@charset "UTF-8";
@import url("https://fonts.googleapis.com/css2?family=BIZ+UDGothic:wght@400;700&family=Barlow+Condensed:wght@500&family=Barlow:wght@400;600;700&family=Zen+Kaku+Gothic+New:wght@500;700&display=swap");

body {
  background-color: #e5e5e5;
}

#footer_wrapper {
  z-index: 10;
}

.kaiteki_isu {
  font-family: "BIZ UDGothic", sans-serif;
  font-weight: 400;
  font-style: normal;
  font-size: 15px;
  color: #2b383a;
  line-height: 2;
  letter-spacing: 0.05em;
  background-color: #fff;
}

.kaiteki_isu * {
  box-sizing: border-box !important;
}

.kaiteki_isu__wrap {
  overflow-x: hidden;
}

.kaiteki_isu img {
  max-width: 100%;
  height: auto;
}

.kaiteki_isu a {
  color: #2b383a;
  transition: all 0.2s;
}

.kaiteki_isu a:hover {
  text-decoration: unset;
}

.inner {
  max-width: 1130px;
  padding-left: 15px;
  padding-right: 15px;
  margin-left: auto;
  margin-right: auto;
}

.sp-only {
  display: none;
}

.u-en {
  font-family: "Barlow", sans-serif;
}

.u-en-c {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 500;
  text-transform: uppercase;
}

.u-en {
  font-family: "Barlow", sans-serif;
}

.u-zenkaku {
  font-family: "Zen Kaku Gothic New", sans-serif;
  font-weight: 700;
}

.u-medium {
  font-weight: 500;
}

.u-semibold {
  font-weight: 600;
}

.u-bold {
  font-weight: 700;
}

.u-bg-gray {
  background-color: #f9f9f9;
}

.hdg01 {
  font-size: 56px;
  font-weight: bold;
  line-height: 1.35;
  letter-spacing: 0.12em;
}

.hdg01__sub {
  font-size: 20px;
  font-weight: 500;
  display: block;
  margin-bottom: 20px;
  letter-spacing: 0.05em;
}

.hdg02 {
  font-size: 40px;
  font-weight: bold;
}

.hdg03 {
  font-size: 33px;
  font-weight: bold;
  line-height: 1.6;
}

.hdg04 {
  font-size: 28px;
  font-weight: bold;
}

.btn01 {
  width: fit-content;
  display: flex;
  gap: 26px;
  align-items: center;
  padding: 5px 32px;
  border-radius: 40px;
  height: 78px;
  font-size: 17px;
  font-weight: bold;
  border: 1px solid #2b383a;
}

.btn01__icn {
  display: block;
  width: 24px;
  line-height: 1;
}

.btn01:hover {
  color: #fff;
}

.fv {
  position: relative;
  z-index: 1;
  padding: 20px 0 60px;
  text-align: center;
}

.fv::before {
  content: "";
  width: 200%;
  height: 300%;
  border-radius: 50%;
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  z-index: -1;
  background: url(/sites/default/files/shared_contents/products/howtochooseachair/img/bg_square.jpg);
}

.fv .swiper-wrapper {
  align-items: flex-end;
}

.fv__hdg {
  max-width: 720px;
  height: 460px;
  background: url(/sites/default/files/shared_contents/products/howtochooseachair/img/bg_base.png) no-repeat center center / 100% 100%;
  margin: -100px auto 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.fv .btn-down {
  position: absolute;
  right: 97px;
  bottom: 156px;
  display: block;
}

.fv .btn-down__arrow {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  transition: top 0.5s;
  width: 100%;
}

.fv .btn-down__txt {
  animation: rotation 10s linear infinite;
  display: block;
}

@keyframes rotation {
  0% {
    transform: rotate(0);
  }
  100% {
    transform: rotate(360deg);
  }
}

.fv .btn-down:hover .btn-down__arrow {
  top: 60%;
}

.desc {
  padding-top: 164px;
  padding-bottom: 160px;
}

.desc .inner {
  position: relative;
}

.desc__img {
  height: 440px;
  text-align: center;
  position: relative;
  z-index: 1;
}

.desc__img::before {
  content: "";
  width: 720px;
  height: 220px;
  background: url(/sites/default/files/shared_contents/products/howtochooseachair/img/img_desc_bg.png) no-repeat center center / 100% 100%;
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  z-index: -1;
}

.desc__slider .swiper-wrapper {
  align-items: center;
}

.desc .hdg02 {
  -ms-writing-mode: tb-rl;
  writing-mode: vertical-rl;
  letter-spacing: 0.1em;
  white-space: nowrap;
  position: absolute;
  left: 15px;
  top: -40px;
  line-height: 1.5;
  z-index: 2;
}

.desc .desc__txt {
  position: absolute;
  right: 15px;
  bottom: 0;
  width: 320px;
  display: flex;
  flex-direction: column;
  gap: 1em;
  z-index: 2;
}

.index {
  padding: 80px 0 104px;
}

.index__border {
  border-bottom: 1px solid #e5e5e5;
  margin-bottom: 32px;
}

.index__hdg {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 20px;
  line-height: 1;
}

.index__hdg__en {
  color: #fff;
  font-size: 80px;
  text-shadow: 1px 1px 0px #2b383a, -1px 1px 0px #2b383a, 1px -1px 0px #2b383a, -1px -1px 0px #2b383a, 1px 0px 0px #2b383a, 0px 1px 0px #2b383a, -1px 0px 0px #2b383a, 0px -1px 0px #2b383a;
  letter-spacing: 0;
}

.index__hdg__ja {
  letter-spacing: 0.03em;
  font-size: 16px;
  font-weight: 400;
}

.list-index__item {
  border-bottom: 1px solid #e5e5e5;
}

.list-index__item a {
  display: block;
  padding: 32px 60px 32px 105px;
  position: relative;
}

.list-index__item a::before {
  content: "";
  position: absolute;
  width: 40px;
  height: 40px;
  background: url(/sites/default/files/shared_contents/products/howtochooseachair/img/icn_arrow_round.svg) no-repeat center center;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
}

.list-index__hdg {
  font-size: 24px;
  line-height: 1.4;
  font-weight: bold;
}

.list-index__item .u-en {
  display: block;
  position: absolute;
  left: 0;
  top: 35px;
  width: 70px;
  height: 30px;
  line-height: 28px;
  font-size: 14px;
  font-weight: 400;
  border: 1px solid #2b383a;
  border-radius: 20px;
  text-align: center;
  text-transform: uppercase;
}

.list-label {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.list-label__item {
  border-radius: 8px;
  color: #fff;
  font-size: 12px;
  padding: 0 16px;
  height: 34px;
  line-height: 34px;
}

.list-label__item.rule1 {
  background-color: #dda778;
}

.list-label__item.rule2 {
  background-color: #b6cb6e;
}

.list-label__item.rule3 {
  background-color: #8bb3d6;
}

.list-label__item.rule4 {
  background-color: #c6abc9;
}

.part-case {
  padding: 120px 0 160px;
  position: relative;
  z-index: 2;
  overflow: hidden;
}

.part-case::before {
  content: "";
  width: 200%;
  height: 100%;
  background-color: #f9f9f9;
  border-radius: 50%;
  position: absolute;
  z-index: -1;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}

.part-case__inner {
  max-width: 1320px;
  padding-top: 240px;
  position: relative;
  margin-left: auto;
  margin-right: auto;
}

.box-round {
  background: url(/sites/default/files/shared_contents/products/howtochooseachair/img/bg_base.png) no-repeat center center / 100% 100%;
}

.box-round .hdg03 {
  margin-bottom: 40px;
}

.box-round p {
  letter-spacing: 0.05em;
}

.part-case__txt {
  width: 640px;
  height: 560px;
  padding: 80px 80px 0;
  position: absolute;
  left: 15px;
  top: 0;
  z-index: 3;
}

.part-case__img {
  display: flex;
  justify-content: flex-end;
}

.case-map {
  position: relative;
}

.case-map__pin {
  display: block;
  width: 24px;
  height: 24px;
  position: absolute;
  z-index: 2;
  border-radius: 50%;
}

.case-map__pin::before {
  content: "";
  width: 100%;
  height: 100%;
  border-radius: 50%;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: -1;
  animation: light 1s linear infinite;
  display: block;
}

@keyframes light {
  0% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
  }
  100% {
    transform: translate(-50%, -50%) scale(2);
    opacity: 0;
  }
}

.case-map__pin--case1 {
  background-color: #c6abc9;
  right: 8%;
  bottom: 30%;
}

.case-map__pin--case1::before {
  background-color: #c6abc9;
}

.case-map__pin--case2 {
  background-color: #8bb3d6;
  left: 10%;
  bottom: 27%;
}

.case-map__pin--case2::before {
  background-color: #8bb3d6;
}

.case {
  padding-top: 60px;
  display: flex;
  gap: 120px;
}

.case__hdg .u-en {
  font-size: 20px;
  margin-bottom: 32px;
  line-height: 1;
}

.case__hdg .hdg04 {
  -ms-writing-mode: tb-rl;
  writing-mode: vertical-rl;
  position: relative;
  left: -0.5em;
}

.bf {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 185px;
  align-items: flex-end;
  background: url(/sites/default/files/shared_contents/products/howtochooseachair/img/arrow01.svg) no-repeat center center;
}

.bf__item {
  text-align: center;
}

.bf__item figcaption {
  font-size: 16px;
  margin-top: 20px;
  line-height: 1.5;
}

.case--type1 {
  margin-bottom: 60px;
}

.case--type1 .case__hdg .u-en {
  color: #c6abc9;
}

.case--type2 .case__hdg .u-en {
  color: #8bb3d6;
}

.part-rule__desc {
  padding: 104px 0 160px;
  position: relative;
  z-index: 1;
  background-color: #dda778;
}

.part-rule__desc::before {
  content: "";
  width: 100%;
  height: 120%;
  border-radius: 0 0 40px 40px;
  background: url(/sites/default/files/shared_contents/products/howtochooseachair/img/bg_square.jpg);
  position: absolute;
  z-index: 1;
  left: 0;
  bottom: 0;
}

.part-rule__inner {
  max-width: 1320px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
  z-index: 2;
}

.part-rule__desc .inner {
  max-width: 1320px;
  display: flex;
  justify-content: space-between;
  gap: 30px;
}

.part-rule__txt {
  width: 550px;
  height: 540px;
  padding: 70px 60px 0;
  position: sticky;
  position: -webkit-sticky;
  top: 100px;
}

.part-rule__txt .hdg03 {
  text-align: center;
}

.list-rule {
  width: 100%;
  padding-top: 30px;
  max-width: 550px;
  margin: 0 auto;
}

.list-rule__item {
  max-width: 550px;
  margin-left: auto;
  margin-right: 0;
  border-bottom: 1px solid #e5e5e5;
}

.list-rule__item a {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 40px 0;
}

.list-rule__txt {
  padding-bottom: 70px;
  background: url(/sites/default/files/shared_contents/products/howtochooseachair/img/icn_arrow_round.svg) no-repeat left bottom;
}

.rule-num {
  width: fit-content;
  line-height: 1;
  border-bottom: 2px dashed;
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: 16px;
  font-weight: bold;
  padding-bottom: 5px;
  margin-bottom: 44px;
}

.rule-num .num {
  font-size: 40px;
  font-weight: 600;
}

.list-rule__hdg {
  line-height: 1.35;
}

.list-rule__item.rule1 .u-en {
  color: #dda778;
  border-color: #dda778;
}

.list-rule__item.rule2 .u-en {
  color: #b6cb6e;
  border-color: #b6cb6e;
}

.list-rule__item.rule3 .u-en {
  color: #8bb3d6;
  border-color: #8bb3d6;
}

.list-rule__item.rule4 .u-en {
  color: #c6abc9;
  border-color: #c6abc9;
}

.part-rule__wrap {
  position: relative;
  padding-bottom: 40px;
  background-color: #c6abc9;
}

.part-rule__wrap::after {
  content: "";
  position: absolute;
  width: 100%;
  height: 41px;
  background-color: #fff;
  border-radius: 40px 40px 0 0;
  z-index: 2;
  left: 0;
  bottom: -1px;
}

.part-rule__wrap__nav {
  position: absolute;
  height: 100%;
  left: 0;
  z-index: 1;
}

.location-nav {
  position: sticky;
  position: -webkit-sticky;
  top: 0;
  width: 120px;
  height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 40px;
  justify-content: center;
  align-items: center;
  z-index: 10;
}

.location-nav::before {
  content: "";
  width: 1px;
  height: 154px;
  border-left: 1px dashed #fff;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translateY(-50%);
  z-index: -1;
}

.location-nav__item a {
  display: block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #fff;
  transition: transform 0.3s;
}

.location-nav__item.current a {
  transform: scale(2);
  pointer-events: none;
}

.rule-cont {
  position: relative;
  padding: 120px 0 130px;
  color: #fff;
}

.rule-cont--1 {
  background-color: #dda778;
}

.rule-cont--2 {
  background-color: #b6cb6e;
}

.rule-cont--3 {
  background-color: #8bb3d6;
}

.rule-cont--4 {
  background-color: #c6abc9;
}

.rule-cont__bg {
  position: absolute;
  right: 0;
  top: 0;
}

.rule-cont .inner {
  position: relative;
  z-index: 1;
}

.rule-cont__hdg {
  padding: 0 40px;
  margin-bottom: 104px;
}

.rule-cont__hdg .rule-num {
  font-size: 20px;
  margin-bottom: 56px;
}

.rule-cont__hdg .rule-num .num {
  font-size: 56px;
}

.rule-cont__hdg .hdg01 {
  margin-bottom: 24px;
}

.rule-cont__hdg .hdg01 + p {
  font-size: 18px;
  padding: 0 0.3em;
}

.rule-box {
  border-radius: 80px;
  background-color: #fff;
  color: #2b383a;
  padding: 120px 20px;
  box-shadow: 0 10px 20px 0 rgba(0, 0, 0, 0.05);
  margin-bottom: 104px;
}

.rule-box__inner {
  max-width: 940px;
  margin-left: auto;
  margin-right: auto;
}

.rule-box .bf {
  display: flex;
  gap: unset;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 52px;
  background-position: center 170px;
}

.rule-box .bf__item {
  text-align: left;
}

.rule-box .bf__item--before {
  width: 290px;
}

.rule-box .bf__item--after {
  width: 310px;
}

.rule-box .bf__img {
  text-align: center;
  min-height: 310px;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 32px;
}

.rule-box .bf h4 {
  font-size: 20px;
  font-weight: bold;
  margin-bottom: 20px;
  line-height: 1.5;
}

.rule-box .bf p {
  line-height: 1.7;
  font-size: 16px;
}

.rule-box .isu-info {
  padding-top: 52px;
  display: flex;
  align-items: flex-start;
  font-size: 16px;
}

.rule-box .isu-info__hdg {
  -ms-writing-mode: tb-rl;
  writing-mode: vertical-rl;
  white-space: nowrap;
  line-height: 1;
  font-size: 18px;
  padding: 28px 32px;
  border-radius: 40px;
}

.rule-box .isu-info:nth-child(even) .isu-info__hdg {
  background-color: #2b383a;
  color: #fff;
}

.rule-box .isu-info__cont {
  width: 100%;
  padding: 28px 40px 0 56px;
}

.rule-box .isu-info:not(:last-child) .isu-info__cont {
  padding-bottom: 80px;
  border-bottom: 1px solid #e5e5e5;
}

.rule-box .isu-info__cont__hdg {
  line-height: 1.5;
  margin-bottom: 56px;
}

.rule-box h6.isu-info__cont__hdg {
  font-size: 24px;
  margin-bottom: 0;
  margin-top: 0.5em;
}

.rule-box .isu-info__flex {
  display: flex;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 72px 40px;
}

.rule-box .isu-info__flex.isu-info__flex--mb {
  margin-bottom: 72px;
}

.rule-box .isu-info__flex .isu-info__txt {
  width: 350px;
  display: flex;
  flex-direction: column;
  gap: 1.5em;
}

.rule-box .isu-info__flex .isu-info__txt.isu-info__txt--w100 {
  width: 100%;
}

.rule-box .isu-info__flex .isu-info__right {
  width: calc(100% - 390px);
  display: flex;
  flex-direction: column;
  gap: 1.5em;
}

.rule-box .isu-info__flex .isu-info__right img {
  border-radius: 10px;
}

.list-round {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.list-round__item {
  width: fit-content;
  padding: 20px 32px 20px 57px;
  border-radius: 100px;
  border: 1px dotted #808080;
  line-height: 1.5;
  background: url(/sites/default/files/shared_contents/products/howtochooseachair/img/icn_bolt.svg) no-repeat 24px center;
}

.list-item__item {
  display: flex;
  align-items: center;
  gap: 56px;
}

.list-item__item:not(:last-child) {
  padding-bottom: 40px;
  margin-bottom: 40px;
  border-bottom: 1px solid #e5e5e5;
}

.list-item__item .img {
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
}

.list-item__item .txt {
  width: 100%;
}

.list-item__item p {
  font-size: 15px;
  margin-bottom: 15px;
}

.rule-cont--1 .btn01:hover {
  background-color: #dda778;
  border-color: #dda778;
}

.rule-cont--2 .btn01:hover {
  background-color: #b6cb6e;
  border-color: #b6cb6e;
}

.rule-cont--3 .btn01:hover {
  background-color: #8bb3d6;
  border-color: #8bb3d6;
}

.rule-cont--4 .btn01:hover {
  background-color: #c6abc9;
  border-color: #c6abc9;
}

.recommend {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
}

.recommend__txt {
  max-width: 540px;
  padding: 40px 0 0 40px;
}

.recommend__hdg {
  margin-bottom: 56px;
  font-size: 32px;
  line-height: 1.5;
  font-weight: bold;
}

.recommend__hdg__sub {
  display: block;
  width: fit-content;
  margin-bottom: 40px;
  background-color: #fff;
  font-size: 16px;
  padding: 16px 24px;
  line-height: 1;
  border-radius: 30px;
}

.rule-cont--1 .recommend__hdg__sub {
  color: #dda778;
}

.rule-cont--2 .recommend__hdg__sub {
  color: #b6cb6e;
}

.rule-cont--3 .recommend__hdg__sub {
  color: #8bb3d6;
}

.rule-cont--4 .recommend__hdg__sub {
  color: #c6abc9;
}

.recommend__item {
  max-width: 440px;
}

.recommend__thumb .swiper-slide {
  max-width: 120px;
}

.recommend__thumb {
  overflow: unset;
}

.recommend__thumb .swiper-slide {
  padding: 15px 20px;
  z-index: 2;
  cursor: pointer;
}

.recommend__thumb .swiper-slide .recommend__thumb__bg {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}

.recommend__thumb .swiper-slide .recommend__thumb__bg svg {
  width: 100%;
  height: 100%;
}

.recommend__thumb .swiper-slide,
.recommend__thumb .swiper-slide .recommend__thumb__bg svg {
  transition: all 0.3s;
}

.recommend__thumb .swiper-slide.swiper-slide-thumb-active {
  transform: scale(1.2);
  cursor: default;
}

.recommend__thumb .swiper-slide.swiper-slide-thumb-active .recommend__thumb__bg svg {
  fill: #fff;
}

.recommend__slider a {
  display: block;
  text-align: center;
  color: #fff;
}

.recommend__slider .recommend__item__img {
  padding: 50px 60px;
  position: relative;
  z-index: 2;
  margin-bottom: 24px;
}

.recommend__slider .recommend__item__img::before {
  content: "";
  width: 100%;
  height: 100%;
  border-radius: 45%;
  position: absolute;
  left: 0;
  top: 0;
  box-shadow: 0 10px 20px 0 rgba(0, 0, 0, 0.05);
  z-index: -1;
}

.recommend__slider .recommend__item__img__bg {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}

.recommend__slider .recommend__item__img__bg svg {
  width: 100%;
  height: 100%;
  fill: #fff;
}

.recommend__item__hdg {
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 32px;
  line-height: 1.5;
  display: flex;
  align-items: center;
  justify-content: center;
}

.recommend__item__hdg .icn {
  display: block;
  line-height: 1;
}

.list-cate {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 24px;
}

.list-cate__item {
  font-size: 11px;
  padding: 7px 11px;
  border-radius: 20px;
  border: 1px solid #fff;
  line-height: 1;
}

.list-point {
  margin-top: 72px;
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.list-point__item {
  border-radius: 20px;
  border: 1px dotted #d9d9d9;
  padding: 48px 40px;
}

.list-point__item .u-en {
  width: fit-content;
  padding: 10px 12px;
  background-color: #b6cb6e;
  color: #fff;
  font-weight: bold;
  font-size: 14px;
  border-radius: 20px;
  line-height: 1;
  text-transform: capitalize;
  margin-bottom: 28px;
}

.list-point__item .u-en .num {
  margin-left: 4px;
}

.list-point__hdg {
  font-weight: bold;
  font-size: 24px;
  margin-bottom: 28px;
}

.list-point__flex {
  display: grid;
  gap: 56px;
  grid-template-columns: 1fr 1fr;
}

.list-point__txt {
  display: flex;
  flex-direction: column;
  gap: 1.5em;
  font-size: 15px;
}

.list-point__img {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.list-point__img img {
  border-radius: 10px;
}

.part-knowhow {
  position: relative;
  padding: 80px 0 60px;
  font-size: 16px;
  overflow-x: hidden;
}

.part-knowhow::after {
  content: "";
  width: 100%;
  height: 30%;
  background-color: #e5e5e5;
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: 1;
}

.part-knowhow__wrap {
  position: relative;
  z-index: 2;
  padding-bottom: 160px;
}

.part-knowhow__wrap::before {
  content: "";
  width: 200%;
  height: calc(100% - 184px);
  border-radius: 48%;
  background: url(/sites/default/files/shared_contents/products/howtochooseachair/img/bg_square.jpg);
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  z-index: -1;
}

.part-knowhow__desc {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 104px;
}

.part-knowhow__txt {
  max-width: 640px;
}

.part-knowhow__txt .hdg03 {
  margin-bottom: 40px;
}

.btn-download {
  display: block;
  position: relative;
  margin-bottom: 100px;
  z-index: 2;
}

.btn-download::after {
  content: "";
  width: 100%;
  height: 100%;
  border-radius: 40px;
  background-color: #012e7b;
  position: absolute;
  left: 0;
  bottom: -20px;
  z-index: -1;
}

.btn-download__flex {
  display: flex;
  gap: 70px;
  align-items: center;
  justify-content: center;
  border: 2px solid #012e7b;
  background-color: #fff;
  border-radius: 40px;
  padding: 70px 30px 70px 20px;
  position: relative;
  top: 0;
  transition: all 0.3s;
}

.btn-download:hover .btn-download__flex {
  top: 10px;
}

.btn-download__txt {
  max-width: 400px;
}

.btn-download__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  margin-top: 56px;
  max-width: 385px;
  background-color: #012e7b;
  border-radius: 50px;
  padding: 32px;
  color: #fff;
  font-size: 18px;
  line-height: 1;
}

.list-bnr {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px 40px;
}

.list-bnr__hdg {
  font-size: 18px;
  font-weight: bold;
  max-width: 240px;
  letter-spacing: 0.02em;
}

.btn-bnr {
  display: block;
  position: relative;
  z-index: 1;
  line-height: 1.5;
}

.btn-bnr::before {
  content: "";
  width: 100%;
  height: 100%;
  background-color: #f0f0f0;
  border-radius: 40px;
  position: absolute;
  z-index: -1;
  left: 0;
  bottom: -20px;
}

.btn-bnr__flex {
  background-color: #fff;
  border-radius: 40px;
  overflow: hidden;
  display: flex;
  align-items: center;
  gap: 30px;
  position: relative;
  top: 0;
  transition: all 0.3s;
}

.btn-bnr:hover .btn-bnr__flex {
  top: 10px;
}

.btn-bnr__img {
  width: 220px;
  flex-shrink: 0;
}

.part-rule__wrap__btn {
  position: absolute;
  height: 100%;
  right: 0;
  top: 0;
  z-index: 2;
}

.part-rule__wrap__btn .sticky-item {
  position: sticky;
  position: -webkit-sticky;
  width: 74px;
  height: 100vh;
  top: 0;
}

.btn-fixed {
  position: absolute;
  background-color: #fff;
  z-index: 999;
  right: 0;
  top: 50%;
  -ms-writing-mode: tb-rl;
  writing-mode: vertical-rl;
  white-space: nowrap;
  line-height: 1;
  font-size: 18px;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 19px;
  width: 74px;
  padding: 32px 0;
  border-radius: 20px 0 0 20px;
  transform: translateY(-50%);
  text-align: center;
}

.btn-fixed__icn {
  font-size: 14px;
}

.btn-fixed:hover {
  opacity: 0.7;
}

.info-area {
  position: relative;
  margin-top: 30px;
}

.info-area__btn {
  width: fit-content;
  font-weight: bold;
  font-size: 17px;
  cursor: pointer;
  position: relative;
  padding-right: 43px;
  line-height: 1.4;
  padding-bottom: 6px;
}

.info-area__btn:before {
  content: "";
  width: calc(100% - 43px);
  height: 1px;
  border-bottom: 1px dotted #2b383a;
  position: absolute;
  left: 0;
  bottom: 0;
}

.info-area__icn {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid #2b383a;
  position: relative;
  display: block;
  position: absolute;
  right: 0;
  top: 0;
  background-color: #fff;
  transition: background-color 0.3s;
}

.info-area__icn::before,
.info-area__icn::after {
  content: "";
  width: 3px;
  border-radius: 2px;
  position: absolute;
  background-color: #2b383a;
  transition: background-color 0.3s;
  left: 50%;
  transform: translateX(-50%);
}

.info-area__icn::before {
  height: 3px;
  top: 5px;
}

.info-area__icn::after {
  height: 9px;
  top: 10px;
}

.info-area__txt {
  position: absolute;
  width: 100%;
  bottom: -10px;
  left: 0;
  transform: translateY(100%);
  transition: opacity 0.3s, visibility 0.3s;
  opacity: 0;
  visibility: hidden;
  z-index: 2;
}

@media screen and (min-width: 768px) {
  .info-area__btn:hover + .info-area__txt {
    opacity: 1;
    visibility: visible;
  }

  .info-area__btn:hover .info-area__icn {
    background-color: #2b383a;
  }

  .info-area__btn:hover .info-area__icn::before,
  .info-area__btn:hover .info-area__icn::after {
    background-color: #fff;
  }
}

@media screen and (max-width: 767px) {
  .info-area {
    margin-top: 20px;
    position: absolute;
    left: 0;
    bottom: 40px;
    width: 100%;
  }

  .info-area__btn {
    font-size: 15px;
    padding-right: 40px;
    padding-bottom: 5px;
  }

  .info-area__btn:before {
    width: calc(100% - 40px);
  }

  .info-area__icn {
    width: 24px;
    height: 24px;
  }

  .info-area__icn::before {
    top: 4px;
  }

  .info-area__icn::after {
    top: 9px;
  }

  .info-area__btn.is-active + .info-area__txt {
    opacity: 1;
    visibility: visible;
  }

  .info-area__btn.is-active .info-area__icn {
    background-color: #2b383a;
  }

  .info-area__btn.is-active .info-area__icn::before,
  .info-area__btn.is-active .info-area__icn::after {
    background-color: #fff;
  }
}

.info-area__desc {
  background: rgba(27, 26, 38, 0.8);
  font-size: 14px;
  font-weight: normal;
  color: #fff;
  border-radius: 20px;
  padding: 16px 24px;
  letter-spacing: 0.01em;
}

.info-area__desc p {
  margin-bottom: 0;
}

@media screen and (max-width: 1280px) {
  .fv .btn-down {
    right: 20px;
    bottom: 20px;
  }

  .location-nav {
    width: 80px;
  }

  .rule-cont .inner {
    padding-left: 80px;
    padding-right: 80px;
  }
}

@media screen and (max-width: 1024px) {
  body,
  .part-knowhow::after {
    background-color: #e0e0e0;
  }

  .part-rule__desc .inner {
    display: block;
  }

  .desc .desc__txt {
    position: static;
    width: 100%;
    max-width: 500px;
    margin: 0 0 0 auto;
  }
  .case {
    gap: 60px;
  }

  .bf {
    gap: 140px;
  }

  .part-rule__txt {
    position: static;
    margin: 0 auto;
  }
  .list-rule {
    padding-left: 0;
  }
  .list-rule__item {
    margin-right: auto;
  }
  .rule-box .isu-info__flex {
    flex-wrap: wrap-reverse;
    gap: 56px;
  }
  .rule-box .isu-info__flex.isu-info__flex--mb {
    margin-bottom: 40px;
  }
  .rule-box .isu-info__flex .isu-info__txt,
  .rule-box .isu-info__flex .isu-info__right {
    width: 100%;
  }
  .list-point__flex {
    grid-template-columns: 1fr;
  }
  .recommend {
    flex-wrap: wrap;
    justify-content: center;
    position: relative;
    padding-bottom: 180px;
    gap: 0;
  }
  .recommend__txt {
    width: 100%;
    padding-left: 0;
  }

  .recommend__thumb {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
  }
  .btn-bnr__flex {
    gap: 20px;
  }
  .location-nav {
    width: 40px;
  }

  .rule-cont .inner {
    padding-left: 40px;
    padding-right: 40px;
  }

  .part-rule__wrap__btn {
    right: unset;
    left: 0;
  }

  .part-rule__wrap__btn .sticky-item {
    width: 1px;
    height: 100dvh;
  }

  .btn-fixed {
    right: unset;
    left: 0;
    top: unset;
    bottom: 0;
    -ms-writing-mode: unset;
    writing-mode: unset;
    white-space: nowrap;
    font-size: 16px;
    gap: 8px;
    width: calc(100vw - 100px);
    max-width: 240px;
    height: 40px;
    padding: unset;
    border-radius: 20px 20px 0 0;
    transform: unset;
    text-align: center;
    border: 2px solid #dda778;
  }

  .btn-fixed__icn {
    font-size: 14px;
  }
}

@media screen and (max-width: 767px) {
  .sp-only {
    display: block;
  }

  .pc-only {
    display: none;
  }
  .inner {
    max-width: 375px;
    padding-left: 30px;
    padding-right: 30px;
  }

  .hdg01 {
    font-size: 32px;
  }

  .hdg01__sub {
    font-size: 16px;
    line-height: 1;
    margin-bottom: 24px;
  }

  .hdg02 {
    font-size: 26px;
  }

  .hdg03 {
    font-size: 26px;
    letter-spacing: 0;
  }

  .hdg04 {
    font-size: 22px;
    font-weight: bold;
  }

  .btn01 {
    justify-content: flex-start;
    padding: 5px 58px 5px 24px;
    border-radius: 40px;
    height: 72px;
    font-size: 15px;
    position: relative;
  }

  .btn01__icn {
    position: absolute;
    right: 24px;
    top: 50%;
    transform: translateY(-50%);
  }

  .btn01:hover {
    color: #fff;
  }
  .fv {
    padding-bottom: 160px;
  }

  .fv::before {
    width: 1224px;
    height: 852px;
    bottom: 100px;
  }

  .fv__hdg {
    max-width: 355px;
    height: 296px;
    margin-top: -10px;
    padding-bottom: 30px;
  }

  .fv .btn-down {
    right: 10px;
    bottom: 0;
    width: 140px;
    overflow: hidden;
  }

  .fv .btn-down__arrow {
    width: 140px;
  }

  .fv .btn-down__txt {
    width: 140px;
  }
  .fv .btn-down:hover .btn-down__arrow {
    top: 60%;
  }

  .desc {
    padding-top: 140px;
    padding-bottom: 144px;
    position: relative;
  }

  .desc::after {
    content: "";
    position: absolute;
    width: 100%;
    height: 41px;
    border-radius: 40px 40px 0 0;
    z-index: 1;
    background-color: #fff;
    left: 0;
    bottom: -1px;
  }

  .desc__img {
    width: 275px;
    height: 250px;
    margin: 0 -30px 26px auto;
  }

  .desc__img::before {
    width: 275px;
    height: 110px;
  }

  .desc__slider {
    max-width: 210px;
    margin: 0 auto;
  }

  .desc__slider .swiper-wrapper {
    align-items: flex-end;
  }

  .desc__slider img {
    max-width: 210px;
    max-height: 200px;
    object-fit: contain;
  }

  .desc .hdg02 {
    top: -70px;
  }

  .index {
    padding: 0 0 64px;
  }

  .index__border {
    margin-bottom: 8px;
  }

  .index__hdg {
    flex-wrap: wrap;
    gap: 14px;
  }

  .index__hdg__en {
    font-size: 48px;
  }

  .index__hdg__ja {
    font-size: 14px;
  }

  .list-index__item a {
    padding: 24px 60px 24px 0;
    position: relative;
  }

  .list-index__item a::before {
    top: 74px;
    transform: unset;
  }

  .list-index__hdg {
    font-size: 20px;
    line-height: 1.5;
  }

  .list-index__item .u-en {
    position: static;
    width: 64px;
    height: 28px;
    line-height: 26px;
    font-size: 12px;
    margin-bottom: 12px;
  }

  .list-label {
    max-width: 200px;
  }

  .box-round .hdg03 {
    margin-bottom: 30px;
  }

  .part-case {
    padding: 60px 0 104px;
  }

  .part-case::before {
    width: 300%;
  }

  .part-case__inner {
    padding-top: 0;
  }

  .part-case__txt {
    width: 100%;
    height: auto;
    background: unset;
    padding: 100px 0 130px;
    position: relative;
    left: 0;
  }

  .part-case__txt::before {
    content: "";
    width: 560px;
    height: 100%;
    background: url(/sites/default/files/shared_contents/products/howtochooseachair/img/bg_base.png) no-repeat center center / 100% 100%;
    position: absolute;
    z-index: -1;
    left: 50%;
    top: 0;
    transform: translateX(-50%);
  }

  .part-case__img {
    display: none;
  }

  .case {
    padding-top: 80px;
    gap: 20px;
  }

  .case__hdg .u-en {
    font-size: 20px;
    margin-bottom: 17px;
  }

  .case__hdg .hdg04 {
    line-height: 1.5;
    left: -0.2em;
  }

  .bf {
    grid-template-columns: 1fr;
  }

  .part-case .bf {
    background: unset;
  }

  .part-case .bf .bf__item--before {
    position: relative;
    display: block;
  }

  .part-case .bf .bf__item--before::before {
    content: "";
    width: 81px;
    height: 11px;
    background: url(/sites/default/files/shared_contents/products/howtochooseachair/img/arrow01.svg) no-repeat center center;
    position: absolute;
    left: calc(50% - 40px);
    bottom: -80px;
    transform: rotate(90deg);
  }

  /* .part-case .bf .bg__item--after {
    display: none;
  } */

  .part-case .bf__item figcaption {
    font-size: 14px;
    margin-top: 14px;
  }

  .case--type1 {
    margin-bottom: 0;
  }

  .part-rule__desc {
    padding: 64px 0;
  }

  .part-rule__desc .inner {
    max-width: 375px;
  }

  .part-rule__inner {
    overflow-x: hidden;
  }

  .part-rule__txt {
    width: 100%;
    height: auto;
    padding: 70px 0 110px;
    position: relative;
    background: unset;
    left: 0;
  }

  .part-rule__txt::before {
    content: "";
    width: 560px;
    height: 100%;
    background: url(/sites/default/files/shared_contents/products/howtochooseachair/img/bg_base.png) no-repeat center center / 100% 100%;
    position: absolute;
    z-index: -1;
    left: 50%;
    top: 0;
    transform: translateX(-50%);
  }

  .list-rule {
    padding: 24px 0 0 0;
  }

  .list-rule__item a {
    flex-wrap: wrap-reverse;
    padding-top: 98px;
    position: relative;
  }

  .list-rule__txt {
    width: 100%;
    padding-bottom: 0;
    background-position: right center;
    min-height: 40px;
  }

  .list-rule__item a .rule-num {
    position: absolute;
    left: 0;
    top: 40px;
  }

  .list-rule__img {
    max-width: 240px;
    margin: 0 auto 14px;
  }

  .part-rule__wrap__nav {
    display: none;
  }

  .rule-cont {
    padding: 64px 0 104px;
    overflow-x: hidden;
  }

  .rule-cont .inner {
    padding-left: 10px;
    padding-right: 10px;
  }

  .rule-cont__hdg {
    padding: 0 30px;
    margin-bottom: 64px;
  }

  .rule-cont__hdg .rule-num {
    font-size: 16px;
    margin-bottom: 40px;
  }

  .rule-cont__hdg .rule-num .num {
    font-size: 40px;
  }

  .rule-cont__hdg .hdg01 {
    font-size: 36px;
    margin-bottom: 20px;
  }

  .rule-cont__hdg .hdg01 + p {
    font-size: 15px;
    padding: 0;
  }

  .rule-box {
    border-radius: 40px;
    padding: 80px 20px 40px;
    margin-bottom: 64px;
  }

  .rule-box .bf {
    display: grid;
    gap: 144px;
    grid-template-columns: 1fr;
    margin-bottom: 0;
    background: unset;
  }

  .rule-box .bf__item {
    text-align: left;
  }

  .rule-box .bf__item--before,
  .rule-box .bf__item--after {
    width: 100%;
    position: relative;
  }

  .rule-box .bf__item--before .bf__img {
    max-width: 220px;
    margin-left: auto;
    margin-right: auto;
  }

  .rule-box .bf__item--before::after {
    content: "";
    width: 100%;
    height: 144px;
    background: url(/sites/default/files/shared_contents/products/howtochooseachair/img/arrow_down.svg) no-repeat center center;
    position: absolute;
    left: 0;
    bottom: 0;
    transform: translateY(100%);
  }

  .rule-box .bf__img {
    min-height: unset;
  }

  .rule-box .bf h4 {
    font-weight: normal;
  }

  .rule-box .bf p {
    font-size: 15px;
  }

  .rule-box .isu-info {
    padding-top: 72px;
    display: flex;
    flex-wrap: wrap;
    gap: 48px;
    font-size: 15px;
  }

  .rule-box .isu-info__hdg {
    width: 100%;
    -ms-writing-mode: unset;
    writing-mode: unset;
    font-size: 15px;
    padding: 26px;
    border-radius: 60px;
    text-align: center;
    background-color: #2b383a;
    color: #fff;
  }

  .rule-box .isu-info__cont {
    padding: 0;
  }

  .rule-box .isu-info:not(:last-child) .isu-info__cont {
    padding-bottom: 0;
    border-bottom: unset;
  }

  .rule-box .isu-info__cont__hdg {
    margin-bottom: 40px;
    font-size: 24px;
  }

  .rule-box h6.isu-info__cont__hdg {
    font-size: 20px;
  }

  .rule-box .isu-info__flex {
    gap: 40px;
  }

  .list-round {
    gap: 13px;
  }

  .list-round__item {
    padding: 18px 28px 18px 54px;
    font-size: 14px;
    background-size: 22px 22px;
    line-height: 1.2;
  }

  .list-item__item {
    padding-bottom: 90px;
    position: relative;
    gap: 22px;
  }

  .list-item__item:not(:last-child) {
    padding-bottom: 90px;
  }

  .list-item__item .img {
    width: 96px;
    flex-shrink: 0;
  }

  .list-item__item p {
    margin-bottom: 0;
    line-height: 1.75;
  }

  .list-item__item .btn01 {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
  }

  .list-item__item:not(:last-child) .btn01 {
    bottom: 40px;
  }

  .recommend {
    padding: 0 20px 110px;
  }

  .recommend__txt {
    padding-top: 0;
  }

  .recommend__hdg {
    font-size: 22px;
    margin-bottom: 24px;
  }

  .recommend__hdg__sub {
    font-size: 13px;
    padding: 16px 24px;
    margin: 0 auto 24px;
  }

  .recommend__item {
    max-width: 320px;
  }

  .recommend__thumb .swiper-slide {
    max-width: 120px;
  }

  .recommend__thumb {
    overflow: unset;
    max-width: 310px;
  }

  .recommend__thumb .swiper-slide {
    padding: 10px 14px;
  }

  .recommend__slider .recommend__item__img {
    padding: 35px 42px;
    margin-bottom: 20px;
  }

  .recommend__slider a {
    font-size: 14px;
  }

  .recommend__item__hdg {
    font-size: 20px;
    margin-bottom: 24px;
  }

  .recommend__item__hdg .icn {
    width: 28px;
  }

  .list-cate {
    display: none;
    margin-top: 20px;
  }

  .list-point {
    margin-top: 56px;
    gap: 20px;
  }

  .list-point__item {
    border-radius: 20px;
    padding: 30px;
  }

  .list-point__item .u-en {
    font-size: 12px;
    margin-bottom: 14px;
  }

  .list-point__item .u-en .num {
    margin-left: 2px;
  }

  .list-point__hdg {
    font-size: 22px;
    margin-bottom: 22px;
    line-height: 1.35;
  }

  .list-point__flex {
    gap: 22px;
    grid-template-columns: 1fr;
  }

  .list-point__txt {
    order: 2;
  }

  .list-point__img {
    order: 1;
  }

  .rule-cont .rule-cont__bg {
    opacity: 0.2;
  }

  .rule-cont--1 .rule-cont__bg {
    width: 333px;
    right: -148px;
  }

  .rule-cont--2 .rule-cont__bg {
    width: 386px;
    right: -171px;
  }

  .rule-cont--3 .rule-cont__bg {
    width: 326px;
    right: -131px;
  }

  .rule-cont--4 .rule-cont__bg {
    width: 342px;
    right: -147px;
  }

  .part-knowhow {
    padding: 48px 0 20px;
    font-size: 15px;
  }

  .part-knowhow .inner {
    padding-left: 10px;
    padding-right: 10px;
  }

  .part-knowhow__wrap {
    padding-bottom: 80px;
  }

  .part-knowhow__wrap::before {
    width: 400%;
    height: calc(100% - 415px);
  }

  .part-knowhow__desc {
    display: block;
    margin-bottom: 64px;
  }

  .part-knowhow__txt .hdg03 {
    margin-bottom: 24px;
    font-size: 28px;
  }

  .part-knowhow__logo {
    margin-bottom: 24px;
  }

  .btn-download {
    margin-bottom: 92px;
  }

  .btn-download__flex {
    flex-wrap: wrap;
    gap: 32px;
    border: 1px solid #012e7b;
    padding: 30px 30px 80px 30px;
  }

  .btn-download__btn {
    gap: 15px;
    margin-top: 40px;
    padding: 32px 10px;
    font-size: 16px;
  }

  .list-bnr {
    grid-template-columns: 1fr;
    gap: 36px 0;
  }

  .list-bnr__hdg {
    font-size: 18px;
    letter-spacing: 0;
    padding: 40px 24px 40px 0;
  }

  .btn-bnr {
    display: block;
    position: relative;
    z-index: 1;
    line-height: 1.5;
  }

  .btn-bnr::before {
    bottom: -16px;
  }

  .btn-bnr__flex {
    gap: 24px;
    align-items: stretch;
  }

  .btn-bnr__img {
    width: 140px;
    flex-shrink: 0;
  }

  .btn-bnr__img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
}



html .allWrap,
html body {
  overflow: unset !important;
}