:root{
  --bg:#08090A; --panel:#0D0F11; --fg:#F1EFEA; --soft:#B9B7B1; --dim:#8B8F95; --faint:#6E6C68;
  --line:rgba(241,239,234,.13); --line2:rgba(241,239,234,.26);
  --accent:#D8542F;                      /* accent — une seule ligne à changer */
  --pad:clamp(22px,3vw,44px);
  --sans:"Instrument Sans",system-ui,-apple-system,sans-serif;
  --serif:"Instrument Serif",Georgia,serif;
  --mono:"IBM Plex Mono",ui-monospace,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--sans);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3,p{margin:0}
em{font-family:var(--serif);font-style:italic}
::selection{background:var(--accent);color:#fff}
.wrap{max-width:1500px;margin:0 auto}
.label{font-family:var(--mono);font-size:11px;letter-spacing:.2em;color:var(--dim);text-transform:uppercase}
.grain{position:fixed;inset:0;z-index:99;pointer-events:none;opacity:.05;mix-blend-mode:overlay;
 background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3'/></filter><rect width='160' height='160' filter='url(%23n)'/></svg>")}

/* ── header ── */
.hdr{position:fixed;top:0;left:0;right:0;z-index:100;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
 gap:14px 28px;padding:18px var(--pad);border-bottom:1px solid transparent;transition:background .5s,border-color .5s,backdrop-filter .5s}
.hdr.stuck{border-color:var(--line);background:rgba(8,9,10,.72);backdrop-filter:blur(20px)}
.brand{display:flex;flex:none;align-items:center;gap:14px}
.mark{display:block;height:34px;width:auto;flex:none;object-fit:contain}
.hdr .mark{height:clamp(64px,6.4vw,92px)}
/* Si votre logo est sombre et disparaît sur le fond noir, décommentez :
.mark{filter:brightness(0) invert(1)} */
.brand-txt{display:flex;flex-direction:column;gap:5px;font-family:var(--mono);font-size:11px;letter-spacing:.18em;line-height:1;color:var(--fg)}
.brand-txt span{white-space:nowrap}
.brand-txt span+span{color:var(--soft)}
.nav{display:flex;flex-wrap:wrap;align-items:center;gap:12px clamp(18px,2.4vw,34px);font-size:16px}
.nav a{position:relative;color:#DEDBD5;white-space:nowrap;transition:color .3s}
.nav a:not(.pill)::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:1px;background:var(--accent);
 transform:scaleX(0);transform-origin:left;transition:transform .4s cubic-bezier(.16,1,.3,1)}
.nav a:not(.pill):hover{color:var(--accent)}
.nav a:not(.pill):hover::after{transform:scaleX(1)}
.pill{display:inline-flex;align-items:center;gap:9px;padding:12px 22px;border:1px solid rgba(241,239,234,.4);border-radius:999px;font-size:15px;
 color:var(--fg);white-space:nowrap;transition:background .35s,border-color .35s,color .35s}
.pill:hover{background:var(--accent);border-color:var(--accent);color:#fff}
.nav-toggle,.nav-lbl{display:none}

/* ── hero ── */
.hero{position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden;padding:180px var(--pad) 0}
.hero>video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:saturate(.52) contrast(1.05) brightness(.6);animation:slowzoom 30s ease-in-out infinite alternate}
.sa,.sb{position:absolute;inset:0}
.sa{background:radial-gradient(120% 90% at 18% 100%,rgba(8,9,10,.95) 0%,rgba(8,9,10,.55) 45%,rgba(8,9,10,.2) 100%)}
.sb{background:linear-gradient(to bottom,rgba(8,9,10,.72) 0%,transparent 30%,transparent 54%,rgba(8,9,10,.92) 100%)}
.hero-body{position:relative;max-width:1100px;padding-bottom:56px}
.eyebrow{display:flex;align-items:center;gap:11px;font-family:var(--mono);font-size:11px;letter-spacing:.2em;margin-bottom:30px}
.dot{width:6px;height:6px;border-radius:50%;background:var(--accent);animation:pulse 2.6s ease-in-out infinite}
h1{font-size:clamp(42px,7.2vw,112px);line-height:.94;letter-spacing:-.035em;font-weight:400;text-wrap:balance}
h1 em{color:var(--accent);letter-spacing:-.02em}
.lead{margin-top:32px;max-width:46ch;font-size:clamp(16px,1.35vw,20px);line-height:1.55;color:#D6D3CC;text-wrap:pretty}
.ctas{display:flex;flex-wrap:wrap;gap:14px;margin-top:40px}
.btn{display:inline-flex;align-items:center;gap:12px;padding:16px 26px;border-radius:999px;font-size:15px;white-space:nowrap;
 transition:background .35s,color .35s,gap .35s,border-color .35s}
.btn-solid{background:var(--fg);color:#08090A}
.btn-solid:hover{background:var(--accent);color:#fff;gap:20px}
.btn-line{border:1px solid var(--line2)}
.btn-line:hover{border-color:var(--fg)}
.scroll-hint{position:relative;display:flex;align-items:center;gap:14px;padding:20px 0;border-top:1px solid var(--line);
 font-family:var(--mono);font-size:10px;letter-spacing:.2em;color:var(--dim)}
.scroll-hint i{display:block;width:34px;height:1px;background:var(--line2);overflow:hidden;position:relative}
.scroll-hint i::after{content:"";position:absolute;inset:0;background:var(--accent);transform:translateX(-100%);animation:slide 2.8s ease-in-out infinite}

/* ── sections ── */
section.blk{padding:clamp(90px,10vw,150px) var(--pad);border-bottom:1px solid var(--line)}
section.tinted{background:var(--panel)}
h2{font-size:clamp(32px,4.4vw,68px);line-height:1;letter-spacing:-.032em;font-weight:400;text-wrap:balance}
h2 em{color:var(--accent)}
.intro{display:grid;grid-template-columns:repeat(auto-fit,minmax(330px,1fr));gap:44px 70px;align-items:end}
.intro p{max-width:44ch;font-size:clamp(16px,1.2vw,18px);line-height:1.65;color:var(--soft);text-wrap:pretty}

/* ── solutions ── */
.dip{display:grid;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));align-items:start;border-bottom:1px solid var(--line)}
.dip-txt{padding:clamp(74px,7vw,124px) clamp(22px,3vw,64px);display:flex;flex-direction:column;justify-content:center;min-height:min(88vh,760px)}
.dip-num{display:flex;align-items:baseline;gap:16px;margin-bottom:30px}
.dip-num b{font-family:var(--serif);font-size:44px;line-height:1;font-weight:400;color:var(--accent)}
.dip-h{font-size:clamp(30px,3.8vw,58px);line-height:1.03;letter-spacing:-.03em;font-weight:400}
.dip-p{margin-top:28px;max-width:46ch;font-size:17px;line-height:1.65;color:var(--soft);text-wrap:pretty}
.points{margin-top:48px;border-bottom:1px solid var(--line)}
.points div{position:relative;padding:19px 0 19px 26px;border-top:1px solid var(--line);font-size:16px;transition:padding-left .45s cubic-bezier(.16,1,.3,1)}
.points div::before{content:"";position:absolute;left:0;top:28px;width:9px;height:1px;background:var(--accent);transition:width .45s cubic-bezier(.16,1,.3,1)}
.points div:hover{padding-left:36px}
.points div:hover::before{width:19px}
.media{position:sticky;top:0;height:100svh;overflow:hidden;border-left:1px solid var(--line)}
.mgrid{position:sticky;top:0;height:100svh;display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1.15fr 1fr;gap:1px;background:var(--line);border-left:1px solid var(--line)}
.tile.tall{grid-row:1;grid-column:1 / span 2}
.mgrid .tile>video{object-position:100% 50%}
.tile{position:relative;overflow:hidden;background:#0E1114}
.tile>img,.tile>video{width:100%;height:100%;object-fit:cover;filter:saturate(.66) contrast(1.04) brightness(.82);transition:transform 1.4s cubic-bezier(.16,1,.3,1),filter .6s}
.tile:hover>img,.tile:hover>video{transform:scale(1.05);filter:saturate(.78) contrast(1.05) brightness(.92)}
.tile::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(8,9,10,.78),transparent 58%);pointer-events:none}
.tile span{position:absolute;left:16px;right:16px;bottom:14px;z-index:2;font-family:var(--mono);font-size:9px;letter-spacing:.18em;color:rgba(241,239,234,.82);line-height:1.5}
.tile .cap{position:absolute;left:clamp(18px,2vw,30px);right:clamp(18px,2vw,30px);bottom:clamp(20px,2.2vw,32px);z-index:2}
.band{position:relative;overflow:hidden;aspect-ratio:4/3;min-height:300px;border:1px solid var(--line)}
.band>video{width:100%;height:100%;object-fit:cover;filter:saturate(.66) contrast(1.04) brightness(.84);transition:transform 1.6s cubic-bezier(.16,1,.3,1)}
.band:hover>video{transform:scale(1.04)}
.duo{display:grid;grid-template-columns:repeat(auto-fit,minmax(330px,1fr));gap:clamp(20px,2.4vw,34px);align-items:stretch}
.duo>.band{aspect-ratio:auto;height:100%;min-height:340px}
.aps{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.ap{background:var(--panel);padding:22px 18px 20px;text-align:center;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:background .5s}
.ap:hover{background:#131619}
.ap img{height:clamp(72px,7vw,104px);width:auto;margin:0 auto 16px;object-fit:contain;transition:transform .6s cubic-bezier(.16,1,.3,1)}
.ap:hover img{transform:translateY(-4px) scale(1.04)}
.ap b{display:block;font-size:15px;font-weight:400;letter-spacing:-.01em}
.ap i{display:block;margin-top:7px;font-family:var(--mono);font-size:9px;font-style:normal;letter-spacing:.14em;color:var(--dim);line-height:1.6}
.band::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(8,9,10,.8),transparent 58%);pointer-events:none}
.media>img,.media>video{width:100%;height:100%;object-fit:cover;filter:saturate(.68) contrast(1.04) brightness(.85)}
.media::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(8,9,10,.82),transparent 52%)}
.cap{position:absolute;left:clamp(20px,2.4vw,36px);right:clamp(20px,2.4vw,36px);bottom:clamp(24px,2.6vw,38px);z-index:2}
.cap span{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.2em;color:rgba(241,239,234,.72);margin-bottom:12px}
.cap p{font-size:clamp(19px,1.9vw,29px);line-height:1.15;letter-spacing:-.02em}

/* ── avantages ── */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:0;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.card{position:relative;background:var(--panel);padding:46px 40px 56px;overflow:hidden;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:background .5s}
.card::before{content:"";position:absolute;left:0;top:0;height:1px;width:100%;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .6s cubic-bezier(.16,1,.3,1);z-index:1}
.card:hover{background:#131619}
.card:hover::before{transform:scaleX(1)}
.card b{display:block;font-family:var(--serif);font-size:62px;font-weight:400;line-height:1;color:var(--accent);margin-bottom:36px}
.ico{display:block;width:42px;height:42px;margin-bottom:40px;color:var(--accent)}
.ico svg{width:100%;height:100%;display:block;stroke:currentColor;stroke-width:1.25;fill:none;stroke-linecap:round;stroke-linejoin:round;transition:transform .6s cubic-bezier(.16,1,.3,1)}
.card:hover .ico svg{transform:translateY(-3px)}
.card h3{font-size:24px;font-weight:400;letter-spacing:-.02em;margin-bottom:16px}
.card p{font-size:16px;line-height:1.6;color:#A8A6A1;max-width:34ch;text-wrap:pretty}

/* ── méthode ── */
.rail{border-bottom:1px solid var(--line)}
.rail>div{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px 40px;align-items:baseline;
 padding:34px 0;border-top:1px solid var(--line);transition:background .45s,padding-left .45s cubic-bezier(.16,1,.3,1)}
.rail>div:hover{background:rgba(241,239,234,.03);padding-left:12px}
.rail i{font-family:var(--mono);font-size:12px;font-style:normal;letter-spacing:.18em;color:var(--accent)}
.rail strong{font-size:clamp(21px,2.4vw,32px);font-weight:400;letter-spacing:-.025em;line-height:1.1}
.rail p{font-size:15px;line-height:1.6;color:#96948F;text-wrap:pretty}

/* ── contact ── */
.contact{position:relative;padding:clamp(100px,10vw,164px) var(--pad) clamp(88px,9vw,144px);overflow:hidden}
.halo{position:absolute;left:50%;top:-32%;width:min(1100px,110vw);aspect-ratio:1;transform:translateX(-50%);pointer-events:none;
 background:radial-gradient(circle,color-mix(in oklch,var(--accent) 22%,transparent) 0%,transparent 62%)}
.contact h2{max-width:20ch;font-size:clamp(38px,6vw,92px);line-height:.98;letter-spacing:-.035em}
.contact h2 em{color:var(--accent)}
.links{margin-top:66px;max-width:900px;border-bottom:1px solid var(--line)}
.links a{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:28px 0;border-top:1px solid var(--line);
 font-size:clamp(19px,2.4vw,32px);letter-spacing:-.02em;transition:padding-left .45s cubic-bezier(.16,1,.3,1),color .3s}
.links a:first-child{border-top-color:var(--line2)}
.links a:hover{padding-left:14px;color:var(--accent)}
.links em{font-family:var(--mono);font-style:normal;font-size:20px}

footer{padding:56px var(--pad) 42px;border-top:1px solid var(--line);background:var(--panel)}
.foot-top{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:34px 50px;align-items:start}
.foot-top p{font-size:16px;line-height:1.65;color:#A9A6A1;max-width:46ch}
.legal{margin-top:40px;padding-top:20px;border-top:1px solid var(--line);font-family:var(--mono);font-size:12px;letter-spacing:.1em;color:#8B8884;line-height:1.85}

/* ── reveal ── */
.rv{opacity:0;transform:translateY(26px);transition:opacity 1s cubic-bezier(.16,1,.3,1),transform 1s cubic-bezier(.16,1,.3,1)}
.rv.in{opacity:1;transform:none}
.rv.d1{transition-delay:.09s}.rv.d2{transition-delay:.18s}.rv.d3{transition-delay:.27s}

@keyframes rise{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:none}}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.3;transform:scale(.7)}}
@keyframes slowzoom{from{transform:scale(1.04)}to{transform:scale(1.13)}}
@keyframes slide{0%{transform:translateX(-100%)}55%,100%{transform:translateX(100%)}}

@media (max-width:900px){
  .nav-lbl{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 4px;margin-left:auto;font-family:var(--mono);font-size:13px;letter-spacing:.18em;color:var(--fg);cursor:pointer}
  .nav{display:none;width:calc(100% + var(--pad) * 2);margin:0 calc(var(--pad) * -1) -18px;flex-direction:column;align-items:flex-end;gap:0;padding:6px var(--pad) 14px;
   background:rgba(8,9,10,.97);backdrop-filter:blur(22px);border-top:1px solid var(--line);text-align:right}
  .hdr:has(.nav-toggle:checked){background:rgba(8,9,10,.97);backdrop-filter:blur(22px);border-color:var(--line)}
  .nav-toggle:checked~.nav{display:flex}
  .nav a{font-size:19px;color:var(--fg);display:flex;align-items:center;justify-content:flex-end;width:100%;min-height:48px}
  .nav a:not(.pill)::after{display:none}
  .nav .pill{justify-content:center;margin-top:10px;width:100%}
  .media{position:relative;top:auto;height:62vh;border-left:0}
  .mgrid{position:relative;top:auto;height:auto;aspect-ratio:auto;border-left:0;grid-template-columns:1fr 1fr;grid-template-rows:auto}
  .tile{aspect-ratio:4/3}
  .tile.tall{grid-row:1;grid-column:1 / span 2;aspect-ratio:16/9}
  .dip-txt{min-height:0}
  .dip{grid-template-columns:1fr}
  .m-first{order:-1}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important}
  .rv{opacity:1;transform:none;transition:none}
}