#page.in.index {
  background-color: #f3edde;
}
#page.in.index .content-wrap {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
}
#page.in.index .clip-text {
  overflow: hidden;
  position: relative;
  opacity: 0;
  opacity: 0;
}
#page.in.index .clip-text.is-animated {
  opacity: 1;
  -webkit-animation: clip-text 0.8s cubic-bezier(0.77, 0, 0.175, 1) forwards;
          animation: clip-text 0.8s cubic-bezier(0.77, 0, 0.175, 1) forwards;
  will-change: clip-path;
}
#page.in.index .clip-text.is-animated:before {
  content: "";
  display: inline-block;
  background-color: #0a1b37;
  position: absolute;
  inset: 0;
  -webkit-animation: clip-text-reverse 0.8s cubic-bezier(0.77, 0, 0.175, 1) forwards;
          animation: clip-text-reverse 0.8s cubic-bezier(0.77, 0, 0.175, 1) forwards;
  -webkit-animation-delay: 0.8s;
          animation-delay: 0.8s;
  will-change: clip-path;
  z-index: -1;
  width: 110%;
}
@-webkit-keyframes clip-text {
  0% {
    clip-path: polygon(0 0, 0 0, 0 100%, 0 100%);
  }
  100% {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  }
}
@keyframes clip-text {
  0% {
    clip-path: polygon(0 0, 0 0, 0 100%, 0 100%);
  }
  100% {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  }
}
#page.in.index .fade-in {
  opacity: 0;
  -webkit-transition: opacity 1s ease-in-out;
  transition: opacity 1s ease-in-out;
}
#page.in.index .fade-in.is-visible {
  opacity: 1;
}
#page.in.index .page-content-text-wrap p {
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.06em;
  line-height: 1.8666666667;
  -webkit-font-feature-settings: "palt";
          font-feature-settings: "palt";
  font-family: "YakuHanJP", "Zen Kaku Gothic New", sans-serif;
}
#page.in.index .page-content-text-wrap p:not(:last-child) {
  margin-bottom: 30px;
}
#page.in.index .menu-content {
  width: calc(100% - 375px);
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
}
#page.in.index .menu-content #menu-content-list {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: reverse;
      -ms-flex-flow: row-reverse;
          flex-flow: row-reverse;
}
#page.in.index .menu-content #menu-content-list li {
  -webkit-writing-mode: vertical-rl;
      -ms-writing-mode: tb-rl;
          writing-mode: vertical-rl;
  font-size: 16px;
  letter-spacing: 0.24em;
  font-weight: 500;
  color: #0a1b37;
  font-family: "Zen Kaku Gothic New", sans-serif;
  -webkit-font-feature-settings: "palt";
          font-feature-settings: "palt";
}
#page.in.index .menu-content #menu-content-list li:not(:last-child) {
  margin-left: 45px;
}
#page.in.index .menu-content #menu-content-list li:first-child {
  margin-left: 75px;
}
#page.in.index .menu-content #menu-content-list .menu-content-list-title {
  font-weight: 700;
}
#page.in.index .menu-content #menu-content-list a .menu-list-bg-color {
  position: relative;
}
#page.in.index .menu-content #menu-content-list a .menu-list-bg-color:before {
  content: "";
  display: block;
  position: absolute;
  top: -6px;
  left: 0;
  margin: auto;
  width: 100%;
  height: calc(100% + 12px);
  z-index: -1;
  -webkit-transition: all 0.3s ease-in-out;
  transition: all 0.3s ease-in-out;
  opacity: 0;
}
#page.in.index .menu-content #menu-content-list a .safari.menu-list-bg-color:before {
  left: 7px;
}
#page.in.index .menu-content #menu-content-list a.active .menu-list-bg-color {
  color: #fff;
  position: relative;
  -webkit-transition: all 0.3s ease-in-out;
  transition: all 0.3s ease-in-out;
}
#page.in.index .menu-content #menu-content-list a.active .menu-list-bg-color:before {
  background-color: #0a1b37;
  -webkit-transition: all 0.3s ease-in-out;
  transition: all 0.3s ease-in-out;
  opacity: 1;
}
#page.in.index .menu-content #menu-content-list .text-space-min {
  margin-bottom: -2px;
}
@media (max-width: 700px) {
  #page.in.index .menu-content {
    display: none;
  }
}
#page.in.index .page-content {
  width: 100%;
  max-width: 375px;
  margin-left: auto;
  background-color: #fff;
}
#page.in.index .page-content #prologue {
  background-color: #0a1b37;
  padding: 16px 0;
  color: #f3edde;
}
#page.in.index .page-content #prologue .prologue-border-top {
  margin-bottom: 15px;
}
#page.in.index .page-content #prologue .prologue-kv-title {
  max-width: 270px;
  margin: 0 auto 15px auto;
  position: relative;
  right: 10px;
}
#page.in.index .page-content #prologue .prologue-content {
  padding: 45px 14px 30px 20px;
}
#page.in.index .page-content #prologue .prologue-content p {
  font-size: 15px;
  font-weight: 400;
  letter-spacing: 0.1em;
  line-height: 2.0666666667;
  -webkit-font-feature-settings: "palt";
          font-feature-settings: "palt";
}
#page.in.index .page-content #prologue .prologue-content p:not(:last-child) {
  margin-bottom: 30px;
}
#page.in.index .page-content #in-page-link {
  padding: 60px 25px 70px 25px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: reverse;
      -ms-flex-flow: row-reverse;
          flex-flow: row-reverse;
}
#page.in.index .page-content #in-page-link .in-page-link-item {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: start;
      -ms-flex-align: start;
          align-items: flex-start;
  -webkit-box-pack: start;
      -ms-flex-pack: start;
          justify-content: flex-start;
  -webkit-writing-mode: vertical-rl;
      -ms-writing-mode: tb-rl;
          writing-mode: vertical-rl;
  font-family: "Zen Kaku Gothic New", sans-serif;
  font-weight: 500;
  color: #0a1b37;
}
#page.in.index .page-content #in-page-link .in-page-link-item p {
  font-size: 29px;
  line-height: 1;
  margin-bottom: 30px;
  color: #0a1b37;
  letter-spacing: 0.25em;
  position: relative;
  left: 3px;
}
#page.in.index .page-content #in-page-link .in-page-link-item a {
  font-size: 29px;
  line-height: 0.8;
  color: #0a1b37;
  letter-spacing: 0.22em;
  -webkit-box-flex: 1;
      -ms-flex: 1 0 0px;
          flex: 1 0 0;
}
#page.in.index .page-content #in-page-link .in-page-link-item a span {
  font-size: 16px;
  font-weight: 400;
  position: relative;
  left: -10px;
  letter-spacing: 0.04em;
}
#page.in.index .page-content #first-link {
  background-image: url(../img/book-border03.png);
  background-size: contain;
  background-position: top;
  right: 0;
  background-repeat: no-repeat;
  padding: 170px 15px 145px 20px;
  font-family: "Zen Kaku Gothic New", sans-serif;
  color: #0a1b37;
}
#page.in.index .page-content #first-link h2 {
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 0.2em;
  margin-bottom: 55px;
}
#page.in.index .page-content #first-link h3 {
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 0.06em;
  margin-bottom: 35px;
  color: #fff;
  display: inline-block;
  padding: 2px 5px 4px 10px;
  position: relative;
  left: -10px;
}
#page.in.index .page-content #second-link {
  background-image: url(../img/book-border03.png);
  background-size: contain;
  background-position: top;
  background-repeat: no-repeat;
  padding: 170px 15px 145px 20px;
  font-family: "Zen Kaku Gothic New", sans-serif;
  color: #0a1b37;
}
#page.in.index .page-content #second-link h2 {
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 0.2em;
  margin-bottom: 55px;
}
#page.in.index .page-content #second-link .page-content-photo {
  width: 100%;
  max-width: 262px;
  margin: 0 auto 30px auto;
}
#page.in.index .page-content #third-link {
  background-image: url(../img/book-border03.png);
  background-size: contain;
  background-position: top;
  background-repeat: no-repeat;
  padding: 170px 15px 0 20px;
  font-family: "Zen Kaku Gothic New", sans-serif;
  color: #0a1b37;
}
#page.in.index .page-content #third-link h2 {
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 0.2em;
  margin-bottom: 55px;
}
#page.in.index .page-content #third-link h3 {
  font-size: 15px;
  font-weight: 500;
  margin-bottom: 35px;
  color: #fff;
  display: inline-block;
  padding: 2px 7px 4px 8px;
  letter-spacing: -0.02em;
  position: relative;
  left: -8px;
  font-family: "YakuHanJP", "Zen Kaku Gothic New", sans-serif;
}
#page.in.index .page-content #third-link .parentheses {
  background-image: url(../img/parentheses.png);
  background-size: contain;
  background-position: left center;
  background-repeat: no-repeat;
  padding: 25px 0 25px 30px;
  position: relative;
  left: -8px;
  margin-bottom: 30px;
}
#page.in.index .page-content #third-link .parentheses li {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.03em;
  -webkit-font-feature-settings: "palt";
          font-feature-settings: "palt";
  font-family: "YakuHanJP", "Zen Kaku Gothic New", sans-serif;
}
#page.in.index .page-content #third-link .parentheses li:not(:last-child) {
  margin-bottom: 12px;
}
#page.in.index .page-content .specialized-area {
  padding: 65px 0 70px 0;
  color: #0a1b37;
}
#page.in.index .page-content .specialized-area h4 {
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.2em;
  margin-bottom: 30px;
  padding: 0 20px;
}
#page.in.index .page-content .specialized-area .specialized-area-content p {
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.05em;
  position: relative;
  padding: 0 0 0 20px;
  color: #0a1b37;
}
#page.in.index .page-content .specialized-area .specialized-area-content p:before {
  content: "";
  display: block;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  margin: auto;
  width: 4px;
  height: 1px;
  background-color: #0a1b37;
}
#page.in.index .page-content .specialized-area .specialized-area-content p:not(:last-child) {
  margin-bottom: 15px;
}
#page.in.index .page-content .footer {
  padding: 138px 0 22px 0;
  background-image: url(../img/footer-bg.png);
  background-size: cover;
  background-position: top;
  background-repeat: no-repeat;
  font-family: "Noto Sans JP", sans-serif;
}
#page.in.index .page-content .footer .footer-content {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-flow: column;
          flex-flow: column;
  margin-bottom: 80px;
}
#page.in.index .page-content .footer .footer-content .access {
  font-size: 14px;
  text-align: center;
  font-weight: 500;
  line-height: 1.714;
  letter-spacing: 0.15em;
  margin-bottom: 25px;
  color: #0a1b37;
}
#page.in.index .page-content .footer .footer-content h2 {
  font-size: 19px;
  font-weight: 500;
  letter-spacing: 0.15em;
  margin-bottom: 20px;
  text-align: center;
  color: #0a1b37;
}
#page.in.index .page-content .footer .footer-content a {
  font-size: 19px;
  font-weight: 500;
  letter-spacing: 0.15em;
  margin: 0 auto;
  color: #0a1b37;
}
#page.in.index .page-content .footer .footer-content a:first-of-type {
  margin-bottom: 20px;
}
#page.in.index .page-content .footer .footer-content .mail-flex {
  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;
  margin-bottom: 35px;
}
#page.in.index .page-content .footer .footer-content .mail {
  font-size: 16px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: 0.15em;
}
#page.in.index .page-content .footer .footer-content .mail-img {
  width: 100%;
  max-width: 320px;
}
#page.in.index .page-content .footer .footer-content .footer-info-flex {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  gap: 20px;
  margin-bottom: 13px;
}
#page.in.index .page-content .footer .footer-content .footer-info-ttl {
  width: 100%;
  max-width: 50px;
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  text-align: center;
  letter-spacing: 0.15em;
}
#page.in.index .page-content .footer .footer-content .footer-info-content {
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: 0.15em;
  width: 100%;
  max-width: 120px;
}
#page.in.index .page-content .footer .footer-copyright {
  text-align: center;
}
@media (max-width: 700px) {
  #page.in.index .page-content {
    margin: 0 auto;
  }
}
@media (max-width: 450px) {
  #page.in.index .page-content {
    width: 100%;
    max-width: 100%;
  }
  #page.in.index .page-content .footer {
    background-size: 100% 100%;
  }
}