/*pbtuwen*/
.fld_pbtuwen {
  padding: 10px 0 50px;
  position: relative;
  overflow: hidden;
}

.fld_pbtuwen .fldpbt_ul {}

.fld_pbtuwen .fldpbt_ul .fldpbt_li {
  width: calc(25% - 21px);
  margin-left: 28px;
  margin-top: 30px;
  cursor: pointer;
}

.fld_pbtuwen .fldpbt_ul .fldpbt_li:nth-child(4n+1) {
  margin-left: 0;
}

.fld_pbtuwen .fldpbt_ul .fldpbt_li .fldpbt_img {
  width: 100%;
  position: relative;
  overflow: hidden;
  border: 1px solid #F5F5F5;
}

.fld_pbtuwen .fldpbt_ul .fldpbt_li p {
  font-size: 16px;
  line-height: 50px;
  height: 50px;
  color: #666;
  padding: 0 10px;
  background: #F5F5F5;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-align: center;
}

.fld_pbtuwen .fldpbt_ul.fldpbt_video .fldpbt_li .fldpbt_img:before {
  content: '';
  width: 100%;
  height: 100%;
  background: url(../images/video.png) no-repeat center center rgba(0, 0, 0, .3);
  position: absolute;
  left: 0;
  top: 0;
  z-index: 1;
  background-size: auto 50px;
}

/*pbtwshow*/
.fld_pbtwshow {
  padding: 50px 0;
}

.fld_pbtwshow .fldpbs_l {
  width: 71%;
}

.fld_pbtwshow .fldpbs_l .fldpbs_title {
  color: #333;
  font-size: 20px;
  line-height: 1.25;
  font-weight: bold;
  text-align: center;
}

.fld_pbtwshow .fldpbs_l .fldpbs_info {
  color: #333;
  font-weight: normal;
  text-align: center;
  font-size: 12px;
  padding-bottom: 15px;
  border-bottom: 1px solid #CCC;
  margin-top: 5px;
}

.fld_pbtwshow .fldpbs_l .fldpbs_img {
  max-width: 600px;
  height: auto;
  margin: 15px auto 25px;
}

.fld_pbtwshow .fldpbs_l .fldpbs_img img {
  width: 100%;
  height: auto;
  display: block;
}

.fld_pbtwshow .fldpbs_l .fldpbs_ul {
  margin: 20px 0;
  background: #E5E5E5;
}

.fld_pbtwshow .fldpbs_l .fldpbs_ul span {
  height: 40px;
  line-height: 40px;
  padding: 0 20px;
  background: #363971;
  color: #FFF;
  display: inline-block;
}

.fld_pbtwshow .fldpbs_l .fldpbs_txt {
  font-size: 16px;
  line-height: 2;
  padding-bottom: 20px;
}

.fld_pbtwshow .fldpbs_l .fldpbs_txt>*+* {
  margin-top: 15px;
}

.fld_pbtwshow .fldpbs_l .fldpbs_txt h2 {
  font-size: 20px;
  font-weight: bold;
}

.fld_pbtwshow .fldpbs_l .fldpbs_txt h3 {
  font-size: 18px;
  font-weight: bold;
}

.fld_pbtwshow .fldpbs_l .fldpbs_txt img {
  max-width: 100%;
  height: auto;
  margin: 0 auto;
  display: block;
}

@media screen and (max-width:1599px) {
  .fld_pbtuwen {
    padding: 10px 0 40px;
  }

  .fld_pbtuwen .fldpbt_ul .fldpbt_li {
    width: calc(25% - 18px);
    margin-left: 24px;
    margin-top: 25px;
  }

  .fld_pbtuwen .fldpbt_ul .fldpbt_li p {
    font-size: 15px;
    height: 46px;
    line-height: 46px;
  }

  .fld_pbtwshow {
    padding: 40px 0;
  }

  .fld_pbtwshow .fldpbs_l .fldpbs_txt {
    font-size: 15px;
    padding-bottom: 15px;
  }

  .fld_pbtwshow .fldpbs_l .fldpbs_txt>*+* {
    margin-top: 10px;
  }

  .fld_pbtwshow .fldpbs_l .fldpbs_txt h2 {
    font-size: 18px;
  }

  .fld_pbtwshow .fldpbs_l .fldpbs_txt h3 {
    font-size: 16px;
  }
}


@media screen and (max-width:1359px) {
  .fld_pbtuwen {
    padding: 10px 0 30px;
  }

  .fld_pbtuwen .fldpbt_ul .fldpbt_li {
    width: calc(25% - 15px);
    margin-left: 20px;
    margin-top: 20px;
  }

  .fld_pbtuwen .fldpbt_ul .fldpbt_li p {
    font-size: 14px;
    height: 42px;
    line-height: 42px;
  }

  .fld_pbtwshow {
    padding: 30px 0;
  }

  .fld_pbtwshow .fldpbs_l .fldpbs_txt {
    font-size: 14px;
    padding-bottom: 12px;
  }
}

@media screen and (max-width:1023px) {
  .fld_pbtuwen .fldpbt_ul .fldpbt_li {
    width: calc(33.33% - 10px);
    margin-left: 15px;
  }

  .fld_pbtuwen .fldpbt_ul .fldpbt_li:nth-child(4n+1) {
    margin-left: 15px;
  }

  .fld_pbtuwen .fldpbt_ul .fldpbt_li:nth-child(3n+1) {
    margin-left: 0;
  }

  .fld_pbtwshow .fldpbs_l {
    width: 100%;
    float: none;
  }

  .fld_pbtwshow .fldpbs_l .fldpbs_txt>*+* {
    margin-top: 5px;
  }
}

@media screen and (max-width:767px) {
  .fld_pbtuwen .fldpbt_ul .fldpbt_li {
    width: calc(50% - 5px);
    margin-left: 10px;
    margin-top: 10px;
  }

  .fld_pbtuwen .fldpbt_ul .fldpbt_li:nth-child(4n+1) {
    margin-left: 10px;
  }

  .fld_pbtuwen .fldpbt_ul .fldpbt_li:nth-child(3n+1) {
    margin-left: 10px;
  }

  .fld_pbtuwen .fldpbt_ul .fldpbt_li:nth-child(odd) {
    margin-left: 0;
  }

  .fld_pbtwshow .ps_ul .ps_li {
    width: 100%;
    margin-left: 0;
    float: none;
  }
}





.product-section {
  padding: 50px 0;
}

.product-content {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
}

/* 左侧轮播图区域 - 优化为大图+缩略图经典布局 */
.product-gallery {
  flex: 1;
  /* width: 100%; */
  width: 50%;
}

.main-image-container {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 15px;
  border: 1px solid #E5E5E5;
  /* height: 450px; */
  display: flex;
  align-items: center;
  justify-content: center;
  /* background-color: #f9f9f9; */
  cursor: zoom-in;
}

.main-image {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: transform 0.3s ease;
}

/* 使用elevateZoom的放大镜容器 */
.zoomContainer {
  z-index: 100;
}

/* 缩略图轮播容器优化 */
.thumbnail-slider {
  position: relative;
  width: 100%;
  padding: 0 10px;
  overflow: hidden;
}

.swiper {
  width: 100%;
}

/* 主轮播样式（仅用于全屏预览） */
.main-swiper {
  height: 450px;
}

/* 缩略图轮播样式 */
.thumb-swiper {
  height: 100px;
}

.thumb-swiper .swiper-slide {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  overflow: hidden;
  border: 2px solid transparent;
  transition: all 0.3s ease;
  cursor: pointer;
  background-color: #f9f9f9;
  height: 90px;
  opacity: 0.7;
}

.thumb-swiper .swiper-slide:hover {
  border-color: #999999;
  opacity: 1;
}

.thumb-swiper .swiper-slide-thumb-active {
  border-color: #363971;
  opacity: 1;
}

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

/* 轮播切换按钮样式统一 */
.swiper-button-next,
.swiper-button-prev {
  color: #363971;
  background-color: rgba(255, 255, 255, 0.9);
  width: 30px;
  height: 30px;
  border-radius: 50%;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.swiper-button-next:after,
.swiper-button-prev:after {
  font-size: 16px;
  font-weight: bold;
}

/* 右侧产品信息 */
.product-info {
  flex: 1;
  /* min-width: 300px; */
  width: calc(50% - 40px);
  /* padding-top: 10px; */
}

.product-title {
  color: #363971;
  font-size: 28px;
  margin-bottom: 10px;
  font-weight: 700;
  line-height: 1.3;
}

.product-short-description {
  margin-bottom: 30px;
  font-size: 16px;
  color: #555;
  line-height: 1.5;
}

.highlight {
  color: #363971;
  font-weight: 600;
}

.contact-btn {
  display: inline-block;
  background-color: #363971;
  color: #ffffff;
  padding: 10px 15px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  margin-top: 10px;
  box-shadow: 0 4px 12px rgba(54, 57, 113, 0.2);
}

.contact-btn:hover {
  background-color: #2a2d5c;
  color: #ffffff;
  transform: translateY(-3px);
  box-shadow: 0 6px 16px rgba(54, 57, 113, 0.3);
}

a.contact-btn:visited {
  color: #ffffff;
}

.contact-btn i {
  margin-left: 8px;
  transition: transform 0.3s ease;
}

.contact-btn:hover i {
  transform: translateX(5px);
}

/* 响应式设计 */
@media (max-width: 768px) {
  .product-content {
    flex-direction: column;
    gap: 30px;
  }

  .product-gallery,
  .product-info {
    width: 100%;
  }

  /* .main-image-container {
    height: 350px;
  } */

  .product-title {
    font-size: 24px;
  }

  /* 移动端隐藏轮播按钮，改用滑动 */
  .thumb-swiper .swiper-button-next,
  .thumb-swiper .swiper-button-prev {
    display: none;
  }

  /* 移动端禁用放大镜 */
  .zoomContainer {
    display: none !important;
  }

  .spec-label {
    min-width: 120px;
  }
}

@media (max-width: 480px) {
  .product-container {
    padding: 20px;
  }

  /* .main-image-container {
    height: 280px;
  } */
}

.product-desc {
  margin-top: 50px;
}

.product-desc h2 {
  font-size: 28px;
  width: 100%;
  line-height: 36px;
  background-color: #363971;
  color: #ffffff;
  padding: 10px 15px;
}

@media (max-width: 768px) {
  .product-desc h2 {
    font-size: 24px;
  }
}

.product-desc-cont {
  font-size: 16px;
  color: #555;
  line-height: 1.5;
  padding: 20px 0;
  margin-bottom: 20px;
}

.product-desc-cont:last-child {
  margin-bottom: 0;
}

.product-desc-cont table {
  max-width: 100% !important;
  width: 100% !important;
  border-collapse: collapse;
}

.product-desc-cont table th,
.product-desc-cont table td {
  border: 1px solid #dbdbdb;
  padding: 8px 12px;
  box-sizing: border-box;
}