/**
 * Case-study single-project layout.
 *
 * Implements the Figma "Projects" redesign (node-id 10597-9883): Hero
 * (styled in style.css) → EL DESAFIO/Requisitos → Nuestro Enfoque (dark) →
 * Nuestra Solución (highlight + stat band) → Solución 01/02/03 (numbered
 * showcase blocks) → Galería del proyecto → CTA.
 *
 * Every selector is scoped under .ecoaire-case-study to prevent collisions
 * with the main theme CSS. Markup lives in
 * template-parts/project-case-study.php.
 *
 * @package Econaire
 */

/* ── Brand tokens ─────────────────────────────────────────────────────────── */
.ecoaire-case-study {
	--cs-azul:        #0b1630;
	--cs-azul-oscuro: #00254a;
	--cs-azul-claro:  #1e5b9a;
	--cs-icon-blue:   #28438a;
	--cs-icon-blue-light: #7AB5FF;
	--cs-navy:        #081229;
	--cs-verde:       #0a4d2d;
	--cs-gris-fondo:  var(--econaire-color-surface, #f3f5f7);
	--cs-gris-borde:  #d8dde5;
	--cs-gris-texto:  var(--econaire-color-muted, #64748b);
	--cs-texto:       var(--econaire-color-text, #1f2937);
	--cs-acento:      #c19a4b;

	/* Inherit theme fonts — Inter body, Sora for headings */
	font-family: 'Inter', system-ui, sans-serif;
	color: var(--cs-texto);
	line-height: 1.65;
	font-size: 16px;
}

/* Headings use Sora (theme heading font) */
.ecoaire-case-study h1,
.ecoaire-case-study h2,
.ecoaire-case-study h3,
.ecoaire-case-study h4 {
	font-family: 'Sora', system-ui, sans-serif;
}

/* ── cs-section (EL DESAFIO: tag + title + 2-col body + req cards) ────────── */
.ecoaire-case-study .cs-section {
	background: #fff;
	padding: 64px;
	display: flex;
	flex-direction: column;
	gap: 54px;
	max-width: 1280px;
	margin-left: auto;
	margin-right: auto;
	width: 100%;
	box-sizing: border-box;
}

.ecoaire-case-study .cs-section__header {
	display: flex;
	flex-direction: column;
	gap: 12px;
}

.ecoaire-case-study .cs-section__tag {
	color: #0a4d2d;
	font-family: 'Sora', sans-serif;
	font-size: 20px;
	font-weight: 600;
	letter-spacing: 1px;
	text-transform: uppercase;
}

.ecoaire-case-study .cs-section__title {
	margin: 0;
	color: #1a1a1a;
	font-family: 'Sora', sans-serif;
	font-size: 52px;
	font-weight: 600;
	line-height: 1.2;
	letter-spacing: -0.52px;
	overflow-wrap: normal;
	word-break: normal;
	hyphens: none;
}

.ecoaire-case-study .cs-section__title--nowrap {
	white-space: nowrap;
}

.ecoaire-case-study .cs-section__body {
	display: flex;
	gap: 54px;
	align-items: stretch;
}

.ecoaire-case-study .cs-section__text {
	width: 580px;
	flex-shrink: 0;
	display: flex;
	flex-direction: column;
}

.ecoaire-case-study .cs-section__text p {
	font-family: 'Sora', sans-serif;
	font-size: 18px;
	color: #050208;
	line-height: 1.6;
	margin: 0 0 16px;
}

.ecoaire-case-study .cs-section__text p:last-child {
	margin-bottom: 0;
}

.ecoaire-case-study .cs-section__image {
	flex: 1;
	min-width: 0;
	border-radius: 10px;
	overflow: hidden;
}

.ecoaire-case-study .cs-section__image img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
	border-radius: 10px;
}

/* ── Requirement cards ────────────────────────────────────────────────────── */
.ecoaire-case-study .cs-requirements {
	display: flex;
	flex-direction: column;
	gap: 28px;
}

.ecoaire-case-study .cs-requirements__heading {
	margin: 0;
	color: #0a4d2d;
	font-family: 'Sora', sans-serif;
	font-size: 28px;
	font-weight: 600;
	line-height: 1.4;
	letter-spacing: -0.28px;
}

.ecoaire-case-study .cs-requirements__grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 16px;
}

.ecoaire-case-study .cs-req-card {
	display: flex;
	align-items: center;
	gap: 16px;
	padding: 18px 24px;
	background: #f5f5f5;
	border-left: 4px solid #0a4d2d;
	border-radius: 8px;
}

.ecoaire-case-study .cs-req-card__icon {
	width: 24px;
	height: 24px;
	flex-shrink: 0;
}

.ecoaire-case-study .cs-req-card__icon circle,
.ecoaire-case-study .cs-req-card__icon path {
	stroke: var(--cs-icon-blue);
}

.ecoaire-case-study .cs-req-card span {
	color: #091634;
	font-family: 'Sora', sans-serif;
	font-size: 16px;
	font-weight: 600;
	line-height: 1.4;
	letter-spacing: -0.16px;
}

/* ── Nuestro Enfoque (dark band, 2 alternating feature rows) ──────────────── */
.ecoaire-case-study .cs-enfoque {
	background: var(--cs-navy);
	padding: 80px 64px;
}

.ecoaire-case-study .cs-enfoque__inner {
	max-width: 1280px;
	margin: 0 auto;
}

.ecoaire-case-study .cs-enfoque__header {
	text-align: center;
	max-width: 100%;
	margin: 0 auto 56px;
}

.ecoaire-case-study .cs-enfoque__eyebrow {
	display: block;
	color: #ffd700;
	font-family: 'Sora', sans-serif;
	font-size: 14px;
	font-weight: 600;
	letter-spacing: 2px;
	text-transform: uppercase;
	margin-bottom: 12px;
}

.ecoaire-case-study .cs-enfoque__title {
	margin: 0 0 12px;
	color: #fff;
	font-size: 40px;
	font-weight: 600;
	line-height: 1.2;
	overflow-wrap: normal;
	word-break: normal;
	hyphens: none;
}

.ecoaire-case-study .cs-enfoque__title--nowrap {
	white-space: nowrap;
	width: max-content;
	margin-left: auto;
	margin-right: auto;
}

.ecoaire-case-study .cs-enfoque__subtitle {
	margin: 0;
	color: #a9b4c9;
	font-size: 17px;
	line-height: 1.6;
}

.ecoaire-case-study .cs-enfoque__row {
	display: flex;
	align-items: center;
	gap: 56px;
	padding: 48px 0;
	border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.ecoaire-case-study .cs-enfoque__row:first-of-type {
	border-top: none;
	padding-top: 0;
}

.ecoaire-case-study .cs-enfoque__row--reverse {
	flex-direction: row-reverse;
}

.ecoaire-case-study .cs-enfoque__row--single {
	align-items: stretch;
	padding: 0;
	border-top: none;
}

.ecoaire-case-study .cs-enfoque__row--single .cs-enfoque__text {
	display: flex;
	flex-direction: column;
	align-items: stretch;
	padding: 36px 40px;
	border: 1px solid rgba(122, 181, 255, 0.28);
	border-radius: 12px;
	background: rgba(255, 255, 255, 0.06);
}

.ecoaire-case-study .cs-enfoque__row--single .cs-enfoque__text p {
	margin: 0 0 20px;
}

.ecoaire-case-study .cs-enfoque__image {
	flex: 1 1 45%;
	min-width: 0;
	border-radius: 12px;
	overflow: hidden;
	aspect-ratio: 4 / 3;
}

.ecoaire-case-study .cs-enfoque__image img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.ecoaire-case-study .cs-enfoque__text {
	flex: 1 1 55%;
	min-width: 0;
}

.ecoaire-case-study .cs-enfoque__text h3 {
	margin: 0 0 12px;
	color: #fff;
	font-size: 26px;
	font-weight: 600;
	line-height: 1.3;
}

.ecoaire-case-study .cs-enfoque__text p {
	margin: 0 0 20px;
	color: #a9b4c9;
	font-size: 16px;
	line-height: 1.65;
}

.ecoaire-case-study .cs-enfoque__text p strong {
	color: #fff;
}

.ecoaire-case-study .cs-enfoque__list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 12px;
}

.ecoaire-case-study .cs-enfoque__list li {
	display: flex;
	align-items: flex-start;
	gap: 10px;
	color: #e2e8f0;
	font-size: 15px;
	font-weight: 600;
}

.ecoaire-case-study .cs-enfoque__list li svg {
	color: var(--cs-icon-blue-light);
	flex-shrink: 0;
	margin-top: 1px;
}

/* ── Nuestra Solución (intro + highlight quote + stat band) ───────────────── */
.ecoaire-case-study .cs-solucion-band {
	max-width: 1280px;
	margin: 0 auto;
	padding: 80px 64px;
	box-sizing: border-box;
}

.ecoaire-case-study .cs-solucion-band__header {
	max-width: 100%;
	margin-bottom: 32px;
}

.ecoaire-case-study .cs-solucion-band__eyebrow {
	display: block;
	color: #0a4d2d;
	font-family: 'Sora', sans-serif;
	font-size: 14px;
	font-weight: 600;
	letter-spacing: 2px;
	text-transform: uppercase;
	margin-bottom: 12px;
}

.ecoaire-case-study .cs-solucion-band__title {
	margin: 0 0 16px;
	color: #1a1a1a;
	font-size: 36px;
	font-weight: 600;
	line-height: 1.2;
	overflow-wrap: normal;
	word-break: normal;
	hyphens: none;
}

.ecoaire-case-study .cs-solucion-band__description {
	margin: 0;
	color: #475569;
	font-size: 15px;
	line-height: 1.7;
}

.ecoaire-case-study .cs-solucion-band__highlight {
	background: var(--cs-gris-fondo);
	border-left: 4px solid #0a4d2d;
	border-radius: 8px;
	padding: 28px 32px;
	margin-bottom: 40px;
}

.ecoaire-case-study .cs-solucion-band__highlight p {
	margin: 0;
	color: #1f2937;
	font-size: 17px;
	line-height: 1.7;
}

.ecoaire-case-study .cs-solucion-band__highlight strong {
	color: #0a4d2d;
}

/* ── Highlight stat band (reused inside cs-solucion-band) ──────────────────── */
.ecoaire-case-study .cs-highlight {
	background: var(--cs-azul);
	color: #fff;
	padding: 48px 40px;
	border-radius: 12px;
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 28px;
}

.ecoaire-case-study .cs-solucion-band .cs-highlight {
	margin: 0;
}

.ecoaire-case-study .cs-stat {
	text-align: center;
}

.ecoaire-case-study .cs-stat__num {
	font-size: 32px;
	font-weight: 700;
	color: #fff;
	margin-bottom: 6px;
}

.ecoaire-case-study .cs-stat__desc {
	font-size: 12px;
	color: #cdd9e6;
	line-height: 1.4;
}

/* ── Solución 01 / 02 / 03 (numbered showcase blocks) ──────────────────────── */
.ecoaire-case-study .cs-solucion {
	padding: 80px 64px;
}

.ecoaire-case-study .cs-solucion--white {
	background: #fff;
}

.ecoaire-case-study .cs-solucion--green {
	background: var(--cs-verde);
}

.ecoaire-case-study .cs-solucion__inner {
	max-width: 1280px;
	margin: 0 auto;
	display: flex;
	align-items: center;
	gap: 64px;
}

.ecoaire-case-study .cs-solucion--reverse .cs-solucion__inner {
	flex-direction: row-reverse;
}

.ecoaire-case-study .cs-solucion__col--text {
	flex: 1 1 55%;
	min-width: 0;
}

.ecoaire-case-study .cs-solucion__col--media {
	flex: 1 1 40%;
	min-width: 0;
}

.ecoaire-case-study .cs-solucion__header {
	display: flex;
	align-items: flex-start;
	gap: 16px;
	margin-bottom: 20px;
}

.ecoaire-case-study .cs-solucion__icon {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 48px;
	height: 48px;
	border-radius: 10px;
	flex-shrink: 0;
	background: rgba(40, 67, 138, 0.1);
	color: var(--cs-icon-blue);
}

.ecoaire-case-study .cs-solucion--green .cs-solucion__icon {
	background: #fff;
	color: var(--cs-icon-blue);
}

.ecoaire-case-study .cs-solucion__eyebrow {
	display: block;
	color: #94a3b8;
	font-family: 'Sora', sans-serif;
	font-size: 12px;
	font-weight: 600;
	letter-spacing: 1.5px;
	text-transform: uppercase;
	margin-bottom: 4px;
}

.ecoaire-case-study .cs-solucion--green .cs-solucion__eyebrow {
	color: #9fd7b8;
}

.ecoaire-case-study .cs-solucion__title {
	margin: 0;
	color: #1a1a1a;
	font-size: 23px;
	font-weight: 600;
	line-height: 1.25;
}

.ecoaire-case-study .cs-solucion--green .cs-solucion__title {
	color: #fff;
}

.ecoaire-case-study .cs-solucion__col--text p {
	margin: 0 0 16px;
	color: #475569;
	font-size: 16px;
	line-height: 1.7;
}

.ecoaire-case-study .cs-solucion__col--text p:last-of-type {
	margin-bottom: 20px;
}

.ecoaire-case-study .cs-solucion--green .cs-solucion__col--text p {
	color: #cdeedd;
}

.ecoaire-case-study .cs-solucion__col--text p strong {
	color: #0a4d2d;
}

.ecoaire-case-study .cs-solucion--green .cs-solucion__col--text p strong {
	color: #fff;
}

.ecoaire-case-study .cs-solucion__list {
	list-style: none;
	margin: 0 0 20px;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 12px;
}

.ecoaire-case-study .cs-solucion__list li {
	display: flex;
	align-items: flex-start;
	gap: 10px;
	color: #1f2937;
	font-size: 15px;
	font-weight: 600;
}

.ecoaire-case-study .cs-solucion__list li svg {
	color: var(--cs-icon-blue);
	flex-shrink: 0;
	margin-top: 1px;
}

.ecoaire-case-study .cs-solucion--green .cs-solucion__list li {
	color: #fff;
}

.ecoaire-case-study .cs-solucion--green .cs-solucion__list li svg {
	color: var(--cs-icon-blue-light);
}

/* Showcase card (stat + spec card + floating badge) */
.ecoaire-case-study .cs-solucion__card {
	position: relative;
	background: var(--cs-gris-fondo);
	border-radius: 16px;
	padding: 40px 32px 48px;
}

.ecoaire-case-study .cs-solucion--green .cs-solucion__card {
	background: rgba(255, 255, 255, 0.06);
}

.ecoaire-case-study .cs-solucion__card-stat {
	text-align: center;
	margin-bottom: 28px;
}

.ecoaire-case-study .cs-solucion__card-stat-num {
	font-size: 44px;
	font-weight: 700;
	color: var(--cs-navy);
	line-height: 1;
}

.ecoaire-case-study .cs-solucion--green .cs-solucion__card-stat-num {
	color: #fff;
}

.ecoaire-case-study .cs-solucion__card-stat-label {
	margin-top: 8px;
	color: #64748b;
	font-size: 14px;
}

.ecoaire-case-study .cs-solucion--green .cs-solucion__card-stat-label {
	color: #cdeedd;
}

.ecoaire-case-study .cs-solucion__card-inner {
	background: #fff;
	border-radius: 12px;
	padding: 20px 24px;
	display: flex;
	flex-direction: column;
	gap: 14px;
	box-shadow: 0 8px 24px rgba(8, 18, 41, 0.08);
}

.ecoaire-case-study .cs-solucion__card-row {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
	padding-bottom: 14px;
	border-bottom: 1px solid #eef1f4;
}

.ecoaire-case-study .cs-solucion__card-row:last-child {
	padding-bottom: 0;
	border-bottom: none;
}

.ecoaire-case-study .cs-solucion__card-row-label {
	color: #64748b;
	font-size: 13px;
}

.ecoaire-case-study .cs-solucion__card-row-value {
	color: var(--cs-navy);
	font-size: 14px;
	font-weight: 600;
	text-align: right;
}

.ecoaire-case-study .cs-solucion__badge {
	position: absolute;
	right: 24px;
	bottom: -18px;
	display: inline-flex;
	align-items: center;
	gap: 8px;
	background: #fff;
	border-radius: 10px;
	padding: 12px 16px;
	box-shadow: 0 8px 20px rgba(8, 18, 41, 0.15);
	color: #0a4d2d;
	font-size: 13px;
	font-weight: 700;
	max-width: 220px;
}

.ecoaire-case-study .cs-solucion__badge svg {
	flex-shrink: 0;
}

/* ── Galería del proyecto ───────────────────────────────────────────────────── */
.ecoaire-case-study .cs-galeria {
	max-width: 1280px;
	margin: 0 auto;
	padding: 80px 64px;
	text-align: center;
	box-sizing: border-box;
}

.ecoaire-case-study .cs-galeria__title {
	margin: 0 0 40px;
	color: #0a4d2d;
	font-size: 34px;
	font-weight: 600;
}

.ecoaire-case-study .cs-galeria__grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 16px;
	text-align: left;
}

.ecoaire-case-study .cs-galeria__item {
	border-radius: 12px;
	overflow: hidden;
	aspect-ratio: 16 / 10;
	box-shadow: 0 4px 14px rgba(8, 18, 41, 0.1);
}

.ecoaire-case-study .cs-galeria__item img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
}

/* ── CTA block ────────────────────────────────────────────────────────────── */
.ecoaire-case-study .cs-cta {
	max-width: 1280px;
	margin-left: auto;
	margin-right: auto;
	margin-bottom: 80px;
	box-sizing: border-box;
	background: #f5f5f5;
	border-radius: 16px;
	padding: 64px;
	text-align: center;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 16px;
}

.ecoaire-case-study .cs-cta h3 {
	margin: 0;
	color: #0a1633;
	font-size: 36px;
	font-weight: 600;
	line-height: 1.3;
	letter-spacing: -0.36px;
}

.ecoaire-case-study .cs-cta p {
	color: #6b7280;
	font-family: 'Inter', sans-serif;
	font-size: 18px;
	font-weight: 400;
	line-height: 1.5;
	max-width: 762px;
	margin: 0 0 8px;
}

.ecoaire-case-study .cs-cta__btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	height: 56px;
	min-width: 400px;
	padding: 0 40px;
	background: #ffd700;
	color: #28438a;
	border: none;
	border-radius: 8px;
	font-family: 'Sora', sans-serif;
	font-size: 18px;
	font-weight: 600;
	line-height: 1;
	text-decoration: none;
	box-shadow: 0 4px 14px -2px rgba(13, 88, 135, 0.4);
	cursor: pointer;
	transition: opacity 0.2s ease, transform 0.15s ease;
}

.ecoaire-case-study .cs-cta__btn:hover {
	opacity: 0.9;
	color: #28438a;
	transform: translateY(-2px);
}

/* ── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
	.ecoaire-case-study .cs-section {
		padding: 40px 24px;
		gap: 36px;
	}

	.ecoaire-case-study .cs-section__title {
		font-size: 36px;
	}

	.ecoaire-case-study .cs-section__title--nowrap {
		white-space: normal;
	}

	.ecoaire-case-study .cs-section__tag {
		font-size: 16px;
	}

	.ecoaire-case-study .cs-section__body {
		flex-direction: column;
		gap: 28px;
	}

	.ecoaire-case-study .cs-section__text {
		width: 100%;
	}

	.ecoaire-case-study .cs-section__image {
		min-height: 240px;
	}

	.ecoaire-case-study .cs-requirements__grid {
		grid-template-columns: 1fr;
	}

	.ecoaire-case-study .cs-enfoque,
	.ecoaire-case-study .cs-solucion-band,
	.ecoaire-case-study .cs-solucion,
	.ecoaire-case-study .cs-galeria {
		padding: 48px 24px;
	}

	.ecoaire-case-study .cs-enfoque__title,
	.ecoaire-case-study .cs-solucion-band__title,
	.ecoaire-case-study .cs-galeria__title {
		font-size: 28px;
	}

	.ecoaire-case-study .cs-enfoque__title--nowrap {
		white-space: normal;
		width: auto;
		margin-left: 0;
		margin-right: 0;
	}


	.ecoaire-case-study .cs-enfoque__row,
	.ecoaire-case-study .cs-enfoque__row--reverse,
	.ecoaire-case-study .cs-solucion__inner,
	.ecoaire-case-study .cs-solucion--reverse .cs-solucion__inner {
		flex-direction: column;
		gap: 28px;
	}

	.ecoaire-case-study .cs-enfoque__image {
		width: 100%;
	}

	.ecoaire-case-study .cs-highlight {
		grid-template-columns: repeat(2, 1fr);
		padding: 36px 20px;
		gap: 24px;
	}

	.ecoaire-case-study .cs-solucion__badge {
		position: static;
		margin-top: 16px;
		max-width: none;
	}

	.ecoaire-case-study .cs-galeria__grid {
		grid-template-columns: 1fr;
	}

	.ecoaire-case-study .cs-cta {
		padding: 40px 24px;
		border-radius: 12px;
		margin-bottom: 48px;
	}

	.ecoaire-case-study .cs-cta__btn {
		min-width: 0;
		width: 100%;
	}
}

@media (max-width: 480px) {
	.ecoaire-case-study .cs-section,
	.ecoaire-case-study .cs-enfoque,
	.ecoaire-case-study .cs-solucion-band,
	.ecoaire-case-study .cs-solucion,
	.ecoaire-case-study .cs-galeria {
		padding-left: 16px;
		padding-right: 16px;
	}

	.ecoaire-case-study .cs-section__title {
		font-size: 30px;
	}

	.ecoaire-case-study .cs-highlight {
		grid-template-columns: repeat(2, minmax(0, 1fr));
		gap: 18px;
		padding-left: 16px;
		padding-right: 16px;
	}

	.ecoaire-case-study .cs-stat__num {
		font-size: 24px;
	}

	.ecoaire-case-study .cs-solucion__card-stat-num {
		font-size: 34px;
	}

	.ecoaire-case-study .cs-cta {
		margin-left: 16px;
		margin-right: 16px;
		padding: 32px 16px;
	}
}