:root {
            --primary: #00a8ff;
            --dark: #262626;
            --light: #f9f9f9;
            --font-family: 'Raleway', Arial, sans-serif;
        }

        body { font-family: var(--font-family); color: #333; margin: 0; line-height: 1.6; }
        .container { max-width: 1140px; margin: 0 auto; padding: 0 15px; }
        
        /* Header */
        .header-main { background: #fff; padding: 20px 0; border-bottom: 2px solid var(--primary); }
        .logo img { max-height: 50px; }
        .nav { list-style: none; display: flex; gap: 20px; padding: 0; }
        .nav a { text-decoration: none; color: var(--dark); font-weight: 600; text-transform: uppercase; }
        
        /* Hero */
        .hero { height: 500px; background-size: cover; background-position: center; display: flex; align-items: center; justify-content: center; color: white; text-align: center; }
        .hero-content { background: rgba(0,0,0,0.5); padding: 40px; border-radius: 10px; }
        
        /* Layout Grid */
        .grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; padding: 50px 0; }
        .card { border: 1px solid #ddd; padding: 15px; border-radius: 8px; transition: transform 0.3s; }
        .card:hover { transform: translateY(-5px); }
        .card img { width: 100%; height: 200px; object-fit: cover; border-radius: 4px; }
        .missing-img { background: #eee; height: 200px; display: flex; align-items: center; justify-content: center; color: #999; border-radius: 4px; }

        /* Footer */
        .footer { background: var(--dark); color: #fff; padding: 40px 0; text-align: center; }
        .footer a { color: var(--primary); text-decoration: none; }
        
        @media (max-width: 768px) { .nav { flex-direction: column; align-items: center; } }