diff --git a/frontend/src/api/client.ts b/frontend/src/api/client.ts
index 3aac41a6..0aafd893 100644
--- a/frontend/src/api/client.ts
+++ b/frontend/src/api/client.ts
@@ -5,6 +5,7 @@
 
 import axios, { AxiosInstance, AxiosError, InternalAxiosRequestConfig } from 'axios'
 import type { ApiResponse } from '@/types'
+import { getLocale } from '@/i18n'
 
 // ==================== Axios Instance Configuration ====================
 
@@ -27,6 +28,12 @@ apiClient.interceptors.request.use(
     if (token && config.headers) {
       config.headers.Authorization = `Bearer ${token}`
     }
+
+    // Attach locale for backend translations
+    if (config.headers) {
+      config.headers['Accept-Language'] = getLocale()
+    }
+
     return config
   },
   (error) => {
diff --git a/frontend/src/components/account/AccountStatusIndicator.vue b/frontend/src/components/account/AccountStatusIndicator.vue
index 914678a5..2783dbd9 100644
--- a/frontend/src/components/account/AccountStatusIndicator.vue
+++ b/frontend/src/components/account/AccountStatusIndicator.vue
@@ -52,7 +52,7 @@
       <div
         class="pointer-events-none absolute bottom-full left-1/2 z-50 mb-2 -translate-x-1/2 whitespace-nowrap rounded bg-gray-900 px-2 py-1 text-xs text-white opacity-0 transition-opacity group-hover:opacity-100 dark:bg-gray-700"
       >
-        Rate limited until {{ formatTime(account.rate_limit_reset_at) }}
+        {{ t('admin.accounts.statuses.rateLimitedUntil', { time: formatTime(account.rate_limit_reset_at) }) }}
         <div
           class="absolute left-1/2 top-full -translate-x-1/2 border-4 border-transparent border-t-gray-900 dark:border-t-gray-700"
         ></div>
@@ -77,7 +77,7 @@
       <div
         class="pointer-events-none absolute bottom-full left-1/2 z-50 mb-2 -translate-x-1/2 whitespace-nowrap rounded bg-gray-900 px-2 py-1 text-xs text-white opacity-0 transition-opacity group-hover:opacity-100 dark:bg-gray-700"
       >
-        Overloaded until {{ formatTime(account.overload_until) }}
+        {{ t('admin.accounts.statuses.overloadedUntil', { time: formatTime(account.overload_until) }) }}
         <div
           class="absolute left-1/2 top-full -translate-x-1/2 border-4 border-transparent border-t-gray-900 dark:border-t-gray-700"
         ></div>
@@ -96,9 +96,12 @@
 
 <script setup lang="ts">
 import { computed } from 'vue'
+import { useI18n } from 'vue-i18n'
 import type { Account } from '@/types'
 import { formatTime } from '@/utils/format'
 
+const { t } = useI18n()
+
 const props = defineProps<{
   account: Account
 }>()
@@ -140,12 +143,12 @@ const statusClass = computed(() => {
 // Computed: status text
 const statusText = computed(() => {
   if (!props.account.schedulable) {
-    return 'Paused'
+    return t('admin.accounts.statuses.paused')
   }
   if (isRateLimited.value || isOverloaded.value) {
-    return 'Limited'
+    return t('admin.accounts.statuses.limited')
   }
-  return props.account.status
+  return t(`admin.accounts.statuses.${props.account.status}`)
 })
 
 // Computed: tier display
diff --git a/frontend/src/components/account/AccountTestModal.vue b/frontend/src/components/account/AccountTestModal.vue
index 6424cbe4..619a2ba3 100644
--- a/frontend/src/components/account/AccountTestModal.vue
+++ b/frontend/src/components/account/AccountTestModal.vue
@@ -48,21 +48,18 @@
         </span>
       </div>
 
-      <!-- Model Selection -->
       <div class="space-y-1.5">
         <label class="text-sm font-medium text-gray-700 dark:text-gray-300">
           {{ t('admin.accounts.selectTestModel') }}
         </label>
-        <select
+        <Select
           v-model="selectedModelId"
+          :options="availableModels"
           :disabled="loadingModels || status === 'connecting'"
-          class="w-full rounded-lg border border-gray-300 bg-white px-3 py-2 text-sm text-gray-900 focus:border-primary-500 focus:ring-2 focus:ring-primary-500 disabled:cursor-not-allowed disabled:opacity-50 dark:border-dark-500 dark:bg-dark-700 dark:text-gray-100"
-        >
-          <option v-if="loadingModels" value="">{{ t('common.loading') }}...</option>
-          <option v-for="model in availableModels" :key="model.id" :value="model.id">
-            {{ model.display_name }} ({{ model.id }})
-          </option>
-        </select>
+          value-key="id"
+          label-key="display_name"
+          :placeholder="loadingModels ? t('common.loading') + '...' : t('admin.accounts.selectTestModel')"
+        />
       </div>
 
       <!-- Terminal Output -->
@@ -280,6 +277,7 @@
 import { ref, watch, nextTick } from 'vue'
 import { useI18n } from 'vue-i18n'
 import BaseDialog from '@/components/common/BaseDialog.vue'
+import Select from '@/components/common/Select.vue'
 import { useClipboard } from '@/composables/useClipboard'
 import { adminAPI } from '@/api/admin'
 import type { Account, ClaudeModel } from '@/types'
diff --git a/frontend/src/components/user/UserAttributeForm.vue b/frontend/src/components/user/UserAttributeForm.vue
index 68807c5d..17879c30 100644
--- a/frontend/src/components/user/UserAttributeForm.vue
+++ b/frontend/src/components/user/UserAttributeForm.vue
@@ -52,18 +52,12 @@
       />
 
       <!-- Select -->
-      <select
+      <Select
         v-else-if="attr.type === 'select'"
         v-model="localValues[attr.id]"
-        :required="attr.required"
-        class="input"
+        :options="attr.options || []"
         @change="emitChange"
-      >
-        <option value="">{{ t('common.selectOption') }}</option>
-        <option v-for="opt in attr.options" :key="opt.value" :value="opt.value">
-          {{ opt.label }}
-        </option>
-      </select>
+      />
 
       <!-- Multi-Select (Checkboxes) -->
       <div v-else-if="attr.type === 'multi_select'" class="space-y-2">
@@ -102,6 +96,7 @@ import { ref, watch, onMounted } from 'vue'
 import { useI18n } from 'vue-i18n'
 import { adminAPI } from '@/api/admin'
 import type { UserAttributeDefinition, UserAttributeValuesMap } from '@/types'
+import Select from '@/components/common/Select.vue'
 
 const { t } = useI18n()
 
diff --git a/frontend/src/components/user/UserAttributesConfigModal.vue b/frontend/src/components/user/UserAttributesConfigModal.vue
index 8da30898..07b9816d 100644
--- a/frontend/src/components/user/UserAttributesConfigModal.vue
+++ b/frontend/src/components/user/UserAttributesConfigModal.vue
@@ -142,11 +142,10 @@
       <!-- Type -->
       <div>
         <label class="input-label">{{ t('admin.users.attributes.type') }}</label>
-        <select v-model="form.type" class="input" required>
-          <option v-for="type in attributeTypes" :key="type" :value="type">
-            {{ t(`admin.users.attributes.types.${type}`) }}
-          </option>
-        </select>
+        <Select
+          v-model="form.type"
+          :options="attributeTypes.map(type => ({ value: type, label: t(`admin.users.attributes.types.${type}`) }))"
+        />
       </div>
 
       <!-- Options (for select/multi_select) -->
@@ -257,6 +256,7 @@ import { adminAPI } from '@/api/admin'
 import type { UserAttributeDefinition, UserAttributeType, UserAttributeOption } from '@/types'
 import BaseDialog from '@/components/common/BaseDialog.vue'
 import ConfirmDialog from '@/components/common/ConfirmDialog.vue'
+import Select from '@/components/common/Select.vue'
 
 const { t } = useI18n()
 const appStore = useAppStore()
diff --git a/frontend/src/i18n/locales/en.ts b/frontend/src/i18n/locales/en.ts
index 0b21bceb..112bf8dc 100644
--- a/frontend/src/i18n/locales/en.ts
+++ b/frontend/src/i18n/locales/en.ts
@@ -47,6 +47,7 @@ export default {
     description: 'Configure your Sub2API instance',
     database: {
       title: 'Database Configuration',
+      description: 'Connect to your PostgreSQL database',
       host: 'Host',
       port: 'Port',
       username: 'Username',
@@ -63,6 +64,7 @@ export default {
     },
     redis: {
       title: 'Redis Configuration',
+      description: 'Connect to your Redis server',
       host: 'Host',
       port: 'Port',
       password: 'Password (optional)',
@@ -71,6 +73,7 @@ export default {
     },
     admin: {
       title: 'Admin Account',
+      description: 'Create your administrator account',
       email: 'Email',
       password: 'Password',
       confirmPassword: 'Confirm Password',
@@ -80,9 +83,21 @@ export default {
     },
     ready: {
       title: 'Ready to Install',
+      description: 'Review your configuration and complete setup',
       database: 'Database',
       redis: 'Redis',
       adminEmail: 'Admin Email'
+    },
+    status: {
+      testing: 'Testing...',
+      success: 'Connection Successful',
+      testConnection: 'Test Connection',
+      installing: 'Installing...',
+      completeInstallation: 'Complete Installation',
+      completed: 'Installation completed!',
+      redirecting: 'Redirecting to login page...',
+      restarting: 'Service is restarting, please wait...',
+      timeout: 'Service restart is taking longer than expected. Please refresh the page manually.'
     }
   },
 
@@ -790,6 +805,18 @@ export default {
       failedToCreate: 'Failed to create group',
       failedToUpdate: 'Failed to update group',
       failedToDelete: 'Failed to delete group',
+      platforms: {
+        all: 'All Platforms',
+        anthropic: 'Anthropic',
+        openai: 'OpenAI',
+        gemini: 'Gemini',
+        antigravity: 'Antigravity'
+      },
+      statuses: {
+        active: 'Active',
+        inactive: 'Inactive',
+        error: 'Error'
+      },
       deleteConfirm:
         "Are you sure you want to delete '{name}'? All associated API keys will no longer belong to any group.",
       deleteConfirmSubscription:
@@ -954,6 +981,16 @@ export default {
       tokenRefreshed: 'Token refreshed successfully',
       accountDeleted: 'Account deleted successfully',
       rateLimitCleared: 'Rate limit cleared successfully',
+      statuses: {
+        active: 'Active',
+        inactive: 'Inactive',
+        error: 'Error',
+        cooldown: 'Cooldown',
+        paused: 'Paused',
+        limited: 'Limited',
+        rateLimitedUntil: 'Rate limited until {time}',
+        overloadedUntil: 'Overloaded until {time}'
+      },
       bulkActions: {
         selected: '{count} account(s) selected',
         selectCurrentPage: 'Select this page',
@@ -1396,6 +1433,17 @@ export default {
       searchProxies: 'Search proxies...',
       allProtocols: 'All Protocols',
       allStatus: 'All Status',
+      protocols: {
+        http: 'HTTP',
+        https: 'HTTPS',
+        socks5: 'SOCKS5',
+        socks5h: 'SOCKS5H (Remote DNS)'
+      },
+      statuses: {
+        active: 'Active',
+        inactive: 'Inactive',
+        error: 'Error'
+      },
       columns: {
         name: 'Name',
         protocol: 'Protocol',
diff --git a/frontend/src/i18n/locales/zh.ts b/frontend/src/i18n/locales/zh.ts
index 0c171ad0..c7358527 100644
--- a/frontend/src/i18n/locales/zh.ts
+++ b/frontend/src/i18n/locales/zh.ts
@@ -44,6 +44,7 @@ export default {
     description: '配置您的 Sub2API 实例',
     database: {
       title: '数据库配置',
+      description: '连接到您的 PostgreSQL 数据库',
       host: '主机',
       port: '端口',
       username: '用户名',
@@ -60,6 +61,7 @@ export default {
     },
     redis: {
       title: 'Redis 配置',
+      description: '连接到您的 Redis 服务器',
       host: '主机',
       port: '端口',
       password: '密码（可选）',
@@ -68,6 +70,7 @@ export default {
     },
     admin: {
       title: '管理员账户',
+      description: '创建您的管理员账户',
       email: '邮箱',
       password: '密码',
       confirmPassword: '确认密码',
@@ -77,9 +80,21 @@ export default {
     },
     ready: {
       title: '准备安装',
+      description: '检查您的配置并完成安装',
       database: '数据库',
       redis: 'Redis',
       adminEmail: '管理员邮箱'
+    },
+    status: {
+      testing: '测试中...',
+      success: '连接成功',
+      testConnection: '测试连接',
+      installing: '安装中...',
+      completeInstallation: '完成安装',
+      completed: '安装完成！',
+      redirecting: '正在跳转到登录页面...',
+      restarting: '服务正在重启，请稍候...',
+      timeout: '服务重启时间超出预期，请手动刷新页面。'
     }
   },
 
@@ -848,8 +863,15 @@ export default {
       rateMultiplierHint: '1.0 = 标准费率，0.5 = 半价，2.0 = 双倍',
       platforms: {
         all: '全部平台',
-        claude: 'Claude',
-        openai: 'OpenAI'
+        anthropic: 'Anthropic',
+        openai: 'OpenAI',
+        gemini: 'Gemini',
+        antigravity: 'Antigravity'
+      },
+      statuses: {
+        active: '正常',
+        inactive: '停用',
+        error: '错误'
       },
       saving: '保存中...',
       noGroups: '暂无分组',
@@ -1054,7 +1076,11 @@ export default {
         active: '正常',
         inactive: '停用',
         error: '错误',
-        cooldown: '冷却中'
+        cooldown: '冷却中',
+        paused: '暂停',
+        limited: '限流',
+        rateLimitedUntil: '限流中，重置时间：{time}',
+        overloadedUntil: '负载过重，重置时间：{time}'
       },
       usageWindow: {
         statsTitle: '5小时窗口用量统计',
@@ -1520,7 +1546,8 @@ export default {
       protocols: {
         http: 'HTTP',
         https: 'HTTPS',
-        socks5: 'SOCKS5'
+        socks5: 'SOCKS5',
+        socks5h: 'SOCKS5H (服务端解析 DNS)'
       },
       statuses: {
         active: '正常',
diff --git a/frontend/src/views/admin/DashboardView.vue b/frontend/src/views/admin/DashboardView.vue
index 8c0ca817..b7f2b826 100644
--- a/frontend/src/views/admin/DashboardView.vue
+++ b/frontend/src/views/admin/DashboardView.vue
@@ -504,7 +504,7 @@ const userTrendChartData = computed(() => {
     if (email && email.includes('@')) {
       return email.split('@')[0]
     }
-    return `User #${userId}`
+    return t('admin.redeem.userPrefix', { id: userId })
   }
 
   // Group by user
diff --git a/frontend/src/views/admin/GroupsView.vue b/frontend/src/views/admin/GroupsView.vue
index 1026f7bc..bc54d3d0 100644
--- a/frontend/src/views/admin/GroupsView.vue
+++ b/frontend/src/views/admin/GroupsView.vue
@@ -88,15 +88,7 @@
               ]"
             >
               <PlatformIcon :platform="value" size="xs" />
-              {{
-                value === 'anthropic'
-                  ? 'Anthropic'
-                  : value === 'openai'
-                    ? 'OpenAI'
-                    : value === 'antigravity'
-                      ? 'Antigravity'
-                      : 'Gemini'
-              }}
+              {{ t('admin.groups.platforms.' + value) }}
             </span>
           </template>
 
@@ -172,7 +164,7 @@
 
           <template #cell-status="{ value }">
             <span :class="['badge', value === 'active' ? 'badge-success' : 'badge-danger']">
-              {{ value }}
+              {{ t('admin.groups.statuses.' + value) }}
             </span>
           </template>
 
diff --git a/frontend/src/views/admin/ProxiesView.vue b/frontend/src/views/admin/ProxiesView.vue
index 613b503c..ffe0a7ef 100644
--- a/frontend/src/views/admin/ProxiesView.vue
+++ b/frontend/src/views/admin/ProxiesView.vue
@@ -103,7 +103,7 @@
 
           <template #cell-status="{ value }">
             <span :class="['badge', value === 'active' ? 'badge-success' : 'badge-danger']">
-              {{ value }}
+              {{ t('admin.proxies.statuses.' + value) }}
             </span>
           </template>
 
@@ -639,16 +639,16 @@ const statusOptions = computed(() => [
 ])
 
 // Form options
-const protocolSelectOptions = [
-  { value: 'http', label: 'HTTP' },
-  { value: 'https', label: 'HTTPS' },
-  { value: 'socks5', label: 'SOCKS5' },
-  { value: 'socks5h', label: 'SOCKS5H (服务端解析DNS)' }
-]
+const protocolSelectOptions = computed(() => [
+  { value: 'http', label: t('admin.proxies.protocols.http') },
+  { value: 'https', label: t('admin.proxies.protocols.https') },
+  { value: 'socks5', label: t('admin.proxies.protocols.socks5') },
+  { value: 'socks5h', label: t('admin.proxies.protocols.socks5h') }
+])
 
 const editStatusOptions = computed(() => [
-  { value: 'active', label: t('common.active') },
-  { value: 'inactive', label: t('common.inactive') }
+  { value: 'active', label: t('admin.proxies.statuses.active') },
+  { value: 'inactive', label: t('admin.proxies.statuses.inactive') }
 ])
 
 const proxies = ref<Proxy[]>([])
diff --git a/frontend/src/views/admin/RedeemView.vue b/frontend/src/views/admin/RedeemView.vue
index ad9a8f35..4f209ae2 100644
--- a/frontend/src/views/admin/RedeemView.vue
+++ b/frontend/src/views/admin/RedeemView.vue
@@ -112,7 +112,7 @@
                     : 'badge-primary'
               ]"
             >
-              {{ value }}
+              {{ t('admin.redeem.types.' + value) }}
             </span>
           </template>
 
@@ -120,7 +120,7 @@
             <span class="text-sm font-medium text-gray-900 dark:text-white">
               <template v-if="row.type === 'balance'">${{ value.toFixed(2) }}</template>
               <template v-else-if="row.type === 'subscription'">
-                {{ row.validity_days || 30 }}{{ t('admin.redeem.days') }}
+                {{ row.validity_days || 30 }} {{ t('admin.redeem.days') }}
                 <span v-if="row.group" class="ml-1 text-xs text-gray-500 dark:text-gray-400"
                   >({{ row.group.name }})</span
                 >
@@ -140,7 +140,7 @@
                     : 'badge-danger'
               ]"
             >
-              {{ value }}
+              {{ t('admin.redeem.statuses.' + value) }}
             </span>
           </template>
 
diff --git a/frontend/src/views/admin/SubscriptionsView.vue b/frontend/src/views/admin/SubscriptionsView.vue
index 679c3275..4c83f1fe 100644
--- a/frontend/src/views/admin/SubscriptionsView.vue
+++ b/frontend/src/views/admin/SubscriptionsView.vue
@@ -72,7 +72,7 @@
                 </span>
               </div>
               <span class="font-medium text-gray-900 dark:text-white">{{
-                row.user?.email || `User #${row.user_id}`
+                row.user?.email || t('admin.redeem.userPrefix', { id: row.user_id })
               }}</span>
             </div>
           </template>
diff --git a/frontend/src/views/admin/UsersView.vue b/frontend/src/views/admin/UsersView.vue
index e070d08a..a12b34e1 100644
--- a/frontend/src/views/admin/UsersView.vue
+++ b/frontend/src/views/admin/UsersView.vue
@@ -31,47 +31,29 @@
             </div>
 
             <!-- Role Filter (visible when enabled) -->
-            <div v-if="visibleFilters.has('role')" class="relative">
-              <select
+            <div v-if="visibleFilters.has('role')" class="w-32">
+              <Select
                 v-model="filters.role"
+                :options="[
+                  { value: '', label: t('admin.users.allRoles') },
+                  { value: 'admin', label: t('admin.users.admin') },
+                  { value: 'user', label: t('admin.users.user') }
+                ]"
                 @change="applyFilter"
-                class="input w-32 cursor-pointer appearance-none pr-8"
-              >
-                <option value="">{{ t('admin.users.allRoles') }}</option>
-                <option value="admin">{{ t('admin.users.admin') }}</option>
-                <option value="user">{{ t('admin.users.user') }}</option>
-              </select>
-              <svg
-                class="pointer-events-none absolute right-2.5 top-1/2 h-4 w-4 -translate-y-1/2 text-gray-400"
-                fill="none"
-                stroke="currentColor"
-                viewBox="0 0 24 24"
-                stroke-width="1.5"
-              >
-                <path stroke-linecap="round" stroke-linejoin="round" d="M19.5 8.25l-7.5 7.5-7.5-7.5" />
-              </svg>
+              />
             </div>
 
             <!-- Status Filter (visible when enabled) -->
-            <div v-if="visibleFilters.has('status')" class="relative">
-              <select
+            <div v-if="visibleFilters.has('status')" class="w-32">
+              <Select
                 v-model="filters.status"
+                :options="[
+                  { value: '', label: t('admin.users.allStatus') },
+                  { value: 'active', label: t('common.active') },
+                  { value: 'disabled', label: t('admin.users.disabled') }
+                ]"
                 @change="applyFilter"
-                class="input w-32 cursor-pointer appearance-none pr-8"
-              >
-                <option value="">{{ t('admin.users.allStatus') }}</option>
-                <option value="active">{{ t('common.active') }}</option>
-                <option value="disabled">{{ t('admin.users.disabled') }}</option>
-              </select>
-              <svg
-                class="pointer-events-none absolute right-2.5 top-1/2 h-4 w-4 -translate-y-1/2 text-gray-400"
-                fill="none"
-                stroke="currentColor"
-                viewBox="0 0 24 24"
-                stroke-width="1.5"
-              >
-                <path stroke-linecap="round" stroke-linejoin="round" d="M19.5 8.25l-7.5 7.5-7.5-7.5" />
-              </svg>
+              />
             </div>
 
             <!-- Dynamic Attribute Filters -->
@@ -98,29 +80,16 @@
                 />
                 <!-- Select/Multi-select type -->
                 <template v-else-if="['select', 'multi_select'].includes(getAttributeDefinition(Number(attrId))?.type || '')">
-                  <select
-                    :value="value"
-                    @change="(e) => { updateAttributeFilter(Number(attrId), (e.target as HTMLSelectElement).value); applyFilter() }"
-                    class="input w-36 cursor-pointer appearance-none pr-8"
-                  >
-                    <option value="">{{ getAttributeDefinitionName(Number(attrId)) }}</option>
-                    <option
-                      v-for="opt in getAttributeDefinition(Number(attrId))?.options || []"
-                      :key="opt.value"
-                      :value="opt.value"
-                    >
-                      {{ opt.label }}
-                    </option>
-                  </select>
-                  <svg
-                    class="pointer-events-none absolute right-2.5 top-1/2 h-4 w-4 -translate-y-1/2 text-gray-400"
-                    fill="none"
-                    stroke="currentColor"
-                    viewBox="0 0 24 24"
-                    stroke-width="1.5"
-                  >
-                    <path stroke-linecap="round" stroke-linejoin="round" d="M19.5 8.25l-7.5 7.5-7.5-7.5" />
-                  </svg>
+                  <div class="w-36">
+                    <Select
+                      :model-value="value"
+                      :options="[
+                        { value: '', label: getAttributeDefinitionName(Number(attrId)) },
+                        ...(getAttributeDefinition(Number(attrId))?.options || [])
+                      ]"
+                      @update:model-value="(val) => { updateAttributeFilter(Number(attrId), String(val ?? '')); applyFilter() }"
+                    />
+                  </div>
                 </template>
                 <!-- Fallback -->
                 <input
@@ -337,7 +306,7 @@
 
           <template #cell-role="{ value }">
             <span :class="['badge', value === 'admin' ? 'badge-purple' : 'badge-gray']">
-              {{ value }}
+              {{ t('admin.users.roles.' + value) }}
             </span>
           </template>
 
@@ -1419,6 +1388,7 @@ import BaseDialog from '@/components/common/BaseDialog.vue'
 import ConfirmDialog from '@/components/common/ConfirmDialog.vue'
 import EmptyState from '@/components/common/EmptyState.vue'
 import GroupBadge from '@/components/common/GroupBadge.vue'
+import Select from '@/components/common/Select.vue'
 import UserAttributesConfigModal from '@/components/user/UserAttributesConfigModal.vue'
 import UserAttributeForm from '@/components/user/UserAttributeForm.vue'
 
diff --git a/frontend/src/views/setup/SetupWizardView.vue b/frontend/src/views/setup/SetupWizardView.vue
index 977eee6e..bc100533 100644
--- a/frontend/src/views/setup/SetupWizardView.vue
+++ b/frontend/src/views/setup/SetupWizardView.vue
@@ -87,7 +87,7 @@
               {{ t('setup.database.title') }}
             </h2>
             <p class="mt-1 text-sm text-gray-500 dark:text-dark-400">
-              Connect to your PostgreSQL database
+              {{ t('setup.database.description') }}
             </p>
           </div>
 
@@ -145,12 +145,15 @@
             </div>
             <div>
               <label class="input-label">{{ t('setup.database.sslMode') }}</label>
-              <select v-model="formData.database.sslmode" class="input">
-                <option value="disable">{{ t('setup.database.ssl.disable') }}</option>
-                <option value="require">{{ t('setup.database.ssl.require') }}</option>
-                <option value="verify-ca">{{ t('setup.database.ssl.verifyCa') }}</option>
-                <option value="verify-full">{{ t('setup.database.ssl.verifyFull') }}</option>
-              </select>
+              <Select
+                v-model="formData.database.sslmode"
+                :options="[
+                  { value: 'disable', label: t('setup.database.ssl.disable') },
+                  { value: 'require', label: t('setup.database.ssl.require') },
+                  { value: 'verify-ca', label: t('setup.database.ssl.verifyCa') },
+                  { value: 'verify-full', label: t('setup.database.ssl.verifyFull') }
+                ]"
+              />
             </div>
           </div>
 
@@ -190,7 +193,11 @@
               <path stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5" />
             </svg>
             {{
-              testingDb ? 'Testing...' : dbConnected ? 'Connection Successful' : 'Test Connection'
+              testingDb
+                ? t('setup.status.testing')
+                : dbConnected
+                  ? t('setup.status.success')
+                  : t('setup.status.testConnection')
             }}
           </button>
         </div>
@@ -202,7 +209,7 @@
               {{ t('setup.redis.title') }}
             </h2>
             <p class="mt-1 text-sm text-gray-500 dark:text-dark-400">
-              Connect to your Redis server
+              {{ t('setup.redis.description') }}
             </p>
           </div>
 
@@ -285,10 +292,10 @@
             </svg>
             {{
               testingRedis
-                ? 'Testing...'
+                ? t('setup.status.testing')
                 : redisConnected
-                  ? 'Connection Successful'
-                  : 'Test Connection'
+                  ? t('setup.status.success')
+                  : t('setup.status.testConnection')
             }}
           </button>
         </div>
@@ -300,7 +307,7 @@
               {{ t('setup.admin.title') }}
             </h2>
             <p class="mt-1 text-sm text-gray-500 dark:text-dark-400">
-              Create your administrator account
+              {{ t('setup.admin.description') }}
             </p>
           </div>
 
@@ -348,7 +355,7 @@
               {{ t('setup.ready.title') }}
             </h2>
             <p class="mt-1 text-sm text-gray-500 dark:text-dark-400">
-              Review your configuration and complete setup
+              {{ t('setup.ready.description') }}
             </p>
           </div>
 
@@ -447,13 +454,13 @@
             </svg>
             <div>
               <p class="text-sm font-medium text-green-700 dark:text-green-400">
-                Installation completed!
+                {{ t('setup.status.completed') }}
               </p>
               <p class="mt-1 text-sm text-green-600 dark:text-green-500">
                 {{
                   serviceReady
-                    ? 'Redirecting to login page...'
-                    : 'Service is restarting, please wait...'
+                    ? t('setup.status.redirecting')
+                    : t('setup.status.restarting')
                 }}
               </p>
             </div>
@@ -480,7 +487,7 @@
                 d="M15.75 19.5L8.25 12l7.5-7.5"
               />
             </svg>
-            Previous
+            {{ t('common.back') }}
           </button>
           <div v-else></div>
 
@@ -490,7 +497,7 @@
             :disabled="!canProceed"
             class="btn btn-primary"
           >
-            Next
+            {{ t('common.next') }}
             <svg
               class="ml-2 h-4 w-4"
               fill="none"
@@ -528,7 +535,7 @@
                 d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z"
               ></path>
             </svg>
-            {{ installing ? 'Installing...' : 'Complete Installation' }}
+            {{ installing ? t('setup.status.installing') : t('setup.status.completeInstallation') }}
           </button>
         </div>
       </div>
@@ -540,15 +547,16 @@
 import { ref, reactive, computed } from 'vue'
 import { useI18n } from 'vue-i18n'
 import { testDatabase, testRedis, install, type InstallRequest } from '@/api/setup'
+import Select from '@/components/common/Select.vue'
 
 const { t } = useI18n()
 
-const steps = [
-  { id: 'database', title: 'Database' },
-  { id: 'redis', title: 'Redis' },
-  { id: 'admin', title: 'Admin' },
-  { id: 'complete', title: 'Complete' }
-]
+const steps = computed(() => [
+  { id: 'database', title: t('setup.database.title') },
+  { id: 'redis', title: t('setup.redis.title') },
+  { id: 'admin', title: t('setup.admin.title') },
+  { id: 'complete', title: t('setup.ready.title') }
+])
 
 const currentStep = ref(0)
 const errorMessage = ref('')
@@ -710,7 +718,6 @@ async function waitForServiceRestart() {
 
   // If we reach here, service didn't restart in time
   // Show a message to refresh manually
-  errorMessage.value =
-    'Service restart is taking longer than expected. Please refresh the page manually.'
+  errorMessage.value = t('setup.status.timeout')
 }
 </script>