.top-page-container{max-width:1200px;margin:0 auto;padding:0 0px;}
section{margin-bottom:30px;}
.section-title{font-size:18px;font-weight:bold;margin-bottom:15px;padding-left:10px;border-left:4px solid #1e9b31;}
/* ④中央競馬と地方競馬の重賞レース切替え表示 */
.race-content{padding:15px}
.race-table {
	width: 100%;
	border-collapse: collapse;
}

.race-table th, .race-table td {
	padding: 10px;
	text-align: center;
	border: 1px solid #ddd;
}

.race-table th {
	background-color: #f0f0f0;
	font-weight: bold;
}

.race-table a {
	color: #1e9b31;
	text-decoration: none;
	font-weight: bold;
}

.race-table a:hover {
	text-decoration: underline;
}

/* コンテンツカラム */
.content-columns{display:flex;gap:30px;margin-bottom:30px;}
.main-column{flex:7;}
.side-column{flex:3;}
/* ⑦コラム記事をタグごとに表示 */

.tabbed-columns-section{margin-bottom:30px;}
.tab-navigation {
	display: flex;
	border-bottom: 2px solid #e6cf00;
	margin-bottom: 20px;
	overflow-x: auto;
}

@media screen and (max-width: 768px) {
	.tab-navigation {
		border-width: 1px;
		padding-bottom: 16px;
		border-color: #eee;
		flex-wrap: wrap;
		gap: 4px;
		overflow-x: visible;
	}
}

.tab-button {
	padding: 10px 15px;
	background-color: #f5f5f5;
	border: none;
	border-radius: 5px 5px 0 0;
	margin-right: 5px;
	cursor: pointer;
	font-size: 14px;
	white-space: nowrap;
	width: 200px;
}

@media screen and (max-width: 768px) {
	.tab-button {
		border-radius: 4px;
		margin-right: 0;
		width: calc(50% - 8px);
	}
}

.tab-button.active {
	background-color: #e6cf00;
	color: #111;
}

.column-articles{display:flex;flex-direction:column;gap:15px;}
.column-article{display:flex;background-color:#fff;border-radius:5px;overflow:hidden;box-shadow:0 2px 5px rgba(0, 0, 0, 0.1);}
.column-article-link{display:block;text-decoration:none;color:inherit;}
.column-article-link:hover{opacity:0.8;}
.article-image {
	height: 110px;
	overflow: hidden;
}

.article-image img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.article-content {
	flex: 1;
	padding: 10px 15px;
}

@media screen and (max-width: 768px) {
	.article-content {
		padding: 8px;
	}
}

.article-date{
    font-size:12px;
    color:#777;
}
.article-title {
	font-size: 16px;
	font-weight: bold;
	margin: 0 0 5px;
	line-height: 1.4;
}

.article-title .title-pc {
	display: inline;
}

.article-title .title-mobile {
	display: none;
}

@media screen and (max-width: 768px) {
	.article-title .title-pc {
		display: none;
	}

	.article-title .title-mobile {
		display: inline;
	}
}

.article-excerpt {
	font-size: 13px;
	color: #555;
	line-height: 1.5;
}

@media screen and (max-width: 768px) {
	.article-excerpt {
		display: none;
	}
}

/* レスポンシブスタイル */
@media (max-width:768px){
    .content-columns{flex-direction:column;}
    .slide-item{height:300px;}
    .slide-title{font-size:20px;}
    .menu-items{flex-wrap:nowrap;}
    .menu-items li{flex:0 0 auto;}
    .article-image{flex:0 0 180px;}
}

.main-slider-section {
	margin-bottom: 0;
}

@media screen and (max-width: 834px) {
	.main-slider-section {
		margin-bottom: 12px;
		width: calc(100% + 20px);
		margin-left: -10px;
	}
}

.main-slider-section .slick-dotted.slick-slider {
	margin-bottom: 0;
}

.main-slider-section .slider-nav {
	margin-top: 0;
	margin-bottom: 16px;
}

.main-slider-section .slider-nav div.slider-dots ul.slick-dots {
	position: relative;
	bottom: 0;
}

@media screen and (max-width: 834px) {
	.main-slider-section .slider-nav div.slider-dots ul.slick-dots {
		display: block !important;
	}
}

@media screen and (max-width: 834px) {
	.main-slider-section .slider-nav {
		display: none;
	}
}

/* モバイル表示専用クラス */
.mobile-only{display:none;}

@media screen and (max-width:768px){
  .mobile-only{display:block;}
  #sidebar{display:none;}
}