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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  background: linear-gradient(135deg, #0d3b66 0%, #1a5c42 100%);
  color: #ffffff;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.container {
  text-align: center;
  padding: 3rem 2rem;
  max-width: 600px;
}

header h1 {
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  margin-bottom: 2.5rem;
}

main h2 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  color: #6ec6ff;
}

main p {
  font-size: 1.1rem;
  line-height: 1.6;
  color: #e0e0e0;
  margin-bottom: 0.5rem;
}

footer {
  margin-top: 3rem;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
}