.reference-card {
	margin: 10px auto;
	padding: 10px 15px;
	border: 1px solid #ddd;
	border-radius: 5px;
	font-size: 14px;
	color: #555;
	text-decoration: none;
	display: flex;
	align-items: center;
	width: auto;
	max-width: 350px;
	transition: background-color 0.3s ease;
	position: relative;
	overflow: hidden;
	@media (min-width: 769px) {
		margin-left: auto; /* 右寄せ */
		margin-right: 0;
	}
}
.reference-card:hover {
	background-color: #f9f9f9;
}
.reference-card i {
	font-size: 13px;
	margin-right: 3px;
	color: #4a90e2;
}
.reference-card .fa-external-link-alt {
	position: absolute;
	font-size: 18px;
	right: 10px;
	color: #4a90e2;
}
.reference-card-content {
	display: flex;
	flex-direction: column;
	overflow: hidden;
}
.reference-card-label {
	font-weight: 500;
	color: #555;
	font-size: 12px;
	margin-bottom: 3px;
}
.reference-card-title {
	font-weight: 700;
	color: #333;
	font-size: 15px;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
	max-width: 95%;
}
.reference-card-url {
	font-size: 11px;
	color: #aaa;
	margin-top: 2px;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}