/* CSS for course image placeholder */

.course-placeholder {
    background: linear-gradient(135deg, #2196F3, #0D47A1);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 180px;
    font-size: 2rem;
    border-radius: 8px 8px 0 0;
}

.course-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.course-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

/* Custom styles for course images */
.course-card img {
    height: 180px;
    object-fit: cover;
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
}

/* Fallback for missing course images */
.course-card img.error {
    display: none;
}

.course-card img.error + .placeholder-fallback {
    display: flex;
}