:root{
  --bg:#08090c;
  --bg2:#0e1015;
  --ink:#f3efe8;
  --muted:#9d9fa8;
  --line:rgba(255,255,255,.11);
  --accent:#ff7a1a;
  --radius:22px;
  --maxw:1180px;
  --font:"Inter Tight","Manrope",system-ui,-apple-system,"Segoe UI","Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);
  font-size:1.0625rem;line-height:1.55;-webkit-font-smoothing:antialiased;
  background-image:radial-gradient(900px 520px at 78% -8%,rgba(255,122,26,.14),transparent 70%);
  background-repeat:no-repeat;
}
a{color:inherit}
img,video{display:block;max-width:100%}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:var(--bg);padding:10px 14px;border-radius:8px;z-index:100}
.skip:focus{left:12px}

/* En-tête */
.top{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);background:rgba(8,9,12,.72);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{font-weight:800;letter-spacing:-.03em;font-size:1.25rem;text-decoration:none}
.brand b{color:var(--accent);font-weight:800}
.btn{text-align:center;
  display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 24px;
  border-radius:999px;font:inherit;font-weight:700;font-size:1rem;text-decoration:none;cursor:pointer;border:1px solid transparent;
  transition:transform .25s ease,background .25s ease,border-color .25s ease;
}
.btn-main{background:var(--accent);color:#120a02}
.btn-main:hover{transform:translateY(-2px);background:#ff8c38}
.btn-ghost{border-color:var(--line);color:var(--ink);background:transparent}
.btn-ghost:hover{border-color:rgba(255,255,255,.35)}
.btn-sm{min-height:40px;padding:0 18px;font-size:.95rem}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

/* Héros */
.hero{padding:56px 0 72px}
.hero .wrap{display:grid;gap:44px;align-items:center}
.eyebrow{color:var(--accent);font-weight:700;letter-spacing:.14em;text-transform:uppercase;font-size:.78rem;margin:0 0 18px}
h1{font-size:clamp(2.6rem,9.4vw,5.6rem);line-height:.96;letter-spacing:-.04em;font-weight:800;margin:0 0 24px}
h1 em{font-style:normal;color:var(--accent)}
.lead{font-size:clamp(1.08rem,2.6vw,1.3rem);color:#cfcbc3;max-width:34em;margin:0 0 32px}
.cta-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.hero-note{margin:18px 0 0;color:var(--muted);font-size:.9rem}
.phone{
  position:relative;width:min(100%,330px);margin:0 auto;aspect-ratio:9/16;border-radius:34px;overflow:hidden;
  border:1px solid rgba(255,255,255,.16);background:#000;
  box-shadow:0 0 0 8px rgba(255,255,255,.03),0 40px 100px -30px rgba(255,122,26,.35),0 30px 60px -20px rgba(0,0,0,.8);
}
.phone video{width:100%;height:100%;object-fit:cover}

/* Sections */
section{padding:84px 0;border-top:1px solid var(--line)}
.sec-head{max-width:40em;margin:0 0 44px}
h2{font-size:clamp(2rem,6vw,3.5rem);line-height:1;letter-spacing:-.035em;font-weight:800;margin:0 0 16px}
.sub{color:var(--muted);font-size:1.1rem;margin:0}

/* Galerie */
.gallery{
  display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 20px 22px;margin:0 -20px;
  -webkit-overflow-scrolling:touch;scrollbar-width:thin;
}
.card{flex:0 0 min(76vw,300px);scroll-snap-align:center}
.vid{
  position:relative;aspect-ratio:9/16;border-radius:var(--radius);overflow:hidden;background:#000;
  border:1px solid var(--line);
}
.vid video{width:100%;height:100%;object-fit:cover}
.snd{
  position:absolute;right:12px;bottom:12px;width:48px;height:48px;border-radius:50%;border:1px solid rgba(255,255,255,.25);
  background:rgba(8,9,12,.62);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);color:var(--ink);cursor:pointer;
  display:grid;place-items:center;transition:background .2s,transform .2s;
}
.snd:hover{background:rgba(8,9,12,.85);transform:scale(1.06)}
.snd svg{width:22px;height:22px}
.snd .on{display:none}
.snd[aria-pressed="true"]{background:var(--accent);color:#120a02;border-color:transparent}
.snd[aria-pressed="true"] .on{display:block}
.snd[aria-pressed="true"] .off{display:none}
.cap{padding:14px 4px 0}
.cap strong{display:block;font-size:1.1rem;letter-spacing:-.01em}
.cap span{display:block;color:var(--muted);font-size:.95rem}
.cap small{display:block;margin-top:6px;color:#7d7f88;font-size:.8rem}
.hint{color:var(--muted);font-size:.9rem;margin:6px 0 0}

/* Points */
.grid3{display:grid;gap:18px}
.pt{background:var(--bg2);border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px}
.pt .n{color:var(--accent);font-weight:800;font-size:.95rem;letter-spacing:.1em}
.pt h3{font-size:1.35rem;letter-spacing:-.02em;margin:14px 0 10px;line-height:1.15}
.pt p{margin:0;color:#bdbab3}
.list{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.list li{display:flex;gap:14px;align-items:flex-start;padding:18px 20px;border:1px solid var(--line);border-radius:16px;background:var(--bg2)}
.list li::before{content:"";flex:0 0 10px;height:10px;margin-top:9px;border-radius:50%;background:var(--accent)}

/* FAQ */
details{border-bottom:1px solid var(--line);padding:6px 0}
summary{cursor:pointer;list-style:none;font-weight:700;font-size:1.15rem;padding:18px 40px 18px 0;position:relative;letter-spacing:-.01em}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:4px;top:50%;transform:translateY(-50%);font-size:1.6rem;color:var(--accent);transition:transform .25s}
details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
details p{margin:0 0 20px;color:#bdbab3;max-width:42em}

/* Final */
.final{text-align:left}
.final h2{max-width:14em}
footer{border-top:1px solid var(--line);padding:36px 0 56px;color:var(--muted);font-size:.92rem}
footer .wrap{display:grid;gap:10px}
footer a{color:var(--ink)}

/* Apparition douce */
html.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .8s ease,transform .8s ease}
html.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  html.js .reveal{opacity:1;transform:none;transition:none}
  .btn,.snd{transition:none}
}

/* Pages texte */
.doc{padding:64px 0 90px;max-width:46em}
.doc h1{font-size:clamp(2rem,6vw,3.2rem);margin-bottom:28px}
.doc h2{font-size:1.4rem;letter-spacing:-.02em;margin:34px 0 10px}
.doc p,.doc li{color:#cfcbc3}

@media (min-width:760px){
  .wrap{padding:0 32px}
  .hero{padding:84px 0 104px}
  .hero .wrap{grid-template-columns:1.15fr .85fr;gap:60px}
  .phone{width:min(100%,360px);margin:0 0 0 auto}
  .grid3{grid-template-columns:repeat(3,1fr)}
  .list{grid-template-columns:1fr 1fr}
  .gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;overflow:visible;padding:0;margin:0}
  .card{flex:none}
  .hint{display:none}
  section{padding:112px 0}
}