body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', sans-serif;
    background: linear-gradient(to bottom right, #0a0a0a, #111827);
    color: #f1f1f1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    text-align: center;
  }
  
  main {
    padding: 4rem 2rem;
    max-width: 720px;
    margin: 0 auto;
  }
  
  h1 {
    font-size: 2.5rem;
    margin-top: 2rem;
  }
  
  .lead {
    font-size: 1.125rem;
    color: #ccc;
    margin: 1.5rem 0 2rem;
  }
  
  .hero-image {
    width: 100%;
    max-width: 640px;
    border-radius: 12px;
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.3);
  }
  
  .features {
    list-style: none;
    padding: 0;
    margin: 2rem 0;
    text-align: left;
  }
  
  .features li {
    font-size: 1rem;
    margin: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
  }
  
  .features li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: #3b82f6;
  }
  
  .note {
    font-size: 0.95rem;
    color: #aaa;
  }
  
  .preview-image {
    margin-top: 2rem;
    max-width: 100%;
    border-radius: 12px;
    box-shadow: 0 0 40px rgba(59, 130, 246, 0.3);
  }

  nav {
    display: flex;
    justify-content: flex-start;
    gap: 1.5rem;
    padding: 1.25rem 2rem 0 2rem;
    font-size: 0.95rem;
    background: transparent;
  }
  
  nav a {
    color: #ccc;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
  }
  
  nav a:hover {
    color: #fff;
  }

  footer {
    margin-top: auto;
    padding: 2rem;
    font-size: 0.875rem;
    color: #666;
    border-top: 1px solid rgba(255,255,255,0.05);
  }