:root{
  --bg:#F3F6F8; --surface:#FFFFFF; --ink:#102A43; --muted:#52667A; --line:#D6DFE6;
  --accent:#1D5F8A; --accent-ink:#FFFFFF; --accent-soft:#DFEBF3;
  --sun:#E5793F; --sun-soft:#FBE6DA; --band:#0F2438; --band-ink:#EEF4F8; --band-muted:#9FB3C5;
  --font-display:"Bricolage Grotesque","Segoe UI",system-ui,sans-serif;
  --font-body:"Figtree","Segoe UI",system-ui,sans-serif; --radius:10px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0D1722; --surface:#14212F; --ink:#E7EEF4; --muted:#9AAEC0; --line:#24364A;
  --accent:#6FB3E0; --accent-ink:#06192A; --accent-soft:#183247;
  --sun:#F29A68; --sun-soft:#3A2418; --band:#08111A; --band-ink:#E7EEF4; --band-muted:#8EA3B6; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0D1722; --surface:#14212F; --ink:#E7EEF4; --muted:#9AAEC0; --line:#24364A;
  --accent:#6FB3E0; --accent-ink:#06192A; --accent-soft:#183247;
  --sun:#F29A68; --sun-soft:#3A2418; --band:#08111A; --band-ink:#E7EEF4; --band-muted:#8EA3B6; color-scheme:dark}
*{box-sizing:border-box}
[hidden]{display:none!important}
img{max-width:100%}
body{background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:18px;line-height:1.7;margin:0}
.wrap{max-width:1120px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--font-display);line-height:1.15;text-wrap:balance;margin:0}
a{color:var(--accent)}
:focus-visible{outline:3px solid var(--sun);outline-offset:2px;border-radius:4px}
.eyebrow{font-size:.78rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.btn{display:inline-flex;align-items:center;gap:8px;font:600 1rem var(--font-body);padding:12px 22px;border-radius:999px;border:2px solid var(--accent);background:var(--accent);color:var(--accent-ink);text-decoration:none}
.btn:hover{filter:brightness(1.08)}
header{position:sticky;top:0;z-index:5;background:var(--surface);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:66px}
.logo{font-family:var(--font-display);font-weight:700;font-size:1.35rem;color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:10px;white-space:nowrap}
.logo-mark{width:30px;height:30px;border-radius:50%;background:var(--accent);display:grid;place-items:center;flex:none}
.logo-mark svg{width:18px;height:18px}
.logo small{font-family:var(--font-body);font-weight:600;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--sun);margin-left:2px}
.nav .btn{padding:9px 18px;font-size:.95rem}
.crumbs{font-size:.88rem;color:var(--muted);padding-top:28px}
.crumbs a{color:var(--muted)}

/* Liste du blog */
.blog-head{padding-block:28px 32px;display:grid;gap:10px}
.blog-head h1{font-size:clamp(2rem,4.5vw,3rem)}
.blog-head p{color:var(--muted);max-width:60ch}
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding-bottom:72px}
.post{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;display:grid;gap:10px;align-content:start;text-decoration:none;color:var(--ink);transition:border-color .2s,transform .2s}
.post:hover{border-color:var(--accent);transform:translateY(-2px)}
.post h2{font-size:1.3rem}
.post p{color:var(--muted);font-size:.95rem;line-height:1.6}
.post .meta{font-size:.82rem;color:var(--muted)}
.post .go{font-weight:600;color:var(--accent);font-size:.95rem}
@media (max-width:860px){.posts{grid-template-columns:1fr}}
@media (prefers-reduced-motion: reduce){.post{transition:none}.post:hover{transform:none}}

/* Article */
article{max-width:720px;margin:0 auto;padding-block:20px 72px}
article h1{font-size:clamp(2rem,4.5vw,2.9rem);margin-top:12px}
.meta-line{color:var(--muted);font-size:.9rem;margin-top:14px}
.tldr{background:var(--accent-soft);border-radius:var(--radius);padding:20px 22px;margin-top:28px}
.tldr strong{font-family:var(--font-display);display:block;margin-bottom:6px}
.tldr ul{margin:0;padding-left:20px}
article h2{font-size:1.55rem;margin-top:44px;margin-bottom:12px}
article p{margin:0 0 16px}
article ul,article ol{padding-left:22px;margin:0 0 16px}
article li{margin-bottom:6px}
.table-wrap{overflow-x:auto;margin:8px 0 20px}
table{border-collapse:collapse;width:100%;font-size:.95rem;min-width:480px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-weight:600;background:var(--surface)}
.cta{background:var(--band);color:var(--band-ink);border-radius:var(--radius);padding:28px;margin-top:44px;display:grid;gap:12px}
.cta p{color:var(--band-muted);margin:0}
.cta .btn{justify-self:start;background:var(--sun);border-color:var(--sun);color:#1A0E06}
.faq details{border-bottom:1px solid var(--line);padding-block:12px}
.faq summary{font-weight:600;cursor:pointer}
.faq details p{margin:10px 0 0}
.sources{font-size:.88rem;color:var(--muted);margin-top:36px}
footer{background:var(--band);color:var(--band-muted);font-size:.85rem;padding-block:28px}
footer a{color:var(--band-ink)}

/* ---- Pages d'offre et pages légales ---- */
.nav-links{display:flex;gap:20px;list-style:none;margin:0;padding:0}
.nav-links a{color:var(--ink);text-decoration:none;font-weight:500;font-size:.98rem}
.nav-links a:hover,.nav-links a[aria-current="page"]{color:var(--accent)}
.menu{display:none;position:relative}
.menu summary{list-style:none;cursor:pointer;font-weight:600;padding:8px 14px;border:1px solid var(--line);border-radius:999px}
.menu summary::-webkit-details-marker{display:none}
.menu ul{position:absolute;right:0;top:calc(100% + 8px);background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);list-style:none;margin:0;padding:8px;min-width:240px;box-shadow:0 18px 40px -20px rgba(16,42,67,.4);z-index:20}
.menu li a{display:block;padding:10px 12px;color:var(--ink);text-decoration:none;border-radius:6px}
.menu li a:hover{background:var(--accent-soft)}
@media (max-width:960px){.nav-links{display:none}.menu{display:block}.nav>.btn{display:none}}
.o-hero{padding-block:24px 48px;display:grid;gap:16px;max-width:780px}
.o-hero h1{font-size:clamp(2rem,4.6vw,3.1rem)}
.o-hero h1 em{font-style:normal;color:var(--sun)}
.o-hero .lead{color:var(--muted);font-size:1.12rem;max-width:62ch;margin:0}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}
.btn.ghost{background:transparent;color:var(--accent)}
.o-sec{padding-block:44px;border-top:1px solid var(--line)}
.o-sec h2{font-size:clamp(1.5rem,3vw,2rem);margin-bottom:22px;max-width:30ch}
.o-sec>p{max-width:68ch;color:var(--muted);margin:0 0 16px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;display:grid;gap:6px;align-content:start}
.card h3{font-size:1.12rem;font-weight:700}
.card p{color:var(--muted);font-size:.95rem;line-height:1.6;margin:0}
.card .tag{font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--sun)}
@media (max-width:860px){.cards{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.cards{grid-template-columns:1fr}}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.steps div{border-top:2px solid var(--accent);padding-top:12px;display:grid;gap:4px;align-content:start}
.steps div::before{counter-increment:s;content:"Étape " counter(s);font-size:.75rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent)}
.steps b{font-family:var(--font-display)}
.steps span{color:var(--muted);font-size:.94rem;line-height:1.55}
@media (max-width:860px){.steps{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.steps{grid-template-columns:1fr}}
.o-cta{background:var(--band);color:var(--band-ink);border-radius:var(--radius);padding:32px;margin-block:44px;display:flex;flex-wrap:wrap;gap:16px 28px;align-items:center;justify-content:space-between}
.o-cta div{max-width:58ch;min-width:0}
.o-cta h2{font-size:1.5rem;margin:0 0 6px}
.o-cta p{color:var(--band-muted);margin:0}
.o-cta .btn{background:var(--sun);border-color:var(--sun);color:#1A0E06}
.related{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.related a{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px;text-decoration:none;color:var(--ink);font-weight:600;display:grid;gap:4px}
.related a span{font-weight:400;color:var(--muted);font-size:.9rem}
.related a:hover{border-color:var(--accent)}
@media (max-width:640px){.related{grid-template-columns:1fr}}
.legal-doc{max-width:760px;padding-block:20px 72px}
.legal-doc h1{font-size:clamp(2rem,4.5vw,2.7rem);margin-bottom:8px}
.legal-doc h2{font-size:1.35rem;margin:36px 0 10px}
.legal-doc p,.legal-doc li{color:var(--ink)}
.legal-doc .updated{color:var(--muted);font-size:.9rem}
.site-foot{background:var(--band);color:var(--band-muted);font-size:.9rem;padding-block:40px 28px}
.site-foot .cols{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.site-foot h3{color:var(--band-ink);font-size:1rem;margin-bottom:8px}
.site-foot ul{list-style:none;margin:0;padding:0;display:grid;gap:4px}
.site-foot a{color:var(--band-ink)}
.site-foot .small{margin-top:24px;padding-top:16px;border-top:1px solid var(--band-muted);font-size:.8rem}
@media (max-width:760px){.site-foot .cols{grid-template-columns:1fr}}

/* Bouton WhatsApp flottant */
.wa{position:fixed;right:calc(16px + env(safe-area-inset-right,0px));bottom:calc(76px + env(safe-area-inset-bottom,0px));z-index:30;display:flex;align-items:center;gap:8px;background:#1E8E4E;color:#FFFFFF;text-decoration:none;font:600 .95rem "Figtree","Segoe UI",system-ui,sans-serif;padding:12px 18px 12px 14px;border-radius:999px;box-shadow:0 10px 28px -10px rgba(0,0,0,.45)}
.wa:hover{filter:brightness(1.08)}
.wa svg{width:22px;height:22px;flex:none}
@media (max-width:480px){.wa span{display:none}.wa{padding:14px}}