* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Couleurs */
    --color-primary: #FFD700;
    --color-secondary: #1E90FF;
    --color-background: #F9F9F9;
    --color-text: #333333;
    --color-border: #DDDDDD;
    --color-muted: #777777;

    /* Typographie */
    --font-family-primary: 'Arial', sans-serif;
    --font-size-base: 16px;
    --font-size-large: 1.5rem;
    --font-size-small: 0.875rem;
    --font-weight-normal: 400;
    --font-weight-bold: 700;

    /* Espacements */
    --spacing-small: 8px;
    --spacing-medium: 16px;
    --spacing-large: 24px;
    --spacing-xlarge: 32px;

    /* Bordures */
    --border-radius: 5px;

    /* Avatar */
    --avatar-size: 50px;
}

/* Général */
body {
    font-family: var(--font-family-primary);
    background-color: var(--color-background);
    color: var(--color-text);
    line-height: 1.5;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s;
}

p a {
    color: var(--color-secondary);
}

/* Header */
.forum-header {
    background-color: var(--color-secondary);
    color: white;
    padding: var(--spacing-medium) 0;
}

.logo-container {
    text-align: center;
    margin-bottom: var(--spacing-small);
}

.forum-logo {
    max-width: 100px;
    height: auto;
}

.banner {
    text-align: center;
}

/* Menu Principal */
.main-menu-container {
    background-color: var(--color-secondary);
    border-top: 1px solid rgba(255,255,255,0.1);
}

.main-menu {
    list-style: none;
    margin: 0;
    padding: var(--spacing-small) 0;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-medium);
}

.menu-link {
    color: white;
    font-weight: var(--font-weight-bold);
    padding: var(--spacing-small) var(--spacing-medium);
    border-radius: var(--border-radius);
}

.menu-link:hover {
    background-color: rgba(255,255,255,0.2);
}

/* Fil d'Ariane */
.breadcrumb {
    background-color: var(--color-primary);
    padding: var(--spacing-medium);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: var(--font-size-small);
}

.breadcrumb-item {
    color: var(--color-text);
    font-weight: var(--font-weight-bold);
}

/* --- LISTE DES FORUMS (HOME) --- */
.forum-main {
    padding: var(--spacing-medium);
    max-width: 1200px;
    margin: 0 auto;
}

.forum-section {
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-large);
    overflow: hidden;
}

.forum-header {
    background-color: var(--color-secondary);
    padding: var(--spacing-medium);
    margin: 0;
    font-size: 1.2rem;
    color: white;
}

/* Correction du layout des items */
.forum-item {
    display: flex;
    align-items: center;
    padding: var(--spacing-medium);
    border-bottom: 1px solid var(--color-border);
    gap: var(--spacing-medium);
    background-color: white;
    transition: background-color 0.2s;
}

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

.forum-item:hover {
    background-color: #f9f9f9;
}

/* On réactive l'affichage des éléments cachés par erreur */
.forum-avatar {
    display: block;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.forum-subject {
    flex-grow: 1; /* Prend toute la place dispo */
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
}

.forum-subject:hover {
    color: var(--color-secondary);
}

/* Colonnes fixes pour l'alignement */
.forum-author {
    display: block;
    width: 120px;
    font-size: var(--font-size-small);
    color: var(--color-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.forum-messages {
    width: 100px;
    text-align: center;
    font-size: var(--font-size-small);
    color: var(--color-muted);
    background-color: var(--color-background);
    padding: 2px 8px;
    border-radius: 10px;
    flex-shrink: 0;
}

.forum-last-message {
    display: block;
    width: 180px;
    text-align: right;
    font-size: var(--font-size-small);
    color: var(--color-muted);
    flex-shrink: 0;
}

/* --- PAGE PROFIL USER --- */
.profile-main {
    max-width: 1000px;
    margin: var(--spacing-large) auto;
    padding: 0 var(--spacing-medium);
}

.profile-info {
    background-color: white;
    padding: var(--spacing-large);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-large);
    text-align: center;
}

.profile-img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 4px solid var(--color-background);
    margin: var(--spacing-medium) 0;
}

.profile-activity {
    background-color: white;
    padding: var(--spacing-large);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
}

.activity-list {
    list-style: none;
}

/* Ciblage des activités imbriquées */
.activity-item > div > div {
    border: 1px solid var(--color-border);
    background-color: var(--color-background);
    padding: var(--spacing-medium);
    margin-top: var(--spacing-small);
    border-radius: var(--border-radius);
}

.comment-thread-title {
    font-size: 1rem;
    margin-bottom: var(--spacing-small);
}

.comment-thread-title a {
    color: var(--color-secondary);
}

.comment-date {
    font-size: var(--font-size-small);
    color: var(--color-muted);
    margin-bottom: var(--spacing-small);
}

.profile-activity .comment {
    font-style: italic;
    color: var(--color-text);
    border-left: 3px solid var(--color-secondary);
    padding-left: var(--spacing-small);
}

/* --- PAGE THREAD --- */
.thread-main {
    max-width: 1200px;
    margin: var(--spacing-large) auto;
    padding: 0 var(--spacing-medium);
}

.thread-info {
    background-color: white;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--spacing-large);
    margin-bottom: var(--spacing-large);
}

.thread-title {
    font-size: 1.8rem;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-medium);
}

.thread-meta {
    font-size: var(--font-size-small);
    color: var(--color-muted);
    padding-bottom: var(--spacing-medium);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--spacing-medium);
}

/* Commentaires du thread */
.comments-list {
    list-style: none;
}

.comment {
    display: flex;
    gap: var(--spacing-medium);
    background-color: white;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--spacing-medium);
    margin-bottom: var(--spacing-medium);
}

/* Colonne gauche (Avatar/Auteur) */
.comment-meta {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 120px; /* Largeur fixe */
    flex-shrink: 0;
    border-right: 1px solid var(--color-border);
    padding-right: var(--spacing-medium);
}

.comment-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin-bottom: var(--spacing-small);
}

.comment-author {
    font-weight: var(--font-weight-bold);
    text-align: center;
    margin-bottom: 5px;
}

/* Colonne droite (Contenu) */
.comment-content {
    flex-grow: 1;
}

.comment-actions {
    margin-top: var(--spacing-medium);
    display: flex;
    gap: var(--spacing-small);
}

.reply-button, .like-button {
    background-color: var(--color-background);
    border: 1px solid var(--color-border);
    padding: 5px 10px;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: var(--font-size-small);
}

.reply-button:hover, .like-button:hover {
    background-color: var(--color-border);
}

/* Le premier post (dans thread-info) a une structure HTML bizarre (li hors ul), on le style aussi */
.thread-info .comment {
    border: none;
    padding: 0;
    margin: 0;
    box-shadow: none;
}

/* --- FOOTER --- */
.forum-footer {
    background-color: var(--color-text);
    color: white;
    padding: var(--spacing-large) 0;
    margin-top: var(--spacing-xlarge);
    text-align: center;
}

.footer-links, .social-links {
    list-style: none;
    padding: 0;
    margin: var(--spacing-medium) 0;
}

.footer-link-item, .social-link-item {
    display: inline-block;
    margin: 0 var(--spacing-small);
}

.footer-link, .social-link {
    color: #ccc;
    font-size: var(--font-size-small);
}

.footer-link:hover, .social-link:hover {
    color: white;
}

/* Responsive */
@media (max-width: 768px) {
    .forum-item {
        flex-wrap: wrap;
    }
    .forum-subject {
        width: 100%;
        order: -1;
        margin-bottom: var(--spacing-small);
    }
    .forum-author, .forum-last-message, .forum-messages {
        width: auto;
        font-size: 0.8rem;
    }
    
    .comment {
        flex-direction: column;
    }
    .comment-meta {
        flex-direction: row;
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--color-border);
        padding-bottom: var(--spacing-small);
        margin-bottom: var(--spacing-small);
        align-items: center;
        gap: 10px;
    }
    .comment-avatar {
        width: 40px;
        height: 40px;
        margin-bottom: 0;
    }
}