<style>
:root {
  --primary: #2c5f2d; /* Lesní zelená - důvěra, příroda */
  --secondary: #97bc62; /* Světlejší zelená */
  --accent: #f4b41a; /* Akcentní žlutá pro CTA */
  --text-dark: #333;
  --text-light: #fff;
  --bg-gray: #f9f9f9;
  --transition: all 0.3s ease;
}

/* Reset & Base */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { 
  font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; 
  line-height: 1.6; 
  color: var(--text-dark); 
  background: #fff;
}

/* Typography */
h1, h2, h3 { line-height: 1.2; margin-bottom: 1rem; }
h1 { font-size: 3rem; }
h2 { font-size: 2.2rem; color: var(--primary); text-align: center; margin-bottom: 2.5rem; }
p { margin-bottom: 1.2rem; font-size: 1.1rem; }

/* Layout */
section { padding: 80px 20px; max-width: 1100px; margin: 0 auto; }
.container { width: 100%; }

/* Header & Navigation */
header {
  position: fixed;
  top: 0; width: 100%;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  z-index: 1000;
}
nav {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
}
.logo { font-weight: bold; font-size: 1.5rem; color: var(--primary); text-decoration: none; }
.nav-links { display: flex; list-style: none; }
.nav-links li { margin-left: 20px; }
.nav-links a { 
  text-decoration: none; color: var(--text-dark); 
  font-weight: 500; font-size: 0.9rem;
  transition: var(--transition);
  text-transform: uppercase;
}
.nav-links a:hover, .nav-links a.active { color: var(--primary); }

/* Hero Section */
#home {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), 
    url('https://images.unsplash.com/photo-1500382017468-9049fed747ef?auto=format&fit=crop&w=1600&q=80'); /* Placeholder image */
  background-size: cover;
  background-position: center;
  color: var(--text-light);
  padding-top: 80px;
}
.hero-content { max-width: 800px; }
.cta-buttons { margin-top: 2rem; display: flex; gap: 15px; justify-content: center; }
.btn {
  padding: 12px 30px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  transition: var(--transition);
  display: inline-block;
}
.btn-primary { background: var(--accent); color: #000; }
.btn-primary:hover { background: #e0a316; transform: translateY(-2px); }
.btn-outline { border: 2px solid var(--text-light); color: var(--text-light); }
.btn-outline:hover { background: var(--text-light); color: #000; }

/* Program Grid */
.program-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 20px;
}
.program-card {
  background: var(--bg-gray);
  padding: 30px;
  border-radius: 8px;
  border-bottom: 4px solid var(--primary);
  transition: var(--transition);
}
.program-card:hover { transform: translateY(-5px); box-shadow: 0 5px 15px rgba(0,0,0,0.1); }
.program-card h3 { color: var(--primary); display: flex; align-items: center; gap: 10px; }

/* Zapojte se section */
#zapojte-se { background: var(--primary); color: var(--text-light); text-align: center; }
#zapojte-se h2 { color: var(--text-light); }
.join-list { list-style: none; margin: 2rem 0; font-size: 1.2rem; }
.join-list li { margin: 10px 0; }

/* People & Contact */
.people-placeholder {
  background: #eee; border: 2px dashed #ccc;
  padding: 50px; text-align: center; border-radius: 8px;
}
.contact-info { text-align: center; font-size: 1.2rem; }
.map-placeholder {
  width: 100%; height: 300px; background: #ddd;
  margin-top: 30px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
}

/* Footer */
footer { background: #222; color: #ccc; padding: 40px 20px; text-align: center; }

/* Mobile Adjustments */
@media (max-width: 768px) {
  .nav-links { display: none; } /* V reálném webu by zde bylo hamburger menu */
  h1 { font-size: 2.2rem; }
  h2 { font-size: 1.8rem; }
  .cta-buttons { flex-direction: column; }
}
</style>