// =============================================
// PrintPro - Admin Panel Script
// =============================================

// --- DEFAULT PRICING (same as frontend) ---
const DEFAULT_PRICING = {
    products: {
        'business-cards': {
            name: 'Business Cards',
            icon: 'credit-card',
            image: 'http://static.photos/office/320x240/42',
            basePrice: 19.00,
            sizes: [
                { id: '3.5x2', name: '3.5" x 2"', price: 0 },
                { id: '3.5x2-rounded', name: '3.5" x 2" Rounded', price: 4 },
                { id: '3.5x2-square', name: '3.5" x 3.5" Square', price: 6 }
            ],
            paperTypes: [
                { id: '14pt-gloss', name: '14pt Gloss', price: 0 },
                { id: '16pt-matte', name: '16pt Matte', price: 6 },
                { id: '14pt-uncoated', name: '14pt Uncoated', price: 3 },
                { id: '16pt-silk', name: '16pt Silk', price: 8 }
            ],
            finishing: [
                { id: 'none', name: 'None', price: 0 },
                { id: 'matte', name: 'Matte Coating', price: 5 },
                { id: 'gloss', name: 'Gloss Coating', price: 5 },
                { id: 'uv', name: 'UV Spot Gloss', price: 12 },
                { id: 'foil', name: 'Foil Stamp', price: 18 }
            ],
            quantityTiers: [
                { min: 50, max: 250, multiplier: 1.0, label: '50-250' },
                { min: 251, max: 500, multiplier: 0.75, label: '251-500' },
                { min: 501, max: 1000, multiplier: 0.55, label: '501-1K' },
                { min: 1001, max: 2500, multiplier: 0.40, label: '1K-2.5K' },
                { min: 2501, max: 5000, multiplier: 0.30, label: '2.5K-5K' },
                { min: 5001, max: 10000, multiplier: 0.22, label: '5K-10K' }
            ],
            turnaround: [
                { id: 'standard', name: 'Standard (5-7 days)', price: 0 },
                { id: 'rush', name: 'Rush (3-4 days)', price: 15 },
                { id: 'express', name: 'Express (1-2 days)', price: 30 }
            ],
            defaultQuantity: 500
        },
        'flyers': {
            name: 'Flyers',
            icon: 'file-text',
            image: 'http://static.photos/office/320x240/55',
            basePrice: 35.00,
            sizes: [
                { id: '8.5x11', name: '8.5" x 11"', price: 0 },
                { id: '5.5x8.5', name: '5.5" x 8.5"', price: -3 },
                { id: '11x17', name: '11" x 17"', price: 8 }
            ],
            paperTypes: [
                { id: '100lb-gloss', name: '100lb Gloss', price: 0 },
                { id: '80lb-matte', name: '80lb Matte', price: -2 },
                { id: '100lb-uncoated', name: '100lb Uncoated', price: 2 }
            ],
            finishing: [
                { id: 'none', name: 'None', price: 0 },
                { id: 'matte', name: 'Matte Coating', price: 8 },
                { id: 'gloss', name: 'Gloss Coating', price: 8 }
            ],
            quantityTiers: [
                { min: 50, max: 250, multiplier: 1.0, label: '50-250' },
                { min: 251, max: 500, multiplier: 0.70, label: '251-500' },
                { min: 501, max: 1000, multiplier: 0.50, label: '501-1K' },
                { min: 1001, max: 5000, multiplier: 0.35, label: '1K-5K' },
                { min: 5001, max: 10000, multiplier: 0.25, label: '5K-10K' }
            ],
            turnaround: [
                { id: 'standard', name: 'Standard (5-7 days)', price: 0 },
                { id: 'rush', name: 'Rush (3-4 days)', price: 20 },
                { id: 'express', name: 'Express (1-2 days)', price: 40 }
            ],
            defaultQuantity: 250
        },
        'brochures': {
            name: 'Brochures',
            icon: 'book-open',
            image: 'http://static.photos/office/320x240/67',
            basePrice: 55.00,
            sizes: [
                { id: '8.5x11-bi', name: '8.5"x11" Bi-Fold', price: 0 },
                { id: '8.5x11-tri', name: '8.5"x11" Tri-Fold', price: 3 },
                { id: '11x17-bi', name: '11"x17" Bi-Fold', price: 10 }
            ],
            paperTypes: [
                { id: '100lb-gloss', name: '100lb Gloss', price: 0 },
                { id: '80lb-matte', name: '80lb Matte', price: -3 },
                { id: '100lb-silk', name: '100lb Silk', price: 5 }
            ],
            finishing: [
                { id: 'none', name: 'None', price: 0 },
                { id: 'matte', name: 'Matte Coating', price: 10 },
                { id: 'gloss', name: 'Gloss Coating', price: 10 }
            ],
            quantityTiers: [
                { min: 25, max: 100, multiplier: 1.0, label: '25-100' },
                { min: 101, max: 250, multiplier: 0.70, label: '101-250' },
                { min: 251, max: 500, multiplier: 0.52, label: '251-500' },
                { min: 501, max: 1000, multiplier: 0.40, label: '501-1K' },
                { min: 1001, max: 5000, multiplier: 0.30, label: '1K-5K' }
            ],
            turnaround: [
                { id: 'standard', name: 'Standard (5-7 days)', price: 0 },
                { id: 'rush', name: 'Rush (3-4 days)', price: 25 },
                { id: 'express', name: 'Express (1-2 days)', price: 50 }
            ],
            defaultQuantity: 100
        },
        'banners': {
            name: 'Banners',
            icon: 'flag',
            image: 'http://static.photos/office/320x240/78',
            basePrice: 45.00,
            sizes: [
                { id: '24x36', name: '24" x 36"', price: 0 },
                { id: '36x48', name: '36" x 48"', price: 15 },
                { id: '48x72', name: '48" x 72"', price: 35 }
            ],
            paperTypes: [
                { id: 'vinyl', name: '13oz Vinyl', price: 0 },
                { id: 'mesh', name: 'Mesh Vinyl', price: 8 },
                { id: 'fabric', name: 'Fabric', price: 20 }
            ],
            finishing: [
                { id: 'none', name: 'None', price: 0 },
                { id: 'grommets', name: 'Grommets', price: 5 },
                { id: 'pole-pockets', name: 'Pole Pockets', price: 10 }
            ],
            quantityTiers: [
                { min: 1, max: 5, multiplier: 1.0, label: '1-5' },
                { min: 6, max: 10, multiplier: 0.80, label: '6-10' },
                { min: 11, max: 25, multiplier: 0.65, label: '11-25' },
                { min: 26, max: 50, multiplier: 0.50, label: '26-50' }
            ],
            turnaround: [
                { id: 'standard', name: 'Standard (5-7 days)', price: 0 },
                { id: 'rush', name: 'Rush (3-4 days)', price: 20 },
                { id: 'express', name: 'Express (1-2 days)', price: 45 }
            ],
            defaultQuantity: 1
        },
        'stickers': {
            name: 'Stickers & Labels',
            icon: 'sticky-note',
            image: 'http://static.photos/office/320x240/91',
            basePrice: 25.00,
            sizes: [
                { id: '2x2', name: '2" x 2"', price: 0 },
                { id: '3x3', name: '3" x 3"', price: 5 },
                { id: '4x4', name: '4" x 4"', price: 8 },
                { id: 'custom-die', name: 'Custom Die-Cut', price: 15 }
            ],
            paperTypes: [
                { id: 'white-vinyl', name: 'White Vinyl', price: 0 },
                { id: 'clear-vinyl', name: 'Clear Vinyl', price: 5 },
                { id: 'metallic', name: 'Metallic', price: 10 }
            ],
            finishing: [
                { id: 'none', name: 'None', price: 0 },
                { id: 'matte-lam', name: 'Matte Laminate', price: 6 },
                { id: 'gloss-lam', name: 'Gloss Laminate', price: 6 }
            ],
            quantityTiers: [
                { min: 50, max: 250, multiplier: 1.0, label: '50-250' },
                { min: 251, max: 500, multiplier: 0.70, label: '251-500' },
                { min: 501, max: 1000, multiplier: 0.48, label: '501-1K' },
                { min: 1001, max: 2500, multiplier: 0.35, label: '1K-2.5K' },
                { min: 2501, max: 5000, multiplier: 0.25, label: '2.5K-5K' }
            ],
            turnaround: [
                { id: 'standard', name: 'Standard (5-7 days)', price: 0 },
                { id: 'rush', name: 'Rush (3-4 days)', price: 12 },
                { id: 'express', name: 'Express (1-2 days)', price: 28 }
            ],
            defaultQuantity: 250
        },
        'postcards': {
            name: 'Postcards',
            icon: 'mail',
            image: 'http://static.photos/office/320x240/33',
            basePrice: 28.00,
            sizes: [
                { id: '4x6', name: '4" x 6"', price: 0 },
                { id: '5x7', name: '5" x 7"', price: 4 },
                { id: '6x9', name: '6" x 9"', price: 7 },
                { id: '6x11', name: '6" x 11"', price: 10 }
            ],
            paperTypes: [
                { id: '14pt-gloss', name: '14pt Gloss', price: 0 },
                { id: '16pt-matte', name: '16pt Matte', price: 5 },
                { id: '14pt-uncoated', name: '14pt Uncoated', price: 2 }
            ],
            finishing: [
                { id: 'none', name: 'None', price: 0 },
                { id: 'matte', name: 'Matte Coating', price: 5 },
                { id: 'gloss', name: 'Gloss Coating', price: 5 },
                { id: 'uv-front', name: 'UV Front Only', price: 8 }
            ],
            quantityTiers: [
                { min: 100, max: 500, multiplier: 1.0, label: '100-500' },
                { min: 501, max: 1000, multiplier: 0.72, label: '501-1K' },
                { min: 1001, max: 2500, multiplier: 0.52, label: '1K-2.5K' },
                { min: 2501, max: 5000, multiplier: 0.38, label: '2.5K-5K' },
                { min: 5001, max: 10000, multiplier: 0.28, label: '5K-10K' }
            ],
            turnaround: [
                { id: 'standard', name: 'Standard (5-7 days)', price: 0 },
                { id: 'rush', name: 'Rush (3-4 days)', price: 12 },
                { id: 'express', name: 'Express (1-2 days)', price: 28 }
            ],
            defaultQuantity: 500
        },
        'letterhead': {
            name: 'Letterhead',
            icon: 'file',
            image: 'http://static.photos/office/320x240/44',
            basePrice: 40.00,
            sizes: [
                { id: '8.5x11', name: '8.5" x 11"', price: 0 },
                { id: '8.5x14', name: '8.5" x 14"', price: 5 }
            ],
            paperTypes: [
                { id: '24lb-bond', name: '24lb Bond', price: 0 },
                { id: '28lb-bond', name: '28lb Bond', price: 5 },
                { id: '32lb-bond', name: '32lb Bond', price: 10 },
                { id: 'linen', name: 'Linen Finish', price: 15 }
            ],
            finishing: [
                { id: 'none', name: 'None', price: 0 },
                { id: 'watermark', name: 'Watermark', price: 8 }
            ],
            quantityTiers: [
                { min: 100, max: 500, multiplier: 1.0, label: '100-500' },
                { min: 501, max: 1000, multiplier: 0.70, label: '501-1K' },
                { min: 1001, max: 2500, multiplier: 0.48, label: '1K-2.5K' },
                { min: 2501, max: 5000, multiplier: 0.35, label: '2.5K-5K' }
            ],
            turnaround: [
                { id: 'standard', name: 'Standard (5-7 days)', price: 0 },
                { id: 'rush', name: 'Rush (3-4 days)', price: 18 },
                { id: 'express', name: 'Express (1-2 days)', price: 38 }
            ],
            defaultQuantity: 500
        },
        'envelopes': {
            name: 'Envelopes',
            icon: 'mail-open',
            image: 'http://static.photos/office/320x240/56',
            basePrice: 32.00,
            sizes: [
                { id: '10-standard', name: '#10 Standard', price: 0 },
                { id: 'a7', name: 'A7 (5.25x7.25)', price: 3 },
                { id: 'a2', name: 'A2 (4.375x5.75)', price: 0 }
            ],
            paperTypes: [
                { id: '24lb-white', name: '24lb White Wove', price: 0 },
                { id: '28lb-white', name: '28lb White Wove', price: 4 },
                { id: 'kraft', name: 'Kraft Brown', price: 3 }
            ],
            finishing: [
                { id: 'none', name: 'None', price: 0 },
                { id: 'window', name: 'Window', price: 5 },
                { id: 'peel-seal', name: 'Peel & Seal', price: 4 }
            ],
            quantityTiers: [
                { min: 100, max: 500, multiplier: 1.0, label: '100-500' },
                { min: 501, max: 1000, multiplier: 0.72, label: '501-1K' },
                { min: 1001, max: 2500, multiplier: 0.52, label: '1K-2.5K' },
                { min: 2501, max: 5000, multiplier: 0.36, label: '2.5K-5K' }
            ],
            turnaround: [
                { id: 'standard', name: 'Standard (5-7 days)', price: 0 },
                { id: 'rush', name: 'Rush (3-4 days)', price: 15 },
                { id: 'express', name: 'Express (1-2 days)', price: 32 }
            ],
            defaultQuantity: 250
        }
    }
};

// --- STATE ---
let pricing = null;
let editingProductKey = null;
let editingData = null;

// --- AUTH ---
const ADMIN_CREDENTIALS = { username: 'admin', password: 'admin123' };
let isLoggedIn = sessionStorage.getItem('printpro_admin_loggedin') === 'true';

// --- DOM ---
const loginScreen = document.getElementById('loginScreen');
const dashboard = document.getElementById('dashboard');
const loginForm = document.getElementById('loginForm');
const loginError = document.getElementById('loginError');
const editModal = document.getElementById('editModal');
const modalProductName = document.getElementById('modalProductName');
const modalContent = document.getElementById('modalContent');
const productCards = document.getElementById('productCards');
const toast = document.getElementById('toast');
const toastMsg = document.getElementById('toastMsg');

// --- INIT ---
function getPricing() {
    const stored = localStorage.getItem('printpro_pricing');
    if (stored) {
        try { return JSON.parse(stored); } catch (e) { return JSON.parse(JSON.stringify(DEFAULT_PRICING)); }
    }
    const def = JSON.parse(JSON.stringify(DEFAULT_PRICING));
    localStorage.setItem('printpro_pricing', JSON.stringify(def));
    return def;
}

function savePricingToStorage(data) {
    localStorage.setItem('printpro_pricing', JSON.stringify(data));
    // Dispatch events to notify the frontend
    window.dispatchEvent(new Event('pricingUpdated'));
    // Also try to notify other tabs via storage event
    localStorage.setItem('printpro_pricing_updated', Date.now().toString());
    updateLastSaved();
}

function updateLastSaved() {
    const now = new Date();
    const timeStr = now.toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' });
    document.getElementById('statLastSaved').textContent = timeStr;
    localStorage.setItem('printpro_last_saved', timeStr);
}

// --- LOGIN ---
loginForm.addEventListener('submit', (e) => {
    e.preventDefault();
    const username = document.getElementById('username').value.trim();
    const password = document.getElementById('password').value.trim();

    if (username === ADMIN_CREDENTIALS.username && password === ADMIN_CREDENTIALS.password) {
        isLoggedIn = true;
        sessionStorage.setItem('printpro_admin_loggedin', 'true');
        loginScreen.classList.add('hidden');
        dashboard.classList.remove('hidden');
        initDashboard();
        showToast('Welcome back, Admin! 👋');
    } else {
        loginError.textContent = 'Invalid username or password.';
        loginError.classList.remove('hidden');
        document.getElementById('password').classList.add('border-red-500');
        setTimeout(() => {
            document.getElementById('password').classList.remove('border-red-500');
            loginError.classList.add('hidden');
        }, 2500);
    }
});

function logout() {
    isLoggedIn = false;
    sessionStorage.removeItem('printpro_admin_loggedin');
    dashboard.classList.add('hidden');
    loginScreen.classList.remove('hidden');
    document.getElementById('password').value = '';
    loginError.classList.add('hidden');
}

// --- TOAST ---
function showToast(message) {
    toastMsg.textContent = message;
    toast.classList.remove('hidden');
    void toast.offsetWidth;
    toast.classList.add('toast');
    setTimeout(() => {
        toast.classList.add('hidden');
        toast.classList.remove('toast');
    }, 3000);
}

// --- DASHBOARD ---
function initDashboard() {
    pricing = getPricing();
    updateStats();
    renderProductCards();
    lucide.createIcons();
}

function updateStats() {
    const products = pricing.products;
    const keys = Object.keys(products);
    const totalBase = keys.reduce((sum, k) => sum + products[k].basePrice, 0);
    const avgPrice = totalBase / keys.length;
    const totalTiers = keys.reduce((sum, k) => sum + products[k].quantityTiers.length, 0);

    document.getElementById('statProducts').textContent = keys.length;
    document.getElementById('statAvgPrice').textContent = '$' + avgPrice.toFixed(2);
    document.getElementById('statTiers').textContent = totalTiers;
    document.getElementById('statLastSaved').textContent = localStorage.getItem('printpro_last_saved') || 'Never';
}

function renderProductCards() {
    const products = pricing.products;
    productCards.innerHTML = Object.entries(products).map(([key, product]) => `
        <div class="bg-white rounded-xl shadow-sm border border-gray-100 overflow-hidden hover:shadow-md transition-all">
            <div class="flex flex-col sm:flex-row">
                <div class="sm:w-48 h-40 sm:h-auto flex-shrink-0">
                    <img src="${product.image}" alt="${product.name}" class="w-full h-full object-cover">
                </div>
                <div class="flex-1 p-5">
                    <div class="flex items-start justify-between mb-3">
                        <div>
                            <h3 class="text-lg font-bold text-gray-900 flex items-center gap-2">
                                <i data-lucide="${product.icon}" class="w-5 h-5 text-brand-500"></i>
                                ${product.name}
                            </h3>
                            <p class="text-sm text-gray-500 mt-0.5">Product Key: <code class="bg-gray-100 px-1.5 py-0.5 rounded text-xs">${key}</code></p>
                        </div>
                        <span class="text-2xl font-extrabold text-brand-600">$${product.basePrice.toFixed(2)}</span>
                    </div>
                    <div class="grid grid-cols-2 sm:grid-cols-4 gap-3 text-xs">
                        <div class="bg-gray-50 rounded-lg p-2.5">
                            <p class="text-gray-400 uppercase tracking-wider font-semibold mb-0.5">Sizes</p>
                            <p class="font-bold text-gray-700">${product.sizes.length} options</p>
                        </div>
                        <div class="bg-gray-50 rounded-lg p-2.5">
                            <p class="text-gray-400 uppercase tracking-wider font-semibold mb-0.5">Paper Types</p>
                            <p class="font-bold text-gray-700">${product.paperTypes.length} options</p>
                        </div>
                        <div class="bg-gray-50 rounded-lg p-2.5">
                            <p class="text-gray-400 uppercase tracking-wider font-semibold mb-0.5">Finishing</p>
                            <p class="font-bold text-gray-700">${product.finishing.length} options</p>
                        </div>
                        <div class="bg-gray-50 rounded-lg p-2.5">
                            <p class="text-gray-400 uppercase tracking-wider font-semibold mb-0.5">Tiers</p>
                            <p class="font-bold text-gray-700">${product.quantityTiers.length} tiers</p>
                        </div>
                    </div>
                    <div class="mt-4 flex gap-2">
                        <button onclick="openEditModal('${key}')"
                            class="flex-1 bg-brand-600 text-white font-semibold py-2.5 rounded-lg hover:bg-brand-700 transition-all text-sm flex items-center justify-center gap-2">
                            <i data-lucide="edit-3" class="w-4 h-4"></i> Edit Pricing
                        </button>
                    </div>
                </div>
            </div>
        </div>
    `).join('');
    lucide.createIcons();
}

// --- EDIT MODAL ---
function openEditModal(productKey) {
    editingProductKey = productKey;
    // Deep clone the product data for editing
    editingData = JSON.parse(JSON.stringify(pricing.products[productKey]));
    modalProductName.textContent = editingData.name;
    renderModalContent();
    editModal.classList.remove('hidden');
    editModal.style.display = 'flex';
    document.body.style.overflow = 'hidden';
}

function closeModal() {
    editModal.classList.add('hidden');
    editModal.style.display = 'none';
    document.body.style.overflow = '';
    editingProductKey = null;
    editingData = null;
}

function renderModalContent() {
    const d = editingData;
    modalContent.innerHTML = `
        <!-- Base Price -->
        <div class="mb-6">
            <label class="block text-sm font-bold text-gray-700 mb-2 flex items-center gap-2">
                <i data-lucide="dollar-sign" class="w-4 h-4 text-brand-500"></i> Base Price
            </label>
            <div class="relative">
                <span class="absolute left-3 top-1/2 -translate-y-1/2 text-gray-500 font-bold text-lg">$</span>
                <input type="number" id="editBasePrice" value="${d.basePrice}" step="0.01" min="0"
                    class="w-full pl-8 pr-4 py-3 border border-gray-300 rounded-xl focus:ring-2 focus:ring-brand-500 focus:border-brand-500 outline-none text-gray-900 font-semibold text-lg">
            </div>
            <p class="text-xs text-gray-400 mt-1">The starting price before any options or quantity discounts.</p>
        </div>

        <!-- Sizes -->
        <div class="mb-6">
            <label class="block text-sm font-bold text-gray-700 mb-2 flex items-center gap-2">
                <i data-lucide="ruler" class="w-4 h-4 text-brand-500"></i> Size Options
            </label>
            <div id="editSizes" class="space-y-2">
                ${d.sizes.map((s, i) => `
                    <div class="flex items-center gap-2 bg-gray-50 rounded-lg p-2.5 tier-row">
                        <input type="text" value="${s.name}" data-size-name="${i}" placeholder="Size name"
                            class="flex-1 px-3 py-2 border border-gray-200 rounded-lg text-sm focus:ring-1 focus:ring-brand-400 outline-none">
                        <div class="relative">
                            <span class="absolute left-2 top-1/2 -translate-y-1/2 text-gray-400 text-sm">$</span>
                            <input type="number" value="${s.price}" data-size-price="${i}" step="0.01" placeholder="Price"
                                class="w-24 pl-6 pr-2 py-2 border border-gray-200 rounded-lg text-sm focus:ring-1 focus:ring-brand-400 outline-none">
                        </div>
                        <button onclick="removeSizeOption(${i})" class="p-1.5 text-red-400 hover:text-red-600 hover:bg-red-50 rounded-lg transition-colors" title="Remove">
                            <i data-lucide="trash-2" class="w-3.5 h-3.5"></i>
                        </button>
                    </div>
                `).join('')}
            </div>
            <button onclick="addSizeOption()" class="mt-2 text-sm text-brand-600 font-semibold hover:text-brand-700 flex items-center gap-1 transition-colors">
                <i data-lucide="plus-circle" class="w-4 h-4"></i> Add Size Option
            </button>
        </div>

        <!-- Paper Types -->
        <div class="mb-6">
            <label class="block text-sm font-bold text-gray-700 mb-2 flex items-center gap-2">
                <i data-lucide="file-text" class="w-4 h-4 text-brand-500"></i> Paper Types
            </label>
            <div id="editPapers" class="space-y-2">
                ${d.paperTypes.map((p, i) => `
                    <div class="flex items-center gap-2 bg-gray-50 rounded-lg p-2.5 tier-row">
                        <input type="text" value="${p.name}" data-paper-name="${i}" placeholder="Paper name"
                            class="flex-1 px-3 py-2 border border-gray-200 rounded-lg text-sm focus:ring-1 focus:ring-brand-400 outline-none">
                        <div class="relative">
                            <span class="absolute left-2 top-1/2 -translate-y-1/2 text-gray-400 text-sm">$</span>
                            <input type="number" value="${p.price}" data-paper-price="${i}" step="0.01" placeholder="Price"
                                class="w-24 pl-6 pr-2 py-2 border border-gray-200 rounded-lg text-sm focus:ring-1 focus:ring-brand-400 outline-none">
                        </div>
                        <button onclick="removePaperOption(${i})" class="p-1.5 text-red-400 hover:text-red-600 hover:bg-red-50 rounded-lg transition-colors" title="Remove">
                            <i data-lucide="trash-2" class="w-3.5 h-3.5"></i>
                        </button>
                    </div>
                `).join('')}
            </div>
            <button onclick="addPaperOption()" class="mt-2 text-sm text-brand-600 font-semibold hover:text-brand-700 flex items-center gap-1 transition-colors">
                <i data-lucide="plus-circle" class="w-4 h-4"></i> Add Paper Option
            </button>
        </div>

        <!-- Finishing -->
        <div class="mb-6">
            <label class="block text-sm font-bold text-gray-700 mb-2 flex items-center gap-2">
                <i data-lucide="sparkles" class="w-4 h-4 text-brand-500"></i> Finishing Options
            </label>
            <div id="editFinishing" class="space-y-2">
                ${d.finishing.map((f, i) => `
                    <div class="flex items-center gap-2 bg-gray-50 rounded-lg p-2.5 tier-row">
                        <input type="text" value="${f.name}" data-finishing-name="${i}" placeholder="Finishing name"
                            class="flex-1 px-3 py-2 border border-gray-200 rounded-lg text-sm focus:ring-1 focus:ring-brand-400 outline-none">
                        <div class="relative">
                            <span class="absolute left-2 top-1/2 -translate-y-1/2 text-gray-400 text-sm">$</span>
                            <input type="number" value="${f.price}" data-finishing-price="${i}" step="0.01" placeholder="Price"
                                class="w-24 pl-6 pr-2 py-2 border border-gray-200 rounded-lg text-sm focus:ring-1 focus:ring-brand-400 outline-none">
                        </div>
                        <button onclick="removeFinishingOption(${i})" class="p-1.5 text-red-400 hover:text-red-600 hover:bg-red-50 rounded-lg transition-colors" title="Remove">
                            <i data-lucide="trash-2" class="w-3.5 h-3.5"></i>
                        </button>
                    </div>
                `).join('')}
            </div>
            <button onclick="addFinishingOption()" class="mt-2 text-sm text-brand-600 font-semibold hover:text-brand-700 flex items-center gap-1 transition-colors">
                <i data-lucide="plus-circle" class="w-4 h-4"></i> Add Finishing Option
            </button>
        </div>

        <!-- Quantity Tiers -->
        <div class="mb-6">
            <label class="block text-sm font-bold text-gray-700 mb-2 flex items-center gap-2">
                <i data-lucide="bar-chart-3" class="w-4 h-4 text-brand-500"></i> Quantity Tiers
            </label>
            <div id="editTiers" class="space-y-2">
                ${d.quantityTiers.map((t, i) => `
                    <div class="flex items-center gap-2 bg-gray-50 rounded-lg p-2.5 tier-row flex-wrap">
                        <span class="text-xs text-gray-400 font-semibold w-6">#${i+1}</span>
                        <label class="text-xs text-gray-500">Min:</label>
                        <input type="number" value="${t.min}" data-tier-min="${i}" step="1" min="1"
                            class="w-20 px-2 py-1.5 border border-gray-200 rounded-lg text-sm focus:ring-1 focus:ring-brand-400 outline-none">
                        <label class="text-xs text-gray-500">Max:</label>
                        <input type="number" value="${t.max}" data-tier-max="${i}" step="1" min="1"
                            class="w-20 px-2 py-1.5 border border-gray-200 rounded-lg text-sm focus:ring-1 focus:ring-brand-400 outline-none">
                        <label class="text-xs text-gray-500">Multiplier:</label>
                        <input type="number" value="${t.multiplier}" data-tier-mult="${i}" step="0.01" min="0.01" max="1"
                            class="w-20 px-2 py-1.5 border border-gray-200 rounded-lg text-sm focus:ring-1 focus:ring-brand-400 outline-none">
                        <button onclick="removeTier(${i})" class="p-1.5 text-red-400 hover:text-red-600 hover:bg-red-50 rounded-lg transition-colors ml-auto" title="Remove">
                            <i data-lucide="trash-2" class="w-3.5 h-3.5"></i>
                        </button>
                    </div>
                `).join('')}
            </div>
            <button onclick="addTier()" class="mt-2 text-sm text-brand-600 font-semibold hover:text-brand-700 flex items-center gap-1 transition-colors">
                <i data-lucide="plus-circle" class="w-4 h-4"></i> Add Tier
            </button>
        </div>

        <!-- Turnaround -->
        <div class="mb-4">
            <label class="block text-sm font-bold text-gray-700 mb-2 flex items-center gap-2">
                <i data-lucide="clock" class="w-4 h-4 text-brand-500"></i> Turnaround Options
            </label>
            <div id="editTurnaround" class="space-y-2">
                ${d.turnaround.map((t, i) => `
                    <div class="flex items-center gap-2 bg-gray-50 rounded-lg p-2.5 tier-row">
                        <input type="text" value="${t.name}" data-turnaround-name="${i}" placeholder="Turnaround name"
                            class="flex-1 px-3 py-2 border border-gray-200 rounded-lg text-sm focus:ring-1 focus:ring-brand-400 outline-none">
                        <div class="relative">
                            <span class="absolute left-2 top-1/2 -translate-y-1/2 text-gray-400 text-sm">$</span>
                            <input type="number" value="${t.price}" data-turnaround-price="${i}" step="0.01" placeholder="Price"
                                class="w-24 pl-6 pr-2 py-2 border border-gray-200 rounded-lg text-sm focus:ring-1 focus:ring-brand-400 outline-none">
                        </div>
                        <button onclick="removeTurnaroundOption(${i})" class="p-1.5 text-red-400 hover:text-red-600 hover:bg-red-50 rounded-lg transition-colors" title="Remove">
                            <i data-lucide="trash-2" class="w-3.5 h-3.5"></i>
                        </button>
                    </div>
                `).join('')}
            </div>
            <button onclick="addTurnaroundOption()" class="mt-2 text-sm text-brand-600 font-semibold hover:text-brand-700 flex items-center gap-1 transition-colors">
                <i data-lucide="plus-circle" class="w-4 h-4"></i> Add Turnaround Option
            </button>
        </div>
    `;
    lucide.createIcons();
}

// --- MODAL: ADD/REMOVE OPTIONS ---
function addSizeOption() { editingData.sizes.push({ id: 'new-' + Date.now(), name: 'New Size', price: 0 }); renderModalContent(); }
function removeSizeOption(i) { if (editingData.sizes.length > 1) { editingData.sizes.splice(i, 1); renderModalContent(); } else { showToast('Must have at least one size option ⚠️'); } }

function addPaperOption() { editingData.paperTypes.push({ id: 'new-' + Date.now(), name: 'New Paper', price: 0 }); renderModalContent(); }
function removePaperOption(i) { if (editingData.paperTypes.length > 1) { editingData.paperTypes.splice(i, 1); renderModalContent(); } else { showToast('Must have at least one paper option ⚠️'); } }

function addFinishingOption() { editingData.finishing.push({ id: 'new-' + Date.now(), name: 'New Finish', price: 0 }); renderModalContent(); }
function removeFinishingOption(i) { if (editingData.finishing.length > 0) { editingData.finishing.splice(i, 1); renderModalContent(); } }

function addTier() {
    const tiers = editingData.quantityTiers;
    const lastTier = tiers[tiers.length - 1];
    const newMin = lastTier ? lastTier.max + 1 : 1;
    tiers.push({ min: newMin, max: newMin + 500, multiplier: 0.50, label: `${newMin}-${newMin+500}` });
    renderModalContent();
}
function removeTier(i) { if (editingData.quantityTiers.length > 1) { editingData.quantityTiers.splice(i, 1); renderModalContent(); } else { showToast('Must have at least one tier ⚠️'); } }

function addTurnaroundOption() { editingData.turnaround.push({ id: 'new-' + Date.now(), name: 'New Turnaround', price: 0 }); renderModalContent(); }
function removeTurnaroundOption(i) { if (editingData.turnaround.length > 1) { editingData.turnaround.splice(i, 1); renderModalContent(); } else { showToast('Must have at least one turnaround option ⚠️'); } }

// --- SAVE MODAL CHANGES ---
function saveModalChanges() {
    if (!editingProductKey || !editingData) return;

    // Gather base price
    const basePriceEl = document.getElementById('editBasePrice');
    editingData.basePrice = parseFloat(basePriceEl.value) || 0;

    // Gather sizes
    const sizeNames = modalContent.querySelectorAll('[data-size-name]');
    const sizePrices = modalContent.querySelectorAll('[data-size-price]');
    editingData.sizes = editingData.sizes.map((s, i) => ({
        ...s,
        name: sizeNames[i]?.value || s.name,
        price: parseFloat(sizePrices[i]?.value) || 0
    }));

    // Gather paper types
    const paperNames = modalContent.querySelectorAll('[data-paper-name]');
    const paperPrices = modalContent.querySelectorAll('[data-paper-price]');
    editingData.paperTypes = editingData.paperTypes.map((p, i) => ({
        ...p,
        name: paperNames[i]?.value || p.name,
        price: parseFloat(paperPrices[i]?.value) || 0
    }));

    // Gather finishing
    const finishingNames = modalContent.querySelectorAll('[data-finishing-name]');
    const finishingPrices = modalContent.querySelectorAll('[data-finishing-price]');
    editingData.finishing = editingData.finishing.map((f, i) => ({
        ...f,
        name: finishingNames[i]?.value || f.name,
        price: parseFloat(finishingPrices[i]?.value) || 0
    }));

    // Gather tiers
    const tierMins = modalContent.querySelectorAll('[data-tier-min]');
    const tierMaxs = modalContent.querySelectorAll('[data-tier-max]');
    const tierMults = modalContent.querySelectorAll('[data-tier-mult]');
    editingData.quantityTiers = editingData.quantityTiers.map((t, i) => ({
        ...t,
        min: parseInt(tierMins[i]?.value) || t.min,
        max: parseInt(tierMaxs[i]?.value) || t.max,
        multiplier: parseFloat(tierMults[i]?.value) || t.multiplier,
        label: `${parseInt(tierMins[i]?.value) || t.min}-${parseInt(tierMaxs[i]?.value) || t.max}`
    }));

    // Gather turnaround
    const turnaroundNames = modalContent.querySelectorAll('[data-turnaround-name]');
    const turnaroundPrices = modalContent.querySelectorAll('[data-turnaround-price]');
    editingData.turnaround = editingData.turnaround.map((t, i) => ({
        ...t,
        name: turnaroundNames[i]?.value || t.name,
        price: parseFloat(turnaroundPrices[i]?.value) || 0
    }));

    // Save to pricing
    pricing.products[editingProductKey] = editingData;
    savePricingToStorage(pricing);
    closeModal();
    updateStats();
    renderProductCards();
    showToast('Product pricing updated successfully! ✅');
}

// --- SAVE ALL ---
function saveAllPricing() {
    savePricingToStorage(pricing);
    showToast('All pricing saved successfully! 💾');
}

// --- RESET ---
function resetToDefault() {
    if (confirm('Are you sure you want to reset ALL pricing to default values? This cannot be undone.')) {
        pricing = JSON.parse(JSON.stringify(DEFAULT_PRICING));
        savePricingToStorage(pricing);
        updateStats();
        renderProductCards();
        showToast('Pricing reset to defaults! 🔄');
    }
}

// --- CLOSE MODAL ON OVERLAY CLICK ---
editModal.addEventListener('click', (e) => {
    if (e.target === editModal) {
        closeModal();
    }
});

// --- KEYBOARD SHORTCUTS ---
document.addEventListener('keydown', (e) => {
    if (e.key === 'Escape' && !editModal.classList.contains('hidden')) {
        closeModal();
    }
});

// --- INIT ON LOAD ---
function init() {
    if (isLoggedIn) {
        loginScreen.classList.add('hidden');
        dashboard.classList.remove('hidden');
        initDashboard();
    } else {
        loginScreen.classList.remove('hidden');
        dashboard.classList.add('hidden');
    }
    // Update last saved display
    document.getElementById('statLastSaved').textContent = localStorage.getItem('printpro_last_saved') || 'Never';
}

document.addEventListener('DOMContentLoaded', init);

// Expose functions to global scope
window.openEditModal = openEditModal;
window.closeModal = closeModal;
window.saveModalChanges = saveModalChanges;
window.addSizeOption = addSizeOption;
window.removeSizeOption = removeSizeOption;
window.addPaperOption = addPaperOption;
window.removePaperOption = removePaperOption;
window.addFinishingOption = addFinishingOption;
window.removeFinishingOption = removeFinishingOption;
window.addTier = addTier;
window.removeTier = removeTier;
window.addTurnaroundOption = addTurnaroundOption;
window.removeTurnaroundOption = removeTurnaroundOption;
window.saveAllPricing = saveAllPricing;
window.resetToDefault = resetToDefault;
window.logout = logout;