/* ==========================================================================
   MUSIQUES ÉTRANGES - ASSOCIATION LOI 1901
   FEUILLE DE STYLE MAÎTRESSE : NEO-BRUTALIST EDITORIAL HYBRID
   Millésime Officiel : Exercice Réglementaire 2026
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Space+Mono:wght@400;700&display=swap');

:root {
  --canvas-bg: #F5F5F0;
  --surface-white: #FFFFFF;
  --ink-charcoal: #1E293B;
  --ink-muted: #475569;
  --ink-subtle: #64748B;
  --border-line: #1E293B;
  --accent-terracotta: #C2410C;
  --accent-ochre: #4D7C0F;
  --accent-cream: #FEF3C7;
  --accent-soft-blue: #E0F2FE;
  --accent-soft-terracotta: #FFEDD5;
  --shadow-block: 4px 4px 0px #1E293B;
  --shadow-block-lg: 6px 6px 0px #1E293B;
  --shadow-block-hover: 2px 2px 0px #1E293B;
  --font-serif: 'Instrument Serif', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-mono: 'Space Mono', monospace;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--canvas-bg);
  color: var(--ink-charcoal);
  font-family: var(--font-sans);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

body {
  width: 100%;
  min-height: 100vh;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  word-wrap: break-word;
  overflow-wrap: break-word;
  background-color: var(--canvas-bg);
}

/* ==========================================================================
   MASTER LAYOUT GRID FRAMEWORK
   ========================================================================== */
.master-layout-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  width: 100%;
  min-height: 100vh;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  background-color: var(--canvas-bg);
}

/* ==========================================================================
   LEFT SIDEBAR NAVIGATION
   ========================================================================== */
.sidebar-wrapper {
  width: 280px;
  background: var(--surface-white);
  border-right: 2px solid var(--border-line);
  padding: 30px 20px;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  z-index: 100;
}

.sidebar-wrapper::-webkit-scrollbar {
  width: 6px;
}
.sidebar-wrapper::-webkit-scrollbar-track {
  background: #F1F5F9;
}
.sidebar-wrapper::-webkit-scrollbar-thumb {
  background: var(--ink-charcoal);
}

.sidebar-branding {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-bottom: 18px;
  border-bottom: 2px solid var(--border-line);
}

.brand-logotype {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--ink-charcoal);
  text-decoration: none;
  line-height: 1.2;
}

.brand-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--accent-terracotta);
  letter-spacing: 0.04em;
}

/* Metadata Registry Sub-Card */
.metadata-registry-card {
  background: var(--canvas-bg);
  border: 1px solid var(--border-line);
  padding: 14px;
  font-size: 0.78rem;
  box-shadow: 2px 2px 0px var(--border-line);
  line-height: 1.45;
}

.registry-title {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.72rem;
  text-transform: uppercase;
  color: var(--ink-charcoal);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.registry-item {
  color: var(--ink-muted);
  margin-bottom: 4px;
}

.registry-item strong {
  color: var(--ink-charcoal);
}

.registry-link {
  color: var(--accent-terracotta);
  text-decoration: underline;
  font-weight: 600;
}

/* Nav Hierarchy */
.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

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

.nav-category-title {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--ink-subtle);
  text-transform: uppercase;
  padding-bottom: 4px;
  border-bottom: 1px dashed var(--border-line);
  margin-bottom: 4px;
}

.nav-link {
  display: block;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--ink-charcoal);
  text-decoration: none;
  padding: 8px 10px;
  border: 1px solid transparent;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
  line-height: 1.3;
}

.nav-link:hover {
  background: var(--canvas-bg);
  border-color: var(--border-line);
  box-shadow: 2px 2px 0px var(--border-line);
  transform: translate(-1px, -1px);
}

.nav-link.active {
  background: var(--ink-charcoal);
  color: var(--surface-white);
  border-color: var(--border-line);
  box-shadow: 2px 2px 0px var(--accent-terracotta);
}

.sidebar-mobile-toggle {
  display: none;
  min-width: 44px;
  min-height: 44px;
  background: var(--ink-charcoal);
  color: var(--surface-white);
  border: 2px solid var(--border-line);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  padding: 8px 14px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: var(--shadow-block);
}

/* ==========================================================================
   MAIN CONTENT AREA CANVAS
   ========================================================================== */
.main-content-canvas {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  justify-content: space-between;
  width: 100%;
  box-sizing: border-box;
  background-color: var(--canvas-bg);
}

.content-body {
  flex: 1 0 auto;
  padding: 48px 48px 64px 48px;
  max-width: 1320px;
  width: 100%;
  margin: 0 auto;
  box-sizing: border-box;
}

/* ==========================================================================
   TYPOGRAPHY & DISPLAY
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
  color: var(--ink-charcoal);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.editorial-display {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0;
}

.page-hero-title {
  font-size: clamp(2.2rem, 4.5vw, 3.8rem);
  line-height: 1.05;
  margin-bottom: 20px;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--border-line);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px;
}

.section-subtitle {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  color: var(--accent-terracotta);
  font-weight: 700;
  letter-spacing: 0.05em;
}

p {
  margin-bottom: 18px;
  color: var(--ink-muted);
  font-size: 1rem;
  line-height: 1.7;
}

p strong {
  color: var(--ink-charcoal);
}

/* ==========================================================================
   HERO BLOCKS & NOTRE MISSION
   ========================================================================== */
.hero-interlocking-card {
  background: var(--surface-white);
  border: 2px solid var(--border-line);
  box-shadow: var(--shadow-block-lg);
  padding: 40px;
  margin-bottom: 48px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 36px;
  align-items: center;
}

.hero-text-block {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.hero-tag {
  align-self: flex-start;
  background: var(--accent-cream);
  border: 1px solid var(--border-line);
  padding: 4px 12px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  box-shadow: 2px 2px 0px var(--border-line);
}

.hero-summary-statement {
  font-size: 1.12rem;
  font-weight: 600;
  color: var(--ink-charcoal);
  border-left: 4px solid var(--accent-terracotta);
  padding-left: 16px;
  margin: 12px 0;
  line-height: 1.6;
}

.hero-image-wrapper {
  border: 2px solid var(--border-line);
  box-shadow: var(--shadow-block);
  overflow: hidden;
  background: #E2E8F0;
}

.hero-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Dedicated Mission Block (Strict 120+ words) */
.notre-mission-box {
  background: #FFFBEB;
  border: 2px solid var(--border-line);
  box-shadow: var(--shadow-block);
  padding: 32px;
  margin: 40px 0;
  position: relative;
}

.notre-mission-badge {
  position: absolute;
  top: -14px;
  left: 28px;
  background: var(--accent-terracotta);
  color: var(--surface-white);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 4px 12px;
  border: 1px solid var(--border-line);
  letter-spacing: 0.05em;
}

.notre-mission-text {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--ink-charcoal);
  font-weight: 500;
  margin: 0;
}

/* ==========================================================================
   BUTTONS & CTA
   ========================================================================== */
.btn-editorial {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 24px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid var(--border-line);
  box-shadow: var(--shadow-block);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  white-space: nowrap;
}

.btn-editorial:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-block-lg);
}

.btn-editorial:active {
  transform: translate(2px, 2px);
  box-shadow: var(--shadow-block-hover);
}

.btn-primary {
  background: var(--accent-terracotta);
  color: var(--surface-white);
}

.btn-primary:hover {
  background: #9A3412;
}

.btn-secondary {
  background: var(--surface-white);
  color: var(--ink-charcoal);
}

.btn-secondary:hover {
  background: var(--canvas-bg);
}

.btn-ochre {
  background: var(--accent-ochre);
  color: var(--surface-white);
}

/* ==========================================================================
   GRID ARCHITECTURES (PILLARS, CARDS, MATRICES)
   ========================================================================== */
.cards-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin: 32px 0 48px 0;
}

.cards-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin: 32px 0 48px 0;
}

.cards-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin: 32px 0 48px 0;
}

.editorial-card {
  background: var(--surface-white);
  border: 2px solid var(--border-line);
  box-shadow: var(--shadow-block);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.editorial-card:hover {
  transform: translate(-3px, -3px);
  box-shadow: var(--shadow-block-lg);
}

.card-media {
  width: 100%;
  aspect-ratio: 16/9;
  border-bottom: 2px solid var(--border-line);
  overflow: hidden;
  background: #E2E8F0;
}

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

.card-content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  justify-content: space-between;
}

.card-header-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.card-date-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent-terracotta);
  text-transform: uppercase;
}

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

.card-body-text {
  font-size: 0.92rem;
  color: var(--ink-muted);
  line-height: 1.6;
  margin-bottom: 16px;
}

/* Statistical Impact Matrix */
.stats-strip {
  background: var(--surface-white);
  border: 2px solid var(--border-line);
  box-shadow: var(--shadow-block);
  padding: 32px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin: 48px 0;
  text-align: left;
}

.stat-metric-box {
  border-right: 1px dashed var(--border-line);
  padding-right: 20px;
}

.stat-metric-box:last-child {
  border-right: none;
  padding-right: 0;
}

.stat-number {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700;
  color: var(--accent-terracotta);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  color: var(--ink-charcoal);
  margin-bottom: 4px;
}

.stat-desc {
  font-size: 0.78rem;
  color: var(--ink-muted);
  line-height: 1.4;
  margin: 0;
}

/* Funding & Statutory Notice Box */
.funding-statutory-notice {
  background: var(--accent-soft-blue);
  border: 2px solid var(--border-line);
  box-shadow: var(--shadow-block);
  padding: 28px;
  margin: 40px 0;
  font-size: 0.92rem;
  line-height: 1.7;
}

.funding-statutory-notice h4 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  text-transform: uppercase;
  font-family: var(--font-mono);
}

/* Tables for Financials & Timelines */
.editorial-table-wrapper {
  width: 100%;
  overflow-x: auto;
  margin: 32px 0;
  border: 2px solid var(--border-line);
  box-shadow: var(--shadow-block);
  background: var(--surface-white);
}

.editorial-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.editorial-table th {
  background: var(--canvas-bg);
  border-bottom: 2px solid var(--border-line);
  padding: 14px 18px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-charcoal);
}

.editorial-table td {
  padding: 14px 18px;
  border-bottom: 1px solid #CBD5E1;
  color: var(--ink-muted);
}

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

.editorial-table tr:hover td {
  background: #F8FAFC;
}

/* Interactive Forms */
.editorial-form {
  background: var(--surface-white);
  border: 2px solid var(--border-line);
  box-shadow: var(--shadow-block);
  padding: 36px;
  margin: 32px 0;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--ink-charcoal);
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 12px 14px;
  border: 2px solid var(--border-line);
  background: var(--canvas-bg);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--ink-charcoal);
  border-radius: 0;
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: none;
  background: var(--surface-white);
  border-color: var(--accent-terracotta);
  box-shadow: 2px 2px 0px var(--border-line);
}

/* ==========================================================================
   MEGA FOOTER ARCHITECTURE
   ========================================================================== */
.mega-footer-wrapper {
  background: var(--surface-white);
  border-top: 2px solid var(--border-line);
  padding: 60px 40px 30px 40px;
  box-sizing: border-box;
  width: 100%;
  margin-top: auto;
}

.mega-footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 36px;
  margin-bottom: 48px;
}

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

.footer-col-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-charcoal);
  padding-bottom: 8px;
  border-bottom: 2px solid var(--border-line);
  margin-bottom: 6px;
}

.footer-text {
  font-size: 0.85rem;
  color: var(--ink-muted);
  line-height: 1.6;
}

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

.footer-nav-list a {
  font-size: 0.85rem;
  color: var(--ink-charcoal);
  text-decoration: none;
  font-weight: 600;
  display: inline-block;
  padding: 2px 0;
}

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

.footer-trust-baseline {
  border-top: 2px solid var(--border-line);
  padding-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 0.78rem;
  color: var(--ink-muted);
  line-height: 1.6;
}

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

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES (STRICT GUIDELINES)
   ========================================================================== */
@media (max-width: 1024px) {
  .master-layout-grid {
    grid-template-columns: 240px 1fr;
  }
  
  .sidebar-wrapper {
    width: 240px;
    padding: 24px 16px;
  }

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

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

  .stats-strip {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .stat-metric-box:nth-child(2) {
    border-right: none;
  }

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

@media (max-width: 768px) {
  .master-layout-grid {
    display: flex;
    flex-direction: column;
  }

  .sidebar-wrapper {
    position: relative;
    width: 100%;
    height: auto;
    border-right: none;
    border-bottom: 2px solid var(--border-line);
    padding: 16px 20px;
  }

  .sidebar-mobile-toggle {
    display: inline-flex;
    margin-top: 10px;
  }

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

  .sidebar-nav.is-open {
    display: flex;
  }

  .content-body {
    padding: 28px 20px 40px 20px;
  }

  .hero-interlocking-card {
    grid-template-columns: 1fr;
    padding: 24px;
    gap: 24px;
  }

  .cards-grid-4,
  .cards-grid-3,
  .cards-grid-2 {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .stats-strip {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .stat-metric-box {
    border-right: none;
    border-bottom: 1px dashed var(--border-line);
    padding-bottom: 16px;
    padding-right: 0;
  }

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

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

  .mega-footer-wrapper {
    padding: 40px 20px 24px 20px;
  }
}

@media (max-width: 480px) {
  .page-hero-title {
    font-size: 1.95rem;
  }

  .section-title {
    font-size: 1.4rem;
  }

  .btn-editorial {
    width: 100%;
    text-align: center;
  }

  .stat-number {
    font-size: 2rem;
  }
}