:root{
  --encre:#14242D;
  --encre-2:#1C3240;
  --cuivre:#C7613C;
  --cuivre-clair:#E0805B;
  --eau:#2891DA;
  --creme:#F6F3EE;
  --acier:#5B6B75;
  --blanc:#FFFFFF;
  --radius:14px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,sans-serif;
  color:var(--encre);
  background:var(--creme);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,.display{font-family:'Archivo',sans-serif}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{max-width:1180px;margin:0 auto;padding:0 24px}

/* ---------- Motif tuyau cuivre ---------- */
.pipe{
  display:flex;align-items:center;gap:0;
  height:10px;margin:0 auto;max-width:1180px;padding:0 24px;
}
.pipe::before,.pipe::after{
  content:"";flex:1;height:4px;
  background:linear-gradient(180deg,var(--cuivre-clair),var(--cuivre) 55%,#8F3F22);
  border-radius:2px;
}
.pipe span{
  width:22px;height:10px;flex:none;
  background:linear-gradient(180deg,#E8A583,var(--cuivre) 60%,#7A351C);
  border-radius:3px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.35);
  margin:0 3px;
}


/* ---------- Placeholders images ---------- */
.ph{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
  width:100%;height:100%;
  background:
    repeating-linear-gradient(45deg,rgba(20,36,45,.04) 0 12px,transparent 12px 24px),
    linear-gradient(160deg,#E6E1D8,#D8D2C6);
  border:1.5px dashed rgba(20,36,45,.22);
  color:var(--acier);
  font-size:.8rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;
  text-align:center;padding:16px;
}
.ph svg{width:34px;height:34px;stroke:var(--acier);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;opacity:.7}
.realisations .ph{
  background:
    repeating-linear-gradient(45deg,rgba(255,255,255,.04) 0 12px,transparent 12px 24px),
    linear-gradient(160deg,#1C3240,#16272F);
  border-color:rgba(255,255,255,.2);
  color:rgba(255,255,255,.55);
}
.realisations .ph svg{stroke:rgba(255,255,255,.55)}

/* ---------- Header ---------- */
header{
  position:sticky;top:0;z-index:100;
  border-bottom:1px solid rgba(20,36,45,.08);
}
header::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:rgba(246,243,238,.92);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.nav{
  display:flex;align-items:center;justify-content:space-between;
  height:72px;
}
.logo{
  font-family:'Archivo',sans-serif;font-weight:900;
  font-size:1.25rem;letter-spacing:-.01em;
  display:flex;align-items:center;gap:10px;
}
.logo .goutte{
  width:30px;height:30px;flex:none;
  background:radial-gradient(circle at 32% 28%,var(--eau),#14639C);
  border-radius:50% 50% 50% 6px;
  transform:rotate(45deg);
  box-shadow:inset -3px -3px 6px rgba(0,0,0,.25);
}
.nav-links{display:flex;gap:28px;align-items:center;font-size:.92rem;font-weight:500}
.nav-links a{color:var(--acier);transition:color .2s}
.nav-links a:hover{color:var(--cuivre)}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 22px;border-radius:999px;
  font-weight:600;font-size:.95rem;
  transition:transform .15s,box-shadow .15s,background .2s;
  cursor:pointer;border:none;
}
.btn:focus-visible{outline:3px solid var(--eau);outline-offset:2px}
.btn-cuivre{
  background:linear-gradient(135deg,var(--cuivre-clair),var(--cuivre));
  color:#fff;
  box-shadow:0 4px 14px rgba(199,97,60,.35);
}
.btn-cuivre:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(199,97,60,.45)}
.btn-ghost{
  background:transparent;color:var(--encre);
  border:1.5px solid rgba(20,36,45,.25);
}
.btn-ghost:hover{border-color:var(--cuivre);color:var(--cuivre)}
.burger{display:none;background:none;border:none;cursor:pointer;padding:8px}
.burger svg{width:26px;height:26px;stroke:var(--encre)}

/* ---------- Hero ---------- */
.hero{padding:90px 0 70px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.8rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;
  color:var(--cuivre);margin-bottom:18px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--cuivre)}
.hero h1{
  font-size:clamp(2.4rem,5vw,3.7rem);
  font-weight:900;font-stretch:95%;
  line-height:1.05;letter-spacing:-.02em;
  margin-bottom:22px;
}
.hero h1 em{font-style:normal;color:var(--eau)}
.hero p{font-size:1.08rem;color:var(--acier);max-width:32rem;margin-bottom:32px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.hero-visu{position:relative}
.hero-visu .ph{
  border-radius:var(--radius);
  aspect-ratio:4/5;width:100%;
  box-shadow:0 24px 60px rgba(20,36,45,.25);
}
.badge-247{
  position:absolute;bottom:-22px;left:-22px;
  background:var(--encre);color:#fff;
  border-radius:var(--radius);
  padding:18px 22px;
  box-shadow:0 14px 34px rgba(20,36,45,.35);
  display:flex;align-items:center;gap:14px;
}
.badge-247 .h{font-family:'Archivo';font-weight:900;font-size:1.6rem;line-height:1;color:var(--cuivre-clair)}
.badge-247 .s{font-size:.78rem;color:rgba(255,255,255,.75);line-height:1.35}

/* ---------- Bandeau urgence ---------- */
.urgence{
  background:linear-gradient(120deg,var(--encre),var(--encre-2));
  color:#fff;padding:34px 0;margin-top:60px;
}
.urgence-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;flex-wrap:wrap;
}
.urgence .t{font-family:'Archivo';font-weight:800;font-size:1.25rem}
.urgence .t span{color:var(--cuivre-clair)}
.tel-xl{
  font-family:'Archivo';font-weight:900;
  font-size:clamp(1.5rem,3.4vw,2.2rem);
  letter-spacing:.02em;color:#fff;
  display:inline-flex;align-items:center;gap:12px;
  transition:color .2s;
}
.tel-xl:hover{color:var(--cuivre-clair)}
.tel-xl svg{width:28px;height:28px;fill:var(--cuivre-clair)}

/* ---------- Sections ---------- */
section{padding:84px 0}
.section-head{max-width:620px;margin-bottom:48px}
.section-head h2{
  font-size:clamp(1.8rem,3.4vw,2.5rem);
  font-weight:900;letter-spacing:-.02em;line-height:1.1;
  margin:10px 0 14px;
}
.section-head p{color:var(--acier)}

/* Services */
.services-grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));
  gap:18px;
}
.service{
  background:var(--blanc);
  border:1px solid rgba(20,36,45,.07);
  border-radius:var(--radius);
  padding:26px 24px;
  display:flex;flex-direction:column;gap:12px;
  transition:transform .18s,box-shadow .18s,border-color .18s;
}
.service:hover{
  transform:translateY(-4px);
  box-shadow:0 14px 30px rgba(20,36,45,.1);
  border-color:rgba(199,97,60,.4);
}
.service .ico{
  width:44px;height:44px;border-radius:12px;
  background:rgba(40,145,218,.12);
  display:grid;place-items:center;
}
.service .ico svg{width:22px;height:22px;stroke:var(--eau);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.service h3{font-size:1.02rem;font-weight:700;letter-spacing:-.01em}
.service p{font-size:.88rem;color:var(--acier);flex:1}
.service a{
  font-size:.85rem;font-weight:600;color:var(--cuivre);
  display:inline-flex;align-items:center;gap:6px;
}
.service a::after{content:"→";transition:transform .15s}
.service a:hover::after{transform:translateX(3px)}

/* Réalisations */
.realisations{background:var(--encre);color:#fff}
.realisations .section-head p{color:rgba(255,255,255,.65)}
.gallery{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:14px;
}
.gallery figure{
  border-radius:12px;overflow:hidden;position:relative;
  aspect-ratio:4/5;
}
.gallery .ph{transition:transform .35s ease}
.gallery figure:hover .ph{transform:scale(1.03)}

/* À propos */
.apropos-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.apropos-visu .ph{border-radius:var(--radius);aspect-ratio:1;box-shadow:0 20px 48px rgba(20,36,45,.18)}
.points{display:flex;flex-direction:column;gap:18px;margin-top:26px}
.point{display:flex;gap:14px;align-items:flex-start}
.point .dot{
  width:34px;height:34px;flex:none;border-radius:10px;
  background:rgba(199,97,60,.14);
  display:grid;place-items:center;
  font-family:'Archivo';font-weight:800;color:var(--cuivre);font-size:.85rem;
}
.point b{display:block;font-weight:600;font-size:.98rem}
.point span{font-size:.88rem;color:var(--acier)}

/* Avis */
.avis-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.avis{
  background:var(--blanc);border-radius:var(--radius);
  border:1px solid rgba(20,36,45,.07);
  padding:26px;display:flex;flex-direction:column;gap:14px;
}
.stars{color:var(--cuivre);letter-spacing:3px;font-size:.95rem}
.avis p{font-size:.92rem;color:var(--encre-2)}
.avis .who{font-size:.82rem;font-weight:600;color:var(--acier);margin-top:auto}

/* Contact / footer */
.contact{background:linear-gradient(120deg,var(--encre),var(--encre-2));color:#fff}
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.contact h2{font-size:clamp(1.9rem,3.5vw,2.6rem);font-weight:900;letter-spacing:-.02em;line-height:1.1;margin-bottom:16px}
.contact p{color:rgba(255,255,255,.7);margin-bottom:30px;max-width:30rem}
.contact-card{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius);padding:32px;
  display:flex;flex-direction:column;gap:20px;
}
.contact-line{display:flex;align-items:center;gap:14px}
.contact-line .ic{
  width:42px;height:42px;flex:none;border-radius:12px;
  background:rgba(199,97,60,.22);
  display:grid;place-items:center;
}
.contact-line .ic svg{width:20px;height:20px;stroke:var(--cuivre-clair);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.contact-line b{display:block;font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;color:rgba(255,255,255,.55);font-weight:600}
.contact-line a,.contact-line span{font-size:1.02rem;font-weight:600;color:#fff}
.contact-line a:hover{color:var(--cuivre-clair)}
footer{background:var(--encre);color:rgba(255,255,255,.55);padding:26px 0;border-top:1px solid rgba(255,255,255,.08)}
.footer-inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;font-size:.82rem}
.footer-inner nav{display:flex;gap:18px;flex-wrap:wrap}
.footer-inner nav a:hover{color:#fff}

/* FAB tel mobile */
.fab-tel{
  position:fixed;bottom:20px;right:20px;z-index:200;
  width:58px;height:58px;border-radius:50%;
  background:linear-gradient(135deg,var(--cuivre-clair),var(--cuivre));
  display:none;place-items:center;
  box-shadow:0 10px 26px rgba(199,97,60,.5);
}
.fab-tel svg{width:26px;height:26px;fill:#fff}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .hero-grid,.apropos-grid,.contact-grid{grid-template-columns:1fr;gap:40px}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .avis-grid{grid-template-columns:1fr}
  .nav-links{
    position:fixed;inset:72px 0 0 0;
    background:var(--creme);
    flex-direction:column;justify-content:flex-start;
    padding:40px 24px;gap:24px;font-size:1.1rem;
    transform:translateX(100%);transition:transform .25s ease;
  }
  .nav-links.open{transform:translateX(0)}
  .burger{display:block}
  .badge-247{left:12px;bottom:-16px;padding:14px 18px}
  section{padding:60px 0}
  .fab-tel{display:grid}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}

/* Classes utilitaires (remplacent les styles inline de la version standalone) */
.section-title{font-size:clamp(1.8rem,3.4vw,2.5rem);font-weight:900;letter-spacing:-.02em;line-height:1.1;margin:10px 0 14px}
.section-text{color:var(--acier)}
.eyebrow-clair{color:var(--cuivre-clair)}