.about-overview-section {
	padding: 72px 0 40px;
}

.about-overview-container,
.about-details-container {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 60px;
}

.about-overview-heading {
	margin: 0;
	font-size: 40px;
	font-weight: 700;
	line-height: 1.4;
	letter-spacing: 0.08em;
	text-align: center;
	color: var(--c-main);
}

.about-overview-heading::after {
	content: "";
	display: block;
	width: 40px;
	height: 4px;
	margin: 14px auto 0;
	background-color: var(--c-sub);
}

.about-overview-links {
	margin-top: 30px;
}

.about-overview-links-list {
	margin: 0;
	padding: 0;
	list-style: none;
}

.about-overview-links-list li {
	border-bottom: 1px solid var(--c-base2);
}

.about-overview-links-list a {
	display: flex;
	gap: 10px;
	align-items: center;
	padding: 14px 4px;
	font-size: 14px;
	font-weight: 600;
	line-height: 1.4;
	color: var(--c-font);
	text-decoration: none;
	transition: color var(--dur) var(--ease);
}

.about-overview-links-list a:hover,
.about-overview-links-list a:focus-visible {
	color: var(--c-sub);
}

.about-overview-link-icon {
	width: 14px;
	height: 14px;
	flex: none;
	background-color: currentColor;
	-webkit-mask: url("../img/common/icon/arrow_down.svg") center / contain no-repeat;
	mask: url("../img/common/icon/arrow_down.svg") center / contain no-repeat;
}

.about-details-section {
	padding: 8px 0 90px;
}

.about-history-section {
	padding: 0 0 90px;
}

.about-detail-block + .about-detail-block {
	margin-top: 46px;
}

#about-company,
#about-business,
#about-products,
#about-officers {
	max-width: 1040px;
	margin-left: auto;
	margin-right: auto;
}

.about-detail-title {
	margin: 0;
	padding-bottom: 14px;
	border-bottom: 2px solid var(--c-line-soft);
	font-size: 32px;
	font-weight: 700;
	line-height: 1.4;
	letter-spacing: 0.08em;
	color: var(--c-main);
	position: relative;
}

.about-detail-title::after {
	content: "";
	position: absolute;
	left: 0;
	bottom: -2px;
	width: 40px;
	height: 2px;
	background-color: var(--c-sub);
}

#about-history .about-detail-title {
	border-bottom: none;
	text-align: center;
}

#about-history .about-detail-title::after {
	left: 50%;
	bottom: 0;
	transform: translateX(-50%);
}

.about-detail-line {
	margin: 14px 0 0;
	font-size: 14px;
	font-weight: 500;
	line-height: 1.8;
	letter-spacing: 0.08em;
	color: var(--c-font);
}

#about-business .about-detail-line {
	font-weight: 400;
}

.about-product-list {
	margin: 14px 0 0;
	padding: 0;
	list-style: none;
}

.about-product-list li {
	position: relative;
	margin: 0;
	padding: 4px 0 4px 18px;
	font-size: 14px;
	font-weight: 500;
	line-height: 1.8;
	letter-spacing: 0.08em;
	color: var(--c-font);
}

.about-product-list li::before {
	content: "";
	position: absolute;
	top: 13px;
	left: 0;
	width: 10px;
	height: 10px;
	background-color: var(--c-sub);
	-webkit-mask: url("../img/common/icon/arrow_down.svg") center / contain no-repeat;
	mask: url("../img/common/icon/arrow_down.svg") center / contain no-repeat;
}

.about-detail-table.about-detail-table--products th {
	width: 320px;
	padding: 22px 16px 16px 0;
	font-size: 20px;
	font-weight: 700;
	line-height: 1.25;
	letter-spacing: 0.08em;
	color: var(--c-sub);
	background-color: transparent;
	vertical-align: top;
}

.about-detail-table.about-detail-table--products td {
	padding: 20px 0 16px;
}

.about-product-bullet-list {
	margin: 0;
	padding: 0;
	list-style: none;
}

.about-product-bullet-list li {
	position: relative;
	margin: 0;
	padding-left: 1em;
	font-size: 14px;
	font-weight: 400;
	line-height: 1.55;
	letter-spacing: 0.08em;
	color: var(--c-font);
}

.about-product-bullet-list li + li {
	margin-top: 2px;
}

.about-product-bullet-list li::before {
	content: "・";
	position: absolute;
	left: 0;
	top: 0;
}

.about-detail-table-wrap {
	margin-top: 14px;
	overflow-x: auto;
}

.about-detail-table {
	width: 100%;
	border-collapse: collapse;
}

.about-detail-table th,
.about-detail-table td {
	border-bottom: 2px solid var(--c-line-soft);
	padding: 14px 16px;
	font-size: 13px;
	font-weight: 500;
	line-height: 1.8;
	letter-spacing: 0.08em;
	color: var(--c-font);
	text-align: left;
	vertical-align: top;
}

.about-detail-table th {
	width: 180px;
	background-color: var(--c-base);
	font-weight: 700;
	color: var(--c-main);
}

.about-detail-table--profile th {
	width: 304px;
}

.about-detail-table--profile th,
.about-detail-table--profile td {
	padding: 0;
}

.about-detail-table--profile th {
	padding: 8px 24px;
	vertical-align: middle;
}

.about-detail-table--profile td {
	padding: 16px 24px;
}

.about-detail-table--profile td {
	font-size: 14px;
	font-weight: 400;
}

.about-detail-table--profile tbody tr:first-child th,
.about-detail-table--profile tbody tr:first-child td {
	border-top: 2px solid var(--c-line-soft);
}

.about-detail-table--officers tbody tr:first-child th,
.about-detail-table--officers tbody tr:first-child td {
	border-top: 2px solid var(--c-line-soft);
}

.about-detail-table--history tbody tr:first-child th,
.about-detail-table--history tbody tr:first-child td {
	border-top: 2px solid var(--c-line-soft);
}

.about-detail-table--officers th {
	width: 300px;
	max-width: 300px;
	padding: 8px 24px;
	vertical-align: middle;
}

.about-detail-table--officers td {
	width: 200px;
	padding: 16px 24px;
	font-size: 14px;
	font-weight: 400;
}

.about-officers-layout {
	display: flex;
	gap: 0;
	align-items: flex-start;
}

.about-officers-layout .about-detail-table {
	width: auto;
}

.about-detail-table--history th {
	width: 304px;
	max-width: 304px;
	padding: 8px 24px;
	vertical-align: middle;
}

.about-detail-table--history td {
	padding: 16px 24px;
	font-size: 14px;
	font-weight: 400;
}

.about-history-container {
	width: 100%;
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 60px;
}

#about-history {
	width: 100%;
	max-width: 1040px;
	margin-left: auto;
	margin-right: auto;
}

@media screen and (max-width: 1200px) {
	.about-overview-container,
	.about-details-container,
	.about-history-container {
		padding: 0 20px;
	}

	#about-history {
		width: 100%;
	}
}

@media screen and (max-width: 1023px) {
	.about-overview-section {
		padding: 56px 0 28px;
	}

	.about-overview-heading {
		font-size: 32px;
	}

	.about-details-section {
		padding: 0 0 56px;
	}

	.about-history-section {
		padding: 0 0 70px;
	}

	.about-detail-title {
		font-size: 24px;
	}

	.about-detail-table {
		min-width: 640px;
	}

	.about-officers-layout {
		display: flex;
		gap: 0;
	}

	.about-officers-layout .about-detail-table {
		width: calc((100% - 24px) / 2);
		min-width: 0;
		table-layout: fixed;
	}

	.about-detail-table--officers th {
		width: 60%;
		max-width: none;
	}

	.about-detail-table--officers td {
		width: 40%;
	}

	.about-detail-table.about-detail-table--products th {
		font-size: 20px;
	}
}

@media screen and (max-width: 767px) {
	.about-detail-line {
		font-size: 12px;
	}

	.about-detail-table th {
		font-size: 12px;
	}

	.about-detail-table td {
		font-size: 13px;
	}

	.about-detail-table.about-detail-table--products th {
		font-size: 18px;
	}

	.about-detail-table--products tbody tr {
		display: block;
		border-bottom: 2px solid var(--c-line-soft);
	}

	.about-detail-table.about-detail-table--products th,
	.about-detail-table.about-detail-table--products td {
		display: block;
		width: 100%;
		max-width: none;
		border: 0;
	}

	.about-detail-table.about-detail-table--products th {
		padding: 16px 0 0;
	}

	.about-detail-table.about-detail-table--products td {
		padding: 16px 0;
	}

	.about-product-bullet-list li {
		font-size: 13px;
	}

	.about-detail-table--profile,
	.about-detail-table--officers,
	.about-detail-table--history {
		width: 100%;
		min-width: 0;
		table-layout: fixed;
	}

	.about-detail-table--profile tbody tr {
		display: block;
		border-bottom: 2px solid var(--c-line-soft);
	}

	.about-detail-table--profile th,
	.about-detail-table--profile td {
		display: block;
		width: 100%;
		max-width: none;
		border: 0;
	}

	.about-detail-table--profile th {
		padding: 8px;
	}

	.about-detail-table--profile td {
		padding: 16px;
	}

	.about-detail-table--profile tbody tr:first-child th,
	.about-detail-table--profile tbody tr:first-child td {
		border-top: 0;
	}

	.about-detail-table--officers tbody tr {
		display: block;
		border-bottom: 2px solid var(--c-line-soft);
	}

	.about-detail-table--officers th,
	.about-detail-table--officers td {
		display: block;
		width: 100%;
		max-width: none;
		border: 0;
	}

	.about-detail-table--officers th {
		padding: 8px;
	}

	.about-detail-table--officers td {
		padding: 16px;
	}

	.about-detail-table--officers tbody tr:first-child th,
	.about-detail-table--officers tbody tr:first-child td {
		border-top: 0;
	}

	.about-detail-table--history tbody tr {
		display: block;
		border-bottom: 2px solid var(--c-line-soft);
	}

	.about-detail-table--history th,
	.about-detail-table--history td {
		display: block;
		width: 100%;
		max-width: none;
		border: 0;
	}

	.about-detail-table--history th {
		padding: 8px;
	}

	.about-detail-table--history td {
		padding: 16px;
	}

	.about-detail-table--history tbody tr:first-child th,
	.about-detail-table--history tbody tr:first-child td {
		border-top: 0;
	}
}

@media screen and (max-width: 767px) {
	.about-overview-section {
		padding: 64px 0 28px;
	}

	.about-overview-heading {
		font-size: 24px;
	}

	.about-detail-title {
		font-size: 20px;
	}
}

@media screen and (max-width: 599px) {
	.about-officers-layout {
		display: block;
	}

	.about-officers-layout .about-detail-table {
		width: 100%;
	}

	.about-officers-layout .about-detail-table + .about-detail-table {
		margin-top: 0;
	}

	.about-detail-table--officers th {
		width: 100%;
	}

	.about-detail-table--officers td {
		width: 100%;
	}
}