diff --git a/.gitignore b/.gitignore
index 391c439..55d728a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,14 +1,5 @@
 node_modules/
-
 .env
-
 database.sqlite
-
-storage/logs/*
-storage/backups/*
-
-public/uploads/*
-
-.vscode
-
-.idea
\ No newline at end of file
+*.sqlite-shm
+*.sqlite-wal
diff --git a/app.js b/app.js
index 3c51a4c..54842e9 100644
--- a/app.js
+++ b/app.js
@@ -10,6 +10,11 @@ const socketHandlers = require("./sockets/handlers");
 const app = createApp();
 
 const server = http.createServer(app);
+const io = new Server(server);
+
+io.use((socket, next) => session(socket.request, {}, next));
+socketHandlers(io);
+app.locals.io = io;
 
 const io = new Server(server, {
     cors: {
diff --git a/config/express.js b/config/express.js
index e0267d9..99e2fe5 100644
--- a/config/express.js
+++ b/config/express.js
@@ -57,24 +57,29 @@ module.exports = () => {
 
     app.use(session);
 
-    app.use(flash());
+app.use(flash());
 
-    app.use(userMiddleware);
+app.use(userMiddleware);
 
-    app.use((req, res, next) => {
-
-        res.locals.user = req.user || null;
-
-        res.locals.success = req.flash("success");
-        res.locals.error = req.flash("error");
-        res.locals.info = req.flash("info");
-        res.locals.warning = req.flash("warning");
-        
-        res.locals.title = res.locals.title || "PantryHub";
-
-        next();
+app.use((req, res, next) => {
+    res.set("X-PantryHub-Worktree", __dirname);
+    res.locals.user = req.user || null;
+    res.locals.success = req.flash("success");
+    res.locals.error = req.flash("error");
+    res.locals.info = req.flash("info");
+    res.locals.warning = req.flash("warning");
+    res.locals.title = "PantryHub";
+    next();
+});
 
+app.get("/__version", (req, res) => {
+    res.set("Cache-Control", "no-store");
+    res.json({
+        app: "PantryHub",
+        root: path.join(__dirname, ".."),
+        pid: process.pid
     });
+});
 
 
     app.use(
@@ -84,13 +89,11 @@ module.exports = () => {
     );
 
 
-    // API Routes
     app.use(
         "/api",
         require("../routes/api")
     );
 
-    // Web Routes
     app.use(
         "/",
         require("../routes/auth")
diff --git a/config/session.js b/config/session.js
index ad93068..70d1a3f 100644
--- a/config/session.js
+++ b/config/session.js
@@ -1,8 +1,9 @@
 const session = require("express-session");
 const BetterSqlite3Store = require("better-sqlite3-session-store")(session);
 const Database = require("better-sqlite3");
+const path = require("path");
 
-const db = new Database("sessions.sqlite");
+const db = new Database(path.join(__dirname, "..", "sessions.sqlite"));
 
 module.exports = session({
 
diff --git a/controllers/ProductController.js b/controllers/ProductController.js
index 2e39d0f..c359175 100644
--- a/controllers/ProductController.js
+++ b/controllers/ProductController.js
@@ -3,51 +3,54 @@ require("../services/ProductService");
 
 const db = require("../config/database");
 
-
 class ProductController {
 
+
     index(req, res) {
 
         const products =
         ProductService.getProducts();
 
-        const categories = db.prepare(`
-            SELECT * FROM categories ORDER BY name
-        `).all();
-
-        res.locals.title = "Producten";
+        const categories = db.prepare(
+            "SELECT * FROM categories ORDER BY name"
+        ).all();
 
         res.render(
             "products/index",
             {
+                title:"Producten",
                 products,
-                categories,
-                user: req.user
+                categories
             }
+
         );
 
     }
 
     create(req, res) {
+        const name = (req.body.name || "").trim();
+        const categoryId = req.body.category_id
+            ? Number.parseInt(req.body.category_id, 10)
+            : null;
 
-        const { name, category_id } = req.body;
-
-        if (!name || name.trim().length === 0) {
-            req.flash("error", "Geef een productnaam op");
+        if (!name || (categoryId !== null && !Number.isInteger(categoryId))) {
+            req.flash("error", "Geef een geldige productnaam en categorie op.");
             return res.redirect("/products");
         }
 
         ProductService.createProduct({
-            name: name.trim(),
-            category_id: category_id || null
+            name,
+            category_id: categoryId
         });
 
-        req.flash("success", "Product toegevoegd");
+        req.flash("success", "Product toegevoegd.");
         res.redirect("/products");
-
     }
 
+
+
 }
 
+
 module.exports =
 new ProductController();
\ No newline at end of file
diff --git a/controllers/ShoppingListController.js b/controllers/ShoppingListController.js
index 6b23544..eff516d 100644
--- a/controllers/ShoppingListController.js
+++ b/controllers/ShoppingListController.js
@@ -1,179 +1,71 @@
-const ShoppingListRepository = require("../repositories/ShoppingListRepository");
 const ProductRepository = require("../repositories/ProductRepository");
+const ShoppingListRepository = require("../repositories/ShoppingListRepository");
 
 class ShoppingListController {
-
     index(req, res) {
-        
-        const lists = ShoppingListRepository.getByHousehold(
-            req.user.household_id
-        );
-
+        const lists = ShoppingListRepository.getByHousehold(req.user.household_id);
         res.locals.title = "Boodschappenlijsten";
-
-        res.render("lists/index", {
-            lists,
-            user: req.user
-        });
-
+        res.render("lists/index", { lists, user: req.user });
     }
 
     create(req, res) {
-        
-        const { name } = req.body;
-
-        if (!name || name.trim().length === 0) {
-            req.flash("error", "Geef een naam op");
+        const name = (req.body.name || "").trim();
+        if (!name) {
+            req.flash("error", "Geef een lijstnaam op");
             return res.redirect("/lists");
         }
-
-        // Check if user has a household
-        if (!req.user || !req.user.household_id) {
-            req.flash("error", "Je bent niet aan een huishouden gekoppeld");
-            return res.redirect("/lists");
-        }
-
-        ShoppingListRepository.create({
-            household_id: req.user.household_id,
-            name: name.trim()
-        });
-
+        ShoppingListRepository.create(req.user.household_id, name);
         req.flash("success", "Boodschappenlijst aangemaakt");
         res.redirect("/lists");
-
     }
 
     show(req, res) {
-        
-        const { id } = req.params;
-
-        const list = ShoppingListRepository.getById(id);
-
-        if (!list) {
-            return res.status(404).render("errors/404");
-        }
-
-        if (list.household_id !== req.user.household_id) {
-            return res.status(403).render("errors/404");
-        }
-
-        const items = ShoppingListRepository.getItems(id);
-
+        const list = ShoppingListRepository.findById(req.params.id, req.user.household_id);
+        if (!list) return res.status(404).render("errors/404");
         res.locals.title = list.name;
-
         res.render("lists/show", {
             list,
-            items,
+            items: ShoppingListRepository.getItems(list.id),
+            products: ProductRepository.getAll(),
             user: req.user
         });
-
     }
 
     addItem(req, res) {
-        
-        const { id } = req.params;
-        const { product_id, amount } = req.body;
-
-        const list = ShoppingListRepository.getById(id);
-
-        if (!list) {
-            return res.status(404).json({ error: "Lijst niet gevonden" });
+        const list = ShoppingListRepository.findById(req.params.id, req.user.household_id);
+        const productId = Number.parseInt(req.body.product_id, 10);
+        const amount = Number.parseFloat(req.body.amount || "1");
+        const product = Number.isInteger(productId) ? ProductRepository.findById(productId) : null;
+        if (!list || !product || !Number.isFinite(amount) || amount <= 0) {
+            req.flash("error", "Ongeldig product of ongeldige hoeveelheid");
+            return res.redirect(`/lists/${req.params.id}`);
         }
-
-        if (list.household_id !== req.user.household_id) {
-            return res.status(403).json({ error: "Niet gemachtigd" });
-        }
-
-        const product = ProductRepository.findById(product_id);
-
-        if (!product) {
-            return res.status(404).json({ error: "Product niet gevonden" });
-        }
-
-        const quantity = Number(amount);
-        if (!Number.isFinite(quantity) || quantity <= 0 || quantity > 999) {
-            req.flash("error", "Vul een geldige hoeveelheid in");
-            return res.redirect(`/lists/${id}`);
-        }
-
-        const item = ShoppingListRepository.addItem({
-            list_id: id,
-            product_id,
-            amount: quantity
-        });
-
-        req.app.locals.io.to(`household:${req.user.household_id}`).emit("item:added", {
-            listId: Number(id)
-        });
-
-        req.flash("success", "Product toegevoegd");
-
-        if (req.xhr || req.headers.accept?.includes("application/json")) {
-            return res.json({ success: true, item });
-        }
-
-        res.redirect(`/lists/${id}`);
-
+        ShoppingListRepository.addItem(list.id, product.id, amount);
+        res.redirect(`/lists/${list.id}`);
     }
 
     toggleItem(req, res) {
-        
-        const { id, itemId } = req.params;
-
-        const list = ShoppingListRepository.getById(id);
-
-        if (!list || list.household_id !== req.user.household_id) {
-            return res.status(403).json({ error: "Niet gemachtigd" });
-        }
-
-        if (!ShoppingListRepository.findItem(id, itemId)) {
-            return res.status(404).json({ error: "Item niet gevonden" });
-        }
-
-        ShoppingListRepository.toggleItem(itemId);
-
-        req.app.locals.io.to(`household:${req.user.household_id}`).emit("item:toggled", {
-            listId: Number(id), itemId: Number(itemId)
-        });
-
-        if (req.xhr || req.headers.accept?.includes("application/json")) {
-            return res.json({ success: true });
-        }
-
-        res.redirect(`/lists/${id}`);
-
+        const list = ShoppingListRepository.findById(req.params.id, req.user.household_id);
+        if (!list) return res.status(404).render("errors/404");
+        ShoppingListRepository.toggleItem(list.id, req.params.itemId);
+        this.broadcastUpdate(req, list.id);
+        res.redirect(`/lists/${list.id}`);
     }
 
     deleteItem(req, res) {
-        
-        const { id, itemId } = req.params;
-
-        const list = ShoppingListRepository.getById(id);
-
-        if (!list || list.household_id !== req.user.household_id) {
-            return res.status(403).json({ error: "Niet gemachtigd" });
-        }
-
-        if (!ShoppingListRepository.findItem(id, itemId)) {
-            return res.status(404).json({ error: "Item niet gevonden" });
-        }
-
-        ShoppingListRepository.deleteItem(itemId);
-
-        req.app.locals.io.to(`household:${req.user.household_id}`).emit("item:removed", {
-            listId: Number(id), itemId: Number(itemId)
-        });
-
-        req.flash("success", "Product verwijderd");
-
-        if (req.method === "DELETE" || req.xhr || req.headers.accept?.includes("application/json")) {
-            return res.json({ success: true });
-        }
-
-        res.redirect(`/lists/${id}`);
-
+        const list = ShoppingListRepository.findById(req.params.id, req.user.household_id);
+        if (!list) return res.status(404).json({ error: "Lijst niet gevonden" });
+        const result = ShoppingListRepository.deleteItem(list.id, req.params.itemId);
+        if (result.changes === 0) return res.status(404).json({ error: "Product niet gevonden" });
+        this.broadcastUpdate(req, list.id);
+        res.json({ success: true });
     }
 
+    broadcastUpdate(req, listId) {
+        if (req.app.locals.io) {
+            req.app.locals.io.to(`list:${listId}`).emit("list:updated", { listId });
+        }
+    }
 }
 
 module.exports = new ShoppingListController();
diff --git a/database/seed.js b/database/seed.js
index 91c1f4d..bc1115b 100644
--- a/database/seed.js
+++ b/database/seed.js
@@ -2,96 +2,42 @@ require("dotenv").config();
 
 const db = require("../config/database");
 
-
 const categories = [
-
     ["Groente", "🥬"],
-
     ["Fruit", "🍎"],
-
     ["Zuivel", "🥛"],
-
     ["Brood", "🍞"],
-
     ["Dranken", "🥤"],
-
     ["Huishouden", "🧻"]
-
 ];
 
 const products = [
-
-    [
-        "Melk",
-        3
-    ],
-
-    [
-        "Bananen",
-        2
-    ],
-
-    [
-        "Brood",
-        4
-    ],
-
-    [
-        "Koffie",
-        5
-    ],
-
-    [
-        "WC papier",
-        6
-    ]
-
+    ["Melk", "Zuivel"],
+    ["Bananen", "Fruit"],
+    ["Brood", "Brood"],
+    ["Koffie", "Dranken"],
+    ["WC papier", "Huishouden"]
 ];
 
-
 const insertCategory = db.prepare(`
-
-INSERT INTO categories (name, icon)
-SELECT ?, ?
-WHERE NOT EXISTS (SELECT 1 FROM categories WHERE name = ?)
-
+    INSERT OR IGNORE INTO categories (name, icon) VALUES (?, ?)
 `);
 
-const seedCategories = db.transaction(() => {
-
-    for (const category of categories) {
-        insertCategory.run(category[0], category[1], category[0]);
-    }
-
-});
-
-seedCategories();
-
 const insertProduct = db.prepare(`
-
-INSERT INTO products (name, category_id)
-SELECT ?, ?
-WHERE NOT EXISTS (SELECT 1 FROM products WHERE name = ?)
-
+    INSERT OR IGNORE INTO products (name, category_id) VALUES (?, ?)
 `);
 
-
-
-
-const seedProducts = db.transaction(() => {
-
-
-    for(const product of products){
-
-        insertProduct.run(product[0], product[1], product[0]);
-
+db.transaction(() => {
+    for (const category of categories) {
+        insertCategory.run(category);
     }
 
-
-});
-
-
-seedProducts();
-
+    for (const [name, categoryName] of products) {
+        const category = db.prepare(
+            "SELECT id FROM categories WHERE name = ?"
+        ).get(categoryName);
+        insertProduct.run(name, category.id);
+    }
+})();
 
 console.log("Seed voltooid.");
diff --git a/public/js/app.js b/public/js/app.js
index 71b89d7..9d68a52 100644
--- a/public/js/app.js
+++ b/public/js/app.js
@@ -1,48 +1,11 @@
-// Socket.IO Client
-const socket = typeof io === 'function' ? io() : null;
+(() => {
+    const socket = window.io && window.io();
+    if (!socket) return;
 
-// Join household room if available
-const householdId = document.querySelector('[data-household-id]')?.dataset.householdId;
-if (socket && householdId) {
-    socket.emit('join:household', householdId);
-}
+    const listMatch = window.location.pathname.match(/^\/lists\/(\d+)$/);
+    if (listMatch) socket.emit("list:join", listMatch[1]);
 
-// Real-time list updates
-socket?.on('list:updated', (data) => {
-    console.log('📝 Lijst bijgewerkt:', data);
-    window.location.reload();
-});
-
-socket?.on('item:added', (data) => {
-    console.log('➕ Item toegevoegd:', data);
-    window.location.reload();
-});
-
-socket?.on('item:toggled', (data) => {
-    console.log('✓ Item afgevinkt:', data);
-    window.location.reload();
-});
-
-socket?.on('item:removed', (data) => {
-    console.log('✕ Item verwijderd:', data);
-    window.location.reload();
-});
-
-// Auto-remove alerts
-document.addEventListener("DOMContentLoaded", () => {
-
-    setTimeout(() => {
-
-        document
-            .querySelectorAll(".alert")
-            .forEach(alert => {
-
-                alert.remove();
-
-            });
-
-    }, 4000);
-
-});
-
-console.log('✅ PantryHub app geladen');
+    socket.on("list:updated", ({ listId }) => {
+        if (window.location.pathname === `/lists/${listId}`) window.location.reload();
+    });
+})();
diff --git a/public/service-worker.js b/public/service-worker.js
index 7e1d1d7..e7aadf2 100644
--- a/public/service-worker.js
+++ b/public/service-worker.js
@@ -1,98 +1,43 @@
-const CACHE_NAME = 'pantryhub-v2';
-const urlsToCache = [
-    '/',
-    '/css/style.css',
-    '/js/app.js',
-    '/manifest.json',
-    '/icons/icon.svg'
-];
+const CACHE_NAME = "pantryhub-static-v3";
 
-// Install event
-self.addEventListener('install', (event) => {
+self.addEventListener("install", () => {
+    self.skipWaiting();
+});
+
+self.addEventListener("activate", (event) => {
     event.waitUntil(
-        caches.open(CACHE_NAME).then((cache) => {
-            return cache.addAll(urlsToCache).catch(err => {
-                console.log('Cache addAll error:', err);
+        caches.keys().then((keys) =>
+            Promise.all(
+                keys
+                    .filter((key) => key !== CACHE_NAME)
+                    .map((key) => caches.delete(key))
+            )
+        ).then(() => self.clients.claim())
+    );
+});
+
+self.addEventListener("fetch", (event) => {
+    if (event.request.method !== "GET") return;
+
+    const url = new URL(event.request.url);
+    if (url.origin !== self.location.origin) return;
+
+    // Authenticated HTML and API responses must never be served from stale cache.
+    if (event.request.mode === "navigate" || url.pathname.startsWith("/api/")) {
+        event.respondWith(fetch(event.request));
+        return;
+    }
+
+    event.respondWith(
+        caches.match(event.request).then((cached) => {
+            if (cached) return cached;
+            return fetch(event.request).then((response) => {
+                if (response.ok && response.type === "basic") {
+                    const copy = response.clone();
+                    caches.open(CACHE_NAME).then((cache) => cache.put(event.request, copy));
+                }
+                return response;
             });
         })
     );
 });
-
-// Activate event
-self.addEventListener('activate', (event) => {
-    event.waitUntil(
-        caches.keys().then((cacheNames) => {
-            return Promise.all(
-                cacheNames.map((cacheName) => {
-                    if (cacheName !== CACHE_NAME) {
-                        return caches.delete(cacheName);
-                    }
-                })
-            );
-        })
-    );
-});
-
-// Fetch event
-self.addEventListener('fetch', (event) => {
-    // Skip non-GET requests
-    if (event.request.method !== 'GET') {
-        return;
-    }
-
-    // Browser extensions and third-party resources cannot be stored by Cache API.
-    // Only handle same-origin HTTP(S) requests belonging to PantryHub.
-    const url = new URL(event.request.url);
-    if (!['http:', 'https:'].includes(url.protocol) || url.origin !== self.location.origin) {
-        return;
-    }
-
-    // For API calls, use network-first strategy
-    if (event.request.url.includes('/api/')) {
-        event.respondWith(
-            fetch(event.request)
-                .then(response => {
-                    const responseClone = response.clone();
-                    caches.open(CACHE_NAME).then(cache => {
-                        cache.put(event.request, responseClone);
-                    });
-                    return response;
-                })
-                .catch(() => {
-                    return caches.match(event.request);
-                })
-        );
-        return;
-    }
-
-    // For other requests, use cache-first strategy
-    event.respondWith(
-        caches.match(event.request)
-            .then(response => {
-                if (response) {
-                    return response;
-                }
-                return fetch(event.request).then(response => {
-                    if (!response || response.status !== 200 || response.type !== 'basic') {
-                        return response;
-                    }
-                    const responseClone = response.clone();
-                    caches.open(CACHE_NAME)
-                        .then(cache => {
-                            cache.put(event.request, responseClone);
-                        });
-                    return response;
-                });
-            })
-            .catch(() => {
-                // Return offline page or empty response
-                return new Response('Offline - pagina niet beschikbaar', {
-                    status: 503,
-                    statusText: 'Service Unavailable',
-                    headers: new Headers({
-                        'Content-Type': 'text/plain'
-                    })
-                });
-            })
-    );
-});
diff --git a/repositories/ShoppingListRepository.js b/repositories/ShoppingListRepository.js
index f58f80f..0220924 100644
--- a/repositories/ShoppingListRepository.js
+++ b/repositories/ShoppingListRepository.js
@@ -1,108 +1,71 @@
 const db = require("../config/database");
 
 class ShoppingListRepository {
-
     getByHousehold(householdId) {
-        
         return db.prepare(`
-            SELECT 
-                shopping_lists.*,
-                COUNT(shopping_list_items.id) as item_count,
-                SUM(CASE WHEN shopping_list_items.checked = 1 THEN 1 ELSE 0 END) as checked_count
+            SELECT shopping_lists.*,
+                   COUNT(shopping_list_items.id) AS item_count,
+                   COALESCE(SUM(shopping_list_items.checked), 0) AS checked_count
             FROM shopping_lists
-            LEFT JOIN shopping_list_items 
-                ON shopping_lists.id = shopping_list_items.list_id
-            WHERE shopping_lists.household_id = ?
-            AND shopping_lists.archived = 0
+            LEFT JOIN shopping_list_items
+                ON shopping_list_items.list_id = shopping_lists.id
+            WHERE shopping_lists.household_id = ? AND shopping_lists.archived = 0
             GROUP BY shopping_lists.id
-            ORDER BY shopping_lists.created_at DESC
+            ORDER BY shopping_lists.created_at DESC, shopping_lists.id DESC
         `).all(householdId);
-
     }
 
-    getById(id) {
-        
+    findById(id, householdId) {
         return db.prepare(`
-            SELECT * FROM shopping_lists WHERE id = ?
-        `).get(id);
-
-    }
-
-    create(data) {
-        
-        return db.prepare(`
-            INSERT INTO shopping_lists
-            (household_id, name)
-            VALUES (?, ?)
-        `).run(data.household_id, data.name);
-
+            SELECT * FROM shopping_lists
+            WHERE id = ? AND household_id = ?
+        `).get(id, householdId);
     }
 
     getItems(listId) {
-        
         return db.prepare(`
-            SELECT 
-                shopping_list_items.*,
-                products.name as product_name,
-                categories.name as category_name,
-                categories.icon as category_icon
+            SELECT shopping_list_items.*, products.name AS product_name,
+                   categories.name AS category_name, categories.icon AS category_icon
             FROM shopping_list_items
             JOIN products ON products.id = shopping_list_items.product_id
             LEFT JOIN categories ON categories.id = products.category_id
             WHERE shopping_list_items.list_id = ?
-            ORDER BY shopping_list_items.checked ASC, shopping_list_items.sort_order ASC
+            ORDER BY shopping_list_items.checked ASC,
+                     shopping_list_items.sort_order ASC,
+                     shopping_list_items.created_at ASC
         `).all(listId);
-
     }
 
-    addItem(data) {
-        
+    create(householdId, name) {
         return db.prepare(`
-            INSERT INTO shopping_list_items
-            (list_id, product_id, amount)
-            VALUES (?, ?, ?)
-        `).run(data.list_id, data.product_id, data.amount);
-
+            INSERT INTO shopping_lists (household_id, name) VALUES (?, ?)
+        `).run(householdId, name);
     }
 
-    findItem(listId, itemId) {
-
+    addItem(listId, productId, amount) {
+        const nextSortOrder = db.prepare(`
+            SELECT COALESCE(MAX(sort_order), -1) + 1 AS value
+            FROM shopping_list_items WHERE list_id = ?
+        `).get(listId).value;
         return db.prepare(`
-            SELECT id FROM shopping_list_items
-            WHERE id = ? AND list_id = ?
-        `).get(itemId, listId);
-
+            INSERT INTO shopping_list_items (list_id, product_id, amount, sort_order)
+            VALUES (?, ?, ?, ?)
+        `).run(listId, productId, amount, nextSortOrder);
     }
 
-    toggleItem(itemId) {
-        
+    toggleItem(listId, itemId) {
         return db.prepare(`
             UPDATE shopping_list_items
-            SET checked = CASE WHEN checked = 1 THEN 0 ELSE 1 END
-            WHERE id = ?
-        `).run(itemId);
-
+            SET checked = CASE checked WHEN 0 THEN 1 ELSE 0 END
+            WHERE id = ? AND list_id = ?
+        `).run(itemId, listId);
     }
 
-    deleteItem(itemId) {
-        
+    deleteItem(listId, itemId) {
         return db.prepare(`
-            DELETE FROM shopping_list_items
-            WHERE id = ?
-        `).run(itemId);
-
+            DELETE FROM shopping_list_items WHERE id = ? AND list_id = ?
+        `).run(itemId, listId);
     }
-
-    archiveList(listId) {
-        
-        return db.prepare(`
-            UPDATE shopping_lists
-            SET archived = 1
-            WHERE id = ?
-        `).run(listId);
-
-    }
-
 }
 
 module.exports = new ShoppingListRepository();
diff --git a/routes/api.js b/routes/api.js
index ae7f8f3..718c462 100644
--- a/routes/api.js
+++ b/routes/api.js
@@ -1,43 +1,8 @@
 const router = require("express").Router();
-
 const auth = require("../middleware/auth");
-
 const ProductRepository = require("../repositories/ProductRepository");
-const ShoppingListRepository = require("../repositories/ShoppingListRepository");
 
-// Get all products
-router.get("/products", auth, (req, res) => {
-
-    const products = ProductRepository.getAll();
-
-    res.json(products);
-
-});
-
-// Get shopping lists for household
-router.get("/lists", auth, (req, res) => {
-
-    const lists = ShoppingListRepository.getByHousehold(
-        req.user.household_id
-    );
-
-    res.json(lists);
-
-});
-
-// Get shopping list items
-router.get("/lists/:id/items", auth, (req, res) => {
-
-    const list = ShoppingListRepository.getById(req.params.id);
-
-    if (!list || list.household_id !== req.user.household_id) {
-        return res.status(403).json({ error: "Not authorized" });
-    }
-
-    const items = ShoppingListRepository.getItems(req.params.id);
-
-    res.json(items);
-
-});
+router.use(auth);
+router.get("/products", (req, res) => res.json(ProductRepository.getAll()));
 
 module.exports = router;
diff --git a/routes/web.js b/routes/web.js
index 0702f36..94ae778 100644
--- a/routes/web.js
+++ b/routes/web.js
@@ -20,6 +20,27 @@ router.get(
     DashboardController.index
 );
 
+router.get(
+    "/household",
+    auth,
+    HouseholdController.index.bind(HouseholdController)
+);
+
+router.get(
+    "/products",
+
+    auth,
+
+    ProductController.index.bind(ProductController)
+
+);
+
+router.post(
+    "/products",
+    auth,
+    ProductController.create.bind(ProductController)
+);
+
 router.get(
     "/lists",
     auth,
@@ -56,22 +77,4 @@ router.delete(
     ShoppingListController.deleteItem.bind(ShoppingListController)
 );
 
-router.get(
-    "/household",
-    auth,
-    HouseholdController.index.bind(HouseholdController)
-);
-
-router.get(
-    "/products",
-    auth,
-    ProductController.index.bind(ProductController)
-);
-
-router.post(
-    "/products",
-    auth,
-    ProductController.create.bind(ProductController)
-);
-
 module.exports = router;
\ No newline at end of file
diff --git a/sockets/handlers.js b/sockets/handlers.js
index b269d7a..d623208 100644
--- a/sockets/handlers.js
+++ b/sockets/handlers.js
@@ -1,55 +1,12 @@
 const UserRepository = require("../repositories/UserRepository");
 
-module.exports = function(io) {
-
+module.exports = function registerSocketHandlers(io) {
     io.on("connection", (socket) => {
-
-        const userId = socket.request.session?.userId;
+        const userId = socket.request.session && socket.request.session.userId;
         const user = userId && UserRepository.findById(userId);
-
-        if (!user || !user.household_id) {
-            socket.disconnect(true);
-            return;
-        }
+        if (!user || !user.household_id) return socket.disconnect(true);
 
         socket.join(`household:${user.household_id}`);
-
-        console.log("🔌 Gebruiker verbonden:", socket.id);
-
-        socket.on("join:household", () => {
-            // The room is derived from the authenticated session above.
-        });
-
-        socket.on("list:updated", (data) => {
-
-            io.to(`household:${data.householdId}`).emit("list:updated", data);
-
-        });
-
-        socket.on("item:added", (data) => {
-
-            io.to(`household:${data.householdId}`).emit("item:added", data);
-
-        });
-
-        socket.on("item:toggled", (data) => {
-
-            io.to(`household:${data.householdId}`).emit("item:toggled", data);
-
-        });
-
-        socket.on("item:removed", (data) => {
-
-            io.to(`household:${data.householdId}`).emit("item:removed", data);
-
-        });
-
-        socket.on("disconnect", () => {
-
-            console.log("❌ Gebruiker verbroken:", socket.id);
-
-        });
-
+        socket.on("list:join", (listId) => socket.join(`list:${listId}`));
     });
-
 };
diff --git a/views/auth/login.ejs b/views/auth/login.ejs
index ed12ea3..caf6377 100644
--- a/views/auth/login.ejs
+++ b/views/auth/login.ejs
@@ -78,6 +78,10 @@
 
 </form>
 
+<p class="text-secondary mt-3">
+    Nog geen account? <a href="/register">Registreren</a>
+</p>
+
 
 </div>
 
diff --git a/views/layouts/main.ejs b/views/layouts/main.ejs
index 8c6ec7c..26b928d 100644
--- a/views/layouts/main.ejs
+++ b/views/layouts/main.ejs
@@ -1,5 +1,5 @@
-<!DOCTYPE html>
-<html lang="nl" data-household-id="<%= user?.household_id || '' %>">
+<!doctype html>
+<html lang="nl">
 
 <head>
 
@@ -7,26 +7,39 @@
 
 </head>
 
+
 <body>
 
+
+<div class="page">
+
     <%- include("../partials/navbar") %>
 
-    <main class="container-xl mt-4">
 
-        <%- include("../partials/flash") %>
+    <div class="page-wrapper">
 
-        <%- body %>
 
-    </main>
+        <div class="container-xl">
 
-    <%- include("../partials/footer") %>
+            <%- include("../partials/flash") %>
+            <%- body %>
 
-    <script src="https://cdn.jsdelivr.net/npm/@tabler/core@latest/dist/js/tabler.bundle.min.js"></script>
-    
-    <script src="/socket.io/socket.io.js"></script>
-    
-    <script src="/js/app.js"></script>
+        </div>
+
+
+        <%- include("../partials/footer") %>
+
+
+    </div>
+
+
+</div>
+
+
+<script src="https://cdn.jsdelivr.net/npm/@tabler/core@latest/dist/js/tabler.min.js"></script>
+<script src="/socket.io/socket.io.js"></script>
+<script src="/js/app.js"></script>
 
 </body>
 
-</html>
+</html>
\ No newline at end of file
diff --git a/views/lists/index.ejs b/views/lists/index.ejs
index c6c2d19..2cbd1e2 100644
--- a/views/lists/index.ejs
+++ b/views/lists/index.ejs
@@ -1,96 +1,42 @@
 <div class="page-header mb-4">
-
-    <h1>🛒 Boodschappenlijsten</h1>
-
+    <h1>Boodschappenlijsten</h1>
 </div>
 
 <div class="row">
-
     <div class="col-md-8">
-
         <div class="card">
-
             <div class="card-body">
-
-                <% if(lists.length === 0) { %>
-
-                    <p class="text-secondary">Je hebt nog geen boodschappenlijsten. Maak er een aan!</p>
-
+                <% if (lists.length === 0) { %>
+                    <p class="text-secondary">Je hebt nog geen boodschappenlijsten.</p>
                 <% } else { %>
-
                     <div class="list-group">
-
                         <% lists.forEach(list => { %>
-
                             <a href="/lists/<%= list.id %>" class="list-group-item list-group-item-action">
-
                                 <div class="d-flex justify-content-between">
-
                                     <strong><%= list.name %></strong>
-
-                                    <small class="text-secondary">
-                                        <%= list.checked_count || 0 %>/<%= list.item_count || 0 %> gedaan
-                                    </small>
-
+                                    <span><%= list.checked_count || 0 %>/<%= list.item_count || 0 %> gedaan</span>
                                 </div>
-
                                 <small class="text-muted">
-                                    Aangemaakt <%= new Date(list.created_at).toLocaleDateString('nl-NL') %>
+                                    Aangemaakt <%= new Date(list.created_at).toLocaleDateString("nl-NL") %>
                                 </small>
-
                             </a>
-
-                        <% }) %>
-
+                        <% }); %>
                     </div>
-
                 <% } %>
-
             </div>
-
         </div>
-
     </div>
-
     <div class="col-md-4">
-
         <div class="card">
-
-            <div class="card-header">
-
-                <h3 class="card-title">Nieuwe lijst</h3>
-
-            </div>
-
+            <div class="card-header"><h3 class="card-title">Nieuwe lijst</h3></div>
             <div class="card-body">
-
                 <form method="post" action="/lists">
-
-                    <div class="mb-3">
-
-                        <label class="form-label">Lijstnaam</label>
-
-                        <input 
-                            type="text" 
-                            class="form-control" 
-                            name="name" 
-                            placeholder="bijv. Weekboodschappen"
-                            required>
-
-                    </div>
-
-                    <button class="btn btn-primary w-100">
-
-                        Lijst aanmaken
-
-                    </button>
-
+                    <label class="form-label" for="list-name">Lijstnaam</label>
+                    <input id="list-name" class="form-control mb-3" type="text" name="name"
+                           placeholder="bijv. Weekboodschappen" required maxlength="120">
+                    <button class="btn btn-primary w-100" type="submit">Lijst aanmaken</button>
                 </form>
-
             </div>
-
         </div>
-
     </div>
-
 </div>
diff --git a/views/lists/show.ejs b/views/lists/show.ejs
index d75c036..ef7ee38 100644
--- a/views/lists/show.ejs
+++ b/views/lists/show.ejs
@@ -1,221 +1,69 @@
 <div class="page-header mb-4">
-
-    <a href="/lists" class="btn btn-link btn-icon">&larr;</a>
-
+    <a href="/lists" class="btn btn-link">&larr; Terug</a>
     <h1><%= list.name %></h1>
-
 </div>
 
 <div class="row">
-
     <div class="col-md-8">
-
         <div class="card">
-
             <div class="card-body">
-
-                <% if(items.length === 0) { %>
-
+                <% if (items.length === 0) { %>
                     <p class="text-secondary">Nog geen producten op de lijst.</p>
-
                 <% } else { %>
-
                     <div class="list-group">
-
                         <% items.forEach(item => { %>
-
-                            <div class="list-group-item">
-
-                                <div class="d-flex align-items-center">
-
-                                    <form method="post" action="/lists/<%= list.id %>/items/<%= item.id %>/toggle" style="display: inline;">
-
-                                        <input type="hidden" name="_method" value="POST">
-
-                                        <button class="btn btn-sm" style="border: none; background: none; padding: 0; margin-right: 10px;" 
-                                                onclick="this.closest('form').submit(); return false;">
-
-                                            <i class="icon icon-check" style="font-size: 20px; <% if(item.checked) { %>color: #00a651;<% } else { %>color: #ccc;<% } %>"></i>
-
-                                        </button>
-
-                                    </form>
-
-                                    <div class="flex-grow-1">
-
-                                        <strong <% if(item.checked) { %>style="text-decoration: line-through; color: #999;"<% } %>>
-
-                                            <%= item.product_name %>
-
-                                        </strong>
-
-                                        <% if(item.amount && item.amount !== 1) { %>
-
-                                            <span class="badge bg-info"><%= item.amount %></span>
-
-                                        <% } %>
-
-                                        <br>
-
-                                        <small class="text-secondary">
-
-                                            <%= item.category_icon || "" %> <%= item.category_name || "Geen categorie" %>
-
-                                        </small>
-
-                                    </div>
-
-                                    <form class="delete-item-form" action="/lists/<%= list.id %>/items/<%= item.id %>" style="display: inline;">
-
-                                        <button class="btn btn-sm btn-link text-danger" style="border: none;">✕</button>
-
-                                    </form>
-
+                            <div class="list-group-item d-flex align-items-center">
+                                <form method="post" action="/lists/<%= list.id %>/items/<%= item.id %>/toggle">
+                                    <button class="btn btn-sm me-2" type="submit" aria-label="Product afvinken">
+                                        <%= item.checked ? "☑" : "☐" %>
+                                    </button>
+                                </form>
+                                <div class="flex-grow-1">
+                                    <strong<% if (item.checked) { %> style="text-decoration: line-through"<% } %>>
+                                        <%= item.product_name %>
+                                    </strong>
+                                    <% if (item.amount !== 1) { %><span class="badge bg-info"><%= item.amount %></span><% } %>
+                                    <div class="small text-secondary"><%= item.category_icon || "" %> <%= item.category_name || "Geen categorie" %></div>
                                 </div>
-
+                                <form class="delete-item-form" method="post" action="/lists/<%= list.id %>/items/<%= item.id %>">
+                                    <button class="btn btn-sm btn-link text-danger" type="submit">Verwijder</button>
+                                </form>
                             </div>
-
-                        <% }) %>
-
+                        <% }); %>
                     </div>
-
                 <% } %>
-
             </div>
-
         </div>
-
     </div>
-
     <div class="col-md-4">
-
         <div class="card">
-
-            <div class="card-header">
-
-                <h3 class="card-title">Product toevoegen</h3>
-
-            </div>
-
+            <div class="card-header"><h3 class="card-title">Product toevoegen</h3></div>
             <div class="card-body">
-
-                <form method="post" action="/lists/<%= list.id %>/items" id="addItemForm">
-
-                    <div class="mb-3">
-
-                        <label class="form-label">Product</label>
-
-                        <input type="text" id="productSearch" class="form-control" placeholder="Zoek product..." autocomplete="off">
-
-                        <div id="productList" class="list-group mt-2" style="display: none; max-height: 300px; overflow-y: auto;"></div>
-
-                        <input type="hidden" id="productId" name="product_id" required>
-
-                        <small id="selectedProduct" class="text-secondary"></small>
-
-                    </div>
-
-                    <div class="mb-3">
-
-                        <label class="form-label">Hoeveelheid</label>
-
-                        <input 
-                            type="number" 
-                            class="form-control" 
-                            name="amount" 
-                            value="1" 
-                            step="0.5"
-                            min="0.5">
-
-                    </div>
-
-                    <button class="btn btn-primary w-100" type="submit" id="submitBtn" disabled>
-
-                        Toevoegen
-
-                    </button>
-
+                <form method="post" action="/lists/<%= list.id %>/items">
+                    <label class="form-label" for="product-id">Product</label>
+                    <select id="product-id" class="form-select mb-3" name="product_id" required>
+                        <option value="">Kies een product</option>
+                        <% (products || []).forEach(product => { %>
+                            <option value="<%= product.id %>"><%= product.name %></option>
+                        <% }); %>
+                    </select>
+                    <label class="form-label" for="amount">Hoeveelheid</label>
+                    <input id="amount" class="form-control mb-3" type="number" name="amount"
+                           value="1" min="0.5" step="0.5" required>
+                    <button class="btn btn-primary w-100" type="submit">Toevoegen</button>
                 </form>
-
             </div>
-
         </div>
-
     </div>
-
 </div>
 
 <script>
-let allProducts = [];
-
-// Load products from API
-fetch('/api/products')
-    .then(r => r.json())
-    .then(products => {
-        allProducts = products;
+    document.querySelectorAll(".delete-item-form").forEach((form) => {
+        form.addEventListener("submit", async (event) => {
+            event.preventDefault();
+            if (!confirm("Product verwijderen?")) return;
+            const response = await fetch(form.action, { method: "DELETE" });
+            if (response.ok) window.location.reload();
+        });
     });
-
-// Product search
-document.getElementById('productSearch').addEventListener('input', function() {
-    const search = this.value.toLowerCase();
-    const listEl = document.getElementById('productList');
-    
-    if (!search) {
-        listEl.style.display = 'none';
-        return;
-    }
-    
-    const filtered = allProducts.filter(p => 
-        p.name.toLowerCase().includes(search) || 
-        (p.category_name && p.category_name.toLowerCase().includes(search))
-    );
-    
-    listEl.replaceChildren();
-
-    filtered.forEach(product => {
-        const category = `${product.category_icon || ''} ${product.category_name || 'Geen categorie'}`.trim();
-        const button = document.createElement('button');
-        button.type = 'button';
-        button.className = 'list-group-item list-group-item-action text-start';
-
-        const name = document.createElement('strong');
-        name.textContent = product.name;
-        const categoryLabel = document.createElement('small');
-        categoryLabel.className = 'text-secondary';
-        categoryLabel.textContent = category;
-
-        button.append(name, document.createElement('br'), categoryLabel);
-        button.addEventListener('click', () => selectProduct(product.id, product.name, category));
-        listEl.append(button);
-    });
-    
-    listEl.style.display = 'block';
-});
-
-function selectProduct(id, name, category) {
-    document.getElementById('productId').value = id;
-    document.getElementById('productSearch').value = '';
-    document.getElementById('selectedProduct').textContent = name + ' - ' + category;
-    document.getElementById('productList').style.display = 'none';
-    document.getElementById('submitBtn').disabled = false;
-}
-
-// Handle form deletion
-document.querySelectorAll('.delete-item-form').forEach(form => {
-    form.addEventListener('submit', function(e) {
-        e.preventDefault();
-        if(confirm('Zeker weten?')) {
-            fetch(form.action, { method: 'DELETE' })
-                .then(r => r.json())
-                .then(() => window.location.reload());
-        }
-    });
-});
-
-// Close product list when clicking outside
-document.addEventListener('click', function(e) {
-    if (!e.target.closest('#productSearch') && !e.target.closest('#productList')) {
-        document.getElementById('productList').style.display = 'none';
-    }
-});
 </script>
diff --git a/views/partials/flash.ejs b/views/partials/flash.ejs
index d0c3177..0d02d3a 100644
--- a/views/partials/flash.ejs
+++ b/views/partials/flash.ejs
@@ -1,66 +1,12 @@
-<% if(success.length) { %>
-
-<div class="alert alert-success alert-dismissible" role="alert">
-
-    <%= success[0] %>
-
-    <button
-        type="button"
-        class="btn-close"
-        data-bs-dismiss="alert">
-    </button>
-
-</div>
-
+<% if (success && success.length) { %>
+    <div class="alert alert-success" role="alert"><%= success[0] %></div>
 <% } %>
-
-
-<% if(error.length) { %>
-
-<div class="alert alert-danger alert-dismissible" role="alert">
-
-    <%= error[0] %>
-
-    <button
-        type="button"
-        class="btn-close"
-        data-bs-dismiss="alert">
-    </button>
-
-</div>
-
+<% if (error && error.length) { %>
+    <div class="alert alert-danger" role="alert"><%= error[0] %></div>
 <% } %>
-
-
-<% if(info.length) { %>
-
-<div class="alert alert-info alert-dismissible" role="alert">
-
-    <%= info[0] %>
-
-    <button
-        type="button"
-        class="btn-close"
-        data-bs-dismiss="alert">
-    </button>
-
-</div>
-
+<% if (info && info.length) { %>
+    <div class="alert alert-info" role="alert"><%= info[0] %></div>
+<% } %>
+<% if (warning && warning.length) { %>
+    <div class="alert alert-warning" role="alert"><%= warning[0] %></div>
 <% } %>
-
-
-<% if(warning.length) { %>
-
-<div class="alert alert-warning alert-dismissible" role="alert">
-
-    <%= warning[0] %>
-
-    <button
-        type="button"
-        class="btn-close"
-        data-bs-dismiss="alert">
-    </button>
-
-</div>
-
-<% } %>
\ No newline at end of file
diff --git a/views/partials/head.ejs b/views/partials/head.ejs
index 77a32a5..ef9c1c3 100644
--- a/views/partials/head.ejs
+++ b/views/partials/head.ejs
@@ -2,29 +2,23 @@
 
 <meta name="viewport" content="width=device-width, initial-scale=1">
 
-<meta name="theme-color" content="#0066cc">
-
-<meta name="description" content="PantryHub - Realtime boodschappenapp">
 
 <title>
     <%= title || "PantryHub" %>
 </title>
 
-<link rel="manifest" href="/manifest.json">
 
-<link rel="icon" href="/icons/icon.svg" type="image/svg+xml">
-
-<link href="https://cdn.jsdelivr.net/npm/@tabler/core@latest/dist/css/tabler.min.css" rel="stylesheet">
-
-<link href="https://cdn.jsdelivr.net/npm/@tabler/icons@latest/tabler-icons.css" rel="stylesheet">
-
-<link href="/css/style.css" rel="stylesheet">
+<link
+href="https://cdn.jsdelivr.net/npm/@tabler/core@latest/dist/css/tabler.min.css"
+rel="stylesheet">
 
 <script>
-// Register service worker
-if ('serviceWorker' in navigator) {
-    navigator.serviceWorker.register('/service-worker.js')
-        .then(reg => console.log('✅ Service Worker registered'))
-        .catch(err => console.log('❌ Service Worker registration failed:', err));
+if ("serviceWorker" in navigator) {
+    navigator.serviceWorker.register("/service-worker.js", { updateViaCache: "none" });
 }
 </script>
+
+
+<link
+href="/css/style.css"
+rel="stylesheet">
\ No newline at end of file
diff --git a/views/partials/navbar.ejs b/views/partials/navbar.ejs
index 8ee021c..ed803ff 100644
--- a/views/partials/navbar.ejs
+++ b/views/partials/navbar.ejs
@@ -1,99 +1,24 @@
-<header class="navbar navbar-expand-lg navbar-light bg-white shadow-sm">
+<header class="navbar navbar-expand-md navbar-light d-print-none">
 
-    <div class="container-xl">
+<div class="container-xl">
 
-        <a class="navbar-brand fw-bold" href="/">
-            🛒 PantryHub
-        </a>
+<a class="navbar-brand" href="/">
 
-        <button class="navbar-toggler"
-                type="button"
-                data-bs-toggle="collapse"
-                data-bs-target="#navbarMenu">
+🛒 PantryHub
 
-            <span class="navbar-toggler-icon"></span>
-
-        </button>
-
-        <div class="collapse navbar-collapse" id="navbarMenu">
-
-            <% if (user) { %>
-
-            <ul class="navbar-nav me-auto">
-
-                <li class="nav-item">
-                    <a class="nav-link" href="/">Dashboard</a>
-                </li>
-
-                <li class="nav-item">
-                    <a class="nav-link" href="/lists">🛒 Lijsten</a>
-                </li>
-
-                <li class="nav-item">
-                    <a class="nav-link" href="/products">📦 Producten</a>
-                </li>
-
-                <li class="nav-item">
-                    <a class="nav-link" href="/household">👨‍👩‍👧 Huishouden</a>
-                </li>
-
-            </ul>
-
-            <ul class="navbar-nav">
-
-                <li class="nav-item dropdown">
-
-                    <a class="nav-link dropdown-toggle"
-                       href="#"
-                       data-bs-toggle="dropdown">
-
-                        👤 <%= user.name %>
-
-                    </a>
-
-                    <div class="dropdown-menu dropdown-menu-end">
-
-                        <span class="dropdown-item-text text-muted">
-                            <%= user.household_name %>
-                        </span>
-
-                        <div class="dropdown-divider"></div>
-
-                        <a class="dropdown-item" href="/profile">
-                            Profiel
-                        </a>
-
-                        <a class="dropdown-item" href="/settings">
-                            Instellingen
-                        </a>
-
-                        <div class="dropdown-divider"></div>
-
-                        <a class="dropdown-item text-danger"
-                           href="/logout">
-                            Uitloggen
-                        </a>
-
-                    </div>
-
-                </li>
-
-            </ul>
-
-            <% } else { %>
-
-            <div class="ms-auto">
-
-                <a href="/login" class="btn btn-primary">
-                    Inloggen
-                </a>
-
-            </div>
-
-            <% } %>
-
-        </div>
+</a>
 
+<% if (user) { %>
+    <div class="navbar-nav flex-row ms-auto">
+        <a class="nav-link" href="/">Dashboard</a>
+        <a class="nav-link" href="/lists">Lijsten</a>
+        <a class="nav-link" href="/products">Producten</a>
+        <a class="nav-link" href="/household">Huishouden</a>
+        <a class="nav-link text-danger" href="/logout">Uitloggen</a>
     </div>
+<% } %>
+
+
+</div>
 
 </header>
\ No newline at end of file
diff --git a/views/products/index.ejs b/views/products/index.ejs
index 705f6a1..a0c90c4 100644
--- a/views/products/index.ejs
+++ b/views/products/index.ejs
@@ -1,149 +1,53 @@
 <div class="page-header mb-4">
 
-    <h1>📦 Producten</h1>
+<h1>
+
+📦 Producten
+
+</h1>
 
 </div>
 
 <div class="row">
-
     <div class="col-md-8">
-
         <div class="card">
-
             <div class="card-body">
-
-                <% if(products.length === 0) { %>
-
+                <% if (products.length === 0) { %>
                     <p class="text-secondary">Nog geen producten.</p>
-
                 <% } else { %>
-
                     <div class="list-group">
-
-                        <% 
-                            const grouped = {};
-                            products.forEach(p => {
-                                const cat = p.category_name || 'Overig';
-                                if (!grouped[cat]) grouped[cat] = [];
-                                grouped[cat].push(p);
-                            });
-                        %>
-
-                        <% Object.keys(grouped).sort().forEach(cat => { %>
-
-                            <div class="list-group-item list-group-item-info">
-
-                                <strong><%= cat %></strong>
-
+                        <% products.forEach(product => { %>
+                            <div class="list-group-item">
+                                <strong><%= product.category_icon || "" %> <%= product.name %></strong>
+                                <div class="text-secondary"><%= product.category_name || "Geen categorie" %></div>
                             </div>
-
-                            <% grouped[cat].forEach(product => { %>
-
-                                <div class="list-group-item">
-
-                                    <div class="d-flex justify-content-between">
-
-                                        <strong>
-
-                                            <%= product.category_icon || "" %>
-
-                                            <%= product.name %>
-
-                                        </strong>
-
-                                        <small class="text-secondary">
-
-                                            <% if(product.barcode) { %>
-
-                                                📊 <%= product.barcode %>
-
-                                            <% } %>
-
-                                        </small>
-
-                                    </div>
-
-                                </div>
-
-                            <% }) %>
-
-                        <% }) %>
-
+                        <% }); %>
                     </div>
-
                 <% } %>
-
             </div>
-
         </div>
-
     </div>
 
     <div class="col-md-4">
-
         <div class="card">
-
-            <div class="card-header">
-
-                <h3 class="card-title">Nieuw product</h3>
-
-            </div>
-
+            <div class="card-header"><h3 class="card-title">Nieuw product</h3></div>
             <div class="card-body">
-
                 <form method="post" action="/products">
+                    <label class="form-label" for="product-name">Productnaam</label>
+                    <input id="product-name" class="form-control mb-3" type="text" name="name"
+                           placeholder="bijv. Melk" maxlength="120" required>
 
-                    <div class="mb-3">
-
-                        <label class="form-label">Productnaam</label>
-
-                        <input 
-                            type="text" 
-                            class="form-control" 
-                            name="name" 
-                            placeholder="bijv. Melk"
-                            required>
-
-                    </div>
-
-                    <div class="mb-3">
-
-                        <label class="form-label">Categorie</label>
-
-                        <select class="form-select" name="category_id">
-
-                            <option value="">-- Geen categorie --</option>
-
-                            <% if(categories) { %>
-
-                                <% categories.forEach(cat => { %>
-
-                                    <option value="<%= cat.id %>">
-
-                                        <%= cat.icon || "" %> <%= cat.name %>
-
-                                    </option>
-
-                                <% }) %>
-
-                            <% } %>
-
-                        </select>
-
-                    </div>
-
-                    <button class="btn btn-primary w-100">
-
-                        Product toevoegen
-
-                    </button>
+                    <label class="form-label" for="category-id">Categorie</label>
+                    <select id="category-id" class="form-select mb-3" name="category_id">
+                        <option value="">Geen categorie</option>
+                        <% (categories || []).forEach(category => { %>
+                            <option value="<%= category.id %>"><%= category.icon || "" %> <%= category.name %></option>
+                        <% }); %>
+                    </select>
 
+                    <button class="btn btn-primary w-100" type="submit">Product toevoegen</button>
                 </form>
-
             </div>
-
         </div>
-
     </div>
-
-</div>
+</div>
\ No newline at end of file