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+<!doctype html>
+<html lang="zh-CN">
+<head>
+<meta charset="utf-8">
+<meta name="viewport" content="width=device-width, initial-scale=1">
+<link rel="icon" href="data:,">
+<title>档口入库码 · Admin 交互原型</title>
+<style>
+  :root {
+    color-scheme: light;
+    --nav: #2b3440;
+    --nav-hover: #3a4552;
+    --primary: #1f6feb;
+    --border: #e1e4e8;
+    --border-strong: #ccd1d6;
+    --page: #f5f6f8;
+    --muted: #667085;
+    --danger: #b42318;
+    --success: #176b36;
+    --warning: #7a4b00;
+  }
+
+  * { box-sizing: border-box; }
+
+  .visually-hidden {
+    position: absolute;
+    width: 1px;
+    height: 1px;
+    padding: 0;
+    margin: -1px;
+    overflow: hidden;
+    clip: rect(0, 0, 0, 0);
+    white-space: nowrap;
+    border: 0;
+  }
+
+  body {
+    height: 100vh;
+    height: 100dvh;
+    margin: 0;
+    overflow: hidden;
+    display: flex;
+    flex-direction: column;
+    font-family: "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
+    font-size: 14px;
+    color: #222;
+    background: var(--page);
+  }
+
+  button,
+  input,
+  select { font: inherit; }
+
+  button:focus-visible,
+  input:focus-visible,
+  select:focus-visible,
+  a:focus-visible {
+    outline: 3px solid rgba(31, 111, 235, .28);
+    outline-offset: 2px;
+  }
+
+  [hidden] { display: none !important; }
+
+  .nav {
+    flex: 0 0 auto;
+    min-height: 44px;
+    display: flex;
+    align-items: center;
+    gap: 2px;
+    padding: 0 12px;
+    background: var(--nav);
+    white-space: nowrap;
+  }
+
+  .nav-brand {
+    margin-right: 14px;
+    color: #fff;
+    font-weight: 600;
+    font-size: 14px;
+  }
+
+  .nav a {
+    padding: 13px 10px;
+    color: #c8cdd4;
+    text-decoration: none;
+    font-size: 13px;
+  }
+
+  .nav a:hover { color: #fff; background: var(--nav-hover); }
+  .nav a.active { color: #fff; background: var(--primary); }
+  .nav-spacer { flex: 1 1 auto; min-width: 8px; }
+  .nav-user { padding: 0 6px; color: #fff; font-size: 13px; }
+
+  .nav-button {
+    min-height: 30px;
+    padding: 4px 8px;
+    border: 1px solid #56616d;
+    border-radius: 3px;
+    color: #c8cdd4;
+    background: transparent;
+  }
+
+  .page {
+    flex: 1 1 auto;
+    min-height: 0;
+    display: flex;
+    flex-direction: column;
+    gap: 10px;
+    padding: 12px 16px 8px;
+  }
+
+  .prototype-notice {
+    flex: 0 0 auto;
+    display: flex;
+    align-items: center;
+    gap: 8px;
+    min-height: 34px;
+    margin: 0;
+    padding: 7px 10px;
+    border: 1px solid #b8d4fa;
+    border-left: 4px solid var(--primary);
+    border-radius: 4px;
+    color: #174ea6;
+    background: #eef6ff;
+  }
+
+  .prototype-notice strong { white-space: nowrap; }
+
+  .toolbar {
+    flex: 0 0 auto;
+    display: flex;
+    flex-wrap: wrap;
+    align-items: center;
+    gap: 8px;
+    padding: 9px 10px;
+    border: 1px solid var(--border);
+    border-radius: 4px;
+    background: #fff;
+  }
+
+  .toolbar-group {
+    display: flex;
+    align-items: center;
+    gap: 6px;
+    min-width: 0;
+  }
+
+  .toolbar-separator {
+    width: 1px;
+    height: 28px;
+    background: var(--border);
+  }
+
+  label { color: #555; white-space: nowrap; }
+
+  input[type="date"],
+  input[type="search"],
+  select {
+    height: 30px;
+    padding: 4px 8px;
+    border: 1px solid var(--border-strong);
+    border-radius: 3px;
+    background: #fff;
+  }
+
+  input[type="search"] { width: 190px; }
+  select { min-width: 112px; }
+
+  button {
+    min-height: 30px;
+    padding: 5px 12px;
+    border: 1px solid var(--border-strong);
+    border-radius: 3px;
+    color: #222;
+    background: #fff;
+    cursor: pointer;
+    white-space: nowrap;
+  }
+
+  button:hover { background: #f0f2f4; }
+  button:disabled { opacity: .48; cursor: not-allowed; }
+  button.primary { color: #fff; border-color: var(--primary); background: var(--primary); }
+  button.primary:hover { background: #195fc9; }
+  button.danger { color: var(--danger); border-color: #efb2ac; }
+  button.link-button { min-height: auto; padding: 0; border: 0; color: var(--primary); background: transparent; }
+
+  .file-field {
+    max-width: 228px;
+    overflow: hidden;
+    color: #444;
+    text-overflow: ellipsis;
+    white-space: nowrap;
+  }
+
+  .toolbar-actions { margin-left: auto; }
+
+  .summary {
+    flex: 0 0 auto;
+    display: flex;
+    align-items: stretch;
+    gap: 8px;
+    min-height: 52px;
+  }
+
+  .summary-card {
+    min-width: 112px;
+    display: grid;
+    grid-template-columns: auto 1fr;
+    align-content: center;
+    gap: 2px 8px;
+    padding: 7px 10px;
+    border: 1px solid var(--border);
+    border-radius: 4px;
+    background: #fff;
+    cursor: pointer;
+  }
+
+  .summary-card:hover { border-color: #aeb7c2; }
+  .summary-card.active { border-color: var(--primary); box-shadow: inset 0 -2px 0 var(--primary); }
+  .summary-card strong { grid-row: 1 / span 2; align-self: center; font-size: 20px; }
+  .summary-card span { color: #444; }
+  .summary-card small { color: var(--muted); }
+  .summary-card.warning strong { color: var(--warning); }
+  .summary-card.danger strong { color: var(--danger); }
+  .summary-card.success strong { color: var(--success); }
+
+  .summary-note {
+    flex: 1 1 auto;
+    min-width: 200px;
+    display: flex;
+    align-items: center;
+    justify-content: flex-end;
+    padding: 0 4px;
+    color: var(--muted);
+    text-align: right;
+    font-size: 13px;
+  }
+
+  .table-wrap {
+    flex: 1 1 auto;
+    min-height: 180px;
+    overflow: auto;
+    scrollbar-gutter: stable;
+    border: 1px solid var(--border);
+    border-radius: 4px;
+    background: #fff;
+  }
+
+  table { width: 100%; min-width: 1490px; border-collapse: collapse; }
+
+  th,
+  td {
+    padding: 7px 9px;
+    border-bottom: 1px solid #eef0f2;
+    text-align: left;
+    white-space: nowrap;
+  }
+
+  th {
+    position: sticky;
+    top: 0;
+    z-index: 2;
+    color: #444;
+    background: #fafbfc;
+    font-weight: 600;
+  }
+
+  tbody tr:hover { background: #f7f9fb; }
+  tbody tr.selected { background: #eef6ff; }
+  tbody tr.selected:hover { background: #e5f1ff; }
+  tbody tr.row-warning { background: #fffbe6; }
+  tbody tr.row-error { background: #fff5f4; }
+
+  .col-check { width: 38px; text-align: center; }
+  .col-order { min-width: 145px; }
+  .col-stall { min-width: 140px; }
+  .col-spec { min-width: 118px; }
+  .col-code { min-width: 162px; }
+  .col-state { min-width: 108px; }
+  .col-message { min-width: 260px; max-width: 340px; }
+  .col-time { min-width: 142px; }
+
+  .truncate {
+    display: block;
+    overflow: hidden;
+    color: #555;
+    text-overflow: ellipsis;
+    white-space: nowrap;
+  }
+
+  .status-pill {
+    display: inline-block;
+    padding: 2px 8px;
+    border-radius: 999px;
+    color: #555;
+    background: #eceff2;
+    font-size: 12px;
+  }
+
+  .status-pending { color: #555; background: #eceff2; }
+  .status-ready { color: #174ea6; background: #e8f1ff; }
+  .status-applying { color: var(--warning); background: #fff3cd; }
+  .status-updated,
+  .status-already_filled { color: var(--success); background: #dff3e5; }
+  .status-skipped { color: var(--warning); background: #fff3cd; }
+  .status-failed { color: var(--danger); background: #fde8e8; }
+  .status-needs_check { color: #7c2d12; background: #ffedd5; }
+
+  .statusbar {
+    flex: 0 0 auto;
+    min-height: 38px;
+    display: flex;
+    align-items: center;
+    justify-content: flex-end;
+    gap: 14px;
+    padding: 8px 16px;
+    color: #c8cdd4;
+    background: var(--nav);
+    font-size: 13px;
+  }
+
+  .status-message { margin-right: auto; color: #fff; }
+  .pagination { display: flex; gap: 10px; }
+  .pagination span { color: #7f8a97; }
+
+  .modal-backdrop {
+    position: fixed;
+    inset: 0;
+    z-index: 20;
+    display: grid;
+    place-items: center;
+    padding: 24px;
+    background: rgba(28, 36, 46, .48);
+  }
+
+  .modal {
+    width: min(520px, 100%);
+    overflow: hidden;
+    border: 1px solid var(--border);
+    border-radius: 6px;
+    background: #fff;
+    box-shadow: 0 18px 50px rgba(0, 0, 0, .22);
+  }
+
+  .modal-head,
+  .modal-foot {
+    display: flex;
+    align-items: center;
+    gap: 10px;
+    padding: 12px 16px;
+  }
+
+  .modal-head { border-bottom: 1px solid var(--border); }
+  .modal-head h2 { margin: 0; font-size: 18px; }
+  .modal-x { margin-left: auto; min-width: 30px; padding: 2px 8px; font-size: 20px; }
+  .modal-body { padding: 16px; line-height: 1.65; }
+  .modal-body p { margin: 0 0 10px; }
+  .modal-body ul { margin: 8px 0; padding-left: 22px; }
+  .modal-foot { justify-content: flex-end; border-top: 1px solid var(--border); background: #fafbfc; }
+
+  .confirm-box {
+    padding: 10px 12px;
+    border-left: 4px solid var(--primary);
+    background: #f5f9ff;
+  }
+
+  .danger-note { color: var(--danger); }
+
+  .toast {
+    position: fixed;
+    right: 20px;
+    bottom: 54px;
+    z-index: 30;
+    max-width: 420px;
+    padding: 10px 14px;
+    border: 1px solid #9bc2f7;
+    border-radius: 4px;
+    color: #174ea6;
+    background: #eef6ff;
+    box-shadow: 0 8px 24px rgba(0, 0, 0, .14);
+  }
+
+  @media (max-width: 1100px) {
+    .nav { overflow-x: auto; }
+    .summary { overflow-x: auto; }
+    .summary-note { display: none; }
+  }
+</style>
+</head>
+<body>
+  <nav class="nav" aria-label="Admin 主导航">
+    <span class="nav-brand">采集采购管理端</span>
+    <a href="#">蝦皮数据</a>
+    <a href="#">PDD 商品</a>
+    <a href="#">顺运宝数据</a>
+    <a href="#">采集采购</a>
+    <a href="#">客户端列表</a>
+    <a href="#" class="active" aria-current="page">档口入库码</a>
+    <a href="#">店铺管理</a>
+    <a href="#">用户管理</a>
+    <a href="#">AI 配置</a>
+    <span class="nav-spacer"></span>
+    <span class="nav-user">admin</span>
+    <button type="button" class="nav-button">退出登录</button>
+  </nav>
+
+  <main class="page">
+    <p class="prototype-notice" role="status">
+      <strong>交互原型</strong>
+      <span>当前页面只使用虚构演示数据，不会上传 Excel、连接 Admin 或回写顺运宝。</span>
+    </p>
+
+    <section class="toolbar" aria-label="导入、匹配和回写操作">
+      <div class="toolbar-group">
+        <label for="biz-date">业务日期</label>
+        <input id="biz-date" type="date" value="2026-08-14">
+      </div>
+      <div class="toolbar-separator" aria-hidden="true"></div>
+      <div class="toolbar-group">
+        <button type="button" id="choose-file">选择 Excel</button>
+        <input id="file-input" type="file" accept=".xlsx" hidden>
+        <span class="file-field" id="file-name" title="档口入库码_2026-08-14.xlsx（演示文件）">档口入库码_2026-08-14.xlsx（演示）</span>
+        <button type="button" id="import-demo">重新导入演示数据</button>
+      </div>
+      <div class="toolbar-separator" aria-hidden="true"></div>
+      <div class="toolbar-group">
+        <label for="status-filter">状态</label>
+        <select id="status-filter">
+          <option value="all">全部状态</option>
+          <option value="pending">待匹配</option>
+          <option value="ready">可回写</option>
+          <option value="updated">已回写</option>
+          <option value="already_filled">已存在</option>
+          <option value="skipped">已跳过</option>
+          <option value="failed">失败</option>
+          <option value="needs_check">需核对</option>
+        </select>
+        <label for="keyword" class="visually-hidden">搜索订单号、档口、规格或入库码</label>
+        <input id="keyword" type="search" placeholder="订单号 / 档口 / 规格 / 入库码">
+        <button type="button" id="clear-filter">清除</button>
+      </div>
+      <div class="toolbar-group toolbar-actions">
+        <button type="button" id="match-button" class="primary">匹配顺运宝商品</button>
+        <button type="button" id="write-button" disabled>回写已选 <span id="selected-count">0</span> 条</button>
+      </div>
+    </section>
+
+    <section class="summary" aria-label="当前记录状态汇总">
+      <button type="button" class="summary-card active" data-summary-filter="all">
+        <strong id="count-all">0</strong><span>全部</span><small>本次导入</small>
+      </button>
+      <button type="button" class="summary-card" data-summary-filter="pending">
+        <strong id="count-pending">0</strong><span>待匹配</span><small>等待确定性匹配</small>
+      </button>
+      <button type="button" class="summary-card" data-summary-filter="ready">
+        <strong id="count-ready">0</strong><span>可回写</span><small>允许勾选</small>
+      </button>
+      <button type="button" class="summary-card success" data-summary-filter="updated">
+        <strong id="count-updated">0</strong><span>已回写</span><small>远端复核成功</small>
+      </button>
+      <button type="button" class="summary-card warning" data-summary-filter="needs_check">
+        <strong id="count-needs_check">0</strong><span>需核对</span><small>结果未知，不重试</small>
+      </button>
+      <button type="button" class="summary-card danger" data-summary-filter="problem">
+        <strong id="count-problem">0</strong><span>其他未完成</span><small>已跳过 / 失败</small>
+      </button>
+      <div class="summary-note">业务键：日期 + 订单号 + 档口及货号 + 标准化颜色尺码</div>
+    </section>
+
+    <section class="table-wrap" role="region" aria-label="档口入库码记录列表" tabindex="0">
+      <table>
+        <thead>
+          <tr>
+            <th class="col-check"><input id="check-all" type="checkbox" aria-label="全选当前页可回写记录"></th>
+            <th>业务日期</th>
+            <th class="col-order">订单号</th>
+            <th class="col-stall">档口及货号</th>
+            <th class="col-spec">Excel 颜色尺码</th>
+            <th class="col-spec">顺运宝规格</th>
+            <th class="col-code">档口入库码</th>
+            <th class="col-code">远端原值</th>
+            <th class="col-state">状态</th>
+            <th class="col-message">结果 / 原因</th>
+            <th class="col-time">更新时间</th>
+            <th>操作</th>
+          </tr>
+        </thead>
+        <tbody id="records-body"></tbody>
+      </table>
+    </section>
+  </main>
+
+  <footer class="statusbar">
+    <span id="status-message" class="status-message" role="status" aria-live="polite">已加载演示数据，可以先点击“匹配顺运宝商品”。</span>
+    <span id="visible-count">当前显示 0 条</span>
+    <span>第 1 / 1 页</span>
+    <nav class="pagination" aria-label="分页"><span>首页</span><span>上一页</span><span>下一页</span><span>末页</span></nav>
+  </footer>
+
+  <div class="modal-backdrop" id="write-modal" hidden>
+    <section class="modal" role="dialog" aria-modal="true" aria-labelledby="write-title">
+      <header class="modal-head">
+        <h2 id="write-title">确认回写档口入库码</h2>
+        <button type="button" class="modal-x" data-close-modal aria-label="关闭">×</button>
+      </header>
+      <div class="modal-body">
+        <div class="confirm-box">
+          将回写 <strong id="confirm-count">0</strong> 条记录，其中 <strong id="replace-count">0</strong> 条存在旧快递单号，需要先删除旧值再写入。
+        </div>
+        <ul>
+          <li>系统会在每条写入前重新读取顺运宝详情并核验商品。</li>
+          <li>写入后会再次查询；只有远端值一致才标记“已回写”。</li>
+          <li class="danger-note">超时或结果不确定时只标记“需核对”，不会自动重复写入。</li>
+        </ul>
+      </div>
+      <footer class="modal-foot">
+        <button type="button" data-close-modal>取消</button>
+        <button type="button" id="confirm-write" class="primary">确认回写</button>
+      </footer>
+    </section>
+  </div>
+
+  <div class="modal-backdrop" id="check-modal" hidden>
+    <section class="modal" role="dialog" aria-modal="true" aria-labelledby="check-title">
+      <header class="modal-head">
+        <h2 id="check-title">重新核对远端结果</h2>
+        <button type="button" class="modal-x" data-close-modal aria-label="关闭">×</button>
+      </header>
+      <div class="modal-body">
+        <p>这里只会重新读取顺运宝详情，不会再次写入。</p>
+        <p>演示结果：远端快递单号已经等于 <strong id="check-code"></strong>，可以安全标记为“已回写”。</p>
+      </div>
+      <footer class="modal-foot">
+        <button type="button" data-close-modal>取消</button>
+        <button type="button" id="confirm-check" class="primary">读取并确认结果</button>
+      </footer>
+    </section>
+  </div>
+
+  <div id="toast" class="toast" role="status" aria-live="polite" hidden></div>
+
+<script>
+(() => {
+  "use strict";
+
+  const initialRecords = () => [
+    {
+      id: 1, date: "2026-08-14", order: "260814DEMO001", stall: "A12-101",
+      rawSpec: "黑色,M", sybSpec: "—", code: "DK260814A010101", oldCode: "—",
+      status: "pending", message: "等待匹配顺运宝货运单商品", updated: "08-14 09:20"
+    },
+    {
+      id: 2, date: "2026-08-14", order: "260814DEMO002", stall: "B07-305",
+      rawSpec: "杏色,XL", sybSpec: "—", code: "DK260814A010102", oldCode: "OLD-DEMO-002",
+      status: "pending", message: "等待匹配顺运宝货运单商品", updated: "08-14 09:20"
+    },
+    {
+      id: 3, date: "2026-08-14", order: "260814DEMO003", stall: "C03-118",
+      rawSpec: "白色,均码", sybSpec: "—", code: "DK260814A010103", oldCode: "—",
+      status: "pending", message: "等待匹配顺运宝货运单商品", updated: "08-14 09:20"
+    },
+    {
+      id: 4, date: "2026-08-14", order: "260814DEMO004", stall: "D21-006",
+      rawSpec: "卡其色,L", sybSpec: "卡其色,L", code: "DK260814A010104", oldCode: "—",
+      status: "needs_check", message: "上次写入响应超时，禁止自动重试", updated: "08-14 09:18"
+    },
+    {
+      id: 5, date: "2026-08-14", order: "260814DEMO005", stall: "A16-208",
+      rawSpec: "蓝色,2XL", sybSpec: "蓝色,2XL", code: "DK260814A010105", oldCode: "DK260814A010105",
+      status: "already_filled", message: "远端已是相同入库码，无需重复写入", updated: "08-14 09:16"
+    },
+    {
+      id: 6, date: "2026-08-14", order: "260814DEMO006", stall: "F09-511",
+      rawSpec: "灰色,S", sybSpec: "灰色,S", code: "DK260814A010106", oldCode: "—",
+      status: "skipped", message: "商品已有采购平台或采购单号，不允许覆盖", updated: "08-14 09:15"
+    },
+    {
+      id: 7, date: "2026-08-14", order: "260814DEMO007", stall: "B18-022",
+      rawSpec: "粉色,M", sybSpec: "—", code: "DK260814A010107", oldCode: "—",
+      status: "failed", message: "本地未找到对应的顺运宝货运单", updated: "08-14 09:14"
+    }
+  ];
+
+  const statusLabels = {
+    pending: "待匹配",
+    ready: "可回写",
+    applying: "回写中",
+    updated: "已回写",
+    already_filled: "已存在",
+    skipped: "已跳过",
+    failed: "失败",
+    needs_check: "需核对"
+  };
+
+  let records = initialRecords();
+  let selected = new Set();
+  let checkTarget = null;
+
+  const body = document.querySelector("#records-body");
+  const statusFilter = document.querySelector("#status-filter");
+  const keyword = document.querySelector("#keyword");
+  const checkAll = document.querySelector("#check-all");
+  const writeButton = document.querySelector("#write-button");
+  const selectedCount = document.querySelector("#selected-count");
+  const statusMessage = document.querySelector("#status-message");
+  const writeModal = document.querySelector("#write-modal");
+  const checkModal = document.querySelector("#check-modal");
+  const toast = document.querySelector("#toast");
+
+  function escapeHTML(value) {
+    return String(value).replace(/[&<>'"]/g, char => ({
+      "&": "&amp;", "<": "&lt;", ">": "&gt;", "'": "&#39;", '"': "&quot;"
+    })[char]);
+  }
+
+  function visibleRecords() {
+    const state = statusFilter.value;
+    const search = keyword.value.trim().toLowerCase();
+    return records.filter(record => {
+      const stateMatched = state === "all"
+        || record.status === state
+        || (state === "problem" && ["skipped", "failed"].includes(record.status));
+      const haystack = [record.order, record.stall, record.rawSpec, record.sybSpec, record.code].join(" ").toLowerCase();
+      return stateMatched && (!search || haystack.includes(search));
+    });
+  }
+
+  function rowClass(record) {
+    const classes = [];
+    if (selected.has(record.id)) classes.push("selected");
+    if (["skipped", "needs_check"].includes(record.status)) classes.push("row-warning");
+    if (record.status === "failed") classes.push("row-error");
+    return classes.join(" ");
+  }
+
+  function rowAction(record) {
+    if (record.status === "needs_check") {
+      return `<button type="button" class="link-button" data-recheck="${record.id}">重新核对</button>`;
+    }
+    if (record.status === "failed") {
+      return `<button type="button" class="link-button" data-detail="${record.id}">查看原因</button>`;
+    }
+    return "—";
+  }
+
+  function render() {
+    const rows = visibleRecords();
+    body.innerHTML = rows.length ? rows.map(record => `
+      <tr class="${rowClass(record)}">
+        <td class="col-check"><input type="checkbox" data-row-check="${record.id}"
+          aria-label="选择订单 ${escapeHTML(record.order)}" ${selected.has(record.id) ? "checked" : ""}
+          ${record.status === "ready" ? "" : "disabled"}></td>
+        <td>${escapeHTML(record.date)}</td>
+        <td>${escapeHTML(record.order)}</td>
+        <td>${escapeHTML(record.stall)}</td>
+        <td>${escapeHTML(record.rawSpec)}</td>
+        <td>${escapeHTML(record.sybSpec)}</td>
+        <td>${escapeHTML(record.code)}</td>
+        <td>${escapeHTML(record.oldCode)}</td>
+        <td><span class="status-pill status-${record.status}">${statusLabels[record.status]}</span></td>
+        <td class="col-message"><span class="truncate" title="${escapeHTML(record.message)}">${escapeHTML(record.message)}</span></td>
+        <td>${escapeHTML(record.updated)}</td>
+        <td>${rowAction(record)}</td>
+      </tr>`).join("") : `
+      <tr><td colspan="12" style="padding: 44px; text-align: center; color: #777;">当前筛选条件下没有记录。请清除搜索条件后再试。</td></tr>`;
+
+    document.querySelector("#visible-count").textContent = `当前显示 ${rows.length} 条`;
+    updateCounts();
+    updateSelection();
+  }
+
+  function count(state) {
+    return records.filter(record => record.status === state).length;
+  }
+
+  function updateCounts() {
+    document.querySelector("#count-all").textContent = records.length;
+    document.querySelector("#count-pending").textContent = count("pending");
+    document.querySelector("#count-ready").textContent = count("ready");
+    document.querySelector("#count-updated").textContent = count("updated");
+    document.querySelector("#count-needs_check").textContent = count("needs_check");
+    document.querySelector("#count-problem").textContent = count("skipped") + count("failed");
+  }
+
+  function updateSelection() {
+    [...selected].forEach(id => {
+      const record = records.find(item => item.id === id);
+      if (!record || record.status !== "ready") selected.delete(id);
+    });
+    selectedCount.textContent = selected.size;
+    writeButton.disabled = selected.size === 0;
+    const eligible = visibleRecords().filter(record => record.status === "ready");
+    const checkedEligible = eligible.filter(record => selected.has(record.id));
+    checkAll.disabled = eligible.length === 0;
+    checkAll.checked = eligible.length > 0 && checkedEligible.length === eligible.length;
+    checkAll.indeterminate = checkedEligible.length > 0 && checkedEligible.length < eligible.length;
+  }
+
+  function setMessage(message) {
+    statusMessage.textContent = message;
+  }
+
+  function showToast(message) {
+    toast.textContent = message;
+    toast.hidden = false;
+    window.clearTimeout(showToast.timer);
+    showToast.timer = window.setTimeout(() => { toast.hidden = true; }, 3200);
+  }
+
+  function setFilter(state) {
+    statusFilter.value = state;
+    document.querySelectorAll("[data-summary-filter]").forEach(card => {
+      card.classList.toggle("active", card.dataset.summaryFilter === state);
+    });
+    render();
+  }
+
+  document.querySelector("#choose-file").addEventListener("click", () => {
+    document.querySelector("#file-input").click();
+  });
+
+  document.querySelector("#file-input").addEventListener("change", event => {
+    const file = event.target.files[0];
+    if (!file) return;
+    document.querySelector("#file-name").textContent = `${file.name}（原型不读取）`;
+    showToast("已选择文件。原型不会读取或上传该文件，请使用“重新导入演示数据”体验流程。");
+  });
+
+  document.querySelector("#import-demo").addEventListener("click", () => {
+    records = initialRecords();
+    selected.clear();
+    statusFilter.value = "all";
+    keyword.value = "";
+    document.querySelector("#biz-date").value = "2026-08-14";
+    document.querySelector("#file-name").textContent = "档口入库码_2026-08-14.xlsx（演示）";
+    setFilter("all");
+    setMessage("演示导入完成：7 条记录，新增 7 条，重复 0 条，Excel 临时文件已删除。");
+    showToast("演示导入完成。下一步请点击“匹配顺运宝商品”。");
+  });
+
+  document.querySelector("#match-button").addEventListener("click", () => {
+    const pending = records.filter(record => record.status === "pending");
+    if (!pending.length) {
+      showToast("没有待匹配记录。可重新导入演示数据再次体验。");
+      return;
+    }
+
+    pending.forEach(record => {
+      if (record.id === 1) {
+        Object.assign(record, { status: "ready", sybSpec: "黑色,M", message: "唯一匹配：货运单商品和档口均一致", updated: "08-14 09:22" });
+      } else if (record.id === 2) {
+        Object.assign(record, { status: "ready", sybSpec: "杏色,XL", message: "唯一匹配；回写前需处理旧快递单号", updated: "08-14 09:22" });
+      } else {
+        Object.assign(record, { status: "skipped", sybSpec: "白色,均码", message: "同订单同规格匹配到 2 条商品，不能自动选择", updated: "08-14 09:22" });
+      }
+    });
+    setFilter("ready");
+    setMessage("匹配完成：可回写 2 条，已跳过 1 条。歧义记录没有自动选择。");
+    showToast("匹配完成。请勾选“可回写”记录后继续。");
+  });
+
+  body.addEventListener("change", event => {
+    const checkbox = event.target.closest("[data-row-check]");
+    if (!checkbox) return;
+    const id = Number(checkbox.dataset.rowCheck);
+    if (checkbox.checked) selected.add(id); else selected.delete(id);
+    render();
+  });
+
+  checkAll.addEventListener("change", () => {
+    visibleRecords().filter(record => record.status === "ready").forEach(record => {
+      if (checkAll.checked) selected.add(record.id); else selected.delete(record.id);
+    });
+    render();
+  });
+
+  body.addEventListener("click", event => {
+    const recheck = event.target.closest("[data-recheck]");
+    if (recheck) {
+      checkTarget = Number(recheck.dataset.recheck);
+      const record = records.find(item => item.id === checkTarget);
+      document.querySelector("#check-code").textContent = record.code;
+      checkModal.hidden = false;
+      return;
+    }
+    const detail = event.target.closest("[data-detail]");
+    if (detail) showToast("失败原因已完整显示在“结果 / 原因”列；正式页面会保留该行供筛选和重试匹配。");
+  });
+
+  writeButton.addEventListener("click", () => {
+    const chosen = records.filter(record => selected.has(record.id) && record.status === "ready");
+    document.querySelector("#confirm-count").textContent = chosen.length;
+    document.querySelector("#replace-count").textContent = chosen.filter(record => record.oldCode !== "—").length;
+    writeModal.hidden = false;
+  });
+
+  document.querySelector("#confirm-write").addEventListener("click", () => {
+    writeModal.hidden = true;
+    const chosen = records.filter(record => selected.has(record.id) && record.status === "ready");
+    chosen.forEach(record => {
+      record.status = "applying";
+      record.message = "正在重新核验并回写，请勿重复操作";
+      record.updated = "08-14 09:24";
+    });
+    selected.clear();
+    render();
+    setMessage(`正在逐条回写 ${chosen.length} 条记录，页面可继续查看进度。`);
+
+    window.setTimeout(() => {
+      chosen.forEach(record => {
+        record.status = "updated";
+        record.oldCode = record.code;
+        record.message = "写入完成，远端再次查询结果一致";
+        record.updated = "08-14 09:25";
+      });
+      setFilter("updated");
+      setMessage(`回写完成：成功 ${chosen.length} 条，失败 0 条，需核对 0 条。`);
+      showToast("演示回写完成，已切换到“已回写”记录。");
+    }, 900);
+  });
+
+  document.querySelector("#confirm-check").addEventListener("click", () => {
+    const record = records.find(item => item.id === checkTarget);
+    if (record) {
+      record.status = "updated";
+      record.oldCode = record.code;
+      record.message = "重新读取远端后确认写入成功；没有重复写入";
+      record.updated = "08-14 09:26";
+    }
+    checkModal.hidden = true;
+    checkTarget = null;
+    setFilter("updated");
+    setMessage("重新核对完成：远端值一致，已把记录标记为“已回写”。");
+  });
+
+  document.querySelectorAll("[data-close-modal]").forEach(button => {
+    button.addEventListener("click", () => {
+      button.closest(".modal-backdrop").hidden = true;
+    });
+  });
+
+  document.querySelectorAll(".modal-backdrop").forEach(backdrop => {
+    backdrop.addEventListener("click", event => {
+      if (event.target === backdrop) backdrop.hidden = true;
+    });
+  });
+
+  document.addEventListener("keydown", event => {
+    if (event.key === "Escape") {
+      writeModal.hidden = true;
+      checkModal.hidden = true;
+    }
+  });
+
+  statusFilter.addEventListener("change", () => setFilter(statusFilter.value));
+  keyword.addEventListener("input", render);
+
+  document.querySelector("#clear-filter").addEventListener("click", () => {
+    keyword.value = "";
+    setFilter("all");
+    keyword.focus();
+  });
+
+  document.querySelectorAll("[data-summary-filter]").forEach(card => {
+    card.addEventListener("click", () => setFilter(card.dataset.summaryFilter));
+  });
+
+  document.querySelectorAll(".nav a").forEach(link => {
+    if (!link.classList.contains("active")) {
+      link.addEventListener("click", event => {
+        event.preventDefault();
+        showToast("这是独立原型，其他模块链接未接入。");
+      });
+    }
+  });
+
+  render();
+})();
+</script>
+</body>
+</html>
