/* ==========================================================================
   PEREINOV — Studio artisanal · Terrazzo & Béton ciré
   Design system minimaliste, typographie éditoriale
   Fraunces (titres) + Inter (corps) · Palette noir / blanc / gris neutres
   ========================================================================== */

/* ── Tokens ─────────────────────────────────────────────────────────────── */
:root {
  /* Palette principale */
  --white:    #FFFFFF;
  --black:    #0D0D0D;
  --gray-100: #F5F5F3;
  --gray-200: #E8E7E4;
  --gray-400: #9E9B96;
  --gray-600: #5C5A56;
  --accent:   #1A1A1A;

  /* Rétrocompatibilité — variables utilisées dans le HTML existant */
  --paper:      var(--white);
  --paper-2:    var(--gray-100);
  --cream:      #FAFAF8;
  --ink:        var(--black);
  --ink-2:      var(--accent);
  --ink-soft:   var(--gray-600);
  --clay:       var(--black);
  --clay-600:   var(--accent);
  --clay-100:   var(--gray-200);
  --stone:      var(--gray-400);
  --stone-200:  var(--gray-200);
  --line:       rgba(13, 13, 13, 0.12);
  --line-soft:  rgba(13, 13, 13, 0.07);

  /* Typographie */
  --font-display: "Fraunces", "Georgia", "Times New Roman", serif;
  --font-body:    "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  /* Échelle fluide */
  --step--1: clamp(0.75rem, 0.72rem + 0.15vw, 0.85rem);
  --step-0:  1.0625rem;
  --step-1:  clamp(1.15rem, 1rem + 0.75vw, 1.5rem);
  --step-2:  clamp(1.4rem, 1.1rem + 1.5vw, 2.1rem);
  --step-3:  clamp(2rem, 1.4rem + 3vw, 3.5rem);
  --step-4:  clamp(2.5rem, 1.6rem + 4.5vw, 4.5rem);
  --step-5:  clamp(3rem, 1.5rem + 7.5vw, 8rem);

  /* Géométrie — style rectilinéaire, max 4px */
  --r:    2px;
  --r-md: 2px;
  --r-lg: 4px;

  /* Ombres fonctionnelles uniquement */
  --shadow:    0 1px 3px rgba(13,13,13,.05);
  --shadow-lg: 0 2px 10px rgba(13,13,13,.07);

  /* Layout */
  --container: 1280px;
  --gutter:    clamp(1.25rem, 0.6rem + 3vw, 3rem);
  --section:   clamp(5rem, 3rem + 8vw, 10rem);
  --header-h:  68px;
  --ease:      cubic-bezier(.22,.61,.36,1);
}

/* ── Reset ──────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.75;
  color: var(--black);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, picture, svg, video { display: block; max-width: 100%; height: auto; }
input, button, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; }
a { color: inherit; text-decoration: none; }
ul[role="list"], ol[role="list"] { list-style: none; padding: 0; }
:focus-visible { outline: 1.5px solid var(--black); outline-offset: 3px; }

/* ── Typographie ─────────────────────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -0.015em;
  text-wrap: balance;
  font-optical-sizing: auto;
}
h1 { font-size: clamp(3rem, 6vw, 6rem); }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { font-size: var(--step-2); font-weight: 500; }
p  { text-wrap: pretty; }

.eyebrow {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray-400);
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}
.eyebrow::before {
  content: "";
  display: inline-block;
  width: 20px;
  height: 1px;
  background: var(--gray-400);
  flex: none;
}
.eyebrow--center::before { display: none; }

.lead    { font-size: var(--step-1); color: var(--gray-600); line-height: 1.6; }
.muted   { color: var(--gray-600); }
.accent  { color: var(--black); }
.serif-i { font-style: italic; font-family: var(--font-display); }

/* ── Layout ──────────────────────────────────────────────────────────────── */
.container       { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.container--wide { max-width: 1560px; }
.section         { padding-block: var(--section); }
.section--tight  { padding-block: clamp(3rem, 2rem + 4vw, 6rem); }
.section--ink    { background: var(--black); color: var(--white); }
.section--ink .muted { color: var(--gray-400); }
.section--paper2 { background: var(--gray-100); }

.grid  { display: grid; gap: var(--gutter); }
.stack > * + * { margin-top: 1rem; }
.flow  > * + * { margin-top: 1.5rem; }

.section-head          { max-width: 60ch; margin-bottom: clamp(2.5rem, 1.5rem + 3vw, 4rem); }
.section-head h2       { margin-top: 1rem; }
.section-head--split   {
  display: flex; flex-wrap: wrap; gap: 1.5rem 3rem;
  align-items: end; justify-content: space-between; max-width: none;
}

/* ── Boutons ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 0.6em;
  padding: 0.85em 1.6em;
  background: var(--black); color: var(--white);
  border: 1px solid var(--black);
  border-radius: var(--r);
  font-family: var(--font-body);
  font-weight: 500; font-size: 0.875rem;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: background 0.25s, color 0.25s, border-color 0.25s, transform 0.25s var(--ease);
}
.btn svg { width: 1em; height: 1em; transition: transform 0.3s var(--ease); }
.btn:hover { background: var(--accent); border-color: var(--accent); transform: translateY(-1px); }
.btn:hover svg { transform: translateX(3px); }

.btn--ghost   { background: transparent; color: var(--black); border-color: var(--gray-200); }
.btn--ghost:hover { background: var(--black); color: var(--white); border-color: var(--black); }

.btn--light   { background: var(--white); color: var(--black); border-color: var(--white); }
.btn--light:hover { background: var(--gray-100); border-color: var(--gray-100); }

.btn--outline-light { background: transparent; color: var(--white); border-color: rgba(255,255,255,.3); }
.btn--outline-light:hover { background: var(--white); color: var(--black); border-color: var(--white); }

.btn--lg { padding: 1em 2em; font-size: var(--step-0); }

/* Bouton header "Devis gratuit" — outline par défaut */
.header-cta {
  background: transparent !important;
  color: var(--black) !important;
  border-color: var(--black) !important;
  padding: 0.6em 1.2em !important;
  font-size: 0.8rem !important;
  border-radius: var(--r) !important;
}
.header-cta:hover { background: var(--black) !important; color: var(--white) !important; transform: none !important; }

/* Lien flèche */
.link-arrow {
  display: inline-flex; align-items: center; gap: 0.5em;
  font-size: 0.875rem; font-weight: 500; color: var(--black);
  border-bottom: 1px solid var(--gray-200);
  padding-bottom: 2px;
  transition: border-color 0.3s;
}
.link-arrow svg { width: 0.9em; height: 0.9em; transition: transform 0.3s var(--ease); }
.link-arrow:hover { border-color: var(--black); }
.link-arrow:hover svg { transform: translateX(3px); }

/* ── Header ──────────────────────────────────────────────────────────────── */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--gray-200);
  backdrop-filter: blur(8px);
  transition: border-color 0.3s;
}
.site-header.is-solid {
  background: rgba(255, 255, 255, 0.98);
  border-bottom-color: var(--gray-200);
}
.site-header__bar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1.5rem; height: 100%;
}

/* Logo */
.brand {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.15rem;
  letter-spacing: 0.01em;
  line-height: 1;
  display: inline-flex; align-items: center; gap: 0.6rem;
  color: var(--black);
}
.brand__mark {
  width: 8px; height: 8px;
  background: var(--black);
  border-radius: 0;
  flex: none;
  border: none;
}
.brand small {
  display: block;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-top: 3px;
}

/* Nav */
.nav { display: flex; align-items: center; gap: clamp(1rem, 2vw, 2rem); }
.nav__list { display: flex; gap: clamp(0.8rem, 1.5vw, 1.75rem); align-items: center; }
.nav__link {
  font-size: 0.85rem; font-weight: 400; color: var(--gray-600);
  position: relative; padding: 0.25em 0;
  transition: color 0.2s;
}
.nav__link::after {
  content: ""; position: absolute; left: 0; bottom: -4px;
  height: 1px; width: 100%;
  background: var(--black);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.nav__link:hover { color: var(--black); }
.nav__link:hover::after, .nav__link[aria-current="page"]::after { transform: scaleX(1); }
.nav__link[aria-current="page"] { color: var(--black); }

/* Toggle hamburger */
.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  border: 1px solid var(--gray-200);
  border-radius: 0;
  background: transparent;
  position: relative;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: ""; position: absolute; left: 50%; top: 50%;
  width: 18px; height: 1.5px; background: var(--black);
  transform: translate(-50%, -50%);
  transition: transform 0.3s var(--ease), opacity 0.2s;
}
.nav-toggle span::before { transform: translate(-50%, -6px); }
.nav-toggle span::after  { transform: translate(-50%,  6px); }
/* X quand ouvert */
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: translate(-50%,-50%) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after  { transform: translate(-50%,-50%) rotate(-45deg); }

/* Dropdown */
.has-dropdown { position: relative; }
.nav__dropdown-btn {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.85rem; font-weight: 400; color: var(--gray-600);
  background: none; border: none; cursor: pointer;
  padding: 0.25em 0; position: relative;
  transition: color 0.2s;
}
.nav__dropdown-btn::after {
  content: ""; position: absolute; left: 0; bottom: -4px;
  height: 1px; width: 100%; background: var(--black);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.has-dropdown:hover .nav__dropdown-btn,
.has-dropdown.is-open .nav__dropdown-btn { color: var(--black); }
.has-dropdown:hover .nav__dropdown-btn::after,
.has-dropdown.is-open .nav__dropdown-btn::after { transform: scaleX(1); }

.dropdown-caret { flex: none; transition: transform 0.25s var(--ease); }
.has-dropdown.is-open .dropdown-caret { transform: rotate(180deg); }

.dropdown {
  position: absolute; top: calc(100% + 16px); left: 50%;
  transform: translateX(-50%) translateY(-4px);
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 0;
  padding: 0.4rem; min-width: 200px; z-index: 200;
  opacity: 0; pointer-events: none;
  transition: opacity 0.2s var(--ease), transform 0.2s var(--ease);
}
.has-dropdown:hover .dropdown,
.has-dropdown.is-open .dropdown { opacity: 1; pointer-events: auto; transform: translateX(-50%) translateY(0); }
.dropdown__link {
  display: block; padding: 0.6rem 1rem;
  font-size: 0.85rem; font-weight: 400; color: var(--gray-600);
  transition: color 0.15s, background 0.15s;
}
.dropdown__link:hover,
.dropdown__link[aria-current="page"] { color: var(--black); background: var(--gray-100); }

/* ── Menu mobile ─────────────────────────────────────────────────────────── */
.mobile-menu {
  position: fixed; inset: 0; z-index: 99;
  background: var(--white); color: var(--black);
  padding: calc(var(--header-h) + 2rem) var(--gutter) 2.5rem;
  display: flex; flex-direction: column; gap: 2rem;
  clip-path: inset(0 0 100% 0);
  transition: clip-path 0.55s var(--ease);
  pointer-events: none;
}
.mobile-menu.is-open { clip-path: inset(0 0 0 0); pointer-events: auto; }
.mobile-menu__list { display: flex; flex-direction: column; gap: 0; }
.mobile-menu__list a {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 8vw, 2.5rem);
  font-weight: 600;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--gray-200);
  display: flex; justify-content: space-between; align-items: center;
  color: var(--black);
}
.mobile-menu__list a span { font-family: var(--font-body); font-size: 0.75rem; color: var(--gray-400); font-weight: 400; }
.mobile-menu__foot { margin-top: auto; display: grid; gap: 0.4rem; color: var(--gray-400); font-size: 0.9rem; }
.mobile-menu__foot a { color: var(--black); }

/* ── Hero (index) ────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  background: var(--white);
}
.hero .container { width: 100%; }

/* Grille hero : colonne unique centrée */
.hero__grid {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: clamp(2.5rem, 5vw, 5rem);
  padding-block: clamp(2rem, 4vw, 4rem);
}

.hero__col { max-width: 900px; width: 100%; }

/* Eyebrow centré — supprime la ligne gauche */
.hero__col .eyebrow { display: block; }
.hero__col .eyebrow::before { display: none; }

/* Ligne séparatrice 40px entre l'eyebrow et le titre */
.hero__col .hero__title::before {
  content: "";
  display: block;
  width: 40px; height: 1px;
  background: var(--black);
  margin: 1.25rem auto 0;
}

.hero__title {
  font-size: clamp(4rem, 8vw, 8rem);
  font-weight: 500;
  line-height: 1.02;
  letter-spacing: -0.03em;
  margin-top: 1.25rem;
}
.hero__title .line         { display: block; overflow: hidden; }
.hero__title .line > span  { display: inline-block; }
.hero__title em.accent.serif-i { font-style: italic; color: var(--black); }

.hero__lead {
  max-width: 52ch;
  margin: 1.75rem auto 0;
  color: var(--gray-600);
  font-size: var(--step-1);
  line-height: 1.6;
}
.hero__actions {
  display: flex; flex-wrap: wrap; gap: 0.75rem;
  margin-top: 2.5rem;
  justify-content: center;
}

/* Image hero — pleine largeur éditoriale */
.hero__media { position: relative; width: 100%; max-width: 1200px; }
.hero__media img {
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
  border-radius: 0;
}
.hero__tag {
  position: absolute; left: 1.5rem; bottom: 1.5rem;
  background: rgba(255,255,255,0.95);
  border: 1px solid var(--gray-200);
  border-radius: 0;
  padding: 0.55rem 1rem;
  font-size: 0.8rem; font-weight: 500;
  display: inline-flex; align-items: center; gap: 0.5rem;
  backdrop-filter: blur(4px);
}
.hero__tag b { color: var(--black); }

.hero__meta {
  display: flex; flex-wrap: wrap; gap: 1.5rem 3rem;
  margin-top: 3rem; padding-top: 2rem;
  border-top: 1px solid var(--gray-200);
  justify-content: center;
}
.hero__meta div { display: grid; text-align: center; }
.hero__meta dt {
  font-size: var(--step-2);
  font-family: var(--font-display);
  font-weight: 500; line-height: 1;
}
.hero__meta dd {
  font-size: 0.72rem; color: var(--gray-400);
  margin-top: 0.35rem; letter-spacing: 0.06em; text-transform: uppercase;
}

/* ── Marquee (CSS conservé, retiré du HTML index) ────────────────────────── */
.marquee { border-block: 1px solid var(--gray-200); background: var(--black); color: var(--white); overflow: hidden; padding-block: 1rem; }
.marquee__track { display: flex; gap: 0; width: max-content; will-change: transform; }
.marquee__item {
  display: inline-flex; align-items: center;
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(1rem, 0.8rem + 1vw, 1.6rem);
  padding-inline: 1.5rem; white-space: nowrap;
}
.marquee__item::after { content: "·"; color: var(--gray-400); margin-left: 3rem; }

/* ── Split sections ──────────────────────────────────────────────────────── */
.split {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: clamp(2.5rem, 5vw, 6rem); align-items: center;
}
.split--media-left .split__media { order: -1; }
.split__media { position: relative; }
.split__media img { width: 100%; border-radius: 0; object-fit: cover; }
.media-frame { position: relative; overflow: hidden; border-radius: 0; }
.media-frame img { transition: transform 1.2s var(--ease); }
.media-frame:hover img { transform: scale(1.03); }

/* ── Services / Cartes ───────────────────────────────────────────────────── */
/* Joint effect : gap 1px sur fond gris, chaque carte blanche */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--gray-200);
}
.cards--5 { grid-template-columns: repeat(5, 1fr); }
@media (max-width: 1200px) { .cards--5 { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 720px)  { .cards--5 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 440px)  { .cards--5 { grid-template-columns: 1fr; } }

.card {
  position: relative;
  display: flex; flex-direction: column;
  background: var(--white);
  border-radius: 0;
  overflow: hidden;
  transition: background 0.3s ease;
}
/* Ligne noire 2px apparaissant en bas au hover */
.card::after {
  content: "";
  position: absolute; bottom: 0; left: 0; right: 0;
  height: 2px;
  background: var(--black);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.35s var(--ease);
}
.card:hover { background: var(--gray-100); }
.card:hover::after { transform: scaleX(1); }

.card__media { aspect-ratio: 16/12; overflow: hidden; }
.card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.card:hover .card__media img { transform: scale(1.04); }

.card__body { padding: 2rem 2rem 2.5rem; display: flex; flex-direction: column; flex: 1; }
.card__index {
  font-family: var(--font-body);
  font-size: 0.7rem; font-weight: 400;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--gray-400);
}
.card__title { font-family: var(--font-display); font-size: 1.5rem; font-weight: 500; line-height: 1.2; margin: 0.5rem 0 0.75rem; }
.card__body p { color: var(--gray-600); font-size: 0.9rem; line-height: 1.65; }
.card__body .link-arrow { margin-top: auto; padding-top: 1.2rem; }

/* ── Process / Steps ─────────────────────────────────────────────────────── */
.steps {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.08);
}
.step {
  background: var(--black);
  padding: clamp(1.5rem, 3vw, 2.6rem);
  display: flex; gap: 1.2rem;
  transition: background 0.3s;
}
.step:hover { background: var(--accent); }
.step__num {
  font-family: var(--font-display);
  font-size: var(--step-2); font-weight: 500;
  color: rgba(255,255,255,0.25); line-height: 1;
  flex: none; min-width: 2.2ch;
}
.step h3 { font-size: var(--step-1); font-weight: 500; color: var(--white); margin-bottom: 0.5rem; }
.step p  { color: var(--gray-400); font-size: 0.9rem; }

/* ── Stats ───────────────────────────────────────────────────────────────── */
.stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0 1px;
  background: var(--gray-200);
  border-top: 1px solid var(--gray-200);
  border-bottom: 1px solid var(--gray-200);
}
.stat {
  background: var(--white);
  padding: clamp(1.5rem, 3vw, 2.5rem) clamp(1.25rem, 2vw, 2rem);
}
.stat__num {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 500; line-height: 1; letter-spacing: -0.03em;
}
.stat__label { color: var(--gray-600); margin-top: 0.5rem; font-size: 0.85rem; max-width: 22ch; }
.section--ink .stat__label { color: var(--gray-400); }

/* ── Gallery ─────────────────────────────────────────────────────────────── */
.gallery {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(0.5rem, 1.2vw, 0.75rem);
  grid-auto-flow: dense;
}
.gallery__item {
  position: relative; overflow: hidden;
  border-radius: 0;
  grid-column: span 4; aspect-ratio: 1/1;
  background: var(--gray-100);
}
.gallery__item img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.gallery__item:hover img { transform: scale(1.04); }
.gallery__item.tall { aspect-ratio: 3/4; grid-row: span 2; }
.gallery__item.wide { grid-column: span 8; aspect-ratio: 16/9; }
.gallery__item.big  { grid-column: span 6; aspect-ratio: 4/3; }
.gallery__cap {
  position: absolute; inset: auto 0 0 0;
  padding: 1.2rem 1rem 0.9rem;
  background: rgba(13,13,13,0.72);
  color: var(--white); font-size: 0.8rem; font-weight: 400;
  transform: translateY(6px); opacity: 0;
  transition: 0.35s var(--ease);
}
.gallery__item:hover .gallery__cap { transform: translateY(0); opacity: 1; }
.gallery__tag { display: inline-block; font-size: 0.65rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--gray-200); }

/* Filtres */
.filters { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 2rem; }
.filter-btn {
  padding: 0.5em 1.1em;
  border: 1px solid var(--gray-200); border-radius: 0;
  font-size: 0.85rem; font-weight: 400; color: var(--gray-600);
  transition: 0.2s var(--ease);
}
.filter-btn:hover { border-color: var(--black); color: var(--black); }
.filter-btn.is-active { background: var(--black); color: var(--white); border-color: var(--black); }

.grid-masonry { columns: 3 260px; column-gap: clamp(0.5rem,1.2vw,0.75rem); }
.grid-masonry .masonry-item {
  break-inside: avoid;
  margin-bottom: clamp(0.5rem,1.2vw,0.75rem);
  overflow: hidden; position: relative; border-radius: 0;
}
.grid-masonry .masonry-item img { width: 100%; transition: transform 1.2s var(--ease); }
.grid-masonry .masonry-item:hover img { transform: scale(1.04); }
.masonry-item .gallery__cap { position: absolute; }

/* ── FAQ ─────────────────────────────────────────────────────────────────── */
.faq { max-width: 860px; }
.faq__item { border-bottom: 1px solid var(--gray-200); }
.faq__q {
  width: 100%; text-align: left;
  display: flex; align-items: center; justify-content: space-between; gap: 1.5rem;
  padding: 1.4rem 0;
  font-family: var(--font-display); font-weight: 500; font-size: var(--step-1);
  color: var(--black);
}
.faq__icon { flex: none; width: 24px; height: 24px; position: relative; }
.faq__icon::before, .faq__icon::after {
  content: ""; position: absolute; top: 50%; left: 50%;
  width: 14px; height: 1.5px; background: var(--black);
  transform: translate(-50%,-50%);
  transition: transform 0.3s var(--ease);
}
.faq__icon::after { transform: translate(-50%,-50%) rotate(90deg); }
.faq__item.is-open .faq__icon::after { transform: translate(-50%,-50%) rotate(0); }
.faq__a { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 0.4s var(--ease); }
.faq__a > div { overflow: hidden; }
.faq__item.is-open .faq__a { grid-template-rows: 1fr; }
.faq__a p { padding-bottom: 1.4rem; color: var(--gray-600); max-width: 70ch; line-height: 1.7; }

/* ── CTA band ────────────────────────────────────────────────────────────── */
.cta {
  position: relative;
  background: var(--black); color: var(--white);
  padding: clamp(3rem, 6vw, 6rem);
  display: grid; gap: 1.5rem;
  isolation: isolate;
  border-radius: 0; overflow: hidden;
}
.cta__bg { position: absolute; inset: 0; z-index: -2; opacity: 0.1; object-fit: cover; width: 100%; height: 100%; }
/* overlay uni, pas de gradient */
.cta::after { content: ""; position: absolute; inset: 0; z-index: -1; background: rgba(13,13,13,0.86); }
.cta h2 { max-width: 20ch; color: var(--white); }
.cta .muted  { color: var(--gray-400); }
.cta .eyebrow { color: var(--gray-400); }
.cta .eyebrow::before { background: var(--gray-400); }
.cta__actions { display: flex; flex-wrap: wrap; gap: 0.9rem; align-items: center; }
.cta__phone { display: inline-flex; align-items: center; gap: 0.5rem; font-weight: 500; color: var(--white); }

/* ── Contact / Formulaires ───────────────────────────────────────────────── */
.form { display: grid; gap: 1rem; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field { display: grid; gap: 0.4rem; }
.field label { font-size: 0.8rem; font-weight: 500; color: var(--black); letter-spacing: 0.02em; }
.field label .req { color: var(--black); }
.field input, .field textarea, .field select {
  width: 100%; padding: 0.85em 1em;
  background: var(--gray-100);
  border: 1px solid var(--gray-200); border-radius: var(--r);
  font-size: var(--step-0); color: var(--black);
  transition: border-color 0.2s, background 0.2s;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--black); background: var(--white);
}
.field textarea { resize: vertical; min-height: 130px; }
.form__note { font-size: 0.8rem; color: var(--gray-400); }

.contact-aside { display: grid; gap: 1.5rem; align-content: start; }
.contact-card { border: 1px solid var(--gray-200); border-radius: 0; padding: 1.75rem; background: var(--white); }
.contact-card h3 { font-size: var(--step-1); margin-bottom: 1.1rem; }
.contact-list { display: grid; gap: 1rem; }
.contact-list a, .contact-list span { display: flex; gap: 0.8rem; align-items: flex-start; }
.contact-list svg { width: 18px; height: 18px; color: var(--black); flex: none; margin-top: 3px; }
.map-embed { overflow: hidden; border: 1px solid var(--gray-200); aspect-ratio: 16/10; border-radius: 0; }
.map-embed iframe { width: 100%; height: 100%; border: 0; filter: grayscale(0.5) contrast(1.05); }

/* ── Nuancier / Iframe ───────────────────────────────────────────────────── */
.nuancier-toolbar { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; margin-bottom: 2rem; }
/* Unified swatches layout: covers both `.swatches` (new) and `.nuancier-swatches` (page-local) */
.swatches, .nuancier-swatches { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px,1fr)); gap: clamp(0.5rem,1.2vw,1rem); align-items: start; }
.swatch { border: 1px solid var(--gray-200); border-radius: 0; overflow: hidden; background: var(--white); transition: transform 0.35s var(--ease); cursor: pointer; display: flex; flex-direction: column; }
.swatch:hover { transform: translateY(-3px); }
.swatch__chip, .swatch img { aspect-ratio: 5/4; width: 100%; height: auto; background-size: cover; background-position: center; display: block; object-fit: cover; }
.swatch__speckles { position: absolute; inset: 0; }
.swatch__body { padding: 0.75rem 0.9rem 1rem; }
.swatch__name { font-family: var(--font-display); font-weight: 500; font-size: 1rem; }
.swatch__meta { font-size: 0.78rem; color: var(--gray-400); margin-top: 0.2rem; display: flex; justify-content: space-between; gap: 0.5rem; }
.swatch__ref { font-variant-numeric: tabular-nums; }
.nuancier-note { border: 1px solid var(--gray-200); border-radius: 0; padding: 1.2rem 1.5rem; background: var(--gray-100); font-size: 0.9rem; color: var(--gray-600); }
.nuancier-note code { background: var(--black); color: var(--white); padding: 0.1em 0.5em; border-radius: 2px; font-size: 0.85em; }

/* Ensure consistent heights to avoid reflow during image load */
.nuancier-swatches .swatch img,
.swatches .swatch img {
  width: 100%;
  height: 120px;
  object-fit: cover;
  display: block;
}

/* Mobile / header responsive tweaks */
@media (max-width: 900px) {
  .nav__list { display: none; }
  .nav-toggle { display: block; }
  .site-header__bar { padding-inline: calc(var(--gutter) * 0.6); }
  .hero__grid { padding-block: clamp(1.8rem, 4vw, 3.5rem); }
  .split { grid-template-columns: 1fr; }
  .cards { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .swatches, .nuancier-swatches { grid-template-columns: repeat(2, 1fr); }
  .swatch__name { font-size: 0.95rem; }
  .hero__title { font-size: clamp(2.2rem, 8vw, 3.6rem); }
}

/* Iframe embed nuancier AdLucem — hauteurs calées pour éviter le scroll interne */
.iframe-wrap { width: 100%; overflow: hidden; border-radius: 0; border: 1px solid var(--gray-200); background: var(--white); }
.iframe-wrap iframe { display: block; width: 100%; height: 1160px; border: 0; }
@media (max-width: 767px) { .iframe-wrap iframe { height: 6800px; } }
@media (max-width: 600px) { .iframe-wrap iframe { height: 5600px; } }
@media (max-width: 480px) { .iframe-wrap iframe { height: 4800px; } }

body.page-white { background: var(--white); }
body.page-white .section--paper2 { background: var(--white); }

/* ── Breadcrumb ──────────────────────────────────────────────────────────── */
.breadcrumb { padding-top: calc(var(--header-h) + 1.5rem); }
.breadcrumb ol { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; font-size: 0.8rem; color: var(--gray-400); }
.breadcrumb li { display: inline-flex; align-items: center; gap: 0.5rem; }
.breadcrumb li:not(:last-child)::after { content: "/"; color: var(--gray-400); }
.breadcrumb a:hover { color: var(--black); }
.breadcrumb [aria-current="page"] { color: var(--black); }

/* ── Page hero (pages intérieures) ───────────────────────────────────────── */
.page-hero { padding-block: clamp(1.5rem,3vw,2.5rem) 0; }
.page-hero h1 { margin-top: 0.75rem; max-width: 18ch; }
.page-hero .lead { margin-top: 1.25rem; max-width: 60ch; }
.page-hero__media { margin-top: clamp(2rem,4vw,3.5rem); overflow: hidden; border-radius: 0; }
.page-hero__media img { width: 100%; aspect-ratio: 21/9; object-fit: cover; }

/* ── Feature list ────────────────────────────────────────────────────────── */
.feature-list { display: grid; gap: 1rem; }
.feature-list li { display: flex; gap: 0.9rem; align-items: flex-start; }
.feature-list svg { width: 20px; height: 20px; color: var(--black); flex: none; margin-top: 4px; }
.feature-list b { font-weight: 600; }

.pill-row { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.pill { border: 1px solid var(--gray-200); border-radius: 0; padding: 0.4em 1em; font-size: 0.8rem; font-weight: 400; color: var(--gray-600); }

.zones { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.zones span { font-size: 0.85rem; color: var(--gray-600); border: 1px solid var(--gray-200); border-radius: 0; padding: 0.35em 0.9em; }

/* ── Slideshow (.eslide) ─────────────────────────────────────────────────── */
.eslide { position: relative; }
.eslide:focus-visible { outline: 1.5px solid var(--black); outline-offset: 6px; }
.eslide__stage { display: flex; align-items: center; gap: clamp(0.5rem, 1.5vw, 1rem); }
.eslide__viewport { flex: 1 1 auto; overflow: hidden; min-width: 0; }
.eslide__track {
  display: flex; align-items: center;
  gap: clamp(0.75rem, 2vw, 1.5rem);
  width: max-content;
  padding-block: 1.5rem;
  padding-inline: calc(50% - min(32%, 260px));
  will-change: transform; cursor: grab;
}
.eslide__track:active { cursor: grabbing; }
.eslide__slide {
  flex: 0 0 auto; width: min(64%, 540px);
  aspect-ratio: 4/3; overflow: hidden; border-radius: 0;
  opacity: 0.3; transform: scale(0.88);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.eslide__slide img { width: 100%; height: 100%; object-fit: cover; pointer-events: none; user-select: none; }
.eslide__slide.is-active { opacity: 1; transform: scale(1); }

.eslide__arrow {
  flex: 0 0 auto;
  width: clamp(2.5rem, 3vw, 3rem); height: clamp(2.5rem, 3vw, 3rem);
  display: grid; place-items: center;
  background: var(--black); color: var(--white);
  border: 1px solid var(--black); border-radius: 0;
  transition: background 0.2s, transform 0.2s var(--ease);
}
.eslide__arrow:hover { background: var(--accent); border-color: var(--accent); transform: scale(1.06); }
.eslide__arrow svg { width: 1.2rem; height: 1.2rem; }

.eslide__foot { display: flex; align-items: center; gap: 2rem; margin-top: 1.5rem; flex-wrap: wrap; }
.eslide__counter { font-family: var(--font-display); font-size: var(--step-1); font-weight: 500; display: inline-flex; align-items: baseline; gap: 0.4rem; }
.eslide__sep { color: var(--gray-400); }
.eslide__counter [data-eslide-total] { color: var(--gray-400); font-size: 0.8em; }
.eslide__progress { flex: 1 1 120px; min-width: 100px; height: 1px; background: var(--gray-200); position: relative; overflow: hidden; }
.eslide__bar { position: absolute; inset: 0; transform: scaleX(0); transform-origin: left center; background: var(--black); }
.eslide__dots { display: flex; gap: 0.5rem; }
.eslide__dot { width: 6px; height: 6px; border-radius: 0; background: var(--gray-200); transition: background 0.2s, transform 0.2s; }
.eslide__dot:hover { background: var(--gray-400); }
.eslide__dot.is-active { background: var(--black); transform: scale(1.5); }

@media (max-width: 640px) {
  .eslide__slide { width: 82%; }
  .eslide__track { padding-inline: calc(50% - 41%); }
}

/* ── Footer ──────────────────────────────────────────────────────────────── */
.site-footer { background: var(--black); color: var(--gray-400); padding-top: clamp(3rem, 5vw, 5rem); }
.site-footer a { color: var(--gray-400); }
.site-footer a:hover { color: var(--white); }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 2rem; padding-bottom: 3.5rem; }
.footer-brand .brand { color: var(--white); }
.footer-brand .brand__mark { background: var(--white); }
.footer-brand p { color: var(--gray-600); max-width: 32ch; margin-top: 1.25rem; font-size: 0.9rem; line-height: 1.65; }
.footer-col h4 {
  font-family: var(--font-body);
  font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--gray-600); margin-bottom: 1.25rem; font-weight: 500;
}
.footer-col ul { display: grid; gap: 0.65rem; font-size: 0.9rem; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-block: 1.5rem;
  display: flex; flex-wrap: wrap; gap: 1rem;
  justify-content: space-between; align-items: center;
  font-size: 0.8rem; color: var(--gray-600);
}
.footer-bottom a { color: var(--gray-600); }
.footer-bottom a:hover { color: var(--white); }
.social-row { display: flex; gap: 0.5rem; margin-top: 1.5rem; }
.social-row a {
  width: 40px; height: 40px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 0;
  display: grid; place-items: center;
  transition: border-color 0.2s, background 0.2s, color 0.2s;
}
.social-row a:hover { background: var(--white); border-color: var(--white); color: var(--black); }
.social-row svg { width: 16px; height: 16px; }

/* ── Reveal (état initial CSS pour GSAP) ─────────────────────────────────── */
.js [data-reveal]           { opacity: 0; transform: translateY(30px); }
.js [data-reveal="fade"]    { transform: none; }
.js [data-reveal-stagger] > * { opacity: 0; transform: translateY(28px); }
.js .clip-reveal            { clip-path: inset(0 0 100% 0); }

@media (prefers-reduced-motion: reduce) {
  .js [data-reveal],
  .js [data-reveal-stagger] > *,
  .js .clip-reveal { opacity: 1 !important; transform: none !important; clip-path: none !important; }
  .media-frame img, .card__media img, .gallery__item img, .eslide__slide img { transition: none; }
  * { animation: none !important; }
}

/* ── Lightbox ────────────────────────────────────────────────────────────── */
.lightbox {
  position: fixed; inset: 0; z-index: 200;
  display: grid; place-items: center;
  padding: clamp(1rem, 4vw, 3rem);
  background: rgba(13,13,13,0.92);
  opacity: 0; pointer-events: none;
  transition: opacity 0.3s var(--ease);
}
.lightbox.is-open { opacity: 1; pointer-events: auto; }
.lightbox img { max-width: 100%; max-height: 86vh; border-radius: 0; }
.lightbox__close {
  position: absolute; top: 1.25rem; right: 1.5rem;
  width: 46px; height: 46px; border-radius: 0;
  border: 1px solid rgba(255,255,255,0.2);
  color: var(--white); font-size: 1.6rem;
  display: grid; place-items: center;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}
.lightbox__close:hover { background: var(--white); color: var(--black); border-color: var(--white); }
[data-lightbox] { cursor: zoom-in; }

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 980px) {
  .hero__media img { aspect-ratio: 16/9; }
  .split { grid-template-columns: 1fr; gap: 2.5rem; }
  .split--media-left .split__media { order: 0; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2.5rem 2rem; }
  .grid-masonry { columns: 2 220px; }
  .steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .hero__title { font-size: clamp(2.8rem, 10vw, 5rem); }
  .hero__media img { aspect-ratio: 4/3; }
  .nav__list, .header-cta { display: none; }
  .nav-toggle { display: inline-grid; place-items: center; }
  .gallery__item, .gallery__item.wide, .gallery__item.big { grid-column: span 6; }
  .form__row { grid-template-columns: 1fr; }
  .page-hero__media img { aspect-ratio: 4/3; }
}
@media (max-width: 540px) {
  .cards { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: repeat(6, 1fr); }
  .grid-masonry { columns: 1; }
  .steps { grid-template-columns: 1fr; }
}

/* ── Utilitaires ─────────────────────────────────────────────────────────── */
.visually-hidden-focusable:not(:focus):not(:focus-within) {
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap;
}

/* Print */
@media print { .site-header, .mobile-menu, .marquee, .cta { display: none; } }