.head-container {
	width: 100%;
	height: 100%;
	padding-bottom: 50px;
}
.head-container > * {
	max-width: 1728px;
	max-height: 300px;
	margin: 0 auto;
}
.column-title {
	display: flex;
	align-items: center;
	color: #fff;
	font-family: 'Plus Jakarta Sans';
	font-size: 14px;
	font-style: normal;
	font-weight: 700;
	line-height: normal;
	padding: 114px 12px 20px;
}
.page-header {
	height: 350px;
	margin: 10px auto;
	padding: 10px 23px;
	font-family: 'Noto Sans JP';
	position: relative;
	overflow: hidden;
}

.page-header::before {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: linear-gradient(to bottom, #5cb531, #219651);
	z-index: 1;
}

.page-header::after {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: linear-gradient(180deg, #c8dcd0 13.32%, #fff 64.82%);
	mix-blend-mode: multiply;
	z-index: 2;
}

.page-header .head-container {
	position: relative;
	z-index: 3;
}
.page-header .head-container h1 {
	color: #fff;
	font-family: 'Noto Sans JP';
	font-size: 38px;
	font-style: normal;
	font-weight: 700;
	line-height: normal;
}
.page-header .head-container p {
	color: #fff;
	font-family: 'Noto Sans JP';
	font-size: 16px;
	font-style: normal;
	font-weight: 400;
	line-height: 26px;
}
.column-container {
	display: flex;
	max-width: 1243px;
	margin: 0 auto;
	padding: 50px 0;
}

.column-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 20px;
	padding: 20px 0;
}

.column-item {
	background: #fff;
	border-radius: 10px;
	box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
	transition: all 0.3s ease;
	cursor: pointer;
}

/* アイキャッチ画像のスタイル */
.column-item img {
	width: 100%;
	height: auto;
	border-radius: 10px;
}

/* 記事情報部分 */
.column-info {
	padding-top: 15px;
}

.column-info h2 {
	font-size: 18px;
	font-weight: bold;
	margin-bottom: 10px;
}

.column-info .date {
	font-size: 14px;
	color: #666;
	margin-bottom: 8px;
}

.column-info .categories {
	font-size: 14px;
	color: #828282;
}

/* 記事リンク */
.column-link {
	display: block;
	text-decoration: none;
	color: inherit;
	height: 100%;
	width: 100%;
	padding: 20px;
}

/* ホバー効果 */
.column-item:hover {
	transform: translateY(-10px);
	background-color: #e3ffd6;
	box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

/* レスポンシブ対応 */
@media (max-width: 1024px) {
	.column-grid {
		grid-template-columns: repeat(2, 1fr);
	}
}
@media (max-width: 768px) {
	.page-header {
		height: 200px;
	}
	.page-header .head-container h1 {
		font-size: 24px;
	}
	.page-header .head-container p {
		font-size: 14px;
	}
	.column-title {
		margin: 30px 0 10px;
		padding: 0;
	}
	.column-grid {
		grid-template-columns: 1fr;
		margin: 20px;
	}
	.column-info h2 {
		font-size: 16px;
	}
	.column-info .date,
	.column-info .categories {
		font-size: 12px;
	}
	.column-container {
		padding: 0;
	}
}

.columns-list article {
	margin-bottom: 30px;
	border-bottom: 1px solid #ccc;
	padding-bottom: 10px;
}
.columns-list article h2 {
	font-size: 1.5em;
	margin-bottom: 10px;
}
.columns-list article .excerpt {
	color: #666;
}

.column-filter {
	text-align: center;
	padding: 20px 0;
}
.column-filter form select {
	padding: 10px 15px;
	font-size: 16px;
	border: 1px solid #ccc;
	border-radius: 5px;
}