/* Courses Specific Styles */

.course-header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    margin: 2rem 0;
    text-align: center;
}

.course-header h1 {
    color: #333;
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.course-header p {
    color: #666;
    font-size: 1.1rem;
}

/* Filters and Sort */
.filters-section {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.filters-left {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.filters-right {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.filter-group label {
    font-weight: 500;
    color: #333;
    font-size: 0.9rem;
}

.filter-group select {
    padding: 8px 12px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    outline: none;
    transition: border-color 0.3s ease;
}

.filter-group select:focus {
    border-color: #667eea;
}

.results-count {
    color: #666;
    font-size: 0.9rem;
}

/* Courses Grid */
.courses-section {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    margin-bottom: 2rem;
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.course-card {
    background: white;
    border-radius: 15px;
    padding: 1.5rem;
    transition: all 0.3s ease;
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    border: 1px solid #f0f0f0;
    position: relative;
}

.course-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
    border-color: #667eea;
}

.course-image {
    width: 100%;
    height: 180px;
    background: linear-gradient(45deg, #f8f9fa, #e9ecef);
    border-radius: 10px;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: #666;
    position: relative;
    overflow: hidden;
}

.course-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 10px;
}

.course-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: #ff4757;
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 500;
}

.course-info h4 {
    color: #333;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
    line-height: 1.4;
}

.course-instructor {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.course-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    font-size: 0.8rem;
    color: #666;
}

.course-rating {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.stars {
    color: #ffa726;
}

.rating-text {
    color: #666;
    font-size: 0.9rem;
}

.course-price {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.current-price {
    color: #667eea;
    font-weight: bold;
    font-size: 1.2rem;
}

.original-price {
    color: #999;
    text-decoration: line-through;
    font-size: 0.9rem;
}

.discount {
    background: #4CAF50;
    color: white;
    padding: 2px 6px;
    border-radius: 8px;
    font-size: 0.7rem;
}

.enroll-btn {
    width: 100%;
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    border: none;
    padding: 10px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.enroll-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
}

.pagination a, .pagination span {
    padding: 8px 12px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    text-decoration: none;
    color: #333;
    transition: all 0.3s ease;
}

.pagination a:hover {
    border-color: #667eea;
    background: #667eea;
    color: white;
}

.pagination .current {
    background: #667eea;
    color: white;
    border-color: #667eea;
}

/* Responsive Courses */
@media (max-width: 768px) {
    .filters-section {
        flex-direction: column;
        align-items: stretch;
    }

    .filters-left, .filters-right {
        justify-content: space-between;
    }

    .courses-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}