* {
  margin: 0;
  padding: 0;
  font-family: "Alibaba";
}

html,
body {
  width: 100%;
  min-height: 100%;
  font-family:
    "Microsoft YaHei", "FZLTXIHJW GB1 0", "Segoe UI", "Lucida Grande",
    Helvetica, Arial, FreeSans, Arimo, "Droid Sans", "wenquanyi micro hei",
    "Hiragino Sans GB", "Hiragino Sans GB W3", FontAwesome, sans-serif;
  background: #fff;
  color: #111;
}

.w1200 {
  width: 1200px;
  margin: 0 auto;
}

.publicTopAll {
  background: url(https://img.xnhkfpt.com/lvdata/vedio/uploadFiles/xnhQudaoMain/xnhOfficial/aihkb/1-bg.png) no-repeat center;
  background-size: cover;
  height: 420px !important;
  position: relative;
}

.publicTopAll .publicTop {
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
}

.aic-banner-spacer {
  height: 420px;
  position: relative;
}

.aic-banner-seo {
  position: absolute;
  left: -99999px;
  top: -99999px;
}

.aic-banner-kicker {
  font-size: 14px;
}

.aic-banner-title {
  font-size: 32px;
  font-weight: 800;
}

.aic-section-title {
  text-align: center;
}

.aic-title-main {
  font-size: 36px;
  line-height: 38px;
  font-weight: 800;
  color: #000;
}

.aic-title-sub {
  margin-top: 30px;
  font-size: 20px;
  color: #333;
  font-weight: 500;
}

.aic-title-light .aic-title-main {
  color: #fff;
}

.aic-title-light .aic-title-sub {
  color: rgba(255, 255, 255, 0.78);
}

.box-brand {
  width: 100%;
  height: 800px;
  padding: 80px 0 78px;
  background: url(https://img.xnhkfpt.com/lvdata/vedio/uploadFiles/xnhQudaoMain/xnhOfficial/aihkb/2-bg.png) no-repeat center;
  background-size: cover;
  box-sizing: border-box;
}

.box-intro {
  padding: 68px 0 82px;
  background: #fff;
  box-sizing: border-box;
}

.mt40 {
  margin-top: 40px;
}

.aic-intro-desc {
  font-family: AlibabaPuHuiTi, AlibabaPuHuiTi;
  font-weight: 500;
  font-size: 18px;
  color: #333333;
  line-height: 30px;
  text-align: left;
  font-style: normal;
  text-transform: none;
  text-indent: 35px;
}

.aic-title-main-tit {
  font-size: 28px;
  line-height: 38px;
  font-weight: 800;
  color: #3f4dfd;
  position: relative;
}

.aic-title-main-tit::before {
  content: "";
  display: block;
  width: 10px;
  height: 10px;
  background: #3f4dfd;
  border-radius: 5px 5px 5px 5px;
  position: absolute;
  left: 40%;
  top: 40%;
}

.aic-title-main-tit::after {
  content: "";
  display: block;
  width: 10px;
  height: 10px;
  background: #3f4dfd;
  border-radius: 5px 5px 5px 5px;
  position: absolute;
  right: 40%;
  top: 40%;
}

.aic-intro-panel {
  width: 100%;
  height: 520px;
  padding: 40px 55px 78px;
  background: url(https://img.xnhkfpt.com/lvdata/vedio/uploadFiles/xnhQudaoMain/aicustomer/intro/2-bg-top.png) no-repeat center;
  background-size: cover;
  margin-top: 40px;
  box-sizing: border-box;
}

.aic-stats {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 6px 16px;
  position: relative;
}

.aic-stats::after {
  content: "";
  position: absolute;
  left: 20px;
  right: 20px;
  top: 18px;
  height: 2px;
  background: linear-gradient(90deg,
      transparent 0%,
      rgba(45, 108, 255, 0.25) 18%,
      rgba(45, 108, 255, 0.25) 82%,
      transparent 100%);
}

.aic-stat {
  text-align: center;
  width: 18%;
  position: relative;
  z-index: 1;
}

.aic-stat-num {
  font-size: 22px;
  font-weight: 900;
  color: #2d6cff;
}

.aic-stat-name {
  margin-top: 6px;
  font-size: 12px;
  color: rgba(0, 0, 0, 0.56);
}

.aic-bubbles {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px 18px;
}

.aic-bubble {
  height: 70px;
  border-radius: 10px;
  background: url(https://img.xnhkfpt.com/lvdata/vedio/uploadFiles/xnhQudaoMain/xnhOfficial/aihkb/3-itemnoselectbg.png) no-repeat center;
  background-size: 100% 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease;
}

.aic-bubble:hover {
  background-image: url(https://img.xnhkfpt.com/lvdata/vedio/uploadFiles/xnhQudaoMain/xnhOfficial/aihkb/3-itembg.png);
}

.aic-bubble img {
  max-width: 72%;
  max-height: 46px;
  object-fit: contain;
}

.box-features {
  width: 100%;
  height: 620px;
  padding: 100px 0 90px;
  background: url(https://img.xnhkfpt.com/lvdata/vedio/uploadFiles/xnhQudaoMain/xnhOfficial/aihkb/4-bg.png) no-repeat center;
  background-size: cover;
  position: relative;
  box-sizing: border-box;
}

.box-features::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(12, 29, 76, 0.25);
}

.box-features .w1200 {
  position: relative;
  z-index: 1;
}

.aic-features {
  margin-top: 75px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.aic-feature {
  width: 270px;
  height: 300px;
  background: #ffffff;
  border-radius: 10px 10px 10px 10px;
  padding-top: 40px;
  padding-left: 20px;
  padding-right: 11px;
}

.aic-feature-icon {
  width: 54px;
  height: 54px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.aic-feature-icon img {
  width: 100%;
  height: 100%;
}

.aic-feature-name {
  margin-top: 30px;
  font-size: 18px;
  font-weight: 900;
  color: #333;
  text-align: left;
}

.aic-feature-desc {
  margin-top: 30px;
  font-size: 16px;
  color: #333;
  text-align: left;
}

.box-methods {
  width: 100%;
  height: 1080px;
  padding: 80px 0 82px;
  background: url(https://img.xnhkfpt.com/lvdata/vedio/uploadFiles/xnhQudaoMain/xnhOfficial/aihkb/5-bg.png) no-repeat center;
  background-size: cover;
  box-sizing: border-box;
}

.aic-methods {
  margin-top: 80px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.aic-method {
  width: 380px;
  height: 280px;
  background: #ffffff;
  border-radius: 10px 10px 10px 10px;
  padding-top: 30px;
  padding-left: 20px;
}

.aic-method-icon {
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.aic-method-icon img {
  width: 100%;
  height: 100%;
}

.aic-method-name {
  margin-top: 14px;
  font-family: AlibabaPuHuiTi, AlibabaPuHuiTi;
  font-weight: bold;
  font-size: 26px;
  color: #3f4cfd;
  text-align: left;
  font-style: normal;
  text-transform: none;
}

.aic-method-desc-wrap {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
}

.aic-method-desc {
  margin-top: 10px;
  font-family: AlibabaPuHuiTi, AlibabaPuHuiTi;
  font-weight: 400;
  font-size: 15px;
  color: #333333;
  line-height: 26px;
  text-align: left;
  font-style: normal;
  text-transform: none;
}

.aic-method-desc:nth-child(2n + 1) {
  width: 150px;
}

.aic-method-desc:nth-child(2n) {
  width: 210px;
}

.box-advantages {
  padding: 45px 0 84px;
  box-sizing: border-box;
}

.aic-adv-panel {
  width: 100%;
  height: 400px;
  background: url(https://img.xnhkfpt.com/lvdata/vedio/uploadFiles/xnhQudaoMain/xnhOfficial/aihkb/5-4.png) no-repeat center;
  background-size: cover;
  margin-top: 45px;
}

.aic-adv-left {
  width: 56%;
}

.aic-adv-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-top: 18px;
}

.aic-adv-item:first-child {
  margin-top: 0;
}

.aic-adv-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #ff3b30;
  margin-top: 7px;
  flex: 0 0 10px;
}

.aic-adv-text {
  font-size: 14px;
  line-height: 26px;
  color: rgba(0, 0, 0, 0.72);
}

.lp3 {
  letter-spacing: 3px;
}

.aic-adv-right {
  width: 40%;
  border-radius: 12px;
  padding: 26px 26px;
  background: linear-gradient(135deg, #2d6cff 0%, #1b2f8a 100%);
  color: #fff;
}

.aic-adv-right-title {
  font-size: 18px;
  font-weight: 900;
}

.aic-adv-right-list {
  margin-top: 16px;
}

.aic-adv-right-li {
  font-size: 13px;
  line-height: 30px;
  padding-left: 18px;
  position: relative;
  color: rgba(255, 255, 255, 0.88);
}

.aic-adv-right-li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.95);
}

.box-process {
  width: 100%;
  height: 641px;
  padding: 78px 0 90px;
  background: url(https://img.xnhkfpt.com/lvdata/vedio/uploadFiles/xnhQudaoMain/xnhOfficial/aihkb/6-bg.png) no-repeat center;
  background-size: cover;
  position: relative;
  box-sizing: border-box;
}

.box-process::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(12, 29, 76, 0.25);
}

.box-process .w1200 {
  position: relative;
  z-index: 1;
  box-sizing: border-box;
}

.aic-process {
  width: 100%;
  margin-top: 120px;
  height: 305px;
  background: url(https://img.xnhkfpt.com/lvdata/vedio/uploadFiles/xnhQudaoMain/xnhOfficial/aihkb/6-itembg.png) no-repeat center;
  background-size: 100% 100%;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 86px 0 0;
  border-radius: 14px;
  box-sizing: border-box;
}

.aic-process-item {
  width: 224px;
}

.aic-process-name {
  width: 100%;
  margin-top: 30px;
  font-family: AlibabaPuHuiTi, AlibabaPuHuiTi;
  font-weight: bold;
  font-size: 24px;
  color: #000;
  text-align: center;
  font-style: normal;
  text-transform: none;
}

.aic-process-desc {
  margin: 0 auto;
  margin-top: 20px;

  width: 192px;
  font-family: AlibabaPuHuiTi, AlibabaPuHuiTi;
  font-weight: 500;
  font-size: 16px;
  color: #000;
  line-height: 26px;
  text-align: center;
  font-style: normal;
  text-transform: none;
}

.aic-process-item.is-active .aic-process-name {
  color: #fff;
}

.aic-process-item.is-active .aic-process-desc {
  color: #fff;
}

@media screen and (max-width: 1280px) {
  .w1200 {
    width: 94%;
  }

  .aic-search-card {
    width: 100%;
  }

  .aic-intro-desc {
    width: 100%;
  }
}

.aic-timeline {
  width: 1100px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 0 auto 30px;
  position: relative;
  padding-top: 0;
  margin-top: 50px;
}

.aic-timeline::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 5px;
  height: 1px;
  background: repeating-linear-gradient(90deg, #999999, #999999 5px, transparent 5px, transparent 10px);
  z-index: 0;
}

.aic-timeline-item {
  width: 200px;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 1;
  cursor: pointer;
  transition: all 0.3s ease;
}

.aic-timeline-dot {
  width: 10px;
  height: 10px;
  background: #999999;
  border-radius: 50%;
  margin-bottom: 10px;
  transition: background 0.3s ease;
}

.aic-timeline-year {
  display: flex;
  align-items: baseline;
  margin-bottom: 5px;
  font-weight: bold;
  font-size: 30px;
  color: #333333;
  transition: color 0.3s ease;
}

.aic-timeline-year span:last-child {
  font-size: 18px;
  margin-left: 3px;
}

.aic-timeline-label {
  font-weight: bold;
  font-size: 18px;
  color: #333333;
  transition: color 0.3s ease;
}

.aic-timeline-item:hover .aic-timeline-bubbles {
  background: #3F4DFD;
}

.aic-timeline-item:hover .aic-timeline-dot {
  background: #3F4DFD;
}

.aic-timeline-item:hover .aic-timeline-year {
  color: #3F4DFD;
}

.aic-timeline-item:hover .aic-timeline-label {
  color: #3F4DFD;
}

.aic-timeline-header {
  position: relative;
  z-index: 1;
}

.aic-timeline-bubbles {
  margin-top: 45px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 12px;
  padding: 16px;
  background: #fff;
  border-radius: 12px;
  transition: background 0.3s ease;
  position: relative;
}

.aic-timeline-bubbles::before {
  content: "";
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 14px solid transparent;
  border-right: 14px solid transparent;
  border-bottom: 20px solid #fff;
  transition: border-bottom-color 0.3s ease;
}

.aic-timeline-item:hover .aic-timeline-bubbles::before {
  border-bottom-color: #3F4DFD;
}

.aic-timeline-bubble {
  width: 160px;
  height: 50px;
  /* display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s ease; */
}

.aic-timeline-bubble img {
  width: 160px;
  height: 50px;
}

.aic-timeline-item:hover .aic-timeline-bubble {
  background: rgba(255, 255, 255, 0.2);
}

@media screen and (max-width: 960px) {
  .publicTopAll {
    height: 300px !important;
  }

  .aic-banner-spacer {
    height: 300px;
  }

  .aic-search-card {
    padding: 18px 16px;
  }

  .aic-ai-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .aic-bubbles {
    grid-template-columns: repeat(2, 1fr);
  }

  .aic-features {
    grid-template-columns: 1fr;
  }

  .aic-methods {
    grid-template-columns: 1fr;
  }

  .aic-process {
    height: auto;
    background: none;
    padding: 0;
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .aic-process-item {
    width: 100%;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 10px;
    padding: 16px 14px;
    text-align: left;
  }

  .aic-process-item.is-active {
    background: linear-gradient(90deg, #2d6cff 0%, #6b46ff 100%);
  }

  .aic-process-item.is-active .aic-process-name {
    color: #fff;
  }

  .aic-process-item.is-active .aic-process-desc {
    color: rgba(255, 255, 255, 0.86);
  }
}