feat(docs): refactor homepage layouts and add HomeFeatures component

- Replace verbose inline HTML/CSS in multiple language homepages with reusable HomeFeatures component
- Simplify hero section taglines and action links across all language versions
- Add iOS/Apple style enhancements including glassmorphism effects and refined button animations
- Register HomeFeatures component globally in Vue app for consistent usage
- Remove redundant translation banners and GitHub star sections to streamline content

docs/.vitepress/theme/Layout.vue

@@ -195,12 +195,12 @@ watch(lineHeight, (next) => {
     </template>
     <template #home-hero-info-after>
       <div
-        v-if="frontmatter.layout === 'home' && frontmatter.hero?.tagline"
+        v-if="frontmatter.layout === 'home' && (frontmatter.hero?.tagline || frontmatter.hero?.typingTagline)"
         class="vp-typed-tagline"
       >
         <ClientOnly>
           <TextType
-            :text="frontmatter.hero.tagline"
+            :text="frontmatter.hero.typingTagline || frontmatter.hero.tagline"
             v-bind="homeTaglineTyping"
             :loop="true"
           />