@charset "UTF-8";
@import url("https://fonts.googleapis.com/css2?family=Bodoni+Moda:ital,opsz,wght@0,6..96,400..900;1,6..96,400..900&family=Libre+Baskerville:ital,wght@0,400..700;1,400..700&family=Noto+Sans+JP:wght@100..900&family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap");
@import url("https://fonts.googleapis.com/icon?family=Material+Icons");
:root {
  --sp5: clamp(4px, 3.545px + 0.121vw, 5px);
  --sp10: clamp(8px, 7.091px + 0.242vw, 10px);
  --sp15: clamp(12px, 10.636px + 0.364vw, 15px);
  --sp20: clamp(16px, 14.182px + 0.485vw, 20px);
  --sp25: clamp(20px, 17.727px + 0.606vw, 25px);
  --sp30: clamp(24px, 21.273px + 0.727vw, 30px);
  --sp35: clamp(28px, 24.818px + 0.848vw, 35px);
  --sp40: clamp(28px, 24.818px + 0.848vw, 35px);
  --sp45: clamp(36px, 31.909px + 1.091vw, 45px);
  --sp50: clamp(40px, 35.455px + 1.212vw, 50px);
  --sp60: clamp(48px, 42.545px + 1.455vw, 60px);
  --sp70: clamp(56px, 49.636px + 1.697vw, 70px);
  --sp80: clamp(64px, 56.727px + 1.939vw, 80px);
  --sp90: clamp(72px, 63.818px + 2.182vw, 90px);
  --sp100: clamp(80px, 70.909px + 2.424vw, 100px);
  --sp110: clamp(88px, 78px + 2.667vw, 110px);
  --sp120: clamp(96px, 85.091px + 2.909vw, 120px);
  --sp130: clamp(104px, 92.182px + 3.152vw, 130px);
  --sp140: clamp(112px, 99.273px + 3.394vw, 140px);
  --sp150: clamp(120px, 106.364px + 3.636vw, 150px);
  --sp160: clamp(128px, 113.455px + 3.879vw, 160px);
  --sp170: clamp(136px, 120.545px + 4.121vw, 170px);
  --sp180: clamp(144px, 127.636px + 4.364vw, 180px);
  --sp190: clamp(152px, 134.727px + 4.606vw, 190px);
  --sp200: clamp(160px, 141.818px + 4.848vw, 200px);
  --sp250: clamp(200px, 177.273px + 6.061vw, 250px);
  --sp300: clamp(240px, 212.727px + 7.273vw, 300px);
  --sp350: clamp(280px, 248.182px + 8.485vw, 350px);
  --sp400: clamp(320px, 283.636px + 9.697vw, 400px);
  --sp450: clamp(360px, 341.818px + 4.848vw, 400px);
  --sp500: clamp(400px, 354.545px + 12.121vw, 500px);
  --fz10: calc(10 / 16 * 1rem);
  --fz11: calc(11 / 16 * 1rem);
  --fz12: calc(12 / 16 * 1rem);
  --fz13: calc(13 / 16 * 1rem);
  --fz14: calc(14 / 16 * 1rem);
  --fz15: calc(15 / 16 * 1rem);
  --fz16: calc(16 / 16 * 1rem);
  --fz17: calc(17 / 16 * 1rem);
  --fz18: calc(18 / 16 * 1rem);
  --fz19: calc(19 / 16 * 1rem);
  --fz20: calc(20 / 16 * 1rem);
  --fz21: calc(21 / 16 * 1rem);
  --fz22: calc(22 / 16 * 1rem);
  --fz23: calc(23 / 16 * 1rem);
  --fz24: calc(24 / 16 * 1rem);
  --fz25: calc(25 / 16 * 1rem);
  --fz26: calc(26 / 16 * 1rem);
  --fz27: calc(27 / 16 * 1rem);
  --fz28: calc(28 / 16 * 1rem);
  --fz29: calc(29 / 16 * 1rem);
  --fz30: calc(30 / 16 * 1rem);
  --fz31: calc(31 / 16 * 1rem);
  --fz32: calc(32 / 16 * 1rem);
  --fz33: calc(33 / 16 * 1rem);
  --fz34: calc(34 / 16 * 1rem);
  --fz35: calc(35 / 16 * 1rem);
  --fz36: calc(36 / 16 * 1rem);
  --fz37: calc(37 / 16 * 1rem);
  --fz38: calc(38 / 16 * 1rem);
  --fz39: calc(39 / 16 * 1rem);
  --fz40: calc(40 / 16 * 1rem);
  --fz41: calc(41 / 16 * 1rem);
  --fz42: calc(42 / 16 * 1rem);
  --fz43: calc(43 / 16 * 1rem);
  --fz44: calc(44 / 16 * 1rem);
  --fz45: calc(45 / 16 * 1rem);
  --fz46: calc(46 / 16 * 1rem);
  --fz47: calc(47 / 16 * 1rem);
  --fz48: calc(48 / 16 * 1rem);
  --fz49: calc(49 / 16 * 1rem);
  --fz50: calc(50 / 16 * 1rem);
  --fzv10: clamp(0.563rem, 0.534rem + 0.12vw, 0.625rem);
  --fzv11: clamp(0.619rem, 0.588rem + 0.13vw, 0.688rem);
  --fzv12: clamp(0.675rem, 0.641rem + 0.15vw, 0.75rem);
  --fzv13: clamp(0.731rem, 0.694rem + 0.16vw, 0.813rem);
  --fzv14: clamp(0.787rem, 0.748rem + 0.17vw, 0.875rem);
  --fzv15: clamp(0.85rem, 0.81rem + 0.17vw, 0.938rem);
  --fzv16: clamp(0.9rem, 0.855rem + 0.19vw, 1rem);
  --fzv17: clamp(0.956rem, 0.908rem + 0.21vw, 1.063rem);
  --fzv18: clamp(1.012rem, 0.961rem + 0.22vw, 1.125rem);
  --fzv19: clamp(1.069rem, 1.015rem + 0.23vw, 1.188rem);
  --fzv20: clamp(1.125rem, 1.068rem + 0.24vw, 1.25rem);
  --fzv21: clamp(1.181rem, 1.122rem + 0.25vw, 1.313rem);
  --fzv22: clamp(1.238rem, 1.175rem + 0.27vw, 1.375rem);
  --fzv23: clamp(1.294rem, 1.228rem + 0.28vw, 1.438rem);
  --fzv24: clamp(1.35rem, 1.282rem + 0.29vw, 1.5rem);
  --fzv25: clamp(1.406rem, 1.335rem + 0.3vw, 1.563rem);
  --fzv26: clamp(1.462rem, 1.389rem + 0.32vw, 1.625rem);
  --fzv27: clamp(1.519rem, 1.442rem + 0.33vw, 1.688rem);
  --fzv28: clamp(1.575rem, 1.495rem + 0.34vw, 1.75rem);
  --fzv29: clamp(1.631rem, 1.549rem + 0.35vw, 1.813rem);
  --fzv30: clamp(1.688rem, 1.602rem + 0.36vw, 1.875rem);
  --fzv31: clamp(1.744rem, 1.656rem + 0.38vw, 1.938rem);
  --fzv32: clamp(1.8rem, 1.709rem + 0.39vw, 2rem);
  --fzv33: clamp(1.856rem, 1.762rem + 0.4vw, 2.063rem);
  --fzv34: clamp(1.913rem, 1.816rem + 0.41vw, 2.125rem);
  --fzv35: clamp(1.969rem, 1.869rem + 0.42vw, 2.188rem);
  --fzv36: clamp(2.025rem, 1.923rem + 0.44vw, 2.25rem);
  --fzv37: clamp(2.081rem, 1.976rem + 0.45vw, 2.313rem);
  --fzv38: clamp(2.138rem, 2.03rem + 0.46vw, 2.375rem);
  --fzv39: clamp(2.194rem, 2.083rem + 0.47vw, 2.438rem);
  --fzv40: clamp(2.25rem, 2.136rem + 0.48vw, 2.5rem);
  --fzv41: clamp(2.306rem, 2.19rem + 0.5vw, 2.563rem);
  --fzv42: clamp(2.362rem, 2.243rem + 0.51vw, 2.625rem);
  --fzv43: clamp(2.419rem, 2.297rem + 0.52vw, 2.688rem);
  --fzv44: clamp(2.475rem, 2.35rem + 0.53vw, 2.75rem);
  --fzv45: clamp(2.531rem, 2.403rem + 0.55vw, 2.813rem);
  --fzv46: clamp(2.587rem, 2.457rem + 0.56vw, 2.875rem);
  --fzv47: clamp(2.644rem, 2.51rem + 0.57vw, 2.938rem);
  --fzv48: clamp(2.7rem, 2.564rem + 0.58vw, 3rem);
  --fzv49: clamp(2.756rem, 2.617rem + 0.59vw, 3.063rem);
  --fzv50: clamp(2.813rem, 2.67rem + 0.61vw, 3.125rem);
  --fzv51: clamp(2.869rem, 2.724rem + 0.62vw, 3.188rem);
  --fzv52: clamp(2.925rem, 2.777rem + 0.63vw, 3.25rem);
  --fzv53: clamp(2.981rem, 2.831rem + 0.64vw, 3.313rem);
  --fzv54: clamp(3.038rem, 2.884rem + 0.65vw, 3.375rem);
  --fzv55: clamp(3.094rem, 2.938rem + 0.67vw, 3.438rem);
  --fzv56: clamp(3.15rem, 2.991rem + 0.68vw, 3.5rem);
  --fzv57: clamp(3.206rem, 3.044rem + 0.69vw, 3.563rem);
  --fzv58: clamp(3.263rem, 3.098rem + 0.7vw, 3.625rem);
  --fzv59: clamp(3.319rem, 3.151rem + 0.72vw, 3.688rem);
  --fzv60: clamp(3.375rem, 3.205rem + 0.73vw, 3.75rem);
  --fzv65: clamp(3.656rem, 3.472rem + 0.79vw, 4.063rem);
  --fzv70: clamp(3.938rem, 3.739rem + 0.85vw, 4.375rem);
  --cl-black: #151515;
  --cl-black-rgb: 21, 21, 21;
  --cl-white: #ffffff;
  --cl-white-rgb: 255, 255, 255;
  --cl-red: #e40000;
  --meisei-blue1: #033492;
  --meisei-blue1-rgb: 3, 52, 146;
  --swiper-navigation-size: 25px;
  --swiper-navigation-size-768: 40px;
  --swiper-theme-color: #033492;
  --swiper-wrapper-transition-timing-function: cubic-bezier(0.2, 0, 0.1, 1);
}

html,
body {
  margin: 0;
  padding: 0;
}

html {
  height: 100%;
  width: 100%;
  scroll-behavior: auto;
  -webkit-overflow-scrolling: touch;
  text-size-adjust: 100%;
}

body {
  position: relative;
  min-height: 100svh;
  width: 100%;
  font-family: "Noto Sans JP", -apple-system, "BlinkMacSystemFont", HiraginoSans, "Hiragino Sans", "NotoSansJP", "Noto Sans CJK JP", NotoSansCJKjp-Light, "Noto Sans CJK JP Light", "游ゴシック", "Yu Gothic", "Meiryo", monospace, sans-serif;
  font-size: var(--fzv16);
  letter-spacing: 0.05em;
  line-height: 1.8;
  word-wrap: break-word;
  color: var(--cl-black);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-feature-settings: "palt";
  font-feature-settings: "palt";
  background-color: #020d24;
}
body.open {
  height: 100vh;
  overflow-y: hidden;
}

.material-symbols-outlined {
  font-variation-settings: "FILL" 0, "wght" 400, "GRAD" 0, "opsz" 24;
}

img {
  display: inline-block;
  vertical-align: middle;
  width: 100%;
  height: auto;
}

svg {
  width: 100%;
  height: auto;
  line-height: 1;
  fill: currentColor;
}
svg use {
  width: 100%;
  height: 100%;
}

p,
h1,
h2,
h3,
h4,
h5,
h6,
figure {
  margin: 0;
  padding: 0;
}

article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
  display: block;
}

a {
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  cursor: pointer;
  color: var(--cl-black);
}
a[target=_blank]::after {
  content: "";
  display: inline-block;
  width: 0.6em;
  height: 0.6em;
  margin-left: 0.3em;
  background: url('data:image/svg+xml;utf8,<svg viewBox="0 0 18 18" xmlns="http://www.w3.org/2000/svg"><path fill="%23222222" d="m15 16h-12c-.6 0-1-.4-1-1v-12c0-.6.4-1 1-1h5c.6 0 .7-.4.7-1s-.1-1-.7-1h-6c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2v-6c0-.6-.4-.7-1-.7s-1 .2-1 .7v5c0 .6-.4 1-1 1zm-3.7-15c0 .6.2 1 .7 1h2.6l-5.8 5.8c-.4.4-.4 1 0 1.4s1 .4 1.4 0l5.8-5.8v2.6c0 .6.4.7 1 .7s1-.2 1-.7v-6h-6c-.6 0-.7.4-.7 1z"/></svg>') no-repeat center center/contain;
}
a.hov {
  display: block;
  opacity: 1;
  transition: opacity 0.3s cubic-bezier(0.2, 0, 0.1, 1);
}
a.hov:hover {
  opacity: 0.7;
}

ul,
ol,
li {
  list-style: none;
  margin: 0;
  padding: 0;
}

table {
  border-style: none;
}
table tr th,
table tr td {
  border-style: none;
}

figure figcaption {
  margin-top: 0.75em;
  font-size: var(--fz14);
  line-height: 1.3;
}
figure figcaption > span {
  display: block;
  margin-top: 0.5em;
}
figure figcaption > span > span {
  font-weight: 500;
}
figure figcaption > span + span {
  margin-top: 0.25em;
}
figure figcaption a {
  display: block;
  margin-top: 0.5em;
}

.w700px-max {
  margin-inline: auto;
  max-width: 700px;
}

.w70p {
  margin-inline: auto;
  width: 70%;
}

.w80p {
  margin-inline: auto;
  width: 80%;
}

.w90p {
  margin-inline: auto;
  width: 90%;
}

*:focus {
  outline: none;
}

[class*=line-break] {
  display: inline-block;
}

.notes {
  font-size: var(--fzv14);
}

.indent1em {
  padding-left: 1em;
  text-indent: -1em;
}

#topcontrol {
  z-index: 100;
  position: fixed;
  bottom: 3%;
  right: 3%;
  width: 60px;
  height: 60px;
  opacity: 0;
  transition: opacity 0.2s ease-out;
}
#topcontrol a {
  position: relative;
  display: block;
  border-radius: 10px;
  height: 100%;
  width: 100%;
  font-size: 0;
  text-decoration: none;
  background-color: rgba(0, 0, 0, 0.3);
  transition: background-color 0.3s ease-out;
  touch-action: manipulation;
  user-select: none;
}
#topcontrol a::after {
  display: block;
  content: "";
  position: absolute;
  margin: 40% auto auto auto;
  inset: 0;
  width: 30%;
  height: 30%;
  border-radius: 3px;
  border-top: 4px solid white;
  border-left: 4px solid white;
  transform: rotate(45deg);
}
#topcontrol a:hover {
  background-color: rgba(0, 0, 0, 0.6);
}
#topcontrol.view {
  opacity: 1;
}
#topcontrol.view a {
  pointer-events: all;
}

.scroll-hint-icon {
  transform: translateY(-50%);
  inset: min(50%, 20svh) 0 0;
  margin: 0 auto;
  width: fit-content;
  height: fit-content;
  padding: 15px 20px;
  background-color: rgba(0, 0, 0, 0.9);
  line-height: 1;
}
.scroll-hint-icon .scroll-hint-text {
  margin: 0;
  font-size: var(--fz14);
}
.scroll-hint-icon::before {
  width: 30px;
  height: 30px;
}
.scroll-hint-icon::before, .scroll-hint-icon::after {
  display: none;
}

.scroll-hint-shadow-wrap::before {
  left: -1px;
  width: 60px;
  background: linear-gradient(90deg, white 0%, rgba(255, 255, 255, 0));
}
.scroll-hint-shadow-wrap::after {
  right: -1px;
  width: 60px;
  background: linear-gradient(270deg, white 0%, rgba(255, 255, 255, 0));
}

.timeline_title {
  margin-top: 2em !important;
  font-size: clamp(25px, 6.5vw, 50px);
  font-family: "Bodoni Moda", serif;
  font-family: "Libre Baskerville", serif;
  font-weight: 400;
  font-style: italic;
}

.timeline_wrap {
  /*高さを制限しているボックスの要素*/
  position: relative;
  height: 700px;
  margin: 0 auto;
  overflow: hidden;
  transition: all 0.6s cubic-bezier(0.9, 0, 0.7, 1);
  box-sizing: border-box;
}
.timeline_wrap .timeline_mask {
  height: 100%;
  mask-image: linear-gradient(black 70%, transparent 90%);
}
.timeline_wrap .timeline_year {
  margin-block: var(--sp50) 0;
  font-size: var(--fz28);
  font-weight: bold;
  line-height: 1;
}
.timeline_wrap {
  /*グラデーションで隠す擬似要素*/
}
.timeline_wrap.active {
  padding-bottom: var(--sp80);
}
.timeline_wrap.active .timeline_mask {
  mask-image: none;
}
.timeline_wrap {
  /*クラス付与時のスタイル*/
}
.timeline_wrap.active::before {
  opacity: 0;
  visibility: hidden;
}
.timeline_wrap .toggle-btn {
  z-index: 2;
  position: absolute;
  inset: auto 0 0;
  margin: auto;
  padding-block: 0.75em 0.95em;
  border: solid 1px var(--cl-black);
  border-radius: calc(infinity * 1px);
  width: 12em;
  font-size: var(--fz18);
  cursor: pointer;
  line-height: 1;
  color: var(--cl-white);
  background-color: var(--cl-black);
  transition: all 0.3s ease-in-out;
}
.timeline_wrap .toggle-btn::after {
  display: block;
  position: absolute;
  inset: 0 1em 0 auto;
  margin: auto;
  width: fit-content;
  height: fit-content;
  font-family: "Material Icons";
  content: "\e5db";
}
.timeline_wrap .toggle-btn:hover {
  color: var(--cl-black);
  background-color: var(--cl-white);
}
.timeline_wrap.active .toggle-btn::after {
  content: "\e5d8";
}

.timeline {
  margin: var(--sp15) auto 0;
  padding-bottom: var(--sp20);
  width: 100%;
  overflow-x: scroll;
  -webkit-overflow-scrolling: touch;
}
.timeline caption {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  border: 0;
}
.timeline table {
  margin: 0 auto;
  width: max(100%, 600px);
  background-color: rgba(var(--cl-white-rgb), 0.5);
  backdrop-filter: blur(8px);
}
.timeline table tr th,
.timeline table tr td {
  padding: var(--sp10) 0.75em;
  padding-right: 0;
  border-block-end: solid 1px var(--cl-black);
  line-height: 1.4;
}
.timeline table tr th {
  line-height: 1;
  text-align: left;
  color: var(--cl-white);
  background-color: var(--cl-black);
}
.timeline table tr th:not(:first-of-type) {
  border-inline-start: solid 1px rgba(255, 255, 255, 0.5);
}
.timeline table tr th[scope=row] {
  font-weight: bold;
  color: var(--cl-black);
  background-color: rgba(var(--meisei-blue1-rgb), 0.1);
}
.timeline.radiosonde table tr th {
  width: auto;
}
.timeline.radiosonde table tr th:nth-of-type(1) {
  width: 12%;
  min-width: 6em;
}
.timeline.radiosonde table tr th:nth-of-type(3), .timeline.radiosonde table tr th:nth-of-type(4), .timeline.radiosonde table tr th:nth-of-type(5) {
  width: 12%;
  min-width: 6em;
}
.timeline.radiosonde table tr th:nth-of-type(4) {
  width: 14%;
  min-width: 7em;
}
.timeline.space table tr th {
  width: auto;
}
.timeline.space table tr th:nth-of-type(1) {
  width: 12%;
  min-width: 6.5em;
}
.timeline.space table tr th:nth-of-type(3) {
  width: 22%;
  min-width: 8em;
}
.timeline.space table tr th:nth-of-type(4) {
  width: 32%;
  min-width: 12em;
}
.timeline.space table tr td img {
  margin-bottom: 0.25em;
}

.container_wrap {
  position: relative;
  overflow-x: clip;
  width: 100%;
}

ul#g-menu {
  list-style-type: none;
  margin: 0;
  padding: 0;
  width: min(100%, 280px);
}
ul#g-menu li:not([class]) {
  font-size: var(--fzv18);
  line-height: 1.1;
}
ul#g-menu li:not([class]) a {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 1em;
  padding: 0.75em 0;
  border-bottom: 1px solid #ccc;
  font-weight: 500;
  text-decoration: none;
  color: var(--cl-black);
}
ul#g-menu li:not([class]) a::after {
  font-family: "Material Icons";
  content: "\e315";
  transform: translate3d(-50%, 0, 0);
  transition: all 0.2s cubic-bezier(0.2, 0, 0.1, 1);
}
ul#g-menu li:not([class]) a:hover::after {
  transform: translate3d(0, 0, 0);
}
ul#g-menu li:not([class]):not(:has(a)) {
  margin-top: 2em;
  padding: var(--sp10);
  line-height: 1;
  font-weight: 700;
  color: var(--cl-white);
  background-color: var(--cl-black);
}
ul#g-menu li.logo_meisei {
  background-color: transparent;
  padding-bottom: var(--sp15);
}
ul#g-menu li.logo_meisei a {
  display: block;
  width: min(150px, 60%);
}

/* メニューボタン ---------------------------------------------- */
/* - ボタン本体 */
.g-menu-button {
  z-index: 100;
  touch-action: manipulation;
  position: relative;
  padding: 0;
  border-style: none;
  background-color: transparent;
  aspect-ratio: 1/1;
  line-height: 1;
  cursor: pointer;
}
.g-menu-button span {
  font-size: 30px;
  transition: all 0.2s cubic-bezier(0.2, 0, 0.1, 1);
  color: var(--meisei-blue1);
}
.g-menu-button:hover span {
  transform: rotate(-90deg);
}

/* ※ここから本題 - Micromodal.jsを使ったスライドメニュー
--------------------------------------------------------------- */
/* - モーダルオーバーレイ用のアニメーション */
@keyframes mm_fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
@keyframes mm_fadeOut {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}
/* - モーダルスライドイン用のアニメーション */
@keyframes mm_slideIn-right {
  from {
    transform: translateX(100%);
  }
  to {
    transform: translateX(0);
  }
}
@keyframes mm_slideOut-right {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(100%);
  }
}
.mm-modal-menu-wrapper[aria-hidden=false] .mm-modal-menu-overlay {
  animation: mm_fadeIn 0.3s cubic-bezier(0, 0, 0.2, 1) forwards;
}

.mm-modal-menu-wrapper[aria-hidden=false] .mm-modal-menu-container {
  animation: mm_slideIn-right 0.3s cubic-bezier(0, 0, 0.2, 1) forwards;
}

.mm-modal-menu-wrapper[aria-hidden=true] .mm-modal-menu-overlay {
  animation: mm_fadeOut 0.3s cubic-bezier(0.4, 0, 1, 1) forwards;
}

.mm-modal-menu-wrapper[aria-hidden=true] .mm-modal-menu-container {
  animation: mm_slideOut-right 0.3s cubic-bezier(0.4, 0, 1, 1) forwards;
}

/* - モーダル全体ラッパー - 初期値 / 表示時 */
.mm-modal-menu-wrapper {
  z-index: 100;
  position: relative;
  display: none;
}
.mm-modal-menu-wrapper.is-open {
  display: block;
}

/* - モーダルオーバーレイ */
.mm-modal-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  overscroll-behavior: contain;
  overflow-y: scroll;
  scrollbar-width: none;
}
.mm-modal-menu-overlay::-webkit-scrollbar {
  display: none;
}

/* - モーダル - 表示するコンテナ部分 */
.mm-modal-menu-container {
  position: relative;
  width: max(40%, 300px);
  height: calc(100% + 1px);
  /* ※overscroll-behavior用にあえて超過させる */
  margin-left: auto;
}

/* - メニュー - スクリーンリーダー専用タイトル ※非表示 */
#modal-menu-title {
  position: absolute;
  clip: rect(0 0 0 0);
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  white-space: nowrap;
}

/* - メニュー - ナビゲーション */
#g-nav {
  width: 100%;
  height: 100%;
  background: #fff;
  z-index: 3;
}
#g-nav .g-menu-button {
  position: absolute;
  top: 20px;
  right: var(--sp10);
  width: 70px;
  aspect-ratio: 1/1;
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.2, 0, 0.1, 1) 1s;
}
.is-open #g-nav .g-menu-button {
  opacity: 1;
}

/* - メニュー - 親コンテナ */
#g-nav-inner {
  display: grid;
  align-items: center;
  height: 100%;
  margin-right: 40px;
  padding: var(--sp60) var(--sp40);
  overflow-y: auto;
  scrollbar-width: none;
}
#g-nav-inner::-webkit-scrollbar {
  display: none;
}

.test-container {
  display: grid;
  align-items: center;
  justify-content: center;
  font-size: max(3vw, 20px);
  color: rgba(var(--meisei-blue1-rgb), 0.5);
  font-weight: bold;
  margin: 5vh auto 0;
  width: 95%;
  height: 100vh;
  background-color: rgba(var(--meisei-blue1-rgb), 0.05);
}

header {
  z-index: 10;
  position: fixed;
  inset: 20px 0 auto 0;
  display: block;
  margin: 0 auto;
  width: 94%;
  height: 60px;
  transition: all 0.3s ease-in-out;
}
header a[target=_blank]::after {
  content: none;
}
header::after {
  z-index: 0;
  content: "";
  display: block;
  position: absolute;
  inset: 0;
  border-radius: calc(infinity * 1px);
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
  filter: drop-shadow(0px 0px 1px rgba(0, 0, 0, 0.2));
}
header h1 {
  z-index: 15;
  display: grid;
  grid-template-columns: max-content auto;
  align-items: center;
  position: absolute;
  inset: 0 100px 0 35px;
  margin: auto 0;
  height: fit-content;
  line-height: 1;
  opacity: 0;
  transition: all 0.3s ease-in-out;
  font-family: "Poppins", serif;
  font-size: var(--fzv18);
  font-weight: 400;
  letter-spacing: 0;
}
header h1 > span {
  position: relative;
  display: block;
}
header h1 > span:first-of-type {
  font-size: var(--fzv30);
  font-weight: 700;
  color: var(--meisei-blue1);
}
header h1 > span:last-of-type {
  display: none;
  margin-left: 1em;
  padding-left: 1em;
  line-height: 1.2;
  border-left: solid 1px black;
}
header h1 > span > span {
  display: inline-block;
}
header h1 a {
  text-decoration: none;
  color: currentColor;
}
header .logo {
  z-index: 1;
  display: none;
  position: absolute;
  inset: 0 35px 0 auto;
  margin: auto 0;
  width: 130px;
  height: fit-content;
}
header .logo a {
  display: block;
}
header .g-menu-button {
  z-index: 1;
  position: absolute;
  inset: 0 15px 0 auto;
  margin: auto 0;
}
header .g-menu-button:hover span {
  transform: rotate(180deg);
}
.loaded header h1 {
  animation: anim_fadeIn 1s ease-in-out forwards;
}

header.is_open::after {
  z-index: 11;
  background-color: #f1f1f1;
}
@media print, screen and (min-width: 768px) {
  header {
    height: 65px;
  }
  header h1 > span:last-of-type {
    display: block;
  }
}
@media print, screen and (min-width: 1100px) {
  header {
    height: 70px;
  }
  header .g-menu-button {
    display: none;
  }
  header .logo {
    display: block;
  }
}

main {
  position: relative;
}
main #main_title {
  position: relative;
  width: 100%;
  height: 100svh;
}
main #main_title > div {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  color: var(--cl-white);
  text-align: center;
}
main #main_title > div h2 {
  margin: 0 auto var(--sp30);
  padding-bottom: var(--sp30);
  width: fit-content;
  border-bottom: solid 2px var(--cl-white);
  font-size: var(--fzv35);
  line-height: 1.4;
  font-weight: 800;
  opacity: 0;
  transition: font-size 0.2s cubic-bezier(0.2, 0, 0.1, 1);
}
main #main_title > div h2 > span:first-of-type {
  display: block;
}
main #main_title > div h2 > span:last-of-type {
  font-size: var(--fzv50);
}
main #main_title > div h2 + p {
  padding-inline: 0.5em;
  font-size: var(--fzv17);
  font-weight: 600;
  line-height: 2;
  word-break: keep-all;
}
main #main_title > div .scrollDown {
  z-index: 2;
  position: absolute;
  bottom: 4vh;
  left: 50%;
  height: 80px;
}
main #main_title > div .scrollDown::before {
  content: "";
  position: absolute;
  bottom: 0%;
  left: -3px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: white;
  animation: circlemove 3s ease-in-out infinite, cirlemovehide 3s ease-out infinite;
}
main #main_title > div .scrollDown::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 1px;
  height: 100%;
  background: rgba(255, 255, 255, 0.5);
}
@keyframes circlemove {
  0% {
    bottom: 100%;
  }
  100% {
    bottom: 0;
  }
}
@keyframes cirlemovehide {
  0% {
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  80% {
    opacity: 0.9;
  }
  100% {
    opacity: 0;
  }
}
main #main_title::after {
  z-index: -1;
  content: "";
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100vh;
  background: transparent url(/museum/space/assets/img/kv.jpg) no-repeat center bottom/cover;
  opacity: 0;
  transform: scale(1);
  transition: transform 20s cubic-bezier(0.9, 0, 0.7, 1), opacity 3s ease-out;
  transform-origin: center bottom;
}
main #main_title.show::after {
  opacity: 1;
  transform: scale(1.2);
  transition-timing-function: ease-out;
}
@media print, screen and (min-width: 768px) {
  main #main_title > div h2 {
    font-size: var(--fzv40);
  }
  main #main_title > div h2 br {
    display: none;
  }
  main #main_title > div h2 > span:last-of-type {
    font-size: var(--fzv60);
  }
  main #main_title > div h2 + p {
    font-size: var(--fzv20);
    letter-spacing: 0.2em;
  }
}
@media print, screen and (min-width: 1100px) {
  main #main_title > div h2 {
    font-size: var(--fzv45);
    letter-spacing: 0.15em;
  }
  main #main_title > div h2 > span:last-of-type {
    font-size: var(--fzv70);
  }
}
main .era-wrap {
  position: relative;
}
main .era-wrap::before {
  display: block;
  content: "";
  position: relative;
  width: 100%;
  height: 100vh;
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.15) 20%, rgba(255, 255, 255, 0.85) 70%, rgb(255, 255, 255) 90%);
}
main .era-wrap .era-float-root {
  margin-top: -1px;
  background-color: var(--cl-white);
}
main .era-wrap #current-nav {
  z-index: 5;
  display: none;
  position: sticky;
  top: 0;
  width: fit-content;
  height: 100svh;
  pointer-events: none;
}
main .era-wrap #current-nav ul {
  position: relative;
  overflow: clip;
  margin-top: 60px;
  padding: 2em 0;
  width: 12em;
  border-radius: calc(infinity * 1px);
  background-color: rgba(var(--meisei-blue1-rgb), 0.05);
}
main .era-wrap #current-nav ul::after {
  z-index: -1;
  content: "";
  display: block;
  position: absolute;
  inset: 0;
  background-color: rgba(var(--cl-white-rgb), 0.5);
}
main .era-wrap #current-nav ul li {
  margin-inline: auto;
  width: 60%;
  font-size: var(--fz16);
  font-weight: 500;
  line-height: 1;
  text-align: center;
}
main .era-wrap #current-nav ul li a {
  pointer-events: auto;
  position: relative;
  display: inline-block;
  padding: 0.2em 0.1em 0.4em;
  text-decoration: none;
  color: currentColor;
}
main .era-wrap #current-nav ul li a::after {
  display: block;
  content: "";
  height: 2px;
  width: 100%;
  position: absolute;
  inset: auto 0 0;
  background-color: var(--cl-black);
  transition: transform 0.3s;
  transform: scale(0, 1);
  transform-origin: right bottom;
}
main .era-wrap #current-nav ul li a.is-current::after {
  transform: scale(1, 1);
  transform-origin: left bottom;
}
main .era-wrap #current-nav ul li:not(:has(a)) {
  margin-block: 0.5em;
  padding-block: 0.25em;
  border-radius: calc(infinity * 1px);
  font-weight: 700;
  color: var(--meisei-blue1);
}
@media print, screen and (min-width: 1100px) {
  main .era-wrap .era-float-root {
    display: flow-root;
  }
  main .era-wrap #current-nav {
    float: right;
    display: flex;
    align-items: center;
    padding-inline: 5vw;
  }
}
main .era-container {
  position: relative;
  padding-top: 1px;
  width: 100%;
  background-color: var(--cl-white);
  clip-path: inset(0);
}
main .era-container::after {
  display: block;
  content: "";
  position: relative;
  width: 100%;
  height: var(--sp400);
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0) 0%, rgb(255, 255, 255) 45%);
}
main .era-container .era-number {
  z-index: 0;
  position: sticky;
  top: 20svh;
  margin: 200svh auto 0;
  width: min(100%, 3000px);
  font-size: clamp(90px, 25vw, 250px);
  font-family: "Bodoni Moda", serif;
  font-family: "Libre Baskerville", serif;
  font-optical-sizing: auto;
  font-style: normal;
  font-weight: 400;
  line-height: 1;
  text-indent: 3%;
  font-style: italic;
  font-kerning: normal;
  font-feature-settings: "pnum", "kern";
  letter-spacing: normal;
  color: rgba(var(--meisei-blue1-rgb), 0.06);
  background-color: var(--cl-white);
  pointer-events: none;
  user-select: none;
}
main .era-container .era-number::before {
  z-index: -1;
  content: "";
  display: block;
  position: absolute;
  inset: 0;
  width: 100%;
  height: 200vh;
  background: linear-gradient(0deg, rgb(255, 255, 255) 20%, rgba(255, 255, 255, 0.1) 80%, rgba(255, 255, 255, 0) 100%);
  transform: translate3d(0, -99%, 0);
}
main .era-container .era-number::after {
  z-index: -1;
  content: "";
  display: block;
  position: absolute;
  inset: 0;
  width: 100%;
  height: 81vh;
  background-color: var(--cl-white);
}
main .era-container .era-number:has(+ #era-1950s) {
  margin-top: 20svh;
}
main .era-container .era-number:has(+ #era-1950s)::before {
  content: none;
}
main .era-container.era-image::before {
  z-index: -1;
  content: "";
  display: block;
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100vh;
}
main .era-container.era-image:has(#era-1960s)::before {
  display: flex;
  align-items: end;
  padding-left: 1em;
  font-size: var(--fz14);
  line-height: 3;
  content: "©JAXA/ISAS";
  color: var(--cl-white);
  background: url(/museum/space/assets/img/kv_1960.jpg) no-repeat center center/cover;
}
main .era-container.era-image:has(#era-1970s)::before {
  display: flex;
  align-items: end;
  padding-left: 1em;
  font-size: var(--fz14);
  line-height: 3;
  content: "©JAXA";
  color: var(--cl-white);
  background: url(/museum/space/assets/img/kv_1970.jpg) no-repeat center center/cover;
}
main .era-container.era-image:has(#era-1980s)::before {
  display: flex;
  align-items: end;
  padding-left: 1em;
  font-size: var(--fz14);
  line-height: 3;
  content: "©JAXA";
  color: var(--cl-white);
  background: url(/museum/space/assets/img/kv_1980.jpg) no-repeat center center/cover;
}
main .era-container.era-image:has(#era-1990s)::before {
  display: flex;
  align-items: end;
  padding-left: 1em;
  font-size: var(--fz14);
  line-height: 3;
  content: "©JAXA/NASA";
  color: var(--cl-white);
  background: url(/museum/space/assets/img/kv_1990.jpg) no-repeat top center/cover;
}
main .era-container.era-image:has(#era-2000s)::before {
  display: flex;
  align-items: end;
  padding-left: 1em;
  font-size: var(--fz14);
  line-height: 3;
  content: "©JAXA";
  color: var(--cl-white);
  background: url(/museum/space/assets/img/kv_2000.jpg) no-repeat top right 15%/cover;
}
main .era-container.era-image:has(#era-2010s)::before {
  background: url(/museum/space/assets/img/kv_2010.jpg) no-repeat center right/cover;
}
main .era-container.era-image:has(#era-2020s)::before {
  display: flex;
  align-items: end;
  padding-left: 1em;
  font-size: var(--fz14);
  line-height: 3;
  content: "©JAXA/NASA";
  color: var(--cl-white);
  background: url(/museum/space/assets/img/kv_2020.jpg) no-repeat bottom center/cover;
}
@media print, screen and (min-width: 1100px) {
  main .era-container .era-number {
    margin-top: 200svh;
  }
  main .era-container .era-number:has(+ #era-1950s) {
    margin-top: 100svh;
  }
}
main .era_contents {
  z-index: 1;
  position: relative;
  margin: 300px auto 0;
  padding-top: 120px;
  padding-inline: 7vw;
  width: min(100%, 2800px);
}
main .era_contents h3 {
  font-size: var(--fzv30);
  padding-bottom: 0.5em;
  border-bottom: solid 2px currentColor;
  line-height: 1.2;
}
main .era_contents h3 > span:not([class]) {
  display: inline-block;
}
main .era_contents h3 .era_name {
  display: block;
  word-break: keep-all;
  padding-bottom: 0.25em;
  font-size: var(--fz20);
}
main .era_contents h3 .era_name span {
  display: inline-block;
  margin-right: 0.75em;
  padding-right: 0.75em;
  border-right: solid 1px currentColor;
}
main .era_contents h4 {
  margin-top: var(--sp60);
  font-size: var(--fzv22);
  line-height: 1.2;
  word-break: keep-all;
}
main .era_contents h4 + p {
  font-size: var(--fzv17);
}
main .era_contents p {
  margin-top: 1em;
}
main .era_contents ul.list-style--1 {
  margin-top: 1em;
  padding-left: 1.5em;
}
main .era_contents ul.list-style--1 li {
  margin-top: 0.5em;
  list-style-type: disc;
}
main .era_contents figure.sub-photo {
  margin-top: var(--sp30);
}
main .era_contents figure.sub-photo-w100p {
  margin-top: var(--sp30);
}
main .era_contents .era_column1,
main .era_contents .era_column2,
main .era_contents .era_column3,
main .era_contents .era_column4 {
  margin-top: var(--sp20);
}
main .era_contents .era_column1 > div,
main .era_contents .era_column2 > div,
main .era_contents .era_column3 > div,
main .era_contents .era_column4 > div {
  padding-top: var(--sp40);
}
main .era_contents .era_column1.direction-r,
main .era_contents .era_column2.direction-r,
main .era_contents .era_column3.direction-r,
main .era_contents .era_column4.direction-r {
  flex-direction: row-reverse;
}
main .era_contents .era_column1 figure,
main .era_contents .era_column2 figure,
main .era_contents .era_column3 figure,
main .era_contents .era_column4 figure {
  margin-inline: auto;
  max-width: 400px;
}
main .era_contents .era_column1 figure {
  max-width: none;
}
@media print, screen and (min-width: 768px) {
  main .era_contents .era_layout01 > div {
    margin-block-start: -10%;
  }
}
@media print, screen and (min-width: 1100px) {
  main .era_contents .era_layout01 > div {
    margin-block-start: -13%;
  }
}
@media print, screen and (min-width: 1300px) {
  main .era_contents .era_layout01 > div {
    margin-block-start: -15%;
  }
}
main .era_contents .figure_column2 {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
main .era_contents .figure_column2 > figure {
  flex-basis: 47.5%;
  margin-top: var(--sp20);
  margin-inline: 0;
}
main .era_contents .era_title01 {
  font-size: var(--fzv25);
  font-weight: 700;
  line-height: 1.4;
}
main .era_contents .era_title01 span:not([class]) {
  display: inline-block;
}
main .era_contents .era_title01 span.era_title01_year {
  display: block;
  margin-bottom: 0.5em;
  padding: 0.25em 1em;
  border: solid 1px var(--cl-black);
  border-radius: calc(infinity * 1px);
  width: fit-content;
  line-height: 1;
}
@media only screen and (max-width: 767px) {
  main .era_contents .era_column2-2 {
    margin-top: 0;
  }
  main .era_contents .era_column2-2 > div:first-of-type {
    padding-top: 0;
  }
}
@media print, screen and (min-width: 768px) {
  main .era_contents h3 {
    font-size: var(--fzv44);
  }
  main .era_contents h3 .era_name {
    font-size: var(--fz25);
  }
  main .era_contents h4 {
    font-size: var(--fzv30);
  }
  main .era_contents figure.sub-photo {
    margin-left: 0;
    width: 70%;
  }
  main .era_contents .era_column2,
  main .era_contents .era_column3,
  main .era_contents .era_column4 {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
  }
  main .era_contents .era_column2 > div,
  main .era_contents .era_column3 > div,
  main .era_contents .era_column4 > div {
    flex-basis: 47.5%;
  }
  main .era_contents .era_column1 > div.marg-top_-5p,
  main .era_contents .era_column2 > div.marg-top_-5p,
  main .era_contents .era_column3 > div.marg-top_-5p,
  main .era_contents .era_column4 > div.marg-top_-5p {
    margin-top: clamp(-45px, -5%, -30px);
  }
  main .era_contents .era_column1 > div.marg-top_-10p,
  main .era_contents .era_column2 > div.marg-top_-10p,
  main .era_contents .era_column3 > div.marg-top_-10p,
  main .era_contents .era_column4 > div.marg-top_-10p {
    margin-top: clamp(-80px, -10%, -60px);
  }
  main .era_contents .era_column1 > div.marg-top_-15p,
  main .era_contents .era_column2 > div.marg-top_-15p,
  main .era_contents .era_column3 > div.marg-top_-15p,
  main .era_contents .era_column4 > div.marg-top_-15p {
    margin-top: clamp(-130px, -15%, -80px);
  }
  main .era_contents .era_column1 > div.marg-top_-20p,
  main .era_contents .era_column2 > div.marg-top_-20p,
  main .era_contents .era_column3 > div.marg-top_-20p,
  main .era_contents .era_column4 > div.marg-top_-20p {
    margin-top: clamp(-180px, -20%, -130px);
  }
  main .era_contents .era_column1 > div.marg-top_5p,
  main .era_contents .era_column2 > div.marg-top_5p,
  main .era_contents .era_column3 > div.marg-top_5p,
  main .era_contents .era_column4 > div.marg-top_5p {
    margin-top: clamp(30px, 5%, 45px);
  }
  main .era_contents .era_column1 > div.marg-top_10p,
  main .era_contents .era_column2 > div.marg-top_10p,
  main .era_contents .era_column3 > div.marg-top_10p,
  main .era_contents .era_column4 > div.marg-top_10p {
    margin-top: clamp(60px, 10%, 80px);
  }
  main .era_contents .era_column1 > div.marg-top_15p,
  main .era_contents .era_column2 > div.marg-top_15p,
  main .era_contents .era_column3 > div.marg-top_15p,
  main .era_contents .era_column4 > div.marg-top_15p {
    margin-top: clamp(80px, 15%, 130px);
  }
  main .era_contents .era_column1 > div.marg-top_20p,
  main .era_contents .era_column2 > div.marg-top_20p,
  main .era_contents .era_column3 > div.marg-top_20p,
  main .era_contents .era_column4 > div.marg-top_20p {
    margin-top: clamp(130px, 20%, 180px);
  }
  main .era_contents .era_column3 > div {
    flex-basis: 32%;
  }
  main .era_contents .era_column4 > div {
    flex-basis: 23%;
  }
  main .era_contents#era-1950s .era_column3 {
    transform: translate3d(-3%, 0, 0);
  }
  main .era_contents#era-1950s .era_column3 > div:first-of-type figure {
    transform: translateX(-7%);
  }
  main .era_contents#era-1950s .era_column3 > div:last-of-type figure {
    transform: translateX(15%);
  }
  main .era_contents#era-1970s .era_column3 {
    transform: translate3d(3%, 0, 0);
  }
  main .era_contents#era-1970s .era_column3 > div:first-of-type {
    flex-basis: 36%;
  }
  main .era_contents#era-1970s .era_column3 > div:first-of-type figure {
    transform: translateX(-7%);
  }
  main .era_contents#era-1970s .era_column3 > div:last-of-type figure {
    transform: translateX(3%);
  }
  main .era_contents#era-1980s .era_column4 > div {
    flex-basis: 21%;
  }
  main .era_contents#era-1980s .era_column4 > div:nth-of-type(2) {
    flex-basis: 27%;
  }
  main .era_contents#era-1980s .era_column4 > div:nth-of-type(3) {
    flex-basis: 24%;
  }
  main .era_contents#era-1990s .era_column3 > div:first-of-type figure {
    transform: translateX(-7%);
  }
  main .era_contents#era-1990s .era_column3 > div:last-of-type figure {
    transform: translateX(7%);
  }
}
@media print, screen and (min-width: 1100px) {
  main .era_contents {
    padding-inline: var(--sp50) calc(100px + 18vw);
  }
  main .era_contents h3 {
    font-size: var(--fzv48);
  }
  main .era_contents h4 {
    font-size: var(--fzv35);
  }
  main .era_contents .era_column2 > div,
  main .era_contents .era_column3 > div,
  main .era_contents .era_column4 > div {
    padding-top: var(--sp20);
  }
  main .era_contents .era_column2 figure,
  main .era_contents .era_column3 figure,
  main .era_contents .era_column4 figure {
    max-width: none;
  }
  main .era_contents .era_column4 {
    margin-left: -2%;
    width: 110%;
  }
  main .era_contents .era_column3-1,
  main .era_contents .era_column3-2,
  main .era_contents .era_column3-3 {
    margin-top: var(--sp30);
  }
}
@media print, screen and (min-width: 1300px) {
  main .era_contents {
    padding-inline: var(--sp150) calc(100px + 18vw);
  }
  main .era_contents h3 {
    font-size: var(--fzv52);
  }
  main .era_contents h3 .era_name {
    font-size: var(--fz30);
  }
  main .era_contents h4 {
    font-size: var(--fzv40);
  }
  main .era_contents .era_column4 {
    margin-left: -10%;
    width: 120%;
  }
  main .era_contents .era_column4 > div {
    flex-basis: 22%;
  }
  main .era_contents#era-1980s .era_column4 > div {
    flex-basis: 20%;
  }
  main .era_contents#era-1980s .era_column4 > div:nth-of-type(2) {
    flex-basis: 26%;
  }
  main .era_contents#era-1980s .era_column4 > div:nth-of-type(3) {
    flex-basis: 22%;
  }
}
@media print, screen and (min-width: 1600px) {
  main .era_contents {
    padding-inline-start: 18vw;
  }
}
main .swiperWrap,
main .swiperWrap-2 {
  position: relative;
  margin-top: var(--sp60);
}
main .swiperWrap .swiper,
main .swiperWrap-2 .swiper {
  width: 100%;
  height: 100%;
}
main .swiperWrap .swiper-wrapper,
main .swiperWrap-2 .swiper-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  z-index: 1;
  display: flex;
  transition-property: transform;
  transition-timing-function: var(--swiper-wrapper-transition-timing-function, initial);
  box-sizing: content-box;
}
main .swiperWrap .swiper-pagination,
main .swiperWrap-2 .swiper-pagination {
  position: relative;
  margin-top: var(--sp30);
}
main .swiperWrap .swiper-button-prev,
main .swiperWrap-2 .swiper-button-prev {
  left: 0;
  transform: translate3d(-100%, -50%, 0);
}
main .swiperWrap .swiper-button-next,
main .swiperWrap-2 .swiper-button-next {
  right: 0;
  transform: translate3d(100%, -50%, 0);
}
main .swiperWrap .swiper-pagination-bullet-active,
main .swiperWrap-2 .swiper-pagination-bullet-active {
  background: var(--meisei-blue1);
}
main .swiperWrap .museumSwiper-col .swiper-slide > p,
main .swiperWrap-2 .museumSwiper-col .swiper-slide > p {
  display: block;
  margin-top: 0;
  font-size: var(--fzv18);
  font-weight: 700;
  word-break: keep-all;
}
main .swiperWrap .museumSwiper-col .swiper-slide > div,
main .swiperWrap-2 .museumSwiper-col .swiper-slide > div {
  margin-top: var(--sp20);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: 1fr;
  grid-column-gap: var(--sp20);
  grid-row-gap: 0px;
}
main .swiperWrap .museumSwiper-col .swiper-slide > div figure,
main .swiperWrap-2 .museumSwiper-col .swiper-slide > div figure {
  line-height: 1;
}
main .swiperWrap .museumSwiper-col .swiper-slide > div figure figcaption > span > span,
main .swiperWrap-2 .museumSwiper-col .swiper-slide > div figure figcaption > span > span {
  font-weight: 600;
}
main .swiperWrap .museumSwiper-col .swiper-slide > div figure figcaption > span + span,
main .swiperWrap-2 .museumSwiper-col .swiper-slide > div figure figcaption > span + span {
  margin-top: 0.35em;
}
main .swiperWrap .museumSwiper-2 .swiper-slide > p,
main .swiperWrap-2 .museumSwiper-2 .swiper-slide > p {
  display: block;
  margin-top: 0;
  font-size: var(--fzv18);
  font-weight: 700;
  line-height: 1.4;
  word-break: keep-all;
}
main .swiperWrap .museumSwiper-2 .swiper-slide > p > span,
main .swiperWrap-2 .museumSwiper-2 .swiper-slide > p > span {
  font-size: 120%;
}
main .swiperWrap .museumSwiper-2 .swiper-slide > div,
main .swiperWrap-2 .museumSwiper-2 .swiper-slide > div {
  margin-top: var(--sp20);
}
main .swiperWrap .museumSwiper-2 .swiper-slide > div figure,
main .swiperWrap-2 .museumSwiper-2 .swiper-slide > div figure {
  line-height: 1;
}
main .swiperWrap .museumSwiper-2 .swiper-slide > div > p,
main .swiperWrap-2 .museumSwiper-2 .swiper-slide > div > p {
  font-size: var(--fzv15);
  line-height: 1.6;
}
main .swiperWrap .museumSwiper-2 .swiper-slide > div > p + p,
main .swiperWrap-2 .museumSwiper-2 .swiper-slide > div > p + p {
  margin-top: 0.5em;
}
@media print, screen and (min-width: 768px) {
  main .swiperWrap .swiper-button-prev,
  main .swiperWrap .swiper-button-next,
  main .swiperWrap-2 .swiper-button-prev,
  main .swiperWrap-2 .swiper-button-next {
    width: var(--swiper-navigation-size-768);
    height: var(--swiper-navigation-size-768);
  }
  main .swiperWrap .swiper-button-prev,
  main .swiperWrap-2 .swiper-button-prev {
    transform: translate3d(-120%, -50%, 0);
  }
  main .swiperWrap .swiper-button-next,
  main .swiperWrap-2 .swiper-button-next {
    transform: translate3d(120%, -50%, 0);
  }
  main .swiperWrap .museumSwiper-col .swiper-slide::after,
  main .swiperWrap-2 .museumSwiper-col .swiper-slide::after {
    content: "";
    display: block;
    position: absolute;
    right: 0;
    top: 0;
    width: 1px;
    height: 100%;
    background-color: rgba(var(--cl-black-rgb), 0.15);
    transform: translate3d(35px, 0, 0);
  }
}
@media print, screen and (min-width: 1300px) {
  main .swiperWrap .swiper-button-prev,
  main .swiperWrap-2 .swiper-button-prev {
    transform: translate3d(-180%, -50%, 0);
  }
  main .swiperWrap .swiper-button-next,
  main .swiperWrap-2 .swiper-button-next {
    transform: translate3d(180%, -50%, 0);
  }
  main .swiperWrap .museumSwiper-col .swiper-slide > div,
  main .swiperWrap-2 .museumSwiper-col .swiper-slide > div {
    grid-column-gap: var(--sp30);
  }
  main .swiperWrap .museumSwiper-col .swiper-slide::after,
  main .swiperWrap-2 .museumSwiper-col .swiper-slide::after {
    transform: translate3d(50px, 0, 0);
  }
}
main .keisyoryaku {
  margin: 0 auto;
  padding-bottom: 3em;
  width: 94%;
  text-align: right;
}

footer {
  position: relative;
  width: 100%;
  color: var(--cl-white);
  background-color: var(--meisei-blue1);
}
footer::before {
  content: "";
  display: block;
  position: absolute;
  inset: 0;
  background-color: var(--cl-black);
  opacity: 0.3;
}
footer .footerWrapper {
  position: relative;
  margin: 0 auto;
  padding-block: var(--sp70) var(--sp50);
  width: 94%;
}
footer .footerWrapper .footer_logo {
  width: min(300px, 70%);
}
footer .footerWrapper .footer_logo img {
  filter: invert(100%);
}
footer .footerWrapper ul.footer_list {
  margin-top: var(--sp30);
}
footer .footerWrapper ul.footer_list li {
  font-size: var(--fzv18);
}
footer .footerWrapper ul.footer_list li.title {
  font-size: var(--fzv20);
  font-weight: 700;
  padding: 0.25em 0.25em 0.25em 0;
}
footer .footerWrapper ul.footer_list li a {
  display: block;
  margin-right: 0.5em;
  padding: 0.25em 0.5em 0.25em 0;
  transition: all 0.3s ease-in-out;
  color: var(--cl-white);
  text-decoration: none;
}
footer .footerWrapper ul.footer_list li a[target=_blank]::after {
  background: url('data:image/svg+xml;utf8,<svg viewBox="0 0 18 18" xmlns="http://www.w3.org/2000/svg"><path fill="%23ffffff" d="m15 16h-12c-.6 0-1-.4-1-1v-12c0-.6.4-1 1-1h5c.6 0 .7-.4.7-1s-.1-1-.7-1h-6c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2v-6c0-.6-.4-.7-1-.7s-1 .2-1 .7v5c0 .6-.4 1-1 1zm-3.7-15c0 .6.2 1 .7 1h2.6l-5.8 5.8c-.4.4-.4 1 0 1.4s1 .4 1.4 0l5.8-5.8v2.6c0 .6.4.7 1 .7s1-.2 1-.7v-6h-6c-.6 0-.7.4-.7 1z"/></svg>') no-repeat center center/contain;
}
footer .footerWrapper ul.footer_list li a:hover {
  transform: translateY(-0.15em);
  opacity: 0.7;
}
footer .footerWrapper .address {
  margin-top: var(--sp100);
  font-size: var(--fzv20);
  line-height: 2;
}
footer .footerWrapper .address span {
  display: inline-block;
  font-size: 130%;
  font-weight: 700;
}
footer .footerWrapper .copyright {
  margin: var(--sp40) auto 0;
  font-size: var(--fzv15);
  font-family: "Poppins", serif;
  font-weight: 400;
  word-break: keep-all;
  color: white;
}
@media only screen and (max-width: 549px) {
  footer .footerWrapper ul.footer_list li.title {
    display: flex;
    align-items: center;
  }
  footer .footerWrapper ul.footer_list li.title::after {
    content: "";
    flex-grow: 1;
    margin-left: 0.5em;
    height: 1px;
    background-color: rgba(255, 255, 255, 0.3);
  }
}
@media only screen and (min-width: 550px) {
  footer::before {
    background: rgb(0, 0, 0);
    background: linear-gradient(90deg, rgba(0, 0, 0, 0.5) 0%, rgba(0, 0, 0, 0) 100%);
    opacity: 0.6;
  }
  footer .footerWrapper ul.footer_list {
    padding-block: 0;
  }
  footer .footerWrapper ul.footer_list li {
    display: inline-block;
  }
  footer .footerWrapper ul.footer_list li.title::after {
    content: "｜";
    display: inline-block;
    margin-inline: 1em 0.5em;
  }
  footer .footerWrapper ul.footer_list li a {
    padding: 0.5em 0.5em 0.5em 0;
    font-size: var(--fzv16);
  }
  footer .footerWrapper ul.footer_list li a::after {
    inset: auto 0 0.4em 0;
  }
  footer .footerWrapper ul.footer_list + ul.footer_list {
    margin-top: var(--sp20);
  }
  footer .footerWrapper ul.footer_list:first-of-type li {
    display: block;
  }
  footer .footerWrapper ul.footer_list:first-of-type li a {
    padding: 0.25em 0.5em 0.25em 0;
  }
  footer .footerWrapper .address {
    margin-top: var(--sp60);
  }
  footer .footerWrapper .copyright {
    letter-spacing: 0.2em;
    text-align: right;
  }
}
@media print, screen and (min-width: 1100px) {
  footer .footerWrapper .copyright {
    margin-top: 0;
    letter-spacing: 0.2em;
  }
}

@keyframes era_number {
  from {
    transform: translate3d(25%, 0, 0);
  }
  to {
    transform: translate3d(0, 0, 0);
  }
}
.anim_slide_up,
.inview-para {
  opacity: 0;
}
.anim_slide_up.show,
.inview-para.show {
  animation-name: anim_slide_up;
  animation-duration: 0.75s;
  animation-timing-function: cubic-bezier(0.2, 0, 0.1, 1);
  animation-fill-mode: forwards;
}

@keyframes anim_slide_up {
  from {
    transform: translate3d(0, 80px, 0);
    opacity: 0;
  }
  to {
    transform: translate3d(0, 0, 0);
    opacity: 1;
  }
}
.anim_slide_down {
  opacity: 0;
}
.anim_slide_down.show {
  animation-name: anim_slide_down;
  animation-duration: 0.75s;
  animation-timing-function: cubic-bezier(0.2, 0, 0.1, 1);
  animation-fill-mode: forwards;
}

@keyframes anim_slide_down {
  from {
    transform: translate3d(0, -50px, 0);
    opacity: 0;
  }
  to {
    transform: translate3d(0, 0, 0);
    opacity: 1;
  }
}
.anim_slide_right {
  opacity: 0;
}
.anim_slide_right.show {
  animation-name: anim_slide_right;
  animation-duration: 0.75s;
  animation-timing-function: cubic-bezier(0.2, 0, 0.1, 1);
  animation-fill-mode: forwards;
}

@keyframes anim_slide_right {
  from {
    transform: translate3d(50px, 0, 0);
    opacity: 0;
  }
  to {
    transform: translate3d(0, 0, 0);
    opacity: 1;
  }
}
.anim_slide_left {
  opacity: 0;
}
.anim_slide_left.show {
  animation-name: anim_slide_left;
  animation-duration: 0.75s;
  animation-timing-function: cubic-bezier(0.2, 0, 0.1, 1);
  animation-fill-mode: forwards;
}

@keyframes anim_slide_left {
  from {
    transform: translate3d(-50px, 0, 0);
    opacity: 0;
  }
  to {
    transform: translate3d(0, 0, 0);
    opacity: 1;
  }
}
.anim_fadein {
  opacity: 0;
}
.anim_fadein.show {
  animation-name: anim_fadeIn;
  animation-duration: 0.75s;
  animation-timing-function: cubic-bezier(0.2, 0, 0.1, 1);
  animation-fill-mode: forwards;
}

@keyframes anim_fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
.anim_delay_05s {
  animation-delay: 0.5s !important;
}

.anim_delay_1s {
  animation-delay: 1s !important;
}

.anim_delay_15s {
  animation-delay: 1.5s !important;
}

.anim_delay_2s {
  animation-delay: 2s !important;
}

.anim_delay_3s {
  animation-delay: 3s !important;
}

.anim_delay_4s {
  animation-delay: 4s !important;
}

.anim_delay_5s {
  animation-delay: 5s !important;
}

.anim_duration_15s {
  animation-duration: 1.5s !important;
}

.anim_duration_2s {
  animation-duration: 2s !important;
}

.anim_duration_3s {
  animation-duration: 3s !important;
}

.anim_duration_4s {
  animation-duration: 4s !important;
}

.anim_duration_5s {
  animation-duration: 5s !important;
}

/*# sourceMappingURL=style.css.map */