@import url('https://fonts.googleapis.com/css2?family=Sora:wght@600;700;800&family=DM+Mono:wght@400;500&display=swap');

:root{
  --ink:#0D1F5C;--ink-2:#2A3A72;--gold:#C9982A;--gold-dk:#A87C1B;
  --paper:#FCFAF6;--paper-2:#F5F1E8;--card:#FFFFFF;--line:#E9E2D4;--line-2:#F0EADD;
  --muted:#5A6072;--green:#2D6A4F;--amber:#C9982A;--red:#B91C3E;
  --ink-04:rgba(13,31,92,.045);--ink-08:rgba(13,31,92,.09);
  --shadow:0 24px 60px -30px rgba(13,31,92,.28);--shadow-sm:0 10px 30px -18px rgba(13,31,92,.22);
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --display:"Sora",var(--sans);--mono:"DM Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);background:var(--paper);color:var(--ink);line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
a{color:inherit;text-decoration:none}
.wrap{max-width:1140px;margin:0 auto;padding:0 24px}
.wrap-narrow{max-width:760px;margin:0 auto;padding:0 24px}

.eyebrow{font-family:var(--mono);font-size:12px;font-weight:500;letter-spacing:.2em;text-transform:uppercase;color:var(--gold-dk);display:inline-flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:24px;height:1.5px;background:var(--gold)}
h1,h2,h3,h4{font-family:var(--display);line-height:1.15;letter-spacing:-.015em;overflow-wrap:break-word}

.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--display);font-weight:600;font-size:16px;padding:15px 26px;border-radius:13px;border:1.5px solid transparent;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease;line-height:1}
.btn-primary{background:var(--gold);color:#fff;box-shadow:0 14px 28px -14px rgba(201,152,42,.75)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 36px -16px rgba(201,152,42,.85);background:var(--gold-dk)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink-08)}
.btn-ghost:hover{border-color:var(--ink);transform:translateY(-2px)}
.btn .arrow{transition:transform .18s ease}
.btn-primary:hover .arrow{transform:translateX(3px)}

/* ---- topbar / footer (identiques à l'accueil) ---- */
.topbar{position:sticky;top:0;z-index:50;background:rgba(252,250,246,.88);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--display);font-weight:700;font-size:18px}
.brand .mark{width:36px;height:36px;border-radius:10px;background:var(--ink);color:var(--gold);display:grid;place-items:center;font-size:20px;font-weight:800}
.brand small{display:block;font-family:var(--mono);font-weight:400;font-size:10.5px;letter-spacing:.16em;color:var(--muted);margin-top:1px}
.nav-right{display:flex;align-items:center;gap:20px}
.nav-right a.nav-link{font-family:var(--display);font-weight:600;font-size:15px}
.nav-right a.nav-link:hover{color:var(--gold-dk)}
.topbar .btn{padding:11px 20px;font-size:14.5px}

footer{background:var(--ink);color:#fff;padding:48px 0;margin-top:80px}
footer .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px}
footer .brand{color:#fff}
footer .brand .mark{background:rgba(255,255,255,.1);color:var(--gold)}
footer .fnav{display:flex;flex-wrap:wrap;gap:22px;font-size:14px}
footer .fnav a{color:rgba(255,255,255,.78)}
footer .fnav a:hover{color:#fff}
footer .copy{font-family:var(--mono);font-size:12px;color:rgba(255,255,255,.5)}

/* ---- breadcrumb ---- */
.crumb{font-family:var(--mono);font-size:12.5px;letter-spacing:.04em;color:var(--muted);padding:26px 0 0}
.crumb a:hover{color:var(--gold-dk)}
.crumb .sep{opacity:.5;margin:0 8px}

/* ============ HUB ============ */
.bloghero{position:relative;padding:64px 0 30px}
.bloghero::before{content:"";position:absolute;inset:0;background:radial-gradient(720px 380px at 88% -20%,rgba(201,152,42,.10),transparent 60%);pointer-events:none}
.bloghero .wrap{position:relative;max-width:760px}
.bloghero h1{font-size:clamp(32px,5vw,52px);font-weight:600;margin:18px 0 18px}
.bloghero p{font-size:19px;color:var(--muted);max-width:620px}
.bloghero .lead-em{color:var(--ink);font-weight:500}

.tnav{position:sticky;top:72px;z-index:40;background:rgba(252,250,246,.9);backdrop-filter:blur(10px);border-top:1px solid var(--line-2);border-bottom:1px solid var(--line);margin-top:30px}
.tnav .wrap{display:flex;gap:8px;overflow-x:auto;padding-top:12px;padding-bottom:12px;scrollbar-width:none}
.tnav .wrap::-webkit-scrollbar{display:none}
.tnav a{flex:none;font-family:var(--mono);font-size:12.5px;letter-spacing:.03em;color:var(--muted);padding:8px 14px;border:1px solid var(--line);border-radius:999px;background:var(--card);transition:.16s}
.tnav a:hover{border-color:var(--ink);color:var(--ink)}

.theme{padding:56px 0 8px;scroll-margin-top:150px}
.theme-head{max-width:720px;margin-bottom:30px}
.theme-head .klabel{display:flex;align-items:baseline;gap:14px}
.theme-head h2{font-size:clamp(24px,3.4vw,34px);font-weight:600}
.theme-head .count{font-family:var(--mono);font-size:13px;color:var(--gold-dk)}
.theme-head p{color:var(--muted);font-size:17px;margin-top:8px}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{position:relative;display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px 22px 20px;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
a.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm);border-color:var(--ink-08)}
.card h3{font-size:18px;font-weight:600;line-height:1.25;margin-bottom:9px}
.card p{font-size:14.5px;color:var(--muted);line-height:1.55;flex:1}
.card .foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:16px;padding-top:14px;border-top:1px solid var(--line-2)}
.card .who{font-family:var(--mono);font-size:11px;letter-spacing:.02em;color:var(--gold-dk)}
.card .go{font-family:var(--display);font-weight:600;font-size:14px;color:var(--ink);display:inline-flex;align-items:center;gap:6px}
a.card:hover .go{color:var(--gold-dk)}
.card.soon{opacity:.72}
.card.soon .go{color:var(--muted)}
.card .badge-soon{font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:3px 9px}

/* ============ ARTICLE ============ */
.post{padding:34px 0 10px}
.post-eyebrow{margin-bottom:18px}
.post h1{font-size:clamp(30px,4.4vw,46px);font-weight:600;margin-bottom:18px}
.post-meta{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:8px}
.chip{font-family:var(--mono);font-size:11.5px;letter-spacing:.03em;padding:6px 12px;border-radius:999px;border:1px solid var(--line);color:var(--muted);background:var(--card)}
.chip.sev{color:var(--red);border-color:rgba(185,28,62,.25);background:rgba(185,28,62,.05)}
.chip.sev.mid{color:var(--gold-dk);border-color:rgba(201,152,42,.3);background:rgba(201,152,42,.07)}
.chip.sev.low{color:var(--green);border-color:rgba(45,106,79,.25);background:rgba(45,106,79,.05)}
.chip.who{color:var(--ink);border-color:var(--ink-08)}

.post-body{font-size:17.5px;color:#243047}
.post-body>p{margin:0 0 20px}
.post-body h2{font-size:clamp(22px,3vw,28px);font-weight:600;color:var(--ink);margin:46px 0 16px;padding-top:6px}
.post-body h3{font-size:19.5px;font-weight:600;color:var(--ink);margin:30px 0 12px}
.post-body ul,.post-body ol{margin:0 0 22px;padding-left:22px}
.post-body li{margin:0 0 9px}
.post-body strong{color:var(--ink);font-weight:600}
.post-body a{color:var(--gold-dk);text-decoration:underline;text-underline-offset:2px}
.lead{font-size:20px;line-height:1.6;color:var(--ink-2)}

.callout{border:1px solid var(--line);background:var(--paper-2);border-radius:14px;padding:20px 22px;margin:26px 0}
.callout .ct{font-family:var(--display);font-weight:600;font-size:15px;color:var(--ink);display:flex;align-items:center;gap:9px;margin-bottom:8px}
.callout p:last-child{margin-bottom:0}
.callout.fix{background:rgba(45,106,79,.06);border-color:rgba(45,106,79,.22)}
.callout.fix .ct{color:var(--green)}
.callout.warn{background:rgba(201,152,42,.07);border-color:rgba(201,152,42,.28)}
.callout.warn .ct{color:var(--gold-dk)}

blockquote{border-left:3px solid var(--gold);margin:26px 0;padding:4px 0 4px 20px;color:var(--muted);font-size:18px}

.steps{counter-reset:s;list-style:none;padding:0;margin:22px 0}
.steps li{counter-increment:s;position:relative;padding:0 0 16px 46px;margin:0}
.steps li::before{content:counter(s);position:absolute;left:0;top:-2px;width:30px;height:30px;border-radius:9px;background:var(--ink);color:var(--gold);font-family:var(--display);font-weight:700;font-size:14px;display:grid;place-items:center}

.kbd{font-family:var(--mono);font-size:14px;background:var(--ink-04);border:1px solid var(--line);border-radius:6px;padding:2px 7px;color:var(--ink)}

.cta-band{background:var(--ink);color:#fff;border-radius:20px;padding:34px 34px;margin:50px 0 10px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px}
.cta-band h3{color:#fff;font-size:22px;font-weight:600;margin-bottom:6px}
.cta-band p{color:rgba(255,255,255,.72);font-size:15px;max-width:460px}

.related{border-top:1px solid var(--line);margin-top:50px;padding-top:34px}
.related .eyebrow{margin-bottom:18px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.rcard{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px;transition:.18s}
.rcard:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}
.rcard .rt{font-family:var(--mono);font-size:11px;letter-spacing:.04em;color:var(--gold-dk);text-transform:uppercase}
.rcard h4{font-size:16px;font-weight:600;margin-top:8px;line-height:1.3}

@media(max-width:900px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .related-grid{grid-template-columns:1fr}
}
@media(max-width:620px){
  .cards{grid-template-columns:1fr}
  .nav-right .nav-link{display:none}
  .cta-band{flex-direction:column;align-items:flex-start}
}

/* ---- byline / essentiel / sommaire / faq / sources (v2) ---- */
.byline{font-family:var(--mono);font-size:12.5px;color:var(--muted);display:flex;flex-wrap:wrap;gap:9px;align-items:center;margin:4px 0 28px}
.byline .dot{opacity:.45}
.byline .auth{color:var(--ink)}

.essentiel{background:var(--card);border:1px solid var(--line);border-left:3px solid var(--gold);border-radius:14px;padding:20px 22px;margin:0 0 28px}
.essentiel .ct{font-family:var(--display);font-weight:600;font-size:15px;color:var(--ink);display:flex;align-items:center;gap:9px;margin-bottom:10px}
.essentiel ul{margin:0;padding-left:20px}
.essentiel li{margin:0 0 7px;font-size:16px;color:#243047}
.essentiel li:last-child{margin-bottom:0}

.toc{background:var(--paper-2);border:1px solid var(--line-2);border-radius:14px;padding:16px 22px 18px;margin:0 0 36px}
.toc .ct{font-family:var(--mono);font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--gold-dk);margin-bottom:10px}
.toc ol{margin:0;padding-left:20px}
.toc li{margin:0 0 6px;font-size:15px}
.toc a{color:var(--ink-2)}
.toc a:hover{color:var(--gold-dk);text-decoration:underline;text-underline-offset:2px}

.post-body h2{scroll-margin-top:96px}
.faq{margin-top:8px}

.sources{margin-top:14px}
.sources ol{margin:0;padding-left:20px}
.sources li{margin:0 0 12px;font-size:15.5px;line-height:1.5}
.sources .src-auth{color:var(--ink);font-weight:600}
.sources .src-date{font-family:var(--mono);font-size:12.5px;color:var(--muted)}
.sources a{color:var(--gold-dk);text-decoration:underline;text-underline-offset:2px}