/* ==========================================================================
   LA RONDE DES BOIS - ASSOCIATION LOI 1901 (RNA : W072000280)
   Feuille de style institutionnelle modulaire et responsive
   ========================================================================== */

:root {
  --color-primary: #002366;       /* Royal Blue */
  --color-primary-dark: #001744;  /* Deep Navy */
  --color-primary-light: #0d388c; /* Lighter Royal Blue */
  --color-accent: #FFD700;        /* Deep Gold */
  --color-accent-hover: #e6c200;  /* Warm Gold */
  --color-accent-subtle: #fff9db; /* Pale Gold Tint */
  --color-bg-light: #F4F6F9;      /* Light Grey Utility */
  --color-canvas: #FFFFFF;        /* Crisp White */
  --color-text-main: #1C2430;     /* Deep Slate Text */
  --color-text-muted: #4A5568;    /* Muted Slate Text */
  --color-border: #DDE2EB;        /* Subtle Grey Border */
  --color-border-dark: #B9C3D3;   /* Accent Border */
  --color-success: #1E7E34;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --shadow-sm: 0 2px 4px rgba(0, 35, 102, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 35, 102, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 35, 102, 0.12);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --transition: all 0.25s ease-in-out;
}

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

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

body {
  font-family: var(--font-family);
  color: var(--color-text-main);
  background-color: var(--color-bg-light);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-md);
  object-fit: cover;
}

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

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

/* ==========================================================================
   DOUBLE-DECKER HEADER SYSTEM
   ========================================================================== */

.site-header {
  background: var(--color-canvas);
  position: sticky;
  top: 0;
  z-index: 9999;
  box-shadow: var(--shadow-md);
  border-bottom: 2px solid var(--color-border);
}

/* Row 1: Top Utility Strip */
.top-utility-strip {
  background: #F4F6F9;
  color: #333333;
  height: 42px;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  border-bottom: 1px solid var(--color-border);
}

.utility-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.rna-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #E4E8EE;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  color: var(--color-primary);
}

.utility-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.search-sim {
  display: flex;
  align-items: center;
  background: var(--color-canvas);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 2px 8px;
}

.search-sim input {
  border: none;
  background: transparent;
  padding: 3px 6px;
  font-size: 12px;
  color: var(--color-text-main);
  outline: none;
  width: 130px;
}

.search-sim button {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  padding: 2px;
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  font-weight: 600;
}

.lang-toggle span.active {
  color: var(--color-primary);
  text-decoration: underline;
}

.lang-toggle span.inactive {
  color: var(--color-text-muted);
  opacity: 0.7;
}

/* Row 2: Main Navigation Bar */
.main-nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  background: var(--color-canvas);
  position: relative;
}

.brand-identity {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.brand-crest {
  width: 46px;
  height: 46px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 800;
  border: 2px solid var(--color-accent);
  box-shadow: var(--shadow-sm);
}

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

.brand-name {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: var(--color-primary);
  text-transform: uppercase;
}

.brand-sub {
  font-size: 11px;
  color: var(--color-text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Nav Menu & Dropdowns */
.nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 4px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.3px;
  border-radius: var(--radius-sm);
  min-height: 44px;
  transition: var(--transition);
}

.nav-link:hover, .nav-link:focus, .nav-item:hover > .nav-link {
  background-color: var(--color-bg-light);
  color: var(--color-primary-light);
  text-decoration: none;
}

.dropdown-arrow {
  font-size: 10px;
  transition: transform 0.2s ease;
}

.nav-item:hover .dropdown-arrow {
  transform: rotate(180deg);
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--color-canvas);
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-primary);
  box-shadow: var(--shadow-lg);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  min-width: 260px;
  list-style: none;
  padding: 8px 0;
  z-index: 9999;
}

.nav-item:hover .dropdown-menu,
.nav-item:focus-within .dropdown-menu {
  display: block;
  animation: fadeInDown 0.2s ease;
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.dropdown-menu li a {
  display: block;
  padding: 10px 18px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--color-text-main);
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: var(--transition);
}

.dropdown-menu li a:hover,
.dropdown-menu li a:focus {
  background-color: var(--color-bg-light);
  color: var(--color-primary);
  border-left-color: var(--color-accent);
}

/* Header Contact CTA Button */
.header-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: var(--color-accent) !important;
  font-weight: 800;
  font-size: 13.5px;
  padding: 9px 20px;
  border-radius: var(--radius-md);
  border: 2px solid var(--color-accent);
  text-decoration: none !important;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  min-height: 44px;
  min-width: 44px;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.header-cta-btn:hover, .header-cta-btn:focus {
  background: var(--color-primary-dark);
  color: #FFFFFF !important;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  padding: 8px 12px;
  font-size: 18px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--color-primary);
  min-width: 44px;
  min-height: 44px;
}

/* ==========================================================================
   LAYOUT CONTAINERS & GRID SYSTEM
   ========================================================================== */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

.main-content {
  flex: 1 0 auto;
  padding: 32px 0 60px;
}

/* Two-column institutional desktop grid (3fr main / 1fr sidebar) */
.layout-2col {
  display: grid;
  grid-template-columns: 3fr 1fr;
  gap: 32px;
  align-items: start;
}

.col-main {
  min-width: 0;
}

.col-side {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Cards & Modules */
.card {
  background: var(--color-canvas);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}

.card-accent {
  border-top: 4px solid var(--color-primary);
}

.card-gold {
  border-top: 4px solid var(--color-accent);
  background: #FFFDF5;
}

.card-title {
  font-size: 20px;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ==========================================================================
   HERO FRAMEWORK & STATUTORY NOTICES
   ========================================================================== */

.hero-banner-section {
  position: relative;
  background: var(--color-primary-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 32px;
  box-shadow: var(--shadow-md);
}

.hero-image-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  max-height: 440px;
  overflow: hidden;
}

.hero-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.82);
}

.hero-overlay-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 32px;
  background: linear-gradient(0deg, rgba(0, 23, 68, 0.95) 0%, rgba(0, 23, 68, 0.7) 60%, rgba(0, 23, 68, 0) 100%);
  color: var(--color-canvas);
}

.hero-headline {
  font-size: 32px;
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 12px;
  color: #FFFFFF;
}

.hero-summary-2sentences {
  font-size: 16.5px;
  line-height: 1.55;
  color: #E2E8F0;
  max-width: 900px;
  margin-bottom: 18px;
  font-weight: 500;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

/* ==========================================================================
   STATUTORY LABELS, BADGES & DISCLOSURES
   ========================================================================== */

.statutory-banner {
  background: #EBF2FF;
  border: 1px solid #BFD5F8;
  border-left: 5px solid var(--color-primary);
  padding: 16px 20px;
  border-radius: var(--radius-md);
  margin-bottom: 28px;
  font-size: 14.5px;
  color: var(--color-primary-dark);
}

.statutory-banner strong {
  color: var(--color-primary);
}

.reinvestment-statement {
  background: #FFF9DB;
  border: 1px solid #FFE066;
  border-left: 5px solid #F59F00;
  padding: 16px 20px;
  border-radius: var(--radius-md);
  margin: 20px 0;
  font-size: 14.5px;
  font-weight: 600;
  color: #5C3D00;
}

.badge-tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.badge-blue {
  background: #E2EAFC;
  color: var(--color-primary);
}

.badge-gold {
  background: var(--color-accent);
  color: var(--color-primary-dark);
}

.badge-live {
  background: #D4EDDA;
  color: #155724;
  border: 1px solid #C3E6CB;
}

/* ==========================================================================
   BUTTONS (ACCESSIBLE, CONTRASTED, 44PX TARGETS)
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 700;
  padding: 11px 22px;
  border-radius: var(--radius-md);
  text-decoration: none !important;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  min-height: 44px;
  min-width: 44px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
}

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

.btn-primary:hover, .btn-primary:focus {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-accent) !important;
}

.btn-accent {
  background: var(--color-accent);
  color: var(--color-primary-dark) !important;
  border-color: var(--color-accent);
}

.btn-accent:hover, .btn-accent:focus {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}

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

.btn-outline:hover, .btn-outline:focus {
  background: var(--color-primary);
  color: #FFFFFF !important;
}

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

.btn-outline-white:hover, .btn-outline-white:focus {
  background: #FFFFFF;
  color: var(--color-primary) !important;
}

/* ==========================================================================
   SIDEBAR "CHIFFRES CLÉS" & SUMMARY WIDGETS
   ========================================================================== */

.metric-box {
  background: var(--color-canvas);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
}

.metric-number {
  font-size: 32px;
  font-weight: 900;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 6px;
}

.metric-label {
  font-size: 13px;
  color: var(--color-text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

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

.sidebar-anchor-list li {
  font-size: 13.5px;
  padding: 8px 12px;
  background: var(--color-bg-light);
  border-radius: var(--radius-sm);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.sidebar-anchor-list strong {
  color: var(--color-primary);
}

/* ==========================================================================
   PROGRAMS, GRIDS & TABLES
   ========================================================================== */

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

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

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.data-table-wrap {
  overflow-x: auto;
  margin: 20px 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 14px;
  background: var(--color-canvas);
}

.data-table th {
  background: var(--color-primary);
  color: #FFFFFF;
  padding: 12px 16px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  font-size: 12.5px;
}

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

.data-table tr:nth-child(even) td {
  background: #F8FAFC;
}

.data-table tr:hover td {
  background: #EFF6FF;
}

.roadmap-steps {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 20px 0;
}

.roadmap-step {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 16px;
  background: var(--color-canvas);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.step-number {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-accent);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.step-content h4 {
  font-size: 16px;
  color: var(--color-primary);
  margin-bottom: 4px;
  font-weight: 700;
}

.step-content p {
  font-size: 14px;
  color: var(--color-text-muted);
}

/* ==========================================================================
   FORMS & APPLICATION INPUTS
   ========================================================================== */

.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 6px;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 14.5px;
  font-family: inherit;
  background: var(--color-canvas);
  color: var(--color-text-main);
  transition: var(--transition);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 35, 102, 0.12);
}

.form-help {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 4px;
}

/* ==========================================================================
   MANDATORY FOOTER ECOSYSTEM
   ========================================================================== */

.site-footer {
  background: #0B192C;
  color: #DDE2EB;
  font-size: 13.5px;
  line-height: 1.6;
  border-top: 4px solid var(--color-accent);
  margin-top: auto;
}

.footer-main {
  padding: 48px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 32px;
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 15px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-col p {
  margin-bottom: 10px;
  color: #B9C3D3;
}

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

.footer-links a {
  color: #CBD5E1;
  text-decoration: none;
  transition: var(--transition);
}

.footer-links a:hover, .footer-links a:focus {
  color: var(--color-accent);
  padding-left: 4px;
}

.footer-disclosure-block {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-top: 32px;
  font-size: 13px;
  color: #CBD5E1;
}

.footer-bottom {
  background: #050E1A;
  padding: 20px 0;
  font-size: 12.5px;
  color: #94A3B8;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
}

.footer-legal-notice {
  max-width: 900px;
  margin: 0 auto;
  line-height: 1.5;
}

/* ==========================================================================
   PAGE HERO & BREADCRUMB
   ========================================================================== */

.page-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-canvas);
  padding: 36px 0;
  margin-bottom: 32px;
  border-bottom: 3px solid var(--color-accent);
}

.page-hero h1 {
  font-size: 30px;
  font-weight: 800;
  margin-bottom: 8px;
}

.page-hero p {
  font-size: 16px;
  color: #E2E8F0;
  max-width: 800px;
}

.page-meta-strip {
  display: flex;
  gap: 16px;
  margin-top: 12px;
  font-size: 13px;
}

.page-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-accent);
}

/* ==========================================================================
   MOBILE RESPONSIVENESS & BREAKPOINTS
   ========================================================================== */

@media (max-width: 992px) {
  .layout-2col {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .grid-3, .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .hero-headline {
    font-size: 26px;
  }
}

@media (max-width: 768px) {
  .top-utility-strip {
    height: auto;
    padding: 8px 16px;
    flex-direction: column;
    gap: 6px;
    align-items: flex-start;
  }
  
  .utility-right {
    width: 100%;
    justify-content: space-between;
  }

  .main-nav-bar {
    padding: 10px 16px;
    flex-wrap: wrap;
  }

  .mobile-toggle {
    display: block;
  }

  .nav-menu {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    margin-top: 12px;
    border-top: 1px solid var(--color-border);
    padding-top: 8px;
  }

  .nav-menu.open {
    display: flex;
  }

  .nav-link {
    justify-content: space-between;
    padding: 12px 14px;
    border-bottom: 1px solid var(--color-border);
  }

  .dropdown-menu {
    position: static;
    display: none;
    box-shadow: none;
    border: none;
    background: #F8FAFC;
    padding-left: 16px;
  }

  .nav-item.active-mobile .dropdown-menu {
    display: block;
  }

  .header-cta-btn {
    display: none;
  }

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

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

  .hero-overlay-content {
    padding: 20px;
  }

  .hero-headline {
    font-size: 22px;
  }

  .hero-summary-2sentences {
    font-size: 15px;
  }
}