/* ==========================================================================
   Meco Concept — feuille de style
   Direction : sombre et précieux, mais linéaire. Trois couleurs seulement : noir,
   blanc, vert du logo (et leurs variations). Gotham partout (comme Madéco).
   Le croquis blanc et vert (SVG) porte l'identité.
   ========================================================================== */

:root {
    --noir: #080908;
    --noir-2: #0d110e;         /* noir-vert, sections alternées */
    --noir-3: #131816;         /* cartes */
    --verre: rgba(255, 255, 255, 0.035);
    --hairline: rgba(255, 255, 255, 0.13);
    --hairline-fort: rgba(255, 255, 255, 0.32);

    --vert: #73c163;           /* vert du logo (SVG officiel) */
    --vert-clair: #a3d995;     /* variation claire : second membre des titres, chiffres */
    --vert-fonce: #3a752e;     /* variation sombre : texte sur fond clair */
    --accent: var(--vert);
    --accent-clair: var(--vert-clair);
    --trait: #e4e9df;          /* lignes du croquis (blanc légèrement vert) */

    --creme: #f3f5f0;          /* blanc cassé vers le vert : seule surface claire */
    --creme-2: #e8ece4;

    --blanc: #f6f8f4;
    --texte: #c8cdc3;
    --texte-doux: #858b81;
    --encre: #0d110e;
    --encre-doux: #3f463f;

    --sans: 'gotham', 'Montserrat', system-ui, -apple-system, 'Segoe UI', sans-serif;
    --serif: var(--sans); /* plus de serif : tout est linéaire */

    --max: 1240px;
    --gutter: clamp(20px, 5vw, 64px);
    --nav-h: 84px;

    /* valeurs qui changent avec l'affichage clair / sombre */
    --sur-vert: #080908;               /* texte posé sur un fond vert */
    --voile: 8, 9, 8;                  /* teinte des voiles et dégradés sur les photos */
    --nav-fond: rgba(8, 9, 8, 0.86);
    --carte: rgba(19, 24, 22, 0.96);
    --champ: rgba(0, 0, 0, 0.35);
    --champ-focus: rgba(0, 0, 0, 0.5);
    --ombre: rgba(0, 0, 0, 0.65);
    --decor-filtre: saturate(0.55) brightness(0.85);
    --contact-fond: #0d110e;
    --piste: #1e2420;                  /* fond des barres de défilement */
}

/* Affichage clair (bouton soleil) : mêmes trois couleurs, rapports inversés.
   .surface-claire applique la même palette à un bloc isolé (carte du formulaire). */
:root[data-theme="clair"], .surface-claire {
    --noir: #f3f5f0;
    --noir-2: #e9ede5;
    --noir-3: #ffffff;
    --verre: rgba(13, 17, 14, 0.035);
    --hairline: rgba(13, 17, 14, 0.14);
    --hairline-fort: rgba(13, 17, 14, 0.34);
    /* le vert du logo (--vert) reste celui des boutons ; seuls les textes verts passent au vert assombri, lisible sur fond clair */
    --accent: var(--vert-fonce);
    --accent-clair: #2f6325;
    --trait: #2a302b;
    --blanc: #0d110e;
    --texte: #3f463f;
    --texte-doux: #6a7169;
    --voile: 243, 245, 240;
    --nav-fond: rgba(243, 245, 240, 0.9);
    --carte: rgba(255, 255, 255, 0.96);
    --champ: #ffffff;
    --champ-focus: #ffffff;
    --ombre: rgba(13, 17, 14, 0.3);
    --decor-filtre: saturate(0.92);
    --piste: #dde2d8;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }
body {
    font-family: var(--sans); font-weight: 400; font-size: 0.98rem;
    color: var(--texte); background: var(--noir); line-height: 1.6;
    -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img, picture, svg { display: block; max-width: 100%; }
a { color: inherit; }
ul { list-style: none; }
address { font-style: normal; }
::selection { background: var(--vert); color: var(--sur-vert); }

/* Barres de défilement (page, fiche projet, champs) : piste gris foncé, curseur arrondi au vert du logo,
   détaché des bords par une marge. Seule exception à la règle « angles droits », demandée par Janine le 02.10.2026. */
::-webkit-scrollbar { width: 16px; height: 16px; }
::-webkit-scrollbar-track { background: var(--piste); }
::-webkit-scrollbar-thumb { background-color: var(--vert); background-clip: padding-box; border: 5px solid transparent; border-radius: 999px; min-height: 48px; }
::-webkit-scrollbar-thumb:hover { background-color: var(--vert-clair); }
::-webkit-scrollbar-corner { background: var(--piste); }
@supports not selector(::-webkit-scrollbar) { html { scrollbar-color: var(--vert) var(--piste); } }

.container { max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter); }

.skip-link { position: absolute; left: -999px; top: 8px; z-index: 100; background: var(--vert); color: var(--sur-vert); padding: 10px 16px; font-weight: 600; }
.skip-link:focus { left: 8px; }

/* --------------------------------------------------------------------------
   Typographie
   -------------------------------------------------------------------------- */
h1, h2, h3 { font-family: var(--sans); font-weight: 700; line-height: 1.1; letter-spacing: -0.015em; color: var(--blanc); text-wrap: balance; overflow-wrap: anywhere; }
h2 { font-size: clamp(1.8rem, 3.4vw, 2.8rem); max-width: 22ch; }
h2 em, h1 em, .hero__big em { font-style: normal; font-weight: 400; color: var(--accent-clair); }
h3 { font-size: 1.2rem; letter-spacing: 0; }
.seo { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.surtitre {
    font-family: var(--sans); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.24em; text-transform: uppercase;
    color: var(--accent); margin-bottom: 22px; display: flex; align-items: center; gap: 14px;
}
.surtitre::before { content: ""; width: 34px; height: 1px; background: var(--accent); opacity: 0.7; }
.surtitre .chap { color: var(--accent-clair); margin-right: 6px; }
.chapeau { margin-top: 22px; font-size: clamp(1rem, 1.3vw, 1.12rem); font-weight: 400; color: var(--texte); max-width: 56ch; line-height: 1.6; }
.chapeau strong { font-weight: 500; color: var(--blanc); }

/* --------------------------------------------------------------------------
   Boutons
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 12px;
    text-decoration: none; font-family: var(--sans); font-weight: 700; font-size: 0.8rem; letter-spacing: 0.18em; text-transform: uppercase;
    padding: 15px 26px; border: 1px solid transparent; cursor: pointer; background: none; color: var(--blanc);
    transition: background 0.25s, color 0.25s, border-color 0.25s, transform 0.25s;
}
.btn--large { padding: 18px 34px; }
.btn--vert { background: var(--vert); color: var(--sur-vert); border-color: var(--vert); }
.btn--vert:hover { background: var(--vert-clair); border-color: var(--vert-clair); }
.btn--contour { border-color: var(--hairline-fort); color: var(--blanc); }
.btn--contour:hover { border-color: var(--accent-clair); color: var(--accent-clair); }
.btn--noir { background: var(--noir); color: var(--blanc); border-color: var(--noir); }
.btn--noir:hover { background: var(--vert); color: var(--sur-vert); border-color: var(--vert); }
.btn:active { transform: translateY(1px); }
.btn:focus-visible, a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.lien { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-size: 0.8rem; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; color: var(--accent-clair); }
.lien::after { content: ""; width: 28px; height: 1px; background: currentColor; transition: width 0.25s; }
.lien:hover::after { width: 44px; }

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 50; transition: background 0.35s, border-color 0.35s; border-bottom: 1px solid transparent; }
.nav--solide { background: var(--nav-fond); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-color: var(--hairline); }
/* barre sur toute la largeur : logo à gauche, liens centrés (position absolue), téléphone et lune / soleil à droite */
.nav .container { max-width: none; }
.nav__inner { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 24px; height: var(--nav-h); }
.nav__logo .logo-svg { height: 54px; width: auto; color: var(--blanc); }
.nav__menu { display: contents; }
.nav__menu ul { display: flex; gap: 30px; position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); white-space: nowrap; }
/* écrans moyens : plus de place pour centrer, les liens se rangent à gauche du téléphone */
@media (max-width: 1200px) and (min-width: 961px) { .nav__menu ul { position: static; transform: none; gap: 20px; margin-left: auto; } .nav__menu ul a { font-size: 0.74rem; letter-spacing: 0.1em; } .nav__tel { margin-left: 28px; } }
.nav__menu ul a { color: var(--blanc); text-decoration: none; font-weight: 500; font-size: 0.82rem; letter-spacing: 0.12em; text-transform: uppercase; opacity: 0.78; transition: opacity 0.2s, color 0.2s; }
.nav__menu ul a:hover { opacity: 1; color: var(--accent-clair); }
.nav__tel { padding: 11px 18px; font-size: 0.78rem; margin-left: auto; white-space: nowrap; }

/* Bouton lune / soleil : la moitié active est en vert */
.nav__theme { flex: 0 0 auto; display: flex; padding: 0; border: 1px solid var(--hairline-fort); background: none; cursor: pointer; color: var(--blanc); }
.nav__theme span { width: 30px; height: 32px; display: flex; align-items: center; justify-content: center; transition: background 0.25s, color 0.25s; }
.nav__theme-lune { background: var(--vert); color: var(--sur-vert); }
.nav__theme[aria-pressed="true"] .nav__theme-lune { background: none; color: inherit; }
.nav__theme[aria-pressed="true"] .nav__theme-soleil { background: var(--vert); color: var(--sur-vert); }
.nav__theme:hover { border-color: var(--accent-clair); }

.nav__burger { display: none; background: none; border: 0; width: 44px; height: 44px; cursor: pointer; flex-direction: column; justify-content: center; gap: 7px; align-items: center; }
.nav__burger span { display: block; width: 26px; height: 1px; background: var(--blanc); transition: transform 0.25s, opacity 0.2s; }

@media (max-width: 960px) {
    .nav__burger { display: flex; order: 3; }
    .nav__inner { gap: 10px; }
    .nav__theme { order: 2; margin-left: auto; }
    .nav__menu {
        display: flex; position: absolute; left: 0; right: 0; top: var(--nav-h);
        flex-direction: column; align-items: stretch; gap: 0;
        background: var(--noir); border-bottom: 1px solid var(--hairline);
        padding: 8px var(--gutter) 28px;
        transform: translateY(-8px); opacity: 0; visibility: hidden; transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
    }
    .nav--open { background: var(--noir); }
    .nav--open .nav__menu { transform: none; opacity: 1; visibility: visible; }
    .nav__menu ul { position: static; transform: none; white-space: normal; flex-direction: column; gap: 0; }
    .nav__menu ul a { display: block; padding: 16px 0; border-bottom: 1px solid var(--hairline); font-size: 0.95rem; }
    .nav__tel { margin-top: 22px; margin-left: 0; justify-content: center; }
    .nav--open .nav__burger span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
    .nav--open .nav__burger span:nth-child(2) { opacity: 0; }
    .nav--open .nav__burger span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
}

/* --------------------------------------------------------------------------
   Croquis de chalet (SVG en 4 couches)
   -------------------------------------------------------------------------- */
.croquis { position: relative; }
.chalet { width: 100%; height: auto; overflow: visible; }
.chalet .l { transition: opacity 0.9s ease; }
.chalet line, .chalet polygon, .chalet polyline { fill: none; stroke: var(--trait); stroke-linecap: round; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.chalet .tr { stroke-width: 1.4; stroke: var(--blanc); }
.chalet .tr--fin { stroke-width: 0.9; opacity: 0.85; }
.chalet .cl { stroke-width: 0.6; opacity: 0.55; stroke: var(--accent); }
.chalet .cl--horizon { opacity: 0.25; }
.chalet .st { stroke-width: 0.7; opacity: 0.55; stroke: var(--accent); }
.chalet .st--fort { stroke-width: 1.1; opacity: 0.8; stroke: var(--accent); }
.chalet .cote { stroke-width: 0.7; opacity: 0.75; stroke: var(--accent); }
.chalet .trame { stroke-width: 0.5; opacity: 0.3; stroke: var(--accent); }
.chalet .cote-txt { font-family: var(--sans); font-size: 12px; letter-spacing: 0.08em; fill: var(--accent); opacity: 0.9; }
.chalet .l-fini polygon, .chalet .l-fini line, .chalet .l-fini ellipse { stroke: none; }
.chalet .mur--avant { fill: #232925; }
.chalet .mur--cote { fill: #181d1a; }
.chalet .toit--droit { fill: #101412; }
.chalet .toit--gauche { fill: #1a1f1c; }
.chalet .terrasse { fill: #262c28; }
.chalet .lame { stroke: #141816; stroke-width: 0.8; }
.chalet .bardage { stroke: #111513; stroke-width: 0.8; }
.chalet .vitre { fill: url(#vitre); opacity: 0.95; }
.chalet .sol { display: none; }
/* affichage clair : la maison finie devient blanche, comme sur les photos de jour */
[data-theme="clair"] .chalet .mur--avant { fill: #ffffff; }
[data-theme="clair"] .chalet .mur--cote { fill: #dde2d8; }
[data-theme="clair"] .chalet .toit--droit { fill: #2a302b; }
[data-theme="clair"] .chalet .toit--gauche { fill: #3f463f; }
[data-theme="clair"] .chalet .terrasse { fill: #cfd5c9; }
[data-theme="clair"] .chalet .lame, [data-theme="clair"] .chalet .bardage { stroke: #b4bbae; }
[data-theme="clair"] .chalet .vitre { fill: #2a302b; opacity: 0.85; }

/* étapes : ce qui est visible à chaque stade */
.croquis .l-plan, .croquis .l-structure, .croquis .l-fini { opacity: 0; }
.croquis.stage-2 .l-plan { opacity: 1; }
.croquis.stage-3 .l-structure { opacity: 1; }
.croquis.stage-3 .l-plan { opacity: 0.35; }
.croquis.stage-4 .l-fini { opacity: 1; }
.croquis.stage-4 .l-structure, .croquis.stage-4 .l-plan { opacity: 0; }
.croquis.stage-4 .l-croquis { opacity: 0.25; }

/* tracé animé au chargement (hero) */
.js .croquis--anime .l-contour polygon, .js .croquis--anime .l-contour line, .js .croquis--anime .l-croquis line {
    stroke-dasharray: 1600; stroke-dashoffset: 1600; animation: tracer 2.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}
.js .croquis--anime .l-croquis line { animation-duration: 3.2s; animation-delay: 0.3s; }
.js .croquis--anime .l-contour .tr--fin { animation-delay: 1s; }
@keyframes tracer { to { stroke-dashoffset: 0; } }

/* --------------------------------------------------------------------------
   Hero — éléments communs
   -------------------------------------------------------------------------- */
.hero { position: relative; background: var(--noir); overflow: hidden; padding-top: var(--nav-h); }
.hero__sur { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.24em; text-transform: uppercase; color: var(--accent); margin-bottom: 28px; display: flex; align-items: center; gap: 14px; line-height: 1.5; }
.hero__sur::before { content: ""; width: 34px; height: 1px; background: var(--accent); opacity: 0.7; flex: 0 0 auto; }
.hero__big { font-weight: 700; color: var(--blanc); line-height: 1.06; letter-spacing: -0.02em; text-wrap: balance; }
.hero__intro { margin-top: 26px; font-size: clamp(1rem, 1.3vw, 1.12rem); color: var(--texte); max-width: 46ch; line-height: 1.65; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 38px; }
.hero__faits { display: flex; flex-wrap: wrap; gap: 18px 44px; }
.hero__faits li { border-left: 1px solid var(--accent); padding-left: 16px; }
.hero__faits strong { display: block; font-size: 1.5rem; font-weight: 700; color: var(--blanc); line-height: 1.1; }
.hero__faits span { font-size: 0.78rem; letter-spacing: 0.06em; color: var(--texte-doux); }
.hero__croquis .chalet { overflow: visible; }

/* --- Variante A : grand mot-symbole, maison détourée par-dessus --- */
.hero--a .hero__inner { position: relative; min-height: min(calc(100svh - var(--nav-h)), 860px); display: flex; flex-direction: column; justify-content: flex-end; padding-top: clamp(20px, 3vw, 40px); padding-bottom: clamp(40px, 5vw, 64px); }
.hero--a .hero__mot { position: relative; z-index: 1; font-size: clamp(3.2rem, 11.6vw, 11.4rem); font-weight: 800; letter-spacing: -0.04em; line-height: 0.92; text-transform: uppercase; color: var(--blanc); margin-top: clamp(16px, 4vw, 48px); white-space: nowrap; }
.hero--a .hero__mot span { display: block; }
.hero--a .hero__mot .mot--2 { padding-left: 0.9em; opacity: 0.92; }
.hero--a .hero__maison { position: absolute; z-index: 2; right: -5%; top: 4%; width: 54%; pointer-events: none; }
.hero--a .hero__maison .chalet { transform: scale(1.1); transform-origin: 60% 55%; }
.hero--a .hero__bas { position: relative; z-index: 3; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 48px; align-items: end; margin-top: clamp(20px, 3vw, 40px); padding-top: 28px; border-top: 1px solid var(--hairline); }
.hero--a .hero__big { font-size: clamp(1.6rem, 3vw, 2.6rem); }
.hero--a .hero__intro { margin-top: 18px; }
.hero--a .hero__faits { margin-top: 0; justify-content: flex-end; }
@media (max-width: 960px) {
    .hero--a .hero__inner { min-height: 0; }
    .hero--a .hero__mot { font-size: clamp(2.6rem, 13vw, 6rem); white-space: normal; }
    .hero--a .hero__maison { position: relative; right: auto; top: auto; width: 100%; margin: -6% 0 -4%; }
    .hero--a .hero__maison .chalet { transform: none; }
    .hero--a .hero__bas { grid-template-columns: 1fr; gap: 28px; }
    .hero--a .hero__faits { justify-content: flex-start; }
}

/* --- Variante B : matière bois plein écran, carte verre avec la maison détourée --- */
.hero--b .hero__fond { position: absolute; inset: 0; z-index: 0; overflow: hidden; }
.hero--b .hero__fond svg { width: 100%; height: 100%; display: block; }
.hero--b .hero__fond::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(8,9,8,0.92) 0%, rgba(8,9,8,0.72) 45%, rgba(8,9,8,0.35) 100%), linear-gradient(180deg, rgba(8,9,8,0.6), transparent 30%, transparent 70%, rgba(8,9,8,0.9)); }
.hero--b .hero__inner { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: 48px; align-items: center; min-height: min(calc(100svh - var(--nav-h)), 860px); padding-block: clamp(48px, 6vw, 80px); }
.hero--b .hero__big { font-size: clamp(2.2rem, 4.6vw, 4rem); max-width: 14ch; }
.hero--b .hero__faits { margin-top: 44px; padding-top: 26px; border-top: 1px solid var(--hairline); }
.hero--b .hero__carte { position: relative; background: rgba(8,9,8,0.55); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border: 1px solid var(--hairline-fort); padding: clamp(20px, 3vw, 36px); display: flex; flex-direction: column; gap: 18px; justify-self: end; width: min(100%, 520px); }
.hero--b .hero__carte .croquis { margin: -6% -4% 0; }
.hero--b .hero__carte .chalet { transform: scale(1.12); transform-origin: 50% 60%; }
.hero--b .hero__carte-titre { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent); }
.hero--b .hero__carte-texte { font-size: 0.95rem; color: var(--texte); line-height: 1.6; }
.hero--b .hero__carte .btn { align-self: flex-start; }
.hero--b .hero__matiere { position: absolute; z-index: 1; right: var(--gutter); bottom: 22px; font-size: 0.66rem; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent); opacity: 0.6; }
@media (max-width: 960px) {
    .hero--b .hero__inner { grid-template-columns: 1fr; min-height: 0; }
    .hero--b .hero__carte { justify-self: stretch; width: 100%; }
    .hero--b .hero__fond::after { background: linear-gradient(180deg, rgba(8,9,8,0.9), rgba(8,9,8,0.75)); }
}

/* Sélecteur de variante (preprod uniquement) */
.variantes { position: fixed; right: 16px; bottom: 16px; z-index: 60; display: flex; gap: 1px; background: var(--hairline-fort); border: 1px solid var(--hairline-fort); font-size: 0.68rem; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase; }
.variantes a { padding: 9px 14px; background: var(--noir); color: var(--texte); text-decoration: none; }
.variantes a.est-active, .variantes a:hover { background: var(--vert); color: var(--sur-vert); }
@media (max-width: 700px) { .variantes { bottom: 70px; } }

/* --------------------------------------------------------------------------
   Sections
   -------------------------------------------------------------------------- */
.section { position: relative; padding-block: clamp(80px, 10vw, 140px); }
.section--noir { background: var(--noir); }
.section--noir-2 { background: var(--noir-2); }
.section + .section { border-top: 1px solid var(--hairline); }
.section__head { max-width: 780px; }
.section__head--split { max-width: none; display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: end; }
@media (max-width: 860px) { .section__head--split { grid-template-columns: 1fr; } }

/* Ligne « électrocardiogramme » (l'origine du sapin du logo) : retirée de la page d'accueil le 02.10.2026, encore utilisée par la V1 */
.ecg { position: absolute; left: 0; right: 0; top: -1px; height: 80px; pointer-events: none; }
.ecg svg { width: 100%; height: 100%; }
.ecg__path { fill: none; stroke: var(--vert); stroke-width: 1.6; stroke-linejoin: round; stroke-linecap: round; opacity: 0.7; }
.js .ecg__path { stroke-dasharray: 1400; stroke-dashoffset: 1400; }
.js .ecg.in-view .ecg__path { animation: ecg-draw 1.8s cubic-bezier(0.4, 0, 0.2, 1) forwards; }
@keyframes ecg-draw { to { stroke-dashoffset: 0; } }
.section--noir-2 .ecg + .container { padding-top: 40px; }

/* --------------------------------------------------------------------------
   Dernière réalisation (carte verre + image détourée)
   -------------------------------------------------------------------------- */
.derniere { margin-top: 56px; }
.derniere__carte { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(24px, 4vw, 56px); align-items: center; background: var(--verre); border: 1px solid var(--hairline); padding: clamp(24px, 4vw, 48px); position: relative; }
.derniere__carte::before { content: ""; position: absolute; inset: 0; background: radial-gradient(ellipse 50% 60% at 30% 60%, rgba(115,193,99,0.10), transparent 70%); pointer-events: none; }
.derniere__visuel { position: relative; min-height: 260px; display: flex; align-items: flex-end; justify-content: center; }
.derniere__visuel img { max-height: 420px; width: auto; filter: drop-shadow(0 30px 40px rgba(0,0,0,0.6)); }
.derniere__visuel .chalet { width: 100%; transform: scale(1.32); transform-origin: 50% 60%; }
.derniere__visuel { overflow: visible; }
.derniere__visuel .slot { position: absolute; top: 12px; left: 12px; font-size: 0.66rem; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; color: var(--accent); border: 1px solid var(--hairline-fort); padding: 5px 9px; }
.derniere__texte { position: relative; }
.derniere__texte h2 { font-size: clamp(1.5rem, 2.6vw, 2.2rem); }
.derniere__meta { display: flex; flex-wrap: wrap; gap: 8px 28px; margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--hairline); font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--texte-doux); }
.derniere__meta strong { color: var(--accent-clair); font-weight: 500; }
.derniere__texte .lien { margin-top: 28px; }
@media (max-width: 860px) { .derniere__carte { grid-template-columns: 1fr; } .derniere__visuel { min-height: 0; padding-top: 44px; } .derniere__visuel .chalet { transform: scale(1.08); } }

/* --------------------------------------------------------------------------
   Prestations
   -------------------------------------------------------------------------- */
.prestations { display: grid; gap: 1px; background: var(--hairline); border: 1px solid var(--hairline); margin-top: 64px; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.presta { position: relative; background: var(--noir); padding: 40px 30px 44px; transition: background 0.3s; }
.presta:hover { background: var(--noir-3); }
.presta__num { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.2em; color: var(--accent); }
.presta h3 { margin-top: 34px; font-size: 1.25rem; }
.presta p { margin-top: 14px; color: var(--texte); font-size: 0.95rem; line-height: 1.65; }

/* --------------------------------------------------------------------------
   Démarche : étapes + croquis qui évolue
   -------------------------------------------------------------------------- */
.demarche { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); gap: clamp(32px, 5vw, 80px); margin-top: 64px; align-items: start; }
.demarche__croquis { position: sticky; top: calc(var(--nav-h) + 24px); }
.demarche__croquis .chalet { width: 100%; }
.demarche__etat { margin-top: 18px; display: flex; align-items: center; gap: 14px; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent); min-height: 1.6em; }
.demarche__etat::before { content: ""; width: 34px; height: 1px; background: var(--accent); opacity: 0.7; }
.etapes { display: grid; gap: 0; }
.etape { padding: clamp(36px, 5vw, 64px) 0; border-top: 1px solid var(--hairline); display: grid; grid-template-columns: 64px 1fr; gap: 20px; transition: opacity 0.4s; }
.etape:last-child { border-bottom: 1px solid var(--hairline); }
.etape__num { font-size: 0.78rem; font-weight: 700; letter-spacing: 0.2em; line-height: 1.6; color: var(--accent); opacity: 0.55; transition: opacity 0.4s; }
.etape.est-active .etape__num { opacity: 1; }
.etape h3 { font-size: 1.35rem; }
.etape p { margin-top: 12px; color: var(--texte); line-height: 1.65; max-width: 46ch; }
@media (max-width: 860px) {
    .demarche { grid-template-columns: 1fr; }
    .demarche__croquis { position: relative; top: auto; order: -1; }
    .etape { grid-template-columns: 48px 1fr; }
}


/* Faits sur le bois */
.meleze__faits { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--hairline); border: 1px solid var(--hairline); }
.meleze__faits div { padding: 22px 20px; background: var(--noir-3); }
.meleze__faits dt { font-size: 0.68rem; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; color: var(--vert); }
.meleze__faits dd { margin-top: 8px; font-weight: 700; font-size: 1rem; color: var(--blanc); line-height: 1.3; }
@media (max-width: 700px) { .meleze__faits { grid-template-columns: 1fr 1fr; } }

/* --------------------------------------------------------------------------
   Le mélèze : tronc coupé + forces du bois
   -------------------------------------------------------------------------- */
.bois { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 72px); align-items: center; margin-top: 56px; }
.bois__tronc { position: relative; }
.tronc { width: 100%; height: auto; overflow: visible; }
.tronc .ecorce { fill: #171b18; stroke: var(--trait); stroke-width: 1.2; }
.tronc .ecorce-txt { fill: none; stroke: var(--trait); stroke-width: 0.6; opacity: 0.35; }
.tronc .face { fill: #151a17; stroke: var(--blanc); stroke-width: 1.4; }
.tronc .aubier { fill: rgba(255,255,255,0.07); }
.tronc .coeur { fill: rgba(115,193,99,0.10); }
.tronc .cerne { fill: none; stroke: var(--trait); stroke-width: 0.8; opacity: 0.7; }
.tronc .cerne--tard { stroke-width: 1.1; opacity: 0.85; }
.tronc .fente { fill: none; stroke: var(--trait); stroke-width: 0.8; opacity: 0.6; }
.tronc .repere-ligne { fill: none; stroke: var(--vert); stroke-width: 1; opacity: 0.8; }
.tronc .repere-point { fill: var(--noir); stroke: var(--vert); stroke-width: 1.2; }
.tronc .repere-num { font-family: var(--sans); font-size: 12px; font-weight: 700; fill: var(--vert); text-anchor: middle; }
.js .tronc .cerne { stroke-dasharray: 2000; stroke-dashoffset: 2000; }
.js .bois__tronc.in-view .cerne { animation: tracer 2.2s cubic-bezier(0.4, 0, 0.2, 1) forwards; }
.bois__texte h3 { font-size: clamp(1.5rem, 2.6vw, 2.1rem); }
.bois__texte > p { margin-top: 18px; color: var(--texte); line-height: 1.65; max-width: 48ch; }
.forces { margin-top: 32px; display: grid; gap: 0; border-top: 1px solid var(--hairline); }
.forces li { display: grid; grid-template-columns: 34px 1fr; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--hairline); align-items: baseline; }
.forces__num { width: 26px; height: 26px; border: 1px solid var(--vert); color: var(--vert); font-size: 0.7rem; font-weight: 700; display: inline-flex; align-items: center; justify-content: center; transform: translateY(2px); }
.forces h4 { font-size: 1rem; font-weight: 700; color: var(--blanc); }
.forces p { margin-top: 4px; font-size: 0.92rem; color: var(--texte); line-height: 1.55; }
@media (max-width: 860px) { .bois { grid-template-columns: 1fr; } }

/* --------------------------------------------------------------------------
   Atypiques
   -------------------------------------------------------------------------- */
.aty { margin-top: 56px; border-top: 1px solid var(--hairline); }
.aty__item { display: grid; grid-template-columns: 56px minmax(200px, 1fr) 2fr; gap: 16px 40px; align-items: baseline; padding: 32px 0; border-bottom: 1px solid var(--hairline); transition: background 0.3s; }
.aty__item:hover { background: linear-gradient(90deg, rgba(115,193,99,0.06), transparent 60%); }
.aty__num { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.2em; color: var(--accent); opacity: 0.8; }
.aty__item h3 { font-size: clamp(1.15rem, 1.6vw, 1.45rem); }
.aty__item p { color: var(--texte); max-width: 56ch; }
@media (max-width: 640px) { .aty__item { grid-template-columns: 40px 1fr; } .aty__item p { grid-column: 2; } }

/* --------------------------------------------------------------------------
   Galerie / placeholders photo
   -------------------------------------------------------------------------- */
.galerie { display: grid; gap: 16px; margin-top: 56px; grid-template-columns: repeat(2, 1fr); }
.galerie__large { grid-column: span 2; aspect-ratio: 16 / 9; }
@media (min-width: 900px) { .galerie { grid-template-columns: repeat(3, 1fr); } .galerie__large { grid-column: span 2; grid-row: span 2; aspect-ratio: auto; } }
.ph { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background-color: var(--noir-3); border: 1px solid var(--hairline);
    background-image: repeating-linear-gradient(100deg, var(--hairline) 0 1px, transparent 1px 10px); }
.ph::before { content: "Photo"; position: absolute; top: 14px; left: 14px; font-size: 0.64rem; font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent); border: 1px solid var(--hairline-fort); padding: 4px 8px; }
.ph figcaption { position: absolute; left: 16px; right: 16px; bottom: 14px; font-size: 0.82rem; letter-spacing: 0.04em; color: var(--texte-doux); }
.ph img { width: 100%; height: 100%; object-fit: cover; }

/* --------------------------------------------------------------------------
   Alexandre
   -------------------------------------------------------------------------- */
.qui { display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr); gap: clamp(32px, 6vw, 96px); align-items: center; }
.portrait { position: relative; max-width: 460px; }
.portrait img { width: 100%; height: auto; display: block; filter: saturate(0.85) contrast(1.02); }
.portrait::before { content: ""; position: absolute; left: 0; right: 0; top: 0; aspect-ratio: 1085 / 1400; background: linear-gradient(180deg, transparent 60%, rgba(8,9,8,0.55)); pointer-events: none; }
.portrait::after { content: ""; position: absolute; left: 18px; right: -18px; top: 18px; bottom: 30px; border: 1px solid var(--hairline-fort); pointer-events: none; z-index: -1; }
.portrait figcaption { margin-top: 30px; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent-clair); }
.qui__texte p + p { margin-top: 16px; }
.qui__texte .chapeau { max-width: 52ch; }
.qui__citation { margin-top: 32px; padding: 24px 0 0 24px; border-left: 1px solid var(--accent); font-size: 1.15rem; font-weight: 700; color: var(--blanc); line-height: 1.5; max-width: 40ch; }
.qui__signature { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 8px 28px; font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--texte-doux); }
.qui__signature strong { color: var(--accent-clair); font-weight: 700; }
@media (max-width: 860px) { .qui { grid-template-columns: 1fr; } .portrait { max-width: 360px; } }

/* --------------------------------------------------------------------------
   Contact
   -------------------------------------------------------------------------- */
.contact { display: grid; gap: 64px; grid-template-columns: 1fr 1.15fr; align-items: start; }
@media (max-width: 900px) { .contact { grid-template-columns: 1fr; } }
.coord { margin-top: 44px; }
.coord dt { font-size: 0.68rem; font-weight: 600; letter-spacing: 0.22em; text-transform: uppercase; color: var(--accent); margin-bottom: 8px; }
.coord dd { font-size: 1.15rem; font-weight: 700; color: var(--blanc); margin-bottom: 30px; line-height: 1.4; }
.coord dd a { text-decoration: none; }
.coord dd a:hover { color: var(--accent-clair); }
.coord .coord__doux { font-size: 0.98rem; font-weight: 400; color: var(--texte); }

.form { background: var(--verre); border: 1px solid var(--hairline); padding: clamp(24px, 4vw, 48px); }
.form__tete { margin-bottom: 28px; }
.form__tete h3 { font-size: 1.35rem; }
.form__tete p { margin-top: 6px; font-size: 0.84rem; color: var(--texte-doux); }
.form--indispo { color: var(--texte); }
.form--indispo a { color: var(--accent-clair); }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 20px; }
@media (max-width: 560px) { .form__row { grid-template-columns: 1fr; } }
.form__group { margin-bottom: 22px; }
.form__group label { display: block; font-size: 0.68rem; font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase; margin-bottom: 10px; color: var(--accent); }
.form__group label span { color: var(--accent); }
.form__group input, .form__group select, .form__group textarea {
    width: 100%; font: inherit; font-weight: 400; font-size: 1rem; color: var(--blanc); background: var(--champ);
    border: 1px solid var(--hairline); border-radius: 0; padding: 14px 15px; transition: border-color 0.2s, background 0.2s;
    -webkit-appearance: none; appearance: none;
}
.form__group input::placeholder, .form__group textarea::placeholder { color: var(--texte-doux); }
.form__group select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2373c163' stroke-width='1.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 40px; }
.form__group select option { color: var(--encre); }
.form__group textarea { resize: vertical; min-height: 140px; }
.form__group input:focus, .form__group select:focus, .form__group textarea:focus { outline: none; border-color: var(--accent-clair); background: var(--champ-focus); }
.form__group--error input, .form__group--error textarea { border-color: #d3543f; }
.form .cf-turnstile { margin: 6px 0 22px; }
.form .btn { width: 100%; }
.form__feedback { margin-top: 20px; padding: 14px 16px; font-weight: 500; border-left: 2px solid; }
.form__feedback--success { background: rgba(115,193,99,0.12); border-color: var(--vert); color: var(--accent-clair); }
.form__feedback--error { background: rgba(211,84,63,0.12); border-color: #d3543f; color: #d3543f; }
.form__note { margin-top: 18px; font-size: 0.84rem; color: var(--texte-doux); }
.form__note a { color: var(--accent-clair); }
.btn__spinner { display: inline-block; width: 16px; height: 16px; border: 2px solid rgba(128,128,128,0.4); border-top-color: var(--sur-vert); border-radius: 50%; animation: spin 0.7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer { background: var(--noir); color: var(--texte-doux); border-top: 1px solid var(--hairline); padding-block: clamp(56px, 7vw, 90px) 36px; font-size: 0.92rem; }
/* structure reprise de madeco-peinture.ch : marque, navigation, zones, contact, puis liens SEO et mentions */
.footer__grid { display: grid; gap: 48px; grid-template-columns: 1.5fr 1fr 1fr 1.3fr; }
@media (max-width: 960px) { .footer__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer__grid { grid-template-columns: 1fr; gap: 36px; } }
.footer__brand .logo-svg { width: 190px; height: auto; color: var(--blanc); }
.footer__brand p { margin-top: 24px; max-width: 36ch; line-height: 1.6; }
.footer__title { font-family: var(--sans); font-size: 0.68rem; font-weight: 700; letter-spacing: 0.22em; text-transform: uppercase; color: var(--blanc); margin-bottom: 20px; }
.footer__links { display: flex; flex-direction: column; gap: 12px; }
.footer__links a, .footer__links span { color: var(--texte); text-decoration: none; }
.footer__links a:hover, .footer__contact-item a:hover { color: var(--accent-clair); }
.footer__contact-item { display: grid; grid-template-columns: 18px 1fr; gap: 12px; align-items: start; margin-bottom: 14px; color: var(--texte); line-height: 1.5; }
.footer__contact-item svg { width: 18px; height: 18px; color: var(--accent); margin-top: 2px; }
.footer__contact-item a { color: inherit; text-decoration: none; }
.footer__seo-links { margin-top: 56px; text-align: center; font-size: 0.82rem; line-height: 2; }
.footer__seo-links a { color: var(--texte-doux); text-decoration: none; }
.footer__seo-links a:hover { color: var(--accent-clair); }
.footer__seo-dot { color: var(--texte-doux); opacity: 0.6; }
.footer__bottom { margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--hairline); display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px 24px; font-size: 0.82rem; }
.footer__legal { display: flex; flex-wrap: wrap; gap: 6px 12px; align-items: center; }
.footer__legal-sep { opacity: 0.5; }
.footer__bottom a { color: var(--texte); text-decoration: none; }
.footer__bottom a:hover { color: var(--accent-clair); }
.footer__foc-link { display: inline-flex; align-items: center; gap: 10px; font-size: 0.74rem; color: var(--texte-doux); }
.footer__foc-svg { width: 72px; height: auto; background: currentColor; border: 1px solid currentColor; }
.footer__foc-svg path { fill: var(--noir); }
.footer__foc-link:hover .footer__foc-svg { color: var(--accent-clair); }

/* CTA mobile */
.mobile-cta { position: fixed; left: 0; right: 0; bottom: 0; z-index: 40; display: none; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--hairline); transform: translateY(100%); transition: transform 0.3s; }
.mobile-cta--visible { transform: none; }
.mobile-cta__btn { display: flex; align-items: center; justify-content: center; padding: 17px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.78rem; text-decoration: none; }
.mobile-cta__btn--call { background: var(--vert); color: var(--sur-vert); }
.mobile-cta__btn--form { background: var(--noir); color: var(--blanc); }
@media (max-width: 700px) { .mobile-cta { display: grid; } }

/* --------------------------------------------------------------------------
   Pages simples (404, protection des données)
   -------------------------------------------------------------------------- */
.page-simple { padding-top: calc(var(--nav-h) + clamp(60px, 8vw, 110px)); }
.page-simple h1 { font-size: clamp(2.4rem, 5vw, 4rem); max-width: 18ch; }
.page-simple .chapeau { margin-bottom: 36px; }
.contenu { max-width: 760px; margin-top: 48px; }
.contenu h2 { font-size: 1.6rem; margin-top: 44px; margin-bottom: 12px; }
.contenu p, .contenu li { color: var(--texte); line-height: 1.65; margin-bottom: 12px; }
.contenu ul { list-style: square; padding-left: 20px; }
.contenu a { color: var(--accent-clair); }

/* --------------------------------------------------------------------------
   Apparitions au scroll
   -------------------------------------------------------------------------- */
.js .reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.9s cubic-bezier(0.2, 0.6, 0.2, 1), transform 0.9s cubic-bezier(0.2, 0.6, 0.2, 1); }
.js .reveal.in-view { opacity: 1; transform: none; }
.prestations .presta:nth-child(2) { transition-delay: 0.1s; }
.prestations .presta:nth-child(3) { transition-delay: 0.2s; }
.prestations .presta:nth-child(4) { transition-delay: 0.3s; }
.hero__title.reveal { transition-delay: 0.1s; }
.hero__intro.reveal { transition-delay: 0.2s; }
.hero__actions.reveal { transition-delay: 0.3s; }
.hero__points.reveal { transition-delay: 0.4s; }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .js .reveal { opacity: 1; transform: none; transition: none; }
    .js .ecg__path { stroke-dashoffset: 0; animation: none; }
    .js .croquis--anime .l-contour polygon, .js .croquis--anime .l-contour line, .js .croquis--anime .l-croquis line { animation: none; stroke-dashoffset: 0; }
    .chalet .l { transition: none; }
}