* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: radial-gradient(circle at top, #1f2937, #111827 60%);
  color: #f3f4f6;
  display: flex;
  align-items: center;
  justify-content: center;
}

.container {
  text-align: center;
  background: rgba(17, 24, 39, 0.7);
  border: 1px solid rgba(147, 197, 253, 0.2);
  border-radius: 16px;
  padding: 48px;
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.6);
}

h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
  letter-spacing: 0.08em;
}

p {
  margin: 0.5rem 0;
  line-height: 1.6;
}

code {
  background: rgba(37, 99, 235, 0.2);
  padding: 0.1rem 0.35rem;
  border-radius: 6px;
  font-family: 'Fira Code', 'Source Code Pro', monospace;
}