/* ==========================================================================
   EXELYA NETTOYAGE — feuille de style principale
   Dérivée de la charte graphique 2026.
   Sommaire :
   01. Variables          06. En-tête & navigation
   02. Reset & bases      07. Sections d'accueil
   03. Typographie        08. Scènes animées
   04. Grille & conteneur 09. Formulaire de devis
   05. Composants         10. Pied de page  11. Responsive
   ========================================================================== */

/* 01. VARIABLES ----------------------------------------------------------- */
:root {
  /* Palette charte */
  --vert:        #419D8D;
  --vert-clair:  #5FB3A3;
  --profond:     #16413A;
  --profond-2:   #1B4C44;
  --profond-3:   #0F332D;
  --menthe:      #D7E9E4;
  --menthe-pale: #EAF4F1;
  --cristal:     #6FA8B8;
  --blanc:       #FFFDF8;
  --perle:       #EFF2F0;
  --ardoise:     #5A6663;
  --anthracite:  #1D2422;

  /* Rôles */
  --fond:        var(--blanc);
  --texte:       var(--anthracite);
  --texte-doux:  var(--ardoise);
  --accent:      var(--vert);
  --bordure:     #E2E8E5;

  /* Typographie */
  --titre: 'Poppins', 'Century Gothic', 'Segoe UI', sans-serif;
  --texte-police: 'Lato', 'Segoe UI', Helvetica, Arial, sans-serif;

  /* Mesures */
  --marge: clamp(1.25rem, 5vw, 4.5rem);
  --largeur: 1320px;
  --largeur-large: 1560px;
  --largeur-texte: 68ch;
  --rayon: 4px;
  --rayon-l: 10px;

  /* Rythme vertical */
  --section: clamp(5rem, 11vw, 10rem);

  /* Transitions */
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --duree: 0.6s;

  /* Ombres */
  --ombre-s: 0 2px 8px rgba(22, 65, 58, 0.06);
  --ombre-m: 0 10px 30px rgba(22, 65, 58, 0.09);
  --ombre-l: 0 24px 60px rgba(22, 65, 58, 0.14);

  --entete-h: 84px;
}

/* 02. RESET & BASES ------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scrollbar-color: var(--vert) var(--perle);
}

body {
  margin: 0;
  background: var(--fond);
  color: var(--texte);
  font-family: var(--texte-police);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body.est-verrouille { overflow: hidden; }

img, svg, video { max-width: 100%; display: block; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: 0; padding: 0; }

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

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

::selection { background: var(--vert); color: var(--blanc); }

.lien-evitement {
  position: absolute; top: -100px; left: 1rem; z-index: 999;
  background: var(--profond); color: var(--blanc);
  padding: 0.75rem 1.25rem; border-radius: var(--rayon);
  transition: top 0.2s;
}
.lien-evitement:focus { top: 1rem; }

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

/* 03. TYPOGRAPHIE --------------------------------------------------------- */
h1, h2, h3, h4 {
  font-family: var(--titre);
  font-weight: 500;
  line-height: 1.12;
  letter-spacing: -0.015em;
  margin: 0 0 0.6em;
  color: var(--profond);
  text-wrap: balance;
}

p { margin: 0 0 1.15em; }
p:last-child { margin-bottom: 0; }

.titre-xxl { font-size: clamp(2.75rem, 8.2vw, 6.5rem); font-weight: 300; letter-spacing: -0.03em; line-height: 1.02; }
.titre-xl  { font-size: clamp(2.1rem, 5.2vw, 4rem);   font-weight: 300; letter-spacing: -0.025em; line-height: 1.07; }
.titre-l   { font-size: clamp(1.6rem, 3.2vw, 2.5rem); font-weight: 500; }
.titre-m   { font-size: clamp(1.25rem, 2.1vw, 1.6rem); font-weight: 500; }
.titre-s   { font-size: 1.0625rem; font-weight: 600; letter-spacing: 0; }

.surtitre {
  font-family: var(--texte-police);
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--vert);
  margin: 0 0 1.4rem;
  display: flex;
  align-items: center;
  gap: 0.9rem;
}
.surtitre::before {
  content: ''; width: 28px; height: 1px;
  background: currentColor; flex: none; opacity: 0.7;
}
.surtitre--clair { color: var(--menthe); }
.surtitre--centre { justify-content: center; }

.chapo {
  font-size: clamp(1.1rem, 1.7vw, 1.3rem);
  font-weight: 300;
  line-height: 1.6;
  color: var(--texte-doux);
  max-width: var(--largeur-texte);
}

.texte-doux { color: var(--texte-doux); }
.texte-mesure { max-width: var(--largeur-texte); }
.accent { color: var(--vert); }

.souligne-anime {
  background-image: linear-gradient(var(--vert), var(--vert));
  background-repeat: no-repeat;
  background-size: 0 2px;
  background-position: 0 100%;
  transition: background-size 0.45s var(--ease);
}
a:hover .souligne-anime, .souligne-anime:hover { background-size: 100% 2px; }

/* 04. GRILLE & CONTENEUR --------------------------------------------------- */
.conteneur {
  width: 100%;
  max-width: var(--largeur);
  margin-inline: auto;
  padding-inline: var(--marge);
}
.conteneur--etroit { max-width: 900px; }
.conteneur--large { max-width: 1560px; }

.section { padding-block: var(--section); position: relative; }
.section--compacte { padding-block: calc(var(--section) * 0.6); }
.section--perle { background: var(--perle); }
.section--menthe { background: var(--menthe-pale); }
.section--sombre { background: var(--profond); color: var(--menthe); }
.section--sombre h1, .section--sombre h2, .section--sombre h3 { color: var(--blanc); }

.grille { display: grid; gap: clamp(1.5rem, 3vw, 2.75rem); }
.grille--2 { grid-template-columns: repeat(2, 1fr); }
.grille--3 { grid-template-columns: repeat(3, 1fr); }
.grille--4 { grid-template-columns: repeat(4, 1fr); }
.grille--asym { grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); align-items: center; }
.grille--asym-inv { grid-template-columns: minmax(0, 6fr) minmax(0, 5fr); align-items: center; }

.entete-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: end;
  margin-bottom: clamp(2.5rem, 5vw, 4.5rem);
}
.entete-section--centre {
  grid-template-columns: 1fr;
  justify-items: center;
  text-align: center;
  max-width: 780px;
  margin-inline: auto;
}

/* 05. COMPOSANTS ---------------------------------------------------------- */

/* --- boutons */
.bouton {
  --b-fond: var(--vert);
  --b-texte: var(--blanc);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 1rem 1.75rem;
  font-family: var(--texte-police);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  border-radius: var(--rayon);
  background: var(--b-fond);
  color: var(--b-texte);
  position: relative;
  overflow: hidden;
  isolation: isolate;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), color 0.3s;
  will-change: transform;
}
.bouton::before {
  content: '';
  position: absolute; inset: 0; z-index: -1;
  background: var(--profond);
  transform: translateY(101%);
  transition: transform 0.45s var(--ease-out);
}
.bouton:hover { transform: translateY(-2px); box-shadow: var(--ombre-m); }
.bouton:hover::before { transform: translateY(0); }
.bouton .ico { transition: transform 0.35s var(--ease); flex: none; }
.bouton:hover .ico { transform: translateX(4px); }

.bouton--secondaire { --b-fond: var(--profond); --b-texte: var(--blanc); }
.bouton--secondaire::before { background: var(--vert); }

.bouton--fantome {
  --b-fond: transparent; --b-texte: var(--blanc);
  box-shadow: inset 0 0 0 1px rgba(255, 253, 248, 0.35);
}
.bouton--fantome::before { background: var(--blanc); }
.bouton--fantome:hover { color: var(--profond); }

.bouton--ligne {
  --b-fond: transparent; --b-texte: var(--profond);
  box-shadow: inset 0 0 0 1px var(--bordure);
}
.bouton--ligne::before { background: var(--menthe); }
.bouton--ligne:hover { color: var(--profond); }

.bouton--grand { padding: 1.25rem 2.25rem; font-size: 0.95rem; }
.bouton--compact { padding: 0.8rem 1.35rem; font-size: 0.83rem; }
.bouton--bloc { width: 100%; }

.lien-fleche {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-weight: 700; font-size: 0.9rem; color: var(--vert);
  padding-block: 0.35rem;
}
.lien-fleche .ico { transition: transform 0.35s var(--ease); }
.lien-fleche:hover .ico { transform: translateX(6px); }

/* --- cartes */
.carte {
  background: var(--blanc);
  border: 1px solid var(--bordure);
  border-radius: var(--rayon-l);
  padding: clamp(1.6rem, 2.6vw, 2.4rem);
  position: relative;
  overflow: hidden;
  transition: transform 0.5s var(--ease), box-shadow 0.5s var(--ease), border-color 0.4s;
}
.carte::after {
  content: '';
  position: absolute; left: 0; right: 0; bottom: 0; height: 3px;
  background: var(--vert);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.55s var(--ease-out);
}
.carte:hover { transform: translateY(-6px); box-shadow: var(--ombre-m); border-color: transparent; }
.carte:hover::after { transform: scaleX(1); }

.carte__ico {
  color: var(--vert);
  margin-bottom: 1.35rem;
  display: inline-flex;
}
.carte__titre { font-family: var(--titre); font-size: 1.15rem; font-weight: 500; margin: 0 0 0.7rem; color: var(--profond); }
.carte__texte { font-size: 0.95rem; color: var(--texte-doux); margin: 0; }

.carte--sombre {
  background: var(--profond-2);
  border-color: rgba(255, 253, 248, 0.09);
}
.carte--sombre .carte__titre { color: var(--blanc); }
.carte--sombre .carte__texte { color: #A9C7C0; }
.carte--sombre .carte__ico { color: var(--vert-clair); }

/* --- chiffres clés */
.chiffres {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--bordure);
  border-block: 1px solid var(--bordure);
}
.chiffre {
  background: var(--fond);
  padding: clamp(2rem, 4vw, 3.25rem) clamp(1rem, 2vw, 2rem);
  text-align: center;
}
.chiffre__valeur {
  font-family: var(--titre);
  font-weight: 300;
  font-size: clamp(2.4rem, 5vw, 4rem);
  line-height: 1;
  color: var(--vert);
  letter-spacing: -0.03em;
  display: block;
  font-variant-numeric: tabular-nums;
}
.chiffre__label { font-weight: 700; font-size: 0.9rem; color: var(--profond); margin: 0.85rem 0 0.25rem; }
.chiffre__detail { font-size: 0.8rem; color: var(--texte-doux); margin: 0; }

.section--sombre .chiffres { background: rgba(255, 253, 248, 0.12); border-color: rgba(255, 253, 248, 0.12); }
.section--sombre .chiffre { background: var(--profond); }
.section--sombre .chiffre__valeur { color: var(--vert-clair); }
.section--sombre .chiffre__label { color: var(--blanc); }
.section--sombre .chiffre__detail { color: #8FB1AA; }

/* --- diagonale signature (60°) */
.diagonale {
  position: absolute;
  inset-block: 0;
  width: 46%;
  background: var(--vert);
  transform: skewX(-30deg);
  transform-origin: bottom left;
  pointer-events: none;
}

/* --- fil / séparateur */
.filet { height: 1px; background: var(--bordure); border: 0; margin: 0; }
.filet--fort { height: 2px; background: var(--vert); width: 44px; }

/* --- badge */
.badge {
  display: inline-flex; align-items: center; gap: 0.45rem;
  padding: 0.4rem 0.85rem;
  background: var(--menthe);
  color: var(--profond);
  font-size: 0.74rem; font-weight: 700;
  letter-spacing: 0.06em; text-transform: uppercase;
  border-radius: 100px;
}
.badge--cristal { background: rgba(111, 168, 184, 0.18); color: #2C6376; }
.badge--sombre { background: rgba(255, 253, 248, 0.1); color: var(--menthe); }

/* --- curseur personnalisé */
.curseur { position: fixed; top: 0; left: 0; z-index: 900; pointer-events: none; mix-blend-mode: normal; opacity: 0; transition: opacity 0.3s; }
.curseur.est-actif { opacity: 1; }
.curseur__point {
  position: absolute; width: 6px; height: 6px; margin: -3px 0 0 -3px;
  background: var(--vert); border-radius: 50%;
}
.curseur__halo {
  position: absolute; width: 38px; height: 38px; margin: -19px 0 0 -19px;
  border: 1px solid rgba(65, 157, 141, 0.5); border-radius: 50%;
  transition: width 0.3s var(--ease), height 0.3s var(--ease), margin 0.3s var(--ease), background 0.3s;
}
.curseur.est-survol .curseur__halo {
  width: 64px; height: 64px; margin: -32px 0 0 -32px;
  background: rgba(65, 157, 141, 0.12); border-color: transparent;
}

/* --- barre de progression de lecture */
.progression {
  position: fixed; top: 0; left: 0; right: 0; height: 2px;
  z-index: 400; background: transparent; pointer-events: none;
}
.progression__barre {
  display: block; height: 100%; width: 0;
  background: linear-gradient(90deg, var(--vert), var(--cristal));
  transition: width 0.1s linear;
}

/* --- préchargeur */
.preloader {
  position: fixed; inset: 0; z-index: 1000;
  background: var(--profond);
  display: grid; place-items: center;
  transition: opacity 0.7s var(--ease), visibility 0.7s;
}
.preloader.est-termine { opacity: 0; visibility: hidden; }
.preloader__inner { text-align: center; padding: 2rem; }
.preloader__logo { width: min(280px, 60vw); margin: 0 auto 2.5rem; opacity: 0; animation: apparait 0.9s var(--ease-out) 0.15s forwards; }
.preloader__logo .logo { width: 100%; height: auto; }
.preloader__bar { width: min(220px, 50vw); height: 2px; background: rgba(255, 253, 248, 0.18); margin: 0 auto 1.5rem; overflow: hidden; }
.preloader__fill { display: block; height: 100%; width: 0; background: var(--vert); transition: width 0.3s var(--ease); }
.preloader__mot { color: #7FA79E; font-size: 0.82rem; letter-spacing: 0.09em; margin: 0; opacity: 0; animation: apparait 0.9s var(--ease-out) 0.5s forwards; }

@keyframes apparait { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }

/* --- bouton haut de page */
.haut-de-page {
  position: fixed; right: clamp(1rem, 3vw, 2.5rem); bottom: clamp(1rem, 3vw, 2.5rem);
  z-index: 300;
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--profond); color: var(--blanc);
  display: grid; place-items: center;
  opacity: 0; visibility: hidden; transform: translateY(12px);
  transition: all 0.4s var(--ease);
  box-shadow: var(--ombre-m);
}
.haut-de-page .ico { transform: rotate(180deg); }
.haut-de-page.est-visible { opacity: 1; visibility: visible; transform: none; }
.haut-de-page:hover { background: var(--vert); }

/* 06. EN-TÊTE & NAVIGATION ------------------------------------------------ */
.entete {
  position: fixed; top: 0; left: 0; right: 0; z-index: 500;
  height: var(--entete-h);
  transition: background 0.45s var(--ease), box-shadow 0.45s var(--ease), height 0.35s var(--ease), transform 0.45s var(--ease);
}
.entete__inner {
  height: 100%;
  max-width: var(--largeur-large, 1560px);
  margin-inline: auto;
  padding-inline: var(--marge);
  display: flex; align-items: center; gap: clamp(1rem, 3vw, 3rem);
}

.entete__logo { flex: none; width: clamp(120px, 13vw, 158px); display: block; }
.entete__logo .logo { width: 100%; height: auto; }
.logo--sombre { display: none; }

.entete--sombre .logo--clair { display: none; }
.entete--sombre .logo--sombre { display: block; }

.entete__nav { margin-inline: auto; }
.entete__liste { display: flex; gap: clamp(1rem, 2.4vw, 2.4rem); list-style: none; margin: 0; padding: 0; }
.entete__lien {
  font-size: 0.9rem; font-weight: 700; letter-spacing: 0.01em;
  color: var(--profond);
  position: relative; padding-block: 0.4rem;
  transition: color 0.3s;
}
.entete__lien span { position: relative; }
.entete__lien span::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -3px; height: 2px;
  background: var(--vert); transform: scaleX(0); transform-origin: right;
  transition: transform 0.4s var(--ease-out);
}
.entete__lien:hover span::after, .entete__lien.is-active span::after { transform: scaleX(1); transform-origin: left; }
.entete--sombre .entete__lien { color: var(--blanc); }

.entete__actions { display: flex; align-items: center; gap: clamp(0.6rem, 1.5vw, 1.4rem); flex: none; }
.entete__tel {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.85rem; font-weight: 700; color: var(--profond);
  transition: color 0.3s;
}
.entete__tel:hover { color: var(--vert); }
.entete--sombre .entete__tel { color: var(--blanc); }

.entete.est-fige {
  height: 68px;
  background: rgba(255, 253, 248, 0.92);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  box-shadow: 0 1px 0 var(--bordure);
}
.entete.est-fige.entete--sombre {
  background: rgba(22, 65, 58, 0.9);
  box-shadow: 0 1px 0 rgba(255, 253, 248, 0.1);
}
.entete.est-cachee { transform: translateY(-100%); }

/* --- burger */
.burger { display: none; width: 44px; height: 44px; position: relative; flex: none; }
.burger span {
  position: absolute; left: 11px; right: 11px; height: 2px;
  background: var(--profond); border-radius: 2px;
  transition: transform 0.4s var(--ease), opacity 0.25s, background 0.3s;
}
.burger span:nth-child(1) { top: 15px; }
.burger span:nth-child(2) { top: 21px; }
.burger span:nth-child(3) { top: 27px; }
.entete--sombre .burger span { background: var(--blanc); }
.burger.est-ouvert span { background: var(--blanc); }
.burger.est-ouvert span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.burger.est-ouvert span:nth-child(2) { opacity: 0; }
.burger.est-ouvert span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* --- menu mobile plein écran */
.menu-mobile {
  position: fixed; inset: 0; z-index: 490;
  background: var(--profond);
  display: flex; flex-direction: column; justify-content: center;
  padding: calc(var(--entete-h) + 2rem) var(--marge) 2rem;
  clip-path: circle(0% at calc(100% - 3rem) 2.6rem);
  transition: clip-path 0.75s var(--ease-out);
  overflow-y: auto;
}
.menu-mobile.est-ouvert { clip-path: circle(150% at calc(100% - 3rem) 2.6rem); }
.menu-mobile__liste { list-style: none; margin: 0; padding: 0; }
.menu-mobile__liste li { overflow: hidden; }
.menu-mobile__liste a {
  display: flex; align-items: baseline; gap: 1.1rem;
  font-family: var(--titre); font-weight: 300;
  font-size: clamp(1.9rem, 8vw, 3rem);
  color: var(--blanc);
  padding-block: 0.35em;
  border-bottom: 1px solid rgba(255, 253, 248, 0.1);
  transform: translateY(110%);
  transition: transform 0.7s var(--ease-out), color 0.3s;
}
.menu-mobile.est-ouvert .menu-mobile__liste a { transform: none; }
.menu-mobile__liste li:nth-child(1) a { transition-delay: 0.12s; }
.menu-mobile__liste li:nth-child(2) a { transition-delay: 0.18s; }
.menu-mobile__liste li:nth-child(3) a { transition-delay: 0.24s; }
.menu-mobile__liste li:nth-child(4) a { transition-delay: 0.30s; }
.menu-mobile__liste li:nth-child(5) a { transition-delay: 0.36s; }
.menu-mobile__liste li:nth-child(6) a { transition-delay: 0.42s; }
.menu-mobile__liste a:hover { color: var(--vert-clair); }
.menu-mobile__num { font-size: 0.8rem; font-weight: 500; color: var(--vert); letter-spacing: 0.1em; }
.menu-mobile__pied { margin-top: 2.5rem; color: #8FB1AA; font-size: 0.9rem; display: grid; gap: 0.4rem; }
.menu-mobile__pied a { color: var(--menthe); font-weight: 700; }

/* 07. SECTIONS D'ACCUEIL -------------------------------------------------- */

/* --- héros cinématographique */
.heros {
  position: relative;
  min-height: 100svh;
  display: flex; align-items: center;
  background: var(--profond);
  color: var(--blanc);
  overflow: hidden;
  padding-block: calc(var(--entete-h) + 3rem) 5rem;
}
.heros__fond { position: absolute; inset: 0; z-index: 0; }
.heros__scene { position: absolute; inset: 0; width: 100%; height: 100%; }
.heros__scene svg { width: 100%; height: 100%; object-fit: cover; }
.heros__voile {
  position: absolute; inset: 0;
  background:
    linear-gradient(100deg, rgba(15, 51, 45, 0.94) 0%, rgba(15, 51, 45, 0.78) 42%, rgba(22, 65, 58, 0.42) 100%);
}
.heros__grain {
  position: absolute; inset: 0; opacity: 0.35; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='0.35'/%3E%3C/svg%3E");
}
.heros__inner { position: relative; z-index: 2; width: 100%; }
.heros__contenu { max-width: 940px; }

.heros__titre { color: var(--blanc); margin-bottom: 1.6rem; }
.heros__titre .mot { display: inline-block; overflow: hidden; vertical-align: bottom; }
.heros__titre .mot > span { display: inline-block; transform: translateY(110%); transition: transform 0.95s var(--ease-out); }
.heros.est-pret .heros__titre .mot > span { transform: none; }

.heros__chapo {
  font-size: clamp(1.05rem, 1.65vw, 1.35rem);
  font-weight: 300; line-height: 1.62;
  color: #C6DCD6; max-width: 56ch;
  margin-bottom: 2.6rem;
}
.heros__actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 3.5rem; }

.heros__meta {
  display: flex; flex-wrap: wrap; gap: clamp(1.5rem, 4vw, 3.5rem);
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 253, 248, 0.14);
}
.heros__meta-item { display: flex; align-items: center; gap: 0.7rem; font-size: 0.85rem; color: #A9C7C0; }
.heros__meta-item .ico { color: var(--vert-clair); flex: none; }

.heros__defiler {
  position: absolute; left: 50%; bottom: 2rem; z-index: 3;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 0.7rem;
  color: #8FB1AA; font-size: 0.7rem; letter-spacing: 0.18em; text-transform: uppercase;
}
.heros__defiler-ligne {
  width: 1px; height: 44px; background: rgba(255, 253, 248, 0.2); position: relative; overflow: hidden;
}
.heros__defiler-ligne::after {
  content: ''; position: absolute; inset-inline: 0; height: 40%;
  background: var(--vert); animation: defile 2.1s var(--ease) infinite;
}
@keyframes defile { 0% { top: -40%; } 100% { top: 100%; } }

/* --- bandeau défilant */
.bandeau {
  background: var(--profond);
  color: var(--menthe);
  padding-block: 1.15rem;
  overflow: hidden;
  border-block: 1px solid rgba(255, 253, 248, 0.08);
}
.bandeau__piste { display: flex; width: max-content; animation: glisse 42s linear infinite; }
.bandeau:hover .bandeau__piste { animation-play-state: paused; }
.bandeau__groupe { display: flex; align-items: center; gap: 3rem; padding-right: 3rem; }
.bandeau__item {
  display: inline-flex; align-items: center; gap: 0.7rem;
  font-size: 0.78rem; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase;
  white-space: nowrap;
}
.bandeau__item .ico { color: var(--vert); }
@keyframes glisse { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* --- section transformation (scroll scrubbing) */
.transfo { position: relative; background: var(--perle); }
.transfo__piste { height: 320vh; position: relative; }
.transfo__collant {
  position: sticky; top: 0; height: 100svh;
  display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  align-items: center; gap: clamp(2rem, 5vw, 5rem);
  max-width: var(--largeur); margin-inline: auto;
  padding: calc(var(--entete-h) + 2rem) var(--marge) 3rem;
}
.transfo__texte { position: relative; }
.transfo__etapes { position: relative; min-height: 260px; }
.transfo__etape {
  position: absolute; inset: 0;
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
  pointer-events: none;
}
.transfo__etape.est-active { opacity: 1; transform: none; pointer-events: auto; }
.transfo__num {
  font-family: var(--titre); font-weight: 300; font-size: 3.4rem;
  color: var(--vert); line-height: 1; display: block; margin-bottom: 0.6rem;
}
.transfo__jauge { display: flex; gap: 6px; margin-top: 2.4rem; }
.transfo__jauge span {
  height: 3px; flex: 1; background: var(--bordure); position: relative; overflow: hidden; border-radius: 2px;
}
.transfo__jauge span::after {
  content: ''; position: absolute; inset: 0; background: var(--vert);
  transform: scaleX(0); transform-origin: left; transition: transform 0.4s linear;
}
.transfo__jauge span.est-faite::after { transform: scaleX(1); }

.transfo__visuel {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--rayon-l);
  overflow: hidden;
  background: var(--blanc);
  box-shadow: var(--ombre-l);
}
.transfo__visuel svg { width: 100%; height: 100%; display: block; }
.transfo__curseur-label {
  position: absolute; top: 1rem; left: 1rem; z-index: 3;
  background: rgba(22, 65, 58, 0.88); color: var(--blanc);
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase;
  padding: 0.45rem 0.9rem; border-radius: 100px;
  backdrop-filter: blur(6px);
}

/* --- comparateur avant / après */
.comparateur {
  position: relative; aspect-ratio: 16 / 10;
  border-radius: var(--rayon-l); overflow: hidden;
  box-shadow: var(--ombre-l); cursor: ew-resize;
  background: var(--perle);
  touch-action: none;
}
.comparateur__couche { position: absolute; inset: 0; }
.comparateur__couche svg { width: 100%; height: 100%; }
.comparateur__couche--apres { clip-path: inset(0 0 0 50%); }
.comparateur__poignee {
  position: absolute; top: 0; bottom: 0; left: 50%; width: 2px;
  background: var(--blanc); z-index: 4; transform: translateX(-1px);
  box-shadow: 0 0 18px rgba(0, 0, 0, 0.25);
}
.comparateur__bouton {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--blanc); color: var(--profond);
  display: grid; place-items: center; box-shadow: var(--ombre-m);
}
.comparateur__bouton::before, .comparateur__bouton::after {
  content: ''; position: absolute; width: 0; height: 0;
  border-block: 5px solid transparent;
}
.comparateur__bouton::before { border-right: 7px solid var(--profond); left: 13px; }
.comparateur__bouton::after { border-left: 7px solid var(--profond); right: 13px; }
.comparateur__etiquette {
  position: absolute; top: 1rem; z-index: 3;
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
  padding: 0.4rem 0.85rem; border-radius: 100px;
}
.comparateur__etiquette--avant { left: 1rem; background: rgba(29, 36, 34, 0.8); color: var(--blanc); }
.comparateur__etiquette--apres { right: 1rem; background: var(--vert); color: var(--blanc); }

/* --- liste de prestations en accordéon horizontal */
.presta-liste { border-top: 1px solid var(--bordure); }
.presta-item { border-bottom: 1px solid var(--bordure); position: relative; }
.presta-item__tete {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr) auto;
  align-items: center; gap: clamp(1rem, 3vw, 2.5rem);
  padding-block: clamp(1.6rem, 3vw, 2.4rem);
  width: 100%; text-align: left;
  transition: padding-inline 0.5s var(--ease);
}
.presta-item__tete:hover { padding-inline: 0.75rem; }
.presta-item__num { font-family: var(--titre); font-weight: 300; font-size: 1rem; color: var(--vert); }
.presta-item__titre {
  font-family: var(--titre); font-weight: 400;
  font-size: clamp(1.4rem, 3vw, 2.3rem); color: var(--profond);
  margin: 0; transition: color 0.35s;
}
.presta-item__resume { font-size: 0.92rem; color: var(--texte-doux); margin: 0.5rem 0 0; max-width: 62ch; }
.presta-item__plus {
  width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid var(--bordure); display: grid; place-items: center;
  color: var(--vert); flex: none;
  transition: transform 0.45s var(--ease), background 0.35s, color 0.35s, border-color 0.35s;
}
.presta-item__tete:hover .presta-item__plus { background: var(--vert); color: var(--blanc); border-color: var(--vert); }
.presta-item.est-ouvert .presta-item__plus { transform: rotate(45deg); background: var(--profond); color: var(--blanc); border-color: var(--profond); }
.presta-item.est-ouvert .presta-item__titre { color: var(--vert); }

.presta-item__corps {
  display: grid; grid-template-rows: 0fr;
  transition: grid-template-rows 0.55s var(--ease-out);
}
.presta-item.est-ouvert .presta-item__corps { grid-template-rows: 1fr; }
.presta-item__corps > div { overflow: hidden; }
.presta-item__contenu {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  padding: 0 0 clamp(2rem, 4vw, 3rem) 3rem;
}
.presta-item__liste { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.7rem; }
.presta-item__liste li { display: flex; gap: 0.75rem; font-size: 0.94rem; color: var(--texte-doux); }
.presta-item__liste .ico { color: var(--vert); flex: none; margin-top: 3px; }
.presta-item__meta { display: grid; gap: 1rem; align-content: start; }
.presta-item__meta-bloc { background: var(--perle); padding: 1.1rem 1.35rem; border-left: 3px solid var(--vert); }
.presta-item__meta-bloc dt { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--vert); margin-bottom: 0.3rem; }
.presta-item__meta-bloc dd { margin: 0; font-size: 0.95rem; color: var(--profond); font-weight: 700; }

/* --- secteurs : cartes empilées */
.secteurs { display: grid; gap: 1px; background: var(--bordure); grid-template-columns: repeat(5, 1fr); }
.secteur {
  background: var(--fond); padding: clamp(1.8rem, 3vw, 2.6rem) clamp(1.2rem, 2vw, 1.8rem);
  position: relative; overflow: hidden; min-height: 320px;
  display: flex; flex-direction: column;
  transition: background 0.5s var(--ease);
}
.secteur::before {
  content: ''; position: absolute; inset: auto 0 0 0; height: 0;
  background: var(--profond); transition: height 0.6s var(--ease-out);
  z-index: 0;
}
.secteur:hover::before { height: 100%; }
.secteur > * { position: relative; z-index: 1; }
.secteur__ico { color: var(--vert); margin-bottom: 1.4rem; transition: color 0.4s, transform 0.5s var(--ease); }
.secteur:hover .secteur__ico { color: var(--vert-clair); transform: translateY(-4px); }
.secteur__titre { font-family: var(--titre); font-size: 1.1rem; font-weight: 500; color: var(--profond); margin: 0 0 0.5rem; transition: color 0.4s; }
.secteur__accroche { font-size: 0.85rem; color: var(--texte-doux); margin: 0 0 1.2rem; transition: color 0.4s; }
.secteur__enjeu { font-size: 0.88rem; color: var(--texte-doux); margin: 0; transition: color 0.4s; opacity: 0; transform: translateY(10px); transition: opacity 0.5s 0.1s, transform 0.5s 0.1s, color 0.4s; }
.secteur:hover .secteur__enjeu { opacity: 1; transform: none; }
.secteur__chiffre {
  margin-top: auto; padding-top: 1.5rem;
  font-family: var(--titre); font-size: 1.5rem; font-weight: 300; color: var(--vert);
  transition: color 0.4s;
}
.secteur:hover .secteur__titre, .secteur:hover .secteur__chiffre { color: var(--blanc); }
.secteur:hover .secteur__accroche, .secteur:hover .secteur__enjeu { color: #A9C7C0; }

/* --- témoignages */
.temoin {
  display: grid; gap: 1.75rem;
  padding: clamp(1.8rem, 3vw, 2.6rem);
  background: var(--blanc); border: 1px solid var(--bordure); border-radius: var(--rayon-l);
  height: 100%;
}
.temoin__texte { font-size: 1.02rem; line-height: 1.62; color: var(--profond); margin: 0; font-weight: 300; }
.temoin__texte::before { content: '«'; color: var(--vert); font-size: 1.6em; line-height: 0; vertical-align: -0.28em; margin-right: 0.2em; }
.temoin__pied { display: flex; align-items: center; gap: 0.9rem; margin-top: auto; }
.temoin__pastille {
  width: 42px; height: 42px; border-radius: 50%; flex: none;
  background: var(--menthe); color: var(--profond);
  display: grid; place-items: center; font-weight: 700; font-size: 0.85rem;
}
.temoin__auteur { font-weight: 700; font-size: 0.92rem; color: var(--profond); margin: 0; }
.temoin__poste { font-size: 0.8rem; color: var(--texte-doux); margin: 0; }
.temoin__secteur { font-size: 0.76rem; color: var(--vert); margin: 0.15rem 0 0; }

/* --- processus en 4 étapes */
.processus { counter-reset: etape; display: grid; gap: 0; }
.processus__item {
  display: grid; grid-template-columns: clamp(4rem, 8vw, 7rem) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  padding-block: clamp(2rem, 4vw, 3rem);
  border-top: 1px solid var(--bordure);
  position: relative;
}
.processus__item:last-child { border-bottom: 1px solid var(--bordure); }
.processus__num {
  font-family: var(--titre); font-weight: 300;
  font-size: clamp(2.2rem, 5vw, 3.6rem); color: var(--menthe);
  line-height: 1; transition: color 0.5s var(--ease);
}
.processus__item:hover .processus__num { color: var(--vert); }
.processus__contenu { display: grid; gap: 0.6rem; align-content: start; }
.processus__titre { font-family: var(--titre); font-size: clamp(1.15rem, 2.2vw, 1.5rem); font-weight: 500; color: var(--profond); margin: 0; }
.processus__texte { color: var(--texte-doux); margin: 0; max-width: 62ch; }
.processus__delai { font-size: 0.78rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--vert); }

/* --- frise chronologique (à propos) */
.frise { position: relative; }
.frise::before {
  content: ''; position: absolute; left: clamp(1.5rem, 4vw, 5.5rem); top: 0; bottom: 0; width: 1px;
  background: var(--bordure);
}
.frise__ligne-active {
  position: absolute; left: clamp(1.5rem, 4vw, 5.5rem); top: 0; width: 1px;
  background: var(--vert); height: 0; transition: height 0.2s linear;
}
.frise__item {
  position: relative;
  display: grid; grid-template-columns: clamp(3rem, 9vw, 11rem) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  padding-block: clamp(2.5rem, 6vw, 5rem);
}
.frise__annee {
  font-family: var(--titre); font-weight: 300;
  font-size: clamp(1.8rem, 4vw, 3rem); color: var(--vert);
  line-height: 1; position: relative;
}
.frise__point {
  position: absolute; left: calc(clamp(1.5rem, 4vw, 5.5rem) - 5px); top: clamp(2.9rem, 6.4vw, 5.5rem);
  width: 11px; height: 11px; border-radius: 50%;
  background: var(--blanc); border: 2px solid var(--bordure);
  transition: border-color 0.4s, transform 0.4s var(--ease);
}
.frise__item.est-vue .frise__point { border-color: var(--vert); transform: scale(1.25); }
.frise__contenu { max-width: 66ch; }
.frise__marqueur {
  display: inline-block; margin-top: 1.2rem;
  font-size: 0.76rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--profond); background: var(--menthe); padding: 0.4rem 0.9rem; border-radius: 100px;
}

/* --- équipe */
.equipe { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.membre { text-align: left; }
.membre__pastille {
  width: 100%; aspect-ratio: 1; border-radius: var(--rayon-l);
  background: var(--profond); color: var(--blanc);
  display: grid; place-items: center;
  font-family: var(--titre); font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 300;
  letter-spacing: 0.04em; margin-bottom: 1.1rem;
  position: relative; overflow: hidden;
}
.membre__pastille::after {
  content: ''; position: absolute; inset-block: 0; right: -30%; width: 60%;
  background: var(--profond-2); transform: skewX(-30deg);
  transition: right 0.6s var(--ease-out);
}
.membre:hover .membre__pastille::after { right: 10%; }
.membre__pastille span { position: relative; z-index: 1; }
.membre__nom { font-family: var(--titre); font-size: 1.05rem; font-weight: 500; color: var(--profond); margin: 0 0 0.2rem; }
.membre__poste { font-size: 0.85rem; color: var(--vert); font-weight: 700; margin: 0 0 0.4rem; }
.membre__detail { font-size: 0.82rem; color: var(--texte-doux); margin: 0; }

/* --- convictions */
.conviction {
  padding: clamp(1.6rem, 3vw, 2.4rem) 0;
  border-top: 1px solid rgba(255, 253, 248, 0.14);
  display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 3fr);
  gap: clamp(1rem, 3vw, 3rem); align-items: start;
}
.conviction__titre { font-family: var(--titre); font-size: clamp(1.1rem, 2vw, 1.4rem); font-weight: 400; color: var(--blanc); margin: 0; }
.conviction__texte { color: #A9C7C0; margin: 0; }

/* --- FAQ */
.faq-groupe + .faq-groupe { margin-top: clamp(2.5rem, 5vw, 4rem); }
.faq-groupe__titre {
  font-family: var(--texte-police); font-weight: 700; font-size: 0.74rem;
  letter-spacing: 0.2em; text-transform: uppercase; color: var(--vert);
  margin: 0 0 1.5rem; padding-bottom: 0.9rem; border-bottom: 2px solid var(--menthe);
}
.faq-item { border-bottom: 1px solid var(--bordure); }
.faq-item__q {
  width: 100%; text-align: left;
  display: flex; align-items: flex-start; justify-content: space-between; gap: 1.5rem;
  padding-block: 1.4rem;
  font-family: var(--titre); font-size: clamp(1rem, 1.7vw, 1.2rem); font-weight: 500; color: var(--profond);
  transition: color 0.3s;
}
.faq-item__q:hover { color: var(--vert); }
.faq-item__ico {
  flex: none; width: 30px; height: 30px; border-radius: 50%;
  border: 1px solid var(--bordure); display: grid; place-items: center; color: var(--vert);
  transition: transform 0.45s var(--ease), background 0.35s, color 0.35s;
}
.faq-item.est-ouvert .faq-item__ico { transform: rotate(45deg); background: var(--vert); color: var(--blanc); border-color: var(--vert); }
.faq-item__r { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 0.5s var(--ease-out); }
.faq-item.est-ouvert .faq-item__r { grid-template-rows: 1fr; }
.faq-item__r > div { overflow: hidden; }
.faq-item__r p { padding-bottom: 1.6rem; color: var(--texte-doux); max-width: 78ch; margin: 0; }

/* --- pages légales */
.doc-legal { max-width: 76ch; }
.doc-legal h2 { font-size: clamp(1.3rem, 2.4vw, 1.7rem); margin-top: 2.75rem; }
.doc-legal h3 { font-size: 1.08rem; margin-top: 1.9rem; }
.doc-legal ul { padding-left: 1.2rem; color: var(--texte-doux); }
.doc-legal li { margin-bottom: 0.5rem; }
.doc-legal dl { display: grid; grid-template-columns: minmax(140px, auto) 1fr; gap: 0.6rem 1.5rem; margin: 1.5rem 0; }
.doc-legal dt { font-weight: 700; color: var(--profond); }
.doc-legal dd { margin: 0; color: var(--texte-doux); }

/* --- bannière de page intérieure */
.banniere {
  background: var(--profond); color: var(--blanc);
  padding: calc(var(--entete-h) + clamp(4rem, 9vw, 8rem)) 0 clamp(3.5rem, 7vw, 6rem);
  position: relative; overflow: hidden;
}
.banniere__deco { position: absolute; inset: 0; z-index: 0; opacity: 0.85; }
.banniere__diag {
  position: absolute; inset-block: -20%; width: 34%; right: -6%;
  background: var(--profond-2); transform: skewX(-30deg);
}
.banniere__diag--2 { right: 12%; width: 16%; background: rgba(65, 157, 141, 0.18); }
.banniere__inner { position: relative; z-index: 1; }
.banniere__titre { color: var(--blanc); margin-bottom: 1.2rem; }
.banniere__chapo { color: #C6DCD6; max-width: 62ch; font-size: clamp(1rem, 1.6vw, 1.22rem); font-weight: 300; }
.fil-ariane { display: flex; gap: 0.6rem; font-size: 0.78rem; color: #7FA79E; margin-bottom: 2rem; }
.fil-ariane a { color: var(--menthe); }
.fil-ariane a:hover { color: var(--vert-clair); }

/* 08. SCÈNES ANIMÉES ------------------------------------------------------ */
.scene { width: 100%; height: 100%; display: block; }
.scene .salissure { transition: opacity 0.5s ease; }
.scene .brillance { transition: opacity 0.6s ease; }
.scene__legende {
  display: flex; align-items: center; gap: 0.6rem;
  font-size: 0.78rem; color: var(--texte-doux); margin-top: 1rem;
}
.scene__legende .ico { color: var(--vert); }

/* jauge de propreté */
.jauge-proprete { display: grid; gap: 0.5rem; margin-top: 1.5rem; }
.jauge-proprete__tete { display: flex; justify-content: space-between; font-size: 0.78rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--texte-doux); }
.jauge-proprete__valeur { color: var(--vert); font-variant-numeric: tabular-nums; }
.jauge-proprete__piste { height: 4px; background: var(--bordure); border-radius: 4px; overflow: hidden; }
.jauge-proprete__barre { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--vert), var(--cristal)); border-radius: 4px; }

/* 09. FORMULAIRE DE DEVIS -------------------------------------------------- */
.devis { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: clamp(2rem, 5vw, 4.5rem); align-items: start; }

.etapes-nav { display: flex; gap: 0; margin-bottom: clamp(2rem, 4vw, 3rem); border-bottom: 1px solid var(--bordure); }
.etape-onglet {
  flex: 1; text-align: left; padding: 0 0 1.1rem; position: relative;
  color: var(--texte-doux); transition: color 0.35s;
}
.etape-onglet::after {
  content: ''; position: absolute; left: 0; right: 4px; bottom: -1px; height: 2px;
  background: var(--vert); transform: scaleX(0); transform-origin: left;
  transition: transform 0.5s var(--ease-out);
}
.etape-onglet.est-active { color: var(--profond); }
.etape-onglet.est-active::after, .etape-onglet.est-faite::after { transform: scaleX(1); }
.etape-onglet.est-faite { color: var(--vert); }
.etape-onglet__num { font-family: var(--titre); font-size: 0.78rem; font-weight: 500; display: block; margin-bottom: 0.3rem; letter-spacing: 0.1em; }
.etape-onglet__titre { font-family: var(--titre); font-size: clamp(0.9rem, 1.5vw, 1.05rem); font-weight: 500; display: block; }
.etape-onglet__sous { font-size: 0.75rem; display: none; }

.etape { display: none; }
.etape.est-active { display: block; animation: entre 0.5s var(--ease-out); }
@keyframes entre { from { opacity: 0; transform: translateX(18px); } to { opacity: 1; transform: none; } }

.champ { margin-bottom: 1.5rem; }
.champ__label { display: block; font-weight: 700; font-size: 0.88rem; color: var(--profond); margin-bottom: 0.5rem; }
.champ__aide { font-size: 0.8rem; color: var(--texte-doux); margin: -0.25rem 0 0.6rem; font-weight: 400; }
.champ__requis { color: var(--vert); }

.saisie, .zone-texte, .liste-deroulante {
  width: 100%;
  padding: 0.95rem 1.1rem;
  background: var(--blanc);
  border: 1px solid var(--bordure);
  border-radius: var(--rayon);
  transition: border-color 0.3s, box-shadow 0.3s, background 0.3s;
  font-size: 1rem;
}
.saisie:focus, .zone-texte:focus, .liste-deroulante:focus {
  outline: none; border-color: var(--vert);
  box-shadow: 0 0 0 3px rgba(65, 157, 141, 0.15);
}
.zone-texte { min-height: 150px; resize: vertical; line-height: 1.6; }
.liste-deroulante {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%235A6663' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 1rem center;
  padding-right: 2.75rem;
}

.duo { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.trio { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 1rem; }

/* --- cartes de choix radio */
.choix { display: grid; gap: 0.75rem; }
.choix--2 { grid-template-columns: repeat(2, 1fr); }
.choix--3 { grid-template-columns: repeat(3, 1fr); }
.choix input { position: absolute; opacity: 0; width: 0; height: 0; }
.choix__carte {
  display: block; cursor: pointer;
  padding: 1.1rem 1.25rem;
  background: var(--blanc);
  border: 1px solid var(--bordure); border-radius: var(--rayon);
  transition: border-color 0.3s, background 0.3s, transform 0.3s var(--ease), box-shadow 0.3s;
  position: relative;
  height: 100%;
}
.choix__carte:hover { border-color: var(--vert); transform: translateY(-2px); box-shadow: var(--ombre-s); }
.choix__label { display: block; font-weight: 700; font-size: 0.92rem; color: var(--profond); }
.choix__desc { display: block; font-size: 0.8rem; color: var(--texte-doux); margin-top: 0.15rem; }
.choix input:checked + .choix__carte {
  border-color: var(--vert); background: var(--menthe-pale);
  box-shadow: inset 0 0 0 1px var(--vert);
}
.choix input:checked + .choix__carte::after {
  content: ''; position: absolute; top: 0.85rem; right: 0.9rem;
  width: 16px; height: 16px; border-radius: 50%; background: var(--vert);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m4 12.5 5 5L20 6.5'/%3E%3C/svg%3E");
  background-size: 10px; background-repeat: no-repeat; background-position: center;
}
.choix input:focus-visible + .choix__carte { outline: 2px solid var(--vert); outline-offset: 2px; }

/* --- case à cocher */
.case { display: flex; gap: 0.8rem; align-items: flex-start; cursor: pointer; }
.case input { position: absolute; opacity: 0; }
.case__boite {
  flex: none; width: 22px; height: 22px; margin-top: 1px;
  border: 1px solid var(--bordure); border-radius: 3px; background: var(--blanc);
  display: grid; place-items: center;
  transition: background 0.25s, border-color 0.25s;
}
.case__boite::after {
  content: ''; width: 11px; height: 11px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m4 12.5 5 5L20 6.5'/%3E%3C/svg%3E");
  background-size: contain; background-repeat: no-repeat;
  transform: scale(0); transition: transform 0.25s var(--ease-out);
}
.case input:checked + .case__boite { background: var(--vert); border-color: var(--vert); }
.case input:checked + .case__boite::after { transform: scale(1); }
.case input:focus-visible + .case__boite { outline: 2px solid var(--vert); outline-offset: 2px; }
.case__texte { font-size: 0.88rem; color: var(--texte-doux); }
.case__texte a { color: var(--vert); text-decoration: underline; }

.etape__actions { display: flex; justify-content: space-between; gap: 1rem; margin-top: 2.25rem; padding-top: 1.75rem; border-top: 1px solid var(--bordure); }

/* --- messages */
.message { padding: 1.1rem 1.35rem; border-radius: var(--rayon); margin-bottom: 1.75rem; font-size: 0.92rem; display: flex; gap: 0.85rem; align-items: flex-start; }
.message .ico { flex: none; margin-top: 2px; }
.message--erreur { background: #FCEDEB; color: #93281B; border-left: 3px solid #C0392B; }
.message--succes { background: var(--menthe); color: var(--profond); border-left: 3px solid var(--vert); }
.message ul { margin: 0.5rem 0 0; padding-left: 1.1rem; }

.champ--erreur .saisie, .champ--erreur .zone-texte, .champ--erreur .liste-deroulante { border-color: #C0392B; }
.champ__erreur { color: #C0392B; font-size: 0.8rem; margin-top: 0.35rem; font-weight: 700; }

/* --- panneau latéral du devis */
.aside-devis { position: sticky; top: calc(var(--entete-h) + 1.5rem); display: grid; gap: 1.25rem; }
.aside-bloc {
  background: var(--perle); border-radius: var(--rayon-l);
  padding: clamp(1.4rem, 2.4vw, 1.9rem);
}
.aside-bloc--sombre { background: var(--profond); color: var(--menthe); }
.aside-bloc--sombre h2, .aside-bloc--sombre h3 { color: var(--blanc); }
.aside-bloc__titre { font-family: var(--titre); font-size: 1.02rem; font-weight: 500; margin: 0 0 1rem; color: var(--profond); }
.aside-liste { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.9rem; }
.aside-liste li { display: flex; gap: 0.75rem; font-size: 0.88rem; color: var(--texte-doux); }
.aside-liste .ico { color: var(--vert); flex: none; margin-top: 2px; }
.aside-bloc--sombre .aside-liste li { color: #A9C7C0; }
.aside-bloc--sombre .aside-liste .ico { color: var(--vert-clair); }
.aside-contact { display: grid; gap: 0.5rem; font-size: 0.92rem; }
.aside-contact a { font-weight: 700; color: var(--blanc); display: flex; align-items: center; gap: 0.6rem; }
.aside-contact a:hover { color: var(--vert-clair); }

/* --- page de confirmation */
.merci { text-align: center; max-width: 700px; margin-inline: auto; }
.merci__cercle {
  width: 96px; height: 96px; border-radius: 50%; margin: 0 auto 2.25rem;
  background: var(--menthe); color: var(--vert);
  display: grid; place-items: center;
  animation: pulse 0.9s var(--ease-out);
}
@keyframes pulse { 0% { transform: scale(0.5); opacity: 0; } 60% { transform: scale(1.08); } 100% { transform: scale(1); opacity: 1; } }
.merci__ref {
  display: inline-block; margin: 1.5rem 0 2rem;
  font-family: var(--titre); font-size: 1.15rem; letter-spacing: 0.1em;
  background: var(--perle); padding: 0.75rem 1.5rem; border-radius: var(--rayon);
  color: var(--profond);
}
.merci__suite { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; margin: 3rem 0; text-align: left; }

/* 10. PIED DE PAGE -------------------------------------------------------- */
.cta-final {
  position: relative; overflow: hidden;
  background: var(--profond); color: var(--menthe);
  padding-block: clamp(4.5rem, 10vw, 8.5rem);
  text-align: center;
}
.cta-final__fond { position: absolute; inset: 0; z-index: 0; }
.cta-final__diagonale {
  position: absolute; inset-block: -20%; width: 30%; right: -8%;
  background: var(--profond-2); transform: skewX(-30deg);
}
.cta-final__diagonale--2 { right: 14%; width: 12%; background: rgba(65, 157, 141, 0.16); }
.cta-final__inner { position: relative; z-index: 1; display: grid; justify-items: center; }
.cta-final .surtitre { justify-content: center; }
.cta-final__titre { color: var(--blanc); margin-bottom: 1.25rem; }
.cta-final__texte { max-width: 54ch; color: #A9C7C0; font-size: clamp(1rem, 1.6vw, 1.15rem); font-weight: 300; margin-bottom: 2.5rem; }
.cta-final__actions { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; }

.pied { background: var(--profond-3); color: #A9C7C0; padding-block: clamp(3.5rem, 7vw, 5.5rem) 2rem; font-size: 0.92rem; }
.pied__haut {
  display: grid; grid-template-columns: minmax(0, 1.6fr) repeat(3, minmax(0, 1fr));
  gap: clamp(2rem, 4vw, 3.5rem);
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
  border-bottom: 1px solid rgba(255, 253, 248, 0.1);
}
.pied__marque .logo--pied { width: min(190px, 60%); height: auto; margin-bottom: 1.5rem; }
.pied__baseline { color: var(--vert-clair); font-size: 0.95rem; margin-bottom: 1rem; }
.pied__resume { color: #7FA79E; font-size: 0.88rem; }
.pied__titre { font-family: var(--texte-police); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; color: var(--vert); margin: 0 0 1.25rem; }
.pied__colonne ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.65rem; }
.pied__colonne a { transition: color 0.3s; }
.pied__colonne a:hover { color: var(--blanc); }
.pied__adresse { font-style: normal; margin: 1rem 0; color: #7FA79E; font-size: 0.88rem; }
.pied__horaires { font-size: 0.82rem; color: #7FA79E; margin: 0; }
.pied__horaires span { color: var(--vert-clair); }
.pied__bas {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem;
  padding-top: 1.75rem; font-size: 0.8rem; color: #6E8E88;
}
.pied__bas p { margin: 0; }
.pied__legal { display: flex; gap: 1.5rem; list-style: none; margin: 0; padding: 0; }
.pied__legal a:hover { color: var(--vert-clair); }

/* --- utilitaires d'animation */
[data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity 0.85s var(--ease-out), transform 0.85s var(--ease-out); }
[data-reveal].est-visible { opacity: 1; transform: none; }

[data-split] .mot { display: inline-block; overflow: hidden; vertical-align: bottom; }
[data-split] .mot > span { display: inline-block; transform: translateY(110%); transition: transform 0.9s var(--ease-out); }
[data-split].est-visible .mot > span { transform: none; }

[data-parallaxe] { will-change: transform; }

.no-js [data-reveal], .no-js [data-split] .mot > span { opacity: 1; transform: none; }
.no-js .preloader { display: none; }
.no-js .etape { display: block; }
.no-js .presta-item__corps, .no-js .faq-item__r { grid-template-rows: 1fr; }

/* 11. RESPONSIVE ---------------------------------------------------------- */
@media (max-width: 1200px) {
  .secteurs { grid-template-columns: repeat(3, 1fr); }
  .equipe { grid-template-columns: repeat(2, 1fr); }
  .devis { grid-template-columns: minmax(0, 1fr) 300px; }
}

@media (max-width: 1024px) {
  :root { --entete-h: 72px; }
  .entete__nav, .entete__tel { display: none; }
  .burger { display: block; }
  .entete__actions { margin-left: auto; }
  .transfo__collant { grid-template-columns: 1fr; align-content: center; gap: 2rem; }
  .transfo__piste { height: 380vh; }
  .transfo__visuel { aspect-ratio: 16 / 10; }
  .transfo__etapes { min-height: 210px; }
  .grille--asym, .grille--asym-inv { grid-template-columns: 1fr; }
  .devis { grid-template-columns: 1fr; }
  .aside-devis { position: static; grid-template-columns: repeat(2, 1fr); }
  .chiffres { grid-template-columns: repeat(2, 1fr); }
  .presta-item__contenu { grid-template-columns: 1fr; padding-left: 0; }
  .conviction { grid-template-columns: 1fr; gap: 0.75rem; }
  .merci__suite { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .grille--4 { grid-template-columns: repeat(2, 1fr); }
  .grille--3 { grid-template-columns: repeat(2, 1fr); }
  .secteurs { grid-template-columns: repeat(2, 1fr); }
  .entete-section { grid-template-columns: 1fr; align-items: start; gap: 1.25rem; }
  .etape-onglet__titre { font-size: 0.8rem; }
  .choix--3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  body { font-size: 1rem; }
  .grille--2, .grille--3, .grille--4 { grid-template-columns: 1fr; }
  .secteurs { grid-template-columns: 1fr; }
  .secteur { min-height: auto; }
  .secteur__enjeu { opacity: 1; transform: none; }
  .equipe { grid-template-columns: 1fr; }
  .aside-devis { grid-template-columns: 1fr; }
  .duo, .trio { grid-template-columns: 1fr; }
  .choix--2, .choix--3 { grid-template-columns: 1fr; }
  .etapes-nav { overflow-x: auto; gap: 1.25rem; scrollbar-width: none; }
  .etapes-nav::-webkit-scrollbar { display: none; }
  .etape-onglet { flex: none; min-width: 130px; }
  .etape__actions { flex-direction: column-reverse; }
  .etape__actions .bouton { width: 100%; }
  .heros { min-height: auto; padding-block: calc(var(--entete-h) + 4rem) 6rem; }
  .heros__defiler { display: none; }
  .frise__item { grid-template-columns: 1fr; gap: 0.75rem; padding-left: 2.25rem; }
  .frise::before, .frise__ligne-active { left: 0.5rem; }
  .frise__point { left: 0; top: 0.55rem; }
  .processus__item { grid-template-columns: 1fr; gap: 0.5rem; }
  .curseur { display: none; }
  .pied__haut { grid-template-columns: 1fr; }
  .transfo__piste { height: 300vh; }
}

/* --- accessibilité : mouvement réduit */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  [data-reveal], [data-split] .mot > span, .heros__titre .mot > span { opacity: 1; transform: none; }
  .preloader { display: none; }
  .transfo__piste { height: auto; }
  .transfo__collant { position: static; height: auto; }
  .transfo__etape { position: static; opacity: 1; transform: none; margin-bottom: 2rem; }
  .bandeau__piste { animation: none; }
}

/* --- impression */
@media print {
  .entete, .menu-mobile, .preloader, .curseur, .haut-de-page, .progression, .cta-final, .heros__defiler { display: none !important; }
  body { color: #000; background: #fff; }
  .heros, .banniere, .section--sombre, .pied { background: #fff !important; color: #000 !important; }
  a[href^="http"]::after { content: " (" attr(href) ")"; font-size: 0.8em; }
}