/* Professional Course Cards - Clean & Modern */

.course-card {
    background: #ffffff;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    overflow: hidden;
    display: block;
    text-decoration: none;
    color: inherit;
}

.course-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
    border-color: #d1d5db;
    text-decoration: none;
    color: inherit;
}

.course-card-image {
    position: relative;
    overflow: hidden;
    height: 200px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}



.course-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.course-card-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    background: #2563eb;
    color: white;
    padding: 4px 12px;
    border-radius: 16px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.course-card-content {
    padding: 20px;
}

.course-card-title {
    font-size: 18px;
    font-weight: 600;
    color: #1f2937;
    margin: 0 0 8px 0;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.course-card-instructor {
    color: #6b7280;
    font-size: 14px;
    font-weight: 500;
    margin: 0 0 16px 0;
}

.course-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid #f3f4f6;
}

.course-card-students {
    display: flex;
    align-items: center;
    color: #6b7280;
    font-size: 13px;
    font-weight: 500;
}

.course-card-students svg {
    width: 16px;
    height: 16px;
    margin-right: 6px;
    color: #9ca3af;
}

.course-card-rating {
    display: flex;
    align-items: center;
    gap: 4px;
}

.course-card-stars {
    display: flex;
    gap: 2px;
}

.course-card-star {
    width: 14px;
    height: 14px;
    color: #fbbf24;
}

.course-card-star.empty {
    color: #d1d5db;
}

.course-card-rating-number {
    font-size: 13px;
    font-weight: 600;
    color: #4b5563;
    margin-left: 4px;
}

/* Progress Bar for Dashboard Cards */
.course-card-progress {
    margin-top: 12px;
}

.course-card-progress-label {
    display: flex;
    justify-content: between;
    align-items: center;
    margin-bottom: 6px;
    font-size: 12px;
    color: #6b7280;
    font-weight: 500;
}

.course-card-progress-bar {
    width: 100%;
    height: 6px;
    background: #f3f4f6;
    border-radius: 3px;
    overflow: hidden;
}

.course-card-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #3b82f6 0%, #1d4ed8 100%);
    border-radius: 3px;
    transition: width 0.8s ease;
}

.course-card-status {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 8px;
}

.course-card-status.started {
    background: #dbeafe;
    color: #1e40af;
}

.course-card-status.progress {
    background: #fef3c7;
    color: #92400e;
}

.course-card-status.completed {
    background: #d1fae5;
    color: #065f46;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .course-card:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    }
    
    .course-card-content {
        padding: 16px;
    }
    
    .course-card-image {
        height: 180px;
    }
}

/* Grid layouts */
.course-cards-grid {
    display: grid;
    gap: 24px;
}

.course-cards-grid.cols-1 {
    grid-template-columns: 1fr;
}

.course-cards-grid.cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

.course-cards-grid.cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 1024px) {
    .course-cards-grid.cols-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .course-cards-grid.cols-2,
    .course-cards-grid.cols-3 {
        grid-template-columns: 1fr;
    }
    
    .course-cards-grid {
        gap: 16px;
    }
}