/* ==========================================================================
   Course Catalog Styles - Moodle 5.0 Compatible
   ========================================================================== */

/* ==========================================================================
   1. MAIN CONTAINER & LAYOUT
   ========================================================================== */

.local-catalog {
    margin: 20px 0;
}

.course-details {
    margin: 20px 0;
}

/* ==========================================================================
   2. COURSE HEADER
   ========================================================================== */

.course-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 2rem;
    border-radius: 8px;
    margin-bottom: 2rem;
}

.course-title {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.course-summary {
    font-size: 1.1rem;
    opacity: 0.9;
    line-height: 1.6;
}

/* ==========================================================================
   3. COURSE TABS SYSTEM
   ========================================================================== */

.course-tabs .nav-tabs {
    border-bottom: 2px solid #e9ecef;
    margin-bottom: 1.5rem;
}

.course-tabs .nav-tabs .nav-link {
    padding: 12px 24px;
    font-weight: 500;
    color: #495057;
    border: none;
    border-bottom: 3px solid transparent;
    transition: all 0.3s ease;
}

.course-tabs .nav-tabs .nav-link:hover {
    border-color: transparent;
    color: #007bff;
    background-color: #f8f9fa;
}

.course-tabs .nav-tabs .nav-link.active {
    color: #007bff;
    background-color: transparent;
    border-color: transparent transparent #007bff;
    font-weight: 600;
}

.tab-content {
    min-height: 400px;
}

.tab-pane {
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================================================
   4. COURSE CONTENT TAB - UPDATED WITH ACCORDION
   ========================================================================== */

/* Course content accordion */
#courseSectionsAccordion .accordion-item {
    border: 1px solid #dee2e6;
    border-radius: 8px;
    margin-bottom: 1rem;
}

#courseSectionsAccordion .accordion-button {
    background-color: #f8f9fa;
    color: #495057;
    font-weight: 500;
    border: none;
    padding: 1rem 1.25rem;
}

#courseSectionsAccordion .accordion-button:not(.collapsed) {
    background-color: #e7f3ff;
    color: #0c63e4;
    box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.125);
}

#courseSectionsAccordion .accordion-button:focus {
    border-color: #86b7fe;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

#courseSectionsAccordion .accordion-body {
    background-color: white;
    padding: 1.25rem;
}

/* Section summary in accordion */
.section-summary {
    font-size: 0.95rem;
    line-height: 1.5;
    color: #6c757d;
}

/* Activities list - simplified */
.activities-list {
    margin-top: 1rem;
}

.activity-item {
    padding: 0.5rem 0;
    border-bottom: 1px solid #f1f3f4;
    transition: background-color 0.2s ease;
}

.activity-item:last-child {
    border-bottom: none;
}

.activity-item:hover {
    background-color: #f8f9fa;
    padding: 0.5rem;
    margin: 0 -0.5rem;
    border-radius: 4px;
}

.activity-name {
    color: #495057;
    font-weight: 500;
    font-size: 0.9rem;
}

/* Activity count badge */
.accordion-button .badge {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
}

/* No activities message */
.no-activities {
    padding: 1rem;
    background-color: #f8f9fa;
    border-radius: 6px;
    border: 1px dashed #dee2e6;
    text-align: center;
    color: #6c757d;
}

/* Responsive adjustments for accordion */
@media (max-width: 767.98px) {
    #courseSectionsAccordion .accordion-button {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
    }
    
    #courseSectionsAccordion .accordion-body {
        padding: 1rem;
    }
    
    .activity-item {
        font-size: 0.85rem;
    }
}

/* ==========================================================================
   5. TRAINERS TAB - UPDATED LAYOUT
   ========================================================================== */

.trainers-list .trainer-item {
    transition: background-color 0.2s ease;
    padding: 1rem 0;
}

.trainers-list .trainer-item:hover {
    background-color: #f8f9fa;
    padding: 1rem;
    border-radius: 8px;
    margin: 0 -1rem;
}

.trainer-avatar img {
    border: 3px solid #e9ecef;
    object-fit: cover;
    width: 80px;
    height: 80px;
}

.trainer-name {
    color: #495057;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.trainer-role .badge,
.trainer-item .badge {
    font-size: 0.75rem;
    padding: 0.4rem 0.8rem;
}

.trainer-details {
    color: #6c757d;
}

.trainer-institution,
.trainer-department {
    font-size: 0.9rem;
}

.trainer-bio {
    color: #495057;
    line-height: 1.5;
    font-size: 0.95rem;
}

.trainer-bio p {
    margin-bottom: 0;
}

.trainer-contact .btn {
    font-size: 0.85rem;
    padding: 0.375rem 0.75rem;
}

/* Separator line between trainers */
.trainer-item.border-top {
    border-top: 2px solid #dee2e6 !important;
}

/* ==========================================================================
   6. COURSE SIDEBAR
   ========================================================================== */

.course-sidebar {
    top: 20px;
}

.course-image-container img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.course-detail-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: 8px;
}

/* Course Metadata */
.course-metadata .metadata-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 0.75rem 0;
    border-bottom: 1px solid #f1f3f4;
}

.course-metadata .metadata-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.course-metadata strong {
    color: #495057;
    font-size: 0.9rem;
    flex-shrink: 0;
    margin-right: 1rem;
    font-weight: 600;
}

.course-metadata span {
    color: #6c757d;
    font-size: 0.9rem;
    text-align: right;
    flex-grow: 1;
}

/* Level badges */
.badge-level-basic {
    background-color: #28a745;
    color: white;
}

.badge-level-intermediate {
    background-color: #ffc107;
    color: #212529;
}

.badge-level-advanced {
    background-color: #dc3545;
    color: white;
}

/* ==========================================================================
   7. STRIPE PRODUCT & MEMBERSHIP PLANS
   ========================================================================== */

/* Product Stripe Embed */
.product-stripe-container {
    background: white;
    border-radius: 8px;
    padding: 1rem;
    border: 1px solid #e3e6f0;
    margin-bottom: 0;
}

.product-stripe-container iframe {
    width: 100%;
    min-height: 200px;
    border: none;
    border-radius: 6px;
}

/* Membership Plans */
.stripe-plan {
    background-color: #f8f9fa;
    padding: 1rem;
    border-radius: 6px;
    border: 1px solid #e9ecef;
    transition: box-shadow 0.2s ease;
    animation: fadeInUp 0.5s ease-in-out;
}

.stripe-plan:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.stripe-plan:last-child {
    margin-bottom: 0 !important;
}

.stripe-embed-container {
    background: white;
    border-radius: 6px;
    padding: 15px;
    border: 1px solid #e3e6f0;
}

.stripe-embed-container iframe {
    width: 100%;
    min-height: 200px;
    border: none;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================================================
   8. OVERVIEW & FAQ CONTENT
   ========================================================================== */

.course-overview,
.course-faq {
    line-height: 1.6;
}

.course-overview h1,
.course-overview h2,
.course-overview h3,
.course-faq h1,
.course-faq h2,
.course-faq h3 {
    color: #495057;
    margin-top: 1.5rem;
    margin-bottom: 1rem;
}

.course-overview p,
.course-faq p {
    margin-bottom: 1rem;
}

.course-overview ul,
.course-overview ol,
.course-faq ul,
.course-faq ol {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

/* ==========================================================================
   9. CARDS & GENERAL COMPONENTS
   ========================================================================== */

.card {
    border: 1px solid #dee2e6;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.card-header {
    background-color: #f8f9fa;
    border-bottom: 1px solid #dee2e6;
    padding: 1rem;
}

.card-body {
    padding: 1.25rem;
}

.card-title {
    font-weight: 600;
    color: #495057;
}

/* ==========================================================================
   10. RESPONSIVE DESIGN
   ========================================================================== */

/* Large screens */
@media (max-width: 1199.98px) {
    .course-tabs .nav-tabs .nav-link {
        padding: 10px 20px;
    }
}

/* Medium screens */
@media (max-width: 991.98px) {
    .course-sidebar {
        position: relative !important;
        top: auto !important;
        margin-top: 2rem;
    }
    
    .course-header {
        padding: 1.5rem;
    }
    
    .course-title {
        font-size: 1.5rem;
    }
    
    .course-tabs .nav-tabs .nav-link {
        padding: 10px 16px;
        font-size: 0.9rem;
    }
}

/* Small screens */
@media (max-width: 767.98px) {
    .local-catalog,
    .course-details {
        margin: 10px 0;
    }
    
    .course-header {
        padding: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .course-title {
        font-size: 1.3rem;
    }
    
    .course-tabs .nav-tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }
    
    .course-tabs .nav-tabs::-webkit-scrollbar {
        display: none;
    }
    
    .course-tabs .nav-tabs .nav-item {
        flex-shrink: 0;
    }
    
    .course-tabs .nav-tabs .nav-link {
        padding: 8px 12px;
        white-space: nowrap;
        font-size: 0.85rem;
    }
    
    /* Updated mobile trainer layout */
    .trainer-item .d-flex {
        flex-direction: column;
        text-align: center;
    }
    
    .trainer-avatar {
        align-self: center;
        margin-bottom: 1rem;
        margin-right: 0 !important;
    }
    
    .trainer-info {
        width: 100%;
    }
    
    .trainer-info .d-flex {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .trainer-contact {
        justify-content: center;
        margin-top: 1rem;
    }
    
    .course-metadata .metadata-item {
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
    }
    
    .course-metadata span {
        text-align: left;
        margin-top: 0.25rem;
    }
    
    .stripe-plan {
        padding: 15px !important;
        margin-bottom: 20px !important;
    }
    
    .stripe-embed-container {
        padding: 10px;
    }
}

/* Extra small screens */
@media (max-width: 575.98px) {
    .course-content-readonly .section-item {
        padding-left: 1rem;
        margin-left: 0;
    }
    
    .trainer-contact .btn {
        margin-bottom: 0.5rem;
    }
    
    .course-image-container img,
    .course-detail-image {
        height: 180px;
    }
}

/* ==========================================================================
   11. ACCESSIBILITY
   ========================================================================== */

.nav-tabs .nav-link:focus,
.btn:focus,
.form-control:focus,
.form-select:focus {
    outline: 2px solid #007bff;
    outline-offset: 2px;
}

.trainer-contact .btn:focus {
    outline: 2px solid #007bff;
    outline-offset: 2px;
}

/* Skip link for accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: #007bff;
    color: white;
    padding: 8px;
    text-decoration: none;
    z-index: 1000;
    border-radius: 4px;
}

.skip-link:focus {
    top: 6px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .course-header {
        background: #000;
        color: #fff;
        border: 2px solid #fff;
    }
    
    .card,
    .stripe-plan {
        border: 2px solid #000;
    }
    
    .trainer-card:hover {
        border-color: #007bff;
        border-width: 2px;
    }
}

/* ==========================================================================
   12. PRINT STYLES
   ========================================================================== */

@media print {
    .course-sidebar,
    .nav-tabs,
    .btn,
    .stripe-plan {
        display: none !important;
    }
    
    .tab-content .tab-pane {
        display: block !important;
        opacity: 1 !important;
    }
    
    .course-header {
        background: none !important;
        color: black !important;
        border: 1px solid #000;
    }
    
    .trainer-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #000;
    }
    
    .section-item {
        break-inside: avoid;
    }
}

/* ==========================================================================
   13. DARK MODE SUPPORT (Optional)
   ========================================================================== */

@media (prefers-color-scheme: dark) {
    .course-header {
        background: linear-gradient(135deg, #4a5568 0%, #2d3748 100%);
    }
    
    .card,
    .stripe-plan {
        background-color: #2d3748;
        border-color: #4a5568;
        color: #e2e8f0;
    }
    
    .card-header {
        background-color: #1a202c;
        border-color: #4a5568;
    }
    
    .trainer-card {
        background-color: #2d3748;
        color: #e2e8f0;
    }
    
    .activity-item {
        background-color: #4a5568 !important;
        color: #e2e8f0;
    }
    
    .section-summary,
    .trainer-bio {
        color: #a0aec0;
    }
}

/* ==========================================================================
   14. REDUCED MOTION SUPPORT
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
    .trainer-card,
    .stripe-plan,
    .tab-pane {
        transition: none;
        animation: none;
    }
    
    .trainer-card:hover {
        transform: none;
    }
    
    .activity-item {
        transition: none;
    }
}


/* Additional styles for enrolled courses in course catalog */

/* Enrolled course card styling */
.course-card-enrolled {
    border: 2px solid #28a745 !important;
    box-shadow: 0 4px 8px rgba(40, 167, 69, 0.15) !important;
    position: relative;
}

/* Enrolled badge */
.enrolled-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: #28a745;
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
    z-index: 2;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.enrolled-badge i {
    margin-right: 2px;
}

/* Subtle background tint for enrolled courses */
.course-card-enrolled .card-body {
    background: linear-gradient(to bottom, rgba(40, 167, 69, 0.02) 0%, transparent 100%);
}

/* Enhanced hover effect for enrolled courses */
.course-card-enrolled:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(40, 167, 69, 0.2) !important;
    border-color: #218838 !important;
}

/* Button styling for enrolled courses */
.course-card-enrolled .btn-success {
    background: #28a745;
    border-color: #28a745;
}

.course-card-enrolled .btn-success:hover {
    background: #218838;
    border-color: #1e7e34;
}

/* Animation for enrolled badge */
@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(40, 167, 69, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(40, 167, 69, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(40, 167, 69, 0);
    }
}

.enrolled-badge {
    animation: pulse 2s infinite;
}

/* Fade-in animation for course cards */
.course-card.fade-in {
    animation: fadeIn 0.6s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .enrolled-badge {
        font-size: 0.65rem;
        padding: 2px 6px;
        top: 8px;
        right: 8px;
    }
    
    .course-card-enrolled {
        border-width: 1px !important;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .course-card-enrolled {
        border-width: 3px !important;
    }
    
    .enrolled-badge {
        font-weight: 700;
    }
}

/* Reduced motion for accessibility */
@media (prefers-reduced-motion: reduce) {
    .enrolled-badge {
        animation: none;
    }
    
    .course-card.fade-in {
        animation: none;
    }
    
    .course-card-enrolled:hover {
        transform: none;
    }
}


/* ==========================================================================
   15. COURSE CARD ADDITIONAL FIELDS STYLES
   ========================================================================== */

/* Course type badge on image */
.course-type-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 2;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

/* Course image container */
.course-image-container {
    position: relative;
    overflow: hidden;
}

/* Course meta area styling - updated layout */
.course-meta {
    border-top: 1px solid #eee;
    padding-top: 8px;
    margin-top: auto;
}

.course-area {
    font-size: 0.85rem;
    font-weight: 500;
    color: #666;
}

.course-level {
    font-size: 0.8rem;
}

.course-category {
    font-size: 0.8rem;
}

/* Course type badge variants based on content */
.course-type-badge[data-type*="kurs"], 
.course-type-badge[data-type*="Kurs"] { 
    background: rgba(52, 144, 220, 0.8); 
}

.course-type-badge[data-type*="webinar"], 
.course-type-badge[data-type*="Webinar"] { 
    background: rgba(255, 159, 67, 0.8); 
}

.course-type-badge[data-type*="narzędzie"], 
.course-type-badge[data-type*="Narzędzie"] { 
    background: rgba(45, 152, 218, 0.8); 
}

.course-type-badge[data-type*="workshop"], 
.course-type-badge[data-type*="Workshop"] { 
    background: rgba(255, 107, 129, 0.8); 
}

/* Update enrolled badge z-index to be above type badge */
.enrolled-badge {
    z-index: 3;
}

/* Responsive adjustments for new elements */
@media (max-width: 768px) {
    .course-type-badge {
        font-size: 0.75rem;
        padding: 4px 8px;
        top: 8px;
        left: 8px;
    }
    
    .course-meta {
        font-size: 0.85rem;
    }
    
    .course-area,
    .course-level,
    .course-category {
        font-size: 0.75rem;
    }
}

/* High contrast mode support for new elements */
@media (prefers-contrast: high) {
    .course-type-badge {
        font-weight: 700;
        background: rgba(0, 0, 0, 0.9) !important;
    }
}