@extends('admin.layouts.app')

@section('title', 'Edit Product')

@section('content')
<div class="min-h-screen bg-gradient-to-br from-gray-50 to-gray-100">
    <!-- Page Header -->
    <div class="bg-gradient-to-r from-indigo-600 via-purple-600 to-pink-600 rounded-2xl p-8 mb-8 text-white shadow-xl">
        <div class="flex justify-between items-center">
            <div>
                <h1 class="text-4xl font-bold mb-2">Edit Product</h1>
                <p class="text-indigo-100 text-lg">Update product details for: <span class="font-semibold">{{ $product->name }}</span></p>
            </div>
            <div class="flex space-x-4">
                <a href="{{ route('products.show', $product) }}" class="bg-white/20 backdrop-blur-sm text-white px-6 py-3 rounded-xl hover:bg-white/30 transition-all font-semibold shadow-lg hover:shadow-xl transform hover:-translate-y-0.5 flex items-center">
                    <svg class="w-5 h-5 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M15 12a3 3 0 11-6 0 3 3 0 016 0z"></path>
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M2.458 12C3.732 7.943 7.523 5 12 5c4.478 0 8.268 2.943 9.542 7-1.274 4.057-5.064 7-9.542 7-4.477 0-8.268-2.943-9.542-7z"></path>
                    </svg>
                    View Product
                </a>
                <a href="{{ route('products.index') }}" class="bg-white/20 backdrop-blur-sm text-white px-6 py-3 rounded-xl hover:bg-white/30 transition-all font-semibold shadow-lg hover:shadow-xl transform hover:-translate-y-0.5 flex items-center">
                    <svg class="w-5 h-5 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10 19l-7-7m0 0l7-7m-7 7h18"></path>
                    </svg>
                    Back to Products
                </a>
            </div>
        </div>
    </div>

    <!-- Edit Form -->
    <div class="bg-white rounded-2xl shadow-xl overflow-hidden">
        <!-- Tab Navigation -->
        <div class="border-b border-gray-200">
            <nav class="flex">
                <button type="button" id="basic-tab" class="tab-button active px-8 py-4 text-sm font-medium text-indigo-600 border-b-2 border-indigo-600 bg-indigo-50/50">
                    <svg class="w-5 h-5 inline mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 12h6m-6 4h6m2 5H7a2 2 0 01-2-2V5a2 2 0 012-2h5.586a1 1 0 01.707.293l5.414 5.414a1 1 0 01.293.707V19a2 2 0 01-2 2z"></path>
                    </svg>
                    Basic Info
                </button>
                <button type="button" id="pricing-tab" class="tab-button px-8 py-4 text-sm font-medium text-gray-500 hover:text-gray-700 border-b-2 border-transparent hover:border-gray-300">
                    <svg class="w-5 h-5 inline mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 8c-1.657 0-3 .895-3 2s1.343 2 3 2 3 .895 3 2-1.343 2-3 2m0-8c1.11 0 2.08.402 2.599 1M12 8V7m0 1v8m0 0v1m0-1c-1.11 0-2.08-.402-2.599-1"></path>
                    </svg>
                    Pricing
                </button>
                <button type="button" id="inventory-tab" class="tab-button px-8 py-4 text-sm font-medium text-gray-500 hover:text-gray-700 border-b-2 border-transparent hover:border-gray-300">
                    <svg class="w-5 h-5 inline mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M20 7l-8-4-8 4m16 0l-8 4m8-4v10l-8 4m0-10L4 7m8 4v10M4 7v10l8 4"></path>
                    </svg>
                    Inventory
                </button>
                <button type="button" id="images-tab" class="tab-button px-8 py-4 text-sm font-medium text-gray-500 hover:text-gray-700 border-b-2 border-transparent hover:border-gray-300">
                    <svg class="w-5 h-5 inline mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 16l4.586-4.586a2 2 0 012.828 0L16 16m-2-2l1.586-1.586a2 2 0 012.828 0L20 14m-6-6h.01M6 20h12a2 2 0 002-2V6a2 2 0 00-2-2H6a2 2 0 00-2 2v12a2 2 0 002 2z"></path>
                    </svg>
                    Images
                </button>
                <button type="button" id="settings-tab" class="tab-button px-8 py-4 text-sm font-medium text-gray-500 hover:text-gray-700 border-b-2 border-transparent hover:border-gray-300">
                    <svg class="w-5 h-5 inline mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10.325 4.317c.426-1.756 2.924-1.756 3.35 0a1.724 1.724 0 002.573 1.066c1.543-.94 3.31.826 2.37 2.37a1.724 1.724 0 001.065 2.572c1.756.426 1.756 2.924 0 3.35a1.724 1.724 0 00-1.066 2.573c.94 1.543-.826 3.31-2.37 2.37a1.724 1.724 0 00-2.572 1.065c-.426 1.756-2.924 1.756-3.35 0a1.724 1.724 0 00-2.573-1.066c-1.543.94-3.31-.826-2.37-2.37a1.724 1.724 0 00-1.065-2.572c-1.756-.426-1.756-2.924 0-3.35a1.724 1.724 0 001.066-2.573c-.94-1.543.826-3.31 2.37-2.37.996.608 2.296.07 2.572-1.065z"></path>
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M15 12a3 3 0 11-6 0 3 3 0 016 0z"></path>
                    </svg>
                    Settings
                </button>
            </nav>
        </div>

        <form action="{{ route('products.update', $product) }}" method="POST" enctype="multipart/form-data" id="product-form">
            @csrf
            @method('PUT')

            <!-- Basic Info Tab -->
            <div id="basic-panel" class="tab-panel p-8 space-y-8">
                <div class="grid grid-cols-1 lg:grid-cols-2 gap-8">
                    <div class="space-y-6">
                        <div>
                            <label for="name" class="block text-sm font-semibold text-gray-700 mb-2">Product Name *</label>
                            <input type="text" name="name" id="name" value="{{ old('name', $product->name) }}"
                                   class="w-full px-4 py-3 border border-gray-300 rounded-xl focus:ring-2 focus:ring-indigo-500 focus:border-transparent shadow-sm"
                                   placeholder="Enter product name..." required>
                            @error('name') <p class="mt-2 text-sm text-red-600 flex items-center"><svg class="w-4 h-4 mr-1" fill="currentColor" viewBox="0 0 20 20"><path fill-rule="evenodd" d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zm-7 4a1 1 0 11-2 0 1 1 0 012 0zm-1-9a1 1 0 00-1 1v4a1 1 0 102 0V6a1 1 0 00-1-1z" clip-rule="evenodd"></path></svg>{{ $message }}</p> @enderror
                        </div>

                        <div>
                            <label for="sku" class="block text-sm font-semibold text-gray-700 mb-2">SKU *</label>
                            <input type="text" name="sku" id="sku" value="{{ old('sku', $product->sku) }}"
                                   class="w-full px-4 py-3 border border-gray-300 rounded-xl focus:ring-2 focus:ring-indigo-500 focus:border-transparent shadow-sm font-mono"
                                   placeholder="PROD-001" required>
                            @error('sku') <p class="mt-2 text-sm text-red-600 flex items-center"><svg class="w-4 h-4 mr-1" fill="currentColor" viewBox="0 0 20 20"><path fill-rule="evenodd" d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zm-7 4a1 1 0 11-2 0 1 1 0 012 0zm-1-9a1 1 0 00-1 1v4a1 1 0 102 0V6a1 1 0 00-1-1z" clip-rule="evenodd"></path></svg>{{ $message }}</p> @enderror
                        </div>

                        <div>
                            <label for="category_id" class="block text-sm font-semibold text-gray-700 mb-2">Category *</label>
                            <select name="category_id" id="category_id"
                                    class="w-full px-4 py-3 border border-gray-300 rounded-xl focus:ring-2 focus:ring-indigo-500 focus:border-transparent shadow-sm" required>
                                <option value="">Select a category...</option>
                                @foreach($categories as $category)
                                    <option value="{{ $category->id }}" {{ old('category_id', $product->category_id) == $category->id ? 'selected' : '' }}>
                                        {{ $category->name }}
                                    </option>
                                @endforeach
                            </select>
                            @error('category_id') <p class="mt-2 text-sm text-red-600 flex items-center"><svg class="w-4 h-4 mr-1" fill="currentColor" viewBox="0 0 20 20"><path fill-rule="evenodd" d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zm-7 4a1 1 0 11-2 0 1 1 0 012 0zm-1-9a1 1 0 00-1 1v4a1 1 0 102 0V6a1 1 0 00-1-1z" clip-rule="evenodd"></path></svg>{{ $message }}</p> @enderror
                        </div>

                        <div>
                            <label for="brand_id" class="block text-sm font-semibold text-gray-700 mb-2">Brand</label>
                            <select name="brand_id" id="brand_id"
                                    class="w-full px-4 py-3 border border-gray-300 rounded-xl focus:ring-2 focus:ring-indigo-500 focus:border-transparent shadow-sm">
                                <option value="">Select a brand (optional)...</option>
                                @foreach($brands as $brand)
                                    <option value="{{ $brand->id }}" {{ old('brand_id', $product->brand_id) == $brand->id ? 'selected' : '' }}>
                                        {{ $brand->name }}
                                    </option>
                                @endforeach
                            </select>
                            @error('brand_id') <p class="mt-2 text-sm text-red-600 flex items-center"><svg class="w-4 h-4 mr-1" fill="currentColor" viewBox="0 0 20 20"><path fill-rule="evenodd" d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zm-7 4a1 1 0 11-2 0 1 1 0 012 0zm-1-9a1 1 0 00-1 1v4a1 1 0 102 0V6a1 1 0 00-1-1z" clip-rule="evenodd"></path></svg>{{ $message }}</p> @enderror
                        </div>
                    </div>

                    <div class="space-y-6">
                        <div>
                            <label for="short_description" class="block text-sm font-semibold text-gray-700 mb-2">Short Description</label>
                            <textarea name="short_description" id="short_description" rows="4"
                                      class="w-full px-4 py-3 border border-gray-300 rounded-xl focus:ring-2 focus:ring-indigo-500 focus:border-transparent shadow-sm resize-none"
                                      placeholder="Brief description for product listings...">{{ old('short_description', $product->short_description) }}</textarea>
                            <p class="text-xs text-gray-500 mt-1"><span id="short-desc-count">0</span>/500 characters</p>
                            @error('short_description') <p class="mt-2 text-sm text-red-600 flex items-center"><svg class="w-4 h-4 mr-1" fill="currentColor" viewBox="0 0 20 20"><path fill-rule="evenodd" d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zm-7 4a1 1 0 11-2 0 1 1 0 012 0zm-1-9a1 1 0 00-1 1v4a1 1 0 102 0V6a1 1 0 00-1-1z" clip-rule="evenodd"></path></svg>{{ $message }}</p> @enderror
                        </div>

                        <div>
                            <label for="description" class="block text-sm font-medium text-gray-700 mb-2">Full Description</label>
                            <textarea name="description" id="description" rows="6"
                                      class="w-full px-4 py-3 border border-gray-300 rounded-xl focus:ring-2 focus:ring-indigo-500 focus:border-transparent shadow-sm resize-none"
                                      placeholder="Detailed product description...">{{ old('description', $product->description) }}</textarea>
                            @error('description') <p class="mt-2 text-sm text-red-600 flex items-center"><svg class="w-4 h-4 mr-1" fill="currentColor" viewBox="0 0 20 20"><path fill-rule="evenodd" d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zm-7 4a1 1 0 11-2 0 1 1 0 012 0zm-1-9a1 1 0 00-1 1v4a1 1 0 102 0V6a1 1 0 00-1-1z" clip-rule="evenodd"></path></svg>{{ $message }}</p> @enderror
                        </div>
                    </div>
                </div>
            </div>

            <!-- Pricing Tab -->
            <div id="pricing-panel" class="tab-panel hidden p-8">
                <div class="max-w-2xl mx-auto">
                    <div class="bg-gradient-to-br from-green-50 to-emerald-50 rounded-xl p-8">
                        <div class="flex items-center mb-6">
                            <div class="bg-green-500 rounded-lg p-3 mr-4">
                                <svg class="w-6 h-6 text-white" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 8c-1.657 0-3 .895-3 2s1.343 2 3 2 3 .895 3 2-1.343 2-3 2m0-8c1.11 0 2.08.402 2.599 1M12 8V7m0 1v8m0 0v1m0-1c-1.11 0-2.08-.402-2.599-1"></path>
                                </svg>
                            </div>
                            <div>
                                <h3 class="text-xl font-semibold text-gray-900">Pricing Information</h3>
                                <p class="text-gray-600">Set competitive prices for your product</p>
                            </div>
                        </div>

                        <div class="grid grid-cols-1 md:grid-cols-2 gap-6">
                            <div>
                                <label for="price" class="block text-sm font-semibold text-gray-700 mb-2">Regular Price *</label>
                                <div class="relative">
                                    <span class="absolute left-3 top-3 text-gray-500">$</span>
                                    <input type="number" name="price" id="price" step="0.01" min="0" value="{{ old('price', $product->price) }}"
                                           class="w-full pl-8 pr-4 py-3 border border-gray-300 rounded-xl focus:ring-2 focus:ring-green-500 focus:border-transparent shadow-sm"
                                           placeholder="0.00" required>
                                </div>
                                @error('price') <p class="mt-2 text-sm text-red-600 flex items-center"><svg class="w-4 h-4 mr-1" fill="currentColor" viewBox="0 0 20 20"><path fill-rule="evenodd" d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zm-7 4a1 1 0 11-2 0 1 1 0 012 0zm-1-9a1 1 0 00-1 1v4a1 1 0 102 0V6a1 1 0 00-1-1z" clip-rule="evenodd"></path></svg>{{ $message }}</p> @enderror
                            </div>

                            <div>
                                <label for="sale_price" class="block text-sm font-semibold text-gray-700 mb-2">Sale Price</label>
                                <div class="relative">
                                    <span class="absolute left-3 top-3 text-gray-500">$</span>
                                    <input type="number" name="sale_price" id="sale_price" step="0.01" min="0" value="{{ old('sale_price', $product->sale_price) }}"
                                           class="w-full pl-8 pr-4 py-3 border border-gray-300 rounded-xl focus:ring-2 focus:ring-green-500 focus:border-transparent shadow-sm"
                                           placeholder="0.00">
                                </div>
                                <p class="text-xs text-gray-500 mt-1">Leave empty if no sale price</p>
                                @error('sale_price') <p class="mt-2 text-sm text-red-600 flex items-center"><svg class="w-4 h-4 mr-1" fill="currentColor" viewBox="0 0 20 20"><path fill-rule="evenodd" d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zm-7 4a1 1 0 11-2 0 1 1 0 012 0zm-1-9a1 1 0 00-1 1v4a1 1 0 102 0V6a1 1 0 00-1-1z" clip-rule="evenodd"></path></svg>{{ $message }}</p> @enderror
                            </div>
                        </div>

                        <div class="mt-6 p-4 bg-blue-50 rounded-lg">
                            <div class="flex items-start">
                                <svg class="w-5 h-5 text-blue-600 mt-0.5 mr-3" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M13 16h-1v-4h-1m1-4h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z"></path>
                                </svg>
                                <div>
                                    <h4 class="text-sm font-medium text-blue-900">Pricing Tips</h4>
                                    <ul class="text-sm text-blue-700 mt-1 space-y-1">
                                        <li>• Regular price should reflect your product's value</li>
                                        <li>• Sale price should be used for promotions and discounts</li>
                                        <li>• Consider competitor pricing and market rates</li>
                                    </ul>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>

            <!-- Inventory Tab -->
            <div id="inventory-panel" class="tab-panel hidden p-8">
                <div class="max-w-2xl mx-auto">
                    <div class="bg-gradient-to-br from-blue-50 to-indigo-50 rounded-xl p-8">
                        <div class="flex items-center mb-6">
                            <div class="bg-blue-500 rounded-lg p-3 mr-4">
                                <svg class="w-6 h-6 text-white" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M20 7l-8-4-8 4m16 0l-8 4m8-4v10l-8 4m0-10L4 7m8 4v10M4 7v10l8 4"></path>
                                </svg>
                            </div>
                            <div>
                                <h3 class="text-xl font-semibold text-gray-900">Inventory Management</h3>
                                <p class="text-gray-600">Track stock levels and manage availability</p>
                            </div>
                        </div>

                        <div class="grid grid-cols-1 md:grid-cols-2 gap-6">
                            <div>
                                <label for="stock_quantity" class="block text-sm font-semibold text-gray-700 mb-2">Stock Quantity *</label>
                                <input type="number" name="stock_quantity" id="stock_quantity" min="0" value="{{ old('stock_quantity', $product->stock_quantity) }}"
                                       class="w-full px-4 py-3 border border-gray-300 rounded-xl focus:ring-2 focus:ring-blue-500 focus:border-transparent shadow-sm"
                                       placeholder="0" required>
                                @error('stock_quantity') <p class="mt-2 text-sm text-red-600 flex items-center"><svg class="w-4 h-4 mr-1" fill="currentColor" viewBox="0 0 20 20"><path fill-rule="evenodd" d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zm-7 4a1 1 0 11-2 0 1 1 0 012 0zm-1-9a1 1 0 00-1 1v4a1 1 0 102 0V6a1 1 0 00-1-1z" clip-rule="evenodd"></path></svg>{{ $message }}</p> @enderror
                            </div>

                            <div>
                                <label for="low_stock_threshold" class="block text-sm font-semibold text-gray-700 mb-2">Low Stock Alert</label>
                                <input type="number" name="low_stock_threshold" id="low_stock_threshold" min="0" value="{{ old('low_stock_threshold', $product->low_stock_threshold ?? 5) }}"
                                       class="w-full px-4 py-3 border border-gray-300 rounded-xl focus:ring-2 focus:ring-blue-500 focus:border-transparent shadow-sm"
                                       placeholder="5">
                                <p class="text-xs text-gray-500 mt-1">Get notified when stock drops below this number</p>
                                @error('low_stock_threshold') <p class="mt-2 text-sm text-red-600 flex items-center"><svg class="w-4 h-4 mr-1" fill="currentColor" viewBox="0 0 20 20"><path fill-rule="evenodd" d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zm-7 4a1 1 0 11-2 0 1 1 0 012 0zm-1-9a1 1 0 00-1 1v4a1 1 0 102 0V6a1 1 0 00-1-1z" clip-rule="evenodd"></path></svg>{{ $message }}</p> @enderror
                            </div>
                        </div>

                        <div class="mt-6 grid grid-cols-1 md:grid-cols-2 gap-6">
                            <div>
                                <label for="weight" class="block text-sm font-semibold text-gray-700 mb-2">Weight (kg)</label>
                                <input type="number" name="weight" id="weight" step="0.01" min="0" value="{{ old('weight', $product->weight) }}"
                                       class="w-full px-4 py-3 border border-gray-300 rounded-xl focus:ring-2 focus:ring-blue-500 focus:border-transparent shadow-sm"
                                       placeholder="0.00">
                                @error('weight') <p class="mt-2 text-sm text-red-600 flex items-center"><svg class="w-4 h-4 mr-1" fill="currentColor" viewBox="0 0 20 20"><path fill-rule="evenodd" d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zm-7 4a1 1 0 11-2 0 1 1 0 012 0zm-1-9a1 1 0 00-1 1v4a1 1 0 102 0V6a1 1 0 00-1-1z" clip-rule="evenodd"></path></svg>{{ $message }}</p> @enderror
                            </div>

                            <div>
                                <label for="dimensions" class="block text-sm font-semibold text-gray-700 mb-2">Dimensions (L×W×H)</label>
                                <input type="text" name="dimensions" id="dimensions" value="{{ old('dimensions', $product->dimensions) }}"
                                       class="w-full px-4 py-3 border border-gray-300 rounded-xl focus:ring-2 focus:ring-blue-500 focus:border-transparent shadow-sm"
                                       placeholder="10×5×2 cm">
                                @error('dimensions') <p class="mt-2 text-sm text-red-600 flex items-center"><svg class="w-4 h-4 mr-1" fill="currentColor" viewBox="0 0 20 20"><path fill-rule="evenodd" d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zm-7 4a1 1 0 11-2 0 1 1 0 012 0zm-1-9a1 1 0 00-1 1v4a1 1 0 102 0V6a1 1 0 00-1-1z" clip-rule="evenodd"></path></svg>{{ $message }}</p> @enderror
                            </div>
                        </div>
                    </div>
                </div>
            </div>

            <!-- Images Tab -->
            <div id="images-panel" class="tab-panel hidden p-8">
                <div class="max-w-4xl mx-auto space-y-8">
                    <!-- Current Images -->
                    @if($product->images && count(json_decode($product->images, true)) > 0)
                    <div class="bg-gradient-to-br from-orange-50 to-red-50 rounded-xl p-8">
                        <div class="flex items-center mb-6">
                            <div class="bg-orange-500 rounded-lg p-3 mr-4">
                                <svg class="w-6 h-6 text-white" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 16l4.586-4.586a2 2 0 012.828 0L16 16m-2-2l1.586-1.586a2 2 0 012.828 0L20 14m-6-6h.01M6 20h12a2 2 0 002-2V6a2 2 0 00-2-2H6a2 2 0 00-2 2v12a2 2 0 002 2z"></path>
                                </svg>
                            </div>
                            <div>
                                <h3 class="text-xl font-semibold text-gray-900">Current Images</h3>
                                <p class="text-gray-600">Manage existing product images</p>
                            </div>
                        </div>

                        <div id="current-images" class="grid grid-cols-2 md:grid-cols-4 gap-4">
                            @foreach(json_decode($product->images, true) as $index => $image)
                            <div class="relative group bg-white rounded-xl shadow-sm overflow-hidden">
                                <img src="{{ asset('storage/' . $image) }}" alt="Product Image {{ $index + 1 }}" class="w-full h-32 object-cover">
                                <div class="absolute inset-0 bg-black bg-opacity-0 group-hover:bg-opacity-50 transition-all duration-300 flex items-center justify-center">
                                    <button type="button" onclick="removeImage('{{ $image }}')"
                                            class="bg-red-500 text-white rounded-full w-8 h-8 flex items-center justify-center opacity-0 group-hover:opacity-100 transition-opacity transform hover:scale-110">
                                        <svg class="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16"></path>
                                        </svg>
                                    </button>
                                </div>
                                @if($index === 0)
                                <div class="absolute top-2 left-2 bg-blue-500 text-white text-xs px-2 py-1 rounded-full">
                                    Main
                                </div>
                                @endif
                            </div>
                            @endforeach
                        </div>
                    </div>
                    @endif

                    <!-- Upload New Images -->
                    <div class="bg-gradient-to-br from-purple-50 to-pink-50 rounded-xl p-8">
                        <div class="flex items-center mb-6">
                            <div class="bg-purple-500 rounded-lg p-3 mr-4">
                                <svg class="w-6 h-6 text-white" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M7 16a4 4 0 01-.88-7.903A5 5 0 1115.9 6L16 6a5 5 0 011 9.9M15 13l-3-3m0 0l-3 3m3-3v12"></path>
                                </svg>
                            </div>
                            <div>
                                <h3 class="text-xl font-semibold text-gray-900">Add New Images</h3>
                                <p class="text-gray-600">Upload additional images to showcase your product</p>
                            </div>
                        </div>

                        <div id="image-upload-area" class="border-2 border-dashed border-gray-300 rounded-xl p-8 text-center hover:border-purple-400 transition-colors">
                            <svg class="w-16 h-16 text-gray-400 mx-auto mb-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M7 16a4 4 0 01-.88-7.903A5 5 0 1115.9 6L16 6a5 5 0 011 9.9M15 13l-3-3m0 0l-3 3m3-3v12"></path>
                            </svg>
                            <h4 class="text-lg font-medium text-gray-900 mb-2">Upload Additional Images</h4>
                            <p class="text-gray-600 mb-4">Drag and drop images here, or click to browse</p>
                            <input type="file" name="images[]" id="images" multiple accept="image/*" class="hidden">
                            <label for="images" class="inline-flex items-center px-6 py-3 bg-purple-600 text-white rounded-lg hover:bg-purple-700 transition-colors cursor-pointer">
                                <svg class="w-5 h-5 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 6v6m0 0v6m0-6h6m-6 0H6"></path>
                                </svg>
                                Choose Images
                            </label>
                            <p class="text-sm text-gray-500 mt-2">PNG, JPG up to 2MB each. New images will be added to existing ones.</p>
                        </div>

                        <div id="image-preview" class="grid grid-cols-2 md:grid-cols-4 gap-4 mt-6"></div>

                        @error('images') <p class="mt-4 text-sm text-red-600 flex items-center"><svg class="w-4 h-4 mr-1" fill="currentColor" viewBox="0 0 20 20"><path fill-rule="evenodd" d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zm-7 4a1 1 0 11-2 0 1 1 0 012 0zm-1-9a1 1 0 00-1 1v4a1 1 0 102 0V6a1 1 0 00-1-1z" clip-rule="evenodd"></path></svg>{{ $message }}</p> @enderror
                    </div>
                </div>
            </div>

            <!-- Settings Tab -->
            <div id="settings-panel" class="tab-panel hidden p-8">
                <div class="max-w-4xl mx-auto space-y-8">
                    <!-- Product Attributes -->
                    <div class="bg-gradient-to-br from-indigo-50 to-blue-50 rounded-xl p-8">
                        <h3 class="text-lg font-semibold text-gray-900 mb-6 flex items-center">
                            <svg class="w-5 h-5 mr-2 text-indigo-600" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M7 7h.01M7 3h5c.512 0 1.024.195 1.414.586l7 7a2 2 0 010 2.828l-7 7a2 2 0 01-2.828 0l-7-7A1.994 1.994 0 013 12V7a4 4 0 014-4z"></path>
                            </svg>
                            Product Attributes
                        </h3>

                        <div class="grid grid-cols-1 md:grid-cols-2 gap-6">
                            <div>
                                <label for="colors" class="block text-sm font-semibold text-gray-700 mb-2">Available Colors</label>
                                <select name="colors[]" id="colors" multiple
                                        class="w-full px-4 py-3 border border-gray-300 rounded-xl focus:ring-2 focus:ring-indigo-500 focus:border-transparent shadow-sm">
                                    @foreach($colors as $color)
                                        <option value="{{ $color->id }}" {{ in_array($color->id, old('colors', $product->colors->pluck('id')->toArray())) ? 'selected' : '' }}>
                                            {{ $color->name }}
                                        </option>
                                    @endforeach
                                </select>
                                <p class="text-xs text-gray-500 mt-1">Hold Ctrl/Cmd to select multiple colors</p>
                                @error('colors') <p class="mt-2 text-sm text-red-600 flex items-center"><svg class="w-4 h-4 mr-1" fill="currentColor" viewBox="0 0 20 20"><path fill-rule="evenodd" d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zm-7 4a1 1 0 11-2 0 1 1 0 012 0zm-1-9a1 1 0 00-1 1v4a1 1 0 102 0V6a1 1 0 00-1-1z" clip-rule="evenodd"></path></svg>{{ $message }}</p> @enderror
                            </div>

                            <div>
                                <label for="sizes" class="block text-sm font-semibold text-gray-700 mb-2">Available Sizes</label>
                                <select name="sizes[]" id="sizes" multiple
                                        class="w-full px-4 py-3 border border-gray-300 rounded-xl focus:ring-2 focus:ring-indigo-500 focus:border-transparent shadow-sm">
                                    @foreach($sizes as $size)
                                        <option value="{{ $size->id }}" {{ in_array($size->id, old('sizes', $product->sizes->pluck('id')->toArray())) ? 'selected' : '' }}>
                                            {{ $size->name }}
                                        </option>
                                    @endforeach
                                </select>
                                <p class="text-xs text-gray-500 mt-1">Hold Ctrl/Cmd to select multiple sizes</p>
                                @error('sizes') <p class="mt-2 text-sm text-red-600 flex items-center"><svg class="w-4 h-4 mr-1" fill="currentColor" viewBox="0 0 20 20"><path fill-rule="evenodd" d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zm-7 4a1 1 0 11-2 0 1 1 0 012 0zm-1-9a1 1 0 00-1 1v4a1 1 0 102 0V6a1 1 0 00-1-1z" clip-rule="evenodd"></path></svg>{{ $message }}</p> @enderror
                            </div>
                        </div>
                    </div>

                    <!-- Product Settings -->
                    <div class="bg-gradient-to-br from-gray-50 to-gray-100 rounded-xl p-8">
                        <h3 class="text-lg font-semibold text-gray-900 mb-6 flex items-center">
                            <svg class="w-5 h-5 mr-2 text-gray-600" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10.325 4.317c.426-1.756 2.924-1.756 3.35 0a1.724 1.724 0 002.573 1.066c1.543-.94 3.31.826 2.37 2.37a1.724 1.724 0 001.065 2.572c1.756.426 1.756 2.924 0 3.35a1.724 1.724 0 00-1.066 2.573c.94 1.543-.826 3.31-2.37 2.37a1.724 1.724 0 00-2.572 1.065c-.426 1.756-2.924 1.756-3.35 0a1.724 1.724 0 00-2.573-1.066c-1.543.94-3.31-.826-2.37-2.37a1.724 1.724 0 00-1.065-2.572c-1.756-.426-1.756-2.924 0-3.35a1.724 1.724 0 001.066-2.573c-.94-1.543.826-3.31 2.37-2.37.996.608 2.296.07 2.572-1.065z"></path>
                                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M15 12a3 3 0 11-6 0 3 3 0 016 0z"></path>
                            </svg>
                            Product Settings
                        </h3>

                        <div class="grid grid-cols-1 md:grid-cols-2 gap-6">
                            <div class="space-y-4">
                                <div class="flex items-center justify-between p-4 bg-white rounded-lg border border-gray-200">
                                    <div class="flex items-center">
                                        <div class="w-4 h-4 bg-green-500 rounded-full mr-3"></div>
                                        <span class="text-sm font-medium text-gray-700">Product is Active</span>
                                    </div>
                                    <label class="relative inline-flex items-center cursor-pointer">
                                        <input type="checkbox" name="is_active" id="is_active" value="1" {{ old('is_active', $product->is_active) ? 'checked' : '' }} class="sr-only peer">
                                        <div class="w-11 h-6 bg-gray-200 peer-focus:outline-none peer-focus:ring-4 peer-focus:ring-green-300 rounded-full peer peer-checked:after:translate-x-full peer-checked:after:border-white after:content-[''] after:absolute after:top-[2px] after:left-[2px] after:bg-white after:rounded-full after:h-5 after:w-5 after:transition-all peer-checked:bg-green-600"></div>
                                    </label>
                                </div>

                                <div class="flex items-center justify-between p-4 bg-white rounded-lg border border-gray-200">
                                    <div class="flex items-center">
                                        <div class="w-4 h-4 bg-yellow-500 rounded-full mr-3"></div>
                                        <span class="text-sm font-medium text-gray-700">Featured Product</span>
                                    </div>
                                    <label class="relative inline-flex items-center cursor-pointer">
                                        <input type="checkbox" name="is_featured" id="is_featured" value="1" {{ old('is_featured', $product->is_featured) ? 'checked' : '' }} class="sr-only peer">
                                        <div class="w-11 h-6 bg-gray-200 peer-focus:outline-none peer-focus:ring-4 peer-focus:ring-yellow-300 rounded-full peer peer-checked:after:translate-x-full peer-checked:after:border-white after:content-[''] after:absolute after:top-[2px] after:left-[2px] after:bg-white after:rounded-full after:h-5 after:w-5 after:transition-all peer-checked:bg-yellow-600"></div>
                                    </label>
                                </div>
                            </div>

                            <div class="space-y-4">
                                <div class="flex items-center justify-between p-4 bg-white rounded-lg border border-gray-200">
                                    <div class="flex items-center">
                                        <div class="w-4 h-4 bg-blue-500 rounded-full mr-3"></div>
                                        <span class="text-sm font-medium text-gray-700">Virtual Product</span>
                                    </div>
                                    <label class="relative inline-flex items-center cursor-pointer">
                                        <input type="checkbox" name="is_virtual" id="is_virtual" value="1" {{ old('is_virtual', $product->is_virtual) ? 'checked' : '' }} class="sr-only peer">
                                        <div class="w-11 h-6 bg-gray-200 peer-focus:outline-none peer-focus:ring-4 peer-focus:ring-blue-300 rounded-full peer peer-checked:after:translate-x-full peer-checked:after:border-white after:content-[''] after:absolute after:top-[2px] after:left-[2px] after:bg-white after:rounded-full after:h-5 after:w-5 after:transition-all peer-checked:bg-blue-600"></div>
                                    </label>
                                </div>

                                <div class="flex items-center justify-between p-4 bg-white rounded-lg border border-gray-200">
                                    <div class="flex items-center">
                                        <div class="w-4 h-4 bg-purple-500 rounded-full mr-3"></div>
                                        <span class="text-sm font-medium text-gray-700">Downloadable</span>
                                    </div>
                                    <label class="relative inline-flex items-center cursor-pointer">
                                        <input type="checkbox" name="is_downloadable" id="is_downloadable" value="1" {{ old('is_downloadable', $product->is_downloadable) ? 'checked' : '' }} class="sr-only peer">
                                        <div class="w-11 h-6 bg-gray-200 peer-focus:outline-none peer-focus:ring-4 peer-focus:ring-purple-300 rounded-full peer peer-checked:after:translate-x-full peer-checked:after:border-white after:content-[''] after:absolute after:top-[2px] after:left-[2px] after:bg-white after:rounded-full after:h-5 after:w-5 after:transition-all peer-checked:bg-purple-600"></div>
                                    </label>
                                </div>
                            </div>
                        </div>
                    </div>

                    <!-- Action Buttons -->
                    <div class="flex justify-end space-x-4">
                        <a href="{{ route('products.index') }}" class="px-6 py-3 bg-gray-100 text-gray-700 rounded-xl hover:bg-gray-200 transition-colors font-medium flex items-center">
                            <svg class="w-4 h-4 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M6 18L18 6M6 6l12 12"></path>
                            </svg>
                            Cancel
                        </a>
                        <button type="submit" class="px-8 py-3 bg-gradient-to-r from-indigo-600 to-purple-600 text-white rounded-xl hover:from-indigo-700 hover:to-purple-700 transition-all font-semibold shadow-lg hover:shadow-xl transform hover:-translate-y-0.5">
                            <svg class="w-5 h-5 inline mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M5 13l4 4L19 7"></path>
                            </svg>
                            Update Product
                        </button>
                    </div>
                </div>
            </div>
        </form>
    </div>
</div>
@endsection

@section('scripts')
<script>
document.addEventListener('DOMContentLoaded', function() {
    // Tab functionality
    const tabButtons = document.querySelectorAll('.tab-button');
    const tabPanels = document.querySelectorAll('.tab-panel');

    tabButtons.forEach(button => {
        button.addEventListener('click', () => {
            // Remove active class from all tabs
            tabButtons.forEach(btn => {
                btn.classList.remove('active', 'text-indigo-600', 'border-indigo-600', 'bg-indigo-50/50');
                btn.classList.add('text-gray-500', 'border-transparent');
            });

            // Hide all panels
            tabPanels.forEach(panel => panel.classList.add('hidden'));

            // Add active class to clicked tab
            button.classList.add('active', 'text-indigo-600', 'border-indigo-600', 'bg-indigo-50/50');
            button.classList.remove('text-gray-500', 'border-transparent');

            // Show corresponding panel
            const targetPanel = document.getElementById(button.id.replace('-tab', '-panel'));
            if (targetPanel) {
                targetPanel.classList.remove('hidden');
            }
        });
    });

    // Character counting for short description
    const shortDescTextarea = document.getElementById('short_description');
    const shortDescCount = document.getElementById('short-desc-count');

    function updateShortDescCount() {
        const count = shortDescTextarea.value.length;
        shortDescCount.textContent = count;
        shortDescCount.classList.toggle('text-red-600', count > 500);
    }

    shortDescTextarea.addEventListener('input', updateShortDescCount);
    updateShortDescCount(); // Initialize

    // Image upload functionality
    const imageInput = document.getElementById('images');
    const imageUploadArea = document.getElementById('image-upload-area');
    const imagePreview = document.getElementById('image-preview');

    // Drag and drop functionality
    ['dragenter', 'dragover', 'dragleave', 'drop'].forEach(eventName => {
        imageUploadArea.addEventListener(eventName, preventDefaults, false);
    });

    function preventDefaults(e) {
        e.preventDefault();
        e.stopPropagation();
    }

    ['dragenter', 'dragover'].forEach(eventName => {
        imageUploadArea.addEventListener(eventName, highlight, false);
    });

    ['dragleave', 'drop'].forEach(eventName => {
        imageUploadArea.addEventListener(eventName, unhighlight, false);
    });

    function highlight(e) {
        imageUploadArea.classList.add('border-purple-500', 'bg-purple-50');
    }

    function unhighlight(e) {
        imageUploadArea.classList.remove('border-purple-500', 'bg-purple-50');
    }

    imageUploadArea.addEventListener('drop', handleDrop, false);

    function handleDrop(e) {
        const dt = e.dataTransfer;
        const files = dt.files;
        handleFiles(files);
    }

    function handleFiles(files) {
        [...files].forEach(previewFile);
    }

    function previewFile(file) {
        if (file.type.startsWith('image/')) {
            const reader = new FileReader();
            reader.onload = function(e) {
                const div = document.createElement('div');
                div.className = 'relative group bg-white rounded-xl shadow-sm overflow-hidden';
                div.innerHTML = `
                    <img src="${e.target.result}" class="w-full h-32 object-cover">
                    <button type="button" class="absolute top-1 right-1 bg-red-500 text-white rounded-full w-6 h-6 flex items-center justify-center opacity-0 group-hover:opacity-100 transition-opacity" onclick="this.remove()">
                        <svg class="w-3 h-3" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M6 18L18 6M6 6l12 12"></path>
                        </svg>
                    </button>
                    <div class="absolute top-2 left-2 bg-green-500 text-white text-xs px-2 py-1 rounded-full">
                        New
                    </div>
                `;
                imagePreview.appendChild(div);
            };
            reader.readAsDataURL(file);
        }
    }

    imageInput.addEventListener('change', function(e) {
        const files = e.target.files;
        imagePreview.innerHTML = ''; // Clear previous previews
        handleFiles(files);
    });

    // Remove existing image functionality
    function removeImage(imagePath) {
        if (confirm('Are you sure you want to remove this image? This action cannot be undone.')) {
            // Add hidden input to mark image for removal
            const form = document.getElementById('product-form');
            const input = document.createElement('input');
            input.type = 'hidden';
            input.name = 'remove_images[]';
            input.value = imagePath;
            form.appendChild(input);

            // Remove the image element from DOM
            event.target.closest('.relative').remove();

            showNotification('Image marked for removal. Save changes to apply.', 'warning');
        }
    }

    // Make removeImage function global
    window.removeImage = removeImage;

    // Form validation
    const form = document.getElementById('product-form');

    form.addEventListener('submit', function(e) {
        // Check if required fields are filled
        const requiredFields = ['name', 'sku', 'price', 'stock_quantity'];
        let isValid = true;

        requiredFields.forEach(field => {
            const element = document.getElementById(field);
            if (!element.value.trim()) {
                element.classList.add('border-red-500');
                isValid = false;
            } else {
                element.classList.remove('border-red-500');
            }
        });

        if (!isValid) {
            e.preventDefault();
            showNotification('Please fill in all required fields', 'error');
            // Switch to basic info tab if validation fails
            document.getElementById('basic-tab').click();
        }
    });

    // Notification system
    function showNotification(message, type = 'info') {
        const notification = document.createElement('div');
        notification.className = `fixed top-4 right-4 z-50 p-4 rounded-lg shadow-lg transform translate-x-full transition-transform duration-300 ${
            type === 'success' ? 'bg-green-500 text-white' :
            type === 'error' ? 'bg-red-500 text-white' :
            type === 'warning' ? 'bg-yellow-500 text-white' :
            'bg-blue-500 text-white'
        }`;
        notification.innerHTML = `
            <div class="flex items-center">
                <svg class="w-5 h-5 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="${
                        type === 'success' ? 'M5 13l4 4L19 7' :
                        type === 'error' ? 'M6 18L18 6M6 6l12 12' :
                        type === 'warning' ? 'M12 9v2m0 4h.01m-6.938 4h13.856c1.54 0 2.502-1.667 1.732-2.5L13.732 4c-.77-.833-1.964-.833-2.732 0L3.732 16.5c-.77.833.192 2.5 1.732 2.5z' :
                        'M13 16h-1v-4h-1m1-4h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z'
                    }"></path>
                </svg>
                ${message}
            </div>
        `;

        document.body.appendChild(notification);

        // Animate in
        setTimeout(() => {
            notification.classList.remove('translate-x-full');
        }, 100);

        // Auto remove after 3 seconds
        setTimeout(() => {
            notification.classList.add('translate-x-full');
            setTimeout(() => {
                document.body.removeChild(notification);
            }, 300);
        }, 3000);
    }

    // Keyboard shortcuts
    document.addEventListener('keydown', function(e) {
        // Ctrl/Cmd + Enter to submit form
        if ((e.ctrlKey || e.metaKey) && e.key === 'Enter') {
            e.preventDefault();
            form.dispatchEvent(new Event('submit'));
        }

        // Ctrl/Cmd + Shift + Arrow keys to navigate tabs
        if ((e.ctrlKey || e.metaKey) && e.shiftKey) {
            const tabs = ['basic-tab', 'pricing-tab', 'inventory-tab', 'images-tab', 'settings-tab'];
            const currentIndex = tabs.findIndex(tab => document.getElementById(tab).classList.contains('active'));

            if (e.key === 'ArrowRight' && currentIndex < tabs.length - 1) {
                document.getElementById(tabs[currentIndex + 1]).click();
            } else if (e.key === 'ArrowLeft' && currentIndex > 0) {
                document.getElementById(tabs[currentIndex - 1]).click();
            }
        }
    });
});
</script>
@endsection