style.css (corrigé et simplifié)
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@600;700&family=Inter:wght@400;500;600&display=swap');

/* Variables */
:root{
--blue:#1F5ED6; --blue-dark:#0E4FB3; --blue-light:#60A5FA;
--bg:#F5F8FF; --text:#0E1B26; --muted:#6B7280; --radius:12px;
--topbar-h:36px;
}

/* Base */
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:Inter,system-ui,Segoe UI,Roboto,sans-serif;color:var(--text);background:#fff}
.container{max-width:1140px;margin:0 auto;padding:0 16px}
a{text-decoration:none;color:inherit}

/* Topbar */
.topbar{background:var(--blue-dark);color:#fff;font-size:14px}
.topbar .container{display:flex;justify-content:space-between;align-items:center;padding:8px 0}

/* Header “verre” */
.site-header{position:sticky;top:0;z-index:9999;background:transparent;transition:background .25s, box-shadow .25s, border-color .25s}
.site-header.scrolled{background:rgba(255,255,255,.85);backdrop-filter:saturate(140%) blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(230,233,240,.9);box-shadow:0 10px 30px rgba(16,24,40,.08)}
.nav-row{display:flex;align-items:center;justify-content:space-between;padding:12px 0}
.logo{font-family:Poppins,Inter,sans-serif;font-weight:700;font-size:22px;color:#1F5ED6}
.logo img{height:40px;width:auto;display:block}
@media(max-width:600px){.logo img{height:34px}}

/* Menu (desktop) */
.menu{display:flex;gap:14px;align-items:center}
.menu a{position:relative;padding:10px 12px;border-radius:10px;color:#0E1B26;text-decoration:none;transition:.2s}
.menu a:hover{background:#F0F6FF}
.menu a::after{content:'';position:absolute;left:12px;right:12px;bottom:6px;height:3px;background:#1F5ED6;border-radius:3px;transform:scaleX(0);transform-origin:left;transition:transform .18s}
.menu a:hover::after,.menu a.active::after{transform:scaleX(1)}
.menu .btn{padding:10px 16px}

/* Boutons */
.btn{display:inline-block;padding:12px 18px;border-radius:10px;font-weight:600;border:0}
.btn-primary{background:linear-gradient(90deg,#60A5FA,#1F5ED6);color:#fff;box-shadow:0 8px 18px rgba(31,94,214,.28);transition:transform .15s, box-shadow .2s}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 12px 24px rgba(31,94,214,.35)}
.btn-outline{border:1px solid var(--blue);color:var(--blue);background:#fff}

/* Bouton Menu (mobile) */
.menu-toggle{display:none;align-items:center;gap:8px;padding:10px 14px;border-radius:999px;border:1px solid #E6E9F0;background:#fff;color:#0E1B26;box-shadow:0 8px 24px rgba(16,24,40,.08);font-weight:600;cursor:pointer}
.menu-toggle .icon-bars{position:relative;width:18px;height:2px;background:#0E1B26;display:block}
.menu-toggle .icon-bars::before,.menu-toggle .icon-bars::after{content:'';position:absolute;left:0;right:0;height:2px;background:#0E1B26}
.menu-toggle .icon-bars::before{top:-6px}
.menu-toggle .icon-bars::after{top:6px}
.menu-toggle.open{background:#1F5ED6;color:#fff;border-color:#1F5ED6}
.menu-toggle.open .icon-bars{background:transparent}
.menu-toggle.open .icon-bars::before{top:0;transform:rotate(45deg);background:#fff}
.menu-toggle.open .icon-bars::after{top:0;transform:rotate(-45deg);background:#fff}

/* Overlay */
.nav-overlay{position:fixed;inset:0;background:rgba(0,0,0,.35);opacity:0;pointer-events:none;transition:.2s;z-index:10000}
.nav-overlay.open{opacity:1;pointer-events:auto}

/* Mobile: panneau slide‑in + bouton fixe /
@media(max-width:980px){
.menu-toggle{display:flex}
.menu-toggle.menu-toggle-fixed{position:fixed; top:calc(6px + var(--topbar-h)); right:12px; z-index:10002}
/ Slide‑in: pas de display:none, on utilise transform */
.menu{
position:fixed; top:calc(12px + var(--topbar-h) + 44px); right:0;
width:min(360px,92vw);
background:#fff;border-left:1px solid #EEF0F4;border-top:1px solid #EEF0F4;
border-radius:12px 0 0 12px; box-shadow:0 16px 40px rgba(16,24,40,.12);
padding:12px; flex-direction:column; align-items:stretch;
transform:translateX(110%); transition:transform .25s ease; z-index:10003
}
.menu.open{transform:translateX(0)}
.menu a{padding:12px 16px}
.menu a::after{display:none}
.menu .btn{margin-top:6px}
}

/* HERO SLIDER */
.hero{position:relative;height:520px}
.slide{position:absolute;inset:0;opacity:0;transition:opacity .6s ease;background-size:cover;background-position:center}
.slide.active{opacity:1}
.hero .overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,0,0,.55),rgba(0,0,0,.15));pointer-events:none}
.hero .content{position:relative;z-index:2;height:100%;display:flex;align-items:center}
.hero h1{font-family:Poppins,Inter,sans-serif;font-size:44px;line-height:1.15;color:#fff;margin:0 0 10px}
.hero p{color:#E5E7EB;margin:0 0 22px}

/* Badges */
.badges{display:flex;gap:8px;flex-wrap:wrap}
.badge{background:rgba(255,255,255,.9);color:var(--blue-dark);padding:8px 12px;border-radius:999px;font-weight:600;font-size:13px}

/* Flèches + points */
.controls{position:absolute;inset:0;display:flex;justify-content:space-between;align-items:center;padding:0 10px;z-index:4}
.arrow{width:48px;height:48px;background:rgba(255,255,255,.95);border-radius:999px;display:grid;place-items:center;font-weight:900;color:#0b1e3a;cursor:pointer;box-shadow:0 10px 28px rgba(16,24,40,.15)}
.dots{position:absolute;left:50%;transform:translateX(-50%);bottom:30px;display:flex;gap:8px;z-index:4}
.dot{width:10px;height:10px;border-radius:999px;background:rgba(255,255,255,.6);transition:.2s;cursor:pointer}
.dot.active{width:22px;background:#60A5FA}

/* Compteur + barre progression */
.slide-count{position:absolute;top:14px;right:16px;z-index:4;background:rgba(255,255,255,.9);color:#0E4FB3;font-weight:700;padding:6px 10px;border-radius:999px;font-size:13px;box-shadow:0 6px 16px rgba(0,0,0,.12)}
.progress{--dur:5s;position:absolute;bottom:14px;left:50%;transform:translateX(-50%);width:220px;height:4px;background:rgba(255,255,255,.4);border-radius:999px;overflow:hidden;z-index:4}
.progress span{display:block;width:0;height:100%;background:#60A5FA}
@keyframes progress{from{width:0}to{width:100%}}

/* Boîte “verre” */
.hero-box{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.25);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);border-radius:16px;padding:16px 18px;max-width:720px;box-shadow:0 12px 30px rgba(0,0,0,.12)}
.hero h1,.hero p{margin:0 0 12px}

/* Sections */
.section{padding:64px 0}
.section h2{font-family:Poppins,Inter,sans-serif;font-size:32px;margin:0 0 8px}
.section .lead{color:#4b5563;margin:0 0 28px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:#fff;border:1px solid #eef0f4;border-radius:var(--radius);padding:16px;box-shadow:0 6px 14px rgba(16,24,40,.04)}
.card img{width:100%;height:160px;object-fit:cover;border-radius:10px;margin-bottom:12px}
.card h3{margin:8px 0 6px;font-size:18px}

/* Process + CTA + Footer */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.step{background:#fff;border:1px dashed #dbe2ee;border-radius:12px;padding:16px}
.section-alt{background:var(--bg)}
.cta{background:linear-gradient(90deg,var(--blue),var(--blue-dark));color:#fff;border-radius:16px;padding:24px;display:flex;align-items:center;justify-content:space-between}
footer{background:#0B1220;color:#cbd5e1;padding:32px 0;margin-top:40px}

/* Formulaires */
form{display:grid;gap:12px}
input,select,textarea{padding:12px 14px;border:1px solid #e6e9f0;border-radius:10px;font:inherit}
textarea{min-height:120px;resize:vertical}

/* WhatsApp flottant */
.whatsapp{position:fixed;right:18px;bottom:18px;background:#25D366;color:#fff;border-radius:999px;padding:12px 16px;font-weight:700;box-shadow:0 8px 20px rgba(0,0,0,.15);z-index:9998}

/* Responsive */
@media(max-width:1000px){
.grid-3{grid-template-columns:1fr 1fr}
.process{grid-template-columns:1fr 1fr}
.hero{height:460px}
.hero h1{font-size:36px}
}
@media(max-width:600px){
.grid-3{grid-template-columns:1fr}
.hero{height:420px}
.hero h1{font-size:28px}
}