/* ==========================================================================
   ACROYOGA HAUTES-ALPES - PORTAIL INSTITUTIONNEL LOI 1901
   Architecture CSS Épurée & Responsive - Sans framework lourd
   Couleurs : Bleu Royal (#002366) | Or Intense (#FFD700) | Footer (#1A202C)
   ========================================================================== */

:root {
  --color-primary: #002366;
  --color-primary-dark: #001845;
  --color-primary-light: #0d3b8f;
  --color-accent: #FFD700;
  --color-accent-hover: #e6c200;
  --color-bg-light: #F4F6F9;
  --color-bg-white: #FFFFFF;
  --color-text-dark: #1A202C;
  --color-text-body: #2D3748;
  --color-text-muted: #4A5568;
  --color-border: #E2E8F0;
  --color-border-subtle: #EDF2F7;
  --color-footer-bg: #1A202C;
  --color-footer-text: #CBD5E0;
  --color-success-bg: #E6FFFA;
  --color-success-text: #234E52;
  --color-success-border: #81E6D9;
  --font-family-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --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;
  --transition: all 0.2s ease-in-out;
}

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

html {
  font-size: 16px;
  line-height: 1.6;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family-base);
  color: var(--color-text-body);
  background-color: var(--color-bg-light);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

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

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

/* Typographie Harmonisée */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-primary-dark);
  line-height: 1.25;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

h1 { font-size: 2.15rem; }
h2 { font-size: 1.65rem; border-bottom: 2px solid var(--color-border-subtle); padding-bottom: 0.4rem; margin-top: 1.5rem; }
h3 { font-size: 1.25rem; margin-top: 1.2rem; }
h4 { font-size: 1.05rem; }

p {
  margin-bottom: 1.1rem;
  line-height: 1.7;
}

ul, ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}

li {
  margin-bottom: 0.4rem;
}

/* ==========================================================================
   HEADER & NAVIGATION MULTI-NIVEAU
   ========================================================================== */

header.site-header {
  background-color: var(--color-bg-white);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}

/* Row 1: Top Utility Strip */
.top-utility-strip {
  background-color: #F4F6F9;
  color: #333333;
  height: 42px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.825rem;
  border-bottom: 1px solid var(--color-border);
}

.utility-rna {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
}

.utility-rna .badge-loi {
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

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

.search-box-sim {
  display: flex;
  align-items: center;
  background-color: #ffffff;
  border: 1px solid #CBD5E0;
  border-radius: var(--radius-sm);
  padding: 2px 8px;
  font-size: 0.8rem;
  color: #718096;
}

.search-box-sim input {
  border: none;
  background: transparent;
  outline: none;
  font-size: 0.8rem;
  padding: 2px 6px;
  width: 150px;
  color: var(--color-text-dark);
}

.language-selector {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--color-primary-dark);
}

.language-selector span.active {
  background-color: var(--color-border);
  padding: 1px 6px;
  border-radius: 2px;
}

/* Row 2: Main Navigation Bar */
.main-nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
}

.site-branding {
  display: flex;
  flex-direction: column;
}

.site-title {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.5px;
  text-decoration: none;
}

.site-title:hover {
  text-decoration: none;
  color: var(--color-primary-light);
}

.site-subtitle {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.7px;
}

/* Menu desktop */
.nav-menu-container {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-links-list {
  display: flex;
  list-style: none;
  gap: 6px;
  margin: 0;
  padding: 0;
}

.nav-item {
  position: relative;
}

.nav-item > a,
.nav-item > button.nav-dropdown-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  font-size: 0.925rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  background: transparent;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-sm);
  min-height: 44px;
  min-width: 44px;
  white-space: nowrap;
}

.nav-item > a:hover,
.nav-item > button.nav-dropdown-btn:hover {
  background-color: var(--color-bg-light);
  color: var(--color-primary);
  text-decoration: none;
}

/* Mega Menu Dropdowns */
.mega-menu-box {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 280px;
  background-color: var(--color-bg-white);
  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);
  padding: 12px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.2s ease-in-out;
  z-index: 1100;
}

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

.mega-menu-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.mega-menu-list li {
  margin-bottom: 4px;
}

.mega-menu-list a {
  display: block;
  padding: 8px 12px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text-body);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.mega-menu-list a:hover {
  background-color: var(--color-bg-light);
  color: var(--color-primary);
  padding-left: 16px;
  text-decoration: none;
}

/* Bouton Contact dans la barre de navigation */
.btn-nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-accent);
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid #d4af37;
  text-decoration: none;
  min-height: 44px;
  min-width: 44px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  white-space: nowrap;
}

.btn-nav-cta:hover {
  background-color: var(--color-accent-hover);
  color: var(--color-primary-dark);
  text-decoration: none;
  transform: translateY(-1px);
}

/* Hamburger mobile button */
.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-border);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 1.25rem;
  color: var(--color-primary);
  min-height: 44px;
  min-width: 44px;
}

/* ==========================================================================
   STRUCTURE GÉNÉRALE DU CONTENU & DEUX-COLONNES GRID
   ========================================================================== */

.page-wrapper {
  max-width: 1350px;
  width: 100%;
  margin: 0 auto;
  padding: 24px 20px 48px;
  flex: 1;
}

/* Breadcrumb institutionnel */
.breadcrumb-nav {
  margin-bottom: 20px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.breadcrumb-nav a {
  color: var(--color-primary);
}

.breadcrumb-nav span.separator {
  margin: 0 8px;
  color: #A0AEC0;
}

/* Responsive Two-Column Layout */
.institutional-grid {
  display: grid;
  grid-template-columns: 3fr 1fr;
  gap: 32px;
  align-items: start;
}

/* Colonne Principale */
.main-content-column {
  background-color: var(--color-bg-white);
  padding: 36px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

/* Colonne Latérale / Side-Rail */
.side-rail-column {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Cartouches Side-rail */
.sidebar-card {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.sidebar-card h3 {
  font-size: 1.15rem;
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: 8px;
  margin-top: 0;
  margin-bottom: 16px;
}

.sidebar-card.highlight {
  background-color: #F8FAFC;
  border-left: 4px solid var(--color-primary);
}

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

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

.stat-number {
  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;
}

/* ==========================================================================
   COMPOSANTS INSTITUTIONNELS & ÉLÉMENTS DE PAGE
   ========================================================================== */

/* Hero Banner */
.hero-section {
  position: relative;
  background-color: var(--color-primary-dark);
  color: #ffffff;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 32px;
}

.hero-image-wrapper {
  position: relative;
  width: 100%;
  max-height: 440px;
  overflow: hidden;
}

.hero-image-wrapper img {
  width: 100%;
  height: 440px;
  object-fit: cover;
  filter: brightness(0.85);
}

.hero-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 32px;
  background: linear-gradient(to top, rgba(0, 35, 102, 0.95) 0%, rgba(0, 35, 102, 0.7) 60%, transparent 100%);
}

.hero-title {
  color: #ffffff;
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 12px;
  text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

/* Encart Transparence & Financement Obligatoire */
.transparency-banner {
  background-color: #FFFDF0;
  border: 1px solid #FFE58F;
  border-left: 5px solid var(--color-accent);
  padding: 18px 22px;
  border-radius: var(--radius-sm);
  margin-bottom: 28px;
  font-size: 0.95rem;
  line-height: 1.6;
}

.transparency-banner p {
  margin-bottom: 0.5rem;
}

.transparency-banner p:last-child {
  margin-bottom: 0;
}

.transparency-banner strong {
  color: #874D00;
}

/* Encadré d'affirmation statutaire */
.statutory-statement {
  background-color: #EBF8FF;
  border: 1px solid #BEE3F8;
  border-left: 5px solid var(--color-primary);
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  margin: 24px 0;
  font-size: 0.95rem;
  color: #2B6CB0;
}

.statutory-statement p {
  margin: 0;
  font-weight: 600;
}

/* Boutons CTA Non-commerciaux */
.btn-cta-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: var(--transition);
  min-height: 44px;
  min-width: 44px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-primary-dark);
}

.btn-cta-primary:hover {
  background-color: var(--color-primary-light);
  color: #ffffff;
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-cta-accent {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-accent);
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: var(--transition);
  min-height: 44px;
  min-width: 44px;
  box-shadow: var(--shadow-sm);
  border: 1px solid #d4af37;
}

.btn-cta-accent:hover {
  background-color: var(--color-accent-hover);
  color: var(--color-primary-dark);
  text-decoration: none;
  transform: translateY(-1px);
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 24px 0;
}

/* Badges & Status Tags */
.status-badge {
  display: inline-block;
  background-color: var(--color-success-bg);
  color: var(--color-success-text);
  border: 1px solid var(--color-success-border);
  padding: 4px 10px;
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

.badge-tag {
  display: inline-block;
  background-color: #EDF2F7;
  color: #4A5568;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 600;
}

/* Grilles de Cartes de Programmes & Activités */
.card-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin: 24px 0;
}

.card-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin: 24px 0;
}

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

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

.program-card-body h3 {
  margin-top: 8px;
  margin-bottom: 8px;
  font-size: 1.15rem;
}

.program-card-body p {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  flex: 1;
}

/* Tableaux Financiers & Conformité */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  margin: 24px 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}

table.compliance-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

table.compliance-table th {
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 12px 16px;
  font-weight: 700;
  border-bottom: 2px solid var(--color-primary-dark);
}

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

table.compliance-table tr:nth-child(even) {
  background-color: #F7FAFC;
}

table.compliance-table tr:hover {
  background-color: #EDF2F7;
}

/* Formulaires Institutionnels */
.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-text-dark);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--color-text-dark);
  background-color: #ffffff;
  min-height: 44px;
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* Accordéons / FAQ */
.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  background-color: #ffffff;
}

.faq-question {
  padding: 14px 18px;
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-answer {
  padding: 0 18px 16px;
  font-size: 0.92rem;
  color: var(--color-text-body);
}

/* ==========================================================================
   FOOTER INSTITUTIONNEL CONFORME LOI 1901
   ========================================================================== */

footer.site-footer {
  background-color: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding: 48px 24px 24px;
  margin-top: auto;
  border-top: 4px solid var(--color-primary);
}

.footer-container {
  max-width: 1350px;
  margin: 0 auto;
}

.footer-columns-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 36px;
  padding-bottom: 36px;
  border-bottom: 1px solid #2D3748;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 16px;
  border-left: 3px solid var(--color-accent);
  padding-left: 8px;
}

.footer-col p {
  font-size: 0.88rem;
  line-height: 1.6;
  color: #A0AEC0;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

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

.footer-col ul li a {
  color: #CBD5E0;
  font-size: 0.88rem;
  transition: var(--transition);
}

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

.footer-legal-base {
  padding-top: 24px;
  font-size: 0.8rem;
  line-height: 1.6;
  color: #A0AEC0;
  text-align: justify;
}

.footer-legal-base p {
  margin-bottom: 8px;
}

/* ==========================================================================
   RESPONSIVE DESIGN BREAKPOINTS (992px & 768px)
   ========================================================================== */

@media (max-width: 992px) {
  .institutional-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-columns-grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }

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

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

  .hero-title {
    font-size: 1.8rem;
  }

  .hero-image-wrapper img {
    height: 360px;
  }
}

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

  .utility-tools {
    width: 100%;
    justify-content: space-between;
  }

  .search-box-sim input {
    width: 100px;
  }

  .mobile-menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  /* Menu repliable sur mobile */
  .nav-menu-container {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: #ffffff;
    flex-direction: column;
    padding: 16px;
    border-bottom: 2px solid var(--color-primary);
    box-shadow: var(--shadow-lg);
    z-index: 1200;
  }

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

  .nav-links-list {
    flex-direction: column;
    width: 100%;
    gap: 8px;
  }

  .nav-item {
    width: 100%;
  }

  .nav-item > a,
  .nav-item > button.nav-dropdown-btn {
    width: 100%;
    justify-content: space-between;
    padding: 12px;
    background-color: var(--color-bg-light);
  }

  .mega-menu-box {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    border-left: 3px solid var(--color-primary);
    margin-left: 12px;
    padding: 6px 12px;
    background-color: #ffffff;
  }

  .btn-nav-cta {
    width: 100%;
    text-align: center;
    margin-top: 10px;
  }

  .main-content-column {
    padding: 20px;
  }

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

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .hero-title {
    font-size: 1.45rem;
  }

  .hero-image-wrapper img {
    height: 260px;
  }

  .hero-overlay {
    padding: 18px;
  }
}