.checkout-container {
    max-width: 800px;
    margin: 2rem auto;
    padding: 1rem;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

#cartItemsContainer {
    margin-bottom: 1.5rem;
    border-bottom: 1px solid #eee;
    padding-bottom: 1rem;
}

.cart-item {
    display: flex;
    align-items: center;
    border-bottom: 1px solid #eee;
    padding: 1rem 0;
}

.cart-item:last-child {
    border-bottom: none;
}

.cart-item-image {
    width: 80px;
    height: 80px;
    object-fit: cover;
    margin-right: 1rem;
    border-radius: 4px;
}

.cart-item-details {
    flex-grow: 1;
}

.cart-item-name {
    font-weight: bold;
    margin-bottom: 0.25rem;
}

.cart-item-price {
    color: #555;
    margin-bottom: 0.5rem;
}

.cart-item-quantity {
    display: flex;
    align-items: center;
}

.cart-item-quantity button {
    background-color: #eee;
    border: 1px solid #ccc;
    padding: 0.2rem 0.5rem;
    cursor: pointer;
    margin: 0 0.3rem;
    border-radius: 4px;
}

.cart-item-quantity button:hover {
    background-color: #ddd;
}

.cart-item-quantity input {
    width: 40px;
    text-align: center;
    border: 1px solid #ccc;
    border-radius: 4px;
    padding: 0.2rem;
}

.cart-item-remove button {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    padding: 0.3rem 0.6rem;
    cursor: pointer;
    border-radius: 4px;
    margin-left: 1rem;
}

.cart-item-remove button:hover {
    background-color: #f1b0b7;
}

.cart-summary {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid #eee;
    text-align: right;
}

.cart-summary h3 {
    margin-bottom: 0.5rem;
}

.cart-summary p {
    margin-bottom: 0.5rem;
}

#checkoutButton {
    background-color: #28a745;
    color: white;
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    margin-top: 1rem;
}

#checkoutButton:hover {
    background-color: #218838;
}

#checkoutButton:disabled {
    background-color: #cccccc;
    cursor: not-allowed;
}

.wechat-id-input {
    margin: 1rem 0;
}

.wechat-id-input label {
    display: block;
    margin-bottom: 0.5rem;
}

.wechat-id-input input {
    width: 50%;
    padding: 0.5rem;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.clear-cart-btn {
    background-color: #dc3545;
    color: white;
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    margin-top: 1rem;
    margin-right: 1rem;
    float: left;
}

.clear-cart-btn:hover {
    background-color: #c82333;
}

.loading, .empty-cart {
    text-align: center;
    color: #666;
    padding: 2rem;
}

header nav a {
    margin-left: 1rem;
    color: #007bff;
    text-decoration: none;
}

header nav a:hover {
    text-decoration: underline;
}