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;
}
button {
  margin: 0;
  padding: 0;
  border: none;
  outline: none;
  background: transparent;
  cursor: pointer;
  font-family: inherit;
}
.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);
}

.flex-col {
  display: flex;
  flex-direction: column;
}
.justify-between {
  display: flex;
  justify-content: space-between;
}
.align-center {
  display: flex;
  align-items: center;
}
.justify-center {
  display: flex;
  justify-content: center;
}
.flex-row {
  display: flex;
  flex-direction: row;
}
.flex-1 {
  flex: 1;
}
.padding83 {
  padding: 0 0.83rem;
}

/* 顶部导航 */
.top {
  width: 100%;
  height: 0.38rem;
  padding: 0.03rem 0 0.03rem 0.83rem;
  position: fixed;
  left: 0;
  background-color: #ffffff;
  top: 0;
  z-index: 9999999;
  border-bottom: 0.01rem solid #ddd;
}
.top-info {
  margin-right: 0.42rem;
}
.top-logo {
  width: 0.33rem;
  height: 0.33rem;
  margin-right: 0.06rem;
}
.top-title {
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: 900;
  font-size: 0.09rem;
  color: #083343;
  line-height: 0.16rem;
}
.top-subtitle {
  font-family: Inter, Inter;
  font-weight: bold;
  font-size: 0.04rem;
  color: #0066ff;
  letter-spacing: 1px;
}
.top nav a {
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: bold;
  font-size: 0.08rem;
  color: #475569;
  line-height: 0.1rem;
  text-decoration: none;
  margin-right: 0.17rem;
  transition: color 0.3s ease;
}
.top nav span:last-child a {
  margin-right: 0;
}
.top nav a:hover {
  color: #0066ff;
  text-decoration: underline;
  text-underline-offset: 0.05rem;
}

.top nav a.active {
  color: #0066ff;
  text-decoration: underline;
  text-underline-offset: 0.05rem;
}
/* 主页 */
.content-section {
  position: relative;
  height: 4.69rem;
  background: url(../images/index/top-bg.jpg) no-repeat center center;
  background-size: cover;
  margin-top: 0.38rem;
}
.content-section .tag {
  height: 0.16rem;
  padding: 0.04rem 0.1rem;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 52.08rem;
  border: 0.01rem solid rgba(255, 255, 255, 0.15);
  font-weight: bold;
  font-size: 0.06rem;
  color: #bfdbfe;
  letter-spacing: 2px;
}
.content-section .tag span {
  display: inline-block;
  width: 0.04rem;
  height: 0.04rem;
  background: #10b981;
  border-radius: 52.08rem;
  margin-right: 0.05rem;
}
.content-section .title {
  font-weight: 900;
  font-size: 0.33rem;
  color: #ffffff;
  line-height: 0.4rem;
  text-shadow: 0px 0px 0px rgba(0, 0, 0, 0.2);
  margin: 0.17rem 0 0.08rem;
}

.content-section .desc {
  font-weight: 400;
  font-size: 0.19rem;
  color: #bfdbfe;
  text-shadow: 0px 0px 0px rgba(0, 0, 0, 0.15);
}
.content-section .intro {
  font-weight: 400;
  font-size: 0.09rem;
  color: #cbd5e1;
  line-height: 0.16rem;
  text-shadow: 0px 0px 0px rgba(0, 0, 0, 0.1);
  margin: 0.17rem 0 0.29rem;
  text-align: center;
}
.content-section .btns {
  gap: 0.13rem;
}
.content-section .btns .btn {
  padding: 0.08rem 0.21rem;
  position: relative;
  background: #0066ff;
  box-shadow:
    0rem 0.04rem 0.08rem -0.02rem rgba(0, 102, 255, 0.3),
    0rem 0.05rem 0.13rem -0.05rem rgba(0, 0, 0, 0.1);
  border-radius: 0.06rem;
  color: #fff;
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: 400;
  font-size: 0.09rem;
  text-align: center;
}
.content-section .btns .btn:last-child {
  background: transparent;
  box-shadow: 0rem 0.04rem 0.09rem -0.05rem rgba(0, 0, 0, 0.1);
  border: 0.01rem solid rgba(255, 255, 255, 0.3);
}
section {
  scroll-margin-top: 0.5rem;
  margin-top: 0.42rem;
}
section .part-title {
  font-family:
    PingFang SC,
    PingFang SC;
  font-weight: 900;
  font-size: 0.21rem;
  color: #1e293b;
  line-height: 0.27rem;
  margin-bottom: 0.13rem;
  text-align: center;
  margin-top: 0.08rem;
}
section .part-subtitle {
  font-weight: bold;
  font-size: 0.06rem;
  color: #0066ff;
  letter-spacing: 2px;
}
section .part-title-underline {
  width: 0.42rem;
  height: 0.02rem;
  background: #0066ff;
  border-radius: 5.2rem;
  margin-top: 0.08rem;
}
.ability .content {
  margin-top: 0.27rem;
  gap: 0.17rem;
  flex-wrap: wrap;
}
.ability .ability-item {
  width: 48%;
  background: #ffffff;
  box-shadow:
    0rem 0.01rem 0.05rem 0rem rgba(15, 23, 42, 0.03),
    0rem 0.09rem 0.21rem -0.06rem rgba(15, 23, 42, 0.08);
  border-radius: 0.13rem;
  border: 0.01rem solid #e2e8f0;
}
.ability .ability-item .info-content {
  padding: 0.21rem;
}
.ability .ability-item .idx {
  font-family: Inter, Inter;
  font-weight: bold;
  font-size: 0.1rem;
  color: #94a3b8;
}
.ability .ability-item .icon {
  width: 0.33rem;
  height: 0.33rem;
}
.ability .ability-item .title {
  font-weight: bold;
  font-size: 0.13rem;
  color: #1e293b;
  line-height: 0.18rem;
  margin: 0.13rem 0 0.06rem;
}
.ability .ability-item .desc {
  font-family: Inter, Inter;
  font-weight: 400;
  font-size: 0.08rem;
  color: #4a5565;
  line-height: 0.14rem;
}
.ability .ability-item .more {
  margin-top: 0.13rem;
  font-weight: bold;
  font-size: 0.07rem;
  color: #0066ff;
  line-height: 0.1rem;
}
.ability .ability-item .more img {
  width: 0.08rem;
  height: 0.08rem;
  margin-left: 0.04rem;
}
.introduction {
  padding: 0.42rem 0.83rem 0.54rem;
  background: #f8fafc;
}
.introduction .part-title {
  margin-bottom: 0.33rem;
}
.introduction .part-title,
.introduction .part-subtitle {
  text-align: left;
}
.introduction .intro-img {
  width: 3.92rem;
  margin-right: 0.25rem;
}
.introduction .intro {
  width: 3.92rem;
  font-family:
    PingFang SC,
    PingFang SC;
  font-weight: 400;
  font-size: 0.08rem;
  color: #4b5563;
  line-height: 0.16rem;
}
.introduction .section-desc {
  width: 4.17rem;
  height: 0.39rem;
  background: #fff;
  border-radius: 0rem 0.08rem 0.08rem 0rem;
  border-left: 0.02rem solid #3b82f6;
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: 500;
  font-size: 0.08rem;
  color: #1e293b;
  padding-left: 0.17rem;
  margin: 0.13rem 0 0.29rem 0;
}
.introduction .section-num .num-item {
  width: 33%;
}
.introduction .section-num .num {
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: 900;
  font-size: 0.21rem;
  color: #0066ff;
  line-height: 0.27rem;
}
.introduction .section-num .text {
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: bold;
  font-size: 0.07rem;
  color: #64748b;
  line-height: 0.1rem;
  margin-top: 0.04rem;
}
.business-range .content {
  margin: 0.38rem 0 0.42rem;
  gap: 0.17rem;
}
.business-range .content .item-box {
  position: relative;
  flex: 1;
  box-shadow:
    0rem 0.01rem 0.05rem 0rem rgba(15, 23, 42, 0.03),
    0rem 0.09rem 0.21rem -0.06rem rgba(15, 23, 42, 0.08);
  border-radius: 0.13rem;
  border: 0.01rem solid #e2e8f0;
}
.business-range .content .img-box {
  width: 100%;
}
.business-range .content .img-box img {
  width: 100%;
}

.business-range .text-box {
  width: 100%;
  text-align: left;
  padding: 0.17rem;
}
.business-range .text-box .part-subtitle {
  font-size: 0.07rem;
  line-height: 0.1rem;
}
.business-range .business-title {
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: bold;
  font-size: 0.1rem;
  color: #1e293b;
  line-height: 0.18rem;
  margin: 0.02rem 0 0.1rem;
}
.business-range .business-intro {
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: 500;
  font-size: 0.07rem;
  color: #64748b;
  line-height: 0.1rem;
}
.success-story {
  height: 1.51rem;
  background: radial-gradient(
    60% 60% at 50% 50%,
    rgba(0, 102, 255, 0.13) 0%,
    rgba(0, 0, 0, 0) 100%
  );
  box-shadow: 0rem 0.13rem 0.31rem -0.1rem rgba(0, 0, 0, 0.08);
  border: 0.01rem solid #e2e8f0;
  text-align: center;
  padding-top: 0.42rem;
}
.success-story .title {
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: 900;
  font-size: 0.21rem;
  color: #083343;
  line-height: 0.27rem;
}
.success-story .intro {
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: 400;
  font-size: 0.09rem;
  color: #64748b;
  line-height: 0.16rem;
  margin-top: 0.13rem;
}
/* 底部 */
.footer {
  height: 2.21rem;
  padding: 0.33rem 0.83rem 0.21rem;
  background: #101828;
}

.footer .footer-left img {
  width: 0.21rem;
  height: 0.21rem;
  margin-right: 0.06rem;
}
.footer .footer-left .company-name {
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: 900;
  font-size: 0.09rem;
  color: #ffffff;
  line-height: 0.16rem;
}
.footer .footer-left .company-tag {
  font-family: Inter, Inter;
  font-weight: bold;
  font-size: 0.04rem;
  color: #0066ff;
  letter-spacing: 1px;
}
.footer .footer-left .left-bottom {
  max-width: 2.5rem;
  font-family:
    Noto Sans SC,
    Noto Sans SC;
  font-weight: 400;
  font-size: 0.07rem;
  color: #d1d5dc;
  line-height: 0.15rem;
  margin-top: 0.13rem;
}
.footer .footer-right {
  margin-left: 2.81rem;
}

.footer .footer-right .nav-item {
  margin-right: 0.42rem;
}
.footer .footer-right .nav-item:last-child {
  margin-right: 0;
}
.footer .footer-right .title {
  font-family: Inter, Inter;
  font-weight: normal;
  font-size: 0.08rem;
  color: #ffffff;
  line-height: 0.13rem;
  margin-bottom: 0.12rem;
}
.footer .footer-right .item-link {
  font-family: Inter, Inter;
  font-weight: 400;
  font-size: 0.07rem;
  color: #d1d5dc;
  line-height: 0.1rem;
  margin-bottom: 0.1rem;
}
.footer .footer-right .item-link img {
  width: 0.09rem;
  height: 0.09rem;
  margin-right: 0.06rem;
}
.footer .line {
  width: 100%;
  height: 0;
  border-bottom: 0.01rem solid #1e293b;
  margin: 0.25rem 0;
}
.footer .copyright {
  text-align: center;
  font-family: Inter, Inter;
  font-weight: 400;
  font-size: 0.07rem;
  color: #d1d5dc;
  line-height: 0.1rem;
}
.footer .copyright span {
  display: inline-block;
  margin-right: 0.13rem;
}
.footer .copyright span:last-child {
  margin-right: 0;
}