:root{
    --ink:#1f2933; --ink-2:#3a4a58; --muted:#6b7a89;
    --brick:#d2542f; --brick-d:#b23f1f; --slate:#27333d; --slate-2:#34424e;
    --bg:#ffffff; --bg-soft:#f5f3f0; --line:#e7e3dd; --gold:#e8a13a;
    --radius:14px; --shadow:0 18px 40px -22px rgba(20,30,40,.45);
    --wrap:1140px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Inter',system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:'Barlow Condensed',sans-serif;line-height:1.08;margin:0 0 .4em;letter-spacing:.3px}
h1{font-size:clamp(2.2rem,5vw,3.6rem);font-weight:700;text-transform:uppercase}
h2{font-size:clamp(1.6rem,3.4vw,2.4rem);font-weight:700}
h3{font-size:1.25rem;font-weight:600}
p{margin:0 0 1rem}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 22px}
.muted{color:var(--muted)}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:10px;z-index:200}
.skip:focus{left:10px;top:10px}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.5rem;font-family:'Barlow Condensed',sans-serif;font-weight:600;font-size:1.05rem;letter-spacing:.5px;text-transform:uppercase;padding:.8rem 1.6rem;border-radius:50px;transition:.2s;border:2px solid transparent;cursor:pointer}
.btn-primary{background:var(--brick);color:#fff}
.btn-primary:hover{background:var(--brick-d)}
.btn-outline{border-color:var(--slate);color:var(--slate)}
.btn-outline:hover{background:var(--slate);color:#fff}
.btn-light{background:#fff;color:var(--slate)}
.btn-light:hover{background:var(--bg-soft)}
.btn-outline-light{border-color:rgba(255,255,255,.6);color:#fff}
.btn-outline-light:hover{background:#fff;color:var(--slate)}

/* Topbar */
.topbar{background:var(--slate);color:#cdd6df;font-size:.82rem}
.topbar-in{display:flex;justify-content:space-between;gap:1rem;padding:7px 22px}
.topbar span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* Header */
.header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.header-in{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:12px 22px}
.brand{display:flex;align-items:center;gap:.7rem}
.brand-mark{display:grid;place-items:center;width:46px;height:46px;background:var(--brick);color:#fff;border-radius:10px;font-family:'Barlow Condensed',sans-serif;font-weight:700;font-size:1.25rem;letter-spacing:1px}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text strong{font-family:'Barlow Condensed',sans-serif;font-size:1.3rem;text-transform:uppercase;color:var(--ink)}
.brand-text small{font-size:.72rem;color:var(--muted)}
.nav{display:flex;align-items:center;gap:.3rem}
.nav>a{font-family:'Barlow Condensed',sans-serif;font-weight:600;font-size:1.05rem;text-transform:uppercase;letter-spacing:.4px;padding:.5rem .75rem;border-radius:8px;color:var(--ink-2)}
.nav>a:hover{color:var(--brick)}
.nav-cta{background:var(--slate);color:#fff!important}
.nav-cta:hover{background:var(--brick)}
.nav-toggle,.nav-burger{display:none}
.header-phone{display:none}

/* Hero */
.hero{position:relative;color:#fff;background:linear-gradient(120deg,#1b262f 0%,#27333d 55%,#34424e 100%);overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;opacity:.10;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='80' height='40'%3E%3Cpath d='M0 40 L20 0 L40 40 M40 40 L60 0 L80 40' fill='none' stroke='%23fff' stroke-width='2'/%3E%3C/svg%3E")}
.hero-in{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:2.5rem;align-items:center;padding:5rem 22px}
.hero .eyebrow{display:inline-block;background:var(--brick);color:#fff;font-family:'Barlow Condensed',sans-serif;font-weight:600;text-transform:uppercase;letter-spacing:1px;padding:.3rem 1rem;border-radius:50px;font-size:.9rem;margin-bottom:1.2rem}
.hero p.lead{font-size:1.15rem;color:#d3dce4;max-width:34rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.6rem}
.hero-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);padding:1.6rem}
.hero-card h3{color:#fff}
.hero-card ul{list-style:none;margin:0;padding:0}
.hero-card li{display:flex;gap:.6rem;align-items:flex-start;padding:.5rem 0;border-bottom:1px solid rgba(255,255,255,.10);color:#dbe3ea}
.hero-card li:last-child{border-bottom:0}
.hero-card .ck{color:var(--gold);font-weight:700}

/* Sections */
.section{padding:4.5rem 0}
.section-soft{background:var(--bg-soft)}
.section-head{max-width:46rem;margin:0 auto 2.6rem;text-align:center}
.section-head .eyebrow{color:var(--brick);font-family:'Barlow Condensed',sans-serif;font-weight:700;text-transform:uppercase;letter-spacing:2px;font-size:.95rem}
.lead{font-size:1.1rem}

/* Grid cards */
.grid{display:grid;gap:1.4rem}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.7rem;transition:.2s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}
.card .ico{display:grid;place-items:center;width:54px;height:54px;border-radius:12px;background:var(--bg-soft);color:var(--brick);font-size:1.5rem;margin-bottom:1rem}
.card h3{margin-bottom:.4rem}
.card .more{color:var(--brick);font-weight:600;font-family:'Barlow Condensed',sans-serif;text-transform:uppercase;letter-spacing:.5px}

/* Image cards */
.card--img{padding:0;overflow:hidden}
.card-thumb{display:block;width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;transition:.3s}
.card--img:hover .card-thumb{transform:scale(1.05)}
.card-body{padding:1.5rem}
.card-body h3{margin-bottom:.4rem}

/* Image figures */
.figure--img::before{display:none}
.figure--img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.figure-badge{position:absolute;left:1.2rem;bottom:1.2rem;background:var(--brick);color:#fff;border-radius:12px;padding:.7rem 1.1rem;display:flex;flex-direction:column;line-height:1;font-family:'Barlow Condensed',sans-serif;text-transform:uppercase;letter-spacing:.5px}
.figure-badge strong{font-size:2rem}
.tile{background-size:cover;background-position:center}

/* Advantages */
.adv{display:grid;grid-template-columns:repeat(5,1fr);gap:1rem}
.adv-item{text-align:center;padding:1.2rem .8rem;background:#fff;border-radius:var(--radius);border:1px solid var(--line)}
.adv-item .ico{margin:0 auto .7rem}
.adv-item h3{font-size:1.05rem}
.adv-item p{font-size:.88rem;color:var(--muted);margin:0}

/* Split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center}
.figure{border-radius:var(--radius);overflow:hidden;min-height:340px;background:linear-gradient(135deg,var(--slate),var(--slate-2));position:relative;display:grid;place-items:center;color:#fff;text-align:center;padding:2rem}
.figure::before{content:"";position:absolute;inset:0;opacity:.12;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='30'%3E%3Cpath d='M0 30 L15 0 L30 30 M30 30 L45 0 L60 30' fill='none' stroke='%23fff' stroke-width='2'/%3E%3C/svg%3E")}
.figure .figure-label{position:relative;font-family:'Barlow Condensed',sans-serif;font-size:1.3rem;text-transform:uppercase;letter-spacing:1px}
.figure .big{position:relative;font-size:3rem;line-height:1}
.checks{list-style:none;padding:0;margin:1.2rem 0 0}
.checks li{display:flex;gap:.6rem;padding:.4rem 0}
.checks .ck{color:var(--brick);font-weight:700}

/* Page hero (interior) */
.page-hero{background:linear-gradient(120deg,#1b262f,#34424e);color:#fff;padding:3.2rem 0}
.page-hero .crumbs{font-size:.85rem;color:#aebcc7;margin-bottom:.6rem}
.page-hero .crumbs a:hover{color:#fff}
.page-hero p{color:#d3dce4;max-width:46rem;margin:0}

/* Realisations */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
.tile{border-radius:var(--radius);overflow:hidden;aspect-ratio:4/3;position:relative;background:linear-gradient(135deg,var(--slate),var(--slate-2));display:flex;align-items:flex-end;color:#fff}
.tile::before{content:"";position:absolute;inset:0;opacity:.14;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='30'%3E%3Cpath d='M0 30 L15 0 L30 30 M30 30 L45 0 L60 30' fill='none' stroke='%23fff' stroke-width='2'/%3E%3C/svg%3E")}
.tile>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:.4s}
.tile:hover>img{transform:scale(1.06)}
.tile .meta{position:relative;padding:1.1rem;width:100%;background:linear-gradient(transparent,rgba(15,22,28,.85))}
.tile .meta strong{font-family:'Barlow Condensed',sans-serif;font-size:1.15rem;display:block}
.tile .meta span{font-size:.85rem;color:#cdd6df}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;align-items:start}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.8rem;box-shadow:var(--shadow)}
.field{margin-bottom:1rem}
.field label{display:block;font-weight:600;font-size:.9rem;margin-bottom:.35rem}
.field input,.field textarea{width:100%;padding:.75rem .9rem;border:1px solid var(--line);border-radius:10px;font:inherit;background:#fafafa}
.field input:focus,.field textarea:focus{outline:2px solid var(--brick);border-color:transparent;background:#fff}
.field textarea{min-height:140px;resize:vertical}
.alert{background:#e8f6ec;border:1px solid #b7e0c2;color:#1d6b38;padding:.9rem 1rem;border-radius:10px;margin-bottom:1rem}
.errs{background:#fdecec;border:1px solid #f3bcbc;color:#a32626;padding:.9rem 1rem;border-radius:10px;margin-bottom:1rem;font-size:.9rem}
.errs ul{margin:.3rem 0 0;padding-left:1.1rem}
.info-list{list-style:none;padding:0;margin:0}
.info-list li{display:flex;gap:.8rem;padding:.9rem 0;border-bottom:1px solid var(--line)}
.info-list .ico{flex:0 0 auto}

/* Zone / commune links */
.zone-links{display:flex;flex-wrap:wrap;gap:.6rem;justify-content:center;max-width:46rem;margin:0 auto}
.zone-links a{display:inline-block;padding:.5rem 1rem;border:1px solid var(--line);border-radius:50px;font-family:'Barlow Condensed',sans-serif;font-weight:600;text-transform:uppercase;letter-spacing:.4px;color:var(--slate);transition:.2s}
.zone-links a:hover{background:var(--brick);border-color:var(--brick);color:#fff}

/* FAQ */
.faq{max-width:48rem;margin:0 auto;display:flex;flex-direction:column;gap:.8rem}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:.2rem 1.2rem;transition:.2s}
.faq-item summary{cursor:pointer;font-family:'Barlow Condensed',sans-serif;font-weight:600;font-size:1.2rem;padding:1rem 0;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:1rem}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--brick);font-size:1.6rem;line-height:1;transition:.2s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{margin:0 0 1rem;color:var(--muted)}

/* CTA band */
.cta-band{background:var(--brick);color:#fff}
.cta-band-in{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;padding:2.6rem 22px;flex-wrap:wrap}
.cta-band h2{margin:0}
.cta-band p{margin:.3rem 0 0;color:#ffe3d7}
.cta-band-actions{display:flex;gap:.8rem;flex-wrap:wrap}

/* Footer */
.footer{background:var(--slate);color:#c3ccd4;padding:3.2rem 0 1.4rem;font-size:.92rem}
.footer-in{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:2rem}
.footer h3{color:#fff;font-size:1.1rem;margin-bottom:.8rem}
.footer ul{list-style:none;padding:0;margin:0}
.footer li{padding:.25rem 0}
.footer a:hover{color:#fff}
.brand--footer .brand-text strong{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;border-top:1px solid var(--slate-2);margin-top:2.2rem;padding-top:1.2rem;font-size:.82rem;color:#92a0ab}

@media(max-width:900px){
    .hero-in{grid-template-columns:1fr;padding:3.2rem 22px}
    .grid-3,.adv{grid-template-columns:repeat(2,1fr)}
    .split,.contact-grid{grid-template-columns:1fr;gap:1.8rem}
    .gallery{grid-template-columns:repeat(2,1fr)}
    .header-phone{display:none}
    .nav{position:fixed;inset:0 0 0 auto;width:min(80vw,320px);flex-direction:column;align-items:stretch;background:#fff;padding:5rem 1.2rem 2rem;transform:translateX(100%);transition:.25s;box-shadow:-10px 0 30px rgba(0,0,0,.15)}
    .nav>a{padding:.85rem .6rem;border-bottom:1px solid var(--line)}
    .nav-toggle:checked~.nav{transform:translateX(0)}
    .nav-burger{display:flex;flex-direction:column;justify-content:center;gap:5px;width:42px;height:42px;cursor:pointer;z-index:120}
    .nav-burger span{height:3px;background:var(--ink);border-radius:2px;transition:.2s}
    .nav-toggle:checked~.nav-burger span:nth-child(1){transform:translateY(8px) rotate(45deg)}
    .nav-toggle:checked~.nav-burger span:nth-child(2){opacity:0}
    .nav-toggle:checked~.nav-burger span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
}
@media(max-width:560px){
    .grid-3,.adv,.gallery,.grid-2{grid-template-columns:1fr}
    .topbar{display:none}
    .cta-band-in{flex-direction:column;text-align:center}
}