feat: 在 SocialLinks 组件中使用 Teleport 包裹 WechatModal，优化模态框的渲染位置，同时调整 WechatModal 组件样式，增加相对定位和边距

src/components/SocialLinks.vue

@@ -3,6 +3,7 @@ import { ref, computed } from "vue";
 import { useMouseInElement } from "@vueuse/core";
 import { useTheme } from "vuetify";
 import WechatModal from "./WechatModal.vue";
+import { Teleport } from "vue";
 
 const theme = useTheme();
 const cardRef = ref(null);
@@ -107,6 +108,7 @@ const openLink = (url) => {
 <template>
   <div ref="cardRef" class="social-links-card" :style="cardTransform">
     <!-- 使用WechatModal组件 -->
+    <Teleport to="body">
       <WechatModal
         v-model="showWechatModal"
         :qr-code="currentQrCode"
@@ -114,6 +116,7 @@ const openLink = (url) => {
         hint="打开微信扫一扫，添加我为好友"
         @closed="currentQrCode = ''"
       />
+    </Teleport>
 
     <!-- 社交链接主体 -->
     <div class="social-grid">
@@ -156,7 +159,7 @@ const openLink = (url) => {
   box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1),
     inset 0 0 0 1px rgba(255, 255, 255, 0.1);
   will-change: transform;
-  overflow: hidden;
+  overflow: visible;
   transition: background 0.3s ease, box-shadow 0.3s ease;
   border: 1px solid rgba(255, 255, 255, 0.05);
   width: 100%;

src/components/WechatModal.vue

@@ -210,6 +210,7 @@ onUnmounted(() => {
   animation: fadeIn 0.3s ease;
   backdrop-filter: blur(8px);
   transition: opacity 0.3s ease;
+  isolation: isolate;
 }
 
 .dark-mode.wechat-modal-mask {
@@ -217,6 +218,7 @@ onUnmounted(() => {
 }
 
 .wechat-modal-container {
+  position: relative;
   width: 400px;
   height: 400px;
   aspect-ratio: 1;
@@ -226,6 +228,7 @@ onUnmounted(() => {
   overflow: hidden;
   transform: scale(0.9);
   transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.1);
+  z-index: v-bind('zIndex + 1');
 }
 
 .wechat-modal-header {
@@ -404,6 +407,7 @@ onUnmounted(() => {
   .wechat-modal-container {
     width: 95vw;
     height: 95vw;
+    margin: 10px;
   }
   .qr-code-wrapper {
     width: 80%;
@@ -415,6 +419,7 @@ onUnmounted(() => {
 @media (min-width: 361px) {
   .wechat-modal-container {
     width: min(420px, 90vw);
+    margin: 20px;
   }
   .qr-code-wrapper {
     width: 280px;