.topics__inner, .service__inner {
  width: 80%;
  max-width: 1000px;
  margin: 0 auto;
  padding: 12rem 0;
}

.top-sec-ttl-en {
  margin-bottom: 1.2rem;
  font-size: clamp(2.25rem, 1.7rem + 2.75vw, 5rem);
  line-height: 1;
}

.fv__inner {
  position: relative;
  padding-top: 8rem;
}
.fv__copy {
  position: absolute;
  top: 0;
  left: 10%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: reverse;
      -ms-flex-direction: row-reverse;
          flex-direction: row-reverse;
  -webkit-box-align: start;
      -ms-flex-align: start;
          align-items: flex-start;
  gap: 40px;
  font-family: "Noto Serif JP", serif;
  font-size: clamp(2.25rem, 1.875rem + 1.88vw, 4.125rem);
}
@media screen and (max-width: 640px) {
  .fv__copy {
    gap: 20px;
  }
}
.fv__copy > span {
  -webkit-writing-mode: vertical-rl;
      -ms-writing-mode: tb-rl;
          writing-mode: vertical-rl;
}
.fv__img > img {
    aspect-ratio: 21 / 10;
  -o-object-fit: cover;
     object-fit: cover;
}
@media screen and (max-width: 640px) {
  .fv__img > img {
    aspect-ratio: 3/4;
    aspect-ratio: 128 / 140;
  }
}

.intro__inner {
  position: relative;
  padding: 6rem 0;
}
.intro__body {
  width: 80%;
  margin: 0 auto;
}
.intro__catch {
  margin-bottom: 4.8rem;
  font-size: clamp(1.375rem, 1.05rem + 1.63vw, 3rem);
  text-align: center;
  line-height: 1.9;
}
.intro__text {
  max-width: 1000px;
  margin: 0 auto;
  line-height: 2.25;
}
.intro__slider {
  padding: 12rem 0 min(10vw,12rem);
}
.intro__slider-list {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  overflow: hidden;
}
.intro__slider-item {
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    display: flex !important;
    justify-content: center;
    align-items: center;
    margin: 0 min(1.5vw,20px);
}
.intro__slider-item:nth-of-type(2n){
    margin-top: 8vw;
}
.service {
  position: relative;
}
.service::before {
  content: "";
  position: absolute;
  top: 30%;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url("../../../img/pages/top/bg_service.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.4;
  z-index: -1;
}
@media screen and (max-width: 640px) {
  .service__inner {
    width: 90%;
  }
}
.service__head {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
      -ms-flex-direction: row;
          flex-direction: row;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  margin-bottom: 4rem;
}
@media screen and (max-width: 1000px) {
  .service__head {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    row-gap: 24px;
  }
}
.service__desc {
  width: 60%;
  line-height: 2.25;
  font-size: clamp(14px, 0.75rem + 0.63vw, 1.5rem);
}
@media screen and (max-width: 1000px) {
  .service__desc {
    width: 100%;
  }
}
.service__list {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  -ms-flex-pack: distribute;
      justify-content: space-around;
}
.service__item {
  width: 33.3333%;
}
@media screen and (max-width: 640px) {
  .service__item {
    width: 50%;
  }
}
.service__img-wrap {
  position: relative;
}
.service__img-wrap > img {
  height: 100%;
  aspect-ratio: 1/1;
  -o-object-fit: cover;
     object-fit: cover;
}
.service__info {
  position: relative;
  padding: 2.4rem 0;
}
.service__num {
  position: absolute;
  right: 2px;
  bottom: -8%;
  font-size: clamp(3.625rem, 3.475rem + 0.64vw, 3.875rem);
  color: #ffffff;
  border-radius: 4px;
}
.service__name-main {
  font-size: clamp(1.25rem, 0.426rem + 4.12vw, 3rem);
}
.service__name-en {
  color: #2659AE;
  font-weight: bold;
  font-size: 1.2rem;
}
.service__btn {
  position: absolute;
  bottom: -2%;
  right: 10%;
}

.topics__inner {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
      -ms-flex-direction: row;
          flex-direction: row;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-column-gap: 40px;
     -moz-column-gap: 40px;
          column-gap: 40px;
}
@media screen and (max-width: 1000px) {
  .topics__inner {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
  }
}
@media screen and (max-width: 640px) {
  .topics__inner {
    width: 90%;
  }
}
.topics__main {
  width: 80%;
}
@media screen and (max-width: 1000px) {
  .topics__main {
    width: 100%;
  }
}
@media screen and (max-width: 1000px) {
  .topics__thumb {
    width: 40%;
  }
}
@media screen and (max-width: 1000px) {
  .topics__body {
    -webkit-box-flex: 1;
        -ms-flex: 1;
            flex: 1;
  }
}
.topics__category-list {
  margin-top: 8rem;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  gap: 16px;
}
@media screen and (max-width: 1000px) {
  .topics__category-list {
    width: 100%;
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
        -ms-flex-direction: row;
            flex-direction: row;
  }
}
.topics__category-link {
  position: relative;
  padding-left: 24px;
  font-size: 1.4rem;
  color: #2659AE;
  text-decoration: none;
  display: inline-block;
}
.topics__category-link::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 14px;
  height: 14px;
  border: 1px solid #2659AE;
  border-radius: 50%;
  -webkit-transform: translateY(-50%);
          transform: translateY(-50%);
}
.topics__category-link::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 50%;
  width: 6px;
  height: 6px;
  background: #2659AE;
  border-radius: 50%;
  -webkit-transform: translateY(-50%);
          transform: translateY(-50%);
  opacity: 0;
  -webkit-transition: opacity 0.2s ease;
  transition: opacity 0.2s ease;
}
.topics__category-link.is-active {
  text-decoration: underline;
}
.topics__category-link.is-active::after {
  opacity: 1;
}
.topics__link {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 24px;
}
@media screen and (max-width: 640px) {
  .topics__link {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
  }
}
.topics__thumb {
    width: 160px;
    min-width: 160px;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    height: auto;
    max-height: 160px;
    overflow: hidden;
}
.topics__body{
    flex: 1;
}
.topics__more {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: end;
      -ms-flex-pack: end;
          justify-content: flex-end;
}
.topics__list {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 80px;
  padding: 8rem 0;
}
.topics__meta {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
}
.topics__category {
  margin-right: 1.6rem;
  padding: 0.2rem 0.8rem;
  border: solid 1px #2659AE;
  border-radius: 4px;
  color: #2659AE;
}
.topics__heading {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;

    padding: 1rem 0.8rem;
    margin-bottom: 1rem;
  border-bottom: solid 1px #CECECE;
}
.topics__ttl {
  font-size: clamp(1.25rem, 0.662rem + 2.94vw, 2.5rem);
    transition: color ease 200ms;
}
.topics__link:hover .topics__ttl {
    color: #2659AE;
}
.topics__excerpt {
  line-height: min(8vw,2.25);
}
.topics__arrow {
  position: relative;
  display: inline-block;
  width: 1.6rem;
  height: 1.6rem;
}
.topics__arrow::after {
  content: "";
  position: absolute;
  inset: 0;
  background: url("../../../img/common/icon_arrow-blue.svg");
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
}


/*切り替え
--------------------------------------------- */
.topics .topics__list {
  display: none;
}
.topics .topics__list.is-active {
  display: flex;
}