:root{
  --blue:#003366; /* Bleu profond */
  --green:#2ECC71; /* Vert accent */
  --gray:#E0E0E0; /* Gris clair */
  --ink:#111111;   /* Noir profond */
  --bg:#f7f9fb;    /* Fond pâle */
  --card: #ffffff; /* Cartes */
  --muted: #6b7280; /* Texte secondaire */
  --ring: rgba(46,204,113,.35);
  --shadow: 0 10px 25px rgba(0,0,0,.06);
}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg)}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
/* Skip link */
.skip{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip:focus{position:fixed;left:16px;top:16px;width:auto;height:auto;padding:10px 14px;background:#fff;border:2px solid var(--blue);border-radius:10px;z-index:10000}

/* Header */
header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.8);backdrop-filter:saturate(150%) blur(8px);border-bottom:1px solid rgba(0,0,0,.05)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 0}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.brand .logo{width:28px;height:28px;display:grid;place-items:center;border-radius:8px;background:var(--blue)}
.brand .logo svg{width:18px;height:18px}
.brand span{font-family:Poppins,Inter,sans-serif;font-weight:700;letter-spacing:.2px}
nav a{color:var(--ink);text-decoration:none;margin:0 10px;font-size:14px}
nav a:hover{opacity:.8}
.cta{appearance:none;border:none;background:var(--green);color:#fff;padding:10px 16px;border-radius:12px;font-weight:600;cursor:pointer;box-shadow:0 6px 18px rgba(46,204,113,.35)}
.cta:hover{transform:translateY(-1px)}
.cta:focus{outline:3px solid var(--ring)}
.lang{font-size:13px;color:var(--muted)}
.lang .soon{opacity:.7}

/* Hero */
.hero{padding:64px 0 24px}
.hero .wrap{display:grid;gap:28px;grid-template-columns:1.1fr 0.9fr;align-items:center}
.overline{color:var(--blue);font-weight:700;letter-spacing:.1em;font-size:12px;text-transform:uppercase}
h1{font-family:Poppins,Inter,sans-serif;font-size:40px;line-height:1.1;margin:10px 0 12px}
.sub{color:#1f2937;font-size:17px;line-height:1.5}

/* Cred bar */
.cred{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.chip{font-size:12px;color:#0f172a;background:#fff;border:1px solid #e5e7eb;padding:6px 10px;border-radius:999px}

/* Card */
.card{background:var(--card);border-radius:18px;box-shadow:var(--shadow);border:1px solid rgba(0,0,0,.05)}

/* Form */
.form{padding:20px}
.form h2{font-size:18px;margin:0 0 12px}
.field{display:flex;flex-direction:column;gap:6px;margin:10px 0}
label{font-size:13px;color:#111827}
input,select,textarea{appearance:none;border:1px solid #d1d5db;background:#fff;border-radius:12px;padding:12px 14px;font-size:15px}
input:focus,select:focus,textarea:focus{outline:3px solid var(--ring);border-color:transparent}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:#374151;margin-top:6px}
.consent input{margin-top:3px}
.hint{font-size:12px;color:var(--muted)}
.actions{display:flex;gap:10px;align-items:center;margin-top:8px}
.success{display:none;margin-top:10px;padding:10px 12px;border-radius:12px;background:#ecfdf5;border:1px solid #86efac;color:#065f46;font-size:14px}
.error{display:none;margin-top:10px;padding:10px 12px;border-radius:12px;background:#fff1f2;border:1px solid #fecdd3;color:#991b1b;font-size:14px}
.hp-wrap{position:absolute;left:-10000px;height:0;overflow:hidden}

/* How it works */
.section{padding:56px 0}
.section h3{font-size:28px;margin:0 0 14px;font-family:Poppins,Inter,sans-serif}
.three{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.step{padding:18px}
.step .icon{width:36px;height:36px;border-radius:10px;background:#eef2ff;display:grid;place-items:center;margin-bottom:8px}
.step p{margin:6px 0 0;color:#374151;font-size:14px}

/* Value grid */
.grid6{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.tile{padding:16px;border:1px solid #eef2f7;border-radius:14px}
.tile h4{margin:0 0 6px;font-size:16px}
.tile p{margin:0;color:#4b5563;font-size:14px}

/* Demo */
.demo{padding:18px}
.demo .row{display:flex;flex-wrap:wrap;gap:10px;margin:10px 0}
.badge{background:#f1f5f9;border:1px solid #e5e7eb;padding:6px 10px;border-radius:999px;font-size:12px}
.ghost{background:transparent;border:1px dashed #cbd5e1;padding:10px 14px;border-radius:12px;font-weight:600}

/* Sectors */
.sectors{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.tag{padding:10px 12px;border-radius:12px;border:1px solid #e5e7eb;background:#fff;font-size:14px;text-align:center}

/* Early */
.early{display:grid;grid-template-columns:1.2fr .8fr;gap:20px;align-items:center}

/* FAQ */
.faq{display:grid;grid-template-columns:1fr 1fr;gap:14px}
details{border:1px solid #e5e7eb;background:#fff;border-radius:12px;padding:12px}
summary{cursor:pointer;font-weight:600}
details p{color:#4b5563;margin:8px 0 0}

/* Footer */
footer{padding:32px 0;border-top:1px solid #e5e7eb;color:#4b5563}

/* Responsive */
@media (max-width: 900px){
  .hero .wrap{grid-template-columns:1fr}
  .three{grid-template-columns:1fr}
  .grid6{grid-template-columns:1fr 1fr}
  .sectors{grid-template-columns:1fr 1fr}
  .early{grid-template-columns:1fr}
  .faq{grid-template-columns:1fr}
}