:root {
  --primary: #000000;
  --primary-dark: #333333;
  --secondary: #666666;
  --dark: #000000;
  --light: #ffffff;
  --success: #444444;
  --border-radius: 8px;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
}

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

body {
  font-family: "Inter", sans-serif;
  line-height: 1.6;
  color: var(--dark);
  background-color: var(--light);
}

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

header {
  background: linear-gradient(135deg, #000000, #333333);
  color: white;
  padding: 100px 0 120px;
  position: relative;
  overflow: hidden;
}

header::after {
  content: "";
  position: absolute;
  bottom: -50px;
  left: 0;
  width: 100%;
  height: 100px;
  background-color: var(--light);
  clip-path: polygon(0 50%, 100% 0, 100% 100%, 0% 100%);
}

.hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.hero-content {
  max-width: 600px;
}

h1 {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 20px;
  font-family: "Poppins", sans-serif;
}

.subtitle {
  font-size: 1.5rem;
  margin-bottom: 30px;
  opacity: 0.9;
}

.btn {
  display: inline-block;
  padding: 12px 24px;
  background-color: white;
  color: var(--primary);
  text-decoration: none;
  border-radius: var(--border-radius);
  font-weight: 600;
  transition: var(--transition);
  box-shadow: var(--shadow);
  margin-right: 15px;
  margin-bottom: 15px;
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.btn-primary {
  background-color: white;
  color: black;
  border: 1px solid black;
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.2);
  color: white;
  border: 1px solid white;
  backdrop-filter: blur(10px);
}

.hero-image {
  width: 40%;
  position: relative;
}

.hero-image img {
  width: 100%;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

.features {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 50px;
  font-family: "Poppins", sans-serif;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.feature-card {
  background-color: white;
  border-radius: var(--border-radius);
  padding: 30px;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.feature-icon {
  font-size: 2.5rem;
  color: var(--dark);
  margin-bottom: 20px;
}

.feature-title {
  font-size: 1.5rem;
  margin-bottom: 15px;
  font-family: "Poppins", sans-serif;
}

.download {
  padding: 80px 0;
  background-color: #f5f5f5;
  text-align: center;
}

.download-options {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 30px;
  margin-top: 40px;
}

.download-option {
  background-color: white;
  border-radius: var(--border-radius);
  padding: 30px;
  box-shadow: var(--shadow);
  width: 300px;
  transition: var(--transition);
}

.download-option:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.download-icon {
  font-size: 3rem;
  color: var(--dark);
  margin-bottom: 20px;
}

footer {
  background-color: var(--dark);
  color: white;
  padding: 30px 0;
  text-align: center;
}

.footer-links a {
  color: white;
  margin: 0 10px;
  text-decoration: none;
  opacity: 0.8;
  transition: var(--transition);
}

.footer-links a:hover {
  opacity: 1;
}

/* Responsive styles */
@media (max-width: 768px) {
  .hero {
    flex-direction: column;
  }

  .hero-content {
    text-align: center;
    margin-bottom: 40px;
  }

  .hero-image {
    width: 80%;
  }

  h1 {
    font-size: 2.5rem;
  }

  .subtitle {
    font-size: 1.2rem;
  }

  .section-title {
    font-size: 2rem;
  }
}