diff --git a/docs/image-rename-map.json b/docs/image-rename-map.json
index 9def7fa..8dd54c4 100644
--- a/docs/image-rename-map.json
+++ b/docs/image-rename-map.json
@@ -24,7 +24,6 @@
   "ic_1.png": "ic-1.png",
   "ic_2.png": "ic-2.png",
   "ic_3.png": "ic-3.png",
-  "logo_b.svg": "logo-b.svg",
   "logo.png":"logo.png",
   "logo_icon.png": "logo-icon.png",
   "solution_ai_integration.svg": "solution-ai-integration.svg",
diff --git a/docs/移动端适配指南.md b/docs/移动端适配指南.md
index 235e235..1c2afb4 100644
--- a/docs/移动端适配指南.md
+++ b/docs/移动端适配指南.md
@@ -19,10 +19,7 @@
 - **网格系统**：自动从多列调整为单列
 - **容器适配**：边距和间距自动调整
 
-### 3. 触摸设备优化
-- **触摸友好尺寸**：按钮最小高度44px
-- **触摸友好间距**：菜单项间距优化
-- **触摸反馈**：移动端禁用悬停效果
+
 
 ### 4. 性能优化
 - **移动端动画简化**：减少复杂动画
diff --git a/src/assets/css/common.less b/src/assets/css/common.less
index b7ac880..454c603 100644
--- a/src/assets/css/common.less
+++ b/src/assets/css/common.less
@@ -3,12 +3,12 @@
 
 /* 为固定头部预留统一顶部空间 */
 body {
-    padding-top: 120px;
+    padding-top: 65px;
 }
 
 @media (max-width: 768px) {
     body {
-        padding-top: 100px;
+        padding-top: 65px;
     }
 }
 
diff --git a/src/assets/css/common_mobile.less b/src/assets/css/common_mobile.less
index fbf62f1..0b3bfed 100644
--- a/src/assets/css/common_mobile.less
+++ b/src/assets/css/common_mobile.less
@@ -71,12 +71,11 @@
     line-height: 1.6 !important;
   }
   
-  // 图标移动端适配
+  // 图标移动端适配（不包含页脚 .contact-icon：页脚为行内小图标，全局大会破坏与文字对齐）
   .icon,
   .service-icon,
   .advantage-icon,
-  .area-icon,
-  .contact-icon {
+  .area-icon {
     font-size: 2.5rem !important;
     margin-bottom: 15px !important;
   }
@@ -308,7 +307,6 @@
   .button {
     padding: 12px 24px !important;
     font-size: 16px !important;
-    min-height: 44px !important; // 触摸友好尺寸
     width: 100% !important; // 移动端全宽按钮
     
     &.btn-large {
@@ -347,7 +345,6 @@
         font-size: 16px !important; // 防止iOS缩放
         border: 1px solid #ddd !important;
         border-radius: 4px !important;
-        min-height: 44px !important; // 触摸友好尺寸
         
         &:focus {
           outline: none !important;
diff --git a/src/assets/css/mobile_responsive.less b/src/assets/css/mobile_responsive.less
index 699f20e..7b6fc25 100644
--- a/src/assets/css/mobile_responsive.less
+++ b/src/assets/css/mobile_responsive.less
@@ -76,9 +76,9 @@
       }
       
       li {
-        margin: 15px 0;
-        border-bottom: 1px solid #e2e8f0;
-        padding-bottom: 15px;
+        margin: 12px 0;
+        border-bottom: none;
+        padding-bottom: 0;
       }
       
       a {
@@ -97,12 +97,11 @@
       
       .subMenu {
         margin-left: 20px;
-        margin-top: 10px;
+        margin-top: 6px;
         
         li {
-          border-bottom: none;
-          margin: 10px 0;
-          padding-bottom: 5px;
+          margin: 2px 0;
+          padding-bottom: 0;
           
           a {
             font-size: 16px;
@@ -241,7 +240,6 @@
   .button {
     padding: 12px 24px;
     font-size: 16px;
-    min-height: 44px; // 触摸友好尺寸
     
     &.btn-large {
       padding: 15px 30px;
@@ -272,7 +270,6 @@
       font-size: 16px; // 防止iOS缩放
       border: 1px solid #ddd;
       border-radius: 4px;
-      min-height: 44px; // 触摸友好尺寸
       
       &:focus {
         outline: none;
@@ -514,15 +511,18 @@
     }
   }
   
-  // 触摸设备优化菜单项
-  .menuContent {
-    li {
-      a {
-        padding: 15px 0; // 增加触摸区域
-        min-height: 44px; // 触摸友好尺寸
-        display: flex;
-        align-items: center;
-      }
+  // 触摸设备：仅一级菜单链接保持 44px；子菜单单独收紧，避免子项也被撑高
+  .headerMobileMenu .menuContent {
+    > ul > li > a {
+      padding: 15px 0;
+      display: flex;
+      align-items: center;
+    }
+
+    .subMenu li a {
+      padding: 6px 0;
+      min-height: auto;
+      display: block;
     }
   }
 }
diff --git a/src/assets/img/logo-b.svg b/src/assets/img/logo-b.svg
deleted file mode 100644
index 107a172..0000000
--- a/src/assets/img/logo-b.svg
+++ /dev/null
@@ -1,44 +0,0 @@
-<svg width="448.3" height="309.7"
-    viewBox="0 0 249.99999999999997 172.70410043836824" class="looka-1j8o68f">
-    <defs id="SvgjsDefs9244"></defs>
-    <g id="SvgjsG9245" featurekey="JQyOZB-0"
-        transform="matrix(0.3,0,0,0.3,73.6,-1.4)"
-        fill="#fafafa">
-        <g xmlns="http://www.w3.org/2000/svg">
-            <g>
-                <defs>
-                    <rect id="b" x="8.5" y="8.5"
-                        transform="matrix(0.7,-0.7,0.7,0.7,-62.1,146.4)" width="283"
-                        height="283"></rect>
-                </defs>
-                <clipPath id="a">
-                    <use transform="matrix(1,0,0,1,0,0)" xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#b" style=""
-                        overflow="visible"></use>
-                </clipPath>
-                <g style="clip-path: url(#a)"
-                >
-                    <path
-                        d="M 67.2 155.9 l -59.3 -1 c -2.3 0 -4 1.9 -3.9 4 c 1.4 22.6 7.8 43.7 18.3 62.4 c 1 1.7 3 2.5 4.8 1.7 l 57.5 -24.6 c 3.7 -1.6 8.1 -1.3 11.5 1.1 c 4.4 3.2 5.8 9.2 3.6 13.9 l -26.7 57 c -0.8 1.7 -0.2 3.9 1.5 4.9 c 18.3 11 39.2 18.2 61.7 20.4 c 2.2 0.2 4.1 -1.5 4.2 -3.8 l 1 -59.3 C 142 190.9 108.9 156.6 67.2 155.9 z"></path>
-                    <path
-                        d="M 144.1 67.2 l 1 -59.3 c 0 -2.3 -1.9 -4 -4 -3.9 c -22.6 1.4 -43.7 7.8 -62.4 18.3 c -1.7 1 -2.5 3 -1.7 4.8 l 24.6 57.5 c 1.6 3.7 1.3 8.1 -1.1 11.5 c -3.2 4.4 -9.1 5.8 -13.9 3.6 L 29.7 72.9 c -1.7 -0.8 -3.9 -0.2 -4.9 1.5 c -11 18.3 -18.2 39.2 -20.4 61.7 c -0.2 2.2 1.5 4.1 3.8 4.2 l 59.3 1 C 109.1 142 143.4 108.9 144.1 67.2 z"></path>
-                    <path
-                        d="M 232.8 144.1 l 59.3 1 c 2.3 0 4 -1.9 3.9 -4 c -1.4 -22.6 -7.8 -43.7 -18.3 -62.4 c -1 -1.7 -3 -2.5 -4.8 -1.7 l -57.5 24.6 c -3.7 1.6 -8.1 1.3 -11.5 -1.1 c -4.4 -3.2 -5.8 -9.1 -3.6 -13.9 L 227 29.8 c 0.8 -1.7 0.2 -3.9 -1.5 -4.9 c -18.2 -11.1 -39.2 -18.3 -61.7 -20.4 c -2.2 -0.2 -4.1 1.5 -4.2 3.8 l -1 59.3 C 158 109.1 191.1 143.4 232.8 144.1 z"></path>
-                    <path
-                        d="M 198.2 215.1 c -2.1 -4.9 -0.6 -10.7 4.1 -13.8 c 3.4 -2.4 7.8 -2.5 11.5 -0.7 l 56.6 26.5 c 1.7 0.8 3.9 0.2 4.9 -1.5 c 11 -18.3 18.2 -39.2 20.3 -61.7 c 0.2 -2.2 -1.5 -4.1 -3.8 -4.2 l -59.3 -1 c -41.7 -0.7 -76 32.4 -76.7 74.1 l -1 59.3 c 0 2.3 1.9 4 4 3.9 c 22.6 -1.4 43.7 -7.8 62.4 -18.3 c 1.7 -1 2.5 -3 1.7 -4.8 L 198.2 215.1 z"></path>
-                </g>
-            </g>
-        </g>
-    </g>
-    <g id="SvgjsG9243" featurekey="SbCDzn-3"
-        transform="matrix(-4.3,0,0,-4.3,44.1,206.1)"
-        fill="#fafafa">
-        <path
-            d="M 1.1 7.8 l 9.1 0 l 0 2.8 l -6.1 0 l 0 2 l 4.9 0 l 0 2.8 l -4.9 0 l 0 1.9 l 6.1 0 l 0 2.8 l -9.1 0 l 0 -12.2 z"></path>
-    </g>
-    <g id="SvgjsG9246" featurekey="SbCDzn-0"
-        transform="matrix(4.3,0,0,4.3,-4.9,86.6)"
-        fill="#fafafa">
-        <path
-            d="M 11.9 7.8 l 3 0 l 0 12.2 l -3 0 l 0 -12.2 z M 20.2 13.3 l 0 6.7 l -3 0 l 0 -12.2 l 3 0 l 3.8 6.8 l 3.8 -6.8 l 3 0 l 0 12.2 l -3 0 l 0 -6.7 l -2.3 4 l -3 0 z M 45.9 7.8 l 2.9 0 l -2.3 12.2 l -4.4 0 l -1.6 -7.1 l -1.7 7.1 l -4.7 0 l -2 -12.2 l 3.1 0 l 1.4 9.2 l 1.8 -7.1 l 4.3 0 l 1.7 7.1 z M 50.1 7.8 l 9.1 0 l 0 2.8 l -6.1 0 l 0 2 l 4.9 0 l 0 2.8 l -4.9 0 l 0 1.9 l 6.1 0 l 0 2.8 l -9.1 0 l 0 -12.2 z"></path>
-    </g>
-</svg>
diff --git a/src/assets/img/logo_2.png b/src/assets/img/logo_2.png
new file mode 100644
index 0000000..ff49e19
Binary files /dev/null and b/src/assets/img/logo_2.png differ
diff --git a/src/components/ifooter.vue b/src/components/ifooter.vue
index 264c371..7dfdd2e 100644
--- a/src/components/ifooter.vue
+++ b/src/components/ifooter.vue
@@ -221,8 +221,7 @@ export default {
   margin-bottom: 12px;
 }
 
-.footer-links a,
-.contact-item a {
+.footer-links a {
   color: #475569;
   text-decoration: none;
   transition: color 0.25s ease;
@@ -230,6 +229,16 @@ export default {
   position: relative;
 }
 
+.contact-item a {
+  color: #475569;
+  text-decoration: none;
+  transition: color 0.25s ease;
+  position: relative;
+  display: inline-flex;
+  align-items: center;
+  line-height: 1.35;
+}
+
 .footer-links a:hover,
 .contact-item a:hover {
   color: #1d4ed8;
@@ -251,8 +260,12 @@ export default {
 }
 
 .contact-icon {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
   width: 20px;
   height: 20px;
+  line-height: 0;
   text-align: center;
   color: #64748b;
   flex-shrink: 0;
@@ -387,7 +400,7 @@ export default {
   .contact-item {
     justify-content: center;
     text-align: center;
-    flex-wrap: wrap;
+    flex-wrap: nowrap;
   }
 
   .footer-logo {
diff --git a/src/components/ihead.vue b/src/components/ihead.vue
index 286f76d..c4a14d9 100644
--- a/src/components/ihead.vue
+++ b/src/components/ihead.vue
@@ -124,8 +124,8 @@ export default {
   computed: {
     image_paths() {
       return {
-        logo: img('logo.png'),
-        mobile_logo: img('logo.png'),
+        logo: img('logo_2.png'),
+        mobile_logo: img('logo_2.png'),
         hamburger: img('svg/ic-hamburger.svg'),
         arrow_back: img('svg/ic-arrow-back.svg')
       }
@@ -239,7 +239,7 @@ export default {
 
 /* 主要导航区域 - 覆盖旧样式 */
 .bottom {
-  padding: 15px 0;
+  padding: 5px 0;
   /* 覆盖旧表格布局 */
   display: block;
   height: auto;
@@ -261,11 +261,11 @@ export default {
 
 .logoCell {
   flex-shrink: 0;
-  margin: 0 32px 0 0;
+  margin: 0px;
 }
 
 .logoCell .logo {
-  height: 50px;
+  height: 30px;
   transition: transform 0.3s ease;
 }
 
@@ -398,7 +398,7 @@ export default {
 }
 
 .mobile .logo {
-  height: 40px;
+  height: 30px;
 }
 
 .mobileIconsCell {
@@ -458,7 +458,7 @@ export default {
   background: white;
   width: 80%;
   height: 100%;
-  padding: 20px;
+  padding: 14px 16px;
   overflow-y: auto;
 }
 
@@ -468,13 +468,13 @@ export default {
 }
 
 .menuContent li {
-  margin: 15px 0;
+  margin: 2px 0;
 }
 
 .menuContent a,
 .menuContent .menu-label {
   display: block;
-  padding: 15px;
+  padding: 10px 12px;
   color: #2c3e50;
   text-decoration: none;
   font-weight: 500;
@@ -489,14 +489,19 @@ export default {
 }
 
 .subMenu {
-  margin-left: 20px;
-  border-left: 2px solid #e9ecef;
-  padding-left: 15px;
+  margin-left: 0;
+  padding-left: 12px;
+  margin-top: 4px;
+  margin-bottom: 4px;
+}
+
+.subMenu li {
+  margin: 0;
 }
 
 .goBack {
-  margin-top: 30px;
-  padding-top: 20px;
+  margin-top: 16px;
+  padding-top: 12px;
   border-top: 1px solid #e9ecef;
 }
 
@@ -505,7 +510,7 @@ export default {
   align-items: center;
   gap: 10px;
   width: 100%;
-  padding: 15px;
+  padding: 10px 12px;
   border: 0;
   background: transparent;
   color: #6c757d;
@@ -577,7 +582,7 @@ export default {
   }
 
   .logoCell .logo {
-    height: 45px;
+    height:30px;
   }
 }
 
diff --git a/src/views/index.vue b/src/views/index.vue
index ebbaeaa..e2d664b 100644
--- a/src/views/index.vue
+++ b/src/views/index.vue
@@ -539,7 +539,7 @@ export default {
   display: inline-flex;
   align-items: center;
   justify-content: center;
-  min-height: 44px;
+ min-height: 44px; 
   padding: 0 20px;
   border: 0;
   border-radius: 4px;