fix

@@ -2,6 +2,7 @@
 import 'scss/activity/have-gain-promodetail.page.scss';
 import $ from 'yoho-jquery';
 const tip = require('js/plugin/tip');
+const yoho = require('../yoho-app');
 
 const $promoStatus = $('.promo-status.js-submit');
 
@@ -9,6 +10,14 @@ function joinActivity(id) {
     return $.post(`/activity/have-gain/promo/${id}`);
 }
 
+function click(url) {
+    let a = document.createElement('a');
+
+    a.href = url;
+    document.body.appendChild(a);
+    a.click();
+}
+
 $promoStatus.on('click', function() {
     const $this = $(this);
     const url = $this.data('url');
@@ -24,7 +33,11 @@ $promoStatus.on('click', function() {
             if (pid) {
                 joinActivity(pid).then(result => {
                     if (result.code === 400) {
-                        window.location.href = result.redirect;
+                        if (yoho.isApp) {
+                            yoho.goLogin(window.location.href);
+                        } else {
+                            window.location.href = result.redirect;
+                        }
                         return;
                     }
 
@@ -52,7 +65,7 @@ $promoStatus.on('click', function() {
             break;
         }
         case 3: {
-            window.location.href = url;
+            click(url);
             break;
         }
         default:

@@ -21,6 +21,7 @@
 
 .promo-desc__title {
     font-size: 32px;
+    font-weight: bolder;
     color: #444;
     margin: 40px 30px 20px;
 }