figure {
  margin: 0;
}

.ir-doubts {
  margin-top: 14.6666666667vw;
}
@media screen and (min-width: 767px) {
  .ir-doubts {
    margin-top: 120px;
  }
}

.ir-business__block + .ir-business__block {
  margin-top: 29.8666666667vw;
}
@media screen and (min-width: 767px) {
  .ir-business__block + .ir-business__block {
    margin-top: 175px;
  }
}
@media screen and (min-width: 767px) {
  .ir-business__block .ir-heading + .ir-text {
    margin-top: -15px;
  }
}

.ir-business__product-heading {
  font-size: 4.2666666667vw;
  margin-bottom: 4.5333333333vw;
  padding-bottom: 4.2666666667vw;
  border-bottom: solid 2px #E6E6E6;
  letter-spacing: 0.06em;
  font-weight: normal;
}
@media screen and (min-width: 767px) {
  .ir-business__product-heading {
    font-size: 2.2rem;
    margin-bottom: 18px;
    padding-bottom: 17px;
  }
}

.ir-business__product-text {
  font-size: 1.2rem;
  line-height: 2;
  letter-spacing: 0.06em;
}
@media screen and (min-width: 767px) {
  .ir-business__product-text {
    font-size: 1.6rem;
    line-height: 1.875;
  }
}

.ir-business__product-list {
  margin-top: 14.1333333333vw;
  margin-bottom: -13.3333333333vw;
}
@media screen and (min-width: 767px) {
  .ir-business__product-list {
    display: flex;
    flex-wrap: wrap;
    margin-top: 76px;
    margin-bottom: -79px;
  }
}

.ir-business__product-item {
  display: flex;
  flex-direction: column;
  height: 100%;
  margin-bottom: 13.3333333333vw;
}
@media screen and (min-width: 767px) {
  .ir-business__product-item {
    width: calc((100% - 50px) / 2);
    margin-bottom: 79px;
  }
}
@media screen and (min-width: 767px) {
  .ir-business__product-item + .ir-business__product-item {
    margin-left: 50px;
  }
}
.ir-business__product-item:nth-child(2n+3) {
  margin-left: 0;
}
.ir-business__product-item .ir-text {
  letter-spacing: 0.06em;
  line-height: 2;
}
@media screen and (min-width: 767px) {
  .ir-business__product-item .ir-text {
    line-height: 1.875;
  }
}
@media screen and (min-width: 767px) {
  .ir-business__product-item:nth-child(1) .ir-business__relate {
    height: 138px;
  }
}
@media screen and (min-width: 767px) {
  .ir-business__product-item:nth-child(2) .ir-business__relate {
    height: 138px;
  }
}
@media screen and (min-width: 767px) {
  .ir-business__product-item:nth-child(3) .ir-business__relate {
    height: 90px;
  }
}
@media screen and (min-width: 767px) {
  .ir-business__product-item:nth-child(4) .ir-business__relate {
    height: 90px;
    margin-top: 60px;
  }
}

.ir-business__use-list {
  display: flex;
  justify-content: space-between;
  margin-top: auto;
  margin-top: 6.4vw;
}
@media screen and (min-width: 767px) {
  .ir-business__use-list {
    margin-top: 25px;
  }
}

.ir-business__use-item {
  width: calc((100% - 17px) / 2);
}
.ir-business__use-item figcaption {
  font-size: 3.2vw;
  margin-top: 3.2vw;
  text-align: center;
  line-height: 1.5;
}
@media screen and (min-width: 767px) {
  .ir-business__use-item figcaption {
    font-size: 1.4rem;
    margin-top: 20px;
  }
}
.ir-business__use-item img {
  width: 100%;
}

.ir-business__interior-list {
  margin-top: 6.9333333333vw;
  margin-bottom: -14.4vw;
}
@media screen and (min-width: 767px) {
  .ir-business__interior-list {
    display: flex;
    margin-top: 60px;
    gap: 22px;
    margin-bottom: -50px;
  }
}

.ir-business__interior-item {
  position: relative;
}
@media screen and (min-width: 767px) {
  .ir-business__interior-item {
    width: calc((100% - 22px) / 2);
  }
}
.ir-business__interior-item img {
  width: 100%;
}
.ir-business__interior-item p {
  color: #fff;
  position: absolute;
  left: 50%;
  font-size: 3.7333333333vw;
  transform: translateX(-50%);
  letter-spacing: 0.06em;
  font-weight: bold;
  bottom: 5.3333333333vw;
}
@media screen and (min-width: 767px) {
  .ir-business__interior-item p {
    bottom: 20px;
    font-size: 16px;
  }
}
.ir-business__interior-item + .ir-business__interior-item {
  margin-top: 5.3333333333vw;
}
@media screen and (min-width: 767px) {
  .ir-business__interior-item + .ir-business__interior-item {
    margin-top: 0;
  }
}

.ir-business__graph {
  margin-top: 10.6666666667vw;
  margin-left: auto;
  margin-right: auto;
}
@media screen and (min-width: 767px) {
  .ir-business__graph {
    max-width: 640px;
    margin-top: 58px;
  }
}
.ir-business__graph img {
  width: 100%;
}

.ir-business__relate {
  background-color: #F8F8F8;
  padding: 4.5333333333vw 5.3333333333vw;
  margin-top: 4.2666666667vw;
}
@media screen and (min-width: 767px) {
  .ir-business__relate {
    margin-top: 30px;
    padding: 20px 25px;
  }
}

.ir-business__relate-heading {
  color: #4652A1;
  font-size: 3.2vw;
  letter-spacing: 0.06em;
}
@media screen and (min-width: 767px) {
  .ir-business__relate-heading {
    font-size: 1.4rem;
  }
}

.ir-business__relate-list {
  margin-top: 10px;
}
.ir-business__relate-list li {
  font-size: 3.2vw;
  letter-spacing: 0.06em;
  line-height: 1.71;
}
@media screen and (min-width: 767px) {
  .ir-business__relate-list li {
    font-size: 1.4rem;
  }
}

.ir-business__supply-chain-image {
  overflow-x: scroll;
  overflow-y: hidden;
}
@media screen and (min-width: 767px) {
  .ir-business__supply-chain-image {
    overflow-x: visible;
    overflow-y: visible;
  }
}
.ir-business__supply-chain-image img {
  max-width: 520px !important;
  width: 520px;
  height: auto;
}
@media screen and (min-width: 767px) {
  .ir-business__supply-chain-image img {
    max-width: 100% !important;
    width: 100%;
  }
}

.ir-business__supply-chain-list {
  display: flex;
  flex-wrap: wrap;
  flex-direction: column;
  row-gap: 30px;
  margin-top: 43px;
}
@media screen and (min-width: 767px) {
  .ir-business__supply-chain-list {
    column-gap: 50px;
    row-gap: 60px;
    flex-direction: row;
    margin-top: 76px;
  }
}
@media screen and (min-width: 767px) {
  .ir-business__supply-chain-list li {
    width: calc((100% - 50px) / 2);
  }
}

.ir-business__interior-content {
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}
.ir-business__interior-content .ir-business__relate {
  padding: 17px 20px;
}
@media screen and (min-width: 767px) {
  .ir-business__interior-content .ir-business__relate {
    align-items: center;
    display: flex;
    gap: 40px;
    padding: 20px 40px;
  }
}
.ir-business__interior-content .ir-business__relate-heading {
  color: #64BFAA;
  line-height: 1.8;
}
@media screen and (min-width: 767px) {
  .ir-business__interior-content .ir-business__relate-heading {
    width: 90px;
    flex-shrink: 0;
  }
}
@media screen and (min-width: 767px) {
  .ir-business__interior-content .ir-business__relate-list {
    display: flex;
    gap: 30px;
  }
}

.ir-business__interior-annotation {
  font-size: 2.6666666667vw;
  letter-spacing: 0.06em;
  line-height: 1.5;
  margin-top: 15px;
}
@media screen and (min-width: 767px) {
  .ir-business__interior-annotation {
    font-size: 12px;
    text-align: right;
  }
}

.showPc {
  display: none;
}
@media screen and (min-width: 767px) {
  .showPc {
    display: block;
  }
}

.ir-business__top {
  background-color: #F8F8F8;
  padding: 20px;
}
.ir-business__top a {
  margin-right: 3rem;
}
.ir-business__top a:after {
  right: -18px;
  margin-top: 7px;
}