/* Simple, clean styling for readability and on-page navigation */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.6;
            color: #1e2a3a;
            background-color: #fff;
            padding: 2rem 1rem;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            background: white;
        }
        h1 {
            font-size: 2.2rem;
            margin-bottom: 1rem;
            color: #2c3e2f;
            border-left: 6px solid #b8860b;
            padding-left: 1.2rem;
        }
        h2 {
            font-size: 1.8rem;
            margin-top: 2rem;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #e7e5e4;
            color: #2d4a22;
        }
        h3 {
            font-size: 1.4rem;
            margin-top: 1.5rem;
            margin-bottom: 0.75rem;
            color: #8b5a2b;
        }
        p, li {
            margin-bottom: 0.75rem;
            color: #2c3e2f;
        }
        ul, ol {
            margin: 0.75rem 0 1rem 1.8rem;
        }
        a {
            color: #b8860b;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #8b5a2b;
            text-decoration: underline;
        }
        .table-of-contents {
            background-color: #faf7f0;
            padding: 1.5rem 2rem;
            border-radius: 20px;
            margin: 1.8rem 0 2rem;
            border: 1px solid #ede5d3;
            box-shadow: 0 2px 6px rgba(0,0,0,0.03);
        }
        .table-of-contents h4 {
            font-size: 1.3rem;
            margin-bottom: 1rem;
            color: #5a3e1b;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .toc-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem 2rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .toc-grid li {
            margin: 0;
            width: calc(50% - 1rem);
            min-width: 180px;
        }
        .toc-grid a {
            font-weight: 500;
            background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="%23b8860b" stroke-width="2"><polyline points="9 18 15 12 9 6"></polyline></svg>') left center no-repeat;
            padding-left: 1.2rem;
            background-size: 12px;
        }
        @media (max-width: 640px) {
            .toc-grid li {
                width: 100%;
            }
            h1 { font-size: 1.8rem; }
            h2 { font-size: 1.5rem; }
        }
        .cta-box {
            background: #f9f6ef;
            padding: 1.8rem;
            border-radius: 24px;
            margin: 2.5rem 0 1.5rem;
            text-align: center;
            border-left: 6px solid #b8860b;
            box-shadow: 0 8px 18px rgba(0,0,0,0.05);
        }
        .cta-btn {
            display: inline-block;
            background-color: #b8860b;
            color: white;
            padding: 12px 28px;
            border-radius: 40px;
            font-weight: bold;
            margin-top: 0.75rem;
            transition: background 0.2s;
        }
        .cta-btn:hover {
            background-color: #9b6b0a;
            text-decoration: none;
        }
        footer {
            font-size: 0.8rem;
            color: #5b6e5c;
            border-top: 1px solid #e0ddd5;
            margin-top: 2rem;
            padding-top: 1.5rem;
            text-align: center;
        }
        hr {
            margin: 1rem 0;
            border: 0;
            height: 1px;
            background: #e2e0da;
        }
        .small-note {
            font-size: 0.85rem;
            color: #5f6c5b;
        }