样式修改完成，待测试

html/login.html

@@ -305,6 +305,26 @@
         return true;
       }
 
+      function getLoginRedirectUrl() {
+        const redirect = new URLSearchParams(window.location.search).get("redirect");
+        return (
+          redirect ||
+          (typeof CommonUtil !== "undefined"
+            ? CommonUtil.siteHref("/index.html")
+            : "index.html")
+        );
+      }
+
+      function redirectAfterLogin() {
+        window.location.href = getLoginRedirectUrl();
+      }
+
+      function bindReferralThenRedirect() {
+        AuthPageUtil.bindPendingReferralInviteCode()
+          .then(redirectAfterLogin)
+          .catch(redirectAfterLogin);
+      }
+
       function submitLogin() {
         const payload = Object.assign(
           {
@@ -331,14 +351,7 @@
               layerInstance.msg(
                 "登录成功，即将跳转到首页",
                 { icon: 1, time: 1200 },
-                function () {
-                  const redirect = new URLSearchParams(window.location.search).get("redirect");
-                  window.location.href =
-                    redirect ||
-                    (typeof CommonUtil !== "undefined"
-                      ? CommonUtil.siteHref("/index.html")
-                      : "index.html");
-                },
+                bindReferralThenRedirect,
               );
               return;
             }
@@ -363,6 +376,7 @@
 
       layui.use(["layer", "jquery"], function () {
         layerInstance = layui.layer;
+        AuthPageUtil.captureReferralInviteFromUrl();
         loadVerifyConfig().then(refreshCaptcha);
         $("#loginForm").on("submit", function (event) {
           event.preventDefault();