:root {
	--sidebar-width: 240px;
	--color-bg: #f7f7f5;
	--color-surface: #ffffff;
	--color-text: #151515;
	--color-muted: #666660;
	--color-line: #deded8;
	--color-accent: #d86a2b;
	--color-accent-soft: #2f6fd6;
	--font-serif: "Cormorant Garamond", Georgia, serif;
	--font-sans: "Inter", "Segoe UI", sans-serif;
	--space-page: clamp(1.5rem, 3vw, 3rem);
	--radius: 2px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
	margin: 0;
	font-family: var(--font-sans);
	font-size: 16px;
	line-height: 1.6;
	color: var(--color-text);
	background: var(--color-bg);
}

img { max-width: 100%; height: auto; display: block; }

a { color: inherit; text-decoration: none; }

.screen-reader-text,
.skip-link {
	position: absolute;
	left: -9999px;
	top: auto;
	width: 1px;
	height: 1px;
	overflow: hidden;
}

.skip-link:focus {
	left: 1rem;
	top: 1rem;
	width: auto;
	height: auto;
	padding: .5rem 1rem;
	background: #000;
	color: #fff;
	z-index: 9999;
}

/* Shell layout */
.site-shell {
	display: grid;
	grid-template-columns: var(--sidebar-width) 1fr;
	min-height: 100vh;
}

.site-sidebar {
	position: sticky;
	top: 0;
	height: 100vh;
	padding: 2rem 1.5rem;
	background: var(--color-surface);
	border-right: 1px solid var(--color-line);
	display: flex;
	flex-direction: column;
	gap: 2.5rem;
	z-index: 100;
}

.site-sidebar__brand { padding-top: .25rem; }

.site-logo { display: inline-block; }

.site-logo__image {
	max-width: 180px;
	height: auto;
}

.site-logo__text {
	display: flex;
	flex-direction: column;
	gap: .15rem;
}

.site-logo__brand {
	font-family: var(--font-serif);
	font-size: 1.35rem;
	font-weight: 600;
	letter-spacing: .02em;
}

.site-logo__name {
	font-size: .78rem;
	text-transform: uppercase;
	letter-spacing: .14em;
	color: var(--color-muted);
}

.site-sidebar__list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: .75rem;
}

.site-sidebar__nav-wrap {
	flex: 1;
	display: flex;
	flex-direction: column;
	justify-content: center;
	padding: 1.75rem 0 1rem;
	min-height: 0;
}

.site-sidebar__item a,
.site-sidebar__link {
	display: block;
	padding: .55rem 0;
	font-size: .82rem;
	letter-spacing: .1em;
	text-transform: uppercase;
	color: var(--color-muted);
	transition: color .35s ease, transform .35s cubic-bezier(.22, 1, .36, 1);
}

.site-sidebar__row {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: .35rem;
}

.site-sidebar__item--has-children {
	position: relative;
}

.site-sidebar__submenu-toggle {
	flex-shrink: 0;
	width: 1.65rem;
	height: 1.65rem;
	border: 1px solid var(--color-line);
	border-radius: 50%;
	background: transparent;
	color: var(--color-muted);
	cursor: pointer;
	position: relative;
	transition: border-color .25s ease, color .25s ease, background .25s ease;
}

.site-sidebar__submenu-toggle span,
.site-sidebar__submenu-toggle span::before {
	content: "";
	position: absolute;
	top: 50%;
	left: 50%;
	width: .55rem;
	height: 1px;
	background: currentColor;
	transform: translate(-50%, -50%);
	transition: transform .25s ease, opacity .25s ease;
}

.site-sidebar__submenu-toggle span::before {
	transform: translate(-50%, -50%) rotate(90deg);
}

.site-sidebar__item--has-children.is-submenu-open .site-sidebar__submenu-toggle span::before {
	opacity: 0;
}

.site-sidebar__submenu {
	list-style: none;
	margin: .45rem 0 0;
	padding: .35rem 0 .15rem .65rem;
	border-left: 1px solid var(--color-line);
	display: none;
	flex-direction: column;
	gap: .25rem;
}

.site-sidebar__item--has-children.is-submenu-open .site-sidebar__submenu,
.site-sidebar__item--has-children:hover .site-sidebar__submenu,
.site-sidebar__item--has-children:focus-within .site-sidebar__submenu {
	display: flex;
}

.site-sidebar__submenu a {
	padding: .35rem 0;
	font-size: .68rem;
	letter-spacing: .08em;
	text-transform: none;
	line-height: 1.35;
}

.site-sidebar__submenu__item.is-active a,
.site-sidebar__submenu .is-active a {
	color: var(--color-text);
}

.site-sidebar__item a:hover,
.site-sidebar__item a:focus-visible,
.site-sidebar__link:hover,
.site-sidebar__link:focus-visible,
.site-sidebar__item.is-active > .site-sidebar__row > .site-sidebar__link {
	color: var(--color-text);
	transform: translateX(3px);
	font-weight: 600;
	border-left: 2px solid var(--color-accent);
	padding-left: .75rem;
	margin-left: -.75rem;
}

.site-canvas {
	min-width: 0;
	display: flex;
	flex-direction: column;
	min-height: 100vh;
}

.site-main {
	flex: 1;
	padding: var(--space-page);
}

.site-nav-toggle {
	display: none;
	position: fixed;
	top: 1rem;
	right: 1rem;
	z-index: 200;
	width: 44px;
	height: 44px;
	border: 1px solid var(--color-line);
	background: var(--color-surface);
	padding: 0;
	cursor: pointer;
}

.site-nav-toggle__line {
	display: block;
	width: 18px;
	height: 1px;
	margin: 5px auto;
	background: var(--color-text);
}

.site-footer {
	border-top: 1px solid var(--color-line);
	padding: 1.25rem var(--space-page);
	background: var(--color-surface);
}

.site-footer__inner {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	gap: .5rem 1rem;
	font-size: .82rem;
	color: var(--color-muted);
}

/* Homepage mosaic */
body.is-home-mosaic .site-main {
	padding: 0;
	display: flex;
	flex-direction: column;
	min-height: calc(100vh - 3.5rem);
}

body.is-home-mosaic .site-footer {
	margin-top: auto;
}

.home-mosaic--reference {
	flex: 1;
	display: flex;
	min-height: 0;
}

.home-mosaic__intro {
	margin-bottom: 1.5rem;
	max-width: 34rem;
}

.home-mosaic__title {
	margin: 0 0 .5rem;
	font-family: var(--font-serif);
	font-size: clamp(2rem, 4vw, 3.2rem);
	font-weight: 500;
	line-height: 1.05;
}

.home-mosaic__lead {
	margin: 0;
	color: var(--color-muted);
	font-size: .95rem;
}

.home-mosaic__grid {
	display: grid;
	grid-template-columns: repeat(12, 1fr);
	grid-auto-rows: 72px;
	gap: 8px;
}

/* Grille fixe — reproduction capture client (4 colonnes × 12 lignes) */
.home-mosaic__grid--reference {
	flex: 1;
	width: 100%;
	height: 100%;
	min-height: calc(100vh - 3.5rem);
	grid-template-columns: 0.92fr 0.88fr 0.92fr 1fr;
	grid-template-rows: repeat(12, 1fr);
	gap: 2px;
	padding: 0;
	background: #deded8;
}

.home-mosaic__grid--reference .home-mosaic__cell {
	display: flex;
	align-items: center;
	justify-content: center;
	border-radius: 0;
	background: #f3f3f0;
}

.home-mosaic__cell {
	position: relative;
	overflow: hidden;
	background: #ececea;
}

.home-mosaic__cell img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform .45s ease;
}

.home-mosaic__grid--reference .home-mosaic__cell img {
	width: 100%;
	height: 100%;
	max-width: 100%;
	max-height: 100%;
	object-fit: contain;
	object-position: center;
	transition: opacity .25s ease;
}

.home-mosaic__grid--reference .home-mosaic__cell:hover img {
	transform: none;
	opacity: .92;
}

.home-mosaic__cell.is-highlight {
	outline: 2px solid rgba(255, 255, 255, .85);
	outline-offset: -2px;
}

/* Placement calqué sur la capture client */
.home-mosaic__cell--slot-1  { grid-area: 1 / 1 / 6 / 2; }   /* immeuble angle — haut gauche */
.home-mosaic__cell--slot-5  { grid-area: 6 / 1 / 9 / 2; }   /* façades — sous immeuble */
.home-mosaic__cell--slot-9  { grid-area: 9 / 1 / 13 / 3; }  /* barre — bas gauche (2 cols) */

.home-mosaic__cell--slot-2  { grid-area: 1 / 2 / 5 / 3; }   /* villa */
.home-mosaic__cell--slot-6  { grid-area: 5 / 2 / 10 / 3; }  /* esquisse — centre vertical */

.home-mosaic__cell--slot-3  { grid-area: 1 / 3 / 6 / 4; }  /* tour vitrée */
.home-mosaic__cell--slot-7  { grid-area: 6 / 3 / 9 / 4; }  /* clinique */
.home-mosaic__cell--slot-10 { grid-area: 9 / 3 / 13 / 4; } /* tour cylindrique */

.home-mosaic__cell--slot-4  { grid-area: 1 / 4 / 5 / 5; }  /* mosquée */
.home-mosaic__cell--slot-8  { grid-area: 5 / 4 / 10 / 5; } /* tours jumelles */
.home-mosaic__cell--slot-11 { grid-area: 10 / 4 / 13 / 5; }/* plan */

.home-mosaic__caption {
	position: absolute;
	inset: auto 0 0 0;
	padding: .85rem .9rem;
	background: linear-gradient(180deg, transparent, rgba(0,0,0,.72));
	color: #fff;
	opacity: 0;
	transform: translateY(8px);
	transition: opacity .25s ease, transform .25s ease;
}

.home-mosaic__cell:hover .home-mosaic__caption,
.home-mosaic__cell.is-highlight .home-mosaic__caption {
	opacity: 1;
	transform: translateY(0);
}

.home-mosaic__project {
	display: block;
	font-size: .88rem;
	font-weight: 600;
}

.home-mosaic__category {
	display: block;
	font-size: .72rem;
	opacity: .85;
	text-transform: uppercase;
	letter-spacing: .08em;
}

.home-mosaic__cell--1 { grid-column: span 5; grid-row: span 4; }
.home-mosaic__cell--2 { grid-column: span 4; grid-row: span 3; }
.home-mosaic__cell--3 { grid-column: span 3; grid-row: span 3; }
.home-mosaic__cell--4 { grid-column: span 4; grid-row: span 4; }
.home-mosaic__cell--5 { grid-column: span 3; grid-row: span 3; }
.home-mosaic__cell--6 { grid-column: span 5; grid-row: span 3; }

/* Content pages */
.content-page__header,
.archive-page__header {
	margin-bottom: 2rem;
	max-width: 48rem;
}

.section-label {
	margin: 0 0 .5rem;
	font-size: .72rem;
	text-transform: uppercase;
	letter-spacing: .16em;
	color: var(--color-muted);
}

.content-page__title,
.archive-page__title,
.single-project__title {
	margin: 0 0 .75rem;
	font-family: var(--font-serif);
	font-size: clamp(2rem, 4vw, 3rem);
	font-weight: 500;
	line-height: 1.08;
}

.content-page__lead,
.archive-page__description {
	margin: 0;
	color: var(--color-muted);
	max-width: 38rem;
}

.content-page__body {
	max-width: 44rem;
}

.content-page__body p {
	margin: 0 0 1rem;
}

/* Category nav */
.category-nav { margin: 0 0 2rem; overflow-x: auto; }

.category-nav__list {
	display: flex;
	flex-wrap: wrap;
	gap: .5rem 1rem;
	list-style: none;
	margin: 0;
	padding: 0;
}

.category-nav__item a {
	display: inline-block;
	padding: .35rem 0;
	font-size: .82rem;
	text-transform: uppercase;
	letter-spacing: .08em;
	color: var(--color-muted);
	border-bottom: 1px solid transparent;
}

.category-nav__item.is-active a,
.category-nav__item a:hover {
	color: var(--color-text);
	border-bottom-color: var(--color-accent);
}

/* Portfolio grid */
.portfolio-grid,
.category-cards {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
	gap: 1.25rem;
}

.portfolio-card {
	background: var(--color-surface);
	border: 1px solid var(--color-line);
	overflow: hidden;
	transition: transform .25s ease, box-shadow .25s ease;
}

.portfolio-card:hover {
	transform: translateY(-3px);
	box-shadow: 0 10px 24px rgba(0,0,0,.06);
}

.portfolio-card__media {
	aspect-ratio: 4/5;
	overflow: hidden;
	background: #ececea;
}

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

.portfolio-card__body { padding: 1rem 1rem 1.15rem; }

.portfolio-card__label {
	margin: 0 0 .35rem;
	font-size: .72rem;
	text-transform: uppercase;
	letter-spacing: .1em;
	color: var(--color-muted);
}

.portfolio-card__title {
	margin: 0 0 .5rem;
	font-family: var(--font-serif);
	font-size: 1.35rem;
	font-weight: 500;
	line-height: 1.15;
}

.portfolio-card__cta {
	font-size: .78rem;
	text-transform: uppercase;
	letter-spacing: .08em;
	color: var(--color-accent);
}

.portfolio-card--visual {
	border: 0;
	background: transparent;
}

.portfolio-card--visual .portfolio-card__link {
	display: block;
}

.portfolio-card--visual .portfolio-card__media {
	position: relative;
	aspect-ratio: 4/5;
	overflow: hidden;
	background: #ececea;
}

.portfolio-card--visual .portfolio-card__media img {
	transition: transform .6s cubic-bezier(.22, 1, .36, 1), filter .6s ease;
}

.portfolio-card--visual:hover .portfolio-card__media img {
	transform: scale(1.04);
	filter: brightness(1.03) contrast(1.02);
}

.portfolio-card__overlay {
	position: absolute;
	inset: 0;
	display: flex;
	flex-direction: column;
	justify-content: flex-end;
	padding: 1rem;
	background: linear-gradient(to top, rgba(10, 10, 10, .58), rgba(10, 10, 10, 0) 62%);
	opacity: 0;
	transition: opacity .45s ease;
}

.portfolio-card--visual:hover .portfolio-card__overlay {
	opacity: 1;
}

.portfolio-card__overlay-title {
	font-family: var(--font-serif);
	font-size: 1.05rem;
	color: #fff;
	line-height: 1.2;
}

.portfolio-card__overlay-label {
	margin-top: .25rem;
	font-size: .62rem;
	letter-spacing: .12em;
	text-transform: uppercase;
	color: rgba(255, 255, 255, .72);
}

.content-page--portfolio-gallery {
	padding-top: clamp(1rem, 2vw, 1.5rem);
	padding-bottom: clamp(1rem, 2vw, 2rem);
}

.portfolio-image-gallery {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
	gap: .85rem;
}

.portfolio-image-gallery__item {
	position: relative;
	display: block;
	width: 100%;
	padding: 0;
	border: 0;
	overflow: hidden;
	background: #ececea;
	aspect-ratio: 4/5;
	cursor: pointer;
}

.portfolio-image-gallery__item img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
	transition: transform .6s cubic-bezier(.22, 1, .36, 1), filter .85s ease;
}

.portfolio-image-gallery__item.is-visible:hover img {
	transform: scale(1.035);
	filter: brightness(1.03);
}

/* Animate.css — zoom reveal (Réalisations, catégories, Portfolio) */
.js .zoom-reveal-item {
	opacity: 0;
}

.js .zoom-reveal-item.is-visible {
	opacity: 1;
}

.zoom-reveal-item.animate__animated {
	--animate-duration: 0.85s;
}

.portfolio-card--visual.zoom-reveal-item {
	overflow: hidden;
}

.category-card {
	display: block;
	background: var(--color-surface);
	border: 1px solid var(--color-line);
	overflow: hidden;
}

.category-card__media {
	aspect-ratio: 16/10;
	overflow: hidden;
	background: #ececea;
}

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

.category-card__body { padding: 1rem; }

.category-card__title {
	margin: 0 0 .35rem;
	font-family: var(--font-serif);
	font-size: 1.25rem;
}

.category-card__link {
	font-size: .78rem;
	text-transform: uppercase;
	letter-spacing: .08em;
	color: var(--color-accent);
}

.archive-empty {
	color: var(--color-muted);
}

/* Single project */
.single-project__back { margin: 0 0 1.5rem; }

.single-project__back a {
	font-size: .85rem;
	text-transform: uppercase;
	letter-spacing: .08em;
	color: var(--color-muted);
}

.single-project__hero {
	margin: 0 0 2rem;
	background: #ececea;
	border: 1px solid var(--color-line);
}

.single-project__hero-trigger {
	display: block;
	width: 100%;
	padding: 0;
	border: 0;
	background: transparent;
	cursor: zoom-in;
}

.single-project__hero-trigger img,
.single-gallery__item img,
.lightbox__image {
	object-fit: contain !important;
	background: #f0f0ec;
}

.single-project__hero-trigger img {
	width: 100%;
	max-height: 72vh;
	margin: 0 auto;
}

.single-project__lead {
	font-size: 1.05rem;
	color: var(--color-muted);
}

.single-project__description p { margin: 0 0 1rem; }

.single-gallery { margin-top: 2.5rem; }

.section-title--small {
	margin: 0 0 1rem;
	font-family: var(--font-serif);
	font-size: 1.5rem;
	font-weight: 500;
}

.single-gallery__grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
	gap: .75rem;
}

.single-gallery__item {
	padding: 0;
	border: 1px solid var(--color-line);
	background: #f0f0ec;
	cursor: zoom-in;
	overflow: hidden;
}

.single-gallery__item img {
	width: 100%;
	height: 220px;
	object-fit: contain;
}

.single-gallery__item.is-hidden,
.single-gallery__item[hidden] { display: none; }

.gallery-load-more {
	margin-top: 1rem;
	padding: .65rem 1rem;
	border: 1px solid var(--color-line);
	background: var(--color-surface);
	cursor: pointer;
	text-transform: uppercase;
	letter-spacing: .08em;
	font-size: .78rem;
}

.single-project__nav {
	display: flex;
	justify-content: space-between;
	gap: 1rem;
	margin-top: 2.5rem;
	padding-top: 1.5rem;
	border-top: 1px solid var(--color-line);
}

.single-project__nav-link {
	font-size: .85rem;
	color: var(--color-muted);
	max-width: 45%;
}

.single-project__nav-link--next { text-align: right; margin-left: auto; }

/* Lightbox */
.lightbox[hidden] { display: none !important; }

.lightbox {
	position: fixed;
	inset: 0;
	z-index: 9998;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: clamp(1rem, 3vw, 2rem);
	opacity: 0;
	visibility: hidden;
	transition: opacity .35s ease, visibility .35s ease;
}

.lightbox.is-open {
	opacity: 1;
	visibility: visible;
}

.lightbox__backdrop {
	position: absolute;
	inset: 0;
	background: rgba(0, 0, 0, .88);
	backdrop-filter: blur(6px);
}

.lightbox__stage {
	position: relative;
	z-index: 1;
	display: flex;
	align-items: center;
	justify-content: center;
	width: min(94vw, 1400px);
	max-height: 90vh;
	transform: scale(.97) translateY(8px);
	opacity: 0;
	transition: transform .45s cubic-bezier(.22, 1, .36, 1), opacity .45s ease;
}

.lightbox.is-open .lightbox__stage {
	transform: scale(1) translateY(0);
	opacity: 1;
}

.lightbox__image {
	max-width: 94vw;
	max-height: 90vh;
	width: auto;
	height: auto;
	object-fit: contain;
	background: transparent;
}

.lightbox__caption {
	position: absolute;
	left: 50%;
	bottom: clamp(1rem, 3vh, 2rem);
	transform: translateX(-50%);
	z-index: 2;
	margin: 0;
	padding: .45rem 1rem;
	font-size: .78rem;
	letter-spacing: .08em;
	text-transform: uppercase;
	color: rgba(255, 255, 255, .82);
	background: rgba(0, 0, 0, .35);
	border: 1px solid rgba(255, 255, 255, .12);
}

.lightbox__caption[hidden] { display: none !important; }

.lightbox__close {
	position: absolute;
	top: clamp(.75rem, 2vh, 1.25rem);
	right: clamp(.75rem, 2vw, 1.25rem);
	z-index: 3;
	width: 46px;
	height: 46px;
	border: 1px solid rgba(255, 255, 255, .18);
	border-radius: 50%;
	background: rgba(255, 255, 255, .06);
	color: #fff;
	font-size: 1.65rem;
	line-height: 1;
	cursor: pointer;
	transition: background .25s ease, border-color .25s ease, transform .25s ease;
}

.lightbox__close:hover {
	background: rgba(255, 255, 255, .14);
	border-color: rgba(255, 255, 255, .35);
	transform: scale(1.04);
}

.lightbox__nav {
	position: absolute;
	top: 50%;
	z-index: 3;
	width: 46px;
	height: 46px;
	margin-top: -23px;
	border: 1px solid rgba(255, 255, 255, .18);
	border-radius: 50%;
	background: rgba(255, 255, 255, .06);
	color: #fff;
	font-size: 1.75rem;
	line-height: 1;
	cursor: pointer;
	transition: background .25s ease, border-color .25s ease, transform .25s ease;
}

.lightbox__nav:hover {
	background: rgba(255, 255, 255, .14);
	border-color: rgba(255, 255, 255, .35);
}

.lightbox__nav--prev { left: clamp(.75rem, 2vw, 1.25rem); }
.lightbox__nav--next { right: clamp(.75rem, 2vw, 1.25rem); }

.lightbox__nav[disabled] {
	opacity: .25;
	cursor: default;
	pointer-events: none;
}

/* Mobile */
@media (max-width: 960px) {
	.site-shell { grid-template-columns: 1fr; }

	.site-sidebar {
		position: fixed;
		inset: 0 auto 0 0;
		width: min(82vw, 300px);
		transform: translateX(-100%);
		transition: transform .3s ease;
		box-shadow: 0 0 0 rgba(0,0,0,0);
	}

	body.is-nav-open .site-sidebar {
		transform: translateX(0);
		box-shadow: 20px 0 40px rgba(0,0,0,.12);
	}

	body.is-nav-open::before {
		content: "";
		position: fixed;
		inset: 0;
		background: rgba(0,0,0,.35);
		z-index: 90;
	}

	.site-nav-toggle { display: block; }

	.home-mosaic__grid--reference {
		grid-template-columns: repeat(2, 1fr);
		grid-template-rows: auto;
		min-height: auto;
		gap: 4px;
	}

	.home-mosaic__grid--reference [class*="home-mosaic__cell--slot-"] {
		grid-area: auto;
		min-height: 160px;
	}

	.home-mosaic__grid--reference .home-mosaic__cell--slot-1,
	.home-mosaic__grid--reference .home-mosaic__cell--slot-9 {
		grid-column: span 2;
		min-height: 220px;
	}

	.home-mosaic__grid {
		grid-template-columns: repeat(6, 1fr);
		grid-auto-rows: 64px;
	}

	.home-mosaic__cell--1,
	.home-mosaic__cell--4,
	.home-mosaic__cell--6 { grid-column: span 6; grid-row: span 4; }

	.home-mosaic__cell--2,
	.home-mosaic__cell--3,
	.home-mosaic__cell--5 { grid-column: span 3; grid-row: span 3; }
}

@media (max-width: 560px) {
	.site-main { padding: 1rem; }

	.home-mosaic__grid {
		grid-template-columns: repeat(2, 1fr);
		grid-auto-rows: 120px;
	}

	.home-mosaic__cell--1,
	.home-mosaic__cell--2,
	.home-mosaic__cell--3,
	.home-mosaic__cell--4,
	.home-mosaic__cell--5,
	.home-mosaic__cell--6 {
		grid-column: span 2;
		grid-row: span 2;
	}

	.portfolio-grid,
	.category-cards { grid-template-columns: 1fr; }
}

/* ============================================================
   Homepage legacy — logo + menu gauche + mosaïque portfolio
   ============================================================ */

body.is-legacy-home {
	--legacy-bg: #f5f3ef;
	--legacy-surface: #faf9f6;
	--legacy-text: #141414;
	--legacy-muted: #7a7670;
	--legacy-line: rgba(20, 20, 20, .12);
	--legacy-copper: #b87333;
	--legacy-copper-soft: rgba(184, 115, 51, .14);
	background: var(--legacy-bg);
	color: var(--legacy-text);
}

.site-legacy {
	display: block;
}

.home-legacy-layout {
	width: min(100%, 1600px);
	margin: 0 auto;
	padding: clamp(0.85rem, 1.5vw, 1.5rem) clamp(0.75rem, 1.2vw, 1.25rem) clamp(1rem, 1.5vw, 1.5rem);
	display: grid;
	grid-template-columns: 220px minmax(0, 1fr);
	gap: 16px;
	align-items: start;
}

.home-legacy-layout__left {
	display: flex;
	flex-direction: column;
	gap: 1.15rem;
	width: 220px;
	max-width: 220px;
	flex-shrink: 0;
	position: sticky;
	top: clamp(0.85rem, 1.5vw, 1.25rem);
	overflow: hidden;
	min-height: calc(100vh - clamp(1.7rem, 3vw, 3rem));
}

.home-legacy-layout__nav-wrap {
	flex: 1;
	display: flex;
	flex-direction: column;
	justify-content: center;
	padding: 1.25rem 0;
	min-height: 0;
}

.home-legacy-layout__logo .site-logo__image {
	max-width: 150px;
	filter: drop-shadow(0 8px 18px rgba(20, 20, 20, .05));
}

.home-legacy-layout__logo .site-logo__brand {
	font-family: var(--font-serif);
	font-size: 1.72rem;
	font-weight: 500;
	color: var(--legacy-copper);
	line-height: 1.05;
	letter-spacing: .04em;
}

.home-legacy-layout__logo .site-logo__name {
	font-size: .58rem;
	text-transform: uppercase;
	letter-spacing: .24em;
	color: var(--legacy-muted);
	font-weight: 400;
	font-style: normal;
}

.home-legacy-menu__list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: .72rem;
}

.home-legacy-menu__row {
	display: flex;
	align-items: stretch;
	gap: .35rem;
}

.home-legacy-menu__item--has-children {
	position: relative;
}

.home-legacy-menu__submenu-toggle {
	flex-shrink: 0;
	width: 2rem;
	align-self: stretch;
	min-height: 2.35rem;
	border: 1px solid var(--legacy-line);
	background: var(--legacy-surface);
	color: var(--legacy-muted);
	cursor: pointer;
	position: relative;
	transition: border-color .35s ease, color .35s ease, background .35s ease;
}

.home-legacy-menu__submenu-toggle span,
.home-legacy-menu__submenu-toggle span::before {
	content: "";
	position: absolute;
	top: 50%;
	left: 50%;
	width: .55rem;
	height: 1px;
	background: currentColor;
	transform: translate(-50%, -50%);
	transition: transform .25s ease, opacity .25s ease;
}

.home-legacy-menu__submenu-toggle span::before {
	transform: translate(-50%, -50%) rotate(90deg);
}

.home-legacy-menu__item--has-children.is-submenu-open .home-legacy-menu__submenu-toggle span::before {
	opacity: 0;
}

.home-legacy-menu__submenu {
	list-style: none;
	margin: .45rem 0 0;
	padding: 0;
	display: none;
	flex-direction: column;
	gap: .35rem;
}

.home-legacy-menu__item--has-children.is-submenu-open .home-legacy-menu__submenu,
.home-legacy-menu__item--has-children:hover .home-legacy-menu__submenu,
.home-legacy-menu__item--has-children:focus-within .home-legacy-menu__submenu {
	display: flex;
}

.home-legacy-menu__submenu a {
	display: block;
	padding: .45rem .65rem;
	border: 1px solid var(--legacy-line);
	background: var(--legacy-surface);
	font-size: .56rem;
	font-weight: 500;
	text-transform: none;
	letter-spacing: .06em;
	text-align: left;
	line-height: 1.35;
	transition: color .35s ease, border-color .35s ease, background .35s ease, transform .35s ease;
}

.home-legacy-menu__submenu a:hover,
.home-legacy-menu__submenu__item.is-active a {
	color: var(--legacy-text);
	border-color: var(--legacy-text);
	transform: translateX(2px);
}

.home-legacy-menu__item--has-children > .home-legacy-menu__row > .home-legacy-menu__link {
	flex: 1;
}

.home-legacy-menu__link {
	position: relative;
	display: block;
	padding: .68rem .85rem;
	border: 1px solid var(--legacy-line);
	background: var(--legacy-surface);
	font-size: .64rem;
	font-weight: 500;
	font-style: normal;
	text-transform: uppercase;
	letter-spacing: .16em;
	text-align: center;
	line-height: 1.35;
	overflow: hidden;
	isolation: isolate;
	transition: color .45s cubic-bezier(.22, 1, .36, 1), border-color .45s ease, transform .45s cubic-bezier(.22, 1, .36, 1), box-shadow .45s ease;
}

.home-legacy-menu__label {
	position: relative;
	z-index: 1;
	display: block;
	transition: transform .45s cubic-bezier(.22, 1, .36, 1);
}

.home-legacy-menu__link::before {
	content: "";
	position: absolute;
	inset: 0;
	background: var(--legacy-text);
	transform: scaleX(0);
	transform-origin: left center;
	transition: transform .5s cubic-bezier(.22, 1, .36, 1);
	z-index: 0;
}

.home-legacy-menu__link::after {
	content: "";
	position: absolute;
	left: .85rem;
	right: .85rem;
	bottom: 0;
	height: 1px;
	background: var(--legacy-copper);
	transform: scaleX(0);
	transform-origin: left center;
	transition: transform .5s cubic-bezier(.22, 1, .36, 1);
	z-index: 2;
}

.home-legacy-menu__link:hover,
.home-legacy-menu__link:focus-visible {
	color: #fff;
	border-color: var(--legacy-text);
	transform: translateX(3px);
	box-shadow: 0 10px 24px rgba(20, 20, 20, .08);
}

.home-legacy-menu__link:hover::before,
.home-legacy-menu__link:focus-visible::before {
	transform: scaleX(1);
}

.home-legacy-menu__link:hover .home-legacy-menu__label,
.home-legacy-menu__link:focus-visible .home-legacy-menu__label {
	transform: translateX(2px);
}

.home-legacy-menu__link.is-active {
	color: #fff;
	background: var(--legacy-text);
	border-color: var(--legacy-text);
	box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .04);
}

.home-legacy-menu__link.is-active::before {
	transform: scaleX(1);
	background: var(--legacy-text);
}

.home-legacy-menu__link.is-active::after {
	transform: scaleX(1);
	background: var(--legacy-copper);
}

.home-legacy-layout__right {
	min-width: 0;
	position: relative;
}

.site-main--legacy {
	padding: 0;
}

.home-legacy-mosaic {
	width: 100%;
	max-width: none;
}

.home-legacy-mosaic__frame,
.architecture-mosaic-grid {
	display: grid;
	grid-template-columns: repeat(12, minmax(0, 1fr));
	grid-template-rows: repeat(9, 90px);
	gap: 4px;
	width: 100%;
	height: calc((90px * 9) + (4px * 8));
	background: #ebe7e0;
	border: 1px solid rgba(20, 20, 20, .08);
	padding: 4px;
	box-sizing: border-box;
	box-shadow: 0 18px 50px rgba(20, 20, 20, .06);
}

.home-legacy-mosaic__item,
.architecture-mosaic-item {
	position: relative;
	display: block;
	width: 100%;
	height: 100%;
	min-height: 0;
	padding: 0;
	border: 0;
	background: #fff;
	overflow: hidden;
	cursor: pointer;
}

.home-legacy-mosaic__media,
.home-legacy-mosaic__media img {
	width: 100%;
	height: 100%;
	display: block;
}

.home-legacy-mosaic__media img,
.architecture-mosaic-item img {
	object-fit: cover;
	object-position: center;
}

/* Entrée premium — reveal individuel par tuile */
body.is-legacy-home .home-legacy-mosaic__item.is-waiting-reveal {
	opacity: 0;
	transform: translateY(18px) scale(0.92);
	clip-path: inset(12% 12% 12% 12%);
	will-change: opacity, transform, clip-path;
}

body.is-legacy-home .home-legacy-mosaic__item.is-waiting-reveal .home-legacy-mosaic__media img {
	transform: scale(1.08);
	filter: blur(2px);
	transition: none;
}

body.is-legacy-home .home-legacy-mosaic__item.is-waiting-reveal::after {
	content: "";
	position: absolute;
	inset: 0;
	z-index: 3;
	background: linear-gradient(125deg, #f7f4ef 0%, #ebe7e0 52%, #e3ded6 100%);
	transform: translateX(0);
	transition: transform 1s cubic-bezier(.16, 1, .3, 1);
	transition-delay: var(--reveal-delay, 0ms);
	pointer-events: none;
}

body.is-legacy-home .home-legacy-mosaic__item.is-revealed {
	opacity: 1;
	transform: translateY(0) scale(1);
	clip-path: inset(0 0 0 0);
	transition:
		opacity .85s cubic-bezier(.16, 1, .3, 1),
		transform .95s cubic-bezier(.16, 1, .3, 1),
		clip-path 1s cubic-bezier(.16, 1, .3, 1);
	transition-delay: var(--reveal-delay, 0ms);
}

body.is-legacy-home .home-legacy-mosaic__item.is-revealed::after {
	transform: translateX(101%);
	transition-delay: calc(var(--reveal-delay, 0ms) + 80ms);
}

body.is-legacy-home .home-legacy-mosaic__item.is-revealed .home-legacy-mosaic__media img {
	transform: scale(1);
	filter: blur(0);
	transition:
		transform 1.1s cubic-bezier(.16, 1, .3, 1),
		filter .85s ease;
	transition-delay: var(--reveal-delay, 0ms);
}

body.is-legacy-home .home-legacy-mosaic__item.is-revealed .home-legacy-mosaic__media img,
body.is-legacy-home .home-legacy-mosaic__item.is-reveal-complete .home-legacy-mosaic__media img {
	transition:
		transform .6s cubic-bezier(.22, 1, .36, 1),
		filter .6s ease;
}

body.is-legacy-home .home-legacy-mosaic__item.is-revealed:hover .home-legacy-mosaic__media img,
body.is-legacy-home .home-legacy-mosaic__item.is-revealed:focus-visible .home-legacy-mosaic__media img {
	transform: scale(1.04);
	filter: brightness(1.04) contrast(1.03) blur(0);
}

.home-legacy-mosaic__overlay {
	position: absolute;
	inset: 0;
	display: flex;
	align-items: flex-end;
	padding: .85rem;
	background: linear-gradient(to top, rgba(10, 10, 10, .62) 0%, rgba(10, 10, 10, .08) 58%, rgba(10, 10, 10, 0) 100%);
	opacity: 0;
	transition: opacity .45s ease;
	pointer-events: none;
}

.home-legacy-mosaic__item:hover .home-legacy-mosaic__overlay,
.home-legacy-mosaic__item:focus-visible .home-legacy-mosaic__overlay,
.home-legacy-mosaic__item.is-revealed:hover .home-legacy-mosaic__overlay,
.home-legacy-mosaic__item.is-revealed:focus-visible .home-legacy-mosaic__overlay {
	opacity: 1;
}

.home-legacy-mosaic__meta {
	display: flex;
	flex-direction: column;
	gap: .2rem;
	color: #fff;
	transform: translateY(8px);
	transition: transform .45s cubic-bezier(.22, 1, .36, 1);
}

.home-legacy-mosaic__item:hover .home-legacy-mosaic__meta,
.home-legacy-mosaic__item:focus-visible .home-legacy-mosaic__meta,
.home-legacy-mosaic__item.is-revealed:hover .home-legacy-mosaic__meta,
.home-legacy-mosaic__item.is-revealed:focus-visible .home-legacy-mosaic__meta {
	transform: translateY(0);
}

.home-legacy-mosaic__title {
	font-family: var(--font-serif);
	font-size: 1rem;
	font-weight: 500;
	line-height: 1.2;
}

.home-legacy-mosaic__category {
	font-size: .58rem;
	letter-spacing: .16em;
	text-transform: uppercase;
	color: rgba(255, 255, 255, .72);
}

.home-legacy-mosaic__cta {
	margin-top: .15rem;
	font-size: .58rem;
	letter-spacing: .18em;
	text-transform: uppercase;
	color: rgba(255, 255, 255, .88);
}

/* Plans et croquis : contain pour le plan uniquement */
.home-legacy-mosaic__item.is-plan img,
.architecture-mosaic-item.is-plan img {
	object-fit: contain;
	background: #fff;
}

/* Composition fixe — remplissage complet 12×9 (sans trous) */
.mosaic-item--12 { grid-area: 1 / 1 / 4 / 5; }
.mosaic-item--10 { grid-area: 1 / 5 / 3 / 7; }
.mosaic-item--3  { grid-area: 1 / 7 / 4 / 9; }
.mosaic-item--5  { grid-area: 1 / 9 / 3 / 13; }

.mosaic-item--18 { grid-area: 4 / 1 / 7 / 5; }
.mosaic-item--29 { grid-area: 3 / 5 / 7 / 7; }
.mosaic-item--4  { grid-area: 4 / 7 / 7 / 9; }
.mosaic-item--1  { grid-area: 3 / 9 / 7 / 13; }

.mosaic-item--A  { grid-area: 7 / 1 / 10 / 5; }
.mosaic-item--7  { grid-area: 7 / 5 / 10 / 9; }
.mosaic-item--C  { grid-area: 7 / 9 / 10 / 13; }

/* Croquis homepage : cover léger pour remplir la case agrandie */
.home-legacy-mosaic__item.is-sketch img,
.architecture-mosaic-item.is-sketch img {
	object-fit: cover;
	object-position: center top;
	background: #fff;
}

.home-legacy-empty {
	color: var(--color-muted);
}

.site-footer--legacy {
	border-top: 1px solid var(--legacy-line);
	margin-top: 0;
	padding: 1rem clamp(1rem, 2.5vw, 2.5rem);
	background: transparent;
}

body.is-legacy-home .site-footer--legacy .site-footer__inner {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 1rem;
	flex-wrap: wrap;
}

body.is-legacy-home .site-footer--legacy .site-footer__text,
body.is-legacy-home .site-footer--legacy .site-footer__copy {
	margin: 0;
	font-size: .68rem;
	letter-spacing: .08em;
	color: var(--legacy-muted);
}

.site-nav-toggle--legacy {
	display: none;
}

@media (max-width: 960px) {
	.home-legacy-layout {
		grid-template-columns: 1fr;
		gap: 1.25rem;
	}

	.home-legacy-layout__left {
		position: fixed;
		inset: 0 auto 0 0;
		width: min(82vw, 260px);
		max-width: none;
		padding: 1.25rem;
		background: #fff;
		z-index: 120;
		transform: translateX(-100%);
		transition: transform .3s ease;
		box-shadow: 0 0 0 rgba(0, 0, 0, 0);
	}

	body.is-legacy-home.is-nav-open .home-legacy-layout__left {
		transform: translateX(0);
		box-shadow: 20px 0 40px rgba(0, 0, 0, .12);
	}

	body.is-legacy-home.is-nav-open::before {
		content: "";
		position: fixed;
		inset: 0;
		background: rgba(0, 0, 0, .35);
		z-index: 110;
	}

	.site-nav-toggle--legacy {
		display: block;
		position: fixed;
		top: 1rem;
		right: 1rem;
		z-index: 130;
	}

	.home-legacy-menu__item--has-children:hover .home-legacy-menu__submenu,
	.site-sidebar__item--has-children:hover .site-sidebar__submenu {
		display: none;
	}

	.home-legacy-menu__item--has-children.is-submenu-open .home-legacy-menu__submenu,
	.site-sidebar__item--has-children.is-submenu-open .site-sidebar__submenu,
	.home-legacy-menu__item--has-children:focus-within .home-legacy-menu__submenu,
	.site-sidebar__item--has-children:focus-within .site-sidebar__submenu {
		display: flex;
	}

	.home-legacy-mosaic__frame,
	.architecture-mosaic-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
		grid-template-rows: auto;
		height: auto;
	}

	.home-legacy-mosaic__item,
	.architecture-mosaic-item,
	.home-legacy-mosaic__item[class*="mosaic-item--"] {
		grid-area: auto !important;
		min-height: 150px;
	}

	.mosaic-item--12,
	.mosaic-item--5,
	.mosaic-item--18,
	.mosaic-item--1,
	.mosaic-item--A,
	.mosaic-item--7,
	.mosaic-item--C {
		grid-column: span 2;
		min-height: 180px;
	}

	.mosaic-item--C {
		min-height: 140px;
	}
}

@media (max-width: 560px) {
	.home-legacy-mosaic__frame,
	.architecture-mosaic-grid {
		grid-template-columns: 1fr;
	}

	.home-legacy-mosaic__item,
	.architecture-mosaic-item,
	.home-legacy-mosaic__item[class*="mosaic-item--"] {
		grid-column: 1 / -1 !important;
		min-height: 180px;
	}
}

/* ============================================================
   Homepage legacy — animations premium
   ============================================================ */

@keyframes aa-fade-up {
	from {
		opacity: 0;
		transform: translateY(20px) scale(.98);
	}

	to {
		opacity: 1;
		transform: translateY(0) scale(1);
	}
}

body.is-legacy-home .aa-reveal {
	opacity: 0;
	transform: translateY(20px) scale(.98);
}

body.is-legacy-home.is-legacy-ready .aa-reveal {
	animation: aa-fade-up .85s cubic-bezier(.22, 1, .36, 1) forwards;
	animation-delay: var(--reveal-delay, 0s);
}

body.is-legacy-home.is-legacy-ready .aa-reveal--logo {
	--reveal-delay: .08s;
}

body.is-legacy-home.is-legacy-ready .aa-reveal--menu {
	--reveal-delay: .16s;
}

body.is-legacy-home .site-nav-toggle--legacy {
	border: 1px solid var(--legacy-line);
	background: var(--legacy-surface);
	box-shadow: 0 8px 24px rgba(20, 20, 20, .08);
}

@media (prefers-reduced-motion: reduce) {
	body.is-legacy-home .aa-reveal {
		opacity: 1;
		transform: none;
	}

	body.is-legacy-home.is-legacy-ready .aa-reveal {
		animation: none;
	}

	.zoom-reveal-item {
		opacity: 1 !important;
		animation: none !important;
		transform: none !important;
	}

	body.is-legacy-home .home-legacy-mosaic__item.is-waiting-reveal,
	body.is-legacy-home .home-legacy-mosaic__item.is-revealed {
		opacity: 1;
		transform: none;
		clip-path: inset(0 0 0 0);
	}

	body.is-legacy-home .home-legacy-mosaic__item::after {
		display: none;
	}

	body.is-legacy-home .home-legacy-mosaic__item .home-legacy-mosaic__media img {
		transform: none;
		filter: none;
	}

	body.is-legacy-home .home-legacy-mosaic__media img,
	body.is-legacy-home .home-legacy-menu__link,
	body.is-legacy-home .home-legacy-menu__label,
	body.is-legacy-home .home-legacy-mosaic__overlay,
	body.is-legacy-home .home-legacy-mosaic__meta,
	.lightbox,
	.lightbox__stage {
		transition: none !important;
		animation: none !important;
	}
}