user management gray test was unreadable

frontend/src/assets/base.css

@@ -30,8 +30,8 @@
   --color-border: var(--vt-c-divider-light-2);
   --color-border-hover: var(--vt-c-divider-light-1);
 
-  --color-heading: var(--vt-c-text-light-1);
-  --color-text: var(--vt-c-text-light-1);
+  --color-heading: var(--vt-c-black);
+  --color-text: var(--vt-c-black);
 
   --section-gap: 160px;
 

frontend/src/assets/main.css

@@ -19,6 +19,17 @@ a,
   padding: 3px;
 }
 
+a:visited {
+  color: hsla(160, 100%, 37%, 1);
+}
+
+a:active,
+a:focus {
+  color: hsla(160, 100%, 37%, 1);
+  outline: 2px solid hsla(160, 100%, 37%, 0.3);
+  outline-offset: 2px;
+}
+
 @media (hover: hover) {
   a:hover {
     background-color: hsla(160, 100%, 37%, 0.2);
@@ -540,6 +551,36 @@ a,
   color: #000000;
 }
 
+/* Data table (used in UserManagementView and other components) */
+.data-table {
+  width: 100%;
+  border-collapse: collapse;
+  color: #000000;
+}
+
+.data-table th,
+.data-table td {
+  padding: 12px;
+  text-align: left;
+  border-bottom: 1px solid #dee2e6;
+  color: #000000;
+}
+
+.data-table th {
+  background-color: #f8f9fa;
+  font-weight: 600;
+  color: #000000;
+}
+
+.data-table tr:hover {
+  background-color: #f8f9fa;
+}
+
+.data-table tr:nth-child(even) {
+  background-color: #ffffff;
+  color: #000000;
+}
+
 .cd-list {
   max-height: calc(100vh - 207px);
   flex: 1 1 auto; /* Grow and shrink, take available space */

frontend/src/locales/de

@@ -502,7 +502,7 @@ export default {
     passwordMismatch: 'Die Passwörter stimmen nicht überein',
     passwordChangeError: 'Fehler beim Ändern des Passworts',
     roles: {
-      standard: 'Standard-Benutzer',
+      standard: 'Standard',
       maintainer: 'Maintainer',
       admin: 'Administrator'
     }

frontend/src/locales/en

@@ -498,7 +498,7 @@ export default {
     passwordMismatch: 'Passwords do not match',
     passwordChangeError: 'Failed to change password',
     roles: {
-      standard: 'Standard User',
+      standard: 'Standard',
       maintainer: 'Maintainer',
       admin: 'Administrator'
     }