/* Structure principale */
main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background-color: #ffffff;
    border-radius: 16px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

/* Bouton retour */
.header2 {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.back-button {
    font-size: 24px;
    text-decoration: none;
    color: #1da1f2;
    font-weight: bold;
    padding: 6px 10px;
    border-radius: 50%;
    transition: background-color 0.2s;
}

.back-button:hover {
    background-color: #e6f3ff;
}

/* Titre */
.page-title {
    font-size: 24px;
    font-weight: 700;
    margin: 0;
}

/* Contenu question */
.question-content {
    font-size: 18px;
    line-height: 1.6;
    margin: 20px 0 30px;
    text-align: center;
}

/* Titres sections */
.section-title {
    font-size: 20px;
    font-weight: 600;
    margin-top: 40px;
    margin-bottom: 20px;
    border-bottom: 1px solid #eee;
    padding-bottom: 8px;
}

/* Messages */
.message {
    background-color: #f9f9f9;
    border: 1px solid #eee;
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 20px;
}

.message-header {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    font-size: 14px;
    color: #555;
    margin-bottom: 10px;
}

.user-name {
    font-weight: 600;
    color: #333;
}

.user-class {
    color: #888;
    margin-left: 8px;
}

.message-date {
    font-size: 12px;
    color: #aaa;
}

.message-content {
    font-size: 16px;
    color: #333;
    line-height: 1.5;
}

/* Formulaire */
.response-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.response-form input,
.response-form textarea,
.response-form select {
    width: 100%;
    padding: 10px 12px;
    font-size: 16px;
    border: 1px solid #ccc;
    border-radius: 10px;
    background-color: #fff;
    resize: vertical;
}

.submit-button {
    align-self: flex-end;
    padding: 10px 18px;
    font-size: 16px;
    background-color: #1da1f2;
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s;
}

.submit-button:hover {
    background-color: #0d8ddb;
}

/* Pas de réponse */
.no-response {
    text-align: center;
    color: #999;
    font-style: italic;
}

/* Styles responsives pour la page de détail de question */
@media screen and (max-width: 768px) {
    .header2 {
        padding: 10px 5px;
        flex-direction: column;
    }
    
    .page-title {
        font-size: 1.3rem;
        margin: 10px 0;
    }
    
    .back-button {
        margin-bottom: 10px;
    }
    
    .message {
        margin: 10px 0;
    }
}

/* Styles améliorés pour la page d'accueil du forum */
.forum-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    border-bottom: 2px solid #eaeaea;
    padding-bottom: 15px;
}

.forum-header h1 {
    color: #333;
    margin: 0;
    font-size: 2.2rem;
}

.add-question-btn {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: bold;
    display: inline-flex;
    align-items: center;
    transition: background-color 0.3s ease;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.add-question-btn:hover {
    background-color: var(--primary-color-hover);
    text-decoration: none;
}

.add-question-btn span {
    margin-right: 8px;
    font-size: 20px;
    font-weight: bold;
}

.questions-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

/* Style pour carte de question cliquable entièrement */
.question-card-link {
    display: block;
    text-decoration: none;
    color: inherit;
    margin-bottom: 20px;
}

.question-card {
    background-color: white;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.question-card-link:hover .question-card {
    transform: translateY(-5px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.question-title {
    margin-top: 0;
    margin-bottom: 10px;
    font-size: 1.3rem;
    color: #2c3e50;
}

.question-card-link:hover .question-title {
    color: var(--primary-color);
}

.question-content {
    color: #555;
    margin-bottom: 15px;
    line-height: 1.5;
}

.question-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: #777;
    padding-top: 15px;
    border-top: 1px solid #eee;
}

.question-author {
    font-weight: bold;
}

.question-responses {
    color: var(--accent-color);
    font-weight: bold;
}

.empty-questions {
    grid-column: 1 / -1;
    text-align: center;
    padding: 40px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

/* Responsive */
@media (max-width: 768px) {
    .forum-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .add-question-btn {
        align-self: flex-start;
    }
    
    .questions-container {
        grid-template-columns: 1fr;
    }
    
    .question-meta {
        flex-wrap: wrap;
        gap: 8px;
    }
}

/* Remplacement de la couleur verte par un bleu marine */

:root {
    --primary-color: #1a3a5f; /* Bleu marine */
    --primary-color-hover: #2c5282; /* Bleu marine légèrement plus clair pour les hover */
    --accent-color: #4a6fa5; /* Bleu plus clair comme accent */
    --text-color: #333;
    --light-text-color: #777;
    --background-color: #f5f7fa;
    --card-background: #fff;
}

/* Autres éléments qui utilisaient la couleur verte */
a {
    color: var(--primary-color);
}

a:hover {
    color: var(--primary-color-hover);
}

button[type="submit"],
input[type="submit"] {
    background-color: var(--primary-color);
    color: white;
}

button[type="submit"]:hover,
input[type="submit"]:hover {
    background-color: var(--primary-color-hover);
}