:root {
            --primary: #0077b5;
            --secondary: #006c8a;
            --dark: #111;
            --light: #fff;
            --accent: #0082f3;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; line-height: 1.6; color: var(--dark); }
        
        /* Layout */
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        header { padding: 20px 0; display: flex; justify-content: space-between; align-items: center; }
        nav a { margin-left: 20px; text-decoration: none; color: var(--dark); font-weight: 600; }
        
        .hero { 
            background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('/assets/5dfd8fa68d0e1e1d382e0118_Slider1.png') center/cover;
            color: white; padding: 100px 0; text-align: center; 
        }
        
        .grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; padding: 40px 0; }
        .card { padding: 20px; border: 1px solid #eee; border-radius: 8px; box-shadow: 0 4px 6px rgba(0,0,0,0.1); }
        
        .btn { display: inline-block; padding: 12px 24px; background: var(--primary); color: white; text-decoration: none; border-radius: 4px; margin-top: 10px; }
        
        footer { background: var(--dark); color: white; padding: 40px 0; text-align: center; margin-top: 50px; }
        
        .logo-box { width: 150px; height: 50px; background: var(--primary); display: flex; align-items: center; justify-content: center; color: white; font-weight: bold; }

        @media (min-width: 768px) {
            header { padding: 40px 0; }
        }