/* Réalisations : les chantiers en schéma unifilaire (realisations.html).
   Papier, encre et courant : chaque chantier est un départ du tableau ; la lumière arrive avec la lecture.
   En-tête et pied de page viennent de styles.css. Deux thèmes : clair (papier) et sombre (nuit), au choix du
   visiteur ou du système. */

@font-face {
  font-family: "Anton";
  src: url("assets/fonts/Anton-Regular.woff2") format("woff2");
  font-display: swap;
}

:root {
  --papier: #f2eee6;
  --papier-2: #e9e3d8;
  --feuille: var(--paper);          /* la feuille de dessin d’une photo, et son trait */
  --feuille-trait: var(--ink);
  --eteint: .6;                     /* la photo avant l’allumage : claire sous une feuille blanche */
  --encre: #2a2022;
  --encre-2: #5d5052;
  --encre-3: #6c6163;
  --trait: rgba(42, 32, 34, .24);
  --trait-2: rgba(42, 32, 34, .12);
  --grille: rgba(42, 32, 34, .045);
  --courant: #df4b84;
  --courant-fond: #b9336a;    /* rose sous un texte blanc */
  --courant-texte: #a02a5a;   /* rose lisible en texte sur le papier */
  --courant-doux: rgba(223, 75, 132, .12);
  --carte: rgba(251, 249, 245, .55);
  --case: #fbf9f5;
  --vitre: rgba(242, 238, 230, .9);
  --etiquette: rgba(242, 238, 230, .92);
  --ombre: rgba(42, 32, 34, .3);
  --apercu-q: #f59ac0;
  --nuit-v: #151012;
  --nuit-v2: #221b1d;
  --courant-nuit: #f07aa6;    /* rose lisible sur la nuit de la visionneuse */

  --titre: "Anton", "Impact", "Haettenschweiler", "Arial Narrow Bold", sans-serif;
  --code: ui-monospace, "Cascadia Mono", "SFMono-Regular", "Segoe UI Mono", Consolas, "Liberation Mono", Menlo, monospace;
  --texte: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --marge: clamp(16px, 4vw, 56px);
  --largeur: 1440px;
  --goutiere: 128px;   /* colonne du jeu de barres, à gauche du schéma */
  --bus-x: 56px;       /* position du jeu de barres dans la goutière */
  --barre-h: 60px;
  --rang-h: 300px;     /* hauteur visée d’une rangée de photos */
  --rayon: 3px;
}
/* Thème sombre : la nuit du site, l’encre devient crème. */
:root[data-theme="dark"] {
  --papier: #0d1723;
  --papier-2: #13202e;
  --feuille: var(--night-2);
  --feuille-trait: var(--cream);
  --eteint: .22;                    /* sous une feuille bleu nuit, la photo sort de l’ombre */
  --encre: #f3ece1;
  --encre-2: #c4b8a9;
  --encre-3: #a3978a;
  --trait: rgba(243, 236, 225, .26);
  --trait-2: rgba(243, 236, 225, .12);
  --grille: rgba(243, 236, 225, .04);
  --courant: #ff5f98;
  --courant-fond: #c8326a;
  --courant-texte: #ff8db5;
  --courant-doux: rgba(255, 95, 152, .15);
  --carte: rgba(19, 32, 46, .6);
  --case: #13202e;
  --vitre: rgba(13, 23, 35, .88);
  --etiquette: rgba(13, 23, 35, .88);
  --ombre: rgba(0, 0, 0, .55);
  --apercu-q: #a02a5a;
  --nuit-v: #070d14;
  --nuit-v2: #0f1822;
  color-scheme: dark;
}
/* Sans JavaScript, le thème suit le système. */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --papier: #0d1723;
    --papier-2: #13202e;
    --feuille: var(--night-2);
    --feuille-trait: var(--cream);
    --encre: #f3ece1;
    --encre-2: #c4b8a9;
    --encre-3: #a3978a;
    --trait: rgba(243, 236, 225, .26);
    --trait-2: rgba(243, 236, 225, .12);
    --grille: rgba(243, 236, 225, .04);
    --courant: #ff5f98;
    --courant-fond: #c8326a;
    --courant-texte: #ff8db5;
    --courant-doux: rgba(255, 95, 152, .15);
    --carte: rgba(19, 32, 46, .6);
    --case: #13202e;
    --vitre: rgba(13, 23, 35, .88);
    --etiquette: rgba(13, 23, 35, .88);
    --ombre: rgba(0, 0, 0, .55);
    color-scheme: dark;
  }
}

@media (min-width: 1500px) { :root { --rang-h: 330px; } }
@media (max-width: 1100px) { :root { --rang-h: 250px; --goutiere: 96px; --bus-x: 40px; } }
@media (max-width: 760px) {
  :root { --rang-h: 190px; --goutiere: 30px; --bus-x: 12px; --barre-h: 56px; }
}

html.page-works {
  background: var(--papier);
  scroll-padding-top: calc(var(--barre-h) + 16px);
  scroll-behavior: auto;
}
html.page-works:not(.calme) { scroll-behavior: smooth; }

.page-works body {
  min-width: 320px;
  color: var(--encre);
  background-color: var(--papier);
  background-image:
    linear-gradient(var(--grille) 1px, transparent 1px),
    linear-gradient(90deg, var(--grille) 1px, transparent 1px);
  background-size: 24px 24px;
  font: 400 16px/1.55 var(--texte);
  overflow-x: hidden;
}

:where(.page-works main, .visionneuse, .tiroir, .apercu) :where(h1, h2, h3, p) { margin: 0; font-weight: 400; }
:where(.page-works main, .visionneuse, .tiroir, .barre) button { font: inherit; color: inherit; }
.page-works :focus-visible { outline-color: var(--courant); }

.surtitre {
  font: 500 12px/1.4 var(--code);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--encre-2);
}

/* ---------- En-tête du site, sur cette page ---------- */

.page-works .site-header { position: absolute; color: var(--encre); }
.page-works .nav-link:hover, .page-works .nav-link[aria-current="page"] { color: var(--courant-texte); }
.page-works .nav-cta:hover { background: var(--courant-fond); border-color: var(--courant-fond); color: #fff; }

/* Bascule de thème : la lune propose la nuit, le soleil le jour. */
.theme-bascule {
  flex: none; display: grid; place-items: center;
  width: 40px; height: 40px; padding: 0;
  border: 1px solid color-mix(in srgb, currentColor 35%, transparent); border-radius: 50%;
  background: none; color: inherit; cursor: pointer;
  transition: border-color .2s, color .2s;
}
.theme-bascule[hidden] { display: none; }
.theme-bascule svg { width: 19px; height: 19px; }
.theme-bascule .soleil, [data-theme="dark"] .theme-bascule .lune { display: none; }
[data-theme="dark"] .theme-bascule .soleil { display: block; }
.theme-bascule:hover { border-color: var(--courant); color: var(--courant-texte); }

/* ---------- Boutons ---------- */

.bouton {
  display: inline-flex; align-items: center; gap: 8px;
  min-height: 44px; padding: 10px 18px;
  border: 1.5px solid var(--encre); border-radius: 999px;
  background: transparent; color: var(--encre);
  font: 600 15px/1.2 var(--texte); text-decoration: none; cursor: pointer;
  transition: background-color .2s, color .2s, border-color .2s;
}
.bouton:hover { background: var(--encre); color: var(--papier); }
.bouton-plein { background: var(--encre); color: var(--papier); }
.bouton-plein:hover { background: var(--courant-fond); border-color: var(--courant-fond); color: #fff; }

/* ---------- Barre (tableau réduit) ---------- */

.barre {
  position: fixed; inset: 0 0 auto 0; z-index: 40;
  height: var(--barre-h);
  display: flex; align-items: center; gap: 18px;
  padding: 0 var(--marge);
  background: var(--vitre);
  color: var(--encre);
  -webkit-backdrop-filter: saturate(1.2) blur(10px);
  backdrop-filter: saturate(1.2) blur(10px);
  border-bottom: 1px solid var(--trait-2);
  transform: translateY(-102%);
  visibility: hidden;
  transition: transform .35s cubic-bezier(.2, .7, .2, 1), visibility 0s linear .35s;
}
.barre.visible { transform: none; visibility: visible; transition-delay: 0s; }
.barre-logo { flex: none; display: block; line-height: 0; }
.barre-logo img { width: 54px; height: auto; }

.barre-courant {
  flex: 0 0 320px; min-width: 0;
  display: flex; align-items: baseline; gap: 10px;
  padding: 6px 8px; margin: 0 -8px;
  border: 0; background: none; color: inherit; font: inherit; cursor: pointer; border-radius: var(--rayon);
  text-align: left;
}
.barre-q { font: 600 12px/1 var(--code); color: var(--courant-texte); letter-spacing: .06em; }
.barre-q:empty { display: none; }
.barre-nom {
  font: 400 19px/1.1 var(--titre); text-transform: uppercase; letter-spacing: .02em;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.barre-courant .chevron { width: 12px; height: 12px; flex: none; display: none; }

.rail {
  flex: 1 1 auto; min-width: 0;
  display: flex; align-items: center; justify-content: center; gap: 4px;
}
.module {
  position: relative; flex: 0 1 26px; min-width: 14px; height: 38px;
  display: grid; place-items: center;
  border: 1px solid var(--trait); border-radius: 3px;
  background: var(--case);
  text-decoration: none;
  transition: border-color .2s, background-color .2s;
}
.module::before { /* levier */
  content: ""; width: 6px; height: 13px; border-radius: 2px;
  background: var(--encre-3);
  transform: translateY(5px);
  transition: transform .25s cubic-bezier(.3, 1.6, .5, 1), background-color .25s;
}
.module span {
  position: absolute; top: 2px; left: 0; right: 0;
  font: 600 8px/1 var(--code); text-align: center; color: var(--encre-3);
}
.module.on::before { background: var(--courant); transform: translateY(-1px); }
.module.on { border-color: color-mix(in srgb, var(--courant) 55%, transparent); }
.module.ici { background: var(--encre); border-color: var(--encre); }
.module.ici span { color: var(--papier); }
.module:hover { border-color: var(--encre); }

.barre-actions { flex: none; display: flex; align-items: center; gap: 12px; }

.barre-fil { /* progression : un segment par départ, rose quand il est sous tension */
  position: absolute; left: 0; right: 0; bottom: -1px; height: 3px;
  display: none;
}

/* ---------- Tête de page ---------- */

.tete {
  max-width: var(--largeur); margin: 0 auto;
  padding: calc(var(--header-h) + clamp(12px, 3vw, 36px)) var(--marge) 0;
  display: flex; flex-direction: column;
}
.tete h1 {
  margin-top: .3em;
  font: 400 clamp(60px, 9.3vw, 146px)/.9 var(--titre);
  text-transform: uppercase; letter-spacing: .004em;
  color: var(--encre);
}

.cartouche {
  grid-area: cartouche;
  display: grid; grid-template-columns: 1.7fr repeat(3, minmax(0, 1fr));
  width: min(100%, 640px); margin: 0 0 0 auto;
  border: 1.5px solid var(--encre);
  background: var(--carte);
}
.cartouche div { padding: 9px 14px 11px; border-left: 1px solid var(--trait); }
.cartouche div:first-child { border-left: 0; }
.cartouche dt { font: 500 10.5px/1.3 var(--code); letter-spacing: .1em; text-transform: uppercase; color: var(--encre-2); }
.cartouche dd { margin: 4px 0 0; font: 400 26px/1 var(--titre); letter-spacing: .02em; }
.cartouche div:first-child dd { text-transform: uppercase; }

/* Schéma unifilaire de tête (ordinateur) */
.unifilaire {
  order: 2; margin: clamp(28px, 3.4vw, 44px) 0 0;
  display: grid; grid-template-columns: minmax(0, 1fr) auto; grid-template-areas: "dessin dessin" "legende cartouche";
  align-items: start; gap: 18px 32px;
}
.unifilaire-dessin { grid-area: dessin; }
.unifilaire figcaption { grid-area: legende; }
.sommaire { order: 2; }
.unifilaire-dessin svg { display: block; width: 100%; height: auto; overflow: visible; }
.unifilaire figcaption {
  margin-top: 0; max-width: 34em; font: 500 11.5px/1.4 var(--code); letter-spacing: .08em; text-transform: uppercase; color: var(--encre-2);
}
.u-trait { stroke: var(--encre); stroke-width: 1.4; fill: none; stroke-linecap: round; }
.u-barre { stroke: var(--encre); stroke-width: 4; stroke-linecap: square; }
.u-barre-vive { stroke: var(--courant); stroke-width: 4; stroke-linecap: square; transition: stroke-dashoffset .6s ease; }
.u-grille { stroke: var(--trait); stroke-width: 1; }
.u-cadre { stroke: var(--encre); stroke-width: 1.5; fill: none; }
.u-entete { font: 500 9.5px var(--code); letter-spacing: .1em; text-transform: uppercase; fill: var(--encre-2); }
.u-q { font: 600 11px var(--code); fill: var(--encre); text-anchor: middle; }
.u-nom { font: 600 13px var(--texte); fill: var(--encre); }
.u-archi { font: 400 11.5px var(--texte); fill: var(--encre-2); }
.u-nb { font: 400 15px var(--titre); fill: var(--encre); text-anchor: middle; letter-spacing: .03em; }
.u-noeud { fill: var(--encre); }
.u-depart { cursor: pointer; }
.u-depart .u-fond { fill: transparent; transition: fill .2s; }
.u-depart:hover .u-fond, .u-depart:focus-visible .u-fond { fill: var(--courant-doux); }
.u-depart:focus { outline: none; }
.u-depart:focus-visible .u-fond { stroke: var(--courant); stroke-width: 1.5; }
.u-lame { transition: transform .45s cubic-bezier(.3, 1.6, .5, 1); transform-box: view-box; }
.u-depart .u-vif { stroke: var(--courant); opacity: 0; transition: opacity .3s; }
.u-depart.on .u-vif { opacity: 1; }
.u-depart.on .u-lame { transform: rotate(0deg) !important; }
.u-depart.on .u-lame line { stroke: var(--courant); }
.u-depart.on .u-charge { color: var(--courant); }
.u-charge { color: var(--encre); fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; }
.u-general .u-fond { fill: transparent; }
html.js .u-general.on .u-lame { transform: rotate(0deg) !important; }
html.js .u-general.on line, html.js .u-general.on .u-vif { stroke: var(--courant); }

/* Sommaire (téléphone, tablette, tiroir) */
.sommaire { display: none; list-style: none; margin: 28px 0 0; padding: 0; position: relative; }
.sommaire::before { /* jeu de barres vertical */
  content: ""; position: absolute; left: 7px; top: 0; bottom: 22px; width: 3px; background: var(--encre);
}
.sommaire li { position: relative; }
.sommaire a {
  position: relative; display: grid; grid-template-columns: 34px 38px minmax(0, 1fr) auto; align-items: center;
  min-height: 46px; padding: 6px 4px 6px 0;
  text-decoration: none; border-bottom: 1px solid var(--trait-2);
}
.sommaire a::before { /* dérivation */
  content: ""; position: absolute; left: 8px; top: 50%; width: 22px; height: 1.5px; background: var(--encre);
}
.sommaire a::after { /* nœud */
  content: ""; position: absolute; left: 4.5px; top: calc(50% - 4px); width: 8px; height: 8px; border-radius: 50%; background: var(--encre);
}
.sm-lame {
  grid-column: 1; justify-self: end; width: 14px; height: 1.5px; background: var(--encre);
  transform-origin: 100% 50%; transform: rotate(-28deg); transition: transform .35s cubic-bezier(.3, 1.6, .5, 1), background-color .3s;
  margin-right: -2px;
}
.sm-q { font: 600 12px/1 var(--code); color: var(--encre-2); padding-left: 6px; }
.sm-nom { min-width: 0; }
.sm-nom b { display: block; font: 400 17px/1.15 var(--titre); text-transform: uppercase; letter-spacing: .02em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sm-nom small { display: block; font-size: 12.5px; color: var(--encre-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sm-nb { font: 500 12px/1 var(--code); color: var(--encre-2); padding-left: 8px; }
.sommaire li.on .sm-lame { transform: none; background: var(--courant); }
.sommaire li.on a::before { background: var(--courant); }
.sommaire li.on .sm-q { color: var(--courant-texte); }
.sommaire li.ici a { background: var(--courant-doux); }

/* ---------- Le schéma ---------- */

.schema {
  position: relative;
  max-width: var(--largeur); margin: clamp(48px, 7vw, 96px) auto 0;
  padding: 0 var(--marge) 40px calc(var(--marge) + var(--goutiere));
}
.bus {
  position: absolute; top: -36px; bottom: 0;
  left: calc(var(--marge) + var(--bus-x) - 1.5px);
  width: 3px; background: var(--encre);
}
.bus::before { /* borne d’arrivée */
  content: ""; position: absolute; top: -8px; left: -5.5px; width: 14px; height: 14px; border: 2px solid var(--encre); background: var(--papier); border-radius: 50%;
}
.bus::after { /* fin du jeu de barres */
  content: ""; position: absolute; bottom: 0; left: -7px; width: 17px; height: 3px; background: var(--encre);
}
.bus-vivant {
  position: absolute; top: 0; left: -1px; width: 5px; height: 0;
  background: var(--courant);
  border-radius: 3px;
  box-shadow: 0 0 10px color-mix(in srgb, var(--courant) 45%, transparent);
}
/* Le courant qui circule : une trame qui glisse par transform, sans repeindre le jeu de barres. */
.bus-flux { position: absolute; inset: 0; overflow: hidden; border-radius: inherit; }
.bus-flux::before {
  content: ""; position: absolute; left: 0; right: 0; top: -22px; bottom: 0;
  background: repeating-linear-gradient(180deg, rgba(255, 255, 255, .55) 0 6px, transparent 6px 22px);
  animation: flux .9s linear infinite;
}
.bus-vivant::after { /* front du courant */
  content: ""; position: absolute; bottom: -7px; left: 50%; width: 14px; height: 14px; margin-left: -7px; border-radius: 50%;
  background: radial-gradient(circle, #fff 0 22%, var(--courant) 40%, transparent 72%);
  box-shadow: 0 0 18px 6px color-mix(in srgb, var(--courant) 40%, transparent);
  animation: front 1.6s ease-in-out infinite;
}
.bus-vivant.plein::after { display: none; }
@keyframes flux { to { transform: translateY(22px); } }
@keyframes front { 50% { transform: scale(1.35); opacity: .75; } }

/* Un départ = un chantier */
.circuit { position: relative; padding: 0 0 clamp(56px, 7vw, 96px); scroll-margin-top: calc(var(--barre-h) + 8px); }
.c-tete {
  position: relative;
  display: grid; grid-template-columns: auto minmax(0, 1fr); align-items: end;
  column-gap: clamp(16px, 2.4vw, 32px); row-gap: 14px;
  padding: 44px 0 22px;
}
.c-branche {
  position: absolute; top: 0; height: 26px;
  left: calc(var(--bus-x) - var(--goutiere));
  width: calc(100% + var(--goutiere) - var(--bus-x));
  overflow: visible;
}
.c-branche .fil { stroke: var(--encre); stroke-width: 1.6; }
.c-branche .fil-vif { stroke: var(--courant); stroke-width: 2.2; transform: scaleX(0); transform-origin: 0 0; transform-box: view-box; transition: transform .9s cubic-bezier(.4, .1, .2, 1) .25s; }
.c-branche .noeud { fill: var(--encre); transition: fill .3s; }
.c-branche .contact { stroke: var(--encre); stroke-width: 1.6; fill: none; }
.c-branche .lame { stroke: var(--encre); stroke-width: 2.2; stroke-linecap: round; transform-origin: 64px 20px; transform: rotate(30deg); transition: transform .45s cubic-bezier(.3, 1.7, .5, 1), stroke .3s; }
.c-branche .pivot { fill: var(--papier); stroke: var(--encre); stroke-width: 1.6; transition: stroke .3s; }
.c-branche .q { font: 600 11px var(--code); fill: var(--encre-2); letter-spacing: .06em; }
.circuit.on .c-branche .pivot { stroke: var(--courant); }
.circuit.on .c-branche .fil-vif { transform: scaleX(1); }
.circuit.on .c-branche .noeud { fill: var(--courant); }
.circuit.on .c-branche .lame { transform: rotate(0deg); stroke: var(--courant); }
.circuit.on .c-branche .q { fill: var(--courant-texte); }

.c-num {
  font: 400 clamp(60px, 7.4vw, 108px)/.8 var(--titre);
  color: transparent; -webkit-text-stroke: 1.5px var(--encre);
  letter-spacing: .01em;
  transition: color .6s, -webkit-text-stroke-color .6s;
}
.circuit.on .c-num { color: var(--courant); -webkit-text-stroke-color: var(--courant); }
.c-titre h2 {
  font: 400 clamp(28px, 3.3vw, 46px)/.98 var(--titre);
  text-transform: uppercase; letter-spacing: .01em;
}
.c-meta { margin-top: 8px; font-size: 15px; font-weight: 600; color: var(--encre); }
.c-credit { margin-top: 12px; font-size: 12.5px; color: var(--encre-3); }

/* Photos en rangées justifiées : chaque photo grandit selon son format, sans recadrage. */
.c-photos { display: flex; flex-wrap: wrap; gap: 10px; }
.c-photos::after { content: ""; flex: 99999 1 0; height: 0; }
.c-photos.seule { --rang-h: min(68vh, 600px); }
@media (max-width: 760px) {
  .c-photos { gap: 8px; }
  .c-photos.seule { --rang-h: min(56vh, 420px); }
  .c-photos.seule::after { display: none; }
  .c-photos.seule .ph { flex-grow: 1; }
}
.c-photos.range::after { display: none; }
.c-photos.range .ph { flex: none; aspect-ratio: auto; }

.ph {
  position: relative; display: block; min-width: 0;
  flex: var(--ar) 1 calc(var(--ar) * var(--rang-h));
  aspect-ratio: var(--ar);
  border-radius: 2px;
  background: var(--papier-2);
  cursor: zoom-in; overflow: hidden;
  -webkit-tap-highlight-color: transparent;
}
.ph img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; }
.ph:focus-visible { outline-offset: 2px; }

/* The sheet over each photo replays its story: drawn, powered, lit. */
@property --sweep { syntax: "<percentage>"; inherits: true; initial-value: 0%; }
.sheet {
  position: absolute; inset: 0; z-index: 2; overflow: hidden; pointer-events: none;
  color: var(--ink); background-color: var(--paper);
  background-image: linear-gradient(color-mix(in srgb, currentColor 7%, transparent) 1px, transparent 1px), linear-gradient(90deg, color-mix(in srgb, currentColor 7%, transparent) 1px, transparent 1px);
  background-size: 24px 24px;
  transition: --sweep 1.3s cubic-bezier(.45, 0, .25, 1), background-color .6s ease, color .6s ease, opacity .9s ease;
}
.sheet-lines, .sheet-pen { position: absolute; inset: 0; }
/* The drawing: a mask cut from the photo's own lines, swept open from the corner where the current comes in. */
.sheet-lines {
  background-color: currentColor;
  -webkit-mask: var(--lines) center / 100% 100% no-repeat, radial-gradient(circle at 0 100%, #000 var(--sweep), transparent calc(var(--sweep) + 14%));
  -webkit-mask-composite: source-in;
  mask: var(--lines) center / 100% 100% no-repeat, radial-gradient(circle at 0 100%, #000 var(--sweep), transparent calc(var(--sweep) + 14%));
  mask-composite: intersect;
}
/* The pen: the lines glow pink where the sweep passes. */
.sheet-pen {
  opacity: 0;
  background: radial-gradient(circle at 0 100%, transparent calc(var(--sweep) - 4%), var(--pink-glow) calc(var(--sweep) + 3%), transparent calc(var(--sweep) + 10%));
  -webkit-mask: var(--lines) center / 100% 100% no-repeat;
  mask: var(--lines) center / 100% 100% no-repeat;
}
@keyframes sheet-pen { 10%, 80% { opacity: 1; } }
.sheet-current { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.sheet-current path { fill: none; stroke: var(--pink-glow); stroke-width: 3; vector-effect: non-scaling-stroke; stroke-dasharray: 100 100; stroke-dashoffset: 100; transition: stroke-dashoffset .75s cubic-bezier(.5, 0, .3, 1); }
/* The light: a short warm glow from the photo's light point. */
.frame-glow { position: absolute; inset: 0; z-index: 1; pointer-events: none; opacity: 0; mix-blend-mode: screen; background: radial-gradient(circle at var(--lx, 50%) var(--ly, 40%), rgb(255 194 124 / .7), rgb(255 194 124 / .18) 28%, transparent 60%); }
@keyframes frame-glow { 25% { opacity: 1; } }

/* L’apparition d’une photo : la feuille, blanche sur le papier du thème clair, bleu nuit sur la nuit du thème
   sombre, reçoit le dessin de la pièce depuis l’angle où arrive le courant ; sous tension, le courant fait le tour
   du cadre en rose ; puis la feuille s’efface et la photo s’allume, ses lampes d’abord. */
/* Les durées suivent celles de realisations.js (DESSIN, TENSION, ALLUMAGE). */
.ph .sheet {
  background-color: var(--feuille); color: var(--feuille-trait); box-shadow: inset 0 0 0 1px var(--trait-2);
  transition: --sweep .7s cubic-bezier(.45, 0, .25, 1), background-color .6s ease, color .6s ease, opacity .45s ease;
}
.ph .sheet-current path { transition-duration: .4s; }
.ph:not(.is-drawing) .sheet-lines, .ph:not(.is-drawing) .sheet-pen { visibility: hidden; }
.ph.is-drawing .sheet { --sweep: 165%; }
.ph.is-drawing:not(.is-powered) .sheet-pen { animation: sheet-pen .7s ease; }
.ph.is-powered .sheet-current path { stroke-dashoffset: 0; }
.ph.is-lit .sheet { opacity: 0; }
.ph.is-played .sheet { display: none; }
html.js .ph-img { filter: brightness(var(--eteint)) saturate(.6); transition: filter .5s ease; }
html.js .ph.is-on .ph-img { filter: none; }
.ph.no-fade .ph-img { transition: none; }
.ph .igniter { position: absolute; inset: 0; z-index: 1; display: block; width: 100%; height: 100%; }
.ph.is-glowing .frame-glow { animation: frame-glow 1s ease; }
html:not(.js) .ph .sheet { display: none; }

.ph-num {
  position: absolute; z-index: 3; left: 8px; top: 8px;
  padding: 3px 6px 2px; border-radius: 2px;
  background: var(--etiquette); color: var(--encre);
  font: 600 11px/1.2 var(--code); letter-spacing: .04em;
  pointer-events: none;
}
.ph:hover .ph-num, .ph:focus-visible .ph-num { background: var(--courant-fond); color: #fff; }

/* ---------- Fin ---------- */

.fin {
  max-width: var(--largeur); margin: 0 auto;
  padding: clamp(56px, 8vw, 110px) var(--marge) 72px calc(var(--marge) + var(--goutiere));
}
.fin h2 {
  margin: 10px 0 14px;
  font: 400 clamp(36px, 5vw, 64px)/.95 var(--titre); text-transform: uppercase;
}
.fin-appel p:not(.surtitre) { font-size: 18px; color: var(--encre-2); margin-bottom: 22px; max-width: 30em; }
.fin-appel .fin-liens { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 26px; }
.fin-tel { font: 600 18px/1 var(--texte); color: var(--encre); text-decoration: none; }
.fin-tel:hover { color: var(--courant-texte); }

/* ---------- Tiroir (sommaire) ---------- */

.tiroir {
  position: fixed; inset: 0 0 0 auto; margin: 0;
  width: min(420px, 100vw); max-width: none; height: 100dvh; max-height: none;
  padding: 0; border: 0; border-left: 1.5px solid var(--encre);
  background: var(--papier); color: var(--encre);
  overflow-y: auto; overscroll-behavior: contain;
}
.tiroir[open] { animation: tiroir .32s cubic-bezier(.2, .7, .2, 1); }
@keyframes tiroir { from { transform: translateX(40px); opacity: 0; } }
.tiroir::backdrop { background: rgba(21, 16, 18, .35); }
.tiroir-tete {
  position: sticky; top: 0; z-index: 1;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 22px 14px; background: var(--papier); border-bottom: 1px solid var(--trait);
}
.tiroir-tete h2 { font: 400 28px/1 var(--titre); text-transform: uppercase; letter-spacing: .02em; }
.tiroir-fermer {
  width: 44px; height: 44px; display: grid; place-items: center; border: 0; background: none; color: inherit; cursor: pointer; border-radius: 50%; margin-right: -10px;
}
.tiroir-fermer:hover { background: var(--papier-2); }
.tiroir-fermer svg { width: 22px; height: 22px; }
.sommaire-tiroir { display: block; margin: 12px 18px 24px 14px; }

/* ---------- Visionneuse ---------- */

.visionneuse {
  position: fixed; inset: 0; margin: 0;
  width: 100vw; max-width: none; height: 100dvh; max-height: none;
  padding: 0; border: 0;
  background: var(--nuit-v); color: #f1ebe4;
  display: none; grid-template-columns: minmax(0, 1fr) 380px;
  overflow: hidden;
}
.visionneuse[open] { display: grid; animation: ouvre .28s ease-out; }
@keyframes ouvre { from { opacity: 0; } }
.visionneuse::backdrop { background: var(--nuit-v); }

.v-scene {
  position: relative; min-width: 0; min-height: 0;
  container-type: size;
  display: grid; place-items: center;
  padding: 0;
  touch-action: pan-y pinch-zoom;
}
.v-cadre {
  --split: 0%;
  position: relative;
  width: min(calc(100vw - 500px), calc((100vh - 48px) * var(--ar)));
  width: min(calc(100cqw - 120px), calc((100cqh - 48px) * var(--ar)));
  aspect-ratio: var(--ar);
  background: #2a2224 center / cover no-repeat;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .5);
}
.v-photo { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity .35s; }
.v-photo.pret { opacity: 1; }
.v-trait {
  position: absolute; inset: 0;
  background-color: #f2eee6;
  background-image: linear-gradient(rgba(42, 32, 34, .045) 1px, transparent 1px), linear-gradient(90deg, rgba(42, 32, 34, .045) 1px, transparent 1px);
  background-size: 16px 16px;
  clip-path: inset(0 calc(100% - var(--split)) 0 0);
}
.v-trait img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .85; }
.v-cadre.glisse .v-trait { transition: clip-path .6s cubic-bezier(.3, .6, .2, 1); }
.v-poignee {
  position: absolute; top: 0; bottom: 0; left: var(--split); width: 44px; margin-left: -22px;
  display: none; cursor: ew-resize; touch-action: none;
}
.v-poignee::before { content: ""; position: absolute; top: 0; bottom: 0; left: 21px; width: 2px; background: #df4b84; box-shadow: 0 0 10px rgba(223, 75, 132, .6); }
.v-poignee span {
  position: absolute; top: 50%; left: 50%; width: 34px; height: 34px; margin: -17px 0 0 -17px; border-radius: 50%;
  background: #df4b84; box-shadow: 0 4px 14px rgba(0, 0, 0, .4);
}
.v-poignee span::before, .v-poignee span::after {
  content: ""; position: absolute; top: 12px; border: 5px solid transparent;
}
.v-poignee span::before { left: 4px; border-right-color: #fff; }
.v-poignee span::after { right: 4px; border-left-color: #fff; }
.v-cadre.trait .v-poignee { display: block; }
.v-cadre.glisse .v-poignee { transition: left .6s cubic-bezier(.3, .6, .2, 1); }

.v-nav {
  position: absolute; top: 50%; width: 48px; height: 48px; margin-top: -24px;
  display: grid; place-items: center; border: 0; border-radius: 50%;
  background: rgba(255, 255, 255, .08); color: #fff; cursor: pointer;
  transition: background-color .2s;
}
.v-nav:hover { background: #df4b84; }
.v-nav svg { width: 24px; height: 24px; }
.v-prec { left: 12px; }
.v-suiv { right: 12px; }
.v-nav[disabled] { opacity: .25; cursor: default; background: rgba(255, 255, 255, .08); }

.v-cote {
  min-height: 0; overflow-y: auto; overscroll-behavior: contain;
  padding: 28px 28px 32px;
  background: var(--nuit-v2);
  border-left: 1px solid rgba(255, 255, 255, .08);
}
.v-code { font: 600 12px/1.3 var(--code); letter-spacing: .08em; color: var(--courant-nuit); text-transform: uppercase; padding-right: 48px; }
.v-tete h2 { margin-top: 8px; font: 400 34px/1 var(--titre); text-transform: uppercase; letter-spacing: .02em; padding-right: 40px; }
.v-archi { margin-top: 6px; color: rgba(241, 235, 228, .7); font-size: 15px; }
.v-alt { margin-top: 18px; font-size: 16px; line-height: 1.5; }
.v-outils { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.bascule {
  display: inline-flex; align-items: center; gap: 8px; min-height: 40px; padding: 8px 14px;
  border: 1.5px solid rgba(255, 255, 255, .35); border-radius: 999px; background: none; cursor: pointer;
  font: 600 14px/1 var(--texte); color: #f1ebe4;
}
.bascule svg { width: 18px; height: 18px; }
.bascule[aria-pressed="true"] { background: #f1ebe4; color: var(--nuit-v); border-color: #f1ebe4; }
.bascule:hover { border-color: #fff; }
.v-sous { margin: 26px 0 8px; font: 500 11px/1.3 var(--code); letter-spacing: .1em; text-transform: uppercase; color: rgba(241, 235, 228, .6); }
.v-credit { margin-top: 14px; font-size: 13px; color: rgba(241, 235, 228, .6); }
.v-credit:empty { display: none; }
.v-vignettes { display: flex; flex-wrap: wrap; gap: 6px; }
.v-vignettes button {
  position: relative; height: 58px; padding: 0; border: 0; border-radius: 2px; overflow: hidden; cursor: pointer; background: #000;
  opacity: .55; transition: opacity .2s;
}
.v-vignettes button:hover { opacity: .9; }
.v-vignettes button[aria-current="true"] { opacity: 1; outline: 2px solid #df4b84; outline-offset: 2px; }
.v-vignettes img { height: 100%; width: auto; display: block; }

.v-fermer {
  position: absolute; top: 16px; right: 16px; z-index: 3;
  width: 44px; height: 44px; display: grid; place-items: center;
  border: 0; border-radius: 50%; background: rgba(255, 255, 255, .1); color: #fff; cursor: pointer;
}
.v-fermer:hover { background: #df4b84; }
.v-fermer svg { width: 22px; height: 22px; }

/* ---------- Ordinateur moyen et tablette ---------- */

@media (max-width: 1240px) {
  .rail .module span { display: none; }
}
@media (max-width: 1100px) {
  .unifilaire { grid-template-columns: minmax(0, 1fr); grid-template-areas: "cartouche"; margin-top: 28px; }
  .unifilaire-dessin, .unifilaire figcaption { display: none; }
  .cartouche { width: 100%; }
  .sommaire { display: block; }
  .rail { display: none; }
  .barre-fil { display: flex; }
  .barre-fil i { flex: 1; height: 100%; background: var(--trait-2); margin-right: 1px; transition: background-color .3s; }
  .barre-fil i.on { background: var(--courant); }
  .barre-courant { flex: 1 1 auto; width: auto; }
  .barre-courant .chevron { display: block; align-self: center; }
  .visionneuse { grid-template-columns: minmax(0, 1fr) 320px; }
}

/* ---------- Téléphone ---------- */

@media (max-width: 760px) {
  .page-works body { font-size: 15.5px; background-size: 20px 20px; }
  .barre { gap: 10px; }
  .barre-logo img { width: 44px; }
  .barre-nom { font-size: 17px; }
  .barre-actions { gap: 6px; }
  .page-works .site-nav { gap: 12px; }

  .tete h1 { font-size: clamp(56px, 17.5vw, 96px); }
  .tete .sommaire { display: none; }
  .cartouche { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .cartouche div { padding: 8px 10px 9px; }
  .cartouche div:first-child { grid-column: 1 / -1; }
  .cartouche div:nth-child(2) { border-left: 0; }
  .cartouche div:nth-child(n+2) { border-top: 1px solid var(--trait); }
  .cartouche dt { font-size: 9.5px; letter-spacing: .08em; }
  .cartouche dd { font-size: 22px; }

  .schema { padding-right: 16px; padding-left: calc(16px + var(--goutiere)); margin-top: 56px; }
  .bus { left: calc(16px + var(--bus-x) - 1.5px); }
  .c-tete { padding-top: 40px; padding-left: 40px; grid-template-columns: minmax(0, 1fr); row-gap: 8px; }
  .c-num { position: absolute; right: 0; top: 34px; font-size: 52px; }
  .c-titre { padding-right: 70px; }
  .c-titre h2 { font-size: 27px; }
  .c-meta { font-size: 14px; }
  .ph-num { left: 6px; top: 6px; font-size: 10px; }

  .fin { padding-left: 16px; padding-right: 16px; }

  .tiroir { inset: auto 0 0 0; width: 100vw; height: auto; max-height: 86dvh; border-left: 0; border-top: 1.5px solid var(--encre); border-radius: 14px 14px 0 0; padding-bottom: env(safe-area-inset-bottom); }
  .tiroir[open] { animation-name: tiroir-bas; }
  @keyframes tiroir-bas { from { transform: translateY(40px); opacity: 0; } }

  .visionneuse { grid-template-columns: minmax(0, 1fr); grid-template-rows: minmax(0, 62dvh) auto; overflow-y: auto; }
  .visionneuse[open] { display: block; }
  .v-scene { height: min(64dvh, calc(100vw / var(--ar) + 64px)); place-items: start center; }
  .v-cadre { width: min(100vw, calc((60vh - 64px) * var(--ar))); width: min(100cqw, calc((100cqh - 64px) * var(--ar))); }
  .v-nav { top: auto; bottom: 10px; margin-top: 0; width: 44px; height: 44px; background: rgba(21, 16, 18, .6); }
  .v-prec { left: 10px; }
  .v-suiv { right: 10px; }
  .v-cote { border-left: 0; padding: 20px 18px calc(28px + env(safe-area-inset-bottom)); overflow: visible; }
  .v-tete h2 { font-size: 28px; }
  .v-fermer { position: fixed; top: 10px; right: 10px; background: rgba(21, 16, 18, .6); }
}

@media (max-width: 380px) {
  .c-num { font-size: 44px; }
  .page-works .nav-works { display: none; } /* la page elle-même : le header garde sa place pour le thème et le contact */
}

/* ---------- Mouvement réduit ---------- */

.calme *, .calme *::before, .calme *::after { transition-duration: 0s !important; transition-delay: 0s !important; animation: none !important; }
.calme .bus-vivant::after { display: none; }

/* ---------- Aperçu ---------- */

.apercu {
  position: fixed; left: 0; top: 0; z-index: 60; width: 232px;
  padding: 8px 8px 12px; border-radius: 6px;
  background: var(--encre); color: var(--papier);
  box-shadow: 0 16px 40px var(--ombre);
  pointer-events: none;
}
.apercu[hidden] { display: none; }
.apercu img { display: block; width: 100%; height: auto; border-radius: 3px; background: var(--papier-2); }
.apercu-q { margin: 9px 4px 0; font: 600 10.5px/1.3 var(--code); letter-spacing: .06em; color: var(--apercu-q); }
.apercu-nom { margin: 4px 4px 0; font: 400 21px/1.05 var(--titre); text-transform: uppercase; letter-spacing: .02em; }
.apercu-archi { margin: 3px 4px 0; font-size: 13px; color: color-mix(in srgb, var(--papier) 72%, transparent); }

html.fige { overflow: hidden; }