.denki-column-single-page,
.denki-column-single-page .lower-main,
.denki-column-archive-page,
.denki-column-archive-page .lower-main {
	background: #fff;
}

.denki-column-article {
	width: min(1120px, calc(100% - 40px));
	margin: 0 auto;
	padding: 64px 0 80px;
	background: #fff;
	color: #222;
}

.denki-column-header,
.denki-column-content,
.denki-column-back {
	width: min(900px, 100%);
	margin-right: auto;
	margin-left: auto;
}

.denki-column-header {
	margin-bottom: 48px;
}

.denki-column-kicker {
	margin: 0 0 18px;
	color: #008f7a;
	font-size: 1.125rem;
	font-weight: 700;
	letter-spacing: .06em;
}

.denki-column-header h1 {
	margin: 0;
	padding-bottom: 20px;
	border-bottom: 2px solid #00a38c;
	font-size: clamp(1.55rem, 2.25vw, 1.9rem);
	line-height: 1.45;
	letter-spacing: .02em;
}

.denki-column-content {
	font-size: 1rem;
	line-height: 2;
	overflow-wrap: anywhere;
}

.denki-column-content > *:first-child {
	margin-top: 0;
}

.denki-column-content p,
.denki-column-content ul,
.denki-column-content ol,
.denki-column-content table,
.denki-column-content figure {
	margin-top: 0;
	margin-bottom: 1.75em;
}

.denki-column-content h2 {
	margin: 3em 0 1.2em;
	padding: 14px 18px;
	border-left: 5px solid #00a38c;
	background: #f1f7f6;
	font-size: clamp(1.35rem, 2.4vw, 1.75rem);
	line-height: 1.55;
}

.denki-column-content h3 {
	margin: 2.5em 0 1em;
	padding-bottom: 10px;
	border-bottom: 2px solid #00a38c;
	font-size: clamp(1.2rem, 2vw, 1.5rem);
	line-height: 1.55;
}

.denki-column-content h4 {
	margin: 2em 0 .8em;
	color: #007e6d;
	font-size: clamp(1.08rem, 1.8vw, 1.25rem);
	line-height: 1.6;
}

.denki-column-content ul,
.denki-column-content ol {
	padding-left: 1.6em;
}

.denki-column-content li + li {
	margin-top: .45em;
}

.denki-column-content img {
	max-width: 100%;
	height: auto;
}

.denki-column-content figure {
	text-align: center;
}

.denki-column-content figcaption {
	margin-top: 8px;
	color: #666;
	font-size: .875rem;
	line-height: 1.6;
}

.denki-column-content a {
	color: #007f70;
	text-decoration: underline;
	text-underline-offset: 3px;
}

.denki-column-content a:hover {
	text-decoration-thickness: 2px;
}

.denki-column-content table {
	width: 100%;
	border-collapse: collapse;
}

.denki-column-content th,
.denki-column-content td {
	padding: 14px 16px;
	border: 1px solid #ccc;
	text-align: left;
	vertical-align: top;
}

.denki-column-content th {
	background: #eef6f4;
	font-weight: 700;
}

.denki-column-back {
	margin-top: 64px;
	padding-top: 28px;
	border-top: 1px solid #d7d7d7;
	text-align: center;
}

.denki-column-back a {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 280px;
	min-height: 54px;
	padding: 12px 32px;
	border: 1px solid #009b85;
	border-radius: 999px;
	color: #008773;
	font-weight: 700;
	text-decoration: none;
	transition: background-color .2s ease, color .2s ease;
}

.denki-column-back a:hover {
	background: #009b85;
	color: #fff;
}

.denki-column-archive {
	width: min(1120px, calc(100% - 40px));
	margin: 0 auto;
	padding: 64px 0 80px;
}

.denki-column-archive-header {
	margin-bottom: 40px;
}

.denki-column-archive-header p {
	margin: 0 0 12px;
	color: #555;
	line-height: 1.8;
}

.denki-column-archive-header h1 {
	margin: 0;
	padding-bottom: 18px;
	border-bottom: 2px solid #00a38c;
	font-size: clamp(1.75rem, 3vw, 2.25rem);
	line-height: 1.45;
}

.denki-column-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 30px 24px;
}

.denki-column-card {
	min-width: 0;
	border: 1px solid #d4d9d8;
	background: #fff;
	transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}

.denki-column-card:hover {
	border-color: #83bdb3;
	box-shadow: 0 8px 22px rgb(0 0 0 / 8%);
	transform: translateY(-3px);
}

.denki-column-card > a {
	display: flex;
	height: 100%;
	flex-direction: column;
	color: #222;
	text-decoration: none;
}

.denki-column-card-image {
	position: relative;
	margin: 0;
	overflow: hidden;
	aspect-ratio: 16 / 9;
	background: #f1f4f3;
}

.denki-column-card-image img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform .3s ease;
}

.denki-column-card:hover .denki-column-card-image img {
	transform: scale(1.025);
}

.denki-column-card-placeholder {
	display: flex;
	width: 100%;
	height: 100%;
	align-items: center;
	justify-content: center;
	color: #82938f;
	font-size: .875rem;
	font-weight: 700;
	letter-spacing: .12em;
}

.denki-column-card-body {
	display: flex;
	flex: 1;
	flex-direction: column;
	padding: 22px 20px 20px;
}

.denki-column-card-body h2 {
	margin: 0;
	font-size: 1.0625rem;
	line-height: 1.7;
}

.denki-column-card-more {
	align-self: flex-end;
	margin-top: auto;
	padding-top: 18px;
	color: #008b77;
	font-size: .875rem;
	font-weight: 700;
}

.denki-column-pagination {
	margin-top: 52px;
}

.denki-column-pagination ul.page-numbers {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: center;
	gap: 10px;
	margin: 0;
	padding: 0;
	list-style: none;
}

.denki-column-pagination li {
	margin: 0;
	padding: 0;
}

.denki-column-pagination a.page-numbers,
.denki-column-pagination span.page-numbers {
	display: inline-flex;
	box-sizing: border-box;
	width: 44px;
	height: 44px;
	align-items: center;
	justify-content: center;
	padding: 0;
	border: 1px solid #ccd4d2;
	border-radius: 4px;
	background: #fff;
	color: #333;
	font-size: .9375rem;
	line-height: 1;
	text-decoration: none;
}

.denki-column-pagination span.page-numbers.current {
	border-color: #009b85;
	background: #009b85;
	color: #fff;
	font-weight: 700;
}

.denki-column-pagination a.page-numbers:hover {
	border-color: #009b85;
	background: #f4faf8;
	color: #007f6d;
}

.denki-column-pagination a.prev,
.denki-column-pagination a.next {
	width: auto;
	min-width: 82px;
	padding: 0 18px;
	white-space: nowrap;
}

.denki-column-empty {
	padding: 40px 20px;
	background: #f5f5f5;
	text-align: center;
}

@media (max-width: 767px) {
	.denki-column-article {
		width: calc(100% - 32px);
		padding: 40px 0 56px;
	}

	.denki-column-header {
		margin-bottom: 34px;
	}

	.denki-column-kicker {
		margin-bottom: 12px;
		font-size: 1rem;
	}

	.denki-column-header h1 {
		padding-bottom: 16px;
		font-size: 1.35rem;
		line-height: 1.5;
	}

	.denki-column-content {
		font-size: .9375rem;
		line-height: 1.9;
	}

	.denki-column-content h2 {
		margin-top: 2.4em;
		padding: 12px 14px;
		font-size: 1.25rem;
	}

	.denki-column-content h3 {
		margin-top: 2.2em;
		font-size: 1.125rem;
	}

	.denki-column-content h4 {
		font-size: 1.05rem;
	}

	.denki-column-content table {
		font-size: .875rem;
	}

	.denki-column-content th,
	.denki-column-content td {
		padding: 10px;
	}

	.denki-column-back {
		margin-top: 48px;
	}

	.denki-column-back a {
		width: 100%;
		min-width: 0;
	}

	.denki-column-archive {
		width: calc(100% - 32px);
		padding: 40px 0 56px;
	}

	.denki-column-archive-header {
		margin-bottom: 28px;
	}

	.denki-column-archive-header p {
		font-size: .9375rem;
	}

	.denki-column-archive-header h1 {
		padding-bottom: 14px;
		font-size: 1.5rem;
	}

	.denki-column-grid {
		grid-template-columns: 1fr;
		gap: 20px;
	}

	.denki-column-card > a {
		display: grid;
		grid-template-columns: 38% 1fr;
	}

	.denki-column-card-image {
		height: 100%;
		min-height: 138px;
		aspect-ratio: auto;
	}

	.denki-column-card-body {
		padding: 16px 14px;
	}

	.denki-column-card-body h2 {
		font-size: .9375rem;
		line-height: 1.65;
	}

	.denki-column-card-more {
		padding-top: 10px;
		font-size: .8125rem;
	}

	.denki-column-pagination {
		margin-top: 36px;
	}
}

@media (max-width: 420px) {
	.denki-column-card > a {
		grid-template-columns: 1fr;
	}

	.denki-column-card-image {
		min-height: 0;
		aspect-ratio: 16 / 9;
	}
}