/* ==========================================================================
   ACCA D'ITANCOURT - FEUILLE DE STYLE INSTITUTIONNELLE
   Esthétique Néo-Brutaliste & Fiches de Données de Terrain (Logbook)
   Palette : Ardoise (#2F4F4F), Orange Brûlé (#CC5500), Crème (#FFFDD0), Anthracite (#1C1A17)
   ========================================================================== */

:root {
  --color-slate: #2F4F4F;
  --color-orange: #CC5500;
  --color-cream: #FFFDD0;
  --color-charcoal: #1C1A17;
  --color-sand: #F7F5C0;
  --color-white: #FFFFFF;
  --color-border: #2F4F4F;
  --color-muted: #536B6B;
  --color-light-slate: #3B6161;
  --font-display: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, Courier, monospace;
  --container-max: 1240px;
  --header-height: 64px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--color-cream);
  color: var(--color-charcoal);
  font-family: var(--font-display);
  line-height: 1.65;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--color-cream);
  color: var(--color-charcoal);
  overflow-x: hidden;
}

/* --- Barre de défilement / Progress Bar --- */
#reading-progress-bar {
  position: fixed;
  top: var(--header-height);
  left: 0;
  height: 4px;
  width: 0%;
  background-color: var(--color-orange);
  z-index: 1001;
  transition: width 0.1s ease-out;
}

/* --- En-tête Logbook Collant (Sticky Header) --- */
.site-header {
  position: sticky;
  top: 0;
  height: var(--header-height);
  background-color: var(--color-slate);
  color: var(--color-cream);
  border-bottom: 3px solid var(--color-orange);
  z-index: 1000;
  display: flex;
  align-items: center;
  box-shadow: 0 4px 12px rgba(28, 26, 23, 0.15);
}

.header-container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--color-cream);
}

.brand-logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background-color: var(--color-orange);
  color: var(--color-white);
  font-weight: 800;
  font-size: 15px;
  letter-spacing: 0.5px;
  border: 2px solid var(--color-cream);
}

.brand-text-block {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 17px;
  font-weight: 800;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  line-height: 1.15;
  color: var(--color-cream);
}

.brand-sub {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--color-sand);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* --- Navigation & Menus Déroulants --- */
.main-nav {
  display: flex;
  align-items: center;
}

.nav-matrix {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-item {
  position: relative;
}

.nav-button {
  background: transparent;
  border: 1px solid transparent;
  color: var(--color-cream);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 8px 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.nav-button:hover,
.nav-button:focus,
.nav-item:hover .nav-button {
  background-color: var(--color-light-slate);
  border-color: var(--color-sand);
  color: var(--color-white);
}

.nav-chevron {
  font-size: 9px;
  transition: transform 0.2s ease;
}

.nav-item:hover .nav-chevron {
  transform: translateY(2px);
}

/* Menu déroulant */
.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--color-slate);
  border: 2px solid var(--color-orange);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
  list-style: none;
  min-width: 250px;
  padding: 8px 0;
  display: none;
  z-index: 1002;
}

.nav-item:hover .nav-dropdown,
.nav-item:focus-within .nav-dropdown {
  display: block;
}

.dropdown-link {
  display: block;
  padding: 10px 18px;
  color: var(--color-cream);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  transition: background-color 0.15s ease, color 0.15s ease;
  border-left: 3px solid transparent;
}

.dropdown-link:hover,
.dropdown-link:focus {
  background-color: var(--color-light-slate);
  color: var(--color-white);
  border-left-color: var(--color-orange);
}

/* Bouton Burger Mobile */
.mobile-nav-toggle {
  display: none;
  background: var(--color-orange);
  border: 2px solid var(--color-cream);
  color: var(--color-white);
  padding: 8px 12px;
  font-size: 18px;
  cursor: pointer;
  font-weight: bold;
}

/* --- Mise en Page Globale & Conteneurs --- */
.site-main {
  flex: 1;
  width: 100%;
}

.page-wrapper {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 32px 24px 64px 24px;
}

/* Mise en page deux colonnes avec Sidebar Logbook 2026 */
.layout-with-sidebar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 36px;
  align-items: start;
}

.content-primary {
  min-width: 0;
}

/* --- Hero Banner Section --- */
.hero-section {
  position: relative;
  background-color: var(--color-slate);
  color: var(--color-cream);
  border: 2px solid var(--color-border);
  margin-bottom: 40px;
  overflow: hidden;
}

.hero-media-wrapper {
  position: relative;
  width: 100%;
  max-height: 480px;
  overflow: hidden;
  background-color: #1a2c2c;
}

.hero-image {
  width: 100%;
  height: 440px;
  object-fit: cover;
  display: block;
  filter: contrast(1.05) brightness(0.92);
}

.hero-content {
  padding: 36px;
  background: linear-gradient(180deg, rgba(47, 79, 79, 0.96) 0%, rgba(47, 79, 79, 1) 100%);
  border-top: 3px solid var(--color-orange);
}

.hero-kicker {
  display: inline-block;
  background-color: var(--color-orange);
  color: var(--color-white);
  font-size: 12px;
  font-family: var(--font-mono);
  font-weight: 700;
  text-transform: uppercase;
  padding: 4px 10px;
  margin-bottom: 14px;
  letter-spacing: 0.5px;
}

.hero-title {
  font-size: 32px;
  font-weight: 900;
  line-height: 1.25;
  color: var(--color-cream);
  margin-bottom: 18px;
}

/* Résumé institutionnel 2 phrases sous le Hero */
.summary-institutional-box {
  background-color: var(--color-sand);
  border: 2px solid var(--color-border);
  border-left: 6px solid var(--color-orange);
  padding: 22px 26px;
  margin-bottom: 32px;
}

.summary-institutional-box p {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-charcoal);
  line-height: 1.6;
}

/* Bloc d'objectifs statutaires 150+ mots */
.statutory-mission-block {
  background-color: var(--color-white);
  border: 2px solid var(--color-border);
  padding: 28px;
  margin-bottom: 36px;
  box-shadow: 4px 4px 0px var(--color-slate);
}

.block-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-orange);
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 10px;
  display: block;
}

.statutory-mission-block h3 {
  font-size: 22px;
  font-weight: 800;
  color: var(--color-slate);
  margin-bottom: 14px;
}

/* --- Panneau de Mesures de Solidarité & Transparence --- */
.metrics-panel {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}

.metric-card {
  background-color: var(--color-slate);
  color: var(--color-cream);
  border: 2px solid var(--color-charcoal);
  padding: 24px 18px;
  text-align: center;
  box-shadow: 4px 4px 0px var(--color-orange);
}

.metric-value {
  font-size: 32px;
  font-weight: 900;
  font-family: var(--font-mono);
  color: var(--color-sand);
  line-height: 1.1;
  margin-bottom: 8px;
}

.metric-label {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  line-height: 1.35;
}

/* --- Cartes d'Activités Majeures (4 Activity Cards) --- */
.activities-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-bottom: 48px;
}

.activity-card {
  background-color: var(--color-white);
  border: 2px solid var(--color-border);
  box-shadow: 4px 4px 0px var(--color-slate);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.activity-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0px var(--color-orange);
}

.activity-card-media {
  width: 100%;
  height: 220px;
  position: relative;
  overflow: hidden;
  background-color: #2F4F4F;
}

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

.activity-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-category {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-orange);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.activity-card-title {
  font-size: 20px;
  font-weight: 800;
  color: var(--color-slate);
  line-height: 1.3;
  margin-bottom: 12px;
}

.activity-card-text {
  font-size: 15px;
  color: var(--color-charcoal);
  line-height: 1.6;
  margin-bottom: 20px;
  flex: 1;
}

.card-footer-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--color-cream);
  padding-top: 14px;
}

.meta-status {
  font-size: 12px;
  font-family: var(--font-mono);
  color: var(--color-muted);
}

.btn-card-link {
  display: inline-block;
  background-color: var(--color-slate);
  color: var(--color-cream);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 8px 16px;
  text-decoration: none;
  border: 1px solid var(--color-slate);
  transition: all 0.2s ease;
}

.btn-card-link:hover {
  background-color: var(--color-orange);
  border-color: var(--color-orange);
  color: var(--color-white);
}

/* --- Boîte de Transparence Financière & Réinvestissement --- */
.transparency-box {
  background-color: var(--color-sand);
  border: 2px solid var(--color-border);
  padding: 26px;
  margin-bottom: 40px;
}

.transparency-box h4 {
  font-size: 18px;
  font-weight: 800;
  color: var(--color-slate);
  margin-bottom: 10px;
  text-transform: uppercase;
}

.transparency-box p {
  font-size: 15px;
  line-height: 1.65;
  color: var(--color-charcoal);
}

.reinvestment-quote {
  font-style: italic;
  font-weight: 700;
  border-left: 4px solid var(--color-orange);
  padding-left: 14px;
  margin-top: 12px;
  color: var(--color-slate);
}

/* --- Boutons d'Action (CTAs Institutionnels) --- */
.btn-primary {
  display: inline-block;
  background-color: var(--color-orange);
  color: var(--color-white);
  border: 2px solid var(--color-charcoal);
  font-size: 14px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 12px 24px;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 3px 3px 0px var(--color-charcoal);
  transition: all 0.15s ease;
}

.btn-primary:hover {
  background-color: #b34b00;
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0px var(--color-charcoal);
}

.btn-secondary {
  display: inline-block;
  background-color: var(--color-slate);
  color: var(--color-cream);
  border: 2px solid var(--color-charcoal);
  font-size: 14px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 12px 24px;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 3px 3px 0px var(--color-charcoal);
  transition: all 0.15s ease;
}

.btn-secondary:hover {
  background-color: var(--color-light-slate);
  color: var(--color-white);
}

/* --- Sidebar Logbook 2026 (Journal de Bord 2026) --- */
.sidebar-logbook {
  background-color: var(--color-white);
  border: 2px solid var(--color-border);
  box-shadow: 4px 4px 0px var(--color-slate);
  padding: 24px;
}

.sidebar-header {
  border-bottom: 2px solid var(--color-orange);
  padding-bottom: 12px;
  margin-bottom: 20px;
}

.sidebar-header h3 {
  font-size: 18px;
  font-weight: 800;
  color: var(--color-slate);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.sidebar-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  background-color: var(--color-slate);
  color: var(--color-cream);
  padding: 2px 6px;
  display: inline-block;
  margin-top: 4px;
}

.timeline-feed {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.timeline-node {
  position: relative;
  padding-left: 20px;
  border-left: 2px solid var(--color-slate);
}

.timeline-node::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 4px;
  width: 10px;
  height: 10px;
  background-color: var(--color-orange);
  border: 2px solid var(--color-white);
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--color-orange);
  display: block;
}

.timeline-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-slate);
  line-height: 1.35;
  margin: 2px 0 4px 0;
}

.timeline-desc {
  font-size: 13px;
  color: var(--color-charcoal);
  line-height: 1.5;
}

.sidebar-meta-box {
  margin-top: 24px;
  padding: 16px;
  background-color: var(--color-sand);
  border: 1px solid var(--color-slate);
  font-size: 13px;
}

.sidebar-meta-box h4 {
  font-size: 13px;
  font-weight: 800;
  color: var(--color-slate);
  text-transform: uppercase;
  margin-bottom: 6px;
}

/* --- Richesse Typographique & Sections Documentaires --- */
.content-article {
  background-color: var(--color-white);
  border: 2px solid var(--color-border);
  padding: 36px 40px;
  box-shadow: 4px 4px 0px var(--color-slate);
  margin-bottom: 36px;
}

.article-header {
  border-bottom: 3px solid var(--color-slate);
  padding-bottom: 20px;
  margin-bottom: 28px;
}

.article-category {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-orange);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: block;
  margin-bottom: 6px;
}

.article-title {
  font-size: 32px;
  font-weight: 900;
  color: var(--color-slate);
  line-height: 1.25;
  margin-bottom: 12px;
}

.article-lead {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-charcoal);
  line-height: 1.6;
}

.content-article h2 {
  font-size: 24px;
  font-weight: 800;
  color: var(--color-slate);
  margin: 36px 0 16px 0;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-slate);
}

.content-article h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-slate);
  margin: 26px 0 12px 0;
}

.content-article p {
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-charcoal);
  margin-bottom: 18px;
}

.content-article ul, .content-article ol {
  margin: 16px 0 24px 28px;
  font-size: 16px;
  line-height: 1.65;
}

.content-article li {
  margin-bottom: 8px;
}

.data-table-wrapper {
  overflow-x: auto;
  margin: 24px 0 32px 0;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  background-color: var(--color-white);
  border: 2px solid var(--color-slate);
}

.data-table th,
.data-table td {
  padding: 12px 16px;
  text-align: left;
  border: 1px solid var(--color-slate);
}

.data-table th {
  background-color: var(--color-slate);
  color: var(--color-cream);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.5px;
}

.data-table tr:nth-child(even) {
  background-color: var(--color-sand);
}

/* Grille pour les membres du bureau / partenaires / équipes */
.cards-tri-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 28px 0;
}

.member-card {
  background-color: var(--color-white);
  border: 2px solid var(--color-slate);
  padding: 20px;
  box-shadow: 3px 3px 0px var(--color-slate);
}

.member-role {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--color-orange);
  text-transform: uppercase;
  margin-bottom: 4px;
}

.member-name {
  font-size: 18px;
  font-weight: 800;
  color: var(--color-slate);
  margin-bottom: 8px;
}

.member-desc {
  font-size: 13px;
  color: var(--color-charcoal);
  line-height: 1.5;
}

/* Section image illustrative en page interne */
.article-featured-image {
  margin: 24px 0 32px 0;
  border: 2px solid var(--color-slate);
  overflow: hidden;
  max-height: 420px;
}

.article-featured-image img {
  width: 100%;
  height: 100%;
  max-height: 420px;
  object-fit: cover;
  display: block;
}

/* Formulaire institutionnel */
.contact-form {
  background-color: var(--color-white);
  border: 2px solid var(--color-slate);
  padding: 28px;
  box-shadow: 4px 4px 0px var(--color-slate);
  margin: 28px 0;
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-slate);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  font-size: 15px;
  border: 2px solid var(--color-slate);
  background-color: var(--color-white);
  color: var(--color-charcoal);
  font-family: inherit;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-orange);
  background-color: #fffef5;
}

textarea.form-control {
  resize: vertical;
  min-height: 130px;
}

/* --- Pied de Page Institutionnel Réglementaire (Footer) --- */
.site-footer {
  background-color: var(--color-slate);
  color: var(--color-cream);
  border-top: 4px solid var(--color-orange);
  margin-top: auto;
  font-size: 14px;
  line-height: 1.6;
}

.footer-main-block {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 48px 24px 32px 24px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 36px;
}

.footer-col h4 {
  font-size: 15px;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--color-sand);
  margin-bottom: 16px;
  border-bottom: 2px solid var(--color-orange);
  padding-bottom: 6px;
  display: inline-block;
}

.footer-col p {
  font-size: 13px;
  color: var(--color-cream);
  margin-bottom: 12px;
}

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

.footer-links a {
  color: var(--color-cream);
  text-decoration: none;
  font-size: 13px;
  transition: color 0.15s ease;
}

.footer-links a:hover {
  color: var(--color-orange);
  text-decoration: underline;
}

.compliance-footer-bar {
  background-color: #223838;
  border-top: 1px solid rgba(255, 253, 208, 0.15);
  padding: 24px 24px;
}

.compliance-container {
  max-width: var(--container-max);
  margin: 0 auto;
  font-size: 12px;
  color: #D3D1A5;
  line-height: 1.7;
}

.compliance-legal-text {
  font-family: var(--font-mono);
  font-size: 11px;
  color: #E2DFB5;
}

/* ==========================================================================
   RESPONSIVE DESIGN & MEDIA QUERIES
   ========================================================================== */
@media (max-width: 992px) {
  .layout-with-sidebar {
    grid-template-columns: 1fr;
  }
  
  .footer-main-block {
    grid-template-columns: 1fr 1fr;
  }
  
  .metrics-panel {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .cards-tri-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 70px;
  }

  .header-container {
    padding: 0 16px;
  }
  
  .mobile-nav-toggle {
    display: block;
  }
  
  .main-nav {
    display: none;
    position: absolute;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background-color: var(--color-slate);
    border-bottom: 3px solid var(--color-orange);
    padding: 16px 0;
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
  }
  
  .main-nav.is-open {
    display: block;
  }
  
  .nav-matrix {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 0 16px;
  }
  
  .nav-button {
    width: 100%;
    justify-content: space-between;
    padding: 12px 16px;
    background-color: #274242;
    min-height: 44px;
  }
  
  .nav-dropdown {
    position: static;
    border: none;
    background-color: #1e3333;
    box-shadow: none;
    padding: 4px 0 8px 16px;
    display: none;
  }
  
  .nav-item.is-expanded .nav-dropdown {
    display: block;
  }

  .dropdown-link {
    min-height: 44px;
    display: flex;
    align-items: center;
  }

  .hero-content {
    padding: 24px 18px;
  }
  
  .hero-title {
    font-size: 24px;
  }

  .metrics-panel {
    grid-template-columns: 1fr;
  }

  .activities-grid {
    grid-template-columns: 1fr;
  }

  .cards-tri-grid {
    grid-template-columns: 1fr;
  }

  .footer-main-block {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .content-article {
    padding: 24px 18px;
  }
  
  .article-title {
    font-size: 24px;
  }
}