diff --git a/apps/taro/src/app.tsx b/apps/taro/src/app.tsx
index 16525f55..6a56acbe 100644
--- a/apps/taro/src/app.tsx
+++ b/apps/taro/src/app.tsx
@@ -61,10 +61,7 @@ function shouldUseAdminShell(path: string) {
 }
 
 export default function App({ children }: PropsWithChildren) {
-  const [routeReady, setRouteReady] = useState(() => {
-    const initialPath = currentPagePath();
-    return isPathAllowedForPortal(initialPath) && !shouldGuardPath(initialPath);
-  });
+  const [routeReady, setRouteReady] = useState(false);
   const [path, setPath] = useState(() => currentPagePath());
 
   function verifyCurrentRoute() {
diff --git a/apps/taro/src/components/AdminLegacyShell.css b/apps/taro/src/components/AdminLegacyShell.css
index d74a1ae2..ba5024b9 100644
--- a/apps/taro/src/components/AdminLegacyShell.css
+++ b/apps/taro/src/components/AdminLegacyShell.css
@@ -47,6 +47,15 @@
   box-shadow: 0 6px 15px rgba(15, 23, 42, 0.18);
 }
 
+.backoffice-mobile-nav::-webkit-scrollbar {
+  height: 5px;
+}
+
+.backoffice-mobile-nav::-webkit-scrollbar-thumb {
+  border-radius: 999px;
+  background: #cbd5e1;
+}
+
 .backoffice-mobile-mark {
   font-size: 14px;
   font-weight: 900;
@@ -203,6 +212,23 @@
   color: #fff;
 }
 
+.backoffice-legacy-main .admin-input,
+.backoffice-legacy-main .platform-input,
+.backoffice-legacy-main .admin-textarea {
+  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
+}
+
+.backoffice-legacy-main .admin-form-grid,
+.backoffice-legacy-main .platform-form,
+.backoffice-legacy-main .platform-permission-panel {
+  border-color: #e5e7eb;
+}
+
+.backoffice-legacy-main .admin-list,
+.backoffice-legacy-main .platform-list {
+  overflow: hidden;
+}
+
 @media (min-width: 980px) {
   .backoffice-legacy-layout {
     display: grid;
diff --git a/apps/taro/src/pages/platform-admin/platform.css b/apps/taro/src/pages/platform-admin/platform.css
index c6b4ebdb..f1c26481 100644
--- a/apps/taro/src/pages/platform-admin/platform.css
+++ b/apps/taro/src/pages/platform-admin/platform.css
@@ -681,6 +681,73 @@
   font-size: 14px;
 }
 
+.platform-actions .platform-input {
+  flex: 0 1 280px;
+}
+
+.platform-form .platform-button {
+  align-self: center;
+}
+
+.platform-row-actions {
+  padding-top: 8px;
+  border-top: 1px solid #f8fafc;
+}
+
+.platform-permission-panel {
+  gap: 12px;
+  padding: 12px;
+  background: #f8fafc;
+}
+
+.platform-permission-header {
+  padding-bottom: 10px;
+  border-bottom: 1px solid #e5e7eb;
+}
+
+.platform-permission-group {
+  gap: 6px;
+}
+
+.platform-chip-list {
+  gap: 7px;
+}
+
+.platform-section .platform-form + .platform-permission-panel {
+  margin-top: 12px;
+}
+
+.platform-row .platform-chip-list.compact {
+  padding-top: 10px;
+}
+
+.platform-row .platform-chip.readonly {
+  max-width: 260px;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.platform-metric:nth-child(4n + 1),
+.platform-row:nth-child(4n + 1) {
+  border-left: 4px solid #2563eb;
+}
+
+.platform-metric:nth-child(4n + 2),
+.platform-row:nth-child(4n + 2) {
+  border-left: 4px solid #10b981;
+}
+
+.platform-metric:nth-child(4n + 3),
+.platform-row:nth-child(4n + 3) {
+  border-left: 4px solid #f59e0b;
+}
+
+.platform-metric:nth-child(4n),
+.platform-row:nth-child(4n) {
+  border-left: 4px solid #64748b;
+}
+
 @media (min-width: 980px) {
   .platform-page {
     padding: 24px;
@@ -697,4 +764,12 @@
   .platform-title {
     font-size: 30px;
   }
+
+  .platform-form {
+    grid-template-columns: repeat(4, minmax(0, 1fr));
+  }
+
+  .platform-field.wide {
+    grid-column: span 2;
+  }
 }
diff --git a/apps/taro/src/pages/student/login/index.tsx b/apps/taro/src/pages/student/login/index.tsx
index 83875f77..97be58fb 100644
--- a/apps/taro/src/pages/student/login/index.tsx
+++ b/apps/taro/src/pages/student/login/index.tsx
@@ -1,6 +1,7 @@
 import { useEffect, useState } from 'react';
 import { useRouter } from '@tarojs/taro';
 import { Button, Input, Text, View } from '@tarojs/components';
+import { appEnv, ensureRuntimeConfigLoaded, type Portal } from '@/env';
 import { getTenantContext } from '@/services/api';
 import { loadCurrentUser, sendSmsCode, verifySmsCode } from '@/services/auth';
 import { landingPath, redirectAfterLogin } from '@/services/routeGuard';
@@ -9,6 +10,8 @@ import '../student.css';
 export default function StudentLoginPage() {
   const router = useRouter();
   const tenant = getTenantContext();
+  const [portal, setPortal] = useState<Portal>(appEnv.portal);
+  const [runtimeReady, setRuntimeReady] = useState(false);
   const [phone, setPhone] = useState('');
   const [code, setCode] = useState('');
   const [debugCode, setDebugCode] = useState('');
@@ -19,15 +22,54 @@ export default function StudentLoginPage() {
   const [verifying, setVerifying] = useState(false);
 
   useEffect(() => {
-    if (router.params?.reason) {
-      setReason(decodeURIComponent(router.params.reason));
-      return;
-    }
-    loadCurrentUser()
-      .then(() => redirectAfterLogin(router.params?.redirect || landingPath()))
-      .catch(() => undefined);
+    ensureRuntimeConfigLoaded()
+      .then(() => {
+        setPortal(appEnv.portal);
+        setRuntimeReady(true);
+        if (router.params?.reason) {
+          setReason(decodeURIComponent(router.params.reason));
+          return;
+        }
+        loadCurrentUser()
+          .then(() => redirectAfterLogin(router.params?.redirect || landingPath()))
+          .catch(() => undefined);
+      })
+      .catch(() => {
+        setPortal(appEnv.portal);
+        setRuntimeReady(true);
+      });
   }, []);
 
+  const isPlatformAdmin = portal === 'platform-admin';
+  const isTenantAdmin = portal === 'tenant-admin';
+  const isAdminPortal = isPlatformAdmin || isTenantAdmin;
+  const loginCopy = isPlatformAdmin
+    ? {
+      mark: '管',
+      kicker: 'Platform Console',
+      title: '平台后台登录',
+      subtitle: '登录后管理租户、账务、公共题库和平台员工权限。',
+      formTitle: '管理员手机号登录',
+      formMeta: '短信验证码确认身份后，还会校验平台管理员权限。',
+    }
+    : isTenantAdmin
+      ? {
+        mark: '题',
+        kicker: 'Tenant Admin',
+        title: '租户后台登录',
+        subtitle: '登录后管理学生、题库内容、营销活动、财务和品牌设置。',
+        formTitle: '后台手机号登录',
+        formMeta: '短信验证码确认身份后，还会校验租户后台权限。',
+      }
+      : {
+        mark: (tenant?.branding.shortName || tenant?.branding.brandName || '题').slice(0, 1),
+        kicker: tenant?.branding.shortName || tenant?.branding.brandName || '题库系统',
+        title: '欢迎回来',
+        subtitle: '登录后继续刷题、查看错题和学习报告。',
+        formTitle: '手机号登录',
+        formMeta: '短信验证码将用于确认当前租户和账号身份。',
+      };
+
   async function handleSendCode() {
     setSending(true);
     setError('');
@@ -58,19 +100,19 @@ export default function StudentLoginPage() {
   }
 
   return (
-    <View className='student-page login-page'>
+    <View className={`student-page login-page ${isAdminPortal ? 'login-page-admin' : 'login-page-student'} ${runtimeReady ? 'runtime-ready' : ''}`}>
       <View className='login-hero'>
         <View className='login-avatar'>
-          <Text className='login-avatar-mark'>{(tenant?.branding.shortName || tenant?.branding.brandName || '题').slice(0, 1)}</Text>
+          <Text className='login-avatar-mark'>{loginCopy.mark}</Text>
         </View>
-        <Text className='login-kicker'>{tenant?.branding.shortName || tenant?.branding.brandName || '题库系统'}</Text>
-        <Text className='login-title'>欢迎回来</Text>
-        <Text className='login-subtitle'>登录后继续刷题、查看错题和学习报告。</Text>
+        <Text className='login-kicker'>{loginCopy.kicker}</Text>
+        <Text className='login-title'>{loginCopy.title}</Text>
+        <Text className='login-subtitle'>{loginCopy.subtitle}</Text>
       </View>
 
       <View className='login-card list-stack'>
-        <Text className='row-main'>手机号登录</Text>
-        <Text className='row-meta'>短信验证码将用于确认当前租户和账号身份。</Text>
+        <Text className='row-main'>{loginCopy.formTitle}</Text>
+        <Text className='row-meta'>{loginCopy.formMeta}</Text>
         {reason ? <Text className='error-text'>{reason}</Text> : null}
         <Input className='input' type='number' maxlength={11} placeholder='请输入手机号' value={phone} onInput={event => setPhone(String(event.detail.value || ''))} />
         <View className='toolbar'>
diff --git a/apps/taro/src/pages/student/student.css b/apps/taro/src/pages/student/student.css
index 1c48adcc..eeb6184d 100644
--- a/apps/taro/src/pages/student/student.css
+++ b/apps/taro/src/pages/student/student.css
@@ -114,6 +114,48 @@
   min-width: 0;
 }
 
+.login-page-admin {
+  background:
+    linear-gradient(to right, rgba(15, 23, 42, 0.035) 1px, transparent 1px),
+    linear-gradient(to bottom, rgba(15, 23, 42, 0.035) 1px, transparent 1px),
+    #f4f6f9;
+  background-size: 40px 40px;
+}
+
+.login-page-admin .login-hero {
+  background: #111827;
+  box-shadow: 0 16px 34px rgba(15, 23, 42, 0.18);
+}
+
+.login-page-admin .login-hero::after {
+  background: rgba(37, 99, 235, 0.26);
+}
+
+.login-page-admin .login-avatar {
+  border-color: rgba(255, 255, 255, 0.18);
+  background: #1e293b;
+}
+
+.login-page-admin .login-avatar-mark {
+  color: #fff;
+}
+
+.login-page-admin .login-kicker {
+  color: #93c5fd;
+}
+
+.login-page-admin .login-card {
+  border-color: #e5e7eb;
+}
+
+.login-page-admin .login-card .row-main {
+  color: #111827;
+}
+
+.login-page-admin .login-card .row-meta {
+  color: #64748b;
+}
+
 .student-topbar {
   display: flex;
   align-items: center;
@@ -2026,6 +2068,71 @@
   font-weight: 900;
 }
 
+.notifications-page .notification-row,
+.review-page .list-row,
+.video-page .list-row {
+  border-left: 4px solid #1152d4;
+}
+
+.notifications-page .notification-row:nth-child(2n),
+.review-page .list-row:nth-child(2n),
+.video-page .list-row:nth-child(2n) {
+  border-left-color: #10b981;
+}
+
+.notifications-page .notification-row:nth-child(3n),
+.review-page .list-row:nth-child(3n),
+.video-page .list-row:nth-child(3n) {
+  border-left-color: #f59e0b;
+}
+
+.checkout-page .quiet-panel,
+.reports-page .report-panel,
+.profile-page .profile-card,
+.vocabulary-overview-panel,
+.scoreline-filter-panel {
+  overflow: hidden;
+}
+
+.checkout-page .quiet-panel::before,
+.reports-page .report-panel::before,
+.profile-page .profile-card::before,
+.vocabulary-overview-panel::before,
+.scoreline-filter-panel::before {
+  content: "";
+  display: block;
+  width: 56px;
+  height: 4px;
+  margin-bottom: 16px;
+  border-radius: 999px;
+  background: #1152d4;
+}
+
+.assets-page .asset-preview-panel,
+.scoreline-page .scoreline-filter-panel,
+.vocabulary-page .vocabulary-card,
+.handbook-page .handbook-search-panel {
+  border-top: 4px solid #1152d4;
+}
+
+.video-page .video-frame {
+  border-radius: 16px;
+  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.08);
+}
+
+.student-page .toolbar::-webkit-scrollbar,
+.scoreline-chip-row::-webkit-scrollbar,
+.handbook-outline::-webkit-scrollbar {
+  height: 6px;
+}
+
+.student-page .toolbar::-webkit-scrollbar-thumb,
+.scoreline-chip-row::-webkit-scrollbar-thumb,
+.handbook-outline::-webkit-scrollbar-thumb {
+  border-radius: 999px;
+  background: #cbd5e1;
+}
+
 @media (min-width: 900px) {
   .student-page {
     width: 100%;
@@ -2068,6 +2175,10 @@
     padding: 40px;
   }
 
+  .login-page-admin .login-hero {
+    border-radius: 24px 0 0 24px;
+  }
+
   .login-card .input {
     height: 52px;
     font-size: 15px;
diff --git a/apps/taro/src/pages/tenant-admin/admin.css b/apps/taro/src/pages/tenant-admin/admin.css
index 0c05ac9a..3113aa60 100644
--- a/apps/taro/src/pages/tenant-admin/admin.css
+++ b/apps/taro/src/pages/tenant-admin/admin.css
@@ -759,6 +759,94 @@
   border-radius: 9px;
 }
 
+.admin-field {
+  min-width: 0;
+}
+
+.admin-actions .admin-input,
+.admin-actions .admin-button,
+.admin-tabs .admin-button {
+  flex: 0 0 auto;
+}
+
+.admin-actions .admin-input {
+  width: 240px;
+}
+
+.admin-form-grid .admin-button {
+  align-self: center;
+}
+
+.admin-metric.theme-template {
+  border-top: 4px solid #2563eb;
+}
+
+.admin-metric.theme-template.selected {
+  border-color: #bfdbfe;
+  background: #eff6ff;
+  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.12);
+}
+
+.admin-sub-list {
+  gap: 6px;
+  padding: 10px;
+  background: #f8fafc;
+}
+
+.admin-sub-row {
+  padding: 9px 10px;
+}
+
+.admin-row-actions {
+  padding-top: 8px;
+  border-top: 1px solid #f8fafc;
+}
+
+.admin-row .admin-chip,
+.admin-chip {
+  display: inline-flex;
+  align-items: center;
+  min-height: 32px;
+  padding: 0 10px;
+  border: 1px solid #e5e7eb;
+  border-radius: 8px;
+  background: #f8fafc;
+  color: #475569;
+  font-size: 13px;
+  font-weight: 760;
+}
+
+.theme-preview-panel {
+  border-top: 4px solid #2563eb;
+}
+
+.theme-preview-banner {
+  min-height: 96px;
+  padding: 18px;
+}
+
+.theme-preview-title {
+  font-size: 22px;
+  font-weight: 900;
+}
+
+.theme-preview-subtitle {
+  font-size: 14px;
+}
+
+.theme-preview-actions {
+  padding: 12px 16px;
+}
+
+.theme-preview-pill {
+  width: 64px;
+  height: 24px;
+}
+
+.admin-error {
+  font-size: 14px;
+}
+
 @media (min-width: 980px) {
   .admin-page {
     padding: 24px;
@@ -779,4 +867,16 @@
   .admin-section .admin-list {
     gap: 10px;
   }
+
+  .admin-form-grid {
+    grid-template-columns: repeat(2, minmax(0, 1fr));
+  }
+
+  .admin-form-grid .admin-textarea {
+    grid-column: 1 / -1;
+  }
+
+  .admin-section .admin-grid.three {
+    grid-template-columns: repeat(3, minmax(0, 1fr));
+  }
 }