:root{
  --bg:#070d1a; --bg2:#0a1428; --panel:#0f1830; --panel2:#0c1428; --border:#1c2b4d;
  --text:#eaf1fb; --muted:#93a7c9; --accent:#1677ff; --accent2:#3b93ff; --cyan:#12d0ff;
  --ok:#10b981; --warn:#f6a800; --crit:#ef4444; --arx:#ff8c00; --radius:16px; --maxw:1160px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:var(--cyan);text-decoration:none}
h1,h2,h3{line-height:1.12;margin:0}
img{max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.grad{background:linear-gradient(100deg,var(--cyan),var(--accent2) 55%,#7b6bff);-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{text-transform:uppercase;letter-spacing:3px;font-size:12px;font-weight:800;color:var(--accent2)}
.btn{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(100deg,var(--accent),#0d63e6);color:#fff;border:0;border-radius:12px;padding:13px 22px;font-weight:700;cursor:pointer;font-size:15px;transition:transform .15s,box-shadow .15s;box-shadow:0 8px 24px rgba(22,119,255,.28)}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(22,119,255,.42)}
.btn.ghost{background:transparent;border:1px solid var(--border);color:var(--text);box-shadow:none}
.btn.ghost:hover{border-color:var(--accent2);background:rgba(22,119,255,.08)}

/* Header */
header{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);background:rgba(7,13,26,.72);border-bottom:1px solid rgba(28,43,77,.6)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:16px}
.brand img{height:34px;display:block}
.nav-links{display:flex;gap:26px;align-items:center}
.nav-links a{color:var(--muted);font-weight:600;font-size:14px}
.nav-links a:hover,.nav-links a.active{color:var(--text)}
.nav-cta{display:flex;gap:10px;align-items:center}
.burger{display:none;background:none;border:0;color:var(--text);font-size:26px;cursor:pointer}

/* Sections */
section{position:relative;padding:64px 0}
.section-head{text-align:center;max-width:720px;margin:0 auto 42px}
.section-head h2{font-size:clamp(26px,3.4vw,38px);letter-spacing:-.8px;margin:10px 0 12px}
.section-head p{color:var(--muted);font-size:17px;margin:0}
.divider{border:0;border-top:1px solid var(--border);margin:0}
.center{text-align:center}

/* Hero + aurora */
.aurora{position:absolute;inset:0;overflow:hidden;z-index:-1;pointer-events:none}
.aurora span{position:absolute;border-radius:50%;filter:blur(90px);opacity:.5}
.a1{width:520px;height:520px;background:#1677ff;top:-160px;left:-120px}
.a2{width:460px;height:460px;background:#12d0ff;top:-80px;right:-140px;opacity:.35}
.a3{width:600px;height:600px;background:#5b4bff;bottom:-320px;left:30%;opacity:.28}
.hero{position:relative;padding:74px 0 40px;text-align:center}
.hero h1{font-size:clamp(32px,5.4vw,60px);letter-spacing:-1.5px;margin-bottom:18px}
.hero p.lead{font-size:clamp(16px,2vw,20px);color:var(--muted);max-width:720px;margin:0 auto 30px}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.trial{display:inline-flex;align-items:center;gap:8px;background:rgba(18,208,255,.1);border:1px solid rgba(18,208,255,.4);color:#bfeeff;border-radius:999px;padding:6px 14px;font-size:13px;font-weight:700;margin-bottom:22px}
.microtrust{margin-top:18px;color:var(--muted);font-size:13px}

/* Product mock */
.mock{max-width:960px;margin:52px auto 0;border-radius:20px;border:1px solid var(--border);background:linear-gradient(180deg,#0d1730,#0a1226);box-shadow:0 40px 90px rgba(0,0,0,.55);overflow:hidden}
.mock-bar{display:flex;align-items:center;gap:8px;padding:11px 14px;border-bottom:1px solid var(--border);background:#0b1428}
.mock-bar i{width:11px;height:11px;border-radius:50%;display:inline-block}
.mock-bar .u{margin-left:12px;font-size:12px;color:var(--muted)}
.mock-body{padding:18px}
.mstats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:14px}
.mstat{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:12px;text-align:center}
.mstat b{display:block;font-size:26px}.mstat span{font-size:11px;color:var(--muted)}
.mgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.mcard{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:12px;border-left:4px solid var(--ok);text-align:left}
.mcard.warn{border-left-color:var(--warn)}.mcard.crit{border-left-color:var(--crit)}
.mcard .t{display:flex;justify-content:space-between;align-items:center;font-weight:700;font-size:13px}
.mcard .pill{font-size:10px;border:1px solid currentColor;border-radius:999px;padding:1px 7px}
.mcard .r{display:flex;justify-content:space-between;font-size:11px;color:var(--muted);margin-top:8px}
.mbar{height:6px;border-radius:6px;background:#14213f;margin-top:4px;overflow:hidden}
.mbar i{display:block;height:100%;background:linear-gradient(90deg,var(--cyan),var(--accent))}
.chips{display:flex;gap:5px;margin-top:9px;flex-wrap:wrap}
.chip{font-size:9px;font-weight:800;border:2px solid var(--ok);border-radius:6px;padding:1px 5px}
.chip.a{border-color:var(--arx)}.chip.w{border-color:var(--warn)}

/* Cards / features / steps */
.band{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.band .n{font-size:clamp(28px,4vw,44px);font-weight:800}.band .l{color:var(--muted);font-size:14px}
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feat{background:linear-gradient(180deg,var(--panel),var(--panel2));border:1px solid var(--border);border-radius:var(--radius);padding:24px;transition:transform .18s,border-color .18s}
.feat:hover{transform:translateY(-4px);border-color:var(--accent2)}
.feat .ic{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;background:rgba(22,119,255,.14);border:1px solid rgba(22,119,255,.3);margin-bottom:14px;font-size:22px}
.feat h3{font-size:18px;margin-bottom:8px}.feat p{color:var(--muted);font-size:14px;margin:0}
.feat ul{color:var(--muted);font-size:13px;margin:10px 0 0;padding-left:18px}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;counter-reset:s}
.step{position:relative;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:26px 22px 22px}
.step::before{counter-increment:s;content:counter(s);position:absolute;top:-18px;left:22px;width:38px;height:38px;border-radius:11px;background:linear-gradient(100deg,var(--accent),#0d63e6);display:flex;align-items:center;justify-content:center;font-weight:800;box-shadow:0 8px 20px rgba(22,119,255,.4)}
.step h3{font-size:17px;margin:12px 0 8px}.step p{color:var(--muted);font-size:14px;margin:0}

/* Split */
.split{display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:center}
.checklist{list-style:none;padding:0;margin:0;display:grid;gap:14px}
.checklist li{display:flex;gap:12px;align-items:flex-start}
.checklist .ck{flex:0 0 auto;width:24px;height:24px;border-radius:50%;background:rgba(16,185,129,.15);border:1px solid rgba(16,185,129,.5);color:var(--ok);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800}
.checklist b{display:block}.checklist span{color:var(--muted);font-size:14px}
.visual{background:linear-gradient(180deg,var(--panel),var(--panel2));border:1px solid var(--border);border-radius:var(--radius);padding:26px}

/* Partners */
.partners{display:flex;gap:20px;justify-content:center;align-items:stretch;flex-wrap:wrap}
.partner{background:#fff;border-radius:14px;padding:20px 26px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:8px;min-width:220px;min-height:120px;transition:transform .18s}
.partner:hover{transform:translateY(-4px)}
.partner img{height:40px}.partner .name{color:#0b1220;font-weight:800;font-size:24px;line-height:1}
.partner .name small{display:block;color:#5a6b86;font-weight:600;font-size:12px;margin-top:4px}
.partner .role{color:#5a6b86;font-size:12px;font-weight:600}

/* Pricing */
.pricing{display:grid;grid-template-columns:1fr 1fr 1fr;gap:22px;max-width:1000px;margin:0 auto}
.plan{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:28px}
.plan.hi{border-color:var(--accent2);box-shadow:0 20px 60px rgba(22,119,255,.18);position:relative}
.plan.hi .tag{position:absolute;top:-13px;right:22px;background:linear-gradient(100deg,var(--cyan),var(--accent));color:#04121f;font-weight:800;font-size:11px;padding:4px 12px;border-radius:999px}
.plan h3{font-size:20px}.plan .price{font-size:34px;font-weight:800;margin:6px 0}
.plan .price small{font-size:14px;color:var(--muted);font-weight:600}
.plan ul{list-style:none;padding:0;margin:14px 0 20px;display:grid;gap:10px}
.plan li{color:var(--muted);font-size:14px;display:flex;gap:8px}.plan li::before{content:'✓';color:var(--ok);font-weight:800}

/* Doc / KB */
.doc{display:grid;grid-template-columns:220px 1fr;gap:28px;align-items:start}
.doc-nav{position:sticky;top:80px;display:grid;gap:4px}
.doc-nav a{color:var(--muted);font-size:14px;padding:6px 10px;border-radius:8px}
.doc-nav a:hover{background:var(--panel);color:var(--text)}
.doc article{border-bottom:1px solid var(--border);padding-bottom:26px;margin-bottom:26px}
.doc article:last-child{border-bottom:0}
.doc h2{font-size:24px;margin-bottom:10px}
.doc p,.doc li{color:var(--muted)}
.callout{border-left:3px solid var(--accent);background:rgba(22,119,255,.07);padding:10px 14px;border-radius:6px;margin:12px 0;font-size:14px}
table.kb{width:100%;border-collapse:collapse;margin:12px 0;font-size:14px}
table.kb th,table.kb td{border:1px solid var(--border);padding:8px 10px;text-align:left;vertical-align:top}
table.kb th{color:var(--text)}table.kb td{color:var(--muted)}
.chip-lg{display:inline-flex;align-items:center;gap:8px;background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:10px 16px;font-weight:700;margin:4px}
.chip-lg small{display:block;color:var(--muted);font-weight:600;font-size:11px}
/* « Captures » illustratives (rendu CSS) dans la doc */
.shot{border:1px solid var(--border);border-radius:12px;overflow:hidden;margin:14px 0;background:var(--panel2)}
.shot .bar{display:flex;align-items:center;gap:6px;padding:7px 12px;border-bottom:1px solid var(--border);background:#0b1428;font-size:12px;color:var(--muted)}
.shot .bar i{width:10px;height:10px;border-radius:50%;display:inline-block}
.shot .body{padding:14px}
.badge2{display:inline-block;font-size:11px;font-weight:700;border-radius:999px;padding:2px 9px}
.b-ok{background:rgba(16,185,129,.15);color:#4ade80;border:1px solid rgba(16,185,129,.4)}
.b-warn{background:rgba(246,168,0,.15);color:#f6a800;border:1px solid rgba(246,168,0,.4)}
.b-crit{background:rgba(239,68,68,.15);color:#f87171;border:1px solid rgba(239,68,68,.4)}
.formrow{display:grid;grid-template-columns:150px 1fr;gap:10px;align-items:center;margin-bottom:8px;font-size:13px}
.formrow .fld{background:#081123;border:1px solid var(--border);border-radius:8px;padding:7px 10px;color:var(--muted)}
.arow{display:flex;gap:10px;align-items:center;font-size:13px;border-top:1px solid var(--border);padding:8px 0}

/* Signup */
.signup{background:linear-gradient(180deg,var(--panel),var(--panel2));border:1px solid var(--border);border-radius:20px;padding:34px;max-width:820px;margin:0 auto}
form.demande{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:flex;flex-direction:column;gap:5px}.field.full{grid-column:1/-1}
label{font-size:13px;color:var(--muted);font-weight:600}
input,textarea{background:#081123;border:1px solid var(--border);border-radius:11px;color:var(--text);padding:12px 13px;font-size:14px;font-family:inherit;transition:border-color .15s}
input:focus,textarea:focus{outline:none;border-color:var(--accent2);box-shadow:0 0 0 3px rgba(22,119,255,.18)}
textarea{resize:vertical;min-height:84px}
.note{color:var(--muted);font-size:13px;margin:10px 0 0}.ok{color:var(--ok);font-weight:700}.err{color:var(--crit);font-weight:700}

/* FAQ */
.faq{max-width:820px;margin:0 auto;display:grid;gap:12px}
details{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:4px 18px}
summary{cursor:pointer;font-weight:700;padding:14px 0;list-style:none;display:flex;justify-content:space-between;align-items:center}
summary::-webkit-details-marker{display:none}
summary::after{content:'+';color:var(--accent2);font-size:22px}
details[open] summary::after{content:'–'}
details p{color:var(--muted);font-size:14px;margin:0 0 14px}

/* Footer */
footer{border-top:1px solid var(--border);padding:44px 0 28px;color:var(--muted);font-size:14px;margin-top:20px}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:28px}
.foot-grid h4{color:var(--text);font-size:14px;margin:0 0 12px}
.foot-grid a{display:block;color:var(--muted);margin-bottom:8px}
.foot-grid a:hover{color:var(--text)}
.foot-bottom{border-top:1px solid var(--border);margin-top:28px;padding-top:18px;font-size:12px;text-align:center}

.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s,transform .6s}
.reveal.in{opacity:1;transform:none}

@media(max-width:960px){
  .features,.steps,.band{grid-template-columns:1fr 1fr}
  .split,.pricing,.doc{grid-template-columns:1fr}
  .doc-nav{position:static;display:flex;flex-wrap:wrap}
  .mstats,.mgrid{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .nav-links{display:none}.burger{display:block}
  .nav-links.open{display:flex;position:absolute;top:64px;left:0;right:0;flex-direction:column;background:var(--bg);padding:18px 22px;border-bottom:1px solid var(--border)}
  form.demande{grid-template-columns:1fr}.features,.band,.foot-grid{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}.btn:hover,.feat:hover,.partner:hover{transform:none}}