/* ===================================
   Ottoman Garrison Analysis Website Styles
   Adapted from personal academic website structure
   =================================== */

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&family=Playfair+Display:wght@600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

/* CSS Variables for Color Scheme - Data Visualization Friendly */
:root {
  --primary-color: #1e3c72;
  --accent-color: #2a5298;
  --secondary-color: #1f77b4;
  --success-color: #28a745;
  --warning-color: #f39c12;
  --info-color: #17a2b8;
  --background-color: #fafaf9;
  --text-primary: #334155;
  --text-secondary: #64748b;
  --white: #ffffff;
  --border-color: #e2e8f0;
  --hover-bg: #f1f5f9;
  --card-shadow: rgba(0, 0, 0, 0.1);
  --gradient-start: #1e3c72;
  --gradient-mid: #2a5298;
  --gradient-end: #1f77b4;
  
  /* Font families */
  --font-primary: 'Poppins', sans-serif;
  --font-heading: 'Playfair Display', serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  
  /* Border radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
}

/* ===================================
   Base Styles
   =================================== */

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

html {
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  color: var(--text-primary);
  background: var(--background-color);
  min-height: 100vh;
  line-height: 1.7;
  overflow-x: hidden;
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-mid) 50%, var(--gradient-end) 100%);
  z-index: -1;
  opacity: 0.05;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--primary-color);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--spacing-sm);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.125rem; }

p {
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

a {
  color: var(--accent-color);
  text-decoration: none;
  transition: all 0.3s ease;
}

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

code, pre {
  font-family: var(--font-mono);
  background-color: var(--hover-bg);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}

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

/* ===================================
   Navigation
   =================================== */

nav {
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 2px solid var(--border-color);
  backdrop-filter: blur(10px);
}

.nav-container {
  max-width: 1600px;
  margin: 0 auto;
  padding: var(--spacing-sm) var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-brand {
  font-family: 'Bitcount Grid Single', var(--font-heading);
  font-size: 1.75rem;
  font-weight: 400;
  color: var(--primary-color);
  text-decoration: none;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-brand:hover {
  color: var(--accent-color);
  text-decoration: none;
}

.nav-logo {
  height: 40px;
  width: auto;
  display: block;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
  align-items: center;
}

.nav-menu li {
  display: flex;
  align-items: center;
  position: relative;
}

.nav-menu li a {
  color: var(--text-primary);
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: all 0.3s ease;
  text-decoration: none;
  line-height: 1.5;
}

.nav-menu li a:hover,
.nav-menu li a.active {
  background-color: var(--accent-color);
  color: var(--white);
  text-decoration: none;
}

/* Dropdown Menu */
.dropdown {
  position: relative;
}

.dropdown-toggle {
  color: var(--text-primary);
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: all 0.3s ease;
  text-decoration: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  line-height: 1.5;
}

.dropdown-toggle:hover {
  background-color: var(--accent-color);
  color: var(--white);
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  background-color: var(--white);
  min-width: 220px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  border-radius: var(--radius-md);
  padding: var(--spacing-xs);
  margin-top: 0.25rem;
  z-index: 1000;
}

.dropdown:hover .dropdown-menu,
.dropdown-menu:hover {
  display: block;
}

.dropdown:hover .dropdown-toggle {
  background-color: var(--accent-color);
  color: var(--white);
}

.dropdown-menu a {
  display: block;
  padding: var(--spacing-sm);
  color: var(--text-primary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: all 0.3s ease;
}

.dropdown-menu a:hover {
  background-color: var(--accent-color);
  color: var(--white);
}

/* Language Selector */
.language-selector {
  position: relative;
}

.language-dropdown {
  position: relative;
}

.language-toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: var(--spacing-xs) var(--spacing-sm);
  background: none;
  border: none;
  color: var(--text-primary);
  font-weight: 500;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all 0.3s ease;
  font-size: 0.95rem;
}

.language-toggle:hover {
  background-color: var(--hover-bg);
  color: var(--primary-color);
}

.language-toggle i.fa-chevron-down {
  font-size: 0.75rem;
  transition: transform 0.3s ease;
}

.language-dropdown.active .language-toggle i.fa-chevron-down {
  transform: rotate(180deg);
}

.language-menu {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  background-color: var(--white);
  min-width: 150px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  border-radius: var(--radius-md);
  padding: var(--spacing-xs);
  margin-top: 0.25rem;
  z-index: 1000;
}

.language-dropdown.active .language-menu {
  display: block;
}

.lang-option {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: var(--spacing-sm);
  color: var(--text-primary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: all 0.3s ease;
}

.lang-option:hover {
  background-color: var(--accent-color);
  color: var(--white);
}

.lang-option.active {
  background-color: var(--primary-color);
  color: var(--white);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--primary-color);
  cursor: pointer;
}

/* ===================================
   Container & Layout
   =================================== */

.container {
  max-width: 1600px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-lg);
  position: relative;
  z-index: 1;
}

.section {
  padding: var(--spacing-xl) 0;
}

.section-title {
  font-size: 2.5rem;
  color: var(--white);
  margin-bottom: var(--spacing-lg);
  position: relative;
  padding-bottom: var(--spacing-sm);
  text-align: center;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.section-title-viz {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: var(--white);
  padding: 20px 30px;
  border-radius: 15px;
  margin: 40px 0 30px 0;
  text-align: center;
  font-size: 1.8em;
  font-weight: bold;
  box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
}

/* ===================================
   Modern Hero Section
   =================================== */

.hero-modern {
  background: url('../images/background.png') center center / cover no-repeat;
  color: var(--white);
  padding: var(--spacing-xl) 0;
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.hero-modern::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(30, 60, 114, 0.45);
  z-index: 0;
}

.hero-image-credit {
  position: absolute;
  bottom: 0;
  right: 0;
  z-index: 2;
  padding: 0.4rem 1rem;
  background: rgba(0, 0, 0, 0.55);
  border-top-left-radius: var(--radius-sm);
}

.hero-image-credit a {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.75rem;
  text-decoration: none;
  transition: color 0.3s ease;
}

.hero-image-credit a:hover {
  color: var(--white);
  text-decoration: underline;
}

.hero-content-modern {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
  padding: var(--spacing-lg);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  border: 1px solid rgba(255, 255, 255, 0.3);
  transition: all 0.3s ease;
}

.hero-badge:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.hero-badge i {
  font-size: 1rem;
}

.hero-title-modern {
  font-size: 4rem;
  font-weight: 800;
  margin-bottom: var(--spacing-md);
  color: var(--white);
  text-shadow: 2px 4px 8px rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  line-height: 1.2;
}

.hero-title-modern i {
  font-size: 3.5rem;
  opacity: 0.9;
}

.hero-subtitle-modern {
  font-size: 1.75rem;
  font-weight: 400;
  margin-bottom: var(--spacing-md);
  color: rgba(255, 255, 255, 0.95);
  opacity: 0.95;
}

.hero-description-modern {
  font-size: 1.125rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--spacing-xl);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero-features {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
  margin-top: var(--spacing-xl);
}

.hero-feature-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 500;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all 0.3s ease;
}

.hero-feature-item:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.hero-feature-item i {
  font-size: 1.1rem;
}

/* ===================================
   Modern Stats Section
   =================================== */

.stats-section-modern {
  background: rgba(255, 255, 255, 0.98);
  padding: var(--spacing-xl) 0;
  position: relative;
  z-index: 2;
  backdrop-filter: blur(10px);
}

.stats-header-modern {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.stats-title-modern {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.stats-title-modern i {
  font-size: 2rem;
  color: var(--accent-color);
}

.stats-subtitle-modern {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 0;
}

.stats-grid-modern {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.stat-card-modern {
  background: var(--white);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
  transition: all 0.3s ease;
  border: 2px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.stat-card-modern::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--secondary-color), var(--accent-color));
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.stat-card-modern:hover::before {
  transform: scaleX(1);
}

.stat-card-modern:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.12);
  border-color: var(--accent-color);
}

.stat-card-modern.highlight-primary {
  background: linear-gradient(135deg, rgba(40, 167, 69, 0.1), rgba(32, 201, 151, 0.1));
  border-color: var(--success-color);
}

.stat-card-modern.highlight-primary::before {
  background: linear-gradient(90deg, var(--success-color), #20c997);
  transform: scaleX(1);
}

.stat-card-modern.highlight-secondary {
  background: linear-gradient(135deg, rgba(31, 119, 180, 0.1), rgba(42, 82, 152, 0.1));
  border-color: var(--secondary-color);
}

.stat-card-modern.highlight-secondary::before {
  background: linear-gradient(90deg, var(--secondary-color), var(--accent-color));
  transform: scaleX(1);
}

.stat-icon-modern {
  font-size: 2.5rem;
  color: var(--accent-color);
  margin-bottom: var(--spacing-sm);
  display: flex;
  justify-content: center;
  transition: transform 0.3s ease;
}

.stat-card-modern:hover .stat-icon-modern {
  transform: scale(1.1) rotate(5deg);
}

.stat-card-modern.highlight-primary .stat-icon-modern {
  color: var(--success-color);
}

.stat-card-modern.highlight-secondary .stat-icon-modern {
  color: var(--secondary-color);
}

.stat-number-modern {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
  line-height: 1.2;
}

.stat-card-modern.highlight-primary .stat-number-modern {
  color: var(--success-color);
}

.stat-card-modern.highlight-secondary .stat-number-modern {
  color: var(--secondary-color);
}

.stat-label-modern {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.stat-meta-modern {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-style: italic;
  margin-top: var(--spacing-xs);
}

/* ===================================
   Modern Section Styles
   =================================== */

.section-modern {
  padding: var(--spacing-xl) 0;
  background: rgba(255, 255, 255, 0.98);
  position: relative;
  z-index: 1;
  margin-bottom: var(--spacing-sm);
}

.section-modern:nth-child(odd) {
  background: rgba(255, 255, 255, 0.98);
}

.section-modern:nth-child(even) {
  background: rgba(250, 250, 249, 0.98);
}

.section-modern:first-of-type {
  padding-top: var(--spacing-xl);
  margin-top: 0;
}

.section-header-modern {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.section-title-modern {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  line-height: 1.3;
}

.section-title-modern i {
  font-size: 2rem;
  color: var(--accent-color);
}

.section-subtitle-modern {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 0;
  line-height: 1.6;
}

/* Main Navigation Buttons */
.main-nav-buttons {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin: 3rem 0;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.main-nav-button {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem 2rem;
  color: white;
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  min-height: 200px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  cursor: pointer;
  border: none;
  font-family: inherit;
}

.main-nav-button.active {
  transform: scale(1.05);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
  border: 3px solid rgba(255, 255, 255, 0.8);
}

.main-nav-button:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
  text-decoration: none;
  color: white;
  border-color: rgba(255, 255, 255, 0.6);
}

.main-nav-button-database {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.main-nav-button-visualizations {
  background: linear-gradient(135deg, var(--success-color), #20c997);
}

.main-nav-button-maps {
  background: linear-gradient(135deg, var(--accent-color), #3498db);
}

.main-nav-button i {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.main-nav-button h3 {
  margin: 0;
  font-size: 1.75rem;
  font-weight: 700;
}

.tab-content {
  animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 768px) {
  .main-nav-buttons {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .main-nav-button {
    min-height: 150px;
    padding: 2rem 1.5rem;
  }
  
  .main-nav-button i {
    font-size: 2.5rem;
  }
  
  .main-nav-button h3 {
    font-size: 1.5rem;
  }
}

/* ===================================
   Header/Hero Section (Legacy)
   =================================== */

.header {
  text-align: center;
  color: var(--white);
  margin-bottom: 50px;
  padding: 50px 30px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 25px;
  backdrop-filter: blur(20px);
  border: 2px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.header h1 {
  font-size: 4em;
  margin-bottom: 20px;
  text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  color: var(--white);
}

.header p {
  font-size: 1.4em;
  opacity: 0.95;
  margin-bottom: 15px;
  color: var(--white);
}

/* ===================================
   Stats Banner
   =================================== */

.stats-banner {
  background: linear-gradient(135deg, var(--success-color), #20c997);
  color: var(--white);
  padding: 25px;
  border-radius: 15px;
  margin-bottom: 40px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(40, 167, 69, 0.3);
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.stats-banner h2 {
  font-size: 2em;
  margin-bottom: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  color: var(--white);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin: 20px 0;
}

.stat-card {
  background: rgba(255, 255, 255, 0.95);
  padding: 25px;
  border-radius: 15px;
  text-align: center;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
  transform: translateY(0);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border-top: 4px solid var(--secondary-color);
}

.stat-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.25);
}

.stat-card.highlight {
  border-top: 4px solid var(--success-color);
  background: rgba(255, 255, 255, 0.95);
}

.stat-number {
  font-size: 2.5em;
  font-weight: bold;
  color: var(--secondary-color);
  margin-bottom: 10px;
}

.stat-card.highlight .stat-number {
  color: var(--success-color);
}

.stat-label {
  font-size: 1.1em;
  color: #444;
  font-weight: 600;
}

.year-range {
  font-size: 0.9em;
  color: #555;
  margin-top: 5px;
  font-weight: 500;
}

/* ===================================
   Visualization Cards
   =================================== */

.visualization-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
}

.viz-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
  transition: all 0.3s ease;
  border: 2px solid var(--border-color);
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.viz-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.12);
  border-color: var(--accent-color);
}

.viz-header {
  padding: var(--spacing-lg);
  background: linear-gradient(135deg, #f8f9fa, #e9ecef);
  border-bottom: 2px solid #dee2e6;
  position: relative;
  border-top: 4px solid var(--secondary-color);
}

.viz-header.advanced {
  background: linear-gradient(135deg, #fff3cd, #ffeaa7);
  border-bottom: 2px solid var(--warning-color);
  border-top: 4px solid var(--warning-color);
}

.viz-header.interactive {
  background: linear-gradient(135deg, #d1ecf1, #bee5eb);
  border-bottom: 2px solid var(--info-color);
  border-top: 4px solid var(--info-color);
}

.viz-title {
  font-size: 1.4em;
  font-weight: bold;
  color: #333;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.viz-title i {
  font-size: 1.5rem;
  color: var(--primary-color);
  width: 28px;
  text-align: center;
  flex-shrink: 0;
}

.viz-header.advanced .viz-title i {
  color: var(--warning-color);
}

.viz-header.interactive .viz-title i {
  color: var(--info-color);
}

.viz-subtitle {
  color: #666;
  font-size: 1em;
  font-weight: 500;
}

.viz-body {
  padding: var(--spacing-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.viz-description {
  color: #555;
  line-height: 1.6;
  margin-bottom: 20px;
  font-size: 1.05em;
}

.viz-features {
  list-style: none;
  margin: 20px 0;
}

.viz-features li {
  padding: 8px 0;
  color: #666;
  position: relative;
  padding-left: 25px;
}

.viz-features li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--success-color);
  font-weight: bold;
}

.viz-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
  color: var(--white);
  padding: var(--spacing-sm) var(--spacing-lg);
  text-decoration: none;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.3s ease;
  box-shadow: 0 4px 6px rgba(31, 119, 180, 0.2);
  margin-top: auto;
  border: none;
  cursor: pointer;
}

.viz-button:hover {
  background: linear-gradient(135deg, var(--accent-color), #3498db);
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(31, 119, 180, 0.3);
  text-decoration: none;
  color: var(--white);
}

.viz-button i {
  font-size: 0.9rem;
}

.viz-button.advanced {
  background: linear-gradient(135deg, var(--warning-color), #e67e22);
  box-shadow: 0 5px 15px rgba(243, 156, 18, 0.3);
}

.viz-button.advanced:hover {
  background: linear-gradient(135deg, #e67e22, #d35400);
  box-shadow: 0 8px 25px rgba(243, 156, 18, 0.4);
}

.viz-button.interactive {
  background: linear-gradient(135deg, var(--info-color), #138496);
  box-shadow: 0 5px 15px rgba(23, 162, 184, 0.3);
}

.viz-button.interactive:hover {
  background: linear-gradient(135deg, #138496, #117a8b);
  box-shadow: 0 8px 25px rgba(23, 162, 184, 0.4);
}

.icon {
  font-size: 1.2em;
  display: inline-block;
}

/* Remove icon class styling since we're using Font Awesome directly */
.viz-title .icon {
  display: none;
}

/* ===================================
   Cards
   =================================== */

.card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  border: 1px solid var(--border-color);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.card-title {
  color: var(--primary-color);
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
}

.card-description {
  color: var(--text-primary);
  line-height: 1.7;
}

/* ===================================
   Buttons
   =================================== */

.btn {
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  transition: all 0.3s ease;
  cursor: pointer;
  border: 2px solid transparent;
  display: inline-block;
  text-decoration: none;
}

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

.btn-primary:hover {
  background-color: transparent;
  border-color: var(--white);
  color: var(--white);
  text-decoration: none;
}

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

.btn-secondary:hover {
  background-color: var(--white);
  color: var(--primary-color);
  text-decoration: none;
}

/* ===================================
   Partner Logos Section
   =================================== */

.partner-logos-section {
  background: var(--white);
  padding: var(--spacing-xl) 0;
  border-top: 1px solid var(--border-color);
}

.partner-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xl);
  flex-wrap: wrap;
  max-width: 1000px;
  margin: 0 auto;
}

.partner-logo-link {
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.3s ease, transform 0.3s ease;
  text-decoration: none;
}

.partner-logo-link:hover {
  opacity: 0.8;
  transform: translateY(-3px);
  text-decoration: none;
}

.partner-logo {
  height: 60px;
  width: auto;
  max-width: 250px;
  object-fit: contain;
}

/* ===================================
   Footer
   =================================== */

footer {
  background-color: rgba(30, 60, 114, 0.95);
  color: var(--white);
  padding: var(--spacing-xl) 0 var(--spacing-lg);
  margin-top: var(--spacing-xl);
  backdrop-filter: blur(10px);
}

footer p {
  color: var(--white);
}

.footer-content {
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.footer-section {
  flex: 1;
  min-width: 200px;
}

.footer-section h3 {
  color: var(--white);
  margin-bottom: var(--spacing-sm);
  font-size: 1.25rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  list-style: none;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  transition: color 0.3s ease;
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--accent-color);
  text-decoration: none;
}

.footer-contact {
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.8;
}

.footer-contact a {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: underline;
}

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

.footer-copyright {
  width: 100%;
  text-align: center;
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.8);
}

/* ===================================
   About Page Styles
   =================================== */

.about-section {
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-lg);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.about-section .section-title {
  color: var(--primary-color);
}

.about-section h2 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
}

.about-section p {
  color: var(--text-primary);
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
}

/* ===================================
   Visualization Page Styles
   =================================== */

.viz-page-container {
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  margin: var(--spacing-lg) 0;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.viz-page-title {
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
  text-align: center;
}

/* ===================================
   Responsive Design
   =================================== */

@media (max-width: 768px) {
  html {
    font-size: 14px;
  }
  
  h1 { font-size: 2.5rem; }
  h2 { font-size: 2rem; }
  h3 { font-size: 1.5rem; }
  
  .hero-title-modern {
    font-size: 2.5rem;
  }
  
  .hero-title-modern i {
    font-size: 2rem;
  }
  
  .hero-subtitle-modern {
    font-size: 1.5rem;
  }
  
  .hero-features {
    flex-direction: column;
    align-items: center;
  }
  
  .hero-feature-item {
    width: 100%;
    max-width: 300px;
    justify-content: center;
  }
  
  .stats-section-modern {
    padding: var(--spacing-lg) 0;
  }
  
  .stats-grid-modern {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
  }

  .partner-logos {
    gap: var(--spacing-lg);
  }

  .partner-logo {
    height: 50px;
    max-width: 200px;
  }
  
  .stats-title-modern {
    font-size: 2rem;
  }
  
  .section-title-modern {
    font-size: 2rem;
  }
  
  .section-title-modern i {
    font-size: 1.5rem;
  }
  
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--white);
    flex-direction: column;
    padding: var(--spacing-md);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  }
  
  .nav-menu.active {
    display: flex;
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  .visualization-grid {
    grid-template-columns: 1fr;
  }
  
  .stats-grid {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
  
  .dropdown-menu {
    position: static;
    box-shadow: none;
    border: 1px solid var(--border-color);
    margin-top: var(--spacing-xs);
  }
  
  .language-menu {
    position: static;
    box-shadow: none;
    border: 1px solid var(--border-color);
    margin-top: var(--spacing-xs);
  }
  
  .language-selector {
    margin-top: var(--spacing-sm);
  }
}

@media (max-width: 480px) {
  .container {
    padding: var(--spacing-md) var(--spacing-sm);
  }
  
  .hero-modern {
    min-height: 60vh;
    padding: var(--spacing-lg) 0;
  }
  
  .hero-title-modern {
    font-size: 2rem;
  }
  
  .hero-title-modern i {
    font-size: 1.5rem;
  }
  
  .hero-subtitle-modern {
    font-size: 1.25rem;
}

  .hero-description-modern {
    font-size: 1rem;
  }

  .hero-image-credit a {
    font-size: 0.65rem;
  }
  
  .hero-features {
    gap: var(--spacing-sm);
  }

  .partner-logos {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .partner-logo {
    height: 45px;
    max-width: 180px;
  }
  
  .hero-feature-item {
    font-size: 0.9rem;
    padding: var(--spacing-xs) var(--spacing-sm);
  }

  .stats-grid-modern {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .stat-number-modern {
    font-size: 2rem;
  }
  
  .section-title-modern {
    font-size: 1.75rem;
  }
  
  .header {
    padding: 30px 20px;
  }
  
  .header h1 {
    font-size: 2em;
  }
}

/* ===================================
   Report Page Styles
   =================================== */

.report-container {
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  margin: var(--spacing-lg) 0;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.report-header {
  background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
  color: var(--white);
  padding: 30px;
  text-align: center;
  border-radius: 10px;
  margin-bottom: 30px;
}

.report-header h1 {
  color: var(--white);
  font-size: 2.5rem;
  margin-bottom: 15px;
}

.report-header p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.report-section {
  margin: 30px 0;
  padding: 20px;
  border-left: 5px solid var(--secondary-color);
  background: #f8f9fa;
  border-radius: 5px;
}

.report-section h2 {
  color: var(--primary-color);
  margin-bottom: 20px;
  font-size: 1.75rem;
}

.report-stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin: 20px 0;
}

.report-stat-box {
  background: var(--white);
  padding: 20px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.report-stat-number {
  font-size: 2em;
  font-weight: bold;
  color: var(--secondary-color);
  margin-bottom: 10px;
}

.report-section table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  background: var(--white);
  border-radius: 5px;
  overflow: hidden;
}

.report-section th,
.report-section td {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid #ddd;
}

.report-section th {
  background: var(--secondary-color);
  color: var(--white);
  font-weight: 600;
}

.report-section tr:hover {
  background-color: var(--hover-bg);
}

.report-viz-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin: 20px 0;
}

.report-viz-card {
  background: var(--white);
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.report-viz-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
}

.report-viz-card h3 {
  color: var(--primary-color);
  margin-bottom: 10px;
  font-size: 1.25rem;
}

.report-viz-card p {
  color: var(--text-secondary);
  margin-bottom: 15px;
}

.report-viz-link {
  color: var(--secondary-color);
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s ease;
}

.report-viz-link:hover {
  color: var(--accent-color);
  text-decoration: underline;
}

/* ===================================
   Utility Classes
   =================================== */

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

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }

/* ===================================
   Database Interface Styles
   =================================== */

.database-interface {
  max-width: 1400px;
  margin: 2rem auto;
  padding: 2rem;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
}

.database-description {
  text-align: center;
  padding: 2rem;
  margin-bottom: 2rem;
}

.database-description p {
  color: var(--text-primary);
  font-size: 1.2rem;
  line-height: 1.8;
  margin: 0;
}

.database-controls {
  display: grid;
  grid-template-columns: 2fr 2fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2rem;
  padding: 1.5rem;
  background: var(--hover-bg);
  border-radius: var(--radius-md);
}

@media (max-width: 768px) {
  .database-controls {
    grid-template-columns: 1fr;
  }
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.control-group label {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.control-group label i {
  color: var(--accent-color);
}

.garrison-select,
.garrison-search {
  padding: 0.75rem 1rem;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-family: var(--font-primary);
  background: var(--white);
  color: var(--text-primary);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.garrison-select:focus,
.garrison-search:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(42, 82, 152, 0.1);
}

.garrison-select:disabled,
.garrison-search:disabled {
  background: var(--hover-bg);
  cursor: not-allowed;
  opacity: 0.6;
}

.btn-download {
  padding: 0.75rem 1.5rem;
  background-color: #217346;
  color: white;
  border: 2px solid #217346;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-primary);
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  justify-content: center;
  width: 100%;
}

.btn-download:hover:not(:disabled) {
  background-color: #1a5c37;
  border-color: #1a5c37;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(33, 115, 70, 0.3);
}

.btn-download:active:not(:disabled) {
  transform: translateY(0);
}

.btn-download:disabled {
  background-color: #ccc;
  border-color: #ccc;
  cursor: not-allowed;
  opacity: 0.6;
}

.btn-download i {
  font-size: 1.1rem;
}

.loading-indicator {
  text-align: center;
  padding: 2rem;
  color: var(--text-secondary);
}

.loading-indicator i {
  font-size: 2rem;
  margin-right: 0.5rem;
  color: var(--accent-color);
}

.error-message {
  padding: 1rem;
  margin: 1rem 0;
  background: #fee;
  border: 2px solid #fcc;
  border-radius: var(--radius-md);
  color: #c33;
  text-align: center;
}

.results-count {
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
  text-align: right;
}

.table-container {
  margin-top: 1rem;
}

.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.garrison-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  font-size: 0.95rem;
}

.garrison-table thead {
  background: var(--primary-color);
  color: var(--white);
  position: sticky;
  top: 0;
  z-index: 10;
}

.garrison-table th {
  padding: 1rem;
  text-align: left;
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.garrison-table th:first-child {
  border-top-left-radius: var(--radius-md);
}

.garrison-table th:last-child {
  border-top-right-radius: var(--radius-md);
}

.garrison-table tbody tr {
  border-bottom: 1px solid var(--border-color);
  transition: background-color 0.2s ease;
}

.garrison-table tbody tr:hover {
  background-color: var(--hover-bg);
}

.garrison-table tbody tr:last-child {
  border-bottom: none;
}

.garrison-table td {
  padding: 0.875rem 1rem;
  color: var(--text-primary);
  vertical-align: top;
}

.garrison-table td:empty::before {
  content: '—';
  color: var(--text-secondary);
  font-style: italic;
}

.no-data {
  text-align: center;
  padding: 3rem;
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  .database-interface {
    padding: 1rem;
    margin: 1rem;
  }

  .database-controls {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 1rem;
  }

  .database-description {
    padding: 1rem;
  }

  .database-description p {
    font-size: 1rem;
  }

  .garrison-table {
    font-size: 0.85rem;
  }

  .garrison-table th,
  .garrison-table td {
    padding: 0.5rem 0.75rem;
  }

  .results-count {
    text-align: center;
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .garrison-table {
    font-size: 0.75rem;
  }

  .garrison-table th,
  .garrison-table td {
    padding: 0.4rem 0.5rem;
  }
}