.banner {
  position: absolute;
  top: 0;
  left: 0;
  overflow: hidden;
  width: 100vw;
  height: 100vh;
  display: flex;
  justify-content: center;

}

.banner video {
  width: 100%;
  position: absolute;
  left: 0;
  top: 0;
  z-index: 50;
}

@keyframes scale {
  0% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.05);
  }

  100% {
    transform: scale(1);
  }
}

@keyframes sway {

  0%,
  100% {
    transform: rotate(-5deg);
  }

  50% {
    transform: rotate(20deg);
  }
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.7);
  }

  70% {
    box-shadow: 0 0 0 10px rgba(59, 130, 246, 0);
  }

  100% {
    box-shadow: 0 0 0 0 rgba(59, 130, 246, 0);
  }
}

@keyframes glow {
  0% {
    background-position: 0% 50%
  }

  50% {
    background-position: 100% 50%
  }

  100% {
    background-position: 0% 50%
  }
}

/*************************/
.hd-bg {
  height: 100px;
  display: flex;
  justify-content: center;
  flex-direction: column;
}

.logo {
  width: 96px;
  height: 48px;
  display: block;
  background: url(../images/logo.png) 0 no-repeat;
  position: relative;
  z-index: 990;
}

.head-right {
  display: flex;
}

.head-lan {
  font-size: 16px;
  line-height: 40px;
  color: #fff;
}

.head-lan a {
  color: #fff;
  padding: 0 5px;
}

.head-lan a.active {
  color: #00eaff;
}

.head-lan a:hover {
  color: #00eaff;
  text-decoration: underline;
}

.hd-kefu {
  display: block;
  width: 48px;
  height: 42px;
  margin: 0 20px;
  background: url(../images/hdkf.png) no-repeat;
  animation: sway 1s infinite ease-in-out;
}

.ty-btn {
  width: 120px;
  height: 40px;
  line-height: 40px;
  background: linear-gradient(to bottom,#635df7,#0054e1);
  color: #fff;
  border-radius: 40px;
  text-align: center;
}

/* 新增：发光和脉冲效果结合 */
.btn-glow-pulse {
  position: relative;
  z-index: 1;
  overflow: hidden;
  animation: pulse 3s infinite;
}

.btn-glow-pulse::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  z-index: -1;
  background: linear-gradient(120deg,
      #3B82F6, #8B5CF6, #00eaff, #3B82F6);
  background-size: 300% 300%;
  animation: glow 2s ease infinite;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.btn-glow-pulse:hover::before {
  opacity: 1;
}

.btn-glow-pulse:hover {
  animation: pulse 1.5s infinite;
}



.btn-glow::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  z-index: -1;
  background: linear-gradient(120deg,
      #3B82F6, #8B5CF6, #00eaff, #3B82F6);
  background-size: 300% 300%;
  animation: glow 2s ease infinite;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.btn-glow:hover::before {
  opacity: 1;
}




/*************/
.left-gund,.right-gund {
  width: 470px;
  height: 370px;
  position: absolute;
  top: 50%;
  margin-top: -185px;
  z-index: 90;
}
.left-gund {
  right: 50%;
  margin-right: 450px;
  background: url(../images/llf.gif) repeat-y;
}
.right-gund {
  left: 50%;
  margin-left: 450px;
  background: url(../images/lrf.gif) repeat-y;
}
/***************/
.soso-box {
  position: relative;
  z-index: 1001;
  width: 890px;
  margin: 0 auto;
  margin-top: 150px;
}
.soso-span {
  color: #fff;
  font-size: 20px;
  text-align: center;
  margin-top: 20px;
}

  .typing-cursor {
    display: inline-block;
    width: 2px;
    height: 1em;
    background-color: currentColor;
    animation: cursor-blink 1.2s infinite;
  }
  .colored-text {
  }

@keyframes cursor-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}
/***********/
.soso-title {
  font-size: 60px;
  color: #00eaff;
  display: flex;
  justify-content: center;
}
.font-mono {
  display: flex;
}
.text-box {
  position: relative;
  margin-top: 50px;
}
.soso-text {
  width: 890px;
  height: 160px;
  padding: 10px 20px; 
  line-height: 35px;
  font-size: 18px;
  color: #fff;
  background: none;
  resize: none;
  border-radius: 10px;
  border: 2px solid #04bed8;
  box-shadow: 0 0 10px inset rgba(0, 234, 255, 0.8);
}
.soso-text:focus {
  
}
/**********************/
.upload-btn {
  width: 38px;
  height: 38px;
  background: url(../images/btn1.png) no-repeat;
  position: absolute;
  right: 15px;
  top: 105px;
}
.hot-tag {
  display: flex;
  justify-content: space-between;
  margin-top: 20px;
}
.hot-tag .item {
  display: block;
  width: 154px;
  height: 46px;
  line-height: 46px;
  padding-left: 72px;
  color: #fff;
  font-size: 16px;
  border-radius: 10px;
}
.btn-shine {
  position: relative;
  overflow: hidden;
}
.btn-shine::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(
      to right, 
      rgba(255,255,255,0) 0%,
      rgba(255,255,255,0.3) 100%
  );
  transform: skewX(-25deg);
  transition: all 0.75s;
}
.btn-shine:hover::before {
  left: 125%;
}
.btn-shine-scale {
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}
.btn-shine-scale::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(
      to right, 
      rgba(255,255,255,0) 0%,
      rgba(255,255,255,0.3) 100%
  );
  transform: skewX(-25deg);
  transition: all 0.75s;
}
.btn-shine-scale:hover::before {
  left: 125%;
}
.btn-shine-scale:hover {
  transform: scale(1.08);
}
.hot-tag .item.tp1 {
  background:rgba(4, 104, 223, 0.4) url(../images/so-icon1.png) 12px no-repeat;
}
.hot-tag .item.tp2 {
  background:rgba(96, 93, 246, 0.4) url(../images/so-icon2.png) 12px no-repeat;
}
.hot-tag .item.tp3 {
  background:rgba(126, 206, 244, 0.4) url(../images/so-icon3.png) 12px no-repeat;
}
.hot-tag .item.tp4 {
  background:rgba(242, 156, 159, 0.4) url(../images/so-icon4.png) 12px no-repeat;
}
.hot-tag .item.tp5 {
  background:rgba(250, 205, 137, 0.4) url(../images/so-icon5.png) 12px no-repeat;
}

/* 横线彩虹光效动画 */
.shimmer-line {
    position: relative;
    height: 2px;
    background-color: #919397;
    overflow: hidden;
}
.shimmer-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(239, 68, 68, 0.8), 
        rgba(245, 158, 11, 0.8), 
        rgba(16, 185, 129, 0.8), 
        rgba(59, 130, 246, 0.8), 
        rgba(139, 92, 246, 0.8),
        transparent
    );
    animation: shimmer 6s infinite ease-in-out;
}

@keyframes shimmer {
    0% { left: -20%; }
    50% { left: 80%; }
    100% { left: -20%; }
}
/***********************/
.index-title {
   display: flex;
   justify-content: center;
   margin-top: 150px;
   position: relative;
   z-index: 101;
}
.title-top {
  display: inline-block;
  padding: 0px 190px;
  position: relative;
}
.title-top em {
  line-height: 41px;
  color: #fff;
  font-size: 60px;
}
.title-top .tline {
  width: 135px;
  height: 41px;
  position: absolute;
  top: 0;
  
}
.title-top .line1 {
  background: url(../images/line1.png) no-repeat;
  left: 0;
}
.title-top .line2 {
  background: url(../images/line2.png) no-repeat;
  right: 0;
}
.index-first {
  position: relative;
  z-index: 101;
  overflow: hidden;

}
.first-box {
  background: #08040f;
}
.second-box {
  position: relative;
  z-index: 101;
  overflow: hidden;
}
.index-line {
  width: 1400px;
  margin: 0 auto;
  margin-top: 60px;
}
.title-sp {
  color: #00eaff;
  text-align: center;
  font-size: 20px;
  margin-top: 20px;
 
}
.project-tab {
  margin-top: 40px;
  display: flex;
  justify-content: center;
}
.project-tab .item {
  padding: 25px;
  color: #fff;
  position: relative;
  font-size: 20px;
}
.project-tab .item::before {
  content: "/";
  position: absolute;
  left: 0;
  top: 25px;
  font-size: 14px;
  color: #fff;
}
.project-tab .item:first-child::before {
  display: none;
}
.content-auto {
  content-visibility: auto;
}

/* 三次贝塞尔曲线动画 */
.bezier-curve {
  position: absolute;
  display: none;
  width: 100%;
  max-width: 80px;
  height: 22px;
  bottom: 0;
  left: 0;
}

.bezier-curve svg {
  width: 100%;
  height: 100%;
}

.bezier-curve path {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 1000;
  stroke-dashoffset: 1000;
 
}

@keyframes draw-bezier {
  to {
      stroke-dashoffset: 0;
  }
}

.project-tab .item.active .bezier-curve path {
  stroke-dashoffset: 0;
}
.project-tab .item:hover .bezier-curve path  {
  animation: draw-bezier 1s linear forwards infinite;
}

.project-tab .item.active,.project-tab .item:hover {
  color: #00eaff;
}



.air-enr {
  width: 100%;
  overflow: hidden;
  position: relative;
}
.air-enr .newslist {
  width: 1400px;
  margin-top: 50px;
}

.newslist .item {
  display: block;
  width: 450px;

  cursor: pointer;
 

}
.newslist .item-box {
  height: 350px;
  position: relative;
  overflow: hidden;
  border-radius: 10px;
}
.newslist .item .pro-show {
  position: absolute;
  left: 0;
  top: 100%;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 2;
  transition: all .3s;
  padding: 90px 0 0 40px; 
  display: flex;
  z-index: 97;
}
.newslist .item:hover .pro-show {
  top: 0%;
} 
.newslist .main-pic {
  width: 100%;
  height: 100%;
  display: block;
  transition: all .3s;
}
.newslist .pro-tag {
  position: absolute;
  left: 0;
  top: 0;
  width: 145px;
  height: 53px;
  font-size: 18px;
  color: #fff;
  text-align: center;
  line-height: 42px;
  background: url(../images/pro-tag.png) no-repeat;
  z-index: 98;
}
.newslist .item .pro-wei {
  width: 170px;
  height: 170px;
  padding: 10px;
  background: #fff;
  border-radius: 10px;
}
.newslist .item .jtrop {
  width: 12px;
  height: 287px;
  background: url(../images/line-1.png) no-repeat;
  margin: 10px 25px 0;
}
.newslist .item .tbt {
  font-size: 16px;
  color: #fff;
  line-height: 30px;
  margin-top: 20px;
  text-decoration: underline;
  position: relative;
  transition: all .3s;
}
.newslist .item:hover .tbt {
  margin-left: 6px;
}
.newslist .item:hover .main-pic{
  transform: scale(1.08);
}

@keyframes rotate2 {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}
.newslist .item .pro-more {
  display: block;
  width: 130px;
  height: 44px;
  line-height: 44px;
  border-radius: 44px;
  margin-top: 54px;
  background: linear-gradient(to right bottom,#0e54aa,#1b9ac9);
  font-size: 16px;
  text-align: center;
  color: #ffffff;
  position: relative;
  z-index: 3;
}

.air-enr .news-prev, .air-enr .news-next{
  position: absolute;
  top: 170px;
  margin: 0;
  width: 62px;
  height: 62px;
  border-radius: 100%;
  margin-left: 20px;
  border: 2px solid #000;
  transition: all .3s;
}
.air-enr .news-prev {
  background: url(../images/prev2.png) center no-repeat;
  left: 50%;
  margin-left: -777px;
  
}
.air-enr .news-next {
  background: url(../images/next2.png) center no-repeat;

  right:  50%;
  margin-right: -777px;
  
}
.air-enr .news-prev:hover {
  margin-left: -784px;
}
.air-enr .news-next:hover {
  margin-right: -784px;
}


/*****************/
.service-box {
  background: #07090d;
  overflow: hidden;
  position: relative;

}
.service-box .sev-video {
  position: absolute;
  left: 0;
  top: 250px;
  height: 100vh;
}
.sev-three {
  height: 1000px;
  position: relative;
  width: 1400px;
  margin: 0 auto;
}
.content-auto {
  content-visibility: auto;
}
.physics-container {
  perspective: 1200px;
  position: absolute;

}
.physics-container.card1 {
  left: 0;
  top: 170px;
}
.physics-container.card2 {
  right: 0;
  top: 280px;
}
.physics-container.card3 {
  left: 110px;
  top: 590px;
}
.physics-card {
 /* transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1); */
 will-change: transform;
 transition: transform 0.1s cubic-bezier(0, 0, 1, 1); 
  transform-style: preserve-3d;
  background: none;
  position: relative;
  width: 485px;
  height: 285px;
  background: url(../images/sevitem.png) no-repeat;
  padding: 115px 40px 0;
  color: #fff;
  font-size: 18px;
  line-height: 32px;
}
.physics-card .tbt {
  font-size: 36px;
  margin-bottom: 20px;
}
.physics-container .card-sp {
  position: absolute;
  transition: all .3s;
  z-index: 101;
  will-change: transform;
}
.physics-container .sp1 {
  left: 50px;
  top: -60px;
  background: url(../images/card11.png) no-repeat;
  width: 22px;
  height: 23px;
  animation: float 1s ease-in-out infinite;
}
.physics-container .sp2 {
  left: 165px;
  top: 60px;
  background: url(../images/card12.png) no-repeat;
  width: 22px;
  height: 23px;
  animation: float 1.2s ease-in-out infinite;
}
.physics-container .sp3 {
  left: 58px;
  top: -60px;
  background: url(../images/card13.png) no-repeat;
  width: 131px;
  height: 146px;
  animation: float 2s ease-in-out infinite;
}
@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
  100% { transform: translateY(0px); }
}

.physics-container .sp4 {
  left: 58px;
  top: -58px;
  background: url(../images/card2.png) no-repeat;
  width: 149px;
  height: 155px;
  animation: float 2s ease-in-out infinite;
}
.physics-container .sp5 {
  left: 70px;
  top: -38px;
  background: url(../images/card3.png) no-repeat;
  width: 138px;
  height: 121px;
  animation: sway 2s infinite ease-in-out;
}
/******************/
.coop-box {
  overflow: hidden;
  background: #0c0e14 url(../images/bg-4.png) 0 100px no-repeat;
}
.coop-slide {
  width: 1400px;
  margin: 0 auto;
  overflow: hidden;
  margin-top: 50px;
}
.coop-slide .swiper-slide {
  background: none;
  text-align: center;
  overflow: hidden;
  height: 90px;
  display: flex;
  justify-content: center;
  flex-direction: column;
  cursor: pointer;
}
.coop-slide .swiper-slide img{
  max-width: 100%;
  max-height: 100%;
  display: block;
  margin: 0 auto;
}
/***************/
.news-top {
 width: 1400px;
 margin: 0 auto;
  margin-top: 70px;
  padding-bottom: 60px;
  border-bottom: 1px solid #3d414a;
}
.news-top .tbl {
  width: 570px;
  font-size: 20px;
  color: #fff;
  line-height: 40px;

}
.news-top .tbl .tbt {
  font-size: 22px;
  margin-top: 40px;
  margin-bottom: 40px;
}
.news-top .tbl .tbt:hover {
  color: #00eaff;
}
.news-top .tbrimg {
  width: 704px;
  height: 400px;
  overflow: hidden;
  border-radius: 10px;
  position: relative;
}
.news-top .tbrimg img {
  width: 100%;
  height: 100%;
  display: block;
  transition: all .3s;
}
.news-top .tbrimg:hover img {
  transform: scale(1.08);
}
.news-top .tbrimg::before {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  z-index: 10;
  background: url(../images/news-top.png) no-repeat;
}
.news-top .date {
  display: none;
}
.login-box {
  top: 0;
  left: 0;
}
.login-inp {
  font-size: 16px;
}
.news-list8 .item .tbb .date{
  display: none;
}
.news-top .nmore {
   display: block;
   position: relative;
   width: 150px;
   height: 48px;
   line-height: 48px;
   border-radius: 48px;
   font-size: 16px;
   padding-left: 30px;
   margin-top: 40px;
   background: linear-gradient(to right bottom,#0c4c9c,#1992ba);
}
.news-top .nmore em {
  width: 21px;
  height: 16px;
  display: block;
  position: absolute;
  right: 20px;
  top: 16px;
  transition: all .3s;
  background: url(../images/jt1.png) no-repeat;
  
}
.news-top .nmore:hover em {
  right: 14px;
} 
/*****************/
.news-list8 {
  width: 1400px;
  display: flex;
  margin: 0 auto;
  margin-top: 50px;
  overflow: hidden;
  
}
.news-list8 .item {
  width: 420px;
  margin-left: 70px;
  color: #70707b;
  font-size: 14px;
  line-height: 24px;

}
.news-list8 .item:first-child {
  margin-left: 0;
}
.news-list8 .item .tbt {
  font-size: 20px;
  line-height: 36px;
  color: #fff;
  padding-bottom: 20px;
}
.news-list8 .item .newsline {
  width: 100%;
  height: 1px;
  background: #848588;
  overflow: hidden;
  margin-bottom: 20px;
  position: relative;
}
.news-list8 .item .newsline::before {
  content: "";
  position: absolute;
  left: -100%;
  top: 0;
  display: block;
  width: 100%;
  height: 1px;
  background: #00eaff;
 
}
.news-list8 .item:hover .newsline::before {
  animation: shimmer2 2s infinite ease-in-out;
}
.news-list8 .item:hover .tbt {
  color: #00eaff;
}

@keyframes shimmer2 {
    0% { left: -50%; }
    50% { left: 50%; }
    100% { left: -50%;}
}
.news-list8 .item .tbb {
  display: flex;
  justify-content: space-between;
  margin-top: 20px;
  color: #babbc0;
  font-size: 16px;
}
.news-list8 .item .tbb .more:hover {
  color: #00eaff;
}
/*******************/
.innmain {
  padding: 150px 0 0 0;
  background:#12161f url(../images/inman.png) top center no-repeat;
  padding-bottom: 40px;
}
.inn-title {
  width: 1400px;
  margin: 0 auto;

}
.inn-title .tbt {
  font-size: 36px;
  color: #fff;
}
.inn-title .title-sp {
  text-align: left;
}











































/*****************/
#lightbox * {
  box-sizing: content-box;
}

.imforwarp {
  width: 1021px;
  overflow: hidden;
  margin-top: 55px;
}

#lightbox-infoFooter {
  display: block !important;
}

#lightbox-caption-title {
  text-decoration: none !important;
  color: #000000;
  font-size: 14px;
}

#lightbox-currentNumber {
  display: none !important;
}

#lightbox-close {
  background: url("../images/close8.png") no-repeat;
  font-size: 0;
  width: 40px !important;
  transition: all 200ms ease 0s;
  -webkit-transition: all 200ms ease 0s;
  -ms-transition: all 200ms ease 0s;
  height: 40px;
  position: absolute;
  right: -20px;
  top: -20px;
  z-index: 9999;
  cursor: pointer;
}

#lightbox-close:hover {
  transform: rotate(180deg);
  -webkit-transform: rotate(180deg);
  -ms-transform: rotate(180deg);
}

#lightbox-imageBox,
#lightbox-infoBox {
  border: #FFF 5px solid !important;
}

#lightbox-imageBox {
  overflow: visible !important;
}