style: manual UI tweaks (users/companies headers, wider layout, user-view, projects index)

User's manual changes: header slots with New-user/New-company actions, wider
max-w-7xl containers on /admin/users and /companies, plus tweaks to
user-view and projects index views. All views compile.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

resources/views/livewire/company-management.blade.php

@@ -1,4 +1,11 @@
-<div>
+<x-slot name="header">
+    <div>
+        <h2 class="text-2xl font-bold text-gray-800">{{ __('Company Management') }}</h2>
+        <p class="text-sm text-gray-500 mt-1">{{ __('Manage the companies that participate in projects') }}</p>
+    </div>
+</x-slot>
+
+<div class="py-12">
     @if(session('message'))
         <div class="alert alert-success mb-4">
             <x-heroicon-o-check-circle class="w-5 h-5" />
@@ -6,16 +13,16 @@
         </div>
     @endif
 
-    <div class="flex items-center justify-between mb-4">
-        <div>
-            <h2 class="text-2xl font-bold text-gray-800">{{ __('Company Management') }}</h2>
-            <p class="text-sm text-gray-500 mt-1">{{ __('Manage the companies that participate in projects') }}</p>
+    <div class="max-w-7xl mx-auto sm:px-6 lg:px-8">
+        <div class="bg-white rounded-lg shadow p-6">
+            <div class="flex justify-end mb-4">
+                <a href="{{ route('companies.create') }}" class="btn btn-primary btn-sm gap-1" wire:navigate>
+                <x-heroicon-o-plus class="w-4 h-4" />
+                    {{ __('New Company') }}
+                </a>
+            </div>
+            <livewire:company-table />
         </div>
-        <a href="{{ route('companies.create') }}" class="btn btn-primary btn-sm gap-1" wire:navigate>
-            <x-heroicon-o-plus class="w-4 h-4" />
-            {{ __('New Company') }}
-        </a>
     </div>
 
-    <livewire:company-table />
 </div>

resources/views/livewire/user-form.blade.php

@@ -11,7 +11,7 @@
 </x-slot>
 
 <div class="py-8">
-<div class="max-w-3xl mx-auto sm:px-6 lg:px-8">
+<div class="max-w-7xl mx-auto sm:px-6 lg:px-8">
 
     @if(session('notify'))
         <div class="alert alert-success mb-4">