/* Voilà — site de promo (statique, zéro dépendance). Thème sombre + accent orange. */
:root{
  --bg:#0e1015; --bg2:#151824; --surface:#1b1f2e; --line:#2a3042;
  --text:#f2f4f8; --soft:#a7b0c4; --faint:#6b7386;
  --brand:#3a4a6b; --accent:#ef9a1f; --accent2:#d97a12;
  --radius:16px; --max:1080px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"Segoe UI",Roboto,Inter,sans-serif;
  line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}

/* header */
.nav{position:sticky;top:0;z-index:10;background:rgba(14,16,21,.82);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:60px}
.brand{font-size:22px;font-weight:800;letter-spacing:-.02em}
.brand span{color:var(--accent)}
.nav-links{display:flex;gap:20px;align-items:center;font-size:14px;font-weight:600}
.nav-links a{color:var(--soft)}
.btn{display:inline-block;background:linear-gradient(180deg,var(--accent),var(--accent2));color:#241802;
  font-weight:800;padding:12px 22px;border-radius:100px;box-shadow:0 8px 22px rgba(239,154,31,.3);text-decoration:none!important}
.btn:active{transform:translateY(1px)}
.btn-sm{padding:9px 16px;font-size:14px}

/* hero */
.hero{text-align:center;padding:72px 0 40px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-40% 0 auto 0;height:520px;
  background:radial-gradient(60% 60% at 50% 0,rgba(239,154,31,.18),transparent 70%);pointer-events:none}
.hero h1{font-size:clamp(34px,7vw,60px);font-weight:800;letter-spacing:-.03em;line-height:1.05;position:relative}
.hero p.sub{font-size:clamp(16px,2.6vw,21px);color:var(--soft);max-width:640px;margin:18px auto 26px;position:relative}
.hero .cta-row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;position:relative}
.badge-soon{display:inline-block;font-size:13px;color:var(--soft);border:1px solid var(--line);border-radius:100px;padding:9px 16px}
.mock{margin:44px auto 0;max-width:340px;border-radius:26px;border:1px solid var(--line);overflow:hidden;
  box-shadow:0 30px 80px rgba(0,0,0,.5);position:relative}

/* sections */
section{padding:56px 0}
h2{font-size:clamp(26px,4vw,38px);font-weight:800;letter-spacing:-.02em;text-align:center;margin-bottom:8px}
.section-sub{text-align:center;color:var(--soft);max-width:620px;margin:0 auto 36px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.card .ico{font-size:30px;margin-bottom:10px}
.card h3{font-size:18px;font-weight:700;margin-bottom:6px}
.card p{color:var(--soft);font-size:15px}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:18px;counter-reset:s}
.step{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;position:relative}
.step::before{counter-increment:s;content:counter(s);position:absolute;top:-14px;left:20px;width:34px;height:34px;
  background:linear-gradient(180deg,var(--accent),var(--accent2));color:#241802;font-weight:800;
  border-radius:50%;display:grid;place-items:center}
.cta-final{text-align:center;background:linear-gradient(180deg,var(--bg2),var(--bg));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* galerie d'exemples avant/après */
.examples{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}
.ex{border-radius:14px;overflow:hidden;border:1px solid var(--line);position:relative;aspect-ratio:4/5;display:flex;box-shadow:0 10px 28px rgba(0,0,0,.35)}
.ex img{width:50%;height:100%;object-fit:cover;display:block}
.ex .divider{position:absolute;left:50%;top:0;bottom:0;width:3px;background:#fff;transform:translateX(-50%);box-shadow:0 0 8px rgba(0,0,0,.5)}
.ex .title{position:absolute;top:9px;left:9px;font-size:12px;font-weight:700;color:#fff;background:rgba(0,0,0,.45);padding:3px 10px;border-radius:100px;backdrop-filter:blur(4px)}
.ex .lab{position:absolute;bottom:9px;font-size:11px;font-weight:800;padding:3px 9px;border-radius:100px}
.ex .lab.b{left:9px;background:rgba(20,23,32,.8);color:#fff}
.ex .lab.a{right:9px;background:var(--accent);color:#241802}
.trailer-btn{margin-top:22px}
.trailer-embed{display:block;margin:30px auto 0;height:min(70vh,660px);aspect-ratio:9/16;border:1px solid var(--line);border-radius:22px;overflow:hidden;box-shadow:0 20px 60px rgba(0,0,0,.5);background:#05060a}

/* bloc mode interactif + démo live */
.interactive-block{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:center;margin-top:26px;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:26px}
.interactive-block h3{font-size:23px;font-weight:800;margin-bottom:10px}
.interactive-block p{color:var(--soft);font-size:15px;margin-bottom:10px}
.interactive-block p strong{color:var(--text)}
.hint-drag{color:var(--accent)!important;font-weight:700}
.soon{display:inline-block;font-size:11px;font-weight:800;color:#241802;background:var(--accent);border-radius:100px;padding:2px 9px;margin-left:8px;vertical-align:middle}
.presets-zone{text-align:center;background:linear-gradient(180deg,var(--surface),var(--bg2));border:1px solid var(--line);border-radius:20px;padding:40px 28px;margin-top:8px}
.presets-zone .ico{font-size:44px;margin-bottom:10px}
.presets-zone h2{margin:0 0 8px}
.presets-zone p{color:var(--soft);max-width:620px;margin:0 auto}
.interactive-demo-frame{width:100%;max-width:320px;aspect-ratio:4/5;border:1px solid var(--line);border-radius:16px;overflow:hidden;justify-self:center;box-shadow:0 16px 44px rgba(0,0,0,.45);background:#0e1015}
@media(max-width:680px){.interactive-block{grid-template-columns:1fr}}
.demos{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:18px;margin-top:22px}
.demo-item{text-align:center}
.demo-item iframe{width:100%;aspect-ratio:4/5;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#0e1015;box-shadow:0 12px 30px rgba(0,0,0,.4)}
.demo-item .cap{margin-top:9px;font-size:14px;font-weight:700;color:var(--soft)}

/* bouton partager le site */
.share-row{display:flex;gap:10px;align-items:center;justify-content:center;flex-wrap:wrap;margin-top:24px}
.share-b{background:var(--surface);border:1px solid var(--line);color:var(--text);border-radius:100px;padding:11px 20px;font-weight:700;font-size:14px;cursor:pointer;text-decoration:none;transition:.15s}
.share-b:hover{border-color:var(--accent);color:var(--accent);text-decoration:none}
.share-b.main{background:linear-gradient(180deg,var(--accent),var(--accent2));color:#241802;border-color:transparent}
.share-b.sm{font-size:13px;padding:10px 15px;color:var(--soft)}

/* footer */
footer{padding:40px 0;color:var(--soft);font-size:14px;border-top:1px solid var(--line)}
footer .wrap{display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center}
footer a{color:var(--soft)}
.foot-links{display:flex;gap:16px;flex-wrap:wrap}

/* pages légales (contenu long) */
.legal{max-width:760px;margin:0 auto;padding:40px 20px 70px}
.legal h1{font-size:32px;font-weight:800;margin-bottom:6px}
.legal .updated{color:var(--faint);font-size:14px;margin-bottom:28px}
.legal h2{text-align:left;font-size:21px;margin:30px 0 8px}
.legal p,.legal li{color:var(--soft);font-size:15.5px}
.legal ul{margin:8px 0 8px 22px}
.legal a{color:var(--accent)}
details{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin-bottom:10px}
details summary{cursor:pointer;font-weight:700;color:var(--text)}
details p{margin-top:10px}
.reveal{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}