/* Training Portal Styles */
.training-header {
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
}

[data-bs-theme="light"] .training-header {
    background: rgba(248, 250, 252, 0.8);
}

/* Category Filters */
.categories-section {
    background: rgba(0, 0, 0, 0.1);
}

[data-bs-theme="light"] .categories-section {
    background: rgba(248, 250, 252, 0.5);
}

.category-filters {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.category-btn {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-muted);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-medium);
}

.category-btn:hover, .category-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

/* Featured Courses */
.featured-courses {
    background: var(--surface-color);
}

.course-card-featured {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    height: 100%;
    transition: all var(--transition-medium);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.course-card-featured::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 3px;
    background: var(--primary-gradient);
    transition: left var(--transition-slow);
}

.course-card-featured:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.course-card-featured:hover::before {
    left: 0;
}

.course-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.course-thumbnail {
    width: 60px;
    height: 60px;
    background: var(--glass-bg);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-color);
}

.course-badges {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.course-badge {
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    font-weight: var(--font-weight-medium);
    text-align: center;
}

.badge-free {
    background: rgba(5, 150, 105, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(5, 150, 105, 0.2);
}

.badge-premium {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.badge-sponsored {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.badge-hot {
    background: rgba(220, 38, 38, 0.1);
    color: var(--error-color);
    border: 1px solid rgba(220, 38, 38, 0.2);
    animation: pulse-badge 2s infinite;
}

@keyframes pulse-badge {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.course-info h5 {
    color: var(--bs-body-color);
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-semibold);
}

.course-meta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    font-size: 0.9rem;
    color: var(--text-muted);
}

.course-meta span {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.course-description {
    color: var(--text-muted);
    margin-bottom: var(--spacing-md);
    line-height: 1.5;
}

.course-progress {
    margin-bottom: var(--spacing-md);
}

.course-skills {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-md);
}

.skill-tag {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.course-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--glass-border);
}

.course-price {
    font-weight: var(--font-weight-bold);
    color: var(--success-color);
}

.course-price.free {
    color: var(--success-color);
}

.course-price.premium {
    color: var(--warning-color);
}

.course-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.btn-enroll {
    background: var(--primary-gradient);
    border: none;
    color: white;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-fast);
}

.btn-enroll:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
    color: white;
}

.btn-preview {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-muted);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    transition: all var(--transition-fast);
}

.btn-preview:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* Learning Paths */
.learning-paths {
    background: rgba(0, 0, 0, 0.05);
}

[data-bs-theme="light"] .learning-paths {
    background: rgba(248, 250, 252, 0.5);
}

.learning-path-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    height: 100%;
    transition: all var(--transition-medium);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.learning-path-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 4px;
    background: var(--success-gradient);
    transition: left var(--transition-slow);
}

.learning-path-card:hover {
    transform: translateY(-5px);
    border-color: var(--success-color);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.learning-path-card:hover::before {
    left: 0;
}

.path-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.path-icon {
    width: 80px;
    height: 80px;
    background: var(--success-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    margin: 0 auto var(--spacing-md);
}

.path-header h4 {
    color: var(--bs-body-color);
    margin-bottom: 0;
}

.path-content p {
    color: var(--text-muted);
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.path-stats {
    display: flex;
    justify-content: space-around;
    margin-bottom: var(--spacing-lg);
    font-size: 0.9rem;
    color: var(--text-muted);
}

.path-stats span {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
}

.path-progress {
    text-align: center;
}

.path-progress .progress {
    height: 6px;
    background: rgba(5, 150, 105, 0.1);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
}

.path-progress .progress-bar {
    background: var(--success-gradient);
}

.path-progress .progress-text {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Sidebar Filters */
.sidebar-filters {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    position: sticky;
    top: 100px;
}

.sidebar-filters h5 {
    color: var(--bs-body-color);
    margin-bottom: var(--spacing-lg);
    font-weight: var(--font-weight-semibold);
}

.filter-group {
    margin-bottom: var(--spacing-xl);
}

.filter-group h6 {
    color: var(--bs-body-color);
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--glass-border);
}

.form-check {
    margin-bottom: var(--spacing-sm);
}

.form-check-input {
    background-color: transparent;
    border: 1px solid var(--glass-border);
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.form-check-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(99, 102, 241, 0.25);
}

.form-check-label {
    color: var(--text-muted);
    font-weight: var(--font-weight-regular);
}

/* Courses Grid */
.courses-header {
    margin-bottom: var(--spacing-lg);
}

.results-count {
    color: var(--text-muted);
}

.sort-options .form-select {
    width: auto;
    min-width: 200px;
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

/* Course Card (Regular) */
.course-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-medium);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.course-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 2px;
    background: var(--primary-gradient);
    transition: left var(--transition-slow);
}

.course-card:hover {
    transform: translateY(-3px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.course-card:hover::before {
    left: 0;
}

/* Payment Modal */
.payment-section {
    background: var(--glass-bg);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.payment-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.payment-method {
    background: var(--glass-bg);
    border: 2px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-medium);
}

.payment-method:hover, .payment-method.selected {
    border-color: var(--primary-color);
    background: rgba(99, 102, 241, 0.1);
}

.payment-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.payment-method h6 {
    color: var(--bs-body-color);
    margin-bottom: var(--spacing-sm);
}

.payment-method p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 0;
}

.mobile-money-form {
    background: rgba(99, 102, 241, 0.05);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

.mobile-money-form .form-label {
    color: var(--bs-body-color);
    font-weight: var(--font-weight-medium);
}

.mobile-money-form .form-control {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--glass-border);
    color: var(--bs-body-color);
}

.payment-summary {
    background: rgba(5, 150, 105, 0.1);
    border: 1px solid rgba(5, 150, 105, 0.2);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
}

.summary-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
    color: var(--text-muted);
}

.summary-item.total {
    font-weight: var(--font-weight-bold);
    color: var(--bs-body-color);
    border-top: 1px solid var(--glass-border);
    padding-top: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

/* Pagination */
.pagination .page-link {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-muted);
    margin: 0 2px;
    border-radius: var(--radius-sm);
}

.pagination .page-link:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.pagination .page-item.active .page-link {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

/* Loading States */
.course-card.loading {
    opacity: 0.5;
    pointer-events: none;
}

.course-card.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.05), transparent);
    animation: shimmer 1.5s infinite;
}

/* Responsive Design */
@media (max-width: 992px) {
    .sidebar-filters {
        position: static;
        margin-bottom: var(--spacing-lg);
    }
    
    .courses-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .course-header {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .course-badges {
        flex-direction: row;
        justify-content: center;
    }
    
    .course-meta {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .course-footer {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .course-actions {
        width: 100%;
        justify-content: space-between;
    }
    
    .btn-enroll, .btn-preview {
        flex: 1;
    }
    
    .payment-methods {
        grid-template-columns: 1fr;
    }
    
    .path-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
}

@media (max-width: 576px) {
    .courses-grid {
        grid-template-columns: 1fr;
    }
    
    .category-filters .d-flex {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .category-btn {
        width: 100%;
    }
    
    .course-card, .course-card-featured {
        padding: var(--spacing-md);
    }
    
    .learning-path-card {
        padding: var(--spacing-lg);
    }
    
    .path-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
}

/* Course Video Player */
.video-player {
    background: var(--dark-gray);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.video-placeholder {
    aspect-ratio: 16/9;
    background: linear-gradient(45deg, var(--dark-gray), var(--medium-gray));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3rem;
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(99, 102, 241, 0.9);
    border: none;
    border-radius: 50%;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    transition: all var(--transition-medium);
}

.play-button:hover {
    background: var(--primary-color);
    transform: translate(-50%, -50%) scale(1.1);
}

/* Course Content Tabs */
.course-tabs {
    background: var(--glass-bg);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.nav-tabs {
    border-bottom: 1px solid var(--glass-border);
    margin-bottom: var(--spacing-lg);
}

.nav-tabs .nav-link {
    background: transparent;
    border: none;
    color: var(--text-muted);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    transition: all var(--transition-medium);
}

.nav-tabs .nav-link:hover, .nav-tabs .nav-link.active {
    color: var(--primary-color);
    background: rgba(99, 102, 241, 0.1);
    border-bottom: 2px solid var(--primary-color);
}

.tab-content {
    color: var(--text-muted);
    line-height: 1.6;
}

/* Certificate Preview */
.certificate-preview {
    background: var(--glass-bg);
    border: 2px dashed var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xxl);
    text-align: center;
    margin: var(--spacing-lg) 0;
}

.certificate-icon {
    font-size: 4rem;
    color: var(--warning-color);
    margin-bottom: var(--spacing-lg);
}

.certificate-preview h5 {
    color: var(--bs-body-color);
    margin-bottom: var(--spacing-md);
}

.certificate-preview p {
    color: var(--text-muted);
    margin-bottom: var(--spacing-lg);
}

.btn-certificate {
    background: var(--warning-color);
    border: none;
    color: white;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-medium);
}

.btn-certificate:hover {
    background: var(--warning-color);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(245, 158, 11, 0.3);
    color: white;
}