diff --git a/docker-compose.yml b/docker-compose.yml
index 64c31c3..8f3bd42 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -85,7 +85,6 @@ services:
       # 挂载前端与服务端源码为只读，确保容器运行当前工作区代码（避免旧镜像残留）
       - ./server/src:/app/server/src:ro
       - ./index.html:/app/index.html:ro
-      - ./login.html:/app/login.html:ro
       - ./admin:/app/admin:ro
       - ./views:/app/views:ro
       - ./js:/app/js:ro
diff --git a/index.html b/index.html
index c9868c2..2fe5837 100644
--- a/index.html
+++ b/index.html
@@ -1440,42 +1440,6 @@
     <script src="js/storage/storage.js"></script>
     <!-- 先初始化存储适配器（提供 isFrontendMode 标记） -->
     <script src="js/storage/storage-adapter.js"></script>
-    <script src="js/boot/backend-gate.js"></script>
-    <!-- 后端模式访问信任门禁：后端模式且未登录时，跳转到登录页 -->
-    <script>
-      (function() {
-        function gateIfBackend() {
-          try {
-            if (window.DEPLOYMENT_MODE === 'backend') {
-              var token = localStorage.getItem('auth_token');
-              if (!token) {
-                // 允许 ?mode=frontend 显式绕过（用于演示/调试）
-                var m = (new URLSearchParams(window.location.search).get('mode') || '').toLowerCase();
-                if (m === 'frontend') return;
-                var redirect = encodeURIComponent(window.location.href);
-                window.location.replace('/login.html?redirect=' + redirect);
-              }
-            }
-          } catch(e) { /* ignore */ }
-        }
-
-        // 若显式强制 backend，则立即校验；否则等待自动探测事件
-        try {
-          var forced = (new URLSearchParams(window.location.search).get('mode') || '').toLowerCase();
-          var envMode = (window.ENV_DEPLOYMENT_MODE || '').toLowerCase();
-          if (forced === 'backend' || envMode === 'backend') {
-            gateIfBackend();
-          }
-        } catch(_) {}
-
-        // 监听存储模式自动切换事件
-        window.addEventListener('pb:storage-mode-changed', function(evt) {
-          if (evt && evt.detail && evt.detail.mode === 'backend') {
-            gateIfBackend();
-          }
-        });
-      })();
-    </script>
     <!-- 再加载术语库存储（会依据适配器模式决定是否探测后端） -->
     <script src="js/storage/glossary-storage.js"></script>
     <script src="https://gcore.jsdelivr.net/npm/mammoth@1.4.21/mammoth.browser.min.js"></script>
diff --git a/js/boot/backend-gate.js b/js/boot/backend-gate.js
deleted file mode 100644
index ed62990..0000000
--- a/js/boot/backend-gate.js
+++ /dev/null
@@ -1,133 +0,0 @@
-// backend-gate.js — 在“后端模式”未登录时，拦截并跳转到登录页
-// 适用范围：主站/落地页/其他静态页面（不影响 /admin 管理台）
-
-(function () {
-  try {
-    var loc = window.location;
-    var path = loc.pathname || '';
-
-    // 纯本地文件访问（file://）时，强制视为前端模式：不做任何后端探测或跳转
-    if (loc.protocol === 'file:') return;
-
-    // 排除管理台与登录页自身
-    if (path.startsWith('/admin') || path.endsWith('/login.html')) return;
-
-    function q(key) {
-      try { return new URLSearchParams(loc.search).get(key); } catch { return null; }
-    }
-
-    function normalizeRedirectParam(urlObj) {
-      try {
-        var red = urlObj.searchParams.get('redirect');
-        if (!red) return;
-        function deepDecode(s, limit) {
-          var i = 0, prev = s;
-          while (i++ < (limit || 8)) {
-            try {
-              var next = decodeURIComponent(prev);
-              if (next === prev) break;
-              prev = next;
-            } catch { break; }
-          }
-          return prev;
-        }
-        var decoded = deepDecode(red, 8);
-        // 连续嵌套或超长，直接归一为首页
-        if (red.length > 512 || decoded.length > 512 || decoded.indexOf('/login.html?redirect=') !== -1) {
-          urlObj.searchParams.set('redirect', '/');
-          return;
-        }
-        var target = null;
-        try { target = new URL(decoded, urlObj.origin); } catch {}
-        if (!target || target.origin !== urlObj.origin || target.pathname.endsWith('/login.html')) {
-          urlObj.searchParams.set('redirect', '/');
-        }
-      } catch {}
-    }
-
-    function modeForced() {
-      var m = (q('mode') || '').toLowerCase();
-      if (m === 'backend') return true;
-      var env = (window.ENV_DEPLOYMENT_MODE || '').toLowerCase();
-      return env === 'backend';
-    }
-
-    function modeFrontendForced() {
-      var m = (q('mode') || '').toLowerCase();
-      return m === 'frontend';
-    }
-
-    function hasToken() {
-      try { return !!localStorage.getItem('auth_token'); } catch { return false; }
-    }
-
-    function buildSafeRedirectTarget() {
-      try {
-        var u = new URL(window.location.href);
-        // 避免递归嵌套：去除已有的 redirect 参数
-        u.searchParams.delete('redirect');
-        // 若当前已是登录页，则回首页
-        if (u.pathname.endsWith('/login.html')) {
-          u.pathname = '/';
-          u.search = '';
-        }
-        // 限制同源
-        if (u.origin !== window.location.origin) return '/';
-        return u.toString();
-      } catch { return '/'; }
-    }
-
-    function redirectToLogin() {
-      // 如果当前 URL 已包含 redirect 指向 login.html（异常嵌套），则强制回首页
-      try {
-        var current = new URL(window.location.href);
-        normalizeRedirectParam(current);
-        // 将标准化后的当前 URL 写回，避免下次读取到异常 redirect
-        history.replaceState(null, '', current.toString());
-      } catch {}
-      var safe = encodeURIComponent(buildSafeRedirectTarget());
-      window.location.replace('/login.html?redirect=' + safe);
-    }
-
-    function gateIfBackendKnown() {
-      // 若明确为后端模式，且未登录且未显式前端绕过 → 跳转登录
-      if (modeFrontendForced()) return; // 允许 ?mode=frontend 绕过
-      if (hasToken()) return;
-      redirectToLogin();
-    }
-
-    async function healthCheck(timeoutMs) {
-      try {
-        var ctrl = new AbortController();
-        var id = setTimeout(function(){ try{ctrl.abort();}catch{} }, timeoutMs);
-        var base = window.ENV_API_BASE_URL || '/api';
-        var res = await fetch(base + '/health', { signal: ctrl.signal, cache: 'no-store' });
-        clearTimeout(id);
-        return !!(res && res.ok);
-      } catch { return false; }
-    }
-
-    // 情况 1：已强制后端 → 立即门禁
-    if (modeForced()) {
-      gateIfBackendKnown();
-      return;
-    }
-
-    // 情况 2：依赖 storage-adapter 的自动切换事件（若其已加载）
-    if (typeof window !== 'undefined') {
-      window.addEventListener('pb:storage-mode-changed', function (evt) {
-        if (evt && evt.detail && evt.detail.mode === 'backend') gateIfBackendKnown();
-      });
-    }
-
-    // 情况 3：页面未加载 storage-adapter（例如落地页）→ 自行做一次短健康检查
-    // 仅当未显式前端绕过时执行
-    if (!modeFrontendForced()) {
-      healthCheck(700).then(function (hasBackend) {
-        if (hasBackend) gateIfBackendKnown();
-      });
-    }
-  } catch (e) {
-    // 忽略所有门禁过程中的异常，避免影响前端模式体验
-  }
-})();
diff --git a/js/storage/storage-adapter.js b/js/storage/storage-adapter.js
index df59fae..2a9b0a0 100644
--- a/js/storage/storage-adapter.js
+++ b/js/storage/storage-adapter.js
@@ -82,9 +82,8 @@ class BackendStorage {
 
     if (!response.ok) {
       if (response.status === 401) {
-        // Token 过期，需要重新登录
+        // Token 过期，清除token
         AuthManager.removeToken();
-        window.location.href = '/login.html';
       }
       throw new Error(`API Error: ${response.status}`);
     }
diff --git a/login.html b/login.html
deleted file mode 100644
index 94fae9f..0000000
--- a/login.html
+++ /dev/null
@@ -1,132 +0,0 @@
-<!DOCTYPE html>
-<html lang="zh-CN">
-<head>
-  <meta charset="UTF-8">
-  <meta name="viewport" content="width=device-width, initial-scale=1.0">
-  <title>登录 - Paper Burner X</title>
-  <script src="https://cdn.tailwindcss.com"></script>
-  <script src="https://gcore.jsdelivr.net/npm/axios/dist/axios.min.js"></script>
-</head>
-<body class="bg-gray-100 min-h-screen flex items-center justify-center">
-  <script>
-    // 防止登录页 redirect 参数递归叠加/循环
-    (function () {
-      try {
-        var url = new URL(window.location.href);
-        var red = url.searchParams.get('redirect');
-        if (!red) return;
-        // 多层解码，防止 %25 级联编码导致的嵌套绕过
-        function deepDecode(s, limit) {
-          var i = 0, prev = s;
-          while (i++ < (limit || 8)) {
-            try {
-              var next = decodeURIComponent(prev);
-              if (next === prev) break;
-              prev = next;
-            } catch { break; }
-          }
-          return prev;
-        }
-        var decoded = deepDecode(red, 8);
-        // 规则：
-        // 1) 任意层包含 login.html?redirect= 视为递归 → 归一 '/'
-        // 2) 过长（>512）视为异常 → 归一 '/'
-        var shouldClamp = (red.length > 512) || (decoded.length > 512) || (decoded.indexOf('/login.html?redirect=') !== -1);
-        if (shouldClamp) {
-          url.searchParams.set('redirect', '/');
-          history.replaceState(null, '', url.toString());
-          return;
-        }
-        // 仅允许同源，且目标不能是登录页自身
-        var target;
-        try { target = new URL(decoded, window.location.origin); } catch { target = null; }
-        if (!target || target.origin !== window.location.origin || target.pathname.endsWith('/login.html')) {
-          url.searchParams.set('redirect', '/');
-          history.replaceState(null, '', url.toString());
-        }
-      } catch {}
-    })();
-  </script>
-  <div class="bg-white p-8 rounded-lg shadow w-full max-w-md">
-    <h1 class="text-2xl font-bold mb-6 text-center">登录到 Paper Burner X</h1>
-    <form id="loginForm" class="space-y-4">
-      <div>
-        <label class="block text-sm font-medium text-gray-700">邮箱</label>
-        <input id="email" type="email" required class="mt-1 block w-full px-3 py-2 border rounded-md focus:outline-none focus:ring-blue-500 focus:border-blue-500" placeholder="you@example.com" />
-      </div>
-      <div>
-        <label class="block text-sm font-medium text-gray-700">密码</label>
-        <input id="password" type="password" required class="mt-1 block w-full px-3 py-2 border rounded-md focus:outline-none focus:ring-blue-500 focus:border-blue-500" placeholder="••••••••" />
-      </div>
-      <button type="submit" class="w-full bg-blue-600 text-white py-2 rounded-md hover:bg-blue-700">登录</button>
-      <p id="error" class="text-red-600 text-sm hidden"></p>
-    </form>
-    <div class="text-sm text-gray-500 mt-4">
-      <p>默认管理员：<code>admin@paperburner.local / admin123456</code></p>
-      <p class="mt-1">管理员入口：<a href="/admin" class="text-blue-600 hover:underline">/admin</a></p>
-    </div>
-  </div>
-
-  <script>
-    const API_BASE = window.location.origin + '/api';
-
-    function getSafeRedirect() {
-      try {
-        const p = new URLSearchParams(window.location.search);
-        const raw = p.get('redirect');
-        if (!raw) return '/';
-        // 多层解码，长度限制
-        function deepDecode(s, limit) {
-          let i = 0, prev = s;
-          while (i++ < (limit || 8)) {
-            try {
-              const next = decodeURIComponent(prev);
-              if (next === prev) break;
-              prev = next;
-            } catch { break; }
-          }
-          return prev;
-        }
-        const decoded = deepDecode(raw, 8);
-        if (decoded.length > 512 || decoded.indexOf('/login.html?redirect=') !== -1) return '/';
-        const u = new URL(decoded, window.location.origin);
-        // 仅允许同源回跳，且不指向 login.html 防止循环
-        if (u.origin !== window.location.origin) return '/';
-        if (u.pathname.endsWith('/login.html')) return '/';
-        u.searchParams.delete('redirect');
-        return u.toString();
-      } catch { return '/'; }
-    }
-
-    function getRedirect() {
-      try {
-        const p = new URLSearchParams(window.location.search);
-        return p.get('redirect') || '/';
-      } catch { return '/'; }
-    }
-
-    document.getElementById('loginForm').addEventListener('submit', async (e) => {
-      e.preventDefault();
-      const email = document.getElementById('email').value.trim();
-      const password = document.getElementById('password').value;
-      const err = document.getElementById('error');
-      err.classList.add('hidden');
-      err.textContent = '';
-      try {
-        const res = await axios.post(`${API_BASE}/auth/login`, { email, password });
-        if (res.data && res.data.token) {
-          // 与前端适配器一致的存储键
-          localStorage.setItem('auth_token', res.data.token);
-          window.location.href = getSafeRedirect();
-        } else {
-          throw new Error('登录响应异常');
-        }
-      } catch (e2) {
-        err.textContent = e2?.response?.data?.error || e2.message || '登录失败';
-        err.classList.remove('hidden');
-      }
-    });
-  </script>
-</body>
-</html>
-
diff --git a/server/scripts/smoke-health.mjs b/server/scripts/smoke-health.mjs
index 3e9451d..76a6849 100644
--- a/server/scripts/smoke-health.mjs
+++ b/server/scripts/smoke-health.mjs
@@ -9,9 +9,6 @@ async function main() {
     const admin = await request(app).get('/admin');
     console.log('ADMIN', admin.status, admin.headers['content-type']);
 
-    const login = await request(app).get('/login.html');
-    console.log('LOGIN', login.status, login.headers['content-type']);
-
     if (health.status !== 200) {
       process.exitCode = 1;
     }
diff --git a/server/src/index.js b/server/src/index.js
index a45221f..bfefcfa 100644
--- a/server/src/index.js
+++ b/server/src/index.js
@@ -344,11 +344,6 @@ app.use('/api/prompt-pool', promptPoolRoutes);
 
 // ==================== 前端路由（SPA） ====================
 
-// 登录页需显式返回 login.html，避免被通配符 * 误回退到 index.html
-app.get('/login.html', (req, res) => {
-  res.sendFile(join(rootPath, 'login.html'));
-});
-
 // 管理员面板
 app.get('/admin*', (req, res) => {
   res.sendFile(join(rootPath, 'admin/index.html'));
diff --git a/views/landing/landing-page.html b/views/landing/landing-page.html
index c145768..613383c 100644
--- a/views/landing/landing-page.html
+++ b/views/landing/landing-page.html
@@ -11,8 +11,6 @@
     <script src="https://gcore.jsdelivr.net/npm/iconify-icon@2.0.0/dist/iconify-icon.min.js"></script>
     <!-- GitHub Stars 统一获取模块 -->
     <script src="../../js/utils/github-stars.js"></script>
-    <!-- 后端模式未登录门禁（在有后端部署时，直接要求登录） -->
-    <script src="/js/boot/backend-gate.js"></script>
     <script src="https://cdnjs.cloudflare.com/ajax/libs/animejs/3.2.1/anime.min.js"></script>
     <style>
         /* 谷歌字体 Inter (更专业、现代) */