/* ==========================================================================
   CIEL CENT INFORMATION ECOLOGIQUE LANGUEDOCIEN - INSTITUTIONAL STYLESHEET
   Norme Association Loi 1901 - Charte Graphique & Architecture Responsive
   ========================================================================== */

:root {
  --color-primary: #002366;       /* Royal Blue */
  --color-primary-dark: #001744;  /* Deep Navy */
  --color-accent: #FFD700;        /* Deep Gold */
  --color-accent-hover: #E6C200;  /* Muted Gold */
  --color-bg-light: #F4F6F9;      /* Light Grey Utility */
  --color-canvas: #FFFFFF;        /* Crisp White */
  --color-text-main: #1A202C;     /* High contrast body */
  --color-text-muted: #4A5568;    /* Muted grey */
  --color-border: #E2E8F0;        /* Clean borders */
  --color-border-dark: #CBD5E0;   /* Accent borders */
  --color-success: #2B6CB0;       /* Institutional teal/blue */
  
  --font-family-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-family-heading: "Georgia", Cambria, "Times New Roman", Times, serif;
  
  --max-width: 1240px;
  --transition-speed: 0.25s ease-in-out;
}

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

body {
  font-family: var(--font-family-base);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text-main);
  background-color: var(--color-bg-light);
  -webkit-font-smoothing: antialiased;
}

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

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

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

/* Typography Scale */
h1, h2, h3, h4 {
  color: var(--color-primary);
  font-family: var(--font-family-heading);
  line-height: 1.25;
  margin-bottom: 0.75rem;
  font-weight: 700;
}

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

p {
  margin-bottom: 1.25rem;
}

p:last-child {
  margin-bottom: 0;
}

/* Layout Containers */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.page-content-wrapper {
  background-color: var(--color-canvas);
  min-height: calc(100vh - 350px);
  padding-top: 32px;
  padding-bottom: 64px;
}

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

.site-header {
  width: 100%;
  position: sticky;
  top: 0;
  z-index: 9999;
  background-color: var(--color-canvas);
  box-shadow: 0 2px 8px rgba(0, 35, 102, 0.08);
}

/* Row 1: Top Utility Strip */
.top-utility-strip {
  background: var(--color-bg-light);
  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;
}

.official-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #EBF0F8;
  color: var(--color-primary);
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
  font-size: 11.5px;
  letter-spacing: 0.5px;
}

.rna-ref {
  font-weight: 500;
  color: #4A5568;
}

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

.search-sim {
  display: flex;
  align-items: center;
  background: var(--color-canvas);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 2px 10px;
  font-size: 12px;
  color: #718096;
}

.search-sim input {
  border: none;
  background: transparent;
  padding: 4px 6px;
  font-size: 12px;
  outline: none;
  width: 160px;
}

.lang-selector {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 12px;
}

.lang-selector .active {
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-accent);
}

.lang-selector .inactive {
  color: #A0AEC0;
}

/* Row 2: Main Navigation Bar */
.main-nav-bar {
  background: var(--color-canvas);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 2px solid var(--color-primary);
}

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

.brand-emblem {
  width: 46px;
  height: 46px;
  background-color: var(--color-primary);
  color: var(--color-accent);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-family-heading);
  font-size: 24px;
  font-weight: bold;
  border: 2px solid var(--color-accent);
  box-shadow: 0 2px 5px rgba(0, 35, 102, 0.2);
}

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

.org-name-title {
  font-family: var(--font-family-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.3px;
  line-height: 1.2;
}

.org-sub-title {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  font-weight: 500;
  letter-spacing: 0.4px;
}

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

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  color: var(--color-primary);
  font-weight: 600;
  font-size: 13.5px;
  letter-spacing: 0.2px;
  border-radius: 4px;
  min-height: 44px;
  transition: all var(--transition-speed);
}

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

.nav-link.active-page {
  border-bottom: 2px solid var(--color-accent);
  color: var(--color-primary-dark);
}

.dropdown-arrow {
  font-size: 10px;
  transition: transform var(--transition-speed);
}

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

/* Dropdown Menus */
.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--color-canvas);
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-accent);
  box-shadow: 0 10px 25px rgba(0, 35, 102, 0.12);
  min-width: 280px;
  list-style: none;
  padding: 8px 0;
  border-radius: 0 0 6px 6px;
  z-index: 9999;
}

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

.dropdown-item {
  width: 100%;
}

.dropdown-link {
  display: block;
  padding: 10px 18px;
  color: var(--color-text-main);
  font-size: 13.5px;
  font-weight: 500;
  min-height: 44px;
  display: flex;
  align-items: center;
  transition: background-color var(--transition-speed), color var(--transition-speed);
}

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

/* Header Contact CTA Button */
.header-contact-btn {
  background-color: var(--color-accent);
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: 13.5px;
  padding: 10px 20px;
  border-radius: 4px;
  border: 1px solid var(--color-accent-hover);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-speed);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
  white-space: nowrap;
}

.header-contact-btn:hover {
  background-color: var(--color-accent-hover);
  color: #000000;
  transform: translateY(-1px);
}

/* Mobile Menu Toggle (Hamburger) */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 10px;
  cursor: pointer;
}

.mobile-menu-toggle span {
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  transition: all var(--transition-speed);
}

/* ==========================================================================
   BUTTONS & ACCENT STYLES
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 600;
  border-radius: 4px;
  min-height: 44px;
  cursor: pointer;
  transition: all var(--transition-speed);
  text-decoration: none;
  border: none;
}

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

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-canvas);
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(0, 35, 102, 0.2);
}

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

.btn-accent:hover {
  background-color: var(--color-accent-hover);
  color: #000000;
  transform: translateY(-1px);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

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

/* ==========================================================================
   HOMEPAGE & INSTITUTIONAL HERO FRAMEWORK
   ========================================================================== */

.institutional-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-canvas);
  padding: 56px 0;
  border-bottom: 4px solid var(--color-accent);
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: center;
}

.hero-text-content h1 {
  color: var(--color-canvas);
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.hero-badge {
  display: inline-block;
  background-color: rgba(255, 215, 0, 0.2);
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 700;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.hero-summary-statement {
  font-size: 1.125rem;
  line-height: 1.7;
  color: #E2E8F0;
  margin-bottom: 24px;
  border-left: 3px solid var(--color-accent);
  padding-left: 16px;
}

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

.hero-media {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
  border: 3px solid rgba(255, 255, 255, 0.15);
}

.hero-media img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* Section Header Styles */
.section-header-block {
  margin-bottom: 32px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--color-border);
  position: relative;
}

.section-header-block::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 60px;
  height: 2px;
  background-color: var(--color-accent);
}

/* Two-Column Desktop Grid (3fr Main / 1fr Side-Rail) */
.layout-grid-3-1 {
  display: grid;
  grid-template-columns: 3fr 1fr;
  gap: 36px;
  margin-top: 36px;
}

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

.side-rail-column {
  min-width: 0;
}

/* Side Rail Card & "Chiffres Clés" */
.side-card {
  background-color: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-primary);
  border-radius: 6px;
  padding: 24px;
  margin-bottom: 24px;
}

.side-card h3 {
  font-size: 1.2rem;
  color: var(--color-primary);
  margin-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 8px;
}

.stat-item {
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--color-border-dark);
}

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

.stat-number {
  font-family: var(--font-family-heading);
  font-size: 1.85rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.1;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  font-weight: 600;
  margin-top: 4px;
}

.stat-desc {
  font-size: 0.8rem;
  color: #718096;
  margin-top: 2px;
}

/* Funding Notice Callout */
.funding-disclosure-banner {
  background-color: #EBF8FF;
  border-left: 4px solid var(--color-primary);
  padding: 18px 24px;
  margin: 28px 0;
  border-radius: 0 6px 6px 0;
}

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

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

.roadmap-card {
  background: var(--color-canvas);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 24px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.03);
  position: relative;
}

.roadmap-step-badge {
  display: inline-block;
  background-color: var(--color-primary);
  color: var(--color-canvas);
  font-size: 12px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 20px;
  margin-bottom: 12px;
}

/* Grid for Programs & Activities */
.program-card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin: 28px 0;
}

.program-card {
  background: var(--color-canvas);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.04);
  display: flex;
  flex-direction: column;
}

.program-card-media {
  position: relative;
}

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

.program-status-tag {
  position: absolute;
  top: 12px;
  right: 12px;
  background-color: rgba(0, 35, 102, 0.9);
  color: var(--color-accent);
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 4px;
  border: 1px solid var(--color-accent);
}

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

.program-card-body h3 {
  font-size: 1.25rem;
  margin-bottom: 10px;
}

/* Narrative Timeline (About Page) */
.timeline-container {
  position: relative;
  padding-left: 32px;
  margin: 32px 0;
  border-left: 3px solid var(--color-border);
}

.timeline-event {
  position: relative;
  margin-bottom: 32px;
}

.timeline-event:last-child {
  margin-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: -40px;
  top: 4px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: var(--color-accent);
  border: 3px solid var(--color-primary);
}

.timeline-year {
  font-family: var(--font-family-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 4px;
}

/* Executive Board Table & Financial Table */
.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  background-color: var(--color-canvas);
  border: 1px solid var(--color-border);
  font-size: 14.5px;
}

.data-table th,
.data-table td {
  padding: 14px 18px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

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

.data-table tr:hover {
  background-color: #F8FAFC;
}

/* Institutional Forms */
.form-card {
  background: var(--color-canvas);
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-primary);
  border-radius: 6px;
  padding: 32px;
  margin: 28px 0;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.04);
}

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

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

.form-control {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: 15px;
  font-family: inherit;
  min-height: 44px;
  transition: border-color var(--transition-speed);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 35, 102, 0.15);
}

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

/* Content blocks & Media inline */
.content-media-block {
  margin: 28px 0;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.content-media-block img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* FAQ Accordion Item */
.faq-box {
  background: var(--color-canvas);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 20px;
  margin-bottom: 16px;
}

.faq-question {
  font-weight: 700;
  color: var(--color-primary);
  font-size: 1.1rem;
  margin-bottom: 10px;
}

/* ==========================================================================
   FOOTER COMPONENT
   ========================================================================== */

.site-footer {
  background-color: var(--color-primary-dark);
  color: #E2E8F0;
  font-size: 14px;
  border-top: 4px solid var(--color-accent);
}

.footer-top {
  padding: 56px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 36px;
}

.footer-col h4 {
  color: var(--color-canvas);
  font-size: 1.1rem;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-col h4::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 32px;
  height: 2px;
  background-color: var(--color-accent);
}

.footer-col p {
  color: #CBD5E0;
  margin-bottom: 12px;
  line-height: 1.55;
}

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

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

.footer-col ul li a {
  color: #CBD5E0;
  display: inline-block;
  padding: 2px 0;
}

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

.footer-legal-badge {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 12px 16px;
  border-radius: 4px;
  font-size: 13px;
  margin-top: 14px;
  color: #E2E8F0;
}

/* Footer Bottom Strip */
.footer-bottom {
  background-color: #000F2E;
  padding: 24px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 12.5px;
  color: #A0AEC0;
}

.footer-notice-text {
  line-height: 1.6;
  text-align: center;
  max-width: 980px;
  margin: 0 auto;
}

.footer-bottom-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.footer-bottom-links a {
  color: #CBD5E0;
  font-size: 12.5px;
}

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

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES (STRICT RULES)
   ========================================================================== */

/* Breakpoint 1: 992px */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  
  .layout-grid-3-1 {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .program-card-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }
}

/* Breakpoint 2: 768px (Mobile Viewports) */
@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;
  }
  
  .search-sim input {
    width: 120px;
  }
  
  .main-nav-bar {
    padding: 12px 16px;
    position: relative;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  /* Collapsible Navigation Menu */
  .nav-menu {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--color-canvas);
    border-top: 1px solid var(--color-border);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
    padding: 16px 0;
    align-items: stretch;
    z-index: 9999;
  }
  
  .nav-menu.is-active {
    display: flex;
  }
  
  .nav-item {
    width: 100%;
  }
  
  .nav-link {
    padding: 12px 20px;
    width: 100%;
    justify-content: space-between;
    border-radius: 0;
  }
  
  /* Stacked Mobile Dropdowns */
  .dropdown-menu {
    position: static;
    display: none;
    box-shadow: none;
    border: none;
    border-left: 3px solid var(--color-accent);
    margin-left: 20px;
    background-color: var(--color-bg-light);
  }
  
  .nav-item.dropdown-open .dropdown-menu {
    display: block;
  }
  
  .header-contact-btn {
    display: none; /* Accessible in mobile menu footer */
  }
  
  .roadmap-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  h1 { font-size: 1.85rem; }
  h2 { font-size: 1.45rem; }
  h3 { font-size: 1.2rem; }
  
  .hero-text-content h1 {
    font-size: 1.95rem;
  }
}