/* ═══════════════════════════════════════════════════════════════
   article.css — styles partagés pour toutes les pages d'article
   Inclus via <link rel="stylesheet" href="/articles/assets/article.css">
   ═══════════════════════════════════════════════════════════════ */

/* TOKENS */
:root{
  --bg: #FBFAF7; --bg-2: #FFFFFF; --bg-3: #F4F1EA; --bg-4: #EFEAE0;
  --surface:   rgba(23,19,11,.025);
  --surface-2: rgba(23,19,11,.045);
  --text: #17130B; --text-2: #4A4438; --text-3: #7A7263; --text-4: #B5AE9E;
  --line: rgba(23,19,11,.08); --line-2: rgba(23,19,11,.14);

  --sapin:    #8A6A32; --sapin-2: #A47F3D; --sapin-3: #C8A96E; --sapin-soft: #F5EFE1;
  --prussian: #17130B; --prussian-2: #4A4438; --prussian-3: #A47F3D; --prussian-soft: #F4F0E6;
  --gold:     #A47F3D; --gold-2: #C8A96E; --gold-soft: #F4ECDC;
  --amber: var(--sapin);

  --grad-brand: linear-gradient(135deg, #C8A96E 0%, #A47F3D 32%, #8A6A32 62%, #17130B 100%);
  --grad-text:  linear-gradient(100deg, #17130B 0%, #8A6A32 45%, #4A4438 90%);

  --shadow-1: 0 1px 2px rgba(23,19,11,.04), 0 2px 6px rgba(23,19,11,.04);
  --shadow-2: 0 6px 20px rgba(23,19,11,.06), 0 2px 6px rgba(23,19,11,.04);
  --shadow-3: 0 24px 60px rgba(23,19,11,.10), 0 8px 20px rgba(23,19,11,.06);

  --r-sm:10px; --r-md:14px; --r-lg:18px; --r-xl:24px; --r-2xl:32px;

  --ff-ui: 'Inter Tight', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  --ff-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

/* RESET */
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0; padding:0}
html{scroll-behavior:smooth; scroll-padding-top:80px}
body{
  font-family:var(--ff-ui);
  background:var(--bg);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  letter-spacing:-.011em;
}
body::before{
  content:""; position:fixed; inset:0;
  background:
    radial-gradient(70% 50% at 15% -10%, rgba(164,127,61,.06), transparent 60%),
    radial-gradient(60% 45% at 100% 10%, rgba(74,68,56,.05), transparent 60%),
    radial-gradient(80% 50% at 50% 120%, rgba(164,127,61,.04), transparent 60%);
  pointer-events:none; z-index:0;
}
a{color:inherit; text-decoration:none}
::selection{background:rgba(74,68,56,.22); color:var(--text)}

/* NAV (le partial fournit des défauts via :where(), mais on définit ici les
   règles "design" propres au site pour cette page) */
.nav{position:sticky; top:0; z-index:80; padding:14px 0; backdrop-filter:saturate(140%) blur(18px); -webkit-backdrop-filter:saturate(140%) blur(18px); background:rgba(250,250,250,.75); border-bottom:1px solid var(--line)}
.nav-inner{max-width:1200px; margin:0 auto; padding:0 28px; display:flex; align-items:center; justify-content:space-between; gap:24px}
.brand{display:inline-flex; align-items:center; gap:10px; font-weight:700; font-size:17px; letter-spacing:-.02em; color:var(--text)}
.brand-name em{font-style:normal; background:var(--grad-brand); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; padding:0 1px}
.logo-mark{width:32px; height:32px; border-radius:10px; display:grid; place-items:center; color:#fff; background:var(--grad-brand); box-shadow:0 6px 16px rgba(138,106,50,.35)}
.logo-mark svg{width:18px; height:18px}
.nav-links{display:flex; gap:4px}
.nav-links a{padding:8px 14px; border-radius:10px; font-size:14px; color:var(--text-2); font-weight:500}
.nav-links a:hover{color:var(--text); background:var(--surface)}
.nav-cta{display:flex; gap:8px; align-items:center}
.btn{display:inline-flex; align-items:center; gap:6px; padding:9px 16px; border-radius:11px; font-family:inherit; font-size:14px; font-weight:600; border:1px solid transparent; cursor:pointer; transition:transform .2s, box-shadow .2s, background .2s, color .2s; letter-spacing:-.01em}
.btn:active{transform:translateY(1px)}
.btn-ghost{background:transparent; color:var(--text-2); border-color:var(--line-2)}
.btn-ghost:hover{color:var(--text); background:var(--surface)}
.btn-brand{background:var(--grad-brand); color:#fff; box-shadow:0 10px 24px rgba(138,106,50,.28), 0 2px 4px rgba(23,19,11,.06)}
.btn-brand:hover{transform:translateY(-1px); box-shadow:0 14px 30px rgba(138,106,50,.36)}
.hamburger{display:none; width:38px; height:38px; border-radius:10px; border:1px solid var(--line-2); background:transparent; color:var(--text); cursor:pointer; align-items:center; justify-content:center}

/* ═══ ARTICLE HEADER ═══ */
.article-header{
  max-width:760px; margin:0 auto; padding:80px 28px 32px;
  position:relative; z-index:1;
}
.crumb{
  display:inline-flex; align-items:center; gap:8px;
  font-size:13px; color:var(--text-3);
  margin-bottom:24px;
}
.crumb a{color:var(--text-3); transition:color .15s}
.crumb a:hover{color:var(--text-2)}
.crumb .sep{opacity:.4}

.article-tag{
  display:inline-flex; align-items:center; gap:8px;
  padding:6px 14px; border-radius:999px;
  font-size:12px; font-weight:700; letter-spacing:.06em; text-transform:uppercase;
  background:var(--cat-soft, var(--sapin-soft));
  color:var(--cat-color, var(--sapin));
  margin-bottom:20px;
}
.article-tag .tag-dot{
  width:7px; height:7px; border-radius:50%;
  background:currentColor;
}

.article-header h1{
  font-size:clamp(36px, 5.5vw, 56px);
  font-weight:700;
  letter-spacing:-.035em;
  line-height:1.05;
  margin:0 0 20px;
}
.article-header h1 em{
  font-style:italic; font-weight:500;
  background:var(--grad-text); -webkit-background-clip:text; background-clip:text; color:transparent;
}
.article-header .lede{
  font-size:20px; color:var(--text-2);
  line-height:1.5;
  margin:0;
}

.article-meta{
  display:flex; align-items:center; gap:16px;
  margin-top:32px; padding-top:24px;
  border-top:1px solid var(--line);
  font-size:14px; color:var(--text-3);
  flex-wrap:wrap;
}
.article-meta .author{
  display:inline-flex; align-items:center; gap:10px;
  color:var(--text);
  font-weight:600;
}
.article-meta .author .avatar{
  width:32px; height:32px; border-radius:50%;
  background:var(--grad-brand);
  display:grid; place-items:center;
  color:#fff; font-size:13px; font-weight:700;
}
.article-meta .sep{opacity:.5}

/* ═══ ARTICLE COVER ═══ */
.article-cover{
  max-width:1100px; margin:0 auto; padding:0 28px;
  position:relative; z-index:1;
}
.article-cover-inner{
  aspect-ratio:2.2;
  border-radius:var(--r-2xl);
  background:linear-gradient(135deg, var(--cat-color-2, #C8A96E) 0%, var(--cat-color, #8A6A32) 100%);
  display:grid; place-items:center;
  color:#fff;
  position:relative;
  overflow:hidden;
  box-shadow:var(--shadow-3);
}
.article-cover-inner::after{
  content:""; position:absolute; inset:0;
  background:
    radial-gradient(circle at 25% 20%, rgba(255,255,255,.18), transparent 55%),
    radial-gradient(circle at 75% 80%, rgba(0,0,0,.12), transparent 55%);
}
.article-cover-inner svg{width:90px; height:90px; opacity:.92; position:relative; z-index:1}

/* ═══ ARTICLE BODY ═══ */
.article-body{
  max-width:680px; margin:0 auto; padding:64px 28px 96px;
  position:relative; z-index:1;
  font-size:17px; line-height:1.7;
  color:var(--text-2);
}
.article-body > p:first-child{
  font-size:19px;
  color:var(--text);
  font-weight:500;
}
.article-body h2{
  font-size:30px; font-weight:700;
  letter-spacing:-.025em; line-height:1.2;
  color:var(--text);
  margin:56px 0 18px;
}
.article-body h3{
  font-size:22px; font-weight:700;
  letter-spacing:-.02em; line-height:1.3;
  color:var(--text);
  margin:36px 0 14px;
}
.article-body h4{
  font-size:17px; font-weight:700;
  color:var(--text);
  margin:28px 0 10px;
  text-transform:uppercase;
  letter-spacing:.04em;
}
.article-body p{margin:0 0 20px}
.article-body strong{color:var(--text); font-weight:600}
.article-body em{font-style:italic; color:var(--text)}
.article-body a{
  color:var(--sapin-2); font-weight:500;
  border-bottom:1px solid rgba(164,127,61,.3);
  transition:border-color .15s, color .15s;
}
.article-body a:hover{color:var(--sapin); border-color:var(--sapin)}

.article-body ul, .article-body ol{
  margin:0 0 24px; padding:0 0 0 4px;
}
.article-body li{
  position:relative; padding-left:28px; margin:0 0 10px;
  list-style:none;
}
.article-body ul li::before{
  content:""; position:absolute; left:8px; top:11px;
  width:6px; height:6px; border-radius:50%;
  background:var(--sapin-2);
}
.article-body ol{counter-reset:art}
.article-body ol li{counter-increment:art}
.article-body ol li::before{
  content:counter(art);
  position:absolute; left:0; top:2px;
  width:22px; height:22px; border-radius:50%;
  background:var(--sapin-soft); color:var(--sapin);
  font-size:12px; font-weight:700;
  display:grid; place-items:center;
  font-family:var(--ff-mono);
}

.article-body blockquote{
  margin:32px 0;
  padding:20px 28px;
  background:var(--surface);
  border-left:3px solid var(--sapin-2);
  border-radius:0 var(--r-md) var(--r-md) 0;
  font-size:17px; color:var(--text);
  font-style:italic;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body blockquote cite{
  display:block; margin-top:10px;
  font-style:normal; font-size:13.5px; font-weight:600;
  color:var(--text-3);
}

.article-body code{
  font-family:var(--ff-mono); font-size:.92em;
  padding:2px 6px;
  background:var(--surface-2);
  border-radius:6px;
  color:var(--prussian);
}
.article-body pre{
  margin:24px 0;
  padding:20px 24px;
  background:var(--prussian);
  color:#F4F0E6;
  border-radius:var(--r-md);
  overflow-x:auto;
  font-size:14px; line-height:1.6;
}
.article-body pre code{
  background:none; padding:0; color:inherit;
}

.article-body img{
  width:100%; height:auto;
  border-radius:var(--r-lg);
  margin:32px 0;
  box-shadow:var(--shadow-2);
}

.article-body hr{
  border:0; height:1px;
  background:var(--line);
  margin:48px 0;
}

/* Callout boxes */
.callout{
  margin:32px 0;
  padding:20px 24px;
  border-radius:var(--r-md);
  background:var(--sapin-soft);
  border:1px solid rgba(164,127,61,.15);
  display:flex; gap:16px; align-items:flex-start;
}
.callout svg{
  flex-shrink:0; width:22px; height:22px;
  color:var(--sapin); margin-top:2px;
}
.callout-info{background:var(--prussian-soft); border-color:rgba(164,127,61,.15)}
.callout-info svg{color:var(--prussian-2)}
.callout-warn{background:var(--gold-soft); border-color:rgba(164,127,61,.2)}
.callout-warn svg{color:var(--gold)}
.callout p{margin:0; color:var(--text); font-size:15px}
.callout p:not(:last-child){margin-bottom:8px}

/* ═══ ARTICLE FOOTER (CTA + back) ═══ */
.article-end{
  max-width:680px; margin:0 auto; padding:0 28px 64px;
  position:relative; z-index:1;
  display:flex; gap:16px; align-items:center; justify-content:space-between;
  flex-wrap:wrap;
}
.back-link{
  display:inline-flex; align-items:center; gap:8px;
  font-size:14px; font-weight:600;
  color:var(--text-2);
  padding:10px 16px; border-radius:10px;
  border:1px solid var(--line-2);
  transition:all .2s;
}
.back-link:hover{color:var(--text); border-color:var(--line-3); background:var(--surface)}
.back-link .chev{transition:transform .25s cubic-bezier(.16,1.1,.3,1)}
.back-link:hover .chev{transform:translateX(-3px)}

.share-actions{display:flex; gap:8px}
.share-btn{
  display:inline-flex; align-items:center; justify-content:center;
  width:38px; height:38px; border-radius:10px;
  border:1px solid var(--line-2);
  color:var(--text-3); background:var(--bg-2);
  cursor:pointer; transition:all .2s;
}
.share-btn:hover{color:var(--text); border-color:var(--line-3); background:var(--surface)}
.share-btn svg{width:16px; height:16px}

/* ═══ RELATED CTA ═══ */
.related-cta{
  max-width:1100px; margin:0 auto 96px; padding:0 28px;
  position:relative; z-index:1;
}
.related-cta-inner{
  padding:48px;
  border-radius:var(--r-2xl);
  background:var(--grad-brand);
  color:#fff;
  display:grid; grid-template-columns:1.5fr 1fr; gap:32px; align-items:center;
  box-shadow:0 20px 50px rgba(138,106,50,.25);
  position:relative; overflow:hidden;
}
.related-cta-inner::before{
  content:""; position:absolute; inset:0;
  background:radial-gradient(circle at 80% 20%, rgba(255,255,255,.12), transparent 50%);
}
.related-cta h3{
  font-size:28px; font-weight:700; letter-spacing:-.02em;
  margin:0 0 10px; line-height:1.2;
  position:relative; z-index:1;
}
.related-cta p{
  font-size:16px; margin:0;
  color:rgba(255,255,255,.85);
  line-height:1.55;
  position:relative; z-index:1;
}
.related-cta-actions{
  display:flex; flex-direction:column; gap:10px;
  position:relative; z-index:1;
}
.related-cta .btn{
  justify-content:center;
  background:#fff; color:var(--sapin);
  padding:12px 24px;
  border-color:transparent;
  font-weight:700;
}
.related-cta .btn:hover{background:rgba(255,255,255,.92); transform:translateY(-1px)}
.related-cta .btn-secondary{
  background:transparent;
  color:#fff;
  border:1px solid rgba(255,255,255,.3);
}
.related-cta .btn-secondary:hover{background:rgba(255,255,255,.1)}

/* ═══ FOOTER (le partial fournit les défauts) ═══ */
.foot{background:var(--bg-2); border-top:1px solid var(--line); padding:56px 28px 28px; position:relative; z-index:1}
.foot-inner{max-width:1200px; margin:0 auto; display:grid; grid-template-columns:1.5fr 1fr 1fr 1fr; gap:40px}
.foot-brand p{font-size:13.5px; color:var(--text-3); line-height:1.6; margin:14px 0 0; max-width:340px}
.foot h5{font-size:12px; text-transform:uppercase; letter-spacing:.1em; font-weight:700; color:var(--text-3); margin:0 0 14px}
.foot ul{list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:9px}
.foot ul a{font-size:14px; color:var(--text-2)}
.foot ul a:hover{color:var(--text)}
.foot-bottom{max-width:1200px; margin:40px auto 0; padding-top:24px; border-top:1px solid var(--line); display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:12px; font-size:13px; color:var(--text-3)}

/* ═══ Responsive ═══ */
@media (max-width: 920px){
  .nav-links{display:none}
  .hamburger{display:inline-flex}
  .nav-cta .btn-ghost{display:none}
}
@media (max-width: 780px){
  .article-header{padding:56px 20px 24px}
  .article-cover{padding:0 20px}
  .article-cover-inner{aspect-ratio:1.7}
  .article-body{padding:40px 20px 64px; font-size:16px}
  .article-body h2{font-size:26px; margin:40px 0 14px}
  .article-body h3{font-size:20px}
  .article-end{padding:0 20px 48px}
  .related-cta-inner{grid-template-columns:1fr; padding:32px; gap:24px; text-align:center}
  .foot-inner{grid-template-columns:1fr 1fr; gap:32px}
}