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

body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333;
}

.container {
  width: 90%;
  max-width: 1100px;
  margin: auto;
}

.navbar {
  background: #ffffff;
  padding: 15px 0;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
  position: sticky;
  top: 0;
  z-index: 1000;
}

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

.logo {
  height: 50px;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 25px;
}

.nav-links a {
  text-decoration: none;
  color: #0f2e57;
  font-weight: 600;
}

.btn-nav {
  background: #1f5fa8;
  color: #fff !important;
  padding: 8px 15px;
  border-radius: 6px;
}

.hero {
  background: #0f2e57;
  color: white;
  padding: 100px 0;
  text-align: center;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

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

.btn-primary {
  background: linear-gradient(135deg, #1f5fa8, #4ea3ff);
  color: white;
  padding: 12px 25px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: bold;
  display: inline-block;
}

.section {
  padding: 80px 0;
}

.section h2 {
  text-align: center;
  margin-bottom: 40px;
  color: #0f2e57;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 25px;
}

.card {
  background: #ffffff;
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0,0,0,0.05);
}

.light {
  background: #f4f6f9;
}

.benefits {
  list-style: none;
  text-align: center;
}

.benefits li {
  margin: 10px 0;
  font-weight: 500;
}

.contact {
  text-align: center;
}

footer {
  text-align: center;
  padding: 20px;
  background: #0f2e57;
  color: white;
  font-size: 0.9rem;
}