html,body {
  overflow-x: hidden;
}

body ,h3 ,h2 ,span{
  font-family: "Microsoft YaHei", "微软雅黑", sans-serif;
}
/* fullPage.js 首页切换特效内容强制居中 */
#fullpage .section {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  min-width: 100vw;
  position: relative;
}
.fp-center-content {
  position: relative;
  z-index: 2;
  color: #fff;
  text-align: center;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
}
.fp-center-content h2 {
  font-size: 3.2rem;
  font-weight: bold;
  margin-bottom: 1.2rem;
  letter-spacing: 2px;
}
.fp-center-content p {
  font-size: 1.5rem;
  margin-bottom: 0;
  letter-spacing: 1px;
}
@media (max-width: 991px) {
  .fp-center-content h2 { font-size: 2rem; }
  .fp-center-content p { font-size: 1rem; }
}
@media (max-width: 576px) {
  .fp-center-content h2 { font-size: 1.2rem; }
  .fp-center-content p { font-size: 0.9rem; }
}

/* 首页标题和描述字体及样式调整 */
#fullpage .section .fp-center-content h2 {
  font-family: 'Noto Sans SC Sliced', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', Arial, sans-serif;
  font-size: 90px;
  font-weight: 300;
  letter-spacing: 1px;
  line-height: 1.15;
  margin-bottom: 18px;
}
#fullpage .section .fp-center-content p {
  font-family: 'Noto Sans SC Sliced', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', Arial, sans-serif;
  font-size: 22px;
  font-weight: 300;
  letter-spacing: 1px;
  line-height: 1.7;
  margin-bottom: 0;
}
#fullpage .section .fp-center-content h3 { font-size:80px; font-weight: 300;}
@media (max-width: 991px) {
  #fullpage .section .fp-center-content h2 { font-size: 60px; }
  #fullpage .section .fp-center-content h3 { font-size: 40px; }
  #fullpage .section .fp-center-content p { font-size: 16px; }
}
@media (max-width: 576px) {
  #fullpage .section .fp-center-content h2 { font-size: 20px; }
  #fullpage .section .fp-center-content h3 { font-size: 18px; }
  #fullpage .section .fp-center-content p { font-size: 13px; }
}

.fp-section {
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center center;
}

/* 遮罩层样式 */
.fp-bg-mask {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5); /* 半透明黑色遮罩 */
  z-index: 1;
}
.btn_down a {
  display: block;
  font-size: 13px;
  font-weight: 100;
  color: #fff;
  animation: btnDownBounce 2s infinite;
}

@keyframes btnDownBounce {
  0%, 100% {
    transform: translateY(0);
  }
  10% {
    transform: translateY(-10px);
  }
  20% {
    transform: translateY(0);
  }
  30% {
    transform: translateY(-6px);
  }
  40% {
    transform: translateY(0);
  }
  100% {
    transform: translateY(0);
  }
}

.btn_down {
  position: absolute;
  bottom: 50px;
  left: 50%;
  margin-left: -22px;
}
.btn_down a:hover{
  color: #fff;
}
.btn_down_img {
  display: block;
  margin: 0 auto;
  margin-top: 15px;
}

.main_title_jing {
  margin-bottom: 80px;
  font-size: 23px;
  font-weight: 100;
  line-height: 1.5em;
  color: #fff;
  position: relative;
  text-transform: uppercase;
}
.main_title_jing:after {
  display: block;
  content: ' ';
  margin: 0 auto;
  margin-top: 10px;
  width: 40px;
  height: 1px;
  background: #fff;
}

/* 初始状态 */
.fp-center-content{
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.8s cubic-bezier(0.4,0,0.2,1);
}

/* 显现状态 */
.fp-center-content.visible  {
  opacity: 1;
  transform: translateY(0);
}
#fp-nav ul li a span, .fp-slidesNav ul li a span {
    background: #007187 !important;
    transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
}
#fp-nav ul li .active span {
  background: #007187 !important;
}
.main_header.last_bg {
  background: rgba(0, 0, 0, 0.5);
}



@media screen and (max-width: 991px) {
  #fullpage .section{
    min-height: 700px;
    height: auto !important;
    min-width: auto;
  }
  .fp-tableCell {
    /* min-height: 650px!important;
    height: 650px!important; */
  }
  .btn_down {
    display: none;
  }
  #fullpage .section .fp-center-content p {
    width: 100%;
    white-space: normal;
    word-wrap: break-word;
    overflow-wrap: break-word;
  }
  .main_nav {
    margin-right: 0;
  }
  .nav_item > a {
    font-size: 16px;
  }
  .logo img {
    height: 36px;
    width: auto;
}
}

/* 信息卡片区块样式 */
.info-cards {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    margin: 50px 0 ;
}
.info-card {
    background: #fff;
    border: 1px solid #ececec;
    border-radius: 4px;
    box-sizing: border-box;
    width: 24%;
    display: flex;
    overflow: hidden;
    flex-direction: column;
    transition: box-shadow 0.2s;
    box-shadow: 0 2px 8px rgba(0,0,0,0.03);
}
.info-card:hover {
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
}
.info-card-img {
    width: 100%;
    background-size: cover;
    background-position: center;
    border-top-left-radius: 4px;
    border-top-right-radius: 4px;
}
.info-card-img img {
  width: 100%;
}
.info-card-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    padding: 0px 55px 14px ;
    text-align: center;
    position: relative;
}
.info-card-content:before {
  display: block;
  content: '';
  width: 100%;
  width: 0;
  height: 0;
  border-left: 500px solid transparent;
  border-bottom: 50px solid #fff;
  position: absolute;
  top: -50px;
  left:0;
}
.info-card-content h3 {
    font-size: 22px;
    font-weight: 600;
    color: #222;
    margin: 18px 0 10px 0;
}
.info-card-content p {
    font-size: 16px;
    color: #666;
    margin: 0 0 24px 0;
    min-height: 44px;
}
.info-card-arrow {
    display: inline-block;
    font-size: 28px;
    color: #222;
    margin-top: auto;
    transition: color 0.2s;
}
.info-card:hover .info-card-arrow {
    color: #007aff;
}
@media (max-width: 1200px) {
    .info-cards { gap: 16px; }
    .info-card { width: 24.2%; }
}
@media (max-width: 900px) {
    .info-cards { flex-wrap: wrap; }
    .info-card { width: 48%; margin-bottom: 18px; }
}
@media (max-width: 600px) {
    .info-cards { flex-direction: column; gap: 12px; }
    .info-card { width: 100%; }
    .info-card-content { padding: 18px 8px 16px 8px; }
    .info-card-content h3 { font-size: 18px; }
    .info-card-content p { font-size: 14px; }
    .info-card-arrow { font-size: 22px; }
}



.main_header2 {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  z-index: 100;
  background-color: inherit;
  text-align: center;
  padding-top: 47px;
}

/* 第二屏图片动画样式 */
.section.section-2 .fp-center-content img {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s cubic-bezier(0.4,0,0.2,1);
  display: block;
  margin: 0 auto 20px auto;
  max-width: 80%;
}
.section.section-2 .fp-center-content img.visible {
  opacity: 1;
  transform: translateY(0);
}
.section.section-2 .fp-center-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

/* 第二屏图片动画样式 - 左右滑入 */
.section.section-2 .fp-center-content {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 40px;
}
.section.section-2 .fp-center-content img {
  opacity: 0;
  transition: all 0.8s cubic-bezier(0.4,0,0.2,1);
  max-width: 40%;
  height: auto;
}
.section.section-2 .fp-center-content img.img-left {
  transform: translateX(-80px);
}
.section.section-2 .fp-center-content img.img-right {
  transform: translateX(80px);
}
.section.section-2 .fp-center-content img.visible {
  opacity: 1;
  transform: translateX(0);
}
@media (max-width: 767px) {
  .section.section-2 .fp-center-content {
    flex-direction: column;
    gap: 20px;
  }
  .section.section-2 .fp-center-content img {
    max-width: 90%;
  }
}

.fpxt{
  position: absolute;
  width: 1600px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1;
  display: flex;
}
.fpxt2{
  position: absolute;
  width: 1600px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1;
  text-align: center;
}
.fpxt_item {
  width: 50%;
  text-align: left;
}

.fpxt_item:nth-child(2){
  text-align: right;
}

/* 最后一屏页脚图片淡入动画 */
.section.last-section img.footer-img {
  opacity: 0;
  transition: opacity 0.8s;
  display: block;
  margin: 0 auto;
  max-width: 100vw;
  width: 100%;
}
.section.last-section img.footer-img.visible {
  opacity: 1;
}
.site-footer {
  position: relative;
  z-index: 10;
  background: #fff; /* 或其他背景色 */
}

.site-footer .footer-img {
  width: 100%;
  height: auto;
  display: block;
}

/* fullPage.js 高度自适应和溢出处理 */
.fp-auto-height .fp-slide,
.fp-auto-height.fp-section {
    height: auto !important;
}

.fp-responsive .fp-is-overflow.fp-section {
    height: auto !important;
}

.fp-scrollable .fp-section,
.fp-scrollable .fp-slide,
.fp-scrollable.fp-responsive .fp-is-overflow.fp-section {
    height: 100vh;
    height: calc(var(--vh, 1vh) * 100);
}

.fp-scrollable .fp-section:not(.fp-auto-height):not([data-percentage]),
.fp-scrollable .fp-slide:not(.fp-auto-height):not([data-percentage]),
.fp-scrollable.fp-responsive .fp-is-overflow.fp-section:not(.fp-auto-height):not([data-percentage]) {
    min-height: 100vh;
    min-height: calc(var(--vh, 1vh) * 100);
}

.fp-overflow {
    justify-content: flex-start;
    max-height: 100vh;
}

.fp-scrollable .fp-auto-height .fp-overflow {
    max-height: none;
}

.fp-is-overflow .fp-overflow.fp-auto-height,
.fp-is-overflow .fp-overflow.fp-auto-height-responsive,
.fp-is-overflow > .fp-overflow {
    overflow-y: auto;
}

.fp-overflow {
    outline: 0;
}

.fp-overflow.fp-table {
    display: block;
}

.fp-responsive .fp-auto-height-responsive .fp-slide,
.fp-responsive .fp-auto-height-responsive.fp-section {
    height: auto !important;
    min-height: auto !important;
}

/* 底部版权 section 特殊处理 */
.site-footer.fp-section {
    height: auto !important;
    min-height: auto !important;
    padding: 0;
}

.site-footer .fp-tableCell {
    height: auto !important;
    vertical-align: top;
    padding: 0;
}

.site-footer .footer-img {
    width: 100%;
    height: auto;
    display: block;
    margin: 0;
}

/* 确保底部版权在移动端正常显示 */
@media (max-width: 991px) {
    .site-footer.fp-section {
        height: auto !important;
        min-height: auto !important;
    }
    
    .site-footer .fp-tableCell {
        height: auto !important;
        padding: 0;
    }
}

/* 所有section图片的左右划入动画效果 */
.section .fpxt,
.section .fpxt2 {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
}

.section .fpxt img,
.section .fpxt2 img,
.section .fpxt .fpxt_item img {
  opacity: 0;
  transition: all 0.8s cubic-bezier(0.4,0,0.2,1);
  height: auto;
}

/* 左侧图片 */
.section .fpxt .fpxt_item:first-child img,
.section .fpxt img:first-child {
  transform: translateX(-80px);
}

/* 右侧图片 */
.section .fpxt .fpxt_item:last-child img,
.section .fpxt img:last-child {
  transform: translateX(80px);
}

/* 单张图片居中显示 */
.section .fpxt2 img {
  transform: translateY(40px);
}

/* 显示状态 */
.section .fpxt img.visible,
.section .fpxt2 img.visible,
.section .fpxt .fpxt_item img.visible {
  opacity: 1;
  transform: translateX(0) translateY(0);
}

/* 移动端适配 */
@media (max-width: 767px) {
  .section .fpxt,
  .section .fpxt2 {
    flex-direction: column;
    gap: 20px;
  }
  
  .section .fpxt img,
  .section .fpxt2 img,
  .section .fpxt .fpxt_item img {
    max-width: 90%;
  }
  
  .section .fpxt2 img {
    max-width: 80%;
  }
}