:root{
  --ink:#16191d;
  --ink-2:#23282e;
  --steel:#5b6570;
  --line:#e3e1dc;
  --paper:#f6f4ef;
  --white:#ffffff;
  --accent:#f96901;
  --accent-dark:#d25700;
  --blue:#1281a6;
  --blue-dark:#0d5f7c;
  --todo:#d6336c;
  --radius:10px;
  --max:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Inter",system-ui,sans-serif;color:var(--ink);background:var(--paper);line-height:1.6;font-size:16px}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:"Archivo",sans-serif;line-height:1.15;letter-spacing:-.01em}
h1{font-size:clamp(2.1rem,5vw,3.6rem);font-weight:800}
h2{font-size:clamp(1.6rem,3.4vw,2.4rem);font-weight:800}
h3{font-size:1.25rem;font-weight:700}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.todo{background:#fde7ef;color:var(--todo);border:1px dashed var(--todo);border-radius:4px;padding:0 6px;font-size:.92em;font-weight:600}

/* ---------- Bandeau haut ---------- */
.topbar{background:var(--ink);color:#cfd3d8;font-size:.85rem}
.topbar .wrap{display:flex;justify-content:space-between;gap:12px;padding:8px 20px;flex-wrap:wrap}
.topbar a{color:#fff;text-decoration:none;font-weight:600}
.topbar a:hover{color:var(--accent)}

/* ---------- Navigation ---------- */
header.nav{background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:80px}
.logo{font-family:"Archivo",sans-serif;font-weight:900;font-size:1.6rem;text-decoration:none;letter-spacing:.02em}
.logo span{color:var(--blue)}
.logo{display:flex;align-items:center;gap:10px;color:var(--accent)}
.logo img{height:58px;width:auto}
.logo .wm{line-height:1}
.logo .wm b{color:var(--accent)}
.logo .wm i{font-style:normal;color:var(--blue)}
.logo small{display:block;font-family:"Inter",sans-serif;font-size:.68rem;font-weight:600;letter-spacing:.14em;color:var(--steel);text-transform:uppercase;margin-top:4px}
.menu{display:flex;gap:28px;align-items:center;list-style:none}
.menu a{text-decoration:none;font-weight:600;font-size:.95rem}
.menu a:hover,.menu a.active{color:var(--accent-dark)}
.burger{display:none;background:none;border:0;cursor:pointer;width:44px;height:44px}
.burger span{display:block;height:3px;width:26px;background:var(--ink);margin:5px auto;border-radius:2px}

/* ---------- Boutons ---------- */
.btn{display:inline-block;background:var(--accent);color:var(--ink);font-weight:700;text-decoration:none;padding:14px 26px;border-radius:var(--radius);border:2px solid var(--accent);transition:.2s;cursor:pointer;font-size:1rem}
.btn:hover{background:var(--accent-dark);border-color:var(--accent-dark)}
.btn.ghost{background:transparent;color:#fff;border-color:#fff}
.btn.ghost:hover{background:#fff;color:var(--ink)}
.btn.dark{background:var(--ink);border-color:var(--ink);color:#fff}
.btn.dark:hover{background:var(--ink-2)}
.btn.small{padding:10px 18px;font-size:.92rem}

/* ---------- Hero ---------- */
.hero{position:relative;color:#fff;background:
  linear-gradient(115deg,rgba(22,25,29,.95) 0%,rgba(16,40,52,.88) 60%,rgba(13,95,124,.75) 100%),
  repeating-linear-gradient(45deg,#2b3036 0 22px,#262a30 22px 44px);
  padding:96px 0 110px;overflow:hidden}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:12px;background:repeating-linear-gradient(-45deg,var(--accent) 0 18px,var(--blue) 18px 36px)}
.hero .eyebrow{display:inline-block;background:rgba(249,105,1,.15);color:var(--accent);border:1px solid rgba(249,105,1,.45);padding:6px 14px;border-radius:40px;font-size:.82rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin-bottom:22px}
.hero h1 span{color:var(--accent)}
.hero p.lead{font-size:1.15rem;color:#d7dbe0;max-width:620px;margin:22px 0 34px}
.hero .ctas{display:flex;gap:14px;flex-wrap:wrap}
.hero .phones{margin-top:34px;display:flex;gap:26px;flex-wrap:wrap;font-size:.95rem;color:#b9bfc6}
.hero .phones a{color:#fff;font-weight:700;text-decoration:none;font-size:1.1rem}

/* ---------- Sections ---------- */
section{padding:84px 0}
.section-head{max-width:720px;margin-bottom:46px}
.section-head .kicker{color:var(--accent-dark);font-weight:800;text-transform:uppercase;letter-spacing:.12em;font-size:.8rem;display:block;margin-bottom:10px}
.section-head p{color:var(--steel);margin-top:14px;font-size:1.05rem}
.bg-white{background:var(--white)}
.bg-dark{background:var(--ink);color:#fff}
.bg-dark .section-head p{color:#aab1b9}

/* ---------- Atouts ---------- */
.atouts{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:-60px;position:relative;z-index:2}
.atout{background:var(--white);border-radius:var(--radius);padding:26px 22px;box-shadow:0 10px 30px rgba(0,0,0,.08);border-top:4px solid var(--accent)}
.atout .ico{font-size:1.7rem;margin-bottom:10px}
.atout h3{font-size:1.05rem;margin-bottom:6px}
.atout p{font-size:.92rem;color:var(--steel)}

/* ---------- Métiers ---------- */
.metiers-nav{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:40px}
.metiers-nav a{text-decoration:none;background:var(--white);border:1px solid var(--line);padding:8px 16px;border-radius:40px;font-weight:600;font-size:.9rem}
.metiers-nav a:hover{border-color:var(--accent);color:var(--accent-dark)}
.metier{display:grid;grid-template-columns:320px 1fr;gap:0;background:var(--white);border-radius:var(--radius);overflow:hidden;margin-bottom:26px;border:1px solid var(--line);scroll-margin-top:90px}
.metier .visuel{background:var(--ink-2);color:#fff;padding:34px 28px;display:flex;flex-direction:column;justify-content:space-between;position:relative}
.metier .visuel .num{font-family:"Archivo",sans-serif;font-size:4.2rem;font-weight:900;color:var(--accent);line-height:1}
.metier .visuel .big-ico{font-size:3rem}
.metier .visuel h3{font-size:1.6rem;margin-top:14px}
.metier .contenu{padding:34px 34px 30px}
.metier .contenu p.intro{font-size:1.04rem;margin-bottom:18px}
.metier ul.prestations{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:8px 22px;margin-bottom:22px}
.metier ul.prestations li{padding-left:24px;position:relative;font-size:.95rem}
.metier ul.prestations li::before{content:"";position:absolute;left:0;top:8px;width:12px;height:12px;background:var(--accent);clip-path:polygon(0 0,100% 50%,0 100%)}
.metier .plus{background:var(--paper);border-left:4px solid var(--accent);padding:12px 16px;border-radius:0 6px 6px 0;font-size:.93rem;margin-bottom:22px}
.metier.public .visuel{background:linear-gradient(160deg,var(--blue-dark),#16191d)}
.badge{display:inline-block;background:var(--accent);color:var(--ink);font-weight:800;font-size:.75rem;letter-spacing:.06em;text-transform:uppercase;padding:5px 10px;border-radius:4px;margin-top:12px}

/* ---------- Bandeau CTA ---------- */
.cta-band{background:var(--accent);padding:54px 0}
.cta-band .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.cta-band h2{font-size:clamp(1.4rem,3vw,2rem)}
.cta-band p{font-weight:500}

/* ---------- Étapes ---------- */
.etapes{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;counter-reset:etape}
.etape{background:var(--ink-2);border-radius:var(--radius);padding:26px 20px;position:relative}
.etape::before{counter-increment:etape;content:counter(etape,decimal-leading-zero);font-family:"Archivo",sans-serif;font-weight:900;font-size:2.2rem;color:var(--accent);display:block;margin-bottom:8px}
.etape h3{font-size:1.05rem;margin-bottom:6px}
.etape p{font-size:.9rem;color:#aab1b9}

/* ---------- Clients ---------- */
.clients{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.client{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px}
.client .ico{font-size:2rem;margin-bottom:12px}
.client h3{margin-bottom:8px}
.client p{color:var(--steel);font-size:.95rem;margin-bottom:16px}

/* ---------- Zone ---------- */
.zone{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.zone-card{background:var(--ink);color:#fff;border-radius:var(--radius);padding:38px;position:relative;overflow:hidden}
.zone-card::after{content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border:30px solid rgba(18,129,166,.35);border-radius:50%}
.zone-card .ville{font-family:"Archivo",sans-serif;font-size:2.4rem;font-weight:900;color:var(--accent)}

/* ---------- FAQ ---------- */
.faq details{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:12px;padding:0 22px}
.faq summary{cursor:pointer;font-weight:700;padding:18px 0;list-style:none;position:relative;padding-right:30px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:0;top:14px;font-size:1.5rem;color:var(--accent-dark)}
.faq details[open] summary::after{content:"–"}
.faq details p{padding-bottom:18px;color:var(--steel)}

/* ---------- Footer ---------- */
footer{background:var(--ink);color:#aab1b9;padding:60px 0 24px;font-size:.92rem}
footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:40px}
footer h4{color:#fff;font-family:"Archivo",sans-serif;margin-bottom:14px;font-size:1rem}
footer a{color:#fff;text-decoration:none}
footer a:hover{color:var(--accent)}
footer ul{list-style:none}
footer li{margin-bottom:8px}
footer .legal-bar{border-top:1px solid #2f353c;padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.82rem}
.mentions{background:#101316;color:#aab1b9;padding:46px 0;font-size:.88rem;scroll-margin-top:80px}
.mentions h2{color:#fff;font-size:1.3rem;margin-bottom:18px}
.mentions h3{color:#fff;font-size:1rem;margin:18px 0 6px}
.mentions .todo{background:#3a1b27;color:#ff8fb5;border-color:#ff8fb5}

/* ---------- Appel mobile flottant ---------- */
.call-float{display:none;position:fixed;bottom:16px;left:16px;right:16px;z-index:60;gap:10px}
.call-float a{flex:1;text-align:center;padding:14px;border-radius:var(--radius);font-weight:800;text-decoration:none;box-shadow:0 6px 20px rgba(0,0,0,.25)}
.call-float .c1{background:var(--ink);color:#fff}
.call-float .c2{background:var(--accent);color:var(--ink)}

/* ---------- Page header (pages internes) ---------- */
.page-head{background:var(--ink);color:#fff;padding:64px 0 70px;position:relative}
.page-head::after{content:"";position:absolute;left:0;right:0;bottom:0;height:8px;background:repeating-linear-gradient(-45deg,var(--accent) 0 14px,var(--blue) 14px 28px)}
.page-head p{color:#c3c8ce;max-width:640px;margin-top:14px;font-size:1.08rem}
.crumb{font-size:.85rem;color:#8b939c;margin-bottom:14px}
.crumb a{color:#c3c8ce}

/* ---------- Formulaire devis ---------- */
.devis-layout{display:grid;grid-template-columns:1fr 340px;gap:34px;align-items:start}
.form-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:36px}
fieldset{border:0;margin-bottom:30px}
legend{font-family:"Archivo",sans-serif;font-weight:800;font-size:1.15rem;margin-bottom:16px;display:flex;align-items:center;gap:10px}
legend .step{background:var(--accent);color:var(--ink);width:30px;height:30px;border-radius:50%;display:inline-grid;place-items:center;font-size:.9rem}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.field label{font-weight:600;font-size:.92rem}
.field label .req{color:var(--accent-dark)}
input[type=text],input[type=email],input[type=tel],select,textarea{font:inherit;padding:12px 14px;border:1.5px solid var(--line);border-radius:8px;background:#fbfaf7;width:100%}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);background:#fff}
textarea{min-height:160px;resize:vertical}
.hint{font-size:.82rem;color:var(--steel)}
.choices{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.choice{position:relative}
.choice input{position:absolute;opacity:0}
.choice label{display:flex;align-items:center;gap:10px;border:1.5px solid var(--line);border-radius:8px;padding:12px 14px;cursor:pointer;font-weight:600;font-size:.92rem;background:#fbfaf7;height:100%}
.choice input:checked + label{border-color:var(--accent);background:#fff0e5}
.choice input:focus-visible + label{outline:2px solid var(--accent-dark)}
.radio-row{display:flex;gap:10px;flex-wrap:wrap}
.radio-row .choice{flex:1;min-width:150px}
.consent{display:flex;gap:12px;align-items:flex-start;font-size:.88rem;color:var(--steel);margin-bottom:22px}
.consent input{margin-top:4px;width:18px;height:18px;accent-color:var(--accent-dark)}
.error-msg{display:none;color:#b42318;font-size:.85rem;font-weight:600}
.has-error .error-msg{display:block}
.has-error input,.has-error textarea{border-color:#b42318}
.side-card{background:var(--ink);color:#fff;border-radius:var(--radius);padding:30px;position:sticky;top:96px}
.side-card h3{margin-bottom:14px}
.side-card ol{padding-left:20px;color:#c3c8ce;font-size:.93rem}
.side-card ol li{margin-bottom:10px}
.side-card .tel{display:block;font-family:"Archivo",sans-serif;font-size:1.3rem;font-weight:800;color:var(--accent);text-decoration:none;margin-top:6px}
.success{display:none;background:#e9f7ef;border:1.5px solid #2f9e5b;color:#1e6b3d;border-radius:var(--radius);padding:26px 28px;margin-bottom:28px}
.success.show{display:block}
.success h2{font-size:1.4rem;margin-bottom:8px}

/* ---------- Réalisations ---------- */
.filtres{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px}
.filtres button{font:inherit;font-weight:600;font-size:.9rem;background:var(--white);border:1.5px solid var(--line);padding:9px 18px;border-radius:40px;cursor:pointer}
.filtres button.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.galerie{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.projet{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.projet .photos{display:grid;grid-template-columns:1fr 1fr;gap:2px;background:var(--line)}
.projet .ph{aspect-ratio:4/3;background:repeating-linear-gradient(45deg,#ece9e2 0 12px,#e4e1d9 12px 24px);display:grid;place-items:center;color:var(--steel);font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;position:relative}
.projet .ph span{background:rgba(255,255,255,.85);padding:3px 8px;border-radius:4px}
.projet .ph img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.projet .infos{padding:20px 22px}
.projet .tag{display:inline-block;background:#fff0e5;color:var(--accent-dark);font-weight:700;font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;padding:4px 10px;border-radius:4px;margin-bottom:10px}
.projet h3{font-size:1.08rem;margin-bottom:6px}
.projet p{font-size:.9rem;color:var(--steel)}
.notice{background:#fff0e5;border:1px dashed var(--accent-dark);border-radius:var(--radius);padding:18px 22px;margin-bottom:30px;font-size:.92rem}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .atouts{grid-template-columns:repeat(2,1fr)}
  .etapes{grid-template-columns:repeat(2,1fr)}
  .metier{grid-template-columns:1fr}
  .galerie{grid-template-columns:repeat(2,1fr)}
  .devis-layout{grid-template-columns:1fr}
  .side-card{position:static}
}
@media (max-width:760px){
  body{padding-bottom:78px}
  .burger{display:block}
  .menu{display:none;position:absolute;top:80px;left:0;right:0;background:var(--white);flex-direction:column;align-items:stretch;gap:0;border-bottom:1px solid var(--line)}
  .menu.open{display:flex}
  .menu li a{display:block;padding:16px 20px;border-top:1px solid var(--line)}
  .menu li .btn{margin:12px 20px;text-align:center}
  .atouts,.clients,.zone,.grid-2,footer .cols{grid-template-columns:1fr}
  .etapes{grid-template-columns:1fr}
  .metier ul.prestations{grid-template-columns:1fr}
  .metier .contenu{padding:26px 22px}
  .choices{grid-template-columns:1fr 1fr}
  .galerie{grid-template-columns:1fr}
  .form-card{padding:24px 18px}
  .call-float{display:flex}
  section{padding:60px 0}
  .topbar .wrap{justify-content:center;text-align:center}
}

/* ---------- Logo dans le hero / footer ---------- */
.hero-grid{display:grid;grid-template-columns:1fr 340px;gap:50px;align-items:center}
.hero-logo{background:#fff;border-radius:20px;padding:22px;box-shadow:0 20px 50px rgba(0,0,0,.35);transform:rotate(1.5deg)}
.foot-logo{display:inline-block;background:#fff;border-radius:12px;padding:10px}
.foot-logo img{height:96px;width:auto}
.atout{border-top-color:var(--accent)}
.atout:nth-child(even){border-top-color:var(--blue)}
.section-head .kicker{color:var(--blue)}
.bg-dark .section-head .kicker{color:var(--accent)}
@media (max-width:1024px){.hero-grid{grid-template-columns:1fr}.hero-logo{display:none}}
@media (max-width:760px){.logo img{height:52px}.logo .wm{font-size:1.3rem}}