@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@500;600&display=swap');
:root{--coal:#20201e;--ink:#292724;--cream:#f5f0e7;--paper:#fffaf2;--rust:#b44f31;--copper:#c8794d;--line:#d8cdbf;--muted:#6e6962;--display:'Newsreader',Georgia,serif;--sans:'Manrope',system-ui,sans-serif;--mono:'IBM Plex Mono',ui-monospace,monospace}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--sans);color:var(--ink);background:var(--cream);line-height:1.65;-webkit-font-smoothing:antialiased}img{display:block;max-width:100%}a{color:inherit}.wrap{width:min(1160px,calc(100% - 48px));margin:auto}.header{position:sticky;top:0;z-index:50;background:rgba(245,240,231,.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.header-in{height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{text-decoration:none;display:flex;align-items:center;gap:12px}.brand-mark{width:36px;height:36px;border:1.5px solid var(--rust);border-radius:50%;display:grid;place-items:center}.brand-mark svg{width:21px}.brand strong{font-family:var(--display);font-size:1.12rem;line-height:1}.brand small{display:block;color:var(--muted);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;margin-top:3px}.nav{display:flex;gap:25px;align-items:center}.nav a{text-decoration:none;color:var(--muted);font-size:.88rem}.nav a:hover,.nav a[aria-current=page]{color:var(--rust)}.btn{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;font-weight:700;padding:.78rem 1.2rem;border:1px solid transparent;transition:.18s}.btn-dark{background:var(--coal);color:white}.btn-rust{background:var(--rust);color:white}.btn-outline{border-color:var(--coal);color:var(--coal)}.btn:hover{transform:translateY(-1px)}.eyebrow{font-family:var(--mono);font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--rust);font-weight:600;margin-bottom:16px}.hero{padding:58px 0 76px}.hero-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:58px;align-items:center}.hero h1,.page-hero h1{font-family:var(--display);font-size:clamp(2.55rem,6vw,4.85rem);line-height:.98;letter-spacing:-.035em;color:var(--coal);font-weight:700}.hero-lede{font-size:1.08rem;color:var(--muted);max-width:55ch;margin:25px 0 30px}.actions{display:flex;gap:12px;flex-wrap:wrap}.proof-line{margin-top:30px;padding-top:22px;border-top:1px solid var(--line);display:flex;gap:28px;color:var(--muted);font-size:.83rem}.hero-media{position:relative}.hero-media img{width:100%;height:590px;object-fit:cover;object-position:center;border-radius:2px}.hero-media:after{content:'';position:absolute;inset:18px -18px -18px 18px;border:1px solid var(--copper);z-index:-1}.section{padding:82px 0}.section-dark{background:var(--coal);color:#eee6da}.section-dark h2{color:white}.section h2{font-family:var(--display);font-size:clamp(2rem,4vw,3rem);line-height:1.1;margin-bottom:17px}.lede{max-width:65ch;color:var(--muted);margin-bottom:38px}.section-dark .lede{color:#bdb4a8}.services{display:grid;grid-template-columns:repeat(2,1fr);border-top:1px solid rgba(255,255,255,.18);border-left:1px solid rgba(255,255,255,.18)}.service{padding:34px;border-right:1px solid rgba(255,255,255,.18);border-bottom:1px solid rgba(255,255,255,.18);min-height:245px}.service-num{font-family:var(--mono);font-size:.78rem;color:var(--copper);letter-spacing:.14em}.service h3{font-family:var(--display);font-size:1.55rem;margin:42px 0 10px}.service p{color:#bdb4a8;font-size:.92rem}.method{display:grid;grid-template-columns:1.05fr .95fr;gap:62px;align-items:center}.method img{width:100%;height:480px;object-fit:cover}.steps{display:grid;gap:0}.step{display:grid;grid-template-columns:48px 1fr;gap:18px;padding:22px 0;border-bottom:1px solid var(--line)}.step span{font-family:var(--display);font-size:1.25rem;color:var(--rust)}.step h3{font-family:var(--display);font-size:1.25rem;margin-bottom:5px}.step p{color:var(--muted);font-size:.91rem}.band{background:var(--rust);color:white;padding:48px 0}.band-in{display:flex;align-items:center;justify-content:space-between;gap:30px}.band h2{font-family:var(--display);font-size:clamp(1.7rem,4vw,2.7rem);line-height:1.05}.band .btn{background:var(--paper);color:var(--rust)}.page-hero{padding:70px 0 52px;border-bottom:1px solid var(--line)}.page-hero h1{font-size:clamp(2.3rem,5vw,4rem)}.page-hero p{max-width:62ch;color:var(--muted);margin-top:18px}.editorial{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}.editorial img{width:100%;height:460px;object-fit:cover}.editorial-copy p{color:var(--muted);margin-bottom:15px}.technical{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.tech-card{background:var(--paper);border:1px solid var(--line);border-top:3px solid var(--rust);padding:29px}.tech-card .num{font-family:var(--display);color:var(--rust);letter-spacing:.12em}.tech-card h2{font-family:var(--display);font-size:1.45rem;margin:25px 0 10px}.tech-card p{color:var(--muted);font-size:.92rem}.tech-card ul{list-style:none;margin-top:16px;display:grid;gap:8px}.tech-card li:before{content:'—';color:var(--rust);margin-right:8px}.faq{max-width:850px;margin:auto;display:grid;gap:12px}.faq details{background:var(--paper);border:1px solid var(--line)}.faq summary{cursor:pointer;padding:20px 23px;font-weight:750;display:flex;justify-content:space-between}.faq summary:after{content:'+';color:var(--rust);font-size:1.35rem}.faq details[open] summary:after{content:'–'}.faq details p{padding:0 23px 22px;color:var(--muted)}.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:58px}.contact-list{display:grid;margin-top:24px}.contact-row{padding:15px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:25px}.contact-row span{color:var(--muted);font-size:.78rem;text-transform:uppercase;letter-spacing:.08em}.contact-row a{text-decoration:none;font-weight:750}.form{background:var(--paper);border:1px solid var(--line);padding:34px;display:grid;gap:17px}.form label{display:grid;gap:6px;font-size:.84rem;font-weight:750}.form input,.form textarea,.form select{padding:.76rem .85rem;border:1px solid var(--line);background:white;font:inherit}.form input:focus,.form textarea:focus,.form select:focus{outline:3px solid rgba(180,79,49,.18);border-color:var(--rust)}.footer{background:#171716;color:#bdb4a8;padding:48px 0 95px}.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:45px}.footer h2{font-family:var(--display);color:white;margin-bottom:12px;font-size:1.15rem}.footer a{display:block;text-decoration:none;color:#bdb4a8;margin-bottom:7px}.footer-note{border-top:1px solid #333;margin-top:32px;padding-top:20px;font-size:.77rem}.mobile-call{display:none}.menu-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px;flex-direction:column;gap:5px}
.menu-toggle span{display:block;width:24px;height:2px;background:var(--ink);transition:.2s}
.menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle.open span:nth-child(2){opacity:0}
.menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-nav{padding:12px 26px 26px;border-top:1px solid var(--line);background:var(--cream);display:grid;gap:2px}
.mobile-nav a{text-decoration:none;color:var(--ink);padding:13px 0;font-weight:600;border-bottom:1px solid var(--line)}
.mobile-nav .mnav-call{color:var(--rust);font-weight:800}
@media(max-width:900px){
  .nav{display:none}
  .menu-toggle{display:flex}
  .hero-grid,.method,.editorial,.contact-grid,.footer-grid{grid-template-columns:1fr}
  .hero-media{order:-1}.hero-media img{height:430px}
  .services,.technical{grid-template-columns:1fr}
  .band-in{align-items:flex-start;flex-direction:column}
}@media(max-width:640px){.wrap{width:min(100% - 30px,1160px)}.header-in{height:68px}.header .btn{display:none}.hero{padding:32px 0 56px}.hero-media img{height:330px}.hero-media:after{inset:10px -8px -10px 8px}.hero h1{font-size:2.65rem}.proof-line{flex-direction:column;gap:5px}.section{padding:58px 0}.service{padding:26px;min-height:215px}.method img,.editorial img{height:340px}.mobile-call{display:grid;grid-template-columns:1fr 1fr;position:fixed;left:0;right:0;bottom:0;z-index:90}.mobile-call a{text-align:center;text-decoration:none;color:white;font-weight:750;padding:15px;background:var(--coal)}.mobile-call a:last-child{background:var(--rust)}}

/* Fumée & Cuivre — identity layer */
body{background-color:var(--cream);background-image:radial-gradient(rgba(46,36,29,.035) .7px,transparent .7px);background-size:7px 7px}
.header{border-top:3px solid var(--rust)}
.brand-mark{background:var(--coal);border-color:var(--copper)}
.brand-mark svg{stroke:var(--copper)}
.brand small,.nav a,.proof-line,.service-num,.tech-card .num,.contact-row span,.footer-note{font-family:var(--mono)}
.hero{position:relative;overflow:hidden;background:var(--coal);color:var(--cream);padding:76px 0 92px}
.hero:before{content:'COUPE A–A  /  CONDUIT 01';position:absolute;right:4vw;top:22px;color:rgba(242,234,217,.45);font:500 .66rem/1 var(--mono);letter-spacing:.16em}
.hero:after{content:'';position:absolute;width:420px;height:420px;border:1px solid rgba(200,121,77,.16);border-radius:50%;left:-230px;bottom:-230px;box-shadow:0 0 0 38px rgba(200,121,77,.035),0 0 0 76px rgba(200,121,77,.025)}
.hero h1{color:var(--cream)}
.hero-lede,.hero .proof-line{color:#c9bfb1}
.hero .proof-line{border-color:rgba(242,234,217,.2);text-transform:uppercase;letter-spacing:.07em;font-size:.7rem}
.hero .btn-outline{border-color:var(--copper);color:var(--cream)}
.hero .btn-outline:hover{background:var(--copper);color:var(--coal)}
.hero-media img{filter:saturate(.82) contrast(1.04);box-shadow:0 28px 70px rgba(0,0,0,.32)}
.hero-media:before{content:'Ø 180–250';position:absolute;left:-38px;bottom:24px;z-index:2;background:var(--cream);color:var(--coal);padding:8px 11px;font:600 .62rem/1 var(--mono);letter-spacing:.1em}
.hero-media:after{border-color:var(--copper);inset:22px -22px -22px 22px}
.section-dark{position:relative;overflow:hidden;background-color:#1a1410;background-image:linear-gradient(rgba(200,121,77,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(200,121,77,.045) 1px,transparent 1px);background-size:46px 46px}
.section-dark:before{content:'REP. 01  /  INTERVENTIONS';position:absolute;top:24px;right:4vw;color:rgba(242,234,217,.38);font:500 .65rem/1 var(--mono);letter-spacing:.15em}
.section-dark:after{content:'';position:absolute;left:0;top:0;bottom:0;width:7px;background:var(--rust)}
.service{position:relative;transition:background .18s ease}
.service:hover{background:rgba(201,111,58,.08)}
.service:after{content:'';position:absolute;top:33px;right:30px;width:28px;height:1px;background:var(--copper);box-shadow:8px 5px 0 -0.2px var(--copper),16px 10px 0 -0.2px var(--copper)}
.method{position:relative}
.method:before{content:'DÉTAIL B';position:absolute;right:0;top:-31px;color:var(--rust);font:600 .65rem/1 var(--mono);letter-spacing:.14em}
.method img{filter:saturate(.72) sepia(.08);border-bottom:7px solid var(--rust)}
.step span{font-family:var(--mono);font-size:.8rem;border:1px solid var(--line);width:36px;height:36px;display:grid;place-items:center}
.band{position:relative;background:var(--rust);background-image:repeating-linear-gradient(135deg,transparent 0,transparent 14px,rgba(56,29,20,.08) 14px,rgba(56,29,20,.08) 15px)}
.page-hero{position:relative;background:linear-gradient(90deg,var(--paper),var(--cream));border-left:7px solid var(--rust);overflow:hidden}
.page-hero:after{content:'RELEVÉ TECHNIQUE';position:absolute;right:4vw;top:22px;color:rgba(46,36,29,.26);font:600 .65rem/1 var(--mono);letter-spacing:.16em}
.tech-card{position:relative;background:rgba(255,250,242,.88)}
.tech-card:after{content:'Ø';position:absolute;right:24px;top:22px;color:rgba(180,79,49,.22);font:600 1.4rem/1 var(--mono)}
.footer{border-top:7px solid var(--rust)}
@media(max-width:640px){.hero{padding:48px 0 66px}.hero:before,.section-dark:before,.page-hero:after{display:none}.hero-media:before{left:8px;bottom:8px}.hero-media:after{inset:10px -8px -10px 8px}.page-hero{border-left-width:4px}}

/* Natural artisan revision — remove synthetic theme signals */
body{background-image:none}
.header{border-top:0}
.brand-mark{background:transparent;border-color:var(--rust);border-radius:50%}
.brand-mark svg{stroke:var(--rust)}
.hero{background:var(--cream);color:var(--ink);padding:70px 0 86px}
.hero:before,.hero:after,.hero-media:before,.section-dark:before,.section-dark:after,.service:after,.method:before,.page-hero:after,.tech-card:after{display:none}
.hero h1{color:var(--ink);font-size:clamp(2.35rem,4.6vw,3.9rem);font-weight:600;max-width:12ch;line-height:1.05}
.hero-lede,.hero .proof-line{color:var(--muted)}
.hero .proof-line{border-color:var(--line);text-transform:none;letter-spacing:0;font-family:var(--sans);font-size:.83rem}
.hero .btn-outline{border-color:var(--ink);color:var(--ink)}
.hero .btn-outline:hover{background:var(--ink);color:var(--cream)}
.hero-media img{height:630px;filter:brightness(1.12) saturate(.9);box-shadow:none}
.hero-media:after{display:block;inset:auto -18px -18px auto;width:54%;height:42%;border:0;background:var(--rust);z-index:-1}
.section-dark{background:var(--coal);background-image:none}
.section-dark .wrap>h2{max-width:16ch;margin-bottom:18px}
.services{display:block;border:0;margin-top:50px}
.service{display:grid;grid-template-columns:74px minmax(190px,310px) 1fr;align-items:start;gap:22px;padding:26px 0;border:0;border-top:1px solid rgba(242,234,217,.2);min-height:0}
.service:last-child{border-bottom:1px solid rgba(242,234,217,.2)}
.service:hover{background:transparent}
.service h3{margin:0;font-size:1.65rem}
.service p{max-width:48ch;margin-left:auto}
.service-num{padding-top:7px;color:var(--copper)}
.method{grid-template-columns:.86fr 1.14fr;gap:78px}
.method img{height:560px;border:0;filter:saturate(.78)}
.step{grid-template-columns:34px 1fr;padding:25px 0}
.step span{border:0;width:auto;height:auto;display:block;color:var(--rust);padding-top:5px}
.band{background:var(--rust);background-image:none}
.page-hero{background:transparent;border-left:0;border-bottom:1px solid var(--line);padding-top:84px}
.page-hero h1{max-width:12ch;font-weight:600}
.technical{display:block;border-top:1px solid var(--line);margin-top:-14px}
.tech-card{display:grid;grid-template-columns:70px minmax(220px,330px) 1fr;gap:24px;align-items:start;padding:30px 0;border:0;border-bottom:1px solid var(--line);background:transparent}
.tech-card .num{font-family:var(--mono);font-size:.75rem;padding-top:7px;grid-column:1;grid-row:1 / span 2}
.tech-card h3{margin:0;font-size:1.5rem;grid-column:2;grid-row:1 / span 2}
.tech-card p{margin-top:0;grid-column:3;grid-row:1}
.tech-card ul{margin-top:14px;grid-column:3;grid-row:2}
.footer{border-top:0}
@media(max-width:900px){.service,.tech-card{grid-template-columns:55px 1fr}.tech-card .num{grid-column:1;grid-row:1}.tech-card h3{grid-column:2;grid-row:1}.service p,.tech-card p,.tech-card ul{grid-column:2;grid-row:auto;margin-left:0}.method{grid-template-columns:1fr}.method img{height:440px}}
@media(max-width:640px){.hero{padding:36px 0 60px}.hero h1{font-size:2.8rem;max-width:none}.hero-media img{height:370px}.hero-media:after{inset:auto -8px -10px auto}.service,.tech-card{grid-template-columns:42px 1fr;gap:10px}.service h3,.tech-card h3{font-size:1.35rem}.service p,.tech-card p,.tech-card ul{grid-column:2}.page-hero{padding-top:55px}.page-hero h1{max-width:none}}