:root{--bleu:#0f3d5e;--bleu2:#155e8a;--orange:#e8672c;--fond:#f7f6f2;--txt:#1d1d1b;--gris:#5f6368;--ok:#2a7f4f}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--txt);background:var(--fond);line-height:1.55;font-size:17px}
a{color:var(--bleu2)}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
header{background:#fff;border-bottom:1px solid #e6e4dd;position:sticky;top:0;z-index:5}
header .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{font-weight:800;font-size:1.35rem;color:var(--bleu);text-decoration:none;letter-spacing:-.02em}
.logo span{color:var(--orange)}
nav a{margin-left:22px;text-decoration:none;color:var(--txt);font-weight:500}
.btn{display:inline-block;background:var(--orange);color:#fff!important;padding:14px 26px;border-radius:8px;text-decoration:none;font-weight:700;font-size:1.05rem;border:0;cursor:pointer}
.btn.secondaire{background:#fff;color:var(--bleu)!important;border:2px solid var(--bleu)}
.hero{padding:70px 0 50px;background:linear-gradient(180deg,#fff 0%,var(--fond) 100%)}
.hero h1{font-size:clamp(1.9rem,4.5vw,3rem);line-height:1.15;margin:0 0 18px;color:var(--bleu);letter-spacing:-.02em}
.hero p.lead{font-size:1.2rem;max-width:640px;margin:0 0 28px;color:#333}
.hero .actions{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.hero .note{font-size:.95rem;color:var(--gris);margin-top:16px}
section{padding:56px 0}
h2{font-size:clamp(1.5rem,3vw,2.1rem);color:var(--bleu);margin:0 0 26px;letter-spacing:-.01em}
.grille{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:22px}
.carte{background:#fff;border:1px solid #e6e4dd;border-radius:12px;padding:24px}
.carte .num{display:inline-block;width:34px;height:34px;border-radius:50%;background:var(--bleu);color:#fff;font-weight:700;text-align:center;line-height:34px;margin-bottom:12px}
.carte h3{margin:0 0 8px;font-size:1.15rem}
.carte p{margin:0;color:#333}
.sms{background:#1d1d1b;color:#e9e9e9;border-radius:14px;padding:22px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.95rem;white-space:pre-wrap;max-width:520px;margin-top:20px}
.sms b{color:#ffb58a}
.bande{background:var(--bleu);color:#fff}
.bande h2{color:#fff}
.bande .carte{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.2);color:#fff}
.bande .carte p,.bande .carte h3{color:#fff}
.prix{display:flex;gap:22px;flex-wrap:wrap}
.prix .carte{flex:1 1 280px}
.prix .montant{font-size:2.4rem;font-weight:800;color:var(--bleu);margin:6px 0}
.prix .montant small{font-size:1rem;font-weight:500;color:var(--gris)}
.pilote{border:3px solid var(--orange)}
.pilote .tag{display:inline-block;background:var(--orange);color:#fff;font-weight:700;font-size:.8rem;padding:4px 10px;border-radius:20px;margin-bottom:10px;text-transform:uppercase;letter-spacing:.05em}
ul.check{list-style:none;padding:0;margin:14px 0 0}
ul.check li{padding-left:28px;position:relative;margin:8px 0}
ul.check li::before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:800}
details{background:#fff;border:1px solid #e6e4dd;border-radius:10px;padding:14px 18px;margin-bottom:10px}
summary{cursor:pointer;font-weight:600;font-size:1.05rem}
details p{margin:10px 0 0;color:#333}
.demo{background:#fff;border:1px solid #e6e4dd;border-radius:14px;padding:30px}
.demo form{display:grid;gap:14px;max-width:520px}
.demo label{font-weight:600;font-size:.95rem}
.demo input,.demo select{width:100%;padding:12px;border:1px solid #cfcdc4;border-radius:8px;font-size:1rem;margin-top:6px;font-family:inherit}
.demo .mini{font-size:.9rem;color:var(--gris)}
footer{padding:36px 0;border-top:1px solid #e6e4dd;color:var(--gris);font-size:.92rem;background:#fff}
footer .wrap{display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between}
footer a{color:var(--gris)}
.legal{max-width:760px}
.legal h1{color:var(--bleu);font-size:2rem}
.legal h2{font-size:1.3rem;margin-top:34px}
.legal dl dt{font-weight:600;margin-top:10px}
.legal dl dd{margin:2px 0 0}
@media (max-width:640px){nav a{margin-left:14px;font-size:.92rem}.hero{padding:44px 0 36px}section{padding:40px 0}}