:root {
  --primary-color: #4caf50;
  --primary-dark: #45a049;
  --text-color: #2c3e50;
  --text-light: #666;
  --background: #f8f9fa;
  --white: #ffffff;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, sans-serif;
  background-color: var(--background);
  color: var(--text-color);
  line-height: 1.6;
}

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

header {
  text-align: center;
  margin-bottom: 4rem;
  padding: 2rem 0;
}

header h1 {
  font-size: 3.5rem;
  color: var(--text-color);
  margin-bottom: 1rem;
}

header h1 i {
  color: var(--primary-color);
}

header p {
  font-size: 1.5rem;
  color: var(--primary-color);
  font-weight: 500;
  margin-bottom: 1rem;
}

.subtitle {
  font-size: 1.2rem;
  color: var(--text-light);
  max-width: 600px;
  margin: 0 auto;
}

.hero-section {
  margin-bottom: 4rem;
}

.app-screenshots {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin: 2rem 0;
  flex-wrap: wrap;
}

.screenshot {
  max-width: 300px;
  height: auto;
  border-radius: 20px;
  box-shadow: var(--shadow);
}

.features-section {
  text-align: center;
  margin-bottom: 4rem;
  padding: 4rem 0;
  background-color: var(--white);
  border-radius: 20px;
  box-shadow: var(--shadow);
}

.features-section h2 {
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: var(--text-color);
}

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

@media (min-width: 1200px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .features-grid {
    grid-template-columns: 1fr;
    padding: 0 1rem;
  }
}

.feature {
  padding: 2rem;
}

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

.feature h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--text-color);
}

.feature p {
  color: var(--text-light);
}

.download-section {
  text-align: center;
  margin-bottom: 4rem;
}

.download-section h2 {
  font-size: 2.5rem;
  margin-bottom: 2rem;
}

.store-buttons {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.store-button img {
  height: 50px;
  transition: transform 0.3s ease;
}

.store-button:hover img {
  transform: scale(1.05);
}

footer {
  text-align: center;
  padding: 2rem 0;
  color: var(--text-light);
  border-top: 1px solid #eee;
}

@media (max-width: 768px) {
  .container {
    padding: 1rem;
  }

  header h1 {
    font-size: 2.5rem;
  }

  header p {
    font-size: 1.2rem;
  }

  .subtitle {
    font-size: 1rem;
    padding: 0 1rem;
  }

  .screenshot {
    max-width: 250px;
  }

  .features-section {
    padding: 2rem 0;
  }

  .features-section h2 {
    font-size: 2rem;
  }

  .feature {
    padding: 1rem;
  }
}