@font-face {
  font-family: 'Humnst777 Cn BT-Regular';
  src: url('../fonts/Humnst777 BT Roman.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
}

/* Basic Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Microsoft YaHei", "微软雅黑", sans-serif;
  font-size: 14px;
  color: #333;
  padding-top: 88px;
}

a {
  text-decoration: none;
  color: #333;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  vertical-align: middle;
}

/* Main Container */
.container {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 0;
  box-sizing: border-box;
}

h2 {
  text-align: center;
  font-size: 28px;
  font-weight: normal;
  padding: 60px 0;
}

.products h2,
.industry-application h2,
.about-us h2,
.partners h2 {
  text-align: left;
  padding: 80px 0 40px 0;
}

.about-us h2 {
  padding-bottom: 16px;
  margin-bottom: 0;
  /* Override generic h2 padding/margin */
}

/* 1. Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: #fff;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  height: 88px;
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 88px;
  width: 100%;
  box-sizing: border-box;
}

/* 为body添加顶部内边距，避免内容被固定导航栏遮挡 */
body {
  font-family: "Microsoft YaHei", "微软雅黑", sans-serif;
  font-size: 14px;
  color: #333;
  padding-top: 88px;
}

/* 移除之前的悬浮导航样式 */
.container.sticky {
  position: static;
  background: none;
  box-shadow: none;
  backdrop-filter: none;
}

body.has-sticky-header {
  padding-top: 88px;
}

/* 移除悬浮时的样式调整 */
.header.sticky .logo img {
  height: 40px;
}

.header.sticky .nav a {
  padding: 33px 0;
}

.header.sticky .contact span {
  font-size: 24px;
}

.header .logo img {
  height: 40px;
}

.header .logo {
  width: 160px;
}

.header-right {
  display: flex;
  align-items: center;
}

.header .nav {
  margin-left: 0;
  margin-right: 48px;
}

/* 只让一级主菜单横向排列 */
.nav>ul {
  display: flex;
  align-items: center;
}

/* 主菜单项间距只用padding控制 */
.nav>ul>li {
  padding: 0 10px;
  white-space: nowrap;
  position: relative;
  min-width: unset;
  box-sizing: content-box;
}


/* 主菜单链接样式 */
.header .nav a {
  display: inline-block;
  font-size: 16px;
  padding: 33px 0;
}

.header .nav a:hover,
.header .nav a.active {
  color: #0B57C6;
  border-bottom: 2px solid #0B57C6;
}

.header .contact {
  display: flex;
  align-items: center;
  margin-left: 0;
}

.header .contact span {
  font-family: "Humnst777 Cn BT-Regular", sans-serif;
  font-size: 24px;
  color: #0B57C6;
}

.header .contact img {
  margin-right: 8px;
}

/* 子菜单默认隐藏，悬浮时显示 */
.nav .submenu {
  display: none !important;
  position: absolute;
  left: 0;
  top: 100%;
  min-width: 120px;
  background: #fff;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  border-radius: 0;
  padding: 8px 0;
  flex-direction: column;
  text-align: left;
  white-space: nowrap;
  margin-top: 0;
  z-index: 100;
}

.nav .has-submenu:hover>.submenu,
.nav .has-submenu:focus-within>.submenu {
  display: flex !important;
}

/* 2. Banner */
.banner {
  position: relative;
  width: 100%;
  overflow: hidden;
  aspect-ratio: 1920 / 400;
  max-height: 400px;
  min-height: 200px;
}

.banner-slides .banner-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1s ease-in-out;
  background-size: cover;
  background-position: center;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  text-align: left;
}

.banner-slides .banner-slide.active {
  opacity: 1;
}

.banner-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.banner-container {
  width: 100%;
}

.banner-content {
  color: white;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
  width: 100%;
  text-align: left;
}

.banner-content h1 {
  font-size: 32px;
  font-weight: bold;
}

.banner-content p {
  font-size: 24px;
  margin-top: 10px;
}

.banner-dots {
  position: absolute;
  bottom: 20px;
  right: calc(((100% - 1200px) / 2) + 15px);
  transform: none;
  display: flex;
  align-items: center;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 4px;
  background-color: rgba(255, 255, 255, 0.5);
  margin: 0 5px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.dot.active {
  width: 36px;
  background-color: #0B57C6;
}

/* Banner左右滑动按钮定位 */
.banner-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 44px;
  height: 44px;
  background: rgba(0, 0, 0, 0.4);
  border-radius: 50%;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s;
  font-size: 24px;
  border: none;
}

.banner-arrow:hover {
  background: #0B57C6;
}

.banner-arrow-left {
  left: calc(50% - 600px + 15px);
  /* container左边缘+内边距 */
}

.banner-arrow-right {
  right: calc(50% - 600px + 15px);
  /* container右边缘+内边距 */
}

@media (max-width: 1200px) {
  .banner-arrow-left {
    left: 15px;
  }

  .banner-arrow-right {
    right: 15px;
  }
}

/* 3. Products */
.products {
  margin-bottom: 80px;
  padding: 0;
}

.products .container {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 0;
}

.products .product-list {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
  width: 100%;
  padding: 0;
  box-sizing: border-box;
}

.products .product-item {
  width: 374px;
  height: 240px;
  background-size: cover;
  background-position: center;
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  transition: all 0.3s ease;
  /* For hover effect */
}

.products .product-item h3 {
  font-size: 24px;
  font-weight: normal;
  color: #333333;
  margin-bottom: 20px;
}

/* 按钮模板1：灰色边框，深色文字，适用于浅色背景 */
.product-btn-template1 {
  display: inline-flex !important;
  flex-direction: row !important;
  align-items: center !important;
  white-space: nowrap !important;
  min-width: 120px;
  justify-content: center;
  height: 32px;
  padding: 0 24px;
  background-color: transparent;
  border: 1px solid #D8D8D8;
  color: #333333;
  text-decoration: none;
  transition: all 0.3s ease;
  width: fit-content;
}

.product-btn-template1 span {
  margin-right: 8px;
  white-space: nowrap !important;
  color: #333333;
}

.product-btn-template1 .icon-normal {
  display: inline;
  filter: none;
}

.product-btn-template1 .icon-hover {
  display: none;
}

.product-btn-template1 .btn-icon {
  display: inline-block;
  width: 12px;
  height: 12px;
  background-image: url('../img/more_home_icon_n@1x.png');
  background-size: contain;
  background-repeat: no-repeat;
}

/* 按钮模板2：白色边框，白色文字，适用于深色背景 */
.product-btn-template2 {
  display: inline-flex;
  align-items: center;
  height: 32px;
  padding: 0 24px;
  background-color: transparent;
  border: 1px solid #ffffff;
  color: #ffffff;
  text-decoration: none;
  transition: all 0.3s ease;
  width: fit-content;
}

.product-btn-template2 span {
  margin-right: 8px;
  color: #ffffff;
}

.product-btn-template2 .icon-normal {
  display: inline;
  filter: brightness(0) invert(1);
}

.product-btn-template2 .icon-hover {
  display: none;
}

.product-btn-template2 .btn-icon {
  display: inline-block;
  width: 12px;
  height: 12px;
  background-image: url('../img/more_home_icon_s@1x.png');
  background-size: contain;
  background-repeat: no-repeat;
}

/* 统一悬停状态：无边框，白色文字，白色图标 */
.product-btn-template1:hover,
.product-btn-template2:hover {
  background-color: #0B57C6;
  border-color: #0B57C6;
  color: #ffffff;
}

.product-btn-template1:hover span,
.product-btn-template2:hover span {
  color: #ffffff;
}

.product-btn-template1:hover .icon-normal,
.product-btn-template2:hover .icon-normal {
  display: none;
}

.product-btn-template1:hover .icon-hover,
.product-btn-template2:hover .icon-hover {
  display: inline;
  filter: brightness(0) invert(1);
}

.product-btn-template1:hover .btn-icon,
.product-btn-template2:hover .btn-icon {
  background-image: url('../img/more_home_icon_s@1x.png');
}

/* 兼容旧的product-btn类名 */
.product-btn {
  display: inline-flex !important;
  flex-direction: row !important;
  align-items: center !important;
  white-space: nowrap !important;
  min-width: 120px;
  justify-content: center;
  height: 32px;
  padding: 0 24px;
  background-color: transparent;
  border: 1px solid #D8D8D8;
  color: #333333;
  text-decoration: none;
  transition: all 0.3s ease;
  width: fit-content;
}

.product-btn span {
  margin-right: 8px;
  white-space: nowrap !important;
  color: #333333;
}

.product-btn .icon-hover {
  display: none;
}

.product-btn:hover .icon-normal {
  display: none;
}

.product-btn:hover .icon-hover {
  display: inline-block;
}

.product-btn .btn-icon {
  display: inline-block;
  width: 12px;
  height: 12px;
  background-image: url('../img/more_home_icon_n@1x.png');
  background-size: contain;
  background-repeat: no-repeat;
}

.product-btn:hover .btn-icon {
  background-image: url('../img/more_home_icon_s@1x.png');
}

.product-btn .icon-normal {
  display: inline;
  filter: none;
}

.product-btn:hover .icon-normal {
  display: none;
}

.product-btn:hover .icon-hover {
  display: inline;
  filter: brightness(0) invert(1);
}

.product-btn:hover {
  background-color: #0B57C6;
  border-color: #0B57C6;
  color: #ffffff;
}

.product-btn:hover span {
  color: #ffffff;
}

.products .product-item:hover .product-btn {
  background-color: #0B57C6;
  border-color: #0B57C6;
  color: #ffffff;
}

.products .product-item:hover .product-btn span {
  color: #ffffff;
}

.products .product-item:hover .product-btn .icon-normal {
  display: none;
}

.products .product-item:hover .product-btn .icon-hover {
  display: inline;
}

/* Sub-navigation for products page */
.sub-nav {
  border-bottom: 1px solid #e0e0e0;
  margin-bottom: 40px;
}

.sub-nav ul {
  display: flex;
  justify-content: flex-start;
}

.sub-nav li {
  margin-right: 40px;
}

.sub-nav a {
  display: inline-block;
  padding: 15px 0;
  color: #333333;
  font-size: 16px;
  border-bottom: 2px solid transparent;
  transition: all 0.3s ease;
}

.sub-nav a:hover,
.sub-nav a.active {
  color: #0B57C6;
  border-bottom-color: #0B57C6;
}

/* Override for product page sub-nav */
.product-nav-container .sub-nav {
  border-bottom: none;
  margin-bottom: 0;
  height: 100%;
}

.product-nav-container .sub-nav ul {
  height: 100%;
}

.product-nav-container .sub-nav li {
  height: 100%;
}

.product-nav-container .sub-nav a {
  font-size: 12px;
  height: 100%;
  display: flex;
  align-items: center;
  padding: 0;
  border-bottom-width: 2px;
}

/* 5. About Us */
.about-us {
  margin-top: 0;
  /* Spacing from applications */
  background: url('../img/about_home_bg@1x.png') no-repeat center center/cover;
  padding-bottom: 80px;
  /* Add some bottom padding */
  color: #ffffff;
  /* Set all text to white */
}

.about-us h2 {
  color: #ffffff;
}

.about-us p {
  max-width: 720px;
  font-size: 16px;
  line-height: 1.8;
  margin: 16px 0 24px 0;
  color: #ffffff;
}

.about-us .product-btn {
  margin-top: 24px;
  color: #ffffff;
  border-color: #ffffff;
}

.about-us .product-btn span {
  color: #ffffff;
}

.about-us .product-btn:hover {
  background-color: #0B57C6;
  border-color: #0B57C6;
  color: #ffffff;
}

.about-us .product-btn:hover span {
  color: #FFFFFF;
}

.about-us .product-btn .icon-hover {
  display: none;
}

.about-us .product-btn:hover .icon-normal {
  display: none;
}

.about-us .product-btn:hover .icon-hover {
  display: inline-block;
}

.about-us .product-btn .btn-icon {
  background-image: url('../img/more_home_icon_s@1x.png');
}

.about-us .product-btn:hover .btn-icon {
  background-image: url('../img/more_home_icon_s@1x.png');
}

.about-us .product-btn .icon-normal {
  filter: brightness(0) invert(1);
}


/* 6. Partners */
.partners {
  height: 306px;
  overflow: hidden;
  position: relative;
}

.partners .partner-logos {
  display: flex;
  width: calc((180px + 24px) * 16);
  /* 8 images * 2 for seamless loop with margin*/
  animation: scroll 30s linear infinite;
}

.partners .logos-slide {
  display: flex;
}

.partners .logos-slide img {
  width: 180px;
  height: 64px;
  margin: 0 12px;
  /* Total 24px between images */
}

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

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

/* 8. Footer */
.footer {
  background-color: #F4F5F5;
  padding: 60px 0;
}

.footer .container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0;
  padding: 0;
}

/* ======= 统一footer-main主样式 ======= */
.footer-main {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: flex-start;
  width: 100%;
  gap: 0;
  padding: 0;
  margin: 0;
}

/* ======= 快捷链接子菜单样式 ======= */
.footer-nav>ul {
  display: flex;
  flex-direction: row;
  gap: 24px;
  padding: 0;
  margin: 0;
  justify-content: flex-start;
  width: auto;
}

.footer-nav>ul>li {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: auto;
  min-width: 100px;
  flex: none;
}

.footer-nav>ul>li>a {
  font-size: 16px;
  color: #666;
  display: inline-block;
  padding: 4px 0;
  font-weight: bold;
  transition: color 0.2s;
}

.footer-nav>ul>li>a:hover {
  color: #0B57C6;
}

.footer-nav .submenu {
  display: flex;
  position: static;
  background: none;
  box-shadow: none;
  padding: 0;
  margin: 0;
  flex-direction: column;
  min-width: 0;
  width: auto;
}

.footer-nav .submenu li a {
  font-size: 12px;
  color: #999999;
  padding: 2px 0 2px 0;
  display: block;
  font-weight: normal;
  background: none;
}

.footer-nav .submenu li a:hover {
  color: #0B57C6;
  background: none;
}

/* ======= 版权部分样式 ======= */
.footer-copyright {
  background: #e5e6e8;
  padding: 18px 0;
  font-size: 14px;
  width: 100%;
  margin-top: 48px;
}

.footer-copyright .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.footer-copyright .copyright-left {
  color: #666;
}

.footer-copyright .copyright-right a {
  color: #666;
  text-decoration: underline;
  transition: color 0.2s;
}

.footer-copyright .copyright-right a:hover {
  color: #0B57C6;
}

/* ======= 媒体查询下自适应 ======= */
@media (max-width: 900px) {
  .footer-main {
    flex-direction: column;
    gap: 16px;
  }
}

@media (max-width: 768px) {
  .footer-main {
    flex-direction: column;
    align-items: stretch;
    gap: 16px;
  }
}

.footer-left {
  min-width: 200px;
  width: auto;
  flex: none;
  padding-left: 0;
  margin-left: 0;
}

.footer-nav>ul {
  display: flex;
  flex-direction: row;
  gap: 24px;
  padding: 0;
  margin: 0;
  justify-content: flex-start;
  width: auto;
}

.footer-nav>ul>li {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: auto !important;
  min-width: 100px !important;
  flex: none !important;
}

.footer-right {
  flex: none;
  min-width: 0;
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  justify-content: flex-end;
  gap: 0;
  margin-left: 40px;
}

.footer-info {
  margin-right: 0 !important;
}

.footer-qr {
  margin-left: 0 !important;
  margin-right: 0 !important;
  text-align: right;
}

.footer-qr img {
  width: 80px !important;
  height: 80px !important;
  object-fit: contain !important;
}

.footer-qr p {
  font-size: 16px;
  color: #666;
  margin-top: 10px;
}

.footer-info {
  order: 0;
}

.footer h4 {
  font-size: 24px;
  font-weight: bold;
  color: #333;
  margin-bottom: 30px;
}

.footer-links a {
  display: block;
  color: #666;
  margin-bottom: 15px;
  font-size: 16px;
}

.footer-info h3 {
  font-size: 24px;
  font-weight: bold;
  color: #333;
  margin-bottom: 20px;
}

.footer-info .contact-line {
  display: flex;
  align-items: center;
  margin-bottom: 12px;
  color: #666;
  font-size: 16px;
}

.footer-info .contact-line img {
  width: 16px;
  height: 16px;
  margin-right: 10px;
}

/* About Us Page Specific Styles */
.page-banner {
  position: relative;
  height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  background-size: cover;
  background-position: center center;
  /* Ensure vertical and horizontal centering */
  padding: 80px 0;
  text-align: center;
}

.page-banner .container {
  text-align: left;
  width: 100%;
}

.page-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: linear-gradient(to right, rgba(27, 54, 94, 0.88), rgba(23, 73, 150, 0));
}

.page-banner h1 {
  font-size: 32px;
  /* Ensure title font size is 32px */
  font-weight: bold;
  position: relative;
  z-index: 1;
  padding-left: 0;
  /* Let container handle alignment */
}

.about-main {
  padding: 80px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.about-text {
  width: 50%;
  text-align: left;
}

.about-text h2 {
  font-size: 32px;
  font-weight: normal;
  color: #333;
  padding: 0;
  margin-bottom: 32px;
  text-align: left;
}

.about-text p {
  margin-top: 20px;
  line-height: 1.8;
}

.about-image {
  width: 45%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.about-image img {
  width: auto;
  max-width: 100%;
  height: auto;
}

/* Product Page Specific Styles */
.product-nav-container {
  height: 64px;
  border-bottom: 1px solid #F4F5F5;
}

.product-nav-container .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.breadcrumbs {
  display: flex;
  align-items: center;
  color: #666;
}

.breadcrumbs img {
  height: 16px;
}

.breadcrumbs .breadcrumb-next {
  margin: 0 8px;
}

.breadcrumbs span {
  font-size: 14px;
}

.product-grid {
  padding: 40px 0 80px 0;
  background-color: #ffffff;
}

.product-grid .product-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.product-grid .product-item {
  background-color: #FAFAFA;
  border: 1px solid #EEEEEE;
  text-align: left;
  transition: all 0.3s ease;
  width: auto;
  /* Let grid control width */
}

.product-grid .product-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.product-grid .product-item a {
  display: block;
  /* padding: 24px; */
  /* Removed padding from link */
}

.product-grid .product-image {
  width: 100%;
  /* margin-bottom: 24px; */
  /* Removed margin */
}

.product-grid .product-image img {
  width: 100%;
  height: auto;
  display: block;
}

.product-grid .product-text-content {
  padding: 24px;
}

.product-grid .product-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.product-grid .product-info h3 {
  font-size: 20px;
  color: #333;
  font-weight: normal;
}

.product-grid .product-info .more-icon {
  width: 24px;
  height: 24px;
}

.product-grid .product-tags {
  font-size: 12px;
  color: #666;
  margin-top: 10px;
}

.product-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0 16px;
  /* Row and column gap */
}

.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 60px;
}

.pagination a {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 32px;
  height: 32px;
  margin: 0 5px;
  border-radius: 4px;
  color: #333;
  background-color: #F4F5F5;
  font-size: 14px;
}

.pagination a.arrow {
  background-color: transparent;
}

.pagination a.active,
.pagination a:not(.arrow):hover {
  background-color: #0B57C6;
  color: #fff;
}

/* Utility Classes */
.hidden {
  display: none !important;
}

/* Case Studies Page */
.case-nav-container {
  background-color: #ffffff;
  border-bottom: 1px solid #F4F5F5;
  height: 64px;
}

.case-nav-container .container {
  height: 100%;
}

.case-nav-container .sub-nav {
  height: 100%;
  border-bottom: none;
  margin-bottom: 0;
}

.case-nav-container .sub-nav ul {
  justify-content: flex-start;
  height: 100%;
}

.case-nav-container .sub-nav li {
  margin-right: 40px;
  height: 100%;
}

.case-nav-container .sub-nav li a {
  display: flex;
  align-items: center;
  height: 100%;
  padding: 0;
  font-weight: normal;
  font-size: 16px;
  border-bottom: 2px solid transparent;
}

.sub-nav li a.active,
.sub-nav li a:hover {
  color: #0B57C6;
  border-bottom-color: #0B57C6;
}

.case-tab-content {
  display: none;
  padding: 60px 0;
}

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

.case-intro {
  display: flex;
  gap: 40px;
  align-items: flex-start;
  margin-bottom: 60px;
}

.case-intro-image {
  display: none;
  /* 隐藏大图 */
}

.case-intro-text {
  flex: 1;
  text-align: left;
  max-width: 100%;
  /* 让文字占满整个宽度 */
}

.features-wrapper {
  background-color: #F4F5F5;
  padding: 60px 0;
}

.case-features {
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: 60px 0;
}

.feature-item {
  text-align: center;
  flex: 1;
}

.feature-item img {
  width: 64px;
  height: 64px;
  border-radius: 8px;
  margin-bottom: 15px;
}

.feature-item p {
  font-size: 16px;
  color: #333333;
}

.related-products {
  margin-top: 40px;
}

.related-products h2 {
  text-align: left;
  margin-bottom: 40px;
  padding: 0;
}

/* News Page */
.news-grid {
  padding: 40px 0 80px;
}

.news-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.news-item {
  transition: all 0.3s ease;
  width: auto;
  /* Let grid control width */
}

.news-item img {
  width: 100%;
  height: 200px;
  display: block;
  transition: all 0.3s ease;
  object-fit: cover;
  /* 确保所有图片具有相同的尺寸 */
}

.news-item:hover img {
  transform: translateY(-5px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.news-item a {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.news-text {
  padding: 24px 0;
  flex-grow: 1;
}

.news-text h3 {
  font-size: 16px;
  font-weight: normal;
  color: #333;
  margin-bottom: 8px;
  /* Basic truncation for single line */
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.news-text p {
  font-size: 14px;
  color: #999;
}

/* Contact Us Page */
.contact-info-section {
  padding: 80px 0 40px;
}

.contact-info-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 60px;
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 80px;
  padding-right: 0;
  background-color: #F4F5F5;
  border-radius: 8px;
  min-height: 400px;
  height: 400px;
}

.contact-details {
  flex: 1 1 0;
  max-width: 500px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.contact-image {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  height: 100%;
  width: auto;
  min-width: 0;
  flex-shrink: 0;
}

.contact-image img {
  display: block;
  height: 100%;
  width: auto;
  object-fit: contain;
}

.contact-details h2 {
  text-align: left;
  font-size: 24px;
  font-weight: bold;
  padding: 0;
  margin: 0;
  color: #0B57C6;
}

.contact-details .subtitle {
  font-size: 14px;
  color: #999;
  margin-top: 8px;
  margin-bottom: 40px;
}

.contact-details .contact-line {
  display: flex;
  align-items: center;
  margin-bottom: 8px;
  font-size: 16px;
}

.contact-details .contact-line:last-child {
  margin-bottom: 0;
}

.contact-details .contact-line img {
  margin-right: 12px;
  width: 20px;
  height: 20px;
}

.map-section {
  padding-top: 0;
  height: 400px;
  /* No top padding as it's handled by the wrapper */
}

.map-section .container {
  height: 100%;
}

.map-section iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

/* 尝试隐藏百度地图内的控件 */
.map-section iframe {
  filter: contrast(1.1) brightness(1.05);
}

/* 移除pointer-events限制，让地图可以操作 */
.map-section iframe {
  pointer-events: auto;
}

/* Permit Section */
.permit-section {
  padding: 60px 0;
  text-align: left;
}

/* Product Detail Page Styles */
.product-detail-page {
  padding: 0;
}

/* Block 3: Product Intro */
.product-intro-section {
  padding: 40px 0 80px;
}

.product-intro-section .container {
  display: flex;
  align-items: center;
  gap: 60px;
}

.product-intro-image {
  flex-basis: 500px;
  flex-shrink: 0;
}

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

.product-intro-text h1 {
  font-size: 32px;
  font-weight: bold;
  margin-bottom: 8px;
}

.product-intro-text .product-tags {
  font-size: 12px;
  color: #999999;
  margin-bottom: 24px;
}

.product-intro-text p {
  font-size: 16px;
  line-height: 1.8;
  color: #333;
}

/* Block 4: Features */
.product-features .feature-item {
  flex-direction: column;
}

.product-features .feature-title {
  font-size: 16px;
  font-weight: normal;
  color: #333;
  margin-top: 0;
  margin-bottom: 8px;
}

.product-features .feature-subtitle {
  font-size: 12px;
  color: #666;
  margin: 0;
}

/* Block 5: Specifications Table */
.spec-section {
  padding: 80px 0;
  background-color: #F9F9F9;
}

.spec-section h2,
.inspection-gallery-section h2 {
  text-align: left;
  padding: 0;
  margin-bottom: 40px;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  background-color: transparent;
}

.spec-table th,
.spec-table td {
  border-bottom: 1px solid #EAEAEA;
  padding: 18px;
  text-align: left;
  font-size: 16px;
  vertical-align: middle;
}

/* Product Detail Page - E500 Gallery */
.e500-gallery-layout {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.e500-gallery-left {
  flex-basis: 800px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
}

.e500-gallery-right {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 0;
  /* Prevent overflow */
}

.e500-main-image {
  /* No longer needed: flex-grow: 1; */
}

.e500-main-image img {
  width: 100%;
  height: auto;
  object-fit: contain;
  display: block;
}

.e500-gallery-nav {
  margin-top: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px;
  background-color: transparent;
  border-top: none;
}

.e500-nav-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: #666;
}

.e500-nav-item img {
  height: 14px;
  width: auto;
}

.e500-side-image {
  flex: 1;
  min-height: 0;
  /* Allow shrinking */
}

.e500-side-image img {
  width: 100%;
  height: 100%;
  /* Fill flex container */
  object-fit: contain;
  display: block;
}

/* Inspection Gallery Section */
.inspection-gallery-section {
  padding: 80px 0;
  background-color: #FFFFFF;
}

.gallery-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(6, 1fr);
}

.s700-gallery {
  /* Reset layout for JavaScript control and hide to prevent FOUC */
  display: block;
  visibility: hidden;
}

.gallery-item {
  text-align: center;
}

.gallery-item img {
  width: auto;
  height: auto;
  border-radius: 0;
  margin-bottom: 8px;
}

/* 产品详情页图片注释文字样式 */
.gallery-item p,
.gallery-item span,
.gallery-item div {
  color: #999999;
  font-size: 12px;
  margin-top: 4px;
  margin-bottom: 0;
}

/* Styles for single inspection image */
.single-image-container {
  display: flex;
  justify-content: flex-start;
}

.single-image-container .gallery-item img {
  width: 640px;
  height: auto;
}

/* News Detail Page */
.news-detail-layout {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 30px;
  padding-top: 80px;
  /* This creates the space from breadcrumbs */
  padding-bottom: 64px;
}

.news-article-content {
  flex: 1;
  min-width: 0;
  /* Reset margin as padding is used on parent */
}

.news-article-header {
  border-bottom: 1px solid #e0e0e0;
  margin-bottom: 40px;
  /* Space between header and body */
  padding-bottom: 20px;
}

.news-article-header h1 {
  font-size: 24px;
  color: #333;
  font-weight: normal;
  margin: 0 0 12px 0;
  /* Space between title and date */
}

.news-article-header .publish-date {
  font-size: 12px;
  color: #999;
}

.news-article-body {
  font-size: 16px;
  color: #333;
  line-height: 1.8;
}

.news-article-body h3 {
  font-size: 20px;
  color: #333;
  margin-top: 40px;
  /* More space above h3 */
  margin-bottom: 15px;
}

.news-article-body p {
  margin-top: 0;
  margin-bottom: 2em;
  /* Use em for spacing relative to font-size */
}

.news-article-body img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 20px 0;
}

.related-reading {
  flex-basis: 300px;
  flex-shrink: 0;
  background-color: #F4F5F5;
  padding: 100px 20px 20px;
  border-radius: 4px;
  margin-top: -80px;
}

.related-reading h3 {
  font-size: 24px;
  color: #333;
  font-weight: normal;
  margin-top: 0;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid #e0e0e0;
}

.related-reading ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.related-reading ul li {
  margin-bottom: 24px;
  padding-bottom: 24px;
}

.related-reading ul li:not(:last-child) {
  border-bottom: 1px solid #D8D8D8;
}

.related-reading ul li a {
  font-size: 16px;
  color: #555;
  text-decoration: none;
  display: block;
  margin-bottom: 5px;
  transition: color 0.3s ease;
}

.related-reading ul li a:hover {
  color: #007bff;
}

.related-reading ul li span {
  font-size: 13px;
  color: #999;
}

/* Responsive Styles */
.hamburger {
  display: none;
  position: absolute;
  top: 32px;
  right: 15px;
  z-index: 1001;
  border: none;
  background: transparent;
  cursor: pointer;
}

.hamburger-box {
  width: 30px;
  height: 24px;
  display: inline-block;
  position: relative;
}

.hamburger-inner {
  display: block;
  top: 50%;
  margin-top: -2px;
  width: 30px;
  height: 3px;
  background-color: #333;
  border-radius: 4px;
  position: absolute;
  transition-property: transform;
  transition-duration: 0.15s;
  transition-timing-function: ease;
}

.hamburger-inner::before,
.hamburger-inner::after {
  content: "";
  display: block;
  width: 100%;
  height: 3px;
  background-color: #333;
  border-radius: 4px;
  position: absolute;
  transition-property: transform;
  transition-duration: 0.15s;
  transition-timing-function: ease;
}

.hamburger-inner::before {
  top: -10px;
}

.hamburger-inner::after {
  bottom: -10px;
}

.hamburger.is-active .hamburger-inner {
  transform: rotate(45deg);
  background-color: #fff;
}

.hamburger.is-active .hamburger-inner::before {
  transform: translate3d(0, 10px, 0) rotate(-90deg);
  background-color: #fff;
}

.hamburger.is-active .hamburger-inner::after {
  transform: translate3d(0, -10px, 0) rotate(-90deg);
  background-color: #fff;
}


.mobile-nav-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.9);
  z-index: 1000;
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  transform: translateY(-100%);
  transition: transform 0.3s ease-in-out;
}

.mobile-nav-menu.is-active {
  display: flex;
  transform: translateY(0);
}

.mobile-nav-menu .nav ul {
  flex-direction: column;
  text-align: center;
}

.mobile-nav-menu .nav li {
  margin: 20px 0;
}

.mobile-nav-menu .nav a {
  font-size: 24px;
  color: #fff;
  padding: 10px;
}

.mobile-nav-menu .nav a:hover,
.mobile-nav-menu .nav a.active {
  border-bottom: none;
  color: #0B57C6;
}

.mobile-nav-menu .contact {
  margin-top: 40px;
  color: #fff;
}

.mobile-nav-menu .contact span {
  color: #fff;
}

/* 下拉菜单样式修正 */
.nav ul {
  position: relative;
  z-index: 10;
}

.nav .has-submenu {
  position: relative;
}

/* 主菜单项宽度自适应优化 */
.nav>ul>li {
  padding: 0 6px;
  white-space: nowrap;
  position: relative;
  min-width: unset;
  box-sizing: content-box;
}

.nav>ul>li>a {
  white-space: nowrap;
  padding-left: 0;
  padding-right: 0;
}

/* 子菜单悬浮行为已正确，无需更改 */

/* 子菜单样式优化 */
.nav .submenu {
  display: none;
  position: absolute;
  left: 0;
  top: 100%;
  transform: none;
  min-width: 120px;
  background: #fff;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  border-radius: 0;
  padding: 8px 0;
  flex-direction: column;
  text-align: left;
  white-space: nowrap;
  margin-top: 0;
}

.nav .submenu li {
  padding: 0;
  margin: 0;
}

.nav .submenu a {
  display: block;
  padding: 8px 24px;
  color: #222;
  font-size: 15px;
  line-height: 1.6;
  transition: background 0.2s, color 0.2s;
}

.nav .submenu a:hover {
  background: #f2f6fa;
  color: #0056b3;
}

.nav .has-submenu:hover>.submenu,
.nav .has-submenu:focus-within>.submenu {
  display: flex;
}

/* 保证主导航横向排列 */
.nav>ul {
  display: flex;
  align-items: center;
  gap: 32px;
}

/* 修正主导航高度不被子菜单撑开 */
.header .nav {
  position: relative;
  z-index: 20;
}

/* 移动端适配可后续补充 */

/* Media Queries */
@media (max-width: 1080px) {
  .header .nav li {
    margin: 0 10px;
  }

  .header .nav a {
    white-space: nowrap;
  }
}

@media (max-width: 1200px) {
  .gallery-grid {
    grid-template-columns: repeat(4, 1fr) !important;
  }

  .page-banner h1 {
    padding-left: 0;
  }

  .products .product-list {
    flex-direction: column;
    align-items: center;
  }

  .products .product-item {
    width: 100%;
    max-width: none;
    /* Make both sections full-width on mobile */
    /* Optional: constrain width on medium screens */
    margin-bottom: 20px;
  }

  .products .product-item {
    padding: 20px;
  }

  .footer .container {
    /* flex-direction: column; <- Moved to 768px breakpoint */
  }

  .news-detail-layout {
    flex-direction: column;
  }

  .footer-right {
    flex-direction: row;
    justify-content: space-between;
    width: 100%;
    margin-top: 40px;
    border-left: none;
    padding-left: 0;
  }

  .footer-qr {
    margin-left: 0;
    margin-right: 20px;
    text-align: center;
    order: 2;
    margin-top: 40px;
  }

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

  .product-grid .product-item {
    /* width: calc(50% - 10px); - Replaced by grid settings */
  }

  .news-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }

  .news-item {
    /* width: 100%; - Replaced by grid settings */
  }

  .related-reading {
    margin-left: 0;
    margin-top: 40px;
    width: 100%;
  }
}

@media (max-width: 992px) {
  .gallery-grid {
    grid-template-columns: repeat(3, 1fr) !important;
  }

  .header-right {
    display: none;
  }

  .hamburger {
    display: block;
  }

  .e500-gallery-layout {
    flex-direction: column;
    align-items: center;
  }

  .e500-gallery-left {
    flex-basis: auto;
    width: 100%;
  }

  .e500-gallery-right {
    flex-direction: row;
    width: 100%;
  }
}

@media (max-width: 768px) {
  section.page-banner-v2 {
    height: 180px;
  }

  .banner-content h1 {
    font-size: 24px;
  }

  .banner-content p {
    font-size: 20px;
  }

  .about-us p {
    font-size: 16px;
  }

  .about-main,
  .about-text {
    flex-direction: column;
    text-align: center;
  }

  .about-text {
    order: 2;
  }

  .about-image,
  .product-intro-image {
    order: 1;
    margin-bottom: 30px;
  }

  .product-intro-section .container {
    flex-direction: column;
    text-align: center;
  }

  .product-intro-image {
    order: 1;
    margin-bottom: 30px;
  }

  .contact-details {
    text-align: center;
    margin-bottom: 30px;
  }

  .contact-info-wrapper {
    flex-direction: column;
    padding: 40px 20px;
    gap: 30px;
  }

  .contact-image {
    flex: 0 0 auto;
    height: 250px;
  }

  .product-grid .product-list {
    grid-template-columns: 1fr;
  }

  .product-grid .product-item {
    /* width: 100%; - Replaced by grid settings */
  }

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

  .news-item {
    /* width: 100%; - Replaced by grid settings */
  }

  .footer-left {
    order: 2;
    margin-top: 40px;
  }

  .footer-left h4 {
    text-align: center;
  }

  .footer-links {
    text-align: center;
  }

  .footer-right {
    flex-direction: column;
    align-items: center;
    text-align: center;
    order: 1;
  }

  .footer-qr {
    margin: 0 auto 20px;
    text-align: center;
    order: 1;
  }

  .footer-info {
    order: 2;
    text-align: center;
  }

  .footer-info h3,
  .footer-info .contact-line {
    text-align: center;
  }

  .case-features {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .feature-item {
    text-align: center;
  }

  .header.sticky {
    height: 60px;
  }

  .header.sticky .container {
    height: 60px;
  }
}

/* Ensure single column for very small screens if needed */
@media (max-width: 480px) {
  .case-features {
    grid-template-columns: 1fr;
    flex-direction: column;
  }

  .feature-item {
    flex-basis: 100%;
    /* 1 per row */
  }
}

/* ==== New Banner V2 - Final Corrected Solution ==== */

.page-banner-v2 {
  position: relative;
  height: 280px;
  background-size: cover;
  background-position: center;
  overflow: hidden;
}

.page-banner-v2 .container {
  position: relative;
  height: 100%;
}

.page-banner-v2-content {
  position: relative;
  height: 100%;
}

/* Layer 3: Full-width gradient overlay, placed on top of FG image */
.page-banner-v2-content::before {
  content: '';
  position: absolute;
  top: 0;
  height: 100%;
  left: 50%;
  transform: translateX(-50%);
  width: 100vw;
  background-image: linear-gradient(to right, rgba(27, 54, 94, 0.88), rgba(23, 73, 150, 0));
  z-index: 2;
}

/* Layer 2: The foreground image, absolutely positioned */
.page-banner-v2-fg {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  line-height: 0;
  z-index: 1;
}

.page-banner-v2-fg img {
  width: 100%;
  height: auto;
}

/* Layer 4: The title, absolutely positioned on top of everything */
.page-banner-v2 h1 {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  margin: 0;
  font-size: 32px;
  font-weight: bold;
  color: #ffffff;
  z-index: 3;
}

/* 页脚主导航横向，子菜单竖向悬浮 */
.footer-nav>ul {
  display: flex;
  flex-direction: row;
  gap: 24px;
}

.footer-nav>ul>li {
  position: relative;
  padding: 0 8px;
  white-space: nowrap;
}

.footer-nav>ul>li>a {
  font-size: 16px;
  color: #666;
  display: inline-block;
  padding: 4px 0;
  transition: color 0.2s;
}

.footer-nav>ul>li>a:hover {
  color: #0B57C6;
}

.footer-nav .submenu {
  display: none;
  position: absolute;
  left: 0;
  top: 100%;
  min-width: 120px;
  background: #fff;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  border-radius: 0;
  padding: 8px 0;
  flex-direction: column;
  text-align: left;
  white-space: nowrap;
  z-index: 100;
}

.footer-nav .has-submenu:hover>.submenu,
.footer-nav .has-submenu:focus-within>.submenu {
  display: flex;
}

.footer-nav .submenu li a {
  font-size: 15px;
  color: #666;
  padding: 6px 24px;
  display: block;
}

.footer-nav .submenu li a:hover {
  color: #0B57C6;
  background: #f2f6fa;
}

/* 备案信息区背景色加深 */
.footer-copyright {
  background: #e5e6e8;
  padding: 18px 0;
  font-size: 14px;
  width: 100%;
  margin-top: 48px;
}

.footer-copyright .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-copyright .copyright-left {
  color: #666;
}

.footer-copyright .copyright-right a {
  color: #666;
  text-decoration: underline;
  transition: color 0.2s;
}

.footer-copyright .copyright-right a:hover {
  color: #0B57C6;
}

/* 页脚主菜单横向，子菜单竖向悬浮 */
.footer-nav>ul {
  display: flex;
  flex-direction: row;
  gap: 24px;
}

.footer-nav>ul>li {
  position: relative;
  padding: 0 8px;
  white-space: nowrap;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-width: 0;
}

.footer-nav>ul>li>a {
  font-size: 16px;
  color: #666;
  display: inline-block;
  padding: 4px 0;
  font-weight: bold;
  transition: color 0.2s;
}

.footer-nav>ul>li>a:hover {
  color: #0B57C6;
}

.footer-nav .submenu {
  display: none;
  position: absolute;
  left: 0;
  top: 100%;
  min-width: 120px;
  background: #fff;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  border-radius: 0;
  padding: 8px 0;
  flex-direction: column;
  text-align: left;
  white-space: nowrap;
  z-index: 100;
}

.footer-nav .has-submenu:hover>.submenu,
.footer-nav .has-submenu:focus-within>.submenu {
  display: flex;
}

.footer-nav .submenu li a {
  font-size: 15px;
  color: #666;
  padding: 6px 24px;
  display: block;
  font-weight: normal;
}

.footer-nav .submenu li a:hover {
  color: #0B57C6;
  background: #f2f6fa;
}

/* 删除页脚三栏间距 */
.footer-main {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0;
}

.footer-right {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  justify-content: flex-end;
  gap: 0;
}

.footer-qr {
  flex: none;
  min-width: 80px;
  max-width: 100px;
  text-align: center;
  margin-left: 0;
  align-self: flex-start;
  margin-right: 0;
}

/* 联系我们公司名字号缩小 */
.footer-info h3 {
  font-size: 16px;
  font-weight: normal;
  color: #333;
  margin-bottom: 16px;
  margin-top: 0;
}

/* 备案信息区始终底端 */
.footer-copyright {
  background: #e5e6e8;
  padding: 18px 0;
  font-size: 14px;
  width: 100%;
  margin-top: 48px;
}

.footer-copyright .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.footer-copyright .copyright-left {
  color: #666;
}

.footer-copyright .copyright-right a {
  color: #666;
  text-decoration: underline;
  transition: color 0.2s;
}

.footer-copyright .copyright-right a:hover {
  color: #0B57C6;
}

@media (max-width: 900px) {
  .footer-main {
    flex-direction: column;
    gap: 16px;
  }

  .footer-left,
  .footer-right {
    min-width: 0;
    max-width: 100%;
  }

  .footer-nav>ul {
    flex-direction: column;
    gap: 0;
  }

  .footer-right {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .footer-qr {
    margin-left: 0;
    align-self: flex-start;
  }
}

/* 1. footer-left宽度与三栏紧凑 */
.footer-left {
  width: 640px !important;
  min-width: 640px !important;
  flex: none !important;
  padding-left: 0 !important;
  margin-left: 0 !important;
}

@media (max-width: 900px) {
  .footer-main {
    flex-direction: column;
    gap: 16px;
  }

  .footer-right {
    flex: none !important;
    min-width: 0 !important;
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    justify-content: flex-end;
    gap: 0 !important;
  }

  .footer-info {
    margin-right: 0 !important;
  }

  .footer-qr {
    margin-left: 0 !important;
    margin-right: 0 !important;
    text-align: right;
  }

  .footer-qr img {
    width: 80px !important;
    height: 80px !important;
    object-fit: contain !important;
  }

  /* 2. 子菜单常显竖排 */
  .footer-nav>ul {
    display: flex;
    flex-direction: row;
    gap: 24px;
  }

  .footer-nav>ul>li {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    width: 120px !important;
    min-width: 120px !important;
    flex: 1 0 120px !important;
  }

  .footer-nav .submenu {
    display: flex !important;
    position: static !important;
    background: none !important;
    box-shadow: none !important;
    padding: 0 !important;
    margin: 0 !important;
    flex-direction: column;
  }

  .footer-nav .submenu li a {
    font-size: 12px !important;
    color: #999999 !important;
    padding: 2px 0 2px 18px;
    display: block;
    font-weight: normal;
    background: none;
  }

  .footer-nav .submenu li a:hover {
    color: #0B57C6;
    background: none;
  }

  /* 3. 版权区贴底 */
  html,
  body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
  }

  body {
    flex: 1 0 auto;
    display: flex;
    flex-direction: column;
  }

  .footer-copyright {
    margin-top: auto !important;
  }

  /* 1. 子菜单左对齐主菜单 */
  .footer-nav .submenu li a {
    padding-left: 0 !important;
  }

  /* 2. 主菜单间距均等 */
  .footer-nav>ul {
    gap: 32px !important;
  }

  /* 3. .footer不收缩，版权区贴底 */
  .footer {
    flex-shrink: 0 !important;
  }

  /* 4. 隐藏二维码下方文字 */
  .footer-qr p {
    display: none !important;
  }

  /* 1. footer只保留上内边距 */
  .footer {
    padding-top: 60px !important;
    padding-bottom: 0 !important;
  }

  /* 2. ul/li宽度自适应，ul左对齐 */
  .footer-nav>ul {
    width: auto !important;
    justify-content: flex-start !important;
  }

  .footer-nav>ul>li {
    width: auto !important;
    min-width: 0 !important;
  }

  /* 3. 三栏间距为40px，ul与右侧内容间距至少40px */
  .footer-main {
    gap: 40px !important;
  }

  /* 1. 子菜单宽度自适应 */
  .footer-nav .submenu {
    min-width: 0 !important;
    width: auto !important;
  }

  /* 2. 版权区紧贴上方内容 */
  .footer-copyright {
    margin-top: 0 !important;
  }

  .footer,
  .footer-main,
  .footer-right {
    margin-bottom: 0 !important;
    padding-bottom: 0 !important;
  }

  /* .footer-main整体靠右对齐，二维码贴近右侧 */
  .footer-main {
    justify-content: flex-end !important;
    margin-bottom: 60px !important;
  }

  .banner-content {
    text-align: center !important;
  }

  .banner-arrow svg {
    display: block;
    margin: auto;
  }

  /* 4. 行业应用 */
  .industry-application {
    margin: 80px 0 0 0;
    /* 只保留上边距80px，删除下边距 */
  }

  .industry-application h2 {
    text-align: left;
    padding: 0 0 40px 0;
  }

  .industry-application-container {
    width: 100%;
    margin-bottom: 80px;
  }

  .industry-application-bg {
    background: linear-gradient(135deg, #1a365d 0%, #2d5a8b 100%);
    background-size: cover;
    background-position: center;
    background-blend-mode: overlay;
    border-radius: 0;
    overflow: hidden;
    position: relative;
    min-height: 400px;
    transition: background-image 0.3s ease;
  }

  .industry-application-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #1B365E 0%, rgba(27, 54, 94, 0) 100%);
    z-index: 1;
  }

  .industry-content {
    display: flex;
    position: relative;
    z-index: 2;
    min-height: 400px;
  }

  .industry-left {
    flex: 1;
    padding: 120px 80px 40px 80px;
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 400px;
  }

  .industry-left h3 {
    font-size: 32px;
    font-weight: 600;
    margin-bottom: 40px;
    color: white;
  }

  .industry-left p {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.9);
    max-width: 560px;
  }

  .industry-left .product-btn {
    margin-top: auto;
    margin-bottom: 40px;
    color: #ffffff;
    border-color: #ffffff;
  }

  .industry-left .product-btn span {
    color: #ffffff;
  }

  .industry-left .product-btn .icon-normal {
    filter: brightness(0) invert(1);
  }

  .industry-left .product-btn .icon-hover {
    filter: brightness(0) invert(1);
  }

  .industry-left .product-btn .btn-icon {
    background-image: url('../img/more_home_icon_s@1x.png');
  }

  .industry-left .product-btn:hover .btn-icon {
    background-image: url('../img/more_home_icon_s@1x.png');
  }

  .industry-left .product-btn:hover {
    border-color: #0B57C6;
  }

  .industry-right {
    /* flex: 1; */
    padding: 24px 0 40px 0;
    display: flex;
    align-items: flex-start;
    justify-content: flex-end;
  }

  .industry-list {
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 300px;
    background: rgba(22, 37, 60, 0.88);
    border-radius: 0;
    padding: 24px 48px;
    position: relative;
    margin-right: 48px;
    margin-left: auto;
  }

  .industry-item {
    display: flex;
    align-items: center;
    padding: 16px 0;
    color: white;
    cursor: pointer;
    position: relative;
    transition: all 0.3s ease;
  }

  .industry-item:not(:last-child)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: rgba(255, 255, 255, 0.2);
  }

  .industry-item.active {
    color: #0B57C6;
  }

  .industry-item.active::before {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 4px;
    background: #0B57C6;
    z-index: 3;
    animation: progressBar 15s linear;
  }

  @keyframes progressBar {
    0% {
      width: 0;
    }

    100% {
      width: 100%;
    }
  }

  .industry-icon {
    margin-right: 16px;
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .industry-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
  }

  .industry-item span {
    color: inherit;
    font-size: 16px;
    font-weight: 500;
  }

  /* 响应式设计 */
  @media (max-width: 1200px) {
    .industry-content {
      flex-direction: column;
    }

    .industry-left {
      padding: 40px 30px;
    }

    .industry-right {
      padding: 30px;
    }

    .industry-list {
      max-width: none;
      flex-direction: row;
      flex-wrap: wrap;
      gap: 15px;
    }

    .industry-item {
      flex: 1;
      min-width: 200px;
    }
  }

  @media (max-width: 768px) {
    .industry-left h3 {
      font-size: 24px;
    }

    .industry-left p {
      font-size: 14px;
    }

    .industry-list {
      flex-direction: column;
    }

    .industry-item {
      min-width: auto;
    }
  }

  /* 页脚整体布局优化 */
  .footer .container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
    gap: 0;
    padding: 0;
  }

  .footer-main {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
    width: 100%;
    gap: 0;
    padding: 0;
    margin: 0;
  }

  .footer-left {
    min-width: 200px;
    width: auto;
    flex: none;
    padding-left: 0;
    margin-left: 0;
  }

  .footer-nav>ul {
    display: flex;
    flex-direction: row;
    gap: 24px;
    padding: 0;
    margin: 0;
    justify-content: flex-start;
    width: auto;
  }

  .footer-nav>ul>li {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    width: auto !important;
    min-width: 100px !important;
    flex: none !important;
  }

  .footer-right {
    flex: none;
    min-width: 0;
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    justify-content: flex-end;
    gap: 0;
    margin-left: 40px;
  }

  .footer-info {
    margin-right: 0 !important;
  }

  .footer-qr {
    margin-left: 0 !important;
    margin-right: 0 !important;
    text-align: right;
  }

  @media (max-width: 768px) {
    .footer-main {
      flex-direction: column !important;
      align-items: stretch !important;
      gap: 16px !important;
    }

    .footer-left,
    .footer-info,
    .footer-qr {
      width: 100% !important;
      min-width: 0 !important;
      margin: 0 auto !important;
      text-align: left !important;
      align-items: flex-start !important;
      justify-content: flex-start !important;
      display: block !important;
    }

    .footer-qr {
      text-align: center !important;
      margin-top: 16px !important;
    }
  }

  @media (max-width: 768px) {
    .case-nav-container .sub-nav ul {
      flex-wrap: nowrap !important;
      overflow-x: auto !important;
      -webkit-overflow-scrolling: touch;
      display: flex;
      white-space: nowrap;
    }

    .case-nav-container .sub-nav li {
      flex: 0 0 auto !important;
      min-width: max-content;
    }

    .case-nav-container .sub-nav a {
      font-size: 15px;
      padding: 10px 16px;
    }
  }

  /* 新行业应用区块 - 单行横向菜单 */
  .industry-application-new {
    background: #fff;
    border-radius: 6px;
    padding: 0;
    margin-bottom: 0;
  }

  .industry-menu-single {
    margin-bottom: 0;
  }

  /* ======= 首页行业应用区块新版样式（无缩进，顶格写） ======= */
  ul.industry-menu-horizontal,
  .industry-menu-horizontal {
    display: flex !important;
    flex-direction: row !important;
    align-items: stretch !important;
    width: 100% !important;
    background: none !important;
    border: 1px solid #EAEAEA !important;
    /* 恢复整体边框 */
    border-radius: 0 !important;
    overflow: visible !important;
    margin: 0 !important;
    padding: 0 !important;
  }

  .industry-menu-horizontal li {
    flex: 1 !important;
    text-align: center !important;
    font-size: 16px !important;
    color: #222 !important;
    cursor: pointer !important;
    position: relative !important;
    background: none !important;
    border: none !important;
    /* 去除li分割线 */
    outline: none !important;
    transition: all 0.3s !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 40px 0 !important;
    margin: 0 !important;
  }

  .industry-menu-horizontal li:last-child {
    border-right: none !important;
  }

  /* 选中项：蓝色背景，白字，icon-selected显示，icon-normal隐藏 */
  .industry-menu-horizontal li.active {
    background: #0B57C6 !important;
    color: #fff !important;
    border-radius: 0 !important;
  }

  .industry-menu-horizontal li.active span {
    color: #fff !important;
  }

  .industry-menu-horizontal li .icon-selected {
    display: none !important;
  }

  .industry-menu-horizontal li.active .icon-selected {
    display: block !important;
  }

  .industry-menu-horizontal li .icon-normal {
    display: block !important;
  }

  .industry-menu-horizontal li.active .icon-normal {
    display: none !important;
  }

  /* 移除原来的下方蓝色条 */
  .industry-menu-horizontal li.active::after {
    display: none !important;
  }

  /* 菜单和内容整体无背景 */
  .industry-application-new {
    background: none !important;
    box-shadow: none !important;
  }

  .industry-content-single {
    background: #F4F5F5 !important;
    border-radius: 0 0 6px 6px !important;
    padding: 48px 80px !important;
    margin-top: 0 !important;
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    gap: 40px !important;
    justify-content: space-between !important;
  }
}

/* ======= 页脚只保留上内边距，版权贴底 ======= */
.footer {
  padding-top: 60px;
  padding-bottom: 0;
}

/* ======= 快捷链接主菜单+子菜单始终显示，竖排左对齐 ======= */
.footer-nav>ul {
  display: flex;
  flex-direction: row;
  gap: 40px;
  padding: 0;
  margin: 0;
  justify-content: flex-start;
  width: auto;
}

.footer-nav>ul>li {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: auto;
  min-width: 120px;
  flex: none;
  gap: 0;
}

.footer-nav>ul>li>a {
  font-size: 16px;
  color: #333;
  display: block;
  padding: 4px 0;
  font-weight: bold;
  margin-bottom: 8px;
}

.footer-nav .submenu {
  display: flex !important;
  position: static !important;
  background: none !important;
  box-shadow: none !important;
  padding: 0 !important;
  margin: 0 !important;
  flex-direction: column;
  min-width: 0 !important;
  width: auto !important;
  gap: 0;
}

.footer-nav .submenu li a {
  font-size: 12px;
  color: #999;
  padding: 2px 0 2px 0;
  display: block;
  font-weight: normal;
  background: none;
  margin-left: 0;
  text-align: left;
}

.footer-nav .submenu li a:hover {
  color: #0B57C6;
  background: none;
}

/* 移除悬浮弹出相关样式 */
.footer-nav .has-submenu:hover>.submenu,
.footer-nav .has-submenu:focus-within>.submenu {
  display: flex !important;
}

/* ======= 强制首页行业应用区块卡片背景和圆角 ======= */
.industry-application-new {
  background: #fff !important;
  border-radius: 6px !important;
  padding: 0 !important;
  margin-bottom: 0 !important;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03) !important;
}

/* ======= 首页行业应用区块新版样式（无缩进，顶格写） ======= */
ul.industry-menu-horizontal,
.industry-menu-horizontal {
  display: flex !important;
  flex-direction: row !important;
  align-items: stretch !important;
  width: 100% !important;
  background: none !important;
  border: 1px solid #EAEAEA !important;
  /* 恢复整体边框 */
  border-radius: 0 !important;
  overflow: visible !important;
  margin: 0 !important;
  padding: 0 !important;
}

.industry-menu-horizontal li {
  flex: 1 !important;
  text-align: center !important;
  font-size: 16px !important;
  color: #222 !important;
  cursor: pointer !important;
  position: relative !important;
  background: none !important;
  border: none !important;
  /* 去除li分割线 */
  outline: none !important;
  transition: all 0.3s !important;
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;
  padding: 40px 0 !important;
  margin: 0 !important;
}

.industry-menu-horizontal li:last-child {
  border-right: none !important;
}

/* 选中项：蓝色背景，白字，icon-selected显示，icon-normal隐藏 */
.industry-menu-horizontal li.active {
  background: #0B57C6 !important;
  color: #fff !important;
  border-radius: 0 !important;
}

.industry-menu-horizontal li.active span {
  color: #fff !important;
}

.industry-menu-horizontal li .icon-selected {
  display: none !important;
}

.industry-menu-horizontal li.active .icon-selected {
  display: block !important;
}

.industry-menu-horizontal li .icon-normal {
  display: block !important;
}

.industry-menu-horizontal li.active .icon-normal {
  display: none !important;
}

/* 移除原来的下方蓝色条 */
.industry-menu-horizontal li.active::after {
  display: none !important;
}

/* 菜单和内容整体无背景 */
.industry-application-new {
  background: none !important;
  box-shadow: none !important;
}

.industry-content-single {
  background: #F4F5F5 !important;
  border-radius: 0 0 6px 6px !important;
  padding: 48px 80px !important;
  margin-top: 0 !important;
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  gap: 40px !important;
  justify-content: space-between !important;
}

.industry-content-button {
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  justify-content: flex-end !important;
  width: auto !important;
}

.product-btn-template1 img,
.product-btn img {
  display: inline-block;
  vertical-align: middle;
}

.industry-content-button {
  margin-left: 48px !important;
}

.industry-content-button {
  margin-left: 0 !important;
  margin-top: 48px !important;
}