/* 购物车容器 */
.carts-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 40px;
    min-height: 100vh;
    overflow: hidden;
}

/* 标题区域 */
.carts-title {
    text-align: center;
    margin-bottom: 80px;
    position: relative;
}

.carts-title h1 {
    font-size: 3.5rem;
    font-weight: 100;
    letter-spacing: 8px;
    text-transform: uppercase;
    color: #000000;
    position: relative;
    display: inline-block;
}

.carts-title h1::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 1px;
    background-color: #000000;
}

/* 表格容器 */
.carts-table {
    margin-bottom: 80px;
    /*border: 1px solid #000000;*/
    /*overflow: hidden;*/
    max-height: 700px;
    overflow: auto;
}

.carts-table table {
    width: 100%;
    border-collapse: collapse;
    background-color: #ffffff;
    
}

.carts-table thead {
    background-color: #000000;
    color: #ffffff;
}

.carts-table th {
    padding: 10px 10px;
    text-align: left;
    font-weight: 300;
    font-size: 1.1rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    /*border-right: 1px solid #333333;*/
}

.carts-table, th, td {
    border: none; /* 去除边框 */
}

/*.carts-table th:last-child {*/
/*    border-right: none;*/
/*    text-align: center;*/
/*}*/

/*.carts-table tbody tr {*/
/*    border-bottom: 1px solid #e8e8e8;*/
/*    transition: background-color 0.3s ease;*/
/*}*/

/*.carts-table tbody tr:hover {*/
/*    background-color: #f8f8f8;*/
/*}*/

/*.carts-table tbody tr:last-child {*/
/*    border-bottom: none;*/
/*}*/



.carts-table td {
    /*padding: 40px 30px;*/
    vertical-align: middle;
    /*border-right: 1px solid #e8e8e8;*/
}

.carts-table td:last-child {
    border-right: none;
    /*text-align: center;*/
    font-size: 1.2rem;
    font-weight: 400;
}

/* 产品信息区域 */
.u-flex {
    display: flex;
    align-items: center;
    gap: 25px;
}

.u-flex img {
    width: 120px;
    height: 120px;
    object-fit: cover;
    border: 1px solid #e8e8e8;
    transition: transform 0.3s ease;
}

.u-flex img:hover {
    transform: scale(1.05);
}

.u-flex-col {
    display: flex;
    gap: 10px;
}

.u-flex-col a {
    color: #000000;
    text-decoration: none;
    transition: color 0.3s ease;
    font-weight: 300;
}

.u-flex-col a:first-child {
    font-size: 1.1rem;
    font-weight: 400;
}

.u-flex-col a:hover {
    color: #666666;
}

.smallcaps {
    font-size: 0.9rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: #666666;
    font-weight: 300;
}

/* 数量控制区域 */
.u-col-center {
    align-items: center;
    gap: 20px;
}

.quantity {
    display: flex;
    align-items: center;
    border: 1px solid #000000;
    background-color: #ffffff;
    overflow: hidden;
}

.cart_input-sub,
.cart_input-add {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #000000;
    color: #ffffff;
    cursor: pointer;
    font-size: 1.2rem;
    font-weight: 300;
    transition: background-color 0.3s ease;
    user-select: none;
}

.cart_input-sub:hover,
.cart_input-add:hover {
    background-color: #333333;
}

.cart_input {
    color: #000;
    width: 60px;
    height: 45px;
    border: none;
    text-align: center;
    font-size: 1rem;
    font-weight: 400;
    background-color: #ffffff;
    outline: none;
}

.remove {
    color: #666666;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: color 0.3s ease;
    border-bottom: 1px solid transparent;
    padding-bottom: 2px;
}

.remove:hover {
    color: #000000;
    border-bottom-color: #000000;
}

/* 页脚区域 */
footer {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 20px;
    padding-top: 40px;
    border-top: 1px solid #000000;
}

footer p {
    margin: 0;
    font-weight: 300;
}

#total-price {
    font-size: 1.5rem;
    font-weight: 400;
    letter-spacing: 2px;
    text-transform: uppercase;
}

footer hr {
    border: none;
    height: 1px;
    background-color: #e8e8e8;
    margin: 20px 0;
}

footer strong {
    font-weight: 400;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 10px;
}

footer input[type="text"] {
    width: 400px;
    height: 50px;
    border: 1px solid #000000;
    padding: 0 20px;
    font-size: 1rem;
    font-weight: 300;
    outline: none;
    transition: border-color 0.3s ease;
    background-color: #ffffff;
}

footer input[type="text"]:focus {
    border-color: #333333;
}

footer input[type="text"]::placeholder {
    color: #999999;
    font-weight: 300;
}

/* 按钮组 */
.button-group {
    margin-top: 30px;
}

.button-grup-item {
    width: 200px;
    height: 55px;
    background-color: #000000;
    color: #ffffff;
    border: none;
    font-size: 1rem;
    font-weight: 300;
    letter-spacing: 3px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

/*.button-grup-item::before {*/
/*    content: '';*/
/*    position: absolute;*/
/*    top: 0;*/
/*    left: -100%;*/
/*    width: 100%;*/
/*    height: 100%;*/
/*    background-color: #333333;*/
/*    transition: left 0.3s ease;*/
/*    z-index: 0;*/
/*}*/

/*.button-grup-item:hover::before {*/
/*    color: #fff;*/
/*    left: 0;*/
/*}*/

.button-grup-item:hover {
    /*color: #ffffff;*/
    background: #333;
}

/* 工具类 */
.u-text-right {
    text-align: right;
}

.u-col-bottom {
    justify-content: flex-end;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .carts-container {
        padding: 40px 30px;
    }
    
    .carts-title h1 {
        font-size: 2.8rem;
        letter-spacing: 6px;
    }
    
    /*.carts-table {*/
    /*    overflow-x: auto;*/
    /*}*/
    
    /*.carts-table table {*/
    /*    min-width: 800px;*/
    /*}*/
    

    .carts-table {
        overflow-x: visible;
    }
    
    .carts-table table {
        min-width: 100%;
    }
    
    .carts-table thead {
        display: table-header-group;
    }
    
    .carts-table tr {
        display: table-row;
        border-bottom: none;
        padding: 0;
    }
    
    .carts-table td {
        display: table-cell;
        padding: 20px 15px;
        text-align: left;
    }
    
    .carts-table td::before {
        display: none;
    }
    
    .carts-table td:first-child {
        padding: 20px 15px;
        text-align: left;
    }
    
    /* 斑马条纹效果 */
    .carts-table tbody tr:nth-child(even) {
        background-color: #fafafa;
    }
    
    .carts-table tbody tr:hover {
        background-color: #f5f5f5;
    }
}

@media (max-width: 768px) {
    .carts-container {
        padding: 30px 20px;
    }
    
    .carts-title {
        margin-bottom: 50px;
    }
    
    .carts-title h1 {
        font-size: 2.2rem;
        letter-spacing: 4px;
    }
    
    /*.carts-table th,*/
    /*.carts-table td {*/
    /*    padding: 20px 15px;*/
    /*}*/
    
    .u-flex {
        gap: 15px;
    }
    
    .u-flex img {
        width: 80px;
        height: 80px;
    }
    
    footer input[type="text"] {
        width: 100%;
        max-width: 350px;
    }
    
    .button-grup-item {
        width: 100%;
        max-width: 200px;
    }
}

@media (max-width: 480px) {
    .carts-container {
        padding: 20px 15px;
    }
    
    .carts-title h1 {
        font-size: 1.8rem;
        letter-spacing: 2px;
    }
    
    /*.carts-table th,*/
    /*.carts-table td {*/
    /*    padding: 15px 10px;*/
    /*}*/
    
    .u-flex {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .u-flex img {
        width: 100%;
        max-width: 150px;
        height: auto;
    }
    
    .quantity {
        transform: scale(0.9);
    }
    
    footer {
        align-items: center;
        text-align: center;
    }
    
    footer input[type="text"] {
        width: 100%;
    }
    
    .button-grup-item {
        width: 100%;
    }
}

/* 空购物车状态 */
.carts-table tbody tr td[colspan="3"] {
    text-align: center;
    padding: 80px 30px;
    font-size: 1.2rem;
    color: #666666;
    font-weight: 300;
    letter-spacing: 1px;
}

/* 细节优化 */
/*.carts-table tbody tr:nth-child(even) {*/
/*    background-color: #fafafa;*/
/*}*/

/*.carts-table tbody tr:nth-child(even):hover {*/
/*    background-color: #f0f0f0;*/
/*}*/

/* 加载动画效果 */
.carts-container {
    animation: fadeIn 0.6s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}








/* 加载遮罩样式 */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    color: white;
    font-size: 24px;
    flex-direction: column;
}

/* 加载动画 */
.loading-spinner {
    border: 5px solid #f3f3f3;
    border-top: 5px solid #3498db;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin-bottom: 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}