:root{--marine:#1f4e79;--ardoise:#5b85b0;--pale:#c6d5e6;--encre:#111418;--sec:#4b5563;--fond:#f4f5f7;--trait:#e3e8ef;--blanc:#fff}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,sans-serif;color:var(--encre);background:var(--fond);font-size:17px;line-height:1.6}
a{color:var(--marine)}
a:focus-visible,.btn:focus-visible{outline:3px solid var(--ardoise);outline-offset:2px}
.wrap{max-width:1040px;margin:0 auto;padding:0 24px}
header.top{background:var(--blanc);border-bottom:1px solid var(--trait)}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:16px}
header.top img{height:40px;width:auto;display:block}
nav a{display:inline-flex;align-items:center;min-height:44px;padding:0 12px;text-decoration:none;font-weight:500}
nav a:hover{text-decoration:underline}
.bandeau{background:#e8eef5;border-bottom:1px solid var(--pale)}
.bandeau .wrap{padding-top:14px;padding-bottom:14px;font-size:15px}
.bandeau p{margin:0}.bandeau .note{color:var(--sec)}
.hero{background:var(--blanc);border-bottom:1px solid var(--trait)}
.hero .wrap{padding-top:72px;padding-bottom:72px;display:grid;grid-template-columns:1.25fr .75fr;gap:56px;align-items:center}
h1{font-size:44px;line-height:1.15;letter-spacing:-.02em;margin:0 0 20px;font-weight:700}
.lead{font-size:19px;color:var(--sec);margin:0 0 32px;max-width:36em}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 28px;border-radius:10px;background:var(--marine);color:#fff;font-weight:600;font-size:17px;text-decoration:none;border:2px solid var(--marine)}
.btn:hover{background:#173d60}
.btn.sec{background:transparent;color:var(--marine)}
.btn.sec:hover{background:#e8eef5}
.sous{margin:14px 0 0;font-size:15px;color:var(--sec)}
.hero-visuel{display:flex;justify-content:center}
.hero-visuel img{width:100%;max-width:260px;height:auto}
section{padding:64px 0;border-bottom:1px solid var(--trait)}
section.alt{background:var(--blanc)}
h2{font-size:28px;line-height:1.25;margin:0 0 20px;letter-spacing:-.01em}
.k{display:block;font-size:14px;font-weight:600;color:var(--marine);letter-spacing:.04em;text-transform:uppercase;margin-bottom:8px}
.prose{max-width:44em}
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.steps li{background:var(--blanc);border:1px solid var(--trait);border-radius:12px;padding:22px;counter-increment:s}
.steps li::before{content:counter(s);display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:8px;background:var(--pale);color:var(--marine);font-weight:700;margin-bottom:12px}
.list{padding-left:0;list-style:none;margin:0 0 20px;max-width:46em}
.list li{position:relative;padding:12px 0 12px 22px;border-bottom:1px solid var(--trait)}
.list li::before{content:"";position:absolute;left:0;top:23px;width:8px;height:8px;border-radius:2px;background:var(--ardoise)}
.lien{display:inline-flex;align-items:center;min-height:44px;font-weight:600}
.sources{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin:0 0 20px}
.sources div{background:var(--blanc);border:1px solid var(--trait);border-left:4px solid var(--marine);border-radius:8px;padding:18px 20px}
.sources b{display:block;margin-bottom:4px}
.mention{font-style:italic;color:var(--sec)}
.prix{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:16px}
.prix div{background:var(--blanc);border:1px solid var(--trait);border-radius:12px;padding:22px}
.prix .m{font-size:32px;font-weight:700;color:var(--marine);display:block;line-height:1.2}
.prix .l{font-weight:600;display:block;margin-bottom:6px}
.prix p{margin:6px 0 0;color:var(--sec);font-size:15px}
.petit{font-size:15px;color:var(--sec)}
details{background:var(--blanc);border:1px solid var(--trait);border-radius:10px;margin-bottom:10px;max-width:50em}
summary{cursor:pointer;min-height:52px;display:flex;align-items:center;padding:12px 20px;font-weight:600}
details p{margin:0;padding:0 20px 18px}
.final{background:var(--marine);color:#fff;text-align:center}
.final h2{color:#fff}.final p{color:#e8eef5;margin:0 0 24px}
.final .btn{background:#fff;color:var(--marine);border-color:#fff}
.final .btn:hover{background:#e8eef5}
footer{background:var(--encre);color:#d1d5db;padding:40px 0;font-size:15px}
footer img{height:32px;margin-bottom:16px}
footer ul{list-style:none;padding:0;margin:0 0 16px;display:flex;flex-wrap:wrap;gap:0 8px}
footer a{color:#fff;display:inline-flex;align-items:center;min-height:44px;padding:0 8px 0 0}
.cartes{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.carte{background:var(--blanc);border:1px solid var(--trait);border-radius:12px;padding:26px}
.carte h2{font-size:21px;margin-bottom:10px}
.carte p{margin:0}
.actions{display:flex;flex-wrap:wrap;gap:16px;align-items:center}
@media(max-width:820px){
 body{font-size:16px}
 .hero .wrap{grid-template-columns:1fr;padding-top:40px;padding-bottom:44px;gap:0}
 .hero-visuel{display:none}
 h1{font-size:32px}.lead{font-size:17px}
 h2{font-size:24px}
 section{padding:44px 0}
 .steps,.sources,.prix,.cartes{grid-template-columns:1fr}
 .btn{width:100%}
 header.top img{height:34px}
 nav a{padding:0 4px;font-size:15px}
 .wrap{padding:0 20px}
}
header.top a[aria-label]{display:inline-flex;align-items:center;min-height:44px}
.wrap.prose{max-width:1040px}.wrap.prose>p{max-width:44em}
.conf{margin-top:24px;background:#e8eef5;border-left:4px solid var(--marine);border-radius:8px;padding:14px 18px;font-size:15px;max-width:36em}
.apercu{margin:0;flex-direction:column;align-items:center}
.feuille{background:#fff;border:1px solid var(--trait);box-shadow:0 8px 24px rgba(17,20,24,.08);border-radius:4px;padding:26px 24px;width:100%;max-width:330px;font-size:13px;line-height:1.5}
.feuille .t{font-size:19px;font-weight:700;color:var(--marine);margin:0 0 14px;padding-bottom:8px;border-bottom:2px solid var(--marine)}
.feuille dl{display:grid;grid-template-columns:auto 1fr;gap:2px 12px;margin:0 0 14px}.feuille dt{color:var(--sec)}.feuille dd{margin:0;font-weight:600}
.feuille .bilan{background:#e8eef5;border-left:3px solid var(--marine);padding:8px 10px;margin-bottom:14px}
.feuille .st{font-weight:700;color:var(--marine);margin:0 0 6px}
.feuille table{width:100%;border-collapse:collapse}.feuille td{border-top:1px solid var(--trait);padding:5px 4px}
.apercu figcaption{margin-top:12px;font-size:14px;color:var(--sec);max-width:330px}

.skip{position:absolute;left:-9999px;top:8px;z-index:10;background:#1f4e79;color:#fff;padding:10px 14px;border-radius:8px}.skip:focus{left:8px}
.sh{max-width:720px;margin:0 auto;padding:12px 18px 4px;display:flex;align-items:center}.sh-brand{display:inline-flex;align-items:center;min-height:44px}.sh-brand img{display:block;height:32px;width:auto}
.sh-nav{max-width:720px;margin:0 auto 8px;padding:4px 18px 8px;display:flex;flex-wrap:wrap;gap:6px;overflow-x:visible;scrollbar-width:none;-webkit-overflow-scrolling:touch;border-bottom:1px solid #e1e8f0}.sh-nav::-webkit-scrollbar{display:none}
.sh-nav a{flex:0 0 auto;display:inline-flex;align-items:center;min-height:36px;padding:0 12px;border:1px solid #e1e8f0;border-radius:999px;font:500 14px/1 -apple-system,BlinkMacSystemFont,"Inter",system-ui,sans-serif;color:#1f4e79;text-decoration:none;white-space:nowrap;background:#fff}
.sh-nav a[aria-current=page]{background:#1f4e79;border-color:#1f4e79;color:#fff}
@media (min-width:900px){.sh,.sh-nav{max-width:1080px}}