fix: add action list

book.html

@@ -51,6 +51,15 @@
             categories="Zen|#,Integrale spiritualiteit|#"
             ebook-available
           ></book-details>
+
+          <action-links-list>
+            <icon-link-button icon="wishlist" href="#">
+              Voeg toe aan verlanglijstje
+            </icon-link-button>
+            <icon-link-button icon="review" href="#">
+              Schrijf een recensie
+            </icon-link-button>
+          </action-links-list>
         </section>
 
         <div class="content-padding">

js/app.js

@@ -3,6 +3,9 @@
  * Imports and registers all web components
  */
 
+// Import cart store (must be first to set up window.cartStore)
+import cart from "./store/cart.js";
+
 // Import all components
 import "./components/site-header.js";
 import "./components/top-bar.js";
@@ -20,6 +23,9 @@ import "./components/cta-button.js";
 import "./components/category-card.js";
 import "./components/newsletter-signup.js";
 import "./components/book-details.js";
+import "./components/icon-cta-button.js";
+import "./components/icon-link-button.js";
+import "./components/action-links-list.js";
 
 // Import icon components
 import "./icons/menu-icon.js";
@@ -30,7 +36,56 @@ import "./icons/book-open-icon.js";
 import "./icons/clipboard-icon.js";
 import "./icons/chevron-down-icon.js";
 
-// App initialization (if needed)
+// App initialization
 document.addEventListener("DOMContentLoaded", () => {
   console.log("BookStore app initialized");
+
+  // Initialize cart badge on page load
+  const count = cart.getItemCount();
+  if (count > 0) {
+    window.dispatchEvent(
+      new CustomEvent("cart-updated", {
+        detail: {
+          items: cart.getItems(),
+          count: count,
+          total: cart.getTotal(),
+        },
+      })
+    );
+  }
+
+  // Listen for add-to-cart events from book-card and book-details components
+  document.addEventListener("add-to-cart", (event) => {
+    const { title, author, price, type, image } = event.detail || {};
+
+    if (title) {
+      cart.addItem({
+        title,
+        author: author || "",
+        price: price || "€ 0,00",
+        type: type || "physical",
+        image: image || "",
+      });
+
+      // Optional: Show feedback to user
+      console.log(`Added "${title}" to cart`);
+    }
+  });
+
+  // Listen for buy-ebook events from book-details component
+  document.addEventListener("buy-ebook", (event) => {
+    const { title } = event.detail || {};
+
+    if (title) {
+      cart.addItem({
+        title,
+        author: "",
+        price: "€ 0,00", // eBook price would come from component
+        type: "ebook",
+        image: "",
+      });
+
+      console.log(`Added eBook "${title}" to cart`);
+    }
+  });
 });

js/components/action-links-list.js

@@ -0,0 +1,36 @@
+/**
+ * Action Links List Component
+ * A container for icon link buttons with dividers
+ */
+class ActionLinksList extends HTMLElement {
+  constructor() {
+    super();
+    this.attachShadow({ mode: "open" });
+  }
+
+  connectedCallback() {
+    this.render();
+  }
+
+  render() {
+    this.shadowRoot.innerHTML = `
+      <style>
+        :host {
+          display: block;
+        }
+
+        .action-links-list {
+          display: flex;
+          flex-direction: column;
+          margin-top: var(--spacing-md, 1rem);
+          gap: var(--spacing-md, 1rem);
+        }
+      </style>
+      <div class="action-links-list">
+        <slot></slot>
+      </div>
+    `;
+  }
+}
+
+customElements.define("action-links-list", ActionLinksList);

js/components/book-details.js

@@ -2,7 +2,6 @@
  * Book Details Component
  * Displays book information with cover, metadata, and purchase buttons
  */
-import { shoppingBagIcon } from "../icons/shopping-bag.js";
 
 class BookDetails extends HTMLElement {
   static get observedAttributes() {
@@ -43,7 +42,7 @@ class BookDetails extends HTMLElement {
     const favoriteBtn = this.shadowRoot?.querySelector(".favorite-btn");
 
     if (addToCartBtn) {
-      addToCartBtn.addEventListener("click", () => {
+      addToCartBtn.addEventListener("button-click", () => {
         this.dispatchEvent(
           new CustomEvent("add-to-cart", {
             bubbles: true,
@@ -59,7 +58,7 @@ class BookDetails extends HTMLElement {
     }
 
     if (ebookBtn) {
-      ebookBtn.addEventListener("click", () => {
+      ebookBtn.addEventListener("button-click", () => {
         this.dispatchEvent(
           new CustomEvent("buy-ebook", {
             bubbles: true,
@@ -325,50 +324,6 @@ class BookDetails extends HTMLElement {
           flex-direction: column;
           gap: var(--spacing-sm, 0.5rem);
         }
-
-        .btn {
-          display: flex;
-          align-items: center;
-          justify-content: center;
-          gap: var(--spacing-sm, 0.5rem);
-          padding: 14px var(--spacing-md, 1rem);
-          border: none;
-          border-radius: var(--radius-lg, 0.75rem);
-          font-family: var(--font-family-outfit, "Outfit", sans-serif);
-          font-size: 16px;
-          font-weight: 400;
-          line-height: 24px;
-          cursor: pointer;
-          transition: opacity var(--transition-fast, 150ms ease);
-        }
-
-        .btn:hover {
-          opacity: 0.9;
-        }
-
-        .btn:active {
-          opacity: 0.8;
-        }
-
-        .btn-cart {
-          background-color: var(--color-purple, #951d51);
-          color: var(--color-text-inverse, #ffffff);
-        }
-
-        .btn-cart svg {
-          width: 20px;
-          height: 20px;
-        }
-
-        .btn-ebook {
-          background-color: var(--color-push-box-bg, #EBEEF4);
-          color: var(--color-text, #1e293b);
-        }
-
-        .btn-ebook svg {
-          width: 20px;
-          height: 20px;
-        }
       </style>
 
       <div class="book-details">
@@ -433,19 +388,15 @@ class BookDetails extends HTMLElement {
 
         <!-- Buttons -->
         <div class="buttons">
-          <button class="btn btn-cart">
+          <icon-cta-button class="btn-cart" icon="cart" variant="primary">
-            ${shoppingBagIcon({ size: 20, color: "#ffffff" })}
+            In winkelwagen
-            <span>In winkelwagen</span>
+          </icon-cta-button>
-          </button>
           ${
             this.ebookAvailable
               ? `
-          <button class="btn btn-ebook">
+          <icon-cta-button class="btn-ebook" icon="ebook" variant="secondary">
-            <svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
+            Koop eBook
-              <path d="M12 6.042A8.967 8.967 0 0 0 6 3.75c-1.052 0-2.062.18-3 .512v14.25A8.987 8.987 0 0 1 6 18c2.305 0 4.408.867 6 2.292m0-14.25a8.966 8.966 0 0 1 6-2.292c1.052 0 2.062.18 3 .512v14.25A8.987 8.987 0 0 0 18 18a8.967 8.967 0 0 0-6 2.292m0-14.25v14.25"></path>
+          </icon-cta-button>
-            </svg>
-            <span>Koop eBook</span>
-          </button>
           `
               : ""
           }

js/components/icon-cta-button.js

@@ -0,0 +1,152 @@
+/**
+ * Icon CTA Button Component
+ * Full-width button with icon and text, supports primary (purple) and secondary (gray) variants
+ * Extends the CTA button pattern with icon support
+ */
+import { cartIcon } from "../icons/cart-icon.js";
+import { ebookIcon } from "../icons/ebook-icon.js";
+
+class IconCtaButton extends HTMLElement {
+  static get observedAttributes() {
+    return ["href", "variant", "icon"];
+  }
+
+  constructor() {
+    super();
+    this.attachShadow({ mode: "open" });
+  }
+
+  connectedCallback() {
+    this.render();
+    this.setupEventListeners();
+  }
+
+  attributeChangedCallback() {
+    if (this.shadowRoot) {
+      this.render();
+      this.setupEventListeners();
+    }
+  }
+
+  setupEventListeners() {
+    const button = this.shadowRoot?.querySelector(".icon-cta-button");
+    if (button && !this.hasAttribute("href")) {
+      button.addEventListener("click", () => {
+        this.dispatchEvent(
+          new CustomEvent("button-click", {
+            bubbles: true,
+            composed: true,
+          })
+        );
+      });
+    }
+  }
+
+  get href() {
+    return this.getAttribute("href") || "";
+  }
+
+  get variant() {
+    return this.getAttribute("variant") || "primary"; // 'primary' or 'secondary'
+  }
+
+  get icon() {
+    return this.getAttribute("icon") || ""; // 'cart', 'ebook', or empty
+  }
+
+  getIconHtml() {
+    const isPrimary = this.variant === "primary";
+    const iconColor = isPrimary ? "#ffffff" : "currentColor";
+
+    switch (this.icon) {
+      case "cart":
+        return cartIcon({ size: 20, color: iconColor });
+      case "ebook":
+        return ebookIcon({ size: 20, color: iconColor });
+      default:
+        return "";
+    }
+  }
+
+  render() {
+    const isLink = this.hasAttribute("href") && this.href;
+    const tag = isLink ? "a" : "button";
+    const hrefAttr = isLink ? `href="${this.href}"` : "";
+    const typeAttr = isLink ? "" : 'type="button"';
+    const isPrimary = this.variant === "primary";
+    const iconHtml = this.getIconHtml();
+
+    this.shadowRoot.innerHTML = `
+      <style>
+        :host {
+          display: block;
+          width: 100%;
+        }
+
+        .icon-cta-button {
+          display: flex;
+          align-items: center;
+          justify-content: center;
+          gap: var(--spacing-sm, 0.5rem);
+          width: 100%;
+          padding: 14px var(--spacing-md, 1rem);
+          border: none;
+          border-radius: var(--radius-sm, 0.25rem);
+          font-family: var(--font-family-outfit, "Outfit", sans-serif);
+          font-size: 16px;
+          font-weight: 400;
+          line-height: 24px;
+          text-decoration: none;
+          cursor: pointer;
+          transition: opacity var(--transition-fast, 150ms ease);
+        }
+
+        .icon-cta-button:hover {
+          opacity: 0.9;
+        }
+
+        .icon-cta-button:active {
+          opacity: 0.8;
+        }
+
+        .icon-cta-button.primary {
+          background-color: var(--color-purple, #951d51);
+          color: var(--color-text-inverse, #ffffff);
+        }
+
+        .icon-cta-button.secondary {
+          background-color: var(--color-push-box-bg, #EBEEF4);
+          color: var(--color-text, #1e293b);
+        }
+
+        .icon {
+          display: flex;
+          align-items: center;
+          justify-content: center;
+          flex-shrink: 0;
+        }
+
+        .icon svg {
+          width: 20px;
+          height: 20px;
+        }
+
+        .button-text {
+          text-decoration: none;
+        }
+      </style>
+      <${tag} 
+        class="icon-cta-button ${isPrimary ? "primary" : "secondary"}" 
+        ${hrefAttr}
+        ${typeAttr}
+      >
+        ${iconHtml ? `<span class="icon">${iconHtml}</span>` : ""}
+        <span class="button-text">
+          <slot></slot>
+        </span>
+      </${tag}>
+    `;
+  }
+}
+
+customElements.define("icon-cta-button", IconCtaButton);

js/components/icon-link-button.js

@@ -0,0 +1,130 @@
+/**
+ * Icon Link Button Component
+ * A text link with an icon on the left
+ * Used for actions like "Add to wishlist", "Write a review"
+ */
+import { wishlistIcon } from "../icons/wishlist-icon.js";
+import { reviewIcon } from "../icons/review-icon.js";
+
+class IconLinkButton extends HTMLElement {
+  static get observedAttributes() {
+    return ["href", "icon"];
+  }
+
+  constructor() {
+    super();
+    this.attachShadow({ mode: "open" });
+  }
+
+  connectedCallback() {
+    this.render();
+    this.setupEventListeners();
+  }
+
+  attributeChangedCallback() {
+    if (this.shadowRoot) {
+      this.render();
+      this.setupEventListeners();
+    }
+  }
+
+  setupEventListeners() {
+    const button = this.shadowRoot?.querySelector(".icon-link-button");
+    if (button && !this.hasAttribute("href")) {
+      button.addEventListener("click", () => {
+        this.dispatchEvent(
+          new CustomEvent("link-click", {
+            bubbles: true,
+            composed: true,
+          })
+        );
+      });
+    }
+  }
+
+  get href() {
+    return this.getAttribute("href") || "";
+  }
+
+  get icon() {
+    return this.getAttribute("icon") || "";
+  }
+
+  getIconHtml() {
+    switch (this.icon) {
+      case "wishlist":
+        return wishlistIcon({ size: 24, color: "currentColor" });
+      case "review":
+        return reviewIcon({ size: 24, color: "currentColor" });
+      default:
+        return "";
+    }
+  }
+
+  render() {
+    const isLink = this.hasAttribute("href") && this.href;
+    const tag = isLink ? "a" : "button";
+    const hrefAttr = isLink ? `href="${this.href}"` : "";
+    const typeAttr = isLink ? "" : 'type="button"';
+    const iconHtml = this.getIconHtml();
+
+    this.shadowRoot.innerHTML = `
+      <style>
+        :host {
+          display: block;
+        }
+
+        .icon-link-button {
+          display: flex;
+          align-items: center;
+          gap: var(--spacing-md, 1rem);
+          background: none;
+          border: none;
+          font-family: var(--font-family-outfit, "Outfit", sans-serif);
+          font-size: 16px;
+          font-weight: 400;
+          line-height: 24px;
+          color: var(--color-text, #1e293b);
+          text-decoration: none;
+          cursor: pointer;
+          transition: opacity var(--transition-fast, 150ms ease);
+        }
+
+        .icon-link-button:hover {
+          opacity: 0.7;
+        }
+
+        .icon {
+          display: flex;
+          align-items: center;
+          justify-content: center;
+          flex-shrink: 0;
+          width: 24px;
+          height: 24px;
+        }
+
+        .icon svg {
+          width: 24px;
+          height: 24px;
+        }
+
+        .button-text {
+          text-decoration: underline;
+          text-underline-offset: 3px;
+        }
+      </style>
+      <${tag} 
+        class="icon-link-button" 
+        ${hrefAttr}
+        ${typeAttr}
+      >
+        ${iconHtml ? `<span class="icon">${iconHtml}</span>` : ""}
+        <span class="button-text">
+          <slot></slot>
+        </span>
+      </${tag}>
+    `;
+  }
+}
+
+customElements.define("icon-link-button", IconLinkButton);

js/icons/cart-icon.js

@@ -0,0 +1,31 @@
+/**
+ * Cart Icon (Lucide style shopping cart)
+ * @param {Object} props - Icon properties
+ * @param {number} props.size - Icon size (default: 20)
+ * @param {string} props.color - Icon color (default: currentColor)
+ * @param {number} props.strokeWidth - Stroke width (default: 2)
+ * @returns {string} SVG string
+ */
+export function cartIcon({
+  size = 20,
+  color = "currentColor",
+  strokeWidth = 2,
+} = {}) {
+  return `
+    <svg
+      xmlns="http://www.w3.org/2000/svg"
+      width="${size}"
+      height="${size}"
+      viewBox="0 0 24 24"
+      fill="none"
+      stroke="${color}"
+      stroke-width="${strokeWidth}"
+      stroke-linecap="round"
+      stroke-linejoin="round"
+    >
+      <circle cx="8" cy="21" r="1"/>
+      <circle cx="19" cy="21" r="1"/>
+      <path d="M2.05 2.05h2l2.66 12.42a2 2 0 0 0 2 1.58h9.78a2 2 0 0 0 1.95-1.57l1.65-7.43H5.12"/>
+    </svg>
+  `;
+}

js/icons/ebook-icon.js

@@ -0,0 +1,29 @@
+/**
+ * eBook Icon (Open book style)
+ * @param {Object} props - Icon properties
+ * @param {number} props.size - Icon size (default: 20)
+ * @param {string} props.color - Icon color (default: currentColor)
+ * @param {number} props.strokeWidth - Stroke width (default: 2)
+ * @returns {string} SVG string
+ */
+export function ebookIcon({
+  size = 20,
+  color = "currentColor",
+  strokeWidth = 2,
+} = {}) {
+  return `
+    <svg
+      xmlns="http://www.w3.org/2000/svg"
+      width="${size}"
+      height="${size}"
+      viewBox="0 0 24 24"
+      fill="none"
+      stroke="${color}"
+      stroke-width="${strokeWidth}"
+      stroke-linecap="round"
+      stroke-linejoin="round"
+    >
+      <path d="M12 6.042A8.967 8.967 0 0 0 6 3.75c-1.052 0-2.062.18-3 .512v14.25A8.987 8.987 0 0 1 6 18c2.305 0 4.408.867 6 2.292m0-14.25a8.966 8.966 0 0 1 6-2.292c1.052 0 2.062.18 3 .512v14.25A8.987 8.987 0 0 0 18 18a8.967 8.967 0 0 0-6 2.292m0-14.25v14.25"/>
+    </svg>
+  `;
+}

js/icons/review-icon.js

@@ -0,0 +1,31 @@
+/**
+ * Review Icon (person with star)
+ * @param {Object} props - Icon properties
+ * @param {number} props.size - Icon size (default: 24)
+ * @param {string} props.color - Icon color (default: currentColor)
+ * @param {number} props.strokeWidth - Stroke width (default: 2)
+ * @returns {string} SVG string
+ */
+export function reviewIcon({
+  size = 24,
+  color = "currentColor",
+  strokeWidth = 2,
+} = {}) {
+  return `
+    <svg
+      xmlns="http://www.w3.org/2000/svg"
+      width="${size}"
+      height="${size}"
+      viewBox="0 0 24 24"
+      fill="none"
+      stroke="${color}"
+      stroke-width="${strokeWidth}"
+      stroke-linecap="round"
+      stroke-linejoin="round"
+    >
+      <circle cx="9" cy="7" r="4"/>
+      <path d="M3 21v-2a4 4 0 0 1 4-4h4a4 4 0 0 1 4 4v2"/>
+      <polygon points="19 8 20.5 11 24 11.5 21.5 14 22 17.5 19 16 16 17.5 16.5 14 14 11.5 17.5 11 19 8"/>
+    </svg>
+  `;
+}

js/icons/shopping-bag-icon.js

@@ -1,19 +1,49 @@
 /**
  * Shopping Bag Icon Web Component
- * A reusable shopping bag/cart icon element
+ * A reusable shopping bag/cart icon element with optional badge count
  */
 class ShoppingBagIcon extends HTMLElement {
   static get observedAttributes() {
-    return ["size", "color", "stroke-width"];
+    return ["size", "color", "stroke-width", "count"];
   }
 
   constructor() {
     super();
     this.attachShadow({ mode: "open" });
+    this.handleCartUpdate = this.handleCartUpdate.bind(this);
   }
 
   connectedCallback() {
     this.render();
+    // Listen for cart updates
+    window.addEventListener("cart-updated", this.handleCartUpdate);
+    // Initialize count from cart store if available
+    this.initializeCount();
+  }
+
+  disconnectedCallback() {
+    window.removeEventListener("cart-updated", this.handleCartUpdate);
+  }
+
+  initializeCount() {
+    // Wait for cart store to be available
+    setTimeout(() => {
+      if (window.cartStore) {
+        const count = window.cartStore.getItemCount();
+        if (count > 0) {
+          this.setAttribute("count", count.toString());
+        }
+      }
+    }, 0);
+  }
+
+  handleCartUpdate(event) {
+    const { count } = event.detail;
+    if (count > 0) {
+      this.setAttribute("count", count.toString());
+    } else {
+      this.removeAttribute("count");
+    }
   }
 
   attributeChangedCallback() {
@@ -32,18 +62,58 @@ class ShoppingBagIcon extends HTMLElement {
     return this.getAttribute("stroke-width") || "2";
   }
 
+  get count() {
+    const countAttr = this.getAttribute("count");
+    return countAttr ? parseInt(countAttr, 10) : 0;
+  }
+
   render() {
+    const showBadge = this.count > 0;
+    const displayCount = this.count > 99 ? "99+" : this.count.toString();
+
     this.shadowRoot.innerHTML = `
       <style>
         :host {
           display: inline-flex;
           align-items: center;
           justify-content: center;
+          position: relative;
         }
+        
+        .icon-wrapper {
+          position: relative;
+          display: inline-flex;
+          align-items: center;
+          justify-content: center;
+        }
+        
         svg {
           display: block;
         }
+        
+        .badge {
+          position: absolute;
+          top: -6px;
+          right: -8px;
+          min-width: 18px;
+          height: 18px;
+          padding: 0 5px;
+          color: var(--color-purple, #951d51);
+          background-color: #ffffff;
+          font-family: var(--font-family-outfit, "Outfit", sans-serif);
+          font-size: 11px;
+          font-weight: 700;
+          line-height: 18px;
+          text-align: center;
+          border-radius: 9px;
+          box-sizing: border-box;
+        }
+        
+        .badge.hidden {
+          display: none;
+        }
       </style>
+      <div class="icon-wrapper">
         <svg
           xmlns="http://www.w3.org/2000/svg"
           width="${this.size}"
@@ -59,6 +129,8 @@ class ShoppingBagIcon extends HTMLElement {
           <circle cx="19" cy="21" r="1"></circle>
           <path d="M2.05 2.05h2l2.66 12.42a2 2 0 0 0 2 1.58h9.78a2 2 0 0 0 1.95-1.57l1.65-7.43H5.12"></path>
         </svg>
+        <span class="badge ${showBadge ? "" : "hidden"}">${displayCount}</span>
+      </div>
     `;
   }
 }

js/icons/wishlist-icon.js

@@ -0,0 +1,32 @@
+/**
+ * Wishlist Icon (tablet with heart)
+ * @param {Object} props - Icon properties
+ * @param {number} props.size - Icon size (default: 24)
+ * @param {string} props.color - Icon color (default: currentColor)
+ * @param {number} props.strokeWidth - Stroke width (default: 2)
+ * @returns {string} SVG string
+ */
+export function wishlistIcon({
+  size = 24,
+  color = "currentColor",
+  strokeWidth = 2,
+} = {}) {
+  return `
+    <svg
+      xmlns="http://www.w3.org/2000/svg"
+      width="${size}"
+      height="${size}"
+      viewBox="0 0 24 24"
+      fill="none"
+      stroke="${color}"
+      stroke-width="${strokeWidth}"
+      stroke-linecap="round"
+      stroke-linejoin="round"
+    >
+      <rect x="5" y="2" width="14" height="20" rx="2" ry="2"/>
+      <path d="M12 18h.01"/>
+      <path d="M12 8l1.5 1.5L12 11l-1.5-1.5L12 8z" fill="${color}" stroke="none"/>
+      <path d="M12 6.5c-.5-.5-1.5-.5-2 0s-.5 1.5 0 2l2 2 2-2c.5-.5.5-1.5 0-2s-1.5-.5-2 0"/>
+    </svg>
+  `;
+}

js/store/cart.js

@@ -0,0 +1,158 @@
+/**
+ * Cart Store
+ * Manages shopping cart state with localStorage persistence
+ * Dispatches 'cart-updated' events when cart changes
+ */
+
+const CART_STORAGE_KEY = "milinda-cart";
+
+class CartStore {
+  constructor() {
+    this.items = this.loadFromStorage();
+  }
+
+  /**
+   * Load cart from localStorage
+   */
+  loadFromStorage() {
+    try {
+      const stored = localStorage.getItem(CART_STORAGE_KEY);
+      return stored ? JSON.parse(stored) : [];
+    } catch (e) {
+      console.error("Failed to load cart from storage:", e);
+      return [];
+    }
+  }
+
+  /**
+   * Save cart to localStorage
+   */
+  saveToStorage() {
+    try {
+      localStorage.setItem(CART_STORAGE_KEY, JSON.stringify(this.items));
+    } catch (e) {
+      console.error("Failed to save cart to storage:", e);
+    }
+  }
+
+  /**
+   * Dispatch cart-updated event
+   */
+  notifyUpdate() {
+    window.dispatchEvent(
+      new CustomEvent("cart-updated", {
+        detail: {
+          items: this.items,
+          count: this.getItemCount(),
+          total: this.getTotal(),
+        },
+      })
+    );
+  }
+
+  /**
+   * Add item to cart
+   * @param {Object} item - Item to add { title, author, price, type, image }
+   */
+  addItem(item) {
+    // Check if item already exists (by title and type)
+    const existingIndex = this.items.findIndex(
+      (i) => i.title === item.title && i.type === item.type
+    );
+
+    if (existingIndex >= 0) {
+      // Increment quantity
+      this.items[existingIndex].quantity += 1;
+    } else {
+      // Add new item
+      this.items.push({
+        ...item,
+        quantity: 1,
+        addedAt: Date.now(),
+      });
+    }
+
+    this.saveToStorage();
+    this.notifyUpdate();
+
+    return this.items;
+  }
+
+  /**
+   * Remove item from cart
+   * @param {number} index - Index of item to remove
+   */
+  removeItem(index) {
+    if (index >= 0 && index < this.items.length) {
+      this.items.splice(index, 1);
+      this.saveToStorage();
+      this.notifyUpdate();
+    }
+    return this.items;
+  }
+
+  /**
+   * Update item quantity
+   * @param {number} index - Index of item
+   * @param {number} quantity - New quantity
+   */
+  updateQuantity(index, quantity) {
+    if (index >= 0 && index < this.items.length) {
+      if (quantity <= 0) {
+        this.removeItem(index);
+      } else {
+        this.items[index].quantity = quantity;
+        this.saveToStorage();
+        this.notifyUpdate();
+      }
+    }
+    return this.items;
+  }
+
+  /**
+   * Clear all items from cart
+   */
+  clear() {
+    this.items = [];
+    this.saveToStorage();
+    this.notifyUpdate();
+    return this.items;
+  }
+
+  /**
+   * Get all items
+   */
+  getItems() {
+    return this.items;
+  }
+
+  /**
+   * Get total item count (sum of quantities)
+   */
+  getItemCount() {
+    return this.items.reduce((sum, item) => sum + item.quantity, 0);
+  }
+
+  /**
+   * Get cart total price
+   */
+  getTotal() {
+    return this.items.reduce((sum, item) => {
+      // Parse price like "€ 24,95" to number
+      const priceStr = item.price || "0";
+      const price = parseFloat(
+        priceStr.replace(/[€$£\s]/g, "").replace(",", ".")
+      );
+      return sum + price * item.quantity;
+    }, 0);
+  }
+}
+
+// Create singleton instance
+const cart = new CartStore();
+
+// Export for module use
+export default cart;
+
+// Also attach to window for global access
+window.cartStore = cart;