@charset "UTF-8";
@counter-style middle-dot {
  system: cyclic;
  symbols: ・;
  suffix: " ";
  fallback: disc;
}
@counter-style large-dot {
  system: cyclic;
  symbols: ●;
  suffix: " ";
  fallback: disc;
}
@counter-style large-dot-white {
  system: cyclic;
  symbols: 〇;
  suffix: " ";
  fallback: disc;
}
.zen-kaku-gothic-new-light {
  font-family: "Zen Kaku Gothic New", sans-serif;
  font-weight: 300;
  font-style: normal;
}

.zen-kaku-gothic-new-regular {
  font-family: "Zen Kaku Gothic New", sans-serif;
  font-weight: 400;
  font-style: normal;
}

.zen-kaku-gothic-new-medium {
  font-family: "Zen Kaku Gothic New", sans-serif;
  font-weight: 500;
  font-style: normal;
}

.zen-kaku-gothic-new-bold {
  font-family: "Zen Kaku Gothic New", sans-serif;
  font-weight: 700;
  font-style: normal;
}

.zen-kaku-gothic-new-black {
  font-family: "Zen Kaku Gothic New", sans-serif;
  font-weight: 900;
  font-style: normal;
}

.philosopher-regular {
  font-family: "Philosopher", sans-serif;
  font-weight: 400;
  font-style: normal;
}

.noto-sans-jp-medium {
  font-family: "Noto Sans JP", sans-serif;
  font-optical-sizing: auto;
  font-weight: 500;
  font-style: normal;
}

.scrolly {
  display: grid;
  grid-template-columns: 23.26% 65.12%;
  gap: 1.25rem 11.63%;
  -webkit-box-align: start;
      -ms-flex-align: start;
          align-items: start;
}
@media screen and (max-width: 767px) {
  .scrolly {
    display: block;
  }
}
.scrolly__sticky {
  position: sticky;
  top: 15%;
  height: auto;
  width: 100%;
  aspect-ratio: 140/183;
}
.scrolly__sticky__inner {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
}
.scrolly__sticky__inner .feature__image {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
}
.scrolly__sticky__inner .feature__image > img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}
@media screen and (max-width: 767px) {
  .scrolly__sticky {
    display: none;
  }
}
.scrolly__contents {
  counter-reset: item;
}
.scrolly__contents .feature {
  counter-increment: item;
}
.scrolly__contents .feature:not(:last-child) {
  margin-bottom: 18.75rem;
}
@media screen and (max-width: 767px) {
  .scrolly__contents .feature:not(:last-child) {
    margin-bottom: 3.75rem;
  }
}
.scrolly__contents .feature__image {
  display: none;
}
@media screen and (max-width: 767px) {
  .scrolly__contents .feature__image {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    margin-bottom: 2.5rem;
    aspect-ratio: 335/240;
    width: 100%;
    height: auto;
  }
  .scrolly__contents .feature__image > img {
    width: 100%;
    height: 100%;
    -o-object-fit: cover;
       object-fit: cover;
  }
}
.scrolly__contents .feature__text::before {
  content: counter(item, decimal-leading-zero);
  font-family: "Philosopher", sans-serif;
  font-size: 1.5rem;
  color: #929292;
  line-height: 1.3;
  display: block;
  letter-spacing: 0.05em;
}
.scrolly__contents .feature__text .heading {
  font-size: 1.75rem;
}
@media (max-width: 767px) {
  .scrolly__contents .feature__text .heading {
    font-size: 1.25rem;
  }
}
.scrolly__contents .feature__text .heading {
  margin: 1.25rem 0;
}
@media screen and (max-width: 767px) {
  .scrolly__contents .feature__text .heading {
    margin: 0.625rem 0;
  }
}
.scrolly__contents .feature__text .block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 2.5rem;
}
.scrolly__contents .feature__text .block__list {
  padding: clamp(1.25rem, 0.6818181818rem + 2.4242424242vw, 2.5rem);
  border-top: 1px solid #ededeb;
  border-bottom: 1px solid #ededeb;
}
.scrolly__contents .feature__text .block__list .title {
  font-size: 1.125rem;
}
@media (max-width: 767px) {
  .scrolly__contents .feature__text .block__list .title {
    font-size: 1rem;
  }
}
.scrolly__contents .feature__text .block__list .title {
  margin-bottom: 1.25rem;
}
@media screen and (max-width: 767px) {
  .scrolly__contents .feature__text .block__list .title {
    margin-bottom: 0.625rem;
  }
}
@media screen and (max-width: 767px) {
  .scrolly__contents .feature__text .block {
    grid-template-columns: 100%;
  }
  .scrolly__contents .feature__text .block__list:last-child {
    border-top: none;
  }
}

.features {
  padding-top: 9.375rem;
  position: relative;
}
@media screen and (max-width: 767px) {
  .features {
    padding-top: 14rem;
  }
}
.features__inner {
  position: relative;
}
.features .bg {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  position: absolute;
  width: clamp(18.75rem, 13.3522727273rem + 23.0303030303vw, 30.625rem);
  height: clamp(16.4375rem, 11.6931818182rem + 20.2424242424vw, 26.875rem);
  right: 0;
  top: -3.125rem;
  gap: clamp(2.625rem, 1.8295454545rem + 3.3939393939vw, 4.375rem);
  padding-right: 1.25rem;
  margin-right: max(0px, (100% - 75.25rem) / 2 - 1.25rem);
}
@media screen and (max-width: 767px) {
  .features .bg {
    padding-right: 0;
    top: -6.25rem;
    left: 0;
    margin: 0 auto;
  }
}
.features .bg::before, .features .bg::after {
  content: "";
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  width: clamp(8rem, 5.6704545455rem + 9.9393939394vw, 13.125rem);
  height: auto;
  aspect-ratio: 21/34;
}
.features .bg::before {
  background-image: url("../img/stenless-knowledge/img_bg_01.jpg");
  -ms-flex-item-align: start;
      align-self: flex-start;
}
.features .bg::after {
  background-image: url("../img/stenless-knowledge/img_bg_02.jpg");
  -ms-flex-item-align: end;
      align-self: flex-end;
}

.history__intro {
  margin: 12.5rem 0 6.25rem;
  width: 100%;
  min-height: 31.25rem;
  padding: 1.25rem 0;
  background: url("../img/stenless-knowledge/bg_history.jpg") no-repeat center/cover;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
@media screen and (max-width: 767px) {
  .history__intro {
    margin: 3.75rem 0 2.5rem;
    min-height: 9.375rem;
  }
}
.history__intro .heading {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 0.625rem 0;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  z-index: 1;
  position: relative;
  color: #ffffff;
}
.history__intro .heading .en {
  font-family: "Philosopher", sans-serif;
  font-size: 5rem;
  line-height: 1;
}
.history__intro .heading .ja {
  font-size: 1.125rem;
}
@media screen and (max-width: 767px) {
  .history__intro .heading .en {
    font-size: 2.625rem;
  }
  .history__intro .heading .ja {
    font-size: 1rem;
  }
}
.history__contents__inner {
  max-width: 66.25rem;
  margin: 0 auto;
  padding: 0 1.25rem;
}
.history__contents__inner .period__block {
  position: relative;
  display: grid;
  grid-template-columns: auto auto;
  margin-bottom: 3.75rem;
}
.history__contents__inner .period__image {
  width: 15.625rem;
}
.history__contents__inner .period__timeline {
  display: -webkit-inline-box;
  display: -ms-inline-flexbox;
  display: inline-flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  margin-bottom: 1.25rem;
}
.history__contents__inner .period__timeline .year {
  font-family: "Cormorant Infant", serif;
  font-weight: 400;
  font-size: 5rem;
  line-height: 1;
}
.history__contents__inner .period__timeline .year .ja {
  font-size: 1.875rem;
  font-family: "Noto Serif JP", serif;
  font-weight: 500;
}
.history__contents__inner .period__timeline .era {
  font-size: 1.125rem;
  font-family: "Noto Serif JP", serif;
  font-weight: 500;
  text-align: center;
}
@media screen and (max-width: 767px) {
  .history__contents__inner .period__timeline .year {
    font-size: 2.375rem;
  }
  .history__contents__inner .period__timeline .year .ja {
    font-size: 1.25rem;
  }
  .history__contents__inner .period__timeline .era {
    font-size: 0.875rem;
    text-align: left;
  }
}
.history__contents__inner .period__text {
  padding: 2.8125rem 0 3.625rem 5.625rem;
  margin-left: 5.625rem;
  position: relative;
}
.history__contents__inner .period__text::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 1px;
  height: 100%;
  background-color: #929292;
}
.history__contents__inner .period__text .heading {
  font-size: 1.75rem;
}
@media (max-width: 767px) {
  .history__contents__inner .period__text .heading {
    font-size: 1.25rem;
  }
}
.history__contents__inner .period__text .heading {
  margin-bottom: 1.25rem;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.history__contents__inner .period__text .heading::before, .history__contents__inner .period__text .heading::after {
  content: "";
  background-color: #d80c24;
  display: block;
  position: absolute;
}
.history__contents__inner .period__text .heading::before {
  width: 0.625rem;
  height: 0.625rem;
  border-radius: 100%;
  left: -5px;
}
.history__contents__inner .period__text .heading::after {
  width: 3.125rem;
  height: 0.0625rem;
  left: 5px;
}
@media screen and (max-width: 767px) {
  .history__contents__inner .period__text .heading {
    margin-bottom: 0.625rem;
  }
}
.history__line__inner {
  max-width: 66.25rem;
  margin: 0 auto;
  padding: 0 1.25rem;
}
.history__line__inner .period:not(:last-child) {
  margin-bottom: 3.75rem;
}
@media screen and (max-width: 767px) {
  .history__line__inner .period:not(:last-child) {
    margin-bottom: 3.75rem;
  }
}
.history__line__inner .period .bg {
  position: absolute;
  left: 0;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  row-gap: 0.625rem;
  z-index: 1;
}
.history__line__inner .period .bg::before {
  font-family: "Philosopher", sans-serif;
  font-size: clamp(2.375rem, 0.6136363636rem + 7.5151515152vw, 6.25rem);
  color: #e0e0e0;
  -webkit-writing-mode: vertical-rl;
      -ms-writing-mode: tb-rl;
          writing-mode: vertical-rl;
  line-height: 1;
  text-wrap-mode: nowrap;
}
.history__line__inner .period .bg::after {
  font-size: clamp(0.875rem, 0.5909090909rem + 1.2121212121vw, 1.5rem);
  color: #e0e0e0;
  -webkit-writing-mode: vertical-rl;
      -ms-writing-mode: tb-rl;
          writing-mode: vertical-rl;
  letter-spacing: 1em;
}
@media screen and (max-width: 767px) {
  .history__line__inner .period {
    position: relative;
  }
  .history__line__inner .period .bg {
    left: -1.25rem;
    z-index: 0;
  }
  .history__line__inner .period .bg::after {
    letter-spacing: 0.5em;
  }
}
.history__line__inner .period#earlyDays .bg::before {
  content: "Early Days";
}
.history__line__inner .period#earlyDays .bg::after {
  content: "黎明期";
}
@media screen and (max-width: 767px) {
  .history__line__inner .period#earlyDays .bg {
    top: 25%;
  }
}
.history__line__inner .period#growthPhase .bg::before {
  content: "Growth Phase";
}
.history__line__inner .period#growthPhase .bg::after {
  content: "発展期";
}
@media screen and (max-width: 767px) {
  .history__line__inner .period#growthPhase .bg {
    top: 14%;
  }
}
.history__line__inner .period#contemporary .bg::before {
  content: "Contemporary";
}
.history__line__inner .period#contemporary .bg::after {
  content: "現代";
}
@media screen and (max-width: 767px) {
  .history__line__inner .period#contemporary .bg {
    top: 15%;
  }
}
.history__line__inner .period__block {
  position: relative;
  display: grid;
  grid-template-columns: 419fr 601fr;
}
.history__line__inner .period__block:not(:last-child) {
  margin-bottom: 3.75rem;
}
.history__line__inner .period__block__inner {
  grid-column: 2/3;
}
@media screen and (max-width: 767px) {
  .history__line__inner .period__block {
    grid-template-columns: 100%;
  }
  .history__line__inner .period__block:not(:last-child) {
    margin-bottom: 2.5rem;
  }
  .history__line__inner .period__block__inner {
    grid-column: 1/2;
  }
}
.history__line__inner .period__image {
  max-width: 25.625rem;
  width: 100%;
}
.history__line__inner .period__image.--pc {
  display: block;
  -ms-flex-item-align: end;
      align-self: flex-end;
}
@media screen and (max-width: 767px) {
  .history__line__inner .period__image.--pc {
    display: none;
  }
}
.history__line__inner .period__image.--sp {
  display: none;
}
@media screen and (max-width: 767px) {
  .history__line__inner .period__image.--sp {
    display: block;
    margin-top: 0.625rem;
  }
}
.history__line__inner .period__timeline {
  display: -webkit-inline-box;
  display: -ms-inline-flexbox;
  display: inline-flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  margin-bottom: 1.25rem;
}
@media screen and (max-width: 767px) {
  .history__line__inner .period__timeline {
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
  }
}
.history__line__inner .period__timeline .year {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: baseline;
      -ms-flex-align: baseline;
          align-items: baseline;
  -webkit-column-gap: 0.3125rem;
     -moz-column-gap: 0.3125rem;
          column-gap: 0.3125rem;
}
.history__line__inner .period__timeline .year .odometer {
  font-family: "Cormorant Infant", serif;
  font-weight: 400;
  font-size: 5rem;
  line-height: 1;
}
.history__line__inner .period__timeline .year .odometer .odometer-formatting-mark {
  display: none;
}
.history__line__inner .period__timeline .year .odometer .odometer-value {
  text-align: inherit !important;
}
.history__line__inner .period__timeline .year .ja {
  font-size: 1.875rem;
  font-family: "Noto Serif JP", serif;
  font-weight: 500;
}
.history__line__inner .period__timeline .current {
  font-size: 3.75rem;
  font-family: "Noto Serif JP", serif;
  font-weight: 500;
}
.history__line__inner .period__timeline .era {
  font-size: 1.125rem;
  font-family: "Noto Serif JP", serif;
  font-weight: 500;
  text-align: center;
}
@media screen and (max-width: 767px) {
  .history__line__inner .period__timeline .year .odometer {
    font-size: 2.375rem;
  }
  .history__line__inner .period__timeline .year .ja {
    font-size: 1.25rem;
  }
  .history__line__inner .period__timeline .era {
    font-size: 0.875rem;
    text-align: left;
  }
  .history__line__inner .period__timeline .current {
    font-size: 1.75rem;
  }
}
.history__line__inner .period__item {
  position: relative;
  padding: clamp(0.1875rem, -1.0056818182rem + 5.0909090909vw, 2.8125rem) 0 clamp(0rem, -1.6477272727rem + 7.0303030303vw, 3.625rem) clamp(2.6875rem, 1.3522727273rem + 5.696969697vw, 5.625rem);
  margin-left: clamp(1.25rem, -0.7386363636rem + 8.4848484848vw, 5.625rem);
}
.history__line__inner .period__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 1px;
  height: 100%;
  background-color: transparent;
}
.history__line__inner .period__item::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 1px;
  height: 100%;
  background: -webkit-gradient(linear, left top, left bottom, from(#929292), color-stop(#929292), color-stop(transparent), to(transparent));
  background: linear-gradient(to bottom, #929292 0%, #929292 var(--line-progress, 0%), transparent var(--line-progress, 0%), transparent 100%);
  z-index: 0;
}
.history__line__inner .period__text .heading {
  font-size: 1.75rem;
}
@media (max-width: 767px) {
  .history__line__inner .period__text .heading {
    font-size: 1.25rem;
  }
}
.history__line__inner .period__text .heading {
  margin-bottom: 1.25rem;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.history__line__inner .period__text .heading::before, .history__line__inner .period__text .heading::after {
  content: "";
  background-color: #d80c24;
  display: block;
  position: absolute;
  z-index: 1;
}
.history__line__inner .period__text .heading::before {
  width: 0.625rem;
  height: 0.625rem;
  border-radius: 100%;
  left: -5px;
}
.history__line__inner .period__text .heading::after {
  width: clamp(1.25rem, 0.3977272727rem + 3.6363636364vw, 3.125rem);
  height: 0.0625rem;
  left: 5px;
}
@media screen and (max-width: 767px) {
  .history__line__inner .period__text .heading {
    margin-bottom: 0.625rem;
  }
  .history__line__inner .period__text .heading::before {
    width: 0.375rem;
    height: 0.375rem;
    left: -3px;
  }
  .history__line__inner .period__text .heading::after {
    left: 3px;
  }
}/*# sourceMappingURL=stenless-knowledge.css.map */