:root{
  --dark: #2c2e31;
  --dark-2: #1b1c1e;
  --orange: #f2791c;
  --orange-dark: #d9660f;
  --stone-100: #f7f5f2;
  --stone-200: #ece9e3;
  --stone-300: #d9d5cd;
  --stone-400: #b3aea5;
  --stone-500: #6f6b64;
  --white: #ffffff;
  --radius: 10px;
  --shadow: 0 12px 30px rgba(28,28,30,0.08);
  --wrap: 1180px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--dark);
  background:var(--white);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; margin:0; padding:0; }
h1,h2,h3,h4{ margin:0 0 .5em; line-height:1.15; font-weight:800; letter-spacing:-0.01em; }
p{ margin:0 0 1em; }
.wrap{ max-width:var(--wrap); margin:0 auto; padding:0 24px; }

.eyebrow{
  display:inline-block;
  color:var(--orange);
  font-weight:700;
  font-size:13px;
  letter-spacing:.08em;
  text-transform:uppercase;
  margin:0 0 14px;
}

/* Buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:14px 26px;
  border-radius:999px;
  font-weight:700;
  font-size:15px;
  border:2px solid transparent;
  cursor:pointer;
  transition:transform .15s ease, background .2s ease, border-color .2s ease, color .2s ease;
}
.btn:hover{ transform:translateY(-2px); }
.btn-primary{ background:var(--orange); color:var(--white); }
.btn-primary:hover{ background:var(--orange-dark); }
.btn-ghost{ background:transparent; border-color:var(--stone-300); color:var(--dark); }
.btn-ghost:hover{ border-color:var(--dark); }
.btn-dark{ background:var(--dark); color:var(--white); }
.btn-dark:hover{ background:var(--dark-2); }

/* Header */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--stone-200);
}
.site-header .wrap{
  display:flex; align-items:center; justify-content:space-between;
  height:100px;
}
.brand img{ height:58px; width:auto; }
.nav-toggle{
  display:none; background:none; border:none; font-size:26px; cursor:pointer; color:var(--dark);
}
.main-nav ul{ display:flex; align-items:center; gap:6px; }
.main-nav a{
  display:inline-block;
  padding:10px 16px;
  font-weight:700;
  font-size:15px;
  color:var(--dark);
  border-radius:999px;
}
.main-nav a:hover, .main-nav a.active{ background:var(--stone-100); }
.main-nav a.nav-cta{
  background:var(--orange); color:var(--white); margin-left:6px;
}
.main-nav a.nav-cta:hover{ background:var(--orange-dark); }

/* Paver strip divider */
.paver-strip{ display:flex; gap:6px; padding:16px 24px; max-width:var(--wrap); margin:0 auto; }
.paver-strip span{ flex:1; height:10px; background:var(--stone-300); border-radius:2px; }
.paver-strip.on-dark{ background:var(--dark-2); }
.paver-strip.on-dark span{ background:#45484c; }
.paver-strip span.accent{ background:var(--orange); }
.paver-strip.on-light span.accent{ background:var(--orange); }

/* Hero */
.hero{
  position:relative;
  color:var(--white);
  padding:120px 0 90px;
  background-size:cover;
  background-position:center;
  isolation:isolate;
}
.hero::before{
  content:"";
  position:absolute; inset:0;
  background:linear-gradient(115deg, rgba(20,21,23,.94) 0%, rgba(20,21,23,.82) 38%, rgba(20,21,23,.35) 75%, rgba(20,21,23,.15) 100%);
  z-index:-1;
}
.hero .wrap{ display:block; }
.hero-copy{ max-width:640px; }
.hero h1{ font-size:clamp(32px,4.6vw,54px); color:var(--white); }
.hero h1 em{ color:var(--orange); font-style:normal; }
.hero .lead{ color:var(--stone-300); font-size:17px; max-width:52ch; }
.hero-ctas{ display:flex; gap:14px; flex-wrap:wrap; margin-top:26px; }
.hero .btn-ghost{ border-color:rgba(255,255,255,.4); color:var(--white); }
.hero .btn-ghost:hover{ border-color:var(--white); }

/* Sections */
.section-light{ background:var(--white); padding:80px 0 60px; }
.section-dark{ background:var(--stone-100); padding:80px 0; }
.section-head{ max-width:64ch; margin-bottom:44px; }
.section-head p:last-child{ color:var(--stone-500); font-size:16px; }

/* Services grid */
.services-grid{
  max-width:var(--wrap); margin:0 auto; padding:0 24px 20px;
  display:grid; grid-template-columns:repeat(4,1fr); gap:22px;
}
.service-card{
  background:var(--white);
  border:1px solid var(--stone-200);
  border-radius:var(--radius);
  padding:26px 22px 28px;
  box-shadow:var(--shadow);
  position:relative;
}
.icon-badge{
  width:52px; height:52px; border-radius:50%;
  background:rgba(242,121,28,.12);
  display:flex; align-items:center; justify-content:center;
  margin-bottom:18px;
}
.icon-badge svg{ width:24px; height:24px; stroke:var(--orange); }
.service-card h3{ font-size:19px; margin-bottom:8px; }
.service-card p{ color:var(--stone-500); font-size:14.5px; margin-bottom:0; }

/* Features (why us) */
.features{ display:grid; grid-template-columns:repeat(4,1fr); gap:28px; margin-top:10px; }
@media (max-width:1100px) and (min-width:901px){
  .features{ grid-template-columns:repeat(2,1fr); }
}
.feature h3{ font-size:19px; margin-bottom:8px; }
.feature p{ color:var(--stone-500); font-size:14.5px; margin-bottom:0; }

.badge-icon{
  width:84px; height:84px;
  background:var(--white);
  border-radius:12px;
  position:relative;
  overflow:hidden;
  display:flex; align-items:center; justify-content:center;
  margin-bottom:20px;
  box-shadow:var(--shadow);
}
.badge-icon::before, .badge-icon::after{
  content:""; position:absolute; width:36px; height:36px;
}
.badge-icon::before{
  top:0; left:0; background:var(--orange);
  clip-path:polygon(0 0, 100% 0, 0 100%);
}
.badge-icon::after{
  bottom:0; right:0; background:var(--dark);
  clip-path:polygon(100% 100%, 100% 0, 0 100%);
}
.badge-icon svg{
  width:32px; height:32px; stroke:var(--dark);
  position:relative; z-index:1;
}

/* Floating call button */
.floating-call{
  position:fixed; right:22px; bottom:22px; z-index:60;
  width:58px; height:58px; border-radius:50%;
  background:var(--orange); color:var(--white);
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 10px 24px rgba(242,121,28,.45);
  transition:transform .15s ease, background .2s ease;
}
.floating-call:hover{ background:var(--orange-dark); transform:translateY(-2px); }
.floating-call svg{ width:26px; height:26px; }

/* CTA banner */
.cta-banner{ background:var(--orange); padding:50px 0; }
.cta-banner .wrap{ display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:20px; }
.cta-banner h2{ color:var(--white); font-size:clamp(22px,3vw,30px); margin:0; }

/* Footer */
.site-footer{ background:var(--dark-2); color:var(--stone-300); padding:56px 0 24px; }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr; gap:36px; padding-bottom:36px; }
.footer-brand img{ height:36px; margin-bottom:14px; filter:brightness(0) invert(1); }
.footer-col h5{ color:var(--white); font-size:14px; text-transform:uppercase; letter-spacing:.06em; margin-bottom:14px; }
.footer-col ul li{ margin-bottom:10px; font-size:14.5px; }
.footer-col a:hover{ color:var(--orange); }
.footer-bottom{
  border-top:1px solid #35373a; padding-top:20px;
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:8px;
  font-size:13px; color:var(--stone-400);
}

/* Réalisations gallery */
.gallery-note{
  background:var(--stone-100); border:1px solid var(--stone-200); border-radius:var(--radius);
  padding:16px 20px; font-size:14.5px; color:var(--stone-500); margin-bottom:32px;
}
.gallery-filters{ display:flex; gap:10px; flex-wrap:wrap; margin-bottom:30px; }
.gallery-filters button{
  padding:9px 18px; border-radius:999px; border:1px solid var(--stone-300);
  background:var(--white); font-weight:700; font-size:13.5px; cursor:pointer; color:var(--dark);
}
.gallery-filters button.active{ background:var(--dark); border-color:var(--dark); color:var(--white); }
.gallery-grid{
  max-width:var(--wrap); margin:0 auto; padding:0 24px;
  display:grid; grid-template-columns:repeat(3,1fr); gap:20px;
}
.gallery-item{
  border-radius:var(--radius); overflow:hidden; position:relative; aspect-ratio:4/3;
  background:var(--stone-200); box-shadow:var(--shadow);
}
.gallery-item img{ width:100%; height:100%; object-fit:cover; }
.gallery-item .tag{
  position:absolute; left:12px; bottom:12px;
  background:rgba(28,28,30,.75); color:var(--white); font-size:12.5px; font-weight:700;
  padding:5px 12px; border-radius:999px;
}
.gallery-slot{
  border-radius:var(--radius); border:2px dashed var(--stone-300);
  aspect-ratio:4/3; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:10px;
  color:var(--stone-400);
}
.gallery-slot svg{ width:34px; height:34px; opacity:.6; }
.slot-cat{ font-weight:800; font-size:14px; color:var(--stone-500); }
.slot-label{ font-size:12.5px; }

/* Contact page */
.contact-grid{
  max-width:var(--wrap); margin:0 auto; padding:0 24px;
  display:grid; grid-template-columns:1fr 1fr; gap:50px; align-items:start;
}
.contact-info-card{
  background:var(--dark-2); color:var(--white); border-radius:var(--radius); padding:34px;
}
.contact-info-card h3{ font-size:20px; margin-bottom:18px; }
.contact-line{ display:flex; gap:14px; align-items:flex-start; margin-bottom:20px; }
.contact-line svg{ width:20px; height:20px; flex:none; margin-top:2px; color:var(--orange); stroke:var(--orange); }
.contact-line a:hover{ color:var(--orange); }
.contact-line span, .contact-line a{ font-size:15px; color:var(--stone-200); }
.contact-hours{ margin-top:26px; padding-top:22px; border-top:1px solid #3a3c40; }
.contact-hours h4{ font-size:14px; text-transform:uppercase; letter-spacing:.05em; color:var(--stone-400); margin-bottom:10px; }
.contact-hours p{ font-size:14.5px; color:var(--stone-300); margin-bottom:4px; }

.contact-form{ background:var(--white); }
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.field{ margin-bottom:18px; }
.field label{ display:block; font-size:13.5px; font-weight:700; margin-bottom:7px; }
.field input, .field select, .field textarea{
  width:100%; padding:13px 14px; border-radius:8px; border:1px solid var(--stone-300);
  font-size:15px; font-family:inherit; color:var(--dark); background:var(--white);
}
.field input:focus, .field select:focus, .field textarea:focus{
  outline:none; border-color:var(--orange); box-shadow:0 0 0 3px rgba(242,121,28,.15);
}
.field textarea{ resize:vertical; min-height:120px; }
.form-note{ font-size:13px; color:var(--stone-500); margin-top:10px; }

/* Mobile */
@media (max-width: 900px){
  .hero .wrap{ grid-template-columns:1fr; }
  .hero-art{ display:none; }
  .services-grid{ grid-template-columns:1fr 1fr; }
  .features{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr; gap:26px; }
  .gallery-grid{ grid-template-columns:1fr 1fr; }
  .contact-grid{ grid-template-columns:1fr; gap:34px; }
  .form-row{ grid-template-columns:1fr; }

  .nav-toggle{ display:block; }
  .main-nav{
    position:absolute; top:100px; left:0; right:0;
    background:var(--white); border-bottom:1px solid var(--stone-200);
    display:none; box-shadow:var(--shadow);
  }
  .main-nav.open{ display:block; }
  .main-nav ul{ flex-direction:column; padding:14px 24px 20px; gap:2px; }
  .main-nav a{ display:block; padding:12px 10px; }
  .main-nav a.nav-cta{ margin-left:0; text-align:center; margin-top:8px; }
}
@media (max-width: 560px){
  .services-grid{ grid-template-columns:1fr; }
  .gallery-grid{ grid-template-columns:1fr; }
  .cta-banner .wrap{ flex-direction:column; align-items:flex-start; }
}