:root {
            --bg-primary: #0a0a0a;
            --bg-secondary: #141414;
            --bg-card: #1a1a1a;
            --text-primary: #ffffff;
            --text-secondary: #b3b3b3;
            --accent-gold: #d4af37;
            --accent-gold-light: #f4d03f;
            --accent-purple: #8b5cf6;
            --border-color: #2a2a2a;
            --gradient-gold: linear-gradient(135deg, #d4af37 0%, #f4d03f 100%);
        }

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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.8;
            font-size: 18px;
        }

        .container {
            max-width: 800px;
            margin: 0 auto;
            padding: 20px;
        }

        /* Header */
        header {
            background: var(--bg-secondary);
            padding: 20px 0;
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .logo {
            font-size: 24px;
            font-weight: bold;
            color: var(--accent-gold);
            text-decoration: none;
        }

        .nav-links a {
            color: var(--text-secondary);
            text-decoration: none;
            margin-left: 30px;
            transition: color 0.3s;
        }

        .nav-links a:hover {
            color: var(--accent-gold);
        }

        /* Article Header */
        .article-header {
            padding: 60px 0 40px;
            text-align: center;
            border-bottom: 1px solid var(--border-color);
        }

        .article-meta {
            color: var(--accent-gold);
            font-size: 14px;
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-bottom: 20px;
        }

        h1 {
            font-size: 2.5rem;
            line-height: 1.3;
            margin-bottom: 20px;
            background: var(--gradient-gold);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .article-excerpt {
            color: var(--text-secondary);
            font-size: 1.2rem;
            max-width: 600px;
            margin: 0 auto;
        }

        /* Article Content */
        .article-content {
            padding: 50px 0;
        }

        h2 {
            font-size: 1.8rem;
            color: var(--accent-gold);
            margin: 50px 0 25px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--border-color);
        }

        h3 {
            font-size: 1.3rem;
            color: var(--text-primary);
            margin: 30px 0 15px;
        }

        p {
            margin-bottom: 20px;
            color: var(--text-secondary);
        }

        strong {
            color: var(--text-primary);
        }

        ul, ol {
            margin: 20px 0 30px 20px;
            color: var(--text-secondary);
        }

        li {
            margin-bottom: 12px;
            padding-left: 10px;
        }

        /* Highlight Box */
        .highlight-box {
            background: var(--bg-card);
            border-left: 4px solid var(--accent-gold);
            padding: 25px 30px;
            margin: 30px 0;
            border-radius: 0 8px 8px 0;
        }

        .highlight-box p {
            margin-bottom: 0;
            color: var(--text-primary);
        }

        /* Pro/Con Lists */
        .pro-con {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin: 25px 0;
        }

        @media (max-width: 600px) {
            .pro-con {
                grid-template-columns: 1fr;
            }
        }

        .pro-list, .con-list {
            background: var(--bg-card);
            padding: 20px;
            border-radius: 8px;
        }

        .pro-list {
            border-top: 3px solid #22c55e;
        }

        .con-list {
            border-top: 3px solid #ef4444;
        }

        .pro-list h4 {
            color: #22c55e;
            margin-bottom: 15px;
        }

        .con-list h4 {
            color: #ef4444;
            margin-bottom: 15px;
        }

        .pro-list ul, .con-list ul {
            margin: 0;
            list-style: none;
            padding: 0;
        }

        .pro-list li::before {
            content: "✓ ";
            color: #22c55e;
        }

        .con-list li::before {
            content: "✗ ";
            color: #ef4444;
        }

        /* Price Box */
        .price-box {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
            border: 1px solid var(--accent-gold);
            border-radius: 12px;
            padding: 30px;
            margin: 30px 0;
            text-align: center;
        }

        .price-box h3 {
            color: var(--accent-gold);
            margin-top: 0;
        }

        .price {
            font-size: 2.5rem;
            font-weight: bold;
            color: var(--text-primary);
            margin: 15px 0;
        }

        .price span {
            font-size: 1rem;
            color: var(--text-secondary);
        }

        /* Question List */
        .question-item {
            background: var(--bg-card);
            border-radius: 8px;
            padding: 25px;
            margin: 20px 0;
            border-left: 3px solid var(--accent-purple);
        }

        .question-item h3 {
            color: var(--accent-gold);
            margin-top: 0;
            font-size: 1.1rem;
        }

        .question-item p {
            margin-bottom: 0;
        }

        /* CTA Section */
        .cta-section {
            background: var(--gradient-gold);
            border-radius: 16px;
            padding: 50px 40px;
            text-align: center;
            margin: 50px 0;
        }

        .cta-section h2 {
            color: var(--bg-primary);
            border: none;
            margin-top: 0;
            -webkit-text-fill-color: var(--bg-primary);
        }

        .cta-section p {
            color: var(--bg-primary);
            opacity: 0.9;
            font-size: 1.1rem;
            margin-bottom: 25px;
        }

        .cta-button {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: var(--bg-primary);
            color: var(--accent-gold);
            padding: 18px 40px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: bold;
            font-size: 1.1rem;
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        }

        .cta-button svg {
            width: 24px;
            height: 24px;
            fill: #25d366;
        }

        /* Features Grid */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            margin: 30px 0;
        }

        @media (max-width: 600px) {
            .features-grid {
                grid-template-columns: 1fr;
            }
        }

        .feature-item {
            background: var(--bg-card);
            padding: 25px;
            border-radius: 12px;
            text-align: center;
            border: 1px solid var(--border-color);
            transition: border-color 0.3s;
        }

        .feature-item:hover {
            border-color: var(--accent-gold);
        }

        .feature-icon {
            font-size: 2.5rem;
            margin-bottom: 15px;
        }

        .feature-item h4 {
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .feature-item p {
            font-size: 0.95rem;
            margin-bottom: 0;
        }

        /* Internal Links */
        a {
            color: var(--accent-gold);
            text-decoration: none;
            transition: color 0.3s;
        }

        a:hover {
            color: var(--accent-gold-light);
            text-decoration: underline;
        }

        /* Table of Contents */
        .toc {
            background: var(--bg-card);
            border-radius: 12px;
            padding: 30px;
            margin: 30px 0;
        }

        .toc h3 {
            color: var(--accent-gold);
            margin-top: 0;
            margin-bottom: 20px;
        }

        .toc ol {
            margin: 0;
            padding-left: 20px;
        }

        .toc li {
            margin-bottom: 8px;
        }

        .toc a {
            color: var(--text-secondary);
        }

        .toc a:hover {
            color: var(--accent-gold);
        }

        /* Footer */
        footer {
            background: var(--bg-secondary);
            padding: 40px 0;
            text-align: center;
            border-top: 1px solid var(--border-color);
            margin-top: 50px;
        }

        footer p {
            font-size: 0.9rem;
        }

        /* WhatsApp Float Button */
        .whatsapp-float {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: #25d366;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
            z-index: 1000;
            transition: transform 0.3s;
        }

        .whatsapp-float:hover {
            transform: scale(1.1);
        }

        .whatsapp-float svg {
            width: 32px;
            height: 32px;
            fill: white;
        }

        /* Responsive */
        @media (max-width: 768px) {
            h1 {
                font-size: 1.8rem;
            }

            h2 {
                font-size: 1.4rem;
            }

            .container {
                padding: 15px;
            }

            .article-header {
                padding: 40px 0 30px;
            }

            .cta-section {
                padding: 35px 25px;
            }
        }
    
        /* ===== NAVBAR ===== */
        .site-nav {
            position: sticky; top: 0; z-index: 1000;
            background: rgba(11, 15, 25, 0.95);
            border-bottom: 1px solid rgba(234, 191, 17, 0.2);
            backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
        }
        .site-nav-inner {
            max-width: 900px; margin: 0 auto; padding: 12px 20px;
            display: flex; align-items: center; justify-content: space-between;
        }
        .site-nav .brand-link {
            display: flex; align-items: center; gap: 10px;
            text-decoration: none; color: #ecf2ff;
        }
        .site-nav .brand-link img { height: 36px; width: auto; border-radius: 6px; }
        .site-nav .brand-link span { font-weight: 700; font-size: 1rem; }
        .nav-right { display: flex; align-items: center; gap: 10px; }
        .nav-wa {
            display: inline-flex; align-items: center; gap: 6px;
            padding: 8px 16px; border-radius: 999px;
            background: linear-gradient(45deg, #25D366, #128C7E);
            color: #fff; font-weight: 700; font-size: 0.85rem;
            text-decoration: none; transition: transform 0.2s;
        }
        .nav-wa:hover { transform: translateY(-1px); }
        .nav-menu-btn {
            display: flex; align-items: center; justify-content: center;
            width: 40px; height: 40px; border-radius: 8px;
            border: 1px solid rgba(255,255,255,0.14);
            background: transparent; cursor: pointer; color: #fff;
        }
        .nav-menu-btn:hover { background: rgba(255,255,255,0.06); }
        .nav-dropdown {
            display: none; background: rgba(11, 15, 25, 0.98);
            border-bottom: 1px solid rgba(234, 191, 17, 0.2); padding: 8px 0;
        }
        .nav-dropdown.open { display: block; }
        .nav-dropdown a {
            display: block; padding: 12px 24px; color: #ecf2ff;
            text-decoration: none; font-weight: 500; transition: background 0.2s;
            max-width: 900px; margin: 0 auto;
        }
        .nav-dropdown a:hover { background: rgba(255,255,255,0.06); }
        @media (max-width: 600px) {
            .nav-wa span { display: none; }
            .nav-wa { padding: 8px 12px; }
        }