:root {
            --primary: #0077b3;
            --secondary: #005b9a;
            --accent: #ff6606;
            --dark: #0b0b0b;
            --light: #f8f8f8;
            --text: #333;
        }
        * { box-sizing: border-box; }
        body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; margin: 0; line-height: 1.6; color: var(--text); }
        
        header { background: var(--dark); color: #fff; padding: 1rem 0; display: flex; justify-content: space-between; align-items: center; }
        .logo { padding-left: 20px; }
        .logo img { height: 60px; width: auto; display: block; }
        
        nav ul { list-style: none; display: flex; gap: 15px; margin: 0; padding-right: 20px; }
        nav a { color: #fff; text-decoration: none; font-size: 0.9rem; font-weight: 600; }
        
        .hero { 
            background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('/assets/JRN-1576722-908649196-1-600x400.jpg');
            background-size: cover; 
            background-position: center; 
            padding: 100px 20px; 
            text-align: center; 
            color: #fff; 
        }
        
        .content { max-width: 1000px; margin: 40px auto; padding: 0 20px; }
        
        .grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; margin-top: 40px; }
        .card { border: 1px solid #ddd; padding: 20px; border-radius: 8px; box-shadow: 0 4px 6px rgba(0,0,0,0.1); }
        
        footer { background: var(--dark); color: #fff; text-align: center; padding: 40px 20px; margin-top: 40px; }
        
        @media (max-width: 768px) {
            header { flex-direction: column; }
            nav ul { padding: 20px 0; flex-wrap: wrap; justify-content: center; }
        }