:root{--encre:#0B1C2E;--encre-70:#33455A;--papier:#FAFBFC;--blanc:#FFF;--fleuve:#1F5EFF;--fleuve-soft:#EBF1FF;--gris:#5C6B7A;--ligne:#E4E9EF;--vert:#0E8A5F;--r:14px}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{font-family:'Inter',system-ui,sans-serif;color:var(--encre);background:var(--papier);line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:'Sora',sans-serif;line-height:1.15;letter-spacing:-.02em}
.mono{font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--fleuve);font-weight:500}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.narrow{max-width:760px;margin:0 auto;padding:0 20px}
a{color:inherit}
:focus-visible{outline:2px solid var(--fleuve);outline-offset:3px;border-radius:4px}
.btn{display:inline-block;font-weight:600;font-size:16px;text-decoration:none;border-radius:999px;padding:15px 28px;transition:transform .15s,box-shadow .15s;text-align:center;border:none;cursor:pointer;font-family:'Inter'}
.btn-p{background:var(--fleuve);color:#fff;box-shadow:0 4px 14px rgba(31,94,255,.28)}
.btn-p:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(31,94,255,.35)}
.btn-s{background:var(--blanc);color:var(--encre);border:1.5px solid var(--ligne)}
.btn-s:hover{border-color:var(--encre)}
nav{position:sticky;top:0;z-index:50;background:rgba(250,251,252,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--ligne)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{font-family:'Sora';font-weight:700;font-size:20px;text-decoration:none}
.logo span{color:var(--fleuve)}
.nav-links{display:none;gap:28px;list-style:none}
.nav-links a{text-decoration:none;font-size:14.5px;font-weight:500;color:var(--encre-70)}
.nav-links a:hover{color:var(--encre)}
.nav-cta{display:none}
@media(min-width:880px){.nav-links{display:flex}.nav-cta{display:inline-block;padding:10px 20px;font-size:14.5px}}
.hero{padding:72px 0 48px}
.hero h1{font-size:clamp(30px,4.8vw,46px);font-weight:700;margin:16px 0 18px;max-width:720px}
.hero h1 em{font-style:normal;color:var(--fleuve)}
.hero p.lead{font-size:18px;color:var(--gris);max-width:560px;margin-bottom:28px}
.hero-ctas{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:18px}
.hero-note{font-size:13.5px;color:var(--gris)}
.hero-note strong{color:var(--encre)}
section{padding:64px 0}
.sec-head{max-width:640px;margin-bottom:40px}
.sec-head h2{font-size:clamp(25px,3.4vw,34px);margin:10px 0 12px}
.sec-head p{color:var(--gris);font-size:16.5px}
.card{background:var(--blanc);border:1px solid var(--ligne);border-radius:var(--r);padding:28px 26px}
.grid2{display:grid;gap:20px}
.grid3{display:grid;gap:20px}
@media(min-width:760px){.grid2{grid-template-columns:1fr 1fr}.grid3{grid-template-columns:repeat(3,1fr)}}
.check{list-style:none}
.check li{font-size:15px;padding:6px 0 6px 28px;position:relative;color:var(--encre-70)}
.check li::before{content:"";position:absolute;left:0;top:12px;width:16px;height:16px;background:var(--fleuve-soft);border-radius:50%}
.check li::after{content:"";position:absolute;left:4px;top:16px;width:8px;height:4px;border-left:2px solid var(--fleuve);border-bottom:2px solid var(--fleuve);transform:rotate(-45deg)}
.prix-big{font-family:'Sora';font-weight:700;font-size:34px}
.prix-big small{font-size:15px;color:var(--gris);font-weight:400;font-family:'Inter'}
.bump{display:flex;gap:12px;align-items:flex-start;background:var(--fleuve-soft);border:1px solid #CFE0FF;border-radius:12px;padding:14px 16px;margin-bottom:10px;font-size:14.5px}
.bump strong{display:block}
.bump span{color:var(--gris);font-size:13.5px}
details{background:var(--blanc);border:1px solid var(--ligne);border-radius:12px;margin-bottom:12px;padding:0 22px}
summary{cursor:pointer;font-weight:600;font-size:15.5px;padding:18px 0;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-family:'Sora';font-size:20px;color:var(--fleuve);flex:none}
details[open] summary::after{content:"–"}
details p{padding:0 0 18px;color:var(--gris);font-size:14.5px}
.final{background:linear-gradient(135deg,var(--fleuve) 0%,#0E3ECC 100%);border-radius:24px;color:#fff;text-align:center;padding:56px 24px}
.final h2{color:#fff;font-size:clamp(24px,3.4vw,34px);margin-bottom:12px}
.final p{color:#D6E2FF;max-width:480px;margin:0 auto 26px;font-size:16px}
.final .btn{background:#fff;color:var(--fleuve)}
footer{border-top:1px solid var(--ligne);padding:40px 0 100px;font-size:13.5px;color:var(--gris)}
footer a{text-decoration:none}
footer a:hover{color:var(--encre)}
footer ul{list-style:none;display:flex;flex-wrap:wrap;gap:18px;margin-bottom:18px}
.legal{border-top:1px solid var(--ligne);padding-top:20px;font-size:12.5px;line-height:1.7}
.sticky-cta{position:fixed;bottom:0;left:0;right:0;background:var(--blanc);border-top:1px solid var(--ligne);padding:12px 16px calc(12px + env(safe-area-inset-bottom));z-index:60;box-shadow:0 -6px 24px rgba(11,28,46,.08)}
.sticky-cta .btn{width:100%;padding:14px;display:block}
@media(min-width:880px){.sticky-cta{display:none}footer{padding-bottom:40px}}
.prose{max-width:760px}
.prose h1{font-size:clamp(28px,4vw,38px);margin:14px 0 24px}
.prose h2{font-size:21px;margin:32px 0 10px}
.prose p,.prose li{color:var(--encre-70);font-size:15px;margin-bottom:12px}
.prose ul{padding-left:22px}
.badge-row{display:flex;flex-wrap:wrap;gap:18px;font-size:13.5px;color:var(--gris);align-items:center}
.badge-row span{display:flex;gap:7px;align-items:center}
input[type=email],input[type=text]{width:100%;padding:14px 16px;border:1.5px solid var(--ligne);border-radius:12px;font-size:15px;font-family:'Inter';background:#fff}
input:focus{border-color:var(--fleuve);outline:none}