/* World Cities Explorer - PHP Version Styles */

:root {
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: 'Merriweather', Georgia, serif;
  
  --color-bg: #ffffff;
  --color-bg-secondary: #f8fafc;
  --color-text: #1e293b;
  --color-text-secondary: #64748b;
  --color-border: #e2e8f0;
  --color-primary: #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-accent: #0ea5e9;
  --color-orange: #f97316;
  --color-orange-hover: #ea580c;
  --color-success: #22c55e;
  --color-warning: #f59e0b;
  
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  
  --radius: 8px;
  --transition: 0.2s ease;
}

[data-theme="dark"] {
  --color-bg: #0f172a;
  --color-bg-secondary: #1e293b;
  --color-text: #f1f5f9;
  --color-text-secondary: #94a3b8;
  --color-border: #334155;
}

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

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Shared tool-page layout (distance, time-difference, day-night-map, sunrise-sunset) */
.tool-page {
  padding: 40px 0;
}
.tool-page .container {
  max-width: 900px;
}
.tool-page--wide .container {
  max-width: 1100px;
}
.tool-page h1 {
  margin-bottom: 20px;
}
.tool-page .intro-text {
  color: var(--color-text-secondary);
  margin-bottom: 24px;
}

/* Shared content-page layout (about, custom pages) */
.content-page {
  padding: 40px 0;
}
.content-page h1 {
  font-size: 2rem;
  margin-bottom: 20px;
}

/* Header */
.site-header {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 9999;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 1.125rem;
  color: var(--color-text);
  text-decoration: none;
}

.logo:hover {
  color: var(--color-primary);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.main-nav a {
  color: var(--color-orange);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition);
}

.main-nav a:hover {
  color: var(--color-orange-hover);
}
.nav-dropdown {
  position: relative;
}
.nav-dropdown-toggle {
  background: none;
  border: none;
  color: var(--color-orange);
  font-weight: 500;
  font-size: inherit;
  font-family: inherit;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0;
  transition: color var(--transition);
}
.nav-dropdown-toggle:hover {
  color: var(--color-orange-hover);
}
.nav-dropdown-toggle svg {
  transition: transform 0.2s ease;
}
.nav-dropdown[data-open="true"] .nav-dropdown-toggle svg {
  transform: rotate(180deg);
}
.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
  min-width: 180px;
  padding: 6px 0;
  z-index: 10000;
}
.nav-dropdown[data-open="true"] .nav-dropdown-menu {
  display: block;
}
.nav-dropdown-menu a {
  display: block;
  padding: 8px 16px;
  color: var(--color-orange);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  white-space: nowrap;
  transition: background 0.15s ease;
}
.nav-dropdown-menu a:hover {
  background: var(--color-bg-secondary);
  color: var(--color-orange-hover);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.language-selector {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
}

.language-selector span {
  color: var(--color-text-secondary);
}

.language-selector a {
  padding: 0.25rem 0.5rem;
  color: var(--color-text-secondary);
  text-decoration: none;
  border-radius: 4px;
  transition: all var(--transition);
}

.language-selector a:hover,
.language-selector a.active {
  background: var(--color-primary);
  color: white;
}

.theme-toggle {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--color-text-secondary);
  border-radius: var(--radius);
  transition: all var(--transition);
}

.theme-toggle:hover {
  background: var(--color-bg);
  color: var(--color-text);
}

[data-theme="dark"] .sun-icon { display: block; }
[data-theme="dark"] .moon-icon { display: none; }
[data-theme="light"] .sun-icon,
:root:not([data-theme]) .sun-icon { display: none; }
[data-theme="light"] .moon-icon,
:root:not([data-theme]) .moon-icon { display: block; }

/* Hero Section */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--color-primary) 0%, #1e40af 50%, var(--color-orange) 100%);
  background-size: cover;
  background-position: center;
  color: white;
  padding: 4rem 0;
  text-align: center;
  min-height: 320px;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.5) 0%, rgba(0,0,0,0.7) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-caption {
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  z-index: 2;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.hero h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
  font-size: 1.125rem;
  opacity: 0.95;
  max-width: 600px;
  margin: 0 auto 2rem;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

/* Section Title with Orange Bar */
.section-title-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.section-title-bar::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 1.5em;
  background-color: var(--color-orange);
  border-radius: 2px;
  flex-shrink: 0;
}

.stats-row {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin-bottom: 2rem;
}

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

.stat-value {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: #fcd34d;
}

.stat-label {
  font-size: 0.875rem;
  opacity: 0.8;
}

.search-form {
  display: flex;
  max-width: 500px;
  margin: 0 auto;
  gap: 0.5rem;
}

.search-input {
  flex: 1;
  padding: 0.75rem 1rem;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  background: white;
  color: var(--color-text);
}

.search-button {
  padding: 0.75rem 1.5rem;
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
}

.search-button:hover {
  background: var(--color-orange);
  border-color: var(--color-orange);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 0.875rem;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
}

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

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

.btn-secondary {
  background: var(--color-bg);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

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

/* Map Section */
.map-section {
  padding: 3rem 0;
  background: var(--color-bg);
}

.map-section h2 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.map-section h2::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 1.2em;
  background: var(--color-orange);
  margin-right: 0.75rem;
  vertical-align: text-bottom;
  border-radius: 2px;
}

.map-legend {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 1rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: 1rem;
  font-size: 0.8125rem;
}

.legend-title {
  font-weight: 600;
  color: var(--color-text);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  color: var(--color-text-secondary);
}

.legend-marker {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid white;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.marker-10m { background: #dc2626; }
.marker-5m { background: #ea580c; }
.marker-1m { background: #eab308; }
.marker-500k { background: #84cc16; }
.marker-100k { background: #22c55e; }
.marker-default { background: #94a3b8; }
.marker-capital {
  background: #dc2626;
  position: relative;
  width: 18px;
  height: 18px;
}
.marker-capital::after {
  content: '★';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 8px;
  color: white;
}

.legend-separator {
  color: var(--color-border);
}

.cities-map {
  height: 400px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  z-index: 1;
}

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

/* Ranking Table Section */
.ranking-section {
  padding: 3rem 0;
  background: var(--color-bg);
}

.ranking-section h2 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.ranking-section h2::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 1.2em;
  background: var(--color-orange);
  margin-right: 0.75rem;
  vertical-align: text-bottom;
  border-radius: 2px;
}

.table-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.table-search-input {
  padding: 0.5rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.875rem;
  min-width: 200px;
  background: var(--color-bg);
  color: var(--color-text);
}

.table-search-input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.table-actions {
  display: flex;
  gap: 0.5rem;
}

.btn-download {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.5rem 0.75rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text);
  cursor: pointer;
  transition: all var(--transition);
}

.btn-download:hover {
  background: var(--color-orange);
  border-color: var(--color-orange);
  color: white;
}

.btn-download svg {
  flex-shrink: 0;
}

.ranking-table-wrapper {
  max-height: 600px;
  overflow-y: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
}

.ranking-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.ranking-table thead {
  position: sticky;
  top: 0;
  background: #f1f5f9;
  z-index: 10;
}

[data-theme="dark"] .ranking-table thead {
  background: #334155;
}

.ranking-table th {
  padding: 0.75rem 1rem;
  text-align: left;
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
  border-bottom: 2px solid var(--color-border);
  white-space: nowrap;
}

.ranking-table th.sortable {
  cursor: pointer;
  user-select: none;
  transition: color var(--transition);
}

.ranking-table th.sortable:hover {
  color: var(--color-primary);
}

.ranking-table th.sortable::after {
  content: '';
  display: inline-block;
  margin-left: 0.375rem;
  opacity: 0.4;
}

.ranking-table th.sort-asc::after {
  content: '▲';
  opacity: 1;
  color: var(--color-primary);
}

.ranking-table th.sort-desc::after {
  content: '▼';
  opacity: 1;
  color: var(--color-primary);
}

.ranking-table td {
  padding: 0.625rem 1rem;
  border-bottom: 1px solid var(--color-border);
}

.ranking-table tbody tr {
  cursor: pointer;
  transition: background var(--transition);
}

.ranking-table tbody tr:nth-child(even) {
  background: rgba(0, 0, 0, 0.02);
}

[data-theme="dark"] .ranking-table tbody tr:nth-child(even) {
  background: rgba(255, 255, 255, 0.02);
}

.ranking-table tbody tr.clickable-row:hover {
  background: rgba(37, 99, 235, 0.08);
  cursor: pointer;
}

/* Column widths for consistent alignment */
.col-rank { width: 60px; }
.col-city { min-width: 200px; }
.col-population { width: 140px; text-align: left; }
.col-area { width: 120px; text-align: left; }
.col-density { width: 100px; text-align: left; }

.rank-cell {
  font-weight: 600;
  color: var(--color-text-secondary);
  width: 60px;
  text-align: center;
}

.city-name-cell {
  font-weight: 500;
}

.capital-badge {
  color: var(--color-orange);
  margin-left: 0.25rem;
  font-size: 0.75rem;
}

.flag-cell {
  width: 40px;
  padding: 0.25rem 0.5rem;
}

.population-cell,
.area-cell,
.density-cell {
  text-align: left;
}

.table-flag {
  height: 18px;
  width: auto;
  border-radius: 2px;
  vertical-align: middle;
}

.table-flag-emoji {
  font-size: 1rem;
}

@media (max-width: 640px) {
  .table-controls {
    flex-direction: column;
    align-items: stretch;
  }
  
  .table-search-input {
    min-width: 100%;
  }
  
  .table-actions {
    justify-content: flex-end;
  }
  
  .map-legend {
    font-size: 0.75rem;
    gap: 0.5rem;
  }
}

.population-cell {
  font-weight: 500;
  text-align: left;
}

.area-cell,
.density-cell {
  text-align: left;
  color: var(--color-text-secondary);
}

@media (max-width: 768px) {
  .area-cell,
  .density-cell,
  .col-area,
  .col-density {
    display: none;
  }
}

/* About Page */
.about-page h1 {
  font-size: 2rem;
}

.about-intro {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  max-width: 700px;
  margin-bottom: 3rem;
  line-height: 1.7;
}

.about-page .faq-section {
  padding: 0;
  margin-top: 2rem;
}

.about-page .faq-section h2 {
  margin-bottom: 1.5rem;
}

/* Contact Page */
.contact-page h1 {
  font-size: 2rem;
}

.contact-intro {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  max-width: 700px;
  margin-bottom: 2rem;
  line-height: 1.7;
}

.contact-form {
  max-width: 700px;
}

.contact-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.contact-form .form-group {
  margin-bottom: 1.5rem;
}

.contact-form label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
  color: var(--color-text);
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color 0.2s;
  box-sizing: border-box;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

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

.captcha-group {
  max-width: 400px;
}

.captcha-row {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.captcha-question {
  font-size: 1.15rem;
  font-weight: 700;
  white-space: nowrap;
  color: var(--color-text);
  background: var(--color-bg-secondary, #f3f4f6);
  padding: 0.65rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--color-border);
}

.captcha-row input {
  max-width: 100px;
  text-align: center;
  font-weight: 600;
}

.contact-submit {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}

.contact-submit:hover {
  background: var(--color-primary-dark, #2563eb);
}

.contact-submit:active {
  transform: scale(0.98);
}

.contact-success {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.5rem;
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  border-radius: 8px;
  color: #065f46;
  margin-bottom: 2rem;
}

.contact-success svg {
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-success p {
  margin: 0;
  line-height: 1.6;
}

.contact-error {
  padding: 1rem 1.5rem;
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: 8px;
  color: #991b1b;
  margin-bottom: 1.5rem;
}

.contact-error p {
  margin: 0;
}

.site-footer a {
  color: inherit;
  opacity: 0.8;
  text-decoration: none;
  transition: opacity 0.2s;
}

.site-footer a:hover {
  opacity: 1;
  text-decoration: underline;
}

.dark .contact-success {
  background: #064e3b;
  border-color: #065f46;
  color: #a7f3d0;
}

.dark .contact-error {
  background: #450a0a;
  border-color: #7f1d1d;
  color: #fecaca;
}

@media (max-width: 600px) {
  .contact-form .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
}

/* FAQ Section */
.faq-section {
  padding: 3rem 0;
  background: var(--color-bg);
}

.faq-section h2 {
  font-size: 1.5rem;
  margin-bottom: 2rem;
}

.faq-section h2::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 1.2em;
  background: var(--color-orange);
  margin-right: 0.75rem;
  vertical-align: text-bottom;
  border-radius: 2px;
}

.faq-list {
  max-width: 800px;
}

.faq-item {
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--color-border);
}

.faq-item:first-child {
  padding-top: 0;
}

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

.faq-question {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}

.faq-answer {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* Cities Grid */
.featured-cities,
.countries-section,
.explore-page,
.country-page {
  padding: 3rem 0;
}

/* Country Hero Section */
.country-hero {
  position: relative;
  min-height: 300px;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: flex-end;
}

.country-hero .hero-overlay {
  width: 100%;
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.4) 50%, rgba(0,0,0,0.2) 100%);
  padding: 3rem 0 2rem;
}

.country-hero .breadcrumb-light,
.country-hero .breadcrumb-light a {
  color: rgba(255,255,255,0.8);
}

.country-hero .breadcrumb-light a:hover {
  color: white;
}

.country-hero .page-header {
  color: white;
  text-align: center;
}

.country-hero .page-header h1 {
  color: white;
  text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.country-hero .page-header p {
  color: rgba(255,255,255,0.9);
}

.country-hero .stats-row {
  margin-top: 1.5rem;
  margin-bottom: 0;
}

.country-hero .stat-item {
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 1rem 1.5rem;
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.15);
}

.country-hero .stat-value {
  color: white;
  font-size: 1.5rem;
}

.country-hero .stat-label {
  color: rgba(255,255,255,0.85);
  font-size: 0.85rem;
}

.country-flag-img {
  height: 48px;
  width: auto;
  border-radius: 4px;
}

.country-flag-hero {
  height: 60px;
  width: auto;
  border-radius: 4px;
  margin-bottom: 0.5rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.country-flag-header {
  height: 48px;
  width: auto;
  border-radius: 4px;
  margin-bottom: 0.5rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.country-page-with-hero {
  padding-top: 2rem;
}

.country-description {
  max-width: 800px;
  margin: 0 auto 2rem;
  padding: 1.5rem;
  background: var(--color-bg);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.country-description p {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.featured-cities h2,
.countries-section h2 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.cities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.cities-grid-large {
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.city-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: all var(--transition);
}

.city-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.city-image {
  height: 160px;
  background-size: cover;
  background-position: center;
  background-color: var(--color-bg-secondary);
}

.city-image-placeholder {
  background: linear-gradient(135deg, var(--color-bg-secondary) 0%, var(--color-border) 100%);
}

.city-info {
  padding: 1rem;
}

.city-info h3 {
  font-size: 1.125rem;
  margin-bottom: 0.25rem;
}

.city-country {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  margin-bottom: 0.25rem;
}

.city-population {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.city-tags {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.5rem;
  flex-wrap: wrap;
}

.tag {
  font-size: 0.75rem;
  padding: 0.125rem 0.5rem;
  border-radius: 9999px;
  background: var(--color-bg);
  color: var(--color-text-secondary);
}

.tag-capital {
  background: #fef3c7;
  color: #92400e;
}

.tag-unesco {
  background: #dbeafe;
  color: #1e40af;
}

.view-all {
  text-align: center;
  margin-top: 2rem;
}

/* Countries */
.countries-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.country-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--color-text);
  font-size: 0.875rem;
  transition: all var(--transition);
}

.country-link:hover {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.country-flag {
  font-size: 1.25rem;
}

.country-flag-large {
  font-size: 3rem;
}

/* Country Cards Grid */
.countries-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
}

.country-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--color-text);
  transition: all var(--transition);
}

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

.country-card-flag {
  flex-shrink: 0;
  width: 40px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.country-card-flag img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 2px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

.country-flag-emoji {
  font-size: 1.5rem;
}

.country-card-info {
  flex: 1;
  min-width: 0;
}

.country-card-info h3 {
  font-size: 0.9rem;
  font-weight: 600;
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.country-card-cities {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  margin: 0.125rem 0 0;
}

/* Page Header */
.page-header {
  text-align: center;
  margin-bottom: 2rem;
}

.page-header h1 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.page-header p {
  color: var(--color-text-secondary);
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
}

.breadcrumb a {
  color: var(--color-text-secondary);
  text-decoration: none;
}

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

.breadcrumb span {
  color: var(--color-text-secondary);
}

/* City Detail */
.city-detail {
  padding: 2rem 0;
}

.city-hero-image {
  height: 300px;
  background-size: cover;
  background-position: center;
  border-radius: var(--radius);
  position: relative;
  margin-bottom: 2rem;
}

.city-hero-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2rem;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
  color: white;
  border-radius: 0 0 var(--radius) var(--radius);
}

.city-hero-overlay h1 {
  font-size: 2.5rem;
  margin-bottom: 0.25rem;
}

.city-header-text h1 {
  font-size: 2.5rem;
  margin-bottom: 0.25rem;
}

.city-header-country,
.city-hero-country {
  font-size: 1.125rem;
  opacity: 0.9;
}

.city-content {
  display: block;
  /* Sidebar layout - uncomment to restore:
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 2rem;
  */
}

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

.city-description {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  line-height: 1.8;
  margin-bottom: 2rem;
}

.description-with-location {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.description-text {
  flex: 1;
}

.description-text p,
.city-description p {
  margin-bottom: 1rem;
}

.description-text p:last-child,
.city-description p:last-child {
  margin-bottom: 0;
}

.description-text a,
.city-description a {
  color: var(--color-orange);
  text-decoration: none;
  transition: color 0.2s ease;
}

.description-text a:hover,
.city-description a:hover {
  color: var(--color-orange-hover);
  text-decoration: underline;
}

.location-map-wrapper {
  flex-shrink: 0;
  text-align: center;
}

.location-map-container {
  width: 180px;
  height: 180px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
}

.location-map-caption {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  margin-top: 0.5rem;
  font-style: italic;
}

.location-map-image {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

#location-mini-map {
  width: 100%;
  height: 100%;
  background: var(--color-bg);
}

@media (max-width: 768px) {
  .description-with-location {
    flex-direction: column;
  }
  
  .location-map-wrapper {
    width: 100%;
  }
  
  .location-map-container {
    width: 100%;
    max-width: 200px;
    height: 150px;
    margin: 0 auto;
  }
}

.incomplete-notice {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-top: 1.5rem;
  padding: 1rem 1.25rem;
  background: var(--color-warning-bg, #fef3c7);
  border: 1px solid var(--color-warning-border, #fcd34d);
  border-radius: var(--radius);
  color: var(--color-warning-text, #92400e);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  line-height: 1.5;
}

.incomplete-notice svg {
  flex-shrink: 0;
  margin-top: 0.1rem;
}

[data-theme="dark"] .incomplete-notice {
  background: rgba(251, 191, 36, 0.15);
  border-color: rgba(251, 191, 36, 0.4);
  color: #fcd34d;
}

/* Metropolitan Population Card */
.metropolitan-card {
  margin-bottom: 2rem;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark, #1e40af) 100%);
  border-radius: var(--radius);
  padding: 1.5rem;
  color: white;
}

.metro-card-content {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.metro-icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.metro-icon svg {
  stroke: white;
}

.metro-info {
  flex: 1;
}

.metro-info h3 {
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.9;
  margin: 0 0 0.25rem 0;
}

.metro-name {
  display: block;
  font-size: 1rem;
  opacity: 0.85;
  margin-bottom: 0.5rem;
}

.metro-population {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.metro-value {
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.2;
}

.metro-label {
  font-size: 0.875rem;
  opacity: 0.85;
}

.metro-date {
  display: block;
  font-size: 0.75rem;
  opacity: 0.7;
  margin-top: 0.25rem;
}

@media (max-width: 480px) {
  .metropolitan-card {
    padding: 1.25rem;
  }
  
  .metro-card-content {
    gap: 1rem;
  }
  
  .metro-icon {
    width: 48px;
    height: 48px;
  }
  
  .metro-icon svg {
    width: 24px;
    height: 24px;
  }
  
  .metro-value {
    font-size: 1.5rem;
  }
}

.city-stats {
  margin-bottom: 2rem;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1rem;
}

.stat-box {
  background: var(--color-bg);
  padding: 1rem;
  border-radius: var(--radius);
  text-align: center;
  border-top: 3px solid var(--color-stat-orange);
}

:root {
  --color-stat-orange: #c2410c; /* Darker orange for light mode */
}

[data-theme="dark"] {
  --color-stat-orange: #f97316; /* Brighter orange for dark mode */
}

.stat-box .stat-label {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.stat-box .stat-value {
  font-size: 1.5rem;
  font-weight: 700;
}

.stat-box .stat-sub {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

.stat-box .metro-pop {
  display: block;
  font-size: 0.7rem;
  color: var(--color-primary);
  margin-top: 0.25rem;
  font-weight: 500;
}

.city-summary {
  margin-top: 1.5rem;
  padding: 1rem 1.25rem;
  background: var(--color-bg);
  border-radius: var(--radius);
  border-left: 4px solid var(--color-primary);
}

.city-summary p {
  margin: 0;
  line-height: 1.7;
  color: var(--color-text);
  font-size: 0.95rem;
}

.city-badges {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
}

.badge {
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
}

.badge-capital {
  background: #fef3c7;
  color: #92400e;
}

.badge-unesco {
  background: #dbeafe;
  color: #1e40af;
}

/* City Location Mini Map */
.city-location-map {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
}

.city-location-map .location-label {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.city-location-map img {
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] .city-location-map img {
  filter: brightness(0.9) contrast(1.1);
  border-color: var(--color-border);
}

/* Map */
.city-map,
.country-map {
  margin-bottom: 2rem;
}

.city-map h2,
.country-map h2,
.population-history h2,
.landmarks h2 {
  /* font-size and margin handled by .section-title-bar */
}

#map,
#countryMap {
  height: 400px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.map-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 0.75rem;
  padding: 0.5rem 0;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.legend-icon {
  display: inline-block;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  vertical-align: middle;
}

.legend-capital {
  width: 18px;
  height: 18px;
  background: #dc2626;
  border: 2px solid #fbbf24;
  box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.legend-city {
  width: 12px;
  height: 12px;
  background: #3b82f6;
  border: 2px solid #fff;
  box-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

.capital-marker,
.landmark-marker {
  background: none;
  border: none;
}

/* Related Cities */
.related-cities {
  margin-top: 2rem;
}

.related-cities h2 {
  /* font-size and margin handled by .section-title-bar */
}

/* Chart */
.chart-container {
  background: var(--color-bg);
  border-radius: var(--radius);
  padding: 1rem;
}

.chart-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-border);
}

.btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: 0.875rem;
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
}

.btn-secondary {
  background: var(--color-bg);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
}

.btn-secondary:hover {
  background: var(--color-bg);
  border-color: var(--color-primary);
}

.population-history {
  margin-bottom: 2rem;
}

.population-evolution-intro {
  color: var(--color-text);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.population-estimate {
  color: var(--color-text);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

/* Population Layout - Chart and Table side by side on large screens */
.population-layout {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

@media (min-width: 1024px) {
  .population-layout {
    flex-direction: row;
    align-items: flex-start;
  }
  
  .population-layout .chart-container {
    flex: 1;
    min-width: 0;
  }
  
  .population-layout .population-summary-table {
    flex: 0 0 280px;
    margin-top: 0;
  }
}

/* Population Summary Table */
.population-summary-table {
  margin-top: 1.5rem;
}

.population-summary-table h3 {
  font-size: 1rem;
  margin-bottom: 0.75rem;
  color: var(--color-text-secondary);
}

.population-summary-table table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.population-summary-table th,
.population-summary-table td {
  padding: 0.5rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.population-summary-table th {
  font-weight: 600;
  color: var(--color-text-secondary);
  background: var(--color-bg);
}

.population-summary-table td.change {
  font-weight: 500;
}

.population-summary-table td.change.positive {
  color: var(--color-success);
}

.population-summary-table td.change.negative {
  color: #ef4444;
}

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

.city-other-facts {
  margin-top: 2rem;
}

.facts-cards {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1rem;
}

.fact-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.fact-card:hover {
  border-color: var(--color-orange);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.fact-card-icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-orange);
  color: #fff;
}

.fact-card-text {
  flex: 1;
  font-size: 0.95rem;
  line-height: 1.5;
}

.fact-card-arrow {
  flex-shrink: 0;
  color: var(--color-text-secondary);
  transition: color var(--transition), transform var(--transition);
}

.fact-card:hover .fact-card-arrow {
  color: var(--color-orange);
  transform: translateX(3px);
}

@media (max-width: 640px) {
  .fact-card {
    padding: 0.85rem 1rem;
    gap: 0.75rem;
  }
  .fact-card-icon {
    width: 36px;
    height: 36px;
  }
  .fact-card-icon svg {
    width: 20px;
    height: 20px;
  }
}

/* City Footer - Last Update */
.city-footer {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

.city-footer .last-update {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin: 0;
}

.city-footer .sources {
  font-size: 0.8rem;
  color: var(--color-text-tertiary);
  margin: 0.5rem 0 0 0;
  font-style: italic;
}

/* Landmarks */
.landmarks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1rem;
}

.landmark-card {
  background: var(--color-bg);
  border-radius: var(--radius);
  overflow: hidden;
}

.landmark-image {
  height: 120px;
  background-size: cover;
  background-position: center;
}

.landmark-info {
  padding: 1rem;
}

.landmark-info h3 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.landmark-type {
  display: inline-block;
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  background: var(--color-bg);
  padding: 0.125rem 0.5rem;
  border-radius: 4px;
  margin-bottom: 0.5rem;
}

.landmark-info p {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: 0.5rem;
}

.landmark-wiki {
  font-size: 0.875rem;
  color: var(--color-primary);
}

/* Museums */
.museums {
  margin-top: 2rem;
}

.museums-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1rem;
}

.museum-card {
  background: var(--color-bg);
  border-radius: var(--radius);
  overflow: hidden;
}

.museum-image {
  height: 120px;
  background-size: cover;
  background-position: center;
}

.museum-info {
  padding: 1rem;
}

.museum-info h3 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.museum-visitors,
.museum-founded {
  display: inline-block;
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  background: var(--color-bg);
  padding: 0.125rem 0.5rem;
  border-radius: 4px;
  margin-right: 0.25rem;
  margin-bottom: 0.5rem;
}

.museum-info p {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: 0.5rem;
}

.museum-link {
  font-size: 0.875rem;
  color: var(--color-orange);
}

.museum-link:hover {
  color: var(--color-orange-hover);
}

/* Celebrities */
.celebrities {
  margin-top: 2rem;
}

.celebrities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}

.celebrity-card {
  background: var(--color-bg);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.celebrity-image {
  width: 100%;
  aspect-ratio: 1 / 1;
  background-size: cover;
  background-position: center top;
}

.celebrity-image-placeholder {
  aspect-ratio: 1 / 1;
  background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-bg-secondary) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.celebrity-image-placeholder::after {
  content: '';
  width: 48px;
  height: 48px;
  background: var(--color-text-secondary);
  opacity: 0.2;
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='currentColor'%3E%3Cpath d='M12 4a4 4 0 1 1 0 8 4 4 0 0 1 0-8zm0 10c4.42 0 8 1.79 8 4v2H4v-2c0-2.21 3.58-4 8-4z'/%3E%3C/svg%3E");
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='currentColor'%3E%3Cpath d='M12 4a4 4 0 1 1 0 8 4 4 0 0 1 0-8zm0 10c4.42 0 8 1.79 8 4v2H4v-2c0-2.21 3.58-4 8-4z'/%3E%3C/svg%3E");
  mask-size: contain;
  -webkit-mask-size: contain;
}

.celebrity-info {
  padding: 1rem;
  flex: 1;
}

.celebrity-info h3 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
  font-weight: 600;
}

.celebrity-occupation {
  display: inline-block;
  font-size: 0.75rem;
  color: var(--color-primary);
  background: var(--color-bg);
  padding: 0.125rem 0.5rem;
  border-radius: 4px;
  margin-bottom: 0.5rem;
  text-transform: capitalize;
}

.celebrity-dates {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  margin-bottom: 0.5rem;
}

.celebrity-desc {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  line-height: 1.4;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

/* External Links */
.external-links {
  margin-top: 3rem;
}

.external-links h2 {
  /* font-size and margin handled by .section-title-bar */
}

.links-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.links-list li {
  margin: 0;
}

.external-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.9rem;
  transition: all var(--transition);
}

.external-link:hover {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: white;
}

.external-link svg {
  flex-shrink: 0;
}

.external-link.wikipedia:hover {
  background: var(--color-text);
  border-color: var(--color-text);
  color: var(--color-bg);
}

.external-link.official:hover {
  background: var(--color-orange);
  border-color: var(--color-orange);
}

[data-theme="dark"] .external-link {
  background: var(--color-bg);
  border-color: var(--color-border);
  color: var(--color-text);
}

[data-theme="dark"] .external-link:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
}

/* Books Section */
.city-books {
  margin-top: 3rem;
}

.city-books h2 {
  /* font-size and margin handled by .section-title-bar */
}

.books-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

.book-card {
  display: flex;
  gap: 1rem;
  background: var(--color-bg);
  border-radius: var(--radius);
  padding: 1rem;
  border: 1px solid var(--color-border);
}

.book-cover {
  flex: 0 0 100px;
}

.book-cover img {
  width: 100px;
  height: auto;
  border-radius: 4px;
  display: block;
  box-shadow: var(--shadow-sm);
}

.book-cover-placeholder {
  width: 100px;
  height: 140px;
  background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-border) 100%);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
}

.book-info {
  flex: 1;
  min-width: 0;
}

.book-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
  line-height: 1.3;
}

.book-author {
  font-size: 0.9rem;
  color: var(--color-text);
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.book-meta {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin-bottom: 0.5rem;
}

.book-year {
  margin-left: 0.25rem;
}

.book-description {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin-bottom: 0.75rem;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}

.book-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  color: var(--color-orange);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition);
}

.book-link:hover {
  color: var(--color-orange-hover);
}

@media (max-width: 480px) {
  .books-cards {
    grid-template-columns: 1fr;
  }
  
  .book-cover {
    flex: 0 0 80px;
  }
  
  .book-cover img,
  .book-cover-placeholder {
    width: 80px;
    height: 112px;
  }
}

[data-theme="dark"] .book-card {
  background: var(--color-bg);
  border-color: var(--color-border);
}

[data-theme="dark"] .book-cover-placeholder {
  background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-bg-secondary) 100%);
}

[data-theme="dark"] .book-link {
  color: var(--color-orange);
}

[data-theme="dark"] .book-link:hover {
  color: var(--color-orange-hover);
}

/* Sidebar */
.sidebar-box {
  background: var(--color-bg);
  padding: 1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
}

.image-credits {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

/* Regions */
.region-page {
  padding: 2rem 0;
}

.region-header {
  margin-bottom: 2rem;
}

.region-header h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

.region-country {
  color: var(--color-text-secondary);
  font-size: 1.125rem;
}

.region-stats {
  margin-bottom: 2rem;
}

.region-cities {
  margin-bottom: 2rem;
}

.region-cities h2 {
  margin-bottom: 1rem;
}

.region-map {
  margin-bottom: 2rem;
}

.region-map .map-container {
  height: 400px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.country-regions {
  margin-bottom: 2rem;
}

.country-regions h2 {
  margin-bottom: 1rem;
}

.region-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.region-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--color-text);
  transition: all var(--transition);
}

.region-item:hover {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.region-name {
  font-weight: 500;
}

.region-count {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  background: var(--color-bg);
  padding: 0.125rem 0.5rem;
  border-radius: 999px;
}

.region-item:hover .region-count {
  background: rgba(255, 255, 255, 0.2);
  color: white;
}

/* Filters */
.filters {
  margin-bottom: 2rem;
}

.filter-form {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.filter-group {
  flex: 1;
  min-width: 200px;
}

.filter-input,
.filter-select {
  width: 100%;
  padding: 0.625rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 0.875rem;
}

.filter-active {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  padding: 0.5rem 1rem;
  background: var(--color-bg);
  border-radius: var(--radius);
  font-size: 0.875rem;
}

.clear-filter {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: 1.25rem;
}

.no-results {
  text-align: center;
  padding: 3rem;
  color: var(--color-text-secondary);
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin-top: 2rem;
}

.page-num {
  padding: 0.5rem 1rem;
  background: var(--color-bg);
  border-radius: var(--radius);
}

/* Error Page */
.error-page {
  text-align: center;
  padding: 5rem 0;
}

.error-page h1 {
  font-size: 6rem;
  color: var(--color-text-secondary);
  margin-bottom: 1rem;
}

.error-page p {
  margin-bottom: 2rem;
  color: var(--color-text-secondary);
}

/* Sister Cities */
.sister-cities {
  margin-top: 2rem;
}

.sister-cities .section-intro {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

.sister-cities .section-disclaimer {
  color: var(--color-text-tertiary);
  font-size: 0.8rem;
  font-style: italic;
  margin-bottom: 1rem;
  line-height: 1.5;
}

.sister-cities-table-wrapper {
  overflow-x: auto;
}

.sister-cities-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.sister-cities-table th,
.sister-cities-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.sister-cities-table th {
  background: var(--color-bg);
  font-weight: 600;
  color: var(--color-text);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

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

.sister-city-name a {
  color: var(--color-orange);
  text-decoration: none;
  font-weight: 500;
}

.sister-city-name a:hover {
  color: var(--color-orange-hover);
  text-decoration: underline;
}

.sister-country {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.sister-population {
  font-variant-numeric: tabular-nums;
  color: var(--color-text-secondary);
}

/* Footer */
.site-footer {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding: 2rem 0;
  margin-top: auto;
  text-align: center;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.site-footer p {
  margin-bottom: 0.5rem;
}

/* Responsive */
@media (max-width: 768px) {
  .site-header .container {
    flex-wrap: wrap;
    height: auto;
    padding: 0.5rem 1rem;
    gap: 0.5rem;
  }
  
  .logo {
    font-size: 1rem;
  }
  
  .main-nav {
    order: 3;
    width: 100%;
    justify-content: center;
    gap: 1rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--color-border);
  }
  
  .header-actions {
    gap: 0.5rem;
  }
  
  .language-selector span {
    display: none;
  }
  
  .theme-toggle {
    padding: 0.25rem;
  }
}

@media (max-width: 640px) {
  .stats-row {
    flex-direction: column;
    gap: 1rem;
  }
  
  .search-form {
    flex-direction: column;
  }
  
  .main-nav a {
    font-size: 0.875rem;
  }
  
  .city-hero-overlay h1,
  .city-header-text h1 {
    font-size: 1.75rem;
  }
}

/* Weather Bar */
.weather-bar {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 1.5rem;
}

.weather-content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  font-size: 1.1rem;
}

.weather-icon {
  width: 40px;
  height: 40px;
}

.weather-temp {
  font-weight: 600;
  font-size: 1.25rem;
  color: var(--color-text);
}

.weather-condition {
  color: var(--color-text-muted);
  font-size: 1.1rem;
}

.weather-separator {
  color: var(--color-border);
  font-size: 1.25rem;
}

.weather-time {
  color: var(--color-text-muted);
  font-size: 1.1rem;
}

.weather-sun {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--color-text-muted);
  font-size: 1.1rem;
}

.weather-sun svg {
  color: var(--color-warning, #f59e0b);
  flex-shrink: 0;
}

/* FAQ Section */
.city-faq {
  margin-top: 3rem;
}

.city-faq h2 {
  /* font-size and margin handled by .section-title-bar */
}

.city-faq .faq-list {
  max-width: 800px;
}

.city-faq .faq-item {
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--color-border);
}

.city-faq .faq-item:first-child {
  padding-top: 0;
}

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

.city-faq .faq-question {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}

.city-faq .faq-answer {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.city-faq .faq-answer a {
  color: var(--color-primary);
  text-decoration: underline;
}

.city-faq .faq-answer a:hover {
  color: var(--color-primary-hover);
}

.city-faq .faq-answer b,
.city-faq .faq-answer strong {
  font-weight: 600;
  color: var(--color-text);
}

.city-faq .faq-answer i,
.city-faq .faq-answer em {
  font-style: italic;
}

.city-sources {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.city-sources .sources-list {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
}

.city-sources .sources-list li {
  font-size: 0.95rem;
  color: var(--color-text);
  position: relative;
  padding-left: 1rem;
}

.city-sources .sources-list li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--color-orange);
  font-weight: bold;
}

.city-sources .sources-list li a {
  color: var(--color-orange);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition);
}

.city-sources .sources-list li a:hover {
  color: var(--color-orange-hover);
  text-decoration: underline;
}

.city-sources .source-date {
  color: var(--color-text-secondary);
  font-size: 0.85rem;
}

@media (max-width: 640px) {
  .weather-bar {
    padding: 0.75rem 1rem;
  }
  
  .weather-content {
    gap: 0.5rem;
    font-size: 1rem;
    flex-wrap: wrap;
  }
  
  .weather-icon {
    width: 32px;
    height: 32px;
  }
  
  .weather-temp {
    font-size: 1.1rem;
  }
  
}

/* Custom Pages */
.custom-page .page-header h1 {
  font-size: 2.25rem;
  color: var(--color-text-primary);
}

.custom-page .page-body {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--color-text-primary);
}

.custom-page .page-body p {
  margin-bottom: 1rem;
}

.custom-page .page-body h2 {
  font-size: 1.75rem;
  margin: 2rem 0 1rem;
  color: var(--color-text-primary);
}

.custom-page .page-body h3 {
  font-size: 1.4rem;
  margin: 1.5rem 0 0.75rem;
  color: var(--color-text-primary);
}

.custom-page .page-body ul,
.custom-page .page-body ol {
  margin: 1rem 0;
  padding-left: 2rem;
}

.custom-page .page-body li {
  margin-bottom: 0.5rem;
}

.custom-page .page-body a {
  color: var(--color-orange);
}

.custom-page .page-body a:hover {
  color: var(--color-orange-hover);
}

/* Cities Shortcode Table */
.cities-shortcode-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 1rem;
}

.cities-shortcode-table th,
.cities-shortcode-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.cities-shortcode-table th {
  background: var(--color-bg);
  font-weight: 600;
  color: var(--color-text-primary);
}

.cities-shortcode-table tr:hover {
  background: var(--color-bg-hover);
}

.cities-shortcode-table a {
  color: var(--color-orange);
  text-decoration: none;
}

.cities-shortcode-table a:hover {
  text-decoration: underline;
}

.cities-shortcode-table .capital-star {
  color: gold;
  font-size: 0.85em;
}

/* Countries Shortcode Table */
.countries-table-wrapper {
  max-height: 500px;
  margin: 1.5rem 0;
}

.countries-shortcode-table .col-country {
  min-width: 180px;
}

.countries-shortcode-table .col-pop {
  width: 80px;
  text-align: center;
}

.countries-shortcode-table .country-name-cell {
  font-weight: 500;
}

.countries-shortcode-table .pop-cell {
  text-align: center;
  font-weight: 500;
}

.countries-shortcode-table .pop-total {
  display: block;
  font-size: 0.75rem;
  font-weight: 400;
  color: #666;
  margin-top: 2px;
}

[data-theme="dark"] .countries-shortcode-table .pop-total {
  color: #999;
}

.countries-shortcode-table .sort-arrow {
  margin-left: 0.25rem;
  font-size: 0.7rem;
  opacity: 0.8;
}

@media (max-width: 768px) {
  .custom-page .page-header h1 {
    font-size: 1.75rem;
  }
  
  .cities-shortcode-table {
    font-size: 0.9rem;
  }
  
  .cities-shortcode-table th,
  .cities-shortcode-table td {
    padding: 0.5rem;
  }
  
  .countries-shortcode-table .col-pop {
    width: 60px;
  }
  
  .countries-table-wrapper {
    max-height: 400px;
  }
}

/* Read More Section */
.read-more-section {
  padding: 3rem 0;
  background: var(--color-bg);
}

.read-more-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.read-more-list li {
  padding: 0.5rem 0;
}

.read-more-link {
  color: var(--color-orange);
  text-decoration: none;
  font-size: 1.05rem;
  transition: color var(--transition);
}

.read-more-link:hover {
  color: var(--color-orange-hover);
  text-decoration: underline;
}

/* City Novels Section */
.city-novels {
  margin-top: 3rem;
}

/* Coordinates stat value */
.stat-value-coords {
  font-size: 1.1rem !important;
  line-height: 1.4;
}

/* Scrollable wrapper for latitude tables */
.cities-latitude-table-wrapper {
  max-height: 450px;
  overflow-y: auto;
  border: 1px solid var(--color-border);
  border-radius: 8px;
}
.cities-latitude-table-wrapper .cities-shortcode-table {
  margin: 0;
  border: none;
}
.cities-latitude-table-wrapper thead {
  position: sticky;
  top: 0;
  background: var(--color-bg);
  z-index: 1;
}

/* Find City Latitude Widget */
.find-city-latitude-widget {
  margin: 20px 0;
  padding: 20px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
}
.find-city-form {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.city-autocomplete-wrapper {
  position: relative;
  flex: 1;
  min-width: 200px;
}
.city-autocomplete-results {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-top: none;
  border-radius: 0 0 6px 6px;
  max-height: 200px;
  overflow-y: auto;
  z-index: 10000;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}
.autocomplete-item {
  padding: 10px 12px;
  cursor: pointer;
  border-bottom: 1px solid var(--color-border);
}
.autocomplete-item:last-child {
  border-bottom: none;
}
.autocomplete-item:hover {
  background: var(--color-surface);
}
.find-latitude-btn {
  padding: 10px 20px;
  background: var(--color-orange);
  color: white;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.2s;
}
.find-latitude-btn:hover {
  background: var(--color-orange-hover);
}
.latitude-result {
  margin-top: 15px;
}
.latitude-result p {
  font-size: 1.1rem;
  line-height: 1.6;
  margin: 0;
}
.city-link-orange {
  color: var(--color-orange);
  text-decoration: none;
}
.city-link-orange:hover {
  color: var(--color-orange-hover);
  text-decoration: underline;
}

/* Distance Page Styles */
.distance-page .intro-text {
  color: var(--color-text-secondary);
}
.distance-form-container {
  background: rgba(249, 115, 22, 0.06);
  border: 2px solid rgba(249, 115, 22, 0.25);
  border-radius: 12px;
  padding: 28px;
  margin-bottom: 30px;
}
[data-theme="dark"] .distance-form-container {
  background: rgba(249, 115, 22, 0.08);
  border-color: rgba(249, 115, 22, 0.3);
}
.distance-form {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 15px;
}
.city-input-group {
  flex: 1;
  min-width: 200px;
}
.city-input-group label {
  display: block;
  font-weight: 700;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 8px;
  color: var(--color-orange);
}
.city-autocomplete-input {
  width: 100%;
  padding: 12px 14px;
  border: 2px solid var(--color-border);
  border-radius: 8px;
  font-size: 1.05rem;
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.city-autocomplete-input:focus {
  outline: none;
  border-color: var(--color-orange);
  box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.15);
}
.swap-btn {
  width: 44px;
  height: 44px;
  border: 2px solid var(--color-border);
  background: var(--color-bg);
  border-radius: 10px;
  font-size: 1.3rem;
  cursor: pointer;
  transition: all 0.2s;
  flex-shrink: 0;
}
.swap-btn:hover {
  background: var(--color-surface);
  border-color: var(--color-orange);
  color: var(--color-orange);
}
.calculate-btn {
  padding: 12px 28px;
  background: var(--color-orange);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s, box-shadow 0.2s;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(249, 115, 22, 0.25);
}
.calculate-btn:hover {
  background: var(--color-orange-hover);
  box-shadow: 0 4px 12px rgba(249, 115, 22, 0.35);
}
.distance-result {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 25px;
  margin-bottom: 30px;
}
.result-main {
  margin-bottom: 20px;
}
.result-text {
  font-size: 1.25rem;
  line-height: 1.6;
  margin-bottom: 10px;
}
.direction-text {
  color: var(--color-text-secondary);
  font-size: 1rem;
  margin: 0;
}
.coordinates-info {
  padding-top: 15px;
  border-top: 1px solid var(--color-border);
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}
.coordinates-info p {
  margin: 5px 0;
}
.distance-sections {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
}
.nearby-section, .similar-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 20px;
}
.nearby-section h2, .similar-section h2 {
  font-size: 1.1rem;
  margin-bottom: 15px;
  color: var(--color-text);
}
.nearby-cities-list, .similar-distances-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.nearby-city-item, .similar-distance-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
}
.nearby-city-item:last-child, .similar-distance-item:last-child {
  border-bottom: none;
}
.distance-badge {
  background: var(--color-bg);
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  white-space: nowrap;
}
@media (max-width: 600px) {
  .distance-form {
    flex-direction: column;
  }
  .swap-btn {
    align-self: center;
    transform: rotate(90deg);
  }
  .calculate-btn {
    width: 100%;
  }
}

/* Alert messages */
.alert {
  padding: 15px 20px;
  border-radius: 8px;
  margin-bottom: 20px;
}
.alert p {
  margin: 0;
}
.alert-warning {
  background-color: #fef3c7;
  border: 1px solid #f59e0b;
  color: #92400e;
}

/* How we calculate section */
.how-we-calculate {
  margin-top: 30px;
}
.how-we-calculate p {
  margin: 0;
  line-height: 1.8;
  color: var(--color-text-secondary);
}

/* Distance result with map layout */
.distance-result-wrapper {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 30px;
}
@media (min-width: 900px) {
  .distance-result-wrapper {
    flex-direction: row;
    align-items: stretch;
  }
  .distance-result-wrapper .distance-result {
    flex: 1;
    margin-bottom: 0;
  }
  .distance-result-wrapper .distance-map-container {
    flex: 1;
    min-width: 400px;
  }
}
.distance-map-container {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid #e2e8f0;
}
#distance-map {
  height: 300px;
  width: 100%;
  min-height: 250px;
}
@media (min-width: 900px) {
  #distance-map {
    height: 100%;
    min-height: 280px;
  }
}

/* Explore cities section */
.explore-cities-section {
  margin-top: 40px;
}
.explore-cities-section h2 {
  margin-bottom: 20px;
}

/* Time Difference Page Styles */
.time-difference-page h2 {
  font-size: 1.4rem;
  margin: 0 0 16px;
  color: var(--color-text);
}
.time-difference-page h2::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 1.2em;
  background: var(--color-orange);
  margin-right: 0.75rem;
  vertical-align: text-bottom;
  border-radius: 2px;
}
.time-difference-page a {
  color: var(--color-orange);
}
.time-difference-page a:hover {
  color: var(--color-orange-hover);
}
.time-difference-page .intro-text {
  color: var(--color-text-secondary);
  margin-bottom: 6px;
}
.time-difference-page .intro-hint {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin-bottom: 30px;
  opacity: 0.75;
}
.time-form-container {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 25px;
  margin-bottom: 30px;
}
.time-form {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 15px;
}
.time-result-container {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 25px;
  margin-bottom: 30px;
}
.time-cards {
  display: flex;
  align-items: stretch;
  gap: 0;
}
.time-card {
  flex: 1;
  text-align: center;
  padding: 20px;
}
.time-card h3 {
  margin: 0 0 4px 0;
  font-size: 1.2rem;
  color: var(--color-text);
}
.time-card-country {
  margin: 0 0 16px 0;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}
.time-card-clock {
  margin-bottom: 16px;
}
.time-card-clock .time-big {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-orange);
  line-height: 1.2;
}
.time-card-clock .time-date {
  display: block;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin-top: 8px;
}
.time-card-details {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}
.time-card-details p {
  margin: 4px 0;
}
.time-card-details .label {
  font-weight: 600;
  color: var(--color-text);
}
.time-card-separator {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 10px;
}
.separator-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--color-text-secondary);
  flex-shrink: 0;
}
.time-diff-summary {
  margin-top: 24px;
  padding: 24px 20px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--color-primary) 0%, #1e40af 100%);
  color: white;
  text-align: center;
  font-size: 1.35rem;
  line-height: 1.6;
  font-weight: 500;
}
.time-diff-summary strong {
  font-size: 1.6rem;
  font-weight: 700;
}

.best-time-section {
  margin-top: 30px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 28px 24px;
}
.best-time-section h2 {
  margin-bottom: 20px;
}
.best-time-text {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--color-text);
  margin-bottom: 16px;
}
.best-time-text strong {
  color: var(--color-primary);
}
.best-time-tip {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  font-style: italic;
  margin: 16px 0 0;
  padding: 12px 16px;
  background: var(--color-bg-secondary);
  border-radius: 8px;
  border-left: 3px solid var(--color-primary);
}

.best-time-bars {
  margin: 20px 0;
}
.best-time-bar-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.best-time-bar-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  min-width: 100px;
  text-align: right;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.best-time-bar-track {
  flex: 1;
  height: 32px;
  background: var(--color-bg-secondary);
  border-radius: 6px;
  position: relative;
  overflow: hidden;
}
.best-time-bar-fill {
  position: absolute;
  top: 0;
  height: 100%;
  background: linear-gradient(135deg, #3b82f6, #2563eb);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.best-time-bar-fill span {
  font-size: 0.75rem;
  font-weight: 600;
  color: white;
  white-space: nowrap;
}
.best-time-bar-fill-2 {
  background: linear-gradient(135deg, #f59e0b, #d97706);
}
.best-time-bar-hours {
  display: flex;
  justify-content: space-between;
  padding-left: 112px;
  margin-top: 4px;
}
.best-time-bar-hours span {
  font-size: 0.7rem;
  color: var(--color-text-secondary);
}

@media (max-width: 768px) {
  .best-time-bar-label {
    min-width: 70px;
    font-size: 0.75rem;
  }
  .best-time-bar-hours {
    padding-left: 82px;
  }
  .best-time-section {
    padding: 20px 16px;
  }
}
.time-error {
  background: #fef2f2;
  border: 1px solid #fca5a5;
  border-radius: 12px;
  padding: 20px;
  text-align: center;
  color: #991b1b;
}
.time-error p {
  margin: 0;
}
.time-loading {
  text-align: center;
  padding: 40px;
  color: var(--color-text-secondary);
}
.time-spinner {
  display: inline-block;
  width: 32px;
  height: 32px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-orange);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 10px;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}
@media (max-width: 600px) {
  .time-cards {
    flex-direction: column;
  }
  .time-card-separator {
    padding: 10px 0;
  }
  .separator-icon {
    transform: rotate(90deg);
  }
  .time-card-clock .time-big {
    font-size: 2rem;
  }
}

.why-time-difference {
  margin-top: 30px;
}
.why-time-difference p {
  margin: 0;
  line-height: 1.8;
  color: var(--color-text-secondary);
}

.explore-both-cities {
  margin-top: 30px;
}
.explore-both-cities h2 {
  margin-bottom: 20px;
}
.explore-both-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.explore-both-grid .city-card {
  display: flex;
  flex-direction: column;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-card);
  text-decoration: none;
  color: inherit;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.explore-both-grid .city-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.1);
}
.explore-both-grid .city-image {
  height: 180px;
  background-size: cover;
  background-position: center;
}
.explore-both-grid .city-info {
  padding: 16px;
}
.explore-both-grid .city-info h3 {
  margin: 0 0 4px;
  font-size: 1.15rem;
  color: var(--color-text);
}
.explore-both-grid .city-country {
  margin: 0 0 4px;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}
.explore-both-grid .city-population {
  margin: 0 0 6px;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}
.view-city-link {
  display: inline-block;
  margin-top: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-orange);
}
@media (max-width: 600px) {
  .explore-both-grid {
    grid-template-columns: 1fr;
  }
}

/* Day & Night Map Page */
.day-night-page h2 {
  font-size: 1.3rem;
  margin: 0 0 16px;
  color: var(--color-text);
}
.day-night-page h2::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 1.2em;
  background: var(--color-orange);
  margin-right: 0.75rem;
  vertical-align: text-bottom;
  border-radius: 2px;
}
.day-night-page .intro-text {
  color: var(--color-text-secondary);
  margin-bottom: 24px;
}
.day-night-page a {
  color: var(--color-orange);
}
.day-night-page a:hover {
  color: var(--color-orange-hover);
}
.day-night-map-container {
  margin-bottom: 30px;
}
#day-night-map.leaflet-container,
#day-night-map {
  background: transparent !important;
}
.dn-highlights {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  margin: 20px 0 28px;
}
.dn-highlight-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-radius: 10px;
  text-decoration: none;
  color: var(--color-text);
  border: 1px solid var(--color-border);
  background: var(--color-card-bg);
  transition: box-shadow 0.2s;
}
.dn-highlight-card:hover {
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}
.dn-card-icon {
  font-size: 1.6rem;
  line-height: 1;
  flex-shrink: 0;
}
.dn-card-body {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
  flex: 1;
}
.dn-card-label {
  font-size: 0.78rem;
  color: var(--color-text-secondary);
  line-height: 1.3;
}
.dn-card-city {
  font-size: 0.95rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.dn-card-time {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  white-space: nowrap;
  margin-left: auto;
}
@media (max-width: 1100px) {
  .dn-highlights {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media (max-width: 700px) {
  .dn-highlights {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 480px) {
  .dn-highlights {
    grid-template-columns: 1fr;
  }
}
.dn-card-zenith {
  border-color: rgba(251, 191, 36, 0.35);
  background: linear-gradient(135deg, rgba(251, 191, 36, 0.08), var(--color-card-bg));
}
.dn-legend {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  padding: 10px 16px;
  margin-bottom: 12px;
  border-radius: 8px;
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}
.dn-legend-title {
  font-weight: 600;
  color: var(--color-text);
  margin-right: 4px;
}
.dn-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.dn-legend-dot {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.85);
  box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}
.dn-legend-day {
  background: rgb(175, 180, 185);
}
.dn-legend-dawn-dot {
  background: rgb(251, 191, 36);
}
.dn-legend-night-dot {
  background: rgb(55, 55, 60);
}
.dn-legend-line {
  display: inline-block;
  width: 20px;
  height: 3px;
  background: rgba(0,0,0,0.4);
  border-radius: 2px;
}
.dn-legend-zenith-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: radial-gradient(circle, #ffcc00 30%, #ff8800 100%);
  border: 1px solid rgba(255, 255, 255, 0.8);
  box-shadow: 0 0 4px 1px rgba(255, 170, 0, 0.5);
  margin-right: 5px;
  vertical-align: middle;
}
.dn-card-zenith .dn-card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.6rem;
  height: 1.6rem;
}
.dn-zenith-icon-card {
  display: block;
  width: 16px;
  height: 16px;
  min-width: 16px;
  max-width: 16px;
  min-height: 16px;
  max-height: 16px;
  flex-shrink: 0;
  animation: none;
  aspect-ratio: 1 / 1;
}
.dn-zenith-marker {
  background: transparent !important;
  border: none !important;
}
.dn-zenith-icon {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: radial-gradient(circle, #ffcc00 30%, #ff8800 100%);
  border: 1.5px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 0 6px 2px rgba(255, 170, 0, 0.5);
  animation: dn-zenith-pulse 4s ease-in-out infinite;
}
@keyframes dn-zenith-pulse {
  0%, 100% { box-shadow: 0 0 6px 2px rgba(255, 170, 0, 0.45); }
  50% { box-shadow: 0 0 10px 4px rgba(255, 170, 0, 0.7); }
}
.zenith-section {
  margin-top: 30px;
}
.map-update-info {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}
.update-indicator {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  transition: transform 0.3s ease;
}
.update-indicator.pulse {
  animation: dn-pulse 0.6s ease-out;
}
@keyframes dn-pulse {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.8); opacity: 0.5; }
  100% { transform: scale(1); opacity: 1; }
}

.dn-category {
  margin-bottom: 40px;
}
.dn-category h2 {
  padding-left: 0;
}
.dn-category h2 .dn-count {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--color-text-secondary);
}
.daylight-summary {
  margin: 30px 0;
  padding: 0;
  line-height: 1.8;
  font-size: 0.95rem;
  color: var(--color-text);
}
.daylight-summary p {
  margin: 0;
}
.daylight-summary strong {
  color: var(--color-text);
}
.dn-desc {
  margin: 0 0 16px 0;
  line-height: 1.7;
  color: var(--color-text-secondary);
  font-size: 0.93rem;
}
.dn-daylight {
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.dn-table-wrap {
  overflow-x: auto;
  max-height: 450px;
  overflow-y: auto;
  border: 1px solid var(--color-border);
  border-radius: 10px;
}
.dn-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}
.dn-table thead {
  background: var(--color-bg);
  position: sticky;
  top: 0;
  z-index: 2;
}
.dn-table th {
  padding: 10px 14px;
  text-align: left;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
  white-space: nowrap;
}
.dn-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
}
.dn-table tbody tr:last-child td {
  border-bottom: none;
}
.dn-table tbody tr:hover {
  background: var(--color-surface);
}
.dn-time {
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.dn-pop {
  color: var(--color-text-secondary);
  font-size: 0.85rem;
}
.dn-badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 500;
  white-space: nowrap;
}
.dn-badge-dawn {
  background: #fff7ed;
  color: #c2410c;
  border: 1px solid #fed7aa;
}
.dn-badge-dusk {
  background: #f5f3ff;
  color: #6d28d9;
  border: 1px solid #ddd6fe;
}
.tag-capital-sm {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  background: var(--color-orange);
  color: #fff;
  vertical-align: middle;
  margin-left: 4px;
}
.dn-empty {
  padding: 20px;
  text-align: center;
  color: var(--color-text-secondary);
  font-style: italic;
}
.day-night-tables-loading {
  text-align: center;
  padding: 40px;
  color: var(--color-text-secondary);
}
.day-night-page .how-we-calculate {
  margin-top: 30px;
}
.day-night-page .how-we-calculate p {
  margin: 0;
  line-height: 1.8;
  color: var(--color-text-secondary);
}
.dn-marker {
  background: transparent !important;
  border: none !important;
}
.understanding-section {
  margin-top: 30px;
}
.understanding-section h2 {
  margin-bottom: 12px;
}
.understanding-section h3 {
  margin-top: 24px;
  margin-bottom: 8px;
}
.understanding-section p {
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 10px;
}
.understanding-section ul {
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin: 8px 0 12px 20px;
  padding: 0;
}
.understanding-section li {
  margin-bottom: 4px;
}
.day-night-page .faq-section {
  margin-top: 30px;
}
@media (max-width: 768px) {
  #day-night-map {
    height: 50vw !important;
    min-height: 280px !important;
  }
  .dn-table {
    font-size: 0.85rem;
  }
  .dn-table th, .dn-table td {
    padding: 8px 10px;
  }
}
@media (max-width: 480px) {
  #day-night-map {
    height: 60vw !important;
    min-height: 250px !important;
  }
}

/* Sunrise / Sunset page */
.sun-form {
  justify-content: flex-start;
}
.ss-hint-text {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  margin-bottom: 8px;
}
.ss-limited-note {
  color: var(--color-text-secondary);
  font-size: 0.85rem;
  margin-top: 8px;
  font-style: italic;
}
.ss-chart-desc {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  margin-bottom: 16px;
  line-height: 1.6;
}
.ss-faq-item {
  margin-bottom: 20px;
}
.ss-faq-item h3 {
  font-size: 1.05rem;
  margin-bottom: 6px;
  color: var(--color-text);
}
.ss-faq-item p {
  color: var(--color-text-secondary);
  line-height: 1.7;
}
.sunrise-sunset-page a:not(.city-card):not(.calculate-btn):not(.nav-link):not(.lang-link) {
  color: var(--color-orange);
  text-decoration: none;
}
.sunrise-sunset-page a:not(.city-card):not(.calculate-btn):not(.nav-link):not(.lang-link):hover {
  color: var(--color-orange-hover);
  text-decoration: underline;
}
.sunrise-sunset-page .explore-both-grid {
  grid-template-columns: repeat(3, 1fr);
}
.ss-summary-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin: 24px 0;
}
.ss-summary-card {
  padding: 16px 18px;
  border-radius: 10px;
  border: 1px solid var(--color-border);
  background: var(--color-card-bg);
}
.ss-card-label {
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
}
.ss-card-detail {
  font-size: 0.95rem;
  margin-bottom: 3px;
  color: var(--color-text);
}
.ss-card-date {
  color: var(--color-text-secondary);
  font-size: 0.85rem;
}
.ss-card-today {
  border-left: 3px solid var(--color-orange);
  border-radius: 10px;
}
.ss-card-longest {
  border-left: 3px solid #f59e0b;
  border-radius: 10px;
}
.ss-card-shortest {
  border-left: 3px solid #6366f1;
  border-radius: 10px;
}
.ss-chart-section {
  margin: 30px 0;
}
.ss-chart-container {
  height: 400px;
  position: relative;
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 16px;
}
.ss-tables-section {
  margin-top: 30px;
}
details.ss-month-block {
  margin-bottom: 8px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
}
details.ss-month-block[open] {
  margin-bottom: 16px;
}
.ss-month-header {
  padding: 12px 16px;
  cursor: pointer;
  background: var(--color-surface);
  user-select: none;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.ss-month-header::-webkit-details-marker {
  display: none;
}
.ss-month-header::after {
  content: '';
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--color-text-secondary);
  border-bottom: 2px solid var(--color-text-secondary);
  transform: rotate(-45deg);
  transition: transform 0.2s ease;
  flex-shrink: 0;
  margin-left: 12px;
}
details.ss-month-block[open] > .ss-month-header::after {
  transform: rotate(45deg);
}
.ss-month-header h3 {
  margin: 0;
  font-size: 1.05rem;
}
details.ss-month-block .ss-table {
  border-top: 1px solid var(--color-border);
}
.ss-table {
  width: 100%;
}
.ss-today-row {
  background: rgba(245, 158, 11, 0.08) !important;
  font-weight: 600;
}
.ss-today-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  background: var(--color-orange);
  color: #fff;
  padding: 1px 6px;
  border-radius: 4px;
  margin-left: 4px;
  vertical-align: middle;
}
@media (max-width: 900px) {
  .ss-summary-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 768px) {
  .sunrise-sunset-page .explore-both-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 600px) {
  .ss-summary-cards {
    grid-template-columns: 1fr;
  }
  .ss-chart-container {
    height: 300px;
    padding: 10px;
  }
  .ss-twilight-col {
    display: none;
  }
  .sunrise-sunset-page .explore-both-grid {
    grid-template-columns: 1fr;
  }
}