
-            <input v-model="businessName" class="form-input" placeholder="你的商户/品牌名称" />
+        <!-- 申请表单（首次或被拒后重新申请） -->
+        <template v-if="!auth.isBusiness && bizApp.status !== 'pending'">
+          <div class="biz-form">
+            <div class="form-group">
+              <label class="form-label">认证类型 *</label>
+              <select v-model="bizType" class="form-select">
+                <option value="">请选择</option>
+                <option value="individual">个体经营户</option>
+                <option value="company">公司</option>
+                <option value="studio">工作室/美容院</option>
+                <option value="distributor">代理商</option>
+              </select>
+            </div>
+            <div class="form-group">
+              <label class="form-label">企业/商户名称 *</label>
+              <input v-model="businessName" class="form-input" placeholder="你的企业或品牌名称" />
+            </div>
+            <div class="form-group">
+              <label class="form-label">联系电话 *</label>
+              <input v-model="bizPhone" class="form-input" type="tel" placeholder="联系电话" />
+            </div>
+            <div class="form-group">
+              <label class="form-label">业务描述</label>
+              <textarea v-model="businessReason" class="form-textarea" rows="3" placeholder="描述你的业务范围和计划..."></textarea>
+            </div>
+            <div style="display:flex;gap:10px;margin-top:12px">
+              <button class="btn-primary" @click="applyBusiness" :disabled="!businessName.trim() || !bizType">💾 提交申请</button>
+            </div>
           </div>
-          <div class="form-group">
-            <label>申请说明</label>
-            <textarea v-model="businessReason" class="form-textarea" rows="3" placeholder="请说明您的业务情况和申请理由..."></textarea>
-          </div>
-          <button class="btn-primary" @click="applyBusiness" :disabled="!businessName.trim()">提交申请</button>
         </template>
       </div>
     </div>
@@ -341,6 +343,8 @@ const newPassword = ref('')
 const confirmPassword = ref('')
 const businessName = ref('')
 const businessReason = ref('')
+const bizType = ref('')
+const bizPhone = ref('')
 const bizApp = ref({ status: null })
 
 onMounted(async () => {
@@ -669,24 +673,30 @@ async function changePassword() {
 }
 
 async function applyBusiness() {
-  if (!businessName.value.trim()) {
-    ui.showToast('请填写商户名称')
+  if (!businessName.value.trim() || !bizType.value) {
+    ui.showToast('请填写必填项')
     return
   }
+  const typeLabels = { individual: '个体经营户', company: '公司', studio: '工作室/美容院', distributor: '代理商' }
+  const info = [
+    `认证类型：${typeLabels[bizType.value] || bizType.value}`,
+    bizPhone.value ? `联系电话：${bizPhone.value}` : '',
+    businessReason.value ? `业务描述：${businessReason.value}` : '',
+  ].filter(Boolean).join('\n')
   try {
     const res = await api('/api/business-apply', {
       method: 'POST',
       body: JSON.stringify({
         business_name: businessName.value.trim(),
-        document: businessReason.value.trim(),
+        document: info,
       }),
     })
     if (res.ok) {
       businessName.value = ''
       businessReason.value = ''
-      bizApp.value = { status: 'pending', business_name: businessName.value }
+      bizType.value = ''
+      bizPhone.value = ''
       ui.showToast('申请已提交，请等待管理员审核')
-      // Reload status
       const bizRes = await api('/api/my-business-application')
       if (bizRes.ok) bizApp.value = await bizRes.json()
     } else {
@@ -1147,19 +1157,27 @@ async function applyBusiness() {
   text-align: center;
 }
 
-.biz-status {
-  padding: 16px;
-  border-radius: 12px;
-  text-align: center;
+.biz-card { border-radius: 16px; }
+.biz-status-bar {
+  padding: 12px 16px;
+  border-radius: 10px;
+  font-size: 14px;
+  font-weight: 500;
   margin-bottom: 12px;
+  line-height: 1.6;
 }
-.biz-status-icon { font-size: 32px; margin-bottom: 8px; }
-.biz-status-text { font-size: 15px; font-weight: 600; margin-bottom: 4px; }
-.biz-status-detail { font-size: 12px; color: #999; }
-.biz-approved { background: #e8f5e9; color: #2e7d5a; }
-.biz-pending { background: #fff8e1; color: #e65100; }
-.biz-rejected { background: #fce4ec; color: #c62828; }
-.biz-reject-reason { font-size: 13px; margin-top: 8px; padding: 8px 12px; background: rgba(0,0,0,0.05); border-radius: 8px; }
+.biz-status-bar.biz-approved { background: #e8f5e9; color: #2e7d32; border-left: 3px solid #4caf50; }
+.biz-status-bar.biz-pending { background: #fff3e0; color: #e65100; border-left: 3px solid #ff9800; }
+.biz-status-bar.biz-rejected { background: #ffebee; color: #c62828; border-left: 3px solid #f44336; }
+.biz-status-detail { font-size: 12px; margin-top: 4px; opacity: 0.8; }
+.biz-form { margin-top: 8px; }
+.biz-form .form-group { margin-bottom: 14px; }
+.biz-form .form-label { display: block; font-size: 13px; font-weight: 600; color: #3e3a44; margin-bottom: 6px; }
+.biz-form .form-select {
+  width: 100%; padding: 10px 14px; border: 1.5px solid #d4cfc7; border-radius: 10px;
+  font-size: 14px; font-family: inherit; background: #fff; outline: none; box-sizing: border-box;
+}
+.biz-form .form-select:focus { border-color: #7ec6a4; }
 
 /* Buttons */
 .btn-primary {
diff --git a/frontend/src/views/Projects.vue b/frontend/src/views/Projects.vue
index 1b896ff..a3b8b88 100644
--- a/frontend/src/views/Projects.vue
+++ b/frontend/src/views/Projects.vue
@@ -42,26 +42,53 @@
         <button class="btn-outline btn-sm" @click="importFromRecipe">📋 从配方导入</button>
       </div>
 
-      <!-- Ingredients Editor -->
+      <!-- Ingredients Table -->
       <div class="ingredients-section">
-        <h4>🧴 配方成分</h4>
-        <div v-for="(ing, i) in selectedProject.ingredients" :key="i" class="ing-row">
-          <select v-model="ing.oil" class="form-select" @change="saveProject">
-            <option value="">选择精油</option>
-            <option v-for="name in oils.oilNames" :key="name" :value="name">{{ name }}</option>
-          </select>
-          <input
-            v-model.number="ing.drops"
-            type="number"
-            min="0"
-            class="form-input-sm"
-            placeholder="滴数"
-            @change="saveProject"
-          />
-          <span class="ing-cost">{{ ing.oil ? oils.fmtPrice(oils.pricePerDrop(ing.oil) * (ing.drops || 0)) : '--' }}</span>
-          <button class="btn-icon-sm" @click="removeIngredient(i)">✕</button>
+        <div class="section-header-row">
+          <h4>🧴 配方成分</h4>
+          <div class="section-actions">
+            <button class="btn-outline btn-sm" @click="addIngredient">＋ 添加精油</button>
+          </div>
+        </div>
+        <table class="ingredients-table">
+          <thead>
+            <tr>
+              <th>精油</th>
+              <th>单次用量(滴)</th>
+              <th>单价/滴</th>
+              <th>小计</th>
+              <th></th>
+            </tr>
+          </thead>
+          <tbody>
+            <tr v-for="(ing, i) in selectedProject.ingredients" :key="i">
+              <td>
+                <select v-model="ing.oil" class="form-select" @change="saveProject">
+                  <option value="">— 选择精油 —</option>
+                  <option v-for="name in oils.oilNames" :key="name" :value="name">{{ name }}</option>
+                </select>
+              </td>
+              <td>
+                <input v-model.number="ing.drops" type="number" min="0" step="0.5" class="drops-input" @change="saveProject" />
+              </td>
+              <td class="cell-ppd">{{ ing.oil ? oils.fmtPrice(oils.pricePerDrop(ing.oil)) : '—' }}</td>
+              <td class="cell-subtotal">{{ ing.oil && ing.drops ? oils.fmtPrice(oils.pricePerDrop(ing.oil) * ing.drops) : '—' }}</td>
+              <td><button class="remove-btn" @click="removeIngredient(i)">×</button></td>
+            </tr>
+          </tbody>
+        </table>
+        <div class="total-row">
+          <span class="total-label">配方总成本</span>
+          <span class="total-price">{{ oils.fmtPrice(materialCost) }}</span>
+        </div>
+
+        <!-- Pricing -->
+        <div class="pricing-inline">
+          <div class="price-field">
+            <label>定价 ¥</label>
+            <input v-model.number="selectedProject.selling_price" type="number" class="price-input" placeholder="/次" @change="saveProject" />
+          </div>
         </div>
-        <button class="btn-outline btn-sm" @click="addIngredient">+ 添加成分</button>
       </div>
 
       <!-- Pricing Section -->
@@ -492,12 +519,38 @@ function formatDate(d) {
   color: #3e3a44;
 }
 
-.ing-row {
-  display: flex;
-  gap: 6px;
-  align-items: center;
-  margin-bottom: 6px;
+.section-header-row {
+  display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px;
 }
+.section-header-row h4 { margin: 0; }
+.section-actions { display: flex; gap: 6px; }
+
+.ingredients-table { width: 100%; border-collapse: collapse; margin-bottom: 12px; }
+.ingredients-table th {
+  text-align: center; padding: 10px 8px; font-size: 12px; font-weight: 600;
+  color: var(--text-light, #999); border-bottom: 2px solid #e5e4e7;
+}
+.ingredients-table td { padding: 10px 8px; border-bottom: 1px solid #f0f0f0; text-align: center; }
+.ingredients-table .form-select { width: 100%; padding: 6px 8px; border: 1.5px solid #d4cfc7; border-radius: 8px; font-size: 13px; font-family: inherit; background: #fff; }
+.drops-input { width: 65px; padding: 6px 8px; border: 1.5px solid #d4cfc7; border-radius: 8px; font-size: 13px; text-align: center; outline: none; font-family: inherit; }
+.drops-input:focus { border-color: #7ec6a4; }
+.cell-ppd { color: #999; font-size: 12px; }
+.cell-subtotal { color: #4a9d7e; font-weight: 600; }
+.remove-btn { border: none; background: none; color: #ccc; cursor: pointer; font-size: 18px; }
+.remove-btn:hover { color: #c0392b; }
+
+.total-row {
+  background: #e8f5e9; border-radius: 12px; padding: 14px 18px;
+  display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px;
+}
+.total-label { font-size: 14px; color: #3e3a44; font-weight: 500; }
+.total-price { font-size: 20px; font-weight: 700; color: #2e7d5a; }
+
+.pricing-inline { margin-top: 12px; }
+.price-field { display: flex; align-items: center; gap: 8px; }
+.price-field label { font-size: 13px; font-weight: 600; color: #3e3a44; white-space: nowrap; }
+.price-input { width: 100px; padding: 8px 10px; border: 1.5px solid #d4cfc7; border-radius: 8px; font-size: 14px; font-family: inherit; outline: none; }
+.price-input:focus { border-color: #7ec6a4; }
 
 .form-select {
   flex: 1;
@@ -520,14 +573,6 @@ function formatDate(d) {
   text-align: center;
 }
 
-.ing-cost {
-  font-size: 13px;
-  color: #4a9d7e;
-  font-weight: 500;
-  min-width: 60px;
-  text-align: right;
-}
-
 .price-row {
   display: flex;
   justify-content: space-between;
diff --git a/frontend/src/views/RecipeManager.vue b/frontend/src/views/RecipeManager.vue
index e678457..4dde55e 100644
--- a/frontend/src/views/RecipeManager.vue
+++ b/frontend/src/views/RecipeManager.vue
@@ -26,7 +26,6 @@
           <button v-if="manageSearch" class="search-clear-btn" @click="manageSearch = ''">✕</button>
         </div>
         <div class="toolbar-actions">
-          <button class="btn-outline btn-sm" @click="showAddOverlay = true">+ 添加配方</button>
           <button class="btn-outline btn-sm" @click="exportExcel">📥 导出Excel</button>
         </div>
       </div>
@@ -40,6 +39,7 @@
         :class="selectedDiaryIds.size > 0 ? 'btn-select-active' : 'btn-outline'"
         @click="toggleSelectAllDiary"
       >全选</button>
+      <button class="btn-outline btn-sm" @click="showAddOverlay = true">+ 添加配方</button>
       <button class="tag-toggle-btn" @click="showTagFilter = !showTagFilter">
         🏷️ 标签筛选 {{ showTagFilter ? '▾' : '▸' }}
       </button>
diff --git a/frontend/src/views/UserManagement.vue b/frontend/src/views/UserManagement.vue
index e299dbd..9759a80 100644
--- a/frontend/src/views/UserManagement.vue
+++ b/frontend/src/views/UserManagement.vue
@@ -22,17 +22,33 @@
     </div>
 
     <!-- Business Application Approval -->
-    <div v-if="businessApps.length > 0" class="review-section">
+    <div v-if="groupedBizApps.length > 0" class="review-section">
       <h4 class="section-title">💼 商业认证申请</h4>
       <div class="review-list">
-        <div v-for="app in businessApps" :key="app._id || app.id" class="review-item">
-          <div class="review-info">
-            <span class="review-name">{{ app.display_name || app.username }}</span>
-            <span class="review-reason">商户名：{{ app.business_name }}</span>
+        <div v-for="group in groupedBizApps" :key="group.user_id" class="biz-app-group">
+          <div class="review-item">
+            <div class="review-info">
+              <span class="review-name">{{ group.latest.display_name || group.latest.username }}</span>
+              <span class="review-reason">商户名：{{ group.latest.business_name }}</span>
+              <span class="biz-status-tag" :class="'biz-' + group.latest.status">{{ { pending: '待审核', approved: '已通过', rejected: '已拒绝' }[group.latest.status] }}</span>
+            </div>
+            <div class="review-actions">
+              <template v-if="group.latest.status === 'pending'">
+                <button class="btn-sm btn-approve" @click="approveBusiness(group.latest)">通过</button>
+                <button class="btn-sm btn-reject" @click="rejectBusiness(group.latest)">拒绝</button>
+              </template>
+              <button v-if="group.history.length > 1" class="btn-sm btn-outline" @click="group.expanded = !group.expanded">
+                {{ group.expanded ? '收起' : `历史 (${group.history.length})` }}
+              </button>
+            </div>
           </div>
-          <div class="review-actions">
-            <button class="btn-sm btn-approve" @click="approveBusiness(app)">通过</button>
-            <button class="btn-sm btn-reject" @click="rejectBusiness(app)">拒绝</button>
+          <div v-if="group.expanded" class="biz-history">
+            <div v-for="app in group.history" :key="app.id" class="biz-history-item">
+              <span class="biz-status-tag small" :class="'biz-' + app.status">{{ { pending: '待审核', approved: '已通过', rejected: '已拒绝' }[app.status] }}</span>
+              <span>{{ app.business_name }}</span>
+              <span v-if="app.reject_reason" class="biz-reject-reason">拒绝原因：{{ app.reject_reason }}</span>
+              <span class="biz-time">{{ formatDate(app.created_at) }}</span>
+            </div>
           </div>
         </div>
       </div>
@@ -111,6 +127,27 @@ const searchQuery = ref('')
 const filterRole = ref('')
 const translations = ref([])
 const businessApps = ref([])
+import { reactive } from 'vue'
+
+const groupedBizApps = computed(() => {
+  const map = {}
+  for (const app of businessApps.value) {
+    const uid = app.user_id
+    if (!map[uid]) map[uid] = { user_id: uid, history: [], latest: null, expanded: false }
+    map[uid].history.push(app)
+  }
+  return Object.values(map).map(g => {
+    g.history.sort((a, b) => b.id - a.id)
+    g.latest = g.history[0]
+    return reactive(g)
+  }).filter(g => g.latest)
+})
+
+function formatDate(d) {
+  if (!d) return ''
+  return new Date(d + 'Z').toLocaleString('zh-CN', { month: 'short', day: 'numeric', hour: '2-digit', minute: '2-digit' })
+}
+
 const roles = [
   { value: 'admin', label: '管理员' },
   { value: 'senior_editor', label: '高级编辑' },
@@ -138,10 +175,6 @@ function roleLabel(role) {
   return map[role] || role
 }
 
-function formatDate(d) {
-  if (!d) return '--'
-  return new Date(d).toLocaleDateString('zh-CN')
-}
 
 async function loadUsers() {
   try {
@@ -352,8 +385,26 @@ onMounted(() => {
 .review-actions {
   display: flex;
   gap: 6px;
+  flex-shrink: 0;
 }
 
+.biz-app-group { margin-bottom: 6px; }
+.biz-status-tag {
+  font-size: 11px; padding: 2px 8px; border-radius: 8px; font-weight: 500; white-space: nowrap;
+}
+.biz-status-tag.small { font-size: 10px; padding: 1px 6px; }
+.biz-pending { background: #fff3e0; color: #e65100; }
+.biz-approved { background: #e8f5e9; color: #2e7d32; }
+.biz-rejected { background: #fce4ec; color: #c62828; }
+.biz-history {
+  margin: 4px 0 8px 16px; padding: 8px 12px; background: #fafaf8; border-radius: 8px; border-left: 3px solid #e5e4e7;
+}
+.biz-history-item {
+  display: flex; align-items: center; gap: 8px; font-size: 12px; padding: 4px 0; flex-wrap: wrap;
+}
+.biz-reject-reason { color: #c62828; font-size: 11px; }
+.biz-time { color: #bbb; font-size: 11px; margin-left: auto; }
+
 .btn-approve {
   background: #4a9d7e;
   color: #fff;