@charset "UTF-8";
/*-----------------------------------
    FAQ 全体レイアウト (#faq_block)
-----------------------------------*/
#faq_block {
	padding: 6vw 0;
}

.faq_layout {
	display: flex;
	align-items: flex-start;
	gap: 4vw;
}

/*-----------------------------------
    サイドバー (.faq_sidebar)
-----------------------------------*/
.faq_sidebar {
	width: 260px;
	flex-shrink: 0;
	position: sticky;
	top: 140px;
}

.faq_sidebar_nav ul {
	border-top: 1px solid rgba(52, 52, 52, 0.12);
}

.faq_sidebar_nav li {
	border-bottom: 1px solid rgba(52, 52, 52, 0.12);
}

.faq_sidebar_nav a {
	position: relative;
	display: block;
	padding: 18px 8px 18px 20px;
	font-family: var(--font-jp-serif);
	font-weight: 700;
	font-size: 1.5rem;
	line-height: 1.5em;
	color: var(--c-text);
	transition: color 0.3s ease;
}

.faq_sidebar_nav a::before {
	content: "";
	position: absolute;
	top: 50%;
	left: 0;
	width: 6px;
	height: 6px;
	border-top: 1px solid var(--c-brown);
	border-right: 1px solid var(--c-brown);
	transform: translateY(-50%) rotate(45deg);
}

.faq_sidebar_nav a:hover {
	opacity: 1;
	color: var(--c-brown);
}

/*-----------------------------------
    コンテンツ (.faq_contents)
-----------------------------------*/
.faq_contents {
	width: 100%;
	min-width: 0;
}

.faq_category {
	scroll-margin-top: 120px;
}

.faq_category:not(:first-child) {
	margin-top: 5vw;
}

.faq_category_title {
	position: relative;
	padding-bottom: 20px;
	margin-bottom: 30px;
	font-family: var(--font-jp-serif);
	font-weight: 700;
	font-size: 26px;
	color: var(--c-text);
	border-bottom: 2px solid var(--c-brown);
}

/*-----------------------------------
    アコーディオン (.faq_accordion_*)
-----------------------------------*/
.faq_accordion_item {
	border-bottom: 1px solid rgba(52, 52, 52, 0.12);
}

.faq_accordion_btn {
	position: relative;
	display: block;
	width: 100%;
	padding: 25px 40px 25px 45px;
	border: none;
	background: none;
	font-family: var(--font-sans);
	font-weight: 500;
	font-size: 1.6rem;
	line-height: 1.6em;
	text-align: left;
	color: var(--c-text);
	cursor: pointer;
	transition: color 0.3s ease, background-color 0.3s ease;
}

.faq_accordion_btn:hover {
	color: var(--c-brown);
	background-color: rgba(96, 65, 61, 0.06);
}

.faq_accordion_btn::before {
	content: "Q";
	position: absolute;
	top: 22px;
	left: 15px;
	font-family: var(--font-en-serif);
	font-weight: 500;
	font-size: 1.8rem;
	color: var(--c-red);
}

.faq_accordion_btn::after {
	content: "+";
	position: absolute;
	top: 50%;
	right: 12px;
	font-family: var(--font-en-serif);
	font-size: 2rem;
	line-height: 1;
	color: var(--c-brown);
	transform: translateY(-50%);
	transition: transform 0.3s ease;
}

.faq_accordion_item.is_open .faq_accordion_btn::after {
	transform: translateY(-50%) rotate(135deg);
}

.faq_accordion_btn:hover::after {
	transform: translateY(-50%) scale(1.15);
}

.faq_accordion_item.is_open .faq_accordion_btn:hover::after {
	transform: translateY(-50%) rotate(135deg) scale(1.15);
}

.faq_accordion_panel {
	max-height: 0;
	overflow: hidden;
	transition: max-height 0.4s ease;
}

.faq_accordion_panel p {
	position: relative;
	padding: 0 50px 20px 45px;
	font-size: 1.5rem;
	line-height: 1.9em;
	color: var(--c-text);
}

.faq_accordion_panel p::before {
	content: "A";
	position: absolute;
	top: 0;
	left: 15px;
	font-family: var(--font-en-serif);
	font-weight: 500;
	font-size: 1.8rem;
	color: var(--c-text);
}

/*-----------------------------------
    レスポンシブ: PC小 (max-width: 1280px)
-----------------------------------*/
@media screen and (max-width: 1280px) {
	.faq_sidebar {
		width: 220px;
	}
}

/*-----------------------------------
    レスポンシブ: タブレット (max-width: 840px)
-----------------------------------*/
@media screen and (max-width: 840px) {
	.faq_layout {
		flex-direction: column;
		gap: 40px;
	}

	.faq_sidebar {
		width: 100%;
		position: static;
	}

	.faq_sidebar_nav ul {
		display: flex;
		flex-wrap: wrap;
	}

	.faq_sidebar_nav li {
		width: 50%;
		border-bottom: 1px solid rgba(52, 52, 52, 0.12);
	}

	.faq_category:not(:first-child) {
		margin-top: 60px;
	}

	.faq_category_title {
		font-size: 2.2rem;
	}

	.faq_accordion_btn {
		font-size: 1.5rem;
	}
}

/*-----------------------------------
    レスポンシブ: スマートフォン (max-width: 640px)
-----------------------------------*/
@media screen and (max-width: 640px) {
	.faq_sidebar_nav li {
		width: 100%;
	}

	.faq_accordion_btn {
		padding: 20px 40px 20px 32px;
		font-size: 1.4rem;
	}

	.faq_accordion_btn::before {
		top: 20px;
	}

	.faq_accordion_panel p {
		padding: 0 40px 22px 32px;
		font-size: 1.3rem;
	}
}