@media only screen and (max-width: 860px) {
  .header_logo {
    display: none;
  }
}
.intro_animation {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: block;
  display: flex;
  width: 100%;
  height: 100%;
  background-color: #ffffff;
  z-index: 100;
}
.intro_animation .wrap {
  position: relative;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: block;
  margin: auto;
  width: 48px;
  height: 35px;
}
.intro_animation .wrap .box {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: block;
  margin: auto;
  width: 48px;
  height: 35px;
}
.intro_animation .wrap .box .line {
  position: absolute;
  display: block;
  background-color: #000000;
}
.intro_animation .wrap .box .line.lr, .intro_animation .wrap .box .line.rl {
  width: 48px;
  height: 6px;
  transform: scaleX(0);
}
.intro_animation .wrap .box .line.tb, .intro_animation .wrap .box .line.bt {
  width: 6px;
  height: 35px;
  transform: scaleY(0);
}
.intro_animation .wrap .box .line.lr {
  top: 0;
  left: 0;
  transform-origin: left;
}
.intro_animation .wrap .box .line.tb {
  top: 0;
  right: 0;
  bottom: 0;
  transform-origin: top;
}
.intro_animation .wrap .box .line.rl {
  right: 0;
  bottom: 0;
  transform-origin: right;
}
.intro_animation .wrap .box .line.bt {
  top: 0;
  left: 0;
  bottom: 0;
  transform-origin: bottom;
}
.intro_animation .logo_svg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: block;
  margin: auto;
  width: 16rem;
  height: fit-content;
}
.intro_animation .logo_svg img {
  display: block;
  margin: auto;
  width: 16rem;
  opacity: 0;
}
.intro_animation .logo_svg .en {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  transform: translate3d(0, 1rem, 0px);
}
.intro_animation.animated {
  display: none;
}

.home {
  position: relative;
  height: 100vh;
}
.home .mv {
  position: relative;
  display: block;
}
.home .mv .image {
  display: block;
  margin: auto;
  padding: 4rem 0;
  width: calc(100% - 8rem);
  height: fit-content;
}
.home .mv .image .ratio {
  padding-top: calc(100vh - 8rem);
}
.home .mv .photo_credit {
  position: absolute;
  left: 4.8rem;
  bottom: 4.8rem;
  display: inline-block;
  font-size: 1.3rem;
  font-size: 1.1rem;
  color: #ffffff;
  mix-blend-mode: difference;
}
.home .news {
  position: absolute;
  right: 5rem;
  bottom: 5rem;
  width: 39rem;
}
.home .news a {
  padding: 2rem 2.4rem;
  width: calc(100% - 4.8rem);
  border-radius: 0.5rem;
}
.home .news a .thumbnail {
  width: 10rem;
  height: fit-content;
}
.home .news a .thumbnail .ratio {
  padding-top: 100%;
}
.home .news a .text {
  width: 22rem;
}
.home .news a .text span:not(.title_underline) {
  display: block;
  font-size: 1.1rem;
  line-height: 1.2;
}
.home .news a .text .heading {
  margin-top: 0.4rem;
  margin-bottom: 1.2rem;
}
.home .news a .text .title .title_underline {
  font-size: 1.3rem;
}
.home .news a .text .introduction {
  margin-top: 1.2rem;
  line-height: 1.5;
}
.home .credit {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 1.5rem;
  margin: auto;
  font-size: 1rem;
  line-height: 1;
  text-align: center;
}
@media only screen and (max-width: 860px) {
  .home {
    display: flex;
    flex-wrap: wrap;
    padding-bottom: 10svh;
    padding-bottom: 10rem;
    height: 90svh;
    height: calc(100svh - 10rem);
  }
  .home .mv {
    width: 100%;
    height: fit-content;
  }
  .home .mv .image {
    margin: 0 auto;
    padding: 0;
    width: 100%;
  }
  .home .mv .image .ratio {
    padding-top: 0;
    height: 110vw;
    max-height: 50svh;
  }
  .home .mv .photo_credit {
    left: 0.8rem;
    bottom: 0.4rem;
    font-size: 1.1rem;
  }
  .home .logo {
    position: absolute;
    top: 50svh;
    left: 0;
    right: 0;
    bottom: 14.8rem;
    display: flex;
    align-items: center;
    margin: 0 auto auto;
    margin: auto;
  }
  .home .logo img {
    display: block;
    margin: auto;
    width: auto;
    max-width: 13rem;
    min-height: 3svh;
  }
  .home .logo img.logo_w {
    display: none;
  }
  .home .logo img.logo_b {
    display: block;
  }
  .home .news {
    left: 0;
    right: 0;
    bottom: 6.8rem;
    margin: auto;
    margin-bottom: 0;
    width: calc(100% - 4rem);
  }
  .home .news a {
    padding: 0;
    width: 100%;
    border-radius: 0;
  }
  .home .news a .thumbnail {
    width: 8rem;
  }
  .home .news a .text {
    width: calc(100% - 10rem - 4rem - 2rem);
  }
  .home .news a .text span {
    width: 100%;
  }
  .home .news a .text .heading {
    margin-top: 0.4rem;
    margin-top: 0;
    margin-bottom: 0.4rem;
  }
  .home .news a .text .introduction {
    display: none !important;
    margin-top: 1.2rem;
  }
  .home .news a .arrow_bg {
    display: flex;
    align-items: center;
    width: 2rem;
    background-color: #F8F8F8;
  }
  .home .news a .arrow_bg img {
    display: block;
    margin: auto;
    width: 0.8rem;
  }
  .home .credit {
    bottom: 1.5rem;
    font-size: 1rem;
  }
}

.black .home .logo img.logo_w {
  display: block;
}
.black .home .logo img.logo_b {
  display: none;
}
.black .home .news span:not(.gray) {
  color: #222222;
}