diff --git a/README.md b/README.md
index c954718..7cf5f51 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 一个用于批量跑通 ChatGPT OAuth 注册/登录流程的 Chrome 扩展。
 
-当前版本基于侧边栏控制，支持单步执行、整套自动执行、停止当前流程、保存常用配置，以及通过 DuckDuckGo / QQ / 163 / Inbucket / Hotmail 协助获取验证码。
+当前版本基于侧边栏控制，支持单步执行、整套自动执行、停止当前流程、保存常用配置，以及通过 DuckDuckGo / QQ / 163 / 163 VIP / 126 / Inbucket / Hotmail 协助获取验证码。
 
 ## 插件效果
 
@@ -54,7 +54,7 @@
 - 自动获取注册验证码与登录验证码
 - 支持 `Hotmail`：继续使用 `邮箱 + 客户端 ID + 刷新令牌（refresh token）`，并可在远程服务与本地助手两种模式间切换
 - 支持 `2925`：新增多账号池、自动登录登出、Step 4 / Step 8 命中“子邮箱已达上限邮箱”后的 24 小时禁用与自动切号
-- 支持 `QQ Mail`、`163 Mail`、`Inbucket mailbox`
+- 支持 `QQ Mail`、`163 Mail`、`163 VIP Mail`、`126 Mail`、`Inbucket mailbox`
 - 支持从 DuckDuckGo Email Protection 自动生成新的 `@duck.com` 地址
 - 支持基于 Cloudflare 自定义域名自动生成随机邮箱前缀
 - Step 5 同时兼容两种页面：
@@ -76,7 +76,7 @@
   - DuckDuckGo `@duck.com` + QQ / 163 / Inbucket 转发
   - Cloudflare 自定义域邮箱前缀 + QQ / 163 / Inbucket 转发
   - 手动填写一个可收信邮箱
-- 如果使用 `QQ` / `163` / `Inbucket`，对应页面需要提前能正常打开
+- 如果使用 `QQ` / `163` / `163 VIP` / `126` / `Inbucket`，对应页面需要提前能正常打开
 
 ## 安装
 
@@ -135,17 +135,17 @@
 
 如果你只是想先跑通一套最稳的组合，建议直接按下面三种方案之一配置。
 
-### 方案 A：`CPA + QQ / 163 / 163 VIP`
+### 方案 A：`CPA + QQ / 163 / 163 VIP / 126`
 
 1. `CPA` 填你的管理面板 OAuth 页面地址
-2. `Mail` 选择 `QQ Mail`、`163 Mail` 或 `163 VIP Mail`
+2. `Mail` 选择 `QQ Mail`、`163 Mail`、`163 VIP Mail` 或 `126 Mail`
 3. `邮箱生成` 选择 `DuckDuckGo`、`Cloudflare` 或 `自定义邮箱池`
 4. 若你选择 `Cloudflare`，先按下文把 Cloudflare Email Routing 配好
 5. 若你选择 `自定义邮箱池`，就在 `邮箱池` 中按行填入邮箱；否则点击 `获取` 生成邮箱，或手动粘贴一个你能收信的邮箱
 6. 先单步验证 `Step 1 ~ Step 4`
 7. 验证没问题后再点右上角 `Auto`
 
-### 方案 B：`SUB2API + QQ / 163 / 163 VIP`
+### 方案 B：`SUB2API + QQ / 163 / 163 VIP / 126`
 
 1. `来源` 选择 `SUB2API`
 2. 填好 `SUB2API` 地址、登录邮箱、登录密码、分组名
@@ -153,7 +153,7 @@
 4. Step 1 会直接在 SUB2API 后台生成 OAuth 链接
 5. Step 10 会把 localhost 回调提交回 SUB2API，并直接创建 OpenAI 账号
 
-### 方案 C：`Codex2API + QQ / 163 / 163 VIP`
+### 方案 C：`Codex2API + QQ / 163 / 163 VIP / 126`
 
 1. `来源` 选择 `Codex2API`
 2. 填好 `Codex2API` 后台地址、管理密钥
@@ -222,12 +222,13 @@ Step 1 和 Step 10 都依赖这个地址。
 
 ### `Mail`
 
-支持五种验证码来源：
+支持七种验证码来源：
 
 - `Hotmail`
 - `2925`
 - `163 Mail`
 - `163 VIP Mail`
+- `126 Mail`
 - `QQ Mail`
 - `Inbucket`
 
@@ -235,7 +236,7 @@ Step 1 和 Step 10 都依赖这个地址。
 
 - `Hotmail` 通过侧边栏里的 Hotmail 账号池选择账号，可切换为远程服务模式或本地助手模式
 - `2925` 通过侧边栏里的 2925 账号池选择账号，并在 Step 4 / Step 8 前自动校验网页邮箱登录态
-- `QQ`、`163`、`163 VIP` 用于直接轮询网页邮箱
+- `QQ`、`163`、`163 VIP`、`126` 用于直接轮询网页邮箱
 - `Inbucket` 通过你在侧边栏里配置的 host 访问 `mailbox` 页面：`https://<your-inbucket-host>/m/<mailbox>/`
 
 ### `Hotmail 账号池`
@@ -382,7 +383,7 @@ Step 3 使用的注册邮箱。
 - 当 `Mail = Hotmail` 时，这个输入框由账号池自动同步当前账号邮箱
 - 当 `Mail = Hotmail` 时，Step 3 会直接使用 Hotmail 账号池里的邮箱；`Duck / Cloudflare` 不参与自动邮箱生成
 - 当 `Mail = 自定义邮箱` 且启用了 `自定义号池` 时，Auto 会先为当前轮分配一个邮箱；后续普通失败不会换号，只有成功或出现手机号验证才会切到下一个邮箱
-- 若你准备走 `Cloudflare`，更推荐把 `Mail` 设为 `QQ / 163 / 163 VIP`；`Inbucket` 仅在它能真实接收外部邮件并完成 Cloudflare 验证时再使用
+- 若你准备走 `Cloudflare`，更推荐把 `Mail` 设为 `QQ / 163 / 163 VIP / 126`；`Inbucket` 仅在它能真实接收外部邮件并完成 Cloudflare 验证时再使用
 - `Auto` 会按当前“邮箱生成”配置自动获取或分配邮箱；若当前是 `自定义邮箱池`，则会按邮箱池顺序取用
 - 如果你使用 Inbucket，它只是验证码收件箱，不会自动生成 Inbucket 地址
 
@@ -423,6 +424,7 @@ Cloudflare 模式下，插件不会再调用 Cloudflare API 创建路由。
 - `Mail = QQ Mail`：Cloudflare 的 `Destination address / Destination addresses` 填你的 QQ 邮箱全地址
 - `Mail = 163 Mail`：Cloudflare 的 `Destination address / Destination addresses` 填你的 163 邮箱全地址
 - `Mail = 163 VIP Mail`：Cloudflare 的 `Destination address / Destination addresses` 填你的 163 VIP 邮箱全地址
+- `Mail = 126 Mail`：Cloudflare 的 `Destination address / Destination addresses` 填你的 126 邮箱全地址
 - `Mail = Inbucket`：仅当你的 Inbucket 实例本身就是一个真实可收外部邮件、且能收到 Cloudflare 验证邮件的地址时再使用
 - `Mail = Hotmail`：当前项目的自动流程不推荐和 Cloudflare 同时使用；因为 `Mail = Hotmail` 时，注册邮箱会直接使用 Hotmail 账号池邮箱
 
@@ -466,7 +468,7 @@ Cloudflare 模式下，插件不会再调用 Cloudflare API 创建路由。
 1. 先在插件里点击 `获取`，拿到一个随机前缀邮箱
 2. 用另一个邮箱给这个地址发一封测试邮件
 3. 不要用目标邮箱给自己发测试邮件，否则某些邮箱服务会把它当成重复邮件直接吞掉
-4. 如果你的 `Mail` 选的是 `QQ / 163 / 163 VIP / Inbucket`，就去对应收件链路里确认这封测试邮件能否到达
+4. 如果你的 `Mail` 选的是 `QQ / 163 / 163 VIP / 126 / Inbucket`，就去对应收件链路里确认这封测试邮件能否到达
 
 #### 官方参考
 
@@ -591,7 +593,7 @@ Cloudflare 模式下，插件不会再调用 Cloudflare API 创建路由。
 
 - `Hotmail`（远程服务 / 本地助手）
 - `content/qq-mail.js`
-- `content/mail-163.js`
+- `content/mail-163.js`（163 / 163 VIP / 126）
 - `content/inbucket-mail.js`
 
 邮件匹配规则以以下关键词为主：
@@ -771,9 +773,10 @@ content/utils.js           通用工具：等待元素、点击、日志、停
 content/vps-panel.js       CPA 面板步骤：内部 OAuth 刷新 / Step 10
 content/signup-page.js     ChatGPT 官网 + OpenAI 注册/登录页步骤：Step 1 / 2 / 3 / 5 / 7 / 9
 hotmail-utils.js           Hotmail 收信相关通用辅助
+mail-provider-utils.js     网页邮箱 provider 配置辅助
 content/duck-mail.js       Duck 邮箱自动获取
 content/qq-mail.js         QQ 邮箱验证码轮询
-content/mail-163.js        163 邮箱验证码轮询
+content/mail-163.js        163 / 163 VIP / 126 邮箱验证码轮询
 content/inbucket-mail.js   Inbucket mailbox 验证码轮询
 sidepanel/                 侧边栏 UI
 ```
diff --git a/background.js b/background.js
index 77b360a..19743ac 100644
--- a/background.js
+++ b/background.js
@@ -754,6 +754,7 @@ function normalizeMailProvider(value = '') {
     case CLOUDFLARE_TEMP_EMAIL_PROVIDER:
     case '163':
     case '163-vip':
+    case '126':
     case 'qq':
     case 'inbucket':
     case '2925':
@@ -3856,6 +3857,8 @@ function is163MailHost(hostname = '') {
   }
   return hostname === 'mail.163.com'
     || hostname.endsWith('.mail.163.com')
+    || hostname === 'mail.126.com'
+    || hostname.endsWith('.mail.126.com')
     || hostname === 'webmail.vip.163.com';
 }
 
@@ -5956,7 +5959,7 @@ async function ensureAutoEmailReady(targetRun, totalRuns, attemptRuns) {
       if (!currentState.emailPrefix) {
         throw new Error('Gmail 原邮箱未设置，请先在侧边栏填写。');
       }
-      await addLog(`=== 鐩爣 ${targetRun}/${totalRuns} 杞細Gmail +tag 妯″紡宸插惎鐢紝灏嗗湪姝ラ 3 鑷姩鐢熸垚閭锛堢 ${attemptRuns} 娆″皾璇曪級===`, 'info');
+      await addLog(`=== 目标 ${targetRun}/${totalRuns} 轮：Gmail +tag 模式已启用，将在步骤 3 自动生成邮箱（第 ${attemptRuns} 次尝试）===`, 'info');
       return null;
     }
     if (!currentState.emailPrefix) {
@@ -6904,6 +6907,9 @@ function getMailConfig(state) {
   if (provider === '163-vip') {
     return { source: 'mail-163', url: 'https://webmail.vip.163.com/js6/main.jsp?df=mail163_letter#module=mbox.ListModule%7C%7B%22fid%22%3A1%2C%22order%22%3A%22date%22%2C%22desc%22%3Atrue%7D', label: '163 VIP 邮箱' };
   }
+  if (provider === '126') {
+    return { source: 'mail-163', url: 'https://mail.126.com/js6/main.jsp?df=mail163_letter#module=mbox.ListModule%7C%7B%22fid%22%3A1%2C%22order%22%3A%22date%22%2C%22desc%22%3Atrue%7D', label: '126 邮箱' };
+  }
   if (provider === 'inbucket') {
     const host = normalizeInbucketOrigin(state.inbucketHost);
     const mailbox = (state.inbucketMailbox || '').trim();
diff --git a/background/navigation-utils.js b/background/navigation-utils.js
index 3193a54..5292727 100644
--- a/background/navigation-utils.js
+++ b/background/navigation-utils.js
@@ -85,6 +85,8 @@
     function is163MailHost(hostname = '') {
       return hostname === 'mail.163.com'
         || hostname.endsWith('.mail.163.com')
+        || hostname === 'mail.126.com'
+        || hostname.endsWith('.mail.126.com')
         || hostname === 'webmail.vip.163.com';
     }
 
diff --git a/content/gmail-mail.js b/content/gmail-mail.js
index 54d43ac..3444d6e 100644
--- a/content/gmail-mail.js
+++ b/content/gmail-mail.js
@@ -171,6 +171,9 @@ function extractVerificationCode(text) {
   const cnMatch = normalized.match(/(?:验证码|代码)[^0-9]{0,16}(\d{6})/i);
   if (cnMatch) return cnMatch[1];
 
+  const openAiLoginMatch = normalized.match(/(?:chatgpt\s+log-?in\s+code|enter\s+this\s+code)[^0-9]{0,24}(\d{6})/i);
+  if (openAiLoginMatch) return openAiLoginMatch[1];
+
   const enMatch = normalized.match(/(?:verification\s+code|temporary\s+verification\s+code|your\s+chatgpt\s+code|code(?:\s+is)?)[^0-9]{0,16}(\d{6})/i);
   if (enMatch) return enMatch[1];
 
diff --git a/content/icloud-mail.js b/content/icloud-mail.js
index 35c6d44..adc402f 100644
--- a/content/icloud-mail.js
+++ b/content/icloud-mail.js
@@ -82,6 +82,9 @@ if (isTopFrame) {
     const matchCn = text.match(/(?:代码为|验证码[^0-9]*?)[\s：:]*(\d{6})/);
     if (matchCn) return matchCn[1];
 
+    const matchOpenAiLogin = text.match(/(?:chatgpt\s+log-?in\s+code|enter\s+this\s+code)[^0-9]{0,24}(\d{6})/i);
+    if (matchOpenAiLogin) return matchOpenAiLogin[1];
+
     const matchEn = text.match(/code[:\s]+is[:\s]+(\d{6})|code[:\s]+(\d{6})/i);
     if (matchEn) return matchEn[1] || matchEn[2];
 
diff --git a/content/inbucket-mail.js b/content/inbucket-mail.js
index 1de5949..ade97f4 100644
--- a/content/inbucket-mail.js
+++ b/content/inbucket-mail.js
@@ -64,6 +64,9 @@ function extractVerificationCode(text) {
   const matchCn = text.match(/(?:代码为|验证码[^0-9]*?)[\s：:]*(\d{6})/);
   if (matchCn) return matchCn[1];
 
+  const matchOpenAiLogin = text.match(/(?:chatgpt\s+log-?in\s+code|enter\s+this\s+code)[^0-9]{0,24}(\d{6})/i);
+  if (matchOpenAiLogin) return matchOpenAiLogin[1];
+
   const matchEn = text.match(/code[:\s]+is[:\s]+(\d{6})|code[:\s]+(\d{6})/i);
   if (matchEn) return matchEn[1] || matchEn[2];
 
@@ -85,7 +88,7 @@ function rowMatchesFilters(mail, senderFilters, subjectFilters, targetEmail) {
   const mailboxMatch = Boolean(targetLocal) && mailbox.includes(targetLocal);
   const forwardedDuck = /duckduckgo|forward(?:ed)?\s*by/i.test(mail.combinedText);
   const code = extractVerificationCode(mail.combinedText);
-  const keywordMatch = /openai|chatgpt|verify|verification|confirm|login|验证码|代码/.test(combined);
+  const keywordMatch = /openai|chatgpt|verify|verification|confirm|log-?in|验证码|代码/.test(combined);
 
   if (mailboxMatch) return { matched: true, mailboxMatch, code };
   if (senderMatch || subjectMatch) return { matched: true, mailboxMatch: false, code };
diff --git a/content/mail-163.js b/content/mail-163.js
index edab71b..3756a87 100644
--- a/content/mail-163.js
+++ b/content/mail-163.js
@@ -73,6 +73,21 @@ function normalizeText(value) {
   return String(value || '').replace(/\s+/g, ' ').trim();
 }
 
+function getNetEaseMailLabel(hostname) {
+  const currentHostname = String(
+    hostname || (typeof location !== 'undefined' ? location.hostname : '') || ''
+  ).toLowerCase();
+
+  if (currentHostname === 'mail.126.com' || currentHostname.endsWith('.mail.126.com')) {
+    return '126 邮箱';
+  }
+  if (currentHostname === 'webmail.vip.163.com') {
+    return '163 VIP 邮箱';
+  }
+
+  return '163 邮箱';
+}
+
 function isVisibleNode(node) {
   if (!node) return false;
   if (node.hidden) return false;
@@ -114,7 +129,7 @@ function isLikelyMailItemNode(node) {
     return false;
   }
 
-  return /发件人|验证码|verification|chatgpt|openai|code/i.test(summaryText);
+  return /发件人|验证码|verification|chatgpt|openai|code|log-?in/i.test(summaryText);
 }
 
 function findMailItems() {
@@ -391,7 +406,7 @@ function selectOpenedMailTextCandidate(item, candidates = [], options = {}) {
     if (sender && lower.includes(sender)) {
       return true;
     }
-    return Boolean(extractVerificationCode(candidate) && /chatgpt|openai|verification|验证码|login code/i.test(lower));
+    return Boolean(extractVerificationCode(candidate) && /chatgpt|openai|verification|验证码|log-?in\s+code/i.test(lower));
   }) || source[0] || '';
 
   const filteredCandidates = candidates.filter((candidate) => !excludedSet.has(normalizeText(candidate)));
@@ -476,8 +491,9 @@ async function handlePollEmail(step, payload) {
   const { senderFilters, subjectFilters, maxAttempts, intervalMs, excludeCodes = [], filterAfterTimestamp = 0 } = payload;
   const excludedCodeSet = new Set(excludeCodes.filter(Boolean));
   const filterAfterMinute = normalizeMinuteTimestamp(Number(filterAfterTimestamp) || 0);
+  const mailLabel = getNetEaseMailLabel();
 
-  log(`步骤 ${step}：开始轮询 163 邮箱（最多 ${maxAttempts} 次）`);
+  log(`步骤 ${step}：开始轮询 ${mailLabel}（最多 ${maxAttempts} 次）`);
   if (filterAfterMinute) {
     log(`步骤 ${step}：仅尝试 ${new Date(filterAfterMinute).toLocaleString('zh-CN', { hour12: false })} 及之后时间的邮件。`);
   }
@@ -508,7 +524,7 @@ async function handlePollEmail(step, payload) {
   }
 
   if (items.length === 0) {
-    throw new Error('163 邮箱列表未加载完成，请确认当前已打开收件箱。');
+    throw new Error(`${mailLabel}列表未加载完成，请确认当前已打开收件箱。`);
   }
 
   log(`步骤 ${step}：邮件列表已加载，共 ${items.length} 封邮件`);
@@ -520,7 +536,7 @@ async function handlePollEmail(step, payload) {
   const FALLBACK_AFTER = 3;
 
   for (let attempt = 1; attempt <= maxAttempts; attempt++) {
-    log(`步骤 ${step}：正在轮询 163 邮箱，第 ${attempt}/${maxAttempts} 次`);
+    log(`步骤 ${step}：正在轮询 ${mailLabel}，第 ${attempt}/${maxAttempts} 次`);
 
     if (attempt > 1) {
       await refreshInbox();
@@ -605,7 +621,7 @@ async function handlePollEmail(step, payload) {
   }
 
   throw new Error(
-    `${(maxAttempts * intervalMs / 1000).toFixed(0)} 秒后仍未在 163 邮箱中找到新的匹配邮件。` +
+    `${(maxAttempts * intervalMs / 1000).toFixed(0)} 秒后仍未在 ${mailLabel}中找到新的匹配邮件。` +
     '请手动检查收件箱。'
   );
 }
@@ -704,6 +720,9 @@ function extractVerificationCode(text) {
   const matchCn = text.match(/(?:代码为|验证码[^0-9]*?)[\s：:]*(\d{6})/);
   if (matchCn) return matchCn[1];
 
+  const matchOpenAiLogin = text.match(/(?:chatgpt\s+log-?in\s+code|enter\s+this\s+code)[^0-9]{0,24}(\d{6})/i);
+  if (matchOpenAiLogin) return matchOpenAiLogin[1];
+
   const matchEn = text.match(/code[:\s]+is[:\s]+(\d{6})|code[:\s]+(\d{6})/i);
   if (matchEn) return matchEn[1] || matchEn[2];
 
diff --git a/content/mail-2925.js b/content/mail-2925.js
index 4263f87..1e698c4 100644
--- a/content/mail-2925.js
+++ b/content/mail-2925.js
@@ -670,7 +670,7 @@ function matchesMailFilters(text, senderFilters, subjectFilters) {
 
 function extractVerificationCode(text, strictChatGPTCodeOnly = false) {
   if (strictChatGPTCodeOnly) {
-    const strictMatch = String(text || '').match(/your\s+chatgpt\s+code\s+is\s+(\d{6})/i);
+    const strictMatch = String(text || '').match(/(?:your\s+chatgpt\s+code\s+is|(?:chatgpt\s+log-?in\s+code|suspicious\s+log-?in)[\s\S]{0,120}enter\s+this\s+code)[^0-9]{0,24}(\d{6})/i);
     return strictMatch ? strictMatch[1] : null;
   }
 
@@ -679,6 +679,9 @@ function extractVerificationCode(text, strictChatGPTCodeOnly = false) {
   const matchCn = normalized.match(/(?:代码为|验证码[^0-9]*?)[\s：:]*(\d{6})/);
   if (matchCn) return matchCn[1];
 
+  const matchOpenAiLogin = normalized.match(/(?:chatgpt\s+log-?in\s+code|enter\s+this\s+code)[^0-9]{0,24}(\d{6})/i);
+  if (matchOpenAiLogin) return matchOpenAiLogin[1];
+
   const matchChatGPT = normalized.match(/your\s+chatgpt\s+code\s+is\s+(\d{6})/i);
   if (matchChatGPT) return matchChatGPT[1];
 
diff --git a/content/qq-mail.js b/content/qq-mail.js
index fe21bb5..dc72ca1 100644
--- a/content/qq-mail.js
+++ b/content/qq-mail.js
@@ -174,6 +174,9 @@ function extractVerificationCode(text) {
   const matchCn = text.match(/(?:代码为|验证码[^0-9]*?)[\s：:]*(\d{6})/);
   if (matchCn) return matchCn[1];
 
+  const matchOpenAiLogin = text.match(/(?:chatgpt\s+log-?in\s+code|enter\s+this\s+code)[^0-9]{0,24}(\d{6})/i);
+  if (matchOpenAiLogin) return matchOpenAiLogin[1];
+
   // Pattern 2: English format "code is 370794" or "code: 370794"
   const matchEn = text.match(/code[:\s]+is[:\s]+(\d{6})|code[:\s]+(\d{6})/i);
   if (matchEn) return matchEn[1] || matchEn[2];
diff --git a/content/utils.js b/content/utils.js
index 1960e26..7eab2e4 100644
--- a/content/utils.js
+++ b/content/utils.js
@@ -2,13 +2,21 @@
 
 const getActivationStrategy = self.MultiPageActivationUtils?.getActivationStrategy;
 
-const SCRIPT_SOURCE = (() => {
-  if (window.__MULTIPAGE_SOURCE) return window.__MULTIPAGE_SOURCE;
-  const url = location.href;
-  const hostname = location.hostname;
+function detectScriptSource({
+  injectedSource,
+  url = '',
+  hostname = '',
+} = {}) {
+  if (injectedSource) return injectedSource;
   if (url.includes('auth0.openai.com') || url.includes('auth.openai.com') || url.includes('accounts.openai.com')) return 'signup-page';
   if (hostname === 'mail.qq.com' || hostname === 'wx.mail.qq.com') return 'qq-mail';
-  if (hostname === 'mail.163.com' || hostname.endsWith('.mail.163.com') || hostname === 'webmail.vip.163.com') return 'mail-163';
+  if (
+    hostname === 'mail.163.com'
+    || hostname.endsWith('.mail.163.com')
+    || hostname === 'webmail.vip.163.com'
+    || hostname === 'mail.126.com'
+    || hostname.endsWith('.mail.126.com')
+  ) return 'mail-163';
   if (hostname === 'mail.google.com') return 'gmail-mail';
   if (hostname === 'www.icloud.com' || hostname === 'www.icloud.com.cn') return 'icloud-mail';
   if (url.includes('duckduckgo.com/email/settings/autofill')) return 'duck-mail';
@@ -16,6 +24,14 @@ const SCRIPT_SOURCE = (() => {
   if (url.includes("2925.com")) return "mail-2925";
   // VPS panel — detected dynamically since URL is configurable
   return 'vps-panel';
+}
+
+const SCRIPT_SOURCE = (() => {
+  return detectScriptSource({
+    injectedSource: window.__MULTIPAGE_SOURCE,
+    url: location.href,
+    hostname: location.hostname,
+  });
 })();
 
 const LOG_PREFIX = `[MultiPage:${SCRIPT_SOURCE}]`;
diff --git a/hotmail-utils.js b/hotmail-utils.js
index 5d736ca..14103c6 100644
--- a/hotmail-utils.js
+++ b/hotmail-utils.js
@@ -38,6 +38,9 @@
     const matchCn = source.match(/(?:代码为|验证码[^0-9]*?)[\s：:]*(\d{6})/i);
     if (matchCn) return matchCn[1];
 
+    const matchOpenAiLogin = source.match(/(?:chatgpt\s+log-?in\s+code|enter\s+this\s+code)[^0-9]{0,24}(\d{6})/i);
+    if (matchOpenAiLogin) return matchOpenAiLogin[1];
+
     const matchEn = source.match(/code(?:\s+is|[\s:])+(\d{6})/i);
     if (matchEn) return matchEn[1];
 
diff --git a/luckmail-utils.js b/luckmail-utils.js
index e4b404d..34f9af2 100644
--- a/luckmail-utils.js
+++ b/luckmail-utils.js
@@ -89,6 +89,9 @@
     const matchCn = source.match(/(?:代码为|验证码[^0-9]*?)[\s：:]*(\d{6})/i);
     if (matchCn) return matchCn[1];
 
+    const matchOpenAiLogin = source.match(/(?:chatgpt\s+log-?in\s+code|enter\s+this\s+code)[^0-9]{0,24}(\d{6})/i);
+    if (matchOpenAiLogin) return matchOpenAiLogin[1];
+
     const matchChatGPT = source.match(/your\s+chatgpt\s+code\s+is\s+(\d{6})/i);
     if (matchChatGPT) return matchChatGPT[1];
 
diff --git a/mail-provider-utils.js b/mail-provider-utils.js
new file mode 100644
index 0000000..cccb000
--- /dev/null
+++ b/mail-provider-utils.js
@@ -0,0 +1,80 @@
+const HOTMAIL_PROVIDER = 'hotmail-api';
+const NETEASE_LIST_PATH = '/js6/main.jsp?df=mail163_letter#module=mbox.ListModule%7C%7B%22fid%22%3A1%2C%22order%22%3A%22date%22%2C%22desc%22%3Atrue%7D';
+
+function normalizeMailProvider(value = '') {
+  const normalized = String(value || '').trim().toLowerCase();
+  switch (normalized) {
+    case HOTMAIL_PROVIDER:
+    case '163':
+    case '163-vip':
+    case '126':
+    case 'qq':
+    case 'inbucket':
+      return normalized;
+    default:
+      return '163';
+  }
+}
+
+function getMailProviderConfig(state = {}, options = {}) {
+  const provider = normalizeMailProvider(state.mailProvider);
+  const normalizeInbucketOrigin = options.normalizeInbucketOrigin || (() => '');
+
+  if (provider === HOTMAIL_PROVIDER) {
+    return { provider: HOTMAIL_PROVIDER, label: 'Hotmail（微软 Graph）' };
+  }
+  if (provider === '163') {
+    return {
+      source: 'mail-163',
+      url: `https://mail.163.com${NETEASE_LIST_PATH}`,
+      label: '163 邮箱',
+    };
+  }
+  if (provider === '163-vip') {
+    return {
+      source: 'mail-163',
+      url: `https://webmail.vip.163.com${NETEASE_LIST_PATH}`,
+      label: '163 VIP 邮箱',
+    };
+  }
+  if (provider === '126') {
+    return {
+      source: 'mail-163',
+      url: `https://mail.126.com${NETEASE_LIST_PATH}`,
+      label: '126 邮箱',
+    };
+  }
+  if (provider === 'inbucket') {
+    const host = normalizeInbucketOrigin(state.inbucketHost);
+    const mailbox = String(state.inbucketMailbox || '').trim();
+    if (!host) {
+      return { error: 'Inbucket 主机地址为空或无效。' };
+    }
+    if (!mailbox) {
+      return { error: 'Inbucket 邮箱名称为空。' };
+    }
+    return {
+      source: 'inbucket-mail',
+      url: `${host}/m/${encodeURIComponent(mailbox)}/`,
+      label: `Inbucket 邮箱（${mailbox}）`,
+      navigateOnReuse: true,
+      inject: ['content/activation-utils.js', 'content/utils.js', 'content/inbucket-mail.js'],
+      injectSource: 'inbucket-mail',
+    };
+  }
+  return { source: 'qq-mail', url: 'https://wx.mail.qq.com/', label: 'QQ 邮箱' };
+}
+
+const api = {
+  HOTMAIL_PROVIDER,
+  getMailProviderConfig,
+  normalizeMailProvider,
+};
+
+if (typeof module !== 'undefined' && module.exports) {
+  module.exports = api;
+}
+
+if (typeof self !== 'undefined') {
+  self.MailProviderUtils = api;
+}
diff --git a/manifest.json b/manifest.json
index bf2ab65..ec5b434 100644
--- a/manifest.json
+++ b/manifest.json
@@ -70,7 +70,9 @@
       "matches": [
         "https://mail.163.com/*",
         "https://*.mail.163.com/*",
-        "https://webmail.vip.163.com/*"
+        "https://webmail.vip.163.com/*",
+        "https://mail.126.com/*",
+        "https://*.mail.126.com/*"
       ],
       "js": [
         "content/activation-utils.js",
diff --git a/sidepanel/sidepanel.html b/sidepanel/sidepanel.html
index 9b76ac1..ff8faa3 100644
--- a/sidepanel/sidepanel.html
+++ b/sidepanel/sidepanel.html
@@ -222,6 +222,7 @@
             <option value="icloud">iCloud 邮箱</option>
             <option value="163">163 邮箱 (mail.163.com)</option>
             <option value="163-vip">163 VIP 邮箱 (vip.163.com)</option>
+            <option value="126">126 邮箱 (mail.126.com)</option>
             <option value="qq">QQ 邮箱 (wx.mail.qq.com)</option>
             <option value="inbucket">Inbucket（自定义主机）</option>
             <option value="2925">2925 邮箱 (2925.com)</option>
diff --git a/sidepanel/sidepanel.js b/sidepanel/sidepanel.js
index 192dac1..9a73739 100644
--- a/sidepanel/sidepanel.js
+++ b/sidepanel/sidepanel.js
@@ -602,6 +602,11 @@ const MAIL_PROVIDER_LOGIN_CONFIGS = {
     url: 'https://webmail.vip.163.com/',
     buttonLabel: '登录',
   },
+  '126': {
+    label: '126 邮箱',
+    url: 'https://mail.126.com/',
+    buttonLabel: '登录',
+  },
   qq: {
     label: 'QQ 邮箱',
     url: 'https://wx.mail.qq.com/',
@@ -2166,7 +2171,7 @@ function applySettingsState(state) {
   inputCodex2ApiUrl.value = state?.codex2apiUrl || '';
   inputCodex2ApiAdminKey.value = state?.codex2apiAdminKey || '';
   const restoredMailProvider = isCustomMailProvider(state?.mailProvider)
-    || [ICLOUD_PROVIDER, 'hotmail-api', GMAIL_PROVIDER, 'luckmail-api', '163', '163-vip', 'qq', 'inbucket', '2925', 'cloudflare-temp-email'].includes(String(state?.mailProvider || '').trim())
+    || [ICLOUD_PROVIDER, 'hotmail-api', GMAIL_PROVIDER, 'luckmail-api', '163', '163-vip', '126', 'qq', 'inbucket', '2925', 'cloudflare-temp-email'].includes(String(state?.mailProvider || '').trim())
     ? String(state?.mailProvider || '163').trim()
     : (String(state?.emailGenerator || '').trim().toLowerCase() === 'custom'
       || String(state?.emailGenerator || '').trim().toLowerCase() === 'manual'
diff --git a/tests/background-navigation-utils-module.test.js b/tests/background-navigation-utils-module.test.js
index 5dbeb84..44a9fd1 100644
--- a/tests/background-navigation-utils-module.test.js
+++ b/tests/background-navigation-utils-module.test.js
@@ -16,6 +16,26 @@ test('navigation utils module exposes a factory', () => {
   assert.equal(typeof api?.createNavigationUtils, 'function');
 });
 
+test('navigation utils treat 126 mail hosts as part of the shared NetEase mail family', () => {
+  const source = fs.readFileSync('background/navigation-utils.js', 'utf8');
+  const globalScope = {};
+  const moduleApi = new Function('self', `${source}; return self.MultiPageBackgroundNavigationUtils;`)(globalScope);
+  const navigationUtils = moduleApi.createNavigationUtils({
+    DEFAULT_SUB2API_URL: 'https://example.com/admin/accounts',
+    normalizeLocalCpaStep9Mode: value => value,
+  });
+
+  assert.equal(navigationUtils.is163MailHost('mail.126.com'), true);
+  assert.equal(
+    navigationUtils.matchesSourceUrlFamily(
+      'mail-163',
+      'https://mail.126.com/js6/main.jsp',
+      'https://mail.163.com/js6/main.jsp'
+    ),
+    true
+  );
+});
+
 test('navigation utils support codex2api mode and url normalization', () => {
   const source = fs.readFileSync('background/navigation-utils.js', 'utf8');
   const globalScope = {};
diff --git a/tests/content-utils.test.js b/tests/content-utils.test.js
new file mode 100644
index 0000000..e3a11d0
--- /dev/null
+++ b/tests/content-utils.test.js
@@ -0,0 +1,82 @@
+const test = require('node:test');
+const assert = require('node:assert/strict');
+const fs = require('node:fs');
+
+const source = fs.readFileSync('content/utils.js', 'utf8');
+
+function extractFunction(name) {
+  const start = source.indexOf(`function ${name}(`);
+  if (start < 0) {
+    throw new Error(`missing function ${name}`);
+  }
+
+  let parenDepth = 0;
+  let signatureEnded = false;
+  let braceStart = -1;
+  for (let index = start; index < source.length; index += 1) {
+    const ch = source[index];
+    if (ch === '(') {
+      parenDepth += 1;
+    } else if (ch === ')') {
+      parenDepth -= 1;
+      if (parenDepth === 0) {
+        signatureEnded = true;
+      }
+    } else if (ch === '{' && signatureEnded) {
+      braceStart = index;
+      break;
+    }
+  }
+
+  if (braceStart < 0) {
+    throw new Error(`missing body for function ${name}`);
+  }
+
+  let depth = 0;
+  let end = braceStart;
+  for (; end < source.length; end += 1) {
+    const ch = source[end];
+    if (ch === '{') depth += 1;
+    if (ch === '}') {
+      depth -= 1;
+      if (depth === 0) {
+        end += 1;
+        break;
+      }
+    }
+  }
+
+  return source.slice(start, end);
+}
+
+test('detectScriptSource maps 126 mail hosts to the shared 163 mail source', () => {
+  const bundle = [extractFunction('detectScriptSource')].join('\n');
+  const api = new Function(`
+${bundle}
+return { detectScriptSource };
+`)();
+
+  assert.equal(
+    api.detectScriptSource({
+      url: 'https://mail.126.com/js6/main.jsp',
+      hostname: 'mail.126.com',
+    }),
+    'mail-163'
+  );
+});
+
+test('detectScriptSource maps 126 mail subdomains to the shared 163 mail source', () => {
+  const bundle = [extractFunction('detectScriptSource')].join('\n');
+  const api = new Function(`
+${bundle}
+return { detectScriptSource };
+`)();
+
+  assert.equal(
+    api.detectScriptSource({
+      url: 'https://app.mail.126.com/js6/main.jsp',
+      hostname: 'app.mail.126.com',
+    }),
+    'mail-163'
+  );
+});
diff --git a/tests/hotmail-utils.test.js b/tests/hotmail-utils.test.js
index 0a31ba6..5518ff2 100644
--- a/tests/hotmail-utils.test.js
+++ b/tests/hotmail-utils.test.js
@@ -181,6 +181,7 @@ test('shouldClearHotmailCurrentSelection returns true only when account becomes
 test('extractVerificationCode returns first six-digit code from multilingual mail text', () => {
   assert.equal(extractVerificationCode('你的 ChatGPT 验证码为 370794，请勿泄露。'), '370794');
   assert.equal(extractVerificationCode('Your verification code is 654321.'), '654321');
+  assert.equal(extractVerificationCode('ChatGPT Log-in Code\nIf that was you, enter this code:\n\n982219'), '982219');
   assert.equal(extractVerificationCode('No code here'), null);
 });
 
@@ -202,6 +203,15 @@ test('extractVerificationCodeFromMessage reads code from the latest message subj
     }),
     '654321'
   );
+
+  assert.equal(
+    extractVerificationCodeFromMessage({
+      subject: 'ChatGPT Log-in Code',
+      bodyPreview: 'We noticed a suspicious log-in on your account. If that was you, enter this code:\n\n982219',
+      from: { emailAddress: { address: 'noreply@openai.com' } },
+    }),
+    '982219'
+  );
 });
 
 test('getHotmailListToggleLabel reflects expanded state and account count', () => {
diff --git a/tests/icloud-mail-content.test.js b/tests/icloud-mail-content.test.js
index 42a7cac..269776b 100644
--- a/tests/icloud-mail-content.test.js
+++ b/tests/icloud-mail-content.test.js
@@ -81,6 +81,20 @@ return { readOpenedMailBody, extractVerificationCode };
   assert.equal(api.extractVerificationCode(bodyText), '731091');
 });
 
+test('extractVerificationCode matches the new suspicious log-in mail body', () => {
+  const bundle = [
+    extractFunction('extractVerificationCode'),
+  ].join('\n');
+
+  const api = new Function(`
+${bundle}
+return { extractVerificationCode };
+`)();
+
+  const bodyText = 'ChatGPT Log-in Code\nWe noticed a suspicious log-in on your account. If that was you, enter this code:\n\n982219';
+  assert.equal(api.extractVerificationCode(bodyText), '982219');
+});
+
 test('readOpenedMailBody ignores conversation list rows when no detail pane is open', () => {
   const bundle = [
     extractFunction('normalizeText'),
diff --git a/tests/luckmail-utils.test.js b/tests/luckmail-utils.test.js
index 1d9acbc..ccf4ecd 100644
--- a/tests/luckmail-utils.test.js
+++ b/tests/luckmail-utils.test.js
@@ -68,6 +68,20 @@ test('normalizeLuckmailTokenCode and normalizeLuckmailTokenMail extract verifica
 
   assert.equal(normalizedMail.verification_code, '654321');
   assert.equal(extractLuckmailVerificationCode('你的验证码为 778899'), '778899');
+  assert.equal(
+    extractLuckmailVerificationCode('ChatGPT Log-in Code\nIf that was you, enter this code:\n\n982219'),
+    '982219'
+  );
+
+  const suspiciousLoginMail = normalizeLuckmailTokenMail({
+    message_id: 'mail-3',
+    from: 'noreply@openai.com',
+    subject: 'ChatGPT Log-in Code',
+    body: 'We noticed a suspicious log-in on your account. If that was you, enter this code:\n\n982219',
+    received_at: '2026-04-14T10:02:00Z',
+  });
+
+  assert.equal(suspiciousLoginMail.verification_code, '982219');
 });
 
 test('normalizeLuckmailProjectName and isLuckmailPurchaseForProject match openai case-insensitively', () => {
diff --git a/tests/mail-163-content.test.js b/tests/mail-163-content.test.js
index 72f7bd6..8d8f384 100644
--- a/tests/mail-163-content.test.js
+++ b/tests/mail-163-content.test.js
@@ -101,6 +101,23 @@ return { findMailItems };
   assert.equal(rows.length, 1);
 });
 
+test('getNetEaseMailLabel returns the active NetEase mailbox brand', () => {
+  const bundle = [
+    extractFunction('getNetEaseMailLabel'),
+  ].join('\n');
+
+  const api = new Function(`
+${bundle}
+return { getNetEaseMailLabel };
+`)();
+
+  assert.equal(api.getNetEaseMailLabel('mail.126.com'), '126 邮箱');
+  assert.equal(api.getNetEaseMailLabel('app.mail.126.com'), '126 邮箱');
+  assert.equal(api.getNetEaseMailLabel('webmail.vip.163.com'), '163 VIP 邮箱');
+  assert.equal(api.getNetEaseMailLabel('mail.163.com'), '163 邮箱');
+  assert.equal(api.getNetEaseMailLabel('example.com'), '163 邮箱');
+});
+
 test('getMailTimestamp parses visible hh:mm text even when no title attribute exists', () => {
   const bundle = [
     extractFunction('normalizeText'),
@@ -340,14 +357,30 @@ return { openMailAndGetMessageText, mailItem };
   assert.doesNotMatch(text, /111111/);
 });
 
+test('extractVerificationCode matches the new suspicious log-in mail body', () => {
+  const bundle = [
+    extractFunction('extractVerificationCode'),
+  ].join('\n');
+
+  const api = new Function(`
+${bundle}
+return { extractVerificationCode };
+`)();
+
+  const bodyText = 'ChatGPT Log-in Code\nWe noticed a suspicious log-in on your account. If that was you, enter this code:\n\n982219';
+  assert.equal(api.extractVerificationCode(bodyText), '982219');
+});
+
 test('handlePollEmail ignores same-minute old snapshot mail before fallback', async () => {
   const bundle = [
     extractFunction('normalizeText'),
     extractFunction('normalizeMinuteTimestamp'),
+    extractFunction('getNetEaseMailLabel'),
     extractFunction('handlePollEmail'),
   ].join('\n');
 
   const api = new Function(`
+const location = { hostname: 'mail.126.com' };
 let currentItems = [{ id: 'old-mail' }];
 const seenCodes = new Set();
 
@@ -405,7 +438,7 @@ return { handlePollEmail };
       intervalMs: 1,
       filterAfterTimestamp: new Date(2026, 3, 22, 22, 22, 40, 0).getTime(),
     }),
-    /未在 163 邮箱中找到新的匹配邮件/
+    /未在 126 邮箱中找到新的匹配邮件/
   );
 });
 
@@ -413,6 +446,7 @@ test('handlePollEmail accepts a new same-minute mail that appears after the snap
   const bundle = [
     extractFunction('normalizeText'),
     extractFunction('normalizeMinuteTimestamp'),
+    extractFunction('getNetEaseMailLabel'),
     extractFunction('handlePollEmail'),
   ].join('\n');
 
@@ -505,6 +539,7 @@ test('handlePollEmail falls back to row text when the subject node is missing',
   const bundle = [
     extractFunction('normalizeText'),
     extractFunction('normalizeMinuteTimestamp'),
+    extractFunction('getNetEaseMailLabel'),
     extractFunction('handlePollEmail'),
   ].join('\n');
 
@@ -584,6 +619,7 @@ test('handlePollEmail opens matching mail body when preview has no code', async
   const bundle = [
     extractFunction('normalizeText'),
     extractFunction('normalizeMinuteTimestamp'),
+    extractFunction('getNetEaseMailLabel'),
     extractFunction('handlePollEmail'),
   ].join('\n');
 
diff --git a/tests/mail-163-manifest.test.js b/tests/mail-163-manifest.test.js
new file mode 100644
index 0000000..f922c14
--- /dev/null
+++ b/tests/mail-163-manifest.test.js
@@ -0,0 +1,22 @@
+const test = require('node:test');
+const assert = require('node:assert/strict');
+const fs = require('node:fs');
+
+test('manifest 为网易邮箱内容脚本覆盖 126 子域名', () => {
+  const manifest = JSON.parse(fs.readFileSync('manifest.json', 'utf8'));
+  const mail163Script = manifest.content_scripts.find((script) => (
+    Array.isArray(script.js) && script.js.includes('content/mail-163.js')
+  ));
+
+  assert.ok(mail163Script, '应存在 mail-163 内容脚本声明');
+  assert.equal(
+    mail163Script.matches.includes('https://mail.126.com/*'),
+    true,
+    '应覆盖 mail.126.com'
+  );
+  assert.equal(
+    mail163Script.matches.includes('https://*.mail.126.com/*'),
+    true,
+    '应覆盖 *.mail.126.com'
+  );
+});
diff --git a/tests/mail-2925-content.test.js b/tests/mail-2925-content.test.js
index f923d7f..29f5306 100644
--- a/tests/mail-2925-content.test.js
+++ b/tests/mail-2925-content.test.js
@@ -546,6 +546,21 @@ return {
   ]);
 });
 
+test('extractVerificationCode strict mode matches the new suspicious log-in mail body', () => {
+  const bundle = [
+    extractFunction('extractVerificationCode'),
+  ].join('\n');
+
+  const api = new Function(`
+${bundle}
+return { extractVerificationCode };
+`)();
+
+  const bodyText = 'ChatGPT Log-in Code\nWe noticed a suspicious log-in on your account. If that was you, enter this code:\n\n982219';
+  assert.equal(api.extractVerificationCode(bodyText, true), '982219');
+  assert.equal(api.extractVerificationCode(bodyText, false), '982219');
+});
+
 test('openMailAndGetMessageText always returns to inbox after opening a 2925 message', async () => {
   const bundle = [
     extractFunction('returnToInbox'),
diff --git a/tests/mail-provider-utils.test.js b/tests/mail-provider-utils.test.js
new file mode 100644
index 0000000..a52ce10
--- /dev/null
+++ b/tests/mail-provider-utils.test.js
@@ -0,0 +1,35 @@
+const test = require('node:test');
+const assert = require('node:assert/strict');
+
+const {
+  HOTMAIL_PROVIDER,
+  getMailProviderConfig,
+  normalizeMailProvider,
+} = require('../mail-provider-utils.js');
+
+test('normalizeMailProvider accepts 126 and falls back to 163', () => {
+  assert.equal(normalizeMailProvider('126'), '126');
+  assert.equal(normalizeMailProvider('163-vip'), '163-vip');
+  assert.equal(normalizeMailProvider('unknown-provider'), '163');
+});
+
+test('getMailProviderConfig returns the shared NetEase source for 126 mail', () => {
+  assert.deepEqual(
+    getMailProviderConfig({ mailProvider: '126' }),
+    {
+      source: 'mail-163',
+      url: 'https://mail.126.com/js6/main.jsp?df=mail163_letter#module=mbox.ListModule%7C%7B%22fid%22%3A1%2C%22order%22%3A%22date%22%2C%22desc%22%3Atrue%7D',
+      label: '126 邮箱',
+    }
+  );
+});
+
+test('getMailProviderConfig preserves the hotmail provider sentinel', () => {
+  assert.deepEqual(
+    getMailProviderConfig({ mailProvider: HOTMAIL_PROVIDER }),
+    {
+      provider: HOTMAIL_PROVIDER,
+      label: 'Hotmail（微软 Graph）',
+    }
+  );
+});
diff --git a/tests/signup-page-tab-cleanup.test.js b/tests/signup-page-tab-cleanup.test.js
index a00ce11..c6e76bc 100644
--- a/tests/signup-page-tab-cleanup.test.js
+++ b/tests/signup-page-tab-cleanup.test.js
@@ -48,6 +48,7 @@ const helperBundle = [
   extractFunction(helperSource, 'parseUrlSafely'),
   extractFunction(helperSource, 'isSignupPageHost'),
   extractFunction(helperSource, 'isSignupEntryHost'),
+  extractFunction(helperSource, 'is163MailHost'),
   extractFunction(helperSource, 'matchesSourceUrlFamily'),
 ].join('\n');
 
@@ -153,6 +154,11 @@ return {
     true,
     'signup-page family should include legacy chat.openai.com'
   );
+  assert.strictEqual(
+    api.matchesSourceUrlFamily('mail-163', 'https://mail.126.com/js6/main.jsp', 'https://mail.163.com/js6/main.jsp'),
+    true,
+    'mail-163 family should include mail.126.com'
+  );
 
   api.reset({
     tabs: [
diff --git a/项目完整链路说明.md b/项目完整链路说明.md
index 28dd78b..15daf08 100644
--- a/项目完整链路说明.md
+++ b/项目完整链路说明.md
@@ -593,7 +593,24 @@ Codex2API 补充：
 - [luckmail-utils.js](c:/Users/projectf/Downloads/codex注册扩展/luckmail-utils.js)
 - LuckMail 相关后台领域逻辑仍在 [background.js](c:/Users/projectf/Downloads/codex注册扩展/background.js)
 
-### 7.4 2925 账号池
+### 7.4 163 / 163 VIP / 126 网页邮箱
+
+组成：
+
+- [mail-provider-utils.js](c:/Users/projectf/Downloads/codex注册扩展/mail-provider-utils.js)
+- [content/mail-163.js](c:/Users/projectf/Downloads/codex注册扩展/content/mail-163.js)
+
+行为约定：
+
+- `163`、`163 VIP`、`126` 都走同一条“网易网页邮箱”验证码链路。
+- sidepanel 只负责切换 provider 与展示登录入口；后台根据 provider 选择对应网页邮箱首页。
+- 内容脚本来源统一归类到 `mail-163`，这样 Step 4 / Step 8 继续复用同一套验证码读取与邮件清理逻辑。
+- `manifest.json` 需要同时覆盖：
+  - `https://mail.163.com/*`
+  - `https://webmail.vip.163.com/*`
+  - `https://mail.126.com/*`
+
+### 7.5 2925 账号池
 
 组成：
 
@@ -625,7 +642,7 @@ Codex2API 补充：
 8. sidepanel 中 2925 账号池的新增表单也走与 Hotmail 相同的共享交互：默认收起，头部按钮切换“添加账号 / 取消添加”，操作行右侧提供“批量导入”，保存成功后自动收起并清空。
 9. 当 2925 号池模式开启时，当前选中的号池邮箱会同步回写到同一个 `mail2925BaseEmail` 字段；因此用户切换号池账号后，即使再次关闭号池模式，也会直接沿用刚才选中的邮箱作为手动基邮箱，无需重新输入。
 
-### 7.4.1 2925 双模式维护约定
+### 7.5.1 2925 双模式维护约定
 
 这是后续维护 `2925` 时最容易被重新打散的一段链路，建议按下面的职责边界理解：
 
@@ -677,7 +694,7 @@ Codex2API 补充：
 4. `background/verification-flow.js` 与 `content/mail-2925.js` 的“弱目标邮箱匹配”是否保持同步
 5. `项目文件结构说明.md` 与当前文件是否已同步更新
 
-### 7.5 iCloud
+### 7.6 iCloud
 
 组成：
 
diff --git a/项目文件结构说明.md b/项目文件结构说明.md
index 017ec79..db47d43 100644
--- a/项目文件结构说明.md
+++ b/项目文件结构说明.md
@@ -26,6 +26,7 @@
 - `hotmail-utils.js`：Hotmail 账号与验证码提取相关的纯工具函数，负责账号筛选、验证码匹配、第三方接口数据归一化。
 - `icloud-utils.js`：iCloud 隐私邮箱相关的纯工具函数，负责 host、别名列表、保留状态、已用状态等归一化。
 - `luckmail-utils.js`：LuckMail 相关的纯工具函数，负责邮箱购买记录、标签、邮件 cursor、验证码匹配等归一化。
+- `mail-provider-utils.js`：网页邮箱 provider 配置纯工具，负责 `163 / 163 VIP / 126 / QQ / Inbucket / Hotmail` 的基础归一化与页面入口配置。
 - `mail2925-utils.js`：2925 账号池相关的纯工具函数，负责账号归一化、冷却期判断、可用账号挑选、批量导入解析与列表更新。
 - `managed-alias-utils.js`：共享 Gmail / 2925 的别名邮箱规则，负责解析基邮箱、校验“当前完整注册邮箱”是否仍与基邮箱兼容、生成 Gmail `+tag` 与 2925 随机后缀邮箱，并输出 sidepanel 可复用的 UI 文案；当前还统一承接 `mail2925Mode` 的归一化与“2925 仅在 provide 模式下参与别名生成”的共享判定。
 - `manifest.json`：Chrome 扩展清单，声明权限、背景脚本、侧边栏、内容脚本与规则集。
@@ -77,7 +78,7 @@
 - `content/gmail-mail.js`：Gmail 邮箱轮询脚本，负责在 Gmail 页面中匹配验证码邮件。
 - `content/icloud-mail.js`：iCloud 邮箱页面脚本，负责在 iCloud Mail 页面中读取邮件详情和验证码。
 - `content/inbucket-mail.js`：Inbucket 邮箱轮询脚本，负责在 Inbucket 页面中读取、删除验证码邮件。
-- `content/mail-163.js`：163 / 163 VIP 邮箱轮询脚本，负责网页邮箱验证码读取和邮件清理。
+- `content/mail-163.js`：163 / 163 VIP / 126 邮箱轮询脚本，负责网页邮箱验证码读取和邮件清理。
 - `content/mail-2925.js`：2925 邮箱页面脚本，负责 2925 邮箱自动登录态确认、收件轮询、按步骤会话隔离“已试验证码”、在每次重发验证码之间执行一轮最多 15 次的邮箱刷新轮询、命中邮件后立即删当前邮件，以及在成功后配合后台执行整箱清理；若页面出现“子邮箱已达上限邮箱”提示，会立即上报后台进入切号链路；当后台显式开启 `mail2925MatchTargetEmail` 时，会对邮件里显式出现的目标邮箱做弱匹配，避免 `receive` 模式误捞别人的验证码。
 - `content/phone-auth.js`：认证页手机号验证脚本，负责识别 `add-phone / phone-verification` 页面、选择国家、填写手机号、提交短信验证码、触发重发短信，以及把“回到 add-phone / 进入 OAuth 同意页”的结果反馈给后台。
 - `content/qq-mail.js`：QQ 邮箱轮询脚本，负责网页邮箱验证码读取。
@@ -168,12 +169,14 @@
 - `tests/phone-verification-flow.test.js`：测试手机号验证共享流程对 HeroSMS 的取号、复用、重发、换号与 Step 7 重开错误分支。
 - `tests/cloudflare-temp-email-provider.test.js`：测试 Cloudflare Temp Email provider 的轮询与目标邮箱选择逻辑。
 - `tests/cloudflare-temp-email-utils.test.js`：测试 Cloudflare Temp Email 工具层的 URL、域名、邮件解析逻辑。
+- `tests/content-utils.test.js`：测试内容脚本公共工具层对 `mail.126.com` 等网页邮箱来源的识别逻辑。
 - `tests/hotmail-api-mode.test.js`：测试 Hotmail API 模式相关文案和集成方式。
 - `tests/hotmail-cors-headers.test.js`：测试 Microsoft token 请求相关 DNR 配置。
 - `tests/hotmail-utils.test.js`：测试 Hotmail 工具层的账号筛选、验证码提取和消息匹配逻辑。
 - `tests/icloud-mail-content.test.js`：测试 iCloud Mail 内容脚本读取邮件正文和选中状态逻辑。
 - `tests/icloud-utils.test.js`：测试 iCloud 工具层的 host、别名列表、保留状态与筛选逻辑。
 - `tests/luckmail-utils.test.js`：测试 LuckMail 工具层的购买记录、邮件、游标和验证码匹配逻辑。
+- `tests/mail-provider-utils.test.js`：测试网页邮箱 provider 配置工具对 `126` 等 provider 的归一化与入口配置解析。
 - `tests/mail-2925-content.test.js`：测试 2925 邮箱内容脚本的轮询快照、忽略邮箱对比、按步骤会话隔离已试验证码、单封邮件删除与整箱删除逻辑。
 - `tests/mail2925-utils.test.js`：测试 2925 账号池工具层的账号归一化、冷却期判断、可用账号挑选与批量导入解析。
 - `tests/managed-alias-utils.test.js`：覆盖 Gmail / 2925 共享别名工具的解析、生成、兼容性判断。