diff --git a/package.json b/package.json
index 8d00ade..daec73d 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,8 @@
     "dev": "next dev",
     "build": "next build",
     "start": "next start",
-    "lint": "next lint"
+    "lint": "next lint",
+    "i18n:clean": "node src/locales/clean-unused-keys.js"
   },
   "dependencies": {
     "@emotion/react": "^11.13.3",
diff --git a/src/locales/cn.json b/src/locales/cn.json
index 8ed9da9..3694a73 100644
--- a/src/locales/cn.json
+++ b/src/locales/cn.json
@@ -1,54 +1,6 @@
 {
   "common": {
-    "loading": "加载中...",
-    "error": "发生错误",
-    "success": "成功",
-    "cancel": "取消",
-    "save": "保存",
-    "edit": "编辑",
-    "delete": "删除",
-    "search": "搜索",
-    "filter": "筛选",
-    "export": "导出",
-    "import": "导入",
-    "refresh": "刷新",
-    "close": "关闭",
-    "open": "打开",
-    "yes": "是",
-    "no": "否",
-    "confirm": "确认",
-    "warning": "警告",
-    "info": "信息",
     "total": "总计",
-    "average": "平均",
-    "percentage": "百分比",
-    "date": "日期",
-    "time": "时间",
-    "name": "姓名",
-    "description": "描述",
-    "status": "状态",
-    "active": "活跃",
-    "inactive": "非活跃",
-    "all": "全部",
-    "none": "无",
-    "select": "选择",
-    "clear": "清除",
-    "reset": "重置",
-    "apply": "应用",
-    "submit": "提交",
-    "back": "返回",
-    "next": "下一个",
-    "previous": "上一个",
-    "first": "第一个",
-    "last": "最后一个",
-    "page": "页面",
-    "of": "的",
-    "items": "项目",
-    "results": "结果",
-    "noData": "无数据",
-    "noResults": "无结果",
-    "selectAll": "全选",
-    "deselectAll": "取消全选",
     "employees": "员工",
     "employee": "员工",
     "karyawan": "员工",
@@ -59,16 +11,6 @@
     "hariKerja": "工作日"
   },
   "auth": {
-    "login": "登录",
-    "logout": "退出",
-    "username": "用户名",
-    "password": "密码",
-    "email": "邮箱",
-    "forgotPassword": "忘记密码？",
-    "rememberMe": "记住我",
-    "loginSuccess": "登录成功",
-    "loginError": "登录失败",
-    "logoutSuccess": "退出成功",
     "loginButton": "登录",
     "loginTitle": "人力资源管理仪表板",
     "loginSubtitle": "输入用户名和密码",
@@ -76,13 +18,6 @@
     "passwordPlaceholder": "密码",
     "poweredBy": "技术支持"
   },
-  "dashboard": {
-    "title": "仪表板",
-    "overview": "概览",
-    "statistics": "统计",
-    "reports": "报告",
-    "settings": "设置"
-  },
   "navigation": {
     "pages": "页面",
     "dataKaryawan": "员工数据",
@@ -90,12 +25,9 @@
     "turnOverRate": "离职率",
     "produktifitasKaryawan": "员工生产力",
     "hrCost": "人力成本",
-    "logout": "退出",
-    "poweredBy": "技术支持"
+    "logout": "退出"
   },
   "filters": {
-    "startDate": "开始日期",
-    "endDate": "结束日期",
     "region": "地区",
     "company": "公司",
     "location": "位置",
@@ -107,26 +39,12 @@
     "maintenance": "维护"
   },
   "employee": {
-    "title": "员工数据",
     "loadingData": "正在加载员工数据...",
-    "totalEmployees": "员工总数",
-    "activeEmployees": "在职员工",
-    "newHires": "新员工",
-    "resignations": "离职",
-    "monthlyTrend": "员工月度趋势",
-    "employeeMovement": "员工流动",
-    "sanctionSummary": "处罚摘要",
     "recruitment": "招聘",
     "resignation": "离职",
     "promotion": "晋升",
     "mutation": "调动",
     "demotion": "降职",
-    "st": "ST",
-    "sp1": "SP1",
-    "sp2": "SP2",
-    "sp3": "SP3",
-    "topCompanies": "顶级公司",
-    "movementBreakdown": "流动明细",
     "dataKaryawan": "员工数据",
     "karyawan": "员工",
     "jumlahKaryawan": "员工数量",
@@ -138,18 +56,6 @@
     "rankingSanksi": "处罚排名"
   },
   "attendance": {
-    "title": "考勤",
-    "loading": "正在加载考勤数据...",
-    "staffAttendance": "员工考勤",
-    "nonStaffAttendance": "非员工考勤",
-    "harvesterAttendance": "收割工考勤",
-    "maintenanceAttendance": "维护人员考勤",
-    "monthlyTrend": "月度考勤趋势",
-    "attendanceRange": "考勤范围",
-    "workingDays": "工作日",
-    "employees": "员工",
-    "attendanceRate": "出勤率",
-    "absenceRate": "缺勤率",
     "loadingData": "加载数据...",
     "kehadiranStaff": "员工出勤",
     "kehadiranNonStaff": "非员工出勤",
@@ -164,15 +70,6 @@
     "mandays": "工作日"
   },
   "turnover": {
-    "title": "离职率",
-    "loading": "加载离职数据...",
-    "rate": "离职率",
-    "monthlyTrend": "月度离职趋势",
-    "byDepartment": "按部门",
-    "byRegion": "按地区",
-    "newHires": "新员工",
-    "separations": "离职",
-    "netChange": "净变化",
     "loadingData": "加载数据...",
     "karyawanBaruSeluruh": "全公司新员工",
     "rasioRecruitment": "招聘比例",
@@ -192,19 +89,7 @@
     "alasanPemutusanHubungan": "劳动关系终止原因"
   },
   "productivity": {
-    "title": "员工生产力",
-    "loading": "正在加载生产力数据...",
-    "overallProductivity": "整体生产力",
-    "byDepartment": "按部门",
-    "monthlyTrend": "月度生产力趋势",
-    "topPerformers": "顶级表现者",
-    "performanceMetrics": "绩效指标",
-    "outputPerEmployee": "每员工产出",
-    "efficiency": "效率",
-    "performance": "绩效",
     "target": "目标",
-    "actual": "实际",
-    "variance": "差异",
     "loadingData": "加载数据...",
     "produktifitas": "生产力",
     "targetTonase": "目标吨位",
@@ -235,17 +120,7 @@
     "rasioMasaKerja": "员工工龄比例：吨位"
   },
   "hrcost": {
-    "title": "人力资源成本",
-    "loading": "正在加载人力资源成本数据...",
     "loadingData": "正在加载人力资源成本数据...",
-    "totalCost": "总成本",
-    "costBreakdown": "成本明细",
-    "monthlyCost": "月度成本",
-    "costPerEmployee": "每位员工成本",
-    "salaries": "薪资",
-    "benefits": "福利",
-    "training": "培训",
-    "recruitment": "招聘",
     "rincianGajiPemanen": "收割员工资明细",
     "keluarFullscreen": "退出全屏",
     "grandTotalGaji": "薪资总计",
@@ -265,32 +140,5 @@
     "alamat": "地址",
     "gajiIdr": "薪资 (印尼盾)",
     "thr": " THR"
-  },
-  "forms": {
-    "required": "必填项",
-    "invalid": "无效",
-    "tooShort": "太短",
-    "tooLong": "太长",
-    "invalidEmail": "邮箱无效",
-    "passwordMismatch": "密码不匹配",
-    "pleaseSelect": "请选择",
-    "pleaseEnter": "请输入",
-    "selectOption": "选择选项",
-    "enterValue": "输入值"
-  },
-  "messages": {
-    "confirmDelete": "您确定要删除此项目吗？",
-    "deleteSuccess": "项目删除成功",
-    "deleteError": "删除项目失败",
-    "saveSuccess": "数据保存成功",
-    "saveError": "保存数据失败",
-    "updateSuccess": "数据更新成功",
-    "updateError": "更新数据失败",
-    "noData": "无数据",
-    "noResults": "未找到结果",
-    "connectionError": "连接错误",
-    "serverError": "服务器错误",
-    "unauthorized": "未授权访问",
-    "forbidden": "访问被拒绝"
   }
-}
\ No newline at end of file
+}
diff --git a/src/locales/id.json b/src/locales/id.json
index 86ad73d..5b6eab7 100644
--- a/src/locales/id.json
+++ b/src/locales/id.json
@@ -1,54 +1,6 @@
 {
   "common": {
-    "loading": "Memuat...",
-    "error": "Terjadi kesalahan",
-    "success": "Berhasil",
-    "cancel": "Batal",
-    "save": "Simpan",
-    "edit": "Edit",
-    "delete": "Hapus",
-    "search": "Cari",
-    "filter": "Filter",
-    "export": "Ekspor",
-    "import": "Impor",
-    "refresh": "Refresh",
-    "close": "Tutup",
-    "open": "Buka",
-    "yes": "Ya",
-    "no": "Tidak",
-    "confirm": "Konfirmasi",
-    "warning": "Peringatan",
-    "info": "Informasi",
     "total": "Total",
-    "average": "Rata-rata",
-    "percentage": "Persentase",
-    "date": "Tanggal",
-    "time": "Waktu",
-    "name": "Nama",
-    "description": "Deskripsi",
-    "status": "Status",
-    "active": "Aktif",
-    "inactive": "Tidak Aktif",
-    "all": "Semua",
-    "none": "Tidak Ada",
-    "select": "Pilih",
-    "clear": "Bersihkan",
-    "reset": "Reset",
-    "apply": "Terapkan",
-    "submit": "Kirim",
-    "back": "Kembali",
-    "next": "Selanjutnya",
-    "previous": "Sebelumnya",
-    "first": "Pertama",
-    "last": "Terakhir",
-    "page": "Halaman",
-    "of": "dari",
-    "items": "item",
-    "results": "hasil",
-    "noData": "Tidak ada data",
-    "noResults": "Tidak ada hasil",
-    "selectAll": "Pilih Semua",
-    "deselectAll": "Batalkan Pilihan Semua",
     "employees": "karyawan",
     "employee": "karyawan",
     "karyawan": "karyawan",
@@ -56,30 +8,9 @@
     "ton": "ton",
     "dataNotAvailable": "Data tidak tersedia",
     "jumlah": "Jumlah",
-    "add": "Tambah",
-    "ok": "OK",
-    "home": "Beranda",
-    "about": "Tentang",
-    "contact": "Kontak",
-    "help": "Bantuan",
-    "support": "Dukungan",
-    "documentation": "Dokumentasi",
-    "faq": "FAQ",
-    "terms": "Syarat & Ketentuan",
-    "privacy": "Kebijakan Privasi",
     "hariKerja": "Hari Kerja"
   },
   "auth": {
-    "login": "Masuk",
-    "logout": "Keluar",
-    "username": "Nama Pengguna",
-    "password": "Kata Sandi",
-    "email": "Email",
-    "forgotPassword": "Lupa Kata Sandi?",
-    "rememberMe": "Ingat Saya",
-    "loginSuccess": "Berhasil masuk",
-    "loginError": "Gagal masuk",
-    "logoutSuccess": "Berhasil keluar",
     "loginButton": "Log In",
     "loginTitle": "HRM Dashboard",
     "loginSubtitle": "Masukan Username & Password",
@@ -87,23 +18,6 @@
     "passwordPlaceholder": "Password",
     "poweredBy": "Powered by"
   },
-  "dashboard": {
-    "title": "Dashboard",
-    "overview": "Ringkasan",
-    "statistics": "Statistik",
-    "reports": "Laporan",
-    "analytics": "Analitik",
-    "settings": "Pengaturan",
-    "profile": "Profil",
-    "notifications": "Notifikasi",
-    "messages": "Pesan",
-    "tasks": "Tugas",
-    "calendar": "Kalender",
-    "documents": "Dokumen",
-    "users": "Pengguna",
-    "roles": "Peran",
-    "permissions": "Izin"
-  },
   "navigation": {
     "pages": "Halaman",
     "dataKaryawan": "Data Karyawan",
@@ -111,12 +25,9 @@
     "turnOverRate": "Turn Over Rate",
     "produktifitasKaryawan": "Produktifitas Karyawan",
     "hrCost": "HR Cost",
-    "logout": "Log Out",
-    "poweredBy": "Powered by"
+    "logout": "Log Out"
   },
   "filters": {
-    "startDate": "Tanggal Mulai",
-    "endDate": "Tanggal Akhir",
     "region": "Region",
     "company": "Company",
     "location": "Lokasi",
@@ -128,26 +39,12 @@
     "maintenance": "Perawatan"
   },
   "employee": {
-    "title": "Data Karyawan",
     "loadingData": "Memuat data karyawan...",
-    "totalEmployees": "Total Karyawan",
-    "activeEmployees": "Karyawan Aktif",
-    "newHires": "Karyawan Baru",
-    "resignations": "Pengunduran Diri",
-    "monthlyTrend": "Tren Bulanan Karyawan",
-    "employeeMovement": "Pergerakan Karyawan",
-    "sanctionSummary": "Ringkasan Sanksi",
     "recruitment": "Rekrutmen",
     "resignation": "Pengunduran Diri",
     "promotion": "Promosi",
     "mutation": "Mutasi",
     "demotion": "Demosi",
-    "st": "ST",
-    "sp1": "SP1",
-    "sp2": "SP2",
-    "sp3": "SP3",
-    "topCompanies": "Perusahaan Teratas",
-    "movementBreakdown": "Rincian Pergerakan",
     "dataKaryawan": "Data Karyawan",
     "karyawan": "Karyawan",
     "jumlahKaryawan": "Jumlah Karyawan",
@@ -159,18 +56,6 @@
     "rankingSanksi": "Ranking Sanksi"
   },
   "attendance": {
-    "title": "Absensi",
-    "loading": "Memuat data kehadiran...",
-    "staffAttendance": "Kehadiran Staff",
-    "nonStaffAttendance": "Kehadiran Non Staff",
-    "harvesterAttendance": "Kehadiran Pemanen",
-    "maintenanceAttendance": "Kehadiran Perawatan",
-    "monthlyTrend": "Tren Kehadiran Bulanan",
-    "attendanceRange": "Rentang Kehadiran",
-    "workingDays": "HK",
-    "employees": "karyawan",
-    "attendanceRate": "Tingkat Kehadiran",
-    "absenceRate": "Tingkat Ketidakhadiran",
     "loadingData": "Memuat data...",
     "kehadiranStaff": "Kehadiran Staff",
     "kehadiranNonStaff": "Kehadiran Non Staff",
@@ -185,13 +70,6 @@
     "mandays": "Mandays"
   },
   "turnover": {
-    "title": "Turnover",
-    "newEmployees": "Karyawan Baru",
-    "resignedEmployees": "Karyawan Resign",
-    "turnoverRate": "Tingkat Turnover",
-    "recruitmentRatio": "Rasio Recruitment",
-    "resignationReason": "Alasan Resign",
-    "resignationType": "Jenis Resign",
     "loadingData": "Memuat data...",
     "karyawanBaruSeluruh": "Karyawan Baru Seluruh Perusahaan",
     "rasioRecruitment": "Rasio Recruitment",
@@ -211,19 +89,7 @@
     "alasanPemutusanHubungan": "Alasan Pemutusan Hubungan Kerja"
   },
   "productivity": {
-    "title": "Produktifitas Karyawan",
-    "loading": "Memuat data produktivitas...",
-    "overallProductivity": "Produktivitas Keseluruhan",
-    "byDepartment": "Berdasarkan Departemen",
-    "monthlyTrend": "Tren Produktivitas Bulanan",
-    "topPerformers": "Performa Terbaik",
-    "performanceMetrics": "Metrik Kinerja",
-    "outputPerEmployee": "Output per Karyawan",
-    "efficiency": "Efisiensi",
-    "performance": "Performa",
     "target": "Target",
-    "actual": "Aktual",
-    "variance": "Varians",
     "loadingData": "Memuat data...",
     "produktifitas": "Produktifitas",
     "targetTonase": "Target Tonase",
@@ -254,15 +120,7 @@
     "rasioMasaKerja": "Rasio Masa Kerja Karyawan : Tonase"
   },
   "hrcost": {
-    "title": "Biaya HR",
-    "loading": "Memuat data biaya HR...",
     "loadingData": "Memuat data biaya HR...",
-    "totalCost": "Total Biaya",
-    "costPerEmployee": "Biaya per Karyawan",
-    "breakdown": "Rincian",
-    "salary": "Gaji",
-    "benefits": "Tunjangan",
-    "insurance": "Asuransi",
     "rincianGajiPemanen": "Rincian Gaji Pemanen",
     "keluarFullscreen": "Keluar Fullscreen",
     "grandTotalGaji": "Grand Total Gaji",
@@ -282,31 +140,5 @@
     "alamat": "Alamat",
     "gajiIdr": "Gaji (IDR)",
     "thr": "THR"
-  },
-  "forms": {
-    "required": "Wajib diisi",
-    "invalid": "Tidak valid",
-    "tooShort": "Terlalu pendek",
-    "tooLong": "Terlalu panjang",
-    "invalidEmail": "Email tidak valid",
-    "passwordMismatch": "Kata sandi tidak cocok",
-    "pleaseSelect": "Silakan pilih",
-    "pleaseEnter": "Silakan masukkan",
-    "selectOption": "Pilih opsi",
-    "enterValue": "Masukkan nilai"
-  },
-  "messages": {
-    "confirmDelete": "Apakah Anda yakin ingin menghapus item ini?",
-    "deleteSuccess": "Item berhasil dihapus",
-    "deleteError": "Gagal menghapus item",
-    "saveSuccess": "Data berhasil disimpan",
-    "saveError": "Gagal menyimpan data",
-    "updateSuccess": "Data berhasil diperbarui",
-    "updateError": "Gagal memperbarui data",
-    "noResults": "Tidak ada hasil ditemukan",
-    "connectionError": "Kesalahan koneksi",
-    "serverError": "Kesalahan server",
-    "unauthorized": "Tidak memiliki akses",
-    "forbidden": "Akses ditolak"
   }
-}
\ No newline at end of file
+}