@charset "UTF-8";
* {
  margin: 0;
  padding: 0;
  color: #151a23;
  font-size: 14px;
}

body {
  height: 100%;
}

header {
  height: 80px;
  min-height: 80px;
  background: #ffffff;
  box-shadow: 0px 0px 12px 1px rgba(0, 0, 0, 0.16);
  margin-bottom: 10px;
  min-width: 1220px;
}

header .container {
  height: 100%;
  margin: 0 auto;
}

.fixed {
  min-width: auto;
}

.fixed .flex-between {
  width: 100%;
}

.containerBox {
  width: 1200px;
  margin: 0 auto;
}

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

#product {
  width: 1220px;
  margin: 0 auto;
}

#contact {
  min-height: calc(100vh - 80px - 323px);
  /* 减去顶部导航高度 */
}

.block {
  background-color: #fff;
  padding: 38px 0 80px;
}

.block_b {
  background-color: #fafbff;
  padding: 38px 0;
}

.logo {
  height: 45px;
}

.logo img {
  height: 45px;
}

.logo img:first-child {
  margin-right: 8px;
}

.nav {
  display: flex;
  height: 100%;
  align-items: center;
}

.nav .nav_item {
  margin-left: 60px;
  cursor: pointer;
  position: relative;
  height: 100%;
  align-items: center;
  display: flex;
  text-decoration: none;
}

.nav .nav_item:hover {
  color: #2148fe;
  font-weight: bold;
}

.nav .nav_item:hover::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 30px;
  height: 2px;
  background-color: #2148fe;
  transform: translateX(-50%);
}

.nav .active {
  color: #2148fe;
  font-weight: bold;
}

.nav .active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 30px;
  height: 2px;
  background-color: #2148fe;
  transform: translateX(-50%);
}

.margin-l-45 {
  margin-left: 45px;
}

.margin-r-45 {
  margin-right: 45px;
}

.content_img {
  width: 575px;
}

.content {
  min-width: 1200px;
}

.content h1 {
  font-size: 28px;
  margin-bottom: 20px;
}

.content p {
  color: #686a70;
  font-size: 18px;
  line-height: 26px;
}

.content .point {
  margin-top: 40px;
  margin-left: 20px;
}

.content .point li {
  line-height: 35px;
  font-size: 18px;
}

.fixed {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
}

.chatHeader {
  margin: 70px 0 100px;
  text-align: center;
}

.chatHeader h1 {
  font-size: 64px;
  margin-bottom: 10px;
  color: #fff;
}

.chatHeader p {
  font-size: 16px;
  opacity: 0.7;
  color: #fff;
}

.channels {
  display: flex;
  justify-content: center;
}

.channel {
  width: 368px;
  cursor: pointer;
  background-color: #fff;
  border-radius: 40px;
  padding: 38px 33px;
  color: #333;
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease;
  position: relative;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  box-sizing: border-box;
}

.channelMiddle {
  margin: 0 48px;
}

.channel img {
  width: 64px;
  height: 64px;
}

.channel h2 {
  font-size: 18px;
  margin: 35px 0 20px;
}

.channel p {
  font-size: 14px;
  line-height: 1.5;
}

.channel:hover {
  transform: translateY(-10px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.product-grid {
  display: flex;
  justify-content: center;
}

.product-item {
  padding: 30px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: center;
  width: 368px;
  cursor: pointer;
  box-sizing: border-box;
}

.product-item img {
  width: auto;
  height: 50px;
  margin-bottom: 10px;
}

.product-item h4 {
  font-size: 16px;
  font-weight: bold;
  margin: 20px 0 14px;
}

.product-item p {
  font-size: 14px;
  color: #666;
  text-align: left;
}

/* 动画效果 */
.product-item:hover {
  transform: translateY(-5px);
  transition: all 0.3s ease;
}

.contact {
  min-width: 1200px;
}

.contact h1 {
  margin-top: 50px;
}

.contact h3 {
  margin-top: 50px;
  margin-bottom: 20px;
  font-size: 18px;
}

.contact .contact_way {
  display: flex;
}

.contact .contact_way li {
  list-style: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-right: 55px;
  cursor: pointer;
}

.contact .contact_way li img {
  width: 40px;
  height: 40px;
  margin-bottom: 10px;
}

.contact .pay_way li {
  margin-right: 10px;
}

.contact .pay_way li img {
  width: 68px;
  height: 40px;
}

.footer {
  background-color: #f8f9fa;
  text-align: center;
  width: 100%;
  min-width: 1220px;
}

.footer .footer-box {
  width: 1200px;
  margin: 0 auto;
  display: flex;
}

.footer .footer-div {
  display: flex;
  align-items: center;
  justify-content: center;
  background: #1f2226;
  height: 40px;
  color: #abacad;
  font-size: 13px;
}
.footer .footer-div a {
  margin-left: 12px;
  color: inherit;
  text-decoration: auto;
}

.footer-container {
  display: flex;
  flex-wrap: wrap;
  margin: 0 auto;
  background: #0d1015;
  padding: 40px 20px;
  color: #fff;
  justify-content: space-between;
  gap: 80px;
  box-sizing: border-box;
}

.footer-container .footer-content {
  width: 60%;
  display: flex;
}

.footer-container .footer-content .footer-section {
  flex: 1;
  text-align: start;
}

.footer-section:last-child {
  margin: 0;
}

.footer-section h3 {
  font-family:
    HarmonyOS Sans,
    HarmonyOS Sans;
  font-weight: 400;
  font-size: 18px;
  color: #ffffff;
  margin-bottom: 20px;
  text-align: left;
  font-style: normal;
  text-transform: none;
}

.footer-section ul {
  list-style: none;
  padding: 0;
}

.footer-section ul li {
  margin-bottom: 20px;
}

.footer-section ul li a {
  text-decoration: none;
  color: #fff;
  margin-bottom: 20px;
}

.footer-img {
  width: 160px;
  flex-shrink: 0;
  margin-left: auto;
  /* 将 footer-img 推到最右边 */
}

.footer-img img {
  max-width: 100%;
  height: auto;
  margin-bottom: 20px;
}

.social-links {
  font-size: 14px;
}

.social-links a {
  text-decoration: none;
  color: #fff;
}

@media screen and (max-width: 768px) {
  .container {
    width: 100%;
  }
  header {
    height: 60px;
    min-height: 60px;
  }
  header .container {
    padding: 0 0 0 10px;
    box-sizing: border-box;
  }
  header .container .logo {
    height: 25px;
  }
  header .container .logo img {
    height: 25px;
  }
  header .container .logo img:first-child {
    margin-right: 8px;
  }
  .nav #downloadBtn {
    display: none;
  }
  .nav .nav_item {
    margin-left: 0;
    margin-right: 15px;
  }
  #product .block .content_img {
    margin-bottom: 20px;
  }
  #product .block_b .content_img {
    margin-top: 20px;
  }
  #product .content_img {
    width: 100%;
    margin-right: 0;
  }
  #product .container {
    flex-direction: column;
    padding: 0 15px;
    box-sizing: border-box;
  }
  #product .content h1 {
    font-size: 18px;
  }
  #product .content p {
    font-size: 14px;
  }
  #product .content .point {
    margin-top: 20px;
  }
  #product .content .point li {
    font-size: 14px;
  }
  .contact .block {
    padding-top: 0;
  }
  .contact .container {
    padding: 0 15px;
    box-sizing: border-box;
  }
  .contact h1 {
    font-size: 18px;
  }
  .contact h3 {
    font-size: 16px;
  }
  .contact p {
    font-size: 14px;
  }
  .contact .contact_way li {
    margin-right: 40px;
  }
  .contact .contact_way li img {
    width: 30px;
    height: 30px;
  }
}
.contact_info ul {
  list-style: none;
  margin-top: 46px;
}
.contact_info ul li {
  color: #686a70;
  font-size: 18px;
  margin-bottom: 20px;
}