@charset "UTF-8";
:root {
  --headerHeight: 90px;
  --paddingSection: 160px;
  --paddingLR: 24px;
}
@media screen and (max-width: 1359px) {
  :root {
    --headerHeight: 72px;
  }
}
@media screen and (max-width: 959px) {
  :root {
    --headerHeight: 60px;
    --paddingSection: 40px;
  }
}

:root {
  --color_main: #0C5EA4;
  --color_sub: #D9000C;
}

/*========== トップページ ==========*/
@media screen and (max-width: 959px) {
  .layout_en #mv .text_area .img_text {
    max-width: 480px;
    width: 100%;
  }
}
.layout_en #index_aboutus .text_area {
  margin-top: -200px;
}

/*==========
メインビジュアル
==========*/
#mv {
  position: relative;
  padding-top: var(--headerHeight);
  height: 885px;
}
#mv .container {
  height: 100%;
}
#mv .bg_video {
  position: absolute;
  inset: 0;
  z-index: -1;
}
#mv .bg_video video {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}
#mv .text_area {
  height: 100%;
  display: flex;
  flex-direction: column;
  margin-left: -1rem;
}
#mv .text_area .img_text {
  margin-top: auto;
  margin-bottom: 48px;
  pointer-events: none;
}
@media screen and (max-width: 959px) {
  #mv {
    height: 100vh;
    height: 100dvh;
  }
  #mv .text_area .img_text {
    width: 80%;
    max-width: 320px;
    margin-left: calc(var(--paddingLR) * -1);
  }
}

/*==========
index_news
==========*/
#index_news {
  line-height: 1.25;
  position: absolute;
  bottom: 0;
  left: 0;
  z-index: 98;
  width: 720px;
  max-width: 80%;
  background: linear-gradient(90deg, #0c5ea4 0%, rgba(12, 94, 164, 0.66) 70.44%, rgba(12, 94, 164, 0) 100%);
  color: #fff;
  padding: 24px 80px 24px 28px;
  display: flex;
  gap: 20px;
}
#index_news::before {
  content: "";
  width: 9px;
  height: 100%;
  background: linear-gradient(#00ceff 0%, #007ccc 100%);
  position: absolute;
  left: 0;
  top: 0;
}
#index_news a {
  color: inherit;
  text-decoration: none;
}
#index_news .title_area {
  display: flex;
  align-items: center;
  gap: 20px;
}
#index_news .title_area .title {
  font-family: "Poppins";
  font-weight: 600;
  white-space: nowrap;
}
#index_news .title_area::after {
  content: "";
  width: 40px;
  height: 1px;
  background-color: #fff;
  margin-top: 1px;
}
#index_news .body_area {
  flex-grow: 1;
  min-width: 0;
}
#index_news .body_area .list {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
#index_news .body_area .list > *:not(:has(a)),
#index_news .body_area .list a {
  display: flex;
  gap: 1em;
}
#index_news .body_area .list .title {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
@media screen and (max-width: 959px) {
  #index_news {
    display: none;
  }
}

/*==========
index_aboutus
==========*/
#index_aboutus {
  padding-top: 64px;
  padding-bottom: 80px;
  background: center/cover url("../img/index/index_aboutus_bg.jpg") no-repeat;
}
#index_aboutus .row_deco {
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px 40px;
}
#index_aboutus .row_deco > *:last-child {
  margin-top: 1.5rem;
}
#index_aboutus .row_main {
  margin-top: 160px;
  display: flex;
  justify-content: space-between;
  gap: var(--paddingLR);
}
#index_aboutus .img_text {
  margin-left: calc(var(--paddingLR) * -1 - 16px);
  pointer-events: none;
  width: 19%;
  margin-top: 48px;
  mix-blend-mode: color-burn;
}
#index_aboutus .text_area {
  max-width: 560px;
  margin-top: 120px;
}
#index_aboutus .text_area .text {
  font-weight: 500;
}
#index_aboutus .img_area {
  pointer-events: none;
  width: 33%;
  max-width: 440px;
  margin-right: calc(-96px - var(--paddingLR));
}
#index_aboutus .img_area > *:nth-child(1) {
  width: 100%;
}
#index_aboutus .img_area > *:nth-child(2) {
  width: 63.18181%;
  margin-top: 100px;
  margin-left: -240px;
}
#index_aboutus .img_area > *:nth-child(3) {
  width: 54.5454%;
  margin-top: -100px;
  margin-right: 80px;
  margin-left: auto;
  margin-bottom: -220px;
}
@media screen and (max-width: 1359px) {
  #index_aboutus .row_main {
    margin-top: 100px;
  }
  #index_aboutus .img_text {
    width: 15%;
  }
  #index_aboutus .text_area {
    margin-top: 80px;
  }
  #index_aboutus .img_area {
    width: 25%;
  }
  #index_aboutus .img_area > *:nth-child(2) {
    margin-top: 24px;
    margin-left: -40px;
  }
  #index_aboutus .img_area > *:nth-child(3) {
    margin-top: -40px;
    margin-right: 0px;
  }
}
@media screen and (max-width: 959px) {
  #index_aboutus {
    padding-top: var(--paddingSection);
    padding-bottom: var(--paddingSection);
  }
  #index_aboutus .row_deco {
    display: none;
  }
  #index_aboutus .row_main {
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
    margin-top: 0;
    flex-wrap: wrap;
    gap: 0;
  }
  #index_aboutus .img_text {
    margin-left: 0;
    width: 40%;
    max-width: 111px;
    margin-top: 0;
  }
  #index_aboutus .img_area {
    width: 60%;
    max-width: 200px;
    margin-right: calc(var(--paddingLR) * -1);
    padding-left: 10px;
  }
  #index_aboutus .img_area > *:nth-child(1) {
    margin-left: auto;
    margin-right: 0;
  }
  #index_aboutus .img_area > *:nth-child(2) {
    margin-top: 16px;
    margin-left: 0;
    margin-right: auto;
  }
  #index_aboutus .img_area > *:nth-child(3) {
    margin-top: 24px;
    margin-right: 0;
    margin-bottom: 0;
  }
  #index_aboutus .text_area {
    order: 1;
    width: 100%;
    max-width: none;
    margin-top: 0;
  }
  #index_aboutus .text_area .text {
    font-weight: 500;
  }
}

/*==========
index_service
==========*/
#index_service {
  background: center/cover url("../img/index/index_service_bg.jpg");
  padding-top: 240px;
  padding-bottom: 50px;
  color: #fff;
}
#index_service .title_02 {
  color: #2A2A2A;
}
#index_service .flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--paddingLR);
}
#index_service .text_area {
  margin-top: 32px;
  max-width: 50%;
}
#index_service .img_area {
  flex: 1;
}
#index_service .img_area img {
  margin-left: auto;
}
#index_service .deco_area {
  position: relative;
  pointer-events: none;
}
#index_service .deco_area .img_text {
  margin-top: -24px;
}
#index_service .deco_area .deco_02 {
  max-width: 28%;
  width: 360px;
  position: absolute;
  left: -120px;
  bottom: -144px;
}
@media screen and (max-width: 959px) {
  #index_service {
    padding-top: var(--paddingSection);
    padding-bottom: calc(var(--paddingSection) + 40px);
  }
  #index_service .flex {
    flex-direction: column;
  }
  #index_service .text_area {
    margin-top: 0;
    max-width: 100%;
  }
  #index_service .img_area {
    order: -1;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
  }
  #index_service .deco_area .img_text {
    display: none;
  }
  #index_service .deco_area .deco_02 {
    width: 50%;
    max-width: 145px;
    left: calc(var(--paddingLR) * -1);
    bottom: -120px;
  }
}

/*==========
index_products
==========*/
#index_products {
  padding-top: 240px;
  padding-bottom: 160px;
}
#index_products .title_01 {
  text-align: center;
}
#index_products .slider_products {
  margin-top: 100px;
}
@media screen and (max-width: 959px) {
  #index_products {
    padding-top: calc(var(--paddingSection) + 40px);
    padding-bottom: var(--paddingSection);
  }
  #index_products .slider_products {
    margin-top: var(--paddingSection);
  }
}

/*==========
index_casestudy
==========*/
#index_casestudy .title_area {
  padding-left: 120px;
  height: 580px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
#index_casestudy .title_area .bg {
  position: absolute;
  inset: 0;
  background: center top/cover url("../img/index/index_casestudy_bg.png") no-repeat;
  z-index: -1;
}
#index_casestudy .title_area .img_text {
  margin-bottom: 80px;
}
#index_casestudy .text_area {
  position: absolute;
  transform: translateY(-50%);
  width: calc(100% - var(--paddingLR) * 2);
  z-index: 1;
  background-color: var(--color_sub);
  padding: 80px;
  color: #fff;
  display: flex;
  gap: var(--paddingLR);
}
#index_casestudy .text_area .btn_area {
  flex: 1;
  margin-left: auto;
}
#index_casestudy .text_area .title_03 {
  margin-left: auto;
}
#index_casestudy .text_area .btn_01 {
  margin-left: auto;
}
@media screen and (max-width: 1359px) {
  #index_casestudy .title_area {
    height: 480px;
  }
  #index_casestudy .text_area {
    padding: 40px;
  }
}
@media screen and (max-width: 959px) {
  #index_casestudy .title_area {
    height: auto;
    padding: 40px var(--paddingLR) 240px;
  }
  #index_casestudy .title_area .img_text {
    margin-bottom: 0px;
  }
  #index_casestudy .text_area {
    top: -240px;
    transform: none;
    padding: var(--paddingLR);
    flex-direction: column;
  }
}

/*==========
index_menu
==========*/
#index_menu .title_01 .en {
  font-size: 2.8125rem;
}
#index_menu .row_list {
  color: #fff;
  padding-top: 180px;
  padding-bottom: 50px;
  position: relative;
}
#index_menu .row_list .bg_area {
  position: absolute;
  inset: 0;
  z-index: -1;
}
#index_menu .row_list .bg {
  position: absolute;
  inset: 0;
  background: center top/cover url("../img/index/index_menu_bg_01.jpg") no-repeat;
  z-index: -1;
}
#index_menu .row_list .list > * {
  height: auto;
  aspect-ratio: 1/1;
}
#index_menu .row_list .list a {
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  color: inherit;
  text-decoration: none;
  padding: 20px;
  display: flex;
  flex-direction: column;
  height: 100%;
}
#index_menu .row_list .list .btn_01 {
  margin-top: auto;
  margin-left: auto;
  margin-right: auto;
}
@media screen and (min-width: 960px) {
  #index_menu .row_list .slider_index_menu {
    overflow: visible;
  }
  #index_menu .row_list .list {
    display: flex;
    align-items: normal;
    gap: 30px;
    transform: translateY(calc(50% + 50px));
  }
  #index_menu .row_list .list > * {
    flex: 1;
  }
  #index_menu .row_list .list > *.sp_only {
    display: none;
  }
  #index_menu .row_list .list a {
    position: relative;
  }
  #index_menu .row_list .list a::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    background-color: #000;
    opacity: 0;
    transition: opacity 0.5s;
  }
  #index_menu .row_list .list a:hover {
    opacity: 1;
  }
  #index_menu .row_list .list:hover a:not(:hover)::after {
    opacity: 0.75;
  }
}
#index_menu .row_flex {
  padding-top: 450px;
  padding-bottom: 290px;
  background: center/cover url("../img/index/index_menu_bg_02.jpg") no-repeat;
  color: #fff;
}
#index_menu .row_flex .flex {
  display: flex;
  align-items: flex-start;
  gap: var(--paddingSection) 40px;
}
#index_menu .row_flex .flex > * {
  flex: 1;
}
#index_menu .row_flex .recruit_area {
  margin-left: 20px;
}
#index_menu .row_flex .title_01 {
  margin-bottom: 40px;
}
#index_menu .news_area .list {
  border-top: 1px solid #fff;
  line-height: 1.25;
}
#index_menu .news_area .list > *:not(:has(a)),
#index_menu .news_area .list a {
  padding: 20px 0;
  border-bottom: 1px solid #fff;
}
#index_menu .news_area .list a {
  display: block;
  color: inherit;
  text-decoration: none;
}
#index_menu .news_area .list time {
  font-size: 0.875rem;
  font-weight: 900;
  margin-bottom: 0.25em;
  display: block;
}
@media screen and (max-width: 1359px) {
  #index_menu .row_flex {
    padding-top: 320px;
  }
}
@media screen and (max-width: 959px) {
  #index_menu .title_01 .en {
    font-size: 2.375rem;
  }
  #index_menu .row_list {
    padding-top: 64px;
    padding-bottom: 0;
  }
  #index_menu .row_list .slider_index_menu {
    overflow: visible;
    transform: translateY(25%);
  }
  #index_menu .row_list .swiper-slide {
    max-width: 328px;
  }
  #index_menu .row_list .navigation_area {
    width: 100%;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
  }
  #index_menu .row_list .navigation_area .slider_index_menu_prev,
#index_menu .row_list .navigation_area .slider_index_menu_next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
  }
  #index_menu .row_list .navigation_area .slider_index_menu_prev {
    left: calc(var(--paddingLR) * -1);
    width: 45px;
    aspect-ratio: 1/1;
    background: center/contain url("../img/common/slider_prev.svg");
  }
  #index_menu .row_list .navigation_area .slider_index_menu_next {
    right: calc(var(--paddingLR) * -1);
    width: 45px;
    aspect-ratio: 1/1;
    background: center/contain url("../img/common/slider_next.svg");
  }
  #index_menu .row_flex {
    padding-top: 160px;
    padding-bottom: var(--paddingSection);
  }
  #index_menu .row_flex .flex {
    flex-direction: column;
  }
  #index_menu .row_flex .flex > * {
    flex: 0 1 auto;
    width: 100%;
  }
  #index_menu .row_flex .recruit_area {
    margin-left: 0;
  }
  #index_menu .row_flex .title_01 {
    margin-bottom: 24px;
  }
  #index_menu .row_flex .banner {
    max-width: 344px;
  }
  #index_menu .news_area .list > *:not(:has(a)),
#index_menu .news_area .list a {
    padding: 16px 0;
  }
  #index_menu .news_area .list time {
    margin-bottom: 0.5em;
  }
  #index_menu .news_area .list .title {
    font-size: 0.875rem;
  }
}