/* Pages produits – mêmes jetons que la page d'accueil */
:root{
  --nuit:#1C1A18; --mur:#F4F2EE; --blanc:#FFFFFF;
  --profil:#2E3438; --profil-2:#3C4348;
  --or:#E9B562; --or-2:#F6D39A;
  --signal:#C4202E; --signal-2:#A51A26;
  --texte:#22272A; --doux:#5C656B; --ligne:#DDD8D0; --sable:#F3EEE6;
  --todo:#B45309; --wa:#1F8F4E;
  --wrap:1180px;
  --police:"Archivo",system-ui,-apple-system,"Segoe UI",sans-serif;
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--mur);color:var(--texte);font-family:var(--police);font-size:17px;line-height:1.6;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit}
button{font:inherit}
:focus-visible{outline:3px solid var(--signal);outline-offset:3px}
.wrap{max-width:var(--wrap);margin:0 auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
.todo{border-bottom:2px dashed var(--todo);color:var(--todo);font-weight:600}
h1,h2,h3{font-stretch:80%;line-height:1.08;margin:0;text-wrap:balance}
h1{font-size:clamp(36px,5vw,60px);font-weight:800;letter-spacing:-.5px}
h2{font-size:clamp(28px,3.6vw,42px);font-weight:800;margin-bottom:14px}
h3{font-size:clamp(22px,2.2vw,28px);font-weight:700}
section{padding-block:72px;scroll-margin-top:80px}
@media (max-width:640px){section{padding-block:52px}}
.intro{color:var(--doux);max-width:42em;margin:0 0 36px;font-size:18px}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;background:var(--signal);color:#fff;text-decoration:none;font-weight:700;padding:14px 22px;border-radius:4px;border:0;cursor:pointer;transition:background .15s}
.btn:hover{background:var(--signal-2)}
.btn-line{background:transparent;color:var(--profil);box-shadow:inset 0 0 0 2px var(--profil)}
.btn-line:hover{background:var(--profil);color:#fff}
.btn-clair{background:#fff;color:var(--profil)}
.btn-clair:hover{background:var(--or-2)}
.actions{display:flex;flex-wrap:wrap;gap:12px}

/* En-tête */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:61;background:var(--mur)}
header.entete{position:sticky;top:env(safe-area-inset-top,0px);z-index:60;background:rgba(244,242,238,.96);backdrop-filter:blur(8px);box-shadow:0 1px 0 var(--ligne)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;font-stretch:78%;font-size:23px;white-space:nowrap;color:var(--profil)}
.logo small{font-weight:500;font-size:.62em;opacity:.8;font-stretch:90%}
.nav ul{display:flex;gap:22px;list-style:none;margin:0;padding:0}
.nav ul a{text-decoration:none;color:var(--doux);font-weight:500;white-space:nowrap}
.nav ul a:hover,.nav ul a[aria-current="page"]{color:var(--texte)}
.nav ul a[aria-current="page"]{box-shadow:inset 0 -2px 0 var(--signal)}
.nav .btn{white-space:nowrap}
@media (max-width:1100px){.nav ul{display:none}}
@media (max-width:640px){.nav{height:64px}.logo{font-size:20px}.nav .btn{padding:10px 14px;font-size:15px}}
@media (max-width:400px){.logo small{display:none}}

/* Fil d'Ariane et autres gammes */
.ariane{font-size:14px;color:var(--doux);padding-block:18px 0}
.ariane ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.ariane li+li::before{content:"/";margin-right:6px;color:#B5AEA3}
.ariane a{color:var(--doux)}
.gammes{display:flex;gap:8px;overflow-x:auto;padding-block:16px 4px;scrollbar-width:none}
.gammes::-webkit-scrollbar{display:none}
.gammes a{flex:none;text-decoration:none;border:1px solid var(--ligne);background:#fff;padding:8px 14px;border-radius:40px;font-weight:600;font-size:14.5px;white-space:nowrap}
.gammes a[aria-current="page"]{background:var(--profil);color:#fff;border-color:var(--profil)}

/* Ouverture de page */
.ouverture{padding-block:28px 64px}
.ouverture .grille{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.ouverture .grille>*{min-width:0}
.ouverture p.lead{font-size:clamp(17px,1.6vw,19px);color:var(--doux);margin:18px 0 26px;max-width:34em}
.ouverture img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:4px}
.atouts{display:flex;flex-wrap:wrap;gap:8px 22px;list-style:none;margin:26px 0 0;padding:0;font-weight:600;font-size:15px;color:var(--profil)}
.atouts li{display:flex;align-items:center;gap:8px}
.atouts li::before{content:"";width:9px;height:9px;background:var(--or);border-radius:1px}
@media (max-width:860px){.ouverture .grille{grid-template-columns:1fr;gap:28px}.ouverture .grille img{order:-1}}

/* Sommaire des modèles */
.sommaire{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 40px;padding:0;list-style:none}
.sommaire a{display:inline-block;text-decoration:none;font-weight:600;font-size:15px;padding:8px 14px;border-radius:3px;background:var(--sable);color:var(--profil)}
.sommaire a:hover{background:var(--ligne)}

/* Modèles */
.modele{display:grid;grid-template-columns:1fr 1.05fr;gap:48px;align-items:start;padding-block:40px;border-top:1px solid var(--ligne);scroll-margin-top:90px}
.modele>*{min-width:0}
.modele:nth-of-type(even) .modele-img{order:2}
.modele-img img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:4px}
.modele p{color:#3F4448;margin:12px 0 0}
.puces-tech{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.puces-tech li{font-size:13.5px;font-weight:600;color:var(--profil);background:var(--sable);border-radius:3px;padding:4px 9px;font-variant-numeric:tabular-nums}
.fiche-tech{margin:20px 0 22px;border-top:2px solid var(--profil)}
.fiche-tech div{display:grid;grid-template-columns:minmax(120px,38%) 1fr;gap:14px;padding:9px 0;border-bottom:1px solid var(--ligne);font-size:15.5px}
.fiche-tech dt{font-weight:700;color:var(--profil)}
.fiche-tech dd{margin:0;color:#3F4448;font-variant-numeric:tabular-nums}
@media (max-width:860px){.modele{grid-template-columns:1fr;gap:20px;padding-block:32px}.modele:nth-of-type(even) .modele-img{order:0}}
@media (max-width:480px){.fiche-tech div{grid-template-columns:1fr;gap:2px}}
.note-tech{font-size:13.5px;color:var(--doux);margin:28px 0 0;max-width:62em}

/* Guide */
.guide{background:var(--profil);color:#E8ECEE}
.guide h2{color:#fff}
.guide-grille{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:0;border-top:1px solid rgba(255,255,255,.15)}
.guide-grille div{padding:26px 26px 0 0}
.guide-grille h3{color:#fff;font-size:21px;margin-bottom:8px}
.guide-grille p{margin:0;color:#BFC7CB;font-size:16px}

/* FAQ */
.faq details{border-bottom:1px solid var(--ligne);padding:18px 0}
.faq summary{cursor:pointer;font-weight:700;font-size:18px;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:26px;line-height:1;color:var(--or);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin:10px 0 0;color:var(--doux);max-width:50em}
.faq-grille{display:grid;grid-template-columns:1fr 1.6fr;gap:56px}
@media (max-width:900px){.faq-grille{grid-template-columns:1fr;gap:20px}}

/* Étapes (page remplacement) */
.etapes{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:28px;counter-reset:e}
.etapes li{counter-increment:e;border-top:3px solid var(--profil);padding-top:16px}
.etapes li::before{content:counter(e);display:block;font-weight:800;font-stretch:72%;font-size:46px;line-height:1;color:var(--or);margin-bottom:10px}
.etapes h3{font-size:20px;margin-bottom:6px}
.etapes p{margin:0;color:var(--doux);font-size:16px}
.deux-col{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.deux-col>*{min-width:0}
.deux-col p{color:#3F4448}
@media (max-width:860px){.deux-col{grid-template-columns:1fr;gap:20px}}
.liste-signes{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.liste-signes li{display:flex;gap:12px;color:#3F4448}
.liste-signes li::before{content:"";flex:none;width:10px;height:10px;margin-top:8px;background:var(--or);border-radius:1px}

/* Bandeau devis */
.bande{background:var(--signal);color:#fff;padding-block:52px}
.bande .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.bande h2{color:#fff;margin:0;font-size:clamp(26px,3vw,36px);max-width:18em}
.bande p{margin:8px 0 0;color:rgba(255,255,255,.88)}

/* Autres gammes en bas de page */
.autres{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.autres a{display:block;text-decoration:none;background:#fff;border:1px solid var(--ligne);border-radius:4px;overflow:hidden}
.autres a:hover{border-color:var(--profil)}
.autres img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover}
.autres span{display:block;padding:12px 14px;font-weight:700}

/* Pied */
.pied{background:#151311;color:#A9A196;padding-block:56px 110px;font-size:14.5px}
.pied-grille{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:36px}
.pied h3{color:#fff;font-size:17px;margin-bottom:12px}
.pied p{margin:0 0 6px}
.pied ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.pied a{color:#E6DFD4}
.pied .todo{color:#F3B26B;border-color:#F3B26B}
@media (max-width:900px){.pied-grille{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.pied-grille{grid-template-columns:1fr}}

/* Barre de contact sur téléphone */
.barre-mobile{display:none}
@media (max-width:640px){
  .barre-mobile{display:grid;grid-template-columns:1fr 1.4fr;position:fixed;left:0;right:0;bottom:0;z-index:55;background:rgba(255,255,255,.97);backdrop-filter:blur(10px);box-shadow:0 -6px 20px rgba(0,0,0,.14);gap:8px;padding:8px max(8px,env(safe-area-inset-right,0px)) max(8px,env(safe-area-inset-bottom,0px)) max(8px,env(safe-area-inset-left,0px));transition:transform .3s ease}
  .barre-mobile.cache{transform:translateY(calc(100% + 10px))}
  .barre-mobile a{display:flex;align-items:center;justify-content:center;text-decoration:none;font-weight:700;font-size:15px;border-radius:4px;padding:12px 6px}
  .bm-wa{background:var(--wa);color:#fff}
  .bm-devis{background:var(--signal);color:#fff}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
.guide .etapes h3{color:#fff}
.guide .etapes p{color:#BFC7CB}
.deux-col h3{margin:18px 0 6px}
#pose h2{margin-bottom:8px}
.photo-note{font-size:12.5px;color:#8A8F93;margin:6px 0 0}