* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Inter, system-ui, Arial, sans-serif;
}

body {
  background: #f5f8fc;
  color: #1c1c1c;
}

header {
  background: #ffffff;
  border-bottom: 1px solid #e5eaf2;
}

.nav {
  max-width: 1100px;
  margin: auto;
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-weight: 700;
  font-size: 20px;
}

nav a {
  margin-left: 20px;
  text-decoration: none;
  color: #1c1c1c;
  font-weight: 500;
}

.cta {
  background: #1e40af;
  color: white;
  padding: 10px 16px;
  border-radius: 6px;
}

.hero {
  text-align: center;
  padding: 100px 20px;
  background: linear-gradient(180deg, #e8f0ff, #f5f8fc);
}

.hero h1 {
  font-size: 42px;
  margin-bottom: 20px;
}

.hero p {
  font-size: 18px;
  margin-bottom: 30px;
}

.button {
  background: #1e40af;
  color: white;
  padding: 14px 24px;
  text-decoration: none;
  border-radius: 8px;
}

.container {
  max-width: 1100px;
  margin: auto;
  padding: 80px 20px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-top: 30px;
}

.card {
  background: white;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

footer {
  background: #0f172a;
  color: #dbe4ff;
  padding: 60px 20px 30px;
}

.footer-grid {
  max-width: 1100px;
  margin: auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px,1fr));
  gap: 40px;
}

footer h3 {
  margin-bottom: 12px;
}

footer p {
  font-size: 14px;
}

copyright {
  text-align: center;
}

.copyright {
  text-align: center;
  margin-top: 40px;
  font-size: 13px;
}