@charset "utf-8";


.index-head:before {
	background-image: url(../images/faq/bg_index_pagehead.jpg);
}

.faq {
	margin-top: 120px;
	display: flex;
	flex-direction: row-reverse;
	justify-content: space-between;
}

.faq-nav {
	max-width: 25%;
	flex-basis: 25%;
}

.faq-nav-list {
	border-top: 1px solid rgba(0, 0, 0, .15);
	position: sticky;
	top: 120px;
}

.faq-nav-list__item {
	border-bottom: 1px solid rgba(0, 0, 0, .15);
}

.faq-nav-list__item a {
	height: 60px;
	padding: 0 10px;
	display: flex;
	position: relative;
	align-items: center;
	font-size: 1.5rem;
	font-weight: bold;
	line-height: 1.6;
	text-decoration: none;
}

.faq-nav-list__item a:hover {
	color: rgba(24, 141, 96, 1);
}

.faq-nav-list__item a:before,
.faq-nav-list__item a:after {
	content: "";
	display: block;
	position: absolute;
	box-sizing: border-box;
}

.faq-nav-list__item a:before {
	width: 20px;
	height: 20px;
	border: 1px solid rgba(24, 141, 96, .3);
	border-radius: 50%;
	top: calc(50% - 10px);
	right: 10px;
}

.faq-nav-list__item a:after {
	width: 4px;
	height: 4px;
	border-top: 1px solid rgba(24, 141, 96, 1);
	border-right: 1px solid rgba(24, 141, 96, 1);
	transform: rotate3d(0, 0, 1, 45deg);
	transform-origin: center;
	top: calc(50% - 2px);
	right: 18px;
}

.faq-nav-list__item a:hover:before {
	border-color: rgba(24, 141, 96, 1);
}

.faq-nav-list__item a:hover:after {
	transform: translateX(3px) rotate3d(0, 0, 1, 45deg);
}

.faq-main {
	max-width: calc(75% - 60px);
	flex-basis: calc(75% - 60px);
}

.faq-section {
	margin: 120px 0;
	display: flex;
	justify-content: space-between;
}

.faq-section:first-child {
	margin-top: 0;
}

.faq-section:last-child {
	margin-bottom: 0;
}

.faq-section__title {
	max-width: 40px;
	flex-basis: 40px;
}

.faq-section__title__wrap {
	position: sticky;
	top: 120px;
}

.faq-section__title__wrap .en {
	display: block;
	font-size: 4rem;
	font-weight: 600;
	line-height: 1.6;
	text-align: center;
	color: rgba(24, 141, 96, 1);
	letter-spacing: -.05em;
}

.faq-section__title__text {
	width: 100%;
	display: block;
	position: relative;
	font-size: 2.2rem;
	font-weight: bold;
	line-height: 1.6;
	color: rgba(0, 0, 0, 1);
	writing-mode: vertical-lr;
	font-feature-settings: normal;
}

.faq-section__title__text:after {
	content: "";
	width: 1px;
	height: 100%;
	display: block;
	background-color: rgba(0, 0, 0, 1);
	position: absolute;
	right: 0;
	top: 0;
}

.qa-detail__list {
	max-width: calc(100% - 40px - 60px);
	flex-basis: calc(100% - 40px - 60px);
}

.qa-detail__list__content {
	margin: 10px 0;
	position: relative;
	overflow: hidden;
	transition: all 300ms ease;
	cursor: pointer;
}

.qa-detail__list__content:first-child {
	margin-top: 0;
}

.qa-detail__list__content:hover {
	border-color: rgba(0, 0, 0, .3);
	box-shadow: 0 0 10px 0 rgba(0, 0, 0, .1);
}

.qa-open.qa-detail__list__content {
	box-shadow: 0 0 0 0 rgba(0, 0, 0, 0);
	z-index: 1;
}

.qa__q {
	display: flex;
	padding: 20px 40px;
	padding-right: 60px;
	background: rgba(0, 0, 0, .1);
	border-radius: 5px;
	position: relative;
	font-size: 1.6rem;
	font-weight: bold;
	line-height: 1.6;
	color: rgba(0, 0, 0, 1);
	transition: background 300ms ease;
}

.qa__q:hover {
	background-color: rgba(0, 0, 0, .15);
}

.qa-open .qa__q {
	background: rgba(24, 141, 96, 1);
	font-weight: 600;
	color: rgba(255, 255, 255, 1);
}

.qa__q .en {
	max-width: 30px;
	flex-basis: 30px;
	min-width: 30px;
}

.qa__q:before,
.qa__q:after {
	content: "";
	display: block;
	background-color: #CCC;
	position: absolute;
	transition: opacity 300ms ease;
}

.qa__q:before {
	width: 16px;
	height: 2px;
	top: calc(50% - 1px);
	right: 20px;
}

.qa__q:after {
	width: 2px;
	height: 16px;
	top: calc(50% - 8px);
	right: 27px;
}

.qa-detail__list__content:hover .qa__q:after {
	opacity: 1;
}

.qa-open .qa__q:before {
	background-color: rgba(255, 255, 255, .2);
}

.qa-open .qa__q:after {
	display: none;
}

.qa__a {
	max-height: 0;
	padding: 0 60px;
	padding-left: 90px;
	position: relative;
	font-size: 1.6rem;
	line-height: 2;
	transition: all 300ms ease;
}

.qa-open .qa__a {
	max-height: 1000px;
	padding-top: 40px;
	padding-bottom: 40px;
}


@media screen and (max-width: 1024px) {

	.faq {
		margin-top: 100px;
	}

	.faq-main {
		max-width: calc(75% - 6vw);
		flex-basis: calc(75% - 6vw);
	}

	.faq-section {
		margin: 100px 0;
		display: block;
	}

	.faq-section__title,
	.qa-detail__list {
		max-width: none;
	}

	.faq-section__title {
		margin-bottom: 20px;
	}

	.faq-section__title__wrap {
		display: flex;
		align-items: center;
	}

	.faq-section__title__wrap .en {
		margin-right: 10px;
		font-size: 3.2rem;
		text-align: left;
		line-height: 1.2;
	}

	.faq-section__title__text {
		width: auto;
		display: table;
		writing-mode: inherit;
		font-size: 2rem;
	}

	.faq-section__title__text:after {
		width: 100%;
		height: 1px;
		position: relative;
	}

	.qa__q {
		font-size: 1.5rem;
	}

	.qa__a {
		padding-right: 40px;
		padding-left: 70px;
		font-size: 1.5rem;
	}

	.qa-open .qa__a {
		padding-top: 40px;
		padding-bottom: 40px;
	}

}


@media screen and (max-width: 800px) {

	.faq {
		margin-top: 80px;
		display: block;
	}

	.faq-nav,
	.faq-main {
		max-width: none;
	}

	.faq-nav {
		margin-bottom: 40px;
	}

	.faq-nav-list__item a {
		height: 50px;
		font-size: 1.4rem;
	}

	.faq-section {
		margin: 80px 0;
		display: block;
	}

}


@media screen and (max-width: 640px) {

	.faq {
		margin-top: 60px;
	}

	.faq-section {
		margin: 60px 0;
	}

	.qa__q {
		padding: 20px;
		padding-right: 60px;
	}

	.qa__q .en {
		max-width: 20px;
		flex-basis: 20px;
		min-width: 20px;
	}

	.qa__a {
		padding-right: 20px;
		padding-left: 40px;
		font-size: 1.4rem;
	}

	.qa-open .qa__a {
		padding-top: 15px;
		padding-bottom: 15px;
	}

}


@media screen and (max-width: 480px) {}