优化多个组件的样式，添加 scoped 样式以避免样式冲突

src/pages/appcenter.vue

@@ -61,7 +61,7 @@ onMounted(() => {
   </div>
 </template>
 
-<style type="scss">
+<style type="scss" scoped>
 .appcenter-grid .v-card {
   /* stylelint-disable-next-line property-no-vendor-prefix */
   -webkit-backdrop-filter: blur(6px);

src/pages/login.vue

@@ -288,7 +288,7 @@ onUnmounted(() => {
   </div>
 </template>
 
-<style lang="scss">
+<style lang="scss" scoped>
 @use '@core/scss/pages/page-auth.scss';
 
 .v-card-item__prepend {