/* CSS Document */
html {
  font-size: 62.5%;
  scroll-behavior: smooth;
}

body {
  font-size: 1.8rem;
  line-height: 1.75;
  line-break: strict;
  word-wrap: break-word;
  overflow-wrap: break-word;
  letter-spacing: 0.2rem;
  font-feature-settings: "palt";
  position: relative;
}
@media screen and (max-width: 840px) {
  body {
    font-size: 1.6rem;
  }
}

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

p {
  text-align: justify;
  position: relative;
}

.inner {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  width: 95%;
}

.detail {
  font-size: 1rem;
  text-align: right;
}

main {
  overflow-x: hidden;
}

section {
  padding: 150px 0;
  position: relative;
}
@media screen and (max-width: 600px) {
  section {
    padding: 50px 0;
  }
}

/*-------------------------*/
body {
  font-family: "Noto Sans JP", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;
  background-color: #000;
}
body.open {
  overflow: hidden;
}

.inner {
  max-width: none;
}

.fix_back {
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  z-index: -1;
  aspect-ratio: 1/0.408;
}

.blur_box {
  position: fixed;
  width: 100%;
  height: 100vh;
  top: 0;
  left: 0;
  -webkit-backdrop-filter: blur(50px);
          backdrop-filter: blur(50px);
  z-index: -1;
  opacity: 0;
  transition: opacity 0.8s ease;
}
.blur_box._shown {
  opacity: 1;
}

main {
  width: 100%;
  padding: 0;
  position: relative;
  overflow: auto;
}

#mv {
  position: relative;
  height: 100vh;
  overflow: hidden;
}
#mv .mv_logo {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 22.6rem;
  transition: opacity 0.8s ease;
}
#mv .ooyoo_arrow {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translate(-50%, 0);
  width: 1.7rem;
  transition: opacity 0.8s ease;
}
#mv .txt_2 {
  font-family: "dnp-shuei-gothic-gin-std", sans-serif;
  font-weight: 500;
  font-style: normal;
  font-size: 5rem;
  color: #fff;
  position: fixed;
  right: 5%;
  top: 50%;
  transform: translate(0, -50%);
}
@media screen and (max-width: 540px) {
  #mv .txt_2 {
    font-size: 4rem;
  }
}
#mv .txt_3 {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 95%;
  display: flex;
  flex-flow: column;
  justify-content: center;
  height: 100%;
}
#mv .txt_3 h2 {
  color: #fff;
}
#mv .txt_3 .lead {
  font-size: 5rem;
  color: #fff;
  font-family: "dnp-shuei-gothic-gin-std", sans-serif;
  font-weight: 500;
  font-style: normal;
  line-height: 1.5;
  width: 100%;
  max-width: none;
  margin-bottom: 5rem;
}
@media screen and (max-width: 540px) {
  #mv .txt_3 .lead {
    font-size: 3rem;
  }
}
#mv .txt_3 p {
  font-size: 2rem;
  color: #fff;
  width: 100%;
  margin: 0;
  max-width: 54rem;
}
@media screen and (max-width: 540px) {
  #mv .txt_3 p {
    font-size: 1.8rem;
  }
}
#mv .txt_3 .link_btn {
  margin-top: 5rem;
}
@media screen and (max-width: 540px) {
  #mv .txt_3 .link_btn {
    margin: 5rem auto 0;
  }
}

.fv-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: black;
  opacity: 0;
  transition: opacity 0.8s ease;
  pointer-events: none;
}
.fv-overlay._shown {
  opacity: 0.5;
}

.fv-text,
.fv-text2 {
  opacity: 0.8;
  transition: opacity 0.8s ease;
}
.fv-text._hidden,
.fv-text2._hidden {
  opacity: 0;
}

.fv-logo._hidden,
.fv-logo2._hidden {
  opacity: 0;
  pointer-events: none;
}

.fv-text-line,
.fv-text-line2 {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 1s ease-out, transform 1s ease-out;
}
.fv-text-line._shown,
.fv-text-line2._shown {
  opacity: 0.8;
  transform: translateY(0);
}

h2 {
  font-size: 2.5rem;
  font-family: "deuterium-variable", sans-serif;
  font-variation-settings: "wght" 400;
  margin-bottom: 5rem;
}

.ooyoo {
  font-family: "deuterium-variable", sans-serif;
  font-variation-settings: "wght" 400;
}

.link_btn {
  font-size: 1.6rem;
  color: #fff;
  font-family: "deuterium-variable", sans-serif;
  font-variation-settings: "wght" 400;
  background-color: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 19.7rem;
  height: 5rem;
  border-radius: 5rem;
  position: relative;
  padding-right: 1rem;
}
.link_btn::after {
  content: "";
  width: 3.2rem;
  height: 0.8rem;
  background-image: url(images/wh_arrow.webp);
  background-repeat: no-repeat;
  background-size: contain;
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
}
.link_btn.only_arrow {
  width: 5rem;
  background-color: transparent;
  border: 1px solid #fff;
  transition: all ease 0.3s;
}
.link_btn.only_arrow:after {
  right: 0.6rem;
}

#news,
#product {
  background-color: #fff;
}

#news {
  margin-top: 250vh;
  padding: 20px 0;
}
#news .news_item {
  display: flex;
  flex-flow: row wrap;
  width: -moz-fit-content;
  width: fit-content;
  font-size: 1.6rem;
  margin-left: auto;
}
#news .news_item .date {
  font-family: "deuterium-variable", sans-serif;
  font-variation-settings: "wght" 400;
  margin-right: 3rem;
}
#news .news_item .cate {
  margin-right: 3rem;
}
@media screen and (max-width: 540px) {
  #news .news_item {
    flex-flow: column;
  }
}

#product h2,
#technology h2 {
  width: 95%;
  margin: 0 auto;
}
#product > .link_btn,
#technology > .link_btn {
  margin: 0 auto;
}

.product_wrap {
  display: flex;
  flex-flow: row wrap;
  margin: 3rem 0;
}
.product_wrap [class*=item] {
  width: 33.3333333333%;
  position: relative;
  aspect-ratio: 1/1.3;
  padding: 2.5%;
  border-right: 0.5px solid #fff;
  display: flex;
  flex-flow: column;
  justify-content: end;
  align-items: start;
}
.product_wrap [class*=item]:nth-of-type(1) .ph {
  background-image: url(images/prod01-1c.webp);
}
.product_wrap [class*=item]:nth-of-type(1) .ph .prod_ph {
  background-image: url(images/prod01.webp);
}
.product_wrap [class*=item]:nth-of-type(2) .ph {
  background-image: url(images/prod02-1c.webp);
}
.product_wrap [class*=item]:nth-of-type(2) .ph .prod_ph {
  background-image: url(images/prod02.webp);
}
.product_wrap [class*=item]:nth-of-type(3) {
  border-right: none;
}
.product_wrap [class*=item]:nth-of-type(3) .ph {
  background-image: url(images/prod03-1c.webp);
}
.product_wrap [class*=item]:nth-of-type(3) .ph .prod_ph {
  background-image: url(images/prod03.webp);
}
@media screen and (min-width: 541px) {
  .product_wrap [class*=item]:hover:nth-of-type(1) .ph {
    background-image: url(images/prod01.webp);
  }
}
@media screen and (min-width: 541px) {
  .product_wrap [class*=item]:hover:nth-of-type(2) .ph {
    background-image: url(images/prod02.webp);
  }
}
@media screen and (min-width: 541px) {
  .product_wrap [class*=item]:hover:nth-of-type(3) .ph {
    background-image: url(images/prod03.webp);
  }
}
.product_wrap [class*=item]:hover .hide_copy {
  margin-bottom: 3rem;
  height: auto;
  opacity: 1;
}
@media screen and (min-width: 541px) {
  .product_wrap [class*=item]:hover .ph::before {
    background-color: rgba(75, 75, 75, 0.5);
  }
}
.product_wrap [class*=item]:hover .only_arrow {
  background-color: #fff;
}
.product_wrap [class*=item]:hover .only_arrow:after {
  background-image: url(images/bk_arrow.webp);
}
@media screen and (max-width: 540px) {
  .product_wrap [class*=item] {
    width: 100%;
    border-right: none;
    border-bottom: 0.5px solid #fff;
  }
}
.product_wrap .ph {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  transition: all 0.3s ease;
}
.product_wrap .ph:before {
  content: "";
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  background-color: #4b4b4b;
  mix-blend-mode: multiply;
  transition: all ease 0.3s;
}
.product_wrap .ph .prod_ph {
  width: 100%;
  height: 100%;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  position: absolute;
  top: 0;
  left: 0;
  transition: all ease 0.5s;
  opacity: 0;
}
.product_wrap .ph .prod_ph.active {
  opacity: 1;
}
@media screen and (min-width: 541px) {
  .product_wrap .ph .prod_ph {
    display: none;
  }
}
.product_wrap p {
  color: #fff;
  margin-bottom: 3rem;
  transition: all ease 0.5s;
}
.product_wrap .hide_copy {
  opacity: 0;
  height: 0;
  margin-bottom: 0;
}
.product_wrap .txt {
  font-family: "deuterium-variable", sans-serif;
  font-variation-settings: "wght" 400;
  font-size: 3.1rem;
  line-height: 1.2;
}
.product_wrap .txt span {
  font-size: 1.6rem;
  color: #9f9f9f;
  display: block;
}

#technology {
  background-color: rgba(186, 186, 182, 0.5);
}
#technology h2 {
  color: #fff;
  width: 90%;
}

.technology_wrap {
  width: 90%;
  margin: 3rem auto;
}
.technology_wrap [class*=item] {
  margin-bottom: 8rem;
  display: block;
}
.technology_wrap [class*=item]:nth-of-type(1) .ph {
  background-image: url(images/tech01-1c.webp);
}
.technology_wrap [class*=item]:nth-of-type(1) .ph .tech_ph {
  background-image: url(images/tech01.webp);
}
.technology_wrap [class*=item]:nth-of-type(1) .link_btn {
  right: 14%;
  top: 34%;
}
.technology_wrap [class*=item]:nth-of-type(2) .ph {
  background-image: url(images/tech02-1c.webp);
}
.technology_wrap [class*=item]:nth-of-type(2) .ph .tech_ph {
  background-image: url(images/tech02.webp);
}
.technology_wrap [class*=item]:nth-of-type(2) .txt {
  margin-left: 0;
}
.technology_wrap [class*=item]:nth-of-type(2) .link_btn {
  right: -12%;
  top: 34%;
}
.technology_wrap [class*=item]:nth-of-type(3) {
  border-right: none;
}
.technology_wrap [class*=item]:nth-of-type(3) .ph {
  background-image: url(images/tech03-1c.webp);
}
.technology_wrap [class*=item]:nth-of-type(3) .ph .tech_ph {
  background-image: url(images/tech03.webp);
}
.technology_wrap [class*=item]:nth-of-type(3) .txt {
  margin-top: -8.5%;
  padding-right: 10%;
}
.technology_wrap [class*=item]:nth-of-type(3) .link_btn {
  right: 10%;
  top: 46%;
}
.technology_wrap [class*=item]:hover .only_arrow {
  background-color: #fff;
}
.technology_wrap [class*=item]:hover .only_arrow:after {
  background-image: url(images/bk_arrow.webp);
}
@media screen and (max-width: 540px) {
  .technology_wrap [class*=item] .link_btn {
    right: 0 !important;
    top: 19% !important;
  }
}
.technology_wrap .ph {
  width: 100%;
  aspect-ratio: 1/0.335;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  filter: drop-shadow(7px 7px 9px rgba(0, 0, 0, 0.3));
  position: relative;
}
.technology_wrap .ph .tech_ph {
  width: 100%;
  height: 100%;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  position: absolute;
  top: 0;
  left: 0;
  transition: all ease 0.5s;
  opacity: 0;
}
.technology_wrap .ph .tech_ph.active {
  opacity: 1;
}
@media screen and (max-width: 540px) {
  .technology_wrap .ph {
    aspect-ratio: 1/0.7;
  }
}
.technology_wrap h3,
.technology_wrap h4,
.technology_wrap p {
  color: #fff;
}
.technology_wrap h3 {
  font-family: "deuterium-variable", sans-serif;
  font-variation-settings: "wght" 400;
  font-size: 6rem;
  mix-blend-mode: soft-light;
  line-height: 1.1;
}
@media screen and (max-width: 540px) {
  .technology_wrap h3 {
    font-size: 3rem;
  }
}
.technology_wrap h4 {
  font-size: 2.4rem;
  margin: 2rem 0;
  position: relative;
  padding-left: 25px;
  line-height: 1;
}
.technology_wrap h4::before {
  content: "";
  width: 12px;
  height: 12px;
  background-color: #989898;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
}
@media screen and (max-width: 540px) {
  .technology_wrap h4 {
    font-size: 2rem;
  }
}
.technology_wrap p {
  font-size: 2rem;
}
@media screen and (max-width: 540px) {
  .technology_wrap p {
    font-size: 1.6rem;
    width: 80%;
  }
}
.technology_wrap .txt {
  margin-top: -5.5%;
  margin-left: auto;
  width: -moz-fit-content;
  width: fit-content;
  position: relative;
}
.technology_wrap .link_btn {
  position: absolute;
}/*# sourceMappingURL=style.css.map */