/* Styles partagés des guides ASSOFLOW */
:root{
  --blue:#2563eb;
  --blue-dark:#1d4ed8;
  --ink:#0f172a;
  --muted:#64748b;
  --line:#e2e8f0;
  --emerald:#059669;
  --bg:#f8fafc;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);line-height:1.65;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1080px;margin:0 auto;padding:0 18px}
.narrow{max-width:760px;margin:0 auto}

/* Header */
.topbar{background:#fff;border-bottom:1px solid var(--line)}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:12px}
.brand{display:flex;align-items:center;gap:10px;color:inherit}
.brand:hover{text-decoration:none}
.brand-mark{
  width:36px;height:36px;border-radius:11px;flex:0 0 auto;
  background:linear-gradient(135deg,#60a5fa,#2563eb);
  display:flex;align-items:center;justify-content:center;
}
.brand-text b{display:block;font-size:15px;line-height:1.1}
.brand-text span{display:block;font-size:10px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--blue)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:700;font-size:14px;border-radius:12px;padding:12px 18px;border:0;cursor:pointer;
  transition:background .12s ease,transform .12s ease;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-dark);text-decoration:none}
.btn-ghost{background:#fff;color:#334155;border:1px solid var(--line)}
.btn-ghost:hover{background:#f8fafc;text-decoration:none}
.btn-sm{padding:9px 14px;font-size:13px}

/* Hero */
.hero{padding:36px 0 10px}
.breadcrumb{font-size:12px;color:#94a3b8;margin:0 0 14px}
.breadcrumb a{color:#64748b}
.eyebrow{
  display:inline-flex;align-items:center;gap:7px;background:#eff6ff;color:#1e40af;
  border:1px solid #dbeafe;font-size:11px;font-weight:800;letter-spacing:.08em;
  text-transform:uppercase;padding:6px 11px;border-radius:999px;margin:0 0 14px;
}
h1{
  margin:0;font-size:clamp(1.7rem,4.6vw,2.5rem);line-height:1.15;letter-spacing:-.022em;font-weight:800;
}
.lede{margin:14px 0 0;font-size:16px;color:#475569;max-width:62ch}

/* Article */
article{padding:26px 0 0}
h2{
  margin:38px 0 12px;font-size:clamp(1.2rem,2.6vw,1.5rem);line-height:1.25;
  letter-spacing:-.015em;font-weight:800;scroll-margin-top:20px;
}
h3{margin:24px 0 8px;font-size:15px;font-weight:800}
p{margin:0 0 14px;color:#334155;font-size:15px}
ul,ol{margin:0 0 16px;padding-left:22px;color:#334155;font-size:15px}
li{margin-bottom:7px}
strong{color:var(--ink)}

/* Encadrés */
.callout{
  background:#fff;border:1px solid var(--line);border-left:4px solid var(--blue);
  border-radius:12px;padding:16px 18px;margin:18px 0;
}
.callout p:last-child{margin-bottom:0}
.callout-title{
  margin:0 0 6px;font-size:11px;font-weight:800;letter-spacing:.12em;
  text-transform:uppercase;color:var(--blue);
}
.formula{
  background:#0f172a;color:#fff;border-radius:14px;padding:20px;margin:20px 0;
  text-align:center;font-size:clamp(1rem,2.6vw,1.25rem);font-weight:800;letter-spacing:-.01em;
}
.formula small{display:block;margin-top:8px;font-size:12px;font-weight:600;color:#93c5fd;letter-spacing:0}

/* Tableaux */
.table-wrap{overflow-x:auto;margin:18px 0;border:1px solid var(--line);border-radius:12px;background:#fff}
table{width:100%;border-collapse:collapse;font-size:14px;min-width:420px}
th,td{padding:11px 14px;text-align:left;border-bottom:1px solid var(--line)}
th{background:#f8fafc;font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#64748b;font-weight:800}
tr:last-child td{border-bottom:0}
td b{color:var(--ink)}

/* CTA */
.cta-card{
  margin:34px 0 10px;background:linear-gradient(150deg,#0f172a,#172554 60%,#1e3a8a);
  border-radius:18px;padding:24px;color:#fff;
}
.cta-card h2{margin:0 0 8px;color:#fff}
.cta-card p{color:#cbd5e1;font-size:14px;margin:0 0 16px}
.cta-card .actions{display:flex;flex-wrap:wrap;gap:8px}
.cta-card .btn-primary{background:#3b82f6}
.cta-card .btn-primary:hover{background:#2563eb}
.cta-card .btn-white{background:#fff;color:var(--blue-dark)}
.cta-card .btn-white:hover{background:#f1f5f9;text-decoration:none}

/* FAQ */
.faq{display:grid;gap:8px;margin:18px 0 0}
details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:13px 16px}
details[open]{border-color:#bfdbfe}
summary{
  cursor:pointer;font-weight:700;font-size:14px;list-style:none;
  display:flex;justify-content:space-between;gap:12px;align-items:center;
}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--blue);font-weight:800;font-size:17px;line-height:1}
details[open] summary::after{content:"–"}
details p{margin:10px 0 0;font-size:13.5px;color:#475569}

/* À lire aussi */
.related{margin:34px 0 0}
.related-grid{display:grid;gap:12px}
@media (min-width:700px){ .related-grid{grid-template-columns:1fr 1fr} }
.related-card{
  display:block;background:#fff;border:1px solid var(--line);border-radius:14px;padding:15px 17px;color:inherit;
}
.related-card:hover{border-color:#bfdbfe;text-decoration:none}
.related-card b{display:block;font-size:14px;margin-bottom:4px}
.related-card span{font-size:12.5px;color:var(--muted)}

/* Footer */
footer{margin-top:44px;border-top:1px solid var(--line);background:#fff}
.foot{display:flex;flex-direction:column;gap:10px;padding:22px 0;font-size:12px;color:#94a3b8}
@media (min-width:700px){ .foot{flex-direction:row;align-items:center;justify-content:space-between} }
.foot a{color:#475569;font-weight:600}
.foot-links{display:flex;flex-wrap:wrap;gap:14px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}