/**
 * トップページ用スタイル
 * ファーストビュー・Topics セクション
 */

.front-page {
	padding: 0;
	/* ヘッダー高さ分だけ上にずらし、画像を画面一番上から表示（ヘッダーと重なる） */
	margin-top: -150px;
}

.fv {
	position: relative;
	min-height: 520px;
}

.fv__image-wrap {
	position: relative;
	overflow: hidden;
}

.fv__image {
	display: block;
	width: 100%;
	object-fit: cover;
	object-position: center top;
}

.fv__overlay {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	padding-right: 140px;
	pointer-events: none;
}

/* 白いもやもや：キャッチコピー背後（相対位置をキープするため % で配置） */
.fv__overlay::before {
	content: "";
	position: absolute;
	width: 70%;
	max-width: 560px;
	height: 88%;
	max-height: 458px;
	left: 10%;
	top: 48%;
	transform: translateY(-50%);
	background: radial-gradient(29.6% 84.45% at 50% 50%,
			#ffffff 0%,
			rgba(255, 255, 255, 0.5) 100%);
	filter: blur(25px);
	z-index: 0;
}

/* キャッチコピー：FV内で相対位置をキープ（% で配置・中央揃え） */
.fv__copy {
	position: absolute;
	left: 8%;
	top: 48%;
	transform: translateY(-50%);
	width: 85%;
	max-width: 693px;
	height: 88%;
	max-height: 458px;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	padding: 40px;
	box-sizing: border-box;
	text-align: center;
	pointer-events: auto;
	z-index: 1;
}

/* キャッチコピー：画面幅に合わせて縮小（clamp） */
.fv__copy-main {
	margin: 0 0 8px;
	font-size: clamp(1.5rem, 4vw, 3rem);
	font-weight: 700;
	line-height: 1.3;
	color: #0f3193;
}

.fv__copy-sub {
	margin: 0 0 4px;
	font-size: clamp(1.125rem, 2vw, 1.75rem);
	font-weight: 500;
	line-height: 1.4;
	color: #0f3193;
}

.fv__copy-company {
	margin: 0 0 4px;
	font-size: clamp(1.2rem, 3vw, 2.5rem);
	font-weight: 700;
	line-height: 1.3;
	color: #0f3193;
}

.fv__copy-line {
	display: block;
	margin: 16px auto;
	border: none;
	border-top: 1px solid rgba(15, 49, 147, 0.35);
	width: min(450px, 65vw);
}

.fv__copy-catch {
	margin: 0;
	font-size: clamp(.8rem, 1.5vw, 1.375rem);
	font-weight: 500;
	line-height: 1.5;
	color: #0f3193;
}

/* Topics セクション */
.top-topics {
	margin-top: -70px;
	position: relative;
	z-index: 2;
	padding: 0 20px 40px;
}

.top-topics__inner {
	max-width: 680px;
	background-color: rgba(255, 255, 255, 0.88);
	padding: 20px 120px;
}

.top-topics__list {
	margin: 0;
	padding: 0;
	list-style: none;
	border-top: 1px solid #b8cce8;
}

.top-topics__item {
	display: flex;
	align-items: center;
	gap: 12px;
	padding: 14px 0;
	border-bottom: 1px solid #b8cce8;
}

.top-topics__item time {
	color: #333333;
	font-size: 18px;
	font-size: 1.125rem;
	white-space: nowrap;
}

.top-topics__separator {
	color: #7ba6d8;
	font-size: 18px;
	font-weight: 400;
}

.top-topics__item a {
	display: flex;
	align-items: center;
	justify-content: space-between;
	flex: 1;
	min-width: 0;
	font-size: 18px;
	font-size: 1.125rem;
	font-weight: 700;
	color: #333333;
}

.top-topics__item a:hover {
	color: #0f3193;
}

.top-topics__arrow {
	margin-left: 8px;
	flex-shrink: 0;
	color: #0f3193;
	font-size: 16px;
}

.top-topics__empty {
	margin: 0;
	font-size: 26px;
	font-size: 1.625rem;
	color: #0f3193;
}

.top-topics__link-wrap {
	margin: 24px 0 0;
	text-align: center;
}

.top-topics__link {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	min-width: 200px;
	padding: 12px 28px;
	background: linear-gradient(180deg, #5b9dee 0%, #1842a7 100%);
	border-radius: 28px;
	font-size: 20px;
	font-size: 1.25rem;
	font-weight: 700;
	color: #ffffff;
	box-shadow: 0 2px 8px rgba(15, 49, 147, 0.3);
}

.top-topics__link:hover,
.top-topics__link:focus {
	opacity: 0.9;
}

.top-topics__link-arrow {
	font-size: 18px;
}

/* About Us セクション */
.aboutus {
	background-color: #ffffff;
	padding: 48px 0 56px;
}

/* TOPICSのタイトル位置に合わせる（section 20px + inner 20px = 40px） */
.aboutus__inner {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 32px;
	max-width: none;
	width: 100%;
	margin: 0;
	padding-left: 140px;
	box-sizing: border-box;
}

.aboutus__content {
	flex: 1 1 40%;
	min-width: 280px;
}

.aboutus__text {
	margin: 0 0 28px;
	font-size: 16px;
	font-size: 1rem;
	line-height: 1.9;
	color: #333333;
}

.aboutus__link-wrap {
	margin: 24px 0 0;
}

.aboutus__link {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	padding: 12px 28px;
	background: linear-gradient(180deg, #6a9cf4 0%, #3b6fd3 100%);
	border-radius: 28px;
	font-size: 18px;
	font-size: 1.125rem;
	font-weight: 700;
	color: #ffffff;
	box-shadow: 0 4px 12px rgba(59, 111, 211, 0.35);
}

.aboutus__link:hover,
.aboutus__link:focus {
	opacity: 0.9;
}

.aboutus__link-arrow {
	font-size: 16px;
}

.aboutus__image-wrap {
	flex: 1 1 50%;
	min-width: 280px;
	overflow: hidden;
	margin-right: 0;
}

.aboutus__image {
	display: block;
	width: 100%;
	height: auto;
	object-fit: cover;
	object-position: center;
}

/* 事業内容セクション */
.business {
	position: relative;
	padding: 56px 20px 64px;
	background: url(../img/bg-top-business.png) center center / cover no-repeat;
	background-color: #e8f1f9;
}

.business__inner {
	max-width: 1200px;
	margin: 0 auto;
}

.business__list {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 24px;
	margin: 0 0 40px;
	padding: 0;
	list-style: none;
}

.business__item {
	flex: 1 1 300px;
	max-width: 360px;
}

.business__card {
	overflow: hidden;
	border-radius: 8px;
	background: #ffffff;
	box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.business__card-title {
	margin: 0;
	padding: 16px 20px;
	font-size: 18px;
	font-size: 1.125rem;
	font-weight: 700;
	color: #ffffff;
	text-align: center;
	border-radius: 8px 8px 0 0;
}

.business__card--blue .business__card-title {
	background: #0f3193;
}

.business__card--orange .business__card-title {
	background: linear-gradient(180deg, #f4692d 0%, #ffbb5c 100%);
}

.business__card-image-wrap {
	overflow: hidden;
	border-radius: 0 0 8px 8px;
}

.business__card-image {
	display: block;
	width: 100%;
	height: auto;
	object-fit: cover;
	aspect-ratio: 4 / 3;
}

.business__link-wrap {
	margin: 0;
	text-align: center;
}

.business__link {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	min-width: 200px;
	padding: 12px 28px;
	background: linear-gradient(180deg, #6a9cf4 0%, #3b6fd3 100%);
	border-radius: 28px;
	font-size: 18px;
	font-size: 1.125rem;
	font-weight: 700;
	color: #ffffff;
	box-shadow: 0 4px 12px rgba(15, 49, 147, 0.3);
}

.business__link:hover,
.business__link:focus {
	opacity: 0.9;
}

.business__link-arrow {
	font-size: 16px;
}

/* YouTube 埋め込みセクション */
.youtube-section {
	padding: 56px 20px 64px;
	background-color: #fdfdfd;
}

.youtube-section__inner {
	max-width: 900px;
	margin: 0 auto;
}

.youtube-section__wrap {
	position: relative;
	width: 100%;
	padding-bottom: 56.25%;
	/* 16:9 */
	height: 0;
	overflow: hidden;
	border-radius: 8px;
	background: #000000;
}

.youtube-section__iframe {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
}

/* 保有設備セクション（About Us の左右逆：画像左・テキスト右） */
.equipment {
	background-color: #ffffff;
	padding: 48px 0 56px;
}

.equipment__inner {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 32px;
	max-width: none;
	width: 100%;
	margin: 0;
	padding-right: 40px;
	box-sizing: border-box;
}

.equipment__image-wrap {
	flex: 1 1 50%;
	min-width: 280px;
	overflow: hidden;
	margin-right: 0;
	order: 1;
}

.equipment__image {
	display: block;
	width: 100%;
	height: auto;
	object-fit: cover;
	object-position: center;
}

.equipment__content {
	flex: 1 1 40%;
	min-width: 280px;
	padding-left: 40px;
	order: 2;
}

.equipment__headline {
	margin: 0 0 20px;
	font-size: 22px;
	font-size: 1.375rem;
	font-weight: 700;
	line-height: 1.5;
	color: #0f3193;
}

.equipment__text {
	margin: 0 0 16px;
	font-size: 16px;
	font-size: 1rem;
	line-height: 1.9;
	color: #333333;
}

.equipment__text:last-of-type {
	margin-bottom: 28px;
}

.equipment__link-wrap {
	margin: 0;
}

.equipment__link {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	padding: 12px 28px;
	background: linear-gradient(180deg, #6a9cf4 0%, #3b6fd3 100%);
	border-radius: 28px;
	font-size: 18px;
	font-size: 1.125rem;
	font-weight: 700;
	color: #ffffff;
	box-shadow: 0 4px 12px rgba(59, 111, 211, 0.35);
}

.equipment__link:hover,
.equipment__link:focus {
	opacity: 0.9;
}

.equipment__link-arrow {
	font-size: 16px;
}

/* 選ばれる理由セクション */
.reason {
	position: relative;
	padding: 56px 20px 64px;
	background: url(../img/bg-top-business.png) center center / cover no-repeat;
	background-color: #e8f1f9;
}

.reason__inner {
	max-width: 1200px;
	margin: 0 auto;
}

.reason__list {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 24px;
	margin: 0;
	padding: 0;
	list-style: none;
}

.reason__item {
	flex: 1 1 300px;
	max-width: 360px;
}

.reason__card {
	padding: 28px 24px;
	background: #ffffff;
	border-radius: 8px;
	box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
	height: 100%;
	box-sizing: border-box;
}

.reason__card-header {
	display: flex;
	flex-direction: row;
	align-items: center;
	justify-content: center;
	gap: 12px;
	margin-bottom: 16px;
	padding-bottom: 16px;
	border-bottom: 1px solid #dde4ed;
}

.reason__card-icon {
	flex-shrink: 0;
	width: 48px;
	height: 48px;
}

.reason__card-title {
	margin: 0;
	font-size: 20px;
	font-size: 1.25rem;
	font-weight: 700;
	color: #0f3193;
	line-height: 1.3;
}

.reason__card-text {
	margin: 0;
	font-size: 14px;
	font-size: 0.875rem;
	line-height: 1.8;
	color: #333333;
}