@charset "utf-8";

.column_list{
	display:grid;
	grid-template-columns:1fr 1fr 1fr;
	gap:30px;
	padding:0;
	margin-bottom:40px;
}
.column_item{
	display:contents;
	list-style:none;
	margin:0;
	font-weight:500;
}
.column_link{
	display:grid;
	grid-template-rows:subgrid;
	grid-row:span 3;
	gap:0;
	position:relative;
	padding:15px 15px 8px;
	background:#fff;
	border-radius:0 0 5px 5px;
	color:#333 !important;
	text-decoration:none !important;
	/* overflow:hidden; */
}
.column_link::before, .column_link::after{
	content:'';
	position:absolute;
	top:0;
	left:0;
	width:100%;
}
.column_link::before{
	height:1px;
	background:#ddd;
}
.column_link::after{
	height:2px;
	background:#007BFF;
	opacity:0;
	transition:opacity 0.3s;
}
.column_link:hover::after{opacity:1;}
.column_thumb{
	margin-bottom:15px;
	border-radius:6px;
	overflow:hidden;
}
.column_img{
	width:100%;
	transition:transform 0.3s;
}
a:hover .column_img{transform:scale(1.05);}
.column_link_in{padding:0 10px;}
.column_info{
	display:flex;
	align-items:center;
	gap:10px;
	margin-bottom:5px;
	font-weight:500;
}
.column_date{
	color:#888;
	font-size:1.2rem;
	letter-spacing:0.6px;
	line-height:1.7rem;
}
.column_cat{
	padding:2px 8px 3px;
	border:1px solid #007BFF;
	border-radius:12px;
	color:#007BFF;
	font-size:1.1rem;
	letter-spacing:0.55px;
	line-height:1.6rem;
	text-align:center;
}
.column_title{
	margin:0;
	line-height:2.4rem;
	transition:color 0.3s;
}
a:hover .column_title{color:#007BFF;}
.column_title::after{
	content:url(/physical-ai/img/common/arrow_r_blue.svg);
	position:relative;
	top:-2px;
	margin-left:8px;
}
.column_field{
	display:flex;
	gap:35px;
	padding:15px 10px;
	margin-top:12px;
	border-top:1px dotted #ddd;
	color:#888;
	font-size:1.2rem;
	font-weight:normal;
	letter-spacing:0.6px;
	line-height:1.7rem;
}
.column_field_name{
	flex-shrink:0;
	position:relative;
}
.column_field_name::after{
	content:'';
	position:absolute;
	top:4px;
	right:-18px;
	width:1px;
	height:12px;
	background:#ddd;
}
.column_btn{text-align:right;}


@media screen and (max-width:1024px){

.column_list{gap:20px;}
.column_link_in{padding:0;}
.column_title::after{margin-left:5px;}
.column_field{margin-top:10px;}

}


@media screen and (min-width:768px) and (max-width:1024px){

.column_list{margin-bottom:35px;}
.column_link{padding-bottom:12px;}
.column_thumb{margin-bottom:10px;}
.column_info{margin-bottom:2px;}
.column_date{
	font-size:1.1rem;
	letter-spacing:0.55px;
	line-height:1.6rem;
}
.column_cat{
	font-size:1rem;
	letter-spacing:0.5px;
	line-height:1.5rem;
}
.column_title{
	font-size:1.5rem;
	letter-spacing:0.75px;
}
.column_field{
	gap:20px;
	padding:10px 0;
	font-size:1.1rem;
	letter-spacing:0.55px;
	line-height:1.6rem;
}
.column_field_name::after{
	top:3px;
	right:-11px;
}

}


@media screen and (max-width:767px){

.column_list{
	grid-template-columns:1fr 1fr;
	margin-bottom:20px;
}
.column_info{margin-bottom:8px;}
.column_title{
	font-size:1.6rem;
	letter-spacing:0.8px;
	line-height:2.4rem;
}
.column_field{padding:15px 0;}

}


@media screen and (max-width:550px){

.column_list, .column_link{display:block;}
.column_item{
	display:list-item;
	margin-bottom:20px;
}
.column_title{margin-bottom:10px;}
.column_field{margin:0;}

}