:root {
    --primary: #f8b503;
    --secondary: #d01012;
    --dark: #333333;
    --light: #f9f9f9;
    --gray: #e6e6e6;
    --text: #333333;
    --border: #dddddd;
  }

  * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }

  .sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
  }

  .container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
  }

  /* Cart Header Section */
  .cart-header {
    background-color: var(--light);
    padding: 40px 0 20px;
    text-align: center;
  }

  .cart-header h1 {
    font-size: 2.5rem;
    color: var(--dark);
    margin-bottom: 10px;
  }

  .cart-intro {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 20px;
  }

  /* Cart Content Section */
  .cart-content {
    padding: 40px 0;
  }

  .cart-content .container {
    display: flex;
    flex-direction: column;
    gap: 30px;
  }

  @media (min-width: 768px) {
    .cart-content .container {
      flex-direction: row;
    }

    .cart-items {
      flex: 2;
    }

    .cart-summary {
      flex: 1;
    }
  }

  .cart-item {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 15px;
    padding: 20px 0;
    border-bottom: 1px solid var(--border);
  }

  @media (min-width: 768px) {
    .cart-item {
      grid-template-columns: 120px 2fr 1fr 1fr 50px;
      align-items: center;
    }
  }

  .item-image img {
    width: 100%;
    height: auto;
    border-radius: 4px;
  }

  .item-details h3 {
    font-size: 1.1rem;
    margin-bottom: 5px;
  }

  .item-number {
    font-size: 0.9rem;
    color: #777;
    margin-bottom: 5px;
  }

  .item-description {
    font-size: 0.9rem;
    color: #555;
  }

  .quantity-controls {
    display: flex;
    align-items: center;
    border: 1px solid var(--border);
    border-radius: 4px;
    width: 120px;
    overflow: hidden;
  }

  .quantity-btn {
    background: var(--light);
    border: none;
    padding: 8px 12px;
    cursor: pointer;
    transition: background-color 0.2s;
  }

  .quantity-btn:hover {
    background: var(--gray);
  }

  .quantity-controls input {
    width: 40px;
    text-align: center;
    border: none;
    padding: 8px 0;
  }

  .item-price {
    font-weight: bold;
    font-size: 1.1rem;
  }

  .remove-item {
    background: none;
    border: none;
    color: #999;
    cursor: pointer;
    transition: color 0.2s;
  }

  .remove-item:hover {
    color: var(--secondary);
  }

  .cart-actions {
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
    flex-wrap: wrap;
    gap: 10px;
  }

  .continue-shopping,
  .update-cart {
    padding: 10px 15px;
    background: none;
    border: 1px solid var(--border);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
  }

  .continue-shopping:hover,
  .update-cart:hover {
    background: var(--light);
  }

  /* Cart Summary */
  .cart-summary {
    background: var(--light);
    padding: 25px;
    border-radius: 8px;
    position: sticky;
    top: 20px;
  }

  .cart-summary h2 {
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
  }

  .summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
  }

  .summary-row.total {
    font-weight: bold;
    font-size: 1.2rem;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--border);
  }

  .promo-code {
    margin: 20px 0;
  }

  .promo-code label {
    display: block;
    margin-bottom: 8px;
  }

  .promo-input {
    display: flex;
  }

  .promo-input input {
    flex: 1;
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: 4px 0 0 4px;
  }

  .apply-promo {
    padding: 10px 15px;
    background: var(--dark);
    color: white;
    border: none;
    border-radius: 0 4px 4px 0;
    cursor: pointer;
  }

  .checkout-btn {
    width: 100%;
    padding: 15px;
    background: var(--primary);
    color: var(--dark);
    border: none;
    border-radius: 4px;
    font-weight: bold;
    font-size: 1.1rem;
    cursor: pointer;
    transition: background-color 0.2s;
    margin-bottom: 20px;
  }

  .checkout-btn:hover {
    background: #e0a502;
  }

  .payment-methods {
    text-align: center;
  }

  .payment-methods p {
    font-size: 0.9rem;
    margin-bottom: 10px;
  }

  .payment-icons {
    display: flex;
    justify-content: center;
    gap: 15px;
    font-size: 1.5rem;
    color: #777;
  }

  /* Related Products Section */
  .related-products {
    padding: 60px 0;
    background-color: var(--light);
  }

  .related-products h2 {
    text-align: center;
    margin-bottom: 40px;
  }

  .products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 30px;
  }

  .product-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s, box-shadow 0.3s;
  }

  .product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
  }

  .product-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
  }

  .product-card h3 {
    padding: 15px 15px 5px;
    font-size: 1rem;
  }

  .product-price {
    padding: 0 15px 15px;
    font-weight: bold;
    color: var(--dark);
  }

  .add-to-cart {
    width: 100%;
    padding: 12px;
    background: var(--primary);
    color: var(--dark);
    border: none;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.2s;
  }

  .add-to-cart:hover {
    background: #e0a502;
  }

  /* Shipping Info Section */
  .shipping-info {
    padding: 60px 0;
  }

  .shipping-info h2 {
    text-align: center;
    margin-bottom: 40px;
  }

  .shipping-options {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
  }

  @media (min-width: 768px) {
    .shipping-options {
      grid-template-columns: repeat(3, 1fr);
    }
  }

  .shipping-option {
    text-align: center;
    padding: 30px 20px;
    background: var(--light);
    border-radius: 8px;
    transition: transform 0.3s;
  }

  .shipping-option:hover {
    transform: translateY(-5px);
  }

  .shipping-option i {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 15px;
  }

  .shipping-option h3 {
    margin-bottom: 10px;
  }

  .shipping-note {
    text-align: center;
    margin-top: 40px;
    font-size: 0.9rem;
    color: #666;
  }

  .shipping-note a {
    color: var(--secondary);
    text-decoration: none;
  }

  .shipping-note a:hover {
    text-decoration: underline;
  }