/* Mizan Technique (démonstration fictive) : industriel, précis. Blanc, acier, encre, orange signal. */
@font-face{font-family:"Barlow Condensed";font-weight:600;font-style:normal;font-display:swap;src:url(fonts/barlow-condensed-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"Barlow Condensed";font-weight:700;font-style:normal;font-display:swap;src:url(fonts/barlow-condensed-latin-700-normal.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-weight:400;font-style:normal;font-display:swap;src:url(fonts/ibm-plex-sans-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-weight:600;font-style:normal;font-display:swap;src:url(fonts/ibm-plex-sans-latin-600-normal.woff2) format("woff2")}

:root{
  --ink:#12171c; --steel:#4f5a64; --steel-2:#8a96a1; --line:#c7cfd6; --mist:#f1f3f5; --paper:#fff;
  --sig:#ff5a00; --sig-d:#b33c00;
  --cond:"Barlow Condensed","Arial Narrow",Arial,sans-serif;
  --sans:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  --pad:clamp(16px,4vw,48px);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
body{margin:0;background:var(--paper);color:var(--ink);font:400 1.0625rem/1.6 var(--sans);overflow-wrap:break-word}
img,svg{max-width:100%}
a{color:inherit}
:focus-visible{outline:3px solid var(--ink);outline-offset:3px;box-shadow:0 0 0 6px #fff}
.sombre :focus-visible,.pied :focus-visible{outline-color:#fff;box-shadow:0 0 0 6px var(--ink)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.saut{position:absolute;left:8px;top:-60px;background:var(--ink);color:#fff;padding:12px 16px;z-index:50}
.saut:focus{top:8px}
.wrap{max-width:1280px;margin:0 auto;padding:0 var(--pad)}

/* bandeau */
.demo-bandeau{margin:0;background:var(--mist);border-bottom:1px solid var(--line);color:var(--ink);font-size:.8125rem;line-height:1.4;padding:4px var(--pad);display:flex;flex-wrap:wrap;gap:0 18px;align-items:center;justify-content:space-between}
.demo-bandeau a{display:inline-flex;align-items:center;min-height:44px;font-weight:600;text-underline-offset:3px}

/* en-tête */
.entete{background:var(--paper);border-bottom:2px solid var(--ink);position:relative}
.entete .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:72px}
.marque{display:inline-flex;align-items:center;gap:12px;text-decoration:none;min-height:44px}
.marque svg{width:38px;height:38px;flex:none}
.marque b{font:700 1.65rem/1 var(--cond);letter-spacing:.06em;text-transform:uppercase}
.marque small{display:block;font:600 .6875rem/1.2 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--steel)}
.menu-btn{display:none;min-height:48px;min-width:48px;padding:0 14px;border:2px solid var(--ink);background:var(--paper);color:var(--ink);font:600 .8125rem var(--sans);letter-spacing:.1em;text-transform:uppercase;cursor:pointer;align-items:center;gap:10px}
.menu-btn i{display:block;width:18px;height:12px;border-top:2px solid var(--ink);border-bottom:2px solid var(--ink);position:relative}
.menu-btn i::after{content:"";position:absolute;left:0;right:0;top:3px;border-top:2px solid var(--ink)}
.nav ul{list-style:none;margin:0;padding:0;display:flex;align-items:center;gap:4px}
.nav a{display:inline-flex;align-items:center;white-space:nowrap;min-height:44px;padding:0 9px;text-decoration:none;font:600 .8125rem var(--sans);letter-spacing:.06em;text-transform:uppercase;border-bottom:3px solid transparent}
@media (hover: hover) { .nav a:hover {border-bottom-color:var(--steel-2)} }
.nav a[aria-current=page]{border-bottom-color:var(--sig)}
.nav .nav-cta{background:var(--sig);border:2px solid var(--ink);margin-left:10px;padding:0 18px}
@media (hover: hover) { .nav .nav-cta:hover {background:var(--ink);color:#fff} }
@media (max-width:1240px){
  .js .menu-btn{display:inline-flex}
  .js .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--paper);border-bottom:2px solid var(--ink);z-index:20;padding:8px var(--pad) 20px}
  .js .nav.ouvert{display:block}
  .nav ul{flex-direction:column;align-items:stretch;gap:0}
  .nav li{border-top:1px solid var(--line)}
  .nav a{min-height:52px;font-size:.9375rem;width:100%}
  .nav .nav-cta{margin:12px 0 0;justify-content:center}
  html:not(.js) .entete .wrap{flex-wrap:wrap;padding-bottom:8px}
  html:not(.js) .nav ul{flex-wrap:wrap;flex-direction:row}
  html:not(.js) .nav li{border:0}
  html:not(.js) .nav a{width:auto}
}

/* typographie */
h1,h2,h3{font-family:var(--cond);font-weight:700;text-transform:uppercase;line-height:.96;margin:0;letter-spacing:.01em}
h1{font-size:clamp(2.9rem,9.5vw,6.2rem)}
h2{font-size:clamp(2rem,5vw,3.4rem)}
h3{font-size:1.5rem;line-height:1.05}
p{margin:0 0 1em}
.etiq{font:600 .75rem/1.3 var(--sans);letter-spacing:.16em;text-transform:uppercase;color:var(--steel)}
.num{font-family:var(--cond);font-weight:700;color:var(--sig-d);letter-spacing:.04em}
.lead{font-size:clamp(1.125rem,2vw,1.3rem);line-height:1.55;max-width:38em;color:var(--ink)}
.fictif{display:inline-block;font:600 .6875rem/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;border:1.5px solid var(--ink);padding:5px 7px;background:var(--paper)}
.fictif.sig{background:var(--sig)}

/* boutons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 26px;background:var(--sig);color:var(--ink);border:2px solid var(--ink);font:600 .875rem var(--sans);letter-spacing:.1em;text-transform:uppercase;text-decoration:none;cursor:pointer;transition:transform .15s,box-shadow .15s}
@media (hover: hover) { .btn:hover {transform:translate(-3px,-3px);box-shadow:5px 5px 0 var(--ink)} }
.btn:active{transform:none;box-shadow:none}
.btn--ligne{background:var(--paper)}
.btn--ink{background:var(--ink);color:#fff}
@media (hover: hover) { .btn--ink:hover {box-shadow:5px 5px 0 var(--sig)} }
.fl::after{content:"";width:18px;height:10px;background:currentColor;clip-path:polygon(0 40%,70% 40%,70% 0,100% 50%,70% 100%,70% 60%,0 60%)}
.actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}

/* mise en page */
.bloc{padding:clamp(48px,8vw,104px) 0;border-top:1px solid var(--ink)}
.bloc--mist{background:var(--mist)}
.rub{display:grid;gap:clamp(24px,4vw,56px);grid-template-columns:minmax(0,1fr)}
.rub>header{align-self:start}
.rub>header .etiq{margin-bottom:14px;display:block}
.rub>header p{margin-top:16px;color:var(--steel);max-width:28em}
@media (min-width:980px){.rub{grid-template-columns:minmax(0,4fr) minmax(0,8fr)}.rub>header{position:sticky;top:24px}}

/* pages internes */
.tete{padding:clamp(32px,5vw,64px) 0 clamp(28px,4vw,56px)}
.tete .wrap{display:grid;gap:28px;grid-template-columns:minmax(0,1fr)}
.tete h1{font-size:clamp(2.6rem,8vw,5.2rem)}
.tete .lead{margin:20px 0 0}
.fil{font-size:.8125rem;color:var(--steel);margin-bottom:22px}
.fil ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:2px 0}
.fil li+li::before{content:"/";margin:0 10px;color:var(--steel-2)}
.fil a{display:inline-flex;align-items:center;min-height:32px;text-underline-offset:3px}
@media (min-width:1000px){.tete--plan .wrap{grid-template-columns:minmax(0,6fr) minmax(0,6fr);align-items:center}}
details{border-bottom:1px solid var(--ink)}
.faq{border-top:2px solid var(--ink)}
summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:60px;padding:12px 4px;font:700 1.35rem/1.15 var(--cond);text-transform:uppercase;letter-spacing:.02em}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";flex:none;width:36px;height:36px;border:2px solid var(--ink);display:flex;align-items:center;justify-content:center;font:600 1.3rem/1 var(--sans)}
details[open] summary::after{content:"\2212";background:var(--sig)}
@media (hover: hover) { summary:hover {background:var(--mist)} }
details p{padding:0 56px 22px 4px;margin:0;color:var(--steel);max-width:44em}

.note{border-left:4px solid var(--sig);padding:6px 0 6px 16px;color:var(--steel);max-width:44em}

/* formulaires */
.champ{display:block;margin:0 0 20px}
.champ>span{display:block;font-weight:600;margin-bottom:6px}
.champ small{display:block;color:var(--steel);font-size:.875rem;margin-top:5px}
input[type=text],input[type=email],input[type=tel],input[type=number],select,textarea{width:100%;min-height:52px;padding:12px 14px;border:2px solid var(--ink);border-radius:0;background:var(--paper);color:var(--ink);font:400 1rem/1.4 var(--sans)}
textarea{min-height:150px;resize:vertical}
input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--sig);outline-offset:0;box-shadow:none}
[aria-invalid=true]{border-color:var(--sig-d);background:#fff5ef;box-shadow:inset 6px 0 0 var(--sig-d)}
.err{color:#9a2f00;font-weight:600;font-size:.9375rem;margin:6px 0 0;display:flex;gap:8px}
.err::before{content:"";flex:none;width:18px;height:18px;margin-top:2px;background:var(--sig-d);clip-path:polygon(50% 0,100% 100%,0 100%)}
.resume-err{border:2px solid var(--sig-d);background:#fff5ef;padding:14px 18px;margin:0 0 24px}
.resume-err p{margin:0 0 6px;font-weight:600}
.resume-err ul{margin:0;padding-left:20px}
.resume-err a{color:#7a2400}
.choix{border:0;margin:0 0 26px;padding:0;min-width:0}
.choix legend{font-weight:600;margin-bottom:10px;padding:0}
.choix .grille{display:grid;gap:10px;grid-template-columns:minmax(0,1fr)}
@media (min-width:640px){.choix .grille{grid-template-columns:repeat(2,minmax(0,1fr))}.choix .grille--3{grid-template-columns:repeat(3,minmax(0,1fr))}}
.tuile{position:relative;display:block;height:100%}
.tuile span{height:100%}
.tuile input{position:absolute;opacity:0;inset:0;width:100%;height:100%;margin:0;cursor:pointer;z-index:1}
.tuile span{display:flex;flex-direction:column;justify-content:center;gap:2px;min-height:64px;padding:12px 16px 12px 52px;border:2px solid var(--ink);background:var(--paper);position:relative;transition:background .15s}
.tuile span::before{content:"";position:absolute;left:16px;top:50%;margin-top:-10px;width:20px;height:20px;border:2px solid var(--ink);border-radius:50%;background:var(--paper)}
.tuile b{font-weight:600}
.tuile small{color:var(--steel);font-size:.8125rem}
@media (hover: hover) { .tuile:hover span {background:var(--mist)} }
.tuile input:checked+span{background:#fff1e8;box-shadow:inset 6px 0 0 var(--sig)}
.tuile input:checked+span::before{background:radial-gradient(circle,var(--ink) 0 4px,var(--sig) 5px)}
.tuile input:focus-visible+span{outline:3px solid var(--ink);outline-offset:3px}
.case{display:flex;gap:12px;align-items:flex-start;margin:0 0 20px;min-height:44px}
.case input{width:26px;height:26px;margin:2px 0 0;accent-color:var(--ink);flex:none}

.devis{display:grid;gap:clamp(24px,4vw,56px);grid-template-columns:minmax(0,1fr)}
@media (min-width:1000px){.devis{grid-template-columns:minmax(0,8fr) minmax(0,4fr);align-items:start}}
.progres{margin:0 0 32px}
.progres-txt{display:flex;justify-content:space-between;gap:12px;font:600 .8125rem var(--sans);letter-spacing:.1em;text-transform:uppercase;margin-bottom:10px}
.progres ol{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:4px}
.progres li{height:10px;background:var(--line)}
.progres li.fait{background:var(--ink)}
.progres li[aria-current=step]{background:var(--sig);outline:2px solid var(--ink);outline-offset:0}
.etape h2{font-size:clamp(1.9rem,4vw,2.7rem);margin-bottom:10px;outline:0}
.etape>p{color:var(--steel);max-width:36em;margin-bottom:26px}
.nav-etape{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;padding-top:24px;border-top:1px solid var(--ink)}
.fiche{border:2px solid var(--ink);background:var(--mist)}
.fiche h2{font-size:1.5rem;padding:12px 16px;background:var(--ink);color:#fff}
.fiche dl{margin:0;padding:0 16px}
.fiche dl div{padding:11px 0;border-bottom:1px solid var(--line)}
.fiche dt{font:600 .6875rem/1.2 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--steel)}
.fiche dd{margin:2px 0 0;font-weight:600;overflow-wrap:anywhere}
.fiche .vide-v{color:var(--steel);font-weight:400}
.fiche .fourchette{padding:16px;border-top:2px solid var(--ink);background:var(--paper)}
.fourchette b{display:block;font:700 2rem/1.05 var(--cond);letter-spacing:.02em;margin:6px 0}
.fourchette p{margin:0;font-size:.8125rem;color:var(--steel)}
.recap{margin:0 0 20px;border-top:2px solid var(--ink)}
.recap div{display:grid;grid-template-columns:minmax(0,1fr);gap:2px 16px;padding:12px 0;border-bottom:1px solid var(--line)}
.recap dt{font:600 .75rem/1.3 var(--sans);letter-spacing:.12em;text-transform:uppercase;color:var(--steel)}
.recap dd{margin:0;font-weight:600;overflow-wrap:anywhere}
.recap button{background:none;border:0;border-bottom:2px solid var(--ink);padding:0;min-height:44px;font:600 .8125rem var(--sans);letter-spacing:.08em;text-transform:uppercase;cursor:pointer;color:var(--ink)}
@media (min-width:640px){.recap div{grid-template-columns:200px minmax(0,1fr) auto;align-items:center}}
.cta-legantis{margin-top:30px}
.cta-legantis small{display:block;margin-top:10px}
.conf-num{display:inline-block;font:700 clamp(2rem,6vw,3.2rem)/1 var(--cond);letter-spacing:.06em;border:2px solid var(--ink);padding:12px 18px;margin:10px 0 18px;background:var(--mist)}
.sansjs{border:2px solid var(--ink);padding:16px 18px;background:var(--mist)}
.js .sansjs{display:none}
.coord{margin:0;border-top:2px solid var(--ink)}
.coord div{display:grid;grid-template-columns:minmax(0,1fr);gap:2px;padding:14px 0;border-bottom:1px solid var(--line)}
.coord dt{font:600 .75rem/1.3 var(--sans);letter-spacing:.12em;text-transform:uppercase;color:var(--steel)}
.coord dd{margin:0;font-weight:600}
.retour{border:2px solid var(--ink);background:#fff1e8;padding:16px 18px;margin-top:20px}
.retour p{margin:0}

/* pied */
.pied{background:var(--ink);color:#d3d9de;padding:clamp(40px,6vw,72px) 0 24px}
.pied a{color:#fff;text-underline-offset:3px}
.pied .grille-pied{display:grid;gap:36px;grid-template-columns:minmax(0,1fr)}
@media (min-width:760px){.pied .grille-pied{grid-template-columns:minmax(0,5fr) repeat(3,minmax(0,2fr))}}
.pied h2{font:600 .75rem/1.3 var(--sans);letter-spacing:.16em;color:#fff;margin-bottom:12px}
.pied ul{list-style:none;margin:0;padding:0}
.pied li a{display:inline-flex;align-items:center;min-height:44px}
.pied .marque b{color:#fff}
.pied .marque small{color:#b4bcc3}
.pied .mention{margin-top:36px;padding-top:20px;border-top:1px solid #3a444d;font-size:.8125rem;display:grid;gap:6px}
.pied .mention strong{color:var(--sig)}
.pied address{font-style:normal}