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

:root {
  --primary-color: #2c5530;
  --secondary-color: #6b8e23;
  --accent-color: #d4a574;
  --text-color: #333;
  --text-light: #666;
  --bg-color: #ffffff;
  --bg-light: #f9f9f9;
  --border-color: #e0e0e0;
  --shadow: 0 2px 8px rgba(0,0,0,0.1);
  --shadow-hover: 0 4px 16px rgba(0,0,0,0.15);
}

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

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

/* Header & Navigation */
.site-header {
  background: var(--bg-color);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow);
}

.nav-main {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.site-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--primary-color);
  text-decoration: none;
  transition: color 0.3s;
}

.site-title:hover {
  color: var(--secondary-color);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-links a {
  color: var(--text-color);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s;
  position: relative;
}

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

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: width 0.3s;
}

.nav-links a:hover::after {
  width: 100%;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 4px;
}

.menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--primary-color);
  transition: 0.3s;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  color: white;
  padding: 4rem 2rem;
  text-align: center;
  margin-bottom: 3rem;
}

.hero-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  font-weight: 700;
}

.hero-subtitle {
  font-size: 1.3rem;
  opacity: 0.9;
  margin-bottom: 1rem;
  font-weight: 300;
}

.hero-description {
  font-size: 1.1rem;
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.8;
  opacity: 0.95;
}

/* Content Sections */
.content-section, .highlight-section, .explore-section, .context-section {
  padding: 3rem 2rem;
}

.content-section {
  background: var(--bg-light);
}

h2 {
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 2rem;
  text-align: center;
}

/* Mission Cards */
.mission-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.mission-card {
  background: white;
  padding: 2rem;
  border-radius: 8px;
  box-shadow: var(--shadow);
  transition: transform 0.3s, box-shadow 0.3s;
}

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

.mission-card h3 {
  color: var(--primary-color);
  margin-bottom: 1rem;
  font-size: 1.3rem;
}

/* Alert Box */
.alert-box {
  background: #fff3cd;
  border-left: 4px solid #ffc107;
  padding: 1.5rem;
  margin: 2rem auto;
  max-width: 900px;
  border-radius: 4px;
}

.alert-box p {
  margin-bottom: 0.5rem;
}

.alert-box p:last-child {
  margin-bottom: 0;
}

/* Navigation Cards */
.nav-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
}

.nav-card {
  background: white;
  padding: 2rem;
  border-radius: 8px;
  box-shadow: var(--shadow);
  text-decoration: none;
  color: var(--text-color);
  transition: transform 0.3s, box-shadow 0.3s;
  border: 1px solid var(--border-color);
}

.nav-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
  border-color: var(--primary-color);
}

.nav-card h3 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.nav-card p {
  color: var(--text-light);
  font-size: 0.95rem;
}

/* Context Section */
.context-section {
  max-width: 900px;
  margin: 0 auto;
  line-height: 1.8;
}

.context-section p {
  margin-bottom: 1rem;
}

/* Page Content */
.page-content {
  padding: 3rem 0;
  min-height: 60vh;
}

.page-article {
  max-width: 900px;
  margin: 0 auto;
}

.page-header {
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--primary-color);
}

.page-title {
  font-size: 2.5rem;
  color: var(--primary-color);
}

.page-body {
  line-height: 1.8;
}

.page-body h2 {
  margin-top: 2rem;
  margin-bottom: 1rem;
  text-align: left;
  font-size: 1.8rem;
}

.page-body h3 {
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
  color: var(--secondary-color);
  font-size: 1.3rem;
}

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

.page-body img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 2rem 0;
  box-shadow: var(--shadow);
}

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

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

/* Gallery Grid */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
}

.gallery-item {
  background: white;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.3s;
}

.gallery-item:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-hover);
}

.gallery-item img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  margin: 0;
}

.gallery-caption {
  padding: 1rem;
  font-size: 0.9rem;
  color: var(--text-light);
  font-style: italic;
}

/* Footer */
.site-footer {
  background: var(--primary-color);
  color: white;
  padding: 3rem 2rem 1rem;
  margin-top: 4rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-info h3, .footer-links h3 {
  margin-bottom: 1rem;
  color: var(--accent-color);
}

.footer-info p, .footer-links a {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
}

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

.footer-links li {
  margin-bottom: 0.5rem;
}

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

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }
  
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 1rem;
    box-shadow: var(--shadow);
    display: none;
    gap: 0;
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .nav-links li {
    width: 100%;
    padding: 0.5rem 0;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-subtitle {
    font-size: 1.1rem;
  }
  
  .mission-grid, .nav-cards {
    grid-template-columns: 1fr;
  }
  
  h2 {
    font-size: 1.6rem;
  }
  
  .page-title {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 2rem 1rem;
  }
  
  .hero-title {
    font-size: 1.5rem;
  }
  
  .content-section, .highlight-section, .explore-section, .context-section {
    padding: 2rem 1rem;
  }
}