feat: 新增抱团组件和申请助手弹窗组件

新增huddle-box和helper-pop组件，包含相关图片资源和样式调整
修复item-mj组件中itemBottom导入错误
优化移动端样式适配
更新sectionV2页面引入新组件
补充公共样式和动画效果

css/search-tag.less

@@ -7,7 +7,7 @@
 
         .icon {
             width: 25px;
-            height: 20px;
+            // height: 20px;
             margin-right: 12px;
         }
 
@@ -74,6 +74,74 @@
             color: #000000;
             margin: 0 10px;
         }
+
+        .sort-area {
+            margin-left: auto;
+            position: relative;
+            z-index: 1;
+
+            .sort-head {
+                cursor: pointer;
+
+                .text {
+                    font-size: 14px;
+                    color: #555555;
+                    line-height: 26px;
+                    margin-right: 6px;
+                }
+
+                .icon {
+                    width: 8px;
+                    height: 5px;
+
+                    transform: rotate(0deg);
+                    transition: transform 0.3s ease-in-out;
+
+                    &.rotate {
+                        transform: rotate(180deg);
+                    }
+                }
+            }
+
+            .sort-mask {
+                position: fixed;
+                top: 0;
+                left: 0;
+                width: 100vw;
+                height: 100vh;
+            }
+
+            .sort-box {
+                position: absolute;
+                top: 28px;
+                right: 0;
+                width: 140px;
+                padding: 0 10px;
+                background-color: rgba(255, 255, 255, 1);
+                border-radius: 8px;
+                box-shadow: 0 0 5px rgba(0, 0, 0, 0.168627450980392);
+
+                .item {
+                    font-size: 16px;
+                    color: #555555;
+                    text-align: center;
+                    height: 60px;
+                    line-height: 60px;
+                    cursor: pointer;
+
+                    &.pitch {
+                        font-family: "PingFangSC-Semibold", "PingFang SC Semibold", "PingFang SC", sans-serif;
+                        font-weight: 650;
+                        font-style: normal;
+                        color: #d35110;
+                    }
+
+                    &:not(:last-child) {
+                        border-bottom: 1px dotted #d7d7d7;
+                    }
+                }
+            }
+        }
     }
 
     .matter {
@@ -154,6 +222,37 @@
                 right: calc((100% - 1200px) / 2);
                 bottom: 10px;
             }
+
+            .recommend-and-essence {
+                width: 291px;
+                height: 64px;
+                background-color: rgba(255, 255, 255, 1);
+                border: 1px solid rgba(233, 238, 242, 1);
+                border-radius: 10px;
+                padding: 0 10px;
+                justify-content: space-between;
+                margin-bottom: 12px;
+
+                .item {
+                    width: 130px;
+                    height: 40px;
+                    background-color: rgba(246, 246, 246, 1);
+                    border: 1px solid rgba(242, 242, 242, 1);
+                    border-radius: 65px;
+                    font-family: "PingFangSC-Semibold", "PingFang SC Semibold", "PingFang SC", sans-serif;
+                    font-weight: 650;
+                    font-style: normal;
+                    font-size: 16px;
+                    color: #000000;
+                    cursor: pointer;
+
+                    .icon {
+                        width: 20px;
+                        height: 24px;
+                        margin-right: 8px;
+                    }
+                }
+            }
         }
     }
 }