.supportPage {
	width: 100%;
	color: #333;
	line-height: 1.8;
}

.supportLayout {
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	width: 1200px;
	max-width: calc(100% - 40px);
	margin: 0 auto;
}

.supportSideNav {
	width: 220px;
	flex-shrink: 0;
	margin-top: 70px;
	position: sticky;
	top: 30px;
}

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

.supportSideNav li {
	border-bottom: 1px solid #ddd;
}

.supportSideNav li:first-child {
	border-top: 1px solid #ddd;
}

.supportSideNav a {
	position: relative;
	display: block;
	padding: 18px 28px 18px 15px;
	color: #333;
	font-size: 15px;
	font-weight: 600;
	line-height: 1.5;
	text-decoration: none;
	transition: 0.3s;
}

.supportSideNav a::after {
	content: "";
	position: absolute;
	top: 50%;
	right: 12px;
	width: 7px;
	height: 7px;
	border-right: 1px solid #006b4f;
	border-bottom: 1px solid #006b4f;
	transform: translateY(-70%) rotate(45deg);
}

.supportSideNav a:hover {
	color: #006b4f;
	background: #f5f8f6;
}

.supportMain {
	width: calc(100% - 270px);
}

.supportIntro {
	padding: 70px 50px;
	text-align: center;
}

.supportIntroLead {
	margin: 0 0 25px;
	color: #006b4f;
	font-size: 26px;
	font-weight: 700;
	line-height: 1.6;
}

.supportIntro p:last-child {
	max-width: 760px;
	margin: 0 auto;
	font-size: 16px;
	text-align: left;
}

.supportSection {
	padding: 80px 50px;
	border-top: 1px solid #e5e5e5;
}

.supportSection:nth-of-type(even) {
	background: #f7f8f7;
}

.supportHeading {
	margin-bottom: 40px;
	text-align: center;
}

.supportHeadingEn {
	display: block;
	margin-bottom: 5px;
	color: #006b4f;
	font-size: 12px;
	font-weight: 700;
	letter-spacing: 0.12em;
}

.supportHeading h3 {
	position: relative;
	margin: 0 0 20px;
	padding-bottom: 18px;
	color: #006b4f;
	font-size: 28px;
	font-weight: 700;
	line-height: 1.5;
}

.supportHeading h3::after {
	content: "";
	position: absolute;
	left: 50%;
	bottom: 0;
	width: 40px;
	height: 2px;
	background: #006b4f;
	transform: translateX(-50%);
}

.supportHeading p {
	margin: 0;
	font-size: 18px;
	font-weight: 700;
	line-height: 1.7;
}

.supportFeature {
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	gap: 40px;
	margin-top: 40px;
}

.supportFeatureReverse {
	flex-direction: row-reverse;
}

.supportFeatureImage {
	width: 42%;
	flex-shrink: 0;
}

.supportFeatureImage img {
	display: block;
	width: 100%;
	height: auto;
}

.supportFeatureBody {
	width: 58%;
}

.supportFeatureBody h4 {
	margin: 0 0 20px;
	color: #006b4f;
	font-size: 20px;
	font-weight: 700;
	line-height: 1.6;
}

.supportFeatureBody p {
	margin: 0;
	font-size: 16px;
	line-height: 1.9;
}

.supportFeatureBody p + p {
	margin-top: 20px;
}

.supportSystemLogos {
	display: flex;
	align-items: center;
	gap: 25px;
	margin-top: 25px;
}

.supportSystemLogos img {
	width: auto;
	max-width: 180px;
	max-height: 45px;
}

.supportContents {
	margin-top: 45px;
}

.supportContents h4,
.supportMerit > h4,
.supportNote h4 {
	position: relative;
	margin: 0 0 20px;
	padding: 10px 15px;
	border-left: 4px solid #006b4f;
	background: #f3f5f4;
	color: #333;
	font-size: 20px;
	font-weight: 700;
	line-height: 1.5;
}

.supportList,
.supportCheckList {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 1px;
	margin: 0;
	padding: 1px;
	background: #ddd;
	list-style: none;
}

.supportList li,
.supportCheckList li {
	position: relative;
	margin: 0;
	padding: 18px 20px 18px 42px;
	background: #fff;
	font-size: 15px;
	line-height: 1.6;
}

.supportList li::before {
	content: "";
	position: absolute;
	top: 27px;
	left: 20px;
	width: 7px;
	height: 7px;
	border-radius: 50%;
	background: #006b4f;
}

.supportCheckList li::before {
	content: "";
	position: absolute;
	top: 22px;
	left: 18px;
	width: 13px;
	height: 7px;
	border-left: 2px solid #006b4f;
	border-bottom: 2px solid #006b4f;
	transform: rotate(-45deg);
}

.supportMore,
.supportContact {
	margin-top: 50px;
	text-align: center;
}

.supportMore a,
.supportContact a {
	position: relative;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 420px;
	max-width: 100%;
	min-height: 60px;
	padding: 12px 45px;
	border: 1px solid #006b4f;
	background: #006b4f;
	color: #fff;
	font-size: 16px;
	font-weight: 700;
	line-height: 1.5;
	text-decoration: none;
	box-sizing: border-box;
	transition: 0.3s;
}

.supportMore a::after,
.supportContact a::after {
	content: "";
	position: absolute;
	top: 50%;
	right: 22px;
	width: 8px;
	height: 8px;
	border-top: 1px solid #fff;
	border-right: 1px solid #fff;
	transform: translateY(-50%) rotate(45deg);
}

.supportMore a:hover,
.supportContact a:hover {
	background: #fff;
	color: #006b4f;
}

.supportMore a:hover::after,
.supportContact a:hover::after {
	border-color: #006b4f;
}

.supportMerit {
	margin-top: 45px;
}

.supportMeritGrid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 20px;
}

.supportMeritItem {
	padding: 30px 25px;
	border: 1px solid #ddd;
	background: #fff;
	text-align: center;
}

.supportMeritItem > span {
	display: block;
	margin-bottom: 8px;
	color: #006b4f;
	font-size: 14px;
	font-weight: 700;
	letter-spacing: 0.1em;
}

.supportMeritItem h5 {
	margin: 0 0 15px;
	color: #006b4f;
	font-size: 18px;
	font-weight: 700;
	line-height: 1.5;
}

.supportMeritItem p {
	margin: 0;
	font-size: 15px;
	line-height: 1.8;
	text-align: left;
}

.supportNote {
	margin-top: 45px;
}

.supportNote ul {
	margin: 0;
	padding: 25px 30px 25px 50px;
	background: #f7f8f7;
}

.supportNote li {
	margin-bottom: 8px;
	font-size: 15px;
	line-height: 1.7;
}

.supportNote li:last-child {
	margin-bottom: 0;
}

@media screen and (max-width: 900px) {

	.supportLayout {
		display: block;
		max-width: 100%;
	}

	.supportSideNav {
		position: static;
		width: calc(100% - 40px);
		margin: 30px auto 0;
	}

	.supportSideNav ul {
		display: grid;
		grid-template-columns: repeat(2, 1fr);
		border-top: 1px solid #ddd;
		border-left: 1px solid #ddd;
	}

	.supportSideNav li,
	.supportSideNav li:first-child {
		border-top: 0;
		border-right: 1px solid #ddd;
		border-bottom: 1px solid #ddd;
	}

	.supportSideNav a {
		height: 100%;
		padding: 14px 30px 14px 12px;
		font-size: 14px;
		box-sizing: border-box;
	}

	.supportMain {
		width: 100%;
	}

	.supportIntro {
		padding: 50px 30px;
	}

	.supportIntroLead {
		font-size: 23px;
	}

	.supportSection {
		padding: 60px 30px;
	}

	.supportFeature,
	.supportFeatureReverse {
		flex-direction: column;
		gap: 25px;
	}

	.supportFeatureImage,
	.supportFeatureBody {
		width: 100%;
	}

	.supportFeatureImage {
		max-width: 520px;
		margin: 0 auto;
	}

	.supportMeritGrid {
		grid-template-columns: 1fr;
	}

}

@media screen and (max-width: 600px) {

	.supportSideNav {
		width: calc(100% - 30px);
		margin-top: 20px;
	}

	.supportSideNav ul {
		grid-template-columns: 1fr;
	}

	.supportSideNav a {
		padding: 13px 30px 13px 12px;
		font-size: 13px;
	}

	.supportIntro {
		padding: 40px 20px;
	}

	.supportIntroLead {
		margin-bottom: 20px;
		font-size: 21px;
	}

	.supportIntroLead br {
		display: none;
	}

	.supportIntro p:last-child {
		font-size: 15px;
	}

	.supportSection {
		padding: 50px 20px;
	}

	.supportHeading {
		margin-bottom: 30px;
	}

	.supportHeading h3 {
		font-size: 24px;
	}

	.supportHeading p {
		font-size: 16px;
		text-align: left;
	}

	.supportFeature {
		margin-top: 30px;
	}

	.supportFeatureBody h4 {
		font-size: 18px;
	}

	.supportFeatureBody p {
		font-size: 15px;
	}

	.supportContents {
		margin-top: 35px;
	}

	.supportContents h4,
	.supportMerit > h4,
	.supportNote h4 {
		font-size: 18px;
	}

	.supportList,
	.supportCheckList {
		grid-template-columns: 1fr;
	}

	.supportList li,
	.supportCheckList li {
		font-size: 14px;
	}

	.supportMore,
	.supportContact {
		margin-top: 40px;
	}

	.supportMore a,
	.supportContact a {
		width: 100%;
		min-height: 56px;
		padding: 12px 40px 12px 20px;
		font-size: 15px;
	}

	.supportSystemLogos {
		flex-wrap: wrap;
	}

	.supportSystemLogos img {
		max-width: 150px;
	}

	.supportMeritItem {
		padding: 25px 20px;
	}

	.supportNote ul {
		padding: 20px 20px 20px 38px;
	}

}