/* ==========================================================================
   ASSOCIATION SPORTIVE COLLEGE LES VANS - STYLE INSTITUTIONNEL LOI 1901
   Architecture CSS Fluide, Grid & Flexbox - Zero dépendance externe
   Palette : Bleu Roi (#002366), Or (#FFD700), Blanc (#FFFFFF), Ardoise Sombre (#1A202C)
   ========================================================================== */

:root {
  --color-primary: #002366;
  --color-primary-light: #0d3b94;
  --color-gold: #FFD700;
  --color-gold-hover: #e6c200;
  --color-dark: #1A202C;
  --color-gray-bg: #F8FAFC;
  --color-strip-bg: #F4F6F9;
  --color-text: #2D3748;
  --color-text-muted: #4A5568;
  --color-border: #E2E8F0;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
  --container-max-width: 1240px;
  --radius: 8px;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-family);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text);
  background-color: var(--color-gray-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */

.site-header {
  background-color: #FFFFFF;
  border-bottom: 1px solid var(--color-border);
  position: relative;
  z-index: 1000;
}

/* Row 1: Top Utility Strip */
.top-utility-strip {
  background-color: var(--color-strip-bg);
  color: #333333;
  min-height: 42px;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.825rem;
  border-bottom: 1px solid var(--color-border);
}

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

.rna-badge {
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.siren-info {
  color: #555555;
}

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

.search-box-sim {
  display: flex;
  align-items: center;
  background: #FFFFFF;
  border: 1px solid #CBD5E0;
  border-radius: 4px;
  padding: 3px 8px;
  height: 30px;
}

.search-box-sim input {
  border: none;
  outline: none;
  font-size: 0.8rem;
  width: 140px;
  color: #333333;
}

.search-box-sim button {
  background: transparent;
  border: none;
  cursor: pointer;
  color: #666666;
  font-size: 0.8rem;
  padding: 2px 4px;
  min-height: 24px;
}

.lang-selector {
  display: flex;
  align-items: center;
  gap: 4px;
  font-weight: 600;
  font-size: 0.8rem;
}

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

.lang-selector a {
  text-decoration: none;
  color: #666666;
  padding: 2px 4px;
}

/* Row 2: Main Navigation Bar */
.main-navbar {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.site-identity {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
}

.org-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.01em;
  text-transform: uppercase;
  line-height: 1.25;
}

.org-subtitle {
  font-size: 0.775rem;
  font-weight: 600;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Navigation Menu & Mega Dropdowns */
.nav-container {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 10px 14px;
  min-height: 44px;
  min-width: 44px;
  text-decoration: none;
  color: var(--color-primary);
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.02em;
  border-radius: var(--radius);
  transition: background-color 0.2s, color 0.2s;
}

.nav-link:hover, .nav-item:hover > .nav-link {
  background-color: rgba(0, 35, 102, 0.06);
  color: var(--color-primary);
}

.nav-link.active {
  color: var(--color-primary);
  border-bottom: 3px solid var(--color-gold);
}

/* Dropdown Menu Box */
.dropdown-box {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 280px;
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 10px 0;
  display: none;
  z-index: 1100;
}

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

.dropdown-item {
  display: block;
  padding: 10px 18px;
  min-height: 44px;
  text-decoration: none;
  color: var(--color-text);
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.4;
  transition: background-color 0.15s, color 0.15s;
}

.dropdown-item:hover {
  background-color: var(--color-strip-bg);
  color: var(--color-primary);
  font-weight: 600;
}

/* CTA Header Button */
.btn-cta-header {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  min-height: 44px;
  background-color: var(--color-gold);
  color: var(--color-primary);
  font-weight: 800;
  font-size: 0.875rem;
  text-decoration: none;
  border-radius: var(--radius);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border: 2px solid #E6C200;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn-cta-header:hover {
  background-color: var(--color-gold-hover);
  box-shadow: 0 2px 8px rgba(0, 35, 102, 0.15);
  transform: translateY(-1px);
}

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

/* ==========================================================================
   COMMON LAYOUT & BLUEPRINT (3fr 1fr Grid)
   ========================================================================== */

.page-wrapper {
  flex: 1;
  max-width: var(--container-max-width);
  width: 100%;
  margin: 0 auto;
  padding: 32px 20px 60px 20px;
}

.institutional-grid {
  display: grid;
  grid-template-columns: 3fr 1fr;
  gap: 36px;
  align-items: start;
}

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

.sidebar-rail {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Full Width Hero */
.hero-frame {
  background: linear-gradient(135deg, var(--color-primary) 0%, #001640 100%);
  color: #FFFFFF;
  border-radius: var(--radius);
  padding: 44px;
  margin-bottom: 36px;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.hero-frame::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 30%;
  background: radial-gradient(circle at center, rgba(255, 215, 0, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero-eyebrow {
  display: inline-block;
  background-color: rgba(255, 215, 0, 0.2);
  color: var(--color-gold);
  border: 1px solid var(--color-gold);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 4px 12px;
  border-radius: 4px;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-title {
  font-size: 2.25rem;
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 16px;
  color: #FFFFFF;
}

.hero-summary-box {
  background-color: rgba(255, 255, 255, 0.1);
  border-left: 4px solid var(--color-gold);
  padding: 16px 20px;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin-bottom: 24px;
  font-size: 1.05rem;
  line-height: 1.6;
}

.hero-funding-statement {
  font-size: 0.9rem;
  color: #E2E8F0;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

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

/* Page Headers (Subpages) */
.page-header-banner {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-left: 6px solid var(--color-primary);
  border-radius: var(--radius);
  padding: 32px;
  margin-bottom: 32px;
  box-shadow: var(--shadow);
}

.page-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 12px;
  line-height: 1.25;
}

.page-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

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

.card-title-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 2px solid var(--color-border);
  padding-bottom: 14px;
  margin-bottom: 20px;
}

.card-heading {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-primary);
}

/* Typography elements */
h2, h3, h4 {
  color: var(--color-primary);
  font-weight: 800;
  line-height: 1.3;
}

h2 {
  font-size: 1.5rem;
  margin: 28px 0 16px 0;
  border-bottom: 2px solid var(--color-border);
  padding-bottom: 8px;
}

h3 {
  font-size: 1.2rem;
  margin: 20px 0 10px 0;
}

p {
  margin-bottom: 16px;
  color: var(--color-text);
  font-size: 1rem;
}

p.lead {
  font-size: 1.125rem;
  line-height: 1.7;
  color: #1A202C;
}

ul, ol {
  margin-bottom: 20px;
  padding-left: 24px;
}

li {
  margin-bottom: 8px;
}

/* Sidebar Elements */
.sidebar-box {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
}

.sidebar-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-gold);
  padding-bottom: 8px;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.stat-item {
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
}

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

.stat-number {
  font-size: 1.85rem;
  font-weight: 900;
  color: var(--color-primary);
  line-height: 1.1;
}

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

.quick-facts-list {
  list-style: none;
  padding-left: 0;
}

.quick-facts-list li {
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.875rem;
}

.quick-facts-list li:last-child {
  border-bottom: none;
}

.quick-facts-list strong {
  color: var(--color-primary);
}

/* Image Wrappers (Responsive & Photorealistic) */
.content-image-wrapper {
  margin: 20px 0;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
}

.content-image-wrapper img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* Catalog / Activity Grid */
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin: 24px 0;
}

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

.catalog-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-bottom: 1px solid var(--color-border);
}

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

.catalog-tag {
  display: inline-block;
  align-self: flex-start;
  background-color: #EBF4FF;
  color: var(--color-primary);
  border: 1px solid #BEE3F8;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 4px;
  margin-bottom: 10px;
  text-transform: uppercase;
}

.catalog-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 8px;
}

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

/* Status Badges */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: #DEF7EC;
  color: #03543F;
  border: 1px solid #BCF0DA;
  font-size: 0.775rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 4px;
}

.status-badge::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  background-color: #31C48D;
  border-radius: 50%;
}

/* Buttons & CTAs */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  min-height: 44px;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: var(--radius);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  white-space: nowrap;
}

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

.btn-primary:hover {
  background-color: var(--color-primary-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.btn-gold {
  background-color: var(--color-gold);
  color: var(--color-primary);
  border: 1px solid #E6C200;
}

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

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

.btn-secondary:hover {
  background-color: rgba(0, 35, 102, 0.05);
}

.btn-white {
  background-color: #FFFFFF;
  color: var(--color-primary);
  border: 1px solid #CBD5E0;
}

.btn-white:hover {
  background-color: var(--color-strip-bg);
}

/* Tables (Financial & Governance) */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  margin: 20px 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.institutional-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.925rem;
  background-color: #FFFFFF;
}

.institutional-table th {
  background-color: var(--color-primary);
  color: #FFFFFF;
  font-weight: 700;
  padding: 14px 16px;
  text-align: left;
  border-bottom: 2px solid var(--color-gold);
}

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

.institutional-table tr:nth-child(even) {
  background-color: #F8FAFC;
}

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

/* Notice Box / Callout */
.notice-box {
  background-color: #FEFCBF;
  border: 1px solid #FAF089;
  border-left: 5px solid var(--color-gold);
  padding: 18px 22px;
  border-radius: var(--radius);
  margin: 24px 0;
  color: #744210;
  font-size: 0.95rem;
  line-height: 1.6;
}

.notice-box strong {
  color: #5F370E;
}

.info-banner-blue {
  background-color: #EBF8FF;
  border: 1px solid #BEE3F8;
  border-left: 5px solid var(--color-primary);
  padding: 18px 22px;
  border-radius: var(--radius);
  margin: 24px 0;
  color: #2B6CB0;
}

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

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

.form-control {
  width: 100%;
  padding: 12px 14px;
  min-height: 44px;
  font-size: 0.95rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background-color: #FFFFFF;
  color: var(--color-text);
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
}

.form-control:focus {
  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;
}

/* ==========================================================================
   FOOTER (Expanded Compliance Architecture #1A202C)
   ========================================================================== */

.site-footer {
  background-color: var(--color-dark);
  color: #E2E8F0;
  padding-top: 50px;
  border-top: 4px solid var(--color-gold);
  margin-top: auto;
}

.footer-container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 20px 40px 20px;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 36px;
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 1.05rem;
  font-weight: 800;
  border-bottom: 2px solid var(--color-gold);
  padding-bottom: 10px;
  margin-bottom: 18px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.footer-col p {
  color: #CBD5E0;
  font-size: 0.875rem;
  line-height: 1.6;
}

.footer-col address {
  font-style: normal;
  font-size: 0.875rem;
  color: #CBD5E0;
  line-height: 1.6;
}

.footer-nav {
  list-style: none;
  padding-left: 0;
}

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

.footer-nav a {
  color: #CBD5E0;
  text-decoration: none;
  font-size: 0.875rem;
  display: inline-block;
  min-height: 24px;
  transition: color 0.15s, padding-left 0.15s;
}

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

.footer-bottom-bar {
  background-color: #121620;
  border-top: 1px solid #2D3748;
  padding: 24px 20px;
}

.footer-bottom-container {
  max-width: var(--container-max-width);
  margin: 0 auto;
}

.base-legal-statement {
  font-size: 0.8rem;
  color: #A0AEC0;
  line-height: 1.6;
  text-align: justify;
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS (Mobile & Tablet Protocol)
   ========================================================================== */

/* Tablet Breakpoint: max-width 992px */
@media (max-width: 992px) {
  .institutional-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-container {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }

  .hero-frame {
    padding: 32px 24px;
  }

  .hero-title {
    font-size: 1.85rem;
  }
}

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

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

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

  .main-navbar {
    padding: 12px 16px;
    flex-wrap: wrap;
  }

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

  .nav-container {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    display: none;
    padding-top: 12px;
  }

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

  .nav-links {
    flex-direction: column;
    width: 100%;
    gap: 4px;
  }

  .nav-item {
    width: 100%;
  }

  .nav-link {
    width: 100%;
    padding: 12px 14px;
    border-radius: 4px;
  }

  .dropdown-box {
    position: static;
    display: block;
    box-shadow: none;
    border: none;
    border-left: 2px solid var(--color-gold);
    border-radius: 0;
    padding: 4px 0 4px 16px;
    background: var(--color-strip-bg);
    margin: 4px 0;
  }

  .btn-cta-header {
    width: 100%;
    margin-top: 10px;
  }

  .hero-title {
    font-size: 1.5rem;
  }

  .hero-frame {
    padding: 24px 18px;
  }

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

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

  .page-header-banner {
    padding: 20px 16px;
  }

  .page-title {
    font-size: 1.5rem;
  }
}