body * {
  box-sizing: border-box;
  flex-shrink: 0;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
html,
body {
  margin: 0;
  padding: 0;
  font-family:
    PingFangSC-Regular,
    Roboto,
    Helvetica Neue,
    Helvetica,
    Tahoma,
    Arial,
    PingFang SC-Light,
    Microsoft YaHei;
}
.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.6s ease-out,
    transform 0.6s ease-out;
}
.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}
.stagger-children > * {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.5s ease-out,
    transform 0.5s ease-out;
}
.stagger-children > *.visible {
  opacity: 1;
  transform: translateY(0);
}
.slide-in-left {
  opacity: 0;
  transform: translateX(-50px);
  transition:
    opacity 0.6s ease-out,
    transform 0.6s ease-out;
}
.slide-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}
.slide-in-right {
  opacity: 0;
  transform: translateX(50px);
  transition:
    opacity 0.6s ease-out,
    transform 0.6s ease-out;
}
.slide-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}
.scale-in {
  opacity: 0;
  transform: scale(0.8);
  transition:
    opacity 0.4s ease-out,
    transform 0.4s ease-out;
}
.scale-in.visible {
  opacity: 1;
  transform: scale(1);
}
/* 通用标题样式 */
.section-title {
  font-family:
    PingFang SC,
    PingFang SC;
  font-weight: 500;
  font-size: 0.08rem;
  color: #00f3ff;
  line-height: 0.13rem;
  margin-bottom: 0.17rem;
  letter-spacing: 1px;
}
.section-subtitle {
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: bold;
  font-size: 0.25rem;
  color: #ffffff;
  line-height: 0.25rem;
}

/* 顶部导航 */
.top {
  width: 100%;
  height: 0.5rem;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 0.01rem solid rgba(255, 255, 255, 0.1);
  padding: 0.09rem 0.14rem;
  position: fixed;
  left: 0;
  top: 0;
  z-index: 9999999;
}

.top-logo {
  width: 0.21rem;
  height: 0.21rem;
}
.top-info span {
  font-family:
    PingFang SC,
    PingFang SC;
  font-weight: 500;
  font-size: 0.09rem;
  color: #00f3ff;
  line-height: 0.15rem;
  letter-spacing: 1px;
  margin-left: 0.09rem;
}
.top nav a {
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: bold;
  font-size: 0.07rem;
  color: #e5e7eb;
  line-height: 0.1rem;
  text-decoration: none;
  margin-right: 0.25rem;
  transition: color 0.3s ease;
}

.top nav a:hover {
  color: #00f3ff;
}

.top nav a.active {
  color: #00f3ff;
}
.top button {
  width: 0.64rem;
  height: 0.22rem;
  border: 0.01rem solid #00f3ff;
  font-family:
    PingFang SC,
    PingFang SC;
  font-weight: 500;
  font-size: 0.07rem;
  color: #00f3ff;
  line-height: 0.22rem;
  text-align: center;
}
/* 主页 */
.content-section {
  position: relative;
  text-align: center;
  height: 5.63rem;
  background: url(../images/index/top-bg.jpg) no-repeat center center;
  background-size: cover;
}

.content-section .title {
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: 900;
  font-size: 0.5rem;
  color: #ffffff;
  line-height: 0.5rem;
  margin: 0.12rem 0;
}

.content-section .desc {
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: 300;
  font-size: 0.13rem;
  color: #9ca3af;
  line-height: 0.17rem;
  margin: 0.17rem 0 0.26rem;
}
.content-section .btns button {
  width: 0.91rem;
  height: 0.35rem;
  background: #00f3ff;
  border-radius: 0.01rem 0.01rem 0.01rem 0.01rem;
  text-align: center;
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: bold;
  font-size: 0.09rem;
  color: #0a0a0c;
  line-height: 0.15rem;
  letter-spacing: 1px;
}
.content-section .btns button:nth-child(2) {
  background: transparent;
  border: 0.01rem solid rgba(255, 255, 255, 0.3);
  margin-left: 0.17rem;
  color: #ffffff;
}
/* 关于我们 */
.about-section {
  height: 5.26rem;
  background-color: #0a0a0c;
  padding: 0.26rem 0 0.26rem 0.22rem;
}
.about-section .left {
  height: 4.54rem;
}
.about-section .right {
  height: 4.33rem;
  padding: 0.39rem 0;
  margin-left: -0.2rem;
}
.about-section .right-content {
  width: 100%;
  height: 100%;
  background-color: #000000;
  padding: 0 0 0 0.42rem;
}
.about-section .section-intro {
  width: 2.92rem;
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: 400;
  font-size: 0.1rem;
  color: #9ca3af;
  line-height: 0.17rem;
  margin: 0.16rem 0 0.38rem;
}

.about-section .section-num .num-item {
  width: 50%;
  padding-left: 0.13rem;
  border-left: 0.01rem solid rgba(0, 243, 255, 0.3);
}
.about-section .section-num .num {
  font-family:
    PingFang SC,
    PingFang SC;
  font-weight: 500;
  font-size: 0.25rem;
  color: #ffffff;
  line-height: 0.25rem;
}
.about-section .section-num .text {
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: 400;
  font-size: 0.07rem;
  color: #6b7280;
  line-height: 0.1rem;
  letter-spacing: 1px;
  margin-top: 0.04rem;
}
/* 企业文化 */
.culture-section {
  padding: 0.67rem 0.96rem;
  background-color: #0a0a0c;
}
.culture-section .title {
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: bold;
  font-size: 0.19rem;
  color: #ffffff;
  line-height: 0.21rem;
}
.culture-section .line {
  width: 0.5rem;
  height: 0.03rem;
  background: #00f3ff;
  margin: 0.13rem 0 0.42rem;
}
.culture-list {
  gap: 0.2rem;
  width: 100%;
}
.culture-list .culture-item {
  background: #f8fafc;
  min-height: 1.66rem;
  background: rgba(255, 255, 255, 0.03);
  border: 0.01rem solid rgba(255, 255, 255, 0.1);
}
.culture-list .culture-item:hover {
  box-shadow: 0rem 0.05rem 0.16rem -0.05rem rgba(14, 165, 233, 0.15);
  transition: all 0.3s ease;
}
.culture-list img {
  width: 0.42rem;
  height: 0.42rem;
}
.culture-list .culture-title {
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: bold;
  font-size: 0.13rem;
  color: #ffffff;
  line-height: 0.17rem;
  margin: 0.17rem 0 0.08rem;
}
.culture-list .culture-desc {
  width: 1.33rem;
  font-family:
    PingFang SC,
    PingFang SC;
  font-weight: 500;
  font-size: 0.07rem;
  color: #64748b;
  line-height: 0.12rem;
  text-align: center;
}
/* 业务核心 */
.core-section {
  padding: 0.67rem 0.96rem;
  background: #000000;
}

.core-section .title-box .right {
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: 400;
  font-size: 0.09rem;
  color: #6b7280;
  line-height: 0.15rem;
}
.core-section .core-list {
  width: 100%;
  margin-top: 0.42rem;
  border: 0.01rem solid rgba(255, 255, 255, 0.103);
}

.core-section .core-item {
  position: relative;
}
.core-section .core-item:nth-child(1) {
  background: #fff;
  height: 2rem;
  background: url(../images/index/core-1.png) no-repeat center center;
  background-size: cover;
}
.core-section .core-item:nth-child(2) {
  background: url(../images/index/core-2.png) no-repeat center center;
}
.core-section .core-item:nth-child(3) {
  background: url(../images/index/core-3.png) no-repeat center center;
}

.core-section .core-item .cover {
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0), rgba(3, 3, 3, 1));
  z-index: 9;
}
.core-section .core-item .text-box {
  margin-left: 0.21rem;
  z-index: 999;
}
.core-section .core-item .core-idx {
  font-family:
    PingFang SC,
    PingFang SC;
  font-weight: 500;
  font-size: 0.13rem;
  color: #00f3ff;
  line-height: 0.17rem;
  margin-top: 1.04rem;
}
.core-section .core-item .core-title {
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: bold;
  font-size: 0.16rem;
  color: #ffffff;
  line-height: 0.19rem;
  margin: 0.12rem 0;
}
/* 未来愿景 */
.feature-section {
  position: relative;
  padding: 0.83rem 2rem;
  background: url(../images/index/ful-bg.png) no-repeat right center;
  background-size: 3.26rem 100%;
  background-position: right center;
  background-color: #0a0a0c;
}
.feature-section .cover {
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
  background-color: rgba(10, 10, 12, 0.8);
}
.feature-section .feature-content {
  position: relative;
  z-index: 999;
  border: 0.01rem solid rgba(255, 255, 255, 0.1);
  border-left-width: 0.04rem;
  padding: 0.34rem;
}
.feature-section .list .item:first-child {
  margin-right: 0.42rem;
}
.feature-section .list .title {
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: bold;
  font-size: 0.16rem;
  color: #ffffff;
  line-height: 0.19rem;
}
.feature-section .list .desc {
  width: 2.43rem;
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: 400;
  font-size: 0.1rem;
  color: #9ca3af;
  line-height: 0.17rem;
  margin: 0.12rem 0 0.34rem;
}
.feature-section .tags span {
  width: 0.75rem;
  height: 0.2rem;
  line-height: 0.2rem;
  border: 0.01rem solid rgba(0, 243, 255, 0.3);
  font-family:
    PingFang SC,
    PingFang SC;
  font-weight: 500;
  font-size: 0.07rem;
  color: #00f3ff;
  letter-spacing: 1px;
  text-align: center;
  margin-right: 0.13rem;
}
/* 底部 */

.footer-content {
  padding: 0.42rem 0;
  background-color: #000000;
}
.footer .logo-box img {
  width: 0.21rem;
  height: 0.21rem;
  margin-right: 0.24rem;
}
.footer .logo-box .title {
  font-family:
    PingFang SC,
    PingFang SC;
  font-weight: 500;
  font-size: 0.09rem;
  color: #ffffff;
  line-height: 0.15rem;
  letter-spacing: 7px;
}
.footer .copyright {
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: 400;
  font-size: 0.07rem;
  color: #4b5563;
  line-height: 0.1rem;
  margin: 0.2rem 0 0.13rem;
}
.footer .link img {
  width: 0.13rem;
  height: 0.13rem;
  margin-right: 0.17rem;
}
.footer .link img:nth-child(2) {
  margin-right: 0;
}
.footer .bg-box {
  width: 100%;
  height: 0.42rem;
  background-color: #0a0a0c;
}