.ir-hline01 {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 4.5rem;
  font-weight: 500;
  text-align: center;
}
@media (min-width: 768px) {
  .ir-hline01 {
    margin-bottom: 8rem;
  }
}
.ir-hline01__ttl {
  margin-bottom: 1.4rem;
  font-size: 3rem;
  line-height: 1.2666666667;
  letter-spacing: 0.12em;
  color: var(--color-primary);
  font-family: var(--font-en);
  font-weight: 400;
  text-transform: uppercase;
}
.ir-hline01__ttl span {
  letter-spacing: 0.12em;
}
@media (min-width: 768px) {
  .ir-hline01__ttl {
    margin-bottom: 2rem;
    font-size: 5.2rem;
    font-weight: 300;
    letter-spacing: 0.15em;
  }
  .ir-hline01__ttl span {
    letter-spacing: 0.15em;
  }
}
.ir-hline01__sub {
  font-size: 1.5rem;
  line-height: 1.5;
  letter-spacing: 0.12em;
}

.ir-hline02 {
  position: relative;
  margin-bottom: 3.2rem;
  font-size: 2rem;
  font-weight: 500;
  line-height: 1;
  letter-spacing: 0.12em;
  text-align: center;
}
.ir-hline02::before {
  position: absolute;
  left: 0;
  top: 50%;
  height: 1px;
  width: 100%;
  transform: translateY(-50%);
  background-color: #BCBCBC;
  content: "";
}
@media (min-width: 768px) {
  .ir-hline02 {
    margin-bottom: 5.5rem;
    font-size: 3.2rem;
    letter-spacing: 0.05em;
  }
}
.ir-hline02 span {
  position: relative;
  z-index: 1;
  padding-inline: 2rem;
  background-color: #EDEDED;
}
@media (min-width: 768px) {
  .ir-hline02 span {
    padding-inline: 4rem;
  }
}

.l-ir-info {
  display: flex;
  flex-direction: column;
  row-gap: 1.6rem;
  margin-bottom: 7rem;
}
@media (min-width: 768px) {
  .l-ir-info {
    flex-direction: inherit;
    row-gap: 0;
    -moz-column-gap: 3rem;
    column-gap: 3rem;
    margin-bottom: 10rem;
  }
}

.c-ir-info {
  padding: 2.8rem 2.5rem 3rem;
  border-radius: 2rem;
  background-color: var(--color-primary);
}
@media (min-width: 768px) {
  .c-ir-info {
    padding: 3.5rem 3rem 3.5rem;
    border-radius: 2rem;
  }
  .c-ir-info:hover .btn .icon-arrow {
    background-color: var(--color-primary);
  }
}
.c-ir-info__head {
  display: flex;
  justify-content: space-between;
  margin-bottom: 2.4rem;
  padding-bottom: 1.7rem;
  border-bottom: 1px solid #284CA0;
}
@media (min-width: 768px) {
  .c-ir-info__head {
    margin-bottom: 3.2rem;
    padding-bottom: 1.9rem;
  }
}
.c-ir-info__ttl {
  width: calc(100% - 3rem);
  color: #EBEBEB;
  font-size: 1.9rem;
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: 0.05em;
}
@media (min-width: 768px) {
  .c-ir-info__ttl {
    width: calc(100% - 3.5rem);
    font-size: 2.2rem;
  }
}
.c-ir-info__btn {
  position: relative;
  top: 0.2rem;
  width: 2.2rem;
  height: 2.2rem;
  --border-text-color: #6882C1;
  --border-color: #6882C1;
  --border-color-hover: #fff;
}
@media (min-width: 768px) {
  .c-ir-info__btn {
    width: 2.6rem;
    height: 2.6rem;
  }
}
.c-ir-info__image {
  display: block;
  border-radius: 1rem;
  overflow: hidden;
  height: 18.3rem;
}
@media (min-width: 768px) {
  .c-ir-info__image {
    height: 21.1rem;
  }
}
.c-ir-info__image img {
  display: block;
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
  object-fit: cover;
}
.c-ir-info__txt {
  color: #EBEBEB;
  line-height: 1.7333333333;
  font-size: 1.5rem;
  letter-spacing: 0.05em;
}
@media (min-width: 768px) {
  .c-ir-info__txt {
    font-size: 1.6rem;
    line-height: 1.625;
  }
}

.ir-news {
  padding-block: 7rem 8rem;
  background-color: #333;
  border-radius: 3rem;
  color: #fff;
}
@media (min-width: 768px) {
  .ir-news {
    padding-block: 12rem;
  }
}
.ir-news__inner {
  display: flex;
  flex-direction: column;
  margin-bottom: 6.4rem;
}
@media (min-width: 768px) {
  .ir-news__inner {
    flex-direction: inherit;
    margin-bottom: 8rem;
  }
}
.ir-news__head {
  width: 100%;
}
@media (min-width: 768px) {
  .ir-news__head {
    width: 31rem;
    padding-right: 2rem;
    padding-top: 1rem;
  }
}
.ir-news__hline {
  margin-bottom: 4.8rem;
  text-align: center;
}
@media (min-width: 768px) {
  .ir-news__hline {
    margin-bottom: 6.2rem;
    text-align: left;
  }
}
.ir-news__hline-ttl {
  display: block;
  font-family: var(--font-en);
  font-size: 3rem;
  font-weight: 400;
  line-height: 1.22;
  letter-spacing: 0.15em;
  margin-bottom: 1.5rem;
}
@media (min-width: 768px) {
  .ir-news__hline-ttl {
    font-size: 3.6rem;
    margin-bottom: 1.9rem;
  }
}
.ir-news__hline-sub {
  display: block;
  font-size: 1.5rem;
  font-weight: 500;
}
.ir-news__btn {
  margin-top: 3.2rem;
}
.ir-news__btn .btn {
  margin: 0 auto;
}
.ir-news__content {
  display: flex;
  flex-direction: column;
  row-gap: 1.2rem;
  width: 100%;
}
@media (min-width: 768px) {
  .ir-news__content {
    row-gap: 1.6rem;
    width: calc(100% - 31rem);
  }
}
.ir-news__content.--limit .s_eirList li:nth-child(n+4) {
  display: none;
}
.ir-news .s_eirList {
  display: grid;
  row-gap: 1.2rem;
}
@media (min-width: 768px) {
  .ir-news .s_eirList {
    row-gap: 1.6rem;
  }
}
.ir-news .s_eirList li {
  border: 0;
  margin: 0;
  padding: 0;
}
.ir-news .s_eirItem {
  background-color: #3E3E3E;
  border-radius: 2rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.2rem;
  padding: 2rem 2rem 3rem;
}
@media (min-width: 768px) {
  .ir-news .s_eirItem {
    gap: 1.5rem 1.2rem;
    padding: 3.6rem 4rem 4rem;
  }
}
.ir-news .s_eirList_item_titleBox {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: 1.6rem;
  font-weight: 500;
  line-height: 1.75;
  margin-top: 0;
  width: 100%;
}
@media (min-width: 768px) {
  .ir-news .s_eirList_item_titleBox {
    font-size: 1.8rem;
    line-height: 1.778;
  }
}
.ir-news .s_eirModule_date {
  color: #fff;
  margin: 0;
  padding: 0;
  width: auto;
}
.ir-news .s_eirList_item_category_icon {
  color: #fff;
}

.ir-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  position: relative;
  padding: 3rem 2rem 3rem 1.6rem;
  border-radius: 1rem;
  background-color: var(--color-primary);
  color: #FFF;
}
@media (min-width: 768px) {
  .ir-banner {
    gap: 4.3rem;
    height: 18.2rem;
    padding: 0 8rem;
  }
  .ir-banner:hover .btn .icon-arrow {
    background-color: var(--color-primary);
  }
}
.ir-banner__content {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  padding-left: 11.5rem;
  height: 100%;
}
@media (min-width: 768px) {
  .ir-banner__content {
    flex-direction: row;
    align-items: center;
    gap: 2.8rem;
    width: calc(100% - 9.3rem);
    padding-left: 0;
    padding-right: 28.2rem;
  }
}
.ir-banner__content::after {
  position: absolute;
  left: 0;
  top: 0;
  width: 10rem;
  height: 100%;
  aspect-ratio: 100/77;
  background: url("../images/ir/icon_qa.svg") no-repeat center/contain;
  content: "";
}
@media (min-width: 768px) {
  .ir-banner__content::after {
    left: auto;
    right: 0;
    width: 27.9rem;
    background-image: url("../images/ir/icon_qa_pc.svg");
  }
}
.ir-banner__ttl {
  font-size: 3.2rem;
  line-height: 1;
  letter-spacing: 0.15em;
  font-weight: 400;
  font-family: var(--font-en);
}
@media (min-width: 768px) {
  .ir-banner__ttl {
    font-size: 5.2rem;
    letter-spacing: 0.12em;
    font-weight: 300;
  }
}
.ir-banner__txt {
  font-size: 1.4rem;
  line-height: 1.5714285714;
  letter-spacing: 0.05em;
  font-weight: 500;
}
@media (min-width: 768px) {
  .ir-banner__txt {
    position: relative;
    top: 0.3rem;
    font-size: 1.8rem;
    letter-spacing: 0.12em;
  }
}
.ir-banner__btn {
  position: relative;
  top: 0.2rem;
  width: 3rem;
  height: 3rem;
  --border-text-color: #6882C1;
  --border-color: #6882C1;
  --border-color-hover: #fff;
}
@media (min-width: 768px) {
  .ir-banner__btn {
    width: 5rem;
    height: 5rem;
  }
}

.ir-cate {
  position: relative;
  padding-top: 8rem;
}
@media (min-width: 768px) {
  .ir-cate {
    padding-top: 12rem;
  }
}
.ir-cate__list {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
  margin-bottom: 6rem;
}
@media (min-width: 768px) {
  .ir-cate__list {
    gap: 3rem;
    margin-bottom: 10rem;
  }
}
.ir-cate__item {
  display: flex;
  flex-direction: column;
  position: relative;
  width: 100%;
  min-height: 12rem;
  padding: 4rem 2rem 4rem;
  border-radius: 1rem;
}
@media (min-width: 768px) {
  .ir-cate__item {
    justify-content: space-between;
    width: calc(50% - 1.5rem);
    min-height: 24rem;
    padding: 4rem 4rem;
    border-radius: 2rem;
  }
  .ir-cate__item.is-hover .ir-cate__head .btn::before {
    --offset-border: 0.4rem;
    opacity: 1;
    transform: scale(1);
  }
  .ir-cate__item.is-hover .ir-cate__head .btn .icon-arrow {
    background-color: var(--color-primary);
  }
  .ir-cate__item.is-hover .ir-cate__head .btn .border-svg rect,
  .ir-cate__item.is-hover .ir-cate__head .btn .border-svg path {
    stroke-dashoffset: 0;
    transition: 0.5s ease;
  }
  .ir-cate__item.is-hover .ir-cate__head .btn .border-svg circle {
    stroke-dashoffset: 400;
    transition: 1s ease;
  }
  .ir-cate__item.is-hover .ir-cate__image img {
    transform: scale(1.1);
  }
  .ir-cate__item.custom {
    width: 100%;
    align-items: center;
    flex-direction: row;
    cursor: inherit;
  }
}
@media (min-width: 768px) and (min-width: 768px) {
  .ir-cate__item.custom {
    padding-inline: 8rem;
  }
  .ir-cate__item.custom .ir-cate__head {
    width: calc(50% + 1.5rem);
    padding-right: 3rem;
  }
  .ir-cate__item.custom .ir-cate__content {
    width: calc(50% - 1.5rem);
    margin-top: 0;
  }
  .ir-cate__item.custom .ir-cate__btn {
    display: none;
  }
}
@media (min-width: 768px) {
  .ir-cate__item.custom:hover .ir-cate__image img {
    transform: scale(1);
  }
}
.ir-cate__item::before {
  position: absolute;
  z-index: 1;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  border-radius: inherit;
  content: "";
}
.ir-cate__head {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}
.ir-cate__btn {
  position: relative;
  top: 0.3rem;
  width: 3.2rem;
  height: 3.2rem;
  --border-text-color: #BABABA;
  --border-color: #BABABA;
  --border-color-hover: #fff;
}
@media (min-width: 768px) {
  .ir-cate__btn {
    top: 1.3rem;
  }
}
.ir-cate__btn .icon-arrow {
  background-color: #BABABA;
}
.ir-cate__content {
  position: relative;
  z-index: 2;
  margin-top: 1.6rem;
}
@media (min-width: 768px) {
  .ir-cate__content {
    margin-top: 3.5rem;
  }
}
.ir-cate__image {
  display: block;
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: 1rem;
}
@media (min-width: 768px) {
  .ir-cate__image {
    border-radius: 2rem;
  }
}
.ir-cate__image img {
  display: block;
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
  object-fit: cover;
  transition: 0.3s ease all;
}
.ir-cate__box {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  width: calc(100% - 4.2rem);
  font-weight: 500;
  color: #FFF;
}
@media (min-width: 768px) {
  .ir-cate__box {
    gap: 0.7rem;
  }
}
.ir-cate__sub {
  font-size: 1rem;
  line-height: 1.2;
  letter-spacing: 0.12em;
  font-family: var(--font-en);
}
@media (min-width: 768px) {
  .ir-cate__sub {
    line-height: 1.4166666667;
    font-size: 1.2rem;
  }
}
.ir-cate__ttl {
  font-size: 1.8rem;
  line-height: 1.5;
  letter-spacing: 0.12em;
}
@media (min-width: 768px) {
  .ir-cate__ttl {
    font-size: 2.2rem;
  }
}
.ir-cate__social {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  max-width: 108rem;
  width: 100%;
  margin-inline: auto;
}
@media (min-width: 768px) {
  .ir-cate__social {
    gap: 3rem;
    flex-direction: inherit;
  }
}
.ir-cate .symbol, .ir-cate .symbol-5, .ir-cate .symbol-4, .ir-cate .symbol-3, .ir-cate .symbol-2, .ir-cate .symbol-1 {
  display: none;
}
@media (min-width: 768px) {
  .ir-cate .symbol, .ir-cate .symbol-5, .ir-cate .symbol-4, .ir-cate .symbol-3, .ir-cate .symbol-2, .ir-cate .symbol-1 {
    display: block;
    position: absolute;
    height: 2.7rem;
    background-color: #11307C;
  }
}
.ir-cate .symbol-1 {
  display: block;
  left: 0;
  top: 8.9rem;
  width: 4.9rem;
}
.ir-cate .symbol-2 {
  display: block;
  left: -7.6rem;
  top: 12.3rem;
  width: 7.6rem;
  background-color: #FFF;
}
.ir-cate .symbol-3 {
  display: block;
  left: 0;
  bottom: 11.7rem;
  width: 4.9rem;
}
.ir-cate .symbol-4 {
  display: block;
  right: 0;
  top: 25.7rem;
  width: 9.1rem;
  background-color: #FFF;
}
.ir-cate .symbol-5 {
  display: block;
  right: 0;
  bottom: 47.6rem;
  width: 7.7rem;
}

.l-cate {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  row-gap: 1.5rem;
}
@media (max-width: 767px) {
  .l-cate {
    flex-direction: column;
  }
}
.l-cate li {
  width: 100%;
}
@media (min-width: 768px) {
  .l-cate li {
    width: calc(50% - 1rem);
  }
}
.l-cate a {
  display: block;
  position: relative;
  padding-left: 2.2rem;
  padding-bottom: 0.5rem;
  color: #FFF;
  font-size: 1.5rem;
  line-height: 1.5;
  letter-spacing: 0.06em;
  font-weight: 500;
  white-space: nowrap;
}
.l-cate a:hover .l-cate__btn::before {
  opacity: 1;
  transform: scale(1);
}
.l-cate a:hover .l-cate__btn .icon-arrow {
  background-color: var(--color-primary);
}
.l-cate a:hover .l-cate__btn .border-svg rect,
.l-cate a:hover .l-cate__btn .border-svg path {
  stroke-dashoffset: 0;
  transition: 0.5s ease;
}
.l-cate a:hover .l-cate__btn .border-svg circle {
  stroke-dashoffset: 400;
  transition: 1s ease;
}
.l-cate a:hover::before {
  width: 100%;
}
.l-cate a::before {
  position: absolute;
  z-index: 1;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background-color: #FFF;
  content: "";
  transition: 0.3s ease all;
}
.l-cate a::after {
  position: absolute;
  z-index: 0;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background-color: #D6D6D6;
  content: "";
}
.l-cate__btn {
  position: absolute;
  left: 0;
  top: 0.2rem;
  width: 1.6rem;
  height: 1.6rem;
  --border-text-color: #BABABA;
  --border-color: #BABABA;
  --border-color-hover: #fff;
}
.l-cate__btn .icon-arrow {
  --icon-size: 0.7rem;
  background-color: #BABABA;
}
.l-cate__btn.btn-circle {
  --offset-border: 0.2rem;
}

.ir-social {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 20.2rem;
  padding: 3rem;
  border-radius: 2rem;
  background-color: #191919;
}
@media (min-width: 768px) {
  .ir-social {
    min-height: 23.6rem;
    padding: 4rem 3rem 3rem 3rem;
  }
  .ir-social:hover .btn .icon-blank {
    background-color: var(--color-primary);
  }
}
.ir-social__icon {
  display: flex;
  align-items: center;
  height: 3rem;
  margin-bottom: 2rem;
}
.ir-social__icon img {
  height: 100%;
}
@media (min-width: 768px) {
  .ir-social__icon {
    height: 3.6rem;
    margin-bottom: 3rem;
  }
}
.ir-social__icon.icon-note {
  height: 2.5rem;
}
@media (min-width: 768px) {
  .ir-social__icon.icon-note {
    height: 3.6rem;
  }
  .ir-social__icon.icon-note img {
    height: 2.65rem;
  }
}
.ir-social__ttl {
  margin-bottom: 1.5rem;
  font-size: 1.4rem;
  line-height: 1.5;
  letter-spacing: 0.05em;
  font-weight: 500;
  color: #FFF;
  text-align: center;
}
@media (min-width: 768px) {
  .ir-social__ttl {
    margin-bottom: 2rem;
  }
}
.ir-social .btn {
  width: 3.8rem;
  height: 3.8rem;
  --border-text-color: #BCBCBC;
  --border-color: #BCBCBC;
  --border-color-hover: #fff;
}
@media (min-width: 768px) {
  .ir-social .btn {
    width: 3.8rem;
    height: 3.8rem;
  }
}