@import url('https://fonts.googleapis.com/css2?family=Big+Shoulders+Display:wght@600;700;800;900&family=IBM+Plex+Sans:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  --ink:#0b0a09;
  --panel:#141210;
  --text:#f3eee6;
  --text-dim:#8f877c;
  --accent:#e2261e;
  --line:rgba(243,238,230,0.14);
  color-scheme: dark;
}
*{box-sizing:border-box;margin:0;padding:0;}
html,body{height:100%;}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important;}
}
body{
  background:var(--ink);color:var(--text);
  font-family:'IBM Plex Sans',sans-serif;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
#root{min-height:100%;}
.mono{font-family:'IBM Plex Mono',monospace;}
.display{font-family:'Big Shoulders Display',sans-serif;}
a{color:inherit;}

/* Header / nav */
.site-header{
  position:fixed; top:0; left:0; right:0; z-index:40;
  display:flex; align-items:center; justify-content:space-between;
  padding:20px 32px;
  background:linear-gradient(to bottom, rgba(11,10,9,0.85), rgba(11,10,9,0));
  backdrop-filter:blur(2px);
}
.site-header.is-solid{
  background:rgba(11,10,9,0.92);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(8px);
}
.brand{display:flex; align-items:center; gap:12px; text-decoration:none;}
.brand img{width:40px; height:40px; display:block;}
.brand span{font-family:'Big Shoulders Display',sans-serif; font-weight:800; font-size:20px; letter-spacing:0.04em;}
.nav-links{display:flex; align-items:center; gap:32px; list-style:none;}
.nav-links a{
  font-family:'IBM Plex Mono',monospace; font-size:13px; letter-spacing:0.06em;
  text-transform:uppercase; text-decoration:none; color:var(--text-dim);
  padding-bottom:4px; border-bottom:1px solid transparent;
  transition:color 0.2s ease, border-color 0.2s ease;
}
.nav-links a:hover, .nav-links a.is-active{color:var(--text); border-color:var(--accent);}
.nav-toggle{display:none; background:none; border:none; color:var(--text); cursor:pointer; padding:4px;}
.nav-toggle svg{width:26px; height:26px; display:block;}

@media (max-width:760px){
  .nav-links{
    position:fixed; top:0; right:0; height:100%; width:min(78vw,320px);
    background:var(--panel); border-left:1px solid var(--line);
    flex-direction:column; align-items:flex-start; justify-content:center;
    gap:28px; padding:32px; transform:translateX(100%);
    transition:transform 0.3s ease; z-index:39;
  }
  .nav-links.is-open{transform:translateX(0);}
  .nav-links a{font-size:15px;}
  .nav-toggle{display:block;}
}

/* Footer */
.site-footer{
  border-top:1px solid var(--line);
  padding:40px 32px;
  display:flex; flex-wrap:wrap; gap:16px;
  align-items:center; justify-content:space-between;
}
.site-footer .mono{color:var(--text-dim); font-size:12px; letter-spacing:0.04em;}

/* Page shell (non-hero pages) */
.page-shell{padding:150px 32px 80px; max-width:1100px; margin:0 auto;}
.page-eyebrow{font-size:13px; letter-spacing:0.14em; color:var(--accent); margin-bottom:12px;}
.page-title{font-family:'Big Shoulders Display',sans-serif; font-weight:800; font-size:clamp(36px,6vw,64px); line-height:1.02; margin-bottom:24px;}
.page-lede{color:var(--text-dim); max-width:640px; font-size:17px; line-height:1.6; margin-bottom:48px;}

/* Hero (home) */
.hero{position:relative; height:100svh; min-height:560px; overflow:hidden; display:flex; align-items:flex-end;}
.hero-photo{position:absolute; inset:-10% -10% -10% -10%; z-index:0; will-change:transform;}
.hero-photo img{width:100%; height:100%; object-fit:cover; display:block;}
.hero-scrim{
  position:absolute; inset:0; z-index:1;
  background:
    linear-gradient(to bottom, rgba(11,10,9,0.35) 0%, rgba(11,10,9,0.45) 40%, rgba(11,10,9,0.92) 100%),
    linear-gradient(to right, rgba(11,10,9,0.55) 0%, rgba(11,10,9,0.05) 55%);
}
.hero-content{position:relative; z-index:2; padding:0 32px 96px; max-width:820px; transition:opacity 0.2s linear;}
.hero-logo{width:64px; height:64px; margin-bottom:28px; opacity:0; transform:translateY(14px); transition:opacity 0.7s ease, transform 0.7s ease;}
.hero-eyebrow{color:var(--text-dim); font-size:13px; letter-spacing:0.16em; margin-bottom:14px; opacity:0; transform:translateY(14px); transition:opacity 0.7s ease 0.1s, transform 0.7s ease 0.1s;}
.hero-title{font-weight:900; font-size:clamp(44px,8vw,96px); line-height:0.98; letter-spacing:-0.01em; opacity:0; transform:translateY(14px); transition:opacity 0.8s ease 0.18s, transform 0.8s ease 0.18s;}
.hero-content.is-in .hero-logo,
.hero-content.is-in .hero-eyebrow,
.hero-content.is-in .hero-title{opacity:1; transform:translateY(0);}
.scroll-cue{position:absolute; z-index:2; left:32px; bottom:28px; display:flex; align-items:center; gap:10px; color:var(--text-dim); font-size:12px; letter-spacing:0.08em;}
.scroll-cue .line{width:1px; height:34px; background:linear-gradient(to bottom, var(--text-dim), transparent); animation:scrollcue 2s ease-in-out infinite;}
@keyframes scrollcue{0%{transform:scaleY(0.4); transform-origin:top;} 50%{transform:scaleY(1); transform-origin:top;} 100%{transform:scaleY(0.4); transform-origin:bottom;}}

/* Services teaser (home) */
.services{padding:96px 32px; max-width:1100px; margin:0 auto;}
.services-grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:1px; background:var(--line); border:1px solid var(--line); margin-top:40px;}
.service-card{background:var(--ink); padding:32px 28px;}
.service-card .num{font-family:'IBM Plex Mono',monospace; color:var(--accent); font-size:13px; margin-bottom:16px; display:block;}
.service-card h3{font-family:'Big Shoulders Display',sans-serif; font-weight:800; font-size:22px; margin-bottom:10px;}
.service-card p{color:var(--text-dim); font-size:14px; line-height:1.6;}
.zone-line{margin-top:56px; padding-top:32px; border-top:1px solid var(--line); color:var(--text-dim); font-size:14px;}
.zone-line strong{color:var(--text); font-weight:600;}

/* Gallery (réalisations) */
.gallery-grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:24px;}
.gallery-card{border:1px solid var(--line); background:var(--panel); overflow:hidden;}
.gallery-card .thumb{aspect-ratio:4/3; overflow:hidden;}
.gallery-card .thumb img{width:100%; height:100%; object-fit:cover; display:block; filter:grayscale(0.1);}
.gallery-card .caption{padding:20px;}
.gallery-card .caption .tag{font-family:'IBM Plex Mono',monospace; font-size:11px; color:var(--accent); letter-spacing:0.08em; display:block; margin-bottom:8px;}
.gallery-card .caption h3{font-family:'Big Shoulders Display',sans-serif; font-weight:700; font-size:19px; margin-bottom:6px;}
.gallery-card .caption p{color:var(--text-dim); font-size:13px; line-height:1.55;}
.gallery-note{margin-top:48px; padding:24px; border:1px dashed var(--line); color:var(--text-dim); font-size:14px; line-height:1.6;}

/* Contact */
.contact-grid{display:grid; grid-template-columns:1.1fr 0.9fr; gap:64px;}
@media (max-width:820px){.contact-grid{grid-template-columns:1fr;}}
.copy-field{display:block; width:100%; text-align:left; background:none; border:none; border-bottom:1px solid var(--line); padding:22px 0; cursor:pointer; color:inherit;}
.copy-field .label{font-family:'IBM Plex Mono',monospace; font-size:12px; color:var(--text-dim); letter-spacing:0.08em; margin-bottom:8px; display:flex; justify-content:space-between;}
.copy-field .value{font-family:'Big Shoulders Display',sans-serif; font-weight:700; font-size:26px;}
.copy-field .hint{opacity:0; transition:opacity 0.2s ease; color:var(--accent);}
.copy-field:hover .hint{opacity:1;}
.contact-zone{margin-top:32px; padding-top:22px; border-top:1px solid var(--line); color:var(--text-dim); font-size:14px; line-height:1.7;}
.contact-panel{border:1px solid var(--line); background:var(--panel); padding:32px;}
.contact-panel h3{font-family:'Big Shoulders Display',sans-serif; font-weight:800; font-size:22px; margin-bottom:16px;}
.contact-panel p{color:var(--text-dim); font-size:14px; line-height:1.7; margin-bottom:10px;}
.contact-panel .partner-logo{margin-top:20px; max-width:160px; opacity:0.9;}