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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">
+  <title>金泰访客查询</title>
+  <style>
+    :root {
+      color-scheme: light;
+      --bg: #f5f7fb;
+      --panel: #ffffff;
+      --text: #1f2937;
+      --muted: #6b7280;
+      --line: #d9e2ef;
+      --primary: #0877d8;
+      --primary-dark: #075da9;
+      --danger: #b91c1c;
+      --ok: #047857;
+    }
+
+    * {
+      box-sizing: border-box;
+    }
+
+    body {
+      margin: 0;
+      min-height: 100vh;
+      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
+      color: var(--text);
+      background:
+        linear-gradient(180deg, rgba(8, 119, 216, 0.12), rgba(8, 119, 216, 0) 280px),
+        var(--bg);
+    }
+
+    .shell {
+      width: min(560px, calc(100% - 32px));
+      margin: 0 auto;
+      padding: 28px 0 40px;
+    }
+
+    .brand {
+      margin-bottom: 18px;
+    }
+
+    h1 {
+      margin: 0 0 6px;
+      font-size: 26px;
+      line-height: 1.25;
+      letter-spacing: 0;
+    }
+
+    .sub {
+      margin: 0;
+      color: var(--muted);
+      font-size: 14px;
+      line-height: 1.6;
+    }
+
+    .panel {
+      background: var(--panel);
+      border: 1px solid var(--line);
+      border-radius: 8px;
+      box-shadow: 0 16px 45px rgba(31, 41, 55, 0.08);
+      overflow: hidden;
+    }
+
+    .row {
+      padding: 16px;
+      border-bottom: 1px solid var(--line);
+    }
+
+    .row:last-child {
+      border-bottom: 0;
+    }
+
+    label {
+      display: block;
+      margin-bottom: 8px;
+      font-size: 14px;
+      color: var(--muted);
+    }
+
+    input {
+      display: block;
+      width: 100%;
+      height: 44px;
+      border: 1px solid var(--line);
+      border-radius: 6px;
+      padding: 0 12px;
+      color: var(--text);
+      font-size: 16px;
+      outline: none;
+      background: #fff;
+    }
+
+    input:focus {
+      border-color: var(--primary);
+      box-shadow: 0 0 0 3px rgba(8, 119, 216, 0.14);
+    }
+
+    .captcha-line {
+      display: grid;
+      grid-template-columns: 1fr 132px;
+      gap: 10px;
+      align-items: center;
+    }
+
+    .captcha-box {
+      height: 44px;
+      border: 1px solid var(--line);
+      border-radius: 6px;
+      display: flex;
+      align-items: center;
+      justify-content: center;
+      background: #fbfdff;
+      overflow: hidden;
+      cursor: pointer;
+    }
+
+    .captcha-box img {
+      max-width: 100%;
+      max-height: 42px;
+      display: block;
+    }
+
+    .actions {
+      display: grid;
+      grid-template-columns: 1fr 1fr;
+      gap: 10px;
+    }
+
+    button {
+      height: 44px;
+      border: 0;
+      border-radius: 6px;
+      padding: 0 14px;
+      font-size: 15px;
+      color: #fff;
+      background: var(--primary);
+      cursor: pointer;
+    }
+
+    button:hover {
+      background: var(--primary-dark);
+    }
+
+    button.secondary {
+      color: var(--primary);
+      background: #eaf4ff;
+    }
+
+    button.secondary:hover {
+      background: #d8ebff;
+    }
+
+    button:disabled {
+      opacity: 0.65;
+      cursor: not-allowed;
+    }
+
+    .status {
+      min-height: 22px;
+      font-size: 14px;
+      line-height: 1.6;
+      color: var(--muted);
+    }
+
+    .status.ok {
+      color: var(--ok);
+    }
+
+    .status.err {
+      color: var(--danger);
+    }
+
+    pre {
+      margin: 0;
+      min-height: 120px;
+      max-height: 360px;
+      overflow: auto;
+      white-space: pre-wrap;
+      word-break: break-word;
+      font-size: 13px;
+      line-height: 1.55;
+      color: #111827;
+      background: #f8fafc;
+      border: 1px solid var(--line);
+      border-radius: 6px;
+      padding: 12px;
+    }
+
+    @media (max-width: 460px) {
+      .captcha-line,
+      .actions {
+        grid-template-columns: 1fr;
+      }
+    }
+  </style>
+</head>
+<body>
+  <main class="shell">
+    <header class="brand">
+      <h1>金泰访客查询</h1>
+      <p class="sub">手动验证码单次查询。把页面源码里的 ID_CARD 改成你自己的身份证号。</p>
+    </header>
+
+    <section class="panel">
+      <div class="row">
+        <label for="idCard">身份证号</label>
+        <input id="idCard" autocomplete="off">
+      </div>
+
+      <div class="row">
+        <label for="visitDate">来访日期</label>
+        <input id="visitDate" placeholder="YYYY-MM-DD" autocomplete="off">
+      </div>
+
+      <div class="row">
+        <label for="captcha">验证码</label>
+        <div class="captcha-line">
+          <input id="captcha" placeholder="请输入右侧验证码" autocomplete="off">
+          <button class="captcha-box" id="captchaBox" type="button" title="点击刷新验证码">
+            <img id="captchaImg" alt="验证码">
+          </button>
+        </div>
+      </div>
+
+      <div class="row">
+        <div class="actions">
+          <button class="secondary" id="refreshBtn" type="button">刷新验证码</button>
+          <button id="queryBtn" type="button">查询</button>
+        </div>
+      </div>
+
+      <div class="row">
+        <div class="status" id="status">页面已就绪。</div>
+      </div>
+
+      <div class="row">
+        <pre id="result">等待查询结果...</pre>
+      </div>
+    </section>
+  </main>
+
+  <script>
+    const BASE_URL = "https://www.watvt.com";
+
+    // 在这里写死你自己的身份证号。
+    const ID_CARD = "请改成你的身份证号";
+
+    const idCardEl = document.getElementById("idCard");
+    const visitDateEl = document.getElementById("visitDate");
+    const captchaEl = document.getElementById("captcha");
+    const captchaImgEl = document.getElementById("captchaImg");
+    const statusEl = document.getElementById("status");
+    const resultEl = document.getElementById("result");
+    const refreshBtn = document.getElementById("refreshBtn");
+    const queryBtn = document.getElementById("queryBtn");
+    const captchaBox = document.getElementById("captchaBox");
+
+    function setStatus(text, kind) {
+      statusEl.textContent = text;
+      statusEl.className = "status" + (kind ? " " + kind : "");
+    }
+
+    function setBusy(isBusy) {
+      refreshBtn.disabled = isBusy;
+      queryBtn.disabled = isBusy;
+    }
+
+    function todayText() {
+      const d = new Date();
+      const y = d.getFullYear();
+      const m = String(d.getMonth() + 1).padStart(2, "0");
+      const day = String(d.getDate()).padStart(2, "0");
+      return `${y}-${m}-${day}`;
+    }
+
+    function encodeStr(payload) {
+      return btoa(encodeURIComponent(JSON.stringify(payload)));
+    }
+
+    function decodeStr(value) {
+      return decodeURIComponent(atob(value));
+    }
+
+    async function warmup() {
+      try {
+        await fetch(BASE_URL + "/app/#/user/visitorSearch", {
+          method: "GET",
+          credentials: "include",
+          mode: "cors"
+        });
+      } catch (_) {
+        // The API call below is the useful signal. Some browsers block this warmup from file://.
+      }
+    }
+
+    async function postEncoded(path, payload) {
+      const body = JSON.stringify({ encodeStr: encodeStr(payload) });
+      const resp = await fetch(BASE_URL + path, {
+        method: "POST",
+        credentials: "include",
+        mode: "cors",
+        headers: {
+          "Content-Type": "application/json;charset=UTF-8",
+          "X-Access-Type": "app"
+        },
+        body
+      });
+
+      const text = await resp.text();
+      if (!resp.ok) {
+        throw new Error(`HTTP ${resp.status}: ${text.slice(0, 500)}`);
+      }
+
+      let data;
+      try {
+        data = JSON.parse(text);
+      } catch (_) {
+        throw new Error(text);
+      }
+
+      if (data && data.responseEncodeStr) {
+        return JSON.parse(decodeStr(data.responseEncodeStr));
+      }
+      return data;
+    }
+
+    function validateIdCard(value) {
+      return /^(\d{6})(\d{4})(\d{2})(\d{2})(\d{3})([0-9]|X)$/.test(value);
+    }
+
+    async function loadCaptcha() {
+      const idCard = idCardEl.value.trim();
+      if (!validateIdCard(idCard)) {
+        setStatus("先把源码里的 ID_CARD 改成你的身份证号，或在输入框里填入身份证号。", "err");
+        return;
+      }
+
+      setBusy(true);
+      setStatus("正在获取验证码...");
+      resultEl.textContent = "等待输入验证码...";
+
+      try {
+        await warmup();
+        const data = await postEncoded("/boot/system/getCaptcha", { username: idCard });
+
+        if (!data.success) {
+          setStatus(data.message || "验证码接口返回失败。", "err");
+          resultEl.textContent = JSON.stringify(data, null, 2);
+          return;
+        }
+
+        captchaImgEl.src = "data:image/png;base64," + data.message;
+        captchaEl.value = "";
+        captchaEl.focus();
+        setStatus("验证码已加载。", "ok");
+      } catch (err) {
+        setStatus("获取验证码失败。", "err");
+        resultEl.textContent =
+          String(err.message || err) +
+          "\n\n如果这里显示 Failed to fetch / CORS，本地 HTML 被浏览器跨域策略拦截了，需要放到同源环境或改用 Go 脚本。";
+      } finally {
+        setBusy(false);
+      }
+    }
+
+    async function queryVisitor() {
+      const idCard = idCardEl.value.trim();
+      const visitDate = visitDateEl.value.trim();
+      const captcha = captchaEl.value.trim();
+
+      if (!validateIdCard(idCard)) {
+        setStatus("身份证号格式不对。", "err");
+        return;
+      }
+      if (!/^\d{4}-\d{2}-\d{2}$/.test(visitDate)) {
+        setStatus("来访日期格式应为 YYYY-MM-DD。", "err");
+        return;
+      }
+      if (!captcha) {
+        setStatus("请输入验证码。", "err");
+        return;
+      }
+
+      setBusy(true);
+      setStatus("正在查询...");
+      resultEl.textContent = "查询中...";
+
+      try {
+        const data = await postEncoded("/boot/system/visitor/getVisitorHisByCard", {
+          "身份证号": idCard,
+          "随行人员": visitDate,
+          "备注": captcha
+        });
+        setStatus(data.success ? "查询完成。" : (data.message || "查询返回失败。"), data.success ? "ok" : "err");
+        resultEl.textContent = JSON.stringify(data, null, 2);
+      } catch (err) {
+        setStatus("查询失败。", "err");
+        resultEl.textContent = String(err.message || err);
+      } finally {
+        setBusy(false);
+      }
+    }
+
+    idCardEl.value = ID_CARD === "请改成你的身份证号" ? "" : ID_CARD;
+    visitDateEl.value = todayText();
+
+    refreshBtn.addEventListener("click", loadCaptcha);
+    queryBtn.addEventListener("click", queryVisitor);
+    captchaBox.addEventListener("click", loadCaptcha);
+
+    window.addEventListener("DOMContentLoaded", () => {
+      if (idCardEl.value) {
+        loadCaptcha();
+      }
+    });
+  </script>
+</body>
+</html>
