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

body {
  font-family: 'Poppins', sans-serif;
  color: #1f2937;
  line-height: 1.6;
  background: #ffffff;
}

.hero {
  background: linear-gradient(135deg, #0f172a, #1d4ed8);
  color: white;
  min-height: 100vh;
  padding: 20px 8%;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
}

.logo {
  font-size: 1.7rem;
  font-weight: 700;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 24px;
}

.nav-links a {
  color: white;
  text-decoration: none;
  font-weight: 500;
}

.hero-content {
  max-width: 700px;
  margin-top: 120px;
}

.hero-content h1 {
  font-size: 3rem;
  margin-bottom: 20px;
}

.hero-content p {
  font-size: 1.1rem;
  margin-bottom: 30px;
}

.btn {
  display: inline-block;
  padding: 14px 28px;
  background: white;
  color: #1d4ed8;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  transition: 0.3s;
}

.btn:hover {
  transform: translateY(-2px);
}

.section {
  padding: 80px 8%;
}

.light {
  background: #f3f4f6;
}

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

h2 {
  font-size: 2.2rem;
  margin-bottom: 20px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
  margin-top: 30px;
}

.card {
  background: white;
  padding: 30px;
  border-radius: 18px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.08);
}

.card h3 {
  margin-bottom: 12px;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 18px;
  margin-top: 30px;
}

.feature {
  background: #e0e7ff;
  padding: 20px;
  border-radius: 14px;
  font-weight: 500;
}

.contact-section {
  text-align: center;
}

footer {
  text-align: center;
  padding: 20px;
  background: #0f172a;
  color: white;
}

@media (max-width: 768px) {
  .navbar {
    flex-direction: column;
    gap: 15px;
  }

  .hero-content h1 {
    font-size: 2.2rem;
  }

  .nav-links {
    flex-wrap: wrap;
    justify-content: center;
  }
}