@charset "UTF-8";

#useful-column {
	padding-block: 88px;
}
#useful-column .filter {
	width: 960px;
	background: #F5F5F7;
	margin-inline: auto;
	border: 1px solid rgba(5, 41, 70, 0.08);
	border-radius: 16px;
	padding: 24px 32px;
	box-sizing: border-box;
	margin-bottom: 64px;
}
#useful-column .filter h3 {
	padding-left: 40px;
	color: #052946;
	font-weight: 700;
	font-size: 16px;
	line-height: 28px;
	margin-block: 0;
	position: relative;
	cursor: pointer;
	transition: 0.3s;
}
#useful-column .filter.js-open h3 {
	margin-bottom: 12px;
}
#useful-column .filter h3::before {
	content: '';
	display: block;
	height: 2px;
	width: 16px;
	background: #0083E1;
	position: absolute;
	top: 12px;
	left: 4px;
}
#useful-column .filter h3::after {
	content: '';
	display: block;
	height: 16px;
	width: 2px;
	background: #0083E1;
	position: absolute;
	top: 5px;
	left: 11px;
}
#useful-column .filter.js-open h3::after {
	content: none;
}
#useful-column .filter .drawer {
	display: none;
}
#useful-column .filter dl {
	padding-left: 40px;
	display: flex;
	flex-flow: row wrap;
	justify-content: space-between;
	align-items: flex-start;
}
#useful-column .filter dl dt {
	width: 96px;
	color: rgba(5, 41, 70, 0.5);
	font-weight: 400;
	font-size: 14px;
	line-height: 20px;
	padding-block: 12px;
}
#useful-column .filter dl dd {
	width: 744px;
	display: flex;
	flex-flow: row wrap;
	justify-content: flex-start;
	align-items: center;
	gap: 16px;
	padding-block: 12px;
	margin: 0;
	position: relative;
}
#useful-column .filter dl dd::after {
	content: '';
	display: block;
	width: calc(100% + 112px);
	height: 1px;
	background: rgba(0, 0, 0, 0.04);
	position: absolute;
	bottom: 0;
	right: 0;
}
#useful-column .filter dl dd:last-child:after {
	content: none;
}
#useful-column .filter dl dd label {
	border: 1px solid rgba(5, 41, 70, 0.12);
	background: #fff;
	border-radius: 6px;
	padding: 7px 12px 8px 8px;
	color: rgba(5, 41, 70, 0.7);
	font-weight: 400;
	font-size: 12px;
	box-sizing: border-box;
	cursor: pointer;
}
#useful-column .filter dl dd label:has(:checked) {
	background-color: #0B6FB8;
	border: none;
	color: #fff;
}
#useful-column .filter dl dd label:has(:checked)::before {
	content: '';
	display: inline-block;
	margin-right: 4px;
	background: url(../images/common/ic_check.svg) no-repeat center;
	width: 16px;
	height: 16px;
	vertical-align: -3px;
}
#useful-column .filter dl dd label input {
	display: none;
}
#useful-column .filter .buttons {
	display: flex;
	flex-flow: row nowrap;
	justify-content: flex-end;
	align-items: center;
	gap: 16px;
}
#useful-column .filter .buttons input {
	appearance: none;
	border-radius: 8px;
	padding: 12px 20px 11px;
	box-sizing: border-box;
	font-size: 15px;
	cursor: pointer;
}
#useful-column .filter .buttons input[type="reset"] {
	border: 1px solid rgba(103, 125, 142, 0.5);
	background: #fff;
	color: #405361;
}
#useful-column .filter .buttons input[type="button"] {
	border: 1px solid rgba(5, 41, 70, 0.12);
	background: #0083E1;
	color: #fff;
}
#useful-column .search {
	margin-block: 0 64px;
}
#useful-column .search div {
	margin-inline: auto;
	border: 1px solid rgba(0, 0, 0, 0.12);
	border-radius: 8px;
	background: #fff;
	padding: 19px 8px 19px 16px;
	font-size: 0;
	width: 354px;
	box-sizing: border-box;
}
#useful-column .search div button {
	width: 24px;
	height: 24px;
	background: url(../images/common/ic_glass.svg) no-repeat center;
	margin-right: 4px;
	border: none;
	padding: 0;
	box-sizing: border-box;
	vertical-align: -7px;
}
#useful-column .search div input[type="search"] {
	font-size: 15px;
	width: 300px;
	box-sizing: border-box;
	padding: 0;
	border: none;
	font-family: 'Noto Sans JP', 'Hiragino Kaku Gothic Pro', 'メイリオ', 'ＭＳ Ｐゴシック', sans-serif;
	font-feature-settings: "palt";
	outline: none;
}
#useful-column .search div input[type="search"]::placeholder {
	color: #787878;
}
#useful-column .list {
	width: 960px;
	margin-inline: auto;
	display: flex;
	flex-flow: row wrap;
	justify-content: flex-start;
	align-items: flex-start;
	border: 1px solid rgba(0, 0, 0, 0.08);
	border-radius: 16px;
	margin-bottom: 48px;
}
#useful-column .list>div {
	width: 319px;
	border-left: 1px solid rgba(0, 0, 0, 0.08);
	border-bottom: 1px solid rgba(0, 0, 0, 0.08);
	box-sizing: border-box;
	padding: 16px;
	transition: 0.3s;
}
#useful-column .list>div.js-3n1 {
	border-left: none;
}
#useful-column .list>div.js-3n2 {
	width: 320px;
}
#useful-column .list>div.js-no-border {
	border-bottom: none;
}
#useful-column .list>div:hover {
	box-shadow: 0px 24px 32px rgba(0, 0, 0, 0.08), 0px 8px 12px rgba(0, 0, 0, 0.04);
}
#useful-column .list>div figure {
	margin-block: 0 7px;
}
#useful-column .list>div figure img {
	border-radius: 4px;
	width: 288px;
	height: 144px;
	object-fit: cover;
}
#useful-column .list>div h3 {
	margin-block: 0 24px;
	height: 56px;
	font-weight: 400;
	font-size: 16px;
	line-height: 28px;
}
#useful-column .list>div h3 a {
	color: #052946;
	text-decoration: none;
}
#useful-column .list>div .tag,
#useful-column-detail>.tag {
	font-size: 0;
}
#useful-column .list>div .tag a,
#useful-column-detail>.tag a {
	padding: 1px 7px;
	border-radius: 36px;
	color: rgba(5, 41, 70, 0.7);
	font-weight: 400;
	font-size: 11px;
	line-height: 20px;
	letter-spacing: 0.02em;
	transition: 0.3s;
	box-sizing: border-box;
	display: inline-block;
	border: 1px solid transparent;
	text-decoration: none;
}
#useful-column .list>div .tag a:hover,
#useful-column-detail>.tag a:hover {
	background: rgba(11, 111, 184, 0.08);
	border-color: rgba(0, 0, 0, 0.08);
}
#useful-column .list>div .tag a i,
#useful-column-detail>.tag a i {
	font-family: "Figtree", sans-serif;
	font-weight: 400;
	font-size: 12px;
	line-height: 20px;
	margin-right: 2px;	
}

/* detail */
#useful-column-detail {
	padding-block: 88px 0;
}
#useful-column-detail figure.kv {
	width: 720px;
	margin-inline: auto;
	margin-block: 0 33px;
	font-size: 0;
}
#useful-column-detail figure.kv img {
	border: 1px solid rgba(0, 0, 0, 0.08);
	width: 100%;
	height: auto;
	border-radius: 8px;
}
#useful-column-detail>.date {
	width: 720px;
	margin-inline: auto;
	margin-block: 0 22px;
	color: #677D8E;
	font-family: "Figtree", sans-serif;
	font-weight: 400;
	font-size: 20px;
	line-height: 28px;
}
#useful-column-detail>h3 {
	width: 720px;
	margin-inline: auto;
	color: #052946;
	font-weight: 700;
	font-size: 30px;
	line-height: 44px;
	margin-block: 0 33px;	
}
#useful-column-detail>.tag {
	width: 720px;
	margin-inline: auto;
	margin-bottom: 64px;
}
#useful-column-detail .body-content {
	width: 640px;
	border-top: 1px solid rgba(0, 0, 0, 0.08);
	padding-top: 64px;
	margin-inline: auto;
}
#useful-column-detail .body-content .index {
	background: #F5F5F5;
	padding: 25px 32px;
	border-radius: 8px;
	position: relative;
	margin-bottom: 64px;
}
#useful-column-detail .body-content .index::before {
	content: '';
	display: block;
	width: 56px;
	height: 4px;
	background: #052946;
	position: absolute;
	left: 32px;
	top: 0;
}
#useful-column-detail .body-content .index h4 {
	color: #052946;
	font-weight: 700;
	font-size: 20px;
	line-height: 32px;
	margin-block: 0 6px;	
}
#useful-column-detail .body-content .index p {
	color: #052946;
	font-weight: 400;
	font-size: 16px;
	line-height: 32px;
	margin-block: 0 6px;
}
#useful-column-detail .body-content .index p:last-child {
	margin-bottom: 0;
}
#useful-column-detail .body-content .index p a {
	color: #0071C1;
	font-weight: 700;
	font-size: 15px;
	line-height: 24px;
	letter-spacing: 0.04em;
	text-decoration: none;
}
#useful-column-detail .body-content {
	padding-bottom: 64px;
}
#useful-column-detail .body-content h1 {
	color: #052946;
	font-weight: 700;
	font-size: 28px;
	line-height: 40px;
	margin-block: 64px 24px;	
}
#useful-column-detail .body-content h1::before {
	content: '';
	display: inline-block;
	width: 8px;
	height: 8px;
	margin-right: 24px;
	border-radius: 5px;
	background: #0B6FB8;
	vertical-align: 6px;
}
#useful-column-detail .body-content h2 {
	border-left: 4px solid #0B6FB8;
	padding-left: 8px;
	color: #0B6FB8;
	font-weight: 700;
	font-size: 20px;
	line-height: 24px;
	margin-block: 64px 24px;
}
#useful-column-detail .body-content h3 {
	color: #052946;
	font-weight: 700;
	font-size: 16px;
	line-height: 24px;
	margin-block: 64px 24px;
}
#useful-column-detail .body-content h3::before {
	content: '';
	display: inline-block;
	width: 6px;
	height: 6px;
	margin-right: 8px;
	border-radius: 4px;
	background: #0B6FB8;
	vertical-align: 2px;
}
#useful-column-detail .body-content h1:first-child,
#useful-column-detail .body-content h2:first-child,
#useful-column-detail .body-content h3:first-child {
	margin-top: 0;
}
#useful-column-detail .body-content ul,
#useful-column-detail .body-content ol,
#useful-column-detail .body-content p {
	color: #052946;
	font-weight: 400;
	font-size: 16px;
	line-height: 32px;
	margin-block: 0 24px;
}
#useful-column-detail .body-content ul,
#useful-column-detail .body-content ol {
	padding-left: 20px;
}
#useful-column-detail .body-content strong {
	font-weight: 700;
	font-size: 18px;
	line-height: 36px;
}
#useful-column-detail .body-content a {
	color: #0071C1;
	text-decoration: underline;
	font-weight: 700;
	letter-spacing: 0.04em;	
}
#useful-column-detail .body-content figure {
	margin: 0 auto 24px;
	font-size: 0;
	text-align: center;
}
#useful-column-detail .body-content figure img {
	max-width: 100%;
	height: auto;
}
#useful-column-detail .body-content img {
	max-width: 100%;
	height: auto;
}
#useful-column-detail .body-content img.aligncenter {
	margin-inline: auto;
	margin-bottom: 20px;
	display: block;
}
#useful-column-detail .body-content img.alignleft {
	float: left;
	margin-right: 20px;
	margin-bottom: 20px;
}
#useful-column-detail .body-content img.alignright {
	float: right;
	margin-left: 20px;
	margin-bottom: 20px;
}
#useful-column-detail .body-content .btn {
	margin-block: 0 24px;
}
#useful-column-detail .body-content .btn a {
	border: 1px solid rgba(5, 41, 70, 0.12);
	background: #0083E1;
	color: #fff;
	border-radius: 8px;
	font-size: 15px;
	text-align: center;
	display: block;
	width: 480px;
	margin-inline: auto;
	text-decoration: none;
	padding: 15px 15px 16px;
	font-weight: 400;
	box-sizing: border-box;
}
#useful-column-detail .body-content .btn a::after {
    content: '';
    display: inline-block;
    background: url(../images/rtktop/case_next_o.svg) no-repeat center;
    width: 18px;
    height: 18px;
	margin-left: 6px;
	vertical-align: -3px;
}
#useful-column-detail .body-content>:last-child {
	margin-bottom: 0;
}
#useful-column-detail .writer {
	color: #052946;
	font-weight: 400;
	font-size: 18px;
	line-height: 36px;
	margin-block: 0 24px;
	margin-bottom: 64px;
}
#useful-column-detail .sns {
	width: fit-content;
	margin-inline: auto;
	margin-bottom: 64px;
	display: flex;
	flex-flow: row nowrap;
	justify-content: center;
	align-items: center;
	gap: 24px;
}
#useful-column-detail .wp_social_bookmarking_light_clear {
	display: none;
}
#useful-column-detail .return-back {
	border-bottom: 1px solid rgba(0, 0, 0, 0.08);
	width: 960px;
	padding-bottom: 64px;
	margin: 0 auto 64px;
}
#mat-download {
	width: 960px;
	padding-block: 88px;
	margin-inline: auto;
	margin-bottom: 64px;
}
#mat-download h2 {
	color: #052946;
	font-weight: 700;
	font-size: 28px;
	line-height: 40px;
	margin-block: 0 36px;
}
#mat-download h2::before {
	content: '';
	display: inline-block;
	width: 8px;
	height: 8px;
	margin-right: 24px;
	border-radius: 5px;
	background: #0B6FB8;
	vertical-align: 6px;
}
#mat-download .list {
	display: flex;
	flex-flow: row nowrap;
	justify-content: center;
	align-items: flex-start;
	gap: 16px;
	margin-bottom: 48px;
}
#mat-download .list>div {
	width: 336px;
	border: 1px solid rgba(0, 0, 0, 0.08);
	box-shadow: 0px 24px 32px rgba(0, 0, 0, 0.08), 0px 8px 12px rgba(0, 0, 0, 0.04);
	border-radius: 16px;
}
#mat-download .list>div figure {
	margin-block: 0;
	font-size: 0;
}
#mat-download .list>div figure img {
	border-radius: 16px 16px 0 0;
}
#mat-download .list>div>div {
	border: 1px solid rgba(0, 0, 0, 0.08);
	padding: 24px;
	border-radius: 0 0 16px 16px;
}
#mat-download .list>div>div h3 {
	margin-block: 0 30px;
	height: 100px;
	font-weight: 700;
	font-size: 18px;
	line-height: 28px;
	letter-spacing: 0.04em;
	text-align: center;
	color: #052946;
}
#mat-download .list>div>div .link a {
	display: block;
	text-decoration: none;
	border: 1px solid rgba(0, 0, 0, 0.16);
	padding: 17px;
	color: #677D8E;
	font-weight: 700;
	font-size: 15px;
	line-height: 20px;
	letter-spacing: 0.04em;
	text-align: center;
	box-sizing: border-box;
	border-radius: 8px;
}
#mat-download .list>div>div .link a::after {
	content: '';
	display: inline-block;
	width: 12px;
	height: 12px;
	margin-left: 8px;
	background: url(../images/common/ic_arrow_right.svg) no-repeat center;
	vertical-align: 0;
}
#mat-download .more a {
	display: block;
	padding: 11px 12px 15px;
	position: relative;
	margin: auto;
	color: #0071C1;
	font-weight: 700;
	font-size: 15px;
	line-height: 24px;
	letter-spacing: 0.04em;
	text-align: center;
	box-sizing: border-box;
	width: fit-content;
	text-decoration: none;
}
#mat-download .more a::after {
	content: '';
	display: block;
	height: 2px;
	background: #0071C1;
	position: absolute;
	bottom: 7px;
	right: 12px;
	left: 12px;
	margin: auto;
}
#mat-download .more a:focus {
	text-decoration: none !important;
}

/* pc */
@media print,screen and (min-width: 769px) {
}
@media print,screen and (min-width: 1001px) {
	#useful-column .list>div.js-no-border.js-3n1 {
		border-end-start-radius: 16px;
	}
	#useful-column .list>div.js-no-border.js-3n {
		border-end-end-radius: 16px;
	}
	#useful-column .list>div h3 {
		-webkit-line-clamp: 2;
		text-overflow: ellipsis;
		overflow: hidden;
  		display: -webkit-box;
		-webkit-box-orient: vertical;
	}
	#useful-column .list>div .tag {
		overflow: hidden;
		white-space: nowrap;
		text-overflow: ellipsis;
	}
}


/* sp */
@media only screen and (max-width: 1120px) {
	#useful-column-detail {
		padding-inline: 20px;
	}
	#useful-column-detail .cols {
		display: block;
		width: auto;
	}
	#useful-column-detail .body-content {
		width: auto;
	}
}
@media only screen and (max-width: 1000px) {
	#useful-column {
		padding-inline: 20px;
	}
	#useful-column .filter {
		width: auto;
	}
	#useful-column .filter dl dd {
		width: calc(100% - 120px);
	}
	#useful-column .filter dl dd::after {
		width: calc(100% + 120px);
	}
	#useful-column .list {
		width: auto;
		display: block;
	}
	#useful-column .list>div {
		width: auto;
		border-left: none;
	}
	#useful-column .list>div figure img {
		width: 100%;
		height: auto;
	}
	#useful-column .list>div h3 {
		height: auto;
	}
	#useful-column .list>div:nth-child(3n+2) {
		width: auto;
	}
	#useful-column .list>div.js-no-border {
		border-bottom: 1px solid rgba(0, 0, 0, 0.08);
	}
	#useful-column .list>div.js-last {
		border-bottom: none;
		border-radius: 0 0 16px 16px;
	}
	#useful-column-detail figure.kv,
	#useful-column-detail>.date,
	#useful-column-detail>h3,
	#useful-column-detail>.tag {
		width: 100%;
	}
	#useful-column-detail .return-back {
		width: auto;
	}
	#mat-download {
		padding-inline: 20px;
		width: auto;
	}
}
@media only screen and (max-width: 768px) {
	#useful-column-detail .body-content .btn a {
		width: auto;
	}
	#mat-download .list {
		display: block;
	}
	#mat-download .list>div {
		margin-inline: auto;
		margin-bottom: 20px;
		width: auto;
	}
	#mat-download .list>div:last-child {
		margin-bottom: 0;
	}
	#mat-download .list>div figure img {
		width: 100%;
		height: auto;
	}
}
@media only screen and (max-width: 480px) {
	#useful-column-detail {
		padding-top: 30px;
	}
	#useful-column .filter dl {
		padding-left: 0;
	}
	#useful-column .filter dl dt {
		width: auto;
	}
	#useful-column .filter dl dd {
		width: auto;
	}
	#useful-column .filter dl dd::after {
		width: 100%;
	}
	#useful-column .filter .buttons {
		display: block;
	}
	#useful-column .filter .buttons input {
		width: 100%;
		margin-bottom: 20px;
	}
	#useful-column .filter .buttons input:last-child {
		margin-bottom: 0;
	}
	#useful-column .search div {
		width: 100%;
	}
	#useful-column .search div input[type="search"] {
		width: calc(100% - 28px);
	}
}
@media only screen and (max-width: 320px){
}