diff --git a/scripts/nodejs/publish_browser.js b/scripts/nodejs/publish_browser.js
index 0e78b71..11301aa 100644
--- a/scripts/nodejs/publish_browser.js
+++ b/scripts/nodejs/publish_browser.js
@@ -2,10 +2,14 @@
 
 /**
  * 发布用 Puppeteer 浏览器（按平台/账号隔离 userDataDir）
+ *
+ * Windows：Chrome 必须以 detached 子进程启动，否则 Node 被 Tauri 结束后会连带关掉浏览器。
  */
 const fs = require("fs");
 const path = require("path");
 const os = require("os");
+const http = require("http");
+const { spawn } = require("child_process");
 
 const {
   COMMON_BROWSER_ARGS,
@@ -55,33 +59,115 @@ function userDataDir(platform, accountId) {
   return getRuntimeDataPath("browser-data", "publish", sub);
 }
 
+function debugPortForKey(key) {
+  let h = 5381;
+  for (let i = 0; i < key.length; i++) {
+    h = ((h << 5) + h + key.charCodeAt(i)) >>> 0;
+  }
+  return 9300 + (h % 700);
+}
+
 function delay(ms) {
   return new Promise((r) => setTimeout(r, ms));
 }
 
+function fetchDebugVersion(port) {
+  return new Promise((resolve, reject) => {
+    const req = http.get(`http://127.0.0.1:${port}/json/version`, (res) => {
+      let body = "";
+      res.on("data", (chunk) => {
+        body += chunk;
+      });
+      res.on("end", () => {
+        try {
+          resolve(JSON.parse(body));
+        } catch (e) {
+          reject(e);
+        }
+      });
+    });
+    req.on("error", reject);
+    req.setTimeout(2500, () => {
+      req.destroy();
+      reject(new Error("timeout"));
+    });
+  });
+}
+
+async function isDebugPortOpen(port) {
+  try {
+    await fetchDebugVersion(port);
+    return true;
+  } catch {
+    return false;
+  }
+}
+
+async function waitForDebugPort(port, timeoutMs = 25000) {
+  const start = Date.now();
+  while (Date.now() - start < timeoutMs) {
+    if (await isDebugPortOpen(port)) return;
+    await delay(400);
+  }
+  throw new Error(`Chrome 调试端口 ${port} 未就绪，请检查是否已安装 Chrome/Edge`);
+}
+
+/**
+ * 独立进程启动 Chrome（与 Node 生命周期解耦）
+ */
+async function spawnDetachedChrome(executablePath, dir, port) {
+  if (await isDebugPortOpen(port)) return;
+  if (!fs.existsSync(dir)) fs.mkdirSync(dir, { recursive: true });
+
+  const args = [
+    `--remote-debugging-port=${port}`,
+    `--user-data-dir=${dir}`,
+    "--remote-allow-origins=*",
+    ...COMMON_BROWSER_ARGS.filter((a) => !a.startsWith("--user-data-dir")),
+    "about:blank",
+  ];
+
+  const child = spawn(executablePath, args, {
+    detached: true,
+    stdio: "ignore",
+    windowsHide: false,
+  });
+  child.unref();
+  await waitForDebugPort(port);
+}
+
+async function connectPublishBrowser(puppeteer, port) {
+  return puppeteer.connect({
+    browserURL: `http://127.0.0.1:${port}`,
+    defaultViewport: { width: 1280, height: 900 },
+  });
+}
+
 async function getPublishBrowser(platform, accountId) {
   const key = contextKey(platform, accountId);
   const existing = browsers.get(key);
   if (existing && existing.isConnected()) {
     return existing;
   }
+
   const puppeteer = loadPuppeteer();
   const dir = userDataDir(platform, accountId);
-  if (!fs.existsSync(dir)) fs.mkdirSync(dir, { recursive: true });
+  const port = debugPortForKey(key);
   const executablePath = getChromiumExecutablePath();
   if (!executablePath) {
     throw new Error(
       "未找到 Chrome/Edge，请安装浏览器或设置 AICLIENT_CHROMIUM_PATH",
     );
   }
-  const browser = await puppeteer.launch({
-    executablePath,
-    headless: false,
-    userDataDir: dir,
-    args: COMMON_BROWSER_ARGS,
-    ignoreDefaultArgs: BROWSER_IGNORE_DEFAULT_ARGS,
-    defaultViewport: { width: 1280, height: 900 },
-  });
+
+  let browser;
+  if (await isDebugPortOpen(port)) {
+    browser = await connectPublishBrowser(puppeteer, port);
+  } else {
+    await spawnDetachedChrome(executablePath, dir, port);
+    browser = await connectPublishBrowser(puppeteer, port);
+  }
+
   browser.on("disconnected", () => browsers.delete(key));
   browsers.set(key, browser);
   return browser;
@@ -112,7 +198,8 @@ async function newPublishPage(platform, accountId, cookies) {
   let page =
     pages.find((p) => {
       try {
-        return p.url() === "about:blank";
+        const u = p.url();
+        return !u || u === "about:blank";
       } catch {
         return false;
       }
@@ -137,16 +224,37 @@ async function newPublishPage(platform, accountId, cookies) {
 
 async function closePublishBrowser(platform, accountId) {
   const key = contextKey(platform, accountId);
-  const browser = browsers.get(key);
-  if (!browser) return;
+  const port = debugPortForKey(key);
+  let browser = browsers.get(key);
   browsers.delete(key);
   try {
+    const puppeteer = loadPuppeteer();
+    if (!browser || !browser.isConnected()) {
+      if (!(await isDebugPortOpen(port))) return;
+      browser = await connectPublishBrowser(puppeteer, port);
+    }
     await browser.close();
   } catch {
     /* ignore */
   }
 }
 
+/**
+ * 断开 Puppeteer 连接，Chrome 以 detached 进程继续运行
+ */
+async function detachPublishBrowser(platform, accountId) {
+  const key = contextKey(platform, accountId);
+  const browser = browsers.get(key);
+  browsers.delete(key);
+  try {
+    if (browser && browser.isConnected()) {
+      await browser.disconnect();
+    }
+  } catch (e) {
+    console.warn("detachPublishBrowser:", e.message);
+  }
+}
+
 const LOGIN_URLS = {
   douyin: "https://creator.douyin.com/",
   kuaishou: "https://cp.kuaishou.com/",
@@ -162,4 +270,7 @@ module.exports = {
   LOGIN_URLS,
   getChromiumExecutablePath,
   closePublishBrowser,
+  detachPublishBrowser,
+  debugPortForKey,
+  contextKey,
 };
diff --git a/scripts/nodejs/publish_cover_adapt.js b/scripts/nodejs/publish_cover_adapt.js
new file mode 100644
index 0000000..05512d4
--- /dev/null
+++ b/scripts/nodejs/publish_cover_adapt.js
@@ -0,0 +1,64 @@
+"use strict";
+
+/**
+ * 发布前封面适配（对齐 Electron CoverAdapter / PLATFORM_REQUIREMENTS.douyin）
+ */
+const fs = require("fs");
+const path = require("path");
+const os = require("os");
+const { spawnSync } = require("child_process");
+const pipelineNative = require("./pipeline_native.js");
+
+const PLATFORM_COVER = {
+  douyin: { width: 1080, height: 1920, format: "jpg" },
+};
+
+function ensurePublishCoverDir() {
+  const dir = path.join(os.tmpdir(), "aiclient-publish-cover");
+  fs.mkdirSync(dir, { recursive: true });
+  return dir;
+}
+
+/**
+ * @param {string} coverPath
+ * @param {'douyin'|'kuaishou'|'shipin'|'xiaohongshu'} [platform]
+ * @returns {string}
+ */
+function adaptCoverForPublish(coverPath, platform = "douyin") {
+  const req = PLATFORM_COVER[platform];
+  if (!req) return coverPath;
+  if (!fs.existsSync(coverPath)) {
+    throw new Error(`封面文件不存在: ${coverPath}`);
+  }
+
+  const ffmpeg = pipelineNative.locateFfmpeg();
+  if (!ffmpeg) {
+    console.warn("[publish_cover_adapt] 未找到 ffmpeg，使用原始封面");
+    return coverPath;
+  }
+
+  const outPath = path.join(
+    ensurePublishCoverDir(),
+    `${platform}_${Date.now()}.jpg`,
+  );
+  const { width, height } = req;
+  const vf = `scale=${width}:${height}:force_original_aspect_ratio=decrease,pad=${width}:${height}:(ow-iw)/2:(oh-ih)/2:black`;
+
+  const r = spawnSync(
+    ffmpeg,
+    ["-y", "-i", coverPath, "-vf", vf, "-q:v", "2", outPath],
+    { encoding: "utf8", windowsHide: true },
+  );
+
+  if (r.status !== 0 || !fs.existsSync(outPath)) {
+    console.warn(
+      "[publish_cover_adapt] ffmpeg 适配失败，使用原始封面:",
+      (r.stderr || "").slice(0, 200),
+    );
+    return coverPath;
+  }
+
+  return outPath;
+}
+
+module.exports = { adaptCoverForPublish, PLATFORM_COVER };
diff --git a/scripts/nodejs/publish_platform.js b/scripts/nodejs/publish_platform.js
index 4ee4052..fa8e055 100644
--- a/scripts/nodejs/publish_platform.js
+++ b/scripts/nodejs/publish_platform.js
@@ -1,6 +1,10 @@
 "use strict";
 
-const { newPublishPage } = require("./publish_browser.js");
+const {
+  newPublishPage,
+  detachPublishBrowser,
+  closePublishBrowser,
+} = require("./publish_browser.js");
 const { publishToDouyin } = require("./publish_to_douyin.js");
 
 const PLATFORM_LABELS = {
@@ -22,13 +26,20 @@ async function publishToPlatform(platform, accountId, cookies, params) {
       const keepOpen =
         Boolean(params.keepPageOpen) ||
         Boolean(result?.keepPageOpen) ||
-        result?.status === "manual_pending";
-      if (!keepOpen) {
+        result?.status === "manual_pending" ||
+        result?.status === "verification_required";
+      if (keepOpen) {
+        globalThis.__native?.emitProgress?.(
+          "浏览器已保留（独立进程），请在页面中检查并手动点击发布",
+        );
+        await detachPublishBrowser(platform, accountId);
+      } else {
         try {
           await page.close();
         } catch {
           /* ignore */
         }
+        await closePublishBrowser(platform, accountId);
       }
     }
   }
diff --git a/scripts/nodejs/publish_to_douyin.js b/scripts/nodejs/publish_to_douyin.js
index 6d05657..590f108 100644
--- a/scripts/nodejs/publish_to_douyin.js
+++ b/scripts/nodejs/publish_to_douyin.js
@@ -1,102 +1,160 @@
 "use strict";
 
 /**
- * 抖音创作者中心发布（对齐 Electron publishToDouyin，Puppeteer 版）
+ * 抖音创作者中心发布（对齐 zhenqianba Electron publishToDouyin，Puppeteer 版）
  */
 const fs = require("fs");
+const path = require("path");
+const os = require("os");
 const { delay } = require("./publish_browser.js");
+const { adaptCoverForPublish } = require("./publish_cover_adapt.js");
 
-async function clickIfVisible(page, selector) {
-  const el = await page.$(selector);
+const UPLOAD_URL = "https://creator.douyin.com/creator-micro/content/upload";
+const PUBLISH_CONFIRM_TIMEOUT_MS = 15 * 60 * 1000;
+
+const PUBLISH_SUCCESS_TEXTS = [
+  "发布成功",
+  "已发布",
+  "作品发布成功",
+  "发布完成",
+  "上传成功",
+];
+
+const UPLOAD_PAGE_MARKERS = ["/creator-micro/content/upload"];
+
+const VERIFICATION_TEXT_RE =
+  /短信验证码|接收短信验证码|请输入验证码|输入验证码|手机验证码|安全验证|验证手机号|获取验证码|发送验证码|发送短信验证码|验证码错误/;
+
+const VERIFICATION_INPUT_SELECTORS = [
+  'input[placeholder*="验证码"]',
+  'input[placeholder*="输入验证码"]',
+  'input[maxlength="6"]',
+  'input[maxlength="4"]',
+];
+
+const VERIFICATION_ACTION_TEXTS = ["获取验证码", "发送验证码", "验证", "确认"];
+
+function progress(msg) {
+  globalThis.__native?.emitProgress?.(msg);
+}
+
+function log(msg, fields) {
+  globalThis.__native?.log?.("info", msg, fields || null);
+}
+
+/** @returns {import('puppeteer').Frame[] | import('puppeteer').Page[]} */
+function getSearchFrames(page) {
+  try {
+    return [page.mainFrame(), ...page.frames()];
+  } catch {
+    return [page];
+  }
+}
+
+/** @param {import('puppeteer').Frame | import('puppeteer').Page} frame */
+async function isVisibleElement(frame, el) {
   if (!el) return false;
   try {
-    await el.click();
-    return true;
+    return frame.evaluate((node) => {
+      const rect = node.getBoundingClientRect();
+      if (rect.width < 2 || rect.height < 2) return false;
+      const style = window.getComputedStyle(node);
+      return (
+        style.display !== "none" &&
+        style.visibility !== "hidden" &&
+        !node.disabled &&
+        node.getAttribute("aria-disabled") !== "true"
+      );
+    }, el);
   } catch {
     return false;
   }
 }
 
-function isPrimaryPublishLabel(text) {
-  const t = String(text || "").replace(/\s+/g, "");
-  if (!t.includes("发布")) return false;
-  if (t.includes("定时") || t.includes("草稿") || t.includes("取消")) return false;
-  return (
-    t === "发布" ||
-    t === "确定发布" ||
-    t === "立即发布" ||
-    t.endsWith("发布")
-  );
+/** @param {import('puppeteer').Frame | import('puppeteer').Page} frame */
+async function clickElement(frame, el) {
+  await frame.evaluate((node) => {
+    node.scrollIntoView({ block: "center", inline: "center" });
+  }, el);
+  await delay(250);
+  await el.click();
 }
 
-async function clickPublishButton(page) {
-  const handles = await page.$$('button, [role="button"]');
-  for (const btn of handles) {
-    let text = "";
-    let visible = false;
+/**
+ * @param {import('puppeteer').Page} page
+ * @param {string[]} texts
+ * @param {{ exact?: boolean }} [opts]
+ */
+async function clickButtonByTextsInFrames(page, texts, opts = {}) {
+  const exact = Boolean(opts.exact);
+  for (const frame of getSearchFrames(page)) {
+    let handles = [];
     try {
-      text = await page.evaluate((el) => (el.textContent || "").trim(), btn);
-      visible = await page.evaluate((el) => {
-        const rect = el.getBoundingClientRect();
-        if (rect.width < 2 || rect.height < 2) return false;
-        const style = window.getComputedStyle(el);
-        return (
-          style.display !== "none" &&
-          style.visibility !== "hidden" &&
-          !el.disabled &&
-          el.getAttribute("aria-disabled") !== "true"
-        );
-      }, btn);
+      handles = await frame.$$("button, [role='button']");
     } catch {
       continue;
     }
-    if (!visible || !isPrimaryPublishLabel(text)) continue;
-    try {
-      await btn.evaluate((el) =>
-        el.scrollIntoView({ block: "center", inline: "center" }),
-      );
-      await delay(300);
-      await btn.click();
-      return true;
-    } catch {
-      /* try next */
+    for (const btn of handles) {
+      let t = "";
+      try {
+        t = await frame.evaluate((el) => (el.textContent || "").trim(), btn);
+      } catch {
+        continue;
+      }
+      const hit = texts.some((w) => (exact ? t === w : t.includes(w)));
+      if (!hit) continue;
+      if (!(await isVisibleElement(frame, btn))) continue;
+      try {
+        await clickElement(frame, btn);
+        return { ok: true, text: t, frameUrl: frame.url?.() || "" };
+      } catch {
+        /* try next */
+      }
+    }
+  }
+  return { ok: false };
+}
+
+/** @param {import('puppeteer').Page} page */
+async function fillFirstSelectorInFrames(page, selectors, text) {
+  for (const frame of getSearchFrames(page)) {
+    for (const sel of selectors) {
+      let el = null;
+      try {
+        if (sel.startsWith("//")) {
+          const found = await frame.$x(sel);
+          el = found[0] || null;
+        } else {
+          el = await frame.$(sel);
+        }
+      } catch {
+        continue;
+      }
+      if (!(await isVisibleElement(frame, el))) continue;
+      try {
+        await clickElement(frame, el);
+        await frame.evaluate((node) => {
+          if (node.tagName === "INPUT" || node.tagName === "TEXTAREA") {
+            node.value = "";
+          } else if (node.isContentEditable) {
+            node.textContent = "";
+          }
+        }, el);
+        await el.type(String(text), { delay: 30 });
+        return true;
+      } catch {
+        /* try next */
+      }
     }
   }
   return false;
 }
 
-async function typeIntoFirst(page, selectors, text) {
-  for (const sel of selectors) {
-    const el = await page.$(sel);
-    if (!el) continue;
-    try {
-      await el.click({ clickCount: 3 });
-      await page.keyboard.down("Control");
-      await page.keyboard.press("a");
-      await page.keyboard.up("Control");
-      await page.keyboard.press("Backspace");
-      await el.type(text, { delay: 30 });
-      return true;
-    } catch {
-      /* try next */
-    }
-  }
-  return false;
-}
-
-async function publishToDouyin(page, params) {
-  const { videoPath, coverPath, title, tags = [], autoPublish } = params;
-  if (!fs.existsSync(videoPath)) throw new Error("视频文件不存在");
-  if (!fs.existsSync(coverPath)) throw new Error("封面文件不存在");
-
-  globalThis.__native?.emitProgress?.("正在打开抖音上传页…");
-  const uploadUrl = "https://creator.douyin.com/creator-micro/content/upload";
-  await page.goto(uploadUrl, { waitUntil: "domcontentloaded" });
-  await delay(3000);
-
-  let currentUrl = page.url();
+/** @param {import('puppeteer').Page} page */
+async function ensureLoggedIn(page) {
+  const currentUrl = page.url();
   if (currentUrl.includes("login") || currentUrl.includes("passport")) {
-    throw new Error("未登录抖音，请先在步骤 07 点击「登录平台」");
+    throw new Error("未登录抖音，请先在步骤 07 账号管理中扫码登录");
   }
 
   let avatar = await page.$("#header-avatar");
@@ -105,133 +163,645 @@ async function publishToDouyin(page, params) {
     avatar = await page.$("#header-avatar");
   }
   if (!avatar) {
-    throw new Error("抖音登录已过期，请重新登录");
-  }
-
-  if (!page.url().includes("content/upload")) {
-    await page.goto(uploadUrl, { waitUntil: "domcontentloaded" });
-    await delay(3000);
-  }
-
-  globalThis.__native?.emitProgress?.("正在上传视频…");
-  await page.waitForSelector('input[type="file"]', { timeout: 60000 });
-  const fileInputs = await page.$$('input[type="file"]');
-  if (!fileInputs.length) throw new Error("未找到视频上传控件");
-  await fileInputs[0].uploadFile(videoPath);
-  await delay(5000);
-
-  globalThis.__native?.emitProgress?.("等待视频处理…");
-  const start = Date.now();
-  let ready = false;
-  while (Date.now() - start < 300000 && !ready) {
-    const titleBox = await page.$('textarea[placeholder*="标题"], input[placeholder*="标题"]');
-    if (titleBox) {
-      try {
-        const disabled = await page.evaluate((el) => el.disabled, titleBox);
-        if (!disabled) ready = true;
-      } catch {
-        ready = true;
-      }
+    if (page.url().includes("login") || page.url().includes("passport")) {
+      throw new Error("未登录抖音，请先在步骤 07 账号管理中扫码登录");
     }
-    if (!ready) await delay(2000);
+    throw new Error("抖音登录已过期，请重新扫码登录");
   }
+  log("已检测到 #header-avatar，登录有效");
+}
 
-  globalThis.__native?.emitProgress?.("正在上传封面…");
+/** @param {import('puppeteer').Page} page */
+async function uploadVideo(page, videoPath) {
+  progress("正在上传视频…");
   try {
-    await clickIfVisible(page, 'button');
-    const buttons = await page.$$("button");
-    for (const btn of buttons) {
-      const text = await page.evaluate((el) => el.textContent || "", btn);
-      if (String(text).includes("选择封面")) {
-        await btn.click();
-        await delay(2000);
+    await page.waitForSelector('input[type="file"]', {
+      timeout: 60000,
+      visible: false,
+    });
+  } catch {
+    throw new Error("上传页面加载超时，请检查网络或重新登录");
+  }
+
+  const fileInput = await page.$('input[type="file"]');
+  if (!fileInput) throw new Error("未找到文件上传输入框");
+
+  try {
+    await fileInput.uploadFile(videoPath);
+    log("视频文件已上传", { videoPath });
+  } catch (e) {
+    throw new Error(`视频上传失败：${e.message || e}`);
+  }
+  await delay(3000);
+}
+
+/** @param {import('puppeteer').Page} page */
+async function waitForVideoProcessing(page) {
+  progress("等待视频处理…");
+
+  try {
+    await Promise.race([
+      page.waitForFunction(
+        () => {
+          const body = document.body?.innerText || "";
+          return body.includes("预览视频") || body.includes("预览");
+        },
+        { timeout: 60000 },
+      ),
+      delay(60000),
+    ]);
+    log("检测到预览相关文案");
+  } catch {
+    log("未检测到预览元素，继续等待上传完成");
+  }
+
+  await delay(2000);
+
+  const maxWait = 300000;
+  const start = Date.now();
+  let uploadComplete = false;
+
+  while (!uploadComplete && Date.now() - start < maxWait) {
+    uploadComplete = await page.evaluate(() => {
+      const success = document.querySelector(
+        '[data-e2e="upload-success"], .upload-success, [class*="success"]',
+      );
+      if (success) {
+        const r = success.getBoundingClientRect();
+        if (r.width > 2 && r.height > 2) return true;
+      }
+      const titleInput = document.querySelector(
+        'textarea[placeholder*="标题"], input[placeholder*="标题"]',
+      );
+      return Boolean(titleInput && !titleInput.disabled);
+    });
+
+    if (uploadComplete) {
+      log("视频上传/处理完成");
+      break;
+    }
+    const elapsed = Math.floor((Date.now() - start) / 1000);
+    if (elapsed > 0 && elapsed % 10 === 0) {
+      progress(`视频处理中… 已等待 ${elapsed} 秒`);
+    }
+    await delay(2000);
+  }
+
+  if (!uploadComplete) {
+    log("视频处理等待超时，继续尝试填写表单");
+  }
+}
+
+/** @param {import('puppeteer').Page} page */
+async function uploadCover(page, coverPath) {
+  progress("正在上传封面…");
+  await delay(3000);
+
+  try {
+    const xpaths = [
+      '//div[contains(@class, "coverControl-CjlzqC")][.//div[contains(text(), "竖封面")]]',
+      '//div[contains(@class, "coverControl")][.//div[contains(text(), "竖封面")]]',
+    ];
+
+    let coverControl = null;
+    for (const xp of xpaths) {
+      const nodes = await page.$x(xp);
+      if (nodes[0] && (await isVisibleElement(page, nodes[0]))) {
+        coverControl = nodes[0];
         break;
       }
     }
-    const imgInput = await page.$('input[type="file"][accept*="image"]');
-    if (imgInput) {
-      await imgInput.uploadFile(coverPath);
+
+    if (!coverControl) {
+      log('未找到封面区域，尝试点击「选择封面」');
+      await clickButtonByTextsInFrames(page, ["选择封面"]);
       await delay(3000);
-    }
-    const doneBtns = await page.$$("button");
-    for (const btn of doneBtns) {
-      const text = await page.evaluate((el) => el.textContent || "", btn);
-      if (String(text).trim() === "完成") {
-        await btn.click();
-        await delay(2000);
-        break;
+      for (const xp of xpaths) {
+        const nodes = await page.$x(xp);
+        if (nodes[0] && (await isVisibleElement(page, nodes[0]))) {
+          coverControl = nodes[0];
+          break;
+        }
       }
     }
+
+    if (coverControl) {
+      await clickElement(page, coverControl);
+      await delay(2000);
+
+      let uploaded = false;
+      try {
+        await page.waitForSelector(".upload-BvM5FF .semi-upload-hidden-input", {
+          timeout: 10000,
+          visible: false,
+        });
+        const semiInput = await page.$(".upload-BvM5FF .semi-upload-hidden-input");
+        if (semiInput) {
+          await semiInput.uploadFile(coverPath);
+          uploaded = true;
+          log("封面已通过 semi-upload 上传");
+          await delay(3000);
+        }
+      } catch (e) {
+        log(`semi-upload 失败: ${e.message}`);
+      }
+
+      if (!uploaded) {
+        for (const sel of [
+          'input[type="file"][accept*="image/png"]',
+          'input[type="file"][accept*="image"]',
+        ]) {
+          const imageInput = await page.$(sel);
+          if (imageInput) {
+            await imageInput.uploadFile(coverPath);
+            uploaded = true;
+            log("封面已通过通用图片输入框上传");
+            await delay(3000);
+            break;
+          }
+        }
+      }
+
+      const completeXPath = '//*[@id="tooltip-container"]//button[1]';
+      const completeNodes = await page.$x(completeXPath);
+      if (completeNodes[0] && (await isVisibleElement(page, completeNodes[0]))) {
+        await delay(2000);
+        await clickElement(page, completeNodes[0]);
+        log("已点击封面弹窗「完成」");
+      } else {
+        await clickButtonByTextsInFrames(page, ["完成"], { exact: true });
+      }
+      await delay(2000);
+      log("封面设置完成");
+    } else {
+      log("未找到封面控制区域，跳过封面上传");
+    }
   } catch (e) {
-    console.warn("封面上传跳过:", e.message);
+    log(`封面上传失败（继续）: ${e.message}`);
   }
+}
 
-  globalThis.__native?.emitProgress?.("正在填写标题与话题…");
-  const titleText = String(title || "").slice(0, 30);
-  await typeIntoFirst(
+/** @param {import('puppeteer').Page} page */
+async function dismissDialogs(page) {
+  try {
+    await delay(1000);
+    await clickButtonByTextsInFrames(page, ["暂不设置", "暂不", "跳过"]);
+    await delay(500);
+    await page.evaluate(() => {
+      for (const el of document.querySelectorAll(
+        ".semi-modal-close, [aria-label='close'], [class*='close-icon'], [class*='CloseBtn']",
+      )) {
+        try {
+          el.click();
+        } catch {
+          /* ignore */
+        }
+      }
+    });
+    await delay(500);
+  } catch {
+    /* ignore */
+  }
+}
+
+/** @param {import('puppeteer').Page} page */
+async function fillTitle(page, title) {
+  progress("正在填写标题…");
+  const titleText = String(title || "").slice(0, 20);
+  const ok = await fillFirstSelectorInFrames(
     page,
     [
       'input[placeholder*="填写作品标题"]',
       'input[placeholder*="标题"]',
+      'input[placeholder*="作品"]',
+      '//input[contains(@placeholder, "填写作品标题")]',
       'textarea[placeholder*="标题"]',
     ],
     titleText,
   );
+  if (ok) log(`标题已填写: "${titleText}"`);
+  else log("未找到标题输入框");
+  await delay(1000);
+}
 
-  const tagList = Array.isArray(tags) ? tags : [];
-  if (tagList.length) {
-    const descOk = await typeIntoFirst(
-      page,
-      [
-        'textarea[placeholder*="描述"]',
-        'textarea[placeholder*="简介"]',
-        'motion[contenteditable="true"]',
-        'div[contenteditable="true"]',
-      ],
-      "",
-    );
-    if (descOk) {
-      for (const tag of tagList) {
-        const t = String(tag).trim();
-        if (!t) continue;
-        const clean = t.startsWith("#") ? t : `#${t}`;
-        await page.keyboard.type(clean, { delay: 40 });
-        await page.keyboard.press("Space");
-        await delay(400);
+/** @param {import('puppeteer').Page} page */
+async function fillTagsAsDescription(page, tags) {
+  const tagList = Array.isArray(tags) ? tags.filter((t) => String(t).trim()) : [];
+  if (!tagList.length) return;
+
+  progress("正在填写话题标签…");
+  const descSelectors = [
+    'textarea[placeholder*="描述"]',
+    'textarea[placeholder*="简介"]',
+    'textarea[placeholder*="作品"]',
+    '[class*="desc"] textarea',
+    '[class*="content"] textarea',
+    'div[contenteditable="true"]',
+  ];
+
+  let target = null;
+  let targetFrame = page.mainFrame();
+
+  for (const frame of getSearchFrames(page)) {
+    for (const sel of descSelectors) {
+      try {
+        const el = await frame.$(sel);
+        if (await isVisibleElement(frame, el)) {
+          target = el;
+          targetFrame = frame;
+          log(`找到描述输入框: ${sel}`);
+          break;
+        }
+      } catch {
+        /* continue */
       }
     }
+    if (target) break;
+  }
+
+  if (!target) {
+    log("未找到描述输入框，跳过话题");
+    return;
+  }
+
+  try {
+    await clickElement(targetFrame, target);
+    await delay(300);
+    await targetFrame.evaluate((node) => {
+      if (node.tagName === "TEXTAREA" || node.tagName === "INPUT") {
+        node.value = "";
+      } else {
+        node.textContent = "";
+      }
+    }, target);
+    await delay(300);
+
+    for (let i = 0; i < tagList.length; i++) {
+      const tag = String(tagList[i]).trim();
+      const clean = tag.startsWith("#") ? tag : `#${tag}`;
+      log(`输入话题 ${i + 1}/${tagList.length}: ${clean}`);
+      await page.keyboard.type(clean, { delay: 50 });
+      await delay(300);
+      await page.keyboard.press("Space");
+      await delay(500);
+
+      const hasPopup = await page.evaluate(() => {
+        for (const n of document.querySelectorAll(
+          '[class*="topic"], [class*="hashtag"]',
+        )) {
+          const r = n.getBoundingClientRect();
+          if (r.width > 2 && r.height > 2) return true;
+        }
+        return false;
+      });
+      if (hasPopup) {
+        await page.keyboard.press("Enter");
+        await delay(300);
+      }
+    }
+    log("所有话题已输入完成");
+  } catch (e) {
+    log(`填写话题失败: ${e.message}`);
+  }
+  await delay(1000);
+}
+
+/** @param {import('puppeteer').Page} page */
+async function detectVerificationInFrames(page) {
+  for (const frame of getSearchFrames(page)) {
+    try {
+      const hit = await frame.evaluate(
+        (reSource, inputSels, actionTexts) => {
+          const re = new RegExp(reSource);
+          const bodyText = document.body?.innerText || "";
+          const hasText = re.test(bodyText);
+          const inputs = [];
+          for (const sel of inputSels) {
+            inputs.push(...document.querySelectorAll(sel));
+          }
+          const visibleInputs = inputs.filter((el) => {
+            const r = el.getBoundingClientRect();
+            return r.width > 2 && r.height > 2;
+          });
+          const actionBtns = [...document.querySelectorAll("button")].filter(
+            (btn) => {
+              const t = (btn.textContent || "").trim();
+              return actionTexts.includes(t);
+            },
+          );
+          return {
+            detected:
+              (hasText && visibleInputs.length > 0) ||
+              (visibleInputs.length > 0 && actionBtns.length > 0),
+          };
+        },
+        VERIFICATION_TEXT_RE.source,
+        VERIFICATION_INPUT_SELECTORS,
+        VERIFICATION_ACTION_TEXTS,
+      );
+      if (hit.detected) return { detected: true, frameUrl: frame.url?.() || "" };
+    } catch {
+      /* next frame */
+    }
+  }
+  return { detected: false };
+}
+
+/** @param {import('puppeteer').Page} page */
+async function detectPublishSuccessInFrames(page) {
+  for (const frame of getSearchFrames(page)) {
+    try {
+      const textHit = await frame.evaluate((texts) => {
+        const body = document.body?.innerText || "";
+        return texts.some((t) => body.includes(t));
+      }, PUBLISH_SUCCESS_TEXTS);
+      if (textHit) {
+        return { detected: true, reason: "success_text" };
+      }
+    } catch {
+      /* continue */
+    }
   }
 
-  if (!autoPublish) {
+  const currentUrl = page.url();
+  const leftUpload =
+    UPLOAD_PAGE_MARKERS.length > 0 &&
+    !UPLOAD_PAGE_MARKERS.some((m) => currentUrl.includes(m));
+  if (
+    leftUpload &&
+    !currentUrl.includes("login") &&
+    !currentUrl.includes("verify") &&
+    !currentUrl.includes("passport")
+  ) {
+    return { detected: true, reason: `url_changed:${currentUrl}` };
+  }
+  return { detected: false };
+}
+
+/**
+ * 对齐 Electron waitForPublishConfirmation（15 分钟）
+ * @param {import('puppeteer').Page} page
+ */
+async function waitForPublishConfirmation(page) {
+  const start = Date.now();
+  let verificationDetected = false;
+
+  while (Date.now() - start < PUBLISH_CONFIRM_TIMEOUT_MS) {
+    if (page.isClosed()) {
+      return {
+        success: false,
+        status: verificationDetected ? "verification_required" : "failed",
+        message: verificationDetected
+          ? "发布页面已关闭，验证码流程未完成"
+          : "发布页面已关闭",
+        videoUrl: "",
+        videoId: "",
+        keepPageOpen: false,
+      };
+    }
+
+    const verification = await detectVerificationInFrames(page);
+    if (verification.detected) {
+      if (!verificationDetected) {
+        verificationDetected = true;
+        progress("检测到验证码，请在浏览器中完成验证");
+        log("进入验证码等待", { frameUrl: verification.frameUrl });
+      }
+    }
+
+    const success = await detectPublishSuccessInFrames(page);
+    if (success.detected) {
+      log("检测到发布成功", { reason: success.reason });
+      return {
+        success: true,
+        status: "success",
+        message: "发布成功",
+        videoUrl: page.url(),
+        videoId: "",
+        keepPageOpen: false,
+      };
+    }
+
+    await delay(1500);
+  }
+
+  if (verificationDetected) {
     return {
       success: false,
-      status: "manual_pending",
-      message: "内容已填写，请在浏览器中检查并手动点击发布",
+      status: "verification_required",
+      message: "检测到短信验证码，请在浏览器中完成验证码输入并确认发布",
       videoUrl: page.url(),
+      videoId: "",
+      requiresVerification: true,
       keepPageOpen: true,
     };
   }
 
-  globalThis.__native?.emitProgress?.("正在点击发布…");
-  const clicked = await clickPublishButton(page);
-
-  if (!clicked) {
-    return {
-      success: false,
-      status: "manual_pending",
-      message: "未找到发布按钮，请手动发布",
-      videoUrl: page.url(),
-      keepPageOpen: true,
-    };
-  }
-
-  await delay(5000);
   return {
-    success: true,
-    status: "success",
-    message: "已提交发布",
+    success: false,
+    status: "manual_pending",
+    message:
+      "已点击发布按钮，但未检测到明确的发布成功标识，请在浏览器中确认是否仍需验证码或手动确认",
     videoUrl: page.url(),
+    videoId: "",
+    keepPageOpen: true,
   };
 }
 
+/**
+ * 对齐 Electron 发布按钮多选择器策略（跨 frame）
+ * @param {import('puppeteer').Page} page
+ */
+async function clickPublishButtonElectron(page) {
+  const cssBuckets = [
+    "button.primary",
+    'button[class*="primary"]',
+    'button[class*="button-"]',
+    "#popover-tip-container button",
+    "button",
+  ];
+
+  for (const frame of getSearchFrames(page)) {
+    for (const bucket of cssBuckets) {
+      let handles = [];
+      try {
+        handles = await frame.$$(bucket);
+      } catch {
+        continue;
+      }
+      for (const btn of handles) {
+        let trimmedText = "";
+        try {
+          trimmedText = await frame.evaluate(
+            (el) => (el.textContent || "").trim(),
+            btn,
+          );
+        } catch {
+          continue;
+        }
+        log(`检查发布按钮: bucket=${bucket}, text="${trimmedText}"`);
+        if (trimmedText !== "发布" && trimmedText !== "确定发布") continue;
+        if (!(await isVisibleElement(frame, btn))) continue;
+        try {
+          await clickElement(frame, btn);
+          log(`已点击发布按钮: text="${trimmedText}"`);
+          return { clicked: true, text: trimmedText };
+        } catch (e) {
+          log(`点击发布按钮失败: ${e.message}`);
+        }
+      }
+    }
+  }
+  return { clicked: false };
+}
+
+/** 部分账号点击「发布」后会弹出二次确认 */
+async function clickSecondaryPublishConfirm(page) {
+  await delay(1500);
+  for (const want of ["确定发布", "确认发布", "发布"]) {
+    const r = await clickButtonByTextsInFrames(page, [want], {
+      exact: want === "发布",
+    });
+    if (r.ok) {
+      log(`已点击二次确认: ${r.text}`);
+      return true;
+    }
+  }
+  return false;
+}
+
+function manualPending(message, page) {
+  return {
+    success: false,
+    status: "manual_pending",
+    message,
+    videoUrl: page.url(),
+    videoId: "",
+    keepPageOpen: true,
+  };
+}
+
+/**
+ * @param {import('puppeteer').Page} page
+ * @param {object} params
+ */
+async function publishToDouyin(page, params) {
+  const {
+    videoPath,
+    coverPath,
+    title,
+    tags = [],
+    autoPublish,
+    description,
+  } = params;
+
+  if (!fs.existsSync(videoPath)) throw new Error("视频文件不存在");
+  if (!fs.existsSync(coverPath)) throw new Error("封面文件不存在");
+
+  page.setDefaultTimeout(60000);
+  page.setDefaultNavigationTimeout(60000);
+
+  let adaptedCoverPath = coverPath;
+  try {
+    progress("正在适配封面尺寸…");
+    adaptedCoverPath = adaptCoverForPublish(coverPath, "douyin");
+    if (adaptedCoverPath !== coverPath) {
+      log("封面已适配为抖音竖版 JPG", { adaptedCoverPath });
+    }
+  } catch (e) {
+    log(`封面适配跳过: ${e.message}`);
+  }
+
+  try {
+    log("开始发布到抖音");
+    progress("正在打开抖音上传页…");
+    await page.goto(UPLOAD_URL, { waitUntil: "domcontentloaded" });
+    await delay(3000);
+    log(`当前 URL: ${page.url()}`);
+
+    await ensureLoggedIn(page);
+
+    if (!page.url().includes("content/upload")) {
+      await page.goto(UPLOAD_URL, { waitUntil: "domcontentloaded" });
+      await delay(3000);
+    }
+
+    await uploadVideo(page, videoPath);
+    await waitForVideoProcessing(page);
+    await uploadCover(page, adaptedCoverPath);
+    await dismissDialogs(page);
+    await fillTitle(page, title);
+
+    const tagSource =
+      Array.isArray(tags) && tags.length
+        ? tags
+        : String(description || "")
+            .split(/[,，\s#]+/)
+            .map((t) => t.trim())
+            .filter(Boolean);
+    await fillTagsAsDescription(page, tagSource);
+
+    progress("表单填写完成");
+    log("=== 所有准备工作已完成 ===");
+
+    if (!autoPublish) {
+      progress("请在浏览器中检查并手动点击发布（窗口将保持打开）");
+      await delay(30000);
+      return manualPending(
+        "准备工作已完成，请在浏览器中手动点击发布按钮",
+        page,
+      );
+    }
+
+    progress("正在查找并点击发布按钮…");
+    await delay(2000);
+
+    let publishTriggered = false;
+    const clickResult = await clickPublishButtonElectron(page);
+    if (clickResult.clicked) {
+      publishTriggered = true;
+      await clickSecondaryPublishConfirm(page);
+      try {
+        await Promise.race([
+          page.waitForFunction(
+            () => {
+              const body = document.body?.innerText || "";
+              return body.includes("发布成功") || body.includes("上传成功");
+            },
+            { timeout: 10000 },
+          ),
+          delay(5000),
+        ]);
+        log("发布操作已提交");
+      } catch {
+        log("未检测到即时成功提示，进入发布确认等待");
+      }
+    } else {
+      log("未找到发布按钮，请手动点击");
+    }
+
+    if (publishTriggered) {
+      progress("等待发布结果（最长 15 分钟）…");
+      return waitForPublishConfirmation(page);
+    }
+
+    return manualPending(
+      "未找到明确的发布按钮，请在浏览器中手动确认发布",
+      page,
+    );
+  } catch (err) {
+    try {
+      const shotDir =
+        process.env.AICLIENT_DATA_DIR ||
+        path.join(os.homedir(), ".aiclient");
+      const shotPath = path.join(shotDir, "douyin_publish_error.png");
+      await page.screenshot({ path: shotPath, fullPage: false });
+      log(`错误截图已保存: ${shotPath}`);
+    } catch {
+      /* ignore */
+    }
+    throw err;
+  }
+}
+
 module.exports = { publishToDouyin };
diff --git a/scripts/nodejs/video_publish.js b/scripts/nodejs/video_publish.js
index 54d2157..27ae1d6 100644
--- a/scripts/nodejs/video_publish.js
+++ b/scripts/nodejs/video_publish.js
@@ -40,6 +40,7 @@ globalThis.__nodejsMain = async function main(params) {
         description,
         tags,
         autoPublish,
+        keepPageOpen: !autoPublish,
       });
       results.push({
         platform: label,
@@ -70,8 +71,16 @@ globalThis.__nodejsMain = async function main(params) {
   const pending = results.filter((r) => r.pending).length;
   const failed = results.length - ok - pending;
 
+  const keepBrowserOpen = results.some(
+    (r) =>
+      r.pending ||
+      r.status === "manual_pending" ||
+      r.status === "verification_required",
+  );
+
   return {
     success: ok > 0 || pending > 0,
+    keepBrowserOpen,
     results,
     summary: { ok, pending, failed, total: results.length },
     message: