body {
  font-family: 'Roboto-Light-10';
  overflow-x: hidden;
  color: var(--text-dark);
  line-height: 1.6;
}
:root {
  --primary-color: #004a98;
  --text-dark: #2d2a26;
  --text-light: #fff;
  --transition-duration: 0.3s;
  --container-padding: 1rem;
  --section-padding: 2rem 0;
}
body {
  font-family: 'Roboto', sans-serif;
  overflow-x: hidden;
  color: var(--text-dark);
  line-height: 1.6;
}
/* 响应式基础样式 */
.contain,
.contain2,
.contain3,
.introduceContain,
.control-bar,
.projectArea,
.company .introduction,
.navbar .container,
.dataNumber,
.toptext .container,
.resolve .container {
  max-width: 1300px;
  width: 90%;
  margin: 0 auto;
  padding: var(--container-padding);
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
/* 导航栏区域 */
.navbar {
  background-color: rgba(0, 0, 0, 0.7);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  padding: 0 1rem;
  transition: transform 0.3s ease-in-out;
  /* 移动端汉堡导航栏 */
  /* 导航菜单栏 */
}
.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 5rem;
  padding: 0;
}
.navbar .container .logo {
  height: 3.5rem;
  width: 120px;
}
.navbar .container .logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.navbar .mobile-menu-toggle {
  display: none;
  color: white;
  font-size: 1.8rem;
  cursor: pointer;
  z-index: 1001;
  transition: all 0.3s;
}
.navbar .mobile-menu-toggle:hover {
  color: #ff9800;
}
.navbar .nav-items {
  display: flex;
  list-style: none;
  transition: all var(--transition-duration);
  /* 下拉菜单样式 */
}
.navbar .nav-items .nav-item {
  position: relative;
  white-space: nowrap;
}
.navbar .nav-items .nav-item a {
  display: flex;
  text-decoration: none;
  color: #fff;
  font-weight: 500;
  padding: 0.8rem;
  transition: all 0.3s;
  align-items: center;
}
.navbar .nav-items .nav-item a p {
  display: flex;
  align-items: center;
  height: 100%;
  padding: 0;
}
.navbar .nav-items .nav-item a p span {
  margin-left: 5px;
}
.navbar .nav-items .dropdown .dropdown-menu {
  opacity: 0;
  visibility: hidden;
  position: absolute;
  top: calc(100% + 5px);
  left: 0;
  background-color: rgba(0, 0, 0, 0.9);
  min-width: 12.5rem;
  transition: all var(--transition-duration);
  list-style: none;
  padding: 0.5rem 0;
}
.navbar .nav-items .dropdown .dropdown-menu li {
  padding: 0.5rem 1rem;
}
.navbar .nav-items .dropdown .dropdown-menu a {
  text-decoration: none;
  color: white;
  position: relative;
  padding: 0.5rem 1rem;
  display: block;
  font-size: 0.9rem;
}
.navbar .nav-items .dropdown .dropdown-menu a:hover {
  color: white;
  font-weight: 500;
}
.navbar .nav-items .dropdown .dropdown-menu a:before {
  content: "";
  position: absolute;
  width: 90%;
  height: 2px;
  bottom: -0.3125rem;
  left: 0;
  background: currentColor;
  visibility: hidden;
  transform: scaleX(0);
  transition: all 0.3s ease-in-out 0s;
}
.navbar .nav-items .dropdown .dropdown-menu a:hover:before {
  visibility: visible;
  transform: scaleX(1);
}
.navbar .nav-items .dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  top: 100%;
}
/* 轮播图响应式 */
.slider-container {
  position: relative;
  height: 80vh;
  min-height: 400px;
  overflow: hidden;
  width: 100%;
}
.slider-container .slide {
  position: absolute;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 1s ease, transform 1.2s ease;
  transform: scale(0.95);
}
.slider-container .slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.slider-container .slide .slide-content {
  position: absolute;
  bottom: 25%;
  left: 25%;
  right: 5%;
  color: #fff;
  padding: 1.5rem;
  border-radius: 8px;
  max-width: 800px;
}
.slider-container .slide .slide-content h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  font-weight: 700;
}
.slider-container .slide .slide-content p {
  font-size: 1.5rem;
  color: #e0f7fa;
}
.slider-container .slide.active {
  opacity: 1;
  visibility: visible;
  transform: scale(1);
}
/* 控制进度条区域 */
.control-bar-wrapper {
  position: relative;
  z-index: 10;
  margin-top: -60px;
}
.control-bar-wrapper .control-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  padding: 0;
}
.control-bar-wrapper .control-item {
  width: 100%;
  max-width: 350px;
  height: auto;
  min-height: 100px;
  background: #2d2d2d;
  cursor: pointer;
  padding: 1.2rem;
  transition: all 0.4s ease;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  border-radius: 6px;
  position: relative;
}
.control-bar-wrapper .control-item h3 {
  font-size: 1.1rem;
  color: #fff;
  margin-bottom: 0.5rem;
  font-weight: 600;
  padding-right: 2rem;
}
.control-bar-wrapper .control-item .iconfont {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  font-size: 1.2rem;
  color: #fff;
}
.control-bar-wrapper .control-item .progress-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 4px;
  background: #ff9800;
  width: 0%;
  transition: width 0.1s linear;
}
.control-bar-wrapper .control-item.active {
  background: #326494;
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 74, 152, 0.4);
}
/* 内容区域响应式 */
section {
  padding: var(--section-padding);
}
.dataNumber,
.introduceArea,
.resolve,
.projectArea,
.sustainability,
.company,
.contactArea,
footer {
  padding: var(--section-padding);
}
/* 数据展示区域 */
.dataNumber .container .text1 {
  font-size: 2rem;
  color: var(--text-dark);
  margin-bottom: 1.5rem;
  line-height: 1.3;
}
.dataNumber .container .dataBox {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  padding: 2rem 0;
}
.dataNumber .container .dataBox .dataContain {
  flex: 1;
  min-width: 250px;
  max-width: 350px;
  text-align: center;
}
.dataNumber .container .dataBox .dataContain .content {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}
.dataNumber .container .dataBox .dataContain .content .text {
  color: var(--text-dark);
  font-size: 3rem;
  font-weight: bold;
}
.dataNumber .container .dataBox .dataContain .content .pic {
  width: 60px;
  height: 60px;
}
/* 公司介绍区域 */
.introduceArea {
  background-color: #004a98;
}
.introduceArea .introduceContain {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}
.introduceArea .introduceContain .left {
  flex: 1;
  min-width: 300px;
}
.introduceArea .introduceContain .left h3 {
  color: #fff;
  font-size: 2.625rem;
  margin-bottom: 1rem;
  font-weight: 400;
}
.introduceArea .introduceContain .left p {
  color: #f6f5f2;
  font-size: 1.25rem;
}
.introduceArea .introduceContain .right {
  flex: 1;
  min-width: 300px;
}
.introduceArea .introduceContain .right img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
/* 宣传标题区域 */
.toptext .container .text1 {
  color: #2d2a26;
  font-size: 2.5rem;
  margin-bottom: 20px;
}
.toptext .container .text1 span {
  color: #004a98;
}
.toptext .container .text2 {
  color: #2d2a26;
  font-size: 1.25rem;
}
/* 解决问题区域 */
.resolve .container .resolveText {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
}
.resolve .container .resolveText span {
  font-weight: 600;
  color: #004a98;
}
.resolve .container .resolveText div {
  font-weight: 600;
  color: #004a98;
  font-size: 16px;
}
.resolve .container .resolveArea {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: center;
}
.resolve .container .resolveArea a {
  flex: 1;
  min-width: 300px;
  max-width: 400px;
}
.resolve .container .resolveArea a .resolveArticle {
  flex: 1;
  min-width: 300px;
  max-width: 400px;
}
.resolve .container .resolveArea a .resolveArticle .pic {
  height: 200px;
  overflow: hidden;
}
.resolve .container .resolveArea a .resolveArticle .pic img {
  height: 100%;
  width: 100%;
  object-fit: cover;
  transition: transform 0.7s;
}
.resolve .container .resolveArea a .resolveArticle .pic:hover img {
  transform: scale(1.2);
}
.resolve .container .resolveArea a .resolveArticle h3 {
  color: #2d2a26;
  font-size: 34px;
  font-weight: 400;
  margin-bottom: 0.9375rem;
}
.resolve .container .resolveArea a .resolveArticle p {
  color: #625f5c;
  margin-bottom: 1.125rem;
  margin-bottom: 0.9375rem;
}
.resolve .container .resolveArea a .resolveArticle .text8 {
  display: inline-block;
  width: 7.5rem;
  color: #004a98;
  font-size: 1.125rem;
  font-weight: 600;
  position: relative;
  height: 24px;
  width: auto;
}
.resolve .container .resolveArea a .resolveArticle .text8 span {
  font-size: 1.125rem;
  line-height: 18px;
  margin-left: 10px;
}
.resolve .container .resolveArea a .resolveArticle .text8::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -0.375rem;
  width: 0;
  height: 2px;
  background: #004a98;
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.resolve .container .resolveArea a:hover {
  transform: translateY(0px);
}
.resolve .container .resolveArea a:hover .text8::after {
  width: 100%;
}
/* 项目展示区域 */
.projectArea {
  /* 主项目展示区域 */
  /* 其他项目展示区域 */
}
.projectArea .mainProject {
  height: auto;
}
.projectArea .mainProject a {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  color: var(--text-dark);
  text-decoration: none;
  margin-bottom: 2rem;
}
.projectArea .mainProject a .pic {
  flex: 1;
  min-width: 300px;
  overflow: hidden;
}
.projectArea .mainProject a .pic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.7s;
}
.projectArea .mainProject a .pic:hover img {
  transform: scale(1.2);
}
.projectArea .mainProject a .text3 {
  flex: 1;
  min-width: 300px;
}
.projectArea .mainProject a .text3 h3 {
  color: #004a98;
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 10px;
}
.projectArea .mainProject a .text3 h4 {
  color: #2d2a26;
  font-size: 1.625rem;
  font-weight: 400;
  margin-bottom: 10px;
}
.projectArea .mainProject a .text3 p {
  color: #625f5c;
  font-size: 1.1875rem;
  font-weight: 500;
  margin-bottom: 10px;
}
.projectArea .mainProject a .text3 .text4 {
  color: #004a98;
  font-size: 1.1875rem;
  font-weight: 600;
  position: relative;
  display: inline-block;
  padding: 3px;
}
.projectArea .mainProject a .text3 .text4 span {
  margin-left: 10px;
}
.projectArea .mainProject a .text3 .text4::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: #004a98;
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.projectArea .mainProject a:hover {
  transform: translateY(0px);
}
.projectArea .mainProject a:hover .text4::after {
  width: 100%;
}
.projectArea .mainProject .pic {
  height: 300px;
  overflow: hidden;
  border-radius: 8px;
}
.projectArea .projects {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-top: 2rem;
}
.projectArea .projects a {
  flex: 1;
  min-width: 300px;
  text-decoration: none;
  color: var(--text-dark);
}
.projectArea .projects a .pic1 {
  height: 200px;
  overflow: hidden;
  border-radius: 8px;
  margin-bottom: 1rem;
}
.projectArea .projects a .pic1 img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.7s;
}
.projectArea .projects a .pic1:hover img {
  transform: scale(1.2);
}
.projectArea .projects a .text5 h3 {
  color: #004a98;
  font-size: 16px;
  margin-bottom: 10px;
}
.projectArea .projects a .text5 p {
  font-size: 26px;
  color: #2d2a26;
  font-weight: 400;
  margin-bottom: 20px;
}
.projectArea .projects a .text5 .text6 {
  color: #004a98;
  font-size: 19px;
  font-weight: 600;
  position: relative;
  display: inline-block;
  padding-bottom: 3px;
}
.projectArea .projects a .text5 .text6 span {
  margin-left: 10px;
}
.projectArea .projects a .text5 .text6::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: #004a98;
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.projectArea .projects a:hover {
  transform: translateY(0px);
}
.projectArea .projects a:hover .text6::after {
  width: 100%;
}
/* 可持续发展区域 */
.sustainability {
  height: auto;
  padding: 2rem 0;
  background-color: #f1efec;
}
.sustainability .contain {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}
.sustainability .contain .left {
  flex: 1;
  min-width: 300px;
  width: 400px;
  height: 400px;
}
.sustainability .contain .left img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.sustainability .contain .right {
  flex-wrap: wrap;
  flex: 1;
  min-width: 300px;
  height: auto;
}
.sustainability .contain .right .text6 {
  height: auto;
  color: #004a98;
  font-size: 16px;
  line-height: 20px;
  font-weight: 500;
  margin-bottom: 45px;
}
.sustainability .contain .right .text6 span {
  margin-left: 50px;
  font-size: 16px;
  text-align: 20px;
  font-weight: 600;
}
.sustainability .contain .right h3 {
  font-size: 2.5rem;
  height: auto;
  font-weight: 300;
  color: #2d2a26;
  margin-bottom: 45px;
  margin-bottom: 1rem;
}
.sustainability .contain .right a {
  position: relative;
  display: inline-block;
  text-decoration: none;
}
.sustainability .contain .right a p {
  font-size: 35px;
  color: #004a98;
  font-weight: 400;
}
.sustainability .contain .right a p span {
  margin-left: 15px;
  font-size: 25px;
}
.sustainability .contain .right a::before {
  content: "";
  position: absolute;
  width: 100%;
  /* 改为100%宽度 */
  height: 2px;
  bottom: -5px;
  left: 0;
  background-color: #004a98;
  transform-origin: left center;
  /* 添加变换起点 */
  transform: scaleX(0);
  /* 初始状态 */
  transition: transform 0.3s ease-in-out;
}
.sustainability .contain .right a:hover::before {
  transform: scaleX(1);
  /* 结束状态 */
  transform-origin: left center;
  /* 可选反向动画 */
}
/* 公司简介区域 */
.company {
  background-color: #004a98;
}
.company .introduction .top {
  height: 40px;
}
.company .introduction .top p {
  color: #fff;
  font-size: 16px;
  line-height: 40px;
  font-weight: 400;
}
.company .introduction .top p span {
  margin-left: 50px;
}
.company .introduction .bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-top: 2rem;
}
.company .introduction .bottom .label {
  flex: 1;
  min-width: 250px;
}
.company .introduction .bottom .label .pic {
  height: 7.5rem;
  width: 7.5rem;
  margin-bottom: 20px;
}
.company .introduction .bottom .label .pic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.company .introduction .bottom .label h3 {
  width: 25rem;
  height: 2.5rem;
  color: #fff;
  font-weight: 400;
  font-size: 2.1875rem;
  line-height: 2.5rem;
  margin-bottom: 20px;
}
.company .introduction .bottom .label p {
  height: 1.75rem;
  line-height: 1.75rem;
  color: #fff;
  font-weight: 400;
  font-size: 1.1875rem;
  flex-wrap: wrap;
}
/* 联系我们区域 */
/* 联系区域 */
.contactArea {
  background-color: #f1efec;
  padding: 4rem 0;
}
.contactArea .container .contain2 {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  align-items: center;
}
.contactArea .container .contain2 .left {
  flex: 1 1 50%;
  min-width: 300px;
}
.contactArea .container .contain2 .left p {
  color: var(--primary-color);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
}
.contactArea .container .contain2 .left h3 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1.2;
  color: #2d2a26;
  margin: 1.5rem 0;
}
.contactArea .container .contain2 .left a {
  display: inline-block;
  position: relative;
  text-decoration: none;
  color: var(--primary-color);
  font-size: clamp(1.2rem, 2.5vw, 1.8rem);
  font-weight: 600;
}
.contactArea .container .contain2 .left a::after {
  content: "";
  position: absolute;
  width: 100%;
  height: 2px;
  bottom: -5px;
  left: 0;
  background-color: var(--primary-color);
  transform-origin: left center;
  transform: scaleX(0);
  transition: transform 0.3s ease-in-out;
}
.contactArea .container .contain2 .left a:hover::after {
  transform: scaleX(1);
}
.contactArea .container .contain2 .right {
  flex: 1 1 40%;
  min-width: 300px;
  height: 400px;
}
.contactArea .container .contain2 .right img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 8px;
}
/* 底部区域 */
footer {
  background-color: #2d2a26;
}
footer .contain3 .logoArea {
  max-width: 10rem;
  height: 120px;
  width: 160px;
  margin-bottom: 1.25rem;
}
footer .contain3 .logoArea a img {
  height: 100%;
  width: 100%;
  object-fit: cover;
}
footer .contain3 .bottomNav {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-bottom: 4rem;
}
footer .contain3 .bottomNav .list {
  flex: 1;
  min-width: 200px;
}
footer .contain3 .bottomNav .list h2 {
  height: 52px;
  width: 180px;
  font-size: 19px;
  color: #fff;
  font-weight: 400;
  margin-bottom: 24px;
}
footer .contain3 .bottomNav .list h2 a {
  color: #fff;
  position: relative;
  /* 确保伪元素定位基准 */
  display: inline-block;
  /* 保持下划线宽度正确 */
  text-decoration: none;
}
footer .contain3 .bottomNav .list h2 a::before {
  content: "";
  position: absolute;
  width: 100%;
  /* 改为100%宽度 */
  height: 2px;
  bottom: -5px;
  left: 0;
  background-color: #fff;
  transform-origin: center;
  /* 添加变换起点 */
  transform: scaleX(0);
  /* 初始状态 */
  transition: transform 0.3s ease-in-out;
}
footer .contain3 .bottomNav .list h2 a:hover::before {
  transform: scaleX(1);
  /* 结束状态 */
  transform-origin: center;
  /* 可选反向动画 */
}
footer .contain3 .bottomNav .list ul li {
  margin-bottom: 15px;
}
footer .contain3 .bottomNav .list ul li a {
  color: #e8e5df;
  font-size: 14px;
  font-weight: 400;
  position: relative;
  /* 确保伪元素定位基准 */
  display: inline-block;
  /* 保持下划线宽度正确 */
  text-decoration: none;
}
footer .contain3 .bottomNav .list ul li a::before {
  content: "";
  position: absolute;
  width: 100%;
  /* 改为100%宽度 */
  height: 2px;
  bottom: -5px;
  left: 0;
  background-color: #e8e5df;
  transform-origin: center;
  /* 添加变换起点 */
  transform: scaleX(0);
  /* 初始状态 */
  transition: transform 0.3s ease-in-out;
}
footer .contain3 .bottomNav .list ul li a:hover::before {
  transform: scaleX(1);
  /* 结束状态 */
  transform-origin: center;
  /* 可选反向动画 */
}
footer .contain3 .copyright {
  height: 24px;
  text-align: center;
  line-height: 24px;
}
footer .contain3 .copyright p {
  color: #e8e5df;
  font-size: 20px;
}
/* 按钮样式 */
.btn {
  display: inline-block;
  background: var(--primary-color);
  color: white;
  padding: 0.8rem 1.5rem;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s;
}
.btn:hover {
  background: #003366;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}
/* 媒体查询 - 平板 */
@media (max-width: 992px) {
  .mobile-menu-toggle {
    display: block !important;
  }
  .nav-items {
    position: fixed;
    top: 3.75rem;
    left: -100%;
    width: 80%;
    height: calc(100vh);
    background: rgba(0, 0, 0, 0.95);
    flex-direction: column;
    padding: 2rem 1rem;
    transition: left 0.3s ease;
    z-index: 999;
    overflow-y: auto;
  }
  /* 增加选择器权重 */
  .nav-items.active {
    left: 0 !important;
  }
  .nav-item {
    margin: 0.5rem 0;
    width: 100%;
  }
  .dropdown-menu {
    position: static !important;
    background: transparent !important;
    opacity: 1 !important;
    visibility: visible !important;
    box-shadow: none !important;
    min-width: auto !important;
    padding: 0 !important;
    margin-top: 0.5rem;
    display: none;
  }
  .dropdown-menu.active {
    display: block !important;
  }
  .dropdown-menu li {
    padding: 0.5rem 0 !important;
  }
  .dropdown-menu a {
    padding-left: 1.5rem !important;
  }
  .dropdown:hover .dropdown-menu {
    display: block;
    transform: none;
    top: auto;
  }
  .slider-container {
    position: relative;
    height: 80vh;
    min-height: 400px;
    overflow: hidden;
    width: 100%;
  }
  .slider-container .slide {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 1s ease, transform 1.2s ease;
    transform: scale(0.95);
  }
  .slider-container .slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  .slider-container .slide .slide-content {
    position: absolute;
    bottom: 25%;
    left: 25%;
    right: 5%;
    color: #fff;
    padding: 1.5rem;
    border-radius: 8px;
    max-width: 800px;
  }
  .slider-container .slide .slide-content h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    font-weight: 700;
  }
  .slider-container .slide .slide-content p {
    font-size: 1rem;
    color: #e0f7fa;
    height: 6.25rem;
    overflow: hidden;
  }
  .slider-container .slide.active {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
  }
  .control-bar-wrapper {
    margin-top: -40px;
  }
  .control-item {
    max-width: 100%;
  }
}
/* 媒体查询 - 手机 */
@media (max-width: 768px) {
  :root {
    --container-padding: 0.8rem;
    --section-padding: 1.5rem 0;
  }
  .slider-container .slide .slide-content {
    bottom: 5%;
    /* 调整位置，避免与导航栏重叠 */
    left: 5%;
    right: 5%;
  }
  .slider-container .slide .slide-content h2 {
    font-size: 1.5rem;
    /* 减小字体大小 */
  }
  .slider-container .slide .slide-content p {
    font-size: 1rem;
    /* 减小字体大小 */
  }
  .slider-container {
    height: 40vh;
    min-height: 300px;
    margin-top: 4.5rem;
  }
  .slide-content {
    padding: 1rem;
    bottom: 10%;
    background: rgba(0, 0, 0, 0.7);
  }
  .slide-content h2 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
  }
  .slide-content p {
    font-size: 0.75rem;
  }
  .text1 {
    font-size: 1.6rem;
  }
  .content .text {
    font-size: 2.5rem;
  }
  .introduceContain .left h3 {
    font-size: 1.8rem;
  }
  .resolveArticle h3 {
    font-size: 1.3rem;
  }
  .control-bar-wrapper {
    position: relative;
    margin-top: 1rem;
    z-index: 5;
  }
  .navbar .container {
    height: 4rem;
  }
  .navbar .logo {
    height: 3rem;
    width: 100px;
  }
  /* 项目区域调整 */
  .projectArea .mainProject a {
    flex-direction: column;
  }
  .projectArea .mainProject .pic {
    height: 200px;
  }
  .projectArea .projects {
    flex-direction: column;
  }
  /* 可持续发展区域调整 */
  .sustainability .contain {
    flex-direction: column;
  }
  .sustainability .left,
  .sustainability .right {
    padding: 1.5rem;
  }
  .sustainability .right .text6 {
    font-size: 0.75rem;
  }
  .sustainability .contain .left {
    width: 18.75rem;
    height: 18.75rem;
  }
  .sustainability .contain .right .text6 span {
    margin-left: 1.25rem;
  }
  .sustainability .contain .right h3 {
    font-size: 1.8rem;
    padding: 1.25rem;
  }
  /* 公司联系板块 */
  .contactArea .contain2 .left .h3 {
    font-size: 2.5rem;
  }
}
/* 媒体查询 - 小手机 */
@media (max-width: 480px) {
  .slider-container {
    height: 35vh;
  }
  .slide-content {
    bottom: 5%;
  }
  .slide-content h2 {
    font-size: 1.3rem;
  }
  .text1 {
    font-size: 1.4rem;
  }
  .content {
    flex-direction: column;
    gap: 0.5rem;
  }
  .mobile-menu-toggle {
    font-size: 1.5rem;
  }
}