@charset "UTF-8";
@import url(https://fonts.googleapis.com/css2?family=Noto+Serif+JP:wght@200..900&display=swap);
/* @import url(https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;600;700;900&display=swap); */

/* -------------------------------------------------- Reset */
*,
*::before,
*::after {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
	border: 0;
	vertical-align: baseline;
	background: transparent;
	font-weight: inherit;
	font-size: inherit;
	font-style: inherit;
	-webkit-tap-highlight-color: transparent;
}
article,
aside,
details,
figcaption,
figure,
picture,
main,
footer,
header,
hgroup,
menu,
nav,
section {
	display: block;
}
ul,
ol {
	list-style: none;
}
blockquote,
q {
	quotes: none;
}
blockquote::before,
blockquote::after,
q::before,
q::after {
	content: none;
}
table {
	border-collapse: collapse;
	border-spacing: 0;
	empty-cells: show;
}
button {
	font-family: inherit;
}
details summary {
  list-style: none;
}
summary::-webkit-details-marker {
  display: none;
}

/* -------------------------------------------------- base */
html {
    width: 100%;
    font-size: 62.5%;
    background-color: #fff;
	letter-spacing: .1em;
	font-family: "Noto Serif JP", serif;
}
img {
    width: 100%;
    height: auto;
    vertical-align: top;
}
body {
	font-size: 1.4rem;
	line-height: 2;
}
@media (min-width: 768px), print {
	body {
		font-size: 1.6rem;
	}
}


/* -------------------------------------------------- common */
.u-sp-v,
.u-pc-v {
    display: none;
}
@media screen and (max-width: 767px) {
    .u-sp-v {
        display: block !important;
    }
}
@media screen and (min-width: 768px) {
    .u-pc-v {
        display: block !important;
    }
}

.u-pt-none {
	padding-top: 0!important;
}
.u-pb-none {
	padding-bottom: 0!important;
}

.top-ttl {
	font-size: 0;
	margin-left: auto;
	margin-right: auto
}



/* main */
.l-content {
	width: 100%;
	position: relative;
	padding-bottom: 80px;
	background-color: rgba(44, 153, 222, 0.1);
}
@media (min-width: 768px), print {
	.l-content {
		padding-top: 50px;
		padding-bottom: 87px;
	}
}

.l-structure {
	width: 100%;
	max-width: 1440px;
	margin-left: auto;
	margin-right: auto;
}
.l-structure .l-structure__main {
	overflow: hidden;
	/* padding-left: 5.3333333333%;
	padding-right: 5.3333333333%; */
}
@media screen and (max-width: 768px) {
	.l-structure .l-structure__main {
		padding-left: 5.3333333333%;
		padding-right: 5.3333333333%;
	}
}
@media (min-width: 768px), print {
	.l-structure {
		display: flex;
		padding-inline: calc(70 / 1440 * 100%);
	}
	.l-structure .l-structure__main {
		flex: 1 1 100%;
		width: 100%;
		max-width: 970px;
	}
	.l-structure .l-structure__side {
		display: block;
		width: 23.1666666667%;
		min-width: 212px;
		margin-right: 5%;
		margin-top: 0;
		padding: 0;
	}
}

/* sidenav */
.l-sidenav__item {
	line-height: 1.2;
}

.l-sidenav__subitems {
	display: none;
}
.l-sidenav__subitem > a,
.l-sidenav__item > a {
	display: block;
	color: rgba(26, 26, 26, .5);
	font-weight: 700;
	text-decoration: none;
}
.l-sidenav__item > span,
.l-sidenav__item > a > span {
	display: block;
}
@media screen and (max-width: 768px) {
	.l-sidenav {
		width: 100%;
		transition: all .2s;
	}
	.l-sidenav.is-fixed {
		position: fixed;
		top: 0;
		left: 0;
		z-index: 200;
		transition: all .2s;
		background-color: #fff;
	}
	.l-sidenav__items {
		display: flex;
	}
	.l-sidenav__item {
		/* flex: 0 0 25%; section03,04公開時 */
		flex: 0 0 50%;
		background-color: #f0f8fc;
	}
	.l-sidenav__item > a {
		position: relative;
		text-align: center;
		line-height: 1.2;
		letter-spacing: 0;
		padding: 14px 2px 28px;
	}
	.l-sidenav__item a::before {
		position: absolute;
		left: 50%;
		bottom: 10px;
		content: "";
		display: inline-block;
		width: 6px;
		height: 6px;
		border-radius: 50%;
		vertical-align: middle;
		background-color: #DEDEDE;
		transform: translateX(-50%);
	}
	.l-sidenav__item.is-current {
		color: #C49B26;
	}
	.l-sidenav__item.is-current > a::before {
		background-color: #2D99DE;
	}
}
@media (min-width: 769px), print {
	.l-sidenav.is-fixed {
		position: sticky;
		position: -webkit-sticky;
		top: 50px;
		left: 20px;
	}
	.l-sidenav__item:not(:last-child) {
		margin-bottom: 25px;
	}
	.l-sidenav__subitem:not(:last-child) {
		margin-bottom: 16px;
	}
	.l-sidenav__subitem:last-child {
		margin-bottom: 26px;
	}
	.l-sidenav__subitems {
		margin-top: 16px;
	}
	.l-sidenav__subitem > a,
	.l-sidenav__item > a {
		display: flex;
		align-items: center;
		font-size: 1.8rem;
	}
	.l-sidenav__subitem > a {
		font-size: 1.6rem;
	}
	.l-sidenav__item a::before,
	.l-sidenav__subitem a::before {
		content: "";
		display: inline-block;
		width: .8em;
		height: .8em;
		margin-right: 0.75em;
		border-radius: 50%;
		vertical-align: middle;
		background-color: #DEDEDE;
		transition: background-color 0.2s;
	}
	.l-sidenav__subitem a::before {
		width: .6em;
		height: .6em;
	}
	.l-sidenav__item > a,
	.l-sidenav__subitem > a {
		transition: color 0.2s;
	}
	.l-sidenav__item.is-current > a,
	.l-sidenav__subitem.is-current > a,
	.l-sidenav__item > a:hover,
	.l-sidenav__subitem > a:hover {
		color: #C49B26;
	}
	.l-sidenav__item.is-current > a::before,
	.l-sidenav__subitem.is-current > a::before,
	.l-sidenav__item > a:hover::before,
	.l-sidenav__subitem > a:hover::before {
		background-color: #2D99DE;
	}
	.l-sidenav__subitems {
		display: block;
		padding-left: 1em;
	}
}

/* section */
.l-section {
	width: 100%;
}
/* h2 */
.section-title {
	position: relative;
	font-weight: 700;
	font-size: 2.8rem;
	padding-top: 30px;
	margin-top: 30px;
	margin-bottom: 30px;
}
.section-title::after {
	content: '';
	display: block;
	width: 40px;
	height: 2px;
	background: #C49B26;
	margin-top: 13px;
}
.section-title h2 {
	position: relative;
	z-index: 1;
}
.section-title h2 span {
	display: block;
}
.section-title > span {
	position: absolute;
	top: 20px;
	font-size: 5rem;
	color: rgb(255, 255, 255, .5);
	line-height: 1;
}
@media (min-width: 768px), print {
	.section-title {
		font-size: 6rem;
		padding-top: 130px;
		margin-top: 0;
		margin-bottom: 50px;
	}
	.section-title::after {
		width: 80px;
		height: 4px;
		margin-top: 23px;
	}
	.section-title > span {
		font-size: 11.4rem;
		top: 110px;
	}
	.section-title h2 span {
		font-size: 4rem;
	}
}
/* h3 */
.section-subtitle {
    font-weight: 700;
    font-size: 2rem;
    line-height: 1.2;
    position: relative;
    padding: 0 0 20px 20px;
	margin-top: 30px;
}
.section-subtitle::before {
    position: absolute;
    content: "";
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #2D99DE;
    left: 0;
    top: 8px;
}
@media (min-width: 768px), print {
	.section-subtitle {
        font-size: 3rem;
        padding: 0 0 35px 40px;
		margin-top: 60px;
	}
	.section-subtitle::before {
		top: 10px;
		width: 20px;
		height: 20px;
	}
}
/* h4 */
.section-txttitle {
    font-weight: 600;
    font-size: 1.6rem;
    line-height: 1.2;
    position: relative;
    padding: 0 0 0 24px;
	margin-top: 25px;
	margin-bottom: 17px;
}
.section-txttitle::before {
    position: absolute;
    content: "";
    width: 14px;
    height: 2px;
    background: #BA995B;
    left: 0;
    top: 50%;
	transform: translateY(-50%);
}
@media (min-width: 768px), print {
	.section-txttitle {
        font-size: 2rem;
        padding: 0 0 0 30px;
		margin-top: 50px;
		margin-bottom: 20px;
	}
	.section-txttitle::before {
		width: 20px;
	}
}

/* text */
.l-section .text + .text {
	margin-top: 35px;
}
/* caption */
.l-section p.caption {
	margin-top: 16px;
	font-size: 1.2rem;
	font-weight: 500;
	color: #6A6A6A;
}
@media (min-width: 768px), print {
	.l-section p.caption {
		margin-top: 20px;
	}
}
.l-section p.caption + .caption-list {
	margin-top: 0;
}
.l-section .caption-list {
	margin-top: 15px;
	font-size: 1.2rem;
	font-weight: 500;
	color: #6A6A6A;
	line-height: 2;
}
.l-section .caption-list.num {
	counter-reset: orderlist;
}
.l-section .caption-list.num li {
	padding-left: 3em;
	text-indent: -3em;
}
.l-section .caption-list.num li::before {
	counter-increment: orderlist;
	content: '※'counter(orderlist);
	min-width: 2em;
	margin-right: 1em;
	text-align: right;
}

/* figure */
.l-section .c-figure {
    text-align: center;
}
.l-section .c-figure img {
    max-width: 100%;
    width: auto;
}

/* button */
.l-section .button {
	margin-top: 25px;
}
.l-section .button .button__inner {
	display: flex;
    width: 100%;
    height: 100%;
    min-height: 50px;
    flex-wrap: nowrap;
    justify-content: center;
    align-items: center;
    position: relative;
	border-radius: 5px;
    overflow: hidden;
    background-color: #2D99DE;
    color: #fff;
	text-decoration: none;
    cursor: pointer;
}
@media (min-width: 768px), print {
	.l-section .button {
		margin-top: 35px;
	}
	.l-section .button .button__inner {
		font-size: 1.8rem;
		margin: 0 auto;
		max-width: 260px;
		transition: background-color 0.2s;
	}
	.l-section .button .button__inner:hover {
		background-color: #C49B26;
	}
}

/* footer */
footer {
	background-color: #fff;
}
footer .footer-inner {
	width: 85.9722vw;
	margin-inline: auto;
	text-align: center;
	line-height: 2;
}
footer .footer-text strong {
	font-weight: 700;
}
footer .footer-text a {
	color: #2D99DE;
	font-weight: 500;
	text-decoration: underline;
}
footer .img-logo {
	display: inline-block;
	width: 50vw;
	margin-top: 25px;
}
footer .footer-copy {
	margin-top: 20px;
}
@media screen and (max-width:768px) {
	footer {
		padding-top: 8vw;
		padding-bottom: 9.35vw;
	}
	footer .footer-copy {
		font-size: .8125rem
	}
}
@media print, screen and (min-width:769px) {
	footer {
		padding-top: 4.6875vw;
		padding-bottom: 2.109375vw
	}
	footer .img-logo {
		width: 11.71875vw;
	}
	footer .footer-copy {
		font-size: .9375rem
	}
}

/* -------------------------------------------------- header */
.header {
	position: relative;
}
.header .confetti canvas {
  height: 100%;
  width: 100%;
  position: absolute;
}
.header__inner {
	background: url(../img/header-bg.png) repeat;
}
.header__logo {
	width: 150px;
	margin: 0 auto 30px;
}
.header__100thlogo {
	width: calc(330 / 375 * 100%);
	margin: 0 auto;
}
.header__contents {
	padding: 20px 28px 76px;
	text-align: center;
}
.header__catch {
	font-size: 2.4rem;
	font-weight: 700;
	line-height: 1.625;
}
.header__lead {
	margin-top: 60px;
	font-size: 1.8rem;
	font-weight: 700;
	line-height: 1.8;
}
.header__lead strong {
	font-size: 3rem;
}
.header__text {
	margin-top: 37px;
}
.header__grid-item.text {
	margin-top: 30px;
}
@media print, screen and (min-width:769px) {
	.header__inner {
		padding-inline: 30px;
	}
	.header__grid {
		display: flex;
		justify-content: space-evenly;
	}
	
	/* .header__grid-item.pic01,
	.header__grid-item.pic02 {
		flex: 0 0 20%;
		max-width: 300px;
	} */
	.header__grid-item.text {
		flex: 1 0 60%;
		margin-top: 66px;
	}
	.header__logo {
		width: 204px;
		margin: 0 auto 60px;
	}
	.header__100thlogo {
		max-width: 680px;
	}
	.header__contents {
		padding: 20px 28px 76px;
		text-align: center;
	}
	.header__catch {
		font-size: 4rem;
	}
	.header__lead {
		margin-top: 90px;
		font-size: 3rem;
	}
	.header__lead strong {
		font-size: 5rem;
	}
	.header__text {
		margin-top: 45px;
		font-size: 2rem;
	}
}

.slide img {
	width: 100%;
	height: auto;
	vertical-align: bottom;
}

/* PC:left / SP:TOP */
@media screen and (max-width:768px) {
	.header__grid-item.pic01 {
		display: flex;
		overflow: hidden;
		width: 100vw;
		height: auto;
		gap: 20px;
		padding-top: 20px;
	}
	.header__grid-item.pic01 picture {
		flex-shrink: 0;
	}
	.header__grid-item.pic01 img {
		width: 100vw;
		height: auto;
	}
	.header__grid-item.pic01 .slider-container {
		display: flex;
		overflow: hidden;
	}

	.header__grid-item.pic01 .slider-wrapper {
		display: flex;
		animation: scrollX-01 30s linear infinite;
	}

	.header__grid-item.pic01 .slide {
		margin-right: 20px;
	}
}
@media print, screen and (min-width:769px) {
	.header__grid-item.pic01 {
		display: block;
		overflow: hidden;
		aspect-ratio: 3 / 4;
		max-width: 300px;
		position: relative;
	}
	.header__grid-item.pic01 picture {
		display: block;
		margin-bottom: 20px;
	}
	.header__grid-item.pic01 img {
		width: 100%;
		height: 100%;
		object-fit: cover;
	}
	.header__grid-item.pic01 .slider-container {
		overflow: hidden;
	}
	.header__grid-item.pic01 .slider-wrapper {
		display: grid;
		animation: scrollY-01 30s linear infinite;
	}
	.header__grid-item.pic01 .slide {
		margin: 0 auto 20px;
	}

	/* Safari */
	_::-webkit-full-page-media, _:future, :root .header__grid-item.pic01 {
		aspect-ratio: 0;
		max-height: 1366px;
	}
}

/* animation */
@keyframes scrollX-01 {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(0); }
}
@keyframes scrollY-01 {
  0% { transform: translateY(0); }
  100% { transform: translateY(-100%); }
}

/* PC:right / SP:bottom */
@media screen and (max-width:768px) {
	.header__grid-item.pic02 {
		display: flex;
		overflow: hidden;
		width: 100vw;
		height: auto;
		gap: 20px;
		padding-bottom: 70px;
	}
	.header__grid-item.pic02 picture {
		flex-shrink: 0;
	}
	.header__grid-item.pic02 img {
		width: 100vw;
		height: auto;
		animation: scrollX-02 15s linear infinite;
	}
	.header__grid-item.pic02 .slider-container {
		display: flex;
		overflow: hidden;
	}

	.header__grid-item.pic02 .slider-wrapper {
		display: flex;
		animation: scrollX-02 30s linear infinite;
	}

	.header__grid-item.pic02 .slide {
		margin-right: 20px;
	}
}
@media print, screen and (min-width:769px) {
	.header__grid-item.pic02 {
		display: block;
		overflow: hidden;
		aspect-ratio: 3 / 4;
		max-width: 300px;
		position: relative;
	}
	.header__grid-item.pic02 picture {
		display: block;
	}
	.header__grid-item.pic02 .slider-container {
		overflow: hidden;
	}
	.header__grid-item.pic02 .slider-wrapper {
		display: grid;
		animation: scrollY-02 30s linear infinite;
	}
	.header__grid-item.pic02 .slide {
		margin: 0 auto 20px;
	}

	/* Safari */
	_::-webkit-full-page-media, _:future, :root .header__grid-item.pic02 {
		aspect-ratio: 0;
		max-height: 1366px;
	}
}
/* animation */
@keyframes scrollX-02 {
	from { transform: translateX(0);}
	to { transform: translateX(-100%);}
}
@keyframes scrollY-02 {
	from { transform: translateY(-100%);}
	to { transform: translateY(0);}
}

/* -------------------------------------------------- HISTORY */
@media (max-width: 767px) {
	.faq-inner {
		padding-left: 0;
		padding-right: 0;
	}
	.faq-inner .title-secondary {
		padding-left: 8%;
		padding-right: 8%;
	}
	.faq-inner .title-secondary::before {
		left: 8%;
	}
	.faq-inner .title-secondary::after {
		left: calc(8% + 20px);
	}
}
.history-accordion__item {
	/* border-top: 1px solid #DDDDDD; */
	/* アコーディオンが開いた時 */
}
.history-accordion__item .history-accordion__title {
	position: relative;
	padding: 5px;
	font-size: 1.6rem;
	font-weight: 700;
	background: url(../img/history-bg.png);
	cursor: pointer;
}
.history-accordion__item .history-accordion__title:after {
	content: "";
	position: absolute;
	top: 50%;
	left: 50%;
	display: block;
	width: calc(100% - 10px);
	height: calc(100% - 9px);
	border: 1px solid #ffffff80;
	transform: translate(-50%, -50%);
}
.history-accordion__item .history-accordion__title p.era {
	font-size: 2rem;
	color: #fff;
	line-height: 1.2;
	margin-left: 15px;
}
.history-accordion__item .history-accordion__title p.era span {
	font-size: 1rem;
}
.history-accordion__item .history-accordion__title p.lead {
	font-size: 1.2rem;
	color: #FBE187;
	line-height: 1.2;
}
.history-accordion__item .history-accordion__title::marker {
	content: "";
}
.history-accordion__item .history-accordion__title::-webkit-details-marker {
	display: none;
}
.history-accordion__item + .history-accordion__item {
	border-top: 1px solid #fff;
}
.history-accordion__item .history-accordion__title .icon {
	position: relative;
	display: inline-block;
	width: 48px;
	height: 48px;
}
.history-accordion__item .history-accordion__title .icon::before {
	content: "";
	display: inline-block;
	width: 16px;
	height: 2px;
	background-color: #fff;
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
}
.history-accordion__item .history-accordion__title .icon::after {
	content: "";
	display: inline-block;
	width: 2px;
	height: 16px;
	background-color: #fff;
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	transition: all 0.2s;
}
.history-accordion__item .history-accordion__contents-inner {
	background-color: rgba(255, 255, 255, 0.5);
	padding: 5.333% 5.333% 0;
}
.history-accordion__item[open] .icon::after {
	opacity: 0;
}
@media (max-width: 767px) {
	#section01 .section-title {
		margin-top: 40px;
	}
	.history-accordion__item .history-accordion__title p.era {
		margin-top: 20px;
		margin-bottom: 5px;
	}
	.history-accordion__item .history-accordion__title p.lead {
		margin-left: 15px;
		margin-bottom: 15px;
	}
	.history-accordion__item .history-accordion__title .icon {
		position: absolute;
		top: 50%;
		right: 0;
		transform: translateY(-50%);
		display: inline-block;
		width: 48px;
		height: 100%;
	}
}
@media (min-width: 768px), print {
	#section01 .section-title {
		margin-top: -100px;
	}
	.history-accordion__item .history-accordion__title {
		display: grid;
		align-items: center;
		grid-template-columns: 240px auto 100px;
		gap: 20px;
		padding: 10px;
		font-size: 1.7rem;
		transition: opacity 0.2s linear;
	}
	.history-accordion__item .history-accordion__title:after {
		width: calc(100% - 20px);
		height: calc(100% - 19px);
	}
	.history-accordion__item .history-accordion__title p.era {
		font-size: 3rem;
		margin-left: 30px;
	}
	.history-accordion__item .history-accordion__title p.era span {
		font-size: 1.6rem;
	}
	.history-accordion__item .history-accordion__title p.lead {
		font-size: 2rem;
	}
	.history-accordion__item .history-accordion__title .icon {
		width: 100px;
		height: 100px;
	}
	.history-accordion__item .history-accordion__title .icon::before {
		width: 24px;
	}
	.history-accordion__item .history-accordion__title .icon::after {
		height: 24px;
	}
	.history-accordion__item .history-accordion__title:hover {
		opacity: 0.8;
	}
	.history-accordion__item .history-accordion__contents-inner {
		padding: 5.333% 20px 0;
	}
}

/* history-contents */
.history__era {
	width: 70px;
	height: 70px;
	background-color: #fff;
	border: 1px solid #2D99DE;
	border-radius: 50%;
	font-size: 2rem;
	font-weight: 700;
	line-height: 1.2;
	letter-spacing: 0;
	color: #2D99DE;
	text-align: center;
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
}
.history__era span {
	display: block;
	font-size: 1rem;
	font-weight: 500;
}
.history-card {
	position: relative;
	width: 100%;
	z-index: 1;
}
.history-card__text {
	margin-top: 20px;
	font-size: 1.4rem;
}
.history-card__figure {
	position: relative;
	width: 100%;
	margin: 10px auto 0;
}
.history-card__image {
	margin-inline: 60px;
}
.history-card__image > .js-modalimg {
	cursor: pointer;
}
.history-card__figure__zoom {
	display: block;
	position: absolute;
	bottom: 10px;
	right: 65px;
	width: 16px;
	height: 16px;
	cursor: pointer;
}
.history-card__figure__zoom.style02 {
	bottom: 0;
}
.history-card__figure__zoom::before {
	content: '';
	display: block;
	width: 100%;
	height: 100%;
	background: url(../img/plus-icon.svg) no-repeat;
	background-size: contain;
	cursor: pointer;
}
.history-card__imgcaption {
	margin-top: 10px;
	font-size: 1rem;
	color: #5F5F5F;
}
.l-section .history-card__button.button {
	margin-top: 20px;
}
.l-section .history-card__button.button .button__inner {
	min-height: 40px;
	border-radius: 25px;
}
@media (max-width: 767px) {
	.history > .history__content > .history__card.only-common {
		padding-top: 25px;
	}
	.history__card {
		border-left: 1px solid #2D99DE;
		margin-left: 35px;
		padding-bottom: 60px;
	}
	.history-card__inner {
		position: relative;
	}
	.history__card.only-common .history-card__text {
		margin-top: 0;
	}
	.history-card__figure__zoom {
		bottom: 0;
		right: 40px;
	}
	.history-card__figure__zoom.style02 {
		bottom: 0;
		right: 40px;
	}
	.history__category {
		display: none;
	}
}
@media (min-width: 768px), print {
	.history > .history__content {
		position: relative;
	}
	.history__category {
		display: flex;
		gap: 0 10%;
		justify-content: space-evenly;
	}
	.history__category p {
		font-size: 1.5rem;
		line-height: 47px;
		font-weight: 700;
		text-align: center;
		width: 100%;
		max-width: 394px;
		height: 50px;
	}
	.history__category .sntk {
		border: 2px solid #2D99DE;
		background-color: #fff;
		color: #2D99DE;
	}
	.history__category .common {
		border: 2px solid #fff;
		background-color: #2D99DE;
		color: #fff;
	}
	.history__era {
		margin-inline: auto;
		width: 110px;
		height: 110px;
		font-size: 3rem;
	}
	.history__era span {
		font-size: 1.4rem;
	}
	.history__card {
		position: relative;
		padding-top: 37px;
		padding-bottom: 60px;
		display: flex;
	}
	.history__card.only-common {
		flex-direction: row-reverse;
		padding-top: 0;
		padding-bottom: 0;
	}
	.history__card::before {
		content: "";
		display: block;
		width: 2px;
		height: 100%;
		position: absolute;
		bottom: 0;
		left: 50%;
		background-color: #2D99DE;
	}
	.history-card__text {
		font-size: 1.8rem;
	}
	.history-card-wrap {
		flex: 0 0 50%;
	}
	.history-card-wrap:not(.first) {
		margin-top: 66px;
	}
	.history-card__figure {
		margin-top: 20px;
	}
	.history-card__imgcaption {
		font-size: 1.2rem;
	}
}
@media (min-width: 1024px) {
	.history__category {
		position: absolute;
		width: 100%;
		top: 0;
		left: 0;
		right: 0;
		gap: 0 170px;
	}
	.history__category p {
		font-size: 1.8rem;
	}
	#section01-4 .history__category {
		position: relative;
	}
}
/* sntk-history */
.history-card.sntk-history {
	position: relative;
	padding-top: 30px;
}
.history-card.sntk-history .history-card__inner {
	border-top: 1px solid #2D99DE;
	padding-left: 20px;
}
@media (max-width: 767px) {
	.history-card.sntk-history .history-card__title {
		position: absolute;
		right: 0;
		top: -30px;
		display: inline-block;
		color: #fff;
		font-size: 1.6rem;
		font-weight: 700;
		line-height: 30px;
		background-color: #2D99DE;
		padding-inline: 15px;
	}
	.history-card.sntk-history .history-card__inner::after {
		content: "";
		display: block;
		position: absolute;
		top: -4.5px;
		left: -4.5px;
		width: 8px;
		height: 8px;
		background-color: #2D99DE;
		border-radius: 50%;
	}
}
@media (min-width: 768px), print {
	.history-card.sntk-history {
		flex: 0 0 50%;
		padding-top: 0;
	}
	.history-card.sntk-history .history-card__inner {
		border-top: 2px solid #2D99DE;
		padding-right: 15px;
	}
	.history-card.sntk-history .history-card__title {
		position: absolute;
		left: 0;
		top: -37px;
		display: inline-block;
		color: #fff;
		font-size: 2rem;
		font-weight: 700;
		line-height: 37px;
		background-color: #2D99DE;
		padding-inline: 17px;
	}
	.history-card.sntk-history .history-card__inner::after {
		content: "";
		display: block;
		position: absolute;
		top: -6px;
		right: -6px;
		width: 11px;
		height: 11px;
		background-color: #2D99DE;
		border-radius: 50%;
	}
}


/* common-history */
.history-card.common-history .history-card__title {
	position: absolute;
	left: -25px;
	top: -25px;
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	width: 50px;
	height: 50px;
	color: #fff;
	font-size: 1.3rem;
	font-weight: 700;
	line-height: 1.1;
	background-color: #2D99DE;
	border-radius: 50%;
}
.history-card.common-history .history-card__title span {
	font-size: 1rem;
	font-weight: 500;
}
.history-card.common-history .history-card__text {
	min-height: 85px;
}
.history-card.common-history .history-card__text::before {
	content: "";
	display: block;
	position: absolute;
	top: 50%;
	left: 0;
	width: 30px;
	height: 1px;
	background-image: repeating-linear-gradient(90deg, #2d99de, #2d99de 2px, transparent 2px, transparent 4px);
	background-position: left top;
	background-repeat: repeat-x;
	background-size: 100% 1px;
	transform: translateY(-50%);
}
.history-card.common-history .history-card__text::after {
	content: "";
	display: block;
	position: absolute;
	top: 50%;
	left: -5px;
	width: 10px;
	height: 10px;
	background-color: #2D99DE;
	border-radius: 50%;
	transform: translateY(-50%);
}

.history-card.common-history .history-card__inner {
	padding-left: 50px;
}
@media (min-width: 768px), print {
	.history-card.common-history {
		/* margin-top: 30px; */
	}
	.history-card.common-history .history-card__inner {
		margin-right: 0;
		padding-left: 100px;
		min-height: 100px;
	}
	.history-card.common-history .history-card__title {
		left: -35px;
		top: -35px;
		width: 70px;
		height: 70px;
		font-size: 2rem;
	}
	.history-card.common-history .history-card__text::before {
		width: 74px;
		height: 2px;
		background-size: 100% 2px;
	}
	.history-card.common-history.same-month .history-card__text::before {
		top: 20px;
		transform: translateY(0);
	}
	.history-card.common-history.same-month .history-card__text::after {
		display: none;
	}
	.history-card.common-history.same-month .history-card__text {
		margin-top: -20px;
	}
}

/* -------------------------------------------------- symposium */
.symposium-title {
	margin-top: 30px;
	font-size: 2rem;
	font-weight: 700;
	text-align: center;
}
.symposium-text {
	margin-top: 10px;
	text-align: center;
}
.symposium-movie {
	position: relative;
	margin-top: 20px;
}
.symposium-movie::before {
	content: '';
	display: block;
	padding-top: 56.25%;
}
.symposium-movie > iframe {
	display: block;
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
}
@media (max-width: 767px) {
	#section04 .section-title {
		font-size: 2.5rem;
	}
}
@media (min-width: 768px), print {
	.symposium-title {
		margin-top: 95px;
		font-size: 3rem;
	}
	.symposium-text {
		margin-top: 15px;
	}
	.symposium-movie {
		margin-top: 35px;
	}
}

/* -------------------------------------------------- modal */
.c-modal {
	display: flex;
	align-items: center;
	justify-content: center;
	position: fixed;
	z-index: 100;
	left: 0;
	top: 0;
	width: 100%;
	height: 100%;
	overflow: auto;
	background-color: rgba(0, 0, 0, 0.7);
	opacity: 0;
	visibility: hidden;
	transition: opacity 0.2s linear, visibility 0.2s ease-in; /* アニメーション効果 */
}
.c-modal.is-open {
	opacity: 1;
	visibility: visible;
}
.c-modal__content {
	position: relative;
	width: 100%;
	max-width: 975px;
	margin-inline: auto;
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	gap: 10px;
	padding-inline: 20px;
	/* object-fit: contain; */
}
.c-modal__content img {
	max-width: 700px;
	/* object-fit: contain; */
}
.c-modal__close {
	display: block;
	margin-left: auto;
	width: 60px;
	height: 60px;
	cursor: pointer;
}
.c-modal__close::before {
	content: '';
	display: block;
	width: 100%;
	height: 100%;
	background: url(../img/close-icon.svg) no-repeat;
	background-size: contain;
	cursor: pointer;
}
@media (max-width: 767px) {
	.c-modal__close {
		width: 20px;
		height: 20px;
	}
}
@media (min-width: 768px), print {
	.c-modal {
		padding-bottom: 60px;
	}
}

/* contentsmodal */
.symbolmark-card {

}

.symbolmark-card__inner {
	background-color: #fff;
	padding: 0 20px 30px;
}
.symbolmark-card__title {
	font-weight: bold;
	font-size: 1.6rem;
	line-height: 1.4;
	padding-bottom: 10px;
	border-bottom: 2px solid #2D99DE;
	margin-bottom: 20px;
}
.symbolmark-card__title span {
	font-size: 1.2rem;
	display: block;
}
@media (max-width: 767px) {
	#symbolmark {
		padding-top: 75px;
	}
	.symbolmark-card__image {
		margin: 0 auto;
		max-width: 150px;
	}
	.symbolmark-card__text {
		font-size: 1.2rem;
	}
}
@media (min-width: 768px), print {
		.symbolmark-card__inner {
			display: flex;
			justify-content: space-between;
			align-items: center;
			padding: 50px 60px;
		}
		.symbolmark-card__title {
			font-size: 2.4rem;
			padding-bottom: 28px;
		}
		.symbolmark-card__title span {
			display: block;
			font-size: 1.6rem;
		}
		.symbolmark-card__image {
			flex: 0 0 calc(39.25% - 20px);
			margin-right: 40px;
		}
		.symbolmark-card__content {
			flex: 1 0 calc(50% - 20px);
		}
	}

/* loading */
.loading {
	display: none;
}
.loading.is-start {
	display: block;
	position: fixed;
	top: 0;
	left: 0;
	width: 100vw;
	height: 100vh;
	background-color: #fff;
	overflow: hidden;
	z-index: 9999;
	display: flex;
	justify-content: center;
	align-items: center;
}
.loading.is-start .loading-inner {
	display: block;
	width: 100%;
	height: 100%;
	padding: 20px;
	display: flex;
	justify-content: center;
	align-items: center;
	overflow: hidden;
}
.loading.is-start .loading-item {
	opacity: 0;
	position: absolute;
	width: 100%;
	transition: opacity 2.1s cubic-bezier(0.77, 0, 0.175, 1);
}
.loading.is-start .loading-item.is-active {
	opacity: 1;
	position: relative;
}
.loading.is-start .loading-item.is-fadeout {
  opacity: 0;
}
.loading.is-start .loading-circle {
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	width: 100%;
	max-width: 700px;
	border-radius: 50%;
	background-color: #2D99DE;
	aspect-ratio: 1/1;
	transition: opacity 2.1s cubic-bezier(0.77,0,0.175,1);
	/* overflow: hidden; */
}
.loading.is-start .loading-circle.is-fadeout {
  opacity: 0;
}
.loading.is-start .loading-era {
	font-size: 2.7rem;
	line-height: 1.2;
	font-weight: 900;
	color: #fff;
	text-align: center;
}
.loading.is-start .loading-era span:not(.era-num) {
	font-size: 1.8rem;
	font-weight: 700;
	line-height: 1;
}
.loading.is-start .loading-item.item08 {
	background-color: #fff;
}
.loading.is-start .loading-item.item08 .loading-thumb {
	max-width: 700px;
	width: 100%;
	margin: 0 auto;
}
#content {
  opacity: 0;
  transition: opacity 0.8s cubic-bezier(0.77,0,0.175,1);
}
#content.is-show {
  opacity: 1;
}
.loading-active {
  overflow: hidden;
}

@media (max-width: 767px) {
	.loading.is-start .loading-thumb {
		max-width: 200px;
		margin: 10px auto 0;
	}
}
@media (min-width: 768px), print {
	.loading.is-start .loading-era {
		font-size: 5rem;
		line-height: 1.2;
	}
	.loading.is-start .loading-era span:not(.era-num) {
		font-size: 3rem;
	}
	.loading.is-start .loading-thumb {
		width: 400px;
		margin: 20px auto 0;
	}
}