/* ==========================================================================
   ACOUSTIC CREW REGGAE RAGGA - FEUILLE DE STYLE OFFICIELLE (LOI 1901)
   Palette: Raw Charcoal (#1C1A17), Earth Ocher (#C87D55), Alabaster (#F9F6F0)
   Cartes: Fond #FFFFFF, Bordures #D9D2C9
   ========================================================================== */

:root {
  --color-charcoal: #1C1A17;
  --color-ocher: #C87D55;
  --color-ocher-hover: #A85D38;
  --color-alabaster: #F9F6F0;
  --color-white: #FFFFFF;
  --color-border: #D9D2C9;
  --color-text-muted: #5C564E;
  --color-sidebar-bg: #F2EDE4;
  --color-tag-bg: #EAE3D9;
  --font-serif: "Georgia", "Times New Roman", "Baskerville", serif;
  --font-mono: "Courier New", "Courier", monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --max-width: 1240px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--color-alabaster);
  color: var(--color-charcoal);
  font-family: var(--font-sans);
  line-height: 1.65;
  padding-top: 110px;
  position: relative;
  min-height: 100vh;
}

/* Typographie institutionnelle */
h1, h2, h3, h4, .serif-heading {
  font-family: var(--font-serif);
  color: var(--color-charcoal);
  font-weight: 700;
  line-height: 1.25;
}

h1 {
  font-size: 2.5rem;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 1.95rem;
  margin-top: 2rem;
  margin-bottom: 1rem;
  border-bottom: 2px solid var(--color-ocher);
  padding-bottom: 0.5rem;
  display: inline-block;
}

h3 {
  font-size: 1.4rem;
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
}

p {
  margin-bottom: 1.25rem;
  color: #2D2A26;
  font-size: 1.05rem;
  max-width: 80ch;
}

a {
  color: var(--color-ocher);
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease;
}

a:hover {
  color: var(--color-ocher-hover);
}

.mono-text, .log-entry, code, pre {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  letter-spacing: -0.01em;
}

/* Barre de défilement (Reading Progress Strip) */
.reading-progress-track {
  position: fixed;
  right: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: rgba(200, 125, 85, 0.2);
  z-index: 10001;
  pointer-events: none;
}

.reading-progress-bar {
  width: 100%;
  height: 0%;
  background: var(--color-ocher);
  transition: height 0.05s linear;
}

/* Header & Navigation Fixe */
#site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 10000;
  box-shadow: 0 2px 10px rgba(28, 26, 23, 0.08);
}

/* Row 1 : Utility Bar */
.utility-bar {
  background: var(--color-charcoal);
  color: var(--color-alabaster);
  height: 38px;
  font-family: var(--font-mono);
  font-size: 13px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.utility-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

.utility-bar a {
  color: #F9F6F0;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.utility-bar a:hover {
  color: var(--color-ocher);
}

.utility-badge {
  display: inline-block;
  background: rgba(200, 125, 85, 0.25);
  color: #FFD8C2;
  padding: 2px 8px;
  border-radius: 3px;
  font-weight: bold;
  margin-right: 8px;
}

/* Row 2 : Main Navigation Bar */
.main-nav-bar {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  height: 72px;
  display: flex;
  align-items: center;
}

.main-nav-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

.brand-identity {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-charcoal);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.brand-subtitle {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-ocher);
  letter-spacing: 0.04em;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 12px;
  list-style: none;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: block;
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-charcoal);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  border-radius: 4px;
  transition: all 0.2s ease;
  min-height: 44px;
  display: flex;
  align-items: center;
}

.nav-link:hover, .nav-link:focus {
  color: var(--color-ocher);
  background: rgba(200, 125, 85, 0.06);
}

.nav-link.active {
  color: var(--color-ocher);
  border-bottom: 2px solid var(--color-ocher);
}

/* Dropdown styling */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 230px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  box-shadow: 0 8px 24px rgba(28, 26, 23, 0.12);
  border-radius: 4px;
  padding: 8px 0;
  list-style: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.2s ease;
  z-index: 10002;
}

.nav-item:hover .dropdown-menu,
.nav-item:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item a {
  display: block;
  padding: 10px 18px;
  font-family: var(--font-mono);
  font-size: 0.84rem;
  color: var(--color-charcoal);
  transition: background 0.2s ease, color 0.2s ease;
}

.dropdown-item a:hover {
  background: var(--color-alabaster);
  color: var(--color-ocher);
  padding-left: 22px;
}

/* Boutons d'action non marchands */
.btn-cta-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-ocher);
  color: #FFFFFF !important;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 11px 22px;
  border-radius: 4px;
  border: 1px solid var(--color-ocher);
  cursor: pointer;
  transition: all 0.2s ease;
  min-height: 44px;
  text-align: center;
}

.btn-cta-primary:hover {
  background: var(--color-ocher-hover);
  border-color: var(--color-ocher-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(200, 125, 85, 0.25);
}

.btn-cta-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--color-charcoal) !important;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 11px 22px;
  border-radius: 4px;
  border: 1px solid var(--color-charcoal);
  cursor: pointer;
  transition: all 0.2s ease;
  min-height: 44px;
  text-align: center;
}

.btn-cta-secondary:hover {
  background: var(--color-charcoal);
  color: #FFFFFF !important;
}

/* Mobile Toggle */
.mobile-toggle-btn {
  display: none;
  background: transparent;
  border: 1px solid var(--color-border);
  padding: 8px 12px;
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
  border-radius: 4px;
  color: var(--color-charcoal);
}

.mobile-nav-panel {
  display: none;
  background: var(--color-white);
  border-bottom: 2px solid var(--color-border);
  padding: 16px 20px;
}

.mobile-nav-panel.open {
  display: block;
}

/* Conteneurs et Structure */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.main-content {
  padding: 40px 0 80px;
}

/* Asymmetrical Grid */
.asymmetrical-grid {
  display: grid;
  grid-template-columns: 1fr 3fr;
  gap: 32px;
  align-items: start;
}

.sidebar-panel {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 24px;
  position: sticky;
  top: 130px;
}

.sidebar-title {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  text-transform: uppercase;
  color: var(--color-ocher);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--color-border);
}

.log-list {
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

.log-list li {
  padding: 8px 0;
  border-bottom: 1px solid #F0ECE4;
  color: var(--color-charcoal);
}

.log-list li span.label {
  color: var(--color-text-muted);
  display: block;
  font-size: 0.74rem;
  text-transform: uppercase;
}

.content-panel {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 36px 40px;
}

/* Hero Section / Bannière */
.hero-banner-wrap {
  position: relative;
  background: var(--color-charcoal);
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 36px;
  border: 1px solid var(--color-border);
}

.hero-banner-image {
  width: 100%;
  height: 480px;
  object-fit: cover;
  display: block;
  opacity: 0.45;
  filter: contrast(105%) brightness(95%);
}

.hero-overlay-content {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 40px;
  background: linear-gradient(180deg, rgba(28, 26, 23, 0.1) 0%, rgba(28, 26, 23, 0.85) 100%);
  color: #FFFFFF;
}

.hero-overlay-content h1 {
  color: #FFFFFF;
  font-size: 2.8rem;
  margin-bottom: 12px;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-summary-statement {
  font-size: 1.15rem;
  line-height: 1.6;
  max-width: 900px;
  background: rgba(28, 26, 23, 0.75);
  border-left: 4px solid var(--color-ocher);
  padding: 16px 20px;
  margin-bottom: 24px;
  color: #F9F6F0;
  border-radius: 0 4px 4px 0;
}

/* Déclaration d'utilité publique & financement */
.nonprofit-disclaimer-box {
  background: #F4EFE6;
  border: 1px solid var(--color-border);
  border-left: 5px solid var(--color-ocher);
  padding: 20px 24px;
  border-radius: 4px;
  margin: 28px 0;
  font-size: 0.98rem;
  color: var(--color-charcoal);
}

.nonprofit-disclaimer-box strong {
  color: var(--color-ocher);
  font-family: var(--font-mono);
  text-transform: uppercase;
  display: block;
  margin-bottom: 6px;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
}

/* Grilles éditoriales & piliers */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin: 32px 0;
}

.pillar-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  display: flex;
  flex-direction: column;
}

.pillar-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(28, 26, 23, 0.06);
}

.pillar-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
  border-bottom: 1px solid var(--color-border);
}

.pillar-card-body {
  padding: 24px;
  flex: 1;
}

.pillar-badge {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  background: var(--color-tag-bg);
  color: var(--color-charcoal);
  padding: 4px 10px;
  border-radius: 3px;
  text-transform: uppercase;
  display: inline-block;
  margin-bottom: 12px;
}

/* Grille des chiffres d'impact */
.impact-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin: 36px 0;
  text-align: center;
}

.stat-box {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 24px 16px;
  border-top: 3px solid var(--color-ocher);
}

.stat-number {
  font-family: var(--font-mono);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-charcoal);
  margin-bottom: 6px;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
}

/* Tableaux institutionnels (Monospace data grid) */
.data-table-wrap {
  width: 100%;
  overflow-x: auto;
  margin: 28px 0;
  border: 1px solid var(--color-border);
  border-radius: 6px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  background: var(--color-white);
}

.data-table th {
  background: var(--color-charcoal);
  color: var(--color-white);
  text-align: left;
  padding: 12px 16px;
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.03em;
}

.data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid #ECE7DF;
  color: var(--color-charcoal);
}

.data-table tr:nth-child(even) td {
  background: #FAF7F2;
}

.data-table tr:hover td {
  background: #F3ECE1;
}

/* Formulaire d'engagement */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-charcoal);
  margin-bottom: 6px;
  font-weight: 600;
  text-transform: uppercase;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  color: var(--color-charcoal);
  background: #FFFFFF;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  min-height: 44px;
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-ocher);
  box-shadow: 0 0 0 3px rgba(200, 125, 85, 0.15);
}

/* Footer institutionnel */
#site-footer {
  background: var(--color-charcoal);
  color: var(--color-alabaster);
  padding: 60px 0 30px;
  border-top: 4px solid var(--color-ocher);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col h4 {
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 18px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-col p {
  color: #C8C2BA;
  font-size: 0.95rem;
  line-height: 1.6;
}

.footer-links-list {
  list-style: none;
}

.footer-links-list li {
  margin-bottom: 10px;
}

.footer-links-list a {
  color: #D9D2C9;
  font-size: 0.92rem;
}

.footer-links-list a:hover {
  color: var(--color-ocher);
  padding-left: 4px;
}

.footer-bottom-disclosure {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 24px;
  margin-top: 30px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.7;
  color: #A9A29A;
}

/* Media Queries Responsives */
@media (max-width: 992px) {
  body {
    padding-top: 110px;
  }
  .desktop-nav {
    display: none;
  }
  .mobile-toggle-btn {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .asymmetrical-grid {
    grid-template-columns: 1fr;
  }
  .sidebar-panel {
    position: static;
  }
  .reading-progress-track {
    display: none !important;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .impact-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 2rem;
  }
  h2 {
    font-size: 1.6rem;
  }
  .utility-bar {
    font-size: 11px;
    height: auto;
    padding: 6px 0;
  }
  .utility-bar .container {
    flex-direction: column;
    gap: 4px;
    text-align: center;
  }
  .pillars-grid {
    grid-template-columns: 1fr;
  }
  .impact-stats-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .content-panel {
    padding: 24px 20px;
  }
  .hero-banner-image {
    height: 380px;
  }
  .hero-overlay-content {
    padding: 20px;
  }
  .hero-overlay-content h1 {
    font-size: 1.8rem;
  }
}