/* ============================================================
   STUDIO CALAME — « Nuit et laiton »
   Dominante navy · accent laiton · filets 1px · index numérotés
   ============================================================ */

:root{
  --ink:#0E1721;
  --ink-2:#16212D;
  --ink-3:#0A1017;
  --bone:#EDE6DA;
  --muted:rgba(237,230,218,.60);
  --faint:rgba(237,230,218,.34);
  --rule:rgba(237,230,218,.14);
  --rule-soft:rgba(237,230,218,.07);
  --brass:#C8A160;

  --display:"Newsreader",serif;
  --sans:"Switzer","Helvetica Neue",sans-serif;

  --ease:cubic-bezier(.22,1,.36,1);
  --ease-io:cubic-bezier(.65,0,.35,1);
  --shell:1400px;
  --gut:clamp(20px,5vw,64px);
  --nav-h:76px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--ink);color:var(--bone);
  font-family:var(--sans);font-weight:400;font-size:16px;line-height:1.6;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
::selection{background:var(--brass);color:var(--ink)}
:focus-visible{outline:2px solid var(--brass);outline-offset:3px}

body::after{
  content:"";position:fixed;inset:0;z-index:9999;pointer-events:none;opacity:.045;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='4'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)'/%3E%3C/svg%3E");
}
@media (max-width:768px){body::after{display:none}}

.shell{max-width:var(--shell);margin-inline:auto;padding-inline:var(--gut)}
.skip{position:absolute;left:-9999px;top:0;z-index:200;background:var(--brass);color:var(--ink);padding:14px 20px}
.skip:focus{left:0}

.label{font-size:11px;font-weight:500;letter-spacing:.18em;text-transform:uppercase;color:var(--faint)}
.idx{font-family:var(--display);font-size:13px;letter-spacing:.06em;color:var(--brass);font-variant-numeric:tabular-nums}
.eyebrow{display:flex;align-items:center;gap:14px;margin-bottom:36px}
.eyebrow::after{content:"";flex:1;height:1px;background:var(--rule)}

h1,h2,h3{font-family:var(--display);font-weight:400;line-height:1.02;letter-spacing:-.015em}
.h2{font-size:clamp(2.1rem,4.4vw,3.65rem);line-height:1.06;letter-spacing:-.02em;text-wrap:balance}
p{text-wrap:pretty}

[data-reveal]{opacity:0;transform:translateY(28px);
  transition:opacity .9s var(--ease),transform .9s var(--ease);
  transition-delay:var(--d,0ms);will-change:opacity,transform}
[data-reveal].in{opacity:1;transform:none}
.par{will-change:transform}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  [data-reveal]{opacity:1;transform:none;transition:none}
  .par{transform:none!important}
  *{animation:none!important}
}

/* ---------------- HEADER ---------------- */
.hdr{
  position:fixed;inset:0 0 auto;z-index:100;
  background:rgba(14,23,33,0);border-bottom:1px solid transparent;
  transition:background .5s var(--ease),border-color .5s var(--ease);
}
.hdr.solid,.hdr.stuck{
  background:rgba(10,16,23,.86);
  -webkit-backdrop-filter:blur(14px) saturate(1.4);backdrop-filter:blur(14px) saturate(1.4);
  border-bottom-color:var(--rule);
}
.hdr-in{display:flex;align-items:center;gap:32px;padding-block:26px;transition:padding .5s var(--ease)}
.hdr.stuck .hdr-in{padding-block:14px}
.mark{font-family:var(--display);font-size:26px;white-space:nowrap;transition:font-size .5s var(--ease)}
.hdr.stuck .mark{font-size:21px}
.mark em{font-style:normal;color:var(--brass)}

.nav{display:flex;align-items:center;gap:26px;margin-left:auto}
/* `> a` et non `a` : sinon la règle contaminerait tous les liens des méga-panneaux. */
.nav > a{position:relative;font-size:13.5px;color:var(--muted);padding:6px 0;transition:color .35s var(--ease)}
.nav > a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--brass);
  transform:scaleX(0);transform-origin:right;transition:transform .5s var(--ease)}
.nav > a:hover{color:var(--bone)}
.nav > a:hover::after,.nav > a[aria-current]::after{transform:scaleX(1);transform-origin:left}
.nav > a[aria-current]{color:var(--brass)}
.lang{display:flex;gap:7px;align-items:center;font-size:12px;letter-spacing:.06em;
  padding-left:26px;border-left:1px solid var(--rule);color:var(--faint)}
.lang b{color:var(--brass);font-weight:500}
.lang i{font-style:normal;opacity:.35}

/* ---------------- MÉGA-MENU ---------------- */
/* Le wrapper mord dans la marge interne du header (padding + margin négative de même
   valeur) pour qu'il n'y ait AUCUNE bande morte entre le lien et le panneau : sans ça,
   la souris perd :hover en descendant, `pointer-events:none` tombe aussitôt, et le
   panneau devient intraversable. Il reste en position:static pour que le panneau
   se cale sur le header et non sur le wrapper. */
.has-mega{
  position:static;display:flex;align-items:center;
  padding-block:26px;margin-block:-26px;
  transition:padding .5s var(--ease),margin .5s var(--ease);
}
.hdr.stuck .has-mega{padding-block:14px;margin-block:-14px}
.has-mega > a{position:relative;display:inline-flex;align-items:center;gap:7px;
  font-size:13.5px;color:var(--muted);padding:6px 0;transition:color .35s var(--ease)}
.has-mega > a::before{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--brass);
  transform:scaleX(0);transform-origin:right;transition:transform .5s var(--ease)}
.has-mega > a::after{content:"";width:4px;height:4px;border-right:1px solid currentColor;
  border-bottom:1px solid currentColor;transform:rotate(45deg) translateY(-1px);opacity:.5;
  transition:transform .4s var(--ease),opacity .4s var(--ease)}
.has-mega:hover > a,.has-mega:focus-within > a{color:var(--bone)}
.has-mega:hover > a::before,.has-mega:focus-within > a::before{transform:scaleX(1);transform-origin:left}
.has-mega:hover > a::after,.has-mega:focus-within > a::after{transform:rotate(225deg) translateY(-2px);opacity:1}
.has-mega > a[aria-current]{color:var(--brass)}

.mega{
  position:absolute;left:0;right:0;top:100%;
  background:rgba(10,16,23,.97);
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);
  opacity:0;visibility:hidden;transform:translateY(-10px);pointer-events:none;
  transition:opacity .45s var(--ease),transform .45s var(--ease),visibility .45s;
}
/* Ouverture en CSS pure (le site reste utilisable sans JS).
   `.hold` est un délai de grâce ajouté par le JS : le déclencheur ne fait que ~70px
   de large alors que le panneau est pleine largeur, donc une descente EN DIAGONALE
   vers un lien décalé sort latéralement du déclencheur avant d'entrer dans le panneau.
   Sans ce délai, :hover tombe, pointer-events:none s'applique, et le panneau meurt
   sous le curseur. */
.has-mega:hover .mega,.has-mega:focus-within .mega,.has-mega.hold .mega{
  opacity:1;visibility:visible;transform:none;pointer-events:auto}
body.mega-off .mega{opacity:0!important;visibility:hidden!important;pointer-events:none!important}

.mega-in{display:grid;grid-template-columns:250px 1fr 290px;gap:clamp(28px,3.5vw,56px);
  padding-block:clamp(34px,3.4vw,48px);align-items:start}
.mega-side p{color:var(--muted);font-size:13.5px;margin:16px 0 22px;max-width:30ch}
.mega-side .svc-go{margin-top:0}
.mega-side:hover .svc-go i{width:34px}

.mega-cols{display:grid;grid-template-columns:1fr 1fr;gap:0 clamp(20px,2.4vw,40px);
  border-left:1px solid var(--rule);padding-left:clamp(20px,2.4vw,40px)}
.mega-cols ul{list-style:none}
.mega-cols a{display:grid;grid-template-columns:auto 1fr;gap:0 12px;padding:11px 0;
  border-bottom:1px solid var(--rule-soft)}
.mega-cols li:last-child a{border-bottom:0}
.mega-cols .idx{grid-row:span 2;padding-top:3px}
.mm-t{display:block;font-family:var(--display);font-size:1.05rem;color:var(--bone);
  transition:color .35s var(--ease)}
.mm-d{display:block;font-size:12px;color:var(--faint);line-height:1.45;margin-top:2px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mega-cols a:hover .mm-t,.mega-works a:hover .mm-t,.mega-feat:hover .mm-t{color:var(--brass)}

.mega-works{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(14px,1.6vw,22px);
  border-left:1px solid var(--rule);padding-left:clamp(20px,2.4vw,40px)}
.mw-f{display:block;overflow:hidden;aspect-ratio:4/3;margin-bottom:12px}
.mw-f img{width:100%;height:100%;object-fit:cover;filter:saturate(.75) brightness(.8);
  transition:filter .8s var(--ease),transform 1.1s var(--ease)}
.mega-works a:hover .mw-f img{filter:none;transform:scale(1.04)}

.mega-feat{display:block;border:1px solid var(--rule);padding:0 0 22px;
  transition:border-color .5s var(--ease)}
.mega-feat:hover{border-color:rgba(200,161,96,.5)}
.mf-f{display:block;overflow:hidden;aspect-ratio:16/10;margin-bottom:18px}
.mf-f img{width:100%;height:100%;object-fit:cover;filter:saturate(.75) brightness(.8);
  transition:filter .8s var(--ease),transform 1.1s var(--ease)}
.mega-feat:hover .mf-f img{filter:none;transform:scale(1.04)}
.mega-feat .mm-t,.mega-feat .mm-d,.mega-feat .svc-go{padding-inline:22px}
.mega-feat .mm-d{-webkit-line-clamp:3;margin-top:6px}
.mega-feat .svc-go{margin-top:16px}

.hdr-tel{display:none;width:44px;height:44px;align-items:center;justify-content:center;
  border:1px solid var(--rule);margin-left:18px;color:var(--brass);
  transition:border-color .4s var(--ease),background .4s var(--ease)}
.hdr-tel:hover{border-color:var(--brass);background:rgba(200,161,96,.08)}

.burger{display:none;margin-left:auto;width:46px;height:46px;align-items:center;justify-content:center}
.burger span{display:block;width:26px;height:1px;background:var(--bone);position:relative;transition:background .3s}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:26px;height:1px;
  background:var(--bone);transition:transform .45s var(--ease)}
.burger span::before{top:-8px}.burger span::after{top:8px}
body.menu-open .burger span{background:transparent}
body.menu-open .burger span::before{transform:translateY(8px) rotate(45deg)}
body.menu-open .burger span::after{transform:translateY(-8px) rotate(-45deg)}

/* ---------------- MENU MOBILE (accordéon) ---------------- */
.sheet{
  position:fixed;inset:0;z-index:99;background:var(--ink-3);
  padding:calc(var(--nav-h) + 18px) var(--gut) 0;display:flex;flex-direction:column;
  clip-path:circle(0% at calc(100% - 44px) 44px);transition:clip-path .8s var(--ease);
  visibility:hidden;height:100dvh;
}
body.menu-open .sheet{clip-path:circle(150% at calc(100% - 44px) 44px);visibility:visible}
.sheet-scroll{flex:1;overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;
  padding-bottom:20px}

.sheet-acc,.sheet-scroll > .sheet-link{
  opacity:0;transform:translateY(20px);
  transition:opacity .6s var(--ease),transform .6s var(--ease);
}
body.menu-open .sheet-acc,body.menu-open .sheet-scroll > .sheet-link{
  opacity:1;transform:none;transition-delay:var(--d,0ms)}

.sheet-link{
  width:100%;font-family:var(--display);font-size:clamp(1.4rem,5.4vw,1.9rem);
  padding:15px 0;border-bottom:1px solid var(--rule-soft);
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  text-align:left;min-height:56px;
}
.sheet-link span{font-family:var(--display);font-size:1.1rem;color:var(--brass);
  transition:transform .45s var(--ease);line-height:1}
.sheet-acc [aria-expanded="true"]{color:var(--brass)}
.sheet-acc [aria-expanded="true"] span{transform:rotate(45deg)}

/* `grid-template-rows:0fr` n'écrase que la PREMIÈRE ligne implicite : il faut donc
   un conteneur unique (.ss-in), sinon les liens suivants restent en hauteur auto. */
.sheet-sub{
  display:grid;grid-template-rows:0fr;
  transition:grid-template-rows .55s var(--ease);
}
.sheet-acc.open .sheet-sub{grid-template-rows:1fr}
.sheet-sub .ss-in{min-height:0;overflow:hidden}
.sheet-sub a{
  display:flex;align-items:center;gap:14px;min-height:52px;padding:6px 0 6px 4px;
  font-size:15.5px;color:var(--muted);border-bottom:1px solid var(--rule-soft);
}
.sheet-sub a:first-child{padding-top:14px}
.sheet-sub a:last-child{border-bottom:0;padding-bottom:18px}
.sheet-sub .idx{font-style:normal;min-width:22px}
.sheet-sub .sub-all{color:var(--brass);font-size:11px;letter-spacing:.16em;text-transform:uppercase}
.sheet-sub .sub-all svg{width:14px;height:14px}

.sheet-foot{
  margin-top:auto;display:grid;gap:12px;
  padding:20px 0 calc(20px + env(safe-area-inset-bottom));
  border-top:1px solid var(--rule);background:var(--ink-3);
}
.sheet-tel{display:flex;flex-direction:column;gap:2px;min-height:56px;justify-content:center;
  border:1px solid var(--rule);padding:8px 18px;transition:border-color .4s var(--ease)}
.sheet-tel:hover,.sheet-tel:focus-visible{border-color:var(--brass)}
.sheet-tel .num{font-family:var(--display);font-size:1.4rem;color:var(--bone)}

/* ---------------- BOUTONS ---------------- */
.btn{
  --bg:var(--brass);
  position:relative;overflow:hidden;isolation:isolate;
  display:inline-flex;align-items:center;justify-content:center;gap:12px;
  min-height:54px;padding:0 30px;background:var(--bg);color:var(--ink);
  font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  transition:transform .5s var(--ease),color .4s var(--ease);
}
.btn::before{content:"";position:absolute;inset:0;z-index:-1;background:var(--bone);
  transform:translateY(101%);transition:transform .6s var(--ease)}
.btn:hover::before{transform:translateY(0)}
.btn:hover{transform:translateY(-2px)}
.btn svg{width:15px;height:15px;transition:transform .5s var(--ease)}
.btn:hover svg{transform:translateX(4px)}
.btn-ghost{--bg:transparent;color:var(--bone);border:1px solid var(--rule)}
.btn-ghost:hover{color:var(--ink)}

/* ---------------- HERO HOME ---------------- */
.hero{
  position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:flex-end;
  overflow:hidden;padding-top:calc(var(--nav-h) + 40px);padding-bottom:clamp(28px,4vw,44px);
}
.hero-bg{position:absolute;inset:-8% 0;z-index:-2}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:center 55%}
.hero::before{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(10,16,23,.86) 0%,rgba(10,16,23,.34) 34%,rgba(10,16,23,.62) 72%,var(--ink) 100%),
             radial-gradient(120% 80% at 50% 40%,transparent 40%,rgba(10,16,23,.55) 100%)}
.hero-in{max-width:var(--shell);margin-inline:auto;width:100%;padding-inline:var(--gut);text-align:center}
.hero h1{font-size:clamp(1.6rem,7.6vw,5.1rem);line-height:1.04;letter-spacing:-.02em;
  text-transform:uppercase;font-weight:400;margin-bottom:clamp(22px,2.6vw,32px)}
.hero h1 .ln{display:block;overflow:hidden;padding-bottom:.04em}
.hero h1 .ln i{display:block;font-style:normal;white-space:nowrap;transform:translateY(105%);
  transition:transform 1.15s var(--ease);transition-delay:var(--d,0ms)}
.hero.lit h1 .ln i{transform:none}
.hero h1 .ln:nth-child(2) i{color:var(--brass)}
.hero-sub{max-width:60ch;margin:0 auto clamp(30px,3.4vw,42px);
  font-size:clamp(15px,1.15vw,17px);color:rgba(237,230,218,.78);line-height:1.65}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:clamp(46px,6vw,84px)}
.hero-foot{display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding-top:22px;border-top:1px solid var(--rule)}
.scroll-cue{display:flex;align-items:center;gap:10px;color:var(--faint);font-size:11px;
  letter-spacing:.18em;text-transform:uppercase}
.scroll-cue .bar{display:block;width:1px;height:34px;background:linear-gradient(var(--brass),transparent);
  animation:cue 2.4s var(--ease-io) infinite}
@keyframes cue{0%,100%{opacity:.2;transform:scaleY(.4);transform-origin:top}
  50%{opacity:1;transform:scaleY(1);transform-origin:top}}

/* ---------------- HERO PAGES INTÉRIEURES ---------------- */
.phero{
  position:relative;overflow:hidden;display:flex;align-items:flex-end;
  min-height:clamp(420px,58vh,620px);
  padding-top:calc(var(--nav-h) + 60px);padding-bottom:clamp(40px,5vw,64px);
  border-bottom:1px solid var(--rule);
}
.phero > .shell{width:100%}
.phero-bg{position:absolute;inset:-8% 0;z-index:-2}
.phero-bg img{width:100%;height:100%;object-fit:cover}
.phero::before{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(10,16,23,.9) 0%,rgba(10,16,23,.55) 45%,rgba(14,23,33,.94) 100%)}
.phero.plain{min-height:auto;padding-top:calc(var(--nav-h) + 80px);padding-bottom:clamp(40px,5vw,60px)}
.phero.plain::before{background:none}
.phero h1{font-size:clamp(2.3rem,5.6vw,4.6rem);line-height:1.04;letter-spacing:-.025em;max-width:20ch}
.phero .lede{margin-top:22px;max-width:58ch;color:rgba(237,230,218,.78);font-size:clamp(15px,1.1vw,17px)}
.crumb{display:flex;gap:10px;align-items:center;margin-bottom:26px;font-size:11px;
  letter-spacing:.16em;text-transform:uppercase;color:var(--faint);flex-wrap:wrap}
.crumb a:hover{color:var(--brass)}
.crumb i{font-style:normal;opacity:.4}

/* ---------------- CHIFFRES ---------------- */
.stats{border-bottom:1px solid var(--rule)}
.stats-g{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:clamp(30px,3.4vw,46px) clamp(16px,2.4vw,34px);border-left:1px solid var(--rule)}
.stat:first-child{border-left:0;padding-left:0}
.stat .n{font-family:var(--display);font-size:clamp(2.2rem,3.6vw,3.2rem);line-height:1;
  font-variant-numeric:tabular-nums}
.stat .n em{font-style:normal;color:var(--brass);font-size:.55em;vertical-align:.35em;margin-left:2px}
.stat .t{margin-top:12px;font-size:12.5px;color:var(--muted);line-height:1.45;max-width:22ch}

/* ---------------- SECTIONS ---------------- */
section{position:relative}
.sec{padding-block:clamp(88px,11vw,180px)}
.sec-sm{padding-block:clamp(64px,7vw,110px)}
.sec-head{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,80px);align-items:end;
  margin-bottom:clamp(48px,6vw,84px)}
.sec-head p{color:var(--muted);font-size:16.5px;max-width:52ch}
.ruled{border-top:1px solid var(--rule)}

/* Manifeste / split image + texte */
.mani{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(32px,6vw,96px);align-items:center}
.mani.flip{grid-template-columns:.95fr 1.05fr}
.mani.flip .mani-img{order:2}
.mani-img{position:relative;overflow:hidden;aspect-ratio:4/3}
.mani-img img{width:100%;height:112%;object-fit:cover;margin-top:-6%}
.mani-img figcaption{position:absolute;left:0;bottom:0;right:0;padding:16px 20px;
  background:linear-gradient(transparent,rgba(10,16,23,.9));
  font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--faint)}
.mani-txt p{color:var(--muted);margin-top:22px;font-size:16.5px;max-width:48ch}
.mani-txt p strong{color:var(--bone);font-weight:500}
.sig{margin-top:34px;padding-top:22px;border-top:1px solid var(--rule);display:flex;gap:16px;
  align-items:baseline;flex-wrap:wrap}
.sig .nm{font-family:var(--display);font-size:20px}
.sig .rl{font-size:12px;color:var(--faint);letter-spacing:.08em}

/* ---------------- SERVICES — blueprint ---------------- */
.svc{
  background:var(--ink-3);
  background-image:radial-gradient(circle,rgba(237,230,218,.11) 1px,transparent 1px);
  background-size:26px 26px;border-block:1px solid var(--rule);
}
.svc .sec{padding-bottom:0}
.svc-wrap{padding-bottom:clamp(88px,11vw,180px)}
.svc-g{display:grid;grid-template-columns:1fr 1fr}
.svc-i{position:relative;padding:clamp(34px,3.6vw,52px);
  border-right:1px solid var(--rule);border-bottom:1px solid var(--rule);
  background:linear-gradient(rgba(14,23,33,.72),rgba(14,23,33,.72));
  transition:background-color .6s var(--ease);display:block}
.svc-i:nth-child(2n){border-right:0}
.svc-i:nth-last-child(-n+2){border-bottom:0}
.svc-i:hover{background-color:rgba(200,161,96,.05)}
.svc-i::before,.svc-i::after{content:"";position:absolute;background:var(--brass);opacity:.16;
  transition:opacity .6s var(--ease),transform .7s var(--ease)}
.svc-i::before{left:0;right:0;top:clamp(34px,3.6vw,52px);height:1px;transform:scaleX(.14);transform-origin:left}
.svc-i::after{top:0;bottom:0;left:clamp(34px,3.6vw,52px);width:1px;transform:scaleY(.14);transform-origin:top}
.svc-i:hover::before{opacity:.42;transform:scaleX(1)}
.svc-i:hover::after{opacity:.42;transform:scaleY(1)}
.svc-cross{position:absolute;top:clamp(34px,3.6vw,52px);left:clamp(34px,3.6vw,52px);width:15px;height:15px;
  transform:translate(-50%,-50%);transition:transform .7s var(--ease)}
.svc-cross::before,.svc-cross::after{content:"";position:absolute;background:var(--brass);opacity:.7}
.svc-cross::before{left:50%;top:0;bottom:0;width:1px;margin-left:-.5px}
.svc-cross::after{top:50%;left:0;right:0;height:1px;margin-top:-.5px}
.svc-i:hover .svc-cross{transform:translate(-50%,-50%) rotate(45deg)}
.svc-n{position:relative;width:46px;height:46px;border:1px solid var(--rule);border-radius:50%;
  display:flex;align-items:center;justify-content:center;font-family:var(--display);font-size:14px;
  color:var(--brass);margin-bottom:26px;
  transition:background .55s var(--ease),color .55s var(--ease),border-color .55s var(--ease)}
.svc-i:hover .svc-n{background:var(--brass);color:var(--ink-3);border-color:var(--brass)}
.svc-i h3{font-size:clamp(1.35rem,1.9vw,1.75rem);margin-bottom:14px}
.svc-i p{color:var(--muted);font-size:14.5px;max-width:40ch;line-height:1.6}
.svc-go{display:inline-flex;align-items:center;gap:9px;margin-top:26px;min-height:24px;font-size:11px;
  letter-spacing:.16em;text-transform:uppercase;color:var(--brass);transition:gap .5s var(--ease)}
.svc-i:hover .svc-go{gap:16px}
.svc-go i{display:block;width:22px;height:1px;background:var(--brass);transition:width .5s var(--ease)}
.svc-i:hover .svc-go i{width:34px}

/* ---------------- PROCESS ---------------- */
.proc-g{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(32px,6vw,90px);align-items:start}
.proc-img{position:sticky;top:calc(var(--nav-h) + 40px);overflow:hidden;aspect-ratio:1/1}
.proc-img img{width:100%;height:112%;object-fit:cover;margin-top:-6%}
.step{padding:26px 0 30px;border-top:1px solid var(--rule);display:grid;grid-template-columns:auto 1fr;
  gap:22px;align-items:start}
.step:last-child{border-bottom:1px solid var(--rule)}
.step .k{font-family:var(--display);color:var(--brass);font-size:13px;padding-top:6px;min-width:26px}
.step h3{font-size:1.4rem;margin-bottom:8px}
.step p{color:var(--muted);font-size:14.5px;max-width:46ch}
.step .meta{margin-top:10px;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--faint)}

/* ---------------- RÉALISATIONS ---------------- */
.work-g{display:grid;grid-template-columns:repeat(12,1fr);gap:clamp(16px,2.4vw,32px)}
.work{position:relative;overflow:hidden;display:block}
.work:nth-child(1){grid-column:1/6}
.work:nth-child(2){grid-column:7/13;margin-top:clamp(40px,7vw,110px)}
.work:nth-child(3){grid-column:3/9;margin-top:clamp(8px,2vw,24px)}
.work-f{position:relative;overflow:hidden}
.work-f img{width:100%;height:112%;object-fit:cover;margin-top:-6%;
  filter:saturate(.78) brightness(.86);transition:filter 1s var(--ease),transform 1.4s var(--ease)}
.work:hover .work-f img{filter:saturate(1) brightness(1);transform:scale(1.03)}
.work-f::after{content:"";position:absolute;inset:14px;border:1px solid rgba(200,161,96,0);
  transition:border-color .7s var(--ease);pointer-events:none}
.work:hover .work-f::after{border-color:rgba(200,161,96,.55)}
.work-c{display:flex;justify-content:space-between;align-items:baseline;gap:16px;
  padding-top:18px;margin-top:18px;border-top:1px solid var(--rule)}
.work-c h3{font-size:1.35rem}
.work-c .pl{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--faint)}

/* ---------------- GARANTIES ---------------- */
.gar{position:relative;border-block:1px solid var(--rule);overflow:hidden}
.gar-bg{position:absolute;inset:-10% 0;z-index:-2}
.gar-bg img{width:100%;height:100%;object-fit:cover}
.gar::before{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(90deg,var(--ink) 12%,rgba(14,23,33,.9) 55%,rgba(14,23,33,.72))}
.gar-g{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--rule);
  margin-top:clamp(40px,5vw,64px)}
.gar-i{background:var(--ink);padding:clamp(26px,2.6vw,36px) clamp(20px,2vw,28px)}
.gar-i .idx{display:block;margin-bottom:18px}
.gar-i h3{font-size:1.15rem;margin-bottom:10px;line-height:1.25}
.gar-i p{font-size:13.5px;color:var(--muted)}

/* ---------------- CTA FINAL ---------------- */
.fin{padding-block:clamp(90px,11vw,170px);text-align:center}
.fin h2{font-size:clamp(2.4rem,6.4vw,5.4rem);line-height:1.02;letter-spacing:-.025em;
  text-transform:uppercase;margin-bottom:26px}
.fin h2 em{font-style:normal;color:var(--brass)}
.fin p{color:var(--muted);max-width:50ch;margin:0 auto 40px}
.fin-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---------------- CONTENUS DE PAGE ---------------- */
.prose{max-width:68ch}
.prose h2{font-size:clamp(1.7rem,2.6vw,2.3rem);margin:56px 0 18px}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:1.3rem;margin:34px 0 12px}
.prose p{color:var(--muted);margin-bottom:18px}
.prose p strong,.prose li strong{color:var(--bone);font-weight:500}
.prose ul,.prose ol{color:var(--muted);margin:0 0 22px 20px;display:grid;gap:9px}
.prose blockquote{margin:34px 0;padding:22px 0 22px 28px;border-left:1px solid var(--brass);
  font-family:var(--display);font-size:1.35rem;color:var(--bone);line-height:1.4}
.prose a:not(.btn){color:var(--brass);border-bottom:1px solid rgba(200,161,96,.35)}
.prose a:not(.btn):hover{border-bottom-color:var(--brass)}
.prose table{width:100%;border-collapse:collapse;margin:26px 0;font-size:14.5px}
.prose th,.prose td{text-align:left;padding:13px 14px;border-bottom:1px solid var(--rule);color:var(--muted)}
.prose th{color:var(--faint);font-family:var(--sans);font-weight:500;font-size:11px;
  letter-spacing:.14em;text-transform:uppercase}
.prose td:first-child{color:var(--bone)}

.split{display:grid;grid-template-columns:1fr 340px;gap:clamp(32px,5vw,80px);align-items:start}
.aside{position:sticky;top:calc(var(--nav-h) + 40px);border:1px solid var(--rule);padding:28px;
  background:var(--ink-2)}
.aside h3{font-size:1.3rem;margin-bottom:14px}
.aside p{font-size:14px;color:var(--muted);margin-bottom:20px}
.aside .btn{width:100%}
.aside ul{list-style:none;margin-top:22px;padding-top:20px;border-top:1px solid var(--rule);display:grid;gap:10px}
.aside li{font-size:13px;color:var(--muted);display:flex;gap:10px}
.aside li::before{content:"";flex:0 0 auto;width:6px;height:6px;margin-top:7px;background:var(--brass)}

/* Cartes génériques (guides, zones, réalisations en liste) */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:1px;background:var(--rule);
  border:1px solid var(--rule)}
.card{background:var(--ink);padding:clamp(26px,2.6vw,38px);display:flex;flex-direction:column;
  transition:background .5s var(--ease)}
.card:hover{background:var(--ink-2)}
.card .idx{margin-bottom:16px;display:block}
.card h3{font-size:1.4rem;margin-bottom:12px}
.card p{color:var(--muted);font-size:14.5px;flex:1}
.card .svc-go{margin-top:22px}
.card-img{position:relative;overflow:hidden;aspect-ratio:16/9;margin:-1px -1px 24px;border-bottom:1px solid var(--rule)}
.card-img img{width:100%;height:100%;object-fit:cover;filter:saturate(.8) brightness(.85);
  transition:filter .9s var(--ease),transform 1.3s var(--ease)}
.card:hover .card-img img{filter:none;transform:scale(1.03)}

/* Zones */
.zone-g{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1px;
  background:var(--rule);border:1px solid var(--rule)}
.zone{background:var(--ink);padding:24px 26px;display:flex;justify-content:space-between;
  align-items:baseline;gap:14px;transition:background .5s var(--ease)}
.zone:hover{background:var(--ink-2)}
.zone h3{font-size:1.25rem}
.zone span{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--faint)}
.zone:hover span{color:var(--brass)}

/* FAQ */
.faq{border-top:1px solid var(--rule);max-width:900px}
.faq details{border-bottom:1px solid var(--rule)}
.faq summary{list-style:none;cursor:pointer;padding:24px 0;display:flex;justify-content:space-between;
  gap:24px;align-items:baseline;font-family:var(--display);font-size:clamp(1.15rem,1.7vw,1.45rem);
  transition:color .4s var(--ease)}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--brass)}
.faq summary::after{content:"+";color:var(--brass);font-family:var(--display);font-size:1.4rem;
  flex:0 0 auto;transition:transform .5s var(--ease)}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .ans{padding:0 0 26px;color:var(--muted);max-width:70ch}
.faq .ans p+p{margin-top:14px}

/* Contact */
.ct-g{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,80px);align-items:start}
.ct-block{border-top:1px solid var(--rule);padding:24px 0}
.ct-block .label{display:block;margin-bottom:10px}
.ct-block a,.ct-block p{font-size:16.5px;color:var(--bone)}
.ct-block .big{font-family:var(--display);font-size:clamp(1.5rem,2.4vw,2rem);display:inline-block;min-height:44px}
.ct-block a:hover{color:var(--brass)}
.ct-map{width:100%;aspect-ratio:4/3;border:1px solid var(--rule);filter:grayscale(1) invert(.92) contrast(.86)}

/* Étude de cas */
.facts{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--rule);
  border:1px solid var(--rule);margin-bottom:clamp(48px,6vw,72px)}
.fact{background:var(--ink);padding:24px 26px}
.fact .label{display:block;margin-bottom:10px}
.fact .v{font-family:var(--display);font-size:1.6rem}
.gal{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(16px,2.4vw,28px);margin-top:clamp(40px,5vw,64px)}
.gal figure{overflow:hidden}
.gal figure:first-child{grid-column:1/-1}
.gal img{width:100%;height:100%;object-fit:cover}

/* Page devis */
.dv-page{display:grid;grid-template-columns:1fr 380px;gap:clamp(32px,5vw,80px);align-items:start}
.steps-in{border:1px solid var(--rule);background:var(--ink-2);padding:clamp(24px,3vw,40px)}

/* ---------------- FOOTER ---------------- */
.ftr{background:var(--ink-3);border-top:1px solid var(--rule);padding-top:clamp(60px,7vw,96px)}
.ftr-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:clamp(28px,4vw,56px);
  padding-bottom:clamp(48px,6vw,76px);border-bottom:1px solid var(--rule)}
.fmark{font-family:var(--display);font-size:30px;margin-bottom:18px}
.fmark em{font-style:normal;color:var(--brass)}
.ftr .base{color:var(--muted);font-size:14.5px;max-width:32ch;margin-bottom:28px}
.ftr address{font-style:normal;font-size:14.5px;line-height:1.85;color:var(--muted)}
.ftr address a{transition:color .35s var(--ease)}
.ftr address a:hover{color:var(--brass)}
.ftr address .ph{display:inline-flex;align-items:center;min-height:44px;font-family:var(--display);
  font-size:22px;color:var(--bone)}
.ftr address .ph:hover{color:var(--brass)}
.ftr h3{font-size:11px;font-family:var(--sans);font-weight:500;letter-spacing:.18em;
  text-transform:uppercase;color:var(--faint);margin-bottom:20px}
.ftr-nav ul{list-style:none;display:grid;gap:2px}
.ftr-nav a{position:relative;display:inline-block;overflow:hidden;height:1.7em;font-size:14.5px;
  color:var(--muted);min-height:26px}
.ftr-nav a span{display:block;transition:transform .5s var(--ease)}
.ftr-nav a span:last-child{color:var(--brass)}
.ftr-nav a:hover span{transform:translateY(-100%)}
.zones{display:flex;flex-wrap:wrap;gap:6px 8px}
.zones a{font-size:12.5px;color:var(--muted);border:1px solid var(--rule);padding:6px 11px;
  transition:border-color .4s var(--ease),color .4s var(--ease)}
.zones a:hover{border-color:var(--brass);color:var(--brass)}
.trust{margin-top:26px;display:grid;gap:9px;font-size:12.5px;color:var(--muted)}
.trust li{list-style:none;display:flex;gap:10px;align-items:flex-start}
.trust li::before{content:"";flex:0 0 auto;width:6px;height:6px;margin-top:7px;background:var(--brass)}
.ftr-bot{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;
  padding-block:26px;font-size:12px;color:var(--faint)}
.ftr-bot nav{display:flex;gap:20px;flex-wrap:wrap}
.ftr-bot a:hover{color:var(--bone)}
.colophon b{color:var(--brass);font-weight:500}

/* ---------------- BARRE MOBILE + DRAWER ---------------- */
.mbar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:95;grid-template-columns:1fr 1fr;
  background:rgba(10,16,23,.94);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-top:1px solid var(--rule);padding-bottom:env(safe-area-inset-bottom)}
.mbar a,.mbar button{display:flex;align-items:center;justify-content:center;gap:9px;min-height:56px;
  font-size:12px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;width:100%}
.mbar a{border-right:1px solid var(--rule)}
.mbar button{background:var(--brass);color:var(--ink)}

.scrim{position:fixed;inset:0;z-index:110;background:rgba(6,10,15,.7);opacity:0;visibility:hidden;
  transition:opacity .5s var(--ease),visibility .5s}
body.drawer-open .scrim{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;bottom:0;z-index:111;width:min(560px,100%);background:var(--ink-2);
  border-left:1px solid var(--rule);transform:translateX(101%);transition:transform .7s var(--ease);
  display:flex;flex-direction:column;height:100dvh;overflow-y:auto}
body.drawer-open .drawer{transform:none}
.drawer-h{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;
  padding:28px var(--gut) 22px;border-bottom:1px solid var(--rule)}
.drawer-h h2{font-size:1.7rem;margin-bottom:6px}
.drawer-h p{font-size:12.5px;color:var(--faint)}
.x{width:44px;height:44px;display:flex;align-items:center;justify-content:center;border:1px solid var(--rule);
  flex:0 0 auto;transition:border-color .4s,color .4s}
.x:hover{border-color:var(--brass);color:var(--brass)}
.prog{display:flex;gap:6px;padding:20px var(--gut) 0}
.steps-in .prog{padding:0 0 22px}
.prog i{flex:1;height:2px;background:var(--rule);transition:background .5s var(--ease)}
.prog i.on{background:var(--brass)}
.qform{padding:24px var(--gut) 32px;display:flex;flex-direction:column;flex:1}
.steps-in .qform{padding:0}
.fs{display:none;animation:fs .6s var(--ease);border:0}
.fs.on{display:block}
@keyframes fs{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.fs > .label{display:block;margin-bottom:18px}
.fs h3{font-size:1.35rem;margin-bottom:22px}
.opts{display:grid;gap:10px;margin-bottom:8px}
.opt{display:flex;align-items:center;gap:14px;padding:15px 18px;border:1px solid var(--rule);cursor:pointer;
  transition:border-color .4s var(--ease),background .4s var(--ease)}
.opt:hover{border-color:rgba(200,161,96,.5)}
.opt input{position:absolute;opacity:0;pointer-events:none}
.opt .dot{width:9px;height:9px;border:1px solid var(--faint);border-radius:50%;flex:0 0 auto;
  transition:background .3s,border-color .3s}
.opt:has(input:checked){border-color:var(--brass);background:rgba(200,161,96,.06)}
.opt:has(input:checked) .dot{background:var(--brass);border-color:var(--brass)}
.opt span{font-size:14.5px}
.fld{display:grid;gap:7px;margin-bottom:16px}
.fld label{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--faint)}
.fld input,.fld textarea{background:transparent;border:0;border-bottom:1px solid var(--rule);color:var(--bone);
  padding:12px 0;font-family:var(--sans);font-size:16px;min-height:44px;transition:border-color .4s var(--ease)}
.fld input:focus,.fld textarea:focus{outline:0;border-bottom-color:var(--brass)}
.fld textarea{resize:vertical;min-height:88px}
.nav-btns{display:flex;gap:12px;margin-top:auto;padding-top:26px}
.nav-btns .btn{flex:1}
.done{text-align:center;padding:40px 0}
.done .idx{font-size:44px;display:block;margin-bottom:18px}
.done h3{margin-bottom:12px}
.done p{color:var(--muted);font-size:14.5px}

/* ---------------- CHATBOT (parcours scripté) ---------------- */
.chat-fab{
  position:fixed;right:24px;bottom:24px;z-index:96;
  display:flex;align-items:center;gap:11px;min-height:52px;padding:0 22px;
  background:var(--brass);color:var(--ink);
  font-size:12px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;
  box-shadow:0 10px 34px rgba(6,10,15,.5);
  transition:transform .5s var(--ease),opacity .4s var(--ease);
}
.chat-fab:hover{transform:translateY(-2px)}
.chat-fab .cf-i{display:flex}
body.chat-open .chat-fab{opacity:0;visibility:hidden;transform:translateY(12px)}

.chat{
  position:fixed;right:24px;bottom:24px;z-index:97;
  width:min(390px,calc(100vw - 40px));height:min(560px,calc(100dvh - 48px));
  display:flex;flex-direction:column;
  background:var(--ink-2);border:1px solid var(--rule);
  box-shadow:0 24px 70px rgba(6,10,15,.6);
  opacity:0;visibility:hidden;transform:translateY(20px) scale(.98);transform-origin:bottom right;
  transition:opacity .5s var(--ease),transform .5s var(--ease),visibility .5s;
}
body.chat-open .chat{opacity:1;visibility:visible;transform:none}

.chat-h{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;
  padding:20px 22px;border-bottom:1px solid var(--rule);flex:0 0 auto}
.chat-h h2{font-size:1.35rem}
.chat-h p{font-size:11.5px;color:var(--faint);margin-top:5px;display:flex;align-items:center;gap:7px}
.dot-live{width:6px;height:6px;border-radius:50%;background:#5FBF8C;flex:0 0 auto;
  animation:live 2.4s var(--ease-io) infinite}
@keyframes live{0%,100%{opacity:.35}50%{opacity:1}}

.chat-log{flex:1;overflow-y:auto;overscroll-behavior:contain;padding:22px;display:grid;
  gap:12px;align-content:start}
.msg{max-width:86%;padding:13px 16px;font-size:14.5px;line-height:1.55;
  animation:pop .45s var(--ease)}
@keyframes pop{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.msg.bot{justify-self:start;background:var(--ink);border:1px solid var(--rule);color:var(--bone)}
.msg.me{justify-self:end;background:var(--brass);color:var(--ink);font-weight:500}
.msg a{color:var(--brass);border-bottom:1px solid rgba(200,161,96,.4)}
.msg.me a{color:var(--ink);border-bottom-color:rgba(14,23,33,.4)}
.msg strong{font-weight:600}
.msg .btn{margin-top:12px;width:100%;min-height:46px}

.typing{justify-self:start;display:flex;gap:5px;padding:16px}
.typing i{width:6px;height:6px;border-radius:50%;background:var(--faint);
  animation:typ 1.2s var(--ease-io) infinite}
.typing i:nth-child(2){animation-delay:.15s}
.typing i:nth-child(3){animation-delay:.3s}
@keyframes typ{0%,60%,100%{opacity:.25;transform:translateY(0)}30%{opacity:1;transform:translateY(-3px)}}

.chat-replies{display:flex;flex-wrap:wrap;gap:8px;padding:0 22px 14px;flex:0 0 auto}
.chat-replies:empty{display:none}
.chat-replies button,.chat-replies a{
  min-height:44px;padding:0 16px;display:inline-flex;align-items:center;
  border:1px solid var(--rule);font-size:13.5px;color:var(--bone);
  transition:border-color .4s var(--ease),background .4s var(--ease),color .4s var(--ease);
}
.chat-replies button:hover,.chat-replies a:hover{border-color:var(--brass);color:var(--brass);
  background:rgba(200,161,96,.06)}
.chat-replies .key{border-color:var(--brass);background:var(--brass);color:var(--ink);font-weight:600;
  letter-spacing:.06em}
.chat-replies .key:hover{background:var(--bone);border-color:var(--bone);color:var(--ink)}

.chat-field{display:flex;gap:8px;width:100%}
.chat-field input{flex:1;background:transparent;border:1px solid var(--rule);color:var(--bone);
  padding:0 14px;min-height:44px;font-family:var(--sans);font-size:16px}
.chat-field input:focus{outline:0;border-color:var(--brass)}

.chat-note{flex:0 0 auto;padding:12px 22px;border-top:1px solid var(--rule);
  font-size:10.5px;letter-spacing:.06em;color:var(--faint);text-align:center}

/* ---------------- RESPONSIVE ---------------- */
@media (max-width:1200px){
  .mega-in{grid-template-columns:210px 1fr 240px}
  .nav{gap:20px}
}
@media (max-width:1024px){
  .sec-head,.mani,.mani.flip,.proc-g,.split,.ct-g,.dv-page{grid-template-columns:1fr}
  .mani.flip .mani-img{order:0}
  .proc-img{position:relative;top:auto;aspect-ratio:16/10}
  .aside{position:relative;top:auto}
  .gar-g,.facts{grid-template-columns:repeat(2,1fr)}
  .ftr-top{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .nav,.lang{display:none}
  .burger{display:flex;margin-left:12px}
  .hdr-tel{display:flex;margin-left:auto}
  body.menu-open .hdr-tel{opacity:0;pointer-events:none}

  /* Le chat se range au-dessus de la barre d'action fixe, jamais dessous. */
  .chat-fab{right:16px;bottom:calc(72px + env(safe-area-inset-bottom));padding:0 18px;min-height:48px}
  .chat{
    right:0;left:0;bottom:0;top:0;
    width:100%;height:100dvh;border:0;transform-origin:center;
    transform:translateY(24px);
  }
  .chat-h{padding-top:calc(18px + env(safe-area-inset-top))}
  .chat-note{padding-bottom:calc(12px + env(safe-area-inset-bottom))}
  body.chat-open .mbar{display:none}
  .svc-g{grid-template-columns:1fr}
  .svc-i{border-right:0}
  .svc-i:nth-last-child(-n+2){border-bottom:1px solid var(--rule)}
  .svc-i:last-child{border-bottom:0}
  .stats-g{grid-template-columns:1fr 1fr}
  .stat{border-left:0;padding-inline:0}
  .stat:nth-child(2n){padding-left:24px;border-left:1px solid var(--rule)}
  .stat:nth-child(n+3){border-top:1px solid var(--rule)}
  .work-g,.gal{grid-template-columns:1fr}
  .work:nth-child(n){grid-column:1/-1;margin-top:0}
  .mbar{display:grid}
  body{padding-bottom:56px}
  .hero-cta .btn,.fin-cta .btn{flex:1 1 100%}
}
@media (max-width:560px){
  .gar-g,.ftr-top,.facts{grid-template-columns:1fr}
  .hero-foot{flex-direction:column;align-items:flex-start;gap:14px}
  .cards{grid-template-columns:1fr}
}