feat: Replace product cards with search bar interface

- Replace category cards with modern search bar for services/products
- Implement real-time search with debouncing (200ms delay)
- Add autocomplete functionality for better UX
- Maintain anticipo functionality with dedicated form
- Add visual feedback notifications instead of alerts
- Improve responsive design and accessibility

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

app.js

@@ -2360,9 +2360,9 @@ function initializeModernSalesInterface() {
         header.addEventListener('click', toggleCategory);
     });
 
-    // Load products by categories
-    loadProductsByCategories();
-    
+    // Initialize search functionality
+    initializeProductSearch();
+
     // Update cart display
     updateCartDisplay();
 }
@@ -2396,6 +2396,224 @@ function collapseAllCategories() {
     });
 }
 
+// Initialize product search functionality
+async function initializeProductSearch() {
+    try {
+        // Load all products
+        const response = await fetch('/api/products');
+        if (!response.ok) throw new Error('Failed to load products');
+
+        const allProducts = await response.json();
+        products = allProducts;
+        console.log('Products loaded for search:', products.length);
+
+        // Setup search event listeners
+        setupSearchEventListeners();
+
+    } catch (error) {
+        console.error('Error loading products for search:', error);
+    }
+}
+
+function setupSearchEventListeners() {
+    const searchInput = document.getElementById('service-search-input');
+    const searchResults = document.getElementById('search-results');
+    const anticipoSection = document.getElementById('anticipo-section');
+
+    if (!searchInput || !searchResults || !anticipoSection) return;
+
+    let searchTimeout;
+
+    searchInput.addEventListener('input', function() {
+        clearTimeout(searchTimeout);
+        const query = this.value.trim().toLowerCase();
+
+        if (query.length === 0) {
+            searchResults.style.display = 'none';
+            anticipoSection.style.display = 'none';
+            return;
+        }
+
+        // Always hide anticipo section when typing, it will show via search results or click
+        anticipoSection.style.display = 'none';
+
+        // Debounce search
+        searchTimeout = setTimeout(() => {
+            performProductSearch(query);
+        }, 200);
+    });
+
+    // Hide results when clicking outside
+    document.addEventListener('click', function(e) {
+        if (!searchInput.contains(e.target) && !searchResults.contains(e.target)) {
+            searchResults.style.display = 'none';
+        }
+    });
+
+    // Focus search input for easy access
+    searchInput.addEventListener('focus', function() {
+        if (this.value.trim() && !this.value.toLowerCase().includes('anticipo')) {
+            performProductSearch(this.value.trim().toLowerCase());
+        }
+    });
+}
+
+function performProductSearch(query) {
+    const searchResults = document.getElementById('search-results');
+    if (!searchResults) return;
+
+    // Filter products based on query
+    let filteredProducts = products.filter(product =>
+        product.name.toLowerCase().includes(query) ||
+        (product.category && product.category.toLowerCase().includes(query))
+    );
+
+    // Add virtual "anticipo" product if searching for it
+    if (query.includes('anticipo') || query.includes('advance')) {
+        const anticipoProduct = {
+            id: 'virtual_anticipo',
+            name: 'Anticipo',
+            category: 'Anticipos',
+            price: 0,
+            custom_price: true,
+            virtual: true
+        };
+        filteredProducts.unshift(anticipoProduct); // Add at the beginning
+    }
+
+    // Render search results
+    renderSearchResults(filteredProducts);
+    searchResults.style.display = 'block';
+}
+
+function renderSearchResults(filteredProducts) {
+    const searchResults = document.getElementById('search-results');
+    if (!searchResults) return;
+
+    searchResults.innerHTML = '';
+
+    if (filteredProducts.length === 0) {
+        searchResults.innerHTML = '<div class="search-empty">No se encontraron servicios o productos</div>';
+        return;
+    }
+
+    filteredProducts.forEach(product => {
+        const resultItem = createSearchResultItem(product);
+        searchResults.appendChild(resultItem);
+    });
+}
+
+function createSearchResultItem(product) {
+    const item = document.createElement('div');
+    item.className = 'search-result-item';
+    item.dataset.productId = product.id;
+
+    const priceDisplay = product.custom_price
+        ? '<div class="search-result-custom-price">Precio personalizado</div>'
+        : `<div class="search-result-price">$${parseFloat(product.price || 0).toFixed(2)}</div>`;
+
+    item.innerHTML = `
+        <div class="search-result-info">
+            <div class="search-result-name">${escapeHTML(product.name)}</div>
+            <div class="search-result-category">${escapeHTML(product.category || 'Sin categoría')}</div>
+        </div>
+        <div class="search-result-actions">
+            ${priceDisplay}
+        </div>
+    `;
+
+    // Add click event to add product to cart
+    item.addEventListener('click', function() {
+        addProductToCartFromSearch(product.id);
+        // Clear search and hide results
+        const searchInput = document.getElementById('service-search-input');
+        const searchResults = document.getElementById('search-results');
+        if (searchInput) searchInput.value = '';
+        if (searchResults) searchResults.style.display = 'none';
+    });
+
+    return item;
+}
+
+function addProductToCartFromSearch(productId) {
+    // Handle virtual anticipo product
+    if (productId === 'virtual_anticipo') {
+        // Show anticipo section instead of adding directly
+        const anticipoSection = document.getElementById('anticipo-section');
+        const searchResults = document.getElementById('search-results');
+        if (anticipoSection) anticipoSection.style.display = 'block';
+        if (searchResults) searchResults.style.display = 'none';
+
+        // Focus on the amount input
+        const amountInput = document.getElementById('anticipo-amount');
+        if (amountInput) {
+            setTimeout(() => amountInput.focus(), 100);
+        }
+        return;
+    }
+
+    // Find the product in the products array
+    const product = products.find(p => p.id === productId);
+    if (!product) return;
+
+    // Handle custom price products
+    let price = product.price;
+    if (product.custom_price) {
+        const customPrice = prompt(`Ingresa el precio para "${product.name}":`, '0');
+        if (customPrice === null) return; // User cancelled
+        price = parseFloat(customPrice) || 0;
+    }
+
+    // Check if product is already in cart
+    const existingIndex = selectedProducts.findIndex(p => p.id === productId);
+
+    if (existingIndex >= 0) {
+        // Update quantity
+        selectedProducts[existingIndex].quantity += 1;
+        selectedProducts[existingIndex].price = price; // Update price in case it changed
+    } else {
+        // Add new product
+        selectedProducts.push({
+            id: product.id,
+            name: product.name,
+            price: price,
+            quantity: 1,
+            type: product.type,
+            custom_price: product.custom_price
+        });
+    }
+
+    updateCartDisplay();
+    calculateTotals();
+
+    // Show visual feedback
+    showAddToCartFeedback(product.name);
+}
+
+function showAddToCartFeedback(productName) {
+    // Create temporary notification
+    const notification = document.createElement('div');
+    notification.style.cssText = `
+        position: fixed;
+        top: 20px;
+        right: 20px;
+        background: #28a745;
+        color: white;
+        padding: 10px 15px;
+        border-radius: 5px;
+        z-index: 10000;
+        font-weight: bold;
+        animation: slideIn 0.3s ease;
+    `;
+    notification.textContent = `✓ ${productName} agregado al carrito`;
+
+    document.body.appendChild(notification);
+
+    setTimeout(() => {
+        notification.remove();
+    }, 2000);
+}
+
 async function loadProductsByCategories() {
     try {
         const response = await fetch('/api/products');
@@ -3247,13 +3465,19 @@ function addAnticipo() {
     // Clear inputs
     amountInput.value = '';
     commentInput.value = '';
-    
+
+    // Hide anticipo section and clear search
+    const anticipoSection = document.getElementById('anticipo-section');
+    const searchInput = document.getElementById('service-search-input');
+    if (anticipoSection) anticipoSection.style.display = 'none';
+    if (searchInput) searchInput.value = '';
+
     // Update cart display
     updateCartDisplay();
     calculateTotals();
-    
-    // Show confirmation
-    alert(`✅ ANTICIPO AGREGADO\n\n${anticipoName}: $${amount.toFixed(2)}`);
+
+    // Show visual feedback instead of alert
+    showAddToCartFeedback(`${anticipoName}: $${amount.toFixed(2)}`);
 }
 
 

index.html

@@ -115,63 +115,44 @@
               </div>
             </div>
 
-            <!-- Categorías de Productos -->
-            <div class="categories-container">
-              <h3>Selecciona tus servicios</h3>
-              
-              <!-- Vanity Lashes -->
-              <div class="category-section" data-category="Vanity Lashes">
-                <div class="category-header">
-                  <span class="category-icon">👁️</span>
-                  <h4>Vanity Lashes</h4>
-                  <button class="category-toggle">▶</button>
+            <!-- Barra de Búsqueda de Servicios -->
+            <div class="services-search-container">
+              <h3>Buscar servicios y productos</h3>
+
+              <!-- Barra de búsqueda principal -->
+              <div class="search-bar-container">
+                <div class="search-input-wrapper">
+                  <input type="text" id="service-search-input" placeholder="Buscar servicios, productos o escribir 'anticipo'..." autocomplete="off" />
+                  <span class="search-icon">🔍</span>
                 </div>
-                <div class="products-grid" id="pestanas-products">
-                  <!-- Los productos se cargarán dinámicamente aquí -->
+
+                <!-- Resultados de búsqueda -->
+                <div id="search-results" class="search-results" style="display: none;">
+                  <!-- Los resultados aparecerán aquí -->
                 </div>
               </div>
 
-              <!-- PMU Services -->
-              <div class="category-section" data-category="PMU Services">
-                <div class="category-header">
-                  <span class="category-icon">✏️</span>
-                  <h4>PMU Services</h4>
-                  <button class="category-toggle">▶</button>
-                </div>
-                <div class="products-grid" id="microblading-products">
-                  <!-- Los productos se cargarán dinámicamente aquí -->
-                </div>
-              </div>
-
-              <!-- Uñas -->
-              <div class="category-section" data-category="Uñas">
-                <div class="category-header">
-                  <span class="category-icon">💅</span>
-                  <h4>Nail Art</h4>
-                  <button class="category-toggle">▶</button>
-                </div>
-                <div class="products-grid" id="unas-products">
-                  <!-- Los productos se cargarán dinámicamente aquí -->
-                </div>
-              </div>
-
-              <!-- Anticipos -->
-              <div class="category-section" data-category="Anticipos">
-                <div class="category-header">
-                  <span class="category-icon">💰</span>
-                  <h4>Anticipos</h4>
-                  <button class="category-toggle">▶</button>
-                </div>
-                <div class="anticipos-grid" id="anticipos-products">
+              <!-- Sección de Anticipos -->
+              <div id="anticipo-section" class="anticipo-section" style="display: none;">
+                <div class="anticipo-form-card">
+                  <div class="anticipo-header">
+                    <span class="category-icon">💰</span>
+                    <h4>Agregar Anticipo</h4>
+                  </div>
                   <div class="anticipo-form">
                     <div class="anticipo-input-group">
                       <input type="number" id="anticipo-amount" min="1" placeholder="Cantidad" />
                       <input type="text" id="anticipo-comment" placeholder="Comentario (opcional)" />
-                      <button class="btn-add-anticipo" onclick="addAnticipo()">Agregar</button>
+                      <button class="btn-add-anticipo" onclick="addAnticipo()">Agregar Anticipo</button>
                     </div>
                   </div>
                 </div>
               </div>
+
+              <!-- Mensaje de ayuda -->
+              <div class="search-help">
+                <p>💡 Escribe el nombre del servicio o producto, o escribe "anticipo" para agregar un anticipo</p>
+              </div>
             </div>
           </div>
 

styles.css

@@ -8,6 +8,165 @@
   - Secundario: #6c757d (gris medio)
 */
 
+/* --- Estilos para barra de búsqueda de servicios --- */
+.services-search-container {
+  margin-bottom: 20px;
+}
+
+.search-bar-container {
+  position: relative;
+  margin-bottom: 15px;
+}
+
+.search-input-wrapper {
+  position: relative;
+}
+
+#service-search-input {
+  width: 100%;
+  box-sizing: border-box;
+  padding: 12px 40px 12px 15px;
+  border: 2px solid #dee2e6;
+  border-radius: 8px;
+  font-size: 16px;
+  background-color: #fff;
+  transition: border-color 0.2s, box-shadow 0.2s;
+}
+
+#service-search-input:focus {
+  outline: none;
+  border-color: #007bff;
+  box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
+}
+
+.search-icon {
+  position: absolute;
+  right: 12px;
+  top: 50%;
+  transform: translateY(-50%);
+  color: #6c757d;
+  font-size: 18px;
+}
+
+.search-results {
+  position: absolute;
+  top: 100%;
+  left: 0;
+  right: 0;
+  background: #fff;
+  border: 1px solid #dee2e6;
+  border-radius: 8px;
+  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
+  max-height: 300px;
+  overflow-y: auto;
+  z-index: 1000;
+}
+
+.search-result-item {
+  padding: 12px 15px;
+  border-bottom: 1px solid #f1f3f4;
+  cursor: pointer;
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  transition: background-color 0.2s;
+}
+
+.search-result-item:hover {
+  background-color: #f8f9fa;
+}
+
+.search-result-item:last-child {
+  border-bottom: none;
+}
+
+.search-result-info {
+  display: flex;
+  flex-direction: column;
+}
+
+.search-result-name {
+  font-weight: 600;
+  color: #212529;
+  margin-bottom: 2px;
+}
+
+.search-result-category {
+  font-size: 12px;
+  color: #6c757d;
+}
+
+.search-result-price {
+  font-weight: 600;
+  color: #28a745;
+}
+
+.search-result-custom-price {
+  font-size: 12px;
+  color: #ffc107;
+  font-weight: 500;
+}
+
+.anticipo-section {
+  margin-top: 15px;
+}
+
+.anticipo-form-card {
+  background: #fff;
+  border: 2px solid #28a745;
+  border-radius: 8px;
+  padding: 15px;
+}
+
+.anticipo-header {
+  display: flex;
+  align-items: center;
+  margin-bottom: 15px;
+}
+
+.anticipo-header .category-icon {
+  margin-right: 8px;
+  font-size: 20px;
+}
+
+.anticipo-header h4 {
+  margin: 0;
+  color: #28a745;
+}
+
+.search-help {
+  background: #e7f3ff;
+  border: 1px solid #b3d9ff;
+  border-radius: 6px;
+  padding: 10px 15px;
+  margin-top: 15px;
+}
+
+.search-help p {
+  margin: 0;
+  font-size: 14px;
+  color: #0066cc;
+}
+
+.search-empty {
+  padding: 20px;
+  text-align: center;
+  color: #6c757d;
+  font-style: italic;
+}
+
+/* Animación para notificaciones */
+@keyframes slideIn {
+  from {
+    transform: translateX(100%);
+    opacity: 0;
+  }
+  to {
+    transform: translateX(0);
+    opacity: 1;
+  }
+}
+
 /* Estilos generales y tipografías */
 body {
   font-family: 'Open Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;