/* 重置样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* 自定义滚动条样式 */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: #f1f1f1;
  border-radius: 3px;
}

::-webkit-scrollbar-thumb {
  background: #0467a9;
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: #035a8f;
}

/* 去掉滚动条箭头 */
::-webkit-scrollbar-button {
  display: none;
  height: 0;
  width: 0;
  background: transparent;
}

::-webkit-scrollbar-corner {
  background: transparent;
}

/* Firefox 滚动条样式 */
* {
  scrollbar-width: thin;
  scrollbar-color: #0467a9 #f1f1f1;
}

/* 表格滚动条特殊样式 */
.product-table ::-webkit-scrollbar {
  width: 4px;
  height: 4px;
}

.product-table ::-webkit-scrollbar-track {
  background: #f1f1f1;
  border-radius: 2px;
}

.product-table ::-webkit-scrollbar-thumb {
  background: #0467a9;
  border-radius: 2px;
}

.product-table ::-webkit-scrollbar-thumb:hover {
  background: #035a8f;
}

/* 去掉表格滚动条箭头 */
.product-table ::-webkit-scrollbar-button {
  display: none;
  height: 0;
  width: 0;
  background: transparent;
}

.product-table ::-webkit-scrollbar-corner {
  background: transparent;
}

/* 筛选框滚动条样式 */
.filter-checkboxes ::-webkit-scrollbar {
  width: 4px;
  height: 4px;
}

.filter-checkboxes ::-webkit-scrollbar-track {
  background: #f1f1f1;
  border-radius: 2px;
}

.filter-checkboxes ::-webkit-scrollbar-thumb {
  background: #0467a9;
  border-radius: 2px;
}

.filter-checkboxes ::-webkit-scrollbar-thumb:hover {
  background: #035a8f;
}

/* 去掉筛选框滚动条箭头 */
.filter-checkboxes ::-webkit-scrollbar-button {
  display: none;
  height: 0;
  width: 0;
  background: transparent;
}

.filter-checkboxes ::-webkit-scrollbar-corner {
  background: transparent;
}

html {
  font-size: 10px; /* 设置根字体大小为10px */
}

body {
  font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial,
    sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #f5f5f5;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
}

/* 顶部栏样式 - 精确还原 */
.top-bar {
  display: block !important;
  box-sizing: border-box;
  width: 100%;
  height: 100px;
  padding: 0 20px;
  background: #fff;
  position: relative;
  z-index: 1000;
}

.top-bar .container {
  display: flex;
  box-sizing: border-box;
  width: 100%;
  max-width: 1400px;
  height: 100%;
  margin: auto;
  padding: 20px 0;
  align-items: center;
  justify-content: space-between;
  position: relative;
  z-index: 100;
}

.logo-section {
  display: block;
  width: 332px;
  height: 48px;
  margin-right: 23px;
}

.logo {
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 6px;
}

.company-info {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.company-name {
  font-size: 18px;
  font-weight: bold;
  color: #333333;
  line-height: 1.2;
}

.brand {
  color: #999999;
  font-weight: normal;
  font-size: 12px;
  line-height: 1.2;
}

.website {
  color: #999999;
  font-size: 12px;
  line-height: 1.2;
}

.slogan-section {
  flex: 1;
  border-left: 1px solid #e0e0e0;
}

.slogan {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 13px;
  max-width: 580px;
  flex: 1;
  margin: 0 20px;
  line-height: 1.4;
}

.slogan-line1 {
  font-size: 2rem;
  color: #0066cc;
}
.slogan-line2 {
  padding-top: 5px;
  font-size: 14px;
  color: #999999;
}
.slogan-line1,
.slogan-line2 {
  text-align: left;
}

.language-selector {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  color: #333333;
  font-size: 13px;
}

.flag-icon {
  width: 30px;
  height: 20px;
  object-fit: contain;
}

/* 导航栏样式 - 精确还原 */
.main-nav {
  background: #0467aa;
  padding: 0 20px;
  height: 50px;
  .container {
    height: 100%;
  }
}

.nav-menu {
  display: flex;
  height: 100%;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-menu li {
  flex: 1;
  position: relative;
}

.nav-menu a {
  display: block;
  padding: 0 25px;
  text-decoration: none;
  color: white;
  text-align: left;
  font-size: 16px;
  line-height: 50px;
  transition: all 0.3s ease;
  border-bottom: 3px solid transparent;
  height: 100%;
}

.nav-menu a:hover,
.nav-menu a.active {
  background-color: #ff9500;
  color: white;
  border-bottom-color: #ff9500;
}

/* 下拉菜单样式 */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #ff9500;
  list-style: none;
  margin: 0;
  padding: 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.3s ease;
  z-index: 1000;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu li {
  flex: none;
}

.dropdown-menu a {
  display: block;
  padding: 12px 20px;
  color: white;
  text-decoration: none;
  font-size: 14px;
  line-height: 1.4;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
  height: auto;
  border-bottom-color: transparent;
}

.dropdown-menu a:hover {
  color: #333;
  background: #fff;
}

/* 当鼠标悬停在子项时，保持父项的悬停样式 */
.dropdown:hover > a,
.dropdown:hover > a.active {
  background-color: #ff9500;
  color: white;
  border-bottom-color: #ff9500;
}

/* 移除下拉箭头样式 */
.dropdown-arrow {
  display: none;
}

/* 移动端箭头样式 */
.mobile-arrow {
  display: none;
  font-size: 12px;
  transition: transform 0.3s ease;
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
}

.dropdown.active .mobile-arrow {
  transform: translateY(-50%) rotate(90deg);
}

/* Banner样式 - 精确还原 */
.banner {
  width: 100%;
  height: 30vh; /* 视口高度的1/4 */
  position: relative;
  overflow: hidden;
}

.banner img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover; /* 保持比例，覆盖整个容器 */
}


.breadcrumb {
  color: #999999;
  font-size: 13px;
  margin-bottom: 18px;
  text-align: right;
  display: flex;
  align-items: center;
  .home-icon {
    width: 15px;
    height: 15px;
    margin-right: 5px;
  }
}

.breadcrumb span {
  display: flex;
  align-items: center;
  gap: 8px;
}

.content-wrapper {
  display: flex;
  gap: 25px;
  min-width: 0;
  overflow: hidden;
}

/* 侧边栏样式 - 精确还原 */
.sidebar {
  padding: 20px;
  width: 240px;
  background: white;
  border-radius: 6px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  overflow: hidden;
}

.sidebar-title {
  padding: 14px 18px;
  margin: 0;
  height: 70px;
  border-bottom: 1px solid #e0e0e0;
  font-size: 15px;
  font-weight: bold;
  color: #333333;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color 0.3s ease;
}
.sidebar-section:last-child .sidebar-title {
  height: 80px;
}
.sidebar-title:hover {
  background: #e9ecef;
}

.caret-up,
.caret-right {
  font-family: Arial, sans-serif;
  font-size: 12px;
  font-weight: bold;
  color: currentColor;
  transition: transform 0.3s ease;
}

.caret-right::before {
  content: ">";
}

.caret-up::before {
  content: ">";
  transform: rotate(-90deg);
  display: inline-block;
}

.sidebar-menu {
  font-size: 14px;
  list-style: none;
  border-bottom: 1px solid #e0e0e0;
  border-top:1px solid #0467a9;
  padding: 0;
  padding-top: 10px;
  margin: 0;
  background: linear-gradient(to bottom, #f4f4f4, #fefefe, #ffffff);
  .sidebar-menu-item {
    color: #1470af;
    display: flex;
    justify-content: space-between;
    align-items: center;
    span {
      margin-right: 10px;
    }
  }
}

.sidebar-menu a {
  display: block;
  padding: 11px 18px 11px 15px;
  text-decoration: none;
  color: #000;
  transition: all 0.3s ease;
  font-size: 13px;
  position: relative;
}

.sidebar-menu a.active {
  font-weight: bolder;
}

.sidebar-menu a.active::after {
  content: "> ";
  margin-right: 5px;
      display: flex
;
    right: 0;
    justify-content: flex-end;
    margin-top: -20px;
}

.sidebar-menu a.pitchon {
  font-weight: bold;
  color:#0467aa
}

.sidebar-menu a.pitchon::after {
  content: "> ";
  margin-right: 5px;
      display: flex
;
    right: 0;
    justify-content: flex-end;
    margin-top: -20px;
}

/* 添加子项前面的破折号 */
.sidebar-menu a::before {
  content: "- ";
  margin-right: 5px;
  display: inline-block;
}

/* 导航栏子项的加号样式 */
.dropdown-menu a::before {
  content: "+ ";
  margin-right: 5px;
  display: none; /* 默认不显示 */
}

/* 在移动端显示加号 */
@media (max-width: 768px) {
  .dropdown-menu a::before {
    display: inline-block;
  }
}

/* 主内容区域 - 精确还原 */
.main-area {
  flex: 1;
  padding: 25px;
  background: #ffffff;
  border-radius: 6px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  min-width: 0;
  overflow: hidden;
  .product-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  
  .product-header-hr {
    width: 100%;
    height: 1px;
    border-bottom: 1px solid #ccc;
    margin: 20px 0;
  }
}

.page-title {
  font-size: 26px;
  font-weight: bold;
  color: #333333;
  /* margin-bottom: 25px; */
}

/* 产品表格样式 - 精确还原 */
.product-table {
  background: white;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.product-table table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid #e0e0e0;
}

.product-table th {
  background: #0467aa;
  padding: 13px 8px;
  text-align: center;
  font-weight: bold;
  color: white;
  border: 1px solid #e0e0e0;
  font-size: 13px;
}

/* 设置列宽 - DC/DC变换器页面 */
.product-table th:nth-child(1), /* 产品型号 */
.product-table td:nth-child(1) {
  width: 12%;
}

.product-table th:nth-child(2), /* 最小输入电压 */
.product-table td:nth-child(2) {
  width: 10%;
}

.product-table th:nth-child(3), /* 最大输入电压 */
.product-table td:nth-child(3) {
  width: 10%;
}

.product-table th:nth-child(4), /* 最小输出电压 */
.product-table td:nth-child(4) {
  width: 10%;
}

.product-table th:nth-child(5), /* 最大输出电压 */
.product-table td:nth-child(5) {
  width: 10%;
}

.product-table th:nth-child(6), /* 输出电流 */
.product-table td:nth-child(6) {
  width: 10%;
}

.product-table th:nth-child(7), /* 电流通道 */
.product-table td:nth-child(7) {
  width: 6%;
}

.product-table th:nth-child(8), /* 封装 */
.product-table td:nth-child(8) {
  width: 22%;
}

/* index.html页面电流通道列特殊样式 */
.index-page .product-table th:nth-child(5),
.index-page .product-table td:nth-child(5) {
  width: 4%;
  text-align: center;
}

/* 电流通道列的复选框居中 */
.index-page .filter-checkboxes-d {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  max-height: none;
  overflow-y: visible;
}

.index-page .filter-checkboxes-d label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  font-size: 11px;
  cursor: pointer;
  color: #666666;
  margin: 0;
  padding: 2px 0;
}

.product-table td {
  padding: 10px 8px;
  text-align: center;
  border: 1px solid #e0e0e0;
  font-size: 12px;
}

.filter-row .filter-input-container {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.filter-row td {
  padding: 10px 8px;
  text-align: left;
  border: 1px solid #e0e0e0;
  font-size: 12px;
  position: relative;
  vertical-align: top;
}

.sort-controls-row td {
  padding: 5px 8px;
  text-align: center;
  border: 1px solid #e0e0e0;
  font-size: 12px;
  position: relative;
  vertical-align: middle;
}

.data-row {
  background: white;
  transition: background-color 0.3s ease;
  cursor: pointer;
}

.data-row td {
  padding: 12px 8px;
  border-bottom: 1px solid #e0e0e0;
  vertical-align: middle;
  text-align: center;
}

.data-row:hover {
  background: #f8f9fa;
}

.filter-input {
  width: 90%;
  padding: 4px 6px;
  height: 30px;
  border: 0;
  border-radius: 3px;
  font-size: 11px;
  margin-bottom: 8px;
  background-color: #eee;
  color: #666666;
}

.filter-checkboxes {
  display: flex;
  width: 100%;
  flex-direction: column;
  gap: 4px;
  max-height: 60px;
  overflow-y: auto;
  margin-bottom: 8px;
  align-items: flex-start;
}

.filter-checkboxes-d {
  display: flex;
  width: 100%;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
}

.filter-checkboxes label {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  cursor: pointer;
  color: #666666;
}

.filter-checkboxes input[type="checkbox"] {
  margin: 0;
  width: 12px;
  height: 12px;
}

/* 双滑块垂直范围选择器 */
.vertical-range-slider-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 5px 0;
  position: relative;
  width: 80px;
}

.vertical-range-slider {
  position: relative;
  width: 20px;
  height: 120px;
  pointer-events: auto;
  margin: 0 auto;
}

.slider-track {
  position: absolute;
  left: 50%;
  top: 0;
  transform: translateX(-50%);
  width: 2px;
  height: 120px;
  background: #0467a9;
  border-radius: 2px;
}

.slider-handle {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: white;
  border: 2px solid #0467a9;
  cursor: pointer;
  z-index: 1000;
  pointer-events: auto;
  user-select: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
}

.slider-handle-max {
  top: 0;
}

.slider-handle-min {
  top: 106px; /* 初始位置在底部 */
}

.slider-labels {
  position: absolute;
  right: -25px;
  top: 0;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  font-size: 11px;
  color: #666666;
  font-weight: bold;
  align-items: flex-start;
}

.slider-label-max {
  order: 1;
  line-height: 1;
}

.slider-label-min {
  order: 3;
  line-height: 1;
}

/* 排序三角形 */
.sort-triangles {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.triangle-up,
.triangle-down {
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  cursor: pointer;
  transition: border-color 0.3s ease;
}

.triangle-up {
  border-bottom: 6px solid #ccc;
}

.triangle-down {
  border-top: 6px solid #ccc;
}

.triangle-up.active {
  border-bottom-color: #666;
}

.triangle-down.active {
  border-top-color: #666;
}

.collapse-filter {
  background: transparent;
  color: #0066cc;
  border: none;
  padding: 6px 0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  transition: color 0.3s ease;
}

.collapse-filter:hover {
  color: #0052a3;
}

.triangle-up-black {
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-bottom: 6px solid #333;
}

/* 添加arrow-down和arrow-up样式 */
.arrow-down {
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 6px solid #333;
}

.arrow-up {
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-bottom: 6px solid #333;
}

/* 页脚样式 - 精确还原 */
.footer {
  width: 100%;
  img {
    width: 100%;
  }
}

.footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
      circle at 20% 80%,
      rgba(255, 255, 255, 0.05) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 20%,
      rgba(255, 255, 255, 0.03) 0%,
      transparent 50%
    );
  pointer-events: none;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  gap: 35px;
  position: relative;
  z-index: 2;
}

.footer-left {
  flex: 1;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.footer-logo .logo {
  width: 27vw;
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer-logo .logo-img {
  width: 100%;
  height: auto;
  object-fit: contain;
  border-radius: 5px;
}

.footer-logo .company-name {
  font-size: 14px;
  font-weight: bold;
  color: white;
}

.wechat-icon {
  margin: 12px 0;
}

.wechat {
  display: inline-block;
  width: 25px;
  height: 25px;
  background: #25d366;
  border-radius: 5px;
  position: relative;
}

.wechat::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 14px;
  height: 14px;
  background: white;
  border-radius: 2px;
}

.copyright {
  font-size: 11px;
  color: #bdc3c7;
  margin-top: 12px;
}

.footer-center {
  flex: 1;
}

.footer-center h4 {
  margin-bottom: 12px;
  color: #ecf0f1;
  font-size: 14px;
}

.contact-info p {
  margin-bottom: 6px;
  font-size: 12px;
  color: #ecf0f1;
}

.footer-right {
  flex: 1;
}

.footer-right h4 {
  margin-bottom: 12px;
  color: #ecf0f1;
  font-size: 14px;
}

.footer-right p {
  font-size: 12px;
  line-height: 1.4;
  margin-bottom: 12px;
  color: #ecf0f1;
}

.tech-support {
  font-size: 11px;
  color: #bdc3c7;
}

/* 移动端菜单按钮 */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 30px;
  height: 25px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1001;
  position: relative;
  min-height: 30px;
  min-width: 30px;
  touch-action: manipulation;
}

.mobile-menu-toggle span {
  width: 100%;
  height: 3px;
  background: #0467aa;
  border-radius: 3px;
  transition: all 0.3s ease;
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* 响应式设计 - 优化版本 */
@media (max-width: 1200px) {
  .container {
    max-width: 100%;
    padding: 0 15px;
  }

  .logo-section {
    width: 280px;
    height: 40px;
  }

  .slogan-line1 {
    font-size: 1.8rem;
  }

  .slogan-line2 {
    font-size: 13px;
  }
}

@media (max-width: 1024px) {
  .content-wrapper {
    flex-direction: column;
    gap: 20px;
  }

  .sidebar {
    width: 100%;
    margin-bottom: 0;
  }


  .product-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .breadcrumb {
    text-align: left;
  }

  .banner {
    height: 30vh;
  }

  .footer-content {
    gap: 25px;
  }
}

@media (max-width: 768px) {
  .mobile-menu-toggle {
    display: flex;
    margin-left: 15px;
    min-height: 30px;
    min-width: 30px;
    touch-action: manipulation;
    pointer-events: auto;
  }

  .top-bar {
    height: 80px;
  }

  .top-bar .container {
    padding: 15px 0;
    justify-content: flex-start;
  }

  .logo-section {
    width: 254px;
    height: 36px;
    margin-right: 15px;
  }

  .slogan {
    margin: 0 15px;
  }

  .slogan-line1 {
    font-size: 1.6rem;
  }

  .slogan-line2 {
    font-size: 12px;
  }

  .language-selector {
    font-size: 16px;
    margin-left: auto;
    .flag-icon {
      width: 30px;
      height: 20px;
    }
  }
  .nav-menu a {
    padding: 0 15px;
    font-size: 14px;
  }

  .banner {
    height: 25vh;
  }

  .main-content {
    padding: 20px 0;
  }

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

  .product-table th,
  .product-table td {
    padding: 8px 6px;
    font-size: 11px;
  }

  .filter-input {
    width: 80%;
    font-size: 10px;
  }

  .filter-checkboxes label {
    font-size: 10px;
  }

  /* 移动端导航 */
  .main-nav {
    position: relative;
    height: 0;
  }

  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(4, 103, 170, 0.9);
    flex-direction: column;
    height: auto;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    z-index: 1000;
  }

  .nav-menu.active {
    max-height: 400px;
  }

  .nav-menu li {
    flex: none;
    position: relative;
  }

  .nav-menu a {
    padding: 12px 20px;
    line-height: 1.4;
    border-bottom: 1px dashed rgba(255, 255, 255, 0.3);
    position: relative;
  }

  /* 移动端父项无悬停样式 */
  .nav-menu a:hover,
  .nav-menu a.active,
  .dropdown > a:hover,
  .dropdown > a.active,
  .dropdown:hover > a,
  .dropdown:hover > a.active,
  .dropdown.active > a,
  .dropdown.active > a:hover,
  .dropdown.active > a.active {
    background-color: transparent !important;
    color: white !important;
    border-bottom-color: transparent !important;
  }

  /* 移动端显示箭头 */
  .mobile-arrow {
    display: inline-block;
    padding: 10px;
    margin-right: -10px;
    cursor: pointer;
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
  }

  .dropdown.active .mobile-arrow {
    transform: translateY(-50%) rotate(90deg);
  }

  /* 移动端下拉菜单样式 */
  .dropdown-menu {
    position: static;
    background: rgba(4, 103, 170, 0.9);
    opacity: 1;
    visibility: visible;
    transform: none;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    box-shadow: none;
    margin-left: 0;
    z-index: 1;
  }

  .dropdown.active .dropdown-menu {
    max-height: 200px;
  }

  .dropdown-menu li {
    flex: none;
    position: relative;
  }

  .dropdown-menu a {
    padding: 12px 20px;
    font-size: 13px;
    border-bottom: 1px dashed rgba(255, 255, 255, 0.3);
    color: white;
    background: transparent;
    line-height: 1.4;
  }

  .dropdown-menu a:hover {
    color: #333;
    background: transparent;
  }

  .banner {
    height: 25vh;
  }


  .page-title {
    font-size: 22px;
    margin-bottom: 15px;
  }

  /* 移动端表格优化 */
  .product-table {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .product-table table {
    min-width: 600px;
  }

  .product-table th,
  .product-table td {
    padding: 8px 4px;
    font-size: 10px;
    white-space: nowrap;
  }

  .filter-row td {
    padding: 8px 4px;
  }

  .filter-input {
    width: 90%;
    font-size: 9px;
    height: 25px;
  }

  .filter-checkboxes {
    max-height: 60px;
  }

  .filter-checkboxes label {
    font-size: 9px;
  }

  /* 移动端滑块优化 */
  .vertical-range-slider {
    width: 16px;
    height: 120px; /* 保持与桌面端一致的高度 */
  }

  .slider-track {
    width: 2px;
    height: 120px; /* 保持与桌面端一致的高度 */
  }

  .slider-handle {
    width: 20px;
    height: 20px;
  }

  .slider-labels {
    right: -20px;
    font-size: 9px;
  }

  .vertical-range-slider-container {
    width: 70px;
  }

  /* 确保下滑块在正确位置 - 基于12px滑块高度计算 */
  .slider-handle-min {
    top: 108px !important; /* 120px - 12px = 108px */
  }

  /* 移动端页脚 */
  .footer-content {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }

  .footer-logo {
    justify-content: center;
  }

  .footer-logo .logo {
    width: 150px;
  }

  .wechat-icon {
    text-align: center;
  }

  /* 移动端隐藏slogan文字 */
  .slogan {
    display: none;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 10px;
  }

  .top-bar {
    padding: 0 10px;
  }

  .top-bar .container {
    justify-content: flex-start;
  }

  .logo-section {
    width: 180px;
    height: 25px;
  }

  .language-selector {
    font-size: 11px;
    margin-left: auto;
  }

  .mobile-menu-toggle {
    margin-left: 10px;
  }

  .slogan-line1 {
    font-size: 1.2rem;
  }

  .slogan-line2 {
    font-size: 10px;
  }

  .flag-icon {
    width: 30px;
    height: 20px;
  }

  .banner {
    height: 20vh;
  }

  .main-content {
    padding: 15px 0;
  }

  .page-title {
    font-size: 20px;
    margin-bottom: 12px;
  }

  .breadcrumb {
    font-size: 11px;
    margin-bottom: 12px;
  }

  /* 超小屏幕表格优化 */
  .product-table table {
    min-width: 450px;
  }

  .product-table th,
  .product-table td {
    padding: 6px 3px;
    font-size: 9px;
  }

  .filter-input {
    width: 95%;
    font-size: 8px;
    height: 22px;
  }

  .filter-checkboxes {
    max-height: 50px;
  }

  .filter-checkboxes label {
    font-size: 8px;
  }

  /* 超小屏幕滑块 */
  .vertical-range-slider {
    width: 14px;
    height: 120px; /* 保持与桌面端一致的高度 */
  }

  .slider-track {
    width: 2px;
    height: 120px; /* 保持与桌面端一致的高度 */
  }

  .slider-handle {
    width: 10px;
    height: 10px;
  }

  .slider-labels {
    right: -18px;
    font-size: 8px;
  }

  .vertical-range-slider-container {
    width: 60px;
  }

  /* 确保下滑块在正确位置 - 基于10px滑块高度计算 */
  .slider-handle-min {
    top: 110px !important; /* 120px - 10px = 110px */
  }

  /* 超小屏幕页脚 */
  .footer {
    padding: 25px 0 15px;
  }

  .footer-logo .logo {
    width: 120px;
  }

  .footer-logo .company-name {
    font-size: 12px;
  }

  .footer-center h4,
  .footer-right h4 {
    font-size: 12px;
  }

  .contact-info p,
  .footer-right p {
    font-size: 10px;
  }

  .copyright,
  .tech-support {
    font-size: 9px;
  }
}

/* 横屏模式优化 */
@media (max-height: 600px) and (orientation: landscape) {
  .top-bar {
    height: 60px;
  }

  .top-bar .container {
    padding: 10px 0;
  }

  .logo-section {
    height: 25px;
  }

  .banner {
    height: 25vh;
  }

  .main-content {
    padding: 15px 0;
  }

  .sidebar {
    max-height: 70vh;
    overflow-y: auto;
  }
}

/* 高分辨率屏幕优化 */
@media (min-width: 1920px) {
  .container {
    max-width: 1600px;
  }

  .slogan-line1 {
    font-size: 2rem;
  }

  .slogan-line2 {
    font-size: 14px;
  }

  .page-title {
    font-size: 30px;
  }

  .product-table th,
  .product-table td {
    padding: 15px 10px;
    font-size: 14px;
  }
}

/* 打印样式 */
@media print {
  .top-bar,
  .main-nav,
  .banner,
  .sidebar,
  .footer {
    display: none;
  }

  .main-content {
    padding: 0;
  }

  .main-area {
    box-shadow: none;
    padding: 0;
  }

  .product-table {
    box-shadow: none;
  }

  .filter-row,
  .sort-controls-row {
    display: none;
  }
}
.sort-controls-row {
  margin-bottom: 10px;
}

/* 无障碍优化 */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* 深色模式支持 */
@media (prefers-color-scheme: dark) {
  body {
    background-color: #1a1a1a;
    color: #e0e0e0;
  }

  .top-bar,
  .sidebar,
  .main-area {
    background: #2d2d2d;
  }

  .product-table {
    background: #2d2d2d;
  }

  .product-table th {
    background: #0467aa;
  }

  .filter-row,
  .sort-controls-row {
    background: #3d3d3d;
  }

  .filter-input {
    background-color: #4d4d4d;
    color: #e0e0e0;
  }
}

/* 产品详情页面样式 */
.product-tabs {
  margin: 20px 0;
  margin-top: 0;
  border-bottom: 1px solid #e0e0e0;
}

.tab-list {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 0;
}

.tab-item {
  position: relative;
}

.tab-item a {
  display: inline-block;
  margin: 15px 30px;
  margin-left: 0;
  text-decoration: none;
  color: #333;
  font-size: 14px;
  font-weight: 500;
  border-bottom: 3px solid transparent;
  transition: all 0.3s ease;
  position: relative;
}

.tab-item.active a {
  color: #333;
  font-weight: bold;
}

.tab-item.active a::after {
  content: '';
  position: absolute;
  bottom: -18px;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: #0467aa;
}

.tab-item:hover a {
  color: #333;
}

.tab-content {
  display: none;
  padding: 30px 0;
}

.tab-content.active {
  display: block;
}

.content-section {
  margin-bottom: 40px;
}

.section-title {
  display: flex;
  align-items: center;
  font-size: 20px;
  font-weight: 600;
  color: #333;
  font-weight: bolder;
  padding-bottom: 10px;
  position: relative;
}

.title-icon {
  position: absolute;
  left: 0;
  width: 12px;
  height: 12px;
  object-fit: contain;
  top: 1px;
  left: -10px;
}
.section-title span {
  margin-left: 4px;
}
.section-title i {
  margin-left: 10px;
  color: #0467aa;
  font-size: 12px;
}

.triangle-down-blue::before {
  content: "▼";
  color: #0467aa;
}

/* 简述部分样式 */
.overview-content {
  display: flex;
  gap: 30px;
  align-items: flex-start;
}

.overview-text {
  flex: 1;
}

.overview-text p {
  margin-bottom: 15px;
  line-height: 1.8;
  color: #555;
  font-size: 14px;
}

.overview-image {
  flex: 0 0 300px;
}

.overview-image img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* 优势部分样式 */
.advantages-grid {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding-top: 5px;
  padding-bottom: 10px;
  max-width: 100%;
  width: 100%;
  box-sizing: border-box;
  
  flex-direction: column;
  
}

.advantages-grid p{
padding-left: 15px;
    margin-bottom: 0.15rem;
    position: relative;
  font-size:14px;
  
  margin-left: 5px;
}
.advantages-grid p::before{
content: '';
    display: block;
    width: 0.8rem;
    height: 0.8rem;
    background: #0467aa;
    position: absolute;
    left: 0;
    top: 6px;
}


.advantage-card {
  flex: 0 0 300px;
  min-width: 300px;
  max-width: 300px;
  height: 290px;
  background: #fff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 25px;
  text-align: left;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  box-sizing: border-box;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

#applications .applications-container p{
padding-left: 15px;
    margin-bottom: 0.15rem;
    position: relative;
  font-size:14px;
  
  margin-left: 5px;
}
#applications .applications-container p::before{
content: '';
    display: block;
    width: 0.8rem;
    height: 0.8rem;
    background: #0467aa;
    position: absolute;
    left: 0;
    top: 6px;
}


.advantage-card:hover {
  transition: transform .2s, box-shadow .2s;
  transform: translateY(-4px);
  box-shadow: 4px 4px 8px rgba(0, 0, 0, .1), -4px -4px 8px rgba(0, 0, 0, .1);
}

.advantage-number {
  position: absolute;
  top: 40px;
  right: 25px;
  font-size: 24px;
  font-weight: normal;
  color: #0467aa;
  margin: 0;
}

.advantage-title {
  font-size: 20px;
  color: #333;
  margin-bottom: 15px;
  margin-top: 0;
  padding-right: 40px;
  flex: 0 0 auto;
}

.advantage-desc {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
  margin-top: 0;
  display: inline;
}

/* 应用领域部分样式 */
.product-applications {
  margin-bottom: 40px;
}

.applications-carousel {
  position: relative;
  display: flex;
  align-items: center;
  margin-top: 20px;
  overflow: hidden;
  width: 100%;
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: #fff;
  border: 1px solid #e0e0e0;
  border-radius: 50%;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  font-size: 16px;
  color: #888888;
}

.carousel-btn:hover {
  background: #0467a9;
  color: #fff;
  border-color: #0467a9;
  box-shadow: 0 4px 12px rgba(4, 103, 169, 0.3);
}
.carousel-btn:hover > i{
  border-color: #fff;
}
.carousel-btn:hover > i::before{ 
  border-color: #fff;
}
.prev-btn {
  left: -60px;
}

.next-btn {
  right: -60px;
}
.arrow-left,.arrow-right{
  width: 7px;
  height: 7px;
  border-top: 2px solid #666;
  border-left: 2px solid #666;
  transform: rotate(-45deg);
}
/* 箭头样式 */
.arrow-left::before,.arrow-right::before{
 content: "";
    display: block;
    width: 2px;
    height: 10px;
    border-left: 2px solid #666;
    border-radius: 10px;
    left: 0;
    top: 0;
    transform: rotate(-45deg) translate(3px, 0px);
}
.arrow-right{
  transform: rotate(135deg);
}

.applications-container {
  display: flex;
  gap: 5px;
  overflow: hidden;
  transition: transform 0.3s ease;
  width: calc(100% - 100px);
  /*min-width: calc(
    10 * 225px + 9 * 25px
  ); /* 确保能显示10个卡片（5个原始+5个复制） */
  min-width:100%;
}

.application-item {
  /*flex: 0 0 233px;*/
  height: 300px;
  text-align: center;
  background: #fff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 20px 15px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  
  /*flex: 0 0 225px;*/
  
  flex: 0 0 400px;
}

.application-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.app-icon {
  width: 120px;
  height: 120px;
  margin: 0 auto 20px;
  border-radius: 50%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.app-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.app-name {
  font-size: 14px;
  color: #333;
  font-weight: 500;
  margin: 0;
}

/* 添加背景图片效果 */
.application-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.1;
  z-index: 1;
}

/* 电路图部分样式 */
.circuit-diagram {
  text-align: center;
  margin-top: 20px;
}

.circuit-diagram img {
  max-width: 100%;
  height: auto;
}

.diagram-caption {
  margin-top: 10px;
  font-size: 14px;
}

/* 封装部分样式 */
.packaging-images {
  display: flex;
  gap: 25px;
  margin-top: 20px;
}

.package-item {
  flex: 0 0 300px;
  width: 300px;
  height: 300px;
  text-align: center;
  background: #fff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.package-item img {
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
  border-radius: 4px;
}

/* 技术文档部分样式 */
.documents-table {
  margin-top: 20px;
}

.documents-table table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  font-size: 13px;
  text-align: center;
}

.documents-table th {
  background: #f8f9fa;
  padding: 15px;
  text-align: center;
  font-weight: 600;
  color: #333;
  border: 1px solid #e0e0e0;
  border-top-color: #0467aa;
  border-top-width: 2px;
}

.documents-table td {
  padding: 15px;
  border: 1px solid #e0e0e0;
  color: #555;
}

.documents-table tr:hover {
  background: #f8f9fa;
}

.download-link {
  color: #0467aa;
  border-bottom: 1px solid #0467aa;
  margin-right: 15px;
  text-decoration: none;
}

.download-link:hover {
  color: #0056b3;
  text-decoration: underline;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .tab-list {
    flex-wrap: wrap;
  }

  .tab-item a {
    padding: 10px 15px;
    font-size: 13px;
  }

  .overview-content {
    flex-direction: column;
  }

  .overview-image {
    flex: none;
    margin-top: 20px;
  }

  .advantages-grid {
    flex-wrap: wrap;
    gap: 15px;
    overflow-x: visible;
  }

  .advantage-card {
    flex: 0 0 calc(50% - 7.5px);
    min-width: calc(50% - 7.5px);
    max-width: calc(50% - 7.5px);
    height: auto;
    min-height: 280px;
  }

  .advantage-number {
    top: 10px;
    right: 10px;
    font-size: 20px;
  }

  .advantage-title {
    padding-right: 35px;
  }

  .applications-container {
    gap:5px;
    margin: 0 30px;
  }

    .application-item {
      width: 225px;
    height: 240px;
    padding: 15px 10px;
  }

  .app-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 15px;
  }

  .app-name {
    font-size: 13px;
  }

  .packaging-images {
    flex-direction: column;
    gap: 20px;
  }

  .package-item {
    flex: 0 0 250px;
    width: 250px;
    height: 250px;
  }

  .carousel-btn {
    width: 35px;
    height: 35px;
  }
}

@media (max-width: 480px) {
  .tab-list {
    flex-direction: column;
  }

  .tab-item a {
    border-bottom: none;
    border-left: 3px solid transparent;
  }
  .tab-item.active a::after{
    content: "";
    background: transparent;
  }
  .tab-item.active a {
    border-left-color: #0467aa;
    color: #333;
    font-weight: bold;
  }

  .advantages-grid {
    gap: 10px;
    overflow-x: visible;
  }

  .advantage-card {
    flex: 0 0 100%;
    min-width: 100%;
    max-width: 100%;
    height: auto;
    min-height: 250px;
    padding: 20px;
  }

  .advantage-number {
    top: 10px;
    right: 10px;
    font-size: 18px;
  }

  .advantage-title {
    padding-right: 30px;
  }

  .documents-table {
    font-size: 12px;
  }

  .documents-table th,
  .documents-table td {
    padding: 10px;
  }
}

/* 产品链接样式 */
.product-link {
  color: #0467a9;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.product-link:hover {
  color: #035a8f;
  text-decoration: underline;
}

/* 面包屑导航链接样式 */
.breadcrumb a {
  color: #666666;
  text-decoration: none;
  transition: color 0.3s ease;
}

.breadcrumb a:hover {
  color: #333333;
  text-decoration: underline;
}

/* 光传输产品展示样式 */
.optical-products {
  padding: 20px 0;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 40px;
}

.product-item {
  background: linear-gradient(to bottom, #f5f5f5, #edeeef);
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 20px;
  text-align: center;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.product-item a {
  text-decoration: none;
  color: inherit;
  display: block;
  width: 100%;
  height: 100%;
}

.product-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
  border-color: #0467aa;
}

.product-image {
  width: 80%;
  height: 180px;
  object-fit: contain;
  margin-bottom: 15px;
  border-radius: 4px;
}

.product-info h3 {
  font-size: 16px;
  font-weight: 600;
  color: #333;
  margin-bottom: 8px;
}

.product-info p {
  font-size: 14px;
  color: #666;
  line-height: 1.4;
  margin: 0;
}

/* 分页样式 */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 30px;
}

.page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid #ddd;
  background: #fff;
  color: #333;
  text-decoration: none;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 500;
  transition: all 0.3s ease;
}

.page-btn:hover {
  background: #f8f9fa;
  border-color: #0467aa;
  color: #0467aa;
}

.page-btn.active {
  background: #0467aa;
  border-color: #0467aa;
  color: #fff;
}

.page-btn.prev,
.page-btn.next {
  font-weight: bold;
}

.page-ellipsis {
  color: #666;
  font-size: 14px;
  padding: 0 8px;
}

/* 响应式设计 */
@media (max-width: 1400px) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .product-image {
    height: 160px;
  }
}

@media (max-width: 1024px) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .product-image {
    height: 150px;
  }
}

@media (max-width: 768px) {
  .product-grid {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .product-item {
    padding: 15px;
  }

  .product-image {
    height: 140px;
  }

  .pagination {
    gap: 5px;
  }

  .page-btn {
    width: 35px;
    height: 35px;
    font-size: 12px;
  }
}

@media (max-width: 480px) {
  .optical-products {
    padding: 15px 0;
  }

  .product-grid {
    gap: 10px;
  }

  .product-item {
    padding: 10px;
  }

  .product-image {
    height: 120px;
  }

  .product-info h3 {
    font-size: 14px;
  }

  .product-info p {
    font-size: 12px;
  }

  .pagination {
    flex-wrap: wrap;
    gap: 3px;
  }

  .page-btn {
    width: 30px;
    height: 30px;
    font-size: 11px;
  }
}

/* 产品介绍部分样式 */
.product-intro {
  margin-bottom: 40px;
}

.intro-content {
  display: flex;
  gap: 30px;
  align-items: flex-start;
  margin-top: 20px;
}

.intro-text {
  flex: 1;
}

.intro-text p {
  margin-bottom: 15px;
  line-height: 1.8;
  color: #555;
  font-size: 14px;
}

.intro-image {
  position: relative;
}

.intro-image img {
  width: 100%;
  height: auto;
  border-radius: 8px;
}

.image-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
}

.nav-arrow {
  background: #0467aa;
  color: white;
  border: none;
  border-radius: 50%;
  width: 25px;
  height: 25px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 16px;
  transition: all 0.3s ease;
}

.nav-arrow:hover {
  background: #0467aa;
}

.image-counter {
  font-size: 14px;
  color: #666;
  font-weight: 500;
}

/* 产品参数部分样式 */
.product-params {
  margin-bottom: 60px;
}

.params-table {
  margin-top: 20px;
  overflow-x: auto;
}

.params-table p{
  padding-left: 15px;
    margin-bottom: 0.15rem;
    position: relative;
    font-size: 14px;
    margin-left: 5px;
}

.params-table p::before {
    content: '';
    display: block;
    width: 0.8rem;
    height: 0.8rem;
    background: #0467aa;
    position: absolute;
    left: 0;
    top: 6px;
}


.params-table table {
  width: 100%;
  border-collapse: collapse;
  background: white;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.params-table th {
  background: #0467aa;
  padding: 15px 12px;
  text-align: center;
  font-weight: 600;
  color: white;
  font-size: 14px;
  border: 1px solid #e0e0e0;
}

.params-table td {
  padding: 12px;
  text-align: center;
  border: 1px solid #e0e0e0;
  font-size: 13px;
  color: #333;
  
  white-space: pre-wrap;
}

.params-table tr:nth-child(even) {
  background: #f8f9fa;
}

.params-table tr:hover {
  background: #e9ecef;
}

/* 其它产品部分样式 */
.other-products {
  margin-bottom: 40px;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 30px;
}

.product-card {
  background: white;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 60px 20px;
  text-align: center;
  transition: all 0.3s ease;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.product-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
  border-color: #0467aa;
}

.product-card img {
  width: 100%;
  height: 200px;
  object-fit: contain;
  margin-bottom: 15px;
  border-radius: 4px;
  
}

.product-name {
  font-size: 16px;
  font-weight: 600;
  color: #333;
  margin: 0;
  text-decoration: none;
}

/* 响应式设计 */
@media (max-width: 1024px) {
  .intro-content {
    flex-direction: column;
  }

  .intro-image {
    flex: none;
    margin-top: 20px;
  }

  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .intro-content {
    gap: 20px;
  }

  .intro-text p {
    font-size: 13px;
  }

  .params-table th,
  .params-table td {
    padding: 8px 6px;
    font-size: 11px;
  }

  .products-grid {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .product-card {
    padding: 15px;
  }

  .product-card img {
    height: 120px;
  }

  .product-name {
    font-size: 14px;
  }
}

@media (max-width: 480px) {
  .intro-text p {
    font-size: 12px;
  }

  .params-table th,
  .params-table td {
    padding: 6px 4px;
    font-size: 10px;
  }

  .nav-arrow {
    width: 25px;
    height: 25px;
    font-size: 14px;
  }

  .image-counter {
    font-size: 12px;
  }
}
.top-img {
  width: 100%;
  padding-bottom:50px;
  background-image: url(/ydyweb/image/top.png);
  background-size: cover;
  background-position: center top; /* 改为从头部开始显示 */
  background-repeat: no-repeat;
  position: relative;
  margin-bottom:30px;
}

.top-img .banner-content {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  color: white;
  z-index: 2;
  padding: 20px 0;
  padding-bottom:0;
}

.top-img .breadcrumb {
  color: white;
  font-size: 12px;
  margin-bottom: 20px;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding-left: 20px;
}

.top-img .breadcrumb span {
  display: flex;
  align-items: center;
  gap: 8px;
}

.top-img .breadcrumb a {
  color: #fff;
  text-decoration: none;
}

.top-img .breadcrumb a:hover {
  color: #ffffff;
  text-decoration: underline;
}

.top-img .home-icon {
  width: 15px;
  height: 15px;
  margin-right: 5px;
  filter: brightness(0) invert(1); /* 让图标变成白色 */
}

/* 背景图内的产品介绍样式 */
.top-img .product-intro {
  margin-bottom: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 20px;
  .icon-text {
    font-size: 20px;
  }
  .icon-white-img {
    position: relative;
    bottom: 10px;
    left: 0;
    width: 13px;
  }
}

.top-img .page-title {
  font-size: 32px;
  font-weight: bold;
  color: white;
  margin-bottom: 15px;
  text-align: left;
}

.top-img .intro-content {
  display: flex;
  gap: 40px;
  align-items: flex-start;
  margin-top: 20px;
}

.top-img .intro-text p {
  margin-bottom: 20px;
  line-height: 1.8;
  color: white;
  font-size: 14px;
}

.top-img .intro-text .image-nav {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 15px;
  margin-top: 20px;
}

.top-img .intro-text .nav-arrow {
  background: white;
  color: #333;
  border: 1px solid #ddd;
  border-radius: 50%;
  width: 45px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 18px;
  transition: all 0.3s ease;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.top-img .intro-text .nav-arrow:hover {
  background: #0467aa;
  color: white;
  border-color: #0467aa;
  transform: scale(1.1);
}

.top-img .intro-text .image-counter {
  font-size: 18px;
  color: #0467aa;
  font-weight: 500;
  margin-left: 25px;
}

.top-img .intro-image {
  position: relative;
  display: flex;
  justify-content: flex-end;
  align-items: flex-start;
}

.top-img .image-container {
  position: relative;
  background: white;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  padding: 40px;
  border: 1px solid #e0e0e0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 80%;
}

.top-img .intro-image img {
  width: 100%;
  object-fit: contain;
  border-radius: 4px;
  margin-bottom: 20px;
}

/* 响应式设计 - 背景图内容适配 */
@media (max-width: 1200px) {
  .top-img .page-title {
    font-size: 28px;
    margin-bottom: 12px;
  }

  .top-img .intro-content {
    gap: 30px;
    margin-top: 15px;
  }

  .top-img .intro-text p {
    font-size: 13px;
    margin-bottom: 15px;
  }

  .top-img .image-container {
    padding: 30px;
    width: 85%;
  }

  .top-img .intro-image img {
    margin-bottom: 15px;
  }

  .top-img .intro-text .nav-arrow {
    width: 45px;
    height: 45px;
    font-size: 16px;
  }

  .top-img .intro-text .image-counter {
    font-size: 16px;
  }
}

@media (max-width: 1024px) {
  .top-img .page-title {
    font-size: 24px;
    text-align: center;
    margin-bottom: 10px;
  }

  .top-img .intro-content {
    gap: 25px;
    align-items: center;
    margin-top: 12px;
  }
  .top-img .intro-text {
    width: 100%;
    .image-nav {
      justify-content: center;
    }
  }

  .top-img .intro-text p {
    font-size: 12px;
    margin-bottom: 12px;
    line-height: 1.6;
  }

  .top-img .image-container {
    padding: 25px;
    width: 90%;
  }

  .top-img .intro-image img {
    margin-bottom: 12px;
  }

  .top-img .intro-text .nav-arrow {
    width: 40px;
    height: 40px;
    font-size: 15px;
  }

  .top-img .intro-text .image-counter {
    font-size: 15px;
  }
}

/* 新增：针对1024px-768px区间的优化 */
@media (max-width: 900px) {
  .top-img .page-title {
    font-size: 22px;
    margin-bottom: 8px;
  }

  .top-img .intro-content {
    flex-direction: column;
    gap: 20px;
    margin-top: 10px;
  }

  .top-img .intro-text {
    flex: none;
    width: 100%;
  }

  .top-img .intro-text p {
    font-size: 11px;
    margin-bottom: 10px;
    line-height: 1.5;
  }

  .top-img .intro-image {
    flex: none;
    width: 100%;
    justify-content: center;
  }

  .top-img .image-container {
    width: 100%;
    padding: 20px;
  }

  .top-img .intro-image img {
    margin-bottom: 10px;
  }

  .top-img .intro-text .nav-arrow {
    width: 35px;
    height: 35px;
    font-size: 14px;
  }

  .top-img .intro-text .image-counter {
    font-size: 11px;
  }
}

@media (max-width: 768px) {
  .top-img .page-title {
    font-size: 20px;
    margin-bottom: 8px;
  }

  .top-img .intro-content {
    flex-direction: column;
    gap: 20px;
    margin-top: 10px;
  }

  .top-img .intro-text {
    flex: none;
    width: 100%;
  }

  .top-img .intro-text p {
    font-size: 11px;
    margin-bottom: 10px;
    line-height: 1.5;
  }

  .top-img .intro-image {
    flex: none;
    width: 100%;
    justify-content: center;
  }

  .top-img .image-container {
    width: 90%;
    padding: 20px;
  }

  .top-img .intro-image img {
    margin-bottom: 10px;
  }

  .top-img .intro-text .nav-arrow {
    width: 35px;
    height: 35px;
    font-size: 14px;
  }

  .top-img .intro-text .image-counter {
    font-size: 14px;
  }

  .top-img .intro-text .image-nav {
    gap: 12px;
    margin-top: 15px;
  }
}

@media (max-width: 480px) {
  .top-img .page-title {
    font-size: 18px;
    margin-bottom: 6px;
  }

  .top-img .intro-content {
    gap: 15px;
    margin-top: 8px;
  }

  .top-img .intro-text p {
    font-size: 10px;
    margin-bottom: 8px;
    line-height: 1.4;
  }

  .top-img .image-container {
    width: 95%;
    padding: 15px;
  }

  .top-img .intro-image img {
    margin-bottom: 8px;
  }

  .top-img .intro-text .nav-arrow {
    width: 30px;
    height: 30px;
    font-size: 12px;
  }

  .top-img .intro-text .image-counter {
    font-size: 13px;
  }

  .top-img .intro-text .image-nav {
    gap: 10px;
    margin-top: 12px;
  }
}

/* 面包屑导航响应式设计 */
@media (max-width: 1200px) {
  .top-img .breadcrumb {
    font-size: 12px;
    margin-bottom: 18px;
    padding-left: 18px;
  }

  .top-img .home-icon {
    width: 13px;
    height: 13px;
  }
}

@media (max-width: 1024px) {
  .top-img .breadcrumb {
    font-size: 11px;
    margin-bottom: 15px;
    padding-left: 15px;
  }

  .top-img .home-icon {
    width: 12px;
    height: 12px;
  }
}

@media (max-width: 900px) {
  .top-img .breadcrumb {
    font-size: 10px;
    margin-bottom: 12px;
    padding-left: 12px;
  }

  .top-img .home-icon {
    width: 11px;
    height: 11px;
  }
}

@media (max-width: 768px) {
  .top-img .breadcrumb {
    font-size: 10px;
    margin-bottom: 12px;
    padding-left: 12px;
  }

  .top-img .home-icon {
    width: 11px;
    height: 11px;
  }
}

@media (max-width: 480px) {
  .top-img .breadcrumb {
    font-size: 9px;
    margin-bottom: 8px;
    padding-left: 8px;
    flex-wrap: wrap;
    line-height: 1.3;
  }
.breadcrumb span{
  gap: 3px;
}
  .top-img .home-icon {
    width: 9px;
    height: 9px;
  }
}
.product-detail-container {
  display: flex;
  gap: 40px;
  align-items: flex-start;
  padding: 20px 0;

  .left-content {
    width: 50%;
    display: flex;
    flex-direction: column;
    gap: 20px;
  }

  .right-content {
    width: 50%;
    display: flex;
    justify-content: center;
    align-items: flex-start;
  }
}

/* 左侧内容样式 */
.left-content .icon-white {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;

  .icon-text {
    font-size: 20px;
    color: white;
    font-weight: 500;
  }

  .icon-white-img {
    position: relative;
    bottom: 3px;
    width: 13px;
    height: auto;
  }
}

@media (max-width: 1024px) {
  .left-content .icon-white {
    justify-content: center;
  }
}

.left-content .page-title {
  font-size: 32px;
  font-weight: bold;
  color: white;
  margin-bottom: 15px;
  text-align: left;
}

.left-content .intro-text {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.left-content .intro-text p {
  margin-bottom: 0;
  line-height: 1.8;
  color: white;
  font-size: 14px;
}

.left-content .image-nav {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 15px;
  margin-top: 20px;
}

.left-content .nav-arrow {
  background: white;
  color: #333;
  border: 1px solid #ddd;
  border-radius: 50%;
  width: 35px;
  height: 35px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 18px;
  transition: all 0.3s ease;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.left-content .nav-arrow:hover {
  background:#0467aa;
  color: white;
  border-color: #0467aa;
  transform: scale(1.1);
}

.left-content .image-counter {
  font-size: 14px;
  color: white;
  font-weight: 500;
}

/* 右侧内容样式 */
.right-content .intro-image {
  width: 100%;
  display: flex;
  justify-content: right; /* 桌面端右对齐 */
  align-items: flex-start;
  overflow: hidden; /* 防止内容溢出 */
}

/* 响应式设计 - 图片对齐 */
@media (max-width: 1024px) {
  .right-content .intro-image {
    justify-content: center; /* 1024px以下居中对齐 */
  }
}

.right-content .image-container {
  position: relative;
  background: white;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  padding: 40px;
  border: 1px solid #e0e0e0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 80%;
}

.right-content .intro-image img {
  width: 100%;
  height: 250px;
  object-fit: contain;
  border-radius: 4px;
  margin-bottom: 20px;
}

/* 响应式设计 - 新布局适配 */
@media (max-width: 1200px) {
  .product-detail-container {
    gap: 30px;
    padding: 15px 0;
  }

  .left-content .page-title {
    font-size: 28px;
    margin-bottom: 12px;
  }

  .left-content .intro-text p {
    font-size: 13px;
  }

  .right-content .image-container {
    padding: 30px;
    width: 85%;
  }
}

@media (max-width: 1024px) {
  .product-detail-container {
    flex-direction: column;
    gap: 25px;
    padding: 12px 0;
  }

  .left-content {
    width: 100% !important;
    text-align: center;
  }

  .right-content {
    width: 100% !important;
  }

  .left-content .page-title {
    font-size: 24px;
    text-align: center;
    margin-bottom: 10px;
  }

  .left-content .intro-text {
    align-items: center;
  }

  .left-content .intro-text p {
    font-size: 12px;
    text-align: center;
  }

  .left-content .image-nav {
    justify-content: center;
  }

  .right-content .image-container {
    padding: 25px;
    width: 90%;
  }
}

@media (max-width: 900px) {
  .product-detail-container {
    gap: 20px;
    padding: 10px 0;
  }

  .left-content .page-title {
    font-size: 22px;
    margin-bottom: 8px;
  }

  .left-content .intro-text p {
    font-size: 11px;
    line-height: 1.5;
  }

  .left-content .nav-arrow {
    width: 28px;
    height: 28px;
    font-size: 14px;
  }

  .left-content .image-counter {
    font-size: 11px;
  }

  .right-content .image-container {
    padding: 20px;
    width: 85%;
  }
}

@media (max-width: 768px) {
  .product-detail-container {
    gap: 15px;
    padding: 8px 0;
  }

  .left-content .page-title {
    font-size: 20px;
    margin-bottom: 6px;
  }

  .left-content .intro-text p {
    font-size: 10px;
    line-height: 1.4;
  }

  .left-content .nav-arrow {
    width: 25px;
    height: 25px;
    font-size: 12px;
  }

  .left-content .image-counter {
    font-size: 10px;
  }

  .left-content .image-nav {
    gap: 10px;
    margin-top: 12px;
  }

  .right-content .image-container {
    padding: 15px;
    width: 95%;
  }
}

@media (max-width: 480px) {
  .product-detail-container {
    gap: 12px;
    padding: 5px 0;
  }

  .left-content .page-title {
    font-size: 18px;
    margin-bottom: 5px;
  }

  .left-content .intro-text p {
    font-size: 9px;
    line-height: 1.3;
  }

  .left-content .nav-arrow {
    width: 22px;
    height: 22px;
    font-size: 10px;
  }

  .left-content .image-counter {
    font-size: 9px;
  }

  .left-content .image-nav {
    gap: 8px;
    margin-top: 10px;
  }

  .right-content .image-container {
    padding: 12px;
    width: 98%;
  }
}

/* 响应式设计 - 应用领域轮播图 */
@media (max-width: 1200px) {
  .applications-container {
    gap: 5px;
  }

  .application-item {
    width: 225px;
    height: 280px;
    padding: 15px 12px;
    
    flex:0 0 225px
  }

  .app-icon {
    width: 100px;
    height: 100px;
    margin-bottom: 15px;
  }

  .app-name {
    font-size: 13px;
  }
}

@media (max-width: 1024px) {
  .applications-container {
    gap: 5px;
  }

  .application-item {
    width: 225px;
    height: 260px;
    padding: 12px 10px;
  }

  .app-icon {
    width: 90px;
    height: 90px;
    margin-bottom: 12px;
  }

  .app-name {
    font-size: 12px;
  }

  .carousel-btn {
    width: 35px;
    height: 35px;
    font-size: 14px;
    background: #eeefef;
    color: #888888;
  }
}

@media (max-width: 768px) {
  .applications-carousel {
    padding: 0 25px;
  }

  .applications-container {
    gap: 5px;
    
    flex-direction: column;
  }

  .application-item {
    width: 225px;
    height: 240px;
    padding: 10px 8px;
  }

  .app-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 10px;
  }

  .app-name {
    font-size: 11px;
  }

  .carousel-btn {
    width: 30px;
    height: 30px;
    font-size: 12px;
    background: #eeefef;
    color: #888888;
  }
}

@media (max-width: 480px) {
  .applications-carousel {
    padding: 0 20px;
  }

  .applications-container {
    gap: 5px;
  }

  .application-item {
    width: 225px;
    height: 220px;
    padding: 8px 6px;
  }

  .app-icon {
    width: 70px;
    height: 70px;
    margin-bottom: 8px;
  }

  .app-name {
    font-size: 10px;
  }

  .carousel-btn {
    width: 25px;
    height: 25px;
    font-size: 10px;
    background: #eeefef;
    color: #888888;
  }
  .prev-btn{
    left: 10px;
  }
  .next-btn{
    right: 10px;
  }
  .product-content .content-section-box{
    padding: 20px!important;
  }
  .documents-table table{
    font-size: 10px;
  }
}
.product-content{
  .content-section-box{
    padding:20px 48px;
    margin-bottom:70px;
    background:linear-gradient(to bottom, #fff, #fff,#fff, #f6f7f8);
  }
}