@charset "UTF-8";
#sec1 {
  padding: 15vw 0 15vw;
  position: relative;
}
#sec1::before {
  content: "";
  position: absolute;
  background: url(../img/about/sec1_deco1.jpg) no-repeat;
  background-size: cover;
  bottom: 0;
  right: 0;
  width: 50vw;
  aspect-ratio: 750/500;
}
#sec1 .desc {
  padding: 6vw 6%;
  margin-bottom: 2vw;
  position: relative;
}
#sec1 .desc::before {
  content: "";
  position: absolute;
  background: url(../img/shared/effect2.png) no-repeat;
  background-size: contain;
  top: 0;
  left: 0;
  opacity: 0.3;
  width: 8.75vw;
  height: 8.75vw;
}
#sec1 h2 {
  font-size: 5vw;
  line-height: 1.8em;
  font-family: var(--ship);
  letter-spacing: 0.25em;
  color: #222;
  margin-bottom: 8vw;
}
#sec1 .txt p {
  margin-bottom: 26px;
}
#sec1 .txt p:last-child {
  margin-bottom: 0;
}
#sec2 {
  padding: 15vw 0 15vw;
}
#sec2 .right .box {
  padding: 0 4%;
  position: relative;
  margin-bottom: 12vw;
}
#sec2 .right .box:last-child {
  margin-bottom: 0;
}
#sec2 .right .box .photo {
  margin: 0 -4.4% -15vw;
}
#sec2 .right .box .photo img {
  object-fit: cover;
  width: 100%;
  height: 100%;
}
#sec2 .right .box .img {
  margin-bottom: 5vw;
}
#sec2 .right .box .num {
  text-align: center;
  font-size: 4vw;
  line-height: 1.6em;
  color: #222;
  position: relative;
  font-family: var(--ship);
  letter-spacing: 0.2em;
  margin-bottom: 8vw;
}
#sec2 .right .box .num::before {
  content: "｜";
  position: absolute;
  font-size: 120%;
  font-family: var(--serif);
  top: 100%;
  right: 50%;
  transform: translateX(50%) rotate(90deg);
}
#sec2 .right .box h2 {
  width: 12.8vw;
  height: 35.2vw;
  font-size: 8vw;
  font-family: var(--ship);
  color: #222;
  letter-spacing: 0.1em;
  line-height: 1.6em;
  margin: 0 auto 8vw;
  -webkit-text-stroke: 0.1vw #000;
  color: transparent;
}
#sec2 .right .box .tit {
  text-align: center;
  font-size: 5vw;
  font-family: var(--ship);
  letter-spacing: 0.25em;
  line-height: 1.8em;
  margin-bottom: 5vw;
}
#sec2 .right .box .tit .small {
  font-size: 83.3333333333%;
}
#sec3 {
  position: relative;
}
#sec3::before {
  content: "";
  position: absolute;
  top: 315vw;
  bottom: 0;
  left: 0;
  right: 16.67%;
  background: url(../img/shared/main_bg2.jpg) center/auto repeat;
  z-index: -1;
}
#sec3 .bd {
  position: relative;
  padding: 15vw 0 15vw;
}
#sec3 .bd::before, #sec3 .bd::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid #222;
}
#sec3 .bd::after {
  inset: 2px;
}
#sec3 .row1 {
  margin-bottom: -5vw;
  position: relative;
  z-index: 1;
}
#sec3 .row1 h2 {
  position: absolute;
  top: 10vw;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  width: 74vw;
}
#sec3 .row1 .img img {
  object-fit: contain;
  width: 100%;
  height: 100%;
}
#sec3 .row2 {
  margin-bottom: 12vw;
}
#sec3 .row2 .img {
  width: 70%;
  margin:8vw auto;
}
#sec3 .row2 .desc p {
  margin-bottom: 26px;
}
#sec3 .row2 .desc p:last-child {
  margin-bottom: 0;
}
#sec3 .row3 {
  margin-bottom: 12vw;
}
#sec3 .row3 .img {
  width: 131vw;
  margin-bottom: 8vw;
  margin-left: -3.4%;
}
#sec3 .row3 .txt {
  color: #000;
}
#sec3 .row-sl .img {
  width: 100%;
  margin-bottom: 2vw;
}
#sec3 .row-sl .custom-dots {
  margin-bottom: 5vw;
}
#sec3 .row4 {
  margin-bottom: 12vw;
}
#sec3 .row5 {
  margin-bottom: 12vw;
}
#sec3 .row5 .img {
  margin-bottom: 8vw;
}
#sec3 .row6 {
  margin-bottom: 12vw;
}
#sec3 .row7 .img {
  margin-bottom: 8vw;
}
#sec3 .row7 .txt {
  text-align: center;
}

#sec4 {
  position: relative;
}
#sec4 .desc {
  position: absolute;
  bottom: 10vw;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}
#sec4 h2 {
  width: 8vw;
  height: 32.47vw;
  font-size: 5vw;
  line-height: 1.6em;
  font-family: var(--ship);
  letter-spacing: 0.25em;
  color: #fff;
  margin: 0 auto 8vw;
}
#sec4 .list .btn-all {
  margin-bottom: 20px;
}
#sec4 .list .btn-all:last-child {
  margin-bottom: 0;
}
#sec4 .list .btn-all a {
  background-color: #be2e1e;
  color: #fff;
}
#sec4 .list .btn-all a::before {
  filter: brightness(0) invert(1);
}
#sec4 .img {
  height: 100vw;
}
#sec4 .img img {
  object-fit: cover;
  width: 100%;
  height: 100%;
}

@media only screen and (max-width: 767px) {
  #sec2 .right .box:first-child .photo img {
    object-position: bottom center;
  }
}
@media only screen and (min-width: 768px) {
  main {
    overflow: visible;
  }
  #key,
  #sec1,
  #sec3,
  #sec4 {
    overflow: hidden;
  }
  #key {
    padding: 0;
    margin: 0;
    max-width: 100%;
  }
  #key::before {
    left: calc(50% + 450px);
  }
  #key .wrap-key {
    margin-bottom: 336px;
  }
  #sec1 {
    margin-top: -189px;
    padding: 0 0 150px;
  }
  #sec1::before {
    background-size: cover;
    right: calc(50% - 50vw);
    left: 50%;
    height: 500px;
  }
  #sec1 .desc {
    padding: 93px 0 0 126px;
    margin-bottom: 91px;
    display: flex;
  }
  #sec1 .desc::before {
    width: 66px;
    height: 66px;
  }
  #sec1 h2 {
    font-size: 24px;
    line-height: 2.3em;
    margin-bottom: 0;
    margin-right: 55px;
    flex-shrink: 0;
  }
  #sec1 .txt {
    margin-top: 4px;
  }
  #sec1 .txt p {
    line-height: 2.35em;
    margin-bottom: 34px;
  }
  #sec1 .img {
    margin: 0 -50px;
  }
  #sec2 {
    padding: 151px 0 151px;
  }
  #sec2 .wrap-slider {
    margin-right: 100px;
  }
  #sec2 .scroll-slider {
    display: flex;
    justify-content: center;
  }
  #sec2 .left {
    width: 750px;
    position: sticky;
    height: fit-content;
    top: 100px;
    left: 0;
    z-index: 2;
  }
  #sec2 .left .list .photo:not(:first-child) {
    position: absolute;
    top: 0;
    right: 0;
    opacity: 0;
    transition: 0.5s;
    z-index: 9;
  }
  #sec2 .left .list .photo.show {
    opacity: 1;
  }
  #sec2 .right {
    flex-shrink: 0;
    margin-left: 100px;
    width: 550px;
    position: relative;
    z-index: 3;
  }
  #sec2 .right .box {
    padding: 86px 0 129px;
    display: flex;
    flex-direction: column;
    margin-bottom: 0;
  }
  #sec2 .right .box:last-child {
    padding-top: 121px;
  }
  #sec2 .right .box .photo {
    display: none;
  }
  #sec2 .right .box .img {
    margin-bottom: 40px;
    order: 1;
  }
  #sec2 .right .box .num {
    font-size: 24px;
    position: absolute;
    left: -222px;
    top: calc(50% + 3px);
    transform: translateY(-50%);
    margin-bottom: 0;
    padding-right: 28px;
  }
  #sec2 .right .box .num::before {
    font-size: 100%;
    transform: translateY(-50%);
    top: 50%;
    right: 0;
  }
  #sec2 .right .box h2 {
    width: 96px;
    height: 264px;
    font-size: 60px;
    position: absolute;
    left: -150px;
    top: calc(50% + 3px);
    transform: translateY(-50%);
    margin-bottom: 0;
    -webkit-text-stroke: 1px #000;
  }
  #sec2 .right .box .tit {
    order: 0;
    font-size: 24px;
    margin-bottom: 47px;
    text-align: left;
  }
  #sec2 .right .box .txt {
    order: 1;
    line-height: 2.3em;
  }
  #sec3::before {
    top: 1446px;
    right: calc(50% - 250px);
  }
  #sec3 .bd {
    padding: 130px 0 173px;
  }
  #sec3 .bd::after {
    inset: 3px;
  }
  #sec3 .row1 {
    margin-bottom: -151px;
  }
  #sec3 .row1 h2 {
    width: unset;
    top: 120px;
  }
  #sec3 .row1 .img {
    width: 842px;
    margin-left: -40px;
  }
  #sec3 .row2 {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: row-reverse;
    justify-content: center;
    margin-bottom: 64px;
    margin-left: 50px;
  }
  #sec3 .row2 .img {
    height: 550px;
    margin-left: 89px;
    margin-bottom: 0;
  }
  #sec3 .row2 .img img {
    object-fit: cover;
    width: 100%;
    height: 100%;
  }
  #sec3 .row2 .desc {
    display: flex;
    flex-direction: row-reverse;
    margin-top: 40px;
  }
  #sec3 .row2 .desc p {
    line-height: 2.3em;
    margin-left: 37px;
    margin-bottom: 0;
  }
  #sec3 .row2 .desc p:nth-child(1) {
    width: 173px;
    height: 510px;
  }
  #sec3 .row2 .desc p:nth-child(2) {
    width: 138px;
    height: 510px;
  }
  #sec3 .row2 .desc p:last-child {
    margin-left: 0;
  }
  #sec3 .row3 {
    margin-bottom: 79px;
    position: relative;
  }
  #sec3 .row3 .img {
    margin-left: 0;
    margin-bottom: 0;
    text-align: center;
    width: unset;
  }
  #sec3 .row3 .txt {
    color: #fff;
    position: absolute;
    top: 212px;
    right: 106px;
    width: 180px;
    height: 207px;
  }
  #sec3 .row-sl {
    display: flex;
    flex-direction: row-reverse;
    justify-content: center;
    align-items: center;
    position: relative;
  }
  #sec3 .row-sl .img {
    margin: 0 -50px 0 79px;
    width: 550px;
    height: 360px;
  }
  #sec3 .row-sl .img .photo img {
    object-fit: cover;
    width: 100%;
    height: 100%;
  }
  #sec3 .row-sl .custom-dots {
    position: absolute;
    bottom: 62px;
    left: 340px;
    margin-bottom: 0;
  }
  #sec3 .row-sl .txt {
    padding-left: 110px;
    padding-bottom: 70px;
    width: 310px;
    flex-shrink: 0;
  }
  #sec3 .row4 {
    margin-bottom: 60px;
  }
  #sec3 .row5 {
    display: flex;
    align-items: center;
    margin-bottom: 60px;
    margin-left: 80px;
  }
  #sec3 .row5 .img {
    height: 300px;
    margin-right: 80px;
    margin-bottom: 0;
  }
  #sec3 .row5 .img img {
    object-fit: cover;
    width: 100%;
    height: 100%;
  }
  #sec3 .row6 {
    margin-bottom: 79px;
  }
  #sec3 .row7 {
    text-align: center;
  }
  #sec3 .row7 .img {
    width: unset;
    margin-bottom: 28px;
  }
  #sec4 .desc {
    left: 70px;
    bottom: 143px;
    transform: unset;
  }
  #sec4 h2 {
    width: 39px;
    height: 150px;
    font-size: 24px;
    margin-bottom: 95px;
  }
  #sec4 .img {
    width: 100%;
    height: 700px;
  }
}
@media screen and (min-width: 768px) and (max-width: 1360px) {
  #sec2 .wrap-slider {
    margin-right: 0;
  }
  #sec2 .right {
    padding-right: 30px;
  }
}