refactor

app/Filament/Company/Resources/Purchases/BillResource.php

                                     ->required()
                                     ->numeric()
                                     ->live()
+                                    ->maxValue(9999999999.99)
                                     ->default(1),
                                 Forms\Components\TextInput::make('unit_price')
                                     ->label('Price')
                                     ->hiddenLabel()
                                     ->numeric()
                                     ->live()
+                                    ->maxValue(9999999999.99)
                                     ->default(0),
                                 Forms\Components\Select::make('purchaseTaxes')
                                     ->label('Taxes')

app/Filament/Company/Resources/Sales/EstimateResource.php

                                     ->required()
                                     ->numeric()
                                     ->live()
+                                    ->maxValue(9999999999.99)
                                     ->default(1),
                                 Forms\Components\TextInput::make('unit_price')
                                     ->hiddenLabel()
                                     ->numeric()
                                     ->live()
+                                    ->maxValue(9999999999.99)
                                     ->default(0),
                                 Forms\Components\Select::make('salesTaxes')
                                     ->relationship('salesTaxes', 'name')

app/Filament/Company/Resources/Sales/InvoiceResource.php

                                     ->required()
                                     ->numeric()
                                     ->live()
+                                    ->maxValue(9999999999.99)
                                     ->default(1),
                                 Forms\Components\TextInput::make('unit_price')
                                     ->hiddenLabel()
                                     ->numeric()
                                     ->live()
+                                    ->maxValue(9999999999.99)
                                     ->default(0),
                                 Forms\Components\Select::make('salesTaxes')
                                     ->relationship('salesTaxes', 'name')

app/Filament/Company/Resources/Sales/RecurringInvoiceResource.php

                                     ->required()
                                     ->numeric()
                                     ->live()
+                                    ->maxValue(9999999999.99)
                                     ->default(1),
                                 Forms\Components\TextInput::make('unit_price')
                                     ->hiddenLabel()
                                     ->numeric()
                                     ->live()
+                                    ->maxValue(9999999999.99)
                                     ->default(0),
                                 Forms\Components\Select::make('salesTaxes')
                                     ->relationship('salesTaxes', 'name')

app/Utilities/Currency/CurrencyConverter.php

     {
         $currency ??= CurrencyAccessor::getDefaultCurrency();
 
-        return money($amount, $currency, true)->getAmount();
+        $amountInCents = money($amount, $currency, true)->getAmount();
+
+        if (is_float($amountInCents)) {
+            $amountInCents = (int) round($amountInCents);
+        }
+
+        return $amountInCents;
     }
 
     public static function formatCentsToMoney(int $amount, ?string $currency = null, bool $withCode = false): string

resources/views/filament/company/components/document-templates/classic.blade.php

 <x-company.document-template.container class="classic-template-container" preview>
     <!-- Header Section -->
     <x-company.document-template.header class="default-template-header">
-        <div class="w-2/3 text-left ml-6">
+        <div class="w-2/3 text-left">
             <div class="text-xs">
-                <h2 class="text-base font-semibold">{{ $document->company->name }}</h2>
+                <h2 class="text-xs font-semibold">{{ $document->company->name }}</h2>
                 @if($formattedAddress = $document->company->getFormattedAddressHtml())
                     {!! $formattedAddress !!}
                 @endif
             </div>
         </div>
 
-        <div class="w-1/3 flex justify-end mr-6">
+        <div class="w-1/3 flex justify-end">
             @if($document->logo && $document->showLogo)
                 <x-company.document-template.logo :src="$document->logo"/>
             @endif
             />
             <hr class="grow-[2] py-0.5 border-solid border-y-2" style="border-color: {{ $document->accentColor }};">
         </div>
-        <div class="mt-2 text-sm text-center text-gray-600 dark:text-gray-400">{{ $document->subheader }}</div>
+        <div class="mt-2 text-xs text-center text-gray-600 dark:text-gray-400">{{ $document->subheader }}</div>
 
         <div class="flex justify-between items-end">
             <!-- Billing Details -->
             <div class="text-xs">
-                <h3 class="text-gray-600 dark:text-gray-400 font-medium tracking-tight mb-1">BILL TO</h3>
-                <p class="text-base font-bold">{{ $document->client->name }}</p>
+                <h3 class="text-gray-600 dark:text-gray-400 font-medium mb-1">BILL TO</h3>
+                <p class="text-xs font-bold">{{ $document->client->name }}</p>
                 @if($formattedAddress = $document->client->getFormattedAddressHtml())
                     {!! $formattedAddress !!}
                 @endif
     <!-- Line Items -->
     <x-company.document-template.line-items class="classic-template-line-items px-6">
         <table class="w-full text-left table-fixed">
-            <thead class="text-sm leading-8">
+            <thead class="text-xs leading-8">
             <tr>
                 <th class="text-left">{{ $document->columnLabel->items }}</th>
                 <th class="text-center">{{ $document->columnLabel->units }}</th>
     </x-company.document-template.line-items>
 
     <!-- Footer -->
-    <x-company.document-template.footer class="classic-template-footer">
+    <x-company.document-template.footer class="classic-template-footer text-xs">
         <h4 class="font-semibold px-6 mb-2">Terms & Conditions</h4>
         <p class="px-6 break-words line-clamp-4">{{ $document->terms }}</p>
     </x-company.document-template.footer>

resources/views/filament/company/components/document-templates/default.blade.php

 
     <x-company.document-template.metadata class="default-template-metadata space-y-6">
         <div>
-            <h1 class="text-3xl font-light uppercase">{{ $document->header }}</h1>
+            <h1 class="text-2xl font-light uppercase">{{ $document->header }}</h1>
             @if ($document->subheader)
-                <h2 class="text-sm text-gray-600 dark:text-gray-400">{{ $document->subheader }}</h2>
+                <h2 class="text-xs text-gray-600 dark:text-gray-400">{{ $document->subheader }}</h2>
             @endif
         </div>
 
         <div class="flex justify-between items-end">
             <!-- Billing Details -->
             <div class="text-xs">
-                <h3 class="text-gray-600 dark:text-gray-400 font-medium tracking-tight mb-1">BILL TO</h3>
-                <p class="text-base font-bold">{{ $document->client->name }}</p>
+                <h3 class="text-gray-600 dark:text-gray-400 font-medium mb-1">BILL TO</h3>
+                <p class="text-xs font-bold">{{ $document->client->name }}</p>
                 @if($formattedAddress = $document->client->getFormattedAddressHtml())
                     {!! $formattedAddress !!}
                 @endif
     <!-- Line Items Table -->
     <x-company.document-template.line-items class="default-template-line-items">
         <table class="w-full text-left table-fixed">
-            <thead class="text-sm leading-8" style="background: {{ $document->accentColor }}">
+            <thead class="text-xs leading-8" style="background: {{ $document->accentColor }}">
             <tr class="text-white">
                 <th class="text-left pl-6">{{ $document->columnLabel->items }}</th>
                 <th class="text-center">{{ $document->columnLabel->units }}</th>
             </tr>
             <tr>
                 <td class="pl-6" colspan="2"></td>
-                <td class="text-right font-semibold border-t-4 border-double">{{ $document->label->amountDue }} ({{ $document->currencyCode }}):</td>
+                <td class="text-right font-semibold border-t-4 border-double">{{ $document->label->amountDue }}
+                    ({{ $document->currencyCode }}):
+                </td>
                 <td class="text-right border-t-4 border-double pr-6">{{ $document->amountDue }}</td>
             </tr>
             </tfoot>
     </x-company.document-template.line-items>
 
     <!-- Footer Notes -->
-    <x-company.document-template.footer class="default-template-footer">
+    <x-company.document-template.footer class="default-template-footer text-xs">
         <p class="px-6">{{ $document->footer }}</p>
         <span class="border-t-2 my-2 border-gray-300 block w-full"></span>
         <h4 class="font-semibold px-6 mb-2">Terms & Conditions</h4>

resources/views/filament/company/components/document-templates/modern.blade.php

     <!-- Company Details -->
     <x-company.document-template.metadata class="modern-template-metadata space-y-6">
         <div class="text-xs">
-            <h2 class="text-base font-semibold">{{ $document->company->name }}</h2>
+            <h2 class="text-xs font-semibold">{{ $document->company->name }}</h2>
             @if($formattedAddress = $document->company->getFormattedAddressHtml())
                 {!! $formattedAddress !!}
             @endif
 
         <div class="flex justify-between items-end">
             <!-- Billing Details -->
-            <div class="text-xs tracking-tight">
-                <h3 class="text-gray-600 dark:text-gray-400 font-medium tracking-tight mb-1">BILL TO</h3>
-                <p class="text-base font-bold"
+            <div class="text-xs">
+                <h3 class="text-gray-600 dark:text-gray-400 font-medium mb-1">BILL TO</h3>
+                <p class="text-xs font-bold"
                    style="color: {{ $document->accentColor }}">{{ $document->client->name }}</p>
 
                 @if($formattedAddress = $document->client->getFormattedAddressHtml())
                 @endif
             </div>
 
-            <div class="text-xs tracking-tight">
+            <div class="text-xs">
                 <table class="min-w-full">
                     <tbody>
                     <tr>
     <!-- Line Items Table -->
     <x-company.document-template.line-items class="modern-template-line-items">
         <table class="w-full text-left table-fixed">
-            <thead class="text-sm leading-8">
+            <thead class="text-xs leading-8">
             <tr class="text-gray-600 dark:text-gray-400">
                 <th class="text-left pl-6 w-[50%]">{{ $document->columnLabel->items }}</th>
                 <th class="text-center w-[10%]">{{ $document->columnLabel->units }}</th>
                 <th class="text-right pr-6 w-[20%]">{{ $document->columnLabel->amount }}</th>
             </tr>
             </thead>
-            <tbody class="text-xs tracking-tight border-y-2">
+            <tbody class="text-xs border-y-2">
             @foreach($document->lineItems as $index => $item)
                 <tr @class(['bg-gray-100 dark:bg-gray-800' => $index % 2 === 0])>
                     <td class="text-left pl-6 font-semibold py-2">
                 </tr>
             @endforeach
             </tbody>
-            <tfoot class="text-xs tracking-tight">
+            <tfoot class="text-xs">
             <tr>
                 <td class="pl-6 py-1" colspan="2"></td>
                 <td class="text-right font-semibold py-1">Subtotal:</td>
     </x-company.document-template.line-items>
 
     <!-- Footer Notes -->
-    <x-company.document-template.footer class="modern-template-footer tracking-tight">
+    <x-company.document-template.footer class="modern-template-footer text-xs">
         <h4 class="font-semibold px-6" style="color: {{ $document->accentColor }}">Terms & Conditions</h4>
         <span class="border-t-2 my-2 border-gray-300 block w-full"></span>
         <div class="flex justify-between space-x-4 px-6">