/* ==========================================================================
   SI TU T'IMAGINES - Feuille de Style Institutionnelle (Loi 1901)
   Palette: Bleu Royal (#002366), Or (#FFD700), Gris Clair (#F4F6F9), Blanc (#FFFFFF)
   ========================================================================== */

:root {
  --color-primary: #002366;
  --color-primary-dark: #001744;
  --color-primary-light: #1a3c87;
  --color-accent: #FFD700;
  --color-accent-dark: #cca700;
  --color-accent-soft: #fff9d6;
  --color-bg-light: #F4F6F9;
  --color-bg-white: #FFFFFF;
  --color-text-main: #1e293b;
  --color-text-muted: #475569;
  --color-text-light: #64748b;
  --color-border: #e2e8f0;
  --color-border-dark: #cbd5e1;
  --font-serif: "Merriweather", "Georgia", "Cambria", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
}

/* Base Reset & Typography */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  color: var(--color-text-main);
  background-color: var(--color-bg-white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--color-primary);
  line-height: 1.3;
  margin-bottom: 0.75rem;
  font-weight: 700;
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.75rem; margin-top: 1.5rem; }
h3 { font-size: 1.35rem; margin-top: 1.25rem; }
h4 { font-size: 1.15rem; }

p {
  margin-bottom: 1.25rem;
  color: var(--color-text-main);
  font-size: 1rem;
}

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

a:hover {
  color: var(--color-primary-light);
}

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

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

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

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

.top-utility-strip .rna-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: var(--color-primary);
}

.top-utility-strip .rna-badge span {
  background: var(--color-primary);
  color: #ffffff;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: 11px;
  letter-spacing: 0.5px;
}

.top-utility-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.search-sim {
  display: flex;
  align-items: center;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 3px 8px;
  font-size: 12px;
}

.search-sim input {
  border: none;
  outline: none;
  font-size: 12px;
  padding: 2px 6px;
  width: 140px;
  color: var(--color-text-main);
}

.lang-selector {
  font-weight: 600;
  font-size: 12px;
}

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

/* Row 2: Main Navigation Header */
.main-header {
  background: var(--color-bg-white);
  border-bottom: 2px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 9990;
  box-shadow: var(--shadow-sm);
}

.main-header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  max-width: 1200px;
  margin: 0 auto;
}

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

.brand-title {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.5px;
  text-transform: uppercase;
}

.brand-subtitle {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

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

.nav-item {
  position: relative;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 10px 14px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-primary);
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
  white-space: nowrap;
  min-height: 44px;
}

.nav-link:hover,
.nav-item:hover > .nav-link {
  background-color: var(--color-bg-light);
  color: var(--color-primary-light);
}

.nav-arrow {
  font-size: 9px;
  margin-left: 2px;
}

/* Strict Dropdown Styles */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 9999;
  background-color: #ffffff;
  min-width: 290px;
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-primary);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 8px 0;
  list-style: none;
  display: none;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.nav-item:hover .dropdown-menu {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

.dropdown-item a {
  display: block;
  padding: 10px 18px;
  font-size: 0.88rem;
  color: var(--color-text-main);
  font-weight: 500;
  border-bottom: 1px solid #f1f5f9;
  transition: all 0.15s ease;
  min-height: 44px;
  display: flex;
  align-items: center;
}

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

.dropdown-item a:hover {
  background-color: var(--color-bg-light);
  color: var(--color-primary);
  padding-left: 22px;
}

.header-action-btn {
  background-color: var(--color-primary);
  color: #ffffff !important;
  font-weight: 700;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  letter-spacing: 0.3px;
  box-shadow: var(--shadow-sm);
  border: 2px solid transparent;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.header-action-btn:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-accent);
}

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

.mobile-menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-primary);
  margin: 4px 0;
}

/* ==========================================================================
   PAGE HERO & SECTION STYLES
   ========================================================================== */

.page-hero {
  background: linear-gradient(135deg, #002366 0%, #001744 100%);
  color: #ffffff;
  padding: 48px 0;
  position: relative;
  overflow: hidden;
  border-bottom: 4px solid var(--color-accent);
}

.page-hero-inner {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 36px;
  align-items: center;
}

.page-hero h1 {
  color: #ffffff;
  font-size: 2.2rem;
  margin-bottom: 1rem;
}

.page-hero .hero-lead {
  font-size: 1.1rem;
  color: #e2e8f0;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.hero-image-wrapper {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 3px solid rgba(255, 255, 255, 0.15);
  background: #000;
}

.hero-image-wrapper img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  display: block;
}

.badge-tag {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: 0.78rem;
  padding: 4px 12px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 12px;
}

.badge-tag-alt {
  display: inline-block;
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
  font-weight: 600;
  font-size: 0.8rem;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
}

/* Institutional Notice Banner */
.reinvestment-banner {
  background: var(--color-accent-soft);
  border: 1px solid #ffe066;
  border-left: 5px solid var(--color-accent-dark);
  padding: 16px 20px;
  border-radius: var(--radius-md);
  margin: 28px 0;
  display: flex;
  align-items: center;
  gap: 16px;
}

.reinvestment-banner p {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: #705400;
}

/* 2-Column Grid Layout (3fr main / 1fr side-rail) */
.page-layout-grid {
  display: grid;
  grid-template-columns: 3fr 1fr;
  gap: 36px;
  padding: 48px 0;
}

.main-content-flow {
  min-width: 0;
}

.main-content-flow section {
  margin-bottom: 40px;
}

.sidebar-rail {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.sidebar-card {
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 22px;
}

.sidebar-card h3 {
  font-size: 1.15rem;
  margin-top: 0;
  margin-bottom: 14px;
  border-bottom: 2px solid var(--color-primary);
  padding-bottom: 8px;
}

.stat-item {
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}

.stat-item:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.1;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-weight: 600;
}

/* Card Grids */
.cards-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin: 24px 0;
}

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

.institutional-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.institutional-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-dark);
}

.card-image-box {
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-bottom: 16px;
}

.card-image-box img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}

.card-tag {
  align-self: flex-start;
  font-size: 0.72rem;
  font-weight: 700;
  background: var(--color-bg-light);
  color: var(--color-primary);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  margin-bottom: 8px;
}

/* Button & Action Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s ease;
  min-height: 44px;
  text-align: center;
  border: 2px solid transparent;
}

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

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  color: #ffffff;
}

.btn-accent {
  background-color: var(--color-accent);
  color: var(--color-primary-dark);
  font-weight: 700;
}

.btn-accent:hover {
  background-color: var(--color-accent-dark);
  color: #000000;
}

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

.btn-outline:hover {
  background-color: var(--color-primary);
  color: #ffffff;
}

/* Table Styles (Finances & Rapports) */
.table-responsive {
  overflow-x: auto;
  margin: 24px 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.institutional-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
}

.institutional-table th {
  background-color: var(--color-bg-light);
  color: var(--color-primary);
  font-weight: 700;
  padding: 14px 18px;
  border-bottom: 2px solid var(--color-border);
}

.institutional-table td {
  padding: 12px 18px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-main);
}

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

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

.institutional-table .total-row td {
  font-weight: 700;
  background-color: var(--color-bg-light);
  color: var(--color-primary);
}

/* Roadmap / Process 3-Step */
.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 32px 0;
}

.roadmap-step {
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  position: relative;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: var(--color-primary);
  color: #ffffff;
  font-weight: 800;
  border-radius: 50%;
  margin-bottom: 16px;
}

/* Form Styles */
.form-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  font-size: 0.92rem;
  color: var(--color-text-main);
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: inherit;
  min-height: 44px;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 35, 102, 0.1);
}

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

/* FAQ Component */
.faq-block {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  background: #ffffff;
}

.faq-header {
  padding: 16px 20px;
  font-weight: 700;
  color: var(--color-primary);
  cursor: pointer;
  background: var(--color-bg-light);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  min-height: 44px;
  display: flex;
  align-items: center;
}

.faq-body {
  padding: 18px 20px;
  font-size: 0.95rem;
}

/* ==========================================================================
   FOOTER SECTION
   ========================================================================== */

.site-footer {
  background-color: #0b192e;
  color: #cbd5e1;
  padding: 56px 0 24px;
  border-top: 4px solid var(--color-accent);
  font-size: 0.92rem;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 36px;
  margin-bottom: 40px;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 1.05rem;
  margin-bottom: 18px;
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: 6px;
  display: inline-block;
}

.footer-col p {
  color: #94a3b8;
  font-size: 0.88rem;
  margin-bottom: 12px;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 8px;
}

.footer-col ul li a {
  color: #cbd5e1;
  font-size: 0.88rem;
  min-height: 32px;
  display: inline-flex;
  align-items: center;
}

.footer-col ul li a:hover {
  color: var(--color-accent);
  padding-left: 4px;
}

.footer-legal-bar {
  border-top: 1px solid #1e293b;
  padding-top: 24px;
  margin-top: 24px;
  text-align: center;
}

.footer-notice {
  font-size: 0.82rem;
  color: #94a3b8;
  line-height: 1.6;
  max-width: 900px;
  margin: 0 auto 16px;
}

.footer-bottom-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  font-size: 0.82rem;
}

.footer-bottom-links a {
  color: #94a3b8;
}

.footer-bottom-links a:hover {
  color: var(--color-accent);
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES
   ========================================================================== */

@media (max-width: 992px) {
  .page-hero-inner {
    grid-template-columns: 1fr;
  }

  .page-layout-grid {
    grid-template-columns: 1fr;
  }

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

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

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

@media (max-width: 768px) {
  .top-utility-strip {
    flex-direction: column;
    height: auto;
    padding: 8px 16px;
    gap: 6px;
    text-align: center;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: #ffffff;
    flex-direction: column;
    align-items: stretch;
    padding: 16px 20px;
    box-shadow: var(--shadow-lg);
    border-bottom: 2px solid var(--color-primary);
  }

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

  .nav-item {
    width: 100%;
  }

  .nav-link {
    width: 100%;
    justify-content: space-between;
  }

  .dropdown-menu {
    position: static;
    display: block;
    box-shadow: none;
    border: none;
    border-left: 3px solid var(--color-primary);
    padding-left: 12px;
    background: var(--color-bg-light);
    margin: 4px 0 10px;
    transform: none;
    opacity: 1;
  }

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

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

  h1 { font-size: 1.8rem; }
  h2 { font-size: 1.45rem; }
}