/* Reset */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: Arial, Helvetica, sans-serif;
            line-height: 1.6;
            color: #333;
        }

        /* Header */
        header {
            background: #4CAF50;
            color: white;
            padding: 1rem 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        header h1 {
            font-size: 1.5rem;
        }

        nav ul {
            list-style: none;
            display: flex;
            gap: 1rem;
        }

        nav a {
            color: white;
            text-decoration: none;
            font-weight: bold;
        }

        nav a:hover {
            text-decoration: underline;
        }

        /* Hero Section */
        .hero {
            background: url('images/fractal-7084115_1920.jpg') no-repeat center/cover;
            height: 70vh;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            text-align: center;
            padding: 0 1rem;
        }

        .hero h2 {
            font-size: 2.5rem;
            margin-bottom: 1rem;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
        }

        .hero p {
            font-size: 1.2rem;
            max-width: 600px;
            margin: auto;
            text-shadow: 1px 1px 3px rgba(0,0,0,0.4);
        }

        /* Cards Section */
        .cards {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            padding: 2rem;
        }

        .card {
            background: white;
            border-radius: 8px;
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
            overflow: hidden;
            transition: transform 0.3s;
        }

        .card:hover {
            transform: translateY(-5px);
        }

        .card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }

        .card-content {
            padding: 1rem;
        }

        .card-content h3 {
            margin-bottom: 0.5rem;
            color: #4CAF50;
        }

        /* Footer */
        footer {
            background: #333;
            color: white;
            text-align: center;
            padding: 1rem;
            margin-top: 2rem;
        }

        /* Responsive Menu */
        @media (max-width: 768px) {
            nav ul {
                flex-direction: column;
                background: #4CAF50;
                position: absolute;
                top: 60px;
                right: 0;
                padding: 1rem;
                display: none;
            }

            nav ul.show {
                display: flex;
            }

            .menu-toggle {
                display: block;
                cursor: pointer;
            }
        }

        @media (min-width: 769px) {
            .menu-toggle {
                display: none;
            }
        }