/* ==========================================================================
   general-leclerc.fr — "Bronze et Croix de Lorraine"
   Portail memoire : General Leclerc, 2e DB, Liberation
   ========================================================================== */

/* Reset image anti-distorsion — OBLIGATOIRE */
img { max-width: 100%; height: auto; display: block; }

* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Couleurs */
  --parchment: #F2EDE1;
  --night: #1C1B17;
  --ink: #242018;
  --kaki: #5B6146;
  --bronze: #A67B3D;
  --bordeaux: #7A2B22;

  --parchment-95: rgba(242, 237, 225, 0.95);
  --parchment-75: rgba(242, 237, 225, 0.75);
  --parchment-40: rgba(242, 237, 225, 0.4);
  --night-90: rgba(28, 27, 23, 0.9);
  --night-80: rgba(28, 27, 23, 0.8);
  --night-65: rgba(28, 27, 23, 0.65);
  --night-40: rgba(28, 27, 23, 0.4);
  --night-20: rgba(28, 27, 23, 0.2);
  --night-10: rgba(28, 27, 23, 0.1);
  --night-06: rgba(28, 27, 23, 0.06);
  --bronze-20: rgba(166, 123, 61, 0.2);
  --bronze-40: rgba(166, 123, 61, 0.4);

  /* Polices */
  --ff-display: 'Spectral', Georgia, serif;
  --ff-body: 'Source Sans 3', system-ui, sans-serif;
  --ff-mono: 'JetBrains Mono', ui-monospace, monospace;

  /* Mesures */
  --measure-article: 700px;
  --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;
}

@import url('https://fonts.googleapis.com/css2?family=Spectral:wght@400;500;600;700&family=Source+Sans+3:wght@400;500;600;700&family=JetBrains+Mono:wght@400;600&display=swap');

html { scroll-behavior: smooth; }

body {
  font-family: var(--ff-body);
  background: var(--parchment);
  color: var(--ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--ff-display);
  font-weight: 600;
  line-height: 1.2;
  color: var(--ink);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.2rem); margin-top: 2.5rem; }
h3 { font-size: clamp(1.2rem, 2.2vw, 1.5rem); margin-top: 1.75rem; }

p { margin-bottom: 1.25rem; }

a { color: var(--bronze); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--bordeaux); }

.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); }

/* Croix de Lorraine — signature graphique */
.croix-lorraine {
  display: inline-block;
  width: 10px;
  height: 16px;
  position: relative;
  margin-right: 0.5em;
  vertical-align: middle;
}
.croix-lorraine::before,
.croix-lorraine::after {
  content: '';
  position: absolute;
  background: var(--bronze);
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  height: 2px;
}
.croix-lorraine::before { top: 30%; }
.croix-lorraine::after { top: 60%; width: 70%; }
.croix-lorraine-vert {
  position: absolute;
  left: 50%;
  top: 0;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background: var(--bronze);
}

h2 .croix-lorraine, .date-marker .croix-lorraine { margin-right: 0.6em; }

h2::after {
  content: '';
  display: block;
  width: 48px;
  height: 2px;
  background: var(--bronze);
  margin-top: 0.6rem;
  transform-origin: left;
  transition: width var(--dur) var(--ease);
}

.date-marker {
  font-family: var(--ff-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--bronze);
  display: inline-flex;
  align-items: center;
}

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--parchment-95);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--night-10);
  transition: box-shadow var(--dur-fast) var(--ease);
}
.site-header.scrolled { box-shadow: 0 2px 12px var(--night-10); }
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem var(--gutter);
  max-width: var(--measure-wide); margin: 0 auto;
}
.site-logo {
  font-family: var(--ff-display); font-weight: 700; font-size: 1.25rem;
  color: var(--ink); text-decoration: none; display: flex; align-items: center; gap: 0.5rem;
}
.site-logo:hover { color: var(--bronze); }
.main-nav { display: flex; gap: 1.75rem; align-items: center; }
.main-nav a {
  color: var(--ink); text-decoration: none; font-size: 0.95rem; font-weight: 600;
  letter-spacing: 0.02em;
}
.main-nav a:hover { color: var(--bronze); }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; font-size: 1.5rem; color: var(--ink); }

@media (max-width: 860px) {
  .main-nav {
    position: fixed; inset: 0 0 0 auto; width: min(80vw, 320px);
    background: var(--parchment); flex-direction: column; align-items: flex-start;
    padding: 5rem 2rem; gap: 1.5rem; transform: translateX(100%);
    transition: transform var(--dur) var(--ease); box-shadow: -8px 0 24px var(--night-20);
  }
  body.nav-open .main-nav { transform: translateX(0); }
  .nav-toggle { display: block; }
}

/* Hero */
.hero { position: relative; color: var(--parchment); overflow: hidden; }
.hero-home { min-height: 88vh; display: flex; align-items: flex-end; }
.hero-compact { min-height: 46vh; display: flex; align-items: flex-end; }
.hero-img, .hero-home__img img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center;
}
.hero-overlay, .hero-home__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, var(--night-40) 0%, var(--night-80) 100%);
}
.hero-content {
  position: relative; z-index: 2; padding: 3rem var(--gutter) 3.5rem;
  max-width: var(--measure-wide); margin: 0 auto; width: 100%;
}
.hero-kicker {
  font-family: var(--ff-mono); text-transform: uppercase; letter-spacing: 0.12em;
  font-size: 0.85rem; color: var(--bronze); display: block; margin-bottom: 0.75rem;
}
.hero h1 { color: var(--parchment); }
.hero-description { max-width: 640px; margin-top: 1rem; font-size: 1.1rem; color: var(--parchment-75); }
.hero-meta { display: flex; gap: 1.5rem; margin-top: 1.25rem; font-family: var(--ff-mono); font-size: 0.85rem; color: var(--parchment-75); }

.breadcrumb { font-size: 0.85rem; color: var(--parchment-75); margin-bottom: 1rem; }
.breadcrumb a { color: var(--parchment-75); }
.breadcrumb a:hover { color: var(--bronze); }

/* Boutons */
.btn {
  display: inline-block; padding: 0.85rem 1.75rem; border-radius: 2px;
  font-weight: 600; font-size: 0.95rem; text-decoration: none;
  transition: all var(--dur-fast) var(--ease); border: 1px solid transparent;
}
.btn-primary { background: var(--bronze); color: var(--night); }
.btn-primary:hover { background: var(--parchment); color: var(--night); }
.btn-outline { border-color: var(--parchment-75); color: var(--parchment); }
.btn-outline:hover { background: var(--parchment); color: var(--night); }

/* Sections generiques */
.section { padding: 4.5rem 0; }
.section-dark { background: var(--night); color: var(--parchment-95); }
.section-dark h2 { color: var(--parchment); }
.section-kicker {
  font-family: var(--ff-mono); text-transform: uppercase; letter-spacing: 0.1em;
  font-size: 0.85rem; color: var(--bronze); display: block; margin-bottom: 0.5rem;
}

/* Chronologie alternee (pattern inspire structure valleedelaseiche) */
.chrono-block { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; align-items: center; margin-bottom: 3.5rem; }
.chrono-block.reverse .chrono-img { order: 2; }
.chrono-img { aspect-ratio: 4/3; overflow: hidden; border-radius: 4px; }
.chrono-img img { width: 100%; height: 100%; object-fit: cover; }
.chrono-text .date-marker { margin-bottom: 0.75rem; display: inline-flex; }
@media (max-width: 760px) {
  .chrono-block, .chrono-block.reverse { grid-template-columns: 1fr; }
  .chrono-block.reverse .chrono-img { order: 0; }
}

/* Cards grilles */
.grid-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
@media (max-width: 1000px) { .grid-cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid-cards { grid-template-columns: 1fr; } }

.card {
  background: #fff; border: 1px solid var(--night-10); border-radius: 4px;
  overflow: hidden; text-decoration: none; color: var(--ink);
  transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
  display: flex; flex-direction: column;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 12px 28px var(--night-20); }
.card-image { aspect-ratio: 3/2; overflow: hidden; }
.card-image img { width: 100%; height: 100%; object-fit: cover; object-position: center top; }
.card-body { padding: 1.25rem; flex: 1; display: flex; flex-direction: column; }
.card-cat {
  font-family: var(--ff-mono); font-size: 0.72rem; text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--bronze); margin-bottom: 0.4rem;
}
.card-title { font-family: var(--ff-display); font-weight: 600; font-size: 1.1rem; color: var(--ink); margin-bottom: 0.5rem; }
.card-excerpt { font-size: 0.9rem; color: var(--night-65); flex: 1; }

/* Article body */
.article-body { max-width: var(--measure-article); margin: 0 auto; padding: 3rem var(--gutter); }
.article-body p:first-of-type::first-letter {
  font-family: var(--ff-display); font-size: 3.4rem; font-weight: 700; float: left;
  line-height: 0.85; margin: 0.1rem 0.5rem 0 0; color: var(--bronze);
}
.article-body img { max-width: 100%; height: auto; border-radius: 6px; margin: 2rem 0; }
.article-body blockquote {
  border-left: 3px solid var(--bronze); padding-left: 1.5rem; margin: 2rem 0;
  font-family: var(--ff-display); font-style: italic; font-size: 1.15rem; color: var(--night-65);
}
.article-summary {
  font-family: var(--ff-display); font-style: italic; font-size: 1.2rem;
  color: var(--night-65); max-width: var(--measure-article); margin: 2rem auto 0;
  padding: 0 var(--gutter); border-left: 3px solid var(--kaki); padding-left: 1.5rem;
}

.article-sommaire {
  max-width: var(--measure-article); margin: 2rem auto; padding: 1.25rem 1.5rem;
  background: #fff; border: 1px solid var(--night-10); border-radius: 4px;
}
.article-sommaire summary { cursor: pointer; font-weight: 600; font-family: var(--ff-display); }
.article-sommaire ul { margin-top: 0.75rem; padding-left: 1.25rem; }
.article-sommaire li { margin-bottom: 0.4rem; }
.toc { }

.filter-btn { cursor: pointer; }
.filter-btn.active { background: var(--bronze); color: var(--night); border-color: var(--bronze); }

.saviez-vous {
  background: var(--bronze-20); border-left: 3px solid var(--bronze);
  padding: 1.25rem 1.5rem; margin: 2rem 0; border-radius: 0 4px 4px 0;
}
.saviez-vous strong { font-family: var(--ff-display); color: var(--bordeaux); }

/* FAQ accordeon */
.faq-list { list-style: none; }
.faq-item { border-bottom: 1px solid var(--night-10); }
.faq-question {
  display: flex; justify-content: space-between; align-items: center;
  padding: 1.25rem 0; cursor: pointer; font-family: var(--ff-display); font-weight: 600; font-size: 1.05rem;
}
.faq-question .faq-toggle { font-size: 1.4rem; color: var(--bronze); transition: transform var(--dur-fast) var(--ease); }
.faq-item.open .faq-toggle { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height var(--dur) var(--ease); }
.faq-item.open .faq-answer { max-height: 600px; }
.faq-answer p { padding-bottom: 1.25rem; color: var(--night-65); }
.faq-title { font-family: var(--ff-display); margin-bottom: 1.5rem; }

/* Related nav */
.article-nav-related {
  max-width: var(--measure-wide); margin: 3rem auto; padding: 0 var(--gutter);
}
.article-nav-related h3 { font-family: var(--ff-display); margin-bottom: 1.25rem; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
@media (max-width: 800px) { .related-grid { grid-template-columns: 1fr; } }

/* TOC */
.toc-sticky {
  position: sticky; top: 100px; font-size: 0.9rem;
}
.toc-sticky a { display: block; padding: 0.35rem 0; color: var(--night-65); text-decoration: none; border-left: 2px solid var(--night-10); padding-left: 0.75rem; }
.toc-sticky a:hover { color: var(--bronze); border-left-color: var(--bronze); }

/* Footer */
.site-footer { background: var(--night); color: var(--parchment-75); padding: 4rem 0 2rem; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 2.5rem; }
@media (max-width: 800px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-brand { font-family: var(--ff-display); font-size: 1.3rem; color: var(--parchment); margin-bottom: 0.75rem; }
.footer-tagline { font-size: 0.9rem; color: var(--parchment-75); max-width: 320px; }
.footer-col h4 {
  font-family: var(--ff-mono); text-transform: uppercase; font-size: 0.78rem;
  letter-spacing: 0.08em; color: var(--bronze); margin-bottom: 1rem;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 0.6rem; }
.footer-col a { color: var(--parchment-75); text-decoration: none; font-size: 0.9rem; }
.footer-col a:hover { color: var(--bronze); }
.footer-bottom {
  margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid var(--night-90);
  font-size: 0.82rem; color: var(--night-40); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem;
}
.footer-bottom a { color: var(--night-40); }

/* 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); }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* Focus visible */
a:focus-visible, button:focus-visible, summary:focus-visible {
  outline: 2px solid var(--bronze); outline-offset: 2px;
}

/* 404 */
.error-404 { min-height: 70vh; display: flex; align-items: center; justify-content: center; text-align: center; padding: 4rem var(--gutter); }