/* ==========================================================================
   1. メインビジュアル
   ========================================================================== */
.mv {
	position: relative;
	width: 100%;
	height: 100vh;
	min-height: 600px;
	margin-top: calc(var(--header-height) * -1);
	overflow: hidden;
}

.mv__picture {
	display: block;
	width: 100%;
	height: 100%;
}

.mv__picture img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.mv__overlay {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: linear-gradient(
		180deg,
		rgba(27, 58, 92, 0.3) 0%,
		rgba(43, 43, 43, 0.6) 100%
	);
}

.mv__content {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	text-align: center;
	color: var(--color-white);
	z-index: 1;
}

.mv__catch {
	font-size: 1rem;
	letter-spacing: 0.3em;
	color: var(--color-gold-light);
	margin-bottom: 16px;
}

.mv__title {
	font-size: 3rem;
	font-weight: 700;
	letter-spacing: 0.25em;
	line-height: 1.4;
}

.mv__sub {
	font-size: 0.875rem;
	letter-spacing: 0.2em;
	color: var(--color-gold-light);
	margin-top: 8px;
}

.mv__btn {
	display: inline-block;
	margin-top: 40px;
	padding: 14px 48px;
	border: 1px solid var(--color-gold);
	color: var(--color-gold);
	font-size: 0.875rem;
	letter-spacing: 0.15em;
	transition: background-color 0.3s, color 0.3s;
}

.mv__btn:hover {
	background-color: var(--color-gold);
	color: var(--color-white);
}

/* スクロールインジケーター */
.mv__scroll {
	position: absolute;
	bottom: 32px;
	left: 50%;
	transform: translateX(-50%);
	display: flex;
	flex-direction: column;
	align-items: center;
	z-index: 1;
}

.mv__scroll-text {
	font-size: 0.625rem;
	letter-spacing: 0.15em;
	color: var(--color-gold-light);
	writing-mode: vertical-rl;
	margin-bottom: 8px;
}

.mv__scroll-line {
	display: block;
	width: 1px;
	height: 40px;
	background-color: var(--color-gold);
	animation: scrollLine 1.8s ease-in-out infinite;
}

@keyframes scrollLine {
	0% {
		opacity: 0;
		transform: scaleY(0);
		transform-origin: top;
	}
	50% {
		opacity: 1;
		transform: scaleY(1);
		transform-origin: top;
	}
	100% {
		opacity: 0;
		transform: scaleY(1);
		transform-origin: bottom;
	}
}

/* SP */
@media (max-width: 767px) {
	.mv {
		min-height: 500px;
	}

	.mv__catch {
		font-size: 0.8125rem;
	}

	.mv__title {
		font-size: 2rem;
	}

	.mv__btn {
		margin-top: 32px;
		padding: 12px 36px;
	}
}

/* ==========================================================================
   2. コンセプト
   ========================================================================== */
.concept {
	padding: 96px 0;
	background-color: var(--color-ivory);
}

.concept__body {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 56px;
	align-items: center;
}

.concept__image {
	overflow: hidden;
}

.concept__image img {
	width: 100%;
	min-height: 440px;
	height: 100%;
	object-fit: cover;
	transition: transform 0.6s;
}

.concept__image:hover img {
	transform: scale(1.03);
}

.concept__lead {
	font-size: 1.375rem;
	font-weight: 500;
	line-height: 2;
	letter-spacing: 0.1em;
	color: var(--color-ai);
}

.concept__desc {
	font-size: 0.9375rem;
	line-height: 2.2;
	margin-top: 24px;
	color: var(--color-sumi);
}

.concept__line {
	width: 40px;
	height: 1px;
	background-color: var(--color-gold);
	margin-top: 32px;
}

/* SP */
@media (max-width: 767px) {
	.concept {
		padding: 64px 0;
	}

	.concept__body {
		grid-template-columns: 1fr;
		gap: 32px;
	}

	.concept__image img {
		min-height: 260px;
		height: auto;
	}

	.concept__lead {
		font-size: 1.125rem;
	}

	.concept__desc {
		font-size: 0.875rem;
	}
}

/* ==========================================================================
   3. おすすめコース
   ========================================================================== */
.course {
	padding: 96px 0;
	background-color: var(--color-white);
}

.course__list {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 32px;
}

.course__item {
	background-color: var(--color-ivory);
	border: 1px solid var(--color-border);
	transition: box-shadow 0.3s, transform 0.3s;
}

.course__item:hover {
	box-shadow: 0 8px 24px rgba(43, 43, 43, 0.1);
	transform: translateY(-4px);
}

/* ランクヘッダー */
.course__item-header {
	display: flex;
	align-items: center;
	gap: 12px;
	padding: 20px 24px;
	border-bottom: 1px solid var(--color-border);
}

.course__item-rank {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 40px;
	height: 40px;
	font-size: 1.125rem;
	font-weight: 700;
	letter-spacing: 0.05em;
	border-radius: 50%;
}

.course__item--matsu .course__item-rank {
	background-color: var(--color-gold);
	color: var(--color-white);
}

.course__item--take .course__item-rank {
	background-color: var(--color-ai);
	color: var(--color-gold-light);
}

.course__item--ume .course__item-rank {
	background-color: var(--color-sumi);
	color: var(--color-gold-light);
}

.course__item-name {
	font-size: 1.125rem;
	font-weight: 500;
	letter-spacing: 0.1em;
}

/* 画像 */
.course__item-image {
	overflow: hidden;
}

.course__item-image img {
	width: 100%;
	height: 200px;
	object-fit: cover;
	transition: transform 0.6s;
}

.course__item:hover .course__item-image img {
	transform: scale(1.05);
}

/* 本文 */
.course__item-body {
	padding: 24px;
}

.course__item-price {
	font-size: 0.9375rem;
	color: var(--color-sumi);
	letter-spacing: 0.05em;
}

.course__item-price strong {
	font-size: 1.5rem;
	color: var(--color-ai);
	font-weight: 700;
}

.course__item-desc {
	font-size: 0.8125rem;
	line-height: 1.9;
	margin-top: 16px;
	color: var(--color-sumi);
}

.course__item-note {
	font-size: 0.75rem;
	color: #888;
	margin-top: 12px;
}

/* CTA */
.course__cta {
	text-align: center;
	margin-top: 48px;
}

/* SP */
@media (max-width: 767px) {
	.course {
		padding: 64px 0;
	}

	.course__list {
		grid-template-columns: 1fr;
		gap: 24px;
	}

	.course__item-image img {
		height: 180px;
	}
}

/* ==========================================================================
   4. アクセス
   ========================================================================== */
.access {
	padding: 96px 0;
	background-color: var(--color-ivory);
}

.access__body {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 48px;
	align-items: start;
}

/* 地図 */
.access__map {
	position: relative;
	width: 100%;
	padding-bottom: 75%;
	overflow: hidden;
}

.access__map iframe {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	border: 1px solid var(--color-border);
}

/* マップのスクロール防止オーバーレイ */
.access__map-overlay {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	z-index: 2;
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	background-color: transparent;
	transition: background-color 0.3s;
}

.access__map-overlay:hover {
	background-color: rgba(27, 58, 92, 0.15);
}

.access__map-overlay-text {
	opacity: 0;
	padding: 10px 24px;
	background-color: rgba(27, 58, 92, 0.85);
	color: var(--color-white);
	font-size: 0.8125rem;
	letter-spacing: 0.1em;
	transition: opacity 0.3s;
	pointer-events: none;
}

.access__map-overlay:hover .access__map-overlay-text {
	opacity: 1;
}

.access__map-overlay.is-hidden {
	display: none;
}

/* 店舗情報 */
.access__detail {
	margin-bottom: 32px;
}

.access__detail-row {
	display: flex;
	gap: 16px;
	padding: 16px 0;
	border-bottom: 1px solid var(--color-border);
	font-size: 0.9375rem;
}

.access__detail-row:first-child {
	border-top: 1px solid var(--color-border);
}

.access__detail-row dt {
	flex-shrink: 0;
	width: 5em;
	font-weight: 500;
	color: var(--color-ai);
}

.access__detail-row dd {
	line-height: 1.8;
}

.access__detail-row dd a {
	color: var(--color-ai);
	border-bottom: 1px solid var(--color-gold);
	transition: color 0.3s;
}

.access__detail-row dd a:hover {
	color: var(--color-gold);
}

.access__info .btn {
	width: 100%;
}

/* SP */
@media (max-width: 767px) {
	.access {
		padding: 64px 0;
	}

	.access__body {
		grid-template-columns: 1fr;
		gap: 32px;
	}

	.access__map {
		padding-bottom: 65%;
	}

	.access__detail-row {
		flex-direction: column;
		gap: 4px;
		font-size: 0.875rem;
	}

	.access__detail-row dt {
		width: auto;
	}
}