/* -------------------------------------------------
  base
------------------------------------------------- */

:root {
  --min-viewport-width: 375;
  --max-viewport-width: 1440;
  --min-fluid-ration: calc(1 / var(--min-viewport-width) * 100vw);
  --max-fluid-ration: calc(1 / var(--max-viewport-width) * 100vw);
  --rem: 1rem / 16;

  --text-base-color: #333;
  --primary-navy: #000066;
  --primary-lightblue: #1ea0dc;
  --primary-blue: #0567aa;
}

html {
  font-size: 62.5%;
}

body {
  font-family: "游ゴシック体", "YuGothic", "游ゴシック", "Yu Gothic", "ヒラギノ角ゴ Pro W3", "Hiragino Kaku Gothic Pro", "メイリオ", "Meiryo", sans-serif;
  font-optical-sizing: auto;
  font-style: normal;
  color: var(--text-base-color);
  font-weight: 500;
  line-height: 1.8;
}

img {
  width: 100%;
  height: auto;
}


/* -------------------------------------------------
  common style
------------------------------------------------- */

.is-pc {
  display: block;
}

.is-sp {
  display: none;
}

.ff-mont {
  font-family: "Montserrat", sans-serif;
  font-optical-sizing: auto;
  font-style: normal;
}

.ff-opensans {
  font-family: "Open Sans", sans-serif;
  font-optical-sizing: auto;
  font-style: normal;
}

.loading-screen {
  position: fixed;
  inset: 0;
  background: #f1fcff;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
}

.inner {
  width: min(100%, calc(1200px + 9vw));
  margin-inline: auto;
  padding: 0 4.5vw;
  box-sizing: border-box;
}

.inner__content {
  position: relative;
  padding: min(90px, 8.57%);
  box-sizing: border-box;
}

#sub .inner__content {
  padding: 90px min(120px, 12.5%);
}

.inner__content > span:nth-of-type(1)::before,
.inner__content > span:nth-of-type(1)::after,
.inner__content > span:nth-of-type(2)::before,
.inner__content > span:nth-of-type(2)::after {
  position: absolute;
  content: '';
  width: 48px;
  height: 48px;
}

.inner__content > span:nth-of-type(1)::before {
  top: 0;
  left: 0;
  border-top: 2px solid var(--primary-navy);
  border-left: 2px solid var(--primary-navy);
}

.inner__content > span:nth-of-type(1)::after {
  top: 0;
  right: 0;
  border-top: 2px solid var(--primary-lightblue);
  border-right: 2px solid var(--primary-lightblue);
}

.inner__content > span:nth-of-type(2)::before {
  bottom: 0;
  left: 0;
  border-bottom: 2px solid var(--primary-lightblue);
  border-left: 2px solid var(--primary-lightblue);
}

.inner__content > span:nth-of-type(2)::after {
  bottom: 0;
  right: 0;
  border-bottom: 2px solid var(--primary-navy);
  border-right: 2px solid var(--primary-navy);
}

.inner__content > span + span + * {
  margin-top: 0;
}

.inner__content .article__text a {
  color: var(--primary-navy);
  text-decoration: underline;
  transition: opacity .3s;
}

@media (any-hover: hover) {
  .inner__content .article__text a:hover {
    opacity: .7;
  }
}

hgroup.page-title span {
  position: relative;
  display: block;
  font-size: 2.4rem;
  font-weight: 600;
  color: var(--primary-navy);
  padding-left: 32px;
  background: url(../img/common/ico_square.svg) no-repeat center left / 24px auto;
}

hgroup.page-title h1 {
  font-size: 4rem;
  font-weight: 700;
  margin-top: -10px;
}

hgroup.sub-title span {
  position: relative;
  display: block;
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--primary-navy);
  padding-left: 21px;
  background: url(../img/common/ico_square.svg) no-repeat center left / 16px auto;
}

hgroup.sub-title h3 {
  font-size: 3.2rem;
  font-weight: 700;
  margin-top: 5px;
}

.more-link {
  position: relative;
  display: block;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary-navy);
  width: fit-content;
  min-width: 120px;
  padding-bottom: 6px;
  padding-right: 32px;
  background: url(../img/common/ico_arrow-navy.svg) no-repeat top 2px right / 20px auto;
}

.more-link::before {
  position: absolute;
  content: '';
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: var(--primary-navy);
  transform-origin: right top;
  transform: scale(1, 1);
  transition: transform .3s;
}

@media (any-hover: hover) {
  .more-link:hover::before {
    transform: scale(0, 1);
  }
}

.inner__content + .more-link {
  margin-top: 80px;
  margin-left: auto;
}

.btns {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 24px;
  margin-top: 120px;
}

.inner__content .btns {
  margin-top: 60px;
}

.btns__item {
  width: 100%;
  min-width: 300px;
}

.btns__item.w-50 {
  flex: 1 1 400px;
}

.btns__item.comingsoon {
  position: relative;
}

.btns__item.comingsoon::before {
  position: absolute;
  content: 'COMING SOON';
  display: grid;
  place-items: center;
  font-size: 3.2rem;
  font-weight: 600;
  font-family: "Montserrat", sans-serif;
  color: #fff;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgb(186 186 186 / .8);
  border-radius: 10px;
  z-index: 1;
}

.btns__item.disable a {
  pointer-events: none;
  background-color: #d9d9d9;
}

.btns__item a {
  display: flex;
  flex-direction: column;
  justify-content: center;
  line-height: 1.5;
  height: 100%;
  padding: 30px 90px 30px 40px;
  border-radius: 10px;
  background: #e6faff url(../img/common/ico_arrow-navy.svg) no-repeat center right 40px / 40px auto;
  text-decoration: none;
  transition: background-color .3s;
}

@media (any-hover: hover) {
  .btns__item a:hover {
    background-color: #c6f1fc;
  }
}

.btns__item .notes {
  font-size: 1.4rem;
  margin-top: 15px;
}

/* header
------------------------------------------------- */

header {
  position: fixed;
  top: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 24px min(80px, 4.5vw);
  z-index: 100;
  transition: background-color .3s;
}

header.scrolled {
  background-color: #fff;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.site-logo {
  position: relative;
  width: 428px;
  z-index: 999;
}

.site-logo img {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  transition: opacity .3s;
}

.site-logo img.default,
.nav-open .site-logo img.open {
  opacity: 1;
}

.site-logo img.open {
  opacity: 0;
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 40px;
  height: 100%;
}

.header__nav-list {
  display: flex;
  gap: 40px;
  height: 100%;
}

.header__nav-list li {
  position: relative;
  display: flex;
  align-items: center;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--primary-navy);
  height: 100%;
  padding: 0;
}

.header__nav-list > li {
  padding-block: 15px;
}

.header__nav-list .sub-menu {
  position: absolute;
  top: 55px;
  right: -35px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: max-content;
  padding: 24px;
  background-color: var(--primary-lightblue);
  border-radius: 10px;
  opacity: 0;
  visibility: hidden;
  transition: all .3s;
}

.header__nav-list .sub-menu li {
  position: relative;
  padding-left: 14px;
}

.header__nav-list .sub-menu li::before {
  position: absolute;
  content: '';
  top: 11px;
  left: 0;
  width: 6px;
  height: 6px;
  background-color: #fff;
}

.header__nav-list .sub-menu a {
  color: #fff;
}

@media (any-hover: hover) {
  .header__nav-list .has-menu:hover > .sub-menu {
    opacity: 1;
    visibility: visible;
  }
}

.header__contact {
  font-size: 1.6rem;
  font-weight: 700;
  color: #fff;
  padding: 14px 64px 14px 24px;
  border-radius: 10px;
  background: var(--primary-lightblue) url(../img/common/ico_arrow-white-lb.svg) no-repeat center right 24px / 20px auto;
  transition: background-color .3s;
}

.site-logo a,
.header__nav-list a {
  display: block;
  transition: opacity .3s;
}

@media (any-hover: hover) {
  .site-logo a:hover,
  .header__nav-list a:hover {
    opacity: .7;
  }

  .header__contact:hover {
    background-color: var(--primary-blue);
  }
}

/* footer
------------------------------------------------- */

footer {
  margin-top: 120px;
  padding: 48px 0;
  color: #fff;
  background-color: var(--primary-blue);
}

#top footer {
  margin-top: 0;
}

.footer__wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 40px 60px;
}

.footer__logo {
  width: 428px;
}

.footer__content {
  margin-right: auto;
}

.footer__content p {
  font-size: 1.4rem;
  margin-top: 30px;
}

.footer__lists {
  display: flex;
  gap: 80px;
}

.footer__list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.footer__list li {
  font-size: 1.6rem;
  font-weight: 700;
}

.footer__list > li {
  position: relative;
  padding-left: 14px;
}

.footer__list > li::before {
  position: absolute;
  content: '';
  top: 11px;
  left: 0;
  width: 6px;
  height: 6px;
  background-color: #fff;
}

.footer__list .sub-menu {
  margin-top: 10px;
}

.footer__list .sub-menu li {
  font-size: 1.3rem;
  font-weight: 500;
  margin-top: 8px;
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  font-size: 1.2rem;
  margin-top: 40px;
  padding-top: 30px;
  border-top: 1px solid var(--primary-lightblue);
}

footer a {
  transition: opacity .3s;
}

@media (any-hover: hover) {
  footer a:hover {
    opacity: .7;
  }
}


/* -------------------------------------------------
  top
------------------------------------------------- */

#top {
  background: url(../img/common/bg_top.png) no-repeat center top -3.8% / max(1440px, 100%) auto;
}

.fv {
  position: relative;
  aspect-ratio: 1440 /710;
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin-top: 80px;
  padding: 0 min(80px, 4.5vw);
}

.fv__content {
  padding: 120px 0;
  z-index: 10;
}

.fv__title {
  font-size: clamp(4rem, 3.3334vw, 4.8rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--primary-navy);
}

.fv__lead {
  font-size: clamp(1.6rem, 1.3888vw, 2rem);
  margin-top: 35px;
}

.fv__img {
  position: absolute;
  top: 5%;
  right: 2.5%;
  aspect-ratio: 873 / 670;
  width: calc(873 * var(--max-fluid-ration));
}

.fv__img img {
  position: absolute;
}

.fv__img img:nth-of-type(1) {
  top: 10%;
  left: 22%;
  width: 41.47%;
  z-index: 1;
}

.fv__img img:nth-of-type(2) {
  top: 43%;
  right: 3%;
  width: 30.47%;
  z-index: 1;
}

.fv__img img:nth-of-type(3) {
  bottom: 0;
  left: 0;
  width: 25.66%;
}

.fv__img img:nth-of-type(4) {
  top: 12%;
  right: 0;
  width: 21.07%;
}

.fv__img img:nth-of-type(5) {
  top: 0;
  left: 8%;
  width: 17.98%;
  z-index: 2;
}

.lead {
  margin-top: 84px;
}

.lead .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 40px 8%;
}

.lead__title {
  flex-shrink: 0;
  font-size: 4rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--primary-navy);
}

.lead__text {
  flex: 1;
  min-width: 320px;
  font-size: 1.6rem;
}

.top-company {
  margin-top: 115px;
  padding: 4.1667% min(80px, 4.5vw) 7.63889%;
  background: url(../img/common/bg_top-company.png) no-repeat center center / 100% auto;
}

.top-company__content {
  display: flex;
  justify-content: space-between;
}

.top-company__item {
  width: 28.125%;
}

.top-company__item:nth-of-type(2) {
  margin-top: 11%;
}

.top-company__item:nth-of-type(3) {
  margin-top: 22%;
}

.top-company__item .image {
  position: relative;
}

.top-company__item .image a {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: 1;
}

.top-company__item .image .photo {
  border-radius: 10px;
  overflow: hidden;
}

.top-company__item .image img {
  transition: transform .3s;
}

@media (any-hover: hover) {
  .top-company__item .image a:hover + .photo img {
    transform: scale(1.05);
  }
}

.top-company__item .image p {
  position: absolute;
  bottom: 40px;
  left: -24px;
  font-size: clamp(1.6rem, 1.667vw, 2.4rem);
  font-weight: 700;
  line-height: 1.65;
}

.top-company__item .image p span {
  padding: 0.4em;
  background-color: #fff;
}

.top-company__item .wrap {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 24px;
}

.top-company__item .wrap .more-link {
  margin-bottom: 12px;
  margin-left: auto;
}

.top-news {
  margin-top: 60px;
}

.top-news__content {
  display: flex;
  gap: 110px;
}

.top-news__content .sub-title {
  flex-shrink: 0;
}

.top-news__list {
  flex: 1;
}

.top-news__list-item {
  position: relative;
  display: flex;
  padding: 24px 0;
  border-top: 1px solid #e5e5e5;
}

.top-news__list-item::before {
  position: absolute;
  content: '';
  top: 50%;
  left: 105px;
  transform: translateY(-50%);
  width: 1px;
  height: calc(100% - 24px * 2);
  background-color: var(--primary-navy);
}

.top-news__list-item time {
  font-size: 1.6rem;
  color: var(--primary-navy);
  width: 105px;
}

.top-news__list-item p {
  flex: 1;
  font-size: 1.6rem;
  margin-left: 28px;
}

.top-news .more-link {
  margin-left: auto;
}

.top-contact {
  margin-top: 120px;
  padding: 96px 0;
  background: url(../img/top/bg_contact.png) no-repeat center / cover;
}

.top-contact .btns {
  margin-top: 0;
}

.top-contact .btns__item a {
  background-color: rgb(255 255 255 / .7);
  transition: background-color .3s;
}

@media (any-hover: hover) {
  .top-contact .btns__item a:hover {
    background-color: rgb(255 255 255 / .95);
  }
}


/* -------------------------------------------------
  sub
------------------------------------------------- */

#sub {
  background: url(../img/common/bg_sub-head-s.png) no-repeat left top -50px / max(1440px, 100%) auto;
}

#sub.large {
  background-image: url(../img/common/bg_sub-head-l.png);
}

.head {
  margin-top: max(15%, 230px);
}

.sub-fv {
  margin-top: 50px;
}

#sub main {
  margin-top: min(16%, 240px);
}

#sub.large main {
  margin-top: 120px;
}

.sub-sec {
  margin-top: 90px;
}

.article__hgroup {
  display: flex;
  gap: 20px;
}

.article__hgroup .num {
  width: 100px;
}

.article__hgroup .article__title {
  flex: 1;
  margin: 26px 0 20px;
}

.article__title {
  font-size: 3.2rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--primary-navy);
  margin: 75px 0 40px;
}

.article__sub-title {
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--primary-navy);
}

.article__lead {
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--primary-navy);
  margin-bottom: 80px;
}

.article__sub-lead {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-navy);
}

.article__text {
  font-size: 1.6rem;
  margin-top: 15px;
}

.article__sign {
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1.75;
  text-align: right;
  margin-top: 50px;
}

.article__sign span {
  display: inline-block;
  font-size: 1.6rem;
}

.inner__content li {
  font-size: 1.6rem;
  padding-left: 1em;
  text-indent: -1em;
}

.message__content {
  display: flex;
  flex-direction: column;
  gap: 35px;
  margin: 50px 0;
}

.message__item h2 {
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--primary-navy);
}

.message__item .text {
  font-size: 1.6rem;
  font-weight: 700;
  margin-top: 10px;
}

.value__item {
  position: relative;
  margin-top: 90px;
  padding-top: 140px;
}

.value__item .en-title {
  position: absolute;
  top: 0;
  font-size: clamp(4rem, 7.57vw, 7.2rem);
  font-weight: 600;
  line-height: 1.1;
  color: #fff;
  min-width: 915px;
  padding: 30px 80px;
  height: 250px;
  z-index: -1;
}

.value__item:nth-of-type(odd) .en-title {
  text-align: right;
  right: calc(50% - 50vw);
  background: url(../img/company/bg_title-right.png) no-repeat center / 100% 100%;
}

.value__item:nth-of-type(even) .en-title {
  left: calc(50% - 50vw);
  background: url(../img/company/bg_title-left.png) no-repeat center / 100% 100%;
}

.value__item .wrap {
  display: flex;
  gap: 56px;
}

.value__item:nth-of-type(even) .wrap {
  flex-direction: row-reverse;
}

.value__item .image {
  width: 50%;
}

.value__item .image img {
  border-radius: 10px;
}

.value__item .text {
  flex: 1;
  margin-top: -10px;
}

.value__title {
  font-size: clamp(2.8rem, 2.2223vw, 3.2rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--primary-navy);
}

.value__item .article__text {
  margin-top: 45px;
}

.outline-dl__item {
  display: flex;
  flex-wrap: wrap;
  font-size: 1.6rem;
  padding: 20px 0;
  border-bottom: 1px solid #e5e5e5;
}

.outline-dl__item:first-of-type {
  padding-top: 0;
}

.outline-dl__item dt {
  font-weight: 700;
  color: var(--primary-navy);
  width: 160px;
}

.outline-dl__item dd {
  width: calc(100% - 160px);
}

.office + .office {
  margin-top: 50px;
}

.address {
  margin-top: 10px;
}

.map {
  margin-top: 20px;
}

.map iframe {
  aspect-ratio: 16 / 5;
  width: 100%;
  height: 100%;
}

.history__list li {
  position: relative;
  font-size: 1.6rem;
  padding-left: 30px;
  text-indent: 0;
}

.history__list li:not(:last-of-type) {
  padding-bottom: 30px;
}

.history__list li::before {
  position: absolute;
  content: '';
  top: 11px;
  left: 0;
  width: 6px;
  height: 6px;
  background-color: var(--primary-navy);
  z-index: 1;
}

.history__list li:not(:last-of-type)::after {
  position: absolute;
  content: '';
  top: 12px;
  left: 2px;
  width: 1px;
  height: 100%;
  background-color: #e5e5e5;
}

.history__list li span {
  display: inline-block;
  font-weight: 700;
  color: var(--primary-navy);
  width: 110px;
}

.services .article__hgroup:nth-of-type(n+2) {
  margin-top: 45px;
  padding-top: 10px;
  border-top: 1px solid #e5e5e5;
}

.recruit .btns {
  margin-bottom: 50px;
}

.about .inner__content .sub-sec + .sub-sec {
  margin-top: 50px;
}

.about .inner__content h2 {
  font-size: 3.2rem;
  font-weight: 700;
  color: var(--primary-navy);
}

.about .inner__content h2 span {
  display: inline-block;
  font-size: 4rem;
  font-weight: 500;
  color: var(--primary-lightblue);
  margin-right: 24px;
}

.about .inner__content h3 {
  font-size: 2.4rem;
  font-weight: 700;
  margin: 25px 0 10px;
}

.about .inner__content .article__text {
  margin-top: 0;
}

.about .inner__content > .article__text:last-of-type {
  margin-top: 50px;
}

.about .swiper {
  margin: 40px 0 50px;
}

.swiper-horizontal > .swiper-pagination-bullets .swiper-pagination-bullet,
.swiper-pagination-horizontal.swiper-pagination-bullets .swiper-pagination-bullet {
  margin: 0 8px;
}

.swiper-pagination-bullet {
  width: 10px;
  height: 10px;
  background-color: var(--primary-navy);
  border-radius: 0;
}

.swiper-slide img {
  border-radius: 15px;
}

.swiper-navigation-icon {
  display: none;
}

.swiper-button-prev,
.swiper-button-next {
  width: 26px;
  height: 46px;
}

.swiper-button-prev {
  left: 20px !important;
}

.swiper-button-next {
  right: 20px !important;
}

.swiper-button-prev::after,
.swiper-button-next::after {
  background-repeat: no-repeat;
  background-size: contain;
  content: "";
  height: 100%;
  width: 100%;
  margin: auto;
}

.swiper-button-prev::after {
  background-image: url(../img/common/ico_arrow-prev.svg);
}

.swiper-button-next::after {
  background-image: url(../img/common/ico_arrow-next.svg);
}

.contact .article__sub-lead {
  margin-bottom: 40px;
}

.news__list li {
  display: flex;
  padding: 15px 0;
  border-bottom: 1px solid #e5e5e5;
  text-indent: 0;
}

.news__list li:first-of-type {
  padding-top: 0;
}

.news__list li time {
  font-weight: 600;
  width: 105px;
  color: var(--primary-navy);
}

.news__list li a {
  transition: opacity .3s;
}

@media (any-hover: hover) {
  .news__list li a:hover {
    opacity: .7;
  }
}

.news__list li p {
  flex: 1;
  padding: 0 15px;
  border-left: 1px solid var(--primary-navy);
}

.policy .inner__content h2 {
  font-size: 2.4rem;
  font-weight: 700;
}

.policy .inner__content h3 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-top: 40px;
}



/* -------------------------------------------------
  responsive
------------------------------------------------- */

@media  (width >= 1200px) {
  .header__nav-list li.current {
    position: relative;
  }

  .header__nav-list li.current::before {
    position: absolute;
    content: '';
    top: 50%;
    left: -14px;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    background-color: var(--primary-lightblue);
  }

  .header__nav-list .has-menu {
    padding-right: 16px;
    background: url(../img/common/ico_arrow-blue.svg) no-repeat center right / 8px auto;
  }
}


@media (width < 1200px) {  
  .header__nav {
    position: fixed;
    top: 0;
    left: 0;
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    height: 100vh;
    padding: 80px 4.5vw 60px;
    background-color: var(--primary-blue);
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: all .3s;
  }

  .nav-open .header__nav {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .header__nav-list {
    flex-direction: column;
    gap: 0;
    height: auto;
    width: 100%;
  }

  .header__nav-list .has-menu a {
    padding-bottom: 0;
  }
  
  .header__nav-list .sub-menu {
    position: static;
    gap: 12px;
    padding: 10px 1em 24px;
    background-color: transparent;
    opacity: 1;
    visibility: visible;
  }

  .header__nav-list .sub-menu li {
    font-weight: 500;
    padding: 0;
  }

  .header__nav-list .sub-menu li::before {
    display: none;
  }

  .header__nav-list li {
    flex-direction: column;
    align-items: flex-start;
    color: #fff;
  }

  .header__nav-list > li {
    padding-block: 0;
    background: url(../img/common/ico_arrow-white-b.svg) no-repeat top 26px right / 20px auto;
    border-bottom: 1px solid var(--primary-lightblue);
  }

  .header__nav-list > li > a {
    width: 100%;
    padding: 24px 0;
  }

  .header__contact {
    width: min(100%, 335px);
  }

  .nav-tgl-btn {
    position: relative;
    display: inline-block;
    width: 24px;
    cursor: pointer;
    z-index: 999;
  }

  .nav-tgl-btn span {
    display: block;
    height: 2px;
    margin: 6px 0;
    background: var(--primary-navy);
    border-radius: 2px;
    transition: all .3s;
  }

  .nav-open .nav-tgl-btn span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
    background-color: #fff;
  }
  
  .nav-open .nav-tgl-btn span:nth-child(2) {
    opacity: 0;
  }
  
  .nav-open .nav-tgl-btn span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
    background-color: #fff;
  }

  .message__content {
    gap: 25px;
  }

  .value__item .wrap,
  .value__item:nth-of-type(even) .wrap {
    flex-direction: column;
  }

  .value__item:nth-of-type(even) .image {
    margin-left: auto;
  }

  .value__item:nth-of-type(even) .value__title {
    text-align: right;
  }

  .value__item .wrap .value__title br {
    display: none;
  }
}


@media (width < 950px) {
  .value__item .en-title {
    min-width: auto;
  }
}


@media (width < 768px) {

  /* common style
  ------------------------------------------------- */

  .is-pc {
    display: none;
  }

  .is-sp {
    display: block;
  }

  .inner {
    padding: 0 5.4vw;
  }

  .inner__content,
  #sub .inner__content {
    padding: 64px 7%;
  }

  .btns {
    margin-top: 80px;
  }

  .btns__item.w-50 {
    width: 100%;
  }

  .btns__item a {
    padding: 30px 24px;
    background-size: 28px auto;
    background-position: center right 24px;
  }

  hgroup.page-title span {
    font-size: 1.4rem;
    padding-left: 20px;
    background-size: 14px auto;
  }

  hgroup.page-title h1 {
    font-size: 2.8rem;
    margin-top: 0;
  }

  hgroup.sub-title span {
    font-size: 1.4rem;
    padding-left: 18px;
    background-size: 14px auto;
  }

  hgroup.sub-title h3 {
    font-size: 2.8rem;
  }

  header {
    margin-top: 0;
    padding-block: 15px;
  }

  .header__nav {
    padding-top: 60px;
  }

  .header__nav-list > li {
    background-position: top 18px right;
  }

  .header__nav-list > li > a {
    padding: 15px 0;
  }

  .site-logo {
    width: 214px;
  }

  footer {
    margin-top: 80px;
  }

  .footer__logo {
    width: min(335px, 100%);
  }

  .footer__content {
    width: 100%;
  }

  .footer__content p {
    margin-top: 20px;
  }

  .footer__lists {
    gap: 0;
    width: 100%;
  }

  .footer__list {
    width: 50%;
  }

  .footer__bottom {
    flex-direction: column-reverse;
    gap: 8px;
    margin-top: 35px;
  }

  /* top
  ------------------------------------------------- */

  #top {
    background: url(../img/common/bg_top-sp.png) no-repeat center top 18px / 100% auto;
  }

  .fv {
    aspect-ratio: unset;
    margin-top: 100px;
  }

  .fv__content {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0;
  }

  .fv__title {
    font-size: 3.2rem;
  }

  .fv__lead {
    font-size: 1.6rem;
  }

  .fv__img {
    position: relative;
    top: auto;
    right: auto;
    width: 100%;
    margin-top: 25px;
    aspect-ratio: 670 / 596;
  }

  .fv__img img:nth-of-type(1) {
    top: 10%;
    left: 22%;
    width: 45%;
    z-index: 4;
  }

  .fv__img img:nth-of-type(2) {
    top: auto;
    bottom: 0;
    right: 3%;
    width: 33%;
  }

  .fv__img img:nth-of-type(3) {
    bottom: 8%;
    left: 0;
    width: 27%;
  }

  .fv__img img:nth-of-type(4) {
    top: 21%;
    right: 0;
    width: 23%;
  }

  .fv__img img:nth-of-type(5) {
    left: 8%;
    width: 19%;
    z-index: 5;
  }

  .lead .wrap {
    flex-direction: column;
    gap: 0;
  }

  .lead__title {
    font-size: 2.8rem;
    margin-bottom: 35px;
  }

  .lead__text {
    min-width: auto;
  }

  .top-company {
    margin-top: 80px;
    padding: 95px 0 110px;
    background-image: url(../img/common/bg_top-company-sp.png);
    background-size: 100% 100%;
  }

  .top-company__content {
    flex-direction: column;
    max-width: 600px;
    margin: auto;
    padding: 0 5.4vw;
  }

  .top-company__item {
    width: 79.2%;
  }
  
  .top-company__item:nth-of-type(2),
  .top-company__item:nth-of-type(3) {
    margin-top: 80px;
  }

  .top-company__item:nth-of-type(odd) {
    margin-left: 18px;
  }

  .top-company__item:nth-of-type(even) {
    margin-left: auto;
  }

  .top-company__item .wrap {
    margin-top: 20px;
  }

  .top-company__item .image p {
    font-size: 1.8rem;
    left: -18px;
  }

  .top-company__item .image p span {
    padding: 8px;
  }

  .top-news__content {
    flex-direction: column;
    gap: 30px;
  }

  .top-news__list-item {
    flex-direction: column;
    padding: 20px 0;
  }

  .top-news__list-item::before {
    display: none;
  }

  .top-news__list-item p {
    margin: 0;
  }

  .top-contact {
    margin-top: 80px;
    padding: 60px 0;
  }

  /* sub
  ------------------------------------------------- */

  #sub,
  #sub.large {
    background: url(../img/common/bg_sub-head-s-sp.png) no-repeat center top 20px / max(375px, 100%) auto;
  }

  .head {
    margin-top: 33%;
  }

  .sub-fv {
    margin-top: 20px;
  }

  #sub main {
    margin-top: 150px;
  }

  #sub.large main {
    margin-top: 80px;
  }

  .sub-sec {
    margin-top: 60px;
  }

  .article__lead {
    font-size: 2rem;
    margin-bottom: 50px;
  }

  .article__sub-lead {
    font-size: 1.8rem;
  }

  .article__title {
    font-size: 2.2rem;
    margin-bottom: 24px;
  }

  .article__sub-title {
    font-size: 2rem;
  }

  .message__content {
    margin: 40px 0;
  }

  .message__item h2 {
    font-size: 2.2rem;
  }

  .article__sign {
    font-size: 2.2rem;
  }

  .value__item {
    margin-top: 60px;
    padding-top: 130px;
  }

  .value__item .en-title {
    width: 115%;
    height: 350px;
    padding: 20px;
  }

  .value__item:nth-of-type(odd) .en-title {
    background-size: auto 100%;
    background-position: center left;
  }
  
  .value__item:nth-of-type(even) .en-title {
    background-size: auto 100%;
    background-position: center right;
  }

  .value__item:nth-of-type(even) .value__title {
    text-align: left;
  }

  .value__item .wrap {
    gap: 24px;
  }

  .value__item .text {
    margin-top: 0;
  }

  .value__title {
    font-size: 2.2rem;
  }

  .value__item .wrap .value__title br {
    display: block;
  }

  .value__item .image {
    width: 100%;
  }

  .value__item .article__text {
    margin-top: 20px;
  }

  .outline-dl__item {
    padding: 15px 0;
  }

  .outline-dl__item dd {
    width: 100%;
    margin-top: 5px;
  }

  .office + .office {
    margin-top: 35px;
  }

  .map iframe {
    aspect-ratio: 3 / 2;
  }

  .history__list li span {
    display: block;
  }

  .history__list li:not(:last-of-type) {
    padding-bottom: 20px;
  }

  .article__hgroup {
    gap: 10px;
    margin-bottom: 15px;
  }
  
  .services .article__hgroup:nth-of-type(n+2) {
    margin-top: 30px;
  }

  .article__hgroup .num {
    width: 80px;
  }

  .article__hgroup .article__title {
    margin: 24px 0 10px;
  }

  .about .inner__content h2 {
    font-size: 2.2rem;
  }

  .about .inner__content h2 span {
    font-size: 2.8rem;
    margin-right: 15px;
  }

  .about .inner__content h3 {
    font-size: 2rem;
    margin: 15px 0 10px;
  }

  .about .swiper {
    margin: 20px 0 25px;
  }

  .swiper-button-prev,
  .swiper-button-next {
    top: 55% !important;
    width: 12px;
    height: 22px;
  }

  .swiper-button-prev {
    left: 5px !important;
  }

  .swiper-button-next {
    right: 5px !important;
  }

  .swiper-pagination {
    top: auto !important;
    bottom: 2px !important;
  }

  .swiper-pagination-bullet {
    width: 8px;
    height: 8px;
  }

  .about .inner__content > .article__text:last-of-type {
    margin-top: 30px;
  }

  .news__list li {
    flex-direction: column;
    gap: 5px;
  }

  .news__list li p {
    padding: 0;
    border: none;
  }

  .policy .inner__content h2 {
    font-size: 2rem;
  }
}