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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: #333;
  background: #fff;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: auto;
}

.navbar {
  background: white;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
  position: fixed;
  width: 100%;
  z-index: 1000;
}

.nav-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  color: #2563eb;
}

.nav-links a {
  margin-left: 1.5rem;
  text-decoration: none;
  color: #333;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: #2563eb;
}

.hero {
  background: #f1f5f9;
  padding: 8rem 0 6rem;
  text-align: center;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
}

.cta-button {
  background: #2563eb;
  color: white;
  padding: 0.75rem 1.5rem;
  text-decoration: none;
  border-radius: 5px;
  transition: background 0.3s;
}

.cta-button:hover {
  background: #1d4ed8;
}

.section {
  padding: 4rem 0;
  text-align: center;
}

.light-bg {
  background: #f9fafb;
}

.features-grid {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 2rem;
}

.feature-card {
  background: white;
  border: 1px solid #e5e7eb;
  padding: 2rem;
  border-radius: 8px;
  width: 300px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

footer.footer {
  background: #f1f5f9;
  padding: 1rem 0;
  text-align: center;
  font-size: 0.9rem;
}