body {
      font-family: Inter, Arial, sans-serif;
      line-height: 1.6;
      margin: 0;
      background: whitesmoke;
      color: #0f1a2b;
    }

    header {
      background: #1c2e4a;
      color: whitesmoke;
      padding: 3rem 1.5rem;
      text-align: center;
    }

    header h1 {
      margin-bottom: 0.5rem;
      font-size: 2.2rem;
    }

    header p {
      max-width: 800px;
      margin: 0 auto;
      font-size: 1.1rem;
      opacity: 0.9;
    }

    main {
      max-width: 1100px;
      margin: 3rem auto;
      padding: 0 1.5rem;
    }

    section {
      margin-bottom: 3.5rem;
    }

    h2 {
      font-size: 1.6rem;
      margin-bottom: 1rem;
      border-left: 4px solid #52677d;
      padding-left: 0.75rem;
      color: #1c2e4a;
    }

    p {
      max-width: 900px;
    }

    .meta {
      background: #bdc4d4;
      padding: 1.25rem;
      border-radius: 12px;
      max-width: 700px;
      color: #0f1a2b;
    }

    .meta strong {
      display: inline-block;
      width: 160px;
    }

    .result-image {
      margin-top: 1.5rem;
      background: #bdc4d4;
      padding: 1rem;
      border-radius: 16px;
      box-shadow: 0 10px 25px rgba(15,26,43,0.15);
    }

    .result-image img {
      width: 100%;
      border-radius: 12px;
    }

    .caption {
      margin-top: 0.75rem;
      font-size: 0.9rem;
      color: #4b5563;
      text-align: center;
    }

    footer {
      text-align: center;
      padding: 2rem 1rem;
      background: #0f1a2b;
      color: #bdc4d4;
      font-size: 0.9rem;
    }