/*
 * tdn-case-study — Phase C.6 Bloc 3 Page Réalisations
 *
 * Bloc dynamique placé sous la grille de cartes :
 *   - Zone 1 hero : image bg + 4 badges pill + titre H2 white
 *   - Zone 2 : 2 cards Challenge / Réponse TDN (50/50, gap 32)
 *   - Zone 3 : slider Avant/Après (pattern tdn-before-after-slider, importé séparément)
 *   - Zone 4 : testimonial central (photo ronde + citation 2-color + nom + signature cursive)
 *
 * Update dynamique JS au clic d'une carte du bloc 2 (data-realisation-id).
 * Spec Figma : nodes 8115:3081 (hero) + 8115:3093 (4 zones bottom).
 */

/* ===== 1. Section root + transition crossfade ====================== */
.tdn-case-study {
	background: var(--tdn-color-midnight-900, #1A1A2E);
	font-family: var(--tdn-font-family-brand, 'Nunito Sans', sans-serif);
	color: #fff;
	scroll-margin-top: 100px;
	transition: opacity 200ms ease;
}

.tdn-case-study.is-fading {
	opacity: 0;
}

.tdn-case-study__inner {
	max-width: 1442px;
	margin: 0 auto;
}

/* ===== 2. Zone 1 — Hero du case study (full-width breakout) ======== */
/* Le hero est volontairement HORS du __inner pour casser le max-width
 * et toucher les bords du viewport. Le contenu interne (badges + titre)
 * conserve un padding pour rester aligné sur la grille standard.
 * Spec Figma 8115:3081 : x=0 width=1440 (full viewport), pas de border-radius.
 */
.tdn-case-study__hero {
	position: relative;
	width: 100%;
	padding: 100px 52px 40px;
	display: flex;
	flex-direction: column;
	gap: 40px;
	align-items: flex-start;
	overflow: hidden;
	min-height: 360px;
}

.tdn-case-study__hero-photo {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	z-index: 0;
}

.tdn-case-study__hero::before {
	content: '';
	position: absolute;
	inset: 0;
	background:
		linear-gradient(180deg, rgba(26, 26, 46, 0.2) 0%, rgba(26, 26, 46, 0.4) 50%, rgba(26, 26, 46, 0.7) 100%),
		linear-gradient(90deg, rgba(26, 26, 46, 0.2) 0%, rgba(26, 26, 46, 0.2) 100%);
	z-index: 1;
	pointer-events: none;
}

.tdn-case-study__hero::after {
	content: '';
	position: absolute;
	left: -54px;
	right: 0;
	bottom: -66px;
	height: 174px;
	width: 1516px;
	max-width: calc(100% + 108px);
	background: linear-gradient(to top, rgba(192, 109, 128, 0.7) 0%, rgba(192, 109, 128, 0.5) 50%, rgba(192, 109, 128, 0.2) 100%);
	filter: blur(50px);
	z-index: 1;
	pointer-events: none;
}

.tdn-case-study__hero-badges {
	position: relative;
	z-index: 2;
	display: flex;
	flex-wrap: wrap;
	gap: 16px;
	align-items: center;
}

.tdn-case-study__badge {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 12px 24px;
	border: 1.098px solid #fff;
	border-radius: 9999px;
	font-family: inherit;
	font-weight: var(--tdn-eyebrow-weight);
	font-size: 14px;
	line-height: 20px;
	letter-spacing: var(--tdn-letter-spacing-pill);
	text-transform: uppercase;
	color: #fff;
	font-style: normal;
	white-space: nowrap;
}

.tdn-case-study__badge--category {
	background: #fff;
	color: var(--tdn-color-pink-200, #C06D80);
}

.tdn-case-study__hero-title {
	position: relative;
	z-index: 2;
	margin: 0;
	font-family: inherit;
	font-weight: var(--tdn-font-weight-medium);
	font-size: 64px;
	line-height: 1.1;
	letter-spacing: -2.56px;
	color: #fff;
	max-width: 1294px;
	font-style: normal;
}

/* ===== 3. Zone 2 — Cards Challenge / Réponse TDN =================== */
.tdn-case-study__cards {
	position: relative;
	z-index: 1;
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 32px;
	padding: 80px 52px 0;
	align-items: stretch;
}

.tdn-case-study__card {
	position: relative;
	display: flex;
	flex-direction: column;
	justify-content: flex-start;
	gap: 48px;
	min-height: 350px;
	padding: 52px;
	border-radius: 32px;
	overflow: hidden;
}

.tdn-case-study__card--challenge {
	background: var(--tdn-color-pink-50, #FEF6F9);
	color: var(--tdn-color-midnight-900, #1A1A2E);
}

.tdn-case-study__card--response {
	background: var(--tdn-color-pink-200, #C06D80);
	border: 1.098px solid rgba(255, 255, 255, 0.1);
	color: #fff;
}

.tdn-case-study__card-title {
	margin: 0;
	font-family: inherit;
	font-weight: var(--tdn-font-weight-medium);
	font-size: 48px;
	line-height: 1;
	letter-spacing: -2px;
	font-style: normal;
}

.tdn-case-study__card-text {
	margin: 0;
	font-family: inherit;
	font-weight: var(--tdn-font-weight-medium);
	font-size: 20px;
	line-height: 28px;
	max-width: 548px;
	font-style: normal;
}

/* Cool-shapes décoratifs : grid 2×2 de 4 silhouettes Figma (mask-image SVG).
 * 4 shapes 100×100 disposés en 2 colonnes × 2 rangées (200×200 total).
 * Couleur contrôlable via --tdn-decor-color (CSS variable scopée par card).
 * Spec Figma : node 8115:3234 (Challenge) + 8115:3280 (Réponse).
 */
.tdn-case-study__card-decor {
	position: absolute;
	width: 200px;
	height: 200px;
	display: grid;
	grid-template-columns: 100px 100px;
	grid-template-rows: 100px 100px;
	gap: 0;
	pointer-events: none;
	z-index: 0;
	transform: scaleY(-1); /* fidélité Figma : -scale-y-100 wrapper */
}

.tdn-case-study__card-title,
.tdn-case-study__card-text {
	position: relative;
	z-index: 1;
}

.tdn-case-study__card-decor-shape {
	width: 100px;
	height: 100px;
	background-color: var(--tdn-decor-color, var(--tdn-color-pink-200, #C06D80));
	mask-size: 100% 100%;
	-webkit-mask-size: 100% 100%;
	mask-repeat: no-repeat;
	-webkit-mask-repeat: no-repeat;
	mask-position: 0 0;
	-webkit-mask-position: 0 0;
}

.tdn-case-study__card-decor-shape--1 {
	mask-image: url('../../images/decorations/case-study/shape-1.svg');
	-webkit-mask-image: url('../../images/decorations/case-study/shape-1.svg');
}

.tdn-case-study__card-decor-shape--2 {
	mask-image: url('../../images/decorations/case-study/shape-2.svg');
	-webkit-mask-image: url('../../images/decorations/case-study/shape-2.svg');
}

.tdn-case-study__card-decor-shape--3 {
	mask-image: url('../../images/decorations/case-study/shape-3.svg');
	-webkit-mask-image: url('../../images/decorations/case-study/shape-3.svg');
}

.tdn-case-study__card-decor-shape--4 {
	mask-image: url('../../images/decorations/case-study/shape-4.svg');
	-webkit-mask-image: url('../../images/decorations/case-study/shape-4.svg');
}

.tdn-case-study__card--challenge .tdn-case-study__card-decor {
	top: -50px;
	right: -10px;
	--tdn-decor-color: var(--tdn-color-pink-200, #C06D80);
}

.tdn-case-study__card--response .tdn-case-study__card-decor {
	top: -50px;
	right: -31px;
	--tdn-decor-color: var(--tdn-color-pink-100, #F6C9D0);
}

/* ===== 4. Zone 3 — Gallery (case-study photos grid 2..6) =========== */
.tdn-case-study__gallery {
	position: relative;
	z-index: 1;
	padding: 80px 52px 100px;
	display: grid;
	gap: 16px;
}

.tdn-case-study__gallery--2 { grid-template-columns: 1fr 1fr; }
.tdn-case-study__gallery--3 {
	grid-template-columns: 2fr 1fr;
	grid-template-rows: 1fr 1fr;
}
.tdn-case-study__gallery--3 > :nth-child(1) { grid-row: 1 / span 2; }
.tdn-case-study__gallery--4 { grid-template-columns: 1fr 1fr; }
.tdn-case-study__gallery--5 {
	grid-template-columns: 2fr 1fr 1fr;
	grid-template-rows: 1fr 1fr;
}
.tdn-case-study__gallery--5 > :nth-child(1) {
	grid-row: 1 / span 2;
}
.tdn-case-study__gallery--6 { grid-template-columns: 1fr 1fr 1fr; }

.tdn-case-study__gallery-item {
	position: relative;
	aspect-ratio: 4 / 3;
	overflow: hidden;
	border-radius: 16px;
	background-color: var(--tdn-color-neutral-900, #1A1A1F);
}

.tdn-case-study__gallery-photo {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
	transition: transform 0.4s ease;
}

.tdn-case-study__gallery-item:hover .tdn-case-study__gallery-photo {
	transform: scale(1.02);
}

/* ===== 5. Zone 4 — Testimonial ==================================== */
.tdn-case-study__testimonial {
	position: relative;
	z-index: 1;
	padding: 80px 52px 100px;
	display: flex;
	flex-direction: column;
	gap: 24px;
	align-items: center;
	text-align: center;
}

.tdn-case-study__testimonial-photo-wrap {
	width: 72px;
	height: 72px;
	border: 4px solid var(--tdn-color-neutral-50, #fafafa);
	border-radius: 9999px;
	overflow: hidden;
	flex-shrink: 0;
}

.tdn-case-study__testimonial-photo {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}

.tdn-case-study__testimonial-quote {
	margin: 0;
	font-family: inherit;
	font-weight: var(--tdn-font-weight-medium);
	font-size: 48px;
	line-height: 1.2;
	letter-spacing: -1.92px;
	color: #fff;
	max-width: 894px;
	font-style: normal;
}

.tdn-case-study__testimonial-quote-accent {
	color: var(--tdn-color-pink-100, #F6C9D0);
}

.tdn-case-study__testimonial-info {
	display: flex;
	flex-direction: column;
	gap: 0;
	align-items: center;
}

.tdn-case-study__testimonial-name {
	margin: 0;
	font-family: inherit;
	font-weight: var(--tdn-h2-weight);
	font-size: 18px;
	line-height: 24px;
	color: #fff;
	font-style: normal;
}

.tdn-case-study__testimonial-role {
	margin: 0;
	font-family: inherit;
	font-weight: 400;
	font-size: 14px;
	line-height: 20px;
	color: var(--tdn-color-neutral-400, #C0C0C0);
	font-style: normal;
}

.tdn-case-study__testimonial-signature {
	margin: 0;
	font-family: 'Tangerine', cursive;
	font-weight: 700;
	font-size: 32px;
	line-height: 24px;
	letter-spacing: -0.32px;
	color: var(--tdn-color-pink-100, #F6C9D0);
	font-style: italic;
}

/* ===== 6. Responsive <1024 ========================================= */
@media (max-width: 1023px) {
	.tdn-case-study__hero {
		padding: 80px 32px 32px;
		gap: 32px;
	}

	.tdn-case-study__hero-title {
		font-size: 48px;
		letter-spacing: -1.92px;
	}

	.tdn-case-study__cards {
		grid-template-columns: 1fr;
		gap: 24px;
		padding: 60px 32px 0;
	}

	.tdn-case-study__card {
		min-height: auto;
		padding: 40px;
	}

	.tdn-case-study__card-title {
		font-size: 36px;
		letter-spacing: -1.5px;
		line-height: 1.1;
	}

	.tdn-case-study__card-text {
		font-size: 18px;
		line-height: 26px;
	}

	.tdn-case-study__gallery {
		padding: 60px 32px 80px;
	}
	.tdn-case-study__gallery--3,
	.tdn-case-study__gallery--5 {
		grid-template-columns: 1fr 1fr;
		grid-template-rows: auto;
	}
	.tdn-case-study__gallery--3 > :nth-child(1),
	.tdn-case-study__gallery--5 > :nth-child(1) {
		grid-row: auto;
		grid-column: 1 / -1;
	}
	.tdn-case-study__gallery--6 {
		grid-template-columns: 1fr 1fr;
	}

	.tdn-case-study__testimonial {
		padding: 60px 32px 80px;
	}

	.tdn-case-study__testimonial-quote {
		font-size: 32px;
		letter-spacing: -1.28px;
	}
}

/* ===== 7. Responsive <768 ========================================= */
@media (max-width: 767px) {
	.tdn-case-study__hero {
		padding: 60px 16px 24px;
		gap: 24px;
	}

	.tdn-case-study__hero-title {
		font-size: 32px;
		letter-spacing: -1.28px;
	}

	.tdn-case-study__hero-badges {
		gap: 8px;
	}

	.tdn-case-study__badge {
		padding: 8px 16px;
		font-size: 12px;
		letter-spacing: 1.5px;
	}

	.tdn-case-study__cards {
		gap: 16px;
		padding: 40px 16px 0;
	}

	.tdn-case-study__card {
		padding: 32px 24px;
		/* Respiration cool-shapes : padding-top élargi pour que le titre
		 * démarre sous les 4 décor shapes (top -50px + 200px height = ~150px visibles)
		 * qui débordent en haut à droite de la card. */
		padding-top: 88px;
	}

	/* Cool-shapes : réduire l'emprise et remonter légèrement pour libérer l'espace
	 * du titre. Sur mobile la card fait toute la largeur, le décor est plus visible. */
	.tdn-case-study__card-decor {
		width: 160px;
		height: 160px;
		grid-template-columns: 80px 80px;
		grid-template-rows: 80px 80px;
		top: -40px;
	}

	.tdn-case-study__card-decor-shape {
		width: 80px;
		height: 80px;
	}

	.tdn-case-study__card--challenge .tdn-case-study__card-decor {
		top: -40px;
		right: -10px;
	}

	.tdn-case-study__card--response .tdn-case-study__card-decor {
		top: -40px;
		right: -20px;
	}

	.tdn-case-study__card-title {
		font-size: 28px;
		letter-spacing: -1px;
	}

	.tdn-case-study__card-text {
		font-size: 16px;
		line-height: 24px;
	}

	/* ----- Gallery : CAR0 mobile auto-rotate (2-6 photos) -----
	 * Markup CAR0 généré par updateGallery() : container = wrapper gk-carousel,
	 * viewport interne, track, items en gk-carousel__card, nav + indicators.
	 * Auto-rotate infini (data-gk-carousel-auto-rotate) + flèches prev/next.
	 * Recette identique L'Agence : spacers ::before/::after 40 + snap center. */
	.tdn-case-study__gallery.gk-carousel {
		--gk-carousel-card-width: calc(100vw - 80px);
		--gk-carousel-gap: 16px;
		--gk-carousel-peek: 24px;
		--gk-carousel-arrow-color: var(--tdn-color-pink-500, #C06D80);
		display: block;
		padding: 40px 0 24px;
		overflow: visible;
		grid-template-columns: none;
		grid-template-rows: none;
	}

	.tdn-case-study__gallery--2,
	.tdn-case-study__gallery--3,
	.tdn-case-study__gallery--4,
	.tdn-case-study__gallery--5,
	.tdn-case-study__gallery--6 {
		grid-template-columns: none;
		grid-template-rows: none;
	}

	.tdn-case-study__gallery--3 > :nth-child(1),
	.tdn-case-study__gallery--5 > :nth-child(1) {
		grid-row: auto;
		grid-column: auto;
	}

	.tdn-case-study__gallery-viewport.gk-carousel__viewport {
		display: flex;
		flex-direction: row;
		flex-wrap: nowrap;
		align-items: stretch;
		gap: var(--gk-carousel-gap);
		padding-inline: 0;
		scroll-padding-inline-start: 0;
		padding-block: 16px 24px;
		overflow-x: auto;
		overflow-y: visible;
		scroll-snap-type: x mandatory;
		overscroll-behavior-x: contain;
		scrollbar-width: none;
	}

	.tdn-case-study__gallery-viewport.gk-carousel__viewport::-webkit-scrollbar {
		display: none;
	}

	.tdn-case-study__gallery-viewport.gk-carousel__viewport::before,
	.tdn-case-study__gallery-viewport.gk-carousel__viewport::after {
		content: '';
		flex: 0 0 40px;
		align-self: stretch;
	}

	.tdn-case-study__gallery-item {
		flex: 0 0 var(--gk-carousel-card-width);
		max-width: var(--gk-carousel-card-width);
		width: auto;
		min-width: 0;
		aspect-ratio: 4 / 5;
		scroll-snap-align: center;
		scroll-snap-stop: normal;
	}

	.tdn-case-study__gallery-photo {
		width: 100%;
		height: 100%;
		object-fit: cover;
	}

	.tdn-case-study__gallery .gk-carousel__indicators {
		margin-block-start: 0;
		gap: 0;
	}

	/* Bouton pause auto-rotate masqué (Morgan 2026-06-28) : choix UX assumé,
	 * a11y WCAG 2.2.2 contournée via reduce-motion respecté côté JS. */
	.tdn-case-study__gallery .gk-carousel__pause {
		display: none;
	}

	.tdn-case-study__gallery .gk-carousel__dot {
		width: 28px;
		height: 28px;
	}

	.tdn-case-study__testimonial {
		padding: 40px 16px 60px;
	}

	.tdn-case-study__testimonial-quote {
		font-size: 24px;
		letter-spacing: -0.96px;
	}

	.tdn-case-study__testimonial-signature {
		font-size: 28px;
	}
}

/* ===== 8. Reduced motion ========================================== */
@media (prefers-reduced-motion: reduce) {
	.tdn-case-study {
		transition: none;
	}
}

/* ===== 9. Ajouts défensifs typo =================================== */
.tdn-case-study,
.tdn-case-study__hero-title,
.tdn-case-study__card-title,
.tdn-case-study__card-text,
.tdn-case-study__testimonial-quote,
.tdn-case-study__testimonial-name,
.tdn-case-study__testimonial-role {
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	text-transform: none;
}

/* ===== 10. Tangerine font self-hosted ============================= */
@font-face {
	font-family: 'Tangerine';
	font-style: normal;
	font-weight: 700;
	font-display: swap;
	src: url('../../fonts/tangerine-v17-latin-700.woff2') format('woff2');
}