.breadcrumbs{
    font-family: 'Oswald', sans-serif;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1.3px;
}

.breadcrumbs > span{
    display: flex;
    align-items: center;
    color: #0d0f10;
}
.breadcrumbs a{
    display: flex;
    align-items: center;
    color: #7d7d82;
    transition: all 0.3s;
}
.breadcrumbs a:hover{
    color: var(--primary);
}
.breadcrumbs a:after{
    content: "";
    width: 5px;
    height: 11px;
    display: inline-block;
    background: url('../img/breadcrumbs_icon.svg') no-repeat center/contain;
    margin: 0 6px;
}


.product_preview{
    padding: 30px 0 90px;
    padding-top: 66px;
}
.product_preview .main{
    margin-top: 38px;
}
.product_preview .left{
    width: 47.77%;
}
.product_preview .right{
    width: 44.72%;
}

.product_preview .left .swiper_product_preview{
    overflow: hidden;
    margin-bottom: 28px;
}
.product_preview .left .swiper_thumbs{
    overflow: auto;
    padding: 1px;
}
.product_preview .left .swiper_product_preview .img{
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 687/577;
    border: 1px solid #e4e4e7;
}
.product_preview .left .swiper_product_preview .img img{
    width: 91%;
    height: 91%;
    cursor: zoom-in;
}
.product_preview .left .swiper_thumbs .img{
    aspect-ratio: 109/98;
    border: 1px solid #e4e4e7;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    width: 110px;
    margin-right: 20px;
    cursor: pointer;
}
.product_preview .left .swiper_thumbs .img img{
    width: 97%;
    height: 97%;
}
.product_preview .left .swiper_thumbs .img.swiper-slide-thumb-active{
    border-color: var(--primary);
    outline: 1px solid var(--primary);
}
.product_preview .right{
    padding-top: 64px;
}
.product_preview .right .cat{
    color: var(--primary);
    text-transform: uppercase;
}
.product_preview .right h1{
    font-size: 58px;
    line-height: 72px;
    font-weight: 700;
    text-transform: uppercase;
    margin-top: 13px;
    margin-bottom: 17px;
}
.product_preview .right .model{
    font-size: 20px;
    font-family: 'Oswald', sans-serif;
    color: #4a4a4a;
    text-transform: uppercase;
    margin-bottom: 20px;
}
.product_preview .right .desc{
    font-size: 18px;
    line-height: 26px;
    color: #4a4a4a;
    margin-bottom: 40px;
}
.product_preview .right .attrs{
    border-top: 1px solid #e4e4e7;
    border-bottom: 1px solid #e4e4e7;
    display: grid;
    grid-template-columns: repeat(3,1fr);
    margin-bottom: 50px;
}
.product_preview .right .attrs .item{
    padding: 24px 24px 24px;
}
.product_preview .right .attrs .item strong{
    display: block;
    font-family: 'Oswald', sans-serif;
    color: #161616;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 28px;
    margin-bottom: 4px;
}
.product_preview .right .attrs .item span{
    font-size: 14px;
    color: #6b6b70;
}
.product_preview .right .attrs .item:nth-of-type(3n+1){
    padding-left: 0;
}
.product_preview .right .btns{
    display: flex;
    gap: 17px;
    margin-bottom: 43px;
}
.product_preview .right .btns .btn{
    letter-spacing: 0.5px;
    font-size: 18px;
    font-weight: 400;
    padding-left: 32px;
    padding-right: 32px;
    gap: 14px;
}

.product_preview .right .btns .btn.black{
    background-color: #0A0A0A;
}
.product_preview .right .btns .btn.black:after{
    background-image: url('../img/product_download.svg');
    width: 17px;
    height: 17px;
}
.product_preview .right .advs ul{
    display: flex;
    flex-flow: wrap;
    gap: 44px;
}
.product_preview .right .advs ul li{
    font-size: 14px;
    color: #6b6b70;
    display: flex;
    align-items: center;
}
.product_preview .right .advs ul li:before{
    content: "";
    width: 15px;
    height: 15px;
    background: url('../img/product_correct.svg') no-repeat center/contain;
    display: inline-block;
    margin-right: 7px;
}

.product_spec{
    padding: 120px 0 113px;
    background: url('../img/product_spec_bg.jpg') no-repeat center/cover;
}
.product_spec .left{
    width: 33.68%;
}
.product_spec .right{
    width: 53.19%;
    padding-top: 33px;
}
.product_spec .left h2{
    margin-bottom: 35px;
    margin-top: 10px;
    line-height: 72px;
}
.product_spec .left .tcon{
    margin-bottom: 30px;
}
.product_spec .left .btn.download{
    background-color: #0A0A0A;
    gap: 15px;
}
.product_spec .left .btn.download:hover{
    background-color: var(--primary);
}
.product_spec .left .btn.download:after{
    width: 18px;
    height: 18px;
    background-image: url('../img/product_download.svg');
}

/* Hello Elementor 的 reset.css 给页面上每个裸 <table> 都套了一份自己的样式：单元格
   四周灰边框、隔行灰底、0.9em 字号、15px 下边距、vertical-align: top。其中隔行灰底
   那条（table tbody > tr:nth-child(2n+1) > td）权重高于 .product_spec td，会把设计
   稿的白底压掉。所以表格样式统一挂到 .product_spec .table table 下写全并提权，同时
   把 th 一起覆盖 —— 后台粘贴进来的表格可能带 thead/th。 */
.product_spec .table{
    overflow-x: auto;
}
.product_spec .table table{
    width: 100%;
    margin: 0;
    border: 0;
    border-collapse: collapse;
    border-spacing: 0;
    font-size: inherit;
    background-color: transparent;
}
.product_spec .table table tr td,
.product_spec .table table tr th{
    line-height: 60px;
    padding: 0 32px;
    border: 1px solid #e4e4e7;
    border-left-width: 0;
    border-right-width: 0;
    background-color: white;
    font-size: 17px;
    font-weight: 400;
    color: #0a0a0a;
    text-align: left;
    vertical-align: middle;
}
.product_spec .table table tr td:first-child,
.product_spec .table table tr th:first-child{
    background-color: #FAFAFA;
    font-family: 'Oswald', sans-serif;
    color: #6b6b70;
    text-transform: uppercase;
    border-left-width: 1px;
}
.product_spec .table table tr td:last-child,
.product_spec .table table tr th:last-child{
    border-right-width: 1px;
}

.page_products{
    padding: 80px 0 150px;
}
.page_products .head_con{
    margin-bottom: 30px;
}
@media screen and (min-width: 1001px) and (max-width: 1220px) {
  .product_preview {
    padding: 25px 0 70px;
  }
  .product_preview .main {
    margin-top: 30px;
  }
  .product_preview .right {
    padding-top: 30px;
  }
  .product_preview .right h1 {
    font-size: 42px;
    line-height: 1.25;
  }
  .product_preview .right .model {
    font-size: 17px;
  }
  .product_preview .right .desc {
    font-size: 15px;
    line-height: 1.5;
    margin-bottom: 30px;
  }
  .product_preview .right .attrs {
    margin-bottom: 35px;
  }
  .product_preview .right .attrs .item {
    padding: 18px;
  }
  .product_preview .right .attrs .item strong {
    font-size: 24px;
  }
  .product_preview .right .btns {
    margin-bottom: 32px;
  }
  .product_preview .right .btns .btn {
    font-size: 16px;
    padding-left: 24px;
    padding-right: 24px;
  }
  .product_preview .right .advs ul {
    gap: 18px 28px;
  }
  .product_spec {
    padding: 80px 0;
  }
  .product_spec .left h2 {
    line-height: 1.3;
    margin-bottom: 28px;
  }
  .product_spec .table table tr td,
  .product_spec .table table tr th {
    line-height: 52px;
    padding: 0 24px;
    font-size: 15px;
  }
  .page_products {
    padding: 60px 0 90px;
  }
}
@media screen and (min-width: 769px) and (max-width: 1000px) {
  .product_preview {
    padding: 20px 0 60px;
  }
  .product_preview .main {
    margin-top: 25px;
  }
  .product_preview .right {
    padding-top: 10px;
  }
  .product_preview .right h1 {
    font-size: 32px;
    line-height: 1.3;
    margin-top: 10px;
    margin-bottom: 12px;
  }
  .product_preview .right .model {
    font-size: 16px;
    margin-bottom: 15px;
  }
  .product_preview .right .desc {
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 25px;
  }
  .product_preview .right .attrs {
    margin-bottom: 30px;
  }
  .product_preview .right .attrs .item {
    padding: 15px;
  }
  .product_preview .right .attrs .item strong {
    font-size: 20px;
  }
  .product_preview .right .attrs .item span {
    font-size: 13px;
  }
  .product_preview .right .btns {
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 30px;
  }
  .product_preview .right .btns .btn {
    font-size: 15px;
    padding-left: 20px;
    padding-right: 20px;
  }
  .product_preview .right .advs ul {
    gap: 15px 25px;
  }
  .product_spec {
    padding: 60px 0;
  }
  .product_spec .left h2 {
    line-height: 1.3;
    margin-bottom: 25px;
  }
  .product_spec .right {
    padding-top: 15px;
  }
  .product_spec .table table tr td,
  .product_spec .table table tr th {
    line-height: 46px;
    padding: 0 16px;
    font-size: 14px;
  }
  .page_products {
    padding: 60px 0 80px;
  }
}
@media screen and (max-width: 768px) {
  .breadcrumbs > span {
    flex-wrap: wrap;
  }
  .product_preview {
    padding: 20px 0 50px;
  }
  .product_preview .main {
    margin-top: 25px;
  }
  .product_preview .left .swiper_product_preview {
    margin-bottom: 15px;
  }
  .product_preview .left .swiper_thumbs .img {
    width: 80px;
    margin-right: 12px;
  }
  .product_preview .right {
    padding-top: 30px;
  }
  .product_preview .right h1 {
    font-size: 30px;
    line-height: 1.3;
    margin-top: 8px;
    margin-bottom: 10px;
  }
  .product_preview .right .model {
    font-size: 16px;
    margin-bottom: 12px;
  }
  .product_preview .right .desc {
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 25px;
  }
  .product_preview .right .attrs {
    margin-bottom: 30px;
  }
  .product_preview .right .attrs .item {
    padding: 15px;
  }
  .product_preview .right .attrs .item strong {
    font-size: 20px;
  }
  .product_preview .right .attrs .item span {
    font-size: 12px;
  }
  .product_preview .right .btns {
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 25px;
  }
  .product_preview .right .btns .btn {
    font-size: 14px;
    padding-left: 20px;
    padding-right: 20px;
  }
  .product_preview .right .advs ul {
    gap: 12px 20px;
  }
  .product_spec {
    padding: 50px 0;
  }
  .product_spec .left h2 {
    line-height: 1.3;
    margin-bottom: 20px;
  }
  .product_spec .left .tcon {
    margin-bottom: 20px;
  }
  .product_spec .table table tr td,
  .product_spec .table table tr th {
    line-height: 44px;
    padding: 0 15px;
    font-size: 14px;
  }
  .product_preview .main {
    display: block;
  }
  .product_preview .left,
  .product_preview .right {
    width: 100%;
  }
  .product_spec .main {
    display: block;
  }
  .product_spec .left,
  .product_spec .right {
    width: 100%;
  }
  .product_spec .right {
    padding-top: 30px;
  }
  .page_products {
    padding: 50px 0;
  }
  .page_products .head_con {
    display: block;
    margin-bottom: 20px;
  }
  .page_products .head_con .btn_b {
    margin-top: 15px;
  }
}