*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--p:#6366f1;--p2:#8b5cf6;--bg:#0f172a;--card:#1e293b;--text:#f1f5f9;--muted:#94a3b8;--ok:#10b981}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.nav{position:sticky;top:0;z-index:100;background:rgba(15,23,42,.95);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.05)}
.nav-inner{display:flex;justify-content:space-between;align-items:center;padding:16px 20px}
.logo{font-weight:800;font-size:22px;color:var(--text);text-decoration:none;background:linear-gradient(135deg,var(--p),var(--p2));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.nav-links{display:flex;gap:24px;align-items:center;flex-wrap:wrap}
.nav-links a{color:var(--muted);text-decoration:none;font-size:15px;transition:color .2s}
.nav-links a:hover{color:var(--text)}
.btn-primary,.btn-primary-xl,.btn-secondary-xl{background:linear-gradient(135deg,var(--p),var(--p2));color:#fff!important;padding:10px 20px;border-radius:8px;font-weight:600;text-decoration:none;display:inline-block;transition:transform .2s,box-shadow .2s}
.btn-primary:hover,.btn-primary-xl:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(139,92,246,.4)}
.btn-primary-xl{padding:16px 36px;font-size:17px}
.btn-secondary-xl{background:transparent;border:2px solid var(--p2);padding:14px 34px;font-size:17px}
.hero{padding:100px 20px 80px;text-align:center;background:radial-gradient(ellipse at top,rgba(99,102,241,.15),transparent 60%)}
.hero h1{font-size:56px;font-weight:800;line-height:1.1;margin-bottom:24px}
.grad{background:linear-gradient(135deg,var(--p),var(--p2));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero .lead{font-size:20px;color:var(--muted);max-width:700px;margin:0 auto 36px}
.cta-row{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:20px}
.reassurance{font-size:14px;color:var(--muted)}
.offres{padding:80px 20px;background:#0a1220}
.offres h2,.bundle-cta h2,.social-proof h2,.faq h2{text-align:center;font-size:40px;margin-bottom:48px}
.cards-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px}
.card{background:var(--card);padding:32px;border-radius:16px;border:1px solid rgba(255,255,255,.05);transition:transform .3s}
.card:hover{transform:translateY(-6px)}
.card.highlight{border:2px solid var(--p);box-shadow:0 20px 60px rgba(99,102,241,.2)}
.tag{display:inline-block;background:rgba(139,92,246,.2);color:#c4b5fd;padding:4px 12px;border-radius:20px;font-size:12px;font-weight:600;margin-bottom:16px}
.tag-hot{background:rgba(16,185,129,.2);color:#6ee7b7}
.card h3{font-size:26px;margin-bottom:8px}
.card .price{font-size:22px;color:var(--ok);font-weight:700;margin-bottom:16px}
.card ul{list-style:none;margin:20px 0}
.card li{padding:6px 0;color:var(--muted)}
.bundle-cta{padding:80px 20px;text-align:center;background:linear-gradient(135deg,rgba(99,102,241,.1),rgba(139,92,246,.1))}
.bundle-cta p{font-size:18px;max-width:700px;margin:0 auto 32px;color:var(--muted)}
.social-proof{padding:80px 20px}
.testimonials{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.testi{background:var(--card);padding:28px;border-radius:16px;border:1px solid rgba(255,255,255,.05)}
.testi .author{margin-top:16px;font-size:14px;color:var(--muted);font-weight:600}
.faq{padding:80px 20px;background:#0a1220}
details{background:var(--card);padding:20px 24px;border-radius:12px;margin-bottom:12px;cursor:pointer}
details summary{font-weight:600;font-size:17px}
details p{margin-top:12px;color:var(--muted)}
footer{background:#050a14;padding:60px 20px 30px;border-top:1px solid rgba(255,255,255,.05)}
.footer-inner{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:40px}
footer strong{display:block;margin-bottom:14px;color:var(--text)}
footer a{display:block;color:var(--muted);text-decoration:none;font-size:14px;padding:4px 0;transition:color .2s}
footer a:hover{color:var(--p2)}
@media(max-width:768px){.hero h1{font-size:36px}.nav-links{gap:12px;font-size:13px}.nav-links .btn-primary{display:none}}
/* Academy page */
.page-header{padding:80px 20px 40px;text-align:center}
.page-header h1{font-size:44px;margin-bottom:16px}
.page-header p{color:var(--muted);font-size:18px;max-width:700px;margin:0 auto}
.pdf-grid{padding:40px 20px 80px;display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.pdf-card{background:var(--card);padding:24px;border-radius:14px;border:1px solid rgba(255,255,255,.05);transition:transform .2s}
.pdf-card:hover{transform:translateY(-4px);border-color:var(--p)}
.pdf-card .category{font-size:11px;color:var(--p2);font-weight:700;letter-spacing:1px;text-transform:uppercase;margin-bottom:8px}
.pdf-card h3{font-size:19px;margin-bottom:12px;line-height:1.3}
.pdf-card p{color:var(--muted);font-size:14px;margin-bottom:16px}
.pdf-card .price-tag{font-size:20px;color:var(--ok);font-weight:700;margin-bottom:12px}
.pdf-card .buy{background:linear-gradient(135deg,var(--p),var(--p2));color:#fff;padding:10px;text-align:center;border-radius:8px;text-decoration:none;font-weight:600;display:block}
.blog-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px;padding:40px 20px 80px}
.blog-card{background:var(--card);padding:28px;border-radius:14px;border:1px solid rgba(255,255,255,.05)}
.blog-card h3{margin-bottom:10px}
.blog-card p{color:var(--muted);margin-bottom:16px}
.blog-card a{color:var(--p2);text-decoration:none;font-weight:600}
.form-box{max-width:600px;margin:40px auto 80px;background:var(--card);padding:40px;border-radius:16px}
.form-box label{display:block;font-weight:600;margin:16px 0 8px}
.form-box input,.form-box textarea{width:100%;padding:12px;background:#0a1220;border:1px solid rgba(255,255,255,.1);border-radius:8px;color:var(--text);font-family:inherit}
.form-box textarea{min-height:120px;resize:vertical}
.form-box button{width:100%;margin-top:24px;padding:14px;border:none;cursor:pointer;font-size:16px}