/* ==========================================================================
   PORTAIL INSTITUTIONNEL - ASS LE PASSE MURAILLE (LOI 1901)
   CHARTE GRAPHIQUE, DESIGN SYSTEM & FEUILLES DE STYLE MOBILE-RESPONSIVE
   Palette : Rouge Cramoisi/Bordeaux (#800000 / #7A0016), Bleu Nuit (#0B2545),
   Ivoire/Neutre (#F9F8F6), Blanc (#FFFFFF), Anthracite (#222222).
   ========================================================================== */

:root {
  --color-primary: #800000;
  --color-primary-dark: #7A0016;
  --color-primary-hover: #990000;
  --color-navy: #0B2545;
  --color-navy-light: #133966;
  --color-canvas: #FFFFFF;
  --color-bg-neutral: #F9F8F6;
  --color-bg-subtle: #F4F4F4;
  --color-border: #E5E2DC;
  --color-border-dark: #CCCCCC;
  --color-text-main: #2D2D2D;
  --color-text-muted: #595959;
  --color-footer-bg: #222222;
  --color-footer-sub: #1A1A1A;
  --color-footer-text: #E0E0E0;
  --color-footer-muted: #A0A0A0;
  --color-accent-gold: #C29B38;
  
  --font-serif: Georgia, "Times New Roman", Garamond, "Palatino Linotype", serif;
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  
  --container-max: 1240px;
  --transition-default: all 0.25s ease-in-out;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
}

/* --------------------------------------------------------------------------
   RESET & FONDAMENTAUX TYPOGRAPHIQUES
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text-main);
  background-color: var(--color-canvas);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1 0 auto;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--color-navy);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 1rem;
}

h1 { font-size: 2.25rem; letter-spacing: -0.02em; }
h2 { font-size: 1.85rem; border-bottom: 2px solid var(--color-border); padding-bottom: 0.5rem; margin-top: 1.5rem; }
h3 { font-size: 1.35rem; color: var(--color-primary-dark); }
h4 { font-size: 1.15rem; }

p {
  margin-bottom: 1.25rem;
  max-width: 75ch;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: var(--transition-default);
}

a:hover, a:focus {
  color: var(--color-navy);
  text-decoration: underline;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}

li {
  margin-bottom: 0.4rem;
}

blockquote {
  border-left: 4px solid var(--color-primary);
  background-color: var(--color-bg-neutral);
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
  font-style: italic;
  color: var(--color-text-main);
}

/* --------------------------------------------------------------------------
   LAYOUT CONTAINERS & GRILLES STRUCTURELLES
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.section {
  padding: 3.5rem 0;
}

.section-neutral {
  background-color: var(--color-bg-neutral);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section-maroon-strip {
  background-color: var(--color-primary-dark);
  color: #FFFFFF;
  padding: 3.5rem 0;
}

.section-maroon-strip h2, 
.section-maroon-strip h3,
.section-maroon-strip p {
  color: #FFFFFF;
}

.section-navy {
  background-color: var(--color-navy);
  color: #FFFFFF;
  padding: 3.5rem 0;
}

.section-navy h2,
.section-navy h3,
.section-navy p {
  color: #FFFFFF;
}

/* --------------------------------------------------------------------------
   HEADER & ARCHITECTURE MULTI-TIER
   -------------------------------------------------------------------------- */
/* Tier 0: Top Utility Bar */
.top-utility-bar {
  background-color: var(--color-bg-subtle);
  border-bottom: 1px solid var(--color-border);
  font-size: 0.82rem;
  color: var(--color-text-muted);
  min-height: 34px;
}

.top-utility-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  padding: 0.35rem 1.5rem;
}

.top-utility-left, .top-utility-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.top-utility-left span.rna-badge {
  font-weight: 700;
  color: var(--color-primary-dark);
  background: #EAE6DE;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.top-utility-link {
  color: var(--color-text-muted);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  min-height: 30px;
}

.top-utility-link:hover {
  color: var(--color-primary);
  text-decoration: none;
}

.top-search-form {
  display: flex;
  align-items: center;
}

.top-search-input {
  padding: 3px 8px;
  font-size: 0.78rem;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-sm);
  background: #FFF;
  width: 140px;
  transition: width 0.3s;
}

.top-search-input:focus {
  width: 190px;
  outline: 2px solid var(--color-primary);
}

.top-search-btn {
  background: var(--color-primary);
  color: #FFF;
  border: none;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  margin-left: 4px;
  cursor: pointer;
  font-size: 0.75rem;
}

/* Tier 1: Central Branding Header */
.branding-header {
  background-color: #FFFFFF;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--color-border);
  text-align: center;
}

.branding-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.brand-emblem {
  width: 60px;
  height: 60px;
  fill: var(--color-primary);
}

.brand-acronym {
  font-family: var(--font-serif);
  font-size: 1.65rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--color-primary-dark);
  line-height: 1.1;
  text-transform: uppercase;
}

.brand-subtitle {
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-navy);
  text-transform: uppercase;
}

.brand-motto {
  font-size: 0.84rem;
  color: var(--color-text-muted);
  font-style: italic;
}

/* Tier 2: Primary Navigation Bar */
.primary-nav-bar {
  background-color: var(--color-navy);
  border-top: 3px solid var(--color-primary);
  position: sticky;
  top: 0;
  z-index: 999;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
}

.nav-menu {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  padding: 1rem 1.25rem;
  color: #FFFFFF;
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  min-height: 48px;
  transition: background-color 0.2s, color 0.2s;
  text-decoration: none;
}

.nav-link:hover, .nav-link:focus, .nav-item.active .nav-link {
  background-color: var(--color-primary);
  color: #FFFFFF;
  text-decoration: none;
}

/* Dropdown Menus */
.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 280px;
  background-color: #FFFFFF;
  box-shadow: var(--shadow-lg);
  border-top: 3px solid var(--color-primary);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  list-style: none;
  padding: 0.5rem 0;
  z-index: 1000;
}

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

.dropdown-link {
  display: block;
  padding: 0.75rem 1.25rem;
  color: var(--color-text-main);
  font-size: 0.88rem;
  font-weight: 500;
  line-height: 1.3;
  text-transform: none;
  border-bottom: 1px solid #F0EFEA;
  min-height: 44px;
}

.dropdown-link:hover {
  background-color: var(--color-bg-neutral);
  color: var(--color-primary);
  text-decoration: none;
  padding-left: 1.5rem;
}

/* Mobile Hamburger Toggle */
.mobile-nav-toggle {
  display: none;
  background: transparent;
  border: none;
  color: #FFFFFF;
  font-size: 1.5rem;
  padding: 0.75rem 1rem;
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}

/* --------------------------------------------------------------------------
   HERO BANNER & SUMMARIES
   -------------------------------------------------------------------------- */
.hero-block {
  position: relative;
  background-color: var(--color-navy);
  color: #FFFFFF;
  overflow: hidden;
  min-height: 480px;
  display: flex;
  align-items: center;
}

.hero-media-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.38;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 4rem 1.5rem;
  max-width: 900px;
}

.hero-pill-badge {
  display: inline-block;
  background-color: var(--color-primary);
  color: #FFFFFF;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 1.25rem;
}

.hero-title {
  color: #FFFFFF;
  font-size: 2.85rem;
  font-weight: 800;
  line-height: 1.18;
  margin-bottom: 1.25rem;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
}

.hero-slogan {
  font-size: 1.25rem;
  color: #F0F4F8;
  font-family: var(--font-serif);
  margin-bottom: 1.5rem;
  max-width: 75ch;
  line-height: 1.45;
}

.hero-summary-box {
  background: rgba(11, 37, 69, 0.88);
  border-left: 4px solid var(--color-primary);
  padding: 1.25rem 1.5rem;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-bottom: 1.75rem;
  backdrop-filter: blur(4px);
}

.hero-summary-text {
  font-size: 1.05rem;
  line-height: 1.55;
  color: #FFFFFF;
  font-weight: 500;
  margin-bottom: 0;
}

.hero-cta-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* --------------------------------------------------------------------------
   COMPOSANTS BOUTONS & INTERACTION (44px min-height)
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  min-height: 44px;
  min-width: 44px;
  transition: var(--transition-default);
  border: 2px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #FFFFFF;
  border-color: var(--color-primary);
}

.btn-primary:hover, .btn-primary:focus {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: #FFFFFF;
  text-decoration: none;
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: var(--color-navy);
  color: #FFFFFF;
  border-color: var(--color-navy);
}

.btn-secondary:hover, .btn-secondary:focus {
  background-color: var(--color-navy-light);
  border-color: var(--color-navy-light);
  color: #FFFFFF;
  text-decoration: none;
}

.btn-outline {
  background-color: transparent;
  color: #FFFFFF;
  border-color: #FFFFFF;
}

.btn-outline:hover, .btn-outline:focus {
  background-color: #FFFFFF;
  color: var(--color-navy);
  text-decoration: none;
}

.btn-outline-primary {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline-primary:hover {
  background-color: var(--color-primary);
  color: #FFFFFF;
  text-decoration: none;
}

/* --------------------------------------------------------------------------
   MODULE NOTRE MISSION (150+ MOTS STYLES)
   -------------------------------------------------------------------------- */
.mission-highlight-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: 2.25rem;
  box-shadow: var(--shadow-sm);
  margin: 2rem 0;
}

.mission-highlight-title {
  font-size: 1.6rem;
  color: var(--color-primary-dark);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.mission-text-block {
  font-size: 1.08rem;
  line-height: 1.7;
  color: var(--color-text-main);
  text-align: justify;
}

/* --------------------------------------------------------------------------
   GRILLES DE CARTES D'ACTIVITÉS (4 PREVIEWS EXACTES)
   -------------------------------------------------------------------------- */
.grid-4-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin: 2rem 0;
}

.card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform 0.25s, box-shadow 0.25s;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.card-media {
  position: relative;
  aspect-ratio: 16 / 9;
  background-color: var(--color-bg-neutral);
  overflow: hidden;
}

.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.card:hover .card-media img {
  transform: scale(1.05);
}

.card-tag {
  position: absolute;
  top: 10px;
  right: 10px;
  background-color: var(--color-primary-dark);
  color: #FFFFFF;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}

.card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-title {
  font-size: 1.18rem;
  margin-bottom: 0.75rem;
  color: var(--color-navy);
  line-height: 1.3;
}

.card-title a {
  color: inherit;
}

.card-title a:hover {
  color: var(--color-primary);
}

.card-text {
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--color-text-muted);
  flex-grow: 1;
  margin-bottom: 1.25rem;
}

.card-footer {
  margin-top: auto;
}

/* --------------------------------------------------------------------------
   PANELS SPLIT 2-COLONNES (MÉDIA + RÉCIT)
   -------------------------------------------------------------------------- */
.split-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  margin: 3.5rem 0;
}

.split-panel.reverse {
  direction: rtl;
}

.split-panel.reverse > * {
  direction: ltr;
}

.split-media {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
}

.split-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.split-content {
  padding: 1rem 0;
}

/* --------------------------------------------------------------------------
   4-COLUMN EVENTS GRID AVEC DATE BADGES
   -------------------------------------------------------------------------- */
.events-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin: 2rem 0;
}

.event-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.event-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
}

.date-badge {
  background-color: var(--color-primary);
  color: #FFFFFF;
  text-align: center;
  padding: 0.5rem;
  border-radius: var(--radius-sm);
  min-width: 60px;
  flex-shrink: 0;
}

.date-month {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.date-day {
  display: block;
  font-size: 1.4rem;
  font-weight: 800;
  line-height: 1.1;
  font-family: var(--font-serif);
}

.event-meta-top {
  flex-grow: 1;
}

.event-location {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  font-weight: 600;
}

.event-title {
  font-size: 1.05rem;
  color: var(--color-navy);
  margin-top: 0.25rem;
  margin-bottom: 0.5rem;
}

.event-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

/* --------------------------------------------------------------------------
   CHIFFRES CLÉS & PANNEAUX STATISTIQUES
   -------------------------------------------------------------------------- */
.stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  text-align: center;
}

.stat-box {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.75rem 1rem;
  box-shadow: var(--shadow-sm);
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--color-primary-dark);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-navy);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* --------------------------------------------------------------------------
   PAGE DETAIL BANNER & BREADCRUMBS
   -------------------------------------------------------------------------- */
.page-banner {
  background-color: var(--color-navy);
  color: #FFFFFF;
  padding: 3rem 0;
  border-bottom: 3px solid var(--color-primary);
}

.page-banner h1 {
  color: #FFFFFF;
  font-size: 2.4rem;
  margin-bottom: 0.75rem;
}

.page-lead {
  font-size: 1.18rem;
  color: #E2E8F0;
  max-width: 80ch;
  line-height: 1.6;
}

.breadcrumbs {
  font-size: 0.85rem;
  color: #CBD5E1;
  margin-bottom: 1rem;
}

.breadcrumbs a {
  color: #CBD5E1;
}

.breadcrumbs a:hover {
  color: #FFFFFF;
  text-decoration: underline;
}

.breadcrumbs span.current {
  color: #FFFFFF;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   TABLEAUX FINANCIERS & DONNÉES STRUCTURÉES
   -------------------------------------------------------------------------- */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  margin: 1.75rem 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: #FFFFFF;
}

.table-custom {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.94rem;
}

.table-custom th {
  background-color: var(--color-bg-neutral);
  color: var(--color-navy);
  font-weight: 700;
  padding: 1rem 1.25rem;
  border-bottom: 2px solid var(--color-border);
  font-family: var(--font-serif);
}

.table-custom td {
  padding: 0.9rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-main);
}

.table-custom tr:last-child td {
  border-bottom: none;
}

.table-custom tr.total-row {
  background-color: #F3F1ED;
  font-weight: 700;
  color: var(--color-primary-dark);
}

/* --------------------------------------------------------------------------
   FORMULAIRES D'ADHÉSION, BÉNÉVOLAT & CONTACT
   -------------------------------------------------------------------------- */
.form-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2.25rem;
  box-shadow: var(--shadow-sm);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

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

.form-group.full {
  grid-column: span 2;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: 0.4rem;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-sm);
  background-color: #FFFFFF;
  color: var(--color-text-main);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(128, 0, 0, 0.15);
}

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

.form-help {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 0.35rem;
}

/* --------------------------------------------------------------------------
   ÉQUIPE & GOUVERNANCE (BUREAU EXÉCUTIF)
   -------------------------------------------------------------------------- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  margin: 2rem 0;
}

.team-card {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.team-role {
  font-size: 0.84rem;
  color: var(--color-primary-dark);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.team-name {
  font-size: 1.35rem;
  margin-bottom: 0.5rem;
  color: var(--color-navy);
}

.team-bio {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   ACCORDÉON FAQ & RESSOURCES
   -------------------------------------------------------------------------- */
.accordion {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin: 1.5rem 0;
  background: #FFFFFF;
}

.accordion-item {
  border-bottom: 1px solid var(--color-border);
}

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

.accordion-trigger {
  width: 100%;
  text-align: left;
  padding: 1.25rem 1.5rem;
  background-color: #FFFFFF;
  border: none;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-navy);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  min-height: 48px;
}

.accordion-trigger:hover {
  background-color: var(--color-bg-neutral);
  color: var(--color-primary);
}

.accordion-content {
  padding: 1rem 1.5rem 1.5rem 1.5rem;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text-main);
  background-color: var(--color-bg-neutral);
}

/* --------------------------------------------------------------------------
   FOOTER ARCHITECTURE (ANTHRACITE #222222)
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding: 4rem 0 2rem 0;
  border-top: 4px solid var(--color-primary);
  margin-top: auto;
}

.footer-top-branding {
  text-align: center;
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo-svg {
  width: 50px;
  height: 50px;
  fill: #FFFFFF;
  margin-bottom: 0.75rem;
}

.footer-org-name {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  color: #FFFFFF;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-bottom: 3rem;
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 1.05rem;
  border-bottom: 2px solid var(--color-primary);
  padding-bottom: 0.5rem;
  margin-bottom: 1rem;
  letter-spacing: 0.03em;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 0.6rem;
}

.footer-links a {
  color: var(--color-footer-text);
  font-size: 0.9rem;
  display: inline-block;
  min-height: 32px;
  line-height: 1.4;
}

.footer-links a:hover {
  color: #FFFFFF;
  text-decoration: underline;
}

.footer-contact-info {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--color-footer-muted);
}

.footer-contact-info p {
  color: inherit;
  margin-bottom: 0.6rem;
}

.footer-contact-info strong {
  color: #FFFFFF;
}

/* Mandatory Legal Notice Block */
.footer-legal-notice-block {
  background-color: var(--color-footer-sub);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  margin-bottom: 2rem;
  font-size: 0.84rem;
  line-height: 1.65;
  color: #CCCCCC;
}

.footer-bottom-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.82rem;
  color: var(--color-footer-muted);
}

.footer-legal-links {
  display: flex;
  gap: 1.5rem;
}

.footer-legal-links a {
  color: var(--color-footer-muted);
}

.footer-legal-links a:hover {
  color: #FFFFFF;
}

/* --------------------------------------------------------------------------
   MEDIA QUERIES & MOBILE RESPONSIVENESS
   -------------------------------------------------------------------------- */
@media (max-width: 992px) {
  .grid-4-cards {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .events-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .stats-strip {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .split-panel {
    gap: 2rem;
  }
  
  .hero-title {
    font-size: 2.2rem;
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  /* Navigation Collapse into Mobile Drawer */
  .mobile-nav-toggle {
    display: flex;
  }
  
  .nav-menu {
    display: none;
    flex-direction: column;
    width: 100%;
    background-color: var(--color-navy);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .nav-menu.open {
    display: flex;
  }
  
  .nav-link {
    padding: 0.85rem 1.25rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }
  
  .dropdown-menu {
    position: static;
    display: none;
    box-shadow: none;
    background-color: var(--color-navy-light);
    border-top: none;
    padding-left: 1rem;
  }
  
  .nav-item.dropdown-open .dropdown-menu {
    display: block;
  }
  
  .dropdown-link {
    color: #E2E8F0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }
  
  .dropdown-link:hover {
    background-color: var(--color-navy);
    color: #FFFFFF;
  }
  
  /* Grilles 1 colonne sur mobile */
  .grid-4-cards {
    grid-template-columns: 1fr;
  }
  
  .events-grid {
    grid-template-columns: 1fr;
  }
  
  .stats-strip {
    grid-template-columns: 1fr;
  }
  
  .team-grid {
    grid-template-columns: 1fr;
  }
  
  .split-panel {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .split-panel.reverse {
    direction: ltr;
  }
  
  .form-grid {
    grid-template-columns: 1fr;
  }
  
  .form-group.full {
    grid-column: span 1;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .top-utility-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  
  .hero-title {
    font-size: 1.85rem;
  }
  
  .hero-content {
    padding: 2.5rem 1rem;
  }
}