@charset "utf-8";

html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed,
figure, figcaption, footer, header, hgroup,
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
	margin: 0;
	padding: 0;
	border: 0;
	font-size: 100%;
	font: inherit;
	vertical-align: baseline;
	box-sizing: border-box;
}
/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure,
footer, header, hgroup, menu, nav, section {
	display: block;
}
/* tag */
body {
	margin: 0;
	padding: 0;
	font-family: 'Zen Kaku Gothic New', sans-serif;
	font-size: 16px;
	line-height: 1.6;
	font-weight: 400;
}
main {
	overflow: hidden;
}
a {
	color: #000;
	text-decoration: none;
}
a:hover {
	opacity: 0.7;
}
i{
	font-style: italic;
}
ul {
	list-style: none;
	margin: 0;
	padding: 0;
}
img {
	max-width: 100%;
}
.sp_only{
	display: none!important;
}

.cf:after {
	content: '';
	clear: both;
	display: block;
}
section{
	padding: 80px 0;
	position: relative;
}
section.white{
	background: #F6F6F6;
}
section.gray{
	background: #fff;
}
section.white::before{
	content: "";
	display: block;
	position: absolute;
	top: 0;
	right: 0;
	width: 90%;
	background: white;
	border-radius: 20px 0 0 20px;
	height: 100%;
	z-index: 0;
}
section.white:after{
	content: "";
	background: url(../img/hex.png) no-repeat center top/100%;
	width: 300px;
	height: 300px;
	display: block;
	position: absolute;
	top: 0;
	left:15%;
}
section.gray::before{
	content: "";
	display: block;
	position: absolute;
	top: 0;
	left: 0;
	width: 90%;
	background: #F6F6F6;
	border-radius: 0px 20px 20px 0;
	height: 100%;
	z-index: 0;
}
.wrapper {
	max-width: 1094px;
	position: relative;
	margin: auto;
	z-index: 1;
}
@media screen and (max-width:1420px) {
	section.white::before{
		width: calc(100% - 20px);
	}
	section.gray::before{
		width: calc(100% - 20px);
	}
}
@media screen and (max-width:1158px) {
	.wrapper{
		padding: 0 20px 0 40px;
	}
}

@media screen and (max-width:767px) {
	.sp_only{
		display: inline!important;
	}
	.flex.sp_only{
		display: flex!important;
	}
	.pc_only{
		display: none!important;
	}
	body {
		font-size: 14px;
	}
	section{
		padding: 40px 0;
	}
	section.white::before{
		width: calc(100% - 10px);
	}
	section.gray::before{
		width: calc(100% - 10px);
	}
	.wrapper {
		padding: 0 20px;
	}
	section.white:after{
		width: 120px;
		height: 120px;
		left:5%;
	}
}

.arrow {
	position: relative;
}
.arrow:after {
	content: '';
	width: 6px;
	height: 6px;
	border-top: solid 1px transparent;
	border-right: solid 1px #000;
	border-bottom: solid 1px #000;
	border-left: solid 1px transparent;
	position: absolute;
	right: 15px;
	top: 50%;
	transform: translateY(-50%) rotate(-45deg) ;
}
.bt_wrap{
	padding: 20px 0;
}
.button {
	width: 200px;
	margin: auto;
	background: white;
	min-width: 140px;
	display: flex;
	align-items: center;
	border: solid 1px #000;
	border-radius: 1000px;
	justify-content: center;
	padding: 7px 30px;
}
.button:hover {
	text-decoration: none;
	opacity: 0.7;
}
p{
	padding-bottom: 1em;
}

h2 {
	font-size: 18px;
	margin: 0 0 30px 0;
	font-family: 'Zen Old Mincho', serif;
}
h2:before{
	display: block;
	color: #CE1414;
	font-size: 70px;
	font-family: 'Barlow Condensed', sans-serif;
	font-weight: 300;
	padding-bottom: 10px;
	line-height: 1em;
}
h3{
	font-size: 24px;
	margin: 0 0 20px 0;
	font-family: 'Zen Old Mincho', serif;
}
@media screen and (max-width:767px) {
	h2:before{
		font-size: 40px;
	}
	h2 {
		font-size: 16px;
		margin: 0 0 20px 0;
	}
	h3{
		font-size: 20px;
	}
}
strong {
	font-weight:700;
}
.flex{
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
}
.flex.reverse{
	flex-flow: row-reverse;
	flex-wrap: wrap;
}
.flex .txt{
	width: 58%;
}
.flex .ph{
	width: 38%;
}

.flex .ph img{
	margin-bottom: 10px;
}
p.small{
	font-size: 0.9em;
}
.all .ph{
	display: flex;
	justify-content: space-between;
	margin-bottom: 30px;
	flex-wrap: wrap;
}
.all .ph img{
	width: 49%;
}
@media screen and (max-width:767px) {
	.flex .txt,
	.flex .ph{
		width: 100%;
	}
	.all .ph img{
		width: 100%;
		margin-top: 20px;
	}
}



/* header */
#header {
	max-width: 1244px;
	margin: 0 auto;
	height: 70px;
	display: flex;
	align-items: center;
	justify-content: space-between;
}
#header > h1 {
	margin: 0;
	padding-left: 30px;
}
#header > h1 img {
	display: block;
	max-width: 190px;
}
#toc > ul {
	display: flex;
	align-items: center;
	font-size: 14px;
}
#toc > ul > li {
	margin-left: 40px;
}
#toc a:hover {
	text-decoration: none;
	opacity: 0.7;
}

@media screen and (max-width:767px) {
/* header */
#header {
	height: 47px;
}
#header > h1 {
	padding-left: 15px;
}
#header > h1 img {
	width: 130px;
}
#header > div {
	height: 47px;
	position: relative;
	width: 40px;
}
#toc-toggle {
	position: absolute;
	display: block;
	width: 1px;
	height: 1px;
	margin: -1px;
	overflow: hidden;
	clip: rect(0 0 0 0);
}
#hamburger {
	position: relative;
	top: 0;
	display: flex;
	height: 47px;
	width: 25px;
	justify-content: center;
	align-items: center;
	z-index: 9999;
}
#hamburger span, #hamburger span:before, #hamburger span:after {
	content: '';
	display: block;
	height: 5px;
	width: 25px;
	background-color: #CE1414;
	position: absolute;
	transition: background-color 0.3s, top 0.3s, bottom 0.3s, transform 0.3s;
}
#toc-toggle:checked ~ #hamburger span {
	background-color: rgba(255, 255, 255, 0);
}
#hamburger span:before {
	bottom: 7px;
}
#hamburger span:after {
	top: 7px;
}
#toc-toggle:checked ~ #hamburger span::before {
	bottom: 0;
	transform: rotate(45deg);
}
#toc-toggle:checked ~ #hamburger span::after {
	top: 0;
	transform: rotate(-45deg);
}
#toc  {
	overflow: hidden;
	width: 100vw;
	position: relative;
	left: calc(-100vw + 40px);
}
#toc > ul {
	position: relative;
	top: 0;
	right: -100vw;
	transition: right 0.3s;
	width: 100vw;
	background-color: #CE1414;
	z-index: 999;
	height: calc(100vh - 47px);
}
#toc-toggle:checked ~ #toc > ul {
	right: 0;
}
#toc > ul {
	display: block;
	padding-top: 35px;
}
#toc > ul > li {
	display: block;
	margin: 10px 0;
}
#toc a {
	display: block;
	padding: 10px 0;
	text-align: center;
	font-size: 18px;
	color: #fff;
}
}

/* footer */
#footer {
	font-size: 14px;
}
#footer > .wrapper {
	max-width: 1226px;
	text-align: center;
}
#copyright {
	position: relative;
	padding: 20px 0;
}
#copyright small {
	display: block;
	font-size: 14px;
}
#meito-logo {
	position: absolute;
	top: 50%;
	transform: translateY(-50%);
	right: 0;
	width: 150px;
}
#meito-logo img {
	display: block;
}
#page-top {
	position: fixed;
	right: 74px;
	bottom: 74px;
	width: 54px;
	height: 54px;
	border-radius: 27px;
	z-index: 10;
}
#page-top:before {
	content: '';
	display: block;
	position: absolute;
	top: 0;
	left: 0;
	width: 52px;
	height: 52px;
	border: solid 1px #CE1414;
	border-radius: 27px;
	background: #fff;
	opacity: 0.6;
}
#page-top:after {
	content: '';
	display: block;
	width: 11px;
	height: 11px;
	border-top: solid 2px transparent;
	border-right: solid 2px #CE1414;
	border-bottom: solid 2px #CE1414;
	border-left: solid 2px transparent;
	position: absolute;
	top: 24px;
	left: 50%;
	transform: translateX(-50%) rotate(-135deg);
}

@media screen and (max-width:767px) {
	#page-top {
		right: 10px;
		bottom: 10px;
	}
}

/* top */
#top-mv {
	position: relative;
	padding-top: calc(1064 / 2280 * 100%);
	background: url(../img/mv.jpg) no-repeat center center/cover;
	border-bottom: 100px solid #F6F6F6;
}
@media screen and (max-width:767px) {
	#top-mv {
		padding-top: calc(1200 / 750 * 100%);
		background: url(../img/mv_sp.jpg) no-repeat center top/100%;
		border-bottom: 50px solid #F6F6F6;
	}
}

section#concept:after{
	content:"";
	display: block;
	background: url(../img/factory.jpg) no-repeat right top/100%;
	width: 32%;
	height: 100%;
	position: absolute;
	top: 60px;
	right: 0;
	left: auto;
}
#concept h2{
	border-bottom: 1px solid #CACACA;
	padding-bottom: 20px;
	margin-bottom: 40px;
}
#concept h2:before{
	content: "CONCEPT";
}
#concept .flex .txt{
	width: 70%;
}
#concept .work{
	padding-top: 50px;
}
#concept .work h3{
	border-bottom: 1px solid #CACACA;
	padding-bottom: 20px;
	margin-bottom: 40px;
}
#concept .work ul.flex li{
	width: 49%;
	background: #F6F6F6;
	padding: 30px;
	margin-bottom: 20px;
	border-radius: 10px;
}
#concept .work ul.flex li p{
	padding-bottom: 0;
}
#concept h4{
	font-size: 22px;
	margin: 0 0 10px 0;
	font-family: 'Zen Old Mincho', serif;
}
#concept h4 img{
	width: 30px;
	margin-right: 10px;
	display: inline-block;
	vertical-align: middle;
}
@media screen and (max-width:767px) {
	section#concept:after{
		display: none;
	}
	#concept .work ul.flex li{
		width: 100%;
		padding: 20px;
	}
	#concept .flex .txt{
		width: 100%;
	}
	#concept .ph{
		margin-right: -20px;
	}
	#concept .ph img{
		border-radius: 20px;
	}
	#concept .work{
		padding-top: 30px;
	}
	#concept h2,
	#concept .work h3{
		padding-bottom: 10px;
		margin-bottom: 20px;
	}
	#concept h4{
		font-size: 18px;
	}
	#concept h4 img{
		width: 20px;
	}
}

#news h2:before{
	content: "TOPICS";
}
#news ul {
	padding: 0 0px;
	margin-bottom: 26px;
}
#news ul > li {
	padding: 26px 0;
	border-bottom: dashed 1px #C3C3C3;
}

#news ul a:hover {
	text-decoration: none;
}
#news ul time {
	font-size: 14px;
	color: #848484;
}
#news ul span,
section.entry h2 span {
	display: inline-block;
	text-align: center;
	font-size: 12px;
	padding: 0px 4px;
	min-width: 92px;
	background-color: #45A8DD;
	border-radius: 5px;
	color: #fff;
	margin-left: 5px;
}
section.entry time{
	display: block;
	padding-bottom: 30px;
	color: #848484;
	text-align: right;
}

#news ul p {
	padding: 0;
}
#news ul a:hover > h3 {
	text-decoration: underline;
}
#news .button {
	margin: 0 auto;
}

@media screen and (max-width:767px) {
	#news h2{
		margin-bottom: 0;
	}
}

#theme h2:before{
	content: "RESEARCH THEMES";
}

.theme-box{
	background:rgba(217,217,217,0.2);
	padding: 40px;
	margin-bottom: 40px;
	border-radius: 20px;
}
#theme .flex.box > div{
	width: 49%;
	background: #EFEFEF;
	padding: 20px;
	margin-bottom: 20px;
}

@media screen and (max-width:767px) {
	.theme-box{
		padding: 20px;
		margin-bottom: 30px;
	}
	#theme .flex.box > div{
		width: 100%;
	}
}

#equipment h2:before{
	content: "EQUIPMENT";
}
ul.slick {
	margin-top: 40px;
}
ul.slick li{
	padding: 0 20px;
}
ul.slick li img{
	margin-bottom: 20px;
	border-radius: 10px;
}
ul.slick li h3{
	font-size: 16px;
	font-weight: 700;
	margin-bottom: 10px;
}
.slick-prev, .slick-next{
	border: 1px solid #848484;
	background: white;
	border-radius: 50%;
	width: 40px;
	height: 40px;
	top: 30%;
}
.slick-prev {
    left: -35px;
}
.slick-next {
    right: -35px;
}
.slick-prev:before, .slick-next:before{
		content: '';
		width: 10px;
		height: 10px;
		border-top: solid 1px transparent;
		border-right: solid 1px #000;
		border-bottom: solid 1px #000;
		border-left: solid 1px transparent;
		position: absolute;
		right: 17px;
		top: 50%;
		transform: translateY(-50%) rotate(-45deg) ;
		z-index: 500;
}
.slick-prev:before{
	right: 10px;
	transform: translateY(-50%) rotate(135deg);
}
@media screen and (max-width:767px) {
	.slick-prev, .slick-next{
		width: 30px;
	height: 30px;
	}
	.slick-prev {
		left: -15px;
	}
	.slick-next {
		right: -15px;
	}
	.slick-prev:before, .slick-next:before{
		right: 12px;
	}
	.slick-prev:before{
		right: 6px;
	}
}

#blog h2:before{
	content: "Laboratories BLOG";
}
#blog .flex > a{
	display: block;
	width: 31%;
}
#blog .flex > a img{
	width: 100%;
	aspect-ratio: 16 / 10;
	object-fit: cover;
}

#blog h2:before{
	content: "Laboratories BLOG";
}
@media screen and (max-width:767px) {
	#blog .flex{
		margin-bottom: 20px;
	}
	#blog .flex > a{
		display: flex;
		justify-content: space-between;
		align-items:flex-start;
		width: 100%;
	}
	#blog .flex > a img{
		width: 30%;
		height: auto;
	}
	#blog .flex > a p{
		width: calc(100% - 32%);
	}

}

#thesis h2:before{
	content: "PAPERS";
}
#thesis ul li{
	display: flex;
	align-items: flex-start;
	margin-bottom: 10px;
}
#thesis ul li span{
	display: block;
	padding: 3px 10px;
	background: #CE1414;
	color: white;
	min-width: 7em;
	font-size: 12px;
	text-align: center;
	margin-right: 1em;
	border-radius: 5px;
}
#thesis ul li p{
	width: calc(100% - 8em);
}

#access h2:before{
	content: "ACCESS";
}
#access iframe{
	width: 100%;
	height: 500px;
	margin-bottom: 20px;
}
#access h4{
	font-size: 18px;
	font-weight: 700;
}
#access ul{
	margin-left: 1em;
}
#access ul li{
	list-style-type:disc;
	margin-bottom: 10px;
}

@media screen and (max-width:767px) {
	#access iframe{
		height: 200px;
	}
}

#link h2:before{
	content: "LINKS";
}
#link ul.flex{
	justify-content: flex-start;
}
#link ul li{
	width: 40%;
	margin-right: 20px;
}
@media screen and (max-width:767px) {
	#link ul.flex{
		justify-content:space-between;
	}
	#link ul li{
		width: 90%;
		margin-bottom: 20px;
		margin-right: 0;
	}
}

#page-title {
    background: #F5F5F5;
}
#page-title > .wrapper {
    max-width: 1100px;
}
#page-title > .wrapper > div {
    display: flex;
    margin-right: calc(50% - 50vw);
    justify-content: space-between;
    margin-top: 17px;
}
.page-title-img {
    position: relative;
    top: -17px;
    display: flex;
    order: 1;
	width: 400px;
}
.page-title-txt{
	display: flex;
	align-items: center;
}
.page-title-txt h1{
	font-size: 30px;
}
.page-title-txt h1:before{
	display: block;
	content: "PAPERS";
	color: #CE1414;
	font-size: 80px;
	font-family: 'Barlow Condensed', sans-serif;
	font-weight: 300;
	padding-bottom: 10px;
	line-height: 1em;
}
@media screen and (max-width:767px) {
	#page-title {
    background: #F5F5F5;
}
	#page-title > .wrapper > div {
		display: block;
		margin: 0;
	}
	.expand {
		margin-right: calc(50% - 50vw);
		margin-left: calc(50% - 50vw);
	}
	.page-title-img {
		top: 0;
	}
}
#list h2{
	font-size: 24px;
	font-weight: 700;
}

.internal-links {
	display: flex;
	justify-content: space-between;
	margin: 70px 0;
}
.internal-links > li {
	width: calc(240 / 1004 * 100%);
	padding-bottom: 5px;
	border-bottom: solid 1px #000;
}
.internal-links > li > a {
	display: block;
	text-align: center;
	text-decoration: none;
	position: relative;
}
.internal-links.five-column > li {
	width: calc(190 / 1004 * 100%);
}
.internal-links.five-column > li > a {
	font-size: 13px;
	padding-right: 14px;
}
.internal-links > li > a:after {
	content: '';
	display: block;
	width: 5px;
	height: 5px;
	border-top: solid 2px transparent;
	border-right: solid 2px #000;
	border-bottom: solid 2px #000;
	border-left: solid 2px transparent;
	position: absolute;
	right: 2px;
	top: 50%;
	transform: translateY(-75%) rotate(45deg);
}


/* study list */
#study-list {
	max-width: 1064px;
}
#study-list ol {
	margin-bottom: 90px;
	margin-left: 2em;
}
#study-list li {
	margin-bottom: 40px;
	position: relative;
	padding: 0;
	font-weight: 400;
}
#study-list li p{
	padding: 0;
	margin: 0;
}
#study-list li::marker {
	font-size: 20px;
	font-weight: bold;
}
#study-list li > span.num {
	position: absolute;
	left: 0;
	font-size: 20px;
	font-weight: bold;
}