*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--papier);color:var(--encre);font-family:var(--police);font-size:16px;line-height:1.55}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
h1,h2,h3,h4{margin:0;text-wrap:balance}
p{margin:0}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--cuivre);outline-offset:3px}

header{position:relative;z-index:20;background:var(--papier);border-bottom:1.5px solid var(--encre)}
.barre{max-width:var(--max);margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 16px 8px 10px}
.marque{display:flex;align-items:center;gap:10px;min-height:48px;text-decoration:none}
.marque svg{width:40px;height:46px;flex:none}
.marque b{display:block;font-stretch:80%;font-weight:760;font-size:17px;line-height:1.15}
.marque small{display:block;font-size:12.5px;color:var(--gris)}
.menu-bouton{min-height:44px;min-width:66px;padding:0 14px;border:1.5px solid var(--encre);background:transparent;color:var(--encre);font:700 15px var(--police);cursor:pointer}
.menu-bouton[aria-expanded="true"]{background:var(--encre);color:var(--papier)}
nav{display:flex;align-items:center;gap:4px}
nav a{display:inline-flex;align-items:center;min-height:44px;padding:0 12px;font-weight:600;font-size:15.5px;text-decoration:none}
nav a[aria-current="page"]{text-decoration:underline;text-decoration-color:var(--cuivre);text-decoration-thickness:2px;text-underline-offset:6px}
nav a.cta{gap:8px;margin-left:8px;padding:0 16px;background:var(--encre);color:var(--papier);font-variant-numeric:tabular-nums}
nav a.cta svg{width:16px;height:16px;flex:none}
@media(hover:hover){nav a:not(.cta):hover{text-decoration:underline;text-decoration-color:var(--cuivre);text-decoration-thickness:2px;text-underline-offset:6px}nav a.cta:hover{background:var(--cuivre-fonce)}}
@media(min-width:821px){.menu-bouton{display:none}}
@media(max-width:820px){
  nav{position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:0;padding:6px 16px 16px;background:var(--papier);border-bottom:1.5px solid var(--encre)}
  nav a{min-height:52px;padding:0 4px;border-bottom:1px solid var(--filet);font-size:17px}
  nav a.cta{margin:12px 0 0;justify-content:center;border-bottom:0}
}
@media(max-width:399px){.marque small{display:none}}

main{display:block}
.circuit{--axe:26.5px;--pad:58px;position:relative;max-width:var(--max);margin:0 auto;padding-bottom:72px}
.fil{position:absolute;left:calc(var(--axe) - 1.5px);top:60px;bottom:60px;width:3px;background:var(--trait)}
.fil i{position:absolute;inset:0;background:var(--cuivre);transform-origin:50% 0}
.courant .fil i{transform:scaleY(0)}
.noeud{position:relative;margin-top:72px;padding:0 18px 0 var(--pad)}
.sym{position:absolute;left:calc(var(--axe) - 17px);top:0;width:34px;height:34px;color:var(--encre);transition:color .35s}
.sym svg{display:block;width:100%;height:100%;overflow:visible}
.sym .fond{fill:var(--papier)}
.sym text{font:700 14px var(--police);fill:currentColor;transition:fill .35s}
.sym .rond{transition:fill .35s}
.alim>.sym{color:var(--cuivre)}
.alim>.sym .rond{fill:var(--cuivre)}
.alim>.sym text{fill:var(--papier)}

h1{font-stretch:68%;font-weight:760;font-size:clamp(46px,9.6vw,104px);line-height:.94;letter-spacing:-.005em}
.n-page h1{font-size:clamp(44px,8vw,88px)}
h2{font-stretch:72%;font-weight:760;font-size:clamp(32px,5vw,58px);line-height:1}
h3{font-stretch:88%;font-weight:700;font-size:18px;line-height:1.25}
.chapeau{margin-top:16px;max-width:38em;color:var(--gris);font-size:17px}
.sous{margin-top:10px;max-width:42em;color:var(--gris);font-size:15.5px}
.loi{max-width:40em;color:var(--gris);font-size:13.5px}
.note-demo{margin-top:14px;max-width:44em;color:var(--gris);font-size:13px}
.suite{margin-top:16px}
.suite a{display:inline-flex;align-items:center;min-height:44px;font-weight:700;text-decoration:underline;text-decoration-color:var(--cuivre);text-decoration-thickness:2px;text-underline-offset:5px}

.n-source{margin-top:0;padding-top:34px}
.n-source>.sym{top:39px}
.hero-grille{display:grid;gap:30px}
.actions{display:grid;gap:10px;max-width:460px;margin-top:24px}
.preuves{list-style:none;display:grid;gap:8px;margin:22px 0 0;padding:0;font-weight:600;font-size:15px}
.preuves li{display:flex;align-items:baseline;gap:10px}
.preuves li::before{content:"";flex:none;width:10px;height:10px;border:2px solid var(--cuivre)}
.hero-photo{margin:0 -18px 0 0}
.hero-photo img{width:100%;aspect-ratio:4/5;object-fit:cover;object-position:50% 25%}
.hero-photo figcaption{padding:8px 18px 0 0;color:var(--gris);font-size:13px}
.bande{list-style:none;display:grid;margin:30px 0 0;padding:0;border-top:1.5px solid var(--encre)}
.bande li{padding:12px 0;border-bottom:1px solid var(--filet);font-size:15px}

.btn{position:relative;isolation:isolate;overflow:hidden;display:grid;grid-template-columns:1fr 54px;min-height:56px;padding:0;border:1.5px solid var(--encre);border-radius:0;background:var(--blanc);color:var(--encre);font:700 16px var(--police);text-align:left;text-decoration:none;cursor:pointer}
.btn>span{display:flex;align-items:center;padding:0 16px}
.btn .borne{justify-content:center;padding:0;border-left:1.5px solid var(--encre)}
.btn .borne svg{width:20px;height:20px}
.btn::before{content:"";position:absolute;inset:0;z-index:-1;background:var(--cuivre-clair);transform:scaleX(0);transform-origin:0 50%;transition:transform .32s cubic-bezier(.3,.7,.2,1)}
.btn:active::before{transform:scaleX(1)}
.btn.plein{background:var(--encre);color:var(--papier)}
.btn.plein::before{background:var(--cuivre-fonce)}
.btn.plein .borne{background:var(--cuivre);border-left-color:var(--cuivre);color:var(--encre)}
@media(hover:hover){.btn:hover::before{transform:scaleX(1)}}

.departs{list-style:none;margin:18px 0 0;padding:0;border-top:1.5px solid var(--encre)}
.departs li{position:relative}
.departs li::before,.departs li::after{content:"";position:absolute;top:22px;left:calc(var(--axe) - var(--pad) - 4px);width:calc(var(--pad) - var(--axe) - 2px);height:8px;background:radial-gradient(circle at 4px 4px,var(--c) 3.5px,transparent 4px),linear-gradient(var(--c),var(--c)) 8px 3px/100% 2px no-repeat}
.departs li::before{--c:var(--trait)}
.departs li::after{--c:var(--cuivre);opacity:0;transition:opacity .35s}
.departs li.alim::after{opacity:1}
.departs a{display:grid;gap:2px;padding:14px 0 16px;border-bottom:1px solid var(--trait);text-decoration:none}
.departs b{font-stretch:88%;font-weight:700;font-size:18px;line-height:1.25}
.departs span{color:var(--gris);font-size:14.5px}
.departs small{margin-top:4px;color:var(--cuivre-texte);font-size:13px;font-weight:600}
@media(hover:hover){.departs a:hover b{text-decoration:underline;text-decoration-color:var(--cuivre);text-decoration-thickness:2px;text-underline-offset:4px}}

.cartouche{border:1.5px solid var(--encre);background:var(--blanc);font-size:14.5px}
.c-tete{display:flex;justify-content:space-between;border-bottom:1.5px solid var(--encre)}
.c-tete b{padding:10px 12px;font-stretch:88%;font-size:16px;line-height:1.25}
.c-tete span{display:flex;align-items:center;padding:0 12px;border-left:1.5px solid var(--encre);color:var(--cuivre-texte);font-size:12.5px;font-weight:700}
.cartouche dl{margin:0}
.cartouche dl div{display:grid;grid-template-columns:minmax(0,1fr) auto;border-bottom:1px solid var(--trait)}
.cartouche dt{padding:10px 12px;font-weight:600;line-height:1.3}
.cartouche dt small{display:block;margin-top:2px;color:var(--gris);font-size:12.5px;font-weight:400}
.cartouche dd{display:flex;align-items:center;justify-content:flex-end;min-width:84px;margin:0;padding:0 12px;border-left:1px solid var(--trait);font-weight:760;font-variant-numeric:tabular-nums;white-space:nowrap}
.cartouche dl.coord div{grid-template-columns:auto minmax(0,1fr)}
.cartouche dl.coord dd{justify-content:flex-end;padding:10px 12px;font-weight:600;text-align:right;white-space:normal}
.cartouche dd a{display:inline-flex;align-items:center;min-height:44px}
.c-pied{padding:10px 12px;color:var(--gris);font-size:12.5px}
.tarifs-grille{display:grid;gap:18px;margin-top:20px}

.realisations{display:grid;gap:22px;margin-top:20px}
.realisations figure{margin:0}
.realisations img{width:100%;aspect-ratio:4/5;object-fit:cover;cursor:zoom-in}
.reperage{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.7fr) minmax(0,.7fr);border:1.5px solid var(--encre);border-top:0;background:var(--blanc);font-size:13px;line-height:1.3}
.reperage span{min-width:0;padding:8px 9px;overflow-wrap:break-word}
.reperage span+span{border-left:1px solid var(--encre)}
.reperage b{display:block;margin-bottom:2px;color:var(--cuivre-texte);font-size:11.5px;font-weight:700}

.pieces{display:grid;gap:16px;margin-top:20px}
.titre-jalons{margin-top:34px;font-size:19px}
.jalons{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:20px 16px;margin:16px 0 0;padding:0}
.jalons li{position:relative;padding-top:12px;border-top:2px solid var(--encre)}
.jalons li::before{content:"";position:absolute;top:-6px;left:0;width:10px;height:10px;background:var(--cuivre)}
.jalons b{display:block;font-stretch:80%;font-weight:760;font-size:24px;line-height:1.1}
.jalons span{display:block;margin-top:4px;color:var(--gris);font-size:14px}

.etape{margin-top:28px}
.etape>.sym{top:-5px}
.etape p{margin-top:4px;max-width:40em;color:var(--gris);font-size:15px}

.bornier{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 0;padding:0}
.bornier a{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 12px 0 10px;border:1.5px solid var(--encre);background:var(--blanc);font-stretch:90%;font-size:14.5px;font-weight:600;text-decoration:none}
.bornier a::before{content:"";flex:none;width:11px;height:11px;border:1.5px solid currentColor;border-radius:50%;background:linear-gradient(45deg,transparent 42%,currentColor 42% 58%,transparent 58%)}
.bornier small{font-size:12px;font-weight:400;opacity:.85}
.bornier .base a{background:var(--encre);color:var(--papier)}
@media(hover:hover){.bornier li:not(.base) a:hover{border-color:var(--cuivre);color:var(--cuivre-texte)}}

.n-fin h2{font-size:clamp(34px,5.4vw,64px)}
.n-fin .actions{margin-top:22px}

.deux{display:grid;gap:40px}
.deux h2{font-size:clamp(28px,3.8vw,44px)}
.liste-simple{list-style:none;display:grid;gap:10px;margin:16px 0 0;padding:0}
.liste-simple li{position:relative;padding-left:20px;font-size:15.5px}
.liste-simple li::before{content:"";position:absolute;left:0;top:.7em;width:10px;height:2px;background:var(--cuivre)}
.deux .loi{margin-top:14px}

.faq{max-width:820px;margin-top:18px;border-top:1.5px solid var(--encre)}
.faq details{border-bottom:1px solid var(--trait)}
.faq summary{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:56px;padding:12px 0;font-stretch:90%;font-size:17px;font-weight:700;list-style:none;cursor:pointer}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";flex:none;color:var(--cuivre-texte);font-size:26px;font-weight:400;line-height:1;transition:transform .25s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 0 16px;color:var(--gris);font-size:15.5px}
.faq details p a{display:inline-block;font-weight:600}

.contact-grille{display:grid;gap:40px}
.titre-form{font-size:clamp(28px,3.8vw,44px)}
form .sous{margin-bottom:20px}
.duo{display:grid;gap:0 16px}
.champ{margin-bottom:16px}
.champ label{display:block;margin-bottom:6px;font-size:15px;font-weight:700}
.champ label small{color:var(--gris);font-weight:400}
input[type=text],input[type=tel],input[type=email],select,textarea{width:100%;min-height:50px;padding:10px 12px;border:1.5px solid var(--encre);border-radius:0;background:var(--blanc);color:var(--encre);font:16px var(--police)}
textarea{min-height:130px;resize:vertical}
select{appearance:none;-webkit-appearance:none;padding-right:38px;background-image:linear-gradient(45deg,transparent 50%,var(--encre) 50%),linear-gradient(135deg,var(--encre) 50%,transparent 50%);background-position:calc(100% - 19px) 22px,calc(100% - 13px) 22px;background-size:6px 6px;background-repeat:no-repeat}
.envoyer{width:100%;max-width:420px}
.piege{display:none}
.consentement{display:flex;align-items:flex-start;gap:12px;margin:4px 0 20px}
.consentement input{flex:none;width:22px;height:22px;margin-top:2px;accent-color:var(--encre)}
.consentement span{color:var(--gris);font-size:14px;line-height:1.5}
.consentement a{color:var(--encre);font-weight:600}
.reponse{margin-top:16px;padding:14px 16px;border:1.5px solid;font-size:15px;line-height:1.5}
.reponse.ok{background:#E7F3EC;border-color:#2F7A4F;color:#1D4D33}
.reponse.ko{background:#FBF1E8;border-color:var(--cuivre);color:#5C3312}
.note-form{margin-top:14px;color:var(--gris);font-size:13.5px}
.cote{display:grid;gap:18px}
.bloc h3{margin-bottom:4px}
.photo-wa{position:relative;display:flex;align-items:flex-start;gap:12px;padding:14px;border:1.5px solid var(--encre);background:var(--blanc)}
.photo-wa svg{flex:none;width:28px;height:28px;color:var(--vert-wa)}
.photo-wa p{font-size:14.5px}
.photo-wa .etire{font-weight:700}
.etire::after{content:"";position:absolute;inset:0}
@media(hover:hover){.photo-wa:hover{border-color:var(--vert-wa)}}

.legal h2{margin-top:34px;font-stretch:80%;font-size:24px}
.legal p,.legal ul{max-width:46em;margin-top:10px;font-size:15.5px}
.legal ul{padding-left:20px}
.legal li{margin-top:6px}
.avertissement{max-width:46em;margin-top:20px;padding:14px 16px;border:1.5px solid var(--cuivre);background:#FBF1E8;font-size:15px}

footer{padding:48px 0 28px;background:var(--encre);color:var(--inverse);font-size:14.5px}
footer .wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.cols{display:grid;gap:28px}
.pied-marque svg{width:52px;height:60px;margin-bottom:12px}
.pied-marque p{max-width:34em}
footer h4{margin-bottom:6px;color:var(--blanc);font-stretch:88%;font-size:16px}
footer ul{list-style:none;margin:0;padding:0}
footer li{display:flex;align-items:center;min-height:32px}
footer a{display:inline-flex;align-items:center;min-height:44px;color:var(--blanc);text-decoration:underline;text-decoration-color:var(--cuivre-clair);text-underline-offset:4px}
footer .demo{margin-top:28px;padding-top:18px;border-top:1px solid rgba(201,208,219,.2);font-size:13.5px}
footer .demo a{display:inline;min-height:0}
.social-demo{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:12px;margin-top:26px;padding-top:22px;border-top:1px solid rgba(201,208,219,.2)}
.social-demo__lien,.social-demo__partage{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:9px 14px;border:1px solid rgba(201,208,219,.35);background:transparent;color:inherit;font:inherit;font-size:14px;cursor:pointer;transition:border-color .25s,background .25s}
.social-demo__lien{padding:9px 12px}
.social-demo__lien svg,.social-demo__partage svg{width:18px;height:18px;fill:currentColor}
.social-demo__partage svg{fill:none}
.social-demo__mot{flex-basis:100%;min-height:1.2em;margin:6px 0 0;text-align:center;font-size:14px}
@media(hover:hover){.social-demo__lien:hover,.social-demo__partage:hover{border-color:currentColor;background:rgba(246,247,249,.07)}}

.appel-flottant{display:none}

.visionneuse{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;padding:clamp(14px,4vw,44px);background:rgba(15,24,48,.95)}
.visionneuse img{max-width:100%;max-height:80vh}
.visionneuse .legende{position:absolute;left:0;right:0;bottom:clamp(14px,3vw,30px);padding:0 66px;color:rgba(246,247,249,.85);text-align:center;font-size:14.5px}
.visionneuse button{position:absolute;display:grid;place-items:center;width:48px;height:48px;border:1.5px solid rgba(246,247,249,.4);background:rgba(246,247,249,.08);color:#fff;font-size:1.2rem;line-height:1;cursor:pointer}
.visionneuse .fermer{top:clamp(14px,3vw,28px);right:clamp(14px,3vw,28px)}
.visionneuse .prec{left:clamp(10px,2vw,26px);bottom:clamp(10px,3vw,24px)}
.visionneuse .suiv{right:clamp(10px,2vw,26px);bottom:clamp(10px,3vw,24px)}

@media(min-width:620px){.duo{grid-template-columns:1fr 1fr}}
@media(min-width:760px){
  .realisations{grid-template-columns:repeat(3,1fr)}
  .pieces{grid-template-columns:1fr 1fr;gap:24px}
}
@media(min-width:820px){.cols{grid-template-columns:1.4fr 1fr 1fr;gap:40px}}
@media(max-width:820px){
  .appel-flottant{position:fixed;left:0;right:0;bottom:0;z-index:30;display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:8px 10px calc(8px + env(safe-area-inset-bottom,0px));background:var(--papier);border-top:1.5px solid var(--encre)}
  .appel-flottant .btn{grid-template-columns:1fr 46px;min-height:50px;font-size:15px}
  .appel-flottant .btn>span{padding:0 12px}
  body{padding-bottom:calc(68px + env(safe-area-inset-bottom,0px))}
}
@media(min-width:900px){
  .circuit{--axe:42.5px;--pad:104px;padding-bottom:110px}
  .noeud{margin-top:120px;padding-right:40px}
  .noeud>.sym{top:10px}
  .n-source{margin-top:0;padding-top:56px}
  .n-source>.sym{top:86px}
  .hero-grille{grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:56px;align-items:end}
  .hero-photo{margin:0}
  .hero-photo img{max-height:620px}
  .hero-photo figcaption{padding-right:0}
  .bande{grid-template-columns:repeat(3,1fr);gap:0 28px}
  .departs a{grid-template-columns:minmax(0,15rem) minmax(0,1fr) minmax(0,14rem);gap:28px;align-items:baseline;padding:18px 0}
  .departs li::before,.departs li::after{top:26px}
  .departs small{margin:0;text-align:right}
  .tarifs-grille{grid-template-columns:minmax(0,640px) minmax(0,1fr);gap:40px;align-items:start}
  .jalons{grid-template-columns:repeat(4,1fr);gap:24px}
  .etape{display:grid;grid-template-columns:20rem minmax(0,1fr);gap:28px;align-items:baseline;margin-top:36px}
  .etape>.sym{top:-6px}
  .etape p{margin:0}
  .deux{grid-template-columns:1fr 1fr;gap:56px}
}
@media(min-width:960px){.contact-grille{grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:48px;align-items:start}}
@media(prefers-reduced-motion:reduce){
  .sym,.sym text,.sym .rond,.departs li::after,.btn::before,.faq summary::after{transition:none}
}