/* Thesis Section Styles */
.thesis-section {
    padding: 80px 0;
    background: var(--bg-color);
    color: var(--text-color);
    position: relative;
}

.thesis-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
}

.thesis-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-color);
}

.thesis-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.thesis-intro {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.thesis-description {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.thesis-english-note {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.03);
    padding: 1rem;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
    display: none; /* Masqué par défaut, affiché seulement en version EN */
}

.thesis-english-note.show-en {
    display: block;
}

.thesis-details {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.thesis-details h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.thesis-info {
    list-style: none;
    padding: 0;
}

.thesis-info li {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 0.8rem;
    color: var(--text-color);
}

.thesis-info strong {
    color: var(--primary-color);
}

.thesis-download {
    text-align: center;
    margin-top: 1rem;
}

.download-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(45deg, #8A2BE2, #9932CC);
    color: white;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(138, 43, 226, 0.3);
    border: 2px solid transparent;
}

.download-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(138, 43, 226, 0.4);
    background: linear-gradient(45deg, #9932CC, #8A2BE2);
    border-color: rgba(255, 255, 255, 0.3);
}

.download-button i {
    font-size: 1.2rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .thesis-section {
        padding: 60px 0;
    }
    
    .thesis-title {
        font-size: 2rem;
        margin-bottom: 2rem;
    }
    
    .thesis-intro,
    .thesis-details {
        padding: 1.5rem;
    }
    
    .thesis-description,
    .thesis-info li {
        font-size: 1rem;
    }
    
    .download-button {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .thesis-container {
        padding: 0 15px;
    }
    
    .thesis-title {
        font-size: 1.8rem;
    }
    
    .thesis-intro,
    .thesis-details {
        padding: 1rem;
    }
    
    .download-button {
        padding: 0.7rem 1.2rem;
        font-size: 0.9rem;
    }
}