:root {
            --text-color: #333;
            --text-color-light: #666;
            --bg-color: #ffffff;
            --primary-color: #007bff;
            --border-color: #eee;
            --header-dark-bg: #222;
            --header-dark-text: #eee;
            --footer-bg: #333;
            --footer-text: #ccc;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            font-size: 16px;
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
            line-height: 1.65;
            color: var(--text-color);
            background-color: var(--bg-color);
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        img,
        figure,
        video {
            max-width: 100%;
            height: auto;
        }

        a {
            color: var(--primary-color);
            text-decoration: none;
        }

        a:hover {
            text-decoration: underline;
        }
        
        h1, h2, h3, h4, h5, h6 {
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 1rem;
        }

        h1 { font-size: 2.75rem; }
        h2 { font-size: 2rem; }
        h3 { font-size: 1.5rem; }
        h4 { font-size: 1.25rem; }

        p {
            margin-bottom: 1.5rem;
        }

        ul {
            list-style-position: inside;
        }
        
        .container {
            width: 100%;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1rem;
            padding-right: 1rem;
        }

        .site-header {
            width: 100%;
            border-bottom: 1px solid var(--border-color);
        }
        
        .top-bar {
            background-color: var(--header-dark-bg);
            color: var(--header-dark-text);
            padding: 0.25rem 0;
            font-size: 0.8rem;
        }

        .top-bar .container {
            text-align: right;
        }

        .top-bar a {
            color: var(--header-dark-text);
            margin-left: 0.75rem;
            display: inline-block;
        }

        .main-header {
            background-color: var(--bg-color);
            padding: 1rem 0;
        }
        
        .main-header .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .site-title {
            margin: 0;
        }
        
        .site-title h2 {
            margin: 0;
            font-size: 1.75rem;
        }

        .site-title a {
            color: var(--text-color);
            text-decoration: none;
            font-weight: 800;
        }

        .main-nav ul {
            list-style: none;
            display: flex;
        }

        .main-nav li {
            margin-left: 1.5rem;
        }

        .main-nav a {
            color: var(--text-color-light);
            text-decoration: none;
            font-weight: 600;
            font-size: 0.95rem;
            text-transform: uppercase;
        }
        
        .main-nav a:hover,
        .main-nav a[aria-current="page"] {
            color: var(--text-color);
        }
        
        .main-content {
            flex-grow: 1;
            padding: 2rem 0;
        }

        .article-container {
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }

        .article-header {
            margin-bottom: 1.5rem;
        }

        .article-header h1 {
            margin: 0 0 0.5rem;
        }

        .article-meta {
            font-size: 0.9rem;
            color: var(--text-color-light);
            margin: 0;
        }

        .article-meta a {
            color: var(--text-color-light);
            font-weight: 600;
        }
        
        .lead-image {
            margin: 0 0 1.5rem;
        }
        
        .lead-image img {
            width: 100%;
            height: auto;
            border-radius: 4px;
        }
        
        figcaption {
            font-size: 0.85rem;
            color: var(--text-color-light);
            text-align: center;
            margin-top: 0.5rem;
            padding: 0 1rem;
        }
        
        .article-body {
            font-size: 1.1rem;
        }
        
        .article-body h2 {
            margin-top: 2.5rem;
        }
        
        .article-body figure {
            margin: 2rem auto;
            text-align: center;
        }
        
        .article-body figure img {
            border-radius: 4px;
        }

        .related-posts {
            margin-top: 3rem;
            padding-top: 2rem;
            border-top: 2px solid var(--border-color);
        }

        .related-posts-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem;
        }

        .related-post-item img {
            width: 100%;
            border-radius: 4px;
            margin-bottom: 0.5rem;
        }
        
        .related-post-item h4 {
            margin-bottom: 0.25rem;
            font-size: 1.1rem;
        }

        .site-footer {
            background-color: var(--footer-bg);
            color: var(--footer-text);
            padding: 3rem 0;
            margin-top: 3rem;
            font-size: 0.9rem;
            text-align: center;
        }

        .site-footer p {
            margin: 0;
        }
        
        @media (max-width: 768px) {
            h1 { font-size: 2.25rem; }
            h2 { font-size: 1.75rem; }
            
            .article-body { font-size: 1rem; }

            .main-header .container {
                flex-direction: column;
                gap: 1rem;
            }
            
            .main-nav ul {
                flex-direction: column;
                width: 100%;
                text-align: center;
                gap: 0.5rem;
            }
            
            .main-nav li {
                margin-left: 0;
            }
            
            .related-posts-grid {
                grid-template-columns: 1fr;
            }
        }

        .ad-container {
    margin: 20px auto;
    text-align: center
}