.bra-banner {
  width: 100%;
  height: 220px;
  background-color: #010101;
  /* opacity: 0.9; */
  transition: transform 0.8s ease;
}

.bra-banner:hover {
  transform: scale(1.1);
}

.bra-banner-box {
  position: relative;
  height: 220px;
  overflow: hidden;
}
.bra-banner-box .prof-team{
  width: 486px;
}

.bra-banner-box div {
  position: absolute;
  top: 60%;
  left: 42%;
  transform: translate(-50%, -50%);
}

.bra-banner-box p {
  color: #fff;
  font-size: 14px;
  width: 900px;
}

.bra-banner-box h3 {
  color: #fff;
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 16px;
}

.introduce-box {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  overflow: visible;
  width: 100%;
  position: relative;
}
.introduce-box .detail-btn {
  font-size: 14px;
  color: #fff;
  width: 140px;
  height: 32px;
  background-color: #e3b95a;
  border-radius: 16px;
  line-height: 32px;
  display: inline-block;
  padding: 0;
  text-align: left;
  cursor: pointer;
}
.introduce-box .detail-btn span {
  color: #fff;
  font-weight: 700;
  display: inline-block;
  padding-left: 5px;
}
.introduce-box .detail-btn img {
  display: inline-block;
  width: 18px;
  vertical-align: sub;
  margin: 0 10px;
}

.anchor-box {
  position: relative;
  background-image: url("../images/关于我们_03.png");
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  width: 1920px;
  height: 705px;
  background-origin: content-box;
  background-clip: content-box;
  max-width: none;
}

.anchor-1 {
  width: 60px;
  height: 40px;
  position: absolute;
  top: 0;
  left: -4px;
}

.anchor-2 {
  width: 60px;
  height: 40px;
  position: absolute;
  top: 0;
  left: 102px;
}

.anchor-3 {
  width: 60px;
  height: 40px;
  position: absolute;
  top: 0;
  left: 208px;
}

.anchor-4 {
  width: 60px;
  height: 40px;
  position: absolute;
  top: 0;
  left: 314px;
}

.anchor-5 {
  width: 60px;
  height: 40px;
  position: absolute;
  top: 0;
  left: 420px;
}
.anchor-box a:hover {
  background-color: transparent;
  border-bottom: 3px solid #b89a4a;
}

/* 添加回到顶部按钮的样式 */
/* .scroll-to-top {
  position: fixed;
  bottom: 220px;
  right: 40px;
  width: 40px;
  z-index: 1000;
  cursor: pointer;
} */
@media screen and (max-width: 768px) {
  .bra-banner-box {
    height: 250px !important;
  }

  .bra-banner {
    height: 250px !important;
  }

  .bra-banner-box div {
    width: 100%;
    left: 0;
    transform: translateY(-50%);
    padding: 0 15px;
    text-align: center;
  }

  .bra-banner-box p {
    width: 100%;
    font-size: 12px;
  }

  .bra-banner-box h3 {
    font-size: 18px;
  }

  .introduce-box {
    width: 100%;
  }

  .anchor-box {
    width: 100%;
    height: auto;
    background-size: cover;
  }

  /* .scroll-to-top {
    right: 15px;
    bottom: 15px;
    width: 40px;
    height: 40px;
    font-size: 20px;
  } */
}

@media screen and (max-width: 768px) {
  .detail-btn {
    padding: 8px 16px;
    font-size: 14px;
  }
}

/* 固定导航菜单样式 */
.sticky-nav {
  width: 100%;
  background-color: #fff;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  z-index: 10;
}

.sticky-nav.fixed {
  position: fixed;
  left: 0;
}

.nav-container {
  position: fixed;
  bottom: 285px;
  right: 40px;
  cursor: pointer;
  align-items: center;
  border: 1px solid #D8D8D8;
  border-radius: 4px;
  width: 76px;
  height: 69px;
  flex-direction: column;
  z-index: 2000;
  color: #333;
  font-size: 12px;
  background-color: #fff;
  width: 76px;
  height: 412px;
}
.nav-container img{
  width: 25px;
  margin-top: 14px;
}

.nav-item span{
  margin-top: 5px;
}
.nav-item:hover span{
  color: #E3B95A;
}
.nav-container .nav-item{
  box-sizing: border-box;
  height: 69px;
  width: 76px;
  display: flex;
  flex-direction: column;
  align-items: center;
  border-bottom: 1px solid #D8D8D8;
}
.nav-container .last-nav-item{
  border-bottom: none;
}
.nav-container .last-nav-item img{
  width: 22px;
  margin-top: 10px;
}
.nav-container .hover-img{
  display: none;
}
.nav-item:hover .hover-img{
  display: block;
}
.nav-item:hover .default-img{
  display: none;
}
.nav-container .nav-item.active span {
  color: #E3B95A;
}

.nav-container .nav-item.active .hover-img {
  display: block;
}

.nav-container .nav-item.active .default-img {
  display: none;
}

/* 内容区域样式 */
.content-section {
  font-size: 14px;
  color: #333333;
  width: 100%;
  scroll-margin-top: 150px; /* 确保锚点定位时有足够的空间 */
}
.content-section-bg1 {
  background: url("/images/bg1.png");
  background-size: 100%;
  background-repeat: no-repeat;
}

/* 响应式样式 */
@media screen and (max-width: 768px) {
  .nav-container{
    display: none!important;
  }
  .section-container,
  .history-container,
  .contact-container {
    padding: 20px 15px;
  }

  .section-title {
    font-weight: 400;
    font-size: 24px;
    color: #333333;
    line-height: 24px;
  }

  .culture-item,
  .value-item {
    flex: 0 0 100%;
  }

  .vision-text,
  .vision-image {
    flex: 0 0 100%;
  }

  .vision-image {
    margin-top: 20px;
  }

  .vision-slogan {
    font-size: 20px;
  }

  .vision-list li {
    font-size: 16px;
  }

  .timeline:before {
    left: 30px;
  }

  .timeline-item {
    flex-direction: column;
    margin-left: 30px;
  }

  .timeline-year {
    margin-right: 0;
    margin-bottom: 15px;
    align-self: flex-start;
  }

  .timeline-year:after {
    top: 100%;
    right: auto;
    left: 50%;
    transform: translateX(-50%);
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-top: 10px solid #e3b95a;
    border-bottom: none;
  }

  .timeline-content {
    max-width: 100%;
  }

  .contact-item {
    flex: 0 0 100%;
  }

  .contact-map {
    height: 200px;
  }

  .nav-menu {
    flex-wrap: wrap;
    justify-content: center;
  }

  .nav-menu a {
    padding: 10px 15px;
    font-size: 14px;
  }

  .content-section {
    scroll-margin-top: 180px;
  }

  .sticky-nav.fixed {
    width: 100%;
  }
}

/* 发展历程部分样式 */
.history-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 0;
}

.section-title {
  font-weight: 400;
  font-size: 24px;
  color: #333333;
  line-height: 24px;
  padding-bottom: 20px;
  
}
.section-title h2{
  font-weight: 400;
  font-size: 14px;
  color: #666666;
  line-height: 24px;
  
}

.history-subtitle {
  text-align: left;
  color: #666;
  margin-bottom: 30px;
  font-size: 16px;
}

.timeline {
  position: relative;
  padding: 20px 0;
  margin-top: 50px;
}

.timeline:before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background-color: #e3b95a;
  z-index: 1;
}

.timeline-item {
  position: relative;
  width: 100%;
  display: flex;
}

.timeline-item-dot {
  text-align: center;
  font-weight: 700;
  font-size: 18px;
  color: #333333;
  padding-top: 15px;
}
.timeline-item-dot img {
  margin: 0 auto;
}
.timeline-item-dot span {
  display: inline-block;
  height: 50px;
  line-height: 50px;
}
.timeline-item.left {
  justify-content: flex-start;
  padding-right: 50%;
}

.timeline-item.right {
  justify-content: flex-end;
  padding-left: 50%;
}

.timeline-dot {
  position: absolute;
  top: 22px;
  left: 50%;
  transform: translateX(-50%);
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: #e3b95a;
  z-index: 3;
  box-shadow: 0 0 8px rgba(227, 185, 90, 1);
}

/* 横线样式 */
.timeline-item:before {
  content: "";
  position: absolute;
  top: 30px; /* 调整为点的中心位置 */
  height: 1px;
  background-color: #e3b95a;
  z-index: 2;
}

.timeline-item.left:before {
  left: 0;
  right: 50%;
}

.timeline-item.right:before {
  left: 50%;
  right: 0;
}

.timeline-date {
  position: absolute;
  font-weight: bold;
  color: #333;
  font-size: 16px;
  top: 0px;
  z-index: 3;
  width: 45%;
}

.timeline-item.left .timeline-date {
  right: auto;
  left: 0;
  text-align: left;
  transform: none;
}

.timeline-item.right .timeline-date {
  left: auto;
  right: 0;
  text-align: right;
  transform: none;
}

.timeline-content {
  padding: 20px;
  width: 100%;
  position: relative;
  margin-top: 20px;
  text-align: left;
}

.timeline-item.left .timeline-content {
  margin-right: 48px;
}

.timeline-item.right .timeline-content {
  margin-left: 48px;
}

.timeline-content p {
  color: #666;
  margin: 0;
  line-height: 1.6;
  font-size: 14px;
  text-align: left;
}

/* 响应式样式 */
@media screen and (max-width: 768px) {
  .timeline:before {
    left: 30px;
  }

  .timeline-item.left,
  .timeline-item.right {
    padding: 0 0 0 80px;
    justify-content: flex-start;
    margin-bottom: 60px;
  }

  .timeline-dot {
    left: 30px;
    transform: none;
  }

  /* 移动端横线样式 */
  .timeline-item:before {
    left: 0;
    right: auto;
    width: 30px;
  }

  .timeline-item.left:before,
  .timeline-item.right:before {
    left: -15px;
    right: auto;
    width: 30px;
  }

  .timeline-content {
    width: 100%;
    margin-top: 40px;
    text-align: left;
  }

  .timeline-item.left .timeline-content,
  .timeline-item.right .timeline-content {
    margin: 0;
    border-radius: 0 4px 4px 0 !important;
    border-left: 4px solid #e3b95a !important;
    border-right: none !important;
  }

  .timeline-arrow {
    margin-left: 30px;
    text-align: left;
  }

  .timeline-arrow:before {
    left: 30px;
    transform: none;
  }
}

/* 联系我们部分样式 */
.contact-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 0 40px;
}

.contact-flex-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: stretch;
  margin-top: 30px;
}

.contact-flex-container img {
  width: 40px;
  height: 40px;
}

.contact-map {
  flex: 0 0 48%;
  height: 260px;
  overflow: hidden;
  background: #FFFFFF;
  border: 1px solid #D8D8D8;
  border-radius: 4px;
  display: flex;
  flex-direction: column;
}

.contact-flex-container .contact-map img{
  width: 100%;
  height: 100%;
}
.contact-flex-container .contact-map iframe{
  width: 100%;
  height: 100%;
}

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

.contact-info-container {
  flex: 0 0 48%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 260px;
}

.contact-address {
  display: flex;
  align-items: center;
  padding: 20px;
  background: #FFFFFF;
  border: 1px solid #D8D8D8;
  border-radius: 4px;
  height: 120px;
  box-sizing: border-box;
  justify-content: center;
}

.contact-address .contact-icon {
  width: 40px;
  height: 40px;
  margin-right: 15px;
  margin-bottom: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-shrink: 0;
}

.contact-address .contact-text {
  display: flex;
  flex-direction: column;
  color: #666;
  text-align: left;
  justify-content: center;
}

.contact-details {
  display: flex;
  justify-content: space-between;
  background: #FFFFFF;
  border: 1px solid #D8D8D8;
  padding: 20px;
  border-radius: 4px;
  height: 120px;
}

.contact-item {
  flex: 0 0 33.33%;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
}
.contact-item:nth-child(1) {
  flex: 0 0 40%;
}
.contact-item:nth-child(2) {
  flex: 0 0 30%;
}
.contact-item:nth-child(3) {
  flex: 0 0 30%;
}
.contact-item .contact-text-letter {
  letter-spacing: 2px;
}

.contact-item::after {
  content: '';
  display: block;
  position: absolute;width: 1px;
  height: 60px;
  background: #D8D8D8;
  right:-6px;
  top: 10px;
}
.contact-item:nth-child(3)::after {
  display: none;
}

.contact-icon {
  width: 40px;
  height: 40px;
  margin-bottom: 10px;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-shrink: 0;
}

.contact-icon img {
  max-width: 100%;
  max-height: 100%;
}

.contact-text {
  display: flex;
  flex-direction: column;
  color: #666;
  text-align: center;
}

.contact-text span {
  font-size: 14px;
  text-align: left;font-size: 14px;
  color: #333333;
}

/* 响应式样式 */
@media screen and (max-width: 768px) {
  .contact-flex-container {
    flex-direction: column;
  }
  
  .contact-map,
  .contact-info-container {
    flex: 0 0 100%;
    margin-bottom: 20px;
    height: auto;
  }
  
  .contact-address,
  .contact-details {
    height: auto;
  }
  
  .contact-details {
    flex-direction: column;
  }
  
  .contact-item {
    flex: 0 0 100%;
    margin-bottom: 20px;
    flex-direction: column;
    align-items: center;
  }
  
  .contact-icon {
    margin-right: 0;
    margin-bottom: 10px;
  }
  
  .contact-item:last-child {
    margin-bottom: 0;
  }
}

/* 内容区域通用样式 */
.section-container {
  max-width: 1200px;
  margin: 0 auto;
}

.section-content {
  line-height: 1.8;
  color: #333;
}

.intro-content-container .section-content {
  margin-bottom: 20px;
}

.section-content p {
  margin-bottom: 15px;
  font-size: 16px;
}

/* 公司介绍部分样式 */
.intro-flex-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 30px;
  margin-top: 60px;
}

.intro-image-container {
  flex: 0 0 230px;

  margin-right: 60px;
}

.intro-content-container {
  flex: 0 0 910px;
}

.section-content {
  flex-grow: 1;
  margin-bottom: 20px;
}

.detail-btn-container {
  text-align: right;
}

.intro-image {
  width: 100%;
  margin-top: 20px;
}

@media screen and (max-width: 768px) {
  .intro-flex-container {
    flex-direction: column;
  }

  .intro-image-container,
  .intro-content-container {
    flex: 0 0 100%;
  }

  .intro-image {
    height: 250px;
  }
}

/* 企业文化部分样式 */
.culture-box{
  padding-bottom: 75px;
}
.culture-box img {
  width: 100%;
}
.culture-box p {
  padding-bottom: 20px;
}
.vision-box img {
  width: 100%;
}
.vision-box p {
  padding-bottom: 20px;
}
.culture-item {
  flex: 0 0 48%;
  background-color: #f9f9f9;
  padding: 25px;
  border-radius: 8px;
  margin-bottom: 20px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

.culture-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.culture-icon {
  width: 60px;
  height: 60px;
  background-color: #e3b95a;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 15px;
}

.culture-icon i {
  font-size: 30px;
  color: #fff;
}

.culture-item h3 {
  font-size: 20px;
  color: #333;
  margin-bottom: 10px;
}

.culture-item p {
  color: #666;
  line-height: 1.6;
}

/* 图标样式 */
.icon-professional:before {
  content: "专";
  font-style: normal;
}

.icon-integrity:before {
  content: "诚";
  font-style: normal;
}

.icon-efficiency:before {
  content: "高";
  font-style: normal;
}

.icon-practical:before {
  content: "实";
  font-style: normal;
}

/* 愿景部分样式 */
.vision-container {
  background-color: #f9f9f9;
  padding: 30px 0 45px;
}

.vision-content {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
}

.vision-text {
  flex: 0 0 48%;
}

.vision-image {
  flex: 0 0 48%;
}

.vision-img {
  background-image: url("../images/vision.jpg");
  background-size: cover;
  background-position: center;
}

.vision-slogan {
  font-size: 24px;
  font-weight: bold;
  color: #e3b95a;
  margin-bottom: 20px;
}

.vision-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.vision-list li {
  font-size: 18px;
  margin-bottom: 15px;
  padding-left: 30px;
  position: relative;
}

.vision-list li:before {
  content: "•";
  position: absolute;
  left: 0;
  color: #e3b95a;
  font-size: 24px;
}

.vision-list span {
  color: #e3b95a;
  font-weight: bold;
}

/* 核心价值观部分样式 */
.values-container {
  padding: 50px 20px;
}

.values-content {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}

.value-item {
  flex: 0 0 48%;
  background-color: #f9f9f9;
  padding: 25px;
  border-radius: 8px;
  margin-bottom: 20px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.value-item:before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 5px;
  height: 100%;
  background-color: #e3b95a;
}

.value-item h3 {
  font-size: 20px;
  color: #333;
  margin-bottom: 10px;
}

.value-item p {
  color: #666;
  line-height: 1.6;
}

/* 地图占位符样式 */
.map-placeholder {
  width: 100%;
  height: 300px;
  background-color: #f5f5f5;
  border-radius: 8px;
  position: relative;
  overflow: hidden;
}

.map-placeholder:after {
  content: "地图加载中...";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #999;
  font-size: 16px;
}