.banner {
  position: relative;
  width: 100%;
  height: 0;
  padding-bottom: 56.25%; /* 16:9 的比例 */
  overflow: hidden;
}

.banner video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover; /* 使视频覆盖整个容器 */
}
.NewsCenter {
  height: 100vh;
  background: #fff;
  padding: 20px 10%;
  margin-top: 50px;
}
.NewsCenter-content {
  height: 78%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.NewsCenter-content div {
  width: 49%;
  height: 80%;
}
.NewsCenter-content div ul {
  width: 100%;
  height: 100%;
  margin-right: 10px;
  display: flex;
  align-items: center;
  flex-direction: column;
}
.NewsCenter-content div ul li {
  width: 100%;
  padding: 30px;
  margin: 30px 0;
}
.NewsCenter-content div ul li:hover {
  background: #f5f5f5;
  border-left: 2px solid #0c78fa;
}
.NewsCenter-content div ul li:hover h2 {
  color: #0c78fa;
}
.NewsCenter-content div img {
  width: 100%;
  height: 100%;
}
.CompanyBackground {
  width: 100%;
  height: 100vh;
  margin-top: 30px;
  background: #fff;
  padding: 20px 10%;
}

.company-title {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 50px;
  font-weight: bold;
  margin-bottom: 30px;
}

.company-title::before,
.company-title::after {
  content: "";
  height: 3px;
  background-color: #333333;

  width: 50px;
  margin: 0 15px;
}

.CompanyBackground .CompanyBackground-content {
  display: flex;
  align-items: center;
  height: 78%;
}
.CompanyBackground .CompanyBackground-content > div {
  width: 49%;
  height: 80%;
}
.left-cards {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.advantage {
  width: 95%;
  background: url(../assets/4b9773f1deb49e7d9d7da09a580af6a.jpg) no-repeat;
  border-radius: 10px;
  margin-bottom: 30px;
  /* 只设置底部间距 */
  display: flex;
  align-items: center;
  padding: 20px;
  min-height: 120px;
  margin-right: 20px;
  /* 让每个卡片都能拉伸 */
}
.advantage-1 {
  border-radius: 0;
  margin-bottom: 0;
  background-image: none;
  height: 50px;
  display: flex;
  align-items: center;
  color: #0073c3;
  min-height: 0;
  padding: 0;
  font-size: 1.3rem;
  border-bottom: 1px solid #ccc;
  margin-bottom: 10px;
}
.advantage-1 > div {
  width: 50px;
  height: 50px;
  background: #0073c3;
  margin-right: 3%;
}
.advantage:nth-child(3) {
  margin-left: 20px;
}
.advantage:last-child {
  margin-bottom: 0;
  /* 最后一个卡片不需要底部间距 */
}

.advantage-number {
  display: block;
  font-size: 2em;
  color: #007bff;
}
.advantage-number:nth-child(2) {
  margin-left: 18%;
}

.advantage-title {
  font-size: 1em;
  margin-left: 60px;
  color: #333;
  font-weight: 700;
}

.advantage-content {
  margin-left: 60px;
}

.advantage-content li {
  margin-bottom: 5px;
  font-size: 0.75rem;
}

.left-cards,
.right-image {
  padding: 0;
}

.CompanyBackground .CompanyBackground-content > div > img {
  width: 100%;
  height: 100%;
}

.ProductSolution {
  width: 100%;
  height: 100vh;
  background-color: #fff;
  padding: 20px 10%;
  margin-top: 30px;
}
.ProductSolution .ProductSolution-content {
  height: 78%;
  display: flex;
  align-items: center;
  justify-content: space-around;
  flex-wrap: wrap;
}
.ProductSolution .ProductSolution-content li {
  width: 32%;
  text-align: center;

  margin: 2% 0;
}

.ProductSolution .ProductSolution-content li p {
  text-indent: 2rem;
  text-align: left;
  padding: 0 15%;
}
.ProductSolution .ProductSolution-content li img {
  width: 70%;
  height: 70%;
}
.ProductSolution1 {
  width: 100%;
  height: 100vh;
  background-color: #fff;
  padding: 20px 10%;
  margin-top: 30px;
}
.ProductSolution1 .ProductSolution1-content {
  height: 78%;
  display: flex;
  align-items: center;
  justify-content: space-around;
  flex-wrap: wrap;
}
.ProductSolution1 .ProductSolution1-content li {
  width: 45%;
  text-align: center;
}
.ProductSolution1 .ProductSolution1-content li p {
  text-indent: 2rem;
  text-align: left;
  padding: 0 15%;
}
.ProductSolution1 .ProductSolution1-content li img {
  width: 60%;
  height: 60%;
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.social-links a {
  color: #ccc;
  font-size: 1.25rem;
  transition: color 0.3s ease;
}

.social-links a:hover {
  color: #00a2e8;
}

.contact-info li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.contact-info i {
  color: #00a2e8;
  margin-top: 0.25rem;
}

.copyright {
  text-align: center;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid #444;
  color: #888;
}
.footer-bottom {
  margin-left: 3%;
}

@media (max-width: 768px) {
  .advantage:nth-child(3) {
    margin-left: 0;
  }
  .company-title {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 25px;
    font-weight: bold;
  }

  .company-title::before,
  .company-title::after {
    content: "";
    height: 3px;
    background-color: #333333;
    width: 6%;
    margin: 0 15px;
  }
  .CompanyBackground {
    padding: 0;
    height: 100%;
  }

  .NewsCenter {
    background: #fff;
    margin-top: 50px;
    padding: 0;
    height: auto;
  }
  .CompanyBackground .CompanyBackground-content {
    flex-wrap: wrap;
  }
  .CompanyBackground .CompanyBackground-content > div {
    width: 100%;
  }
  .ProductSolution {
    width: 100%;
    height: auto;
    background-color: #fff;
    padding: 20px 10%;
    margin-top: 20px;
  }
  .ProductSolution .ProductSolution-content li img {
    width: 100%;
    height: 100%;
  }
  .ProductSolution .ProductSolution-content {
    flex-wrap: wrap;
  }
  .ProductSolution .ProductSolution-content li {
    width: 100%;
    margin: 20px 0;
  }
  .ProductSolution .ProductSolution-content li p {
    padding: 10px;
  }
  .ProductSolution1 {
    width: 100%;
    height: auto;
    background-color: #fff;
    padding: 20px 10%;
    margin-top: 20px;
  }
  .ProductSolution1 .ProductSolution1-content li img {
    width: 100%;
    height: 100%;
  }
  .ProductSolution1 .ProductSolution1-content {
    flex-wrap: wrap;
  }
  .ProductSolution1 .ProductSolution1-content li {
    width: 100%;
  }
  .ProductSolution1 .ProductSolution1-content li p {
    padding: 10px;
  }
  .NewsCenter-content {
    height: 100%;
    flex-wrap: wrap;
  }

  .NewsCenter-content div {
    width: 100%;
  }
  .NewsCenter-content div img {
    width: 100%;
    height: 100%;
  }
}