/* Styles pour la page des cours */

.courses-header {
    background: linear-gradient(135deg, var(--bg-light) 0%, #ecf0f1 100%);
    position: relative;
    overflow: hidden;
}

.courses-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><text y=".9em" font-size="90">♔</text></svg>') no-repeat center;
    background-size: 400px;
    opacity: 0.03;
    pointer-events: none;
}

.course-description {
    font-size: 1.1rem;
    line-height: 1.7;
}

.course-icon-display {
    padding: 2rem;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

/* Cartes des niveaux de cours */
.course-level-card {
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    overflow: hidden;
    border: none;
}

.course-level-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.course-level-card .card-header {
    border: none;
    padding: 2rem 1.5rem 1.5rem;
    text-align: center;
    position: relative;
    background: linear-gradient(135deg, var(--primary-color), #34495e) !important;
}

.course-level-card .card-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 20px;
    background: white;
    border-radius: 20px 20px 0 0;
}

.level-icon {
    margin-bottom: 1rem;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-5px); }
}

.course-level-card h4 {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.badge-light {
    background-color: rgba(255, 255, 255, 0.9) !important;
    color: var(--primary-color) !important;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: 20px;
}

.card-image {
    height: 200px;
    overflow: hidden;
}

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

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

.course-level-card .card-body {
    padding: 1.5rem;
}

.course-details {
    margin: 1rem 0;
}

.detail-item {
    display: flex;
    align-items: center;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.detail-item i {
    width: 20px;
    margin-right: 0.5rem;
}

.upcoming-sessions {
    background: var(--bg-light);
    padding: 1rem;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.upcoming-sessions h6 {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.session-item {
    margin-bottom: 0.3rem;
}

.badge-success {
    background-color: #28a745 !important;
}

.badge-warning {
    background-color: #ffc107 !important;
    color: #212529 !important;
}

.course-level-card .card-footer {
    background: var(--bg-light);
    border: none;
    padding: 1rem 1.5rem;
}

.btn-block {
    width: 100%;
}

/* Section informations pratiques */
.practical-info {
    background: white;
}

.info-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    text-align: center;
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.12);
}

.info-header {
    margin-bottom: 1.5rem;
}

.info-header h4 {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    color: var(--primary-color);
}

.info-content {
    text-align: left;
    line-height: 1.7;
}

.info-content ul {
    padding-left: 1.2rem;
}

.info-content li {
    margin-bottom: 0.5rem;
}

/* Section contact */
.course-contact {
    background: var(--bg-light);
}

.contact-details {
    margin: 2rem 0;
}

.contact-item {
    display: inline-block;
    margin: 0 1rem;
    font-size: 1.1rem;
}

.contact-item a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.contact-item a:hover {
    color: var(--secondary-color);
}

/* Section title */
.section-title {
    font-family: 'Playfair Display', serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    border-radius: 2px;
}

/* Responsive */
@media (max-width: 768px) {
    .courses-header {
        text-align: center;
    }
    
    .courses-header .display-4 {
        font-size: 2rem;
    }
    
    .course-level-card .card-header {
        padding: 1.5rem 1rem 1rem;
    }
    
    .level-icon {
        margin-bottom: 0.5rem;
    }
    
    .level-icon i {
        font-size: 2rem !important;
    }
    
    .info-card {
        padding: 1.5rem;
        margin-bottom: 1rem;
    }
    
    .contact-item {
        display: block;
        margin: 0.5rem 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 576px) {
    .courses-header {
        padding: 2rem 0 !important;
    }
    
    .course-level-card {
        margin-bottom: 2rem;
    }
    
    .practical-info .col-lg-4 {
        margin-bottom: 2rem;
    }
}

/* Animations d'apparition */
.course-level-card,
.info-card {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.course-level-card.animate,
.info-card.animate {
    opacity: 1;
    transform: translateY(0);
}

/* Amélioration des boutons */
.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-outline-primary:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(44, 62, 80, 0.3);
}

.btn-primary {
    background: linear-gradient(135deg, var(--secondary-color), #c0392b);
    border: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(231, 76, 60, 0.3);
}

/* Amélioration de l'alerte */
.alert-info {
    background: linear-gradient(135deg, #e3f2fd, #bbdefb);
    border: none;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
}

.alert-info h4 {
    color: var(--primary-color);
    font-family: 'Playfair Display', serif;
}

/* Styles pour la page de détail d'un cours */
.course-detail-header {
    position: relative;
    overflow: hidden;
}

.course-detail-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><text y=".9em" font-size="90">♔</text></svg>') no-repeat center;
    background-size: 300px;
    opacity: 0.05;
    pointer-events: none;
}

.breadcrumb {
    background: rgba(255, 255, 255, 0.9);
    border-radius: 25px;
    padding: 0.5rem 1rem;
}

.breadcrumb-item a {
    color: var(--primary-color);
    text-decoration: none;
}

.course-icon-title {
    display: flex;
    align-items: center;
}

.course-icon-title i {
    animation: float 3s ease-in-out infinite;
}

.badge-primary {
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
    border-radius: 20px;
}

.course-quick-info {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1.5rem;
}

.info-badge {
    background: rgba(255, 255, 255, 0.9);
    padding: 0.5rem 1rem;
    border-radius: 25px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.info-badge i {
    color: var(--primary-color);
}

.course-main-image {
    max-height: 300px;
    object-fit: cover;
}

.instructor-photo {
    width: 150px;
    height: 150px;
    object-fit: cover;
}

/* Contenu du cours */
.course-content {
    background: white;
}

.content-section {
    margin-bottom: 3rem;
}

.section-title {
    font-family: 'Playfair Display', serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 50px;
    height: 3px;
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    border-radius: 2px;
}

.section-subtitle {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.content-text {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-dark);
}

.content-text ul, .content-text ol {
    padding-left: 1.5rem;
}

.content-text li {
    margin-bottom: 0.5rem;
}

/* Informations formateur */
.instructor-info {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 15px;
    border-left: 4px solid var(--primary-color);
}

.instructor-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.instructor-bio {
    line-height: 1.6;
}

/* Sidebar */
.sidebar-card {
    background: white;
    border-radius: 15px;
    padding: 1.5rem;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    margin-bottom: 2rem;
}

.sidebar-card .card-title {
    font-family: 'Playfair Display', serif;
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    border-bottom: 2px solid var(--bg-light);
    padding-bottom: 0.5rem;
}

.info-item {
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #eee;
}

.info-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.info-item strong {
    color: var(--primary-color);
    display: block;
    margin-bottom: 0.5rem;
}

.info-content {
    color: var(--text-dark);
    line-height: 1.5;
}

.price-highlight {
    background: linear-gradient(135deg, #e8f5e8, #f0f8f0);
    padding: 1rem;
    border-radius: 10px;
    border: 2px solid #28a745;
}

.price-highlight .price {
    font-size: 1.5rem;
    font-weight: 700;
    color: #28a745;
}

/* Sessions disponibles */
.session-card {
    background: var(--bg-light);
    padding: 1rem;
    border-radius: 10px;
    margin-bottom: 1rem;
    border-left: 4px solid var(--primary-color);
}

.session-card:last-child {
    margin-bottom: 0;
}

.session-header {
    display: flex;
    justify-content: between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.session-header strong {
    color: var(--primary-color);
}

.session-details {
    font-size: 0.9rem;
    color: var(--text-light);
}

.session-details div {
    margin-bottom: 0.3rem;
}

.session-details i {
    width: 15px;
    color: var(--primary-color);
}

/* Autres niveaux */
.other-level-item {
    padding: 1rem 0;
    border-bottom: 1px solid #eee;
}

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

.level-link {
    text-decoration: none;
    color: var(--text-dark);
    display: block;
    transition: all 0.3s ease;
}

.level-link:hover {
    color: var(--primary-color);
    transform: translateX(5px);
}

.level-link span {
    font-weight: 600;
}

/* Responsive pour la page de détail */
@media (max-width: 768px) {
    .course-icon-title {
        flex-direction: column;
        text-align: center;
    }
    
    .course-icon-title i {
        margin-bottom: 1rem;
        margin-right: 0 !important;
    }
    
    .course-quick-info {
        justify-content: center;
    }
    
    .info-badge {
        font-size: 0.9rem;
        padding: 0.4rem 0.8rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .section-subtitle {
        font-size: 1.3rem;
    }
    
    .instructor-info {
        padding: 1.5rem;
    }
    
    .instructor-avatar {
        width: 80px;
        height: 80px;
    }
    
    .sidebar-card {
        padding: 1rem;
    }
    
    .session-header {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 576px) {
    .course-detail-header {
        padding: 2rem 0 !important;
    }
    
    .breadcrumb {
        font-size: 0.8rem;
    }
    
    .course-icon-title h1 {
        font-size: 1.8rem;
    }
    
    .content-section {
        margin-bottom: 2rem;
    }
}