/* ==========================================================================
   FESTIVAL NATURE D'HAUTEVILLE-LOMPNES AIN
   PORTAIL INSTITUTIONNEL LOI 1901 - ARCHITECTURE CSS OFFICIELLE
   ========================================================================== */

:root {
  --color-royal-blue: #002366;
  --color-royal-blue-hover: #001744;
  --color-deep-gold: #FFD700;
  --color-gold-hover: #E6C200;
  --color-gold-dark: #B38600;
  --color-canvas: #FFFFFF;
  --color-surface-subtle: #F8FAFC;
  --color-surface-alt: #F1F5F9;
  --color-utility-bg: #F4F6F9;
  --color-utility-text: #333333;
  --color-text-main: #1E293B;
  --color-text-muted: #475569;
  --color-border: #E2E8F0;
  --color-border-subtle: #CBD5E1;
  --color-footer-bg: #1A202C;
  --color-footer-text: #E2E8F0;
  --color-footer-muted: #94A3B8;
  --color-badge-bg: #EBF3FF;
  --color-badge-text: #002366;
  --color-success-bg: #ECFDF5;
  --color-success-text: #065F46;
  
  --font-family-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --line-height-base: 1.65;
  --container-max-width: 1240px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 25px rgba(0, 35, 102, 0.1);
  --transition-fast: 0.2s ease-in-out;
}

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

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

body {
  font-family: var(--font-family-base);
  color: var(--color-text-main);
  background-color: var(--color-canvas);
  line-height: var(--line-height-base);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-royal-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  text-decoration: underline;
}

p {
  margin-bottom: 1.25rem;
}

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

h1 { font-size: 2.25rem; }
h2 { font-size: 1.75rem; border-bottom: 2px solid var(--color-deep-gold); padding-bottom: 0.5rem; }
h3 { font-size: 1.35rem; }
h4 { font-size: 1.15rem; }

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

li {
  margin-bottom: 0.5rem;
}

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

/* ==========================================================================
   HEADER SYSTEM (Row 1 Utility Strip + Row 2 Main Navigation)
   ========================================================================== */

.site-header {
  width: 100%;
  position: relative;
  background-color: var(--color-canvas);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
}

/* Row 1: Top Utility Strip */
.top-utility-strip {
  background-color: var(--color-utility-bg);
  color: var(--color-utility-text);
  font-size: 0.8125rem;
  min-height: 42px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
}

.top-utility-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  flex-wrap: wrap;
  gap: 10px;
  padding: 6px 0;
}

.utility-left {
  display: flex;
  align-items: center;
  gap: 15px;
  flex-wrap: wrap;
}

.badge-official {
  background-color: var(--color-royal-blue);
  color: #FFFFFF;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  letter-spacing: 0.5px;
}

.reg-info {
  display: flex;
  gap: 12px;
  color: var(--color-text-muted);
}

.reg-info strong {
  color: var(--color-royal-blue);
}

.utility-right {
  display: flex;
  align-items: center;
  gap: 15px;
}

.utility-search-box {
  display: flex;
  align-items: center;
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 2px 8px;
  font-size: 0.75rem;
}

.utility-search-box input {
  border: none;
  outline: none;
  font-size: 0.75rem;
  padding: 4px;
  width: 140px;
  color: var(--color-text-main);
}

.utility-search-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--color-royal-blue);
  font-size: 0.85rem;
  padding: 2px;
}

.lang-selector {
  font-weight: 600;
  display: flex;
  gap: 6px;
  font-size: 0.75rem;
}

.lang-selector span.active {
  color: var(--color-royal-blue);
  border-bottom: 2px solid var(--color-deep-gold);
}

.lang-selector a {
  color: var(--color-text-muted);
}

/* Row 2: Main Navigation Bar */
.main-nav-bar {
  padding: 14px 0;
  background: #FFFFFF;
}

.main-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

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

.brand-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-royal-blue);
  letter-spacing: -0.5px;
  line-height: 1.15;
  text-transform: uppercase;
}

.brand-subtitle {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

/* Desktop Navigation & Mega Menus */
.nav-menu-wrapper {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-links-list {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 12px;
}

.nav-item {
  position: relative;
}

.nav-link-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--color-royal-blue);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  min-height: 44px;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.nav-link-btn:hover,
.nav-item:hover > .nav-link-btn {
  background-color: var(--color-surface-subtle);
  color: var(--color-royal-blue);
  text-decoration: none;
}

.nav-link-btn::after {
  content: "";
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid var(--color-royal-blue);
  transition: transform var(--transition-fast);
}

.nav-item.standalone .nav-link-btn::after {
  display: none;
}

.nav-item:hover > .nav-link-btn::after {
  transform: rotate(180deg);
}

/* Mega Menu Dropdowns */
.mega-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-royal-blue);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 16px 20px;
  min-width: 310px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-fast);
  z-index: 1050;
}

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

.mega-dropdown-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.mega-dropdown-link {
  display: block;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  color: var(--color-text-main);
  font-size: 0.9rem;
  font-weight: 500;
  border-left: 2px solid transparent;
  transition: all var(--transition-fast);
}

.mega-dropdown-link:hover {
  background-color: var(--color-surface-subtle);
  border-left-color: var(--color-deep-gold);
  color: var(--color-royal-blue);
  text-decoration: none;
  padding-left: 16px;
}

.mega-dropdown-link small {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-weight: 400;
  margin-top: 2px;
}

/* Primary Header Action CTA */
.btn-cta-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-royal-blue);
  color: #FFFFFF !important;
  font-weight: 700;
  font-size: 0.9375rem;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--color-royal-blue);
  min-height: 44px;
  min-width: 44px;
  text-decoration: none !important;
  transition: all var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
}

.btn-cta-primary:hover {
  background-color: var(--color-royal-blue-hover);
  border-color: var(--color-royal-blue-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn-cta-gold {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-deep-gold);
  color: #002366 !important;
  font-weight: 800;
  font-size: 0.9375rem;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--color-deep-gold);
  min-height: 44px;
  min-width: 44px;
  text-decoration: none !important;
  transition: all var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
}

.btn-cta-gold:hover {
  background-color: var(--color-gold-hover);
  border-color: var(--color-gold-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn-cta-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: transparent;
  color: var(--color-royal-blue) !important;
  font-weight: 700;
  font-size: 0.9375rem;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--color-royal-blue);
  min-height: 44px;
  min-width: 44px;
  text-decoration: none !important;
  transition: all var(--transition-fast);
}

.btn-cta-outline:hover {
  background-color: var(--color-royal-blue);
  color: #FFFFFF !important;
}

/* Mobile Toggle Hamburger */
.mobile-nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 10px;
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
}

.mobile-nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-royal-blue);
  transition: var(--transition-fast);
}

/* ==========================================================================
   PAGE HERO & BREADCRUMBS
   ========================================================================== */

.page-header-banner {
  background: linear-gradient(135deg, var(--color-royal-blue) 0%, #001233 100%);
  color: #FFFFFF;
  padding: 48px 0;
  margin-bottom: 36px;
  position: relative;
}

.page-header-banner h1 {
  color: #FFFFFF;
  margin-bottom: 12px;
}

.page-header-banner .lead {
  font-size: 1.15rem;
  color: #E2E8F0;
  max-width: 820px;
  margin-bottom: 0;
}

.breadcrumbs {
  font-size: 0.85rem;
  color: #94A3B8;
  margin-bottom: 16px;
  display: flex;
  gap: 8px;
  align-items: center;
}

.breadcrumbs a {
  color: var(--color-deep-gold);
}

.breadcrumbs span.current {
  color: #FFFFFF;
}

/* Institutional Transparency Notice Banner */
.transparency-callout {
  background-color: #FEF9C3;
  border-left: 4px solid var(--color-deep-gold);
  padding: 16px 20px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 20px 0 28px 0;
  color: #713F12;
  font-size: 0.9375rem;
}

.transparency-callout strong {
  color: #854D0E;
}

/* ==========================================================================
   TWO-COLUMN COMPLIANCE GRID LAYOUT (Main 3fr : Rail 1fr)
   ========================================================================== */

.layout-institutional-grid {
  display: grid;
  grid-template-columns: 3fr 1fr;
  gap: 40px;
  margin-top: 30px;
  margin-bottom: 60px;
  align-items: start;
}

.main-content-column {
  min-width: 0; /* Prevents overflow in CSS Grid */
}

.side-rail-column {
  display: flex;
  flex-direction: column;
  gap: 28px;
  position: sticky;
  top: 20px;
}

/* Side-Rail Widgets & Chiffres Clés */
.rail-widget {
  background-color: var(--color-surface-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
}

.rail-widget h3 {
  font-size: 1.15rem;
  border-bottom: 2px solid var(--color-royal-blue);
  padding-bottom: 8px;
  margin-bottom: 16px;
}

.rail-stat-item {
  display: flex;
  flex-direction: column;
  margin-bottom: 16px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--color-border);
}

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

.rail-stat-number {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--color-royal-blue);
  line-height: 1.1;
}

.rail-stat-label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-weight: 500;
  margin-top: 2px;
}

.rail-badge-box {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 12px;
  margin-top: 12px;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* Content Cards & Modules */
.content-card {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
  margin-bottom: 30px;
  box-shadow: var(--shadow-sm);
}

.content-card h2, 
.content-card h3 {
  margin-top: 0;
}

.image-frame-container {
  margin: 24px 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

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

/* Catalog / Programs Grid */
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin: 28px 0;
}

.catalog-card {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.catalog-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.catalog-card-img-wrap {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background-color: var(--color-surface-alt);
}

.catalog-card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

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

.status-badge {
  display: inline-block;
  background-color: var(--color-success-bg);
  color: var(--color-success-text);
  font-weight: 700;
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: 9999px;
  margin-bottom: 12px;
  width: fit-content;
}

.status-badge.neutral {
  background-color: var(--color-badge-bg);
  color: var(--color-badge-text);
}

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

.catalog-card-body p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  flex-grow: 1;
  margin-bottom: 16px;
}

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

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

.data-table th {
  background-color: var(--color-royal-blue);
  color: #FFFFFF;
  padding: 12px 16px;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.8125rem;
  letter-spacing: 0.5px;
}

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

.data-table tr:nth-child(even) {
  background-color: var(--color-surface-subtle);
}

.data-table tr:hover {
  background-color: #F1F5F9;
}

.data-table tfoot td {
  font-weight: 700;
  background-color: var(--color-surface-alt);
  border-top: 2px solid var(--color-border);
}

/* Form Styles */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-royal-blue);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  font-size: 0.95rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background-color: #FFFFFF;
  color: var(--color-text-main);
  transition: border-color var(--transition-fast);
}

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

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

.form-checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  cursor: pointer;
}

.form-checkbox-label input {
  margin-top: 3px;
}

/* ==========================================================================
   EXPANDED COMPLIANCE FOOTER (Col 1-4 + Base Legal Statement)
   ========================================================================== */

.site-footer {
  background-color: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding-top: 56px;
  padding-bottom: 32px;
  border-top: 4px solid var(--color-deep-gold);
  font-size: 0.9rem;
}

.footer-columns-grid {
  display: grid;
  grid-template-columns: 2fr 1.2fr 1.2fr 1.2fr;
  gap: 36px;
  margin-bottom: 48px;
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 1.05rem;
  margin-bottom: 20px;
  border-bottom: 2px solid var(--color-deep-gold);
  padding-bottom: 8px;
  display: inline-block;
}

.footer-col p {
  color: var(--color-footer-muted);
  font-size: 0.875rem;
  line-height: 1.6;
}

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

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

.footer-col a {
  color: var(--color-footer-muted);
  transition: color var(--transition-fast);
  display: inline-block;
  min-height: 24px;
}

.footer-col a:hover {
  color: var(--color-deep-gold);
  text-decoration: none;
  padding-left: 4px;
}

.footer-id-badges {
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.8125rem;
  color: #CBD5E1;
}

.footer-id-badges span strong {
  color: var(--color-deep-gold);
}

.footer-legal-bar {
  border-top: 1px solid #334155;
  padding-top: 24px;
  font-size: 0.8125rem;
  color: var(--color-footer-muted);
  line-height: 1.65;
  text-align: justify;
}

.footer-legal-bar p {
  margin-bottom: 12px;
}

.footer-legal-bar a {
  color: var(--color-deep-gold);
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS (Mobile-Responsive Design Protocol)
   ========================================================================== */

@media (max-width: 992px) {
  .layout-institutional-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .side-rail-column {
    position: static;
  }
  
  .footer-columns-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
  
  .catalog-grid {
    grid-template-columns: 1fr;
  }
  
  .nav-menu-wrapper {
    display: none; /* Collapsible on mobile */
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--color-border);
  }
  
  .nav-menu-wrapper.is-open {
    display: flex;
  }
  
  .nav-links-list {
    flex-direction: column;
    gap: 6px;
  }
  
  .mega-dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border-left: 2px solid var(--color-royal-blue);
    border-top: none;
    margin-left: 14px;
    margin-bottom: 10px;
    padding: 10px;
  }
  
  .mobile-nav-toggle {
    display: flex;
  }
  
  .main-nav-inner {
    flex-wrap: wrap;
  }
}

@media (max-width: 768px) {
  html {
    font-size: 15px;
  }
  
  h1 { font-size: 1.85rem; }
  h2 { font-size: 1.45rem; }
  
  .top-utility-inner {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .utility-right {
    width: 100%;
    justify-content: space-between;
  }
  
  .utility-search-box input {
    width: 120px;
  }
  
  .footer-columns-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .content-card {
    padding: 20px;
  }
  
  .rail-widget {
    padding: 18px;
  }
  
  .btn-cta-primary,
  .btn-cta-gold,
  .btn-cta-outline {
    width: 100%;
    text-align: center;
  }
}