:root {
            --primary: #132c63;
            --accent: #22d62e;
            --dark: #121212;
            --light: #f3f3f3;
            --text: #333;
        }

        body {
            font-family: 'Assistant', sans-serif;
            margin: 0;
            line-height: 1.6;
            color: var(--text);
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        header {
            background: var(--dark);
            color: white;
            padding: 1rem 2rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .logo-container {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .logo-img {
            height: 50px;
            width: auto;
        }

        nav a {
            color: white;
            text-decoration: none;
            margin-left: 20px;
            font-weight: bold;
        }

        .hero {
            background: linear-gradient(135deg, var(--primary), var(--dark));
            color: white;
            padding: 4rem 2rem;
            text-align: center;
        }

        .container {
            max-width: 1000px;
            margin: 2rem auto;
            padding: 0 1rem;
        }

        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }

        .card {
            border: 1px solid #ddd;
            padding: 1rem;
            border-radius: 8px;
            transition: transform 0.2s;
        }

        .card img {
            width: 100%;
            height: 150px;
            object-fit: contain;
            background: #f9f9f9;
        }

        footer {
            background: #000;
            color: #777;
            text-align: center;
            padding: 2rem;
            margin-top: auto;
        }

        @media (max-width: 768px) {
            header { flex-direction: column; gap: 10px; }
            nav a { margin: 0 10px; }
        }