/* Layout : grandes photos plein cadre, beaucoup d'air, colonnes de texte étroites ; transitions douces entre les pages. */
:root{
  --fond:#f3f5ef;      /* sauge très clair */
  --fond-2:#e7ece2;    /* sauge clair, bandes alternées */
  --carte:#fbfcf9;
  --encre:#1e2a22;     /* vert presque noir */
  --doux:#5a695d;      /* texte secondaire */
  --vert:#2f5b3a;      /* feuillage, accent */
  --tendre:#9cbb84;    /* jeune pousse, accent clair */
  --nuit:#1d2620;      /* bandeaux sombres */
  --sur-nuit:#eef2ea;
  --trait:rgba(30,42,34,.12);
  --ombre:0 18px 40px -24px rgba(30,42,34,.45);
  --f-titre:"Newsreader", "Iowan Old Style", Georgia, serif;
  --f-texte:"Hanken Grotesk", "Segoe UI", system-ui, -apple-system, sans-serif;
  --r:14px;
  --doux-ease:cubic-bezier(.22,.8,.28,1);
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --fond:#141a16;--fond-2:#1a221d;--carte:#1f2822;--encre:#e9eee6;--doux:#a5b2a7;--vert:#a9cc8f;--tendre:#a9cc8f;--nuit:#0e130f;--sur-nuit:#e9eee6;--trait:rgba(233,238,230,.12);--ombre:0 18px 40px -24px rgba(0,0,0,.8);color-scheme:dark}}
:root[data-theme="dark"]{--fond:#141a16;--fond-2:#1a221d;--carte:#1f2822;--encre:#e9eee6;--doux:#a5b2a7;--vert:#a9cc8f;--tendre:#a9cc8f;--nuit:#0e130f;--sur-nuit:#e9eee6;--trait:rgba(233,238,230,.12);--ombre:0 18px 40px -24px rgba(0,0,0,.8);color-scheme:dark}

/* Transitions entre les pages (navigateurs récents) */
@view-transition{navigation:auto}
::view-transition-old(root){animation:sortie .35s var(--doux-ease) both}
::view-transition-new(root){animation:entree .55s var(--doux-ease) both}
@keyframes sortie{to{opacity:0;transform:translateY(-8px)}}
@keyframes entree{from{opacity:0;transform:translateY(14px)}}
.top{view-transition-name:entete}
.hero-img{view-transition-name:photo}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--fond);color:var(--encre);font:400 1.0625rem/1.7 var(--f-texte);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;height:auto}
a{color:var(--vert);text-underline-offset:4px}
:focus-visible{outline:2px solid var(--tendre);outline-offset:3px;border-radius:4px}
h1,h2,h3{font-family:var(--f-titre);font-weight:500;line-height:1.08;text-wrap:balance;margin:0;letter-spacing:-.01em}
h1{font-size:clamp(2.4rem,6vw,4.2rem)}
h2{font-size:clamp(1.9rem,4vw,2.8rem)}
h3{font-size:1.45rem}
h1 em,h2 em{font-style:italic;color:var(--tendre)}
p{margin:0}
.wrap{max-width:1120px;margin:0 auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
.label{font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;font-weight:600;color:var(--doux)}

/* Apparition douce au défilement (le contenu reste visible sans le support) */
@supports (animation-timeline: view()){
  .monte{animation:monte linear both;animation-timeline:view();animation-range:entry 0% entry 40%}
  @keyframes monte{from{transform:translateY(32px) scale(.985)}}
}

/* En-tête */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--nuit)}
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:9;background:color-mix(in srgb,var(--fond) 82%,transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--trait)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:14px;flex-wrap:wrap}
.logo{font-family:var(--f-titre);font-size:1.45rem;color:var(--encre);text-decoration:none}
.logo i{color:var(--vert)}
nav{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
nav a{color:var(--encre);text-decoration:none;font-weight:500;font-size:.98rem;padding:7px 14px;border-radius:999px;transition:background .3s var(--doux-ease)}
nav a:hover{background:var(--fond-2)}
nav a[aria-current="page"]{background:var(--fond-2);color:var(--vert);font-weight:600}
.tel{display:inline-flex;align-items:center;gap:8px;background:var(--vert);color:var(--fond);font-weight:600;text-decoration:none;padding:10px 18px;border-radius:999px;white-space:nowrap;font-variant-numeric:tabular-nums;transition:transform .3s var(--doux-ease),box-shadow .3s}
.tel:hover{transform:translateY(-2px);box-shadow:var(--ombre)}

/* Héros plein cadre */
.hero{position:relative;color:#f4f7f1;overflow:hidden;background:var(--nuit)}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.92;animation:respire 18s ease-in-out infinite alternate}
@keyframes respire{to{transform:scale(1.06)}}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(14,19,15,.86) 0%,rgba(14,19,15,.55) 45%,rgba(14,19,15,.15) 100%)}
.hero .wrap{position:relative;z-index:1;padding-block:clamp(72px,12vw,140px) clamp(64px,10vw,120px);display:grid;gap:22px;max-width:1120px}
.hero h1{max-width:13ch;color:#f4f7f1}
.hero h1 em{color:#bcd6a6}
.hero .lead{font-size:1.2rem;max-width:40ch;opacity:.92}
.hero .label{color:#bcd6a6}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:8px}
.btn{display:inline-flex;align-items:center;gap:10px;padding:13px 22px;border-radius:999px;font-weight:600;text-decoration:none;transition:transform .3s var(--doux-ease),background .3s,box-shadow .3s}
.btn.plein{background:#bcd6a6;color:#14201a}
.btn.clair{border:1px solid rgba(244,247,241,.5);color:#f4f7f1}
.btn:hover{transform:translateY(-2px)}
.btn.clair:hover{background:rgba(244,247,241,.1)}
.repere{display:flex;gap:36px;flex-wrap:wrap;margin-top:18px;font-size:.95rem;opacity:.9}
.repere b{display:block;font-family:var(--f-titre);font-weight:500;font-size:2rem;color:#bcd6a6;line-height:1.1}

/* Sections */
section{padding-block:clamp(64px,9vw,112px)}
.alt{background:var(--fond-2)}
.intro{max-width:60ch;display:grid;gap:14px;margin-bottom:44px}
.intro p:not(.label){color:var(--doux);font-size:1.1rem}

/* Métiers */
.metiers{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
.metier{display:grid;gap:18px;text-decoration:none;color:inherit}
.metier .photo{border-radius:var(--r);overflow:hidden;box-shadow:var(--ombre)}
.metier img{aspect-ratio:4/3;object-fit:cover;width:100%;transition:transform 1s var(--doux-ease)}
.metier:hover img{transform:scale(1.04)}
.metier .tag{color:var(--vert)}
.metier p{color:var(--doux)}
.metier .suite{font-weight:600;color:var(--vert);display:inline-flex;gap:8px;align-items:center}
.metier .suite span{transition:transform .3s var(--doux-ease)}
.metier:hover .suite span{transform:translateX(5px)}

/* Avant / après glissant */
.comparer{position:relative;border-radius:var(--r);overflow:hidden;box-shadow:var(--ombre);max-width:560px;margin-inline:auto;aspect-ratio:3/4;--pos:50%;touch-action:pan-y}
.comparer img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.comparer .avant{clip-path:inset(0 calc(100% - var(--pos)) 0 0)}
.comparer .ligne{position:absolute;top:0;bottom:0;left:var(--pos);width:2px;background:#f4f7f1;transform:translateX(-1px);pointer-events:none}
.comparer .ligne::after{content:"⟷";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:46px;height:46px;border-radius:50%;background:#f4f7f1;color:#14201a;display:grid;place-items:center;font-size:1.1rem;box-shadow:0 6px 20px rgba(0,0,0,.3)}
.comparer input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize;margin:0}
.comparer .badge{position:absolute;top:14px;padding:5px 12px;border-radius:999px;background:rgba(14,19,15,.7);color:#f4f7f1;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;pointer-events:none}
.comparer .b1{left:14px}.comparer .b2{right:14px}
.duo{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}

/* Galerie */
.galerie{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.galerie figure{margin:0;border-radius:var(--r);overflow:hidden}
.galerie img{aspect-ratio:4/5;object-fit:cover;width:100%;transition:transform 1s var(--doux-ease)}
.galerie figure:hover img{transform:scale(1.04)}

/* Étapes */
.etapes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:40px;padding:0;margin:0;counter-reset:e}
.etapes li{list-style:none;display:grid;gap:10px;padding-top:22px;border-top:1px solid var(--trait);min-width:0}
.etapes li::before{counter-increment:e;content:"Étape " counter(e);font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--vert);font-weight:600}
.etapes p{color:var(--doux)}

/* Zone */
.zone{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.communes{display:flex;flex-wrap:wrap;gap:10px;padding:0;margin:0;list-style:none}
.communes li{background:var(--carte);border:1px solid var(--trait);padding:8px 16px;border-radius:999px;font-size:.95rem}

/* Bandeau appel */
.appel{background:var(--nuit);color:var(--sur-nuit)}
.appel .wrap{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.appel h2{color:var(--sur-nuit);max-width:20ch}
.appel p{opacity:.8;margin-top:10px}
.appel .tel{background:#bcd6a6;color:#14201a;font-size:1.1rem;padding:14px 24px}

/* Texte long */
.texte{max-width:64ch;display:grid;gap:18px}
.texte h2{margin-top:28px;font-size:clamp(1.6rem,3vw,2.1rem)}
.texte ul{margin:0;padding-left:1.2em;display:grid;gap:8px;color:var(--doux)}
.texte p{color:var(--doux)}

/* Contact */
.contact{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
.coord{display:grid;gap:22px}
.coord div{display:grid;gap:2px}
.coord .num{font-family:var(--f-titre);font-size:2.2rem;font-variant-numeric:tabular-nums;color:var(--encre);text-decoration:none}
form{display:grid;gap:16px;background:var(--carte);border:1px solid var(--trait);border-radius:var(--r);padding:28px;box-shadow:var(--ombre)}
label{display:grid;gap:6px;font-weight:500;font-size:.95rem}
input,textarea,select{font:inherit;padding:12px 14px;border:1px solid var(--trait);border-radius:10px;background:var(--fond);color:var(--encre);width:100%;transition:border-color .3s,box-shadow .3s}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--vert);box-shadow:0 0 0 4px color-mix(in srgb,var(--vert) 18%,transparent)}
textarea{min-height:140px;resize:vertical}
button[type=submit]{font:inherit;font-weight:600;background:var(--vert);color:var(--fond);border:0;border-radius:999px;padding:14px 26px;cursor:pointer;justify-self:start;transition:transform .3s var(--doux-ease)}
button[type=submit]:hover{transform:translateY(-2px)}
.note{font-size:.92rem;color:var(--doux)}
.ok{background:var(--fond-2);border-radius:10px;padding:12px 14px}

/* Pied */
footer{background:var(--nuit);color:var(--sur-nuit);font-size:.95rem}
footer .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;padding-block:56px}
footer a{color:var(--sur-nuit);opacity:.85;text-decoration:none}
footer a:hover{opacity:1;text-decoration:underline}
footer .col{display:grid;gap:6px;align-content:start;min-width:0}
footer .logo{color:var(--sur-nuit)}
footer .logo i{color:#bcd6a6}

@media (max-width:860px){
  .zone,.contact,.duo{grid-template-columns:1fr}
  .metiers,.etapes{grid-template-columns:1fr}
  .galerie{grid-template-columns:repeat(2,minmax(0,1fr))}
  footer .wrap{grid-template-columns:1fr}
  nav{order:3;width:100%}
  .top .tel{padding:8px 14px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after,::view-transition-group(*),::view-transition-old(*),::view-transition-new(*){animation:none!important;transition:none!important}
}