:root{
  --bg:#0c0c0c;
  --fg:#e8e6e1;
  --dim:#8c877e;
  --gold:#b99a5b;
  --line:#242322;
  --font:'DM Sans',-apple-system,BlinkMacSystemFont,'Helvetica Neue',sans-serif;
  --max:1120px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--fg);
  font-family:var(--font);font-weight:300;font-size:17px;line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit}
img{display:block;max-width:100%;height:auto}
.wrap{max-width:var(--max);margin:0 auto;padding:0 32px}

/* ---------- navigation ---------- */
header{
  position:sticky;top:0;z-index:50;
  background:rgba(12,12,12,.88);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:baseline;justify-content:space-between;gap:32px;padding:20px 32px;max-width:var(--max);margin:0 auto}
.mark{font-size:1.05rem;font-weight:400;letter-spacing:.14em;text-decoration:none;white-space:nowrap}
.nav ul{display:flex;gap:28px;list-style:none;font-size:.86rem;letter-spacing:.05em}
.nav a{text-decoration:none;color:var(--dim);transition:color .2s}
.nav a:hover,.nav a:focus-visible{color:var(--fg)}

/* ---------- hero ---------- */
.hero{padding:140px 0 110px;border-bottom:1px solid var(--line)}
.hero h1{
  font-weight:200;font-size:clamp(2.6rem,7vw,5.2rem);
  line-height:1.02;letter-spacing:-.02em;margin-bottom:28px;
}
.hero .role{color:var(--gold);font-size:clamp(1rem,2.4vw,1.35rem);font-weight:300;letter-spacing:.06em;margin-bottom:40px}
.hero p{max-width:56ch;color:var(--dim);font-size:1.1rem}
.actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:52px}
.btn{
  display:inline-block;padding:14px 30px;text-decoration:none;font-size:.9rem;
  letter-spacing:.06em;border:1px solid var(--gold);color:var(--gold);
  transition:background .25s,color .25s;
}
.btn:hover{background:var(--gold);color:var(--bg)}
.btn.plain{border-color:var(--line);color:var(--dim)}
.btn.plain:hover{background:transparent;border-color:var(--fg);color:var(--fg)}

/* ---------- sections ---------- */
section{padding:104px 0;border-bottom:1px solid var(--line)}
.title{
  font-weight:300;font-size:.82rem;letter-spacing:.22em;color:var(--gold);
  margin-bottom:44px;
}
h2{font-weight:200;font-size:clamp(1.7rem,3.6vw,2.5rem);line-height:1.2;margin-bottom:28px;letter-spacing:-.01em}
.lead{max-width:62ch}
.lead p+p{margin-top:18px}
.lead .quiet{color:var(--dim)}

/* ---------- services ---------- */
.cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:56px}
.cols h3{font-weight:300;font-size:1.3rem;margin-bottom:22px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.cols ul{list-style:none;color:var(--dim)}
.cols li{padding:9px 0 9px 22px;position:relative;font-size:.98rem}
.cols li::before{content:"";position:absolute;left:0;top:1.05em;width:9px;height:1px;background:var(--gold)}

/* ---------- galerie ---------- */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}
.grid figure{background:#141312;border:1px solid var(--line);overflow:hidden}
.grid img{width:100%;aspect-ratio:4/5;object-fit:cover;transition:opacity .3s}
.grid figure:hover img{opacity:.82}
.grid figcaption{padding:14px 16px;font-size:.82rem;color:var(--dim);letter-spacing:.04em}

/* ---------- contact ---------- */
.contact-list{list-style:none;margin-top:36px}
.contact-list li{padding:16px 0;border-bottom:1px solid var(--line);display:flex;flex-wrap:wrap;gap:8px 28px}
.contact-list .label{color:var(--dim);font-size:.84rem;letter-spacing:.1em;min-width:120px}
.contact-list a{text-decoration:none;border-bottom:1px solid var(--gold);padding-bottom:2px}
.contact-list a:hover{color:var(--gold)}

/* ---------- footer ---------- */
footer{padding:44px 0;font-size:.82rem;color:var(--dim)}
footer .wrap{display:flex;flex-wrap:wrap;gap:12px 26px;justify-content:space-between}
footer a{color:var(--dim);text-decoration:none;border-bottom:1px solid transparent}
footer a:hover{color:var(--fg);border-color:var(--line)}

/* ---------- pages légales ---------- */
.legal{padding:88px 0 120px;max-width:74ch}
.legal h1{font-weight:200;font-size:clamp(1.9rem,4vw,2.7rem);margin-bottom:12px}
.legal .date{color:var(--dim);font-size:.85rem;margin-bottom:48px}
.legal p{margin-bottom:14px;color:#cfcbc4}
.legal p.h{color:var(--gold);font-weight:400;margin-top:38px;margin-bottom:10px}
.back{display:inline-block;margin-top:56px;font-size:.88rem;color:var(--dim);text-decoration:none;border-bottom:1px solid var(--line)}
.back:hover{color:var(--fg)}

@media(max-width:640px){
  .nav{padding:16px 22px;flex-wrap:wrap;gap:14px}
  .nav ul{gap:18px;font-size:.8rem}
  .wrap{padding:0 22px}
  .hero{padding:88px 0 72px}
  section{padding:72px 0}
}

/* ---------- bascule de langue ---------- */
.nav a.lang{
  border:1px solid var(--line);padding:5px 12px;font-size:.78rem;
  letter-spacing:.1em;color:var(--dim);white-space:nowrap;
}
.nav a.lang span{color:var(--fg)}
.nav a.lang:hover{border-color:var(--gold);color:var(--gold)}
.nav a.lang:hover span{color:var(--gold)}

/* ---------- projet pleine largeur ---------- */
.grid figure a,.feature a{display:block}
.feature{margin-top:44px;border:1px solid var(--line);background:#141312}
.feature img{width:100%;height:auto;transition:opacity .3s}
.feature a:hover img{opacity:.85}
.feature figcaption{padding:16px 20px;font-size:.84rem;color:var(--dim);letter-spacing:.05em}
.lead a{color:var(--fg);text-decoration:none;border-bottom:1px solid var(--gold)}
.lead a:hover{color:var(--gold)}