/* ==========================================================================
   LES AMIS DU PARCHEMIN ET DU CUIR — FEUILLE DE STYLE INSTITUTIONNELLE 2026
   Architecture : Néo-Brutaliste Éditorial Hybride (Loi 1901)
   Palette : Blanc Pur (#FFF), Crème Éditoriale (#F5F5F0), Ardoise Anthracite (#1E293B),
             Terre Cuite Profonde (#C2410C), Ocre Végétal (#4D7C0F)
   ========================================================================== */

:root {
  --bg-cream: #F5F5F0;
  --bg-white: #FFFFFF;
  --text-dark: #1E293B;
  --text-muted: #475569;
  --border-dark: 1px solid #1E293B;
  --border-thick: 2px solid #1E293B;
  --accent-terracotta: #C2410C;
  --accent-ochre: #4D7C0F;
  --shadow-block: 4px 4px 0px #1E293B;
  --shadow-block-sm: 2px 2px 0px #1E293B;
  --shadow-block-hover: 6px 6px 0px #1E293B;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-serif: "Playfair Display", Georgia, "Times New Roman", serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  --radius-none: 0px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--bg-cream);
  color: var(--text-dark);
}

body {
  font-family: var(--font-sans);
  font-size: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  line-height: 1.65;
  background-color: var(--bg-cream);
  color: var(--text-dark);
  padding-top: 130px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

/* Typographie d'impact */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--text-dark);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2rem, 1.5rem + 2.5vw, 3.5rem);
  margin-bottom: 1.25rem;
}

h2 {
  font-size: clamp(1.5rem, 1.2rem + 1.5vw, 2.5rem);
  margin-top: 2rem;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: var(--border-dark);
}

h3 {
  font-size: clamp(1.25rem, 1.1rem + 0.8vw, 1.75rem);
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
}

p {
  margin-bottom: 1.25rem;
  color: var(--text-muted);
}

p.lead {
  font-size: clamp(1.125rem, 1rem + 0.5vw, 1.35rem);
  color: var(--text-dark);
  font-weight: 500;
  line-height: 1.6;
}

a {
  color: var(--text-dark);
  text-decoration: none;
  transition: all 0.2s ease;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border: var(--border-dark);
}

/* Conteneurs et Alignements */
.site-container {
  width: 100%;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 2rem;
  padding-right: 2rem;
}

.site-container-narrow {
  width: 100%;
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 2rem;
  padding-right: 2rem;
}

/* ==========================================================================
   HEADER FIXE & NAVIGATION
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 10000;
  background-color: var(--bg-white);
  border-bottom: var(--border-thick);
}

.top-utility-strip {
  background-color: #1E293B;
  color: #F8FAFC;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 0.4rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #334155;
}

.top-utility-strip a {
  color: #F8FAFC;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.top-utility-strip a:hover {
  color: #FDE047;
}

.main-navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 2rem;
  background-color: var(--bg-white);
}

.logo-brand {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--text-dark);
  text-transform: uppercase;
}

.logo-subtitle {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-terracotta);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 1.25rem;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.92rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.6rem 0.75rem;
  min-height: 44px;
  color: var(--text-dark);
  border-bottom: 2px solid transparent;
}

.nav-link:hover, .nav-link.active {
  color: var(--accent-terracotta);
  border-bottom: 2px solid var(--accent-terracotta);
}

/* Bouton Contact dans la nav */
.nav-cta-btn {
  background-color: var(--text-dark);
  color: #FFFFFF !important;
  font-weight: 700;
  padding: 0.6rem 1.2rem;
  min-height: 44px;
  min-width: 44px;
  border: var(--border-dark);
  box-shadow: var(--shadow-block-sm);
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.nav-cta-btn:hover {
  background-color: var(--accent-terracotta);
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-block);
  border-bottom: var(--border-dark) !important;
}

/* ==========================================================================
   MEGA MENU "NOS ACTIONS"
   ========================================================================== */
.has-mega-menu:hover .mega-menu-panel,
.has-mega-menu:focus-within .mega-menu-panel {
  display: grid;
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.mega-menu-panel {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  width: 820px;
  background-color: var(--bg-white);
  border: var(--border-thick);
  box-shadow: var(--shadow-block);
  padding: 1.75rem;
  display: none;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  z-index: 11000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

.mega-col-title {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent-terracotta);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding-bottom: 0.5rem;
  border-bottom: 1px dashed var(--text-dark);
  margin-bottom: 0.75rem;
}

.mega-col-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.mega-col-list li a {
  display: block;
  padding: 0.45rem 0.6rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-dark);
  border-left: 3px solid transparent;
  background-color: transparent;
}

.mega-col-list li a:hover {
  background-color: var(--bg-cream);
  border-left: 3px solid var(--accent-terracotta);
  color: var(--accent-terracotta);
  padding-left: 0.8rem;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: var(--border-dark);
  padding: 0.5rem 0.8rem;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  min-height: 44px;
  min-width: 44px;
}

/* ==========================================================================
   STRUCTURES BLOCS, CARTES ET NEO-BRUTALISME
   ========================================================================== */
.neo-card {
  background-color: var(--bg-white);
  border: var(--border-thick);
  padding: 1.75rem;
  box-shadow: var(--shadow-block);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  position: relative;
  overflow: hidden;
}

.neo-card:hover {
  transform: translate(-4px, -4px);
  box-shadow: var(--shadow-block-hover);
}

.neo-card-static {
  background-color: var(--bg-white);
  border: var(--border-thick);
  padding: 1.75rem;
  box-shadow: var(--shadow-block);
}

.neo-badge {
  display: inline-block;
  background-color: var(--bg-cream);
  color: var(--text-dark);
  border: var(--border-dark);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.6rem;
  margin-bottom: 0.75rem;
  white-space: nowrap;
}

.neo-badge-terracotta {
  background-color: #FFEDD5;
  color: var(--accent-terracotta);
  border-color: var(--accent-terracotta);
}

.neo-badge-ochre {
  background-color: #ECFCCB;
  color: var(--accent-ochre);
  border-color: var(--accent-ochre);
}

.neo-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.85rem 1.7rem;
  min-height: 44px;
  border: var(--border-thick);
  background-color: var(--text-dark);
  color: #FFFFFF !important;
  box-shadow: var(--shadow-block);
  cursor: pointer;
  transition: all 0.15s ease;
  text-align: center;
}

.neo-btn:hover {
  background-color: var(--accent-terracotta);
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-block-hover);
}

.neo-btn-secondary {
  background-color: var(--bg-white);
  color: var(--text-dark) !important;
}

.neo-btn-secondary:hover {
  background-color: var(--bg-cream);
  color: var(--accent-terracotta) !important;
}

/* Déclaration d'utilité publique & bandeau réinvestissement */
.compliance-banner {
  background-color: #FEF3C7;
  border: var(--border-thick);
  padding: 1.25rem 1.5rem;
  margin-top: 1.5rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-block-sm);
}

.compliance-banner p {
  margin: 0;
  color: #78350F;
  font-size: 0.92rem;
  font-weight: 600;
}

.compliance-banner strong {
  color: #451A03;
}

/* ==========================================================================
   PAGES INTERNES & HÉROS
   ========================================================================== */
.page-hero {
  background-color: var(--bg-white);
  border-bottom: var(--border-thick);
  padding: 3rem 0;
  margin-bottom: 3rem;
}

.page-hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2.5rem;
  align-items: center;
}

.page-hero-img-wrap {
  border: var(--border-thick);
  box-shadow: var(--shadow-block);
  background-color: var(--text-dark);
}

.page-hero-img-wrap img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: none;
}

.hero-asymmetric {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
  padding: 3.5rem 0;
}

.hero-text-box {
  background-color: var(--bg-white);
  border: var(--border-thick);
  padding: 2.5rem;
  box-shadow: var(--shadow-block);
}

.two-sentence-summary {
  font-size: 1.15rem;
  font-weight: 500;
  line-height: 1.6;
  color: var(--text-dark);
  border-left: 4px solid var(--accent-terracotta);
  padding-left: 1rem;
  margin: 1.25rem 0 1.75rem 0;
}

/* Grilles */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.75rem;
}

/* Métriques d'Impact Régional */
.metrics-strip {
  background-color: var(--text-dark);
  color: #FFFFFF;
  border: var(--border-thick);
  padding: 2.5rem 2rem;
  margin: 3rem 0;
  box-shadow: var(--shadow-block);
}

.metrics-strip h3 {
  color: #FFFFFF;
  margin-top: 0;
  margin-bottom: 1.5rem;
  text-align: center;
  font-family: var(--font-serif);
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  text-align: center;
}

.metric-item {
  border-right: 1px dashed #64748B;
  padding: 0.5rem 1rem;
}

.metric-item:last-child {
  border-right: none;
}

.metric-num {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 800;
  color: #F59E0B;
  display: block;
  line-height: 1.1;
}

.metric-lbl {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #CBD5E1;
  margin-top: 0.4rem;
}

/* Fil d'actualités & Articles */
.news-feed-item {
  background-color: var(--bg-white);
  border: var(--border-thick);
  padding: 1.5rem;
  box-shadow: var(--shadow-block-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.news-date {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent-terracotta);
  font-weight: 700;
  margin-bottom: 0.4rem;
}

/* Timeline Historique */
.timeline-list {
  position: relative;
  padding-left: 2rem;
  border-left: 3px solid var(--text-dark);
  margin: 2rem 0;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.timeline-entry {
  position: relative;
}

.timeline-entry::before {
  content: "";
  position: absolute;
  left: -2.4rem;
  top: 0.25rem;
  width: 14px;
  height: 14px;
  background-color: var(--accent-terracotta);
  border: 2px solid var(--text-dark);
}

.timeline-year {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--accent-terracotta);
  margin-bottom: 0.25rem;
}

/* Tableaux Institutionnels */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  margin: 1.5rem 0;
}

.neo-table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--bg-white);
  border: var(--border-thick);
  box-shadow: var(--shadow-block);
  font-size: 0.95rem;
}

.neo-table th, .neo-table td {
  padding: 1rem 1.25rem;
  border: var(--border-dark);
  text-align: left;
}

.neo-table th {
  background-color: var(--text-dark);
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.neo-table tr:nth-child(even) td {
  background-color: #F8FAFC;
}

/* Formulaires */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 0.4rem;
  color: var(--text-dark);
}

.form-control {
  width: 100%;
  padding: 0.8rem 1rem;
  font-size: 1rem;
  font-family: var(--font-sans);
  border: var(--border-thick);
  background-color: var(--bg-white);
  color: var(--text-dark);
  min-height: 44px;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-terracotta);
  box-shadow: 2px 2px 0px var(--accent-terracotta);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

/* ==========================================================================
   FOOTER INSTITUTIONNEL
   ========================================================================== */
.site-footer {
  margin-top: auto;
  background-color: var(--bg-white);
  border-top: var(--border-thick);
  padding: 4rem 0 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
}

.footer-col h4 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--accent-terracotta);
  color: var(--text-dark);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.footer-links li a {
  font-size: 0.9rem;
  color: var(--text-muted);
  display: inline-block;
  min-height: 24px;
}

.footer-links li a:hover {
  color: var(--accent-terracotta);
  padding-left: 0.25rem;
}

.footer-trust-baseline {
  background-color: #1E293B;
  color: #94A3B8;
  font-size: 0.82rem;
  padding: 1.75rem 2rem;
  border-top: var(--border-thick);
}

.footer-trust-baseline a {
  color: #F8FAFC;
  text-decoration: underline;
}

.footer-trust-baseline a:hover {
  color: #FDE047;
}

.legal-notice-box {
  margin-bottom: 1rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.6;
}

.legal-sub-links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  border-top: 1px solid #334155;
}

/* ==========================================================================
   RESPONSIVITÉ ET BREAKPOINTS
   ========================================================================== */
@media (max-width: 992px) {
  body {
    padding-top: 120px;
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }

  .metric-item {
    border-right: none;
    border-bottom: 1px dashed #64748B;
    padding-bottom: 1rem;
  }

  .metric-item:nth-child(3), .metric-item:nth-child(4) {
    border-bottom: none;
  }

  .hero-asymmetric, .page-hero-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .mega-menu-panel {
    width: 92vw;
    left: 4vw;
    transform: none;
  }
}

@media (max-width: 768px) {
  body {
    padding-top: 140px;
  }

  .top-utility-strip {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
    font-size: 0.72rem;
    padding: 0.4rem 1rem;
  }

  .main-navbar {
    padding: 0.5rem 1rem;
    flex-wrap: wrap;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    margin-top: 0.75rem;
    border-top: var(--border-dark);
    padding-top: 0.5rem;
  }

  .nav-links.mobile-open {
    display: flex;
  }

  .nav-item {
    width: 100%;
  }

  .nav-link {
    width: 100%;
    padding: 0.75rem 0.5rem;
    border-bottom: 1px solid #E2E8F0;
  }

  .has-mega-menu .mega-menu-panel {
    position: static;
    width: 100%;
    opacity: 1;
    visibility: visible;
    display: none;
    transform: none;
    box-shadow: none;
    border: 1px solid #CBD5E1;
    margin-bottom: 0.75rem;
    padding: 1rem;
    grid-template-columns: 1fr;
  }

  .has-mega-menu.mobile-mega-open .mega-menu-panel {
    display: grid;
  }

  /* Mobile Reset selon SECTION 5 */
  .neo-card:hover, .neo-btn:hover {
    transform: none !important;
    margin: 0 !important;
    box-shadow: 2px 2px 0px #1E293B !important;
  }

  .grid-4, .grid-3, .grid-2, .footer-grid, .metrics-grid {
    grid-template-columns: 1fr !important;
  }

  .metric-item {
    border-right: none;
    border-bottom: 1px dashed #64748B;
  }

  .metric-item:last-child {
    border-bottom: none;
  }

  .legal-sub-links {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .site-container, .site-container-narrow {
    padding-left: 1rem;
    padding-right: 1rem;
  }
}