/* ══════════════════════════════════════════
   RESET & TOKENS — palette logo CHUB
   purple #7B2CBF / orange #E85D2A
══════════════════════════════════════════ */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --purple:    #f26422; /* Orange du Logo */
  --purple-dk: #041424; /* Bleu Marine Fonc? */
  --purple-lt: #f5834f; /* Orange Clair */
  --orange:    #035aa7; /* Bleu Royal */
  --orange-lt: #029dd3; /* Bleu Sky */
  --cream:     #F8F5EF;
  --warm:      #EFEAE0;
  --white:     #FFFFFF;
  --ink:       #020d18; /* Noir Bleu Marine */
  --dim:       #6B6678;
  --border:    rgba(3, 90, 167, 0.15); /* Bordure bleutée */
  --f: 'Outfit', system-ui, sans-serif;
  --ease: cubic-bezier(0.16,1,0.3,1);
}
html{scroll-behavior:smooth}
body{font-family:var(--f);background:var(--cream);color:var(--ink);overflow-x:hidden;line-height:1.6}
img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
ul{list-style:none}
button,input,select,textarea{font-family:var(--f);outline:none}
svg{display:block;flex-shrink:0}
::selection{background:var(--orange);color:#fff}

/* Progress bar */
.pbar{position:fixed;top:0;left:0;height:3px;background:var(--orange);transform-origin:left;transform:scaleX(0);z-index:9999;transition:transform .05s linear}

/* ══════════════════════════════════════════ NAVBAR ══════════════════════════════════════════ */
#nav{
  position:fixed;inset:0 0 auto 0;z-index:800;
  padding:18px 48px;display:flex;align-items:center;justify-content:space-between;
  gap:40px;
  transition:background .35s var(--ease),padding .35s var(--ease),border .35s var(--ease),box-shadow .35s var(--ease);
}
#nav.stuck{
  background:rgba(255,255,255,.97);
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  padding:12px 48px;
  border-bottom:1px solid var(--border);
  box-shadow:0 4px 24px rgba(4, 20, 36,.08);
}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.logo img{height:42px;width:auto;flex-shrink:0}
.logo-txt{display:flex;flex-direction:column}
.lt-main{font-size:15.5px;white-space:nowrap;font-weight:800;letter-spacing:.06em;color:#fff;line-height:1;transition:color .3s}
#nav.stuck .lt-main{color:var(--ink)}
.lt-sub{font-size:7px;white-space:nowrap;font-weight:600;letter-spacing:.26em;text-transform:uppercase;color:var(--purple);margin-top:2px}
.nav-links{display:flex;align-items:center;gap:clamp(16px,2vw,30px);flex-wrap:nowrap}
.nav-links a{
  font-size:11.5px;font-weight:600;letter-spacing:.05em;text-transform:uppercase;white-space:nowrap;
  color:rgba(255,255,255,.82);position:relative;transition:color .25s var(--ease);
}
#nav.stuck .nav-links a{color:rgba(27,22,38,.65)}
.nav-links a::after{
  content:'';position:absolute;bottom:-4px;left:0;
  width:0;height:1.5px;background:var(--orange);transition:width .3s var(--ease);
}
.nav-links a:hover{color:var(--orange)}
#nav.stuck .nav-links a:hover{color:var(--orange)}
.nav-links a:hover::after{width:100%}
.nav-btn{
  padding:11px 20px;font-size:11px;font-weight:700;letter-spacing:.08em;flex-shrink:0;
  text-transform:uppercase;background:var(--purple);color:#fff;
  border:none;cursor:pointer;transition:background .25s,transform .25s;white-space:nowrap;
}
.nav-btn:hover{background:var(--orange);color:#fff;transform:translateY(-2px)}

.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:4px}
.burger span{width:24px;height:2px;background:#fff;transition:all .3s;display:block}
#nav.stuck .burger span{background:var(--ink)}
.burger.x span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.x span:nth-child(2){opacity:0}
.burger.x span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mob-overlay{
  display:none;position:fixed;inset:0;
  background:var(--purple-dk);z-index:799;
  flex-direction:column;align-items:center;justify-content:center;gap:28px;
}
.mob-overlay.open{display:flex}
.mob-overlay a{
  font-size:42px;font-weight:700;color:#fff;letter-spacing:.03em;
  transition:color .25s;
}
.mob-overlay a:hover{color:var(--orange)}

/* ══════════════════════════════════════════ HERO ══════════════════════════════════════════ */
#hero{
  position:relative;min-height:100dvh;overflow:hidden;
  background:var(--purple-dk);display:flex;align-items:stretch;
}
.hero-photo{
  position:absolute;inset:0;
  background:url('https://images.unsplash.com/photo-1557597774-9d273605dfa9?w=2000&q=88') center/cover no-repeat;
  transform-origin:center;
  filter:saturate(.9) brightness(.7);
}
.hero-veil{
  position:absolute;inset:0;
  background:
    linear-gradient(95deg,
      rgba(4, 20, 36,.92) 0%,
      rgba(4, 20, 36,.78) 30%,
      rgba(4, 20, 36,.45) 60%,
      rgba(0,0,0,.25) 100%),
    linear-gradient(180deg, rgba(0,0,0,.15) 0%, transparent 30%, rgba(4, 20, 36,.55) 100%);
}
.hero-cut{display:none}
.hero-body{
  position:relative;z-index:2;
  display:flex;flex-direction:column;justify-content:center;
  padding:130px 64px 180px;max-width:760px;
}
.hero-eyebrow{display:flex;align-items:center;gap:14px;margin-bottom:22px}
.he-bar{width:40px;height:2px;background:var(--orange);flex-shrink:0}
.he-txt{font-size:10px;font-weight:700;letter-spacing:.26em;text-transform:uppercase;color:var(--orange)}
.hero-h1{
  font-size:clamp(52px,7.5vw,96px);font-weight:800;
  line-height:.98;letter-spacing:-.02em;color:#fff;margin-bottom:8px;
}
.hero-h1 .or{color:var(--orange)}
.hero-h1 small{display:block;font-size:.42em;font-weight:300;letter-spacing:.01em;color:rgba(255,255,255,.55);margin-top:18px}
.hero-sub{
  font-size:15.5px;font-weight:300;line-height:1.8;
  color:rgba(255,255,255,.7);max-width:480px;margin:36px 0 48px;
}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.btn-solid{
  display:inline-flex;align-items:center;gap:10px;
  background:var(--purple);color:#fff;
  padding:16px 36px;font-size:12px;font-weight:700;
  letter-spacing:.1em;text-transform:uppercase;
  border:2px solid var(--purple);cursor:pointer;
  transition:background .28s var(--ease),color .28s var(--ease),transform .28s,border-color .28s;
}
.btn-solid:hover{background:#fff;color:var(--ink);border-color:#fff;transform:translateY(-3px)}
.btn-outline{
  display:inline-flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.08);color:#fff;
  padding:15px 32px;font-size:12px;font-weight:600;
  letter-spacing:.1em;text-transform:uppercase;
  border:2px solid rgba(255,255,255,.5);
  backdrop-filter:blur(6px);
  transition:all .28s var(--ease);
}
.btn-outline:hover{background:#fff;color:var(--ink);border-color:#fff;transform:translateY(-3px)}
.btn-arrow{
  width:30px;height:30px;border:1.5px solid currentColor;
  border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-size:13px;
}
.hero-bar{
  position:absolute;bottom:0;left:0;right:0;z-index:3;
  background:var(--orange);display:grid;grid-template-columns:repeat(4,1fr);
}
.hb-cell{
  padding:22px 28px;border-right:1px solid rgba(255,255,255,.18);
  display:flex;align-items:center;gap:14px;
}
.hb-cell:last-child{border-right:none}
.hb-n{font-size:46px;font-weight:800;color:#fff;line-height:1;letter-spacing:-.02em}
.hb-l{font-size:9px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.78);line-height:1.5}

/* ══════════════════════════════════════════ MARQUEE ══════════════════════════════════════════ */
.mq-wrap{background:var(--ink);padding:15px 0;overflow:hidden}
.mq-track{display:flex;white-space:nowrap;animation:mqr 36s linear infinite}
.mq-track:hover{animation-play-state:paused}
.mq-it{display:inline-flex;align-items:center;gap:12px;padding:0 28px;flex-shrink:0;font-size:10px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:rgba(255,255,255,.4)}
.mq-it.hi{color:var(--orange)}
.mq-sep{width:4px;height:4px;border-radius:50%;background:var(--orange);flex-shrink:0}
@keyframes mqr{to{transform:translateX(-50%)}}

/* ══════════════════════════════════════════ SHARED ══════════════════════════════════════════ */
.tag{display:inline-flex;align-items:center;gap:10px;font-size:10px;font-weight:700;letter-spacing:.22em;text-transform:uppercase;color:var(--orange)}
.tag-bar{width:28px;height:2px;background:var(--orange)}
.ttl{font-size:clamp(36px,4.5vw,60px);font-weight:800;letter-spacing:-.02em;line-height:1.05}
.ttl .em{color:var(--orange)}
.reveal{opacity:0;transform:translateY(40px);transition:opacity .85s var(--ease),transform .85s var(--ease)}
.reveal.on{opacity:1;transform:none}
.wrap{max-width:1280px;margin:0 auto;padding:0 64px}

/* ══════════════════════════════════════════ ABOUT ══════════════════════════════════════════ */
#about{padding:140px 0;background:var(--white)}
.about-inner{max-width:1280px;margin:0 auto;padding:0 64px;display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}
.ab-imgs{position:relative;height:580px}
.ab-main{
  width:82%;height:100%;object-fit:cover;
  background:url('../realisations/ingenieur-cst.jpg') center/cover no-repeat;
}
.ab-sm{
  position:absolute;bottom:-36px;right:0;width:50%;height:220px;
  background:url('../realisations/etude-technique-plans.jpg') center 30%/cover no-repeat;
  border:6px solid var(--white);
}
.ab-badge{
  position:absolute;top:40px;right:-14px;
  background:var(--purple);padding:20px 22px;text-align:center;color:#fff;
  box-shadow:0 18px 40px rgba(242, 100, 34,.4);
}
.ab-bn{font-size:52px;font-weight:800;line-height:1;letter-spacing:-.02em}
.ab-bl{font-size:8px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;opacity:.85;margin-top:4px}
.ab-right{padding-left:12px}
.ab-right .ttl{color:var(--purple-dk);margin:14px 0 22px}
.ab-body{font-size:14.5px;font-weight:400;line-height:1.85;color:var(--dim);margin-bottom:44px}
.ab-body strong{color:var(--ink);font-weight:600}
.diffs{display:flex;flex-direction:column;gap:22px}
.diff{display:flex;align-items:flex-start;gap:20px}
.diff-n{font-size:40px;font-weight:800;color:var(--orange);opacity:.32;line-height:1;min-width:44px;letter-spacing:-.02em}
.diff-h{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--purple-dk);margin-bottom:6px}
.diff-b{font-size:13px;color:var(--dim);line-height:1.65}

/* ══════════════════════════════════════════ SERVICES ══════════════════════════════════════════ */
#services{padding:140px 0;background:var(--cream)}
.svc-inner{max-width:1280px;margin:0 auto;padding:0 64px}
.svc-hd{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:end;margin-bottom:72px}
.svc-hd .ttl{color:var(--purple-dk)}
.svc-hd-r{font-size:14.5px;color:var(--dim);line-height:1.85;max-width:380px;font-weight:400}
.svc-grid{display:grid;grid-template-columns:1fr 1fr;gap:2px}
.svc-card{
  background:var(--white);padding:48px 44px;
  display:flex;flex-direction:column;gap:0;
  border:1px solid var(--border);
  position:relative;overflow:hidden;cursor:default;
  transition:background .5s var(--ease),box-shadow .35s var(--ease),transform .35s var(--ease),color .5s var(--ease);
}
.svc-card::before{
  content:'';position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--orange);transform:scaleY(0);transform-origin:top;z-index:3;
  transition:transform .4s var(--ease);
}
.svc-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:0;transition:opacity .55s var(--ease),transform 1.2s var(--ease);
  transform:scale(1.05);z-index:0;pointer-events:none;
}
.svc-bg-overlay{
  position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(180deg, rgba(4, 20, 36,.05) 0%, rgba(4, 20, 36,.78) 100%);
  opacity:0;transition:opacity .55s var(--ease);
}
.svc-card > *:not(.svc-bg):not(.svc-bg-overlay){position:relative;z-index:2}
.svc-card:hover{box-shadow:0 22px 56px rgba(4, 20, 36,.18);transform:translateY(-4px)}
.svc-card:hover .svc-bg{opacity:.65;transform:scale(1)}
.svc-card:hover .svc-bg-overlay{opacity:1}
.svc-card:hover::before{transform:scaleY(1)}
.svc-card:hover .svc-title,.svc-card:hover .svc-desc,.svc-card:hover .svc-ul li{color:#fff}
.svc-card:hover .svc-ico-wrap{background:var(--orange);border-color:var(--orange);color:#fff}
.svc-card:hover .svc-ghost{color:rgba(255,255,255,.08)}
.svc-card:hover .svc-ul li::before{background:#fff}
.svc-ico-wrap{
  width:58px;height:58px;border:1.5px solid var(--border);
  display:flex;align-items:center;justify-content:center;
  color:var(--purple-dk);margin-bottom:28px;
  transition:background .3s,border-color .3s,color .3s;
}
.svc-card:hover .svc-ico-wrap{background:var(--orange);border-color:var(--orange);color:#fff}
.svc-ghost{
  position:absolute;right:24px;top:16px;
  font-size:84px;font-weight:800;color:rgba(4, 20, 36,.05);
  line-height:1;letter-spacing:-.02em;pointer-events:none;
  transition:color .4s;
}
.svc-card:hover .svc-ghost{color:rgba(242, 100, 34,.09)}
.svc-title{font-size:18px;font-weight:700;color:var(--purple-dk);margin-bottom:12px}
.svc-desc{font-size:13.5px;color:var(--dim);line-height:1.75;margin-bottom:22px}
.svc-ul{display:flex;flex-direction:column;gap:8px}
.svc-ul li{
  font-size:12.5px;color:var(--dim);padding-left:16px;
  position:relative;line-height:1.5;
}
.svc-ul li::before{
  content:'';position:absolute;left:0;top:8px;
  width:6px;height:1.5px;background:var(--orange);
}

/* ══════════════════════════════════════════ STATS ══════════════════════════════════════════ */
#stats{background:var(--purple-dk);padding:0}
.stats-row{max-width:1280px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr)}
.st{
  padding:76px 48px;border-right:1px solid rgba(255,255,255,.08);
  text-align:center;
}
.st:last-child{border-right:none}
.st-n{font-size:clamp(60px,7vw,92px);font-weight:800;color:var(--orange);line-height:1;letter-spacing:-.03em;margin-bottom:10px}
.st-suf{font-size:36px}
.st-div{width:24px;height:2px;background:var(--orange);margin:10px auto}
.st-lbl{font-size:10px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.42)}

/* ══════════════════════════════════════════ FORMATIONS (Academy) ══════════════════════════════════════════ */
#academy{padding:140px 0;background:var(--white)}
.ac-inner{max-width:1280px;margin:0 auto;padding:0 64px;display:grid;grid-template-columns:1.05fr .95fr;gap:80px;align-items:center}
.ac-vis{position:relative;height:560px;overflow:hidden}
.ac-vis::before{
  content:'';position:absolute;inset:0;
  background:url('../realisations/formation-cst.jpg') center/cover no-repeat;
  transform:scale(1);transition:transform .8s var(--ease);
}
.ac-vis:hover::before{transform:scale(1.06)}
.ac-vis::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(180deg, transparent 35%, rgba(4, 20, 36,.85) 100%);
}
.ac-badge{
  position:absolute;top:24px;left:24px;z-index:2;
  background:var(--orange);color:#fff;
  padding:9px 18px;font-size:10px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;
}
.ac-bottom{
  position:absolute;left:24px;right:24px;bottom:24px;z-index:2;color:#fff;
}
.ac-bottom h3{font-size:26px;font-weight:700;margin-bottom:14px}
.ac-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;max-width:420px}
.ac-st{
  background:rgba(255,255,255,.1);backdrop-filter:blur(8px);
  border:1px solid rgba(255,255,255,.18);padding:12px 14px;
}
.ac-st-n{font-size:20px;font-weight:800;line-height:1}
.ac-st-l{font-size:9px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.7);margin-top:4px}

.ac-txt .ttl{color:var(--purple-dk);margin:14px 0 22px}
.ac-txt .ttl .em{color:var(--orange)}
.ac-txt p{font-size:14.5px;line-height:1.85;color:var(--dim);margin-bottom:18px}
.ac-mods{margin:30px 0 36px;display:flex;flex-direction:column;gap:10px}
.ac-mod{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 18px;background:var(--cream);border:1px solid var(--border);
  transition:border-color .3s,background .3s;
}
.ac-mod:hover{border-color:var(--orange);background:#fff}
.ac-mod-l{display:flex;align-items:center;gap:14px}
.ac-mod-ico{
  width:38px;height:38px;background:var(--orange);color:#fff;
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.ac-mod-t{font-size:14px;font-weight:600;color:var(--purple-dk)}
.ac-mod-d{font-size:10px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--orange)}

/* ══════════════════════════════════════════ PROCESS ══════════════════════════════════════════ */
#process{
  position:relative;padding:140px 0;
  background:var(--cream);overflow:hidden;
}
#process::before{
  content:'';position:absolute;inset:0;
  background:url('../realisations/intervention-faux-plafond.jpg') center 35%/cover no-repeat;
  opacity:.14;filter:saturate(.5);
}
#process::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(180deg, var(--cream) 0%, rgba(248,245,239,.7) 50%, var(--cream) 100%);
}
.pr-inner{max-width:1280px;margin:0 auto;padding:0 64px;position:relative;z-index:1}
.pr-hd{text-align:center;max-width:640px;margin:0 auto 72px}
.pr-hd .ttl{color:var(--purple-dk);margin-top:18px}
.pr-hd p{font-size:14.5px;color:var(--dim);line-height:1.85;margin-top:18px}
.pr-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:2px}
.pr-card{
  background:var(--white);padding:42px 36px;
  border:1px solid var(--border);position:relative;
  transition:background .3s,transform .3s,box-shadow .3s;
}
.pr-card:hover{background:#fff;transform:translateY(-4px);box-shadow:0 16px 40px rgba(4, 20, 36,.08)}
.pr-num{
  font-size:64px;font-weight:800;color:var(--purple);
  line-height:1;letter-spacing:-.03em;margin-bottom:24px;opacity:.85;
}
.pr-t{font-size:16px;font-weight:700;color:var(--purple-dk);margin-bottom:10px}
.pr-d{font-size:13px;color:var(--dim);line-height:1.75}

/* ══════════════════════════════════════════ RÉALISATIONS ══════════════════════════════════════════ */
#realisations{padding:140px 0;background:var(--white)}
.re-inner{max-width:1280px;margin:0 auto;padding:0 64px}
.re-hd{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:end;margin-bottom:64px}
.re-hd .ttl{color:var(--purple-dk);margin-top:14px}
.re-hd-r{font-size:14.5px;color:var(--dim);line-height:1.85;max-width:380px;font-weight:400;justify-self:end}
.re-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2px}
.re-card{
  position:relative;overflow:hidden;height:360px;
  border:1px solid var(--border);background:var(--purple-dk);
}
.re-card img{width:100%;height:100%;object-fit:cover;transition:transform .9s var(--ease)}
.re-card:hover img{transform:scale(1.07)}
.re-card::after{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg, transparent 42%, rgba(4, 20, 36,.9) 100%);
}
.re-cap{position:absolute;left:22px;right:22px;bottom:20px;z-index:2}
.re-cat{font-size:9px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--purple-lt);margin-bottom:6px}
.re-t{font-size:15px;font-weight:700;color:#fff;line-height:1.35}

/* ══════════════════════════════════════════ POURQUOI ══════════════════════════════════════════ */
#pourquoi{
  padding:140px 0;background:var(--purple-dk);position:relative;overflow:hidden;
}
#pourquoi::before{
  content:'';position:absolute;inset:0;opacity:.04;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.5) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.5) 1px,transparent 1px);
  background-size:60px 60px;
}
.pq-inner{max-width:1280px;margin:0 auto;padding:0 64px;position:relative;z-index:1}
.pq-hd{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:end;margin-bottom:64px}
.pq-hd .ttl{color:#fff;max-width:540px}
.pq-hd .ttl .em{color:var(--orange)}
.pq-hd p{font-size:14.5px;color:rgba(255,255,255,.6);line-height:1.85;max-width:420px;justify-self:end}
.pq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:2px}
.pq-card{
  background:rgba(255,255,255,.04);padding:38px 40px;
  border:1px solid rgba(255,255,255,.08);
  display:flex;align-items:flex-start;gap:22px;
  transition:background .3s,border-color .3s,transform .3s;
}
.pq-card:hover{background:rgba(242, 100, 34,.08);border-color:rgba(242, 100, 34,.35);transform:translateY(-3px)}
.pq-ico{
  width:50px;height:50px;background:var(--purple);color:#fff;
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.pq-t{font-size:16px;font-weight:700;color:#fff;margin-bottom:8px}
.pq-d{font-size:13px;color:rgba(255,255,255,.6);line-height:1.7}

/* ══════════════════════════════════════════ CTA BAND ══════════════════════════════════════════ */
#ctaband{
  padding:96px 64px;background:var(--purple);color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;
}
.ctab-l{max-width:680px}
.ctab-l .ttl{color:#fff}
.ctab-l p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.85);margin-top:16px}
.ctab-r{display:flex;gap:14px;flex-wrap:wrap}
.ctab-r .btn-solid{background:#fff;color:var(--ink);border-color:#fff}
.ctab-r .btn-solid:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.ctab-r .btn-outline{border-color:#fff;color:#fff;background:rgba(255,255,255,.1)}
.ctab-r .btn-outline:hover{background:#fff;color:var(--ink);border-color:#fff}

/* ══════════════════════════════════════════ CONTACT ══════════════════════════════════════════ */
#contact{padding:140px 0;background:var(--cream)}
.co-inner{max-width:1280px;margin:0 auto;padding:0 64px}
.co-hd{text-align:center;max-width:640px;margin:0 auto 72px}
.co-hd .ttl{color:var(--purple-dk);margin-top:18px}
.co-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:start}
.co-form{background:var(--white);padding:48px;border:1px solid var(--border)}
.co-form h3{font-size:20px;font-weight:700;color:var(--purple-dk);margin-bottom:8px}
.co-form .lead{font-size:13px;color:var(--dim);margin-bottom:30px;line-height:1.7}
.co-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}
.fi-wrap{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.fi-lab{font-size:10px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--dim)}
.fi{
  width:100%;padding:14px 16px;background:var(--cream);
  border:1.5px solid var(--border);font-size:13px;color:var(--ink);
  transition:border-color .25s,background .25s;
}
.fi:focus{border-color:var(--orange);background:#fff}
.fi::placeholder{color:rgba(4, 20, 36,.35)}
textarea.fi{resize:vertical;min-height:110px}
.co-btn{
  width:100%;padding:18px 24px;background:var(--purple);color:#fff;
  border:none;cursor:pointer;font-size:12px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;
  transition:background .25s,transform .25s;
}
.co-btn:hover{background:var(--orange);transform:translateY(-2px)}
.co-side{display:flex;flex-direction:column;gap:14px}
.co-card{
  background:var(--white);padding:24px 26px;border:1px solid var(--border);
  display:flex;align-items:flex-start;gap:18px;
  transition:border-color .3s,transform .3s,box-shadow .3s;
}
.co-card:hover{border-color:var(--orange);transform:translateY(-2px);box-shadow:0 10px 28px rgba(4, 20, 36,.06)}
.co-ico{
  width:46px;height:46px;background:var(--orange);color:#fff;
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.co-l{font-size:9px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--orange);margin-bottom:4px}
.co-v{font-size:14px;font-weight:600;color:var(--purple-dk);line-height:1.4}
.co-sub{font-size:11.5px;color:var(--dim);margin-top:3px}

/* WhatsApp accent */
.wa{background:#25D366 !important}

/* ══════════════════════════════════════════ FOOTER ══════════════════════════════════════════ */
#foot{background:var(--ink);color:#fff;padding:80px 64px 24px}
.ft-grid{max-width:1280px;margin:0 auto;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:50px;padding-bottom:54px;border-bottom:1px solid rgba(255,255,255,.07)}
.ft-brand{display:flex;align-items:center;gap:12px;margin-bottom:22px}
.ft-brand img{height:44px}
.ft-brand-tx .a{font-size:15px;font-weight:800;letter-spacing:.04em}
.ft-brand-tx .b{font-size:8.5px;font-weight:700;letter-spacing:.26em;text-transform:uppercase;color:var(--orange);margin-top:2px}
.ft-about{font-size:13px;line-height:1.8;color:rgba(255,255,255,.45);max-width:300px}
.ft-h{font-size:10px;font-weight:700;letter-spacing:.22em;text-transform:uppercase;color:var(--orange);margin-bottom:22px}
.ft-list{display:flex;flex-direction:column;gap:11px}
.ft-list a{font-size:13px;color:rgba(255,255,255,.55);transition:color .2s}
.ft-list a:hover{color:#fff}
.ft-soc{display:flex;gap:8px;margin-top:14px}
.ft-soc a{
  width:34px;height:34px;background:rgba(255,255,255,.06);
  display:flex;align-items:center;justify-content:center;
  color:rgba(255,255,255,.55);transition:background .25s,color .25s;
}
.ft-soc a:hover{background:var(--orange);color:#fff}
.ft-foot{
  max-width:1280px;margin:0 auto;padding-top:24px;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;
}
.ft-foot p{font-size:11px;color:rgba(255,255,255,.3)}

/* ══════════════════════════════════════════ RESPONSIVE ══════════════════════════════════════════ */
@media (max-width: 1024px){
  #nav, #nav.stuck{padding:18px 28px}
  .nav-links{display:none}
  .burger{display:flex}
  .hero-body{padding:120px 28px 160px;max-width:100%}
  .hero-cut{clip-path:polygon(0 0,100% 0,100% 100%,0 100%)}
  .hero-bar{grid-template-columns:repeat(2,1fr)}
  .hb-cell{padding:18px 22px}
  .wrap, .svc-inner, .pr-inner, .pq-inner, .co-inner, .ac-inner, .about-inner, .re-inner{padding:0 28px}
  .about-inner, .svc-grid, .pr-grid, .pq-grid, .co-grid, .ac-inner, .svc-hd, .pq-hd, .re-hd{grid-template-columns:1fr;gap:40px}
  .re-hd{gap:20px}
  .re-hd-r{justify-self:start}
  .re-grid{grid-template-columns:1fr 1fr}
  .ab-imgs{height:420px}
  #ctaband{padding:64px 28px;flex-direction:column;text-align:center}
  .ft-grid{grid-template-columns:1fr 1fr;gap:36px}
  .stats-row{grid-template-columns:repeat(2,1fr)}
  .st{padding:50px 28px;border-right:none;border-bottom:1px solid rgba(255,255,255,.08)}
  .pr-grid{grid-template-columns:1fr;gap:1px}
}
@media (max-width: 600px){
  .ft-grid{grid-template-columns:1fr}
  .hero-h1{font-size:46px}
  .ac-vis{height:380px}
  .re-grid{grid-template-columns:1fr}
  .re-card{height:320px}
}

/* ══════════════════════════════════════════
   PAGES INTÉRIEURES — sous-hero, fil d'Ariane,
   corps d'article, FAQ, liens connexes
══════════════════════════════════════════ */
body.inner #nav{background:rgba(255,255,255,.97);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);padding:13px 64px;border-bottom:1px solid var(--border);box-shadow:0 4px 24px rgba(4,20,36,.08)}
body.inner .lt-main{color:var(--ink)}
body.inner .nav-links a{color:rgba(27,22,38,.65)}
body.inner .burger span{background:var(--ink)}

/* Sous-hero */
#subhero{position:relative;background:var(--purple-dk);padding:186px 64px 92px;overflow:hidden}
.sh-photo{position:absolute;inset:0;background-size:cover;background-position:center;filter:saturate(.85) brightness(.42)}
.sh-veil{position:absolute;inset:0;background:linear-gradient(100deg,rgba(4,20,36,.94) 0%,rgba(4,20,36,.78) 48%,rgba(4,20,36,.55) 100%)}
.sh-body{position:relative;max-width:1280px;margin:0 auto}
.sh-body .tag{color:var(--purple)}
.sh-body .tag-bar{background:var(--purple)}
.sh-h1{font-size:clamp(32px,4.2vw,56px);font-weight:800;letter-spacing:-.02em;line-height:1.06;color:#fff;margin:16px 0 20px;max-width:15ch}
.sh-h1 .or{color:var(--purple)}
.sh-lead{font-size:clamp(15px,1.15vw,17.5px);color:rgba(255,255,255,.82);max-width:62ch;line-height:1.72}
.sh-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}

/* Fil d'Ariane */
.crumb{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:11.5px;font-weight:600;letter-spacing:.04em;color:rgba(255,255,255,.62)}
.crumb a{color:rgba(255,255,255,.62);transition:color .25s}
.crumb a:hover{color:var(--purple)}
.crumb .sep{opacity:.45}
.crumb [aria-current]{color:#fff}

/* Corps d'article */
.page-wrap{max-width:1280px;margin:0 auto;padding:0 64px}
#body-sec{padding:104px 0 40px;background:var(--cream)}
.art{display:grid;grid-template-columns:minmax(0,1fr) 348px;gap:72px;align-items:start}
.art-main h2{font-size:clamp(25px,2.6vw,35px);font-weight:800;letter-spacing:-.015em;line-height:1.16;color:var(--purple-dk);margin:52px 0 18px}
.art-main h2:first-child{margin-top:0}
.art-main h3{font-size:clamp(17px,1.5vw,20px);font-weight:700;color:var(--purple-dk);margin:32px 0 12px}
.art-main p{font-size:15.5px;line-height:1.78;color:#3d4a56;margin-bottom:17px}
.art-main strong{color:var(--purple-dk);font-weight:700}
.art-main a:not(.btn-solid):not(.btn-outline){color:var(--orange);font-weight:600;border-bottom:1px solid rgba(3,90,167,.32);transition:border-color .25s}
.art-main a:not(.btn-solid):not(.btn-outline):hover{border-bottom-color:var(--orange)}

/* Listes à puces cochées */
.chk{display:grid;gap:11px;margin:22px 0 26px}
.chk li{position:relative;padding-left:31px;font-size:15px;line-height:1.62;color:#3d4a56}
.chk li::before{content:'';position:absolute;left:0;top:7px;width:15px;height:15px;border-radius:50%;background:rgba(242,100,34,.13);border:1.5px solid var(--purple)}
.chk li::after{content:'';position:absolute;left:5px;top:11px;width:4.5px;height:7.5px;border-right:2px solid var(--purple);border-bottom:2px solid var(--purple);transform:rotate(42deg)}
.chk li strong{color:var(--purple-dk)}

/* Grille d'étapes */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(216px,1fr));gap:1px;background:var(--border);border:1px solid var(--border);margin:28px 0 34px}
.step{background:var(--white);padding:26px 22px}
.step-n{font-size:11px;font-weight:800;letter-spacing:.2em;color:var(--purple)}
.step-t{font-size:15.5px;font-weight:700;color:var(--purple-dk);margin:9px 0 7px}
.step-d{font-size:13.5px;line-height:1.62;color:var(--dim)}

/* Encadré */
.note{background:var(--white);border-left:3px solid var(--purple);padding:24px 26px;margin:30px 0}
.note p{margin:0;font-size:14.5px;color:#3d4a56}
.note .note-h{font-size:11px;font-weight:800;letter-spacing:.18em;text-transform:uppercase;color:var(--purple);margin-bottom:9px}

/* Aside collante */
.aside{position:sticky;top:104px;display:grid;gap:18px}
.as-card{background:var(--white);border:1px solid var(--border);padding:28px 26px}
.as-h{font-size:11px;font-weight:800;letter-spacing:.18em;text-transform:uppercase;color:var(--purple);margin-bottom:14px}
.as-card p{font-size:13.8px;line-height:1.66;color:var(--dim);margin-bottom:18px}
.as-btn{display:block;text-align:center;padding:13px 18px;background:var(--purple);color:#fff;font-size:12px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;transition:background .25s,transform .25s}
.as-btn:hover{background:var(--orange);transform:translateY(-2px)}
.as-btn.wa{background:#25D366;margin-top:9px}
.as-btn.wa:hover{background:#1da851}
.as-links{display:grid;gap:2px}
.as-links a{display:flex;align-items:center;gap:9px;padding:11px 0;font-size:13.8px;font-weight:600;color:var(--purple-dk);border-bottom:1px solid var(--border);transition:color .25s,padding-left .25s}
.as-links a:last-child{border-bottom:none}
.as-links a::before{content:'\2192';color:var(--purple);font-weight:700}
.as-links a:hover{color:var(--orange);padding-left:5px}

/* FAQ */
#faq-sec{padding:70px 0 104px;background:var(--cream)}
.faq-hd{max-width:1280px;margin:0 auto 34px;padding:0 64px}
.faq-hd .ttl{color:var(--purple-dk);margin-top:14px;font-size:clamp(28px,3.2vw,42px)}
.faq-wrap{max-width:920px;margin:0 auto;padding:0 64px}
.faq-list{border:1px solid var(--border)}
.faq-i{background:var(--white);border-bottom:1px solid var(--border)}
.faq-i:last-child{border-bottom:none}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 26px;background:none;border:none;cursor:pointer;text-align:left;font-size:15.5px;font-weight:700;color:var(--purple-dk);transition:color .25s}
.faq-q:hover{color:var(--orange)}
.faq-ic{flex-shrink:0;width:22px;height:22px;position:relative}
.faq-ic::before,.faq-ic::after{content:'';position:absolute;background:var(--purple);transition:transform .3s var(--ease)}
.faq-ic::before{top:10px;left:3px;width:16px;height:2px}
.faq-ic::after{top:3px;left:10px;width:2px;height:16px}
.faq-i.open .faq-ic::after{transform:scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .38s var(--ease)}
.faq-a-in{padding:0 26px 24px;font-size:14.8px;line-height:1.76;color:#3d4a56}
.faq-a-in p{margin-bottom:12px}
.faq-a-in p:last-child{margin-bottom:0}

/* Cartes de services connexes */
#related{padding:96px 0;background:var(--white)}
.rel-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(268px,1fr));gap:1px;background:var(--border);border:1px solid var(--border);margin-top:38px}
.rel-card{background:var(--white);padding:32px 28px;transition:background .3s var(--ease),transform .3s var(--ease)}
.rel-card:hover{background:var(--cream);transform:translateY(-4px)}
.rel-ico{width:44px;height:44px;display:grid;place-items:center;background:rgba(242,100,34,.1);color:var(--purple);margin-bottom:17px}
.rel-t{font-size:17px;font-weight:700;color:var(--purple-dk);margin-bottom:9px}
.rel-d{font-size:13.8px;line-height:1.65;color:var(--dim);margin-bottom:15px}
.rel-go{font-size:11.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--purple)}

/* Galerie de preuves */
.proof{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin:30px 0 34px}
.proof figure{position:relative;overflow:hidden;background:var(--purple-dk)}
.proof img{width:100%;height:210px;object-fit:cover;transition:transform .6s var(--ease)}
.proof figure:hover img{transform:scale(1.06)}
.proof figcaption{padding:13px 15px;font-size:12.5px;font-weight:600;color:#fff;background:var(--purple-dk)}

/* Grille catalogue formations */
.cat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1px;background:var(--border);border:1px solid var(--border);margin-top:40px}
.cat-card{background:var(--white);padding:34px 30px;display:flex;flex-direction:column;transition:background .3s var(--ease)}
.cat-card:hover{background:var(--cream)}
.cat-top{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:16px}
.cat-dur{font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--purple);background:rgba(242,100,34,.1);padding:6px 11px}
.cat-t{font-size:18.5px;font-weight:700;color:var(--purple-dk);line-height:1.28;margin-bottom:11px}
.cat-d{font-size:14px;line-height:1.68;color:var(--dim);margin-bottom:18px;flex:1}
.cat-go{font-size:11.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--purple);display:inline-flex;align-items:center;gap:7px}

@media(max-width:1080px){
  #subhero{padding:150px 40px 74px}
  .page-wrap,.faq-hd,.faq-wrap{padding:0 40px}
  .art{grid-template-columns:1fr;gap:52px}
  .aside{position:static}
  body.inner #nav{padding:13px 40px}
}
@media(max-width:640px){
  #subhero{padding:132px 22px 58px}
  .page-wrap,.faq-hd,.faq-wrap{padding:0 22px}
  body.inner #nav{padding:12px 22px}
  #body-sec{padding:66px 0 30px}
  .art-main h2{margin:38px 0 15px}
  .faq-q{padding:19px 20px;font-size:14.5px}
  .faq-a-in{padding:0 20px 20px}
  .proof img{height:190px}
}

/* Carte service cliquable */
.svc-card{color:inherit}
.svc-go{margin-top:auto;padding-top:20px;font-size:11.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--purple);position:relative;z-index:2;transition:letter-spacing .3s var(--ease)}
.svc-card:hover .svc-go{letter-spacing:.16em}

/* ══════════════════════════════════════════
   HEADER — paliers d'adaptation
   Le menu cede la place au burger AVANT de se tasser.
══════════════════════════════════════════ */
@media(max-width:1240px){
  #nav,#nav.stuck,body.inner #nav{padding-left:32px;padding-right:32px}
  .nav-links{gap:clamp(13px,1.5vw,22px)}
  .nav-links a{font-size:11px}
}
@media(max-width:1080px){
  /* Sous cette largeur le menu complet ne tient plus : burger */
  .nav-links{display:none}
  .burger{display:flex}
  #nav,#nav.stuck,body.inner #nav{padding-left:28px;padding-right:28px}
  .logo img{height:40px}
  .lt-main{font-size:15px}
}
@media(max-width:560px){
  #nav,#nav.stuck,body.inner #nav{padding:12px 18px;gap:14px}
  .logo img{height:34px}
  .lt-main{font-size:13px}
  .lt-sub{font-size:6px;letter-spacing:.2em}
  .nav-btn{padding:9px 13px;font-size:9.5px;letter-spacing:.05em}
}
@media(max-width:380px){
  /* Tres petits ecrans : le bouton devis cede la place au burger */
  .nav-btn{display:none}
  .logo img{height:32px}
}

/* Menu mobile : hauteur d'ecran fiable + defilement si besoin */
.mob-overlay{gap:22px;overflow-y:auto;padding:90px 22px 40px}
.mob-overlay a{font-size:clamp(24px,7vw,40px)}

/* ══════════════════════════════════════════
   VISUELS DE COMMUNICATION (affiches client)
══════════════════════════════════════════ */
.visuel{display:grid;grid-template-columns:minmax(0,340px) minmax(0,1fr);gap:34px;align-items:center;
  background:var(--white);border:1px solid var(--border);padding:30px;margin:34px 0}
.visuel img{width:100%;height:auto;display:block;box-shadow:0 10px 34px rgba(4,20,36,.14)}
.visuel-tx .as-h{margin-bottom:12px}
.visuel-tx p{font-size:14.6px;line-height:1.72;color:#3d4a56;margin-bottom:14px}
.visuel-tx p:last-child{margin-bottom:0}
@media(max-width:820px){
  .visuel{grid-template-columns:1fr;gap:24px;padding:22px}
  .visuel img{max-width:400px;margin:0 auto}
}

/* ══════════════════════════════════════════
   PORTRAIT — responsable / equipe
══════════════════════════════════════════ */
.portrait{display:grid;grid-template-columns:minmax(0,300px) minmax(0,1fr);gap:36px;align-items:center;margin:30px 0 36px}
.portrait-img{position:relative;isolation:isolate}
.portrait-img img{width:100%;height:auto;display:block;object-fit:cover;box-shadow:0 14px 40px rgba(4,20,36,.18)}
.portrait-img::after{content:'';position:absolute;left:-12px;bottom:-12px;width:74px;height:74px;
  background:var(--purple);z-index:-1}
.portrait-img img{position:relative;z-index:1}
.portrait-tx p{font-size:15px;line-height:1.75;color:#3d4a56;margin-bottom:14px}
.portrait-tx p:last-child{margin-bottom:0}
.portrait-nom{font-size:11px;font-weight:800;letter-spacing:.18em;text-transform:uppercase;color:var(--purple);margin-bottom:11px}
@media(max-width:820px){
  .portrait{grid-template-columns:1fr;gap:24px}
  .portrait-img img{max-width:320px}
}

/* ══════════════════════════════════════════
   AFFICHES — visuels de communication (accueil)
══════════════════════════════════════════ */
#affiches{padding:120px 0;background:var(--white)}
.af-inner{max-width:1280px;margin:0 auto;padding:0 64px}
.af-hd{display:grid;grid-template-columns:1fr auto;gap:30px;align-items:end;margin-bottom:44px}
.af-hd .ttl{color:var(--purple-dk);margin-top:14px}
.af-hd-r{font-size:14.5px;line-height:1.7;color:var(--dim);max-width:38ch}
.af-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:34px}
.af-card{display:block;background:var(--cream);border:1px solid var(--border);
  padding:26px;transition:transform .35s var(--ease),box-shadow .35s var(--ease);color:inherit}
.af-card:hover{transform:translateY(-6px);box-shadow:0 18px 44px rgba(4,20,36,.13)}
.af-card img{width:100%;height:auto;display:block;box-shadow:0 8px 26px rgba(4,20,36,.16)}
.af-tx{padding-top:20px}
.af-cat{font-size:10px;font-weight:800;letter-spacing:.2em;text-transform:uppercase;color:var(--purple)}
.af-t{font-size:19px;font-weight:750;color:var(--purple-dk);margin:9px 0 8px;line-height:1.3}
.af-d{font-size:14px;line-height:1.68;color:var(--dim);margin-bottom:14px}
.af-go{font-size:11.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--purple);
  display:inline-flex;align-items:center;gap:7px;transition:gap .3s var(--ease)}
.af-card:hover .af-go{gap:13px}
@media(max-width:1024px){ #affiches{padding:90px 0} .af-inner{padding:0 28px} }
@media(max-width:760px){
  .af-hd{grid-template-columns:1fr;gap:16px}
  .af-hd-r{max-width:100%}
  .af-grid{gap:24px}
}