:root {
  --primary-color: #795548;
  --primary-dark: #5D4037;
  --primary-light: #D7CCC8;
  --accent-color: #8BC34A;
  --text-light: #FFFFFF;
  --text-dark: #212121;
  --background-light: #F5F5F5;
}

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

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

header {
  background-color: var(--primary-color);
  color: var(--text-light);
  padding: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo img {
  width: 40px;
  height: 40px;
}

nav ul {
  display: flex;
  list-style: none;
  gap: 20px;
}

nav a {
  color: var(--text-light);
  text-decoration: none;
  padding: 0.5rem;
}

nav a:hover {
  text-decoration: underline;
}

.hero {
  background-color: var(--primary-light);
  text-align: center;
  padding: 4rem 2rem;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: var(--primary-dark);
}

.hero p {
  font-size: 1.2rem;
  max-width: 800px;
  margin: 0 auto 2rem;
}

.btn {
  display: inline-block;
  background-color: var(--accent-color);
  color: var(--text-light);
  padding: 0.8rem 1.5rem;
  text-decoration: none;
  border-radius: 4px;
  font-weight: bold;
  transition: background-color 0.3s;
}

.btn:hover {
  background-color: #7CB342;
}

.features {
  padding: 3rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.features h2 {
  text-align: center;
  margin-bottom: 2rem;
  font-size: 2rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.feature-card {
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 1.5rem;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.feature-card h3 {
  margin-bottom: 1rem;
  color: var(--primary-dark);
}

.feature-icon {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.download-container {
  text-align: center;
  padding: 2rem;
}

.download-container p {
  margin: 1rem 0;
}

footer {
  background-color: var(--primary-dark);
  color: var(--text-light);
  text-align: center;
  padding: 1.5rem;
  margin-top: 2rem;
}

.footer-links {
  margin-top: 0.5rem;
}

footer a {
  color: var(--text-light);
  margin: 0 10px;
}

@media (max-width: 768px) {
  header {
    flex-direction: column;
    padding: 1rem;
  }
  
  nav ul {
    margin-top: 1rem;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
}