@charset "utf-8";
/*
 common.css
*/
/* -----------------------------------------------
= reset
----------------------------------------------- */
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: inherit;
	font-size: 100%;
	vertical-align: baseline;
}
html {
	line-height: 1;
}
ol, ul {
	list-style: none;
}
table {
	border-collapse: collapse;
	border-spacing: 0;
}
caption, th, td {
	text-align: left;
	font-weight: normal;
	vertical-align: middle;
}
q, blockquote {
	quotes: none;
}
q:before, q:after, blockquote:before, blockquote:after {
	content: "";
	content: none;
}
a img {
	border: none;
}
article, aside, details, figcaption, figure, footer, header, hgroup, main, menu, nav, section, summary {
	display: block;
}
.colorRed {
	color: #cc0000;
}
.italic {
	font-style: italic;
}
button {
	margin: 0;
	padding: 0;
	color: inherit;
	border: none;
	border-radius: 0;
	background: transparent;
	-webkit-appearance: none;
	appearance: none;
	font: inherit;
	cursor: pointer;
}
input,
select,
textarea {
	font: inherit;
}
/* -----------------------------------------------
= base
----------------------------------------------- */
html {
	-webkit-text-size-adjust: 100%;
	-ms-text-size-adjust: 100%;
}
body {
	color: #333;
	font-family: 'Noto Sans JP', sans-serif;
/*
	font-family: 'Jost', sans-serif;
	font-family: 'Ubuntu Condensed', sans-serif;
*/
	font-weight: 400;
}
img {
	max-width: 100%;
	height: auto;
	vertical-align: top;
}
a {
	color: #333;
	text-decoration: none;
	transition: opacity .3s;
}
a[href]:hover {
	opacity: .8;
}
/* -----------------------------------------------
= common
----------------------------------------------- */
html {
	font-size: calc(100vw / 75);
}
.is-pc {
	display: none;
}
.is-bold {
	font-weight: 700;
}
@media print, screen and (min-width: 768px) {/* PC */
html {
	font-size: calc(100vw / 100);
}
.is-pc {
	display: block;
}
.is-sp {
	display: none;
}
}/* @media */
@media print, screen and (min-width: 1001px) {/* widePC */
html {
	font-size: 62.5%;
}
}/* @media */
/* -----------------------------------------------
= body
----------------------------------------------- */
body.is-nav_opened {
	overflow: hidden;
}
body.is-nav_opened::before {
	content: "";
	display: block;
	position: fixed;
	top: 0;
	right: 0;
	width: 0;
	z-index: 5;
	width: 100%;
	height: 100vh;
	background: rgba(0,0,0,.5);
}
body::after {
	content: "";
	display: block;
	position: fixed;
	top: 0;
	right: 0;
	width: 0;
	z-index: 6;
	height: 100vh;
	background: #fff;
	opacity: 0;
	transition: width .6s, opacity .6s;
}
body.is-nav_opened::after {
	width: 100%;
	opacity: 1;
}
@media print, screen and (min-width: 1001px) {/* widePC */
body.is-nav_opened::after {
	width: 50%;
}
}/* @media */
/* -----------------------------------------------
= header
----------------------------------------------- */
.header {
	display: flex;
	align-items: center;
	position: fixed;
	top: 0;
	left: 0;
	z-index: 30;
	width: 100%;
	background: #fff;
	opacity: 0;
	transition: opacity .8s .2s;
}
.header.visible {
	opacity: 1;
}
.header .logo {
	padding: 3rem 3rem 2.8rem;
	width: 19.3rem;
}
.header .logo_research {
	width: 33.4rem;
	padding: 3rem .5rem;
}
.nav_btn {
	position: fixed;
	top: 0;
	right: 0;
	z-index: 40;
	width: 10.8rem;
	height: 9.4rem;
	cursor: pointer;
	opacity: 0;
	transition: opacity .8s .2s;
}
.nav_btn.visible {
	opacity: 1;
}
.nav_btn span {
	display: block;
	position: absolute;
	right: 3rem;
	width: 4.8rem;
	height: .3rem;
	background: #454546;
	transition: background .3s, opacity .3s;
}
.nav_btn:hover span {
	opacity: .8;
}
.nav_btn .bar01 {
	top: 3.1rem;
	transition: transform .3s, position .3s;
}
.nav_btn .bar02 {
	top: 4.8rem;
}
.nav_btn .bar03 {
	top: 6.4rem;
	transition: transform .3s, position .3s;
}
.is-nav_opened .bar01 {
	top: 4.8rem;
	transform: rotate(-45deg);
}
.is-nav_opened .bar02 {
	display: none;
}
.is-nav_opened .bar03 {
	top: 4.8rem;
	transform: rotate(45deg);
}
.nav {
	visibility: hidden;
	opacity: 0;
	position: fixed;
	top: 0;
	z-index: -1;
	width: 100%;
	height: 100%;
	max-height: 100vh;
	overflow-y: auto;
	-webkit-overflow-scrolling: touch;
}
.is-nav_opened .nav {
	visibility: visible;
	opacity: 1;
	z-index: 20;
}
.nav ul {
	margin: 9.4rem 0 20rem;
}
.nav li {
	border-bottom: 1px solid #dbdcdd;
	opacity: 0;
	transition: opacity .5s;
}
.is-nav_opened .nav li {
	opacity: 1;
}
.nav li:nth-child(1) {
	border-top: 1px solid #dbdcdd;
	transition-delay: .2s;
}
.nav li:nth-child(2) {
	transition-delay: .3s;
}
.nav li:nth-child(3) {
	transition-delay: .4s;
}
.nav li:nth-child(4) {
	transition-delay: .5s;
}
.nav li:nth-child(5) {
	transition-delay: .6s;
}
.nav li:nth-child(6) {
	transition-delay: .7s;
}
.nav li:nth-child(7) {
	transition-delay: .8s;
}
.nav li:nth-child(8) {
	transition-delay: .9s;
}
.nav li:nth-child(9) {
	transition-delay: 1s;
}
.nav li:nth-child(10) {
	transition-delay: 1.1s;
}
.nav li:nth-child(11) {
	transition-delay: 1.2s;
}
.nav li:nth-child(12) {
	transition-delay: 1.3s;
}
.nav li a {
	display: block;
	position: relative;
	margin-left: 1.7em;
	text-indent: -1.7em;
	padding: 3.8rem 6rem 3.8rem 4rem;
	font-size: 3.2rem;
	font-weight: 700;
	line-height: 4.4rem;
}
.nav li a::after {
	content: "";
	display: block;
	position: absolute;
	top: 50%;
	right: 4rem;
	width: 2rem;
	height: 2rem;
	margin-top: -1rem;
	border-top: .4rem solid #9b001b;
	border-right: .4rem solid #9b001b;
	transform: rotate(45deg);
}
@media print, screen and (min-width: 768px) {/* PC */
.header .logo {
	padding-left: 5rem;
}
.header .logo_research {
	flex: 1;
	margin-right: 26.5rem;
	text-align: center;
}
body.is-nav_opened .header {
	display: none;
}
.nav_btn span {
	right: 5rem;
}
.nav_img {
	content: "";
	position: fixed;
	top: 0;
	left: 0;
	bottom: 0;
	z-index: 10;
	width: 50%;
	height: 100%;
	background: url(/research-branding/assets/img/nav_img01.jpg) no-repeat 40% 50% / cover;
	visibility: hidden;
	opacity: 0;
	transform: translateX(-2rem);
	transition: .6s;
}
body.is-nav_opened .nav_img {
	visibility: visible;
	opacity: 1;
	transform: translateX(0);
}
.nav ul {
	margin: 0 0 0 50%;
	padding: 8rem;
}
.nav li {
	transform: translateY(2rem);
	transition: opacity .5s, transform .5s;
}
.is-nav_opened .nav li {
	transform: translateY(0);
}
.nav li:nth-child(1) {
	border-top: none;
}
.nav li:last-child {
	border-bottom: none;
}
.nav li a {
	display: inline-block;
	padding: 2rem 0;
	font-size: 2rem;
	line-height: 2.6rem;
}
.nav li a::after {
	display: none;
}
}/* @media */
/* -----------------------------------------------
= main
----------------------------------------------- */
.main {
	padding: 9.6rem 0 0;
}
@media print, screen and (min-width: 768px) {/* PC */
.main {
}
}/* @media */
/* -----------------------------------------------
= footer
----------------------------------------------- */
.footer {
	padding: 4rem 0;
	color: #fff;
	background: #000;
}
.footer .pagetop {
	display: none;
	position: fixed;
	right: 3rem;
	bottom: 5rem;
	z-index: 3;
	width: 8rem;
	height: 8rem;
	background: #9b001b;
	border-radius: 50%;
	text-align: center;
	cursor: pointer;
	transition: opacity .3s;
}
.footer .pagetop:hover {
	opacity: .8;
}
.footer .pagetop img {
	display: block;
	margin: 0 auto;
	padding: 1.7rem 0;
	width: 1.5rem;
}
.footer .copyright {
	font-size: 2.2rem;
	text-align: center;
}
@media print, screen and (min-width: 768px) {/* PC */
.footer {
	padding: 3rem 0;
}
.footer .pagetop {
	right: 5rem;
	bottom: 7rem;
	width: 5.6rem;
	height: 5.6rem;
}
.footer .pagetop img {
	padding: 1.4rem 0;
	width: .9rem;
}
.footer .copyright {
	font-size: 1.2rem;
}
}/* @media */
/* -----------------------------------------------
= print
----------------------------------------------- */
@media print {
body {
	min-width: 1000px;
}
.header,
.nav_btn {
	position: absolute;
}
}/* media */