.shop-main-wrapper {
    max-width: 1100px;
    min-height: 600px;
    margin: 0 auto;
    padding: 140px 20px 60px;
    background: #fff;
    color: #111;
}

.shop-heading {
    margin-bottom: 10px;
    font-size: 1.8rem;
    text-align: left;
}

.shop-lead {
    margin-bottom: 30px;
    color: #666;
    text-align: left;
}

.shop-layout {
    display: flex;
    gap: 30px;
    margin-top: 30px;
    text-align: left;
}

.products-grid {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
}

.products-empty {
    grid-column: 1 / -1;
    color: #777;
}

.product-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 15px;
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
}

.product-img-wrapper {
    display: flex;
    width: 100%;
    height: 160px;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
    overflow: hidden;
    background: #f9f9f9;
}

.product-img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.product-name {
    margin-bottom: 6px;
    font-size: 1rem;
    font-weight: bold;
    line-height: 1.7;
}

.product-price {
    margin-bottom: 12px;
    color: #555;
    font-size: 0.95rem;
}

.btn-add {
    width: 100%;
    padding: 10px;
    border: none;
    border-radius: 2px;
    background: #111;
    color: #fff;
    cursor: pointer;
    font: inherit;
    font-size: 0.85rem;
}

.btn-add:hover {
    background: #333;
}

.cart-box {
    width: 300px;
    height: fit-content;
    padding: 20px;
    background: #fff;
    border: 2px solid #111;
}

.cart-title {
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
    font-size: 1.1rem;
    font-weight: bold;
}

.cart-items {
    max-height: 250px;
    margin: 0 0 15px;
    padding: 0;
    overflow-y: auto;
    list-style: none;
}

.cart-empty {
    padding: 15px 0;
    color: #777;
    font-size: 0.85rem;
    text-align: center;
}

.cart-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 10px;
    padding-bottom: 6px;
    border-bottom: 1px dashed #ddd;
    font-size: 0.85rem;
}

.cart-item-name {
    font-weight: bold;
}

.cart-item-price {
    color: #555;
}

.btn-remove {
    flex: 0 0 auto;
    padding: 4px 8px;
    border: none;
    border-radius: 2px;
    background: #b71c1c;
    color: #fff;
    cursor: pointer;
    font: inherit;
    font-size: 0.75rem;
}

.cart-total {
    margin-bottom: 15px;
    padding-top: 10px;
    border-top: 1px solid #eee;
    font-size: 1.1rem;
    font-weight: bold;
    text-align: right;
}

.btn-checkout {
    width: 100%;
    padding: 12px;
    border: none;
    background: #111;
    color: #fff;
    cursor: pointer;
    font: inherit;
    font-size: 0.95rem;
    font-weight: bold;
}

.btn-checkout:disabled {
    background: #bbb;
    cursor: not-allowed;
}

.error-box {
    margin-bottom: 20px;
    padding: 15px;
    background: #ffebee;
    color: #a01818;
    border-radius: 4px;
}

@media (max-width: 768px) {
    .shop-main-wrapper {
        padding-top: 110px;
    }

    .shop-layout {
        flex-direction: column;
    }

    .cart-box {
        width: 100%;
    }
}