/* ========================================
   Concept
   ======================================== */

.concept {
	padding: var(--space-2xl) var(--space-md);
	background-color: var(--color-white);
}

.concept__inner {
	max-width: var(--container-width);
	margin: 0 auto;
}

.concept__header {
	text-align: center;
	margin-bottom: var(--space-xl);
}

.concept__title {
	margin-top: var(--space-xs);
	font-family: var(--font-serif-jp);
	font-size: clamp(26px, 4vw, 36px);
	font-weight: 500;
	line-height: 1.65;
	color: var(--color-text-emphasis);
	letter-spacing: 0.08em;
}

.concept__title .text-reveal-char {
	font: inherit;
	letter-spacing: 0;
}

.text-reveal-char {
	display: inline-block;
	opacity: 0;
	transform: translateY(0.35em);
	transition:
		opacity 0.65s ease,
		transform 0.65s ease;
}

[data-text-reveal].is-revealed .text-reveal-char {
	opacity: 1;
	transform: translateY(0);
}

.concept__title-accent {
	color: var(--color-accent-dark);
}

@media (prefers-reduced-motion: reduce) {
	.text-reveal-char {
		opacity: 1;
		transform: none;
		transition: none;
	}
}

.concept__body {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: var(--space-xl);
	align-items: center;
}

.concept__figure {
	margin: 0;
}

.concept .image-parallax {
	aspect-ratio: 4 / 5;
	overflow: hidden;
	border-radius: 2px;
}

.concept__image {
	display: block;
	width: 100%;
	height: 112%;
	aspect-ratio: auto;
	object-fit: cover;
	object-position: center;
	will-change: transform;
}

.concept__caption {
	margin-top: var(--space-sm);
	font-size: 12px;
	color: var(--color-text-light);
	text-align: center;
	letter-spacing: 0.05em;
}

.concept__paragraph {
	margin-bottom: var(--space-md);
	font-size: 14px;
	line-height: 2.2;
	color: var(--color-text);
}

.concept__features {
	margin-top: var(--space-lg);
	padding-top: var(--space-lg);
	border-top: 1px solid var(--color-border);
}

.concept__feature {
	position: relative;
	padding-left: 20px;
	font-size: 13px;
	color: var(--color-text-light);
	line-height: 2;
}

.concept__feature::before {
	content: '';
	position: absolute;
	left: 0;
	top: 50%;
	transform: translateY(-50%);
	width: 6px;
	height: 6px;
	border-radius: 50%;
	background-color: var(--color-accent-light);
}

@media (max-width: 768px) {
	.concept {
		padding: var(--space-xl) var(--space-sm);
	}

	.concept__body {
		grid-template-columns: 1fr;
		gap: var(--space-lg);
	}
}