.sla-courses-grid {
    display: grid;
    grid-template-columns: repeat(var(--columns, 3), 1fr);
    gap: 24px;
    padding: 40px;
    margin: 0;
}

.sla-course-card {
    position: relative;
    background: linear-gradient(145deg, rgba(13, 27, 77, 0.8), rgba(39, 65, 163, 0.6));
    border-radius: 16px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.sla-course-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.sla-course-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.sla-course-image {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
}

.sla-course-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.sla-course-card:hover .sla-course-image img {
    transform: scale(1.05);
}

.sla-course-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(13, 27, 77, 0.95) 0%, transparent 60%);
    pointer-events: none;
}

.sla-course-content {
    padding: 20px;
    padding-top: 0;
    margin-top: -40px;
    position: relative;
    z-index: 2;
}

.sla-course-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #fff;
    margin: 0 0 12px;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.sla-course-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 12px;
}

.sla-tag {
    padding: 4px 10px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 20px;
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    backdrop-filter: blur(4px);
}

.sla-course-excerpt {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.5;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Like Button - alleen binnen course cards */
.sla-course-card .sla-like-btn {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(13, 27, 77, 0.7);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: all 0.25s ease;
}

.sla-course-card .sla-like-btn:hover {
    background: rgba(13, 27, 77, 0.9);
    transform: scale(1.1);
}

.sla-course-card .sla-heart {
    width: 20px;
    height: 20px;
    color: rgba(255, 255, 255, 0.7);
    transition: all 0.25s ease;
}

.sla-course-card .sla-like-btn.is-liked .sla-heart {
    color: #ff4757;
    fill: #ff4757;
}

.sla-course-card .sla-like-btn.is-liked:hover {
    background: rgba(255, 71, 87, 0.2);
}

/* Animation */
@keyframes heartPop {
    0% { transform: scale(1); }
    50% { transform: scale(1.3); }
    100% { transform: scale(1); }
}

.sla-course-card .sla-like-btn.just-liked .sla-heart {
    animation: heartPop 0.4s ease;
}

/* Liked Section */
.sla-liked-section {
    margin: 40px 0;
}

.sla-liked-title {
    font-size: 1.5rem;
    color: #fff;
    margin-bottom: 24px;
    font-weight: 600;
}

/* Responsive */
@media (max-width: 1024px) {
    .sla-courses-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
        padding: 24px;
    }
}

@media (max-width: 640px) {
    .sla-courses-grid {
        grid-template-columns: 1fr;
        gap: 16px;
        padding: 16px;
    }
    
    .sla-course-card {
        border-radius: 12px;
    }
    
    .sla-course-content {
        padding: 16px;
    }
    
    .sla-course-title {
        font-size: 1rem;
    }
    
    .sla-tag {
        font-size: 0.65rem;
        padding: 3px 8px;
    }
    
    .sla-course-excerpt {
        font-size: 0.8rem;
        -webkit-line-clamp: 2;
    }
    
    .sla-course-card .sla-like-btn {
        width: 36px;
        height: 36px;
    }
    
    .sla-course-card .sla-heart {
        width: 18px;
        height: 18px;
    }
}

/* Editor Styles */
.wp-block-sla-courses-grid .components-placeholder {
    background: linear-gradient(145deg, rgba(13, 27, 77, 0.4), rgba(39, 65, 163, 0.3));
    border-radius: 16px;
    min-height: 200px;
}