/* =========================================================================
   fantone.fr — Gilles Fantone, pixel plasticien
   Palette tirée des œuvres : noir charbon, blanc os, trace rouge, halo ambre.
   Aucune dépendance externe (police système, pas de CDN) : compatible CSP stricte.
   ========================================================================= */

:root {
	--noir:        #0b0b0d;
	--noir-2:      #121217;
	--noir-3:      #1b1b21;
	--os:          #e8e3d7;
	--os-doux:     #a8a294;
	--gris:        #6e6a63;
	--rouge:       #e0341f;
	--rouge-vif:   #ff4526;
	--ambre:       #c9922e;
	--cyan:        #9fc8c4;

	--sans: "Helvetica Neue", Helvetica, Arial, system-ui, sans-serif;
	--mono: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;

	--marge: clamp(1.25rem, 5vw, 5rem);
	--max:   1440px;

	--t-lent:  1.1s cubic-bezier(.16, .84, .28, 1);
	--t-court: .35s cubic-bezier(.16, .84, .28, 1);
}

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

html {
	scroll-behavior: smooth;
	-webkit-text-size-adjust: 100%;
}

body {
	margin: 0;
	background: var(--noir);
	color: var(--os);
	font-family: var(--sans);
	font-size: clamp(1rem, .95rem + .25vw, 1.125rem);
	line-height: 1.65;
	overflow-x: hidden;
	-webkit-font-smoothing: antialiased;
}

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

::selection { background: var(--rouge); color: var(--noir); }

:focus-visible {
	outline: 2px solid var(--rouge-vif);
	outline-offset: 3px;
}

.saut-contenu {
	position: absolute;
	left: -9999px;
	top: 0;
	background: var(--rouge);
	color: var(--noir);
	padding: .75rem 1.25rem;
	z-index: 200;
	font: 600 .8rem/1 var(--mono);
	letter-spacing: .12em;
	text-transform: uppercase;
	text-decoration: none;
}
.saut-contenu:focus { left: 1rem; top: 1rem; }

/* ---------------------------------------------------------------- grain --
   Le grain argentique des séries posterisées, rejoué en surimpression. */

.grain {
	position: fixed;
	inset: -150%;
	z-index: 90;
	pointer-events: none;
	opacity: .16;
	mix-blend-mode: overlay;
	background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='220' height='220' filter='url(%23n)'/%3E%3C/svg%3E");
	animation: grain-bouge 6s steps(6) infinite;
}

@keyframes grain-bouge {
	0%   { transform: translate(0, 0); }
	16%  { transform: translate(-3%, -2%); }
	33%  { transform: translate(2%, -4%); }
	50%  { transform: translate(-2%, 3%); }
	66%  { transform: translate(3%, 2%); }
	83%  { transform: translate(-4%, -1%); }
	100% { transform: translate(0, 0); }
}

/* Vignettage permanent : le bord sombre présent sur toutes les pièces. */
.vignette {
	position: fixed;
	inset: 0;
	z-index: 89;
	pointer-events: none;
	background: radial-gradient(ellipse at 50% 45%, transparent 42%, rgba(0, 0, 0, .55) 100%);
}

/* ------------------------------------------------------------ navigation -- */

.barre {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	z-index: 100;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	padding: 1rem var(--marge);
	background: linear-gradient(to bottom, rgba(11, 11, 13, .92), rgba(11, 11, 13, 0));
	transition: background var(--t-court);
}

.barre[data-fige="oui"] {
	background: rgba(11, 11, 13, .93);
	backdrop-filter: blur(14px);
	border-bottom: 1px solid rgba(232, 227, 215, .08);
}

.signature {
	font: 700 .82rem/1 var(--mono);
	letter-spacing: .3em;
	text-transform: uppercase;
	text-decoration: none;
	white-space: nowrap;
}
.signature em {
	font-style: normal;
	color: var(--rouge);
}

.barre nav ul {
	display: flex;
	gap: clamp(.9rem, 2.4vw, 2.2rem);
	margin: 0;
	padding: 0;
	list-style: none;
}

.barre nav a {
	font: 500 .72rem/1 var(--mono);
	letter-spacing: .16em;
	text-transform: uppercase;
	text-decoration: none;
	color: var(--os-doux);
	padding-bottom: .3rem;
	border-bottom: 1px solid transparent;
	transition: color var(--t-court), border-color var(--t-court);
}
.barre nav a:hover,
.barre nav a[aria-current="true"] {
	color: var(--os);
	border-bottom-color: var(--rouge);
}

/* Sous 720 px, les six entrées ne tiennent plus à côté de la signature.
   La navigation passe sur sa propre ligne, en bandeau défilable
   horizontalement — jamais en débordement invisible. */
@media (max-width: 720px) {
	.barre {
		flex-wrap: wrap;
		row-gap: .55rem;
		padding-bottom: .7rem;
	}
	.barre nav {
		flex: 1 0 100%;
		min-width: 0;
		overflow-x: auto;
		overscroll-behavior-x: contain;
		scrollbar-width: none;
		-ms-overflow-style: none;
	}
	.barre nav::-webkit-scrollbar { display: none; }
	.barre nav ul {
		gap: 1.3rem;
		padding-right: .25rem;
	}
	.barre nav a span { display: none; }
	.barre nav a::before { content: attr(data-court); }
}

/* ------------------------------------------------------------------ hero -- */

.hero {
	position: relative;
	min-height: 100svh;
	display: grid;
	align-content: end;
	padding: 0 var(--marge) clamp(3rem, 9vh, 7rem);
	overflow: hidden;
	isolation: isolate;
}

.hero-fond {
	position: absolute;
	inset: 0;
	z-index: -2;
	background: var(--noir) center / cover no-repeat;
	background-image: image-set(url("../img/hero.webp") type("image/webp"), url("../img/hero.jpg") type("image/jpeg"));
	filter: saturate(.5) contrast(1.15) brightness(.62);
	transform: scale(1.06);
	animation: hero-derive 26s ease-in-out infinite alternate;
}

@keyframes hero-derive {
	from { transform: scale(1.06) translate3d(0, 0, 0); }
	to   { transform: scale(1.14) translate3d(-1.5%, -1.5%, 0); }
}

.hero::before {
	content: "";
	position: absolute;
	inset: 0;
	z-index: -1;
	background:
		linear-gradient(to top, var(--noir) 4%, rgba(11, 11, 13, .35) 55%, rgba(11, 11, 13, .7) 100%),
		radial-gradient(60% 50% at 20% 80%, rgba(201, 146, 46, .22), transparent 70%);
}

/* Le balayage : une trace de lumière qui traverse lentement le cadre,
   comme dans les prises en pose longue. */
.hero::after {
	content: "";
	position: absolute;
	top: 0;
	left: -30%;
	width: 30%;
	height: 100%;
	z-index: -1;
	background: linear-gradient(100deg, transparent, rgba(232, 227, 215, .085) 45%, rgba(224, 52, 31, .12) 52%, transparent);
	animation: balayage 11s ease-in-out infinite;
	pointer-events: none;
}

@keyframes balayage {
	0%, 62% { transform: translateX(0); opacity: 0; }
	68%     { opacity: 1; }
	100%    { transform: translateX(460%); opacity: 0; }
}

.hero h1 {
	margin: 0 0 .4em;
	font-size: clamp(3rem, 13.5vw, 12rem);
	font-weight: 700;
	line-height: .84;
	letter-spacing: -.045em;
	text-transform: uppercase;
}

.hero h1 span {
	display: block;
	overflow: hidden;
}
.hero h1 span > b {
	display: block;
	font-weight: inherit;
	transform: translateY(105%);
	animation: monte 1.3s cubic-bezier(.16, .84, .28, 1) forwards;
}
.hero h1 span:nth-child(2) > b { animation-delay: .13s; }
.hero h1 span:nth-child(2) { color: var(--rouge); }

@keyframes monte { to { transform: translateY(0); } }

.hero-legende {
	max-width: 46ch;
	margin: 0;
	color: var(--os-doux);
	font: 400 clamp(.9rem, .85rem + .3vw, 1.05rem)/1.6 var(--mono);
	opacity: 0;
	animation: parait 1.1s ease .7s forwards;
}
.hero-legende strong {
	color: var(--os);
	font-weight: 500;
}

@keyframes parait { to { opacity: 1; } }

.hero-defile {
	position: absolute;
	bottom: 1.6rem;
	right: var(--marge);
	display: flex;
	align-items: center;
	gap: .7rem;
	font: 500 .66rem/1 var(--mono);
	letter-spacing: .22em;
	text-transform: uppercase;
	color: var(--gris);
	text-decoration: none;
}
.hero-defile i {
	display: block;
	width: 1px;
	height: 46px;
	background: linear-gradient(to bottom, var(--rouge), transparent);
	animation: tire 2.2s ease-in-out infinite;
	transform-origin: top;
}
@keyframes tire {
	0%, 100% { transform: scaleY(.35); opacity: .4; }
	50%      { transform: scaleY(1); opacity: 1; }
}

/* --------------------------------------------------------------- sections -- */

.section {
	max-width: var(--max);
	margin-inline: auto;
	padding: clamp(4.5rem, 12vh, 9rem) var(--marge);
}

.section-titre {
	display: flex;
	align-items: baseline;
	gap: 1.1rem;
	margin: 0 0 .6em;
	font-size: clamp(1.9rem, 5.5vw, 4.2rem);
	font-weight: 700;
	line-height: 1;
	letter-spacing: -.035em;
	text-transform: uppercase;
}

.section-titre .num {
	flex: none;
	font: 500 .7rem/1 var(--mono);
	letter-spacing: .2em;
	color: var(--rouge);
	transform: translateY(-.6em);
}

.section-chapo {
	max-width: 62ch;
	margin: 0 0 clamp(2.2rem, 6vh, 4rem);
	color: var(--os-doux);
	font-size: clamp(1.02rem, .98rem + .3vw, 1.28rem);
	line-height: 1.7;
}

.filet {
	height: 1px;
	margin: 0;
	border: 0;
	background: linear-gradient(to right, var(--rouge), rgba(232, 227, 215, .16) 22%, transparent);
}

/* ------------------------------------------------------------- manifeste -- */

.manifeste {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr));
	gap: clamp(1.6rem, 4vw, 3.5rem);
}

.manifeste article {
	padding-top: 1.4rem;
	border-top: 1px solid rgba(232, 227, 215, .14);
}

.manifeste h3 {
	margin: 0 0 .7em;
	font: 500 .74rem/1 var(--mono);
	letter-spacing: .2em;
	text-transform: uppercase;
	color: var(--ambre);
}

.manifeste p {
	margin: 0;
	color: var(--os-doux);
	font-size: .98rem;
	line-height: 1.75;
}

/* --------------------------------------------------------------- galerie --
   Colonnes typographiques : les formats très hétérogènes (panoramiques,
   verticaux 1:4) se posent sans recadrage ni déformation. */

.galerie {
	columns: 3 300px;
	column-gap: clamp(.6rem, 1.4vw, 1.2rem);
}

.piece {
	position: relative;
	display: block;
	width: 100%;
	margin: 0 0 clamp(.6rem, 1.4vw, 1.2rem);
	padding: 0;
	border: 0;
	background: var(--noir-2);
	cursor: pointer;
	overflow: hidden;
	break-inside: avoid;
	-webkit-column-break-inside: avoid;
	color: inherit;
	text-align: left;
	appearance: none;
}

.piece img {
	width: 100%;
	/* Assombri et légèrement dessaturé au repos, jamais en niveaux de gris :
	   le rouge des Contours et l'ambre de Lumière SONT le sujet de ces séries.
	   L'image s'allume sous le regard, elle ne change pas de nature. */
	filter: saturate(.72) contrast(1.04) brightness(.8);
	transform: scale(1.008);
	transition: filter var(--t-lent), transform var(--t-lent);
}

.piece:hover img,
.piece:focus-visible img {
	filter: none;
	transform: scale(1.035);
}

.piece::after {
	content: "";
	position: absolute;
	inset: 0;
	border: 1px solid transparent;
	transition: border-color var(--t-court);
	pointer-events: none;
}
.piece:hover::after,
.piece:focus-visible::after { border-color: rgba(224, 52, 31, .6); }

.piece figcaption,
.piece .cartel {
	position: absolute;
	left: 0;
	right: 0;
	bottom: 0;
	display: flex;
	align-items: baseline;
	justify-content: space-between;
	gap: 1rem;
	padding: 2.6rem .9rem .8rem;
	background: linear-gradient(to top, rgba(11, 11, 13, .93), transparent);
	font: 500 .7rem/1.3 var(--mono);
	letter-spacing: .06em;
	opacity: 0;
	transform: translateY(.5rem);
	transition: opacity var(--t-court), transform var(--t-court);
}
.piece:hover .cartel,
.piece:focus-visible .cartel {
	opacity: 1;
	transform: translateY(0);
}
.cartel span:last-child { color: var(--gris); white-space: nowrap; }

/* Apparition au défilement */
.revele {
	opacity: 0;
	transform: translateY(2.2rem);
	transition: opacity var(--t-lent), transform var(--t-lent);
}
.revele[data-vu="oui"] {
	opacity: 1;
	transform: none;
}

/* ------------------------------------------------------------- lightbox -- */

.visionneuse {
	width: 100vw;
	max-width: 100vw;
	height: 100dvh;
	max-height: 100dvh;
	margin: 0;
	padding: 0;
	border: 0;
	background: rgba(6, 6, 8, .97);
	color: var(--os);
	overflow: hidden;
}
.visionneuse::backdrop { background: rgba(6, 6, 8, .95); }

.visionneuse-cadre {
	display: grid;
	grid-template-rows: 1fr auto;
	width: 100%;
	height: 100%;
	padding: clamp(2.6rem, 6vh, 4rem) clamp(1rem, 5vw, 5rem) 1.2rem;
	gap: 1rem;
}

.visionneuse img {
	max-width: 100%;
	max-height: 100%;
	margin: auto;
	object-fit: contain;
}

.visionneuse-cartel {
	display: flex;
	flex-wrap: wrap;
	align-items: baseline;
	justify-content: center;
	gap: .4rem 1.2rem;
	font: 500 .74rem/1.4 var(--mono);
	letter-spacing: .1em;
	text-transform: uppercase;
	color: var(--os-doux);
}
.visionneuse-cartel b { color: var(--os); font-weight: 500; }
.visionneuse-cartel i { font-style: normal; color: var(--rouge); }

.visionneuse button {
	position: absolute;
	top: 50%;
	transform: translateY(-50%);
	width: 3.2rem;
	height: 3.2rem;
	border: 1px solid rgba(232, 227, 215, .2);
	border-radius: 50%;
	background: rgba(11, 11, 13, .6);
	color: var(--os);
	font: 400 1.3rem/1 var(--sans);
	cursor: pointer;
	transition: background var(--t-court), border-color var(--t-court);
}
.visionneuse button:hover {
	background: var(--rouge);
	border-color: var(--rouge);
	color: var(--noir);
}
.v-prec  { left: clamp(.5rem, 2vw, 1.6rem); }
.v-suiv  { right: clamp(.5rem, 2vw, 1.6rem); }
.v-fermer {
	top: 1rem;
	right: clamp(.5rem, 2vw, 1.6rem);
	transform: none;
	width: 2.7rem;
	height: 2.7rem;
}

/* ----------------------------------------------------------------- flash -- */

.flash {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(100%, 22rem), 1fr));
	gap: clamp(1.6rem, 4vw, 3.2rem);
	align-items: start;
}

.flash-scene {
	position: relative;
	aspect-ratio: 59 / 34;   /* dimensions réelles du fichier : 590 × 340 */
	background: var(--noir-2);
	border: 1px solid rgba(232, 227, 215, .12);
	display: grid;
	place-items: center;
	overflow: hidden;
}
.flash-scene ruffle-player,
.flash-scene > div { width: 100%; height: 100%; }

.flash-secours {
	padding: 2rem;
	text-align: center;
	color: var(--os-doux);
	font: 500 .78rem/1.7 var(--mono);
	letter-spacing: .06em;
}
.flash-secours b { display: block; color: var(--ambre); margin-bottom: .6rem; }

.flash-note p { color: var(--os-doux); font-size: .96rem; }
.flash-note code {
	font-family: var(--mono);
	font-size: .86em;
	color: var(--ambre);
	background: var(--noir-3);
	padding: .1em .4em;
}

.bouton {
	display: inline-flex;
	align-items: center;
	gap: .7rem;
	margin-top: 1.2rem;
	padding: .85rem 1.5rem;
	border: 1px solid var(--rouge);
	background: transparent;
	color: var(--os);
	font: 600 .72rem/1 var(--mono);
	letter-spacing: .18em;
	text-transform: uppercase;
	text-decoration: none;
	cursor: pointer;
	transition: background var(--t-court), color var(--t-court);
}
.bouton:hover { background: var(--rouge); color: var(--noir); }

/* --------------------------------------------------------------- contact -- */

.contact {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
	gap: clamp(1.6rem, 4vw, 3.5rem);
}

.contact dl { margin: 0; }
.contact dt {
	font: 500 .68rem/1 var(--mono);
	letter-spacing: .2em;
	text-transform: uppercase;
	color: var(--gris);
	margin-bottom: .5rem;
}
.contact dd {
	margin: 0 0 1.8rem;
	font-size: 1.05rem;
}
.contact dd a {
	text-decoration: none;
	border-bottom: 1px solid rgba(224, 52, 31, .55);
	padding-bottom: .12em;
	transition: color var(--t-court), border-color var(--t-court);
}
.contact dd a:hover { color: var(--rouge); border-bottom-color: var(--rouge); }

/* ----------------------------------------------------------------- pied -- */

.pied {
	max-width: var(--max);
	margin-inline: auto;
	padding: 2.5rem var(--marge) 3rem;
	border-top: 1px solid rgba(232, 227, 215, .1);
	display: flex;
	flex-wrap: wrap;
	gap: .8rem 2rem;
	justify-content: space-between;
	font: 500 .68rem/1.6 var(--mono);
	letter-spacing: .12em;
	text-transform: uppercase;
	color: var(--gris);
}
.pied a { text-decoration: none; }
.pied a:hover { color: var(--os); }

/* ------------------------------------------------- confort de lecture --- */

@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	*, *::before, *::after {
		animation-duration: .001ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: .001ms !important;
	}
	.revele { opacity: 1; transform: none; }
	.grain { animation: none; }
}

/* Le site est conçu sombre. On garde le même rendu en thème clair plutôt
   que d'inverser une œuvre pensée pour le noir. */