/* ==========================================================================
   prix-russophonie.fr — Stylesheet principal
   Mood board : Bibliotheque & papier
   Palette : ivoire/bordeaux/or — 70/20/10
   ========================================================================== */

/* Fonts ------------------------------------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=Lora:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;1,400;1,500&display=swap');

/* Design tokens ----------------------------------------------------------- */
:root {
  /* Couleurs — Bibliotheque & papier */
  --encre-noire: #1a1612;
  --bordeaux-petersbourg: #6b1e24;
  --bordeaux-clair: #8c2d33;
  --or-feuille: #c9a96e;
  --or-profond: #a88548;
  --papier-creme: #ede0c8;
  --ivoire-vieux-papier: #f5eadc;
  --gris-lino: #8a7f6e;

  /* Derives opacite */
  --encre-80: rgba(26, 22, 18, 0.8);
  --encre-65: rgba(26, 22, 18, 0.65);
  --encre-40: rgba(26, 22, 18, 0.4);
  --encre-20: rgba(26, 22, 18, 0.2);
  --encre-10: rgba(26, 22, 18, 0.1);
  --encre-06: rgba(26, 22, 18, 0.06);
  --ivoire-95: rgba(245, 234, 220, 0.95);
  --ivoire-75: rgba(245, 234, 220, 0.75);
  --ivoire-40: rgba(245, 234, 220, 0.4);
  --bordeaux-20: rgba(107, 30, 36, 0.2);
  --or-20: rgba(201, 169, 110, 0.2);

  /* Polices */
  --ff-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --ff-body: 'Lora', Georgia, 'Times New Roman', serif;
  --ff-accent: 'Cormorant Garamond', Georgia, serif;

  /* Mesures */
  --measure-article: 720px;
  --measure-wide: 1280px;
  --measure-hero: 1440px;
  --gutter: clamp(1rem, 4vw, 2rem);

  /* Transitions */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur-fast: 300ms;
  --dur: 500ms;
  --dur-slow: 700ms;
}

/* Reset ------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--ff-body);
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--encre-noire);
  background: var(--ivoire-vieux-papier);
  font-feature-settings: 'liga' 1, 'kern' 1;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--bordeaux-clair); text-decoration: none; transition: color var(--dur-fast) var(--ease); }
a:hover { color: var(--bordeaux-petersbourg); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
h1, h2, h3, h4, h5, h6 { font-family: var(--ff-display); font-weight: 600; color: var(--encre-noire); line-height: 1.2; margin: 0 0 0.5em; }

/* Utilites ---------------------------------------------------------------- */
.container { max-width: var(--measure-wide); margin: 0 auto; padding: 0 var(--gutter); }
.container-narrow { max-width: var(--measure-article); margin: 0 auto; padding: 0 var(--gutter); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

/* Reveal animations ------------------------------------------------------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease); }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* Kicker cyrillique ------------------------------------------------------- */
.kicker {
  font-family: var(--ff-accent);
  font-style: italic;
  font-size: 0.9375rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--or-profond);
  margin: 0 0 1rem;
}
.kicker-cyrillic { letter-spacing: 0.15em; }

/* Filet dore sous H2 ------------------------------------------------------ */
.filet-h2 {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin: 0 auto 1.5rem;
  max-width: 12rem;
}
.filet-h2::before, .filet-h2::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--or-feuille);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--dur-slow) var(--ease) 200ms;
}
.filet-h2.visible::before, .filet-h2.visible::after { transform: scaleX(1); }
.filet-h2 svg { flex-shrink: 0; width: 12px; height: 12px; color: var(--or-feuille); }

/* Header ------------------------------------------------------------------ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--ivoire-95);
  backdrop-filter: saturate(1.2) blur(8px);
  border-bottom: 1px solid var(--encre-10);
  transition: background var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.site-header.scrolled { background: var(--ivoire-95); box-shadow: 0 2px 12px var(--encre-06); }
.site-header .container { display: flex; align-items: center; justify-content: space-between; padding-top: 1rem; padding-bottom: 1rem; gap: 1.5rem; }
.site-logo { font-family: var(--ff-display); font-size: 1.375rem; font-weight: 600; color: var(--encre-noire); letter-spacing: -0.01em; }
.site-logo span { color: var(--bordeaux-petersbourg); }
.site-nav { display: flex; gap: 2rem; }
.site-nav a { font-family: var(--ff-body); font-size: 0.9375rem; color: var(--encre-noire); font-weight: 500; letter-spacing: 0.02em; }
.site-nav a:hover { color: var(--bordeaux-petersbourg); text-decoration: none; border-bottom: 1px solid var(--or-feuille); padding-bottom: 2px; }
.nav-toggle { display: none; background: none; border: 0; padding: 0.25rem; cursor: pointer; color: var(--encre-noire); }

/* Hero -------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 5rem var(--gutter);
  overflow: hidden;
  background: var(--encre-noire);
  color: var(--ivoire-vieux-papier);
}
.hero-home { min-height: 80vh; max-height: 820px; }
.hero-bg { position: absolute; inset: 0; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(26, 22, 18, 0.15) 0%, rgba(26, 22, 18, 0.35) 45%, rgba(26, 22, 18, 0.65) 100%);
}
.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: var(--measure-article);
}
.hero-content h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  color: var(--ivoire-vieux-papier);
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.4);
  font-style: italic;
  font-weight: 500;
}
.hero-home h1 { font-size: clamp(2.5rem, 6vw, 4.25rem); }
.hero-lead { font-family: var(--ff-accent); font-size: clamp(1.125rem, 2vw, 1.375rem); font-style: italic; color: var(--papier-creme); margin-top: 1.5rem; line-height: 1.55; }
.hero-meta { margin-top: 1.5rem; font-family: var(--ff-body); font-size: 0.9375rem; color: var(--or-feuille); letter-spacing: 0.08em; text-transform: uppercase; }
.hero-meta time { color: var(--or-feuille); }
.hero-cta { margin-top: 2rem; display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  font-family: var(--ff-body);
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid var(--or-feuille);
  background: transparent;
  color: var(--ivoire-vieux-papier);
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease);
}
.btn:hover { background: var(--or-feuille); color: var(--encre-noire); text-decoration: none; border-color: var(--or-feuille); }
.btn-primary { background: var(--bordeaux-petersbourg); border-color: var(--bordeaux-petersbourg); }
.btn-primary:hover { background: var(--bordeaux-clair); border-color: var(--bordeaux-clair); color: var(--ivoire-vieux-papier); }

/* Breadcrumb -------------------------------------------------------------- */
.breadcrumb { font-family: var(--ff-body); font-size: 0.875rem; color: var(--papier-creme); margin-bottom: 1rem; }
.breadcrumb a { color: var(--or-feuille); }
.breadcrumb a:hover { color: var(--ivoire-vieux-papier); text-decoration: underline; }
.breadcrumb span { margin: 0 0.5rem; opacity: 0.65; }

/* Article body ------------------------------------------------------------ */
.article-summary {
  font-family: var(--ff-accent);
  font-style: italic;
  font-size: 1.25rem;
  line-height: 1.65;
  color: var(--encre-65);
  max-width: var(--measure-article);
  margin: 3rem auto 2rem;
  padding: 0 var(--gutter);
  text-align: center;
  border-bottom: 1px solid var(--or-20);
  padding-bottom: 2rem;
}

.article-container { display: grid; grid-template-columns: 220px minmax(0, var(--measure-article)); gap: 3rem; max-width: calc(var(--measure-article) + 220px + 3rem + 2 * var(--gutter)); margin: 0 auto; padding: 2rem var(--gutter) 4rem; }
.article-toc { position: sticky; top: 5rem; align-self: start; max-height: calc(100vh - 7rem); overflow-y: auto; }
.article-toc .toc-title { font-family: var(--ff-accent); font-style: italic; font-size: 0.875rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--or-profond); margin-bottom: 1rem; }
.article-toc ol { list-style: none; padding: 0; margin: 0; counter-reset: toc; }
.article-toc li { counter-increment: toc; font-size: 0.9375rem; line-height: 1.4; margin-bottom: 0.75rem; position: relative; padding-left: 2rem; }
.article-toc li::before { content: counter(toc, upper-roman) "."; position: absolute; left: 0; font-family: var(--ff-accent); font-style: italic; color: var(--or-profond); font-size: 0.875rem; }
.article-toc a { color: var(--encre-65); }
.article-toc a:hover { color: var(--bordeaux-petersbourg); text-decoration: none; }

.article-body { font-size: 1.0625rem; line-height: 1.8; color: var(--encre-noire); }
.article-body a { color: var(--bordeaux-petersbourg); border-bottom: 1px solid var(--or-feuille); text-decoration: none; transition: background var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease); padding: 0 2px; }
.article-body a:hover { background: var(--or-20); border-bottom-color: var(--bordeaux-petersbourg); color: var(--bordeaux-petersbourg); }
.article-body > p:first-of-type::first-letter {
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: 4.5em;
  line-height: 0.85;
  float: left;
  margin: 0.1em 0.5rem 0 0;
  color: var(--bordeaux-petersbourg);
  background: var(--papier-creme);
  padding: 0.1em 0.2em;
  border: 1px solid var(--or-feuille);
}
.article-body h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-top: 3rem;
  margin-bottom: 1rem;
  position: relative;
  padding-top: 2rem;
}
.article-body h2::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 4rem;
  height: 1px;
  background: var(--or-feuille);
}
.article-body h3 { font-size: 1.25rem; margin-top: 2rem; color: var(--bordeaux-petersbourg); font-weight: 500; font-style: italic; }
.article-body p { margin: 0 0 1.25rem; }
.article-body ul, .article-body ol { margin: 0 0 1.5rem; padding-left: 1.5rem; }
.article-body li { margin-bottom: 0.5rem; }
.article-body blockquote {
  margin: 2rem 0;
  padding: 1.25rem 1.75rem;
  border-left: 3px solid var(--bordeaux-petersbourg);
  background: var(--papier-creme);
  font-family: var(--ff-accent);
  font-style: italic;
  font-size: 1.1875rem;
  line-height: 1.6;
  color: var(--encre-80);
}
.article-body blockquote p:last-child { margin-bottom: 0; }
.article-body blockquote cite { display: block; margin-top: 0.75rem; font-family: var(--ff-body); font-size: 0.9375rem; font-style: normal; color: var(--gris-lino); }
.article-body img { display: block; width: 100%; height: auto; max-width: 100%; aspect-ratio: 3 / 2; object-fit: cover; border-radius: 2px; margin: 2.5rem auto; border: 1px solid var(--or-20); box-shadow: 0 4px 16px var(--encre-06); }
.article-body table { width: 100%; border-collapse: collapse; margin: 2rem 0; font-size: 0.9375rem; }
.article-body th, .article-body td { padding: 0.75rem 1rem; text-align: left; border-bottom: 1px solid var(--or-20); }
.article-body th { background: var(--papier-creme); font-family: var(--ff-display); font-weight: 600; color: var(--encre-noire); font-size: 0.875rem; letter-spacing: 0.02em; }
.article-body tbody tr:hover { background: var(--encre-06); }

/* Pull quote -------------------------------------------------------------- */
.pull-quote {
  font-family: var(--ff-accent);
  font-style: italic;
  font-size: clamp(1.375rem, 2.5vw, 1.75rem);
  line-height: 1.45;
  color: var(--encre-noire);
  padding: 2rem 0 2rem 2rem;
  margin: 3rem 0;
  border-left: 3px solid var(--bordeaux-petersbourg);
  position: relative;
}
.pull-quote::before {
  content: '«';
  font-family: var(--ff-display);
  font-size: 4rem;
  color: var(--or-feuille);
  position: absolute;
  top: -0.5rem;
  left: 1rem;
  line-height: 1;
}
.pull-quote cite { display: block; font-family: var(--ff-body); font-size: 0.9375rem; font-style: normal; color: var(--gris-lino); margin-top: 1rem; }

/* Exergue russe/francais -------------------------------------------------- */
.exergue {
  margin: 3rem auto;
  padding: 2rem;
  background: var(--papier-creme);
  border-left: 3px solid var(--or-feuille);
  border-right: 3px solid var(--or-feuille);
  text-align: center;
  max-width: 38rem;
}
.exergue-ru { font-family: var(--ff-accent); font-style: italic; font-size: 1.5rem; color: var(--bordeaux-petersbourg); margin-bottom: 0.75rem; }
.exergue-fr { font-family: var(--ff-body); font-size: 1.0625rem; color: var(--encre-80); margin-bottom: 0.75rem; }
.exergue-source { font-family: var(--ff-body); font-size: 0.8125rem; color: var(--gris-lino); font-style: italic; letter-spacing: 0.05em; }

/* FAQ --------------------------------------------------------------------- */
.faq-section { max-width: var(--measure-article); margin: 4rem auto; padding: 0 var(--gutter); }
.faq-section h2 { font-size: clamp(1.75rem, 3vw, 2.25rem); text-align: center; margin-bottom: 2.5rem; position: relative; padding-top: 2rem; }
.faq-section h2::before { content: ''; position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 4rem; height: 1px; background: var(--or-feuille); }
.faq-item { border-bottom: 1px solid var(--or-20); padding: 1.25rem 0; }
.faq-question { display: flex; align-items: center; justify-content: space-between; gap: 1rem; width: 100%; background: none; border: 0; padding: 0; font-family: var(--ff-display); font-size: 1.0625rem; font-weight: 500; color: var(--encre-noire); text-align: left; cursor: pointer; line-height: 1.4; }
.faq-toggle { font-family: var(--ff-display); font-size: 1.5rem; color: var(--or-feuille); transition: transform var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease); flex-shrink: 0; }
.faq-item.open .faq-toggle { transform: rotate(45deg); color: var(--bordeaux-petersbourg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height var(--dur) var(--ease); }
.faq-item.open .faq-answer { max-height: 1200px; }
.faq-answer-inner { padding: 1rem 0 0.25rem; color: var(--encre-80); font-size: 1rem; line-height: 1.7; }

/* Related cards ----------------------------------------------------------- */
.related-section { max-width: var(--measure-wide); margin: 4rem auto 0; padding: 3rem var(--gutter) 4rem; border-top: 1px solid var(--or-20); }
.related-section h2 { text-align: center; font-size: 1.75rem; margin-bottom: 2.5rem; position: relative; padding-top: 2rem; }
.related-section h2::before { content: ''; position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 4rem; height: 1px; background: var(--or-feuille); }
.related-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.5rem; }
.related-card { background: var(--ivoire-95); border: 1px solid var(--or-20); padding: 1.5rem; transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease); position: relative; }
.related-card:hover { transform: translateY(-4px); box-shadow: 0 8px 24px var(--encre-10); text-decoration: none; }
.related-card .kicker { font-size: 0.75rem; margin-bottom: 0.5rem; }
.related-card h3 { font-family: var(--ff-display); font-size: 1.125rem; color: var(--bordeaux-petersbourg); margin-bottom: 0.5rem; }
.related-card p { font-size: 0.9375rem; color: var(--encre-80); margin: 0; line-height: 1.55; }

/* Card fiche laureat ------------------------------------------------------ */
.card-laureat {
  background: var(--ivoire-vieux-papier);
  border: 1px solid var(--or-feuille);
  padding: 1.75rem 1.5rem;
  position: relative;
  transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.card-laureat::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 18px;
  height: 18px;
  background: linear-gradient(135deg, transparent 50%, var(--papier-creme) 50%);
  border-top: 1px solid var(--or-feuille);
  border-left: 1px solid var(--or-feuille);
}
.card-laureat:hover { transform: translateY(-2px); box-shadow: 0 6px 18px var(--encre-06); }
.card-laureat-annee { font-family: var(--ff-accent); font-style: italic; font-size: 0.875rem; letter-spacing: 0.1em; color: var(--or-profond); margin-bottom: 0.5rem; }
.card-laureat h3 { font-family: var(--ff-display); font-size: 1.125rem; color: var(--encre-noire); margin: 0 0 0.375rem; }
.card-laureat .laureat-livre { font-family: var(--ff-accent); font-style: italic; color: var(--bordeaux-petersbourg); font-size: 1rem; margin-bottom: 0.5rem; }
.card-laureat .laureat-trad { font-size: 0.875rem; color: var(--encre-65); }

/* Home sections ----------------------------------------------------------- */
.section { padding: 5rem var(--gutter); }
.section-alt { background: var(--papier-creme); }
.section-dark { background: var(--encre-noire); color: var(--ivoire-vieux-papier); }
.section-dark h1, .section-dark h2, .section-dark h3 { color: var(--ivoire-vieux-papier); }
.section-dark a { color: var(--or-feuille); }
.section-dark a:hover { color: var(--ivoire-vieux-papier); }
.section-intro { max-width: 54rem; margin: 0 auto; text-align: center; }
.section-intro h2 { font-size: clamp(1.75rem, 3vw, 2.5rem); margin-bottom: 1rem; font-style: italic; font-weight: 500; }
.section-intro p { font-family: var(--ff-accent); font-style: italic; font-size: 1.1875rem; line-height: 1.65; color: var(--encre-65); }

/* Grille guides home ------------------------------------------------------ */
.guides-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.75rem; max-width: var(--measure-wide); margin: 3rem auto 0; }
.guide-card { background: var(--ivoire-vieux-papier); border: 1px solid var(--or-20); overflow: hidden; transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease); display: flex; flex-direction: column; }
.guide-card:hover { transform: translateY(-4px); box-shadow: 0 10px 28px var(--encre-10); text-decoration: none; }
.guide-card-image { aspect-ratio: 3 / 2; overflow: hidden; background: var(--papier-creme); }
.guide-card-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease); }
.guide-card:hover .guide-card-image img { transform: scale(1.03); }
.guide-card-body { padding: 1.5rem; flex: 1; display: flex; flex-direction: column; }
.guide-card .kicker { font-size: 0.75rem; margin-bottom: 0.5rem; }
.guide-card h3 { font-family: var(--ff-display); font-size: 1.25rem; color: var(--encre-noire); margin-bottom: 0.5rem; line-height: 1.3; }
.guide-card p { font-size: 0.9375rem; line-height: 1.55; color: var(--encre-80); margin-bottom: 0; flex: 1; }

/* Blog teaser ------------------------------------------------------------- */
.blog-teaser-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 2rem; max-width: var(--measure-wide); margin: 2.5rem auto 0; }
.blog-teaser-card { display: flex; flex-direction: column; background: var(--ivoire-vieux-papier); border: 1px solid var(--or-20); overflow: hidden; transition: transform var(--dur-fast) var(--ease); }
.blog-teaser-card:hover { transform: translateY(-3px); text-decoration: none; box-shadow: 0 8px 22px var(--encre-10); }
.blog-teaser-image { aspect-ratio: 3 / 2; overflow: hidden; }
.blog-teaser-image img { width: 100%; height: 100%; object-fit: cover; }
.blog-teaser-body { padding: 1.25rem; flex: 1; display: flex; flex-direction: column; }
.blog-teaser-card time { font-family: var(--ff-body); font-size: 0.8125rem; color: var(--gris-lino); letter-spacing: 0.05em; }
.blog-teaser-card h3 { font-family: var(--ff-display); font-size: 1.125rem; color: var(--encre-noire); margin: 0.5rem 0; line-height: 1.3; }
.blog-teaser-card p { font-size: 0.9375rem; line-height: 1.55; color: var(--encre-80); margin: 0; }

/* Section immersive ------------------------------------------------------- */
.immersive {
  position: relative;
  min-height: 480px;
  padding: 6rem var(--gutter);
  color: var(--ivoire-vieux-papier);
  text-align: center;
  overflow: hidden;
}
.immersive .immersive-bg { position: absolute; inset: 0; }
.immersive .immersive-bg img { width: 100%; height: 100%; object-fit: cover; filter: brightness(0.55); }
.immersive .immersive-content { position: relative; z-index: 1; max-width: 42rem; margin: 0 auto; }
.immersive .kicker { color: var(--or-feuille); }
.immersive h2 { font-size: clamp(2rem, 4vw, 3rem); color: var(--ivoire-vieux-papier); font-style: italic; font-weight: 500; }
.immersive p { font-family: var(--ff-accent); font-style: italic; font-size: 1.25rem; line-height: 1.6; color: var(--papier-creme); margin: 1.5rem 0; }

/* Timeline archives ------------------------------------------------------- */
.timeline { position: relative; max-width: 52rem; margin: 3rem auto; padding: 0 1rem; }
.timeline::before {
  content: '';
  position: absolute;
  left: 10px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, transparent 0%, var(--or-feuille) 10%, var(--or-feuille) 90%, transparent 100%);
}
.timeline-entry { position: relative; padding-left: 3rem; margin-bottom: 3rem; }
.timeline-entry::before {
  content: '';
  position: absolute;
  left: 4px;
  top: 0.25rem;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--bordeaux-petersbourg);
  border: 2px solid var(--ivoire-vieux-papier);
  box-shadow: 0 0 0 1px var(--or-feuille);
}
.timeline-entry h3 { font-family: var(--ff-display); font-size: 1.5rem; color: var(--or-profond); margin-bottom: 1rem; font-style: italic; }
.timeline-entry .annee { font-family: var(--ff-accent); font-style: italic; font-size: 0.9375rem; letter-spacing: 0.1em; color: var(--or-profond); }

/* Footer ------------------------------------------------------------------ */
.site-footer { background: var(--encre-noire); color: var(--papier-creme); padding: 4rem 0 2rem; margin-top: 4rem; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 2.5rem; }
.footer-brand h3 { font-family: var(--ff-display); font-size: 1.375rem; color: var(--ivoire-vieux-papier); margin-bottom: 0.75rem; }
.footer-brand p { font-family: var(--ff-accent); font-style: italic; font-size: 0.9375rem; line-height: 1.6; color: var(--papier-creme); opacity: 0.85; }
.footer-col h4 { font-family: var(--ff-accent); font-style: italic; font-size: 0.875rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--or-feuille); margin-bottom: 1rem; }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: 0.5rem; }
.footer-col a { color: var(--papier-creme); font-size: 0.9375rem; }
.footer-col a:hover { color: var(--or-feuille); text-decoration: none; border-bottom: 1px dotted var(--or-feuille); }
.footer-bottom { border-top: 1px solid var(--encre-80); margin-top: 3rem; padding-top: 1.5rem; font-size: 0.8125rem; color: var(--gris-lino); text-align: center; }
.footer-bottom p { margin: 0.25rem 0; }
.footer-disclaimer { max-width: 48rem; margin: 1rem auto 0; font-style: italic; font-size: 0.8125rem; opacity: 0.85; line-height: 1.5; }

/* Contact ----------------------------------------------------------------- */
.contact-email { text-align: center; padding: 3rem 0; }
.contact-email p { margin: 0.75rem 0; }

/* 404 --------------------------------------------------------------------- */
.error-page { min-height: 60vh; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 4rem var(--gutter); }
.error-code { font-family: var(--ff-display); font-size: 6rem; font-weight: 700; color: var(--bordeaux-petersbourg); line-height: 1; margin-bottom: 1rem; font-style: italic; }

/* Sitemap ----------------------------------------------------------------- */
.sitemap-listing { max-width: var(--measure-article); margin: 0 auto; }
.sitemap-listing h2 { font-size: 1.375rem; margin-top: 2.5rem; margin-bottom: 1rem; padding-bottom: 0.5rem; border-bottom: 1px solid var(--or-20); color: var(--bordeaux-petersbourg); font-style: italic; font-weight: 500; }
.sitemap-listing ul { list-style: none; padding: 0; columns: 2; column-gap: 2rem; }
.sitemap-listing li { break-inside: avoid; margin-bottom: 0.5rem; }
.sitemap-listing a { color: var(--encre-noire); font-size: 0.9375rem; }

/* Ornement finis ---------------------------------------------------------- */
.ornement-finis { display: flex; justify-content: center; margin: 3rem auto; opacity: 0.4; color: var(--or-feuille); }

/* Responsive -------------------------------------------------------------- */
@media (max-width: 900px) {
  .article-container { grid-template-columns: 1fr; }
  .article-toc { position: static; max-height: none; margin-bottom: 2rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--or-20); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    padding: 1rem 0;
    background: var(--ivoire-95);
    border-bottom: 1px solid var(--encre-10);
    display: none;
  }
  body.nav-open .site-nav { display: flex; }
  .site-nav a { padding: 0.75rem var(--gutter); border-bottom: 1px solid var(--encre-06); }
  .footer-grid { grid-template-columns: 1fr; }
  .article-body > p:first-of-type::first-letter { font-size: 3.5em; }
  .sitemap-listing ul { columns: 1; }
}