@charset "UTF-8";
#osat {
  --svh: 100vh;
  --color-text: var(--color-black);
  --color-bg: var(--color-white);
  --color-black: #000;
  --color-white: #fff;
  --ease_out: cubic-bezier(0.5, 1, 0.89, 1);
  --ease_inout: cubic-bezier(0.65, 0, 0.35, 1);
  --ease_bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

.p-osat {
  width: 100%;
  display: block;
  position: relative;
  margin: 0 auto;
  background: var(--color-white);
  font-family: YuMincho, "Yu Mincho", 游明朝体, "ヒラギノ明朝 ProN", "Hiragino Mincho ProN", "ＭＳ Ｐ明朝", "MS PMincho", "ＭＳ 明朝", "MS Mincho", serif;
  background: url("../img/pc/common/bg_ptn.gif") repeat 0 0/40px auto;
}
.pc_mode .p-osat {
  min-width: 1200px;
}
.p-osat img {
  max-width: 100%;
}
.pc_mode .p-osat .is-sp {
  display: none !important;
}
.pc_mode .p-osat .is-sp-inline {
  display: none !important;
}
.pc_mode .p-osat .sp {
  display: none !important;
}
.pc_mode .p-osat .sp-inline {
  display: none !important;
}
.sp_mode .p-osat .is-pc {
  display: none !important;
}
.sp_mode .p-osat .is-pc-inline {
  display: none !important;
}
.sp_mode .p-osat .pc {
  display: none !important;
}
.sp_mode .p-osat .pc-inline {
  display: none !important;
}
@media screen and (orientation: landscape) {
  .p-osat .is-port {
    display: none !important;
  }
}
@media screen and (orientation: portrait) {
  .p-osat .is-land {
    display: none !important;
  }
}
.p-osat__content {
  width: 100%;
  display: block;
  position: relative;
  margin: 0 auto;
  overflow: hidden;
}

.p-osat_story {
  width: 100%;
  display: block;
  position: relative;
  margin: 0 auto;
  background: var(--color-black);
  padding: 90px 0 110px;
}
.sp_mode .p-osat_story {
  padding: 184px 0 133px;
}
.p-osat_story::before {
  content: "";
  width: 100%;
  height: 100%;
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  background: url("../img/pc/in_world/detail05/bg_story_pc.jpg") no-repeat center top/cover;
}
.sp_mode .p-osat_story::before {
  background: url("../img/pc/in_world/detail05/bg_story_sp.jpg") no-repeat center top/cover;
}
.p-osat_story__content {
  width: 95%;
  max-width: 960px;
  display: block;
  position: relative;
  margin: 0 auto;
}
.sp_mode .p-osat_story__content {
  max-width: 680px;
}
.p-osat_story__title {
  width: 299px;
  display: block;
  position: relative;
  margin: 0 0 48px;
}
.sp_mode .p-osat_story__title {
  width: 346px;
  margin-bottom: 64px;
}
.sp_mode .p-osat_story__title img {
  width: 100%;
}
.p-osat_story__lead {
  display: block;
  position: relative;
  color: var(--color-white);
  overflow: hidden;
}
.p-osat_story__lead-text {
  display: block;
  position: relative;
  font-size: 16px;
  line-height: 2.15;
  word-break: break-all;
}
.sp_mode .p-osat_story__lead-text {
  font-size: 26px;
  line-height: 2.02;
}
.p-osat_story__lead-text + .p-osat_story__lead-text {
  margin-top: 1.1em;
}
.p-osat_story__lead-text.--l {
  font-size: 1.75em;
  margin-bottom: 1.2em;
}
.sp_mode .p-osat_story__lead-text.--l {
  font-size: 2.2em;
  line-height: 1.8;
}
.p-osat_story__lead-bar {
  letter-spacing: -1px;
  margin-right: 0.2em;
}

.p-osat_chara {
  width: 100%;
  max-width: 2000px;
  display: block;
  position: relative;
  margin: 0 auto;
  padding: 90px 0;
}
.sp_mode .p-osat_chara {
  padding: 116px 0;
}
.p-osat_chara__title {
  width: 459px;
  display: block;
  position: relative;
  margin: 0 auto -4px;
}
.sp_mode .p-osat_chara__title {
  width: 548px;
  margin-bottom: 50px;
}
.sp_mode .p-osat_chara__title img {
  width: 100%;
}
.p-osat_chara__content {
  display: block;
  position: relative;
}

.p-osat_chara_content {
  width: 100%;
  display: block;
  position: relative;
  margin: 0 auto;
}
.sp_mode .p-osat_chara_content {
  padding: 54px 0;
}
.sp_mode .p-osat_chara_content + .p-osat_chara_content {
  margin-top: 40px;
}
.p-osat_chara_content__base {
  width: 100%;
  display: block;
  position: relative;
  margin: 0 auto;
}
.pc_mode .p-osat_chara_content__base {
  min-width: 2000px;
}
@media screen and (max-width: 2000px) {
  .pc_mode .p-osat_chara_content__base {
    left: 50%;
    transform: translate(-50%, 0);
  }
}
.p-osat_chara_content__inner {
  display: block;
  position: static;
}
.pc_mode .p-osat_chara_content__inner {
  width: 100%;
  max-width: 1125px;
  display: block;
  position: absolute;
  top: 155px;
  left: 50%;
  transform: translate(-50%, 0);
}
.sp_mode .p-osat_chara_content__inner {
  margin-top: 8px;
}
.p-osat_chara_content__cap {
  width: 520px;
  display: block;
  position: relative;
}
.pc_mode .p-osat_chara_content__cap {
  margin-bottom: 17px;
}
.p-osat_chara_content:nth-child(even) .pc_mode .p-osat_chara_content__cap {
  margin-left: auto;
}
.sp_mode .p-osat_chara_content__cap {
  width: 670px;
  position: absolute;
  top: 0;
  left: 50%;
  transform: translate(-50%, 0);
}
.p-osat_chara_content__title {
  width: 300px;
  max-width: -webkit-fit-content;
  max-width: -moz-fit-content;
  max-width: fit-content;
  display: block;
  position: relative;
  margin-left: 135px;
}
.p-osat_chara_content:nth-child(even) .pc_mode .p-osat_chara_content__title {
  margin-left: auto;
  margin-right: 135px;
}
.sp_mode .p-osat_chara_content__title {
  margin: 0 auto;
}
.sp_mode .p-osat_chara_content__title img {
  width: 100%;
}
.--ep1 .p-osat_chara_content__title {
  width: 300px;
}
.sp_mode .--ep1 .p-osat_chara_content__title {
  width: 410px;
}
.--ep1.--v2 .p-osat_chara_content__title {
  width: 300px;
}
.sp_mode .--ep1.--v2 .p-osat_chara_content__title {
  width: 410px;
}
.p-osat_chara_content__lead {
  display: block;
  position: relative;
  margin-left: 162px;
  margin-top: 24px;
}
.p-osat_chara_content:nth-child(even) .pc_mode .p-osat_chara_content__lead {
  margin-left: auto;
  margin-right: 162px;
  text-align: right;
}
.sp_mode .p-osat_chara_content__lead {
  width: 95%;
  margin: 16px auto 0;
  text-align: center;
}
.p-osat_chara_content__lead-text {
  display: block;
  position: relative;
  font-size: 18px;
  line-height: 1.7;
  letter-spacing: -1.8px;
  font-weight: 500;
}
.sp_mode .p-osat_chara_content__lead-text {
  font-size: 26px;
  line-height: 1.6;
}
.p-osat_chara_content__lead-text + .p-osat_chara_content__lead-text {
  margin-top: 1em;
}

.p-osat_nav {
  display: block;
  position: fixed;
  transform: translate(0, -50%);
  z-index: 10;
}
.pc_mode .p-osat_nav {
  left: 20px;
  top: 50%;
}
.sp_mode .p-osat_nav {
  width: 100%;
  position: absolute;
  top: 25px;
  left: 50%;
  transform: translate(-50%, 0);
}
.p-osat_nav__list {
  display: block;
  position: relative;
}
.sp_mode .p-osat_nav__list {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
}
.p-osat_nav__list-item {
  display: block;
  position: relative;
}
.pc_mode .p-osat_nav__list-item + .p-osat_nav__list-item {
  margin-top: 6px;
}
.p-osat_nav__btn {
  display: block;
  position: relative;
  font-size: 1.6rem;
  line-height: 1.3;
  letter-spacing: 0.15rem;
  color: var(--color-text);
  font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", "游ゴシック", YuGothic, "ヒラギノ角ゴ ProN W3", Hiragino Kaku Gothic ProN, Arial, "メイリオ", Meiryo, sans-serif;
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
  text-size-adjust: 100%;
  font-feature-settings: "palt";
  background-color: transparent;
  border: none;
  cursor: pointer;
  outline: none;
  padding: 0;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}
@media (hover: hover) and (pointer: fine) {
  .p-osat_nav__btn {
    transition: opacity 0.3s var(--ease_out);
  }
  .p-osat_nav__btn:hover {
    opacity: 0.8;
  }
}
.p-osat_nav__btn-img {
  display: block;
  position: relative;
  transition: opacity 0.3s var(--ease_out);
}
.p-osat_nav__btn-img.--wh {
  width: 100%;
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  opacity: 1;
}
.is-scroll .p-osat_nav__btn-img.--wh {
  opacity: 0;
}

.p-osat_back {
  width: 120px;
  position: fixed;
  bottom: 0;
  right: 0;
  z-index: 10;
}
.sp_mode .p-osat_back {
  width: 255px;
}
@media (hover: hover) and (pointer: fine) {
  .p-osat_back {
    transition: opacity 0.3s var(--ease_out);
  }
  .p-osat_back:hover {
    opacity: 0.8;
  }
}
.p-osat_back__text {
  display: block;
  position: relative;
  transition: opacity 0.3s var(--ease_out);
}
.p-osat_back__text.--wh {
  width: 100%;
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  opacity: 1;
}
.is-scroll .p-osat_back__text.--wh {
  opacity: 0;
}