Refactor Proxmox views for improved styling and consistency

- Updated subdomain.blade.php to enhance button styles and modal transitions.
- Changed text colors for better readability and consistency across the UI.
- Refactored system.blade.php to unify button components and improve layout structure.
- Adjusted modal z-index values for consistent layering.
- Enhanced accessibility by ensuring proper text contrast and hover states.

extensions/Servers/Proxmox/views/backups/create.blade.php

@@ -1,11 +1,11 @@
 <div class="" wire:poll.10s="pollEligibility">
-    <x-proxmox::ui.button
+    <x-button.primary
         wire:click="$set('visible', true)"
         :disabled="!$this->canCreateBackup"
-        class="disabled:cursor-not-allowed" variant="primary">
+        class="disabled:cursor-not-allowed">
         <x-ri-add-circle-fill class="size-4" />
         Create Backup
-    </x-proxmox::ui.button>
+    </x-button.primary>
     @if($visible)
         <x-modal id="backup" title="Backup Server" open>
             <div class="flex flex-col gap-4">
@@ -26,15 +26,15 @@
             </div>
         
             <div class="flex flex-row gap-4 mt-4">
-                <x-proxmox::ui.button wire:click="$set('visible', false)" variant="secondary">Cancel</x-proxmox::ui.button>
-                <x-proxmox::ui.button wire:click="backup" wire:loading.attr="disabled" wire:loading.class="opacity-50" wire:loading.attr="aria-busy" wire:target="backup"
+                <x-button.secondary wire:click="$set('visible', false)">Cancel</x-button.secondary>
+                <x-button.primary wire:click="backup" wire:loading.attr="disabled" wire:loading.class="opacity-50" wire:loading.attr="aria-busy" wire:target="backup"
                     :disabled="!$this->canCreateBackup"
-                    class="disabled:cursor-not-allowed" variant="primary">
+                    class="disabled:cursor-not-allowed">
                     <x-loading target="backup" />
                     <div wire:loading.remove wire:target="backup">
                         Create backup
                     </div>
-                </x-proxmox::ui.button>
+                </x-button.primary>
             </div>
         </x-modal>
     @endif