feat: enhance user input component with new styling and functionality

- Added informational styling to warning cards in user input component.
- Improved remaining days details and history display with new computed properties.
- Updated user input service to manage planning outcomes and traces more effectively.
- Enhanced leave planner service to classify remaining balances with detailed reasons.
- Expanded translation service to support new balance reasoning and suggestions.
- Updated translations for multiple languages to reflect new features and terminology.

src/app/components/calendar-year/calendar-year.html

@@ -395,7 +395,11 @@
 							@if (selected.remainingBalance; as remaining) {
 								·
 								{{
-									tr().planning.details.remainingReasons[remaining.classification]
+									translationService.getRemainingBalanceReason(
+										remaining,
+										displayedPlan(),
+										planningOutcome()?.kind === 'PlanningIncomplete'
+									)
 								}}
 							}
 						</p>
@@ -482,9 +486,11 @@
 								@if (selected.remainingBalance; as remaining) {
 									<p>
 										{{
-											tr().planning.details.remainingReasons[
-												remaining.classification
-											]
+											translationService.getRemainingBalanceReason(
+												remaining,
+												displayedPlan(),
+												planningOutcome()?.kind === 'PlanningIncomplete'
+											)
 										}}
 									</p>
 								}