refactor(i18n): update personal info and improve language switcher

- Update personal information in i18n files to reflect new user details
- Remove hardcoded personal info from GlassHeader and use i18n instead
- Simplify navigation items in GlassHeader by removing unused sections
- Enhance LanguageSwitcher UI with better display and chevron icon

src/components/GlassHeader.tsx

@@ -1,7 +1,6 @@
 import ThemeToggle from "./ui/theme-toggle";
 import LanguageSwitcher from "./LanguageSwitcher";
 import { useTranslations, getLocalizedPath, type Lang } from "@/i18n/utils";
-import { personalInfo } from "@/lib/data";
 import { useState } from "react";
 import { Menu, X } from "lucide-react";
 import { motion, AnimatePresence } from "framer-motion";
@@ -25,7 +24,7 @@ export default function GlassHeader({ lang }: GlassHeaderProps) {
           whileHover={{ scale: 1.05 }}
           whileTap={{ scale: 0.95 }}
         >
-          ✨ {personalInfo.name}
+          ✨ {t('personal.name')}
         </motion.a>
 
         {/* Desktop Navigation */}
@@ -34,8 +33,6 @@ export default function GlassHeader({ lang }: GlassHeaderProps) {
             { key: 'nav.experience', icon: '💼 ', sectionId: 'experience' },
             { key: 'nav.skills', icon: '🛠️ ', sectionId: 'skills' },
             { key: 'nav.projects', icon: '🚀 ', sectionId: 'projects' },
-            { key: 'nav.awards', icon: '🏆 ', sectionId: 'awards' },
-            { key: 'nav.education', icon: '🎓 ', sectionId: 'education' },
           ].map(
             (item, index) => (
               <motion.a