feat(ui): enhance settings modal styling and add priority tags tabs

- Rename `.settings-open-location-button` to `.settings-action-link` for better semantic meaning
- Add enhanced hover/focus states with accent colors and border transitions
- Implement tabbed interface for priority tags with LoRA, checkpoint, and embedding sections
- Improve input styling with consistent error states and example code formatting
- Remove deprecated grid layout in favor of tab-based organization
- Add responsive tab navigation with proper focus management and visual feedback

locales/de.json

@@ -258,8 +258,8 @@
             "title": "Priority Tags",
             "description": "Customize the tag priority order for each model type. The first match becomes the folder name and powers tag suggestions.",
             "placeholder": "celebrity(celeb|celebrity), stylized, character(char)",
-            "help": "Separate entries with commas. Add aliases inside parentheses using the | symbol.",
-            "aliasHint": "Tip: Keep canonical names short and meaningful. You can use new lines to group related entries.",
+            "example": "Example: celebrity(celeb|celebrity), stylized, character(char)",
+            "helpLinkLabel": "Open priority tags help",
             "modelTypes": {
                 "lora": "LoRA priority",
                 "checkpoint": "Checkpoint priority",
@@ -267,7 +267,7 @@
             },
             "saveSuccess": "Priority tags updated.",
             "saveError": "Failed to update priority tags.",
-            "loadingSuggestions": "Loading suggestions…",
+            "loadingSuggestions": "Loading suggestions...",
             "validation": {
                 "missingClosingParen": "Entry {index} is missing a closing parenthesis.",
                 "missingCanonical": "Entry {index} must include a canonical tag name.",