/* ==========================================================================
   ASSOCIATION VIVRE YOGA — DESIGN SYSTEM NEO-BRUTALISTE ÉDITORIAL HYBRIDE
   Cadre Institutionnel Loi 1901 | Exercice Civil 2026
   ========================================================================== */

/* Variables & Paramètres Fondamentaux */
:root {
  --bg-pure: #FFFFFF;
  --bg-cream: #F5F5F0;
  --bg-soft-gray: #EEF2F6;
  --ink-primary: #1E293B;
  --ink-secondary: #334155;
  --ink-muted: #64748B;
  --accent-terracotta: #C2410C;
  --accent-terracotta-hover: #9A3412;
  --accent-ochre: #4D7C0F;
  --accent-ochre-light: #ECFCCB;
  --border-line: 1px solid #1E293B;
  --border-thick: 2px solid #1E293B;
  --border-heavy: 3px solid #1E293B;
  --shadow-block: 4px 4px 0px #1E293B;
  --shadow-block-sm: 2px 2px 0px #1E293B;
  --shadow-block-lg: 6px 6px 0px #1E293B;
  --font-serif: "Playfair Display", Georgia, "Times New Roman", serif;
  --font-sans: "Plus Jakarta Sans", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", Consolas, "Courier New", monospace;
  --sidebar-width: 280px;
}

/* Reset & Box Sizing Universel */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  line-height: 1.65;
  background-color: var(--bg-cream);
  color: var(--ink-primary);
  word-wrap: break-word;
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
}

/* Structure Maîtresse : Two-Column Grid Wrapper */
.master-layout-wrapper {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  width: 100%;
  min-height: 100vh;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* ==========================================================================
   COLONNE 1 : LEFT SIDEBAR NAVIGATION
   ========================================================================== */
.sidebar-header-panel {
  width: var(--sidebar-width);
  background: var(--bg-pure);
  border-right: var(--border-thick);
  padding: 30px 20px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  box-sizing: border-box;
  z-index: 999;
}

/* Scrollbar Custom pour Sidebar */
.sidebar-header-panel::-webkit-scrollbar {
  width: 6px;
}
.sidebar-header-panel::-webkit-scrollbar-thumb {
  background: var(--ink-primary);
}

.brand-identity-block {
  border-bottom: var(--border-thick);
  padding-bottom: 20px;
}

.brand-logo-text {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 800;
  line-height: 1.15;
  color: var(--ink-primary);
  text-transform: uppercase;
  letter-spacing: -0.02em;
  text-decoration: none;
  display: block;
}

.brand-nonprofit-badge {
  display: inline-block;
  margin-top: 8px;
  background: var(--accent-terracotta);
  color: #FFFFFF;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 8px;
  border: var(--border-line);
  box-shadow: var(--shadow-block-sm);
}

/* Metadata Registry Sub-Card */
.metadata-registry-card {
  background: var(--bg-cream);
  border: var(--border-line);
  box-shadow: var(--shadow-block-sm);
  padding: 14px;
  font-size: 0.78rem;
  line-height: 1.45;
}

.registry-card-title {
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.7rem;
  color: var(--accent-terracotta);
  margin-bottom: 6px;
  border-bottom: 1px dashed var(--ink-muted);
  padding-bottom: 4px;
}

.registry-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 4px;
  color: var(--ink-secondary);
}

.registry-label {
  font-weight: 600;
}

.registry-val {
  font-family: var(--font-mono);
  font-weight: 700;
}

.registry-link {
  display: block;
  margin-top: 8px;
  padding-top: 6px;
  border-top: 1px dashed var(--ink-muted);
  color: var(--ink-primary);
  font-weight: 700;
  text-decoration: underline;
  text-decoration-thickness: 1.5px;
  font-size: 0.75rem;
}

/* Directory Tree Categories */
.directory-nav-matrix {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.nav-category-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.nav-category-heading {
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-muted);
  padding-bottom: 4px;
  border-bottom: 1px solid #CBD5E1;
}

.nav-link-item {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 12px;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--ink-primary);
  text-decoration: none;
  background: var(--bg-pure);
  border: var(--border-line);
  box-shadow: 2px 2px 0px transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

.nav-link-item:hover,
.nav-link-item.active {
  background: #FFFBEB;
  border-color: var(--ink-primary);
  box-shadow: var(--shadow-block-sm);
  transform: translate(-1px, -1px);
}

.nav-link-item.active {
  background: var(--accent-terracotta);
  color: #FFFFFF;
}

/* Bouton Mobile Toggle */
.mobile-nav-toggle-btn {
  display: none;
  min-width: 44px;
  min-height: 44px;
  background: var(--ink-primary);
  color: #FFFFFF;
  border: var(--border-thick);
  box-shadow: var(--shadow-block-sm);
  font-size: 1.1rem;
  font-weight: bold;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  padding: 8px 14px;
}

/* ==========================================================================
   COLONNE 2 : MAIN CONTENT CANVAS
   ========================================================================== */
.main-content-canvas {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  justify-content: space-between;
  width: 100%;
  background: var(--bg-cream);
  overflow-x: hidden;
}

.content-article-body {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 48px 40px;
  box-sizing: border-box;
  flex: 1;
}

/* Typographie d'En-tête & Titres */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  color: var(--ink-primary);
  line-height: 1.2;
  margin-bottom: 16px;
  word-wrap: break-word;
}

h1 {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
}

h2 {
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  font-weight: 700;
  border-bottom: var(--border-thick);
  padding-bottom: 10px;
  margin-top: 40px;
  margin-bottom: 24px;
}

h3 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-top: 24px;
  margin-bottom: 12px;
}

p {
  margin-bottom: 20px;
  color: var(--ink-secondary);
  font-size: 1.05rem;
  line-height: 1.7;
}

/* Neo-Brutalist Cards & Offsets */
.neo-card {
  background: var(--bg-pure);
  border: var(--border-line);
  box-shadow: var(--shadow-block);
  padding: 32px;
  margin-bottom: 32px;
  box-sizing: border-box;
}

.neo-card-offset {
  background: var(--bg-pure);
  border: var(--border-thick);
  box-shadow: var(--shadow-block-lg);
  padding: 36px;
  margin-bottom: 36px;
  position: relative;
}

.neo-card-accent {
  background: #FFFBEB;
  border: var(--border-thick);
  border-left: 8px solid var(--accent-terracotta);
  box-shadow: var(--shadow-block);
  padding: 30px;
  margin-bottom: 30px;
}

/* Callouts & Mission Blocks */
.mission-highlight-card {
  background: var(--bg-pure);
  border: var(--border-thick);
  box-shadow: var(--shadow-block);
  padding: 32px;
  margin: 36px 0;
  position: relative;
}

.mission-badge {
  display: inline-block;
  background: var(--accent-ochre);
  color: #FFFFFF;
  font-weight: 800;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  padding: 6px 12px;
  border: var(--border-line);
  box-shadow: var(--shadow-block-sm);
  margin-bottom: 16px;
}

.mission-text-content {
  font-size: 1.15rem;
  line-height: 1.8;
  font-weight: 500;
  color: var(--ink-primary);
  font-style: normal;
  border-left: 4px solid var(--accent-ochre);
  padding-left: 20px;
}

/* Direct Homepage Summary Block */
.direct-summary-card {
  background: #EFF6FF;
  border: var(--border-thick);
  box-shadow: var(--shadow-block);
  padding: 24px;
  margin: 24px 0 32px 0;
}

.direct-summary-text {
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.6;
  color: #1E3A8A;
  margin: 0;
}

/* Hero Section */
.hero-editorial-section {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 36px;
  align-items: center;
  margin-bottom: 48px;
  padding-bottom: 40px;
  border-bottom: var(--border-thick);
}

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

.hero-image-col {
  position: relative;
}

.hero-image-frame {
  border: var(--border-thick);
  box-shadow: var(--shadow-block-lg);
  overflow: hidden;
  background: #000000;
}

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

/* Media Frames Universels */
.media-frame {
  border: var(--border-thick);
  box-shadow: var(--shadow-block);
  margin: 28px 0;
  overflow: hidden;
  background: #000000;
}

/* Grilles & Colonnes Opérationnelles */
.operational-grid-4 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin: 32px 0;
}

.operational-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 32px 0;
}

.operational-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin: 32px 0;
}

.pillar-card {
  background: var(--bg-pure);
  border: var(--border-thick);
  box-shadow: var(--shadow-block);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.pillar-card-content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

/* Boutons & Liens d'Action (Anti-Layout-Shift) */
.btn-institutional-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 24px;
  background: var(--accent-terracotta);
  color: #FFFFFF;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-decoration: none;
  border: var(--border-thick);
  box-shadow: var(--shadow-block);
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

.btn-institutional-cta:hover {
  background: var(--accent-terracotta-hover);
  box-shadow: 2px 2px 0px #1E293B;
  transform: translate(2px, 2px);
}

.btn-secondary-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 24px;
  background: var(--bg-pure);
  color: var(--ink-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-decoration: none;
  border: var(--border-thick);
  box-shadow: var(--shadow-block);
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-secondary-cta:hover {
  background: var(--bg-cream);
  box-shadow: 2px 2px 0px #1E293B;
  transform: translate(2px, 2px);
}

/* Statistiques & Impact Bar */
.impact-stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  background: var(--ink-primary);
  color: #FFFFFF;
  border: var(--border-thick);
  box-shadow: var(--shadow-block);
  padding: 32px 24px;
  margin: 40px 0;
}

.stat-item {
  text-align: center;
  border-right: 1px solid #475569;
  padding: 0 12px;
}

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

.stat-number {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  font-weight: 800;
  color: #FDBA74;
  line-height: 1.1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #CBD5E1;
}

/* Tableaux Institutionnels */
.institutional-table-container {
  overflow-x: auto;
  margin: 32px 0;
  border: var(--border-thick);
  box-shadow: var(--shadow-block);
  background: var(--bg-pure);
}

.institutional-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

.institutional-table th {
  background: var(--ink-primary);
  color: #FFFFFF;
  padding: 16px 20px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.82rem;
  border-bottom: var(--border-thick);
}

.institutional-table td {
  padding: 14px 20px;
  border-bottom: 1px solid #E2E8F0;
  color: var(--ink-secondary);
}

.institutional-table tr:nth-child(even) {
  background-color: var(--bg-cream);
}

.institutional-table tr:hover {
  background-color: #FEF3C7;
}

/* Formulaires de Contact & Recrutement */
.institutional-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 24px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--ink-primary);
}

.form-input,
.form-select,
.form-textarea {
  min-height: 48px;
  padding: 12px 16px;
  font-family: var(--font-sans);
  font-size: 1rem;
  border: var(--border-thick);
  background: var(--bg-pure);
  color: var(--ink-primary);
  box-shadow: 2px 2px 0px #1E293B;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

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

/* ==========================================================================
   MEGA FOOTER ARCHITECTURAL CANVAS
   ========================================================================== */
.mega-footer-wrapper {
  background: var(--bg-pure);
  border-top: var(--border-thick);
  padding: 60px 40px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  box-sizing: border-box;
  width: 100%;
}

.footer-column {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-column-heading {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--ink-primary);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--accent-terracotta);
  margin-bottom: 8px;
}

.footer-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-nav-list a {
  color: var(--ink-secondary);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
  transition: color 0.15s ease, transform 0.15s ease;
  display: inline-block;
}

.footer-nav-list a:hover {
  color: var(--accent-terracotta);
  transform: translateX(4px);
}

.footer-text-block {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--ink-secondary);
}

/* Bottom Trust Baseline Block */
.bottom-trust-baseline {
  grid-column: 1 / -1;
  border-top: 1px solid #CBD5E1;
  padding-top: 32px;
  margin-top: 24px;
  font-size: 0.85rem;
  line-height: 1.65;
  color: var(--ink-muted);
}

.trust-mandatory-statement {
  background: var(--bg-cream);
  border: var(--border-line);
  padding: 16px 20px;
  font-weight: 600;
  color: var(--ink-primary);
  margin-bottom: 16px;
}

.trust-legal-notice {
  font-size: 0.82rem;
  color: #475569;
}

.trust-legal-notice a {
  color: var(--ink-primary);
  font-weight: 700;
  text-decoration: underline;
}

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

/* Breakpoint 1024px : Tablettes & Moyens Écrans */
@media (max-width: 1024px) {
  .master-layout-wrapper {
    grid-template-columns: 240px 1fr;
  }
  
  :root {
    --sidebar-width: 240px;
  }

  .content-article-body {
    padding: 36px 28px;
  }

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

  .hero-editorial-section {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

/* Breakpoint 768px : Mobiles & Tablettes Verticales */
@media (max-width: 768px) {
  .master-layout-wrapper {
    display: flex;
    flex-direction: column;
    width: 100%;
  }

  .sidebar-header-panel {
    position: relative;
    width: 100%;
    height: auto;
    border-right: none;
    border-bottom: var(--border-thick);
    padding: 20px;
  }

  .mobile-nav-toggle-btn {
    display: inline-flex;
    margin-top: 12px;
  }

  .directory-nav-matrix {
    display: none;
    margin-top: 16px;
  }

  .directory-nav-matrix.open {
    display: flex;
  }

  .content-article-body {
    padding: 28px 18px;
  }

  .operational-grid-4,
  .operational-grid-3,
  .operational-grid-2 {
    grid-template-columns: 1fr;
  }

  .impact-stats-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .stat-item {
    border-right: none;
    border-bottom: 1px solid #475569;
    padding-bottom: 16px;
  }

  .stat-item:nth-last-child(-n+2) {
    border-bottom: none;
  }

  .mega-footer-wrapper {
    grid-template-columns: 1fr;
    padding: 40px 20px;
    gap: 28px;
  }
}

/* Breakpoint 480px : Petits Écrans Mobiles */
@media (max-width: 480px) {
  h1 {
    font-size: 1.95rem;
  }

  h2 {
    font-size: 1.45rem;
  }

  .content-article-body {
    padding: 20px 14px;
  }

  .impact-stats-bar {
    grid-template-columns: 1fr;
  }

  .neo-card,
  .neo-card-offset,
  .neo-card-accent {
    padding: 20px 16px;
  }

  .btn-institutional-cta,
  .btn-secondary-cta {
    width: 100%;
  }
}