/* ==========================================================================
   STYLE.CSS - LA MÉMOIRE DU LIVRE (Association Loi 1901)
   Charte Graphique Institutionnelle & Système Responsive
   Couleurs : Bleu Royal (#002366), Or Profond (#FFD700), Gris Clair (#F4F6F9), Blanc (#FFFFFF)
   ========================================================================== */

:root {
  --color-primary: #002366;
  --color-primary-dark: #001642;
  --color-primary-light: #1a3c8a;
  --color-accent: #FFD700;
  --color-accent-hover: #e6c200;
  --color-bg-light: #F4F6F9;
  --color-bg-white: #FFFFFF;
  --color-text-dark: #1f2937;
  --color-text-muted: #4b5563;
  --color-text-light: #9ca3af;
  --color-border: #e5e7eb;
  --color-border-dark: #cbd5e1;
  --color-success: #0d7a46;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-serif: "Georgia", Cambria, "Times New Roman", Times, serif;
  --container-max: 1200px;
  --header-top-height: 42px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --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;
}

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

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

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

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

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);
}

p {
  margin-bottom: 1.25rem;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--color-primary);
  font-family: var(--font-sans);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 1rem;
}

h1 { font-size: 2.25rem; letter-spacing: -0.02em; }
h2 { font-size: 1.75rem; letter-spacing: -0.01em; border-bottom: 2px solid var(--color-accent); padding-bottom: 0.5rem; margin-top: 2rem; margin-bottom: 1.25rem; }
h3 { font-size: 1.35rem; margin-top: 1.5rem; }
h4 { font-size: 1.15rem; }

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* ----------------- Double-Decker Header ----------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 9990;
  background-color: var(--color-bg-white);
  box-shadow: var(--shadow-sm);
}

/* Row 1: Top Utility Strip */
.top-utility-strip {
  background: var(--color-bg-light);
  color: #333333;
  min-height: var(--header-top-height);
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  border-bottom: 1px solid var(--color-border);
}

.utility-rna {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
}

.rna-badge {
  background: var(--color-primary);
  color: #ffffff;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

.utility-search {
  display: flex;
  align-items: center;
}

.utility-search input {
  padding: 4px 10px;
  font-size: 12px;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-sm);
  background: #ffffff;
  width: 180px;
  outline: none;
}

.utility-search input:focus {
  border-color: var(--color-primary);
}

.utility-lang-select {
  font-size: 12px;
  padding: 3px 6px;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-sm);
  background: #ffffff;
}

/* Row 2: Main Navigation Bar */
.main-nav-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 20px;
  background: #ffffff;
  border-bottom: 1px solid var(--color-border);
}

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

.brand-title {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1.1;
}

.brand-subtitle {
  font-size: 11px;
  color: var(--color-text-muted);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

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

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 10px 14px;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  border-radius: var(--radius-sm);
  transition: background-color 0.2s, color 0.2s;
  min-height: 44px;
}

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

.nav-link-cta {
  background-color: var(--color-primary);
  color: #ffffff !important;
  font-weight: 700;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-primary-dark);
}

.nav-link-cta:hover {
  background-color: var(--color-primary-light);
}

/* Dropdown Menu (Strictly hover-activated & fully visible) */
.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 290px;
  background-color: #ffffff;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  list-style: none;
  padding: 8px 0;
  z-index: 9999;
}

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

.dropdown-item a {
  display: block;
  padding: 10px 18px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--color-text-dark);
  transition: background-color 0.15s, color 0.15s, padding-left 0.15s;
  min-height: 44px;
  line-height: 24px;
}

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

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

/* ----------------- Layout & Sections ----------------- */
.main-content {
  padding: 40px 0;
  background: var(--color-bg-white);
  min-height: calc(100vh - 400px);
}

.section-block {
  margin-bottom: 40px;
}

/* Institutional Two-Column Layout (3fr main / 1fr side-rail) */
.institutional-grid {
  display: grid;
  grid-template-columns: 3fr 1fr;
  gap: 36px;
  align-items: start;
}

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

.side-rail {
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
}

/* Hero Section */
.hero-institutional {
  background: linear-gradient(rgba(0, 35, 102, 0.88), rgba(0, 35, 102, 0.95)), var(--hero-bg, #002366);
  color: #ffffff;
  padding: 60px 0;
  border-bottom: 4px solid var(--color-accent);
  margin-bottom: 40px;
}

.hero-institutional h1 {
  color: #ffffff;
  font-size: 2.75rem;
  margin-bottom: 16px;
  line-height: 1.2;
}

.hero-summary-box {
  background: rgba(255, 255, 255, 0.12);
  border-left: 4px solid var(--color-accent);
  padding: 18px 22px;
  margin-top: 20px;
  margin-bottom: 24px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.hero-summary-box p {
  font-size: 1.15rem;
  line-height: 1.6;
  margin-bottom: 0;
  color: #f8fafc;
  font-weight: 500;
}

.hero-cta-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 24px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: all 0.2s ease;
  min-height: 44px;
  border: 2px solid transparent;
}

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

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

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

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

.btn-outline-white {
  background-color: transparent;
  color: #ffffff;
  border-color: #ffffff;
}

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

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

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

/* Institutional Notice & Info Boxes */
.notice-box {
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  padding: 20px;
  border-radius: var(--radius-sm);
  margin: 24px 0;
}

.notice-box.accent-border {
  border-left-color: var(--color-accent);
}

.notice-title {
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 6px;
  font-size: 1.1rem;
}

/* Key Metrics Widget (Chiffres Clés) */
.metric-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 16px;
  margin-bottom: 14px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.metric-number {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.1;
  margin-bottom: 4px;
}

.metric-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}

/* 3-Step Roadmap / Process */
.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin: 30px 0;
}

.roadmap-card {
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  position: relative;
}

.roadmap-step-badge {
  display: inline-block;
  background: var(--color-primary);
  color: #ffffff;
  width: 32px;
  height: 32px;
  line-height: 32px;
  text-align: center;
  font-weight: 800;
  border-radius: 50%;
  margin-bottom: 14px;
}

.roadmap-card h4 {
  margin-bottom: 8px;
  color: var(--color-primary);
}

/* Tables (Accounting, Governance, Schedules) */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  margin: 24px 0;
}

.institutional-table {
  width: 100%;
  border-collapse: collapse;
  background: #ffffff;
  border: 1px solid var(--color-border);
  font-size: 14px;
}

.institutional-table th,
.institutional-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.institutional-table th {
  background: var(--color-primary);
  color: #ffffff;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.05em;
}

.institutional-table tbody tr:hover {
  background-color: var(--color-bg-light);
}

.institutional-table tfoot td {
  font-weight: 800;
  background: var(--color-bg-light);
  border-top: 2px solid var(--color-border-dark);
}

/* Cards Grid */
.cards-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 28px 0;
}

.cards-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin: 28px 0;
}

.program-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.program-card img {
  border-radius: 0;
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.program-card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.status-tag {
  display: inline-block;
  background: #e0f2fe;
  color: #0369a1;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
  align-self: flex-start;
}

.status-tag.live {
  background: #dcfce7;
  color: var(--color-success);
}

/* Forms (Contact, Volunteer) */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 6px;
  color: var(--color-text-dark);
}

.form-label .required {
  color: #dc2626;
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  font-size: 14px;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-sm);
  background: #ffffff;
  outline: none;
  font-family: inherit;
}

.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 35, 102, 0.1);
}

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

/* ----------------- Footer System ----------------- */
.site-footer {
  background: #0f172a;
  color: #cbd5e1;
  font-size: 14px;
  padding-top: 50px;
  border-top: 4px solid var(--color-accent);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 36px;
  padding-bottom: 40px;
  border-bottom: 1px solid #334155;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 1.1rem;
  margin-bottom: 18px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: 6px;
  display: inline-block;
}

.footer-col p {
  color: #94a3b8;
  font-size: 13.5px;
  line-height: 1.6;
}

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

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

.footer-links a {
  color: #cbd5e1;
  font-size: 13.5px;
}

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

.footer-legal-notice {
  background: #020617;
  padding: 24px 0;
  font-size: 12.5px;
  color: #94a3b8;
  line-height: 1.6;
}

.footer-legal-notice strong {
  color: #f1f5f9;
}

/* ----------------- Responsive Media Queries ----------------- */
@media (max-width: 992px) {
  .institutional-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .side-rail {
    order: 2;
  }

  .main-column {
    order: 1;
  }

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

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

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

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

  .utility-right {
    width: 100%;
    justify-content: center;
  }

  .utility-search input {
    width: 140px;
  }

  .main-nav-bar {
    position: relative;
    padding: 12px 16px;
  }

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

  .nav-menu {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: #ffffff;
    border-bottom: 2px solid var(--color-primary);
    box-shadow: var(--shadow-lg);
    padding: 12px 0;
    align-items: stretch;
  }

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

  .nav-item {
    width: 100%;
  }

  .nav-link {
    width: 100%;
    padding: 12px 20px;
    border-bottom: 1px solid var(--color-border);
  }

  .dropdown-menu {
    position: static;
    display: none;
    box-shadow: none;
    border: none;
    background: var(--color-bg-light);
    padding: 4px 0;
    min-width: 100%;
  }

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

  .dropdown-item a {
    padding-left: 32px;
  }

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

  .footer-top {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .hero-institutional h1 {
    font-size: 2rem;
  }
}