/* ==========================================================================
   ICONOSCOPE - ARCHITECTURE DE STYLE NEO-BRUTALISTE EDITORIALE
   Association Loi 1901 - RNA: W343031157 - SIREN: 413565474 - Montpellier
   Version Optimisée Cache-Busting & Haute Performance 2026
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400;1,600&family=Syne:wght@600;700;800&family=Newsreader:ital,opsz,wght@0,6..72,400;0,6..72,500;0,6..72,600;1,6..72,400&display=swap');

:root {
  --color-canvas-white: #FFFFFF;
  --color-canvas-cream: #F5F5F0;
  --color-canvas-muted: #EAEAE4;
  --color-ink-slate: #1E293B;
  --color-ink-subtle: #475569;
  --color-ink-light: #64748B;
  --color-accent-terracotta: #C2410C;
  --color-accent-ochre: #4D7C0F;
  --color-accent-sand: #FDE047;
  --color-accent-highlight: #FFFBEB;
  --color-border-dark: #1E293B;
  
  --shadow-block-sm: 2px 2px 0px #1E293B;
  --shadow-block: 4px 4px 0px #1E293B;
  --shadow-block-lg: 6px 6px 0px #1E293B;
  --shadow-block-hover: 6px 6px 0px #C2410C;

  --font-display: 'Syne', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-serif: 'Newsreader', Georgia, serif;
}

/* Reset et règles de base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--color-canvas-cream);
  color: var(--color-ink-slate);
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-ink-slate);
  background-color: var(--color-canvas-cream);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  word-wrap: break-word;
  overflow-wrap: break-word;
  overflow-x: hidden;
}

/* Typographie Neo-Brutaliste Éditoriale */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--color-ink-slate);
  line-height: 1.2;
  letter-spacing: -0.02em;
  font-weight: 800;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

h1 { font-size: clamp(2rem, 3.8vw, 3.25rem); margin-bottom: 1.25rem; }
h2 { font-size: clamp(1.5rem, 2.5vw, 2.25rem); margin-bottom: 1rem; }
h3 { font-size: clamp(1.2rem, 1.8vw, 1.6rem); margin-bottom: 0.75rem; }
h4 { font-size: 1.2rem; margin-bottom: 0.5rem; }

p {
  margin-bottom: 1.25rem;
  color: var(--color-ink-slate);
  line-height: 1.7;
}

p.lead {
  font-size: 1.15rem;
  line-height: 1.75;
  font-weight: 500;
  color: #0F172A;
}

a {
  color: var(--color-ink-slate);
  text-decoration: none;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

/* Master Layout Grid Framework */
.master-grid-wrapper {
  display: grid;
  grid-template-columns: 280px 1fr;
  width: 100%;
  min-height: 100vh;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Sidebar Gauche Institutionnelle */
.sidebar-header {
  width: 280px;
  background-color: var(--color-canvas-white);
  border-right: 2px solid var(--color-border-dark);
  padding: 32px 20px;
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  z-index: 100;
}

.sidebar-brand {
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--color-border-dark);
}

.brand-logo-badge {
  display: inline-block;
  background-color: var(--color-accent-terracotta);
  color: #FFFFFF;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  padding: 4px 10px;
  border: 1px solid var(--color-border-dark);
  box-shadow: var(--shadow-block-sm);
  margin-bottom: 10px;
}

.brand-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-ink-slate);
  line-height: 1;
  margin-bottom: 6px;
}

.brand-subtitle {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-accent-terracotta);
  line-height: 1.3;
}

/* Sub-Card Registre Administratif */
.metadata-registry-card {
  background-color: var(--color-accent-highlight);
  border: 1.5px solid var(--color-border-dark);
  padding: 12px 14px;
  box-shadow: var(--shadow-block-sm);
  margin-bottom: 24px;
}

.metadata-registry-card .reg-label {
  font-size: 0.68rem;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--color-ink-subtle);
  display: block;
  margin-bottom: 2px;
}

.metadata-registry-card .reg-val {
  font-family: monospace;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-ink-slate);
  display: block;
  margin-bottom: 6px;
}

.metadata-registry-card .reg-link {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-accent-terracotta);
  text-decoration: underline;
  display: inline-block;
}

/* Arbre de Navigation Structuré */
.nav-directory-tree {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 24px;
}

.nav-category-group {
  display: flex;
  flex-direction: column;
}

.nav-category-header {
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent-ochre);
  padding: 4px 0;
  border-bottom: 1px dashed #CBD5E1;
  margin-bottom: 6px;
}

.nav-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.nav-link-item a {
  display: block;
  padding: 7px 10px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-ink-slate);
  border: 1px solid transparent;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.25;
  transition: all 0.15s ease;
}

.nav-link-item a:hover {
  background-color: #FEF3C7;
  border: 1px solid var(--color-border-dark);
  box-shadow: 2px 2px 0px var(--color-border-dark);
  color: var(--color-accent-terracotta);
}

.nav-link-item a.active {
  background-color: var(--color-ink-slate);
  color: #FFFFFF;
  border: 1px solid var(--color-border-dark);
  box-shadow: 2px 2px 0px var(--color-accent-terracotta);
}

.sidebar-cta-box {
  margin-top: auto;
  padding-top: 18px;
  border-top: 2px solid var(--color-border-dark);
}

.sidebar-cta-btn {
  display: block;
  text-align: center;
  background-color: var(--color-accent-terracotta);
  color: #FFFFFF;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 12px 14px;
  border: 2px solid var(--color-border-dark);
  box-shadow: var(--shadow-block);
  transition: all 0.15s ease;
}

.sidebar-cta-btn:hover {
  background-color: #9A3412;
  transform: translate(-1px, -1px);
  box-shadow: var(--shadow-block-lg);
  color: #FFFFFF;
}

/* Zone Principale de Contenu */
.main-content-canvas {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  justify-content: space-between;
  background-color: var(--color-canvas-cream);
  position: relative;
}

.page-container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 40px 48px 60px 48px;
  box-sizing: border-box;
}

/* Section Hero Institutionnelle Asymétrique */
.hero-editorial-section {
  background-color: var(--color-canvas-white);
  border: 2px solid var(--color-border-dark);
  box-shadow: var(--shadow-block-lg);
  padding: 40px;
  margin-bottom: 48px;
  position: relative;
}

.hero-tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
  align-items: center;
}

.badge-tag {
  display: inline-block;
  padding: 4px 12px;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border: 1px solid var(--color-border-dark);
  box-shadow: var(--shadow-block-sm);
  background-color: #FFFFFF;
  white-space: nowrap;
}

.badge-tag.tag-primary { background-color: var(--color-accent-terracotta); color: #FFFFFF; }
.badge-tag.tag-secondary { background-color: var(--color-accent-ochre); color: #FFFFFF; }
.badge-tag.tag-neutral { background-color: var(--color-canvas-muted); color: var(--color-ink-slate); }
.badge-tag.tag-yellow { background-color: var(--color-accent-sand); color: var(--color-ink-slate); }

.hero-layout-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 36px;
  align-items: center;
}

.hero-text-col {
  display: flex;
  flex-direction: column;
}

.hero-summary-statement {
  font-size: 1.12rem;
  line-height: 1.7;
  font-weight: 600;
  color: #0F172A;
  border-left: 4px solid var(--color-accent-terracotta);
  padding-left: 18px;
  margin: 16px 0 24px 0;
  background-color: #FFF7ED;
  padding-top: 12px;
  padding-bottom: 12px;
  padding-right: 14px;
}

.hero-image-frame {
  position: relative;
  border: 2px solid var(--color-border-dark);
  box-shadow: var(--shadow-block);
  overflow: hidden;
  background-color: var(--color-ink-slate);
}

.hero-image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  aspect-ratio: 16/9;
}

/* Bloc Statutaire Notre Mission (120+ Mots) */
.mission-official-block {
  background-color: #FFFBEB;
  border: 2px solid var(--color-border-dark);
  box-shadow: var(--shadow-block);
  padding: 30px;
  margin: 40px 0;
}

.mission-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-border-dark);
}

.mission-badge {
  background-color: var(--color-ink-slate);
  color: #FFFFFF;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  padding: 5px 12px;
  border: 1px solid var(--color-border-dark);
}

.mission-text-content {
  font-size: 1.05rem;
  line-height: 1.85;
  color: #1E293B;
  font-weight: 500;
}

/* Composants de Cartes et Grilles Neo-Brutalistes */
.editorial-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin: 36px 0;
}

.editorial-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 36px 0;
}

.editorial-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin: 36px 0;
}

.neo-card {
  background-color: var(--color-canvas-white);
  border: 2px solid var(--color-border-dark);
  box-shadow: var(--shadow-block);
  padding: 24px;
  display: flex;
  flex-direction: column;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.neo-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-block-hover);
}

.neo-card-offset {
  margin-top: 16px;
}

.neo-card-media {
  margin: -24px -24px 18px -24px;
  border-bottom: 2px solid var(--color-border-dark);
  overflow: hidden;
}

.neo-card-media img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
}

.neo-card-date {
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--color-accent-terracotta);
  margin-bottom: 8px;
  display: block;
}

.neo-card-title {
  font-size: 1.25rem;
  margin-bottom: 12px;
  line-height: 1.3;
}

.neo-card-body {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--color-ink-slate);
  flex-grow: 1;
}

.neo-card-footer {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid #E2E8F0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Boutons & Liens d'Action Officiels */
.btn-action-primary {
  display: inline-block;
  background-color: var(--color-accent-terracotta);
  color: #FFFFFF;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 12px 24px;
  border: 2px solid var(--color-border-dark);
  box-shadow: var(--shadow-block);
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.btn-action-primary:hover {
  background-color: #9A3412;
  color: #FFFFFF;
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-block-lg);
}

.btn-action-secondary {
  display: inline-block;
  background-color: #FFFFFF;
  color: var(--color-ink-slate);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 12px 24px;
  border: 2px solid var(--color-border-dark);
  box-shadow: var(--shadow-block);
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.btn-action-secondary:hover {
  background-color: var(--color-canvas-muted);
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-block-lg);
}

/* Bandeau d'En-tête de Page Intérieure */
.interior-page-header {
  background-color: var(--color-canvas-white);
  border: 2px solid var(--color-border-dark);
  box-shadow: var(--shadow-block);
  padding: 36px 40px;
  margin-bottom: 40px;
}

.interior-banner-frame {
  margin-top: 24px;
  border: 2px solid var(--color-border-dark);
  box-shadow: var(--shadow-block-sm);
  overflow: hidden;
}

.interior-banner-frame img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  display: block;
}

/* Tableau / Matrices Statistiques et Financières */
.data-matrix-table {
  width: 100%;
  border-collapse: collapse;
  margin: 28px 0;
  border: 2px solid var(--color-border-dark);
  box-shadow: var(--shadow-block);
  background-color: #FFFFFF;
}

.data-matrix-table th {
  background-color: var(--color-ink-slate);
  color: #FFFFFF;
  font-family: var(--font-display);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 14px 16px;
  text-align: left;
  border: 1px solid var(--color-border-dark);
}

.data-matrix-table td {
  padding: 14px 16px;
  font-size: 0.92rem;
  border: 1px solid #CBD5E1;
  color: var(--color-ink-slate);
}

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

.data-matrix-table tr:hover {
  background-color: #FEF9C3;
}

/* Notice d'Intérêt Général & Non-Commercialité */
.public-interest-notice {
  background-color: #F0FDF4;
  border: 2px solid var(--color-accent-ochre);
  padding: 24px;
  margin: 36px 0;
  box-shadow: var(--shadow-block);
}

.public-interest-notice h3 {
  color: #14532D;
  margin-bottom: 8px;
}

.public-interest-notice p {
  color: #166534;
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* Formulaire Structuré Contact & Engagement */
.formal-contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 20px;
}

.form-field-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 18px;
}

.form-field-group.full-width {
  grid-column: 1 / -1;
}

.form-field-group label {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-ink-slate);
}

.form-field-group input,
.form-field-group select,
.form-field-group textarea {
  width: 100%;
  padding: 12px 14px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  border: 2px solid var(--color-border-dark);
  background-color: #FFFFFF;
  color: var(--color-ink-slate);
  box-shadow: var(--shadow-block-sm);
  outline: none;
}

.form-field-group input:focus,
.form-field-group select:focus,
.form-field-group textarea:focus {
  border-color: var(--color-accent-terracotta);
  box-shadow: 4px 4px 0px var(--color-accent-terracotta);
}

/* Mega Footer Structuré Universel */
.architectural-mega-footer {
  background-color: var(--color-canvas-white);
  border-top: 2px solid var(--color-border-dark);
  padding: 60px 48px 30px 48px;
  width: 100%;
  box-sizing: border-box;
  margin-top: auto;
}

.footer-columns-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-bottom: 48px;
}

.footer-col-header {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-ink-slate);
  border-bottom: 2px solid var(--color-border-dark);
  padding-bottom: 10px;
  margin-bottom: 16px;
}

.footer-col-text {
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--color-ink-subtle);
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links-list li a {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-ink-slate);
  display: inline-block;
  padding: 2px 0;
}

.footer-links-list li a:hover {
  color: var(--color-accent-terracotta);
  text-decoration: underline;
}

.footer-trust-baseline {
  border-top: 2px solid var(--color-border-dark);
  padding-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-trust-metadata {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-ink-subtle);
}

.footer-trust-metadata span {
  background-color: var(--color-canvas-cream);
  padding: 4px 8px;
  border: 1px solid #CBD5E1;
}

.footer-legal-disclosure {
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--color-ink-subtle);
}

.footer-legal-disclosure a {
  color: var(--color-accent-terracotta);
  font-weight: 700;
  text-decoration: underline;
}

/* Barre Mobile de Navigation (Toggle) */
.mobile-top-bar {
  display: none;
  background-color: var(--color-canvas-white);
  border-bottom: 2px solid var(--color-border-dark);
  padding: 12px 18px;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 200;
}

.mobile-menu-toggle {
  min-width: 44px;
  min-height: 44px;
  background-color: var(--color-ink-slate);
  color: #FFFFFF;
  border: 2px solid var(--color-border-dark);
  box-shadow: var(--shadow-block-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.25rem;
}

/* ==========================================================================
   MEDIA QUERIES (RESPONSIVE MASTER LAYOUT)
   ========================================================================== */

@media (max-width: 1024px) {
  .master-grid-wrapper {
    grid-template-columns: 240px 1fr;
  }
  .sidebar-header {
    width: 240px;
    padding: 24px 14px;
  }
  .page-container {
    padding: 30px 24px 50px 24px;
  }
  .hero-layout-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .editorial-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .editorial-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-columns-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
}

@media (max-width: 768px) {
  .mobile-top-bar {
    display: flex;
  }
  .master-grid-wrapper {
    grid-template-columns: 1fr;
  }
  .sidebar-header {
    position: static;
    width: 100%;
    height: auto;
    border-right: none;
    border-bottom: 2px solid var(--color-border-dark);
    display: none; /* Déplié via classe JS .mobile-open */
  }
  .sidebar-header.mobile-open {
    display: flex;
  }
  .page-container {
    padding: 20px 16px 40px 16px;
  }
  .editorial-grid-2,
  .editorial-grid-3,
  .editorial-grid-4 {
    grid-template-columns: 1fr;
  }
  .formal-contact-grid {
    grid-template-columns: 1fr;
  }
  .footer-columns-grid {
    grid-template-columns: 1fr;
  }
  .hero-editorial-section {
    padding: 20px;
  }
  .mission-official-block {
    padding: 20px;
  }
}

@media (max-width: 480px) {
  h1 { font-size: 1.8rem; }
  h2 { font-size: 1.4rem; }
  .btn-action-primary,
  .btn-action-secondary {
    width: 100%;
    text-align: center;
    padding: 14px 16px;
  }
}