.column-lead {
	margin: 0 0 20px;
	line-height: 1.7;
}

@media all and (max-width: 768px) {
  .column-lead {
    margin: 16px 0 20px;
  }
}

.column-article {
  margin-bottom: 80px;
}

@media all and (max-width: 768px) {
  .column-article {
    margin-bottom: 60px;
  }
}

.column-article-lead {
	margin: 0 0 30px;
	font-size: 15px;
	line-height: 1.8;
  font-weight: 600;
}

.column-list {
	list-style: none;
	margin: 0;
	padding: 0;
}

.column-list-item {
	display: flex;
	flex-direction: row;
	align-items: center;
	gap: 16px;
  width: 100%;
	margin: 0 0 24px;
	padding: 0 0 24px;
	border-bottom: 1px solid #ddd;
}

.column-list-thumb {
	flex: 0 0 150px;
  position: relative;
	width: 150px;
  aspect-ratio: 150 / 114;
	order: 2;
}

@media all and (max-width: 768px) {
  .column-list-thumb {
    flex: 0 0 100px;
    width: 100px;
  }
}

.column-list-thumb img {
	display: block;
	position: absolute;
  inset: 0;
	width: 100%;
	height: 100%;
  object-fit: cover;
}

.column-list-body {
	flex: 1;
	min-width: 0;
	order: 1;
}

.column-list-date,
.column-date {
	color: #666;
	font-size: 13px;
	margin: 0 0 8px;
}

.column-list-title,
.column-title {
	font-size: 18px;
	line-height: 1.5;
	margin: 0 0 6px;
}

.column-list-title a {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  color: inherit;
}

@media all and (max-width: 768px) {
  .column-list-title a {
    font-size: 15px;
  }
}

.column-list-contents {
	margin: 0 0 12px;
	font-size: 14px;
	line-height: 1.7;
	color: #333;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

@media all and (max-width: 768px) {
  .column-list-contents {
    font-size: 13px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;

    white-space: normal;
    text-overflow: clip;
  }
}

.column-title {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.5;
  margin: 0 0 20px;
}

@media all and (max-width: 768px) {
  .column-title {
    margin: 0 0 16px;
  }
}

.column-meta {
	display: flex;
	justify-content: space-between;
	align-items: center;
  margin: 0 0 30px;
	padding: 0 0 24px;
  border-bottom: 1px solid #ddd;
}

@media all and (max-width: 768px) {
  .column-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px 0;
  }
}

.column-tag {
	display: inline-block;
	margin: 0 6px 6px 0;
	padding: 3px 8px 2px;
	background: #f3f3f3;
	border: 1px solid #f3f3f3;
	font-size: 12px;
}

.column-eyecatch {
	margin: 0 0 24px;
}

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

.column-eyecatch figcaption {
	margin-top: 8px;
	color: #666;
	font-size: 13px;
}

.column-body {
	line-height: 1.8;
}

.column-body h2,
.column-body h3,
.column-body h4 {
	margin: 28px 0 12px;
	line-height: 1.5;
}

.column-body h2 {
  position: relative;
  padding-left: 22px;
  font-size: 17px;
  font-weight: 600;
}

.column-body h2::before {
  content: '';
  position: absolute;
  inset: 0 auto 3px 0;
  width: 14px;
  height: 3px;
  margin-block: auto;
  background-color: #ee4b4b;
}

.column-body p {
	margin: 0 0 16px;
  font-size: 16px;
}

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

.column-toc {
	margin: 0 0 28px;
	padding: 20px 48px 24px;
	background: #f4f4f4;
}

@media all and (max-width: 768px) {
  .column-toc {
    padding: 16px 24px 20px;
  }
}

.column-toc-title {
  font-size: 14px;
	font-weight: bold;
  padding: 0 0 12px;
	margin: 0 0 14px;
  border-bottom: 1px solid #ddd;
}

.column-toc ol {
	margin: 0;
}

.column-toc li a {
  color: inherit;
  text-decoration: none;
}

.column-toc li a:hover {
  text-decoration: underline;
}

.column-toc li {
	list-style-type: disc;
  list-style-position: inside;
	margin: 0 0 4px;
}

.column-related-areas {
	padding-left: 20px;
	margin-bottom: 40px !important;
}

@media all and (max-width: 768px) {
  .column-related-areas {
    margin-top: 12px;
    padding-left: 0;
  }
}

.column-related-areas li {
	margin-bottom: 8px;
}

.column-related .articleList {
  display: grid;
  grid-template-columns: repeat(auto-fill, 136px);
  justify-content: center;
  gap: 22px;
	margin: 5px 0 0;
	padding: 0;
}

.column-related .articleList li {
	width: 136px;
	margin: 0 !important;
	transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.column-related .articleList li:hover {
	opacity: 0.7;
}

.column-related .articleList li a {
	display: block;
	text-decoration: none;
}

.column-related .articleList .image img {
	display: block;
	border: 1px solid #e2e2e2;
	width: 136px;
	height: 136px;
	object-fit: cover;
}

.column-related .articleList .info {
	margin-top: 5px;
	padding-left: 0;
	font-size: 0;
}

.column-related .articleList .infoTop,
.column-related .articleList .tit,
.column-related .articleList .num {
	font-size: 12px;
}

.column-related .articleList .infoTop {
	color: #313131;
	text-decoration: underline;
}

.column-related .articleList .infoMiddle {
	margin-top: 4px;
}

.column-related .articleList .tit,
.column-related .articleList .txt,
.column-related .articleList .num {
	color: #555555;
}

.column-related .articleList .txt {
	font-size: 10px;
}

.column-related .list01 {
	margin: 0;
	padding: 0;
	list-style: none;
	background-color: #ffffff;
}

.column-related-areas li a {
  line-height: 1.5;
}

.column-related-areas li a {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  color: inherit;
}

.column-preview {
	border: 1px solid #eee;
	padding: 12px;
	background: #fff;
}

.column-nav-article {
	margin: 24px 0;
	padding: 0;
	border: 1px solid #ccc;
	background: #fff;
}

.column-nav-list {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 16px;
	margin: 0;
	padding: 14px 20px;
	list-style: none;
}

.column-nav-list > li {
	flex: 0 1 auto;
	min-width: 0;
}

.column-nav-list > li:last-child {
	margin-left: auto;
	text-align: right;
}

.column-nav-link {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	line-height: 1;
	text-decoration: none;
	color: #222;
	font-size: 14px;
}

.column-nav-label {
	display: inline;
	margin: 0;
	font-size: 14px;
	color: inherit;
}

.column-nav-icon {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	flex: 0 0 20px;
	width: 20px;
	height: 20px;
	border-radius: 50%;
	background: #222;
	position: relative;
}

.column-nav-icon::before {
	content: '';
	display: block;
	width: 5px;
	height: 5px;
	border-top: 1.5px solid #fff;
	border-right: 1.5px solid #fff;
	box-sizing: border-box;
}

.column-nav-link.prev .column-nav-icon::before {
	margin-left: 2px;
	transform: rotate(-135deg);
}

.column-nav-link.next .column-nav-icon::before {
	margin-right: 2px;
	transform: rotate(45deg);
}

.column-nav-link:hover {
	color: #ee4b4b;
	opacity: 1;
}

.column-nav-link:hover .column-nav-icon {
	background: #ee4b4b;
}

.column-back {
	margin-top: 24px;
}

.column-back a {
  display: grid;
  place-items: center;
  width: 100%;
  border: 2px solid #ee4b4b;
  border-radius: 6px;
  padding: 10px 16px;
  font-size: 14px;
  text-decoration: none;
  color: #555;
  transition: color 0.3s cubic-bezier(0.4, 0, 0.2, 1), background-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@media all and (max-width: 768px) {
  .column-back a {
    max-width: calc(100% - 20px);
    margin-inline: 10px;
  }
}

.column-back a:hover {
  background-color: #ee4b4b;
  color: #fff;
  opacity: 1;
}