diff --git a/home.html b/home.html
index 3ca55fa..5a22dd1 100644
--- a/home.html
+++ b/home.html
@@ -184,6 +184,7 @@
                             <div class="oneRight opt-advise">
                                 <img src="{$priv_style}/img/input_icon.svg" alt="">
                                 <input type="text" class="inputChange " placeholder="输入完整的论文标题，获得更好的生成效果">
+                                <p id="errorText"></p>
                                 <div class="total_length">
                                     <span class="inputText" max="100" min="1">0/100</span>
                                 </div>
@@ -396,10 +397,14 @@
                         </div>
                     </form>
                     <div class="flex btnWrap">
-                        <button class="btn_mast point" >立即生成正文</button>
                         <button class="btn_result_now point" id="formInputSumbtn">立即生成</button>
-                        <button class="btn_result point" >先生成论文大纲</button>
-
+                        <div class="btn_group1">
+                            <button class="btn_result point" >免费生成大纲</button>
+                            <div class="btn_group2 flex">
+                                想直接生成完整论文？&nbsp;
+                                <span class="btn_mast point" >点击这里一键生成</span>
+                            </div>
+                        </div>
                     </div>
                     <div class="checkbox_wrap">
                         <p class="active agree-item">我已阅读并同意：生成的论文范文仅用于参考，不作为毕业论文使用</p>
@@ -818,6 +823,10 @@
                             alert('请输入标题');
                             return false;
                         }
+                        if ($('.oneRight').hasClass('error')) {
+                            alert('标题格式错误');
+                            return false;
+                        }
                         var title_min_limit = 1;
                         if (title.length < title_min_limit) {
                             alert('标题不能少于' + title_min_limit + '字');
@@ -1104,7 +1113,7 @@
     </div>
 
     {$access_stats_code}
-    <script src="{$priv_style}/js/index.js?v=1020"></script>
+    <script src="{$priv_style}/js/index.js?v=1021"></script>
 </body>
 
 </html>
\ No newline at end of file
diff --git a/style/css/index.css b/style/css/index.css
index c76b95e..011383d 100644
--- a/style/css/index.css
+++ b/style/css/index.css
@@ -1076,6 +1076,16 @@ li .select_icon, .pay_every .pay_icon{
     padding: 14px 8px 14px 12px;
     border-radius: 6px;
 }
+.error{
+    border-color: #FB533B !important;
+}
+#errorText{
+    color: #FB533B;
+    position: absolute;
+    bottom: -20px;
+    font-size: 12px;
+    right: 0;
+}
 .oneRight{
     flex: 1;
     display: flex;
@@ -1700,13 +1710,32 @@ li .select_icon, .pay_every .pay_icon{
 .tableChart_active div{
     background: url(../img/checked_icon.svg);
 }
+.btn_group1{
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    justify-content: center;
+}
+.btn_group2 {
+    margin-top: 16px;
+    color: #3B54FD;
+}
+.btn_group2 span{
+    font-size: 14px;
+    font-weight: normal;
+    line-height: normal;
+    letter-spacing: normal;
+    text-decoration: underline;
+    color: #3B54FD;
+}
 .btnWrap{
     justify-content: center;
 }
-.btn_mast ,.btn_result_now{
+.btn_result_now{
     margin-right: 20px;
 }
-.btn_result,.btn_result_now,.downLoad,.btn_result_now2,.btn_mast{
+.btn_result,.btn_result_now,.downLoad,.btn_result_now2{
+    font-family: Microsoft YaHei UI;
     width: 200px;
     height: 50px;
     font-size: 15px;
@@ -1719,12 +1748,12 @@ li .select_icon, .pay_every .pay_icon{
     transition: all .3s ease;
     background: linear-gradient(270deg, #6C69F5 0%, #3467E5 100%);
 }
-.btn_result:hover, .btn_result_now:hover,.downLoad:hover,.btn_result_now2:hover,.btn_mast:hover{
+.btn_result:hover, .btn_result_now:hover,.downLoad:hover,.btn_result_now2:hover{
     transition: all .3s ease;
     opacity: 0.8;
     background: linear-gradient(270deg, #6C69F5 0%, #3467E5 100%);
 }
-.btn_result:active,.btn_result_now:active,.downLoad:active,.btn_result_now2:active,.btn_mast:active{
+.btn_result:active,.btn_result_now:active,.downLoad:active,.btn_result_now2:active{
     transition: all .3s ease;
     opacity: 1;
     background: linear-gradient(270deg, #6C69F5 0%, #3467E5 100%);
diff --git a/style/js/index.js b/style/js/index.js
index 8102fa2..e48da60 100644
--- a/style/js/index.js
+++ b/style/js/index.js
@@ -343,6 +343,7 @@ $(document).ready(function () {
     })
 
     function createCatalogue() {
+        
         if (!$('.agree-item').hasClass('active')) {
             alert("请阅读并勾选同意《服务条款》");
             return;
@@ -595,6 +596,18 @@ $(document).ready(function () {
     // }
     //标题输入字数
     $('.inputChange').on('input', function () {
+        // 英文增加校验提示
+        if(check_type =='82'){
+            const englishRegex = /^[A-Za-z\s]*$/; // 正则表达式，允许字母和空格
+            const isValid = englishRegex.test($('.inputChange').val());
+            if (!isValid) {
+                $('.oneRight').addClass('error')
+                $('#errorText').html('请输入英文标题');
+            } else {
+                $('.oneRight').removeClass('error')
+                $('#errorText').html(''); // 清空错误信息
+            }
+        }
         var maxLength = $('.inputText').attr('max');
         var currentLength = $(this).val().length;
         if (currentLength > 0) {
@@ -1079,6 +1092,11 @@ $(document).ready(function () {
         if ($('li').hasClass('active_select')) {
             $('li').removeClass('active_select')
         }
+        if ($('.oneRight').hasClass('error')) {
+            $('.oneRight').removeClass('error')
+            $('#errorText').html(''); // 清空错误信息
+        }
+
         $(this).addClass('active_select')
         var element = $('.step_back');
         var element2 = $('.footer');
@@ -1108,22 +1126,22 @@ $(document).ready(function () {
         }
        
         if (allAiServicesData[check_type]['outline']) {
-            setDomShow(['[step="3"]', '.btn_result', '.step_two', '.btn_mast'])
+            setDomShow(['[step="3"]', '.step_two','.btn_group1'])
             setDomHide(['[step="2"]', '.btn_result_now'])
             $('.normal_step3').removeClass('step_three')
             $('.payModal_main').html('')
             $('.pay_complete_main').html(payhtml)
             getCurWordsCount()
         } else {
-            setDomHide(['[step="3"]', '.btn_result', '.step_two', '.btn_mast'])
+            setDomHide(['[step="3"]', '.step_two','.btn_group1'])
             setDomShow(['[step="2"]', '.btn_result_now'])
             $('.normal_step3').addClass('step_three')
             $('.payModal_main').html(payhtml)
             $('.pay_complete_main').html('')
             if(t == '97'){
-                setDomShow(['.btn_result'])
+                setDomShow(['.btn_group1'])
             }else{
-                setDomHide(['.btn_result'])
+                setDomHide(['.btn_group1'])
             }
         }
         if (t == '64') {