diff --git a/support-portal-frontend/angular.json b/support-portal-frontend/angular.json
index a02ce94..a1a263e 100644
--- a/support-portal-frontend/angular.json
+++ b/support-portal-frontend/angular.json
@@ -46,13 +46,13 @@
               "budgets": [
                 {
                   "type": "initial",
-                  "maximumWarning": "500kb",
-                  "maximumError": "1mb"
+                  "maximumWarning": "2mb",
+                  "maximumError": "5mb"
                 },
                 {
                   "type": "anyComponentStyle",
-                  "maximumWarning": "2kb",
-                  "maximumError": "4kb"
+                  "maximumWarning": "6kb",
+                  "maximumError": "15kb"
                 }
               ],
               "fileReplacements": [
@@ -126,7 +126,8 @@
               "src/assets/assets2"
             ],
             "styles": [
-              "src/styles.css"
+              "src/styles.css",
+              "src/app/common-styles.css"
             ],
             "scripts": [
               "node_modules/bootstrap/dist/js/bootstrap.bundle.min.js"
diff --git a/support-portal-frontend/src/app/common-styles.css b/support-portal-frontend/src/app/common-styles.css
new file mode 100644
index 0000000..9b764fb
--- /dev/null
+++ b/support-portal-frontend/src/app/common-styles.css
@@ -0,0 +1,1031 @@
+/* CSS Variables for Common Values */
+:root {
+  --bg-primary: #f8f9fa;
+  --bg-white: white;
+  --bg-gray-50: #f9fafb;
+  --bg-gray-100: #f3f4f6;
+  --bg-gray-200: #e5e7eb;
+  
+  --text-primary: #1a1a1a;
+  --text-secondary: #374151;
+  --text-tertiary: #6b7280;
+  --text-muted: #9ca3af;
+  
+  --border-color: #e5e7eb;
+  --border-color-light: #f3f4f6;
+  --border-color-dark: #d1d5db;
+  
+  --blue-50: #eff6ff;
+  --blue-100: #dbeafe;
+  --blue-500: #3b82f6;
+  --blue-600: #2563eb;
+  --blue-700: #1e40af;
+  
+  --red-50: #fef2f2;
+  --red-100: #fee2e2;
+  --red-600: #dc2626;
+  --red-900: #991b1b;
+  
+  --green-50: #f0fdf4;
+  --green-100: #d1fae5;
+  --green-700: #166534;
+  --green-900: #065f46;
+  
+  --orange-50: #fff7ed;
+  --orange-500: #f97316;
+  
+  --yellow-50: #fef3c7;
+  --yellow-900: #92400e;
+  
+  --sidebar-width: 260px;
+  --radius-sm: 4px;
+  --radius-md: 6px;
+  --radius-lg: 8px;
+  --radius-xl: 12px;
+  
+  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
+  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
+  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
+  
+  --transition-base: all 0.2s ease;
+}
+
+/* Common Layout */
+.layout {
+  display: flex;
+  min-height: 100vh;
+  background: var(--bg-primary);
+}
+
+.sidebar {
+  position: fixed;
+  left: 0;
+  top: 0;
+  height: 100vh;
+  width: var(--sidebar-width);
+  z-index: 1000;
+}
+
+.content {
+  margin-left: var(--sidebar-width);
+  flex: 1;
+  padding: 32px;
+  width: calc(100% - var(--sidebar-width));
+  max-width: 1600px;
+}
+
+/* Header Section */
+.header {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  margin-bottom: 32px;
+  gap: 20px;
+}
+
+.header-left {
+  flex: 1;
+}
+
+.page-title {
+  font-size: 28px;
+  font-weight: 600;
+  color: var(--text-primary);
+  margin: 0 0 4px 0;
+  letter-spacing: -0.5px;
+}
+
+.page-subtitle {
+  font-size: 14px;
+  color: var(--text-tertiary);
+  margin: 0;
+}
+
+.header-actions {
+  display: flex;
+  gap: 12px;
+  align-items: center;
+}
+
+/* Search Box */
+.search-box {
+  position: relative;
+  display: flex;
+  align-items: center;
+}
+
+.search-box i {
+  position: absolute;
+  left: 16px;
+  color: var(--text-tertiary);
+  font-size: 14px;
+}
+
+.search-input {
+  padding: 10px 16px 10px 42px;
+  border: 1px solid var(--border-color-dark);
+  border-radius: var(--radius-lg);
+  font-size: 14px;
+  color: var(--text-primary);
+  width: 300px;
+  transition: var(--transition-base);
+}
+
+.search-input:focus {
+  outline: none;
+  border-color: var(--blue-500);
+  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
+}
+
+.search-input::placeholder {
+  color: var(--text-muted);
+}
+
+/* Buttons */
+.btn {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  padding: 10px 20px;
+  border-radius: var(--radius-lg);
+  font-size: 14px;
+  font-weight: 500;
+  cursor: pointer;
+  transition: var(--transition-base);
+  border: none;
+}
+
+.btn-primary {
+  background: var(--blue-500);
+  color: white;
+}
+
+.btn-primary:hover:not(:disabled) {
+  background: var(--blue-600);
+  transform: translateY(-1px);
+}
+
+.btn-primary:disabled {
+  background: var(--text-muted);
+  cursor: not-allowed;
+  opacity: 0.6;
+}
+
+.btn-secondary {
+  background: var(--bg-white);
+  color: var(--text-secondary);
+  border: 1px solid var(--border-color);
+}
+
+.btn-secondary:hover {
+  background: var(--bg-gray-50);
+  border-color: var(--border-color-dark);
+}
+
+.btn-info {
+  background: #0ea5e9;
+  color: white;
+}
+
+.btn-info:hover {
+  background: #0284c7;
+  transform: translateY(-1px);
+}
+
+.btn-cancel {
+  background: var(--bg-gray-100);
+  color: var(--text-tertiary);
+}
+
+.btn-cancel:hover {
+  background: var(--border-color);
+}
+
+.btn-refresh {
+  background: var(--bg-white);
+  color: var(--text-tertiary);
+  border: 1px solid var(--border-color);
+  padding: 10px 16px;
+}
+
+.btn-refresh:hover {
+  background: var(--bg-gray-50);
+  color: var(--blue-500);
+}
+
+/* Action Buttons */
+.action-buttons {
+  display: flex;
+  gap: 8px;
+}
+
+.btn-action {
+  width: 36px;
+  height: 36px;
+  border-radius: var(--radius-md);
+  border: 1px solid var(--border-color);
+  background: var(--bg-white);
+  color: var(--text-tertiary);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  cursor: pointer;
+  transition: var(--transition-base);
+}
+
+.btn-action:hover {
+  transform: translateY(-2px);
+  box-shadow: var(--shadow-sm);
+}
+
+.btn-edit:hover {
+  background: var(--blue-50);
+  border-color: var(--blue-500);
+  color: var(--blue-500);
+}
+
+.btn-delete:hover {
+  background: var(--red-50);
+  border-color: var(--red-600);
+  color: var(--red-600);
+}
+
+/* Stats Bar */
+.stats-bar {
+  display: grid;
+  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
+  gap: 20px;
+  margin-bottom: 32px;
+}
+
+.stat-item {
+  background: var(--bg-white);
+  border: 1px solid var(--border-color);
+  border-radius: var(--radius-xl);
+  padding: 20px;
+  display: flex;
+  align-items: center;
+  gap: 16px;
+}
+
+.stat-icon {
+  width: 48px;
+  height: 48px;
+  border-radius: 10px;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  font-size: 20px;
+  flex-shrink: 0;
+}
+
+.stat-icon-blue {
+  background: var(--blue-50);
+  color: var(--blue-500);
+}
+
+.stat-icon-orange {
+  background: var(--orange-50);
+  color: var(--orange-500);
+}
+
+.stat-icon-green {
+  background: var(--green-50);
+  color: #22c55e;
+}
+
+.stat-details {
+  display: flex;
+  flex-direction: column;
+  gap: 4px;
+}
+
+.stat-label {
+  font-size: 13px;
+  color: var(--text-tertiary);
+  font-weight: 500;
+}
+
+.stat-value {
+  font-size: 28px;
+  font-weight: 700;
+  color: var(--text-primary);
+  line-height: 1;
+}
+
+/* Tables */
+.table-wrapper {
+  background: var(--bg-white);
+  border: 1px solid var(--border-color);
+  border-radius: var(--radius-xl);
+  overflow: hidden;
+}
+
+.table {
+  width: 100%;
+  border-collapse: collapse;
+}
+
+.table thead {
+  background: var(--bg-gray-50);
+  border-bottom: 1px solid var(--border-color);
+}
+
+.table thead th {
+  padding: 16px 20px;
+  text-align: left;
+  font-size: 13px;
+  font-weight: 600;
+  color: var(--text-secondary);
+  text-transform: uppercase;
+  letter-spacing: 0.5px;
+}
+
+.table tbody tr {
+  border-bottom: 1px solid var(--border-color-light);
+  transition: background 0.2s ease;
+}
+
+.table tbody tr:last-child {
+  border-bottom: none;
+}
+
+.table tbody tr:hover {
+  background: var(--bg-gray-50);
+}
+
+.table tbody td {
+  padding: 16px 20px;
+  font-size: 14px;
+  color: var(--text-secondary);
+  vertical-align: middle;
+}
+
+/* Badges */
+.badge {
+  display: inline-block;
+  padding: 4px 12px;
+  border-radius: var(--radius-md);
+  font-size: 12px;
+  font-weight: 600;
+}
+
+.badge-blue {
+  background: var(--blue-100);
+  color: var(--blue-700);
+}
+
+.badge-gray {
+  background: var(--bg-gray-100);
+  color: #4b5563;
+}
+
+.badge-green {
+  background: var(--green-100);
+  color: var(--green-900);
+}
+
+.badge-red {
+  background: var(--red-100);
+  color: var(--red-900);
+}
+
+.badge-yellow {
+  background: var(--yellow-50);
+  color: var(--yellow-900);
+}
+
+.badge-purple {
+  background: #e0e7ff;
+  color: #3730a3;
+}
+
+/* Status Badge */
+.status-badge {
+  display: inline-flex;
+  align-items: center;
+  gap: 6px;
+  padding: 6px 12px;
+  border-radius: var(--radius-md);
+  font-size: 12px;
+  font-weight: 600;
+}
+
+.status-active {
+  background: var(--green-100);
+  color: var(--green-900);
+}
+
+.status-inactive {
+  background: var(--red-100);
+  color: var(--red-900);
+}
+
+/* Forms */
+.form-container {
+  animation: fadeIn 0.3s ease;
+}
+
+@keyframes fadeIn {
+  from {
+    opacity: 0;
+    transform: translateY(10px);
+  }
+  to {
+    opacity: 1;
+    transform: translateY(0);
+  }
+}
+
+.form-card {
+  background: var(--bg-white);
+  border: 1px solid var(--border-color);
+  border-radius: var(--radius-xl);
+  overflow: hidden;
+}
+
+.form-card-header {
+  padding: 24px 32px;
+  background: var(--bg-gray-50);
+  border-bottom: 1px solid var(--border-color);
+}
+
+.form-card-header h3 {
+  margin: 0;
+  font-size: 18px;
+  font-weight: 600;
+  color: var(--text-primary);
+}
+
+.form-card-body {
+  padding: 32px;
+}
+
+.form-section {
+  margin-bottom: 32px;
+  padding-bottom: 32px;
+  border-bottom: 1px solid var(--border-color-light);
+}
+
+.form-section:last-of-type {
+  border-bottom: none;
+  padding-bottom: 0;
+}
+
+.section-title {
+  font-size: 16px;
+  font-weight: 600;
+  color: var(--text-primary);
+  margin: 0 0 20px 0;
+  display: flex;
+  align-items: center;
+  gap: 8px;
+}
+
+.form-row {
+  display: grid;
+  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
+  gap: 20px;
+  margin-bottom: 20px;
+}
+
+.form-row:last-child {
+  margin-bottom: 0;
+}
+
+.form-group {
+  display: flex;
+  flex-direction: column;
+  margin-bottom: 20px;
+}
+
+.form-group label {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  font-size: 14px;
+  font-weight: 600;
+  color: var(--text-primary);
+  margin-bottom: 8px;
+}
+
+.form-group label i {
+  color: var(--text-tertiary);
+  font-size: 14px;
+}
+
+.form-group label small {
+  font-weight: 400;
+  color: var(--text-tertiary);
+}
+
+.form-input,
+.form-select,
+.form-textarea {
+  width: 100%;
+  padding: 12px 16px;
+  border: 1px solid var(--border-color-dark);
+  border-radius: var(--radius-lg);
+  font-size: 14px;
+  color: var(--text-primary);
+  transition: var(--transition-base);
+  background: var(--bg-white);
+  font-family: inherit;
+}
+
+.form-input:focus,
+.form-select:focus,
+.form-textarea:focus {
+  outline: none;
+  border-color: var(--blue-500);
+  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
+}
+
+.form-input:disabled,
+.form-select:disabled {
+  background: var(--bg-gray-100);
+  color: var(--text-muted);
+  cursor: not-allowed;
+}
+
+.form-input::placeholder,
+.form-textarea::placeholder {
+  color: var(--text-muted);
+}
+
+.form-textarea {
+  resize: vertical;
+  min-height: 100px;
+}
+
+.form-hint {
+  display: block;
+  font-size: 12px;
+  color: var(--text-tertiary);
+  margin-top: 6px;
+}
+
+.form-text {
+  display: block;
+  margin-top: 0.5rem;
+  font-size: 0.875rem;
+}
+
+.text-muted {
+  color: #6c757d;
+}
+
+.error-message {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  margin-top: 8px;
+  font-size: 13px;
+  color: var(--red-600);
+}
+
+.error-message i {
+  font-size: 14px;
+}
+
+.form-actions {
+  display: flex;
+  gap: 12px;
+  padding-top: 24px;
+}
+
+/* File Upload */
+.file-upload-wrapper {
+  position: relative;
+}
+
+.file-input {
+  position: absolute;
+  opacity: 0;
+  width: 0;
+  height: 0;
+}
+
+.file-label {
+  display: flex;
+  align-items: center;
+  gap: 12px;
+  padding: 12px 16px;
+  border: 2px dashed var(--border-color-dark);
+  border-radius: var(--radius-lg);
+  cursor: pointer;
+  transition: var(--transition-base);
+  background: #fafafa;
+}
+
+.file-label:hover {
+  border-color: var(--blue-500);
+  background: var(--blue-50);
+}
+
+.file-label i {
+  font-size: 20px;
+  color: var(--text-tertiary);
+}
+
+.file-label span {
+  font-size: 14px;
+  color: var(--text-secondary);
+}
+
+.file-label.disabled {
+  opacity: 0.6;
+  cursor: not-allowed;
+  background-color: #f5f5f5;
+  color: #999;
+  pointer-events: none;
+}
+
+.file-label.disabled:hover {
+  background-color: #f5f5f5;
+  border-color: #ddd;
+}
+
+/* Checkbox */
+.checkbox-wrapper {
+  display: flex;
+  align-items: center;
+  margin-bottom: 12px;
+}
+
+.checkbox-wrapper:last-child {
+  margin-bottom: 0;
+}
+
+.checkbox-input {
+  position: absolute;
+  opacity: 0;
+  width: 0;
+  height: 0;
+}
+
+.checkbox-label {
+  display: flex;
+  align-items: center;
+  gap: 12px;
+  cursor: pointer;
+  user-select: none;
+}
+
+.checkbox-custom {
+  width: 20px;
+  height: 20px;
+  border: 2px solid var(--border-color-dark);
+  border-radius: var(--radius-sm);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  transition: var(--transition-base);
+  background: var(--bg-white);
+}
+
+.checkbox-input:checked + .checkbox-label .checkbox-custom {
+  background: var(--blue-500);
+  border-color: var(--blue-500);
+}
+
+.checkbox-input:checked + .checkbox-label .checkbox-custom::after {
+  content: '\f00c';
+  font-family: 'Font Awesome 5 Free';
+  font-weight: 900;
+  color: white;
+  font-size: 12px;
+}
+
+.checkbox-input:disabled + .checkbox-label {
+  opacity: 0.5;
+  cursor: not-allowed;
+}
+
+.checkbox-text {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  font-size: 14px;
+  font-weight: 500;
+  color: var(--text-secondary);
+}
+
+.checkbox-text i {
+  color: var(--text-tertiary);
+  font-size: 14px;
+}
+
+.checkbox-text small {
+  font-weight: 400;
+  color: var(--text-tertiary);
+}
+
+/* Empty State */
+.empty-state {
+  background: var(--bg-white);
+  border: 1px solid var(--border-color);
+  border-radius: var(--radius-xl);
+  padding: 60px 20px;
+  text-align: center;
+}
+
+.empty-icon {
+  width: 80px;
+  height: 80px;
+  margin: 0 auto 20px;
+  background: var(--bg-gray-100);
+  border-radius: 50%;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+}
+
+.empty-icon i {
+  font-size: 36px;
+  color: var(--text-muted);
+}
+
+.empty-state h3 {
+  font-size: 20px;
+  font-weight: 600;
+  color: var(--text-primary);
+  margin: 0 0 8px 0;
+}
+
+.empty-state p {
+  font-size: 14px;
+  color: var(--text-tertiary);
+  margin: 0 0 24px 0;
+}
+
+.empty-state p:last-child {
+  margin-bottom: 0;
+}
+
+/* Modal Styles */
+.modal-overlay {
+  position: fixed;
+  top: 0;
+  left: 0;
+  width: 100%;
+  height: 100%;
+  background: rgba(0, 0, 0, 0.5);
+  display: none;
+  align-items: center;
+  justify-content: center;
+  z-index: 2000;
+  animation: fadeIn 0.2s ease;
+  backdrop-filter: blur(2px);
+}
+
+.modal-overlay.show {
+  display: flex;
+}
+
+.modal-container {
+  background: var(--bg-white);
+  border-radius: var(--radius-xl);
+  width: 90%;
+  max-width: 600px;
+  max-height: 90vh;
+  overflow: hidden;
+  display: flex;
+  flex-direction: column;
+  animation: slideUp 0.3s ease;
+  box-shadow: var(--shadow-lg);
+}
+
+@keyframes slideUp {
+  from {
+    opacity: 0;
+    transform: translateY(20px);
+  }
+  to {
+    opacity: 1;
+    transform: translateY(0);
+  }
+}
+
+.modal-header {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  padding: 24px 32px;
+  border-bottom: 1px solid var(--border-color);
+}
+
+.modal-header h3 {
+  margin: 0;
+  font-size: 18px;
+  font-weight: 600;
+  color: var(--text-primary);
+}
+
+.modal-close {
+  width: 32px;
+  height: 32px;
+  border-radius: var(--radius-md);
+  border: none;
+  background: var(--bg-gray-100);
+  color: var(--text-tertiary);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  cursor: pointer;
+  transition: var(--transition-base);
+}
+
+.modal-close:hover {
+  background: var(--border-color);
+  color: var(--text-primary);
+}
+
+.modal-body {
+  padding: 24px 32px;
+  overflow-y: auto;
+  flex: 1;
+}
+
+.modal-footer {
+  display: flex;
+  justify-content: flex-end;
+  gap: 12px;
+  padding: 20px 32px;
+  border-top: 1px solid var(--border-color);
+}
+
+/* Dropdown */
+.dropdown {
+  position: relative;
+}
+
+.dropdown-menu {
+  position: absolute;
+  top: 100%;
+  left: 0;
+  margin-top: 4px;
+  background: var(--bg-white);
+  border: 1px solid var(--border-color);
+  border-radius: var(--radius-lg);
+  box-shadow: var(--shadow-md);
+  min-width: 180px;
+  z-index: 10;
+  display: none;
+  overflow: hidden;
+}
+
+.dropdown:hover .dropdown-menu {
+  display: block;
+}
+
+.dropdown-item {
+  display: flex;
+  align-items: center;
+  gap: 10px;
+  padding: 12px 16px;
+  background: var(--bg-white);
+  border: none;
+  width: 100%;
+  text-align: left;
+  font-size: 14px;
+  color: var(--text-secondary);
+  cursor: pointer;
+  transition: background 0.2s ease;
+}
+
+.dropdown-item:hover {
+  background: var(--bg-gray-50);
+}
+
+.dropdown-item i {
+  width: 16px;
+  font-size: 14px;
+  color: var(--text-tertiary);
+}
+
+.dropdown-item.item-danger {
+  color: var(--red-600);
+}
+
+.dropdown-item.item-danger i {
+  color: var(--red-600);
+}
+
+/* Responsive Design */
+@media (max-width: 992px) {
+  .content {
+    margin-left: 0;
+    width: 100%;
+    padding: 24px;
+  }
+
+  .sidebar {
+    transform: translateX(-100%);
+    transition: transform 0.3s ease;
+  }
+
+  .sidebar.open {
+    transform: translateX(0);
+  }
+
+  .header {
+    flex-direction: column;
+    align-items: flex-start;
+    gap: 16px;
+  }
+
+  .header-actions {
+    width: 100%;
+    flex-wrap: wrap;
+  }
+
+  .search-input {
+    width: 100%;
+  }
+
+  .stats-bar {
+    grid-template-columns: 1fr;
+  }
+
+  .form-row {
+    grid-template-columns: 1fr;
+  }
+
+  .form-card-body {
+    padding: 24px;
+  }
+}
+
+@media (max-width: 768px) {
+  .content {
+    padding: 20px;
+  }
+
+  .page-title {
+    font-size: 24px;
+  }
+
+  .table-wrapper {
+    overflow-x: auto;
+  }
+
+  .table {
+    min-width: 800px;
+  }
+
+  .modal-container {
+    width: 95%;
+  }
+
+  .modal-header,
+  .modal-body,
+  .modal-footer {
+    padding: 20px;
+  }
+
+  .action-buttons {
+    flex-direction: column;
+  }
+
+  .form-card-header {
+    padding: 20px;
+  }
+}
+
+@media (max-width: 576px) {
+  .content {
+    padding: 16px;
+  }
+
+  .header-actions {
+    flex-direction: column;
+  }
+
+  .header-actions > * {
+    width: 100%;
+  }
+
+  .form-actions {
+    flex-direction: column;
+  }
+
+  .form-actions button {
+    width: 100%;
+    justify-content: center;
+  }
+}
+
+/* Print Styles */
+@media print {
+  .sidebar,
+  .header-actions,
+  .action-buttons {
+    display: none;
+  }
+
+  .content {
+    margin-left: 0;
+    width: 100%;
+  }
+}
\ No newline at end of file