/* Roadtrac V2 : le quai, la palette, la tournee. Couleurs du logo uniquement.
   L'or ne porte jamais un petit texte sur blanc (2,4:1) : aplats, filets, traits,
   et texte sur anthracite seulement (5,8:1). */
:root{
  --encre:#262B31; --encre-2:#4D5560; --encre-3:#7C858F;
  --blanc:#FFFFFF; --sable:#FAF8F4; --sable-2:#F3EEE4; --filet:#DED8CC;
  --or:#C2A16B; --or-pale:#F6F1E7; --or-fonce:#8C6F3C;
  --maxw:1280px;
  --d:'Plus Jakarta Sans',system-ui,sans-serif;
  --b:'Hanken Grotesk',system-ui,sans-serif;
  --m:'Space Mono',ui-monospace,monospace;
}
*,*::before,*::after{box-sizing:border-box;border-radius:0;box-shadow:none}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--blanc);color:var(--encre);font-family:var(--b);font-size:16px;line-height:1.62}
img,svg{max-width:100%;display:block}
a{color:inherit}
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:26px}
h1,h2,h3{font-family:var(--d);font-weight:800;letter-spacing:-.022em;line-height:1.06;margin:0}
h1{font-size:clamp(2.3rem,1.4rem + 3.4vw,4rem)}
h2{font-size:clamp(1.8rem,1.2rem + 2.2vw,2.8rem)}
h3{font-size:1.1rem;line-height:1.3}
p{margin:14px 0 0}

/* --- en-tete clair, une barre de service --- */
.hdr{background:#fff;border-bottom:1px solid var(--encre);position:sticky;top:0;z-index:30}
.hdr-haut{background:var(--encre);color:#C9CFD5;font-family:var(--m);font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.hdr-haut .wrap{display:flex;gap:26px;flex-wrap:wrap;justify-content:space-between;padding-block:8px}
.hdr-haut b{color:var(--or);font-weight:400}
.hdr-in{display:flex;align-items:center;gap:22px;min-height:64px;flex-wrap:wrap;padding-block:10px}
.hdr img{height:25px;width:auto}
.nav{display:flex;gap:26px;flex-wrap:wrap;margin-left:auto;font-size:14.5px}
.nav a{color:var(--encre-2);text-decoration:none;padding-block:4px;border-bottom:2px solid transparent}
.nav a:hover{color:var(--encre)}
.nav a[aria-current=page]{color:var(--encre);font-weight:700;border-bottom-color:var(--or)}

/* --- boutons --- */
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--b);font-weight:700;font-size:14.5px;
     padding:13px 22px;text-decoration:none;border:2px solid transparent;transition:background .15s,color .15s}
.btn-p{background:var(--or);color:var(--encre)}
.btn-p:hover{background:var(--encre);color:#fff}
.btn-s{border-color:var(--encre);color:var(--encre)}
.btn-s:hover{background:var(--encre);color:#fff}
.btn-f{border-color:rgba(255,255,255,.5);color:#fff}
.btn-f:hover{background:#fff;color:var(--encre)}

/* --- heros : deux colonnes, photo a droite --- */
.hero{border-bottom:1px solid var(--encre);background:var(--sable)}
.hero-in{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:stretch;gap:0;
  max-width:var(--maxw);margin-inline:auto}
.hero-txt{padding:clamp(44px,2.5rem + 3.5vw,86px) clamp(26px,2vw,52px) clamp(44px,2.5rem + 3vw,80px) 26px}
.hero-photo{position:relative;min-height:340px;border-left:1px solid var(--filet)}
.hero-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero h1{max-width:14ch}
.hero .lead{color:var(--encre-2);font-size:clamp(1rem,.95rem + .4vw,1.2rem);max-width:46ch;margin-top:22px}
.hero-actions{display:flex;gap:13px;flex-wrap:wrap;margin-top:32px}
.eyebrow{font-family:var(--m);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--encre-2);margin:0 0 20px}
.eyebrow b{color:var(--encre);font-weight:700;margin-right:12px}

/* --- bandeau bordereau, sous le heros --- */
.bord{background:var(--encre);color:#fff;border-bottom:1px solid var(--encre)}
.bord .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;padding-block:24px}
.bord dt{font-family:var(--m);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:#98A1AA;margin:0}
.bord dd{margin:8px 0 0;font-size:14.5px;color:#fff;font-weight:600}
.bord dd b{color:var(--or);font-weight:700}

/* --- sections --- */
section{border-bottom:1px solid var(--filet)}
.pad{padding-block:clamp(56px,3.2rem + 3vw,96px)}
.tete{max-width:60ch}
.tete .lead{color:var(--encre-2);font-size:clamp(1rem,.95rem + .3vw,1.14rem);margin-top:18px}
.sable{background:var(--sable)}
.sombre{background:var(--encre);color:#fff;border-bottom:1px solid var(--encre)}
.sombre h2,.sombre h3{color:#fff}
.sombre p,.sombre .lead{color:#C7CDD3}
.sombre .eyebrow{color:#98A1AA}
.sombre .eyebrow b{color:var(--or)}

/* --- etapes en colonnes numerotees --- */
.etapes{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--filet);
  border-top:1px solid var(--encre);border-bottom:1px solid var(--filet);margin-top:46px}
.etape{background:#fff;padding:30px 26px 34px}
.etape .n{font-family:var(--d);font-weight:800;font-size:2.4rem;color:var(--or);line-height:1;display:block}
.etape h3{margin-top:18px}
.etape p{color:var(--encre-2);font-size:14.4px}
.sable .etape{background:var(--sable)}

/* --- grille de fonctions --- */
.grille{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--filet);
  border-top:1px solid var(--encre);border-bottom:1px solid var(--filet);margin-top:46px}
.case{background:#fff;padding:30px 28px 34px}
.case .n{font-family:var(--m);font-size:11px;letter-spacing:.14em;color:var(--encre);font-weight:700}
.case h3{margin-top:16px}
.case p{color:var(--encre-2);font-size:14.4px}
.sombre .grille{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.24)}
.sombre .case{background:#2F353C}
.sombre .case .n{color:var(--or)}

/* --- bandeau photo pleine largeur --- */
.photo-large{position:relative;border-bottom:1px solid var(--encre);background:var(--encre);overflow:hidden}
.photo-large img{width:100%;height:clamp(280px,20rem + 8vw,460px);object-fit:cover;opacity:.9}
.photo-large .legende{position:absolute;left:0;right:0;bottom:0;background:linear-gradient(180deg,transparent,rgba(38,43,49,.92));
  padding:70px 0 26px}
.photo-large .legende .wrap{display:flex;gap:20px;justify-content:space-between;flex-wrap:wrap;align-items:flex-end}
.photo-large h2{color:#fff;max-width:20ch}
.photo-large .meta{font-family:var(--m);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--or)}

/* --- bordereau (tableau) --- */
.table{margin-top:42px;border:1px solid var(--filet);font-family:var(--m);font-size:12.5px;background:#fff}
.table .ligne{display:grid;grid-template-columns:1.5fr 1fr 1fr .9fr;gap:14px;padding:13px 18px;border-bottom:1px solid var(--filet)}
.table .ligne:last-child{border-bottom:0}
.table .entete{background:var(--or-pale);color:var(--encre-2);text-transform:uppercase;letter-spacing:.12em;font-size:10.5px}
.table .val{color:var(--or-fonce)}
.note-s{font-size:12.5px;color:var(--encre-3);margin-top:12px}

/* --- fonctions detaillees --- */
.fonction{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:52px;padding-block:44px;
  border-top:1px solid var(--filet);align-items:start}
.fonction:first-of-type{border-top:0}
.fonction .cle{font-family:var(--m);font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--encre)}
.fonction h3{font-size:1.45rem;margin-top:12px}
.fonction p{color:var(--encre-2)}
.fonction .points{margin:16px 0 0;padding:0;list-style:none}
.fonction .points li{position:relative;padding-left:22px;margin-top:10px;color:var(--encre-2);font-size:14.4px}
.fonction .points li::before{content:"";position:absolute;left:0;top:.62em;width:10px;height:2px;background:var(--or)}

/* --- appel final --- */
.final{background:var(--sable)}
.final .wrap{padding-block:clamp(52px,3.2rem + 3vw,88px);text-align:center}
.final h2{max-width:20ch;margin-inline:auto}
.final p{color:var(--encre-2);max-width:56ch;margin-inline:auto}
.final .hero-actions{justify-content:center}

/* --- formulaire --- */
#demo-form{margin-top:20px;max-width:560px}
#demo-form label{display:block;font-size:13px;font-weight:700;margin-top:15px}
#demo-form .req{color:var(--encre-3);font-weight:400}
#demo-form input,#demo-form textarea{width:100%;font:inherit;font-size:15px;padding:11px 13px;margin-top:7px;
  border:1px solid var(--filet);background:#fff;color:var(--encre)}
#demo-form input:focus,#demo-form textarea:focus{outline:2px solid var(--or);outline-offset:-1px}
#demo-form .duo{display:grid;grid-template-columns:1fr 1fr;gap:15px}
#demo-form button{margin-top:24px;cursor:pointer}
#demo-form button[disabled]{opacity:.55;cursor:progress}
.df-note{font-size:12.5px;color:var(--encre-3);margin-top:13px}
.df-msg{font-size:14.5px;margin-top:15px}
.df-msg.ok{color:#14603A;background:#E9F3ED;border-left:3px solid #14603A;padding:11px 13px}
.df-msg.ko{color:#8A2A2F;background:#F6ECEC;border-left:3px solid #8A2A2F;padding:11px 13px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.lien{text-decoration:underline;text-decoration-color:var(--or);text-underline-offset:3px}

/* --- pied --- */
.ftr{background:var(--encre);color:#A3ABB3;font-size:14px}
.ftr .wrap{padding-block:48px}
.ftr-haut{display:flex;gap:38px;flex-wrap:wrap;justify-content:space-between;align-items:flex-start}
.ftr img{height:24px}
.ftr-liens{display:flex;gap:26px;flex-wrap:wrap}
.ftr a{color:#A3ABB3;text-decoration:none;border-bottom:1px solid transparent}
.ftr a:hover{color:#fff;border-bottom-color:var(--or)}
.ftr-bas{margin-top:32px;padding-top:20px;border-top:1px solid rgba(255,255,255,.16);display:flex;gap:18px;
  justify-content:space-between;flex-wrap:wrap;font-size:12.5px;color:#7D858D}

.texte{max-width:74ch}
.texte h2{margin-top:44px;font-size:1.35rem}
.texte p,.texte li{color:var(--encre-2);font-size:15px}
.texte ul{padding-left:20px}

@media (max-width:980px){
  .hero-in{grid-template-columns:1fr}
  .hero-photo{min-height:260px;border-left:0;border-top:1px solid var(--filet);order:-1}
  .hero-txt{padding-inline:26px}
  .etapes,.grille{grid-template-columns:repeat(2,minmax(0,1fr))}
  .bord .wrap{grid-template-columns:repeat(2,1fr);gap:20px}
  .fonction{grid-template-columns:1fr;gap:18px}
}
@media (max-width:640px){
  .hdr-in{justify-content:center;text-align:center}
  .nav{margin-left:0;justify-content:center;gap:16px;width:100%;order:3;font-size:13.5px}
  .hdr-haut .wrap{justify-content:center;gap:14px;font-size:10px}
  .etapes,.grille{grid-template-columns:1fr}
  .table .ligne{grid-template-columns:1fr 1fr;gap:8px;font-size:11.5px}
  #demo-form .duo{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}