#key {
  background: url("../img/concept/kv.jpg") no-repeat center top/cover;
}
#top h1 {
	color: #8A8A8A;
}
#sec1 {
  padding: 22vw 0 30vw;
  position: relative;
  z-index: 1;
}
#sec1::before {
  content: "";
  position: absolute;
  top: 0;
  right: -50vw;
  background: url("../img/concept/sec1_bg_deco.png") no-repeat center top/100%;
  width: 200vw;
  height: 400vw;
  z-index: -1;
}
#sec1::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  background: url("../img/concept/sec2_deco1.png") no-repeat center bottom/100%;
  width: 70vw;
  height: 100vw;
  z-index: -1;
}
#sec1 .wrap::before {
  content: "";
  position: absolute;
  top: -15vw;
  left: 0;
  z-index: -1;
  background: url("../img/concept/sec1_deco1.png") no-repeat center top/100%;
  width: 30vw;
  height: 50vw;
}
#sec1 .photo1 {
  width: 50vw;
}
#sec1 .photo2 {
  width: 60vw;
  margin: -30vw 0 0 auto;
}
#sec1 .ttl {
  margin-top: 5vw;
}
#sec1 .txt {
  margin-top: 5vw;
}
#sec1 .photo3 {
  margin-top: 10vw;
  position: relative;
  z-index: 1;
}
#sec1 .photo3::before {
  content: "";
  position: absolute;
  top: 10vw;
  right: calc(50% - 50vw);
  bottom: -10vw;
  left: 10vw;
  background: url("../img/shared/bg_deco1.png") repeat center top/70px;
  z-index: -1;
}
#sec2 {
  padding: 10vw 0 20vw;
  position: relative;
  z-index: 1;
  background: linear-gradient(
      rgba(166, 156, 122, 0.23),
      rgba(166, 156, 122, 0.23)
    ),
    var(--bg-bd);
}
#sec2::before {
  content: "";
  position: absolute;
  bottom: calc(100% - 1px);
  left: 0;
  height: 20vw;
  width: 100%;
  background: inherit;
  -webkit-clip-path: polygon(0 0, 0% 100%, 100% 100%);
  clip-path: polygon(0 0, 0% 100%, 100% 100%);
}
#sec2 .ttl {
  --scale: 1;
  text-align: center;
}
#sec2 .swiper {
  padding-bottom: 20vw;
  margin-top: 10vw;
}
#sec2 .swiper .item {
  position: relative;
  padding: 10vw 0 0;
}
#sec2 .swiper .num {
  font-size: 25vw;
  line-height: 1;
  letter-spacing: -0.05em;
  opacity: 0.5;
  color: #fff;
  position: absolute;
  top: -5vw;
  right: 0;
  z-index: 3;
}
#sec2 .swiper .item {
  position: relative;
}
#sec2 .swiper .photo {
  position: relative;
}
#sec2 .swiper .gr-txt {
  position: absolute;
  bottom: 2vw;
  left: 2vw;
  right: 2vw;
  color: #fff;
  text-shadow: 0 0 5px rgba(0, 0, 0, 0.8);
}
#sec2 .swiper-scrollbar {
  right: 0;
  bottom: 16vw;
  left: 0;
  height: 1px;
  background: #fff;
}
#sec2 .swiper-scrollbar .swiper-scrollbar-drag {
  background: #d28518;
}
#sec2 .swiper-button-prev,
#sec2 .swiper-button-next {
  width: 12vw;
  height: 12vw;
  top: auto;
  bottom: 0;
  left: 0;
  z-index: 3;
}
#sec2 .swiper-button-prev::after,
#sec2 .swiper-button-next::after {
  display: none;
}
#sec2 .swiper-button-prev {
  background: url("../img/shared/arr_prev.png") no-repeat center top/100%;
}
#sec2 .swiper-button-next {
  background: url("../img/shared/arr_next.png") no-repeat center top/100%;
  left: 16vw;
}
#sec3 .set1 {
  position: relative;
}
#sec3 .set1 .box-parallax {
  padding: 10vw 5vw 10vw;
}
#sec3 .set1 .ttl {
  padding: 4vw 0 4vw;
  background: #fff;
}
#sec3 .set2 {
  padding: 25vw 0 0;
  position: relative;
  z-index: 1;
}
#sec3 .set2::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  background: var(--bg1);
  width: 85vw;
  height: 30vw;
  z-index: -1;
  -webkit-clip-path: polygon(0 0, 100% 0, 100% 100%);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
}
#sec3 .set2::after {
  content: "";
  position: absolute;
  top: 10vw;
  left: 0;
  width: 150vw;
  background: url("../img/concept/sec3_bg_deco.png") no-repeat center top/100%;
  height: 400vw;
  z-index: -2;
}
#sec3 .set2 .gr-txt {
  margin-top: 5vw;
}
#sec3 .set2 .txt {
  margin-top: 3vw;
}
#sec3 .set3 {
  position: relative;
  z-index: 1;
  padding: 20vw 0 0;
}
#sec3 .set3::before {
  content: "";
  position: absolute;
  top: -20vw;
  right: 0;
  background: url("../img/concept/sec3_deco2.png") no-repeat center top/100%;
  width: 60vw;
  height: 60vw;
  z-index: -1;
}
#sec3 .set3::after {
  content: "";
  position: absolute;
  top: 5vw;
  left: 0;
  background: url("../img/concept/sec3_deco1.png") no-repeat center top/100%;
  width: 30vw;
  height: 50vw;
}
#sec3 .set3 .photo {
  margin: 0 calc(50% - 50vw) 0;
}
#sec3 .set3 .gr-txt {
  margin-top: 5vw;
}
#sec3 .set3 .txt {
  margin-top: 3vw;
}
#sec3 .set4 {
  padding: 20vw 0 0;
  position: relative;
  z-index: 1;
}
#sec3 .set4::before {
  content: "";
  position: absolute;
  top: 80vw;
  right: -5vw;
  background: url("../img/concept/sec3_deco3.png") no-repeat center top/100%;
  width: 30vw;
  height: 50vw;
  z-index: 2;
}
#sec3 .set4::after {
  content: "";
  position: absolute;
  bottom: 30vw;
  left: 0;
  background: url("../img/concept/sec3_deco4.png") no-repeat center bottom/100%;
  width: 100vw;
  height: 200vw;
  z-index: -1;
}
#sec3 .set4 .gr-txt {
  margin: 5vw auto 0;
}
#sec3 .set4 .txt {
  margin-right: 3vw;
}
#sec3 .set4 .photo1 {
  position: relative;
  width: 80vw;
  margin: 0 auto;
}
#sec3 .set4 .photo2 {
  margin: 5vw auto 0;
  width: 60vw;
}
#sec4 {
  padding: 15vw var(--padding-wrap) 0;
}
#sec4 .wrap {
  box-sizing: border-box;
  position: relative;
  padding: 15vw 10vw 15vw;
}
#sec4 .wrap::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  border: 10px solid rgba(111, 90, 68, 0.2);
  z-index: -1;
  background: var(--bg4);
}
#sec4 .wrap::after {
  content: "";
  position: absolute;
  top: 5vw;
  right: 5vw;
  background: url("../img/index/sec3_deco1_sp.png") no-repeat center top/100%;
  width: 20vw;
  height: 40vw;
}
#sec4 .txt {
  margin-top: 5vw;
}
#sec4 .btn-shared {
  margin-top: 10vw;
}
#sec4 .btn-shared a {
  display: block;
}
#sec4 .photo {
  margin-top: 13vw;
}
#sec5 {
  padding: 35vw 0 0;
  position: relative;
  z-index: 1;
}
#sec5::before {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 20vw;
  background: url("../img/concept/sec5_bg_deco.png") no-repeat center top/100%;
  width: 150vw;
  height: 400vw;
  z-index: -1;
}
#sec5 .ttl {
  border-left: 1px solid currentColor;
  border-right: 1px solid currentColor;
  box-sizing: border-box;
  padding: 2vw 0;
  margin: 0 auto;
  position: relative;
}
#sec5 .ttl::before {
  content: "";
  position: absolute;
  top: -16vw;
  left: 4vw;
  background: url("../img/concept/sec5_deco1.png") no-repeat center top/100%;
  width: 20vw;
  height: 30vw;
}
#sec5 .box-parallax {
  margin-top: 10vw;
  height: 70vw;
  z-index: 2;
}
#sec5 .box-parallax img {
  -o-object-position: center top;
  object-position: center top;
}
#footer .btn-list {
  display: flex;
  flex-direction: column;
  gap: 3vw;
  text-align: center;
  margin-bottom: 15vw;
}
#footer .btn-list a::after {
  background-image: url("../img/shared/icon_btn2.png");
  filter: invert(1);
}
@media (min-width: 768px) {
  #sec1 {
    padding: 138px 0 340px;
  }
  #sec1::before {
    right: 0;
    width: 1402px;
    height: 1636px;
    top: -310px;
  }
  #sec1::after {
    bottom: 0;
    left: 0;
    width: 849px;
    height: 636px;
  }
  #sec1 .wrap::before {
    top: -44px;
    right: 844px;
    left: unset;
    width: 308px;
    height: 266px;
  }
  #sec1 .photo1 {
    width: auto;
    position: absolute;
    top: 679px;
    left: -99px;
  }
  #sec1 .photo2 {
    width: auto;
    margin: 0 -52px 0 0;
    text-align: right;
  }
  #sec1 .ttl {
    margin-top: 0;
    position: absolute;
    top: 150px;
    left: 181px;
    line-height: 1.3;
  }
  #sec1 .txt {
    margin: 92px 70px 0 auto;
    max-width: 526px;
    font-size: 18px;
    line-height: 1.9444444444;
  }
  #sec1 .photo3 {
    margin: 136px -167px 0 334px;
    display: inline-block;
  }
  #sec1 .photo3::before {
    top: 60px;
    right: calc(50% - 50vw);
    bottom: -60px;
    left: 60px;
  }
  #sec2 {
    padding: 68px 0 191px;
    position: relative;
    z-index: 1;
  }
  #sec2::before {
    height: 230px;
  }
  #sec2 .ttl {
    --scale: 1;
  }
  #sec2 .wrap {
    max-width: 100%;
  }
  #sec2 .swiper {
    padding-bottom: 150px;
    margin: 125px 0 0 calc(50% - 600px);
  }
  #sec2 .swiper .swiper-slide {
    width: 1100px;
  }
  #sec2 .swiper .item {
    position: relative;
    padding: 44px 0 0;
    display: flex;
  }
  #sec2 .swiper .num {
    font-size: 200px;
    top: -39px;
    right: unset;
    left: 524px;
    z-index: -1;
  }
  #sec2 .swiper .item {
    position: relative;
  }
  #sec2 .swiper .photo {
    position: relative;
  }
  #sec2 .swiper .gr-txt {
    position: relative;
    bottom: auto;
    left: auto;
    right: auto;
    text-shadow: none;
    color: #333;
    margin: 210px 0 0 81px;
  }
  #sec2 .swiper .txt {
    margin-top: 56px;
    line-height: 30px;
  }
  #sec2 .swiper-scrollbar {
    bottom: 105px;
    width: 1150px;
  }
  #sec2 .swiper-button-prev,
  #sec2 .swiper-button-next {
    width: 68px;
    height: 66px;
  }
  #sec2 .swiper-button-prev {
    left: 17px;
  }
  #sec2 .swiper-button-next {
    left: 117px;
  }
  #sec3 .set1 {
    position: relative;
    z-index: 3;
  }
  #sec3 .set1 .wrap {
    max-width: 760px;
  }
  #sec3 .set1 .box-parallax {
    padding: 143px 20px 103px;
  }
  #sec3 .set1 .ttl {
    padding: 20px 0 20px;
    line-height: 1.2;
    background: #fff;
  }
  #sec3 .set2 {
    padding: 168px 20px 0;
    position: relative;
    z-index: 1;
  }
  #sec3 .set2::before {
    width: calc(50% + 300px);
    height: 260px;
  }
  #sec3 .set2::after {
    top: -190px;
    height: 1904px;
    width: 1426px;
  }
  #sec3 .set2 .wrap {
    max-width: 1199px;
  }
  #sec3 .set2 .gr-main {
    display: flex;
    flex-direction: row-reverse;
  }
  #sec3 .set2 .gr-txt {
    margin: 15px 95px 0 0;
  }
  #sec3 .set2 .txt {
    margin: 58px 52px 0 0;
  }
  #sec3 .set3 {
    position: relative;
    z-index: 1;
    padding: 113px 20px 0;
  }
  #sec3 .set3::before {
    top: -50px;
    width: 575px;
    height: 485px;
  }
  #sec3 .set3::after {
    top: -51px;
    left: 0;
    width: 296px;
    height: 304px;
  }
  #sec3 .set3 .ttl {
    margin-left: -15px;
  }
  #sec3 .set3 .wrap {
    max-width: 1100px;
  }
  #sec3 .set3 .photo {
    margin: 0;
    position: absolute;
    top: 0;
    left: calc(50% - 50vw);
    right: 415px;
    height: 635px;
  }
  #sec3 .set3 .photo img {
    width: 100%;
    height: 100%;
    -o-object-fit: cover;
    object-fit: cover;
  }
  #sec3 .set3 .gr-txt {
    margin: 0 0 0 auto;
    max-width: 325px;
    padding: 110px 0 0 0;
  }
  #sec3 .set3 .txt {
    margin-top: 68px;
  }
  #sec3 .set4 {
    padding: 123px 0 0;
  }
  #sec3 .set4::before {
    top: 503px;
    right: calc(50% - 674px);
    width: 269px;
    height: 227px;
    z-index: 2;
  }
  #sec3 .set4::after {
    bottom: -145px;
    left: 0;
    background: url("../img/concept/sec3_deco4.png") no-repeat center
      bottom/100%;
    width: 797px;
    height: 443px;
    z-index: -1;
  }
  #sec3 .set4 .gr-main {
    display: flex;
    flex-direction: row-reverse;
  }
  #sec3 .set4 .gr-txt {
    margin: 83px 93px 0 0;
  }
  #sec3 .set4 .txt {
    margin: 115px 50px 0 0;
  }
  #sec3 .set4 .photo1 {
    width: auto;
    margin: 0 0px 0 0;
  }
  #sec3 .set4 .photo2 {
    margin: 0;
    width: auto;
    position: absolute;
    top: 541px;
    right: -149px;
  }
  #sec4 {
    padding: 214px 20px 0;
  }
  #sec4 .wrap {
    padding: 100px 50px 95px;
    max-width: 1298px;
  }
  #sec4 .wrap::before {
    border-width: 20px;
  }
  #sec4 .wrap::after {
    top: 53px;
    right: 47px;
    width: 114px;
    height: 114px;
  }
  #sec4 .inner {
    display: flex;
    flex-direction: row-reverse;
    justify-content: flex-end;
  }
  #sec4 .gr-txt {
    margin: 59px 0 0 75px;
  }
  #sec4 .txt {
    margin-top: 41px;
    max-width: 400px;
  }
  #sec4 .btn-shared {
    margin-top: 52px;
  }
  #sec4 .btn-shared a {
    display: inline-block;
  }
  #sec4 .photo {
    margin-top: 0;
  }
  #sec5 {
    padding: 320px 0 304px;
  }
  #sec5::before {
    left: 50%;
    top: 140px;
    width: 1332px;
    height: 761px;
  }
  #sec5 .wrap {
    max-width: 1400px;
  }
  #sec5 .ttl {
    padding: 10px 7px 0px;
  }
  #sec5 .ttl::before {
    top: -195px;
    left: 50px;
    width: 205px;
    height: 126px;
  }
  #sec5 .box-parallax {
    margin-top: 85px;
    height: 660px;
    z-index: 2;
  }
  #footer .btn-list {
    display: flex;
    flex-direction: row;
    gap: 30px;
    text-align: center;
    margin-bottom: 0;
    position: absolute;
    top: 0;
    left: 0;
  }
  #footer .btn-list a {
    font-size: 15px;
    padding: 21px 30px 20px 56px;
    min-width: 332px;
  }
  #footer .btn-list a:hover::after {
    filter: invert(0);
  }
}
@media (min-width: 768px) and (max-width: 1250px) {
  #sec2 .swiper {
    margin-left: calc(50% - 480px);
  }
  #sec3 .set2 .photo img {
    max-width: 100%;
    height: auto;
  }
  #sec3 .set4 .photo1 {
    margin-right: 30px;
  }
  #sec3 .set4 .photo2 {
    right: -59px;
  }
  #sec4 .photo img {
    max-width: 100%;
    height: auto;
  }
  #sec4 .gr-txt {
    margin-left: 30px;
  }
}