body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: #1e293b;
  }
  
  header {
    background: white;
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 100;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  }
  
  .container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1rem;
  }
  
  .header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
  }
  
  .logo-img {
    height: 48px;
    object-fit: contain;
  }
  
  .nav a {
    margin-left: 1rem;
    color: #475569;
    text-decoration: none;
    font-size: 0.9rem;
  }
  
  .nav a:hover {
    color: #0f172a;
  }
  
  .hero {
    margin-top: 72px;
    height: 65vh;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
  }
  
  .hero-content {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(3px);
    padding: 2rem;
    border-radius: 1rem;
    max-width: 600px;
    margin-left: 2rem;
  }
  
  .hero-content h1 {
    margin: 0;
    font-size: 2rem;
    font-weight: bold;
  }
  
  .section {
    padding: 4rem 1rem;
  }
  
  .section.light {
    background: #f8fafc;
  }
  
  .section.dark {
    background: #0f172a;
    color: white;
  }
  
  .grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    align-items: center;
  }
  
  .image-box img {
    width: 100%;
    border-radius: 1rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  }
  
  ul {
    list-style-type: disc;
    padding-left: 1.5rem;
  }
  
  .small {
    font-size: 0.8rem;
    color: #64748b;
  }
  
  .footer {
    text-align: center;
    padding: 1.5rem;
    background: #f1f5f9;
    font-size: 0.9rem;
    color: #64748b;
    margin-top: 2rem;
  }
  
  a {
    color: #38bdf8;
  }