/* ==========================================================================
   Guidan - NonProfit Charity Theme Aesthetic
   BIBLIOTHEQUE COMMUNALE DE SAINT SORLIN EN VALLOIRE
   Compliant with French Association Loi 1901 & Public-Benefit Guidelines
   ========================================================================== */

:root {
  --color-primary: #1F2531;         /* Deep Charcoal-Navy */
  --color-accent: #F3BA2F;          /* Sunshine Gold */
  --color-accent-hover: #dca21e;
  --color-bg-canvas: #F8F9FA;       /* Soft Off-White */
  --color-card-bg: #FFFFFF;         /* Pure White */
  --color-text-main: #334155;       /* Slate Charcoal */
  --color-text-heading: #1F2531;    /* Deep Navy-Charcoal */
  --color-text-muted: #64748B;      /* Slate Gray */
  --color-border: #E2E8F0;          /* Soft Gray */
  --color-alert: #ED5236;           /* Red-Orange */
  --color-success: #10B981;         /* Emerald Green */
  --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-heading: "Merriweather", Georgia, "Times New Roman", serif;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 2px 8px rgba(31, 37, 49, 0.05);
  --shadow-md: 0 4px 18px rgba(31, 37, 49, 0.08);
  --shadow-lg: 0 10px 30px rgba(31, 37, 49, 0.12);
  --transition: all 0.25s 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-base);
  background-color: var(--color-bg-canvas);
  color: var(--color-text-main);
  line-height: 1.7;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}

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

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

a:hover {
  color: var(--color-accent);
}

/* ==========================================================================
   TOP UTILITY BAR
   ========================================================================== */
.utility-bar {
  background-color: var(--color-primary);
  color: #94A3B8;
  font-size: 0.8125rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.utility-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.utility-items {
  display: flex;
  gap: 24px;
  align-items: center;
  flex-wrap: wrap;
}

.utility-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #CBD5E1;
}

.utility-item svg {
  width: 14px;
  height: 14px;
  color: var(--color-accent);
}

.utility-badge {
  background: rgba(243, 186, 47, 0.18);
  color: var(--color-accent);
  padding: 2px 10px;
  border-radius: 9999px;
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.02em;
}

/* ==========================================================================
   MAIN NAVIGATION & HEADER
   ========================================================================== */
.site-header {
  background-color: #FFFFFF;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-icon {
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  flex-shrink: 0;
}

.brand-text h1 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.25;
  margin: 0;
  text-transform: uppercase;
  letter-spacing: -0.01em;
}

.brand-text p {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 2px;
  font-weight: 500;
}

/* Navigation Menu */
.nav-menu {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 4px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-primary);
  border-radius: var(--radius-sm);
  min-height: 44px;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-accent-hover);
  background-color: rgba(243, 186, 47, 0.08);
}

/* Dropdown */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: #FFFFFF;
  min-width: 250px;
  padding: 8px 0;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.2s ease;
  list-style: none;
  z-index: 100;
}

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

.dropdown-item a {
  display: block;
  padding: 10px 18px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-main);
  min-height: 44px;
  display: flex;
  align-items: center;
}

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

/* Header CTA Button */
.btn-nav-contact {
  background-color: var(--color-accent);
  color: var(--color-primary) !important;
  font-weight: 700;
  padding: 10px 22px;
  border-radius: 9999px;
  font-size: 0.875rem;
  min-height: 44px;
  min-width: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 3px 10px rgba(243, 186, 47, 0.3);
  transition: var(--transition);
}

.btn-nav-contact:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(243, 186, 47, 0.4);
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--color-primary);
  min-width: 44px;
  min-height: 44px;
}

/* ==========================================================================
   BUTTONS & BADGES
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  font-size: 0.9375rem;
  padding: 12px 26px;
  border-radius: 9999px;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  min-height: 44px;
  text-align: center;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-primary);
  box-shadow: 0 4px 14px rgba(243, 186, 47, 0.35);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(243, 186, 47, 0.45);
}

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

.btn-secondary:hover {
  background-color: #2D3748;
  color: #FFFFFF;
  transform: translateY(-2px);
}

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

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

.badge-tag {
  display: inline-block;
  background-color: rgba(243, 186, 47, 0.16);
  color: #92690B;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 12px;
  border-radius: 9999px;
  margin-bottom: 12px;
}

.badge-active {
  background-color: #DEF7EC;
  color: #03543F;
}

/* ==========================================================================
   HERO BANNER (Donit Split / High Contrast)
   ========================================================================== */
.hero-section {
  background: linear-gradient(135deg, #1F2531 0%, #2A3241 100%);
  color: #FFFFFF;
  padding: 64px 0 80px 0;
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: radial-gradient(circle at top right, rgba(243, 186, 47, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-content h1 {
  font-family: var(--font-heading);
  font-size: 2.75rem;
  line-height: 1.2;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 20px;
}

.hero-content h1 span {
  color: var(--color-accent);
}

.hero-lead-summary {
  font-size: 1.125rem;
  line-height: 1.7;
  color: #E2E8F0;
  margin-bottom: 28px;
  border-left: 4px solid var(--color-accent);
  padding-left: 18px;
  background: rgba(255, 255, 255, 0.04);
  padding-top: 10px;
  padding-bottom: 10px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

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

.hero-image-wrapper {
  position: relative;
}

.hero-image-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
  border: 3px solid rgba(255, 255, 255, 0.15);
}

.hero-image-frame img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.hero-badge-float {
  position: absolute;
  bottom: -20px;
  left: 20px;
  background: #FFFFFF;
  color: var(--color-primary);
  padding: 14px 20px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  border: 1px solid var(--color-border);
}

.hero-badge-float strong {
  display: block;
  font-size: 1.25rem;
  color: var(--color-primary);
  line-height: 1.1;
}

.hero-badge-float span {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* ==========================================================================
   PAGE HERO FOR SUB-PAGES
   ========================================================================== */
.subpage-hero {
  background: linear-gradient(135deg, #1F2531 0%, #2A3241 100%);
  color: #FFFFFF;
  padding: 56px 0;
  position: relative;
}

.subpage-hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.breadcrumbs {
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: 0.8125rem;
  color: #94A3B8;
  margin-bottom: 12px;
}

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

.subpage-hero h1 {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1.25;
  margin-bottom: 12px;
}

.subpage-hero p.lead {
  font-size: 1.0625rem;
  color: #CBD5E1;
  max-width: 800px;
}

/* ==========================================================================
   MANDATORY "OUR MISSION" CALLOUT BLOCK (DONIT / GUIDAN STYLE)
   ========================================================================== */
.mission-callout-block {
  background: #FFFFFF;
  border: 2px solid var(--color-accent);
  border-left-width: 8px;
  border-radius: var(--radius-md);
  padding: 32px 36px;
  margin: 40px 0;
  box-shadow: 0 8px 24px rgba(243, 186, 47, 0.12);
  position: relative;
}

.mission-callout-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.mission-callout-header svg {
  width: 28px;
  height: 28px;
  color: var(--color-accent);
}

.mission-callout-header h2 {
  font-family: var(--font-heading);
  font-size: 1.625rem;
  color: var(--color-primary);
  margin: 0;
}

.mission-callout-block p {
  font-size: 1.0625rem;
  line-height: 1.85;
  color: #1E293B;
  font-weight: 500;
}

.mission-compliance-badge {
  display: inline-block;
  margin-top: 14px;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  background: var(--color-bg-canvas);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

/* ==========================================================================
   CONTENT LAYOUT & SECTIONS
   ========================================================================== */
.section {
  padding: 60px 0;
}

.section-alt {
  background-color: #FFFFFF;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section-header {
  text-align: center;
  max-width: 820px;
  margin: 0 auto 48px auto;
}

.section-header h2 {
  font-family: var(--font-heading);
  font-size: 2.125rem;
  color: var(--color-primary);
  margin-bottom: 14px;
  line-height: 1.3;
}

.section-header p {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
}

.prose {
  font-size: 1.03125rem;
  line-height: 1.85;
  color: var(--color-text-main);
}

.prose h2 {
  font-family: var(--font-heading);
  font-size: 1.875rem;
  color: var(--color-primary);
  margin: 36px 0 16px 0;
  line-height: 1.3;
}

.prose h3 {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  color: var(--color-primary);
  margin: 28px 0 12px 0;
  line-height: 1.35;
}

.prose p {
  margin-bottom: 20px;
}

.prose ul, .prose ol {
  margin: 16px 0 24px 24px;
}

.prose li {
  margin-bottom: 10px;
  padding-left: 6px;
}

.prose blockquote {
  border-left: 4px solid var(--color-accent);
  padding: 16px 24px;
  background: var(--color-bg-canvas);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 28px 0;
  font-style: italic;
  color: #1E293B;
}

/* ==========================================================================
   CARDS & GRIDS
   ========================================================================== */
.card-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.card-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.card-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

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

.action-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: rgba(243, 186, 47, 0.4);
}

.action-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.action-card-body h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  color: var(--color-primary);
  margin-bottom: 12px;
  line-height: 1.35;
}

.action-card-body p {
  font-size: 0.9375rem;
  color: var(--color-text-main);
  line-height: 1.7;
  margin-bottom: 20px;
  flex-grow: 1;
}

.action-card-footer {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--color-border);
}

/* ==========================================================================
   INLINE IMAGES & CAPTIONS (STRICT DONIT SPECIFICATION)
   ========================================================================== */
.framed-photo {
  width: 100%;
  height: auto;
  border-radius: 12px;
  border: 1px solid #E5E7EB;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  margin: 20px 0 8px 0;
  object-fit: cover;
}

.framed-caption {
  font-size: 0.875rem;
  color: #64748B;
  margin-bottom: 20px;
  font-style: italic;
  line-height: 1.5;
  display: block;
}

/* ==========================================================================
   METRIC STATS COUNTER BOXES
   ========================================================================== */
.stat-box {
  background: #FFFFFF;
  border-radius: var(--radius-md);
  padding: 28px 24px;
  text-align: center;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.stat-box:hover {
  border-color: var(--color-accent);
  transform: translateY(-3px);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.1;
  margin-bottom: 8px;
}

.stat-number span {
  color: var(--color-accent);
}

.stat-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.stat-desc {
  font-size: 0.8125rem;
  color: var(--color-text-main);
  margin-top: 8px;
}

/* ==========================================================================
   TABULAR & FINANCIAL LEDGERS
   ========================================================================== */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  margin: 24px 0;
  background: #FFFFFF;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9375rem;
}

.data-table th {
  background-color: var(--color-primary);
  color: #FFFFFF;
  padding: 14px 18px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.data-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-main);
}

.data-table tr:last-child td {
  border-bottom: none;
}

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

/* ==========================================================================
   FORMS & INPUTS (AJAX WORKING SYSTEM)
   ========================================================================== */
.form-card {
  background: #FFFFFF;
  border-radius: var(--radius-md);
  padding: 36px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  min-height: 44px;
  padding: 10px 16px;
  font-size: 0.9375rem;
  font-family: inherit;
  color: var(--color-text-main);
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(243, 186, 47, 0.25);
}

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

.form-help {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 4px;
}

/* ==========================================================================
   POPUP MODAL (AJAX THANK YOU NOTICE)
   ========================================================================== */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(31, 37, 49, 0.75);
  backdrop-filter: blur(4px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
}

.modal-container {
  background: #FFFFFF;
  max-width: 500px;
  width: 100%;
  border-radius: var(--radius-lg);
  padding: 36px;
  text-align: center;
  box-shadow: var(--shadow-lg);
  animation: modalFadeIn 0.3s ease;
  position: relative;
}

@keyframes modalFadeIn {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modal-icon-wrap {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.12);
  color: var(--color-success);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px auto;
}

.modal-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.modal-desc {
  font-size: 0.9375rem;
  color: var(--color-text-main);
  line-height: 1.65;
  margin-bottom: 24px;
}

.modal-close-btn {
  background-color: var(--color-primary);
  color: #FFFFFF;
  padding: 10px 28px;
  border-radius: 9999px;
  border: none;
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  min-height: 44px;
  transition: var(--transition);
}

.modal-close-btn:hover {
  background-color: #2D3748;
}

/* ==========================================================================
   FOOTER (STRICT COMPLIANCE PROTOCOL)
   ========================================================================== */
.site-footer {
  background-color: var(--color-primary);
  color: #94A3B8;
  padding: 60px 0 30px 0;
  border-top: 4px solid var(--color-accent);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 48px;
}

.footer-col h3 {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  color: #FFFFFF;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 8px;
}

.footer-col h3::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 32px;
  height: 2px;
  background-color: var(--color-accent);
}

.footer-col p {
  font-size: 0.875rem;
  line-height: 1.7;
  color: #94A3B8;
  margin-bottom: 12px;
}

.footer-links {
  list-style: none;
}

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

.footer-links a {
  color: #CBD5E1;
  font-size: 0.875rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 32px;
}

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

/* Mandatory Un-truncated Disclosure Text Block */
.footer-disclosure-block {
  background: rgba(255, 255, 255, 0.05);
  border-left: 4px solid var(--color-accent);
  padding: 20px 24px;
  border-radius: var(--radius-sm);
  margin-bottom: 32px;
  font-size: 0.875rem;
  line-height: 1.7;
  color: #CBD5E1;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  text-align: center;
  font-size: 0.8125rem;
  color: #94A3B8;
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES
   ========================================================================== */
@media (max-width: 992px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .card-grid-3, .card-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 768px) {
  .utility-bar {
    display: none;
  }

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

  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: #FFFFFF;
    flex-direction: column;
    padding: 16px 20px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    border-top: 1px solid var(--color-border);
    max-height: 80vh;
    overflow-y: auto;
    align-items: stretch;
  }

  .nav-menu.show {
    display: flex;
  }

  .nav-link {
    width: 100%;
    padding: 12px 14px;
    border-bottom: 1px solid #F1F5F9;
  }

  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    padding-left: 16px;
    background: #F8FAFC;
    border-radius: var(--radius-sm);
    margin: 4px 0 8px 0;
  }

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

  .hero-content h1 {
    font-size: 2.1rem;
  }

  .hero-image-frame img {
    height: 280px;
  }

  .card-grid-3, .card-grid-2, .card-grid-4 {
    grid-template-columns: 1fr;
  }

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

  .mission-callout-block {
    padding: 24px 20px;
  }
}