/* 全局样式重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  /*flex-shrink: 0;*/
}

body {
  /*font-family: Montserrat, PingFangSC-Regular, Roboto, Helvetica Neue, Helvetica, Tahoma,*/
  /*  Arial, PingFang SC-Light, Microsoft YaHei;*/
  /*overflow-x: hidden;*/
  /*background-color: #f8f9fa;*/
}

/*new hed*/
img {
  display: block;
}
a {
  color: #333;
  text-decoration: none;
}
ul,
ol,
li,
dl,
dd {
  margin: 0;
  padding: 0;
  list-style: none;
}

/* 工具类 */
.flex-col {
  display: flex;
  flex-direction: column;
}

.flex-row {
  display: flex;
  flex-direction: row;
}

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

.justify-between {
  justify-content: space-between;
}

.align-center {
  align-items: center;
}

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

.full-width {
  width: 100%;
}

/* 头部样式 - 修改为固定定位和透明背景 */
.header {
  background-color: transparent; /* 透明背景 */
  padding: 1rem 5%;
  position: fixed; /* 固定定位 */
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: background-color 0.3s ease; /* 平滑过渡效果 */
}

/* 滚动时添加背景 */
.header.scrolled {
  background-color: rgba(11, 102, 204, 0.95);
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
}

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

.logo {
  height: 67px;
}

.nav-links {
  display: flex;
  gap: 2rem;
  margin-left: 30%;
  font-family: var(--font-family);
  font-weight: 400;
  font-size: 1.125rem;
  color: #ffffff;
}

.nav-links a {
  color: white;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.5rem 0.8rem;
  /*transition: transform 0.3s ease;*/
  /* border-radius: 4px; */

  border-bottom: 3px solid transparent; /* 预占位 */
  transition: border-color 0.3s ease;
  /*height: 30px;*/
}

.nav-links a:hover {
  /* background-color: rgba(255, 255, 255, 0.15); */
  /*border-bottom: solid 4px #fad02c;*/
  /*transition: transform 2s ease;*/
  color: #fad02c;
  border-bottom-color: #fad02c;
  /*height: 30px;*/
}

/*.hamburger {*/
/*  display: flex;*/
/*  flex-direction: column;*/
/*  cursor: pointer;*/
/*  position: relative;*/
/*}*/

/*.hamburger span {*/
/*  height: 2px;*/
/*  width: 25px;*/
/*  background: white;*/
/*  margin: 2px 0;*/
/*  border-radius: 2px;*/
/*  transition: all 0.3s ease;*/
/*}*/

/*.hamburger span:nth-child(3) {*/
/*  width: 18px;*/
/*}*/

/* 修改：PC端汉堡菜单样式 */
/*.hamburger .dropdown-menu {*/
/*  position: absolute;*/
/*  top: 240%;*/
/*  right: 0;*/
/*  background: #ffffff;*/
/*  border-radius: 4px;*/
/*  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);*/
/*  width: 1920px;*/
/*  height: 450px;*/
/*  overflow: hidden;*/
  /* max-height: 0; */
/*  opacity: 0;*/
/*  transform: translateY(-10px);*/
/*  transition: all 0.4s ease;*/
/*  z-index: 1001;*/
  /*display: flex;*/
/*  margin-right: -100px;*/
/*  display: none;*/
  /* flex-direction: column; */
/*}*/

/*.hamburger.active .dropdown-menu {*/
/*  max-height: 450px;*/
/*  opacity: 1;*/
/*  transform: translateY(0);*/
/*  display: block;*/
/*}*/

/*.hamburger.remove .dropdown-menu {*/
/*  display: none;*/
/*}*/

/*.hamburger .dropdown-menu a {*/
/*  color: #222222;*/
/*  text-decoration: none;*/
/*  padding: 0.8rem 1rem;*/
/*  font-size: 0.9rem;*/
/*  transition: all 0.3s ease;*/
/*  display: block;*/
/*  border-bottom: 1px solid rgba(255, 255, 255, 0.1);*/
/*}*/

/*.hamburger .dropdown-menu a:hover {*/
/*  background-color: rgba(255, 255, 255, 0.15);*/
/*}*/

/*.hamburger .dropdown-menu a:last-child {*/
/*  border-bottom: none;*/
/*}*/

.nav-content1 {
  color: #ffffff;
  float: right;
  cursor: pointer;
  margin-right: 8%;
  font-family: var(--font-family);
  font-weight: 400;
  font-size: 0.875rem;
}

.nav-content1 a {
  text-decoration: none;
  color: #ffffff;
}

.nav-content1 a:hover {
  text-decoration: underline;
}

.nav-content2 {
  color: #ffffff;
  /* margin: 0 -1.2vw; */
  cursor: pointer;
  font-family: Arial;
  margin-left: -1.2vw;
  text-decoration: none;
}

/* 底部样式 */
.footer {
  background: url("../images/48.jpg") no-repeat center/cover;
  color: white;
  /*padding: 4rem 0 0;*/
  display: flex;
  flex-direction: column;
  /*min-height: 75vh;*/
  position: relative;
}

.footer-container {
  /* max-width: 1200px; */
  /*margin: 0 15%;*/
  /*display: grid;*/
  /*grid-template-columns: repeat(6, 1fr);*/
  /*gap: 4%;*/
  /*flex: 1;*/
  /*padding: 0 15px;*/
  /*margin-bottom: 98px;*/
  display: flex;
  justify-content: space-between;
}

/*.footer-container > :nth-child(2) {*/
/*  margin-left: 3.25vw;*/
/*  margin-right: 3.25vw;*/
/*}*/

/*.footer-container > :nth-last-child(2) {*/
/*  margin-left: -3.25vw;*/
/*  margin-right: -3.25vw;*/
/*}*/

.footer-bottom {
  background: rgba(3, 7, 21, 0.8);
  width: 100%;
  /*padding: 2rem 0;*/
  /*margin-top: auto;*/
  /*display: flex;*/
  /*gap: 10.5%;*/
  /*justify-content: space-between;*/
}
.footer-bottom .ct{
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 42px 0;
}
.copyright {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
  /*max-width: 1200px;*/
  /*margin: 0 13.1%;*/
  line-height: 1.5rem;
}

.copyright a {
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  cursor: pointer;
}

.copyright a:hover {
  text-decoration: underline;
}

.social-icons {
  display: flex;
  gap: 1rem;
  /*justify-content: center;*/
  margin-left: 8%;
}

.social-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.social-icon:hover {
  background: #fad02c;
  transform: translateY(-3px);
}

/*.footer-column {*/
/*  min-width: 200px;*/
/*}*/
.ftct{
    margin: 0 auto;
    padding: 95px 0;
}
.footer-title {
  /*font-size: 1.2rem;*/
  margin-bottom: 32px;
  position: relative;
  padding-bottom: 22px;
  font-family: var(--font-family);
  font-weight: bold;
  font-size: 18px;
  color: #FFFFFF;
}

.footer-title::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 24px;
  height: 2px;
  background: #FFFFFF;
}

.footer-links {
  list-style: none;
}

/*.footer-links li {*/
/*  margin-bottom: 1.5rem;*/
/*}*/
.footer-links li:not(:first-of-type){
  margin-top: 25px;
}

.footer-links a {
  font-family: var(--font-family);
  font-weight: 400;
  font-size: 16px;
  color: #FFFFFF;
  opacity: 0.6;
  transition: 0.3s;
}

.footer-links a:hover {
  opacity: 1;
  color: #FAD02C;
  text-decoration: underline;
}

.footer-head {
  /* display: flex; */
  /*flex-direction: column;*/
  /*align-items: center;*/
  /*text-align: center;*/
  margin-bottom: 82px;
  /*margin-right: 13.5vw;*/
}

.footer-head .logo {
  height: 89px;
  /*margin-top: 32px;*/
  /*margin-bottom: 18px;*/
}

/* 固定在右侧的锚点按钮 */
.section_1 {
  background: #ffffff;
  box-shadow: 0px 0px 30px 0px rgba(0, 0, 0, 0.1);
  border-radius: 20px;
  opacity: 0.75;
  width: 80px;
  height: 80px;
  position: fixed;
  top: 410px;
  right: 20px;
  transform: translateY(-50%);
  z-index: 1001;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  justify-content: center;
  align-items: center;
}

.section_1:hover {
  background-color: rgba(255, 255, 255, 0.9);
  transform: translateY(-50%) scale(1.05);
  /* box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2); */
}

.image-text_1 {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.label_1 {
  width: 30px;
  height: 30px;
}

.text-group_2 {
  font-size: 0.7rem;
  color: #666;
  margin-top: 5px;
}

/*@media screen and (min-width: 1200px) and (max-width: 1400px)  {*/
/*  .nav-links{*/
/*    margin-left: 0;*/
/*  }*/
/*  .content-section.active {*/
/*    grid-template-columns: none !important;*/
/*  }*/
/*  .copyright {*/
/*    margin: 0 auto;*/
/*  }*/
/*}*/

/*@media (max-width: 992px) {*/
/*  .copyright {*/
/*    text-align: center;*/
/*    margin: 0 auto;*/
/*  }*/
/*  .section_1 {*/
/*    width: 50px;*/
/*    height: 50px;*/
/*  }*/
/*}*/

/*@media (max-width: 768px) {*/
/*  .nav-links {*/
/*    display: none;*/
/*    position: absolute;*/
/*    top: 100%;*/
/*    left: 0;*/
/*    width: 100%;*/
/*    background: #0b66cc;*/
/*    flex-direction: column;*/
/*    padding: 1rem 0;*/
/*  }*/
/*  .nav-links.active {*/
/*    display: flex;*/
/*  }*/

/*  .nav-links a {*/
/*    display: block;*/
/*    padding: 0.8rem 5%;*/
/*  }*/
/*  .hamburger {*/
/*    display: flex;*/
/*  }*/
/*  .nav-content1 {*/
/*    display: none;*/
/*  }*/
/*  .nav-content2 {*/
/*    display: none;*/
/*  }*/

/*  .footer {*/
/*    min-height: 0;*/
/*    padding: 0;*/
/*  }*/

/*  .copyright {*/
/*    text-align: center;*/
/*    margin: 0 auto;*/
/*  }*/
/*  .section_1 {*/
/*    right: 10px;*/
/*  }*/
/*}*/

/*@media (max-width: 576px) {*/
/*  .footer-bottom {*/
/*    display: block;*/
/*  }*/
/*}*/

.scroll-animation {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.scroll-animation.animate {
  opacity: 1;
  transform: translateY(0);
}

.fade-in {
  opacity: 0;
  transition: opacity 1s ease;
}

.fade-in.animate {
  opacity: 1;
}

.delay-100 {
  transition-delay: 0.1s;
}

.delay-200 {
  transition-delay: 0.2s;
}

.delay-300 {
  transition-delay: 0.3s;
}

.delay-400 {
  transition-delay: 0.4s;
}

.delay-500 {
  transition-delay: 0.5s;
}

/* 新增禁止滚动样式 */
body.no-scroll {
  overflow: hidden;
  height: 100%;
}
/* 优化后的下拉菜单样式 */
.group_3_drop-down {
  background-color: #ffffff;
  height: 70vh;
  width: 100%;
  position: absolute;
  left: 0;
  top: 100%;
  display: none;
  z-index: 999;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  transition: all 0.4s ease;
  overflow: hidden;
}

#group3 {
  transition: opacity 0.2s, transform 0.2s;
}

body.no-scroll {
  overflow: hidden;
  position: fixed;
  width: 100%;
  height: 100%;
}

.content-column a {
  color: #666666;
  cursor: pointer;
  text-decoration: none;
}

.content-column a:hover {
  text-decoration: underline;
  color: #fad02c;
}

.box_3_drop-down {
  width: 94.8vw;
  height: 50.27vw;
  margin-bottom: 3.23vw;
  cursor: pointer;
  display: flex;
  flex-wrap: wrap;
}

.box_3_drop-down li:hover {
  color: #fad02c;
}

.group_4_drop-down {
  background-color: rgba(245, 245, 245, 1);
  height: auto;
  width: 20.79vw;
}

.text-wrapper_3_drop-down {
  width: 10.47vw;
  height: 10.21vw;
  font-size: 0;
  font-family: var(--font-family);
  font-weight: 700;
  text-align: left;
  line-height: 3.13vw;
  margin: 2.81vw 0 0 5.36vw;
  list-style: none;
}

.paragraph_1_drop-down {
  width: 12vw;
  height: auto;
  color: #666666;
  font-size: 18px;
  font-family: var(--font-family);
  font-weight: 700;
  text-align: left;
  line-height: 3.13vw;
  list-style: none;
  cursor: pointer;
  transition: all 0.3s ease;
  padding: 0.5rem 0;
  position: relative;
}

.paragraph_1_drop-down::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: #fad02c;
  transition: width 0.3s ease;
}

.paragraph_1_drop-down.active {
  color: #fad02c;
}

.paragraph_1_drop-down.active::after {
  width: 100%;
}

.paragraph_1_drop-down:hover {
  color: #fad02c;
}

.paragraph_2_drop-down {
  width: 10.47vw;
  height: auto;
  color: rgba(136, 136, 136, 1);
  font-size: 0.93vw;
  font-family: var(--font-family);
  font-weight: normal;
  text-align: left;
  line-height: 3.13vw;
  list-style: none;
  cursor: pointer;
  transition: all 0.3s ease;
  padding: 0.5rem 0;
  position: relative;
}

.paragraph_2_drop-down::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: #fad02c;
  transition: width 0.3s ease;
}

.paragraph_2_drop-down.active {
  color: #fad02c;
}

.paragraph_2_drop-down.active::after {
  width: 100%;
}

.paragraph_2_drop-down:hover {
  color: #fad02c;
}

.content-area {
  display: flex;
  flex-wrap: wrap;
  /*width: 74vw;*/
  /*padding: 5rem;*/
}

.content-section {
  display: none;
  width: 100%;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.content-section.active {
  opacity: 1;
  transform: translateY(0);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  /*gap: 10px;*/
  margin-left: 8.5vw;
  margin-top: 2.86vw;
  margin-bottom: 210px;
}

.content-column {
  min-width: 200px;
  /*margin-right: 2rem;*/
  /*margin-bottom: 2rem;*/
}

.content-column h3 {
  font-size: 0.93vw;
  font-family: var(--font-family);
  font-weight: 700;
  color: #222;
  margin-bottom: 1rem;
}

.content-column ul {
  list-style: none;
}

.content-column li {
  font-size: 0.83vw;
  color: #666;
  margin-bottom: 0.8rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.content-column li:hover {
  color: #fad02c;
  transform: translateX(5px);
}

.featured-content {
  width: 16.15vw;
  height: 15.11vw;
  position: absolute;
  left: 50vw;
  top: -1vw;
  /* margin: 2.76vw 0 0 9.58vw; */
}

.featured-content span:hover {
  color: #fad02c;
}

.featured-image {
  background: url("../images/banner-26.png") no-repeat center/cover;
  border-radius: 10px;
  width: 16.15vw;
  height: 10.94vw;
  scale: 0.9;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: bold;
  font-size: 1.2vw;
  transition: all 0.5s ease;
}

.featured-image:hover {
  transform: scale(1.05);
}

.featured-title {
  width: 7.4vw;
  height: 0.73vw;
  color: rgba(34, 34, 34, 1);
  font-size: 0.93vw;
  font-family: var(--font-family);
  font-weight: normal;
  text-align: left;
  white-space: nowrap;
  line-height: 2.4vw;
  margin: 1.04vw 0 0 1vw;
}

.featured-link {
  width: 2.92vw;
  height: 0.73vw;
  font-size: 0.72vw;
  font-family: var(--font-family);
  font-weight: 400;
  color: #666666;
  text-decoration-line: underline;
  text-align: left;
  white-space: nowrap;
  line-height: 2.4vw;
  margin: 1.66vw 0 0 1vw;
  cursor: pointer;
  transition: all 0.3s ease;
}

.featured-link:hover {
  color: #fad02c;
}
.meunlist {
  margin: auto;
  display: flex;
  display: -webkit-flex;
  justify-content: space-between;
  -webkit-justify-content: space-between;
  width: 1400px;
  list-style: none;
  margin-top: 40px;
}
@media only screen and (max-width: 960px) {
  .section_1,
  .section_1_2{
      right: 10px !important;
      width: 62px !important;
      height: auto !important;
      padding: 7px 0 !important;
      border-radius: 6px !important;
      top: unset !important;
  }
  .section_1{
      bottom: calc(20% + 70px) !important;
  }
  .section_1_2{
      bottom: 20% !important;
  }
  .section_1 .label_1,
  .section_1_2 .label_1{
      width: 22px !important;
      height: 22px !important;
  }
  .section_1 .text-group_2,
  .section_1_2 .text-group_2{
      font-size: 12px !important;
  }
}