/* ELYSIUM SERVICES — Styles Blog Astro
   Indépendant de index.html (pas de collision)
   Tokens cohérents avec le site principal */

:root {
  --navy: #1E3163;
  --navy-d: #162450;
  --gold: #c9a96e;
  --green: #7AB800;
  --off: #f7f8fa;
  --line: #e5e7eb;
  --text-d: #111827;
  --text-m: #374151;
  --text-l: #6b7280;
  --r: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --sh-xs: 0 1px 2px rgba(0,0,0,.04);
  --sh: 0 4px 12px rgba(0,0,0,.06);
  --sh-lg: 0 10px 30px rgba(0,0,0,.08);
  --fh: 'Barlow Condensed', system-ui, sans-serif;
  --fb: 'Barlow', system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; padding: 0;
  font-family: var(--fb);
  color: var(--text-d);
  background: #fff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--navy); text-decoration: none; transition: color .2s; }
a:hover { color: var(--gold); }
h1, h2, h3, h4 { font-family: var(--fh); color: var(--navy); margin: 0 0 16px; line-height: 1.25; }

/* ── HEADER ── */
.bh {
  background: #fff;
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 100;
  box-shadow: var(--sh-xs);
}
.bh-wrap {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px; gap: 24px;
}
.bh-logo { display: flex; align-items: center; gap: 10px; color: var(--navy); }
.bh-logo img { width: 38px; height: 38px; }
.bh-logo-text { font-family: var(--fh); font-weight: 700; font-size: 1.1rem; letter-spacing: .5px; }
.bh-logo-text b { color: var(--gold); font-weight: 800; }
.bh nav { display: flex; gap: 22px; flex: 1; justify-content: center; }
.bh nav a { font-size: .92rem; font-weight: 500; color: var(--text-m); }
.bh nav a:hover { color: var(--navy); }
.bh-cta {
  background: var(--navy); color: #fff !important;
  padding: 10px 18px; border-radius: var(--r);
  font-weight: 600; font-size: .9rem;
}
.bh-cta:hover { background: var(--gold); }

@media (max-width: 768px) {
  .bh nav { display: none; }
  .bh-wrap { padding: 12px 16px; }
}

/* ── HERO BLOG ── */
.blog-hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-d) 100%);
  color: #fff;
  padding: 80px 24px 60px;
  text-align: center;
}
.blog-hero h1 {
  color: #fff; font-size: 2.6rem; margin: 0 0 16px;
  max-width: 800px; margin-inline: auto;
}
.blog-hero p { font-size: 1.1rem; opacity: .9; max-width: 640px; margin: 0 auto; }
.blog-hero-eyebrow {
  display: inline-block; color: var(--gold);
  font-size: .82rem; letter-spacing: 2px;
  text-transform: uppercase; margin-bottom: 12px;
}

/* ── CATEGORIES BAR ── */
.cat-bar {
  display: flex; gap: 10px; flex-wrap: wrap;
  justify-content: center;
  max-width: 1200px; margin: 32px auto;
  padding: 0 24px;
}
.cat-chip {
  padding: 8px 16px; background: var(--off);
  border: 1px solid var(--line); border-radius: 999px;
  font-size: .85rem; font-weight: 500; color: var(--text-m);
}
.cat-chip:hover, .cat-chip.active {
  background: var(--navy); color: #fff; border-color: var(--navy);
}

/* ── ARTICLE GRID ── */
.article-grid {
  max-width: 1200px; margin: 48px auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
}

.ac {
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--r-lg); overflow: hidden;
  transition: all .25s;
  display: flex; flex-direction: column;
}
.ac:hover { box-shadow: var(--sh); transform: translateY(-3px); }
.ac-img-link { display: block; aspect-ratio: 16/9; overflow: hidden; background: var(--off); }
.ac-img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.ac:hover .ac-img { transform: scale(1.04); }
.ac-body { padding: 22px; display: flex; flex-direction: column; flex: 1; }
.ac-cat {
  display: inline-block; font-size: .75rem; font-weight: 700;
  color: var(--gold); text-transform: uppercase; letter-spacing: 1px;
  margin-bottom: 10px;
}
.ac-title { font-size: 1.25rem; line-height: 1.3; margin: 0 0 12px; }
.ac-title a { color: var(--navy); }
.ac-title a:hover { color: var(--gold); }
.ac-excerpt { color: var(--text-m); font-size: .95rem; flex: 1; margin-bottom: 14px; }
.ac-meta { font-size: .82rem; color: var(--text-l); }

/* ── ARTICLE PAGE ── */
.article-wrap { max-width: 760px; margin: 0 auto; padding: 0 24px; }
.article-hero {
  text-align: center; padding: 60px 0 40px;
}
.article-cat {
  font-size: .82rem; color: var(--gold); font-weight: 700;
  text-transform: uppercase; letter-spacing: 2px; margin-bottom: 12px;
}
.article-title { font-size: 2.4rem; line-height: 1.2; margin: 0 0 20px; }
.article-meta {
  font-size: .92rem; color: var(--text-l);
  display: flex; gap: 14px; justify-content: center; flex-wrap: wrap;
}
.article-cover {
  margin: 0 -24px 40px;
  border-radius: var(--r-lg); overflow: hidden;
}
.article-cover img { aspect-ratio: 16/9; object-fit: cover; }

/* ── PORTABLE TEXT BODY ── */
.pt-body {
  font-size: 1.06rem; color: var(--text-m); line-height: 1.75;
  margin-bottom: 48px;
}
.pt-body h2 {
  font-size: 1.7rem; margin: 48px 0 18px;
  padding-bottom: 10px; border-bottom: 2px solid var(--off);
}
.pt-body h3 { font-size: 1.3rem; margin: 32px 0 14px; }
.pt-body h4 { font-size: 1.1rem; margin: 24px 0 12px; }
.pt-body p { margin: 0 0 18px; }
.pt-body ul, .pt-body ol { margin: 0 0 20px; padding-left: 24px; }
.pt-body li { margin-bottom: 8px; }
.pt-body blockquote {
  margin: 24px 0; padding: 18px 24px;
  background: oklch(96.5% 0.018 80);
  border: 1px solid oklch(88% 0.05 80);
  border-radius: var(--r);
  font-style: italic; color: var(--text-d);
}
.pt-body code {
  background: var(--off); padding: 2px 6px;
  border-radius: 4px; font-size: .9em;
  font-family: ui-monospace, SFMono-Regular, monospace;
}
.pt-figure { margin: 32px 0; }
.pt-figure img { border-radius: var(--r); }
.pt-caption {
  font-size: .85rem; color: var(--text-l);
  text-align: center; margin-top: 8px;
}

/* ── FAQ ── */
.faq-section {
  background: var(--off); border-radius: var(--r-lg);
  padding: 32px; margin: 48px 0;
}
.faq-title { font-size: 1.5rem; margin: 0 0 20px; }
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--r); padding: 14px 18px;
}
.faq-q {
  font-weight: 600; cursor: pointer;
  color: var(--navy); font-size: 1rem;
  list-style: none; position: relative; padding-right: 28px;
}
.faq-q::after {
  content: '+'; position: absolute; right: 0; top: -2px;
  font-size: 1.4rem; color: var(--gold); font-weight: 300;
  transition: transform .2s;
}
.faq-item[open] .faq-q::after { transform: rotate(45deg); }
.faq-a {
  margin-top: 10px; color: var(--text-m);
  font-size: .94rem; line-height: 1.6;
}

/* ── CTA ── */
.cta-block {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-d) 100%);
  color: #fff; border-radius: var(--r-lg);
  padding: 40px; margin: 48px 0;
  text-align: center;
}
.cta-title { color: #fff; font-size: 1.6rem; margin: 0 0 12px; }
.cta-desc { color: rgba(255,255,255,.85); margin: 0 0 24px; font-size: 1rem; }
.cta-btn {
  display: inline-block; background: var(--gold); color: var(--navy) !important;
  padding: 14px 32px; border-radius: var(--r);
  font-weight: 700; font-size: .96rem;
  text-transform: uppercase; letter-spacing: .8px;
  transition: all .2s;
}
.cta-btn:hover { background: #fff; transform: translateY(-2px); box-shadow: var(--sh-lg); }

/* ── RELATED ── */
.related-section {
  border-top: 1px solid var(--line);
  padding: 48px 0;
}
.related-title { font-size: 1.4rem; margin: 0 0 24px; text-align: center; }
.related-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

/* ── FOOTER ── */
.bf {
  background: var(--navy);
  color: rgba(255,255,255,.85);
  padding: 56px 0 0;
  margin-top: 80px;
}
.bf-wrap {
  max-width: 1200px; margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 40px;
}
.bf h4 { color: var(--gold); font-size: 1rem; margin: 0 0 16px; text-transform: uppercase; letter-spacing: 1.2px; }
.bf ul { list-style: none; padding: 0; margin: 0; }
.bf li { margin-bottom: 8px; }
.bf a { color: rgba(255,255,255,.75); font-size: .92rem; }
.bf a:hover { color: var(--gold); }
.bf p { margin: 0 0 8px; font-size: .92rem; }
.bf-brand {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 14px;
}
.bf-brand strong { font-family: var(--fh); font-size: 1.1rem; color: #fff; }
.bf-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 20px 24px; margin-top: 40px;
  text-align: center; color: rgba(255,255,255,.6);
}

/* ── BREADCRUMBS ── */
.breadcrumbs {
  font-size: .85rem; color: var(--text-l);
  max-width: 760px; margin: 24px auto 0; padding: 0 24px;
}
.breadcrumbs a { color: var(--text-m); }
.breadcrumbs a:hover { color: var(--navy); }
.breadcrumbs span { margin: 0 8px; }

/* ── EMPTY STATE ── */
.empty-state {
  text-align: center; padding: 80px 24px;
  color: var(--text-l);
}

/* ── RESPONSIVE ── */
@media (max-width: 640px) {
  .blog-hero h1 { font-size: 2rem; }
  .article-title { font-size: 1.7rem; }
  .article-cover { margin: 0 0 32px; }
  .pt-body h2 { font-size: 1.4rem; }
  .cta-block { padding: 28px 20px; }
  .faq-section { padding: 22px; }
}