/* ==========================================================================
   ACCA D'ANTRAIGUES - INSTITUTIONAL STYLESHEET (LOI 1901)
   Color Palette:
   - Primary: Royal Blue (#002366)
   - Accent: Deep Gold (#FFD700)
   - Accent Hover: Dark Gold (#D4AF37)
   - Utility Background: Light Grey (#F4F6F9)
   - Base Text: Slate Dark (#1F2937)
   - Canvas: Crisp White (#FFFFFF)
   - Border: Subtle Grey (#E5E7EB)
   ========================================================================== */

:root {
  --color-primary: #002366;
  --color-primary-dark: #001744;
  --color-primary-light: #0d388e;
  --color-accent: #FFD700;
  --color-accent-dark: #D4AF37;
  --color-bg-light: #F4F6F9;
  --color-canvas: #FFFFFF;
  --color-text: #1F2937;
  --color-text-muted: #4B5563;
  --color-border: #D1D5DB;
  --color-border-light: #E5E7EB;
  --color-success: #065F46;
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --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);
  --transition-default: all 0.2s ease-in-out;
}

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

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

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

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

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

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

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

.site-header {
  background-color: var(--color-canvas);
  border-bottom: 2px solid var(--color-border-light);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}

/* Row 1: Top Utility Strip */
.top-utility-strip {
  background: #F4F6F9;
  color: #333333;
  height: 42px;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  border-bottom: 1px solid var(--color-border-light);
}

.utility-rna {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
}

.utility-rna .badge {
  background-color: var(--color-primary);
  color: var(--color-canvas);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  letter-spacing: 0.5px;
}

.utility-right {
  display: flex;
  align-items: center;
  gap: 18px;
}

.utility-search {
  display: flex;
  align-items: center;
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 2px 8px;
}

.utility-search input {
  border: none;
  outline: none;
  font-size: 12px;
  padding: 3px 6px;
  color: #333333;
  width: 150px;
}

.utility-lang {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: #555555;
}

.utility-lang strong {
  color: var(--color-primary);
}

/* Row 2: Main Navigation Bar */
.main-nav-bar {
  max-width: 1240px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

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

.brand-emblem {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-accent);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  border: 2px solid var(--color-accent);
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}

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

.brand-title {
  font-size: 16px;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.2px;
  line-height: 1.2;
}

.brand-subtitle {
  font-size: 11.5px;
  color: var(--color-text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Navigation Menu & Dropdowns */
.nav-container {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-menu {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 6px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 10px 14px;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.3px;
  border-radius: 6px;
  transition: var(--transition-default);
  min-height: 44px;
  cursor: pointer;
}

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

.dropdown-arrow {
  font-size: 10px;
  opacity: 0.7;
}

/* Dropdown Menu styling */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 280px;
  background-color: var(--color-canvas);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
  list-style: none;
  padding: 8px 0;
  margin-top: 2px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.25s ease;
  z-index: 9999;
}

.nav-item:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item a {
  display: block;
  padding: 10px 18px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--color-text);
  border-left: 3px solid transparent;
  transition: var(--transition-default);
  min-height: 44px;
  line-height: 24px;
}

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

/* Header Action CTA Button */
.btn-header-contact {
  background-color: var(--color-primary);
  color: var(--color-canvas) !important;
  font-size: 13.5px;
  font-weight: 700;
  padding: 9px 20px;
  border-radius: 6px;
  border: 1px solid var(--color-primary-dark);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: var(--shadow-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  min-width: 100px;
  transition: var(--transition-default);
}

.btn-header-contact:hover {
  background-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
}

/* Mobile Nav Toggle */
.mobile-toggle-btn {
  display: none;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 20px;
  cursor: pointer;
  color: var(--color-primary);
  min-width: 44px;
  min-height: 44px;
}

/* ==========================================================================
   LAYOUT STRUCTURE & TWO-COLUMN GRIDS
   ========================================================================== */

.page-wrapper {
  max-width: 1240px;
  margin: 0 auto;
  padding: 30px 20px 60px 20px;
}

.two-col-grid {
  display: grid;
  grid-template-columns: 3fr 1.15fr;
  gap: 32px;
  align-items: start;
}

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

.sidebar-rail {
  min-width: 0;
  position: sticky;
  top: 100px;
}

/* ==========================================================================
   CARDS & SIDEBAR WIDGETS
   ========================================================================== */

.institutional-card {
  background-color: var(--color-canvas);
  border: 1px solid var(--color-border-light);
  border-radius: 10px;
  padding: 24px;
  margin-bottom: 26px;
  box-shadow: var(--shadow-sm);
}

.institutional-card.highlight {
  border-top: 4px solid var(--color-primary);
}

.institutional-card.accent-box {
  background-color: #FEF9E7;
  border: 1px solid #F7DC6F;
}

.sidebar-widget {
  background-color: var(--color-canvas);
  border: 1px solid var(--color-border-light);
  border-radius: 10px;
  padding: 22px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.widget-title {
  font-size: 16px;
  font-weight: 800;
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-border-light);
  padding-bottom: 10px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.key-metrics-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.metric-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--color-border-light);
}

.metric-label {
  font-size: 13px;
  color: var(--color-text-muted);
  font-weight: 500;
}

.metric-value {
  font-size: 15px;
  font-weight: 800;
  color: var(--color-primary);
}

/* Quick links in sidebar */
.quick-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.quick-links-list li a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--color-text);
  background: var(--color-bg-light);
  border-left: 3px solid var(--color-primary);
}

.quick-links-list li a:hover {
  background: #EAEFF7;
  color: var(--color-primary);
}

/* ==========================================================================
   HERO FRAMEWORK
   ========================================================================== */

.hero-framework {
  background-color: var(--color-canvas);
  border: 1px solid var(--color-border-light);
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 36px;
  box-shadow: var(--shadow-sm);
}

.hero-image-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  max-height: 480px;
  overflow: hidden;
  background-color: var(--color-primary-dark);
}

.hero-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-content {
  padding: 32px;
}

.hero-tag {
  display: inline-block;
  background-color: var(--color-primary);
  color: var(--color-canvas);
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.hero-title {
  font-size: 28px;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.25;
  margin-bottom: 14px;
}

.hero-summary-2sentences {
  font-size: 16.5px;
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.6;
  background-color: #F8FAFC;
  padding: 16px 20px;
  border-radius: 8px;
  border-left: 4px solid var(--color-accent-dark);
  margin-bottom: 22px;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

/* Standard Buttons */
.btn-action-primary {
  background-color: var(--color-primary);
  color: var(--color-canvas) !important;
  font-size: 14px;
  font-weight: 700;
  padding: 12px 24px;
  border-radius: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: var(--shadow-sm);
  min-height: 44px;
}

.btn-action-primary:hover {
  background-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
}

.btn-action-accent {
  background-color: var(--color-accent);
  color: var(--color-primary-dark) !important;
  font-weight: 800;
  font-size: 14px;
  padding: 12px 24px;
  border-radius: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  border: 1px solid var(--color-accent-dark);
}

.btn-action-accent:hover {
  background-color: #E5C100;
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary) !important;
  border: 2px solid var(--color-primary);
  font-weight: 700;
  font-size: 14px;
  padding: 10px 22px;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}

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

/* ==========================================================================
   PAGE BANNER & TYPOGRAPHY
   ========================================================================== */

.page-header-banner {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-canvas);
  padding: 38px 24px;
  border-radius: 12px;
  margin-bottom: 32px;
  box-shadow: var(--shadow-md);
  border-left: 6px solid var(--color-accent);
}

.page-header-badge {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.page-header-title {
  font-size: 30px;
  font-weight: 800;
  line-height: 1.25;
  color: #FFFFFF;
}

.page-header-desc {
  font-size: 16px;
  color: #E2E8F0;
  margin-top: 10px;
  max-width: 820px;
  line-height: 1.6;
}

/* Typography Elements */
h2.section-heading {
  font-size: 22px;
  font-weight: 800;
  color: var(--color-primary);
  margin-top: 26px;
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--color-border-light);
}

h2.section-heading::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 60px;
  height: 2px;
  background-color: var(--color-accent);
}

h3.sub-heading {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-top: 20px;
  margin-bottom: 10px;
}

p.body-lead {
  font-size: 16.5px;
  line-height: 1.7;
  color: var(--color-text);
  margin-bottom: 16px;
}

p {
  margin-bottom: 14px;
  color: var(--color-text);
}

.featured-quote {
  background-color: #F8FAFC;
  border-left: 4px solid var(--color-primary);
  padding: 16px 20px;
  border-radius: 0 8px 8px 0;
  margin: 20px 0;
  font-style: italic;
  color: #334155;
  font-size: 15px;
}

/* ==========================================================================
   TABLES & ACCORDIONS & LISTS
   ========================================================================== */

.data-table-container {
  overflow-x: auto;
  margin: 20px 0;
  border-radius: 8px;
  border: 1px solid var(--color-border);
}

.institutional-table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--color-canvas);
  font-size: 14px;
  text-align: left;
}

.institutional-table th {
  background-color: var(--color-primary);
  color: var(--color-canvas);
  font-weight: 700;
  padding: 12px 16px;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.5px;
}

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

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

.institutional-table tfoot td {
  font-weight: 800;
  background-color: #F1F5F9;
  border-top: 2px solid var(--color-border);
}

/* Status Badges */
.status-badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
}

.status-badge.live {
  background-color: #D1FAE5;
  color: #065F46;
  border: 1px solid #A7F3D0;
}

.status-badge.active {
  background-color: #DBEAFE;
  color: #1E40AF;
  border: 1px solid #BFDBFE;
}

.status-badge.scheduled {
  background-color: #FEF3C7;
  color: #92400E;
  border: 1px solid #FDE68A;
}

/* ==========================================================================
   IMAGE GALLERIES & EMBEDDED VISUALS
   ========================================================================== */

.content-image-box {
  border-radius: 10px;
  overflow: hidden;
  margin: 24px 0;
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-sm);
  background-color: var(--color-canvas);
}

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

.card-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin: 24px 0;
}

.program-card {
  background: var(--color-canvas);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

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

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

/* ==========================================================================
   FORMS & INPUTS
   ========================================================================== */

.institutional-form {
  background: var(--color-canvas);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 28px;
  margin: 24px 0;
}

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

.form-label {
  display: block;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 6px;
}

.form-label .required {
  color: #DC2626;
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  font-size: 14px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background-color: #FFFFFF;
  color: var(--color-text);
  min-height: 44px;
  font-family: inherit;
  transition: var(--transition-default);
}

.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;
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* ==========================================================================
   FOOTER SECTION
   ========================================================================== */

.site-footer {
  background-color: var(--color-primary-dark);
  color: #E2E8F0;
  padding-top: 50px;
  border-top: 4px solid var(--color-accent);
  font-size: 14px;
}

.footer-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px 40px 20px;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 36px;
}

.footer-col h4 {
  color: var(--color-accent);
  font-size: 15px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-col p {
  color: #CBD5E1;
  font-size: 13.5px;
  line-height: 1.6;
  margin-bottom: 10px;
}

.footer-nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-nav li a {
  color: #CBD5E1;
  font-size: 13.5px;
  display: inline-block;
  padding: 4px 0;
  transition: var(--transition-default);
  min-height: 32px;
  line-height: 24px;
}

.footer-nav li a:hover {
  color: var(--color-accent);
  padding-left: 6px;
}

.footer-legal-notice-box {
  background-color: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  padding: 14px;
  font-size: 12.5px;
  color: #94A3B8;
  line-height: 1.55;
  margin-bottom: 12px;
}

.footer-bottom-strip {
  background-color: #000F2E;
  padding: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-bottom-inner {
  max-width: 1240px;
  margin: 0 auto;
  font-size: 12.5px;
  color: #94A3B8;
  line-height: 1.6;
  text-align: center;
}

/* ==========================================================================
   MOBILE & RESPONSIVE BREAKPOINTS (992px and 768px)
   ========================================================================== */

@media (max-width: 992px) {
  .two-col-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .sidebar-rail {
    position: static;
  }

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

  .main-nav-bar {
    flex-wrap: wrap;
  }

  .nav-menu {
    gap: 2px;
  }

  .nav-link {
    padding: 8px 10px;
    font-size: 12.5px;
  }
}

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

  .utility-right {
    width: 100%;
    justify-content: center;
    gap: 12px;
  }

  .utility-search input {
    width: 120px;
  }

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

  .main-nav-bar {
    padding: 10px 16px;
  }

  .nav-container {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    display: none; /* Toggled with mobile menu */
    padding-top: 12px;
    border-top: 1px solid var(--color-border-light);
  }

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

  .nav-menu {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    gap: 4px;
  }

  .nav-item {
    width: 100%;
  }

  .nav-link {
    width: 100%;
    justify-content: space-between;
    background: #F8FAFC;
    border-radius: 6px;
    padding: 12px 14px;
  }

  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: 1px solid var(--color-border-light);
    background-color: #F8FAFC;
    margin: 4px 0 8px 12px;
    display: none;
  }

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

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

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

  .hero-title {
    font-size: 22px;
  }

  .page-header-title {
    font-size: 24px;
  }

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