/* about */
.about {
  padding: var(--m-pd) 0;
}

.about .title {
  margin-bottom: 30px;
}

.about .title::after {
  content: '';
  width: 90px;
  height: 4px;
  margin-top: 10px;
  background: var(--style-color);
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.about .item-wrap {
  margin-bottom: 30px;
}

.about .lt {
  margin-bottom: 20px;
}

.about .sub-info {
  margin-bottom: 20px;
}

.about .sub-info>*:not(:last-child) {
  margin-bottom: 8px;
}

.about .icon {
  width: 60px;
  height: 60px;
}

.about .tit {
  margin-bottom: 10px;
}

.about .item-list {
  display: grid;
  gap: 20px;
}

.about .item-list li {
  text-align: center;
}

.about .sub-tit {
  margin-top: 8px;
}

.about .rt iframe {
  width: 100%;
  height: auto;
  border-radius: 16px;
  aspect-ratio: 690 / 724;
  background: #333;
  display: block;
}

@media (min-width: 768px) {
  .about .item-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .about .item-wrap {
    display: flex;
    align-items: center;
  }

  .about .lt {
    flex: 1;
    padding-right: 30px;
    margin-bottom: 0;
  }

  .about .rt {
    flex: 0 0 calc((690 / 1440) * 100%);
  }
}

@media (min-width: 1200px) {
  .about .title {
    margin-bottom: 60px;
  }

  .about .sub-info {
    margin-bottom: 24px;
  }

  .about .item-list {
    gap: 30px;
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 1440px) {
  .about .lt {
    padding-right: 60px;
  }

  .about .item-list {
    gap: 40px;
  }
}


/* factory */
.factory {
  padding: var(--m-pd) 0;
  background: #F6F7F9;
}

.factory .title {
  margin-bottom: 16px;
}

.factory .sub-info {
  text-align: center;
  margin-bottom: 30px;
}

.factory .row {
  margin-left: -12px;
  margin-right: -12px;
  row-gap: 30px;
}

.factory .row>div {
  padding: 0 12px;
  text-align: center;
}

.factory .row>div img {
  width: 100%;
  border-radius: 16px;
  aspect-ratio: 464 / 266;
}

.factory .tit {
  margin-top: 10px;
}

@media (min-width: 1200px) {
  .factory .sub-info {
    max-width: 820px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 60px;
  }
}


/* milestone */
.milestone {
  padding: var(--m-pd) 0;
}

.milestone .title {
  margin-bottom: 16px;
}

.milestone .sub-info {
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
  margin-bottom: 30px;
}

.milestone .swiper-container::before {
  content: '';
  position: absolute;
  top: 48px;
  left: 0;
  width: 100%;
  height: 1px;
  background: #E6E6E6;
}

.milestone .year {
  color: var(--style-color);
}

.milestone .line {
  width: 5px;
  height: 5px;
  margin-top: 16px;
  margin-bottom: 16px;
  border-radius: 50%;
  background: var(--style-color);
}

@media (min-width: 1200px) {
  .milestone .sub-info {
    margin-bottom: 60px;
  }

  .milestone .bottom-container {
    max-width: 100%;
    padding-left: var(--pd-1440);
  }

  .milestone .swiper-container::before {
    top: 54px;
  }
}


/* why-choose-us */
.why-choose-us {
  padding: var(--m-pd) 0;
  background: #F6F7F9;
}

.why-choose-us .title {
  margin-bottom: 16px;
}

.why-choose-us .sub-info {
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
  margin-bottom: 30px;
}

.why-choose-us .row {
  row-gap: 30px;
}

.why-choose-us .block {
  height: 100%;
  border-radius: 16px;
  background: #FFF;
  border: 1px solid rgba(230, 230, 230, 0.60);
  box-shadow: 0 4px 4px 0 rgba(0, 0, 0, 0.02);
  overflow: hidden;
}

.why-choose-us .block img {
  width: 100%;
  aspect-ratio: 458 / 250;
}

.why-choose-us .info-group {
  padding: 16px 24px;
}

.why-choose-us .tit {
  margin-bottom: 16px;
}

@media (min-width: 1200px) {
  .why-choose-us .sub-info {
    margin-bottom: 60px;
  }

  .why-choose-us .row {
    row-gap: 60px;
  }
}


/* certificate */
.certificate {
  padding: var(--m-pd) 0;
}

.certificate .title {
  margin-bottom: 16px;
}

.certificate .sub-info {
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
  margin-bottom: 30px;
}

.certificate .swiper-slide img {
  width: 100%;
  aspect-ratio: 220 / 318;
  border: 1px solid #E6E6E6;
}

@media (min-width: 768px) {
  .certificate .swiper-wrap {
    position: relative;
  }

  .certificate .prev-btn, .certificate .next-btn {
    width: 40px;
    height: 40px;
    font-weight: bold;
    color: var(--style-color);
    border-radius: 24px;
    background: #fff;
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.10);
    display: flex;
    justify-content: center;
    align-items: center;
  }

  .certificate .prev-btn {
    transform: translate(-50%, -50%);
  }

  .certificate .next-btn {
    transform: translate(50%, -50%);
  }
}

@media (min-width: 1200px) {
  .certificate .sub-info {
    margin-bottom: 60px;
  }
}

@media (min-width: 1440px) {
  .certificate .prev-btn, .certificate .next-btn {
    width: 48px;
    height: 48px;
  }
}