/*
Theme Name:   BM Corporate
Theme URI:    https://bmcorporate.net/
Author:       BM CORPORATE
Author URI:   https://bmcorporate.net/
Description:  Thème institutionnel sur mesure pour BM CORPORATE — bâtiment et travaux publics. Les réalisations (Projets) sont gérables depuis l'admin WordPress.
Version:      1.0.0
Requires PHP: 7.4
Text Domain:  bm-corporate
*/

/* ============================================================
   BM CORPORATE — feuille de style
   Charte : Bleu Fondation #0E2A47 · Graphite #262A31 · Ambre Signal #E8611C
   Display : Archivo (axe de largeur variable) · Texte : Inter
   ============================================================ */

:root{
  --azur:#00B0F0;         /* bleu de marque — signature (logo, halo, filets) */
  --encre:#05141C;        /* bleu-encre : texte, symbole, aplats les plus sombres */
  --noir:#041C28;         /* bleu profond : sections sombres (texte blanc lisible) */
  --noir-2:#0A3247;       /* bleu surélevé : surfaces sombres secondaires */
  --graphite:#202A31;     /* gris-bleu froid : texte courant */
  --ambre:#E8611C;
  --ambre-clair:#F58A4E;
  --ambre-texte:#B84A0F;   /* ambre assombri : petit texte sur fond clair */
  --pierre:#EAEDF0;
  --pierre-fonce:#DBE0E5;
  --acier:#5C666D;
  --blanc:#FFFFFF;
  --ligne:rgba(5,5,5,.14);
  --ligne-claire:rgba(255,255,255,.14);
  --max:1240px;
  --header-h:76px;
  --ease:cubic-bezier(.2,.7,.3,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--blanc);
  color:var(--graphite);
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  font-size:1.0125rem;
  line-height:1.72;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit}

/* --- typographie ------------------------------------------------ */
.display{
  font-family:'Archivo',system-ui,sans-serif;
  font-stretch:76%;              /* condensé : registre signalétique et plan d'exécution */
  font-weight:800;
  letter-spacing:-.014em;
  line-height:1.01;
  text-wrap:balance;
}
h1,h2,h3,h4{margin:0;font-family:'Archivo',system-ui,sans-serif;font-weight:800}
h1{font-size:clamp(2.8rem,7.2vw,5.9rem)}
h2{font-size:clamp(2rem,4.1vw,3.4rem)}
h3{font-size:clamp(1.12rem,1.65vw,1.46rem);font-stretch:92%;font-weight:700;letter-spacing:-.008em;line-height:1.22;overflow-wrap:break-word;hyphens:auto}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}

/* étiquette technique : Archivo étendu, capitales, interlettrage large */
.label{
  font-family:'Archivo',system-ui,sans-serif;
  font-stretch:120%;
  font-weight:600;
  font-size:.688rem;
  text-transform:uppercase;
  letter-spacing:.19em;
  line-height:1.4;
  color:var(--ambre);
  display:inline-flex;
  align-items:center;
  gap:.7em;
}
.label--acier{color:var(--acier)}
.label--blanc{color:rgba(255,255,255,.62)}
.label::before{
  content:"";
  width:26px;height:1px;background:currentColor;flex:none;opacity:.75;
}
.label--nu::before{display:none}

.chapo{
  font-size:clamp(1.06rem,1.55vw,1.28rem);
  line-height:1.62;
  color:var(--graphite);
  font-weight:300;
  max-width:62ch;
}
.muted{color:var(--acier)}

/* --- structure --------------------------------------------------- */
.wrap{width:100%;max-width:var(--max);margin-inline:auto;padding-inline:24px}
.section{padding-block:clamp(64px,8.5vw,132px);position:relative}
.section--tight{padding-block:clamp(48px,6vw,88px)}
.section--pierre{background:var(--pierre)}
.section--sombre{background:var(--noir);color:#E7ECF2}
.section--sombre h2,.section--sombre h3{color:#fff}
.section--sombre .chapo{color:rgba(231,236,242,.82)}
.section--sombre .muted{color:rgba(231,236,242,.6)}

/* fond « plan technique » : trame millimétrée très discrète */
.plan{position:relative}
.plan::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(to right,rgba(0,176,240,.06) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(0,176,240,.06) 1px,transparent 1px);
  background-size:56px 56px;
}
.plan--clair::before{
  background-image:
    linear-gradient(to right,rgba(2,90,130,.05) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(2,90,130,.05) 1px,transparent 1px);
}

.grid{display:grid;gap:clamp(28px,4vw,64px)}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.head{margin-bottom:clamp(34px,4.4vw,64px);max-width:78ch}
.head h2{margin:.5em 0 .42em}

/* --- en-tête ----------------------------------------------------- */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:80;height:var(--header-h);
  display:flex;align-items:center;
  background:rgba(5,5,5,0);
  transition:background .4s var(--ease),box-shadow .4s var(--ease),height .3s var(--ease);
}
.site-header.is-solid{background:rgba(4,29,42,.97);backdrop-filter:blur(10px);box-shadow:0 1px 0 rgba(255,255,255,.09)}
.site-header .wrap{display:flex;align-items:center;gap:32px}

.brand{display:flex;align-items:center;gap:13px;text-decoration:none;flex:none;color:#fff}
.brand__arbre{width:38px;flex:none;display:block;color:var(--azur)}
.brand__arbre svg{width:100%;height:auto;display:block}
.brand__filet{width:1px;height:30px;background:rgba(255,255,255,.32);flex:none}
.brand__name{
  font-family:'Playfair Display',serif;font-weight:500;
  font-size:.9rem;letter-spacing:.21em;text-transform:uppercase;
  color:#fff;white-space:nowrap;line-height:1.1;
}
/* filigrane : l'arbre en très grand, une seule fois */
.filigrane{position:absolute;right:-7%;bottom:-10%;width:min(48vw,640px);color:var(--azur);opacity:.07;pointer-events:none}
.filigrane svg{width:100%;height:auto;display:block}

.nav{margin-left:auto;display:flex;align-items:center;gap:2px}
.nav a{
  text-decoration:none;color:rgba(255,255,255,.8);
  font-size:.82rem;font-weight:500;letter-spacing:.055em;text-transform:uppercase;
  padding:10px 15px;border-radius:2px;transition:color .2s;white-space:nowrap;
  font-family:'Archivo',sans-serif;font-stretch:106%;
}
.nav a:hover,.nav a.is-active{color:#fff}
.nav a.is-active{box-shadow:inset 0 -2px 0 var(--ambre)}

.has-sub{position:relative}
.sub{
  position:absolute;top:calc(100% + 12px);left:0;min-width:238px;
  background:#fff;padding:10px;border-top:2px solid var(--ambre);
  box-shadow:0 22px 50px rgba(5,5,5,.24);
  opacity:0;visibility:hidden;transform:translateY(-7px);
  transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s;
}
.has-sub:hover .sub,.has-sub:focus-within .sub{opacity:1;visibility:visible;transform:none}
.sub a{display:block;color:var(--graphite);text-transform:none;letter-spacing:0;font-size:.875rem;padding:8px 12px;font-family:'Inter',sans-serif}
.sub a:hover{background:var(--pierre);color:var(--noir)}

.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:'Archivo',sans-serif;font-stretch:110%;font-weight:600;
  font-size:.78rem;text-transform:uppercase;letter-spacing:.13em;
  padding:14px 24px;text-decoration:none;border:0;cursor:pointer;
  background:var(--ambre);color:var(--encre);
  transition:background .25s var(--ease),transform .25s var(--ease);
}
.btn:hover{background:var(--ambre-clair);transform:translateY(-2px)}
.btn--ghost{background:transparent;color:#fff;box-shadow:inset 0 0 0 1px rgba(255,255,255,.34)}
.btn--ghost:hover{background:rgba(255,255,255,.1)}
.btn--sm{padding:11px 18px;font-size:.72rem}
.nav a.btn,.drawer a.btn{color:var(--encre)}          /* le bouton l'emporte sur la couleur de nav */
.nav a.btn:hover,.drawer a.btn:hover{color:var(--encre)}
.btn__arrow{transition:transform .25s var(--ease)}
.btn:hover .btn__arrow{transform:translateX(4px)}

.burger{
  display:none;margin-left:auto;width:44px;height:44px;background:none;border:0;
  cursor:pointer;padding:0;position:relative;
}
.burger i{position:absolute;left:11px;width:22px;height:2px;background:#fff;transition:.3s var(--ease)}
.burger i:nth-child(1){top:16px}
.burger i:nth-child(2){top:22px}
.burger i:nth-child(3){top:28px}
.burger.is-open i:nth-child(1){top:22px;transform:rotate(45deg)}
.burger.is-open i:nth-child(2){opacity:0}
.burger.is-open i:nth-child(3){top:22px;transform:rotate(-45deg)}

.drawer{
  position:fixed;inset:var(--header-h) 0 0 0;z-index:70;background:var(--encre);
  padding:26px 24px 40px;overflow-y:auto;
  transform:translateY(-102%);transition:transform .45s var(--ease);
}
.drawer.is-open{transform:none}
.drawer a{
  display:block;color:#fff;text-decoration:none;padding:13px 0;
  border-bottom:1px solid rgba(255,255,255,.1);
  font-family:'Archivo',sans-serif;font-stretch:104%;font-weight:600;font-size:1.02rem;
}
.drawer .sub-item{padding-left:18px;font-weight:400;font-size:.9rem;color:rgba(255,255,255,.7);font-family:'Inter',sans-serif}

/* --- colonne vertébrale : l'axe routier -------------------------- */
.spine{
  position:fixed;left:34px;top:0;bottom:0;width:40px;z-index:40;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:18px;pointer-events:none;mix-blend-mode:normal;
}
.spine__pk,.spine__label{
  font-family:'Archivo',sans-serif;font-stretch:120%;font-weight:600;
  font-size:.594rem;text-transform:uppercase;letter-spacing:.22em;
  writing-mode:vertical-rl;color:var(--acier);
  transition:color .3s;
}
.spine__label{color:var(--ambre);max-height:190px;overflow:hidden}
.spine__track{
  position:relative;width:2px;height:34vh;
  background-image:linear-gradient(to bottom,var(--acier) 0 9px,transparent 9px 18px);
  background-size:2px 18px;opacity:.45;
}
.spine__fill{
  position:absolute;inset:0 0 auto 0;height:0;background:var(--ambre);
  transition:height .12s linear;
}
.spine.on-dark .spine__pk{color:rgba(255,255,255,.45)}
.spine.on-dark .spine__track{background-image:linear-gradient(to bottom,rgba(255,255,255,.55) 0 9px,transparent 9px 18px)}

/* --- héros ------------------------------------------------------- */
.hero{
  position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:flex-end;
  background:
    radial-gradient(64% 56% at 86% -6%,rgba(0,176,240,.34) 0%,rgba(0,176,240,0) 60%),
    linear-gradient(158deg,#041A26 0%,#04212E 46%,#063146 100%);
  color:#fff;padding-top:calc(var(--header-h) + 40px);overflow:hidden;
}
.hero__content{padding-bottom:clamp(34px,5vw,64px)}
.hero h1{margin:.36em 0 .5em;color:#fff;max-width:17ch}
.hero h1 .ligne{display:block;overflow:hidden}
.hero h1 .ligne span{display:block;transform:translateY(105%);animation:monte .95s var(--ease) forwards}
.hero h1 .ligne:nth-child(1) span{animation-delay:.15s}
.hero h1 .ligne:nth-child(2) span{animation-delay:.26s}
.hero h1 .ligne:nth-child(3) span{animation-delay:.37s}
@keyframes monte{to{transform:none}}
.hero__kicker{max-width:52ch;color:rgba(231,236,242,.78);font-weight:300;font-size:clamp(1rem,1.4vw,1.16rem);opacity:0;animation:apparait .8s var(--ease) .58s forwards}
@keyframes apparait{to{opacity:1}}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;opacity:0;animation:apparait .8s var(--ease) .72s forwards}

/* tracé de l'axe en plan */
.trace{position:absolute;left:0;right:0;bottom:172px;height:78px;pointer-events:none;opacity:.9}
.trace svg{width:100%;height:100%}
.trace .route{fill:none;stroke:rgba(0,176,240,.26);stroke-width:1.2}
.trace .axe{
  fill:none;stroke:var(--ambre);stroke-width:2;stroke-dasharray:14 12;
  stroke-dashoffset:1200;animation:tracer 2.6s var(--ease) .5s forwards;
}
@keyframes tracer{to{stroke-dashoffset:0}}
.trace .tick{stroke:rgba(0,176,240,.28);stroke-width:1}

/* relevé de chiffres */
.releve{border-top:1px solid var(--ligne-claire);background:rgba(3,20,30,.62);backdrop-filter:blur(4px)}
.releve__grid{display:grid;grid-template-columns:repeat(4,1fr)}
.releve__item{padding:26px 26px 28px;border-left:1px solid var(--ligne-claire)}
.releve__item:first-child{border-left:0;padding-left:0}
.mask{overflow:hidden;display:block}
.mask>span{display:block;transform:translateY(102%);transition:transform .8s var(--ease)}
.is-visible .mask>span{transform:none}
.releve__val{
  font-family:'Archivo',sans-serif;font-stretch:76%;font-weight:800;
  font-size:clamp(1.9rem,3.4vw,2.85rem);line-height:1;color:#fff;letter-spacing:-.03em;
}
.releve__val i{font-style:normal;color:var(--ambre)}
.releve__key{font-size:.8rem;color:rgba(231,236,242,.62);margin-top:10px;line-height:1.45}

/* --- citation du DG ---------------------------------------------- */
.citation{position:relative;padding-left:clamp(20px,3vw,44px);border-left:2px solid var(--ambre)}
.citation p{font-size:clamp(1.02rem,1.35vw,1.14rem);font-weight:300;line-height:1.68}
.signature{margin-top:26px;display:flex;align-items:center;gap:14px}
.signature__nom{font-family:'Archivo',sans-serif;font-stretch:100%;font-weight:700;font-size:1rem;letter-spacing:.005em}
.signature__fn{font-size:.78rem;color:var(--acier);letter-spacing:.03em}

/* --- emplacements photo (gabarits) ------------------------------- */
.photo{
  position:relative;background:var(--encre);overflow:hidden;
  display:grid;place-items:center;aspect-ratio:4/3;
}
.photo::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(to right,rgba(255,255,255,.06) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:34px 34px;
}
/* repères de coupe, comme sur un plan */
.photo::after{
  content:"";position:absolute;inset:14px;
  background:
    linear-gradient(var(--ambre),var(--ambre)) left top/22px 1px no-repeat,
    linear-gradient(var(--ambre),var(--ambre)) left top/1px 22px no-repeat,
    linear-gradient(var(--ambre),var(--ambre)) right top/22px 1px no-repeat,
    linear-gradient(var(--ambre),var(--ambre)) right top/1px 22px no-repeat,
    linear-gradient(var(--ambre),var(--ambre)) left bottom/22px 1px no-repeat,
    linear-gradient(var(--ambre),var(--ambre)) left bottom/1px 22px no-repeat,
    linear-gradient(var(--ambre),var(--ambre)) right bottom/22px 1px no-repeat,
    linear-gradient(var(--ambre),var(--ambre)) right bottom/1px 22px no-repeat;
  opacity:.55;
}
.photo__img{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;z-index:3;
}
.photo__note{
  position:relative;z-index:2;text-align:center;padding:22px;max-width:30ch;
  font-family:'Archivo',sans-serif;font-stretch:118%;font-weight:600;
  font-size:.63rem;text-transform:uppercase;letter-spacing:.17em;line-height:1.9;
  color:rgba(255,255,255,.46);
}
.photo__note b{display:block;color:var(--ambre);font-weight:600;margin-bottom:6px}
.photo--large{aspect-ratio:16/9}
.photo--portrait{aspect-ratio:3/4}

/* --- cartes ------------------------------------------------------ */
.carte{background:#fff;padding:clamp(24px,2.6vw,34px);border-top:2px solid var(--noir);height:100%;transition:transform .35s var(--ease),box-shadow .35s var(--ease)}
.carte:hover{transform:translateY(-4px);box-shadow:0 18px 44px rgba(5,5,5,.1)}
.carte--ambre{border-top-color:var(--ambre)}
.carte h3{margin:16px 0 12px}
.carte p{font-size:.94rem;color:var(--acier);line-height:1.65}
.carte__num{
  font-family:'Archivo',sans-serif;font-stretch:118%;font-weight:600;font-size:.66rem;
  letter-spacing:.2em;color:var(--ambre-texte);
}

/* --- valeurs ----------------------------------------------------- */
.valeur{padding:30px 0;border-top:1px solid var(--ligne-claire);display:grid;grid-template-columns:56px 1fr;gap:22px;align-items:start}
.valeur__idx{font-family:'Archivo',sans-serif;font-stretch:118%;font-weight:600;font-size:.66rem;letter-spacing:.18em;color:var(--ambre);padding-top:.55em}
.valeur h3{margin-bottom:9px}
.valeur p{color:rgba(231,236,242,.72);font-size:.96rem;max-width:66ch}

/* --- frise : la route de l'entreprise ---------------------------- */
.route-frise{position:relative;margin-top:clamp(34px,4vw,56px)}
.route-frise__grid{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.jalon{position:relative}
.jalon__pk{font-family:'Archivo',sans-serif;font-stretch:118%;font-weight:600;font-size:.64rem;letter-spacing:.2em;color:var(--acier)}
.jalon__an{font-family:'Archivo',sans-serif;font-stretch:76%;font-weight:800;font-size:clamp(2rem,3.2vw,2.7rem);line-height:1;letter-spacing:-.03em;color:var(--noir);margin:6px 0 26px}
.jalon__rail{position:relative;height:14px;margin-bottom:26px}
.jalon__rail::before{
  content:"";position:absolute;top:6px;left:8px;width:calc(100% + 22px);height:2px;
  background-image:linear-gradient(to right,var(--ambre) 0 16px,transparent 16px 32px);
  background-size:32px 2px;opacity:.5;
}
.jalon:last-child .jalon__rail::before{display:none}
.jalon__pt{position:absolute;left:0;top:0;width:14px;height:14px;background:var(--ambre);border-radius:50%;box-shadow:0 0 0 6px var(--pierre)}
.jalon h3{font-size:1.02rem;margin-bottom:10px;line-height:1.3}
.jalon p{font-size:.9rem;color:var(--acier);line-height:1.6}
.jalon--fin .jalon__an{color:var(--ambre)}

/* --- expertises (accordéon natif) -------------------------------- */
.metier{border-top:1px solid var(--ligne);background:#fff}
.metier:last-of-type{border-bottom:1px solid var(--ligne)}
.metier>summary{
  list-style:none;cursor:pointer;padding:clamp(22px,2.6vw,30px) 0;
  display:grid;grid-template-columns:64px 1fr 44px;gap:20px;align-items:center;
}
.metier>summary::-webkit-details-marker{display:none}
.metier__num{font-family:'Archivo',sans-serif;font-stretch:118%;font-weight:600;font-size:.68rem;letter-spacing:.18em;color:var(--ambre-texte)}
.metier__titre{font-family:'Archivo',sans-serif;font-stretch:84%;font-weight:800;font-size:clamp(1.25rem,2.4vw,2rem);letter-spacing:-.012em;line-height:1.2;color:var(--noir);transition:color .25s}
.metier:hover .metier__titre{color:var(--ambre)}
.metier__plus{position:relative;width:26px;height:26px;justify-self:end}
.metier__plus::before,.metier__plus::after{content:"";position:absolute;background:var(--noir);transition:transform .3s var(--ease),opacity .3s}
.metier__plus::before{top:12px;left:0;width:26px;height:2px}
.metier__plus::after{left:12px;top:0;height:26px;width:2px}
.metier[open] .metier__plus::after{transform:rotate(90deg);opacity:0}
.metier__corps{padding:0 0 clamp(28px,3.4vw,46px);display:grid;grid-template-columns:64px 1fr;gap:20px}
.metier__texte{max-width:74ch}
.metier__texte p{font-size:.98rem;color:#3d4550}
.metier__faits{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.puce{
  font-family:'Archivo',sans-serif;font-stretch:112%;font-weight:600;font-size:.66rem;
  text-transform:uppercase;letter-spacing:.13em;padding:8px 13px;
  background:var(--pierre);color:var(--noir);
}
.metier__liste{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:26px}
.metier__liste h4{font-family:'Archivo',sans-serif;font-stretch:112%;font-size:.74rem;text-transform:uppercase;letter-spacing:.14em;color:var(--ambre-texte);margin:0 0 10px}
.metier__liste ul{margin:0;padding-left:17px;font-size:.9rem;color:var(--acier);line-height:1.75}

/* --- projets ------------------------------------------------------ */
.projet{background:#fff;display:flex;flex-direction:column;height:100%}
.projet .photo{aspect-ratio:3/2}
.projet__corps{padding:22px 22px 26px;border:1px solid var(--ligne);border-top:0;flex:1}
.projet h3{font-size:1.02rem;line-height:1.3;margin:12px 0 14px;color:var(--noir)}
.fiche{display:grid;grid-template-columns:auto 1fr;gap:6px 14px;font-size:.8rem;border-top:1px solid var(--ligne);padding-top:14px}
.fiche dt{color:var(--acier);font-family:'Archivo',sans-serif;font-stretch:114%;font-size:.63rem;text-transform:uppercase;letter-spacing:.13em;padding-top:.28em}
.fiche dd{margin:0;color:var(--graphite);font-weight:500}

/* --- réalisations phares (montants de contrat) --------------------- */
.phares{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-bottom:clamp(30px,3.6vw,46px)}
.phare{background:var(--noir);color:#fff;padding:clamp(22px,2.4vw,30px);border-top:2px solid var(--ambre);display:flex;flex-direction:column}
.phare h3{color:#fff;margin:12px 0 14px;font-size:1.06rem}
.phare .carte__num{color:var(--ambre)}
.phare__tete{display:flex;align-items:baseline;gap:9px;margin-bottom:4px}
.phare__val{font-family:'Archivo',sans-serif;font-stretch:76%;font-weight:800;font-size:clamp(2.3rem,3.8vw,3.1rem);line-height:.9;letter-spacing:-.02em;color:#fff}
.phare__val i{font-style:normal;color:var(--ambre);font-size:.42em;font-weight:700;letter-spacing:0}
.phare__dev{font-family:'Archivo',sans-serif;font-stretch:118%;font-weight:600;font-size:.58rem;letter-spacing:.2em;text-transform:uppercase;color:rgba(255,255,255,.5)}
.phare .fiche{border-top:1px solid rgba(255,255,255,.16);margin-top:auto;padding-top:14px}
.phare .fiche dt{color:rgba(255,255,255,.55)}
.phare .fiche dd{color:rgba(255,255,255,.92)}
@media (max-width:980px){.phares{grid-template-columns:1fr}}

/* --- contact ------------------------------------------------------ */
.implantation{padding:28px;background:rgba(255,255,255,.045);border-left:2px solid var(--ambre);height:100%}
.implantation h3{font-size:1.05rem;margin-bottom:14px}
.implantation p{font-size:.92rem;color:rgba(231,236,242,.74);line-height:1.65}
.implantation a{color:#fff;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.28);transition:border-color .2s}
.implantation a:hover{border-color:var(--ambre)}

.form{display:grid;gap:16px}
.champ{display:grid;gap:7px}
.champ label{font-family:'Archivo',sans-serif;font-stretch:114%;font-weight:600;font-size:.66rem;text-transform:uppercase;letter-spacing:.15em;color:rgba(255,255,255,.62)}
.champ input,.champ select,.champ textarea{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);color:#fff;
  padding:13px 15px;font-family:'Inter',sans-serif;font-size:.95rem;border-radius:0;
  transition:border-color .2s,background .2s;
}
.champ input:focus,.champ select:focus,.champ textarea:focus{outline:none;border-color:var(--ambre);background:rgba(255,255,255,.09)}
.champ textarea{resize:vertical;min-height:130px}
.champ select option{background:var(--encre)}
.form__ligne{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form__note{font-size:.78rem;color:rgba(231,236,242,.5);line-height:1.6}
.form__retour{display:none;padding:14px 16px;background:rgba(232,97,28,.16);border-left:2px solid var(--ambre);font-size:.9rem}
.form__retour.is-on{display:block}

/* --- pied de page -------------------------------------------------- */
.footer{background:var(--encre);color:rgba(231,236,242,.66);padding-block:64px 0}
.footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.footer h4{font-family:'Archivo',sans-serif;font-stretch:116%;font-weight:600;font-size:.68rem;text-transform:uppercase;letter-spacing:.18em;color:#fff;margin:0 0 18px}
.footer ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.footer a{text-decoration:none;font-size:.9rem;transition:color .2s}
.footer a:hover{color:var(--ambre)}
.footer__bas{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.1);padding-block:22px;
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
  font-size:.78rem;color:rgba(231,236,242,.42);
}

/* --- révélation au défilement --------------------------------------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .75s var(--ease),transform .75s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}
.reveal[data-delai="1"]{transition-delay:.09s}
.reveal[data-delai="2"]{transition-delay:.18s}
.reveal[data-delai="3"]{transition-delay:.27s}

/* --- accessibilité ---------------------------------------------------- */
:focus-visible{outline:2px solid var(--ambre);outline-offset:3px}
.saut{position:absolute;left:-9999px;top:0;background:var(--ambre);color:#fff;padding:12px 18px;z-index:200}
.saut:focus{left:12px;top:12px}
[id]{scroll-margin-top:calc(var(--header-h) + 18px)}

/* --- adaptatif -------------------------------------------------------- */
@media (max-width:1340px){.spine{display:none}}
@media (max-width:980px){
  .nav{display:none}
  .burger{display:block}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .releve__grid{grid-template-columns:1fr 1fr}
  .releve__item{border-left:0;border-top:1px solid var(--ligne-claire);padding-inline:0}
  .releve__item:nth-child(2){border-left:1px solid var(--ligne-claire);padding-left:22px}
  .releve__item:nth-child(4){border-left:1px solid var(--ligne-claire);padding-left:22px}
  .route-frise__grid{grid-template-columns:1fr;gap:34px}
  .jalon{padding-left:38px}
  .jalon::before{content:"";position:absolute;left:6px;top:10px;bottom:-40px;width:2px;
    background-image:linear-gradient(to bottom,var(--ambre) 0 16px,transparent 16px 32px);
    background-size:2px 32px;opacity:.5}
  .jalon:last-child::before{display:none}
  .jalon__rail{position:absolute;left:0;top:4px;height:14px;width:14px;margin:0}
  .jalon__rail::before{display:none}
  .jalon__an{margin-bottom:14px}
  .metier__corps{grid-template-columns:1fr}
  .metier__liste{grid-template-columns:1fr}
  .footer__grid{grid-template-columns:1fr 1fr}
  .trace{bottom:auto;top:34%}
}
@media (max-width:620px){
  .footer__grid{grid-template-columns:1fr}
  .form__ligne{grid-template-columns:1fr}
  .metier>summary{grid-template-columns:1fr 34px;gap:12px}
  .metier__num{display:none}
  .metier__corps{padding-left:0}
  .releve__item{padding:20px 14px 22px}
  .releve__item:nth-child(odd){border-left:0;padding-left:0}
  .releve__key{font-size:.74rem}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-delay:0ms!important;transition-duration:.001ms!important}
  .hero h1 .ligne span,.mask>span{transform:none}
  .reveal{opacity:1;transform:none}
  .trace .axe{stroke-dashoffset:0}
}

/* --- ajouts WordPress ------------------------------------------------- */

/* piège à robots du formulaire de contact : invisible pour l'internaute,
   rempli par les robots de spam — voir inc/contact-handler.php */
.bmc-piege{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}

/* barre d'administration WordPress : décale l'en-tête fixe pour ne pas
   la recouvrir quand un administrateur est connecté */
body.admin-bar .site-header{top:32px}
body.admin-bar .drawer{top:calc(var(--header-h) + 32px)}
@media screen and (max-width:782px){
  body.admin-bar .site-header{top:46px}
  body.admin-bar .drawer{top:calc(var(--header-h) + 46px)}
}

/* légendes et alignements produits par l'éditeur WordPress */
.wp-caption{max-width:100%}
.wp-caption-text,figcaption{font-size:.82rem;color:var(--acier);margin-top:8px}
.alignleft{float:left;margin:0 22px 18px 0}
.alignright{float:right;margin:0 0 18px 22px}
.aligncenter{margin-inline:auto}
.screen-reader-text{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(1px,1px,1px,1px);white-space:nowrap}