@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@500;600;700&family=Work+Sans:wght@400;500;600&display=swap');

/* ============ Tokens ============ */
:root{
  --earth-black:#181c19;      /* base sombre, terre/basalte */
  --earth-black-2:#20251f;
  --stone:#f2efe6;            /* fond clair pierre/beton */
  --stone-mid:#e6e0d1;
  --stone-line:#d8d1bd;
  --ink:#181c19;
  --paper:#f2efe6;
  --amber:#d9a61c;            /* jaune chantier - accent unique */
  --amber-deep:#a97f13;
  --clay:#7a4f30;             /* terre / argile - motif de strates */
  --gravel:#8f8b7c;           /* gravier - motif de strates */
  --sand:#c9ad78;             /* sable - motif de strates */

  --max: 1180px;
  --radius: 3px;
  --ff-head: 'Oswald', 'Arial Narrow', sans-serif;
  --ff-body: 'Work Sans', -apple-system, BlinkMacSystemFont, sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--ff-body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{
  font-family:var(--ff-head);
  font-weight:600;
  line-height:1.08;
  margin:0 0 .5em;
  letter-spacing:.2px;
}
p{margin:0 0 1em;}
.container{max-width:var(--max);margin:0 auto;padding:0 20px;}
section{padding:64px 0;}
@media(min-width:800px){section{padding:96px 0;}}

.eyebrow-none{} /* deliberately no decorative eyebrows */

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--ff-head);
  font-weight:600;
  font-size:1rem;
  letter-spacing:.3px;
  padding:15px 26px;
  border-radius:var(--radius);
  border:2px solid transparent;
  cursor:pointer;
  transition:transform .15s ease, background-color .15s ease, color .15s ease, border-color .15s ease;
}
.btn:active{transform:translateY(1px);}
.btn-amber{background:var(--amber);color:var(--earth-black);border-color:var(--amber);}
.btn-amber:hover{background:var(--amber-deep);border-color:var(--amber-deep);}
.btn-outline{background:transparent;color:var(--paper);border-color:rgba(242,239,230,.55);}
.btn-outline:hover{border-color:var(--paper);}
.btn-outline-dark{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-outline-dark:hover{background:var(--ink);color:var(--paper);}
.btn-block{width:100%;}

/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:50;
  background:var(--earth-black);
  border-bottom:1px solid rgba(242,239,230,.08);
}
.site-header .container{
  display:flex;align-items:center;justify-content:space-between;
  height:74px;
}
.logo{
  font-family:var(--ff-head);
  color:var(--paper);
  font-size:1.15rem;
  font-weight:700;
  letter-spacing:.4px;
  line-height:1.1;
  display:flex;flex-direction:column;
}
.logo span{
  font-family:var(--ff-body);
  font-weight:500;
  font-size:.62rem;
  color:var(--amber);
  letter-spacing:1.5px;
  margin-top:2px;
}
nav.main-nav{display:none;}
nav.main-nav ul{list-style:none;display:flex;gap:30px;margin:0;padding:0;}
nav.main-nav a{
  color:var(--paper);
  font-size:.95rem;
  font-weight:500;
  padding:6px 2px;
  border-bottom:2px solid transparent;
}
nav.main-nav a:hover,nav.main-nav a.active{border-bottom-color:var(--amber);}
.header-call{display:none;}
@media(min-width:900px){
  nav.main-nav{display:block;}
  .header-call{
    display:inline-flex;align-items:center;gap:8px;
    color:var(--paper);font-weight:600;font-family:var(--ff-head);
    border:2px solid var(--amber);color:var(--amber);
    padding:10px 18px;border-radius:var(--radius);
  }
  .header-call:hover{background:var(--amber);color:var(--earth-black);}
}
.nav-toggle{
  display:flex;align-items:center;justify-content:center;
  width:42px;height:42px;background:transparent;border:1px solid rgba(242,239,230,.3);
  border-radius:3px;color:var(--paper);
}
@media(min-width:900px){.nav-toggle{display:none;}}
.nav-toggle svg{width:20px;height:20px;}

.mobile-nav{
  display:none;
  background:var(--earth-black-2);
  border-bottom:1px solid rgba(242,239,230,.08);
}
.mobile-nav.open{display:block;}
.mobile-nav ul{list-style:none;margin:0;padding:8px 20px 18px;}
.mobile-nav a{
  display:block;color:var(--paper);padding:12px 0;
  border-bottom:1px solid rgba(242,239,230,.08);
  font-family:var(--ff-head);font-size:1rem;letter-spacing:.3px;
}
.mobile-nav .mnav-call{
  margin-top:12px;
  color:var(--earth-black);background:var(--amber);
  text-align:center;padding:13px;border-radius:3px;font-weight:600;
}
@media(min-width:900px){.mobile-nav{display:none !important;}}

/* ============ Strata divider (motif coupe de sol) ============ */
.strata{
  height:14px;
  background:linear-gradient(90deg,
    var(--clay) 0 20%,
    var(--gravel) 20% 45%,
    var(--sand) 45% 68%,
    var(--clay) 68% 84%,
    var(--gravel) 84% 100%);
}
.strata.thin{height:8px;}

/* ============ Hero ============ */
.hero{
  position:relative;
  background:var(--earth-black);
  color:var(--paper);
  overflow:hidden;
}
.hero-media{
  position:absolute;inset:0;
  overflow:hidden;
  opacity:.42;
}
.hero-media img{
  width:100%;height:100%;object-fit:cover;object-position:center 30%;
}
.hero-scrim{
  position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(24,28,25,.55) 0%, rgba(24,28,25,.88) 78%, var(--earth-black) 100%);
}
.hero-inner{
  position:relative;z-index:2;
  padding:72px 0 56px;
  max-width:720px;
}
@media(min-width:800px){.hero-inner{padding:130px 0 92px;}}
.hero-kicker{
  color:var(--amber);font-family:var(--ff-head);font-weight:600;
  font-size:.95rem;letter-spacing:.4px;margin-bottom:14px;
}
.hero h1{
  font-size:clamp(2.1rem,7vw,3.6rem);
  color:var(--paper);
  text-transform:uppercase;
}
.hero p.lead{
  font-size:1.08rem;color:rgba(242,239,230,.85);max-width:520px;margin-bottom:30px;
}
.hero-ctas{display:flex;flex-wrap:wrap;gap:14px;}

/* ============ Trust strip ============ */
.trust-strip{
  background:var(--stone-mid);
  padding:26px 0;
}
.trust-strip .container{
  display:grid;grid-template-columns:1fr;gap:20px;
}
@media(min-width:700px){.trust-strip .container{grid-template-columns:repeat(3,1fr);}}
.trust-item{display:flex;flex-direction:column;gap:2px;}
@media(min-width:700px){.trust-item{flex-direction:row;align-items:baseline;gap:10px;}}
.trust-item strong{
  font-family:var(--ff-head);font-size:1.6rem;color:var(--earth-black);
}
.trust-item span{color:#4c5049;font-size:.92rem;}

/* ============ Section headings ============ */
.section-head{max-width:640px;margin-bottom:44px;}
.section-head h2{font-size:clamp(1.7rem,4.5vw,2.4rem);text-transform:uppercase;}
.section-head p{color:#4c5049;font-size:1.05rem;margin:0;}
.section-head.on-dark p{color:rgba(242,239,230,.75);}
.section-head.on-dark h2{color:var(--paper);}

/* ============ Services grid ============ */
.services-grid{
  display:grid;grid-template-columns:1fr;gap:2px;
  background:var(--stone-line);
  border:1px solid var(--stone-line);
}
@media(min-width:700px){.services-grid{grid-template-columns:1fr 1fr;}}
.service-card{
  background:var(--paper);
  padding:34px 30px;
}
.service-card .num{
  font-family:var(--ff-head);color:var(--amber-deep);font-size:.85rem;
  letter-spacing:1px;margin-bottom:10px;display:block;
}
.service-card h3{font-size:1.3rem;text-transform:uppercase;}
.service-card p{color:#4c5049;font-size:.98rem;margin-bottom:0;}

/* ============ Photo band / gallery ============ */
.photo-band{
  display:grid;grid-template-columns:repeat(2,1fr);gap:8px;
}
@media(min-width:700px){.photo-band{grid-template-columns:repeat(4,1fr);}}
.photo-band a, .photo-band .ph{display:block;overflow:hidden;position:relative;aspect-ratio:3/4;background:#111;}
.photo-band img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.photo-band a:hover img{transform:scale(1.05);}

.gallery-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:10px;
}
@media(min-width:700px){.gallery-grid{grid-template-columns:repeat(3,1fr);}}
.gallery-item{position:relative;overflow:hidden;border-radius:2px;aspect-ratio:4/5;background:#111;}
.gallery-item img{width:100%;height:100%;object-fit:cover;}
.gallery-cap{
  position:absolute;left:0;right:0;bottom:0;
  background:linear-gradient(0deg, rgba(24,28,25,.88), rgba(24,28,25,0));
  color:var(--paper);font-family:var(--ff-head);font-size:.85rem;
  padding:26px 12px 10px;letter-spacing:.3px;
}

/* ============ Zone d'intervention ============ */
.zone-section{background:var(--earth-black);color:var(--paper);}
.zone-wrap{display:grid;grid-template-columns:1fr;gap:40px;}
@media(min-width:800px){.zone-wrap{grid-template-columns:1.1fr .9fr;align-items:center;}}
.zone-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:10px 20px;}
.zone-list li{
  padding:10px 0;border-bottom:1px solid rgba(242,239,230,.14);
  font-size:.98rem;color:rgba(242,239,230,.9);
}
.zone-radius{
  border:1px solid rgba(217,166,28,.4);
  border-radius:4px;padding:28px;background:rgba(217,166,28,.06);
}
.zone-radius strong{font-family:var(--ff-head);color:var(--amber);font-size:1.1rem;display:block;margin-bottom:8px;text-transform:uppercase;}

/* ============ Callback form ============ */
.form-section{background:var(--stone-mid);}
.form-wrap{
  display:grid;grid-template-columns:1fr;gap:36px;
}
@media(min-width:850px){.form-wrap{grid-template-columns:.95fr 1.05fr;}}
.form-card{
  background:var(--paper);border:1px solid var(--stone-line);
  padding:30px;border-radius:4px;
}
.form-row{margin-bottom:18px;}
.form-row label{
  display:block;font-family:var(--ff-head);font-size:.85rem;
  letter-spacing:.3px;margin-bottom:6px;color:var(--earth-black);
}
.form-row input,.form-row select,.form-row textarea{
  width:100%;padding:13px 14px;border:1px solid var(--stone-line);
  border-radius:3px;font-family:var(--ff-body);font-size:1rem;background:#fff;color:var(--ink);
}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{
  outline:2px solid var(--amber);outline-offset:1px;border-color:var(--amber);
}
.form-note{font-size:.85rem;color:#6a6d64;margin-top:14px;}
.contact-block h3{text-transform:uppercase;font-size:1.2rem;margin-top:0;}
.contact-line{display:flex;gap:12px;margin-bottom:18px;align-items:flex-start;}
.contact-line svg{flex:none;width:22px;height:22px;color:var(--amber-deep);margin-top:3px;}
.contact-line strong{display:block;font-family:var(--ff-head);font-size:.95rem;}
.contact-line span{color:#4c5049;font-size:.95rem;}

/* ============ Footer ============ */
footer.site-footer{background:var(--earth-black);color:rgba(242,239,230,.75);padding:50px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;margin-bottom:36px;}
@media(min-width:700px){.footer-grid{grid-template-columns:1.3fr 1fr 1fr;}}
.footer-grid h4{color:var(--paper);text-transform:uppercase;font-size:1rem;}
.footer-grid ul{list-style:none;margin:0;padding:0;}
.footer-grid li{margin-bottom:9px;font-size:.93rem;}
.footer-grid a:hover{color:var(--amber);}
.footer-bottom{
  border-top:1px solid rgba(242,239,230,.12);padding-top:20px;
  font-size:.82rem;display:flex;flex-wrap:wrap;gap:10px 20px;justify-content:space-between;color:rgba(242,239,230,.55);
}

/* ============ Sticky mobile call bar ============ */
.mobile-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:60;
  display:flex;
  border-top:1px solid rgba(0,0,0,.15);
}
.mobile-bar a{
  flex:1;text-align:center;padding:15px 8px;
  font-family:var(--ff-head);font-weight:600;font-size:.95rem;letter-spacing:.3px;
}
.mobile-bar .mb-call{background:var(--earth-black);color:var(--paper);}
.mobile-bar .mb-rappel{background:var(--amber);color:var(--earth-black);}
@media(min-width:900px){.mobile-bar{display:none;}}
body{padding-bottom:60px;}
@media(min-width:900px){body{padding-bottom:0;}}

/* ============ Page hero (inner pages) ============ */
.page-hero{
  background:var(--earth-black);color:var(--paper);
  padding:56px 0 40px;
}
.page-hero h1{font-size:clamp(1.9rem,6vw,2.8rem);text-transform:uppercase;}
.page-hero p{color:rgba(242,239,230,.78);max-width:560px;margin:0;}
.breadcrumb{font-size:.85rem;color:var(--amber);margin-bottom:14px;}
.breadcrumb a{color:rgba(242,239,230,.6);}

/* ============ Service detail rows ============ */
.svc-row{display:grid;grid-template-columns:1fr;gap:28px;padding:40px 0;border-bottom:1px solid var(--stone-line);}
@media(min-width:800px){.svc-row{grid-template-columns:1fr 1fr;align-items:center;gap:50px;}}
.svc-row.reverse .svc-media{order:2;}
.svc-media{aspect-ratio:4/3;overflow:hidden;border-radius:3px;}
.svc-media img{width:100%;height:100%;object-fit:cover;}
.svc-text .tag{
  font-family:var(--ff-head);color:var(--amber-deep);font-size:.82rem;letter-spacing:.6px;margin-bottom:10px;display:block;
}
.svc-text h2{font-size:1.6rem;text-transform:uppercase;}
.svc-text ul{margin:14px 0 0;padding-left:18px;color:#4c5049;font-size:.95rem;}
.svc-text ul li{margin-bottom:6px;}

/* ============ Utility ============ */
.text-center{text-align:center;}
.mt-0{margin-top:0;}