.underline {
  text-decoration: underline !important;
}
.cursor {
  cursor: pointer;
}
.rs-solution .rs-solution-banner .swiper-pagination-bullet {
  width: 13px;
  height: 13px;
  margin-right: 20px;
}
.rs-solution .text-black {
  color: #000;
}
.rs-solution .text-primary {
  color: #007aff;
}
.rs-solution .text-white {
  color: #fff;
}
.rs-solution a:hover {
  text-decoration: underline !important;
}
.rs-solution picture {
  display: block;
  border: 0;
  font-size: 0;
  /* 消除子元素间的空白间隙 */
  line-height: 0;
  /* 对齐方式统一 */
}
.rs-solution picture img {
  width: 100%;
}
.rs-solution picture source {
  display: none;
  /* 避免潜在布局影响 */
}
.rs-solution * {
  padding: 0;
  margin: 0;
}
.rs-solution .product {
  margin-top: 3.91vw;
  padding: 0 12.5vw;
}
.rs-solution .product > div {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.78vw;
}
.rs-solution .product > div > div {
  background: #efefef;
  padding-bottom: 1.56vw;
}
.rs-solution .product > div > div:hover {
  box-shadow: 0 0 8px rgba(0, 0, 0, 0.3);
}
.rs-solution .product > div > div img {
  width: 100%;
}
.rs-solution .product > div > div h5 {
  font-weight: bold;
  font-size: 1.04vw;
  padding-left: 1.82vw;
  margin-top: 1.56vw;
}
.rs-solution .product > div > div h5:nth-of-type(2) {
  margin-top: 0.52vw;
}
.rs-solution .product > div > div a:not(:first-of-type) {
  font-size: 1.04vw;
  display: block;
  padding-left: 1.82vw;
  margin-top: 1.04vw;
}
.rs-solution .product > a {
  display: block;
  margin: 1.82vw auto 3.12vw;
  width: 10.42vw;
  line-height: 2.5vw;
  border: 2px solid #007aff;
  text-align: center;
  color: #007aff;
  font-size: 1.04vw;
  text-decoration: none !important;
  cursor: pointer;
  transition: all 0.2s ease;
}
.rs-solution .product > a:hover {
  background: #007aff;
  color: #fff;
}
.rs-solution .video {
  display: flex;
  align-items: center;
  height: 26.04vw;
  padding: 2.6vw 12.5vw;
  background: url('../images/video-bg.jpg');
  background-size: cover;
  box-sizing: border-box;
  gap: 2.6vw;
}
.rs-solution .video > img {
  flex: 0 0 37.14vw;
}
.rs-solution .video > div {
  flex: 1;
}
.rs-solution .video > div h2 {
  font-size: 1.77vw;
  line-height: 1.5;
}
.rs-solution .video > div p {
  margin-top: 2.08vw;
  font-size: 1.04vw;
  line-height: 1.5;
}
.rs-solution .advantage {
  display: flex;
  flex-direction: column;
  padding: 4.53vw 12.5vw 8.33vw;
  background: url('../images/advantage-bg.png') no-repeat left bottom;
  background-size: 100% auto;
}
.rs-solution .advantage h2 {
  text-align: center;
  font-size: 1.67vw;
}
.rs-solution .advantage a {
  margin-bottom: 2.6vw;
  text-align: center;
  font-size: 1.04vw;
}
.rs-solution .advantage p {
  margin: 1.15vw 0;
  text-align: center;
  font-size: 1.04vw;
}
.rs-solution .advantage .advantage-group {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.rs-solution .advantage .advantage-group > img {
  width: 100%;
}
.rs-solution .contact-us {
  display: flex;
}
.rs-solution .contact-us > div {
  position: relative;
  width: 50%;
  display: flex;
  flex-direction: column;
  gap: 1.56vw;
  height: 24.79vw;
  box-sizing: border-box;
  color: #fff;
  background-size: cover;
}
.rs-solution .contact-us > div:first-child {
  padding-top: 4.38vw;
  padding-left: 14.06vw;
  padding-right: 16.83vw;
  background-image: url('../images/contact-1.jpg');
}
.rs-solution .contact-us > div:nth-child(2) {
  padding-top: 4.38vw;
  padding-left: 2.39vw;
  padding-right: 28.25vw;
  background-image: url('../images/contact-2.jpg');
}
.rs-solution .contact-us > div h6 {
  font-size: 1.25vw;
}
.rs-solution .contact-us > div p {
  font-size: 1.25vw;
}
.rs-solution .contact-us > div a {
  font-size: 1.25vw;
}
.side-nav {
  width: 8.85vw;
  right: -8.85vw;
}
.side-nav ul li .qrcode {
  width: 6.25vw;
  margin: 0 auto 1.04vw;
}
.side-nav ul li img {
  width: 2.92vw;
  margin-bottom: 0.78vw;
}
@media screen and (max-width: 768px) {
  .rs-solution .rs-solution-banner {
    padding-bottom: 0 !important;
  }
  .rs-solution .product-swiper {
    padding: 6vw 4vw 8vw;
  }
  .rs-solution .product-swiper .swiper-slide {
    background: #efefef;
    padding-bottom: 5.33vw;
  }
  .rs-solution .product-swiper .swiper-slide h5 {
    font-weight: bold;
    font-size: 4.8vw;
    padding-left: 5.33vw;
    margin-top: 4vw;
  }
  .rs-solution .product-swiper .swiper-slide h5:nth-of-type(2) {
    font-size: 4.8vw;
    margin-top: 2.67vw;
  }
  .rs-solution .product-swiper .swiper-slide a:not(:first-of-type) {
    font-size: 3.47vw;
    display: block;
    padding-left: 5.33vw;
    margin-top: 4.8vw;
  }
  .rs-solution .product-swiper > a {
    display: block;
    margin: 5.33vw auto 0;
    width: 36vw;
    line-height: 8.67vw;
    border: 1px solid #007aff;
    text-align: center;
    color: #007aff;
    font-size: 3.47vw;
    text-decoration: none !important;
    cursor: pointer;
    transition: all 0.2s ease;
  }
  .rs-solution .product-swiper > a:hover {
    background: #007aff;
    color: #fff;
  }
  .rs-solution .video {
    flex-direction: column;
    align-items: stretch;
    height: auto;
    padding: 8vw 4vw 6.33vw;
    background: url('../images/video-bg-m.png') no-repeat left bottom;
    background-size: 100% auto;
    box-sizing: border-box;
    gap: 6.33vw;
  }
  .rs-solution .video > img {
    width: 100%;
  }
  .rs-solution .video > div {
    padding: 0 3vw;
  }
  .rs-solution .video > div h2 {
    font-size: 4.8vw;
    line-height: 1.5;
  }
  .rs-solution .video > div p {
    margin-top: 4.67vw;
    font-size: 2.93vw;
    line-height: 1.5;
  }
  .rs-solution .swiper-container {
    padding-bottom: 10vw;
  }
  .rs-solution .swiper-container .swiper-pagination-bullet {
    width: 3.33vw;
    height: 3.33vw;
    margin: 0 2vw;
  }
  .rs-solution .advantage {
    padding: 10.67vw 4vw 9.33vw;
    background: url('../images/advantage-bg_m.png') no-repeat center bottom;
  }
  .rs-solution .advantage h2 {
    font-size: 4.8vw;
  }
  .rs-solution .advantage a {
    margin-bottom: 5.33vw;
    font-size: 3.47vw;
  }
  .rs-solution .advantage p {
    margin: 5.33vw 0;
    font-size: 2.93vw;
  }
  .rs-solution .advantage .advantage-group {
    display: none;
  }
  .rs-solution .contact-us {
    flex-direction: column;
    background: #0258a4;
    padding: 6.67vw 4vw;
    gap: 5.33vw;
  }
  .rs-solution .contact-us > div {
    position: relative;
    width: 100%;
    gap: 4vw;
    height: 55.73vw;
  }
  .rs-solution .contact-us > div:first-child {
    padding-top: 5.33vw;
    padding-left: 5.33vw;
    padding-right: 46.13vw;
    background-image: url('../images/contact-1_m.jpg');
  }
  .rs-solution .contact-us > div:nth-child(2) {
    padding-top: 5.33vw;
    padding-left: 5.33vw;
    padding-right: 46.13vw;
    background-image: url('../images/contact-2_m.jpg');
  }
  .rs-solution .contact-us > div h6 {
    font-size: 4.8vw;
  }
  .rs-solution .contact-us > div p {
    font-size: 2.93vw;
  }
  .rs-solution .contact-us > div a {
    font-size: 3.47vw;
  }
  .side-nav {
    width: 110px;
    right: -110px;
  }
  .side-nav ul li .qrcode {
    width: 80%;
    margin: 0 auto 5px;
  }
  .side-nav ul li img {
    width: 20px;
    margin-bottom: 5px;
  }
}