/* --- Features Section (Flashcards) --- */
.features-section {
    padding: 80px 20px;
    background-color: #fff;
}

.features-grid {
    max-width: 1200px;
    /* Iets breder voor 4 kaarten */
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    padding: 30px;
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    border-top: 4px solid #667eea;
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

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

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    display: block;
}