/* ==========================================================================
   PORTAIL INSTITUTIONNEL - ASSO TENNIS CLUB D'AIL MARQUET (LOI 1901)
   Feuille de styles officielle conforme aux normes d'accessibilité et utilité publique
   Couleurs statutaires : Bleu Royal (#002366) | Or Foncier (#FFD700) | Fond (#FFFFFF)
   ========================================================================== */

:root {
  --color-primary: #002366;
  --color-primary-dark: #001744;
  --color-primary-light: #0d388e;
  --color-accent: #FFD700;
  --color-accent-hover: #e6c200;
  --color-accent-text: #1a1a1a;
  --color-text: #2d3748;
  --color-text-muted: #4a5568;
  --color-bg: #ffffff;
  --color-bg-light: #f7fafc;
  --color-bg-alt: #edf2f7;
  --color-border: #e2e8f0;
  --color-border-dark: #cbd5e0;
  --color-footer-bg: #1A202C;
  --color-footer-text: #E2E8F0;
  --color-footer-muted: #A0AEC0;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --container-width: 1200px;
  --transition: all 0.25s ease;
  --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);
}

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

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

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

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

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

/* --------------------------------------------------------------------------
   HEADER & NAVIGATION
   -------------------------------------------------------------------------- */
.site-header {
  position: relative;
  z-index: 1000;
  background: var(--color-bg);
  box-shadow: var(--shadow-sm);
  border-bottom: 3px solid var(--color-accent);
}

/* Row 1: Top Utility Strip */
.top-utility-strip {
  background-color: #F4F6F9;
  color: #333333;
  font-size: 13px;
  border-bottom: 1px solid var(--color-border);
}

.top-utility-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
}

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

.rna-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--color-primary);
}

.rna-tag {
  background: var(--color-primary);
  color: #ffffff;
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 11px;
  letter-spacing: 0.5px;
}

.utility-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.header-search {
  display: flex;
  align-items: center;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 3px 8px;
}

.header-search input {
  border: none;
  background: transparent;
  font-size: 12px;
  outline: none;
  width: 130px;
  color: #333333;
}

.header-search button {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-muted);
  font-size: 12px;
}

.lang-selector {
  font-weight: 600;
  font-size: 12px;
  color: var(--color-primary);
  background: #ffffff;
  border: 1px solid var(--color-border);
  padding: 3px 8px;
  border-radius: 4px;
}

/* Row 2: Main Navigation Bar */
.main-nav-bar {
  background-color: var(--color-primary);
  color: #ffffff;
}

.main-nav-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 70px;
}

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

.brand-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.brand-subtitle {
  font-size: 0.72rem;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
}

.mobile-toggle-btn {
  display: none;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.3);
  color: #ffffff;
  padding: 8px 12px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  min-height: 44px;
  min-width: 44px;
}

.nav-menu-container {
  display: flex;
  align-items: center;
  gap: 20px;
}

.main-nav-list {
  display: flex;
  list-style: none;
  gap: 5px;
  align-items: center;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 4px;
  color: #ffffff;
  font-weight: 600;
  font-size: 0.9rem;
  padding: 12px 14px;
  min-height: 44px;
  border-radius: 4px;
  transition: var(--transition);
  text-decoration: none;
}

.nav-link:hover, .nav-item:hover .nav-link {
  background-color: rgba(255, 255, 255, 0.12);
  color: var(--color-accent);
  text-decoration: none;
}

.nav-btn-contact {
  background-color: var(--color-accent);
  color: var(--color-accent-text);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 10px 18px;
  border-radius: 4px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 4px rgba(0,0,0,0.15);
  text-decoration: none;
  white-space: nowrap;
}

.nav-btn-contact:hover {
  background-color: var(--color-accent-hover);
  color: #000000;
  text-decoration: none;
  transform: translateY(-1px);
}

/* Mega Menu Dropdowns */
.mega-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  width: 320px;
  background: #ffffff;
  color: var(--color-text);
  box-shadow: var(--shadow-lg);
  border-top: 3px solid var(--color-accent);
  border-radius: 0 0 6px 6px;
  padding: 12px 0;
  display: none;
  z-index: 1100;
}

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

.dropdown-link {
  display: flex;
  flex-direction: column;
  padding: 10px 18px;
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.88rem;
  transition: var(--transition);
  border-left: 3px solid transparent;
  min-height: 44px;
  justify-content: center;
}

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

.dropdown-link:hover {
  background: #F4F6F9;
  border-left-color: var(--color-accent);
  color: var(--color-primary-dark);
  text-decoration: none;
  padding-left: 22px;
}

/* --------------------------------------------------------------------------
   CONTAINER & LAYOUT BLUEPRINTS
   -------------------------------------------------------------------------- */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

.institutional-grid {
  display: grid;
  grid-template-columns: 3fr 1fr;
  gap: 36px;
  margin: 36px auto 60px;
}

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

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

/* --------------------------------------------------------------------------
   PAGE HERO & HEADLINES
   -------------------------------------------------------------------------- */
.page-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #ffffff;
  padding: 44px 20px;
  border-bottom: 4px solid var(--color-accent);
  margin-bottom: 30px;
}

.page-hero-inner {
  max-width: var(--container-width);
  margin: 0 auto;
}

.page-hero h1 {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 12px;
  line-height: 1.25;
  color: #ffffff;
}

.page-hero .hero-subtitle {
  font-size: 1.1rem;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: 14px;
}

.nonprofit-mission-statement {
  background: rgba(255, 255, 255, 0.08);
  border-left: 4px solid var(--color-accent);
  padding: 14px 18px;
  font-size: 0.95rem;
  line-height: 1.6;
  border-radius: 0 4px 4px 0;
  margin-top: 15px;
}

.hero-image-wrapper {
  margin: 24px 0 32px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
}

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

/* --------------------------------------------------------------------------
   REINVESTMENT & REGULATORY NOTICE BARS
   -------------------------------------------------------------------------- */
.compliance-banner {
  background-color: #ebf8ff;
  border: 1px solid #bee3f8;
  border-left: 5px solid var(--color-primary);
  padding: 16px 20px;
  border-radius: 4px;
  margin-bottom: 28px;
  font-size: 0.92rem;
  color: #2b6cb0;
}

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

.reinvestment-box {
  background-color: #fffaf0;
  border: 1px solid #feebc8;
  border-left: 5px solid #dd6b20;
  padding: 14px 18px;
  border-radius: 4px;
  margin: 24px 0;
  font-size: 0.92rem;
  color: #7b341e;
  font-style: italic;
}

/* --------------------------------------------------------------------------
   SIDE-RAIL MODULES & CHIFFRES CLÉS
   -------------------------------------------------------------------------- */
.sidebar-widget {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 22px;
  margin-bottom: 26px;
  box-shadow: var(--shadow-sm);
}

.widget-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: 8px;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-item {
  display: flex;
  flex-direction: column;
  padding: 10px 0;
  border-bottom: 1px dashed var(--color-border);
}

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

.stat-number {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.1;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  font-weight: 600;
  margin-top: 2px;
}

.quick-fact-list {
  list-style: none;
  font-size: 0.88rem;
}

.quick-fact-list li {
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
}

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

.fact-title {
  font-weight: 700;
  color: var(--color-primary);
  font-size: 0.82rem;
}

.fact-val {
  color: var(--color-text);
}

/* --------------------------------------------------------------------------
   CONTENT CARDS & GRIDS
   -------------------------------------------------------------------------- */
.content-section {
  margin-bottom: 40px;
}

.section-heading {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 8px;
}

.section-heading::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 3px;
  background-color: var(--color-accent);
}

.card-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  margin: 22px 0;
}

.card-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin: 22px 0;
}

.content-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.content-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-dark);
}

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

.card-body {
  padding: 18px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-badge {
  display: inline-block;
  align-self: flex-start;
  background: var(--color-bg-alt);
  color: var(--color-primary);
  font-weight: 700;
  font-size: 0.72rem;
  padding: 3px 8px;
  border-radius: 4px;
  text-transform: uppercase;
  margin-bottom: 10px;
  border: 1px solid var(--color-border);
}

.card-badge.status-live {
  background: #c6f6d5;
  color: #22543d;
  border-color: #9ae6b4;
}

.card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.card-text {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.55;
  margin-bottom: 14px;
  flex-grow: 1;
}

/* --------------------------------------------------------------------------
   TABLES & FINANCIAL LEDGERS
   -------------------------------------------------------------------------- */
.data-table-wrapper {
  overflow-x: auto;
  margin: 20px 0;
  border: 1px solid var(--color-border);
  border-radius: 6px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  text-align: left;
}

.data-table th {
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 12px 16px;
  font-weight: 700;
}

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

.data-table tr:nth-child(even) td {
  background-color: #f8fafc;
}

.data-table tr:hover td {
  background-color: #edf2f7;
}

.data-table tfoot td {
  font-weight: 700;
  background-color: #e2e8f0;
  border-top: 2px solid var(--color-primary);
}

/* --------------------------------------------------------------------------
   BUTTONS & CALLS TO ACTION (STRICTLY NON-COMMERCIAL)
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: 4px;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
  min-height: 44px;
  min-width: 44px;
  white-space: nowrap;
}

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

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

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

.btn-accent:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: #000000;
  text-decoration: none;
}

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

.btn-outline:hover {
  background-color: var(--color-primary);
  color: #ffffff;
  text-decoration: none;
}

/* --------------------------------------------------------------------------
   FORMS & INPUT FIELDS
   -------------------------------------------------------------------------- */
.institutional-form {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 24px;
  box-shadow: var(--shadow-sm);
  margin-top: 20px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 12px;
  font-size: 0.95rem;
  border: 1px solid var(--color-border-dark);
  border-radius: 4px;
  outline: none;
  font-family: inherit;
  transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 35, 102, 0.15);
}

.form-hint {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-top: 4px;
}

/* --------------------------------------------------------------------------
   FOOTER SYSTEM
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding: 50px 20px 20px;
  font-size: 0.9rem;
  border-top: 4px solid var(--color-accent);
}

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

.footer-columns {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}

.footer-col h3 {
  color: #ffffff;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 16px;
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: 6px;
  display: inline-block;
}

.footer-col p {
  color: var(--color-footer-muted);
  font-size: 0.88rem;
  line-height: 1.6;
  margin-bottom: 12px;
}

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

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

.footer-col ul li a {
  color: var(--color-footer-text);
  font-size: 0.88rem;
  display: inline-block;
  min-height: 30px;
  line-height: 30px;
}

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

.footer-bottom-legal {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 24px;
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--color-footer-muted);
  text-align: justify;
}

.footer-bottom-legal strong {
  color: #ffffff;
}

/* --------------------------------------------------------------------------
   RESPONSIVE MEDIA QUERIES (992px & 768px PROTOCOL)
   -------------------------------------------------------------------------- */
@media (max-width: 992px) {
  .institutional-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

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

  .footer-columns {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
  }

  .main-nav-inner {
    flex-wrap: wrap;
    padding: 12px 20px;
  }

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

  .nav-menu-container {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    padding-top: 15px;
  }

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

  .main-nav-list {
    flex-direction: column;
    width: 100%;
    gap: 0;
  }

  .nav-item {
    width: 100%;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .nav-link {
    width: 100%;
    padding: 12px 10px;
  }

  .mega-dropdown {
    position: static;
    width: 100%;
    box-shadow: none;
    background: rgba(0, 0, 0, 0.2);
    border-top: none;
    border-left: 3px solid var(--color-accent);
    padding: 4px 0;
  }

  .dropdown-link {
    color: #ffffff;
    padding: 8px 16px;
  }

  .dropdown-link span.desc {
    color: #cbd5e0;
  }

  .dropdown-link:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-accent);
  }

  .nav-btn-contact {
    margin-top: 12px;
    width: 100%;
    text-align: center;
  }
}

@media (max-width: 768px) {
  .top-utility-inner {
    height: auto;
    padding: 8px 15px;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

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

  .header-search input {
    width: 100px;
  }

  .page-hero h1 {
    font-size: 1.65rem;
  }

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

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