:root {
            --primary: #4768af;
            --secondary: #3ca2d3;
            --dark: #2b2b2b;
            --light: #ffffff;
            --text: #212121;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: 'Montserrat', sans-serif; color: var(--text); line-height: 1.6; }
        
        img { max-width: 100%; height: auto; }
        .container { max-width: 1170px; margin: 0 auto; padding: 0 15px; }
        
        /* Header */
        header { background: var(--dark); color: var(--light); padding: 1rem 0; }
        .flex-row { display: flex; justify-content: space-between; align-items: center; }
        .logo { width: 150px; }
        nav ul { display: flex; list-style: none; gap: 20px; }
        nav a { color: var(--light); text-decoration: none; font-weight: 500; text-transform: uppercase; }
        
        /* Hero */
        .hero { 
            height: 500px; 
            background: linear-gradient(rgba(0,0,0,0.4), rgba(0,0,0,0.4)), url('/assets/bg-slider-home-1.jpg') center/cover;
            display: flex; align-items: center; justify-content: center; color: white; text-align: center;
        }

        /* Categories */
        .categories { padding: 3rem 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; }
        .cat-box { border: 1px solid #eee; padding: 10px; text-align: center; }
        .cat-img { width: 100%; height: 200px; background: #ddd; display: flex; align-items: center; justify-content: center; margin-bottom: 10px; }

        footer { background: var(--dark); color: white; padding: 2rem 0; text-align: center; }
        
        @media (max-width: 768px) {
            .flex-row { flex-direction: column; gap: 1rem; }
            .nav-menu { display: none; }
        }