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

:root {
  --primary-color: #2563eb;
  --primary-hover: #1d4ed8;
  --text-primary: #1f2937;
  --text-secondary: #6b7280;
  --bg-light: #f9fafb;
  --bg-white: #ffffff;
  --border-color: #e5e7eb;
  --success-color: #10b981;
  --danger-color: #ef4444;
  --warning-color: #f59e0b;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-light);
}

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

/* Header */
.header {
  background-color: var(--bg-white);
  border-bottom: 1px solid var(--border-color);
  padding: 20px 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
}

.header-buttons {
  display: flex;
  gap: 12px;
}

/* Buttons */
.btn {
  padding: 10px 24px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
  outline: none;
}

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

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

.btn-outline {
  background-color: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-outline:hover {
  background-color: var(--bg-light);
}

.btn-lg {
  padding: 14px 32px;
  font-size: 16px;
}

/* Hero Section */
.hero {
  padding: 80px 0;
  background-color: var(--bg-white);
}

.hero-content {
  display: flex;
  align-items: center;
  gap: 60px;
}

.hero-text {
  flex: 1;
}

.hero-title {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.2;
}

.hero-description {
  font-size: 18px;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

.hero-image {
  flex: 1;
}

.hero-image img {
  width: 100%;
  height: auto;
  border-radius: 12px;
}

/* About Section */
.about {
  padding: 80px 0;
  background-color: var(--bg-light);
}

.section-title {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 32px;
  text-align: center;
}

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

.about-text {
  font-size: 16px;
  color: var(--text-secondary);
  margin-bottom: 20px;
  line-height: 1.8;
}

.about-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-top: 32px;
}

/* Features Section */
.features {
  padding: 80px 0;
  background-color: var(--bg-white);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.feature-card {
  padding: 32px;
  border-radius: 12px;
  transition: transform 0.2s;
}

.feature-card:hover {
  transform: translateY(-4px);
}

.feature-card-gray {
  background-color: #f3f4f6;
}

.feature-card-red {
  background-color: #fee2e2;
}

.feature-card-blue {
  background-color: #dbeafe;
}

.feature-card-green {
  background-color: #d1fae5;
}

.feature-card-yellow {
  background-color: #fef3c7;
}

.feature-card-purple {
  background-color: #e9d5ff;
}

.feature-card-lime {
  background-color: #d9f99d;
}

.feature-card-orange {
  background-color: #fed7aa;
}

.feature-icon {
  font-size: 32px;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.feature-title {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
}

.feature-description {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Contact Section */
.contact {
  padding: 80px 0;
  background-color: var(--bg-light);
}

.contact-content {
  display: flex;
  gap: 60px;
  align-items: center;
  max-width: 900px;
  margin: 0 auto;
}

.contact-form {
  flex: 1;
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}

.contact-illustration {
  flex: 0 0 200px;
  text-align: center;
}

.contact-icon {
  font-size: 120px;
  color: var(--primary-color);
}

/* Footer */
.footer {
  background-color: var(--text-primary);
  color: white;
  padding: 32px 0;
  text-align: center;
}

/* Catalog Page */
.catalog-hero {
  padding: 40px 0;
  background-color: var(--bg-white);
  text-align: center;
}

.catalog-map {
  max-width: 400px;
  margin: 0 auto 24px;
}

.catalog-map img {
  width: 100%;
  height: auto;
}

.catalog-title {
  font-size: 36px;
  font-weight: 700;
}

/* Search Section */
.search-section {
  padding: 40px 0;
  background-color: var(--bg-light);
}

.search-title {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 16px;
  text-align: center;
}

.search-box {
  max-width: 600px;
  margin: 0 auto;
  position: relative;
}

.search-input {
  width: 100%;
  padding: 14px 20px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 16px;
}

.search-results {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  margin-top: 8px;
  max-height: 400px;
  overflow-y: auto;
  display: none;
  z-index: 10;
}

.search-results.active {
  display: block;
}

.search-result-item {
  padding: 12px 20px;
  cursor: pointer;
  transition: background-color 0.2s;
  border-bottom: 1px solid var(--border-color);
}

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

.search-result-item:hover {
  background-color: var(--bg-light);
}

.search-result-name {
  font-weight: 500;
  color: var(--text-primary);
}

.search-result-meta {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* Regions Section */
.regions-section {
  padding: 60px 0;
}

.regions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 16px;
}

.region-card {
  background-color: var(--bg-white);
  padding: 20px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 12px;
}

.region-card:hover {
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.region-icon {
  width: 40px;
  height: 40px;
  background-color: #dc2626;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 20px;
}

.region-name {
  font-weight: 500;
  color: var(--text-primary);
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  overflow-y: auto;
}

.modal.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-content {
  background-color: var(--bg-white);
  padding: 40px;
  border-radius: 12px;
  max-width: 800px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  position: relative;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 28px;
  font-weight: 300;
  color: var(--text-secondary);
  cursor: pointer;
  transition: color 0.2s;
}

.modal-close:hover {
  color: var(--text-primary);
}

.modal-title {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 24px;
}

.districts-grid,
.settlements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}

.district-item,
.settlement-item {
  background-color: var(--bg-light);
  padding: 16px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
  text-align: center;
  font-weight: 500;
}

.district-item:hover,
.settlement-item:hover {
  background-color: var(--primary-color);
  color: white;
}

/* Settlement Page */
.settlement-header {
  padding: 40px 0;
  background-color: var(--bg-white);
  border-bottom: 1px solid var(--border-color);
}

.settlement-title-row {
  display: flex;
  align-items: center;
  gap: 16px;
}

.settlement-name {
  font-size: 36px;
  font-weight: 700;
}

.settlement-status {
  padding: 6px 16px;
  background-color: #d1fae5;
  color: #065f46;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 500;
}

.settlement-info {
  padding: 60px 0;
}

.settlement-grid {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 40px;
}

.info-card {
  background-color: var(--bg-white);
  padding: 32px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  margin-bottom: 32px;
}

.info-item {
  display: flex;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border-color);
}

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

.info-icon {
  font-size: 24px;
  color: var(--primary-color);
  flex-shrink: 0;
}

.info-content h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.info-content p {
  font-size: 16px;
  color: var(--text-primary);
}

.info-link {
  color: var(--primary-color);
  cursor: pointer;
  text-decoration: none;
}

.info-link:hover {
  text-decoration: underline;
}

.action-buttons {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 40px;
}

.gallery-section,
.attractions-section,
.population-section {
  margin-bottom: 40px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.gallery-item {
  aspect-ratio: 16 / 9;
  border-radius: 8px;
  overflow: hidden;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.population-chart {
  background-color: var(--bg-white);
  padding: 32px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
}

.chart-bars {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  height: 300px;
  gap: 8px;
}

.chart-bar {
  flex: 1;
  background-color: var(--primary-color);
  border-radius: 4px 4px 0 0;
  position: relative;
  transition: background-color 0.2s;
}

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

.chart-bar-label {
  position: absolute;
  top: -24px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-primary);
}

.chart-bar-year {
  position: absolute;
  bottom: -24px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 11px;
  color: var(--text-secondary);
}

.map-card {
  background-color: var(--bg-white);
  padding: 20px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  position: sticky;
  top: 100px;
}

.modal-body {
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-secondary);
}

.modal-list {
  list-style: none;
}

.modal-list-item {
  padding: 16px;
  background-color: var(--bg-light);
  border-radius: 8px;
  margin-bottom: 12px;
}

.modal-list-item h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.modal-list-item p {
  font-size: 14px;
  color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
  .hero-content {
    flex-direction: column;
  }

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

  .action-buttons {
    grid-template-columns: 1fr;
  }

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

  .contact-content {
    flex-direction: column;
  }

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