/* ===== Algemene stijl (zelfde als lab) ===== */
        body {
            font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
            background: #f6f2df;
            margin: 0;
            padding: 32px 20px;
            position: relative;
        }

        h1 {
            text-align: center;
            font-weight: 600;
            margin-bottom: 32px;
        }

        #titel_img {
            width: 30vw;
            height: auto;
            display: block;
            margin: auto;
            margin-bottom: 2vh;
        }

        /* ===== Container ===== */
        .overview {
            max-width: 900px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 1fr 1fr;
            /* 2 × 2 */
            gap: 20px;
        }

        /* ===== Kaarten ===== */
        .card {
            position: relative;
            background: #fafaf3;
            border-radius: 16px;
            padding: 24px;
            box-shadow: 0 4px 12px rgba(238, 225, 129, 0.08);
            display: flex;
            flex-direction: column;
            gap: 10px;
            transition: transform 0.15s ease, box-shadow 0.15s ease;
        }

        .card:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 18px rgba(0, 0, 0, 0.12);
        }

        .card h2 {
            margin: 0;
            font-size: 1.2rem;
            font-weight: 600;
        }

        .card p {
            margin: 0;
            color: #555;
            line-height: 1.4;
        }

        .card img {
            width: 60%;
            max-height: 20vh;
        }

        a {
            margin-top: auto;
            text-decoration: none;
            font-weight: 500;
            color: #2a6fdb;
        }

        /* ===== Responsive fallback ===== */
        @media (max-width: 700px) {
            .overview {
                grid-template-columns: 1fr;
            }
        }