/* 
Lithuanian Cemetery Finder - Main Stylesheet
Color palette inspired by logo1.png:
- Deep purple/violet: #4A3B6B
- Moonlight blue: #7B9DBF  
- Warm brown: #B87333
- Night purple: #2E1F3D
- Pale moon: #E8F4F8
*/

/* CSS Variables for Theme Colors */
:root {
  /* Primary Colors from Logo */
  --color-primary: #4A3B6B;        /* Deep purple */
  --color-secondary: #7B9DBF;      /* Moonlight blue */
  --color-accent: #B87333;         /* Warm brown */
  --color-dark: #2E1F3D;           /* Night purple */
  --color-light: #E8F4F8;          /* Pale moon */
  
  /* Extended Palette */
  --color-primary-light: #6B5B8B;
  --color-primary-dark: #3A2B5B;
  --color-secondary-light: #9BB3CF;
  --color-secondary-dark: #5B7D9F;
  
  /* Neutral Colors */
  --color-white: #FFFFFF;
  --color-gray-100: #F8F9FA;
  --color-gray-200: #E9ECEF;
  --color-gray-300: #DEE2E6;
  --color-gray-400: #CED4DA;
  --color-gray-500: #ADB5BD;
  --color-gray-600: #6C757D;
  --color-gray-700: #495057;
  --color-gray-800: #343A40;
  --color-gray-900: #212529;
  
  /* Typography */
  --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-family-heading: 'Playfair Display', Georgia, serif;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  
  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-base: 0.25s ease-in-out;
  --transition-slow: 0.35s ease-in-out;
}

/* Reset and Base Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-family-primary);
  line-height: 1.6;
  color: var(--color-gray-800);
  background-color: var(--color-white);
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--color-dark);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
  margin-bottom: var(--spacing-md);
}

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

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

/* Layout Components */
.content-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Header and Navigation */
.site-header {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.navbar {
  padding: var(--spacing-md) 0;
}

.navbar-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-brand .brand-link {
  display: flex;
  align-items: center;
  color: var(--color-white);
  font-weight: 600;
  font-size: 1.25rem;
  text-decoration: none;
}

.brand-logo {
  height: 40px;
  width: auto;
  margin-right: var(--spacing-sm);
  border-radius: var(--radius-sm);
}

.navbar-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
}

.navbar-toggle-icon {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--color-white);
  margin: 5px 0;
  transition: var(--transition-base);
}

.navbar-nav {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-item {
  margin-left: var(--spacing-lg);
}

.nav-link {
  color: var(--color-light);
  font-weight: 500;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-white);
  background-color: rgba(255, 255, 255, 0.1);
}

/* Hero Section */
.hero-section {
  background: linear-gradient(135deg, var(--color-light) 0%, var(--color-secondary-light) 100%);
  padding: var(--spacing-3xl) 0;
  min-height: 60vh;
  display: flex;
  align-items: center;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.hero-title {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  color: var(--color-dark);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--color-gray-700);
  margin-bottom: var(--spacing-xl);
}

.hero-actions {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.hero-logo {
  width: 100%;
  max-width: 400px;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-xl);
  font-weight: 600;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: all var(--transition-base);
  border: 2px solid transparent;
  cursor: pointer;
  font-size: 1rem;
}

.btn-icon {
  margin-right: var(--spacing-sm);
  font-size: 1.2em;
}

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

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background-color: var(--color-secondary);
  color: var(--color-white);
  border-color: var(--color-secondary);
}

.btn-secondary:hover {
  background-color: var(--color-secondary-dark);
  border-color: var(--color-secondary-dark);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* Feature Cards */
.features-section {
  padding: var(--spacing-3xl) 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-3xl);
}

.feature-card {
  background: var(--color-white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: transform var(--transition-base);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

.feature-card h3 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

.feature-link {
  color: var(--color-accent);
  font-weight: 600;
  margin-top: var(--spacing-md);
  display: inline-block;
}

/* About Section */
.about-section {
  background-color: var(--color-gray-100);
  padding: var(--spacing-3xl) 0;
  border-radius: var(--radius-lg);
}

.about-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary);
  font-family: var(--font-family-heading);
}

.stat-label {
  font-size: 1rem;
  color: var(--color-gray-600);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: var(--spacing-sm);
}

/* Page Header */
.page-header {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  padding: var(--spacing-2xl) 0;
  text-align: center;
}

.page-header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.page-title {
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.page-summary {
  font-size: 1.125rem;
  opacity: 0.9;
}

/* Page Content */
.page-content {
  padding: var(--spacing-2xl) 0;
  max-width: 800px;
  margin: 0 auto;
}

/* Map Specific Styles */
#map-container {
  margin: var(--spacing-xl) 0;
}

#map {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 2px solid var(--color-gray-200);
}

/* Leaflet-specific styles */
.leaflet-control-search {
  background: white;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-sm);
}

.leaflet-control-search input {
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-sm);
  padding: var(--spacing-sm);
  font-size: 14px;
}

.leaflet-control-search input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(74, 59, 107, 0.1);
}

.custom-cemetery-marker {
  background: transparent !important;
  border: none !important;
}

.custom-cluster-icon {
  background: transparent !important;
  border: none !important;
}

.leaflet-popup-content-wrapper {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}

.leaflet-popup-content {
  margin: 0;
  padding: var(--spacing-md);
}

.leaflet-popup-tip {
  background: white;
}

/* MarkerCluster customization */
.marker-cluster-small {
  background-color: rgba(74, 59, 107, 0.6);
}

.marker-cluster-small div {
  background-color: rgba(74, 59, 107, 0.6);
}

.marker-cluster-medium {
  background-color: rgba(46, 31, 61, 0.6);
}

.marker-cluster-medium div {
  background-color: rgba(46, 31, 61, 0.6);
}

.marker-cluster-large {
  background-color: rgba(32, 18, 50, 0.6);
}

.marker-cluster-large div {
  background-color: rgba(32, 18, 50, 0.6);
}

/* Cluster hover effects */
.marker-cluster:hover {
  transform: scale(1.1);
  transition: transform 0.2s ease;
}

/* Zoom level indicator */
.zoom-level-indicator {
  font-family: var(--font-family-primary);
  color: var(--color-gray-700);
  user-select: none;
}

#map-legend {
  background: var(--color-white);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  margin-top: var(--spacing-md);
}

.legend-item {
  display: flex;
  align-items: center;
  margin-bottom: var(--spacing-sm);
}

.legend-marker {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  margin-right: var(--spacing-sm);
}

.legend-marker.cemetery {
  background-color: #ea4335;
  border: 2px solid var(--color-white);
  box-shadow: var(--shadow-sm);
}

#map-info {
  background: var(--color-gray-100);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  margin-top: var(--spacing-xl);
}

/* List Specific Styles */
#search-container {
  margin: var(--spacing-xl) 0;
  position: relative;
}

#cemetery-search {
  width: 100%;
  padding: var(--spacing-md);
  font-size: 1.125rem;
  border: 2px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast);
}

#cemetery-search:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(74, 59, 107, 0.1);
}

#search-stats {
  margin-top: var(--spacing-sm);
  color: var(--color-gray-600);
  font-size: 0.875rem;
}

#city-filter,
#district-filter {
  margin-bottom: var(--spacing-xl);
}

#city-select,
#district-select {
  padding: var(--spacing-sm) var(--spacing-md);
  border: 2px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  font-size: 1rem;
  margin-left: var(--spacing-sm);
}

/* District groups for cemetery listing */
.district-group {
  margin-bottom: var(--spacing-xl);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.district-name {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  padding: var(--spacing-md) var(--spacing-xl);
  margin: 0;
  font-size: 1.25rem;
  font-weight: 600;
}

.district-count {
  font-size: 0.9rem;
  opacity: 0.9;
  font-weight: 400;
}

/* Legacy support for city groups (if any remain) */
.city-group {
  margin-bottom: var(--spacing-xl);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.city-name {
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
  color: var(--color-white);
  padding: var(--spacing-md) var(--spacing-xl);
  margin: 0;
  font-size: 1.25rem;
}

.cemetery-list-items {
  list-style: none;
  padding: 0;
  margin: 0;
}

.cemetery-item {
  border-bottom: 1px solid var(--color-gray-200);
}

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

.cemetery-item a {
  display: block;
  padding: var(--spacing-md) var(--spacing-xl);
  color: var(--color-gray-800);
  text-decoration: none;
  transition: background-color var(--transition-fast);
}

.cemetery-item a:hover {
  background-color: var(--color-light);
  color: var(--color-primary);
}

.cemetery-name {
  display: block;
  font-weight: 600;
  font-size: 1.1rem;
  margin-bottom: var(--spacing-xs);
  color: var(--color-gray-800);
}

.cemetery-district {
  display: block;
  font-size: 0.9rem;
  color: var(--color-gray-600);
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
}

.cemetery-address {
  display: block;
  font-size: 0.85rem;
  color: var(--color-gray-500);
  font-style: italic;
}

.external-link-icon {
  float: right;
  font-size: 1.2rem;
  color: var(--color-accent);
  margin-top: -1.5rem;
}

.loading {
  text-align: center;
  padding: var(--spacing-2xl);
  color: var(--color-gray-600);
  font-style: italic;
}

/* Footer */
.site-footer {
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-primary-dark) 100%);
  color: var(--color-light);
  padding: var(--spacing-2xl) 0 var(--spacing-md);
  margin-top: var(--spacing-3xl);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h4 {
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

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

.footer-links li {
  margin-bottom: var(--spacing-sm);
}

.footer-links a {
  color: var(--color-light);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-white);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: var(--spacing-md);
  text-align: center;
  color: var(--color-gray-400);
  font-size: 0.875rem;
}

.footer-tech {
  margin-top: var(--spacing-sm);
}

.footer-tech a {
  color: var(--color-secondary-light);
}

/* Responsive Design */
@media (max-width: 768px) {
  .navbar-toggle {
    display: block;
  }
  
  .navbar-menu {
    display: none;
  }
  
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.375rem; }
}

@media (max-width: 480px) {
  .content-container {
    padding: 0 var(--spacing-sm);
  }
  
  .hero-section {
    padding: var(--spacing-xl) 0;
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}