/* ==========================================================================
   ATEC — Assistance technique et économiste de la construction
   Feuille de style unique. HTML natif, aucune dépendance.
   ========================================================================== */

/* --------------------------------------------------------------------------
   0. Jetons
   -------------------------------------------------------------------------- */
:root {
  --ink: #111110;
  --ink-2: #3a3a35;
  --muted: #5c5c55;
  --muted-2: #6a6a62;
  --line: #ddddd6;
  --line-2: #c9c6bd;
  --paper: #ffffff;
  --paper-2: #f1f1ee;
  --paper-3: #ebe9e3;

  /* palette « Béton clair » */
  --surface: #e9e7e0;
  --letters: #a49e90;

  --acc: #ee5522;
  --acc-rgb: 238, 85, 34;
  --acc-text: #ab3d18;               /* accent assombri, AA sur fond clair */
  --acc-line: rgba(var(--acc-rgb), .5);
  --glow-1: rgba(var(--acc-rgb), .3);
  --glow-2: rgba(var(--acc-rgb), .1);
  --glow-0: rgba(var(--acc-rgb), 0);

  --cat-fr: #b45309; --cat-fr-rgb: 180, 83, 9;
  --cat-co: #1e40af; --cat-co-rgb: 30, 64, 175;
  --cat-pa: #365314; --cat-pa-rgb: 54, 83, 20;

  --font-display: "Antonio", "Arial Narrow", Impact, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;
  --font-text: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;

  --gutter: 40px;
  --site-max: 1440px;     /* largeur maximale du contenu ; les fonds restent pleine largeur */
  --edge: max(var(--gutter), calc((100% - var(--site-max)) / 2)); /* marge latérale qui centre le contenu */
  --grid-angle: 65;       /* Retro Grid : inclinaison du plan (degrés) */
  --grid-cell: 60px;      /* Retro Grid : taille des cellules */
  --grid-opacity: .5;     /* Retro Grid : opacité globale */
  --cols: 3;              /* colonnes de la grille projets */
  --shadow-card: 0 1px 2px rgba(17,17,16,.07), 0 12px 24px rgba(17,17,16,.09);
  --shadow-card-hover: 0 2px 4px rgba(17,17,16,.08), 0 22px 40px rgba(17,17,16,.14);

  color-scheme: light;
}

/* --------------------------------------------------------------------------
   1. Base
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

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

html { background: var(--surface); }

body {
  margin: 0;
  background: transparent;
  color: var(--ink);
  font-family: var(--font-text);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--acc); }

img, video, svg { display: block; max-width: 100%; }
[hidden] { display: none !important; }
button { font: inherit; color: inherit; }

h1, h2, h3 { font-family: var(--font-display); font-weight: 600; margin: 0; letter-spacing: -.01em; }
p { margin: 0; text-wrap: pretty; }

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

.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; margin: -1px; padding: 0;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.skip {
  position: absolute; left: 16px; top: -60px; z-index: 100;
  background: var(--ink); color: #fff; padding: 10px 14px;
  font-family: var(--font-mono); font-size: 12px; letter-spacing: .12em; text-transform: uppercase;
}
.skip:focus { top: 12px; color: #fff; }

/* Étiquettes mono */
.mono { font-family: var(--font-mono); }
.kicker {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .2em; text-transform: uppercase; color: var(--muted);
}
.label {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .16em; text-transform: uppercase; color: var(--muted);
}

/* Boutons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--font-mono); font-size: 12px; letter-spacing: .1em; text-transform: uppercase;
  padding: 11px 16px; border: 1px solid var(--ink); color: var(--ink); background: transparent;
  white-space: nowrap; cursor: pointer; transition: background .16s ease, color .16s ease, border-color .16s ease;
}
.btn:hover { color: var(--ink); background: rgba(17,17,16,.05); }
.btn--acc { background: var(--acc); border-color: var(--acc); font-weight: 600; }
.btn--acc:hover { background: #ff6633; border-color: #ff6633; }
.btn--ink { background: var(--ink); border-color: var(--ink); color: #fff; font-weight: 600; letter-spacing: .14em; padding: 16px 26px; }
.btn--ink:hover { background: #2a2a28; color: #fff; }
.btn--ink[aria-expanded="true"] { background: var(--paper); color: var(--ink); }
.btn--ink[aria-expanded="true"]:hover { background: rgba(17,17,16,.05); }

/* Matières */
.halftone {
  background-image: radial-gradient(rgba(17,17,16,.14) 1.4px, transparent 1.4px);
  background-size: 11px 11px;
}
.dots {
  background-color: var(--paper-2);
  background-image:
    radial-gradient(rgba(17,17,16,.13) 1px, transparent 1px),
    radial-gradient(rgba(17,17,16,.13) 1px, transparent 1px);
  background-size: 26px 26px;
  background-position: 0 0, 13px 13px;
}

/* Animations */
@keyframes atec-ticker { from { transform: translateX(0); } to { transform: translateX(-50%); } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  [data-anim] { animation: none !important; }
  .card, .card:hover { transition: none; transform: none; }
}

/* --------------------------------------------------------------------------
   2. En-tête
   -------------------------------------------------------------------------- */
.site-header {
  position: relative; z-index: 20;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  height: 74px; padding: 0 var(--edge);
  background: var(--surface); border-bottom: 1px solid var(--ink);
}
.brand { display: flex; align-items: baseline; gap: 14px; min-width: 0; }
.brand__logo { font-family: var(--font-display); font-weight: 700; font-size: 30px; letter-spacing: .01em; color: var(--ink); line-height: 1; }
.brand__logo:hover { color: var(--ink); }
.brand__tag { font-family: var(--font-mono); font-size: 10px; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); white-space: nowrap; }

.site-header__right { display: flex; align-items: center; gap: 30px; }
.site-nav { display: flex; gap: 26px; font-family: var(--font-mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; }
.site-nav a { color: var(--ink); }
.site-nav a:hover { color: var(--acc); }
.site-header__actions { display: flex; gap: 10px; }
.site-header__call, .burger { display: none; }

.burger {
  flex-direction: column; gap: 4px; padding: 10px 6px; background: none; border: 0; cursor: pointer;
}
.burger span { width: 20px; height: 2px; background: var(--ink); transition: transform .2s ease, opacity .2s ease; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* --------------------------------------------------------------------------
   3. Fond fixe (béton, lueur, grille en perspective) — parallaxe au scroll
   -------------------------------------------------------------------------- */
/* Grille, béton (html) et lueur (.glow) couvrent toute la fenêtre, comme le corps de page. */
.backdrop {
  position: fixed; inset: 0;
  z-index: -1; overflow: hidden; pointer-events: none;
}

/* lueur chaude à l'horizon (haut de l'écran), sur toute la largeur de la fenêtre */
.glow {
  position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background: radial-gradient(ellipse 95% 70% at 50% 8%, var(--glow-1) 0%, var(--glow-2) 44%, var(--glow-0) 72%);
}

/* Retro Grid (Magic UI) : WebGL via backdrop.js, repli CSS ci-dessous */
.retro-grid { position: absolute; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; opacity: var(--grid-opacity); }
.retro-grid__persp { position: absolute; inset: 0; perspective: 200px; }
.retro-grid__rot { position: absolute; inset: 0; transform: rotateX(calc(var(--grid-angle) * 1deg)); }
.retro-grid__plane {
  position: absolute; inset: 0% 0px; margin-left: -200%; height: 300vh; width: 600vw; transform-origin: 100% 0 0;
  background-image:
    linear-gradient(to right, rgba(var(--acc-rgb), 1) 1px, transparent 0),
    linear-gradient(to bottom, rgba(var(--acc-rgb), 1) 1px, transparent 0);
  background-repeat: repeat; background-size: var(--grid-cell) var(--grid-cell);
  transform: translateY(-50%); animation: retro-grid-scroll 15s linear infinite;
}
.retro-grid canvas { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; }
.retro-grid.is-webgl canvas { opacity: 1; }
.retro-grid__deco { font-family: var(--font-mono); }
.retro-grid.is-webgl .retro-grid__persp { display: none; }
.retro-grid__fade { position: absolute; inset: 0; background: linear-gradient(to top, var(--surface) 0%, transparent 90%); }
@keyframes retro-grid-scroll { from { transform: translateY(-50%); } to { transform: translateY(0); } }
@media (prefers-reduced-motion: reduce) {
  .retro-grid__plane { animation: none; transform: translateY(-50%); }
  .hero__word, .hero__svg { animation: none; }
  .hero__hatch .hatch-fill { animation: none; }
}


/* --------------------------------------------------------------------------
   4. Hero
   -------------------------------------------------------------------------- */
.hero { position: relative; padding: 52px var(--edge) 60px; overflow-x: clip; } /* clip : le mot mesuré (caché) déborde à droite de son interlettrage de fin */

.hero__kicker { display: flex; align-items: center; gap: 14px; margin-bottom: 24px; }
.hero__kicker .bar { width: 44px; height: 8px; background: var(--acc); flex: 0 0 auto; }
.hero__kicker span:last-child { font-family: var(--font-mono); font-size: 12px; letter-spacing: .2em; text-transform: uppercase; color: var(--muted); }

/* Lettres ATEC — texte HTML par défaut, SVG masqué quand la vidéo est disponible */
/* Les lettres occupent toute la largeur : taille initiale en CSS, calibrée ensuite par main.js
   sur la largeur réelle du mot (police chargée), recalculée au redimensionnement. */
/* --hero-bold : épaississement des lettres au-delà de la graisse 700 d'Antonio (contour de même couleur, appliqué au masque). */
/* --hero-fill : part de la largeur occupée par le mot à interlettrage naturel ; l'interlettrage (--hero-ls, calculé
   par main.js) est ensuite élargi pour que le mot atteigne toute la largeur du contenu sans grossir. */
.hero__letters { --hero-size: clamp(106px, 42vw, 600px); --hero-fill: .7; --hero-ls: -.03em; --hero-bold: .028em; --letters: var(--ink); position: relative; margin-bottom: 40px; }
.hero__word, .hero__svg { animation: hero-fade 1.4s ease-out both; } /* sur les enfants : un parent en fondu isolerait le backdrop-filter de .hero__grid */
@keyframes hero-fade { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
.hero__word {
  display: block; width: max-content; max-width: none; white-space: nowrap;
  font-family: var(--font-display); font-weight: 700;
  font-size: var(--hero-size); line-height: .88; letter-spacing: var(--hero-ls); color: var(--letters);
  -webkit-text-stroke: var(--hero-bold) var(--letters); paint-order: stroke fill;
}
.hero__svg { display: none; overflow: visible; }
.hero__glyph { font-family: var(--font-display); font-weight: 700; font-size: var(--hero-size); letter-spacing: var(--hero-ls); fill: var(--letters); stroke: var(--letters); stroke-width: var(--hero-bold); stroke-linejoin: miter; paint-order: stroke fill; }
.hero__glyph--mask { fill: #fff; stroke: #fff; }
.hero__media { display: none; opacity: 0; transition: opacity 1.2s ease; }
.hero__media foreignObject > div { width: 100%; height: 100%; }
.hero__media video { width: 100%; height: 100%; object-fit: cover; }
.hero__letters.is-video .hero__word { position: absolute; visibility: hidden; pointer-events: none; } /* reste mesurable */
.hero__letters.is-video .hero__svg { display: block; }
.hero__letters.is-video .hero__media { display: block; }
.hero__letters.is-playing .hero__media { opacity: 1; }
/* Grille de fond à travers les lettres (data-fx="grid") : calque qui renforce ce qui est derrière lui, découpé par le masque texte. */
.hero__grid {
  display: none; position: absolute; pointer-events: none; opacity: 0; transition: opacity 1.2s ease;
  background: rgba(var(--acc-rgb), .2); /* voile accent : les lettres restent lisibles là où la grille est clairsemée */
  -webkit-backdrop-filter: contrast(3.5) saturate(2.2) brightness(.8); backdrop-filter: contrast(3.5) saturate(2.2) brightness(.8);
  -webkit-mask: url(#hero-mask); mask: url(#hero-mask);
}
.hero__letters.is-masked .hero__word { position: absolute; visibility: hidden; pointer-events: none; }
.hero__letters.is-masked .hero__svg { display: block; }
.hero__letters.is-masked .hero__glyph--base { visibility: hidden; }
.hero__letters.is-masked .hero__grid { display: block; }
.hero__letters.is-playing .hero__grid { opacity: 1; }
/* Lettres en trame (data-fx="halftone") ou hachurées (data-fx="hatch") : glyphe SVG rempli d'un motif, contour compris. */
.hero__letters.is-pattern .hero__word { position: absolute; visibility: hidden; pointer-events: none; }
.hero__letters.is-pattern .hero__svg { display: block; }
.hero__letters[data-fx="halftone"].is-pattern .hero__glyph--base { fill: url(#hero-dots); stroke: url(#hero-dots); }
/* Dia Text Reveal (port du composant Magic UI https://magicui.design/docs/components/dia-text-reveal) :
   une bande dégradée balaie les lettres de gauche à droite et les révèle dans leur couleur de base (--letters).
   --dia-colors : couleurs de la bande séparées par « | » ; --dia-duration : durée d'un passage en secondes.
   Le dégradé lui-même est calculé image par image dans main.js (data-fx="dia"). */
.hero__letters {
  --dia-colors: var(--acc) | #ff7a45 | #ffb38a | #f5f4f0 | var(--acc-text);
  --dia-duration: 2.2; /* composant d'origine : 1,5 s */
}
.hero__letters.is-dia { --hero-bold: .028em; } /* même contour que les autres modes ; 0 = graisse 700 d'Antonio telle quelle */ /* plus gras : contour élargi (le dégradé s'applique aussi au contour, en SVG) */
.hero__letters.is-dia .hero__word { position: absolute; visibility: hidden; pointer-events: none; } /* reste mesurable */
.hero__letters.is-dia .hero__svg { display: block; }
.hero__letters.is-dia .hero__glyph--base { fill: url(#hero-dia); stroke: url(#hero-dia); }

/* Aurora Text (port du composant Magic UI https://magicui.design/docs/components/aurora-text) :
   dégradé 135° sur 200 % de largeur, découpé par les lettres, position animée avec un léger balancement.
   Couleurs : la palette orange du site. --aurora-speed (1 = 10 s par cycle), --aurora-wobble (1 = balancement
   d'origine ±5° / ±10 %, 0 = dégradé seul). */
.hero__letters {
  --aurora-1: var(--acc); --aurora-2: #ffb38a; --aurora-3: var(--acc-text); --aurora-4: #ff7a45;
  --aurora-speed: 1; --aurora-wobble: 0; /* 0 = dégradé seul, sans balancement ; 1 = rotation/échelle d'origine du composant */
}
.hero__letters.is-aurora .hero__word {
  color: transparent; -webkit-text-fill-color: transparent; -webkit-text-stroke: 0;
  background-image: linear-gradient(135deg, var(--aurora-1), var(--aurora-2), var(--aurora-3), var(--aurora-4), var(--aurora-1));
  background-size: 200% auto; background-position: 0% 50%;
  -webkit-background-clip: text; background-clip: text;
  transform-origin: center;
  animation: hero-fade 1.4s ease-out both, aurora calc(10s / var(--aurora-speed)) ease-in-out infinite;
}
@keyframes aurora {
  0%   { background-position: 0% 50%;   transform: rotate(calc(-5deg * var(--aurora-wobble))) scale(calc(1 - 0.10 * var(--aurora-wobble))); }
  25%  { background-position: 50% 100%; transform: rotate(calc(5deg * var(--aurora-wobble)))  scale(calc(1 + 0.10 * var(--aurora-wobble))); }
  50%  { background-position: 100% 50%; transform: rotate(calc(-3deg * var(--aurora-wobble))) scale(calc(1 - 0.05 * var(--aurora-wobble))); }
  75%  { background-position: 50% 0%;   transform: rotate(calc(3deg * var(--aurora-wobble)))  scale(calc(1 + 0.05 * var(--aurora-wobble))); }
  100% { background-position: 0% 50%;   transform: rotate(calc(-5deg * var(--aurora-wobble))) scale(calc(1 - 0.10 * var(--aurora-wobble))); }
}
@media (prefers-reduced-motion: reduce) {
  .hero__letters.is-aurora .hero__word { animation: none; transform: none; }
}

/* Points qui clignotent en orange : canvas HTML posé sur la boîte du SVG, découpé par le masque texte */
.hero__sparkle {
  position: absolute; display: block; pointer-events: none; z-index: 1;
  -webkit-mask: url(#hero-mask); mask: url(#hero-mask);
}
.hero__letters[data-fx="stripes"].is-pattern .hero__glyph--base { fill: url(#hero-stripes); stroke: url(#hero-stripes); }
/* Hachures individuelles (data-fx="hatch") : lignes tracées par main.js, masquées par le texte.
   Chaque trait a sa durée (--d) et son décalage (--delay) tirés au hasard : flash orange bref, indépendant des voisins. */
.hero__hatch { display: none; }
.hero__hatch line { stroke: var(--ink); stroke-width: 3; }
/* Trait orange superposé, plus long que la hachure d'un quart à chaque bout (bouts fondus par le dégradé) : il glisse
   le long du trait depuis le bas (--D, posé par main.js), remplit la ligne, puis redescend. Repos sur 88 % du cycle ; seule une partie des traits est animée (main.js). */
#hero-hatch-grad stop { stop-color: var(--acc); }
.hero__hatch .hatch-fill {
  stroke: url(#hero-hatch-grad); transform: translate(calc(-1 * var(--D)), var(--D));
  animation: hero-hatch-fill var(--d, 20s) ease-in-out var(--delay, 0s) infinite;
}
@keyframes hero-hatch-fill {
  0%, 88% { transform: translate(calc(-1 * var(--D)), var(--D)); }
  94% { transform: translate(0, 0); }
  100% { transform: translate(calc(-1 * var(--D)), var(--D)); }
}
.hero__letters.is-hatch .hero__word { position: absolute; visibility: hidden; pointer-events: none; }
.hero__letters.is-hatch .hero__svg { display: block; }
.hero__letters.is-hatch .hero__glyph--base { visibility: hidden; }
.hero__letters.is-hatch .hero__hatch { display: block; }


.hero__body {
  display: grid; grid-template-columns: 1fr 420px; gap: 64px; align-items: end;
  border-top: 0; padding-top: 0;
}
.hero__pitch { font-size: 36px; line-height: 1.22; font-weight: 500; max-width: 24ch; }
.hero__sub { font-size: 19px; line-height: 1.5; margin: 18px 0 22px; color: var(--ink-2); max-width: 52ch; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase;
  border: 1px solid var(--line-2); padding: 8px 12px;
}
.tag i { width: 9px; height: 9px; display: inline-block; }
.tag--fr i { background: #d97c1a; }
.tag--co i { background: #4a76d8; }
.tag--pa i { background: #6f9c3e; }

.hero__cta { display: flex; flex-direction: column; gap: 12px; }
.call-card {
  display: flex; flex-direction: column; gap: 6px; padding: 20px 22px; color: var(--ink);
  background-color: var(--acc);
}
.call-card:hover { color: var(--ink); filter: brightness(1.04); }
.call-card__label { font-family: var(--font-mono); font-size: 11px; letter-spacing: .18em; text-transform: uppercase; }
.call-card__number { font-family: var(--font-display); font-weight: 600; font-size: 44px; line-height: 1; }
.mail-card {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  border: 1px solid var(--ink); padding: 18px 22px; font-family: var(--font-mono); font-size: 14px; color: var(--ink);
  transition: border-color .16s ease;
}
.mail-card:hover { color: var(--ink); border-color: var(--acc-text); }
.hero__meta { font-family: var(--font-mono); font-size: 11px; line-height: 1.6; letter-spacing: .06em; color: var(--muted); }

/* --------------------------------------------------------------------------
   4b. Bandeau des communes, image fixe
   -------------------------------------------------------------------------- */
.ticker { display: flex; align-items: center; overflow: hidden; height: 48px; background: var(--paper); border-bottom: 1px solid var(--ink); }
.ticker__track {
  display: flex; flex: 0 0 auto; animation: atec-ticker 38s linear infinite;
  font-family: var(--font-mono); font-size: 12px; letter-spacing: .18em; text-transform: uppercase; color: var(--ink-2);
}
.ticker__group { display: flex; align-items: center; gap: 22px; padding-right: 22px; flex: 0 0 auto; }
.ticker__group i { width: 5px; height: 5px; background: var(--acc); display: inline-block; }
.ticker:hover .ticker__track { animation-play-state: paused; }

.still { display: none; margin: 0; }

/* --------------------------------------------------------------------------
   5. Sections
   -------------------------------------------------------------------------- */
.section { padding: 80px var(--edge) 88px; background: var(--paper); }
.stats { padding-inline: var(--edge); }
.section--projets { padding-bottom: 96px; background: transparent; } /* laisse voir la grille de fond */
.section--concepteur { border-top: 1px solid var(--ink); }
.rule { height: 1px; background: var(--ink); }

.section__head {
  display: flex; align-items: baseline; gap: 20px; border-bottom: 2px solid var(--ink); padding-bottom: 16px;
}
.section__index { font-family: var(--font-mono); font-size: 12px; letter-spacing: .2em; color: var(--acc-text); }
.section__title { font-size: clamp(38px, 4vw, 58px); line-height: 1; }
.section__aside { font-family: var(--font-mono); font-size: 12px; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin-left: auto; text-align: right; }

/* Prestations */
.presta {
  display: grid; grid-template-columns: 96px 380px 1fr; gap: 36px; align-items: start;
  padding: 30px 0; border-bottom: 1px solid var(--line);
}
.presta__badge {
  width: 86px; height: 86px; display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 600; font-size: 40px; line-height: 1; color: #fff;
  background-image: radial-gradient(rgba(255,255,255,.22) 1.4px, transparent 1.4px); background-size: 10px 10px;
}
.presta--acc .presta__badge { background-color: var(--acc); color: var(--ink); }
.presta--co  .presta__badge { background-color: var(--cat-co); }
.presta--pa  .presta__badge { background-color: var(--cat-pa); }
.presta--fr  .presta__badge { background-color: var(--cat-fr); }
.presta--ink .presta__badge { background-color: var(--ink); }
.presta__title { font-size: 34px; line-height: 1.05; margin-bottom: 10px; }
.presta__promise { font-size: 18px; line-height: 1.4; font-weight: 500; }
.presta--acc .presta__promise { color: var(--acc-text); }
.presta--co  .presta__promise { color: var(--cat-co); }
.presta--pa  .presta__promise { color: var(--cat-pa); }
.presta--fr  .presta__promise { color: var(--cat-fr); }
.presta--ink .presta__promise { color: var(--ink); }
.presta__detail { font-size: 17px; line-height: 1.6; color: var(--ink-2); max-width: 62ch; }

/* Réalisations */
.filters { display: flex; flex-wrap: wrap; gap: 10px; padding: 24px 0 30px; }
.chip {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 12px; letter-spacing: .12em; text-transform: uppercase;
  padding: 11px 16px; border: 1px solid var(--ink); background: var(--paper); color: var(--ink); cursor: pointer;
  transition: background .16s ease, color .16s ease, border-color .16s ease;
}
.chip i { width: 9px; height: 9px; background: var(--chip, var(--ink)); flex: 0 0 auto; }
.chip small { font-size: inherit; opacity: .6; }
.chip:hover { background: rgba(17,17,16,.05); }
.chip[aria-pressed="true"] { background: var(--chip, var(--ink)); border-color: var(--chip, var(--ink)); color: #fff; font-weight: 600; }
.chip[aria-pressed="true"] i { background: #fff; }
.chip--fr { --chip: var(--cat-fr); }
.chip--co { --chip: var(--cat-co); }
.chip--pa { --chip: var(--cat-pa); }

.grid { display: grid; grid-template-columns: repeat(var(--cols), 1fr); gap: 22px; }

.card {
  display: flex; flex-direction: column; background: var(--paper); color: var(--ink);
  box-shadow: var(--shadow-card); transition: transform .18s ease, box-shadow .18s ease;
}
.card:hover { color: var(--ink); transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
.card__bar { height: 6px; background: var(--cat, var(--ink)); }
.card--fr { --cat: var(--cat-fr); --cat-rgb: var(--cat-fr-rgb); }
.card--co { --cat: var(--cat-co); --cat-rgb: var(--cat-co-rgb); }
.card--pa { --cat: var(--cat-pa); --cat-rgb: var(--cat-pa-rgb); }

.photo {
  position: relative; display: flex; align-items: flex-end; padding: 12px; overflow: hidden;
  aspect-ratio: 4 / 3;
  background-color: rgba(var(--cat-rgb, 17,17,16), .05);
  background-image:
    radial-gradient(rgba(var(--cat-rgb, 17,17,16), .18) 1.3px, transparent 1.3px),
    radial-gradient(rgba(var(--cat-rgb, 17,17,16), .18) 1.3px, transparent 1.3px);
  background-size: 20px 20px; background-position: 0 0, 10px 10px;
}
.photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.photo__cap {
  position: relative; font-family: var(--font-mono); font-size: 10px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--muted); background: rgba(255,255,255,.86); padding: 4px 7px;
}
.photo--16-9 { aspect-ratio: 16 / 9; }
.photo--3-4  { aspect-ratio: 3 / 4; }
.photo--2-1  { aspect-ratio: 2 / 1; }
.photo--4-5  { aspect-ratio: 4 / 5; }

.card__body { padding: 18px 22px 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.card__meta { display: flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 10px; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }
.card__meta i { width: 9px; height: 9px; background: var(--cat, var(--ink)); flex: 0 0 auto; }
.card__title { font-size: 28px; line-height: 1.05; }
.card__desc { font-size: 15px; line-height: 1.5; color: var(--ink-2); }
.card__desc--todo { font-family: var(--font-mono); color: var(--muted); }
.card__more { font-family: var(--font-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; margin-top: auto; padding-top: 12px; }
.card__more::after { content: " →"; }

.grid__expand { display: flex; justify-content: center; padding-top: 26px; }
.grid__expand[hidden] { display: none; }

/* Le concepteur */
.concepteur { display: grid; grid-template-columns: 420px 1fr; gap: 60px; align-items: start; margin-top: 48px; }
.portrait {
  position: relative; display: flex; align-items: flex-end; padding: 14px; aspect-ratio: 4 / 5; overflow: hidden;
  background-color: var(--paper-3);
  background-image:
    radial-gradient(rgba(17,17,16,.11) 1.3px, transparent 1.3px),
    radial-gradient(rgba(17,17,16,.11) 1.3px, transparent 1.3px);
  background-size: 20px 20px; background-position: 0 0, 10px 10px;
  border: 1px solid var(--ink); box-shadow: 0 16px 32px rgba(17,17,16,.12);
}
/* Portrait détouré sur fond transparent : posé sur la trame de points, aligné en bas, non rogné. */
.portrait img { position: absolute; inset: auto 0 0; width: 100%; height: 96%; object-fit: contain; object-position: bottom center; }
.portrait__cap { position: relative; font-family: var(--font-mono); font-size: 10px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); background: rgba(255,255,255,.86); padding: 4px 7px; }
.portrait__bar {
  background-color: var(--acc); padding: 14px 18px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
}
.quote { font-size: 30px; line-height: 1.25; font-weight: 500; margin: 0 0 30px; max-width: 28ch; }
.panels { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; background: var(--ink); border: 1px solid var(--ink); }
.panel { padding: 24px 26px 26px; background: var(--paper); }
.panel--dots { background-color: var(--paper-2); background-image: radial-gradient(rgba(17,17,16,.1) 1px, transparent 1px); background-size: 20px 20px; }
.panel .label { margin-bottom: 14px; display: block; }
.numlist { list-style: none; margin: 0; padding: 0; }
.numlist li {
  display: grid; grid-template-columns: 26px 1fr; gap: 10px; padding: 10px 0;
  border-bottom: 1px solid var(--line); font-size: 16px; line-height: 1.45;
}
.numlist li span:first-child { font-family: var(--font-mono); font-size: 11px; color: var(--acc-text); padding-top: 3px; }
.concepteur__outro { font-size: 17px; line-height: 1.6; margin-top: 26px; color: var(--ink-2); max-width: 66ch; }

/* Contact */
.contact { position: relative; padding: 80px var(--edge) 36px; }
.contact .section__head { border-bottom-color: var(--acc); margin-bottom: 52px; }
.contact__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; padding-bottom: 60px; }
.contact__label { display: block; margin-bottom: 12px; font-size: 11px; letter-spacing: .2em; }
.contact__phone { display: block; font-family: var(--font-display); font-weight: 600; font-size: clamp(46px, 5.7vw, 82px); line-height: 1; color: var(--acc-text); overflow-wrap: anywhere; }
.contact__phone:hover { color: var(--acc); }
.contact__mail { display: block; font-family: var(--font-display); font-weight: 600; font-size: clamp(34px, 4.2vw, 60px); line-height: 1; color: var(--ink); overflow-wrap: anywhere; }
.contact__mail:hover { color: var(--acc-text); }
.contact__hint { font-size: 16px; line-height: 1.5; color: var(--ink-2); margin-top: 14px; }
.site-footer {
  display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  border-top: 1px solid var(--line-2); padding-top: 20px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted);
}
.site-footer--page { margin: 0 var(--gutter); padding-bottom: 28px; }
/* Crédit de réalisation : lien encre, soulignement accent qui se déploie (même geste que la navigation) */
.site-footer__credit a { position: relative; color: var(--ink); font-weight: 600; padding-bottom: 1px; transition: color .22s var(--ease-out); }
.site-footer__credit a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 1px; background: var(--acc);
  transform: scaleX(0); transform-origin: left; transition: transform .32s var(--ease-out);
}
.site-footer__credit a:hover { color: var(--acc-text); }
.site-footer__credit a:hover::after, .site-footer__credit a:focus-visible::after { transform: scaleX(1); }
@media (max-width: 767px) { .site-footer__credit { flex-basis: 100%; } }

/* Barre d'action mobile */
.mobile-bar { display: none; }

/* --------------------------------------------------------------------------
   6. Fiche projet
   -------------------------------------------------------------------------- */
.project-top {
  display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  min-height: 64px; padding: 12px var(--edge);
  background: var(--surface); border-bottom: 1px solid var(--line-2);
  font-family: var(--font-mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase;
}
.project-top a { color: var(--ink); }
.project-top a:hover { color: var(--acc); }
.project-top__nav { display: flex; gap: 22px; color: var(--muted); }
.project-top__nav a[aria-disabled="true"] { color: var(--line-2); pointer-events: none; }

.project { --cat: var(--ink); --cat-rgb: 17,17,16; }
.project--fr { --cat: var(--cat-fr); --cat-rgb: var(--cat-fr-rgb); }
.project--co { --cat: var(--cat-co); --cat-rgb: var(--cat-co-rgb); }
.project--pa { --cat: var(--cat-pa); --cat-rgb: var(--cat-pa-rgb); }
.project__bar { height: 8px; background: var(--cat); }
.project__layout { display: grid; grid-template-columns: 440px 1fr; }

.project__side {
  padding: 52px var(--gutter) 60px; border-right: 1px solid var(--ink);
  background: linear-gradient(rgba(var(--cat-rgb), .06), rgba(var(--cat-rgb), .06)) var(--paper);
}
.project__chip {
  display: inline-flex; align-items: center; gap: 8px; margin-bottom: 20px;
  font-family: var(--font-mono); font-size: 11px; font-weight: 600; letter-spacing: .18em; text-transform: uppercase;
  color: #fff; background: var(--cat); padding: 7px 11px;
}
.project__chip i { width: 9px; height: 9px; background: #fff; }
/* Taille réduite par projet.js quand le titre est trop long pour la colonne (« Aménagement de bureaux »). */
.project__title { font-weight: 700; font-size: var(--title-size, clamp(48px, 5.7vw, 82px)); line-height: .94; margin-bottom: 10px; hyphens: manual; }
.project__place { font-size: 19px; color: var(--ink-2); margin-bottom: 34px; }
.facts { border-top: 1px solid var(--ink); margin: 0; }
.facts > div {
  display: grid; grid-template-columns: 130px 1fr; gap: 14px; padding: 14px 0;
  border-bottom: 1px solid rgba(var(--cat-rgb), .22); font-size: 15px; line-height: 1.45;
}
.facts > div:last-child { border-bottom-color: var(--ink); }
.facts dt { font-family: var(--font-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); padding-top: 2px; }
.facts dd { margin: 0; }
.facts .todo { font-family: var(--font-mono); color: var(--muted); }

.cta-card { margin-top: 34px; background: var(--paper); border: 1px solid var(--ink); box-shadow: 0 14px 28px rgba(17,17,16,.12); }
.cta-card__bar { height: 4px; background: var(--acc); }
.cta-card__body { padding: 22px; }
.cta-card__body .label { display: block; margin-bottom: 10px; letter-spacing: .18em; }
.cta-card__phone { display: block; font-family: var(--font-display); font-weight: 600; font-size: 36px; line-height: 1; color: var(--acc); margin-bottom: 6px; }
.cta-card__phone:hover { color: var(--acc-text); }
.cta-card__mail { font-family: var(--font-mono); font-size: 13px; }

.project__main { padding: 52px var(--gutter) 60px; background: var(--paper); }
/* Carrousel de la fiche projet : une vue à la fois, accrochage au défilement
   (glissement tactile natif), flèches, pastilles, compteur et légende. */
.carousel { position: relative; margin-bottom: 14px; }
.carousel__track {
  display: flex; overflow-x: auto; overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory; scrollbar-width: none;
  border: 1px solid var(--ink);
}
.carousel__track::-webkit-scrollbar { display: none; }
.carousel__track:focus-visible { outline: 2px solid var(--acc); outline-offset: 3px; }
.carousel__slide {
  flex: 0 0 100%; scroll-snap-align: center;
  display: flex; align-items: flex-end; padding: 14px; cursor: zoom-in;
  border: 0; margin: 0; text-align: left; aspect-ratio: 3 / 2; position: relative; overflow: hidden;
  background-color: rgba(var(--cat-rgb, 17,17,16), .05);
  background-image:
    radial-gradient(rgba(var(--cat-rgb, 17,17,16), .16) 1.3px, transparent 1.3px),
    radial-gradient(rgba(var(--cat-rgb, 17,17,16), .16) 1.3px, transparent 1.3px);
  background-size: 20px 20px; background-position: 0 0, 10px 10px;
}
.carousel__slide img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; }
.carousel__slide .photo__cap { position: relative; font-size: 11px; }

.carousel__nav {
  position: absolute; top: calc(50% - 34px); transform: translateY(-50%); z-index: 2;
  width: 46px; height: 46px; display: flex; align-items: center; justify-content: center;
  font-size: 18px; line-height: 1; cursor: pointer;
  background: var(--paper); color: var(--ink); border: 1px solid var(--ink);
  box-shadow: 0 6px 16px rgba(17,17,16,.14);
  transition: background .16s ease, color .16s ease, border-color .16s ease, opacity .16s ease;
}
.carousel__nav:hover { background: var(--acc); border-color: var(--acc); }
.carousel__nav[disabled] { opacity: 0; pointer-events: none; }
.carousel__nav--prev { left: -23px; }
.carousel__nav--next { right: -23px; }

.carousel__bar {
  display: grid; grid-template-columns: auto auto 1fr; align-items: center; gap: 16px;
  padding-top: 12px;
}
.carousel__count {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .14em; color: var(--cat, var(--ink));
  font-variant-numeric: tabular-nums;
}
.carousel__dots { display: flex; gap: 6px; }
.carousel__dot {
  width: 26px; height: 6px; padding: 0; cursor: pointer;
  background: rgba(var(--cat-rgb, 17,17,16), .22); border: 0;
  transition: background .16s ease;
}
.carousel__dot:hover { background: rgba(var(--cat-rgb, 17,17,16), .45); }
.carousel__dot[aria-selected="true"] { background: var(--cat, var(--ink)); }
.carousel__caption {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .06em; color: var(--muted);
  text-align: right; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.carousel--single .carousel__nav, .carousel--single .carousel__dots, .carousel--single .carousel__count { display: none; }
.carousel--single .carousel__bar { grid-template-columns: 1fr; }
.carousel--single .carousel__caption { text-align: left; }

.gallery__hint { font-family: var(--font-mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 40px; }
.project__texts { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; border-top: 2px solid var(--ink); padding-top: 30px; }
.project__texts .label { display: block; color: var(--cat); margin-bottom: 14px; letter-spacing: .18em; }
.project__texts p { font-size: 17px; line-height: 1.65; color: var(--ink-2); margin-bottom: 14px; }
.project__texts .todo { font-family: var(--font-mono); font-size: 13px; line-height: 1.6; color: var(--muted); margin: 0; }

.related { border-top: 1px solid var(--ink); padding: 34px var(--edge) 52px; }
.project__layout { padding-inline: calc(var(--edge) - var(--gutter)); } /* colonnes centrées, gouttières internes conservées */
.related__head { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; }
.related__head i { width: 9px; height: 9px; background: var(--cat); }
.related__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.related .card__bar { height: 5px; }
.related .card__body { padding: 14px 16px 18px; gap: 6px; }
.related .card__title { font-size: 24px; line-height: 1; }

/* Visionneuse */
.lightbox { border: 0; padding: 0; background: transparent; max-width: 100vw; max-height: 100vh; width: 100%; height: 100%; }
.lightbox::backdrop { background: rgba(17,17,16,.92); }
.lightbox__inner { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; width: 100%; height: 100%; padding: 24px; }
.lightbox__inner img { max-width: 100%; max-height: calc(100vh - 120px); object-fit: contain; box-shadow: 0 30px 60px rgba(0,0,0,.5); }
.lightbox__ph {
  width: min(90vw, 1100px); aspect-ratio: 16 / 9; display: flex; align-items: flex-end; padding: 14px;
  background-color: var(--paper-2);
  background-image: radial-gradient(rgba(17,17,16,.13) 1.3px, transparent 1.3px), radial-gradient(rgba(17,17,16,.13) 1.3px, transparent 1.3px);
  background-size: 20px 20px; background-position: 0 0, 10px 10px;
}
.lightbox__cap { font-family: var(--font-mono); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: #fff; text-align: center; }
.lightbox__btn {
  position: absolute; top: 50%; transform: translateY(-50%); width: 52px; height: 52px;
  border: 1px solid rgba(255,255,255,.4); background: rgba(17,17,16,.6); color: #fff; font-size: 22px; cursor: pointer;
}
.lightbox__btn:hover { background: var(--acc); border-color: var(--acc); }
.lightbox__prev { left: 20px; }
.lightbox__next { right: 20px; }
.lightbox__close { position: absolute; top: 16px; right: 20px; width: 44px; height: 44px; border: 1px solid rgba(255,255,255,.4); background: rgba(17,17,16,.6); color: #fff; font-size: 20px; cursor: pointer; }
.lightbox__close:hover { background: var(--acc); border-color: var(--acc); }

/* --------------------------------------------------------------------------
   7. Tablette
   -------------------------------------------------------------------------- */
@media (max-width: 1180px) {
  :root { --cols: 2; }
  .brand__tag { display: none; }
  .site-nav { gap: 18px; }
  .hero__body { grid-template-columns: 1fr 360px; gap: 40px; }
  .hero__pitch { font-size: 30px; }
  .presta { grid-template-columns: 96px 1fr; }
  .presta__detail { grid-column: 2; }
  .concepteur { grid-template-columns: 340px 1fr; gap: 40px; }
  .project__layout { grid-template-columns: 380px 1fr; }
  .related__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .site-header__actions .btn--ghost { display: none; }
  .site-nav { display: none; }
  .hero__body { grid-template-columns: 1fr; }
  .hero__cta { max-width: 420px; }
  .concepteur { grid-template-columns: 1fr; }
  .concepteur > div:first-child { max-width: 420px; }
  .contact__grid { grid-template-columns: 1fr; gap: 32px; }
  .project__layout { grid-template-columns: 1fr; }
  .project__side { border-right: 0; border-bottom: 1px solid var(--ink); }
  .project__texts { grid-template-columns: 1fr; gap: 28px; }
}

/* --------------------------------------------------------------------------
   8. Mobile (maquette 2c)
   -------------------------------------------------------------------------- */
@media (max-width: 767px) {
  :root { --gutter: 16px; --grid-cell: 44px; --cols: 1; }
  body { padding-bottom: 60px; font-size: 16px; }

  .site-header { height: 58px; border-bottom-color: var(--line-2); flex-wrap: wrap; }
  .brand__logo { font-size: 26px; }
  .site-header__right { gap: 10px; }
  .site-header__actions { display: none; }
  .site-header__call { display: inline-flex; padding: 10px 12px; font-size: 11px; }
  .burger { display: flex; }
  .site-nav {
    display: none; flex-direction: column; gap: 0; width: 100%; order: 10;
    position: absolute; left: 0; right: 0; top: 100%; background: var(--paper); border-bottom: 1px solid var(--ink);
    box-shadow: 0 20px 30px rgba(17,17,16,.12);
  }
  .site-nav.is-open { display: flex; }
  .site-nav a { padding: 16px var(--gutter); border-bottom: 1px solid var(--line); }
  .site-nav a:last-child { border-bottom: 0; }

  .hero { padding: 24px var(--gutter) 26px; }
  .glow { background: radial-gradient(ellipse 110% 80% at 50% 30%, rgba(var(--acc-rgb), .42) 0%, rgba(var(--acc-rgb), .14) 44%, var(--glow-0) 76%); }
  .hero__kicker { gap: 10px; margin-bottom: 14px; }
  .hero__kicker .bar { width: 26px; height: 6px; }
  .hero__kicker span:last-child { font-size: 10px; letter-spacing: .14em; line-height: 1.4; }
  .hero__letters { --hero-size: clamp(88px, 60vw, 240px); --hero-fill: 1; margin-bottom: 0; }
  .hero__body { margin-top: 16px; gap: 18px; }
  .hero__pitch { font-size: 23px; line-height: 1.25; max-width: none; }
  .hero__sub { font-size: 16px; margin: 10px 0 0; }
  .tags { display: none; }
  .hero__cta { gap: 8px; }
  .call-card { padding: 14px 16px; gap: 4px; }
  .call-card__label { font-size: 10px; letter-spacing: .16em; }
  .call-card__number { font-size: 32px; }
  .mail-card { padding: 14px 16px; font-size: 13px; }
  .hero__meta { display: none; }

  .ticker { height: 38px; }
  .ticker__track { font-size: 11px; letter-spacing: .16em; animation-duration: 26s; }
  .ticker__group { gap: 16px; padding-right: 16px; }
  .ticker__group i { width: 4px; height: 4px; }

  .still {
    display: flex; align-items: flex-end; padding: 12px var(--gutter); height: 150px; position: relative; overflow: hidden;
    background-color: var(--paper-3);
    background-image: radial-gradient(rgba(17,17,16,.11) 1.3px, transparent 1.3px), radial-gradient(rgba(17,17,16,.11) 1.3px, transparent 1.3px);
    background-size: 20px 20px; background-position: 0 0, 10px 10px;
  }
  .still img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
  .still figcaption { position: relative; font-family: var(--font-mono); font-size: 10px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); background: rgba(255,255,255,.86); padding: 4px 7px; }

  .section { padding: 32px var(--gutter); }
  .section--prestations { padding-bottom: 8px; border-top: 1px solid var(--ink); }
  .section--prestations + .rule { margin-top: 26px; }
  .section__head { gap: 12px; padding-bottom: 12px; }
  .section__index { font-size: 11px; letter-spacing: .18em; }
  .section__title { font-size: 38px; }
  .section__aside { display: none; }

  .presta { grid-template-columns: 42px 1fr; column-gap: 10px; row-gap: 0; padding: 18px 0; align-items: center; }
  .presta__text { display: contents; }
  .presta__badge { width: 42px; height: 42px; font-size: 22px; }
  .presta__title { font-size: 26px; margin: 0; }
  .presta__promise { grid-column: 1 / -1; font-size: 17px; margin: 8px 0 6px; }
  .presta__detail { grid-column: 1 / -1; font-size: 16px; line-height: 1.55; }

  .section--projets .section__head { margin-bottom: 16px; }
  .filters { gap: 8px; padding: 0 0 16px; }
  .chip { font-size: 11px; padding: 10px 12px; letter-spacing: .08em; white-space: nowrap; }
  .grid { gap: 16px; }
  .card__body { padding: 16px; gap: 7px; }
  .card__title { font-size: 26px; }
  .card__desc { font-size: 16px; }
  .card__more { display: none; }
  .grid__expand { padding-top: 14px; }
  .grid__expand .btn { width: 100%; padding: 16px; }

  .section--concepteur .section__head { margin-bottom: 18px; }
  .concepteur { display: block; margin-top: 0; }
  .concepteur > div:first-child { max-width: none; }
  .portrait { padding: 12px; }
  .portrait__bar { padding: 12px 16px; font-size: 10px; margin-bottom: 18px; }
  .quote { font-size: 22px; line-height: 1.3; margin-bottom: 20px; max-width: none; }
  .panels { display: block; background: none; border: 0; }
  .panel { padding: 18px 18px 20px; }
  .panel--dots { margin-bottom: 12px; background-size: 18px 18px; }
  .panel:not(.panel--dots) { border: 1px solid var(--line); }
  .panel .label { font-size: 10px; margin-bottom: 8px; }
  .numlist li { grid-template-columns: 24px 1fr; gap: 8px; padding: 9px 0; }
  .concepteur__outro { margin-top: 18px; font-size: 16px; }

  .contact { padding: 32px var(--gutter) 48px; }
  .contact .section__head { margin-bottom: 24px; }
  .contact__grid { gap: 20px; padding-bottom: 20px; }
  .contact__label { font-size: 10px; letter-spacing: .16em; margin-bottom: 8px; }
  .contact__phone { font-size: 46px; }
  .contact__mail { font-size: 34px; }
  .contact__hint { font-size: 16px; margin-top: 10px; }
  .site-footer { font-size: 10px; }

  .mobile-bar {
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 30;
    display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--ink); border-top: 1px solid var(--ink);
    padding-bottom: env(safe-area-inset-bottom);
  }
  .mobile-bar a {
    display: block; padding: 18px; text-align: center; background: var(--paper); color: var(--ink);
    font-family: var(--font-mono); font-size: 13px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase;
  }
  .mobile-bar a:first-child { background: var(--acc); }

  /* fiche projet */
  .project-top { font-size: 11px; padding: 12px var(--gutter); }
  .project-top__nav { gap: 14px; }
  .project__side, .project__main { padding: 32px var(--gutter) 36px; }
  .project__title { font-size: clamp(44px, 14vw, 60px); }
  .project__place { font-size: 17px; margin-bottom: 24px; }
  .facts > div { grid-template-columns: 100px 1fr; gap: 10px; }
  .carousel__slide { aspect-ratio: 4 / 3; padding: 12px; }
  .carousel__nav { display: none; }        /* le glissement tactile suffit */
  .carousel__bar { grid-template-columns: auto 1fr; row-gap: 6px; }
  .carousel__caption { grid-column: 1 / -1; text-align: left; white-space: normal; }
  .gallery__hint { margin-bottom: 26px; }
  .project__texts { padding-top: 22px; }
  .related { padding: 26px var(--gutter) 40px; }
  .related__grid { grid-template-columns: 1fr; gap: 14px; }
  .lightbox__btn { width: 40px; height: 40px; top: auto; bottom: 20px; transform: none; }
}


/* --------------------------------------------------------------------------
   9. Micro-interactions : boutons, cartes, liens (courbes d'accélération douces)
   -------------------------------------------------------------------------- */
:root {
  --ease-out: cubic-bezier(.22, 1, .36, 1);       /* sortie longue et douce */
  --ease-spring: cubic-bezier(.34, 1.4, .64, 1);  /* léger rebond, pour les petits déplacements */
}

/* Boutons : légère levée au survol, appui marqué au clic, halo sur l'accent */
.btn {
  transition: background .22s var(--ease-out), color .22s var(--ease-out), border-color .22s var(--ease-out),
    transform .32s var(--ease-spring), box-shadow .32s var(--ease-out);
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 8px 18px -8px rgba(17,17,16,.35); }
.btn:active { transform: translateY(0) scale(.98); box-shadow: none; transition-duration: .08s; }
.btn--acc:hover { box-shadow: 0 10px 22px -8px rgba(var(--acc-rgb), .7); }
.btn--ink:hover { box-shadow: 0 10px 22px -8px rgba(17,17,16,.55); }

/* Cartes d'appel et de courriel : levée, halo, flèche qui s'avance */
.call-card { transition: transform .36s var(--ease-spring), box-shadow .36s var(--ease-out), filter .22s var(--ease-out); }
.call-card:hover { transform: translateY(-3px); box-shadow: 0 16px 30px -12px rgba(var(--acc-rgb), .75); }
.call-card:active { transform: translateY(-1px) scale(.99); transition-duration: .08s; }
.call-card__number { transition: letter-spacing .36s var(--ease-out); }
.call-card:hover .call-card__number { letter-spacing: .02em; }
.mail-card { transition: border-color .22s var(--ease-out), transform .32s var(--ease-spring), box-shadow .32s var(--ease-out); }
.mail-card:hover { transform: translateY(-2px); box-shadow: 0 10px 22px -12px rgba(17,17,16,.4); }
.mail-card span:last-child { display: inline-block; transition: transform .36s var(--ease-spring); }
.mail-card:hover span:last-child { transform: translateX(6px); }

/* Navigation : soulignement qui se déploie depuis la gauche */
.site-nav a { position: relative; padding-bottom: 2px; }
.site-nav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 1px; background: var(--acc);
  transform: scaleX(0); transform-origin: left; transition: transform .32s var(--ease-out);
}
.site-nav a:hover::after, .site-nav a:focus-visible::after { transform: scaleX(1); }

/* Filtres : levée discrète */
.chip { transition: background .22s var(--ease-out), color .22s var(--ease-out), border-color .22s var(--ease-out), transform .28s var(--ease-spring); }
.chip:hover { transform: translateY(-1px); }
.chip:active { transform: translateY(0); transition-duration: .08s; }

/* Cartes de réalisations : levée plus ample et plus douce, photo qui respire, flèche qui s'avance */
.card { transition: transform .45s var(--ease-out), box-shadow .45s var(--ease-out); }
.card:hover { transform: translateY(-6px); }
.card .photo { overflow: hidden; }
.card .photo img { transition: transform .8s var(--ease-out); }
.card:hover .photo img { transform: scale(1.04); }
.card__more { transition: color .22s var(--ease-out); }
.card__more::after { display: inline-block; transition: transform .36s var(--ease-spring); }
.card:hover .card__more { color: var(--acc-text); }
.card:hover .card__more::after { transform: translateX(5px); }

/* Boutons de carrousel et de visionneuse : léger grossissement */
.carousel__nav, .lightbox__btn, .lightbox__close {
  transition: background .22s var(--ease-out), color .22s var(--ease-out), border-color .22s var(--ease-out),
    opacity .22s var(--ease-out), transform .3s var(--ease-spring);
}
.carousel__nav:hover, .lightbox__btn:hover, .lightbox__close:hover { transform: translateY(-50%) scale(1.08); }
.lightbox__close:hover { transform: scale(1.08); }

/* Liens de contact : le trait glisse vers l'accent */
.contact__phone, .contact__mail, .cta-card__phone, .project-top a { transition: color .22s var(--ease-out); }

/* Clavier : même retour que le survol, sans dépendre du pointeur */
.btn:focus-visible, .chip:focus-visible, .call-card:focus-visible, .mail-card:focus-visible, .card:focus-visible {
  outline: 2px solid var(--acc); outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .btn, .call-card, .mail-card, .mail-card span:last-child, .chip, .card, .card .photo img, .card__more::after,
  .carousel__nav, .lightbox__btn, .lightbox__close, .site-nav a::after, .call-card__number { transition: none; }
  .btn:hover, .call-card:hover, .mail-card:hover, .chip:hover, .card:hover .photo img, .mail-card:hover span:last-child,
  .card:hover .card__more::after { transform: none; }
  .carousel__nav:hover, .lightbox__btn:hover { transform: translateY(-50%); }
}