@media (max-width: 768px) {
  html {
    font-size: calc(100vw / 18);
  }
}
@media (min-width: 768px) and (max-width: 1921.99px) {
  html {
    font-size: calc(100vw / 19.2);
  }
}
@media (min-width: 1922px) and (max-width: 2558.99px) {
  html {
    font-size: calc(100vw / 22.4);
  }
}
@media (min-width: 2559px) and (max-width: 4000px) {
  html {
    font-size: calc(100vw / 25.6);
  }
}
/* 手机 */
@media (max-width: 768px) {
  /* header */
  .head {
    padding: 0.33333333rem 0;
  }
  .head .w-750 {
    background: #ffffff;
  }
  .head .w-750 .indexheaderleft .logo .cimgbox .logo_w {
    display: none;
  }
  .head .w-750 .indexheaderleft .logo .cimgbox .logo_bl {
    display: block;
  }
  .head .w-750 .indexheaderleft .sousyuyan .lissd .buhuueeh .icon {
    fill: #000;
  }
  .head .w-750 .indexheaderleft .sousyuyan .lissd .buhuueeh .icon1.hide {
    fill: #000;
  }
  .head .w-750 .indexheaderleft .c-switch i {
    background: #000;
  }
  /* banner */
  .wp-banner-section {
    position: relative;
    width: 100%;
    overflow: hidden;
    z-index: 5;
  }
  .wp-banner-section .wp-banner-swiper {
    position: relative;
    width: 100%;
    height: 11rem;
    overflow: hidden;
  }
  .wp-banner-section .wp-banner-swiper .swiper-wrapper {
    height: 100%;
  }
  .wp-banner-section .wp-banner-swiper .swiper-wrapper .wp-banner-slide {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
  }
  .wp-banner-section .wp-banner-swiper .swiper-wrapper .wp-banner-slide .wp-banner-content {
    position: relative;
    z-index: 3;
    width: 100%;
    height: 100%;
    padding: 0 5%;
    margin: 0 auto;
    padding-top: 12vh;
    text-align: left;
    color: #000;
    box-sizing: border-box;
  }
  .wp-banner-section .wp-banner-swiper .swiper-wrapper .wp-banner-slide .wp-banner-content .canicun {
    margin: 0;
    font-size: 0.66666667rem;
    line-height: 1.8;
    font-weight: 400;
    color: #000;
  }
  .wp-banner-section .wp-banner-swiper .swiper-wrapper .wp-banner-slide .wp-banner-content .cnascinhein {
    width: 95%;
    margin: 0.66666667rem 0 0;
    font-size: 0.8rem !important;
    line-height: 1.6 !important;
    font-weight: 700 !important;
    color: rgba(51, 51, 51, 0.8) !important;
  }
  .wp-banner-section .wp-banner-swiper .swiper-wrapper .wp-banner-slide .wp-banner-content .cnascinhein * {
    font-size: 0.8rem !important;
    line-height: 1.6 !important;
    font-weight: 700 !important;
    color: rgba(51, 51, 51, 0.8) !important;
  }
  .wp-intro-scroll {
    position: relative;
    height: 100%;
    z-index: 5;
  }
  .wp-intro-scroll .wp-intro-sticky {
    width: 100%;
    height: 100%;
    overflow: hidden;
  }
  .wp-intro-scroll .wp-intro-sticky .wp-intro-media {
    width: 100%;
    height: 8rem;
    position: relative;
  }
  .wp-intro-scroll .wp-intro-sticky .wp-intro-media img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
  }
  .wp-intro-scroll .wp-intro-sticky .wp-intro-media::after {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 2;
    pointer-events: none;
  }
  .wp-intro-scroll .wp-intro-sticky .wp-intro-text {
    padding:5%;
    width: 100%;
    text-align: center;
    color: #000;
  }
  .wp-intro-scroll .wp-intro-sticky .wp-intro-text * {
    margin: 0;
    font-size: 0.66666666rem !important;
    line-height: 1.56 !important;
    font-weight: 400;
  }
  /* 核心竞争力 */
  .hxjzl {
    width: 100%;
    height: 100%;
    padding: 10% 5%;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    position: relative;
    z-index: 5;
  }
  .hxjzl .w-1400 {
    width: 100%;
    margin: 0 auto;
  }
  .hxjzl .w-1400 .tubgiftitle {
    font-size: 0.8rem;
    color: #333;
    margin-bottom: 1.33333333rem;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card {
    width: 100%;
    height: 10rem;
    position: relative;
    margin-bottom: 1.33333333rem;
    overflow: hidden;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card .csnaoicn {
    position: absolute;
    width: 100%;
    height: 10rem;
    border-radius: 0.33333333rem;
    overflow: hidden;
    transition: all 0.5s;
    z-index: 1;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card .csnaoicn img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    object-position: top;
    transition: all 0.5s;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card .advantage-mask {
    position: absolute;
    inset: 0;
    z-index: 2;
    background: linear-gradient(to bottom, #ffffff00, #04376dcc);
    transition: all 0.5s ease;
    border-radius: 0.33333333rem;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card .advantage-content {
    padding: 8% 0.66666667rem;
    position: absolute;
    top: 2.8rem;
    width: 100%;
    text-align: left;
    z-index: 3;
    color: #fff;
    transition: all 0.5s ease;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card .advantage-content .advantage-icon {
    width: 1.33333333rem;
    height: 1.33333333rem;
    margin: 0 auto 0.5rem;
    transition: all 0.5s ease;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card .advantage-content .advantage-icon img {
    display: block;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: filter 0.45s ease, transform 0.45s ease;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card .advantage-content .advantage-title {
    margin: 0;
    text-align: center;
    font-size: 0.66666667rem;
    line-height: 1.4;
    font-weight: 700;
    color: #fff;
    transition: all 0.5s ease;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card .advantage-content .advantage-line {
    width: 100%;
    height: 0.06666667rem;
    margin: 0.33333333rem 0;
    background: #ffffff;
    transform-origin: left center;
    opacity: 0;
    transition: all 0.5s ease;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card .advantage-content .advantage-desc {
    margin: 0;
    opacity: 0;
    font-size: 0.53333333rem;
    line-height: 1.8;
    color: #fff;
    overflow: hidden;
    transition: all 0.5s ease;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card.active .advantage-mask {
      background: #04376dc8;
      transition: background 0.5s ease;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card.active .advantage-content{
    top: 1rem;
    transition: all 0.5s ease;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card.active .advantage-content .advantage-icon {
      margin: 0 0 0.5rem;
      transition: all 0.5s ease;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card.active .advantage-content .advantage-title {
      text-align: left;
      transition: all 0.5s ease;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card.active .advantage-content .advantage-desc{
    opacity: 1;
    transition: all 0.5s ease;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card.active .advantage-content .advantage-line{
    opacity: 1;
    transition: all 0.5s ease;
  }



  /* 产品优势 */
  .product-adv-section {
    position: relative;
    width: 100%;
    height: 26.66666667rem;
    overflow: hidden;
    padding: 0 5%;
  }
  .product-adv-section .product-adv-bg {
    position: absolute;
    inset: 0;
    z-index: 1;
    overflow: hidden;
  }
  .product-adv-section .product-adv-bg .product-adv-bg-img {
    position: absolute;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transform: scale(1.04);
    transition: opacity 0.7s ease, transform 1.2s ease;
  }
  .product-adv-section .product-adv-bg .product-adv-bg-img.is-active {
    opacity: 1;
    transform: scale(1);
  }
  .product-adv-section .product-adv-mask {
    position: absolute;
    inset: 0;
    z-index: 2;
    background: linear-gradient(90deg, rgba(0, 0, 0, 0.55) 0%, rgba(0, 0, 0, 0.18) 46%, rgba(0, 0, 0, 0.18) 100%);
    pointer-events: none;
  }
  .product-adv-section .product-adv-inner {
    position: relative;
    z-index: 3;
    width: 100%;
    height: 100%;
    margin: 0 auto;
  }
  .product-adv-section .product-adv-inner .product-adv-label {
    position: absolute;
    left: 0;
    top: 14%;
    font-size: 0.8rem;
    line-height: 1;
    font-weight: 700;
    color: #fff;
  }
  .product-adv-section .product-adv-inner .product-adv-card {
    position: absolute;
    right: 0;
    top: 30%;
    width: 100%;
    height: 10.66666667rem;
    padding: 2rem 1.33333333rem 0;
    border-radius: 0.33333333rem;
    color: #fff;
    overflow: hidden;
    background: rgba(22, 32, 43, 0.2);
    box-shadow: 0 0.33333333rem 0.66666667rem rgba(0, 0, 0, 0.36);
    backdrop-filter: blur(0.66666667rem);
    -webkit-backdrop-filter: blur(0.66666667rem);
    border: 1px solid #ffffff3b;
  }
  .product-adv-section .product-adv-inner .product-adv-card .product-adv-card-num {
    position: absolute;
    right: 2.53333333rem;
    top: 1.86666667rem;
    z-index: 3;
    font-size: 0.66666667rem;
    line-height: 1;
    font-weight: 800;
    color: #fff;
  }
  .product-adv-section .product-adv-inner .product-adv-card .product-adv-panel {
    position: relative;
    z-index: 2;
    display: none;
  }
  .product-adv-section .product-adv-inner .product-adv-card .product-adv-panel h3 {
    margin: 0 0 0.66666667rem;
    font-size: 0.66666667rem;
    line-height: 1.45;
    font-weight: 800;
    color: #fff;
  }
  .product-adv-section .product-adv-inner .product-adv-card .product-adv-panel p {
    margin: 0;
    font-size: 0.53333333rem;
    line-height: 1.9;
    color: rgba(255, 255, 255, 0.88);
  }
  .product-adv-section .product-adv-inner .product-adv-card .product-adv-panel.is-active {
    display: block;
    animation: productAdvFadeUp 0.55s ease both;
  }
  .product-adv-section .product-adv-inner .product-adv-card::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.16) 0%, rgba(255, 255, 255, 0.04) 45%, rgba(255, 255, 255, 0.12) 100%);
    pointer-events: none;
  }
  .product-adv-section .product-adv-inner .product-adv-tabs {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 12%;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    border-top: 0.06666667rem solid rgba(255, 255, 255, 0.82);
  }
  .product-adv-section .product-adv-inner .product-adv-tabs .product-adv-tab {
    position: relative;
    display: block;
    width: 100%;
    padding: 0.66666667rem 0.33333333rem 0;
    border: 0;
    background: none;
    cursor: pointer;
    text-align: center;
    font-size: 0.46666667rem;
    line-height: 1.5;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
    transition: color 0.35s ease;
  }
  .product-adv-section .product-adv-inner .product-adv-tabs .product-adv-tab::before {
    content: "";
    position: absolute;
    left: 50%;
    top: -0.13333333rem;
    width: 100%;
    height: 0.13333333rem;
    background: #005baa;
    transform: translateX(-50%) scaleX(0);
    transform-origin: center;
    transition: transform 0.4s ease;
  }
  .product-adv-section .product-adv-inner .product-adv-tabs .product-adv-tab.is-active {
    color: #fff;
  }
  .product-adv-section .product-adv-inner .product-adv-tabs .product-adv-tab.is-active::before {
    transform: translateX(-50%) scaleX(1);
  }
  @keyframes productAdvFadeUp {
    0% {
      opacity: 0;
      transform: translateY(22px);
    }
    100% {
      opacity: 1;
      transform: translateY(0);
    }
  }
}
/* pc */
@media (min-width: 768px) {
  /* header */
  .header {
    padding: 0.1rem 0 0;
  }
  .header .w-1517 {
    background: rgba(255, 255, 255, 0);
    backdrop-filter: blur(0);
    -webkit-backdrop-filter: blur(0);
    border: none;
  }
  .header .w-1517 .logo-nav .logo a .logo_w {
    display: none;
  }
  .header .w-1517 .logo-nav .logo a .logo_b {
    display: block;
  }
  .header .w-1517 .logo-nav .nav .daohang .li .zhunav {
    color: #000;
  }
  .header .w-1517 .logo-nav .sousyuyan .lissd .buhuueeh .icon {
    fill: #000;
  }
  /* 企业介绍 */
  .wp-banner-section {
    position: relative;
    width: 100%;
    z-index: 5;
    overflow: hidden;
  }
  .wp-banner-section .wp-banner-swiper {
    position: relative;
    width: 100%;
    height: 5rem;
    overflow: hidden;
  }
  .wp-banner-section .wp-banner-swiper .swiper-wrapper {
    height: 100%;
  }
  .wp-banner-section .wp-banner-swiper .swiper-wrapper .wp-banner-slide {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
  }
  .wp-banner-section .wp-banner-swiper .swiper-wrapper .wp-banner-slide .wp-banner-content {
    position: relative;
    z-index: 3;
    width: 14rem;
    height: 100%;
    margin: 0 auto;
    padding-top: 20vh;
    text-align: left;
    color: #fff;
    box-sizing: border-box;
  }
  .wp-banner-section .wp-banner-swiper .swiper-wrapper .wp-banner-slide .wp-banner-content .canicun {
    margin: 0;
    font-size: 0.24rem;
    font-weight: 400;
    color: #000;
  }
  .wp-banner-section .wp-banner-swiper .swiper-wrapper .wp-banner-slide .wp-banner-content .cnascinhein {
    width: 7rem;
    margin: 0.5rem 0 0;
    font-size: 0.3rem !important;
    line-height: 1.5 !important;
    font-weight: 700 !important;
    color: rgba(51, 51, 51, 0.8) !important;
  }
  .wp-banner-section .wp-banner-swiper .swiper-wrapper .wp-banner-slide .wp-banner-content .cnascinhein * {
    font-size: 0.3rem !important;
    line-height: 1.5 !important;
    font-weight: 700 !important;
    color: rgba(51, 51, 51, 0.8) !important;
  }
  .wp-intro-scroll {
    position: relative;
    z-index: 5;
    min-height: 18rem;
    background: #fff;
  }
  .wp-intro-scroll .wp-intro-sticky {
    position: sticky;
    top: 0;
    width: 100%;
    height: 100vh;
    overflow: hidden;
    background: #fff;
  }
  .wp-intro-scroll .wp-intro-sticky .wp-intro-media {
    position: absolute;
    left: 50%;
    top: 0;
    width: 75%;
    height: 45vh;
    overflow: hidden;
    z-index: 1;
    --intro-mask-opacity: 0;
    will-change: width, height, top, transform;
  }
  .wp-intro-scroll .wp-intro-sticky .wp-intro-media img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
  }
  .wp-intro-scroll .wp-intro-sticky .wp-intro-media::after {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, var(--intro-mask-opacity));
    z-index: 2;
    pointer-events: none;
  }
  .wp-intro-scroll .wp-intro-sticky .wp-intro-text {
    position: absolute;
    left: 50%;
    top: 55vh;
    width: 10rem;
    transform: translateX(-50%) !important;
    z-index: 3;
    text-align: center;
    color: #666;
  }
  .wp-intro-scroll .wp-intro-sticky .wp-intro-text * {
    margin: 0;
    font-size: 0.2rem !important;
    line-height: 1.8 !important;
    font-weight: 400;
  }
  /* 核心竞争力 */
  .hxjzl {
    width: 100%;
    height: 100%;
    padding: 1rem 0;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    position: relative;
    z-index: 5;
  }
  .hxjzl .w-1400 {
    width: 14rem;
    margin: 0 auto;
  }
  .hxjzl .w-1400 .tubgiftitle {
    font-size: 0.2rem;
    color: #333;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual {
    position: relative;
    width: 100%;
    height: 5.5rem;
    /* 第二张：右侧区域内部居中偏上 */
    /* 第三张：右侧区域内部偏右 */
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card {
    width: 4rem;
    height: 4rem;
    position: absolute;
    border-radius: 0.15rem;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card .csnaoicn {
    position: absolute;
    width: 4rem;
    height: 4rem;
    border-radius: 0.15rem;
    overflow: hidden;
    transition: all 0.5s;
    z-index: 1;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card .csnaoicn img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    border-radius: 0.15rem;
    transform: scale(1.06);
    transition: all 0.5s;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card .advantage-mask {
    position: absolute;
    inset: 0;
    z-index: 2;
    background: linear-gradient(to bottom, #04376d00, #04376d6e);
    transition: background 0.5s ease;
    border-radius: 0.15rem;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card .advantage-content {
    padding: 0 0.3rem;
    position: absolute;
    width: 100%;
    text-align: center;
    bottom: 0.05rem;
    z-index: 3;
    color: #fff;
    transition: all 0.5s ease;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card .advantage-content .advantage-icon {
    width: 0.6rem;
    height: 0.6rem;
    margin: 0 auto 0.2rem;
    transition: all 0.5s ease;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card .advantage-content .advantage-icon img {
    display: block;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: filter 0.45s ease, transform 0.45s ease;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card .advantage-content .advantage-title {
    margin: 0;
    font-size: 0.24rem;
    line-height: 1.4;
    font-weight: 700;
    color: #fff;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card .advantage-content .advantage-line {
    width: 100%;
    height: 0.02rem;
    margin: 0.24rem 0 0.24rem;
    background: #ffffff;
    transform: scaleX(0);
    transform-origin: left center;
    opacity: 0;
    transition: all 0.5s ease;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card .advantage-content .advantage-desc {
    margin: 0;
    font-size: 0.16rem;
    line-height: 1.8;
    color: #fff;
    opacity: 0;
    transform: translateY(0.18rem);
    max-height: 0;
    overflow: hidden;
    transition: all 0.5s ease;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card:hover .csnaoicn {
    transition: all 0.5s;
    border-radius: 0.15rem;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card:hover .csnaoicn img {
    filter: blur(0.03rem);
    transform: scale(1.08);
    transition: all 0.5s;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card:hover .advantage-mask {
    background: #04376dcc;
    border-radius: 0.15rem;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card:hover .advantage-content {
    bottom: 0.5rem;
    text-align: left;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card:hover .advantage-content .advantage-icon {
    margin: 0 0 0.2rem;
    transition: all 0.5s ease;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card:hover .advantage-line {
    opacity: 1;
    transform: scaleX(1);
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card:hover .advantage-desc {
    opacity: 1;
    transform: translateY(0);
    max-height: 2rem;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card-1 {
    left: 0%;
    top: 28%;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card-2 {
    left: 36%;
    top: 8%;
  }
  .hxjzl .w-1400 .service-promise-inner .service-promise-visual .promise-card-3 {
    right: 0;
    top: 28%;
  }
  /* 产品优势 */
  .product-adv-section {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
  }
  .product-adv-section .product-adv-bg {
    position: absolute;
    inset: 0;
    z-index: 1;
    overflow: hidden;
  }
  .product-adv-section .product-adv-bg .product-adv-bg-img {
    position: absolute;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transform: scale(1.04);
    transition: opacity 0.7s ease, transform 1.2s ease;
  }
  .product-adv-section .product-adv-bg .product-adv-bg-img.is-active {
    opacity: 1;
    transform: scale(1);
  }
  .product-adv-section .product-adv-mask {
    position: absolute;
    inset: 0;
    z-index: 2;
    background: linear-gradient(90deg, rgba(0, 0, 0, 0.55) 0%, rgba(0, 0, 0, 0.18) 46%, rgba(0, 0, 0, 0.18) 100%);
    pointer-events: none;
  }
  .product-adv-section .product-adv-inner {
    position: relative;
    z-index: 3;
    width: 14rem;
    height: 100%;
    margin: 0 auto;
  }
  .product-adv-section .product-adv-inner .product-adv-label {
    position: absolute;
    left: 0;
    top: 14%;
    font-size: 0.2rem;
    line-height: 1;
    font-weight: 700;
    color: #fff;
  }
  .product-adv-section .product-adv-inner .product-adv-card {
    position: absolute;
    right: 0;
    top: 22%;
    width: 6.5rem;
    height: 3.2rem;
    padding: 0.7rem 0.6rem 0;
    border-radius: 0.15rem;
    color: #fff;
    overflow: hidden;
    background: rgba(22, 32, 43, 0.2);
    box-shadow: 0 0.2rem 0.4rem rgba(0, 0, 0, 0.36);
    backdrop-filter: blur(0.2rem);
    -webkit-backdrop-filter: blur(0.2rem);
    border: 1px solid #ffffff3b;
  }
  .product-adv-section .product-adv-inner .product-adv-card .product-adv-card-num {
    position: absolute;
    right: 0.38rem;
    top: 0.28rem;
    z-index: 3;
    font-size: 0.2rem;
    line-height: 1;
    font-weight: 800;
    color: #fff;
  }
  .product-adv-section .product-adv-inner .product-adv-card .product-adv-panel {
    position: relative;
    z-index: 2;
    display: none;
  }
  .product-adv-section .product-adv-inner .product-adv-card .product-adv-panel h3 {
    margin: 0 0 0.3rem;
    font-size: 0.24rem;
    line-height: 1.45;
    font-weight: 800;
    color: #fff;
  }
  .product-adv-section .product-adv-inner .product-adv-card .product-adv-panel p {
    margin: 0;
    font-size: 0.16rem;
    line-height: 1.9;
    color: rgba(255, 255, 255, 0.88);
  }
  .product-adv-section .product-adv-inner .product-adv-card .product-adv-panel.is-active {
    display: block;
    animation: productAdvFadeUp 0.55s ease both;
  }
  .product-adv-section .product-adv-inner .product-adv-card::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.16) 0%, rgba(255, 255, 255, 0.04) 45%, rgba(255, 255, 255, 0.12) 100%);
    pointer-events: none;
  }
  .product-adv-section .product-adv-inner .product-adv-tabs {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 12%;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    border-top: 0.01rem solid rgba(255, 255, 255, 0.82);
  }
  .product-adv-section .product-adv-inner .product-adv-tabs .product-adv-tab {
    position: relative;
    display: block;
    width: 100%;
    padding: 0.38rem 0.16rem 0;
    border: 0;
    background: none;
    cursor: pointer;
    text-align: center;
    font-size: 0.2rem;
    line-height: 1.5;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
    transition: color 0.35s ease;
  }
  .product-adv-section .product-adv-inner .product-adv-tabs .product-adv-tab::before {
    content: "";
    position: absolute;
    left: 50%;
    top: -0.03rem;
    width: 1.2rem;
    height: 0.05rem;
    background: #005baa;
    transform: translateX(-50%) scaleX(0);
    transform-origin: center;
    transition: transform 0.4s ease;
  }
  .product-adv-section .product-adv-inner .product-adv-tabs .product-adv-tab.is-active {
    color: #fff;
  }
  .product-adv-section .product-adv-inner .product-adv-tabs .product-adv-tab.is-active::before {
    transform: translateX(-50%) scaleX(1);
  }
  @keyframes productAdvFadeUp {
    0% {
      opacity: 0;
      transform: translateY(22px);
    }
    100% {
      opacity: 1;
      transform: translateY(0);
    }
  }
}