body {
  background: rgba(245, 245, 245, 1);
}
.section1 {
  margin-top: 70px;
  width: 100%;
  height: 505px;
  background: linear-gradient(
    0deg,
    rgba(255, 255, 255, 0) 12.08%,
    rgba(96, 179, 51, 0.18) 106.34%
  );
  text-align: center;
}
.section1 .ai-img {
  margin-top: 100px;
  margin-bottom: 39px;
}
.section1 .p1 {
  text-align: center;
  color: rgba(25, 25, 25, 1);
  font-weight: 900;
  font-size: 48px;
  margin-bottom: 20px;
}
.section1 .p2 {
  height: 21px;
  color: rgba(25, 25, 25, 0.6);

  font-weight: 500;
  font-size: 18px;
  line-height: 21px;
  margin-bottom: 43px;
}
.section1 .link {
  width: fit-content;
  height: fit-content;
  display: inline-flex;
  place-content: center;
  place-items: center;
  gap: 10px;
  padding: 10px 22px;
  border-radius: 100px;
  background: rgba(127, 200, 87, 1);
  text-align: center;
  color: rgba(255, 255, 255, 1);

  font-weight: 500;
  font-size: 16px;
  line-height: 19px;
}
.section2 {
  max-width: 1440px;
  margin: 0 auto;
}
.section2 .row1 {
  margin-bottom: 80px;
}
.section2 .row2 {
  margin-bottom: 56px;
}
.section2 .colL {
  padding-right: 16px;
}
.section2 .colZ {
  display: flex;
  justify-content: center;
  padding-left: 8px;
  padding-right: 8px;
}
.section2 .colR {
  display: flex;
  justify-content: flex-end;
  padding-left: 16px;
}
.section2 .feature {
  width: 100%;
  height: 130px;
  border-radius: 24px;
  border: 1px solid rgba(237, 237, 237, 1);
  box-sizing: border-box;
  background: rgba(255, 255, 255, 1);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.section2 .feature1 {
  width: 100%;
  height: 170px;
  border-radius: 24px;
  border: 1px solid rgba(237, 237, 237, 1);
  box-sizing: border-box;
  background: rgba(255, 255, 255, 1);
  text-align: left;
  padding: 41px 32px 0 32px;
  margin-bottom: 24px;
}
.section2 .feature .p1 {
  height: 38px;
  text-align: center;
  color: rgba(127, 200, 87, 1);

  font-weight: 700;
  font-size: 32px;
  line-height: 38px;
}
.section2 .feature .p2 {
  height: 16px;
  text-align: center;
  color: rgba(25, 25, 25, 0.6);

  font-weight: 400;
  font-size: 14px;
  line-height: 16px;
}
.section2 .feature1 .p3 {
  color: rgba(25, 25, 25, 1);
  font-weight: 700;
  font-size: 18px;
  margin-bottom: 16px;
}
.section2 .feature1 .p4 {
  color: rgba(25, 25, 25, 0.6);

  font-weight: 400;
  font-size: 14px;
  line-height: 16px;
}
.section2 h1 {
  text-align: center;
  color: rgba(25, 25, 25, 1);
  font-weight: 700;
  font-size: 40px;
  margin-bottom: 15px;
}
.section2 h4 {
  height: 22px;
  text-align: center;
  color: rgba(25, 25, 25, 0.6);
  font-family: "PingFang SC";
  font-weight: 500;
  font-size: 16px;
  line-height: 22px;
  margin-bottom: 55px;
}
.section3 {
  background: rgba(255, 255, 255, 1);
  padding-top: 80px;
  padding-bottom: 80px;
}
.section3 h1 {
  text-align: center;
  color: rgba(25, 25, 25, 1);
  font-weight: 700;
  font-size: 40px;
  margin-bottom: 16px;
}
.section3 h4 {
  text-align: center;
  color: rgba(25, 25, 25, 0.6);
  font-family: "PingFang SC";
  font-weight: 500;
  font-size: 16px;
  margin-bottom: 50px;
}
.section3 .content {
  max-width: 1440px;
  margin: 0 auto;
  display: flex;
  margin-bottom: 80px;
}
.section3 .content:last-child {
  margin-bottom: 0;
}
.section3 .content .div_left {
  width: 54.3%;
  flex-shrink: 0;
}
.section3 .content .div_left video {
  width: 100%;
  height: auto;
}
.section3 .content .div_right {
  flex: 1;
  padding-left: 60px;
  padding-top: 92px;
}
.section3 .content .div_right.left {
  padding-left: 0;
  padding-right: 60px;
}
.section3 .content .div_right h1 {
  color: rgba(0, 0, 0, 1);
  font-weight: 700;
  font-size: 24px;
  margin-bottom: 16px;
  text-align: center;
  color: rgba(127, 200, 87, 1);
}
.section3 .content .div_right p {
  color: rgba(25, 25, 25, 0.6);
  font-weight: 400;
  font-size: 14px;
  line-height: 16px;
  margin-bottom: 32px;
}
.section3 .content .div_right .div_info .span_info {
  border-radius: 12px;
  background: rgba(239, 246, 255, 1);
  margin-right: 24px;
  padding: 25px 34px;
  display: inline-block;
  text-align: center;
}
.section3 .content .div_right .div_info .span_info.pd25 {
  padding: 25px;
}
.section3 .content .div_right .div_info .span_info.pd10 {
  padding: 25px 10px;
}
.section3 .content .div_right .div_info .span_info:last-child {
  margin-right: 0;
}
.section3 .content .div_right .div_info .span_info .sp1 {
  color: rgba(37, 115, 255, 1);
  font-weight: 700;
  font-size: 32px;
  margin-bottom: 6px;
}
.section3 .content .div_right .div_info .span_info .sp2 {
  color: rgba(25, 25, 25, 0.6);
  font-weight: 400;
  font-size: 14px;
}
.section4 {
  margin-top: 70px;
  margin-bottom: 70px;
}
.section4 h1 {
  text-align: center;
  color: rgba(18, 21, 24, 1);
  font-weight: 700;
  font-size: 40px;
  margin-bottom: 60px;
}
@media screen and (max-width: 1440px) {
  .section2 {
    padding: 0 20px;
  }
  .section3 {
    padding: 80px 20px;
  }
}
@media screen and (max-width: 1366px) {
  .section3 {
    padding: 60px 20px;
  }
  .section3 .content .div_right .div_info .span_info {
    padding: 18px;
    margin-right: 12px;
  }
  .section3 .content .div_right .div_info .span_info.pd25 {
    padding: 18px;
  }
  .section3 .content .div_right .div_info .span_info.pd10 {
    padding: 18px 10px;
  }
  .section2 .feature1 {
    padding: 30px 30px 0 30px;
  }
  .section3 .content .div_right {
    padding-left: 40px;
    padding-top: 70px;
  }
  .section3 .content .div_right.left {
    padding-right: 40px;
  }
  .section3 .content {
    margin-bottom: 60px;
  }
}
@media screen and (max-width: 1265px) {
  .section2 .row2 {
    margin-bottom: 30px;
  }
  .section3 .content {
    margin-bottom: 40px;
  }
  .section3 .content .div_right {
    padding-left: 20px;
    padding-top: 40px;
  }
  .section3 .content .div_right.left {
    padding-right: 20px;
  }
  .section3 .content .div_right .div_info .span_info {
    padding: 10px;
    margin-right: 12px;
  }
  .section3 .content .div_right .div_info .span_info .sp2 {
    font-size: 12px;
  }
  .section3 .content .div_right .div_info .span_info.pd25 {
    padding: 10px;
  }
  .section3 .content .div_right .div_info .span_info.pd10 {
    padding: 10px 4px;
  }
  .section3 .content .div_right .div_info .span_info .sp1 {
    font-size: 28px;
  }
}

@media screen and (min-width: 768px) and (max-width: 920px) {
  .section3 .content .div_right .div_info .span_info {
    padding: 8px;
    margin-right: 10px;
  }
  .section1 .p1 {
    font-size: 46px;
  }
  .section2 .feature1 .p3 {
    font-size: 16px;
  }
  .section2 .feature1 .p4 {
    font-size: 13px;
  }
}

@media screen and (max-width: 768px) {
  .section1 .p1 {
    font-size: 40px;
  }
  .section2 .feature1 .p3 {
    font-size: 14px;
  }
  .section2 .feature1 .p4 {
    font-size: 12px;
  }
  .section3 h1 {
    font-size: 32px;
  }
  .section3 .content {
    flex-direction: column;
  }
  .section3 .content .div_left {
    width: 100%;
    order: 2;
  }
  .section3 .content .div_right {
    padding-left: 0;
    padding-top: 0;
    margin-bottom: 30px;
    order: 1;
    text-align: center;
  }
  .section3 .content .div_right.left {
    padding-right: 0;
  }
  .section3 .content .div_right .div_info .span_info {
    margin-bottom: 12px;
  }
  .section3 .content .div_right h1 {
    text-align: center;
  }
  .section4 {
    margin-top: 50px;
    margin-bottom: 50px;
  }
  .section4 h1 {
    font-size: 32px;
    margin-bottom: 50px;
  }
}
@media screen and (max-width: 767px) {
  .section1 {
    height: 460px;
  }
  .section1 .p1 {
    font-size: 30px;
  }
  .section2 .colL {
    padding-right: 0;
    margin-bottom: 20px;
  }
  .section2 .colZ {
    padding-left: 0;
    padding-right: 0;
    margin-bottom: 20px;
  }
  .section2 .colR {
    padding-left: 0;
    margin-bottom: 20px;
  }
  .section2 .feature1 {
    height: auto;
    padding: 30px;
    margin-bottom: 0;
  }
  .section2 h1 {
    font-size: 32px;
  }
  .section2 .row1 {
    margin-bottom: 40px;
  }
}
@media screen and (max-width: 430px) {
  .section1 .p1 {
    font-size: 24px;
  }
  .section1 .p2 {
    font-size: 14px;
  }
  .section3 h1 {
    font-size: 24px;
  }
  .section3 h4 {
    font-size: 14px;
  }
  .section4 {
    margin-top: 40px;
    margin-bottom: 40px;
  }
  .section4 h1 {
    font-size: 24px;
    margin-bottom: 40px;
  }
}

@media screen and (max-width: 390px) {
  .section1 .p1 {
    font-size: 22px;
  }
  .section1 .p2 {
    font-size: 12px;
  }
  .section2 h1 {
    font-size: 30px;
  }
  .section3 h1 {
    font-size: 22px;
  }
  .section3 h4 {
    font-size: 12px;
  }
  .section4 {
    margin-top: 30px;
    margin-bottom: 30px;
  }
  .section4 h1 {
    font-size: 22px;
    margin-bottom: 30px;
  }
}

/* Video.js 视频播放器样式适配 */
.section3 .content .video-container {
  position: relative;
}
.section3 .content .video-container video {
  width: 100%;
  height: auto;
  border-radius: 12px;
}
.section3 .content .video-js {
  width: 100%;
  border-radius: 12px;
  overflow: hidden;
}
.section3 .content .video-js .vjs-big-play-button {
  border-radius: 50%;
  width: 80px;
  height: 80px;
  line-height: 80px;
  font-size: 40px;
  top: 50%;
  left: 54%;
}
.section3 .content .vjs-control-bar {
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
  border-radius: 0 0 12px 12px;
}
.section3 .content .video-js:hover .vjs-big-play-button {
  background-color: rgba(127, 200, 87, 0.8);
}