:root {
            --primary: #00e676;
            --bg-dark: #0a0a0a;
            --bg-card: #141414;
            --text-main: #e0e0e0;
            --text-muted: #a0a0a0;
        }
        
        * { margin: 0; padding: 0; box-sizing: border-box; }
        
        body { 
            font-family: 'Inter', sans-serif; 
            background-color: var(--bg-dark); 
            color: var(--text-main); 
            line-height: 1.8; 
            overflow-x: hidden;
        }

        h1, h2, h3, h4, h5, h6 { 
            font-family: 'Playfair Display', serif; 
            font-weight: 700;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 20px;
        }

        /* Header Navigation */
        .header {
            background: rgba(10, 10, 10, 0.95);
            border-bottom: 1px solid #222;
            padding: 20px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(10px);
        }
        .nav-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 40px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-family: 'Playfair Display', serif;
            font-size: 1.5em;
            font-weight: 700;
            color: #fff;
            text-decoration: none;
        }
        .logo span { color: var(--primary); }
        .nav-links {
            display: flex;
            gap: 30px;
            align-items: center;
        }
        .nav-links a {
            color: var(--bg-dark);
            text-decoration: none;
            font-size: 0.95em;
            transition: color 0.3s;
        }
        .nav-links a:hover { color: var(--primary); }
        .nav-cta {
            background-color: var(--primary);
            color: #000;
            padding: 10px 25px;
            border-radius: 2px;
            font-weight: 600;
            text-transform: uppercase;
            font-size: 0.85em;
            letter-spacing: 1px;
        }
        .nav-cta:hover { background-color: #00c853; color: #000; }

        /* Hero Article Header */
        .article-hero {
            padding: 100px 40px 60px;
            max-width: 900px;
            margin: 0 auto;
            text-align: center;
        }
        .article-category {
            display: inline-block;
            background: rgba(0, 230, 118, 0.1);
            color: var(--primary);
            padding: 6px 14px;
            border-radius: 30px;
            font-size: 0.85em;
            font-weight: 600;
            margin-bottom: 25px;
            letter-spacing: 1px;
            text-transform: uppercase;
            border: 1px solid rgba(0, 230, 118, 0.2);
        }
        .article-title {
            font-size: 3.5em;
            line-height: 1.2;
            margin-bottom: 25px;
            background: linear-gradient(to right, #fff, #ccc);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .article-subtitle {
            font-size: 1.3em;
            color: var(--text-muted);
            font-weight: 300;
            max-width: 700px;
            margin: 0 auto 30px;
            font-family: 'Inter', sans-serif;
        }
        .article-meta {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 20px;
            color: var(--text-muted);
            font-size: 0.9em;
            margin-top: 30px;
        }
        .article-meta span { display: flex; align-items: center; gap: 8px; }

        /* Featured Image */
        .featured-image {
            max-width: 750px;
            margin: 40px auto;
            padding: 0 40px;
        }
        .featured-image img {
            width: 100%;
            border-radius: 4px;
            border: 1px solid #222;
        }

        /* Article Content */
        .article-content {
            max-width: 750px;
            margin: 0 auto;
            padding: 40px;
        }
        .article-content p {
            margin-bottom: 25px;
            font-size: 1.1em;
            line-height: 1.9;
        }
        .article-content h2 {
            font-size: 2.2em;
            margin-top: 60px;
            margin-bottom: 25px;
            color: #fff;
        }
        .article-content h3 {
            font-size: 1.7em;
            margin-top: 40px;
            margin-bottom: 20px;
            color: var(--primary);
        }
        .article-content h4 {
            font-size: 1.3em;
            margin-top: 30px;
            margin-bottom: 15px;
        }
        .article-content a {
            color: var(--primary);
            text-decoration: none;
            border-bottom: 1px solid transparent;
            transition: border-color 0.3s;
        }
        .article-content a:hover { border-bottom-color: var(--primary); }
        .article-content strong { color: #fff; font-weight: 600; }
        .article-content em { font-style: italic; color: var(--text-muted); }
        
        .article-content ul, .article-content ol {
            margin: 25px 0 25px 30px;
        }
        .article-content li {
            margin-bottom: 15px;
            font-size: 1.1em;
            line-height: 1.8;
        }

        /* Blockquote */
        .article-content blockquote {
            background: var(--bg-card);
            border-left: 4px solid var(--primary);
            padding: 30px 40px;
            margin: 40px 0;
            font-size: 1.2em;
            font-style: italic;
            color: #fff;
        }
        .article-content blockquote p { margin-bottom: 0; }

        /* Callout Box */
        .callout-box {
            background: #111;
            border: 1px solid #333;
            border-left: 3px solid var(--primary);
            padding: 30px;
            margin: 40px 0;
            border-radius: 4px;
        }
        .callout-box h4 {
            color: var(--primary);
            margin-top: 0;
            font-size: 1.3em;
        }

        /* Code Block */
        .article-content pre {
            background: #111;
            border: 1px solid #333;
            padding: 25px;
            border-radius: 4px;
            overflow-x: auto;
            margin: 30px 0;
        }
        .article-content code {
            font-family: 'Courier New', monospace;
            font-size: 0.95em;
            color: var(--primary);
        }
        .article-content pre code { color: #e0e0e0; }

        /* Image in Content */
        .article-content img {
            width: 100%;
            border-radius: 4px;
            border: 1px solid #222;
            margin: 30px 0;
        }

        /* CTA Section within Article */
        .inline-cta {
            background: linear-gradient(135deg, #1a1a1a 0%, #0f0f0f 100%);
            border: 1px solid #333;
            padding: 50px;
            text-align: center;
            margin: 60px 0;
            border-radius: 4px;
        }
        .inline-cta h3 {
            font-size: 2em;
            margin-bottom: 15px;
            color: #fff;
        }
        .inline-cta p {
            color: var(--text-muted);
            margin-bottom: 30px;
            font-size: 1.1em;
        }
        .btn-primary {
            background-color: var(--primary);
            color: #000;
            padding: 18px 45px;
            font-size: 1.1em;
            font-weight: 600;
            text-decoration: none;
            border-radius: 2px;
            display: inline-block;
            transition: all 0.3s;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .btn-primary:hover { background-color: #00c853; transform: scale(1.02); }


        /* Footer */
        footer {
            background: #050505;
            border-top: 1px solid #222;
            padding: 60px 40px 40px;
            margin-top: 100px;
        }
        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 50px;
            margin-bottom: 40px;
        }
        .footer-brand h3 {
            font-size: 1.8em;
            margin-bottom: 15px;
        }
        .footer-brand h3 span { color: var(--primary); }
        .footer-brand p {
            color: var(--text-muted);
            font-size: 0.95em;
            line-height: 1.6;
        }
        .footer-bottom {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid #222;
            color: #555;
            font-size: 0.9em;
        }

        /* Responsive */
        @media (max-width: 968px) {
            .nav-links { display: none; }
            .article-title { font-size: 2.5em; }
            .article-hero { padding: 80px 20px 40px; }
            .article-content { padding: 40px 20px; }
            .articles-grid { grid-template-columns: 1fr; }
            .footer-content { grid-template-columns: 1fr; gap: 30px; }
            .author-bio { flex-direction: column; text-align: center; }
        }