:root {
            --primary: #006ba1;
            --secondary: #0095d9;
            --bg: #f4f4f4;
            --text: #313131;
        }
        body { font-family: Arial, sans-serif; margin: 0; line-height: 1.6; color: var(--text); background: var(--bg); }
        header { background: #fff; padding: 20px; text-align: center; border-bottom: 3px solid var(--primary); }
        .logo { font-size: 24px; font-weight: bold; color: var(--primary); text-decoration: none; }
        nav { background: var(--primary); color: #fff; padding: 10px; text-align: center; }
        nav a { color: #fff; text-decoration: none; margin: 0 10px; display: inline-block; }
        .container { max-width: 1000px; margin: 20px auto; padding: 0 15px; display: grid; grid-template-columns: 1fr 300px; gap: 20px; }
        @media (max-width: 768px) { .container { grid-template-columns: 1fr; } }
        article { background: #fff; padding: 20px; border-radius: 8px; box-shadow: 0 2px 5px rgba(0,0,0,0.1); }
        .hero { width: 100%; height: 300px; background: var(--secondary); display: flex; align-items: center; justify-content: center; color: #fff; margin-bottom: 20px; }
        .img-placeholder { width: 100%; height: 180px; background: #ddd; display: flex; align-items: center; justify-content: center; }
        .post-card { display: flex; gap: 15px; margin-bottom: 20px; border-bottom: 1px solid #eee; padding-bottom: 15px; }
        .post-thumb { width: 120px; height: 80px; background: linear-gradient(45deg, var(--primary), var(--secondary)); }
        footer { text-align: center; padding: 40px; background: #333; color: #fff; margin-top: 40px; }