diff --git a/app/app.vue b/app/app.vue
index 0a87abd..5e732a5 100644
--- a/app/app.vue
+++ b/app/app.vue
@@ -1,9 +1,10 @@
 <template>
   <UApp>
-  <NuxtLayout>
-    <NuxtPage />
-  </NuxtLayout>
+    <NuxtLayout>
+      <NuxtPage/>
+    </NuxtLayout>
+    <ScrollToTop/>
   </UApp>
 </template>
-<script setup lang="ts">
+<script lang="ts" setup>
 </script>
\ No newline at end of file
diff --git a/app/components/AppFooter.vue b/app/components/AppFooter.vue
index f78a73a..d94a81a 100644
--- a/app/components/AppFooter.vue
+++ b/app/components/AppFooter.vue
@@ -1,18 +1,14 @@
 <script lang="ts" setup>
-
-
 const contacts = [
   {
     label: '电话',
     value: '15280659990',
     icon: 'i-heroicons-phone',
-
   },
   {
     label: '邮箱',
     value: '564737095@qq.com',
     icon: 'i-heroicons-envelope',
-
   },
   {
     label: '地址',
diff --git a/app/components/ContactFloatingButton.vue b/app/components/ContactFloatingButton.vue
index 10e5a33..74845ee 100644
--- a/app/components/ContactFloatingButton.vue
+++ b/app/components/ContactFloatingButton.vue
@@ -4,7 +4,7 @@
     <UPopover mode="hover">
       <UButton
 
-          class="bg-green-500 hover:bg-green-600 text-white px-4 py-3 rounded-l-lg shadow-lg transition-all duration-300"
+          class="bg-primary hover:bg-primary-600 text-white px-4 py-3 rounded-l-lg shadow-lg transition-all duration-300"
           color="neutral" label="联系客服"
           variant="subtle"/>
       <template #content>
diff --git a/app/components/ScrollToTop.vue b/app/components/ScrollToTop.vue
index 061b055..24598e5 100644
--- a/app/components/ScrollToTop.vue
+++ b/app/components/ScrollToTop.vue
@@ -1,106 +1,60 @@
-<!-- components/ScrollToTop.vue -->
 <template>
-  <UButton
-      v-show="isVisible"
-      :aria-label="ariaLabel"
-      :class="buttonClasses"
-
-      :icon="icon"
-
-      :variant="variant"
-      @click="handleClick"
-      @mouseenter="isHovered = true"
-      @mouseleave="isHovered = false"
-  >
-    <!-- 插槽支持自定义内容 -->
-    <slot>
-      <span v-if="showText && isHovered" class="ml-2 text-xs font-medium">
-        {{ text }}
-      </span>
-    </slot>
-  </UButton>
+  <!-- 悬浮置顶按钮 -->
+  <Transition name="fade-slide">
+    <button
+        v-show="showScrollToTop"
+        aria-label="回到顶部"
+        class="fixed bottom-32 right-8 z-50 rounded-full p-3 shadow-lg transition-all duration-300 focus:outline-none
+             bg-primary/90 backdrop-blur-md border border-white/20
+             hover:bg-primary/95 hover:-translate-y-0.5 hover:scale-110 hover:shadow-xl
+             active:scale-95 focus:ring-4 focus:ring-primary/30
+            "
+        title="回到顶部"
+        @click="scrollToTop"
+    >
+      <UIcon class="w-6 h-6 text-white  -rotate-45" name="i-lucide-rocket"/>
+    </button>
+  </Transition>
 </template>
 
 <script lang="ts" setup>
+// 响应式状态
+const showScrollToTop = ref(false)
 
-interface Props {
-  threshold?: number
-  position?: 'br' | 'bl' | 'tr' | 'tl' // bottom-right, bottom-left, etc.
-  size?: 'sm' | 'md' | 'lg'
-  color?: 'primary' | 'green' | 'blue' | 'gray'
-  variant?: 'solid' | 'outline' | 'soft'
-  icon?: string
-  showText?: boolean
-  text?: string
-  ariaLabel?: string
-  smoothScroll?: boolean
-}
-
-const props = withDefaults(defineProps<Props>(), {
-  threshold: 300,
-  position: 'br',
-  size: 'lg',
-  color: 'green',
-  variant: 'solid',
-  icon: 'i-heroicons-arrow-up',
-  showText: false,
-  text: '回到顶部',
-  ariaLabel: '回到页面顶部',
-  smoothScroll: true
-})
-
-const isVisible = ref(false)
-const isHovered = ref(false)
-
-// 计算位置类名
-const positionClasses = computed(() => {
-  const map = {
-    br: 'bottom-6 right-6',
-    bl: 'bottom-6 left-6',
-    tr: 'top-6 right-6',
-    tl: 'top-6 left-6'
-  }
-  return map[props.position] || map.br
-})
-
-// 计算尺寸类名
-
-
-const buttonClasses = computed(() => [
-  'fixed z-50 rounded-full transition-all duration-300 ease-in-out',
-  positionClasses.value,
-  {
-    'opacity-100': isVisible.value,
-    'opacity-0': !isVisible.value,
-    'hover:scale-110': isVisible.value,
-    'px-4': props.showText && isHovered.value
-  }
-])
-
+// 滚动监听函数
 const handleScroll = () => {
-  isVisible.value = window.scrollY > props.threshold
+  showScrollToTop.value = window.scrollY > 300
 }
 
-const handleClick = () => {
-  if (props.smoothScroll) {
-    window.scrollTo({top: 0, behavior: 'smooth'})
-  } else {
-    window.scrollTo(0, 0)
-  }
-
-  // 触发自定义事件
-  emit('click')
+// 滚动到顶部函数
+const scrollToTop = () => {
+  window.scrollTo({
+    top: 0,
+    behavior: 'smooth'
+  })
 }
 
-const emit = defineEmits<{
-  click: []
-}>()
-
+// 组件挂载时添加滚动监听
 onMounted(() => {
-  window.addEventListener('scroll', handleScroll, {passive: true})
+  window.addEventListener('scroll', handleScroll)
 })
 
+// 组件卸载时移除滚动监听
 onUnmounted(() => {
   window.removeEventListener('scroll', handleScroll)
 })
-</script>
\ No newline at end of file
+</script>
+
+<style scoped>
+/* 保留过渡动画 */
+.fade-slide-enter-active,
+.fade-slide-leave-active {
+  transition: all 0.3s ease;
+}
+
+.fade-slide-enter-from,
+.fade-slide-leave-to {
+  opacity: 0;
+  transform: translateY(10px);
+}
+</style>
\ No newline at end of file
diff --git a/app/config/api.ts b/app/config/api.ts
index 7a40b3b..8c07883 100644
--- a/app/config/api.ts
+++ b/app/config/api.ts
@@ -6,7 +6,8 @@
 // API基础地址配置
 export const API_CONFIG = {
     // 开发环境API地址
-    BASE_URL: 'http://192.168.1.4:4101',
+    // BASE_URL: 'http://192.168.1.4:4101',
+    BASE_URL: 'https://ele.ccttiot.com/prod-api',
 
     // API端点配置
     ENDPOINTS: {