.hero {
  min-height: calc(100vh - var(--navbar-height));
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  padding: 60px 20px;
  margin-top: var(--navbar-height);
}

.hero-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.hero-text h1 {
  font-size: 3.2em;
  margin-bottom: 20px;
  color: white;
  font-weight: 800;
}

.hero-text p {
  font-size: 1.2em;
  margin-bottom: 35px;
  color: white;
  opacity: 0.9;
}

.hero-button {
  display: inline-block;
  padding: 15px 40px;
  background: white;
  color: var(--primary-color);
  text-decoration: none;
  border-radius: 8px;
  font-weight: bold;
  font-size: 1.1em;
  transition: transform 0.2s ease;
}

.hero-button:hover {
  transform: translateY(-1px);
}

.features {
  padding: 80px 0;
  background: var(--bg-color);
}

.features h2 {
  text-align: center;
  font-size: 2.5em;
  margin-bottom: 50px;
  color: var(--text-color);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.feature-card {
  padding: 30px;
  border-radius: 12px;
  background: var(--bg-color);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease;
}

.feature-card:hover {
  transform: translateY(-3px);
}

.feature-icon {
  font-size: 2em;
  margin-bottom: 20px;
  color: var(--primary-color);
}

.download-section {
  padding: 80px 0;
  text-align: center;
  background: var(--gray-bg);
}

.download-section h2 {
  font-size: 2.5em;
  margin-bottom: 20px;
  color: var(--text-color);
}

.download-section p {
  font-size: 1.2em;
  margin-bottom: 30px;
  color: var(--text-color);
  opacity: 0.8;
}

.app-store-button {
  display: inline-block;
  padding: 15px 40px;
  background: black;
  color: white;
  text-decoration: none;
  border-radius: 8px;
  font-weight: bold;
  transition: opacity 0.2s ease;
}

.app-store-button:hover {
  opacity: 0.9;
}

@media (max-width: 768px) {
  .hero {
    padding: 40px 20px;
  }
  
  .hero-text h1 {
    font-size: 2.5em;
  }
  
  .hero-text p {
    font-size: 1.1em;
  }
  
  .hero-button {
    padding: 12px 32px;
  }
  
  .features h2,
  .download-section h2 {
    font-size: 2em;
  }
  
  .features-grid {
    gap: 20px;
  }
  
  .feature-card {
    padding: 25px;
  }
}