/* CASE 01の表示と、CASE 02でも使う導入ストーリーの共通スタイル。 */
.dd-case-heading {
	--case-accent: #52732f;
	display: flex;
	align-items: center;
	gap: clamp(20px, 3vw, 40px);
	padding: 24px clamp(20px, 3.2vw, 48px);
	margin-bottom: 24px;
	border-top: 3px solid var(--case-accent);
	background: #f3f7ee;
	color: #243327;
}

.dd-case-heading--augusta {
	--case-accent: #4365cf;
	background: #f0f4fc;
}

.dd-case-heading__number {
	display: flex;
	flex: 0 0 auto;
	align-items: baseline;
	gap: 10px;
	margin: 0;
	color: var(--case-accent);
	font-size: 14px;
	font-weight: 700;
	letter-spacing: .06em;
}

.dd-case-heading__number strong {
	font-size: clamp(36px, 4vw, 52px);
	line-height: 1;
}

.dd-case-heading__name {
	margin: 0;
	font-size: clamp(19px, 2vw, 28px);
	font-weight: 700;
	line-height: 1.4;
}

.dd-case-heading__name span {
	display: block;
	margin-top: 4px;
	font-size: 12px;
	font-weight: 500;
	letter-spacing: .1em;
}

#case-stories {
	background: #fff;
}

.dd-cube {
	width: 100%;
	max-width: 1600px;
	margin-inline: auto;
	color: #07194b;
	background: #fff;
	scroll-margin-top: 100px;
}

.dd-cube__hero {
	display: grid;
	grid-template-columns: 46% 54%;
	align-items: center;
	background: #fff;
	overflow: hidden;
}

.dd-cube__intro {
	grid-area: 1 / 1;
	min-width: 0;
	padding: 30px 24px 36px 7%;
}

.dd-cube__hero-photo {
	grid-area: 1 / 2;
	display: block;
	width: 100%;
	height: auto;
	aspect-ratio: 720 / 380;
	overflow: hidden;
}

#cube-plant .dd-cube__intro h2 {
	white-space: normal;
	font-size: clamp(27px, 3vw, 46px);
}

.dd-cube__detail-link {
	display: inline-flex;
	align-items: center;
	gap: 18px;
	padding: 13px 24px;
	border-radius: 30px;
	background: #b8dc49;
	color: #101b08;
	font-size: 14px;
	font-weight: 700;
	text-decoration: none;
}

.dd-cube__detail-link:focus-visible {
	outline: 3px solid #07194b;
	outline-offset: 4px;
}

#cube-plant .dd-cube__summary {
	margin: 16px 0 0;
	padding: 12px;
	border-radius: 28px;
	background: #07194b;
	color: #fff;
	text-align: center;
	font-weight: 700;
}

.dd-cube__brand {
	display: flex;
	align-items: center;
	gap: 12px;
	line-height: 1.3;
	margin-bottom: 34px;
}

.dd-cube__brand>.dd-cube__crop {
	flex: 0 0 80px;
	border-radius: 20px;
}

.dd-cube__brand p {
	font-size: 34px;
	font-weight: 900;
	letter-spacing: -.04em;
	margin: 0;
}

.dd-cube__brand small {
	font-size: clamp(12px,1.05vw,16px);
	font-weight: 600;
}

.dd-cube__brand span {
	font-size: 18px;
}

.dd-cube h2 {
	font-size: clamp(27px,3.1vw,48px);
	line-height: 1.3;
	letter-spacing: -.035em;
	margin: 0 0 15px;
	white-space: nowrap;
}

.dd-cube__lead {
	font-size: clamp(14px,1.3vw,20px);
	line-height: 1.55;
	font-weight: 600;
	margin: 0 0 14px;
}

.dd-cube__steps {
	display: grid;
	grid-template-columns: repeat(3,minmax(0,1fr));
	scroll-margin-top: 100px;
	background: #eef8f7;
}

.dd-cube__step {
	position: relative;
	min-width: 0;
	padding: 22px 28px 25px;
}

.dd-cube__step--before {
	background: linear-gradient(125deg,#e7eff2,#f2f5f4);
}

.dd-cube__step--solution {
	background: linear-gradient(120deg,#ecfaff,#e8f8ff);
}

.dd-cube__step--after {
	background: linear-gradient(120deg,#f4fff2,#f7fff9);
}

.dd-cube__step:not(:last-child)::after {
	content: '❯';
	position: absolute;
	right: -12px;
	top: 54%;
	z-index: 2;
	color: #28bff4;
	font-size: 42px;
	font-weight: 300;
}

.dd-cube__step header {
	display: flex;
	gap: 16px;
	align-items: flex-start;
}

.dd-cube__number {
	display: grid;
	place-items: center;
	flex: 0 0 43px;
	height: 43px;
	border-radius: 50%;
	background: linear-gradient(135deg,#91a7be,#445b74);
	color: white;
	font-size: 22px;
}

.dd-cube__step--solution .dd-cube__number {
	background: linear-gradient(135deg,#56dfff,#00aeef);
}

.dd-cube__step--after .dd-cube__number {
	background: linear-gradient(135deg,#8fba55,#467d29);
}

.dd-cube__eyebrow {
	margin: 0 0 3px;
	font-size: 16px;
	letter-spacing: .06em;
	color: #607a98;
	font-weight: 700;
}

.dd-cube__step--solution .dd-cube__eyebrow {
	color: #007fae;
}

.dd-cube__step--after .dd-cube__eyebrow {
	color: #4c812b;
}

.dd-cube__step h3 {
	font-size: clamp(19px,1.7vw,27px);
	line-height: 1.4;
	margin: 0;
	letter-spacing: -.04em;
}

.dd-cube__step>p {
	font-size: clamp(12px,.92vw,15px);
	line-height: 1.65;
	margin: 10px 0 20px 59px;
}

.dd-cube__crop {
	display: block;
	position: relative;
	overflow: hidden;
	width: 100%;
}

.dd-cube__crop img {
	position: absolute;
	width: var(--image-width);
	max-width: none;
	height: auto;
	left: var(--image-left);
	top: var(--image-top);
}

.dd-cube__flow {
	display: grid;
	grid-template-columns: repeat(3,minmax(0,1fr));
	gap: 20px 28px;
	padding: 0;
	margin: 24px 0 0;
	list-style: none;
}

.dd-cube__flow li {
	position: relative;
	text-align: center;
	font-size: 14px;
	font-weight: 600;
	line-height: 1.5;
}

.dd-cube__flow li:not(:nth-child(3n))::after {
	content: '›';
	position: absolute;
	right: -20px;
	top: 22%;
	font-size: 30px;
}

.dd-cube__flow .dd-cube__crop {
	border-radius: 5px;
	margin-bottom: 8px;
}

.dd-cube__solution-visual {
	margin: 0 0 0 15px;
}

.dd-cube__note {
	display: block;
	font-size: 10px;
	line-height: 1.5;
	margin-top: 7px;
	color: #526777;
}

.dd-cube__benefits {
	display: grid;
	grid-template-columns: repeat(3,minmax(0,1fr)) 1.05fr;
	background: #042a40;
	color: #fff;
	padding: 28px 2.8%;
	gap: 24px;
}

.dd-cube__benefit {
	display: flex;
	gap: 20px;
	align-items: flex-start;
	padding-right: 22px;
	border-right: 1px solid #7e959f;
}

.dd-cube__benefit h3 {
	font-size: clamp(17px,1.5vw,24px);
	margin: 0 0 6px;
}

.dd-cube__benefit p {
	font-size: 14px;
	line-height: 1.8;
	margin: 0;
}

.dd-cube__symbol {
	font-size: 70px;
	color: #add000;
	line-height: 1;
	flex-shrink: 0;
}

.dd-cube__symbol--kg {
	font-size: 30px;
	border: 4px solid #add000;
	border-radius: 8px;
	padding: 8px;
	margin-top: 10px;
}

.dd-cube__future {
	text-align: center;
	align-self: center;
}

.dd-cube__future p {
	font-family: serif;
	font-size: 24px;
	line-height: 1.8;
	margin: 0 0 7px;
	transform: rotate(-8deg);
}

.dd-cube__future small {
	display: block;
	font-size: 10px;
	line-height: 1.5;
	margin-top: 15px;
}

@media(min-width:1600px) {
	.dd-cube__intro {
		padding-top: 35px;
	}

	.dd-cube__brand {
		margin-bottom: 45px;
	}

}

@media(max-width:1100px) {
	.dd-cube__step {
		padding: 22px 18px;
	}

	.dd-cube__step header {
		gap: 10px;
	}

	.dd-cube__step>p {
		margin-left: 0;
	}

	.dd-cube__number {
		flex-basis: 34px;
		height: 34px;
		font-size: 18px;
	}

	.dd-cube__flow {
		gap: 18px;
	}

	.dd-cube__flow li {
		font-size: 12px;
	}

	.dd-cube__flow li:not(:nth-child(3n))::after {
		right: -14px;
	}

	.dd-cube__benefits {
		grid-template-columns: repeat(2,minmax(0,1fr));
	}

	.dd-cube__benefit:nth-child(2) {
		border: 0;
	}

}

/* CASE 01の図と説明が狭くなりすぎないよう、タブレットでは縦に並べます。 */
@media(max-width:900px) {
	#cube-plant .dd-cube__steps {
		grid-template-columns: 1fr;
	}

	#cube-plant .dd-cube__step {
		padding: 28px 24px;
	}

	#cube-plant .dd-cube__step:not(:last-child)::after {
		right: calc(50% - 12px);
		top: auto;
		bottom: -28px;
		transform: rotate(90deg);
	}
}

@media(max-width:767px) {
	.dd-cube__hero {
		grid-template-columns: 1fr;
	}

	.dd-cube__hero-photo {
		grid-area: 1 / 1;
	}

	.dd-cube__intro {
		grid-area: 2 / 1;
		padding: 24px;
	}

	.dd-cube__brand {
		margin-bottom: 24px;
	}

	.dd-cube__brand>.dd-cube__crop {
		flex-basis: 60px;
		border-radius: 15px;
	}

	.dd-cube__brand p {
		font-size: 28px;
	}

	.dd-cube__brand span {
		font-size: 14px;
	}

	.dd-cube__brand small {
		font-size: 11px;
	}

	.dd-cube h2 {
		font-size: clamp(23px,5.8vw,40px);
		white-space: normal;
	}

	.dd-cube__lead {
		font-size: 14px;
	}

	.dd-cube__steps {
		grid-template-columns: 1fr;
	}

	.dd-cube__step {
		padding: 28px 24px;
	}

	.dd-cube__step h3 {
		font-size: 23px;
	}

	.dd-cube__step>p {
		font-size: 14px;
		margin: 16px 0 24px;
	}

	.dd-cube__step:not(:last-child)::after {
		right: calc(50% - 12px);
		top: auto;
		bottom: -28px;
		transform: rotate(90deg);
	}

	.dd-cube__flow {
		gap: 22px;
	}

	.dd-cube__flow li {
		font-size: 12px;
	}

	.dd-cube__solution-visual {
		margin: 0;
	}

	.dd-cube__benefits {
		grid-template-columns: 1fr;
		padding: 30px 24px;
		gap: 24px;
	}

	.dd-cube__benefit,.dd-cube__benefit:nth-child(2) {
		border: 0;
		border-bottom: 1px solid #53717f;
		padding: 0 0 24px;
		gap: 24px;
	}

	.dd-cube__benefit h3 {
		font-size: 21px;
	}

	.dd-cube__symbol {
		width: 58px;
		text-align: center;
	}

	.dd-cube__future {
		padding: 12px 0 20px;
	}

}