/* .main_content {
    padding: .92rem 0 .2rem;
} */

.quoteBtn {
    width: 3rem;
    height: .6rem;
    line-height: .6rem;
    font-size: .2rem;
    font-family: pb;
    text-align: center;
    cursor: pointer;
    border-radius: .4rem;
    color: #fff;
    background-color: #ff9408;
}

.product_banner {
    width: 100%;
    height: 8.5rem;
    background: url(../img/CoreDrillingRig-banner.jpg) no-repeat center center;
    background-size: cover;
}

.product_introduction {
    width: 15rem;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: .6rem 0;
}

.product_introduction .titleH,
.product_introduction .msgH {
    text-align: left;
}

.product_introduction .introductionL {
    width: 50%;
    height: 5.2rem;
}

.product_introduction .introductionR {
    width: 50%;
    height: auto;
    padding: .2rem .5rem .2rem .7rem;
}

.product_introduction .quoteBtn {
    width: 4.2rem;
    height: .8rem;
    margin-top: .4rem;
    position: relative;
}

.product_introduction .quoteBtn .quoteBtnL {
    width: 1rem;
    height: 1rem;
    object-fit: contain;
    position: absolute;
    top: -.2rem;
    left: -.2rem;
}

.product_introduction .quoteBtn .quoteBtn_txt1 {
    font-size: .2rem;
    font-family: pr;
    color: #fff;
    position: absolute;
    top: 0;
    left: 1rem;
}

.product_introduction .quoteBtn .quoteBtn_txt2 {
    font-size: .22rem;
    color: #fff;
    font-family: pr;
    position: absolute;
    top: .25rem;
    left: 1.3rem;
}

.product_introduction .quoteBtn .quoteBtnR {
    width: 8rem;
    height: .7rem;
    object-fit: contain;
    position: absolute;
    top: .05rem;
    right: -1.4rem;
}

.product_center {
    width: 100%;
    background-color: #f5f5f5;
    padding: .6rem 0;
}

.product_center .productCenter_content {
    width: 15rem;
    margin: 0 auto;
}

.product_center .product_grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: .2rem;
    margin-top: .4rem;
}

.product_center .product_item {
    position: relative;
    width: 100%;
    overflow: hidden;
    border-radius: .4rem;
    box-shadow: .02rem .02rem .05rem #eee;
}

.product_center .product_card {
    width: 100%;
    text-align: center;
    background-color: #fff;
}

.product_center .product_card img {
    width: 100%;
    height: 4rem;
    object-fit: contain;
}

.product_center .product_card p {
    color: #000;
    font-size: .22rem;
    font-family: pb;
    padding: .2rem 0 .3rem;
}

.product_center .product_item:nth-child(2) .product_card p {
    left: 1.3rem;
}

.product_center .product_item:nth-child(3) .product_card p {
    left: .8rem;
}

.product_center .product_card .quoteBtn {
    position: absolute;
    bottom: .3rem;
    right: 18%;
}

.product_center .product_info {
    position: absolute;
    bottom: -100%;
    left: 0;
    width: 100%;
    height: 100%;
    background: #fff;
    padding: .4rem;
    box-sizing: border-box;
    transition: bottom 0.4s ease;
    z-index: 2;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.product_center .product_info h3 {
    color: #000;
    font-size: .26rem;
    font-weight: 700;
    margin-bottom: .3rem;
    text-align: center;
}

.product_center .product_info ul {
    list-style: none;
    padding: 0;
    margin: 0 auto;
}

.product_center .product_info ul li {
    color: #000;
    font-size: .22rem;
    line-height: 2;
    padding-left: .3rem;
    position: relative;
    letter-spacing: .01rem;
    margin-bottom: .1rem;
}

.product_center .product_info ul li::before {
    content: '●';
    position: absolute;
    left: 0;
    top: .1rem;
    color: #ff9408;
    font-size: .1rem;
}

.product_center .product_info .quoteBtn {
    margin: .3rem auto 0;
}

.product_center .product_info .quoteBtn img {
    width: .3rem;
    height: .3rem;
    object-fit: contain;
}

.product_center .product_item:hover .product_info {
    bottom: 0;
}

.product_parameters {
    width: 100%;
}

.product_parameters .parameters_content {
    width: 15rem;
    margin: 0 auto;
    padding: .6rem 0;
}

.product_parameters .table_container {
    width: 100%;
    margin-top: .2rem;
}

.product_parameters .params_table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 0;
    font-size: .2rem;
    table-layout: fixed;
}

.product_parameters .params_table thead th {
    background-color: #ff9801;
    color: #fff;
    padding: .15rem .1rem;
    text-align: center;
    font-weight: 600;
    font-size: .19rem;
    border: .01rem solid #e0e0e0;
    border-bottom: none;
}

.product_parameters .params_table tbody td {
    border: .01rem solid #e0e0e0;
    padding: .2rem .1rem;
    text-align: center;
    color: #333;
    border-top: none;
}

.product_parameters .params_table tbody tr {
    background-color: #f2f2f2;
}

.product_parameters .params_table tbody tr:last-child td {
    border-bottom: .01rem solid #e0e0e0;
}

.product_advantages {
    width: 100%;
    background-color: #f5f5f5;
}

.product_advantages .advantages_content {
    width: 15rem;
    margin: auto;
    padding: .6rem 0;
}

.product_advantages .advantages_layout {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: .8rem;
    margin-top: .4rem;
}

.product_advantages .advantages_list {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: .3rem;
}

.product_advantages .advantage_item {
    display: flex;
    align-items: flex-start;
    gap: .2rem;
    margin-bottom: .25rem;
}

.product_advantages .advantage_number {
    width: .6rem;
    height: .6rem;
    background: #f88e04;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .24rem;
    font-family: pb;
    flex-shrink: 0;
}

.product_advantages .advantage_text {
    flex: 1;
}

.product_advantages .advantage_text h3 {
    font-size: .22rem;
    font-weight: 600;
    margin: 0 0 .08rem 0;
    line-height: 1.5;
    font-family: pb;
}

.product_advantages .advantage_text p {
    font-size: .18rem;
    line-height: 1.5;
    margin: 0;
    font-family: pr;
}

.product_advantages .advantages_images {
    width: 6rem;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: .15rem;
    flex-shrink: 0;
}

.product_advantages .advantage_img_item {
    width: 100%;
    height: 2.5rem;
    overflow: hidden;
    border-radius: .1rem;
}

.product_advantages .advantage_img_item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product_advantages .advantage_img_item:hover img {
    transform: scale(1.05);
}

.video_center {
    width: 100%;
}

.video_center .video_content {
    width: 15rem;
    margin: 0 auto;
    padding: .6rem 0;
}

.video_center .video_ul {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    gap: .2rem;
}

.video_center .video_liV {
    width: 100%;
    height: 5rem;
}

.video_center .video_li .msgH {
    color: #000;
    text-align: left;
    background-color: #fff;
    padding: .2rem;
    border-bottom: .03rem solid #f88e04;
    box-shadow: .02rem .02rem .05rem #eee;
}

.video_center .video_li:nth-child(1) .msgH {
    padding: .38rem .2rem;
}

.video_center .video_li:nth-child(even) .msgH {
    padding: .56rem .2rem;
}


.coring_samples {
    width: 100%;
    padding: .6rem 0;
    background-color: #f5f5f5;
}

.coring_samples .titleH,
.coring_samples .msgH {
    width: 15rem;
    margin: 0 auto;
}

.coring_samples .carousel_container {
    width: 100%;
    margin: .6rem 0 0;
    overflow: hidden;
}

.coring_samples .carousel_row {
    width: 100%;
    height: 3.9rem;
    margin-bottom: .2rem;
    overflow: hidden;
    position: relative;
}

.coring_samples .carousel_track {
    display: flex;
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
}

.coring_samples .carousel_img {
    width: 6.3rem;
    height: 3.8rem;
    object-fit: cover;
    flex-shrink: 0;
    display: block;
    margin: 0;
    padding: 0;
}

/* 第一排向右滚动 */
.coring_samples .carousel_row_1 .carousel_track {
    animation: scrollRight 30s linear infinite;
    display: flex;
    gap: 20px;
}

/* 第二排向左滚动 */
.coring_samples .carousel_row_2 .carousel_track {
    animation: scrollLeft 30s linear infinite;
    display: flex;
    gap: 20px;
}

/* 鼠标悬停时暂停动画 */
.coring_samples .carousel_row:hover .carousel_track {
    animation-play-state: paused;
}

@keyframes scrollRight {
    0% {
        transform: translateX(-50%);
    }

    100% {
        transform: translateX(0);
    }
}

@keyframes scrollLeft {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

.customer_case {
    width: 100%;
}

.customer_case .case_content {
    width: 15rem;
    margin: 0 auto;
    padding: .6rem 0;
}

.customer_case .case_iconBox {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.customer_case .case_iconBox .msgH {
    text-align: left;
}

.customer_case .case_iconBox .quoteBtn {
    width: 3rem;
    height: 2.5rem;
    object-fit: contain;
    cursor: pointer;
    margin: -.4rem 0 0;
    background-color: transparent;
}

.customer_case .case_ul {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: .2rem;
    margin-top: .4rem;
}

.customer_case .case_L {
    width: 100%;
    height: 6.5rem;
    overflow: hidden;
}

.customer_case .case_L img,
.customer_case .case_RLi img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.customer_case .case_L img:hover,
.customer_case .case_RLi img:hover {
    transform: scale(1.05);
}

.customer_case .case_R {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: .2rem;
}

.customer_case .case_RLi {
    width: 100%;
    height: 2rem;
    overflow: hidden;
}

.customer_case .quoteBtn {
    margin: .4rem auto 0;
}

.about_box {
    width: 100%;
}

.about_box .about_T {
    width: 100%;
    height: 6rem;
    background: url(../img/CoreDrillingRig23.jpg) no-repeat center center;
    background-size: cover;
    padding: .6rem 0 0;
}

.about_box .about_T .msgH {
    width: 15rem;
    color: #000;
    margin: 0 auto;
}

.about_box .about_B {
    width: 15rem;
    margin: .4rem auto 0;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    gap: .2rem;
}

.about_box .about_B .about_BImg {
    width: 100%;
    height: 2.6rem;
    overflow: hidden;
}

.about_box .about_B .about_BImg img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.about_box .about_B .about_BImg img:hover {
    transform: scale(1.05);
}