:root {
    --color-primary: #375A7F;
    --color-secondary: #B44E3D;
    --color-accent: linear-gradient(90deg, #E29578, #F4A261);
    --color-background: #F3F4F6;
    --color-text: #1C1C1C;
    --color-border: #D4A373;
    --color-muted: #637189;
    
    /* Texte lisible selon le fond (docs/forums_generation.md §6 bis/ter) :
       surface = cartes blanches, border = lignes des fils et fil d'Ariane */
    --color-on-primary: #F3F4F6;
    --color-on-secondary: #F3F4F6;
    --color-title: #375A7F;
    --color-title-on-surface: #375A7F;
    --color-text-on-surface: #1C1C1C;
    --color-link-on-surface: #B44E3D;
    --color-text-on-border: #1C1C1C;
    --color-link-on-border: #682D23;

    /* Typographie */
    --font-family-primary: 'Poppins', sans-serif;
    --font-size-base: 16px;
    --font-size-large: 22px;
    --font-size-small: 14px;
    --font-weight-normal: 400;
    --font-weight-bold: 600;

    /* Espacements */
    --spacing-small: 8px;
    --spacing-medium: 16px;
    --spacing-large: 32px;
    --spacing-xlarge: 64px;

    /* Bordures */
    --border-radius: 10px;

    /* Taille du logo */
    --logo-size: 80px;
}

body {
    background-color: var(--color-background);
    color: var(--color-text);
    font-family: var(--font-family-primary);
    font-size: var(--font-size-base);
    margin: 0;
    padding: 0;
}

p a {
    color: var(--color-link-on-surface);
}

.header-top {
    max-width: 100%;
}

.logo-container {
    display: flex;
    justify-content: center;
    align-items: center;
}

.logo-container>img {
    margin-right: var(--spacing-small);
}

.header-text {
    min-width: 0;
}

.header-text img {
    display: block;
    max-width: 100%;
    height: auto;
}

.header-text p:empty {
    display: none;
}

.header {
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: var(--color-primary);
    color: var(--color-on-primary);
    padding: var(--spacing-large) var(--spacing-medium);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.logo {
    flex-shrink: 0;
    width: var(--logo-size);
    height: var(--logo-size);
    object-fit: contain;
}

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

.nav-link {
    text-decoration: none;
    color: var(--color-on-primary);
    font-weight: var(--font-weight-bold);
    transition: color 0.3s;
}

.nav-link:hover {
    color: var(--color-on-primary);
    text-decoration: underline;
}

.breadcrumb {
    box-sizing: border-box;
    width: calc(100% - 2 * var(--spacing-large));
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-small);
    padding: var(--spacing-small) var(--spacing-medium);
    background-color: var(--color-border);
    border-radius: var(--border-radius);
    font-size: var(--font-size-small);
    margin: var(--spacing-medium) auto;
    max-width: 1200px;
}

.breadcrumb a {
    text-decoration: none;
    color: var(--color-link-on-border);
    font-weight: var(--font-weight-normal);
    transition: color 0.3s;
}

.breadcrumb a:hover {
    color: var(--color-text-on-border);
    text-decoration: underline;
}

.breadcrumb span {
    color: var(--color-text-on-border);
}

.main-content {
    max-width: calc(1200px + 2 * var(--spacing-large));
    margin: 0 auto;
}

.forum-section {
    background-color: #ffffff;
    color: var(--color-text-on-surface);
    border-radius: var(--border-radius);
    padding: var(--spacing-medium);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
    margin: var(--spacing-large);
}

.category:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.forum-header {
    color: var(--color-title-on-surface);
    font-size: var(--font-size-large);
    font-weight: var(--font-weight-bold);
    overflow-wrap: anywhere;
}

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

.reply-button {
    background: var(--color-secondary);
    border: none;
    padding: var(--spacing-small) var(--spacing-medium);
    border-radius: var(--border-radius);
    color: var(--color-on-secondary);
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    transition: all 0.3s;
}

.reply-button:hover {
    background: var(--color-accent);
    color: white;
}

.footer {
    background-color: var(--color-primary);
    color: var(--color-on-primary);
    text-align: center;
    padding: var(--spacing-large);
    margin-top: var(--spacing-large);
    border-top: 4px solid var(--color-secondary);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-small) var(--spacing-large);
}

.footer-link {
    text-decoration: none;
    color: var(--color-on-primary);
    font-weight: var(--font-weight-bold);
    transition: color 0.3s;
}

.footer-link:hover {
    color: var(--color-on-primary);
    text-decoration: underline;
}

ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

/* Thread */

.thread-section,
.profile-section {
    box-sizing: border-box;
    max-width: calc(1200px + 2 * var(--spacing-large));
    margin: 0 auto;
    padding: 0 var(--spacing-large);
}

.thread-section>.thread-meta{
    display: none;
}

.thread-title {
    font-size: var(--font-size-large);
    color: var(--color-title);
    font-weight: var(--font-weight-bold);
    overflow-wrap: anywhere;
}

.thread-meta {
    color: var(--color-muted);
}

.thread-description {
    margin-top: var(--spacing-medium);
}

.comments-title {
    font-size: var(--font-size-large);
    color: var(--color-title);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-medium);
}

.comments-list {
    list-style: none;
    padding: 0;
}

.comment {
    display: flex;
    gap: var(--spacing-medium);
    padding: var(--spacing-medium);
    margin-bottom: var(--spacing-medium);
    background-color: #ffffff;
    color: var(--color-text-on-surface);
    overflow-wrap: anywhere;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.comment > div {
    flex: 1;
    min-width: 0;
}

.comment-pdp {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
}

.comment-meta {
    color: var(--color-muted);
    font-size: var(--font-size-small);
}

.comment-content {
    margin-top: var(--spacing-small);
    font-size: var(--font-size-base);
    line-height: 1.6;
}

.comment pre {
    white-space: pre-wrap;
}

.comment-content img,
div.comment img,
.comment video,
.comment iframe {
    max-width: 100%;
}

.comment-content img,
div.comment img,
.comment iframe {
    height: auto;
}

.comment iframe {
    aspect-ratio: 16 / 9;
}

.like-btn {
    background-color: var(--color-secondary);
    color: var(--color-on-secondary);
    border: none;
    padding: var(--spacing-small) var(--spacing-medium);
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: var(--font-weight-bold);
    transition: background-color 0.3s;
}

.like-btn:hover {
    background-color: var(--color-primary);
    color: var(--color-on-primary);
}

.add-comment-btn {
    background-color: var(--color-secondary);
    color: var(--color-on-secondary);
    border: none;
    padding: var(--spacing-medium) var(--spacing-large);
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: var(--font-weight-bold);
    transition: background-color 0.3s;
}

.add-comment-btn:hover {
    background-color: var(--color-primary);
    color: var(--color-on-primary);
}

/* Profile */

.comment-thread-title {
    margin: 0 0 4px;
    font-size: var(--font-size-base);
    line-height: 1.4;
    overflow-wrap: anywhere;
}

.comment-thread-title>a {
    text-decoration: none;
    color: var(--color-title);
    font-weight: var(--font-weight-bold);
}

.comment-thread-title>a:hover {
    text-decoration: underline;
}

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

.profile-title {
    font-size: var(--font-size-large);
    color: var(--color-title);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-large);
    overflow-wrap: anywhere;
}

.user-info {
    background-color: #ffffff;
    color: var(--color-text-on-surface);
    padding: var(--spacing-medium);
    border-radius: var(--border-radius);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    text-align: center;
}

.user-info p {
    max-width: 100%;
    overflow-wrap: anywhere;
}

.user-meta {
    margin-top: var(--spacing-small);
}

.user-pdp {
    width: 128px;
    height: 128px;
    border-radius: 50%;
    object-fit: cover;
    margin-top: var(--spacing-medium);
}

.user-activity {
    margin-top: var(--spacing-xlarge);
}

.activity-title {
    font-size: var(--font-size-large);
    color: var(--color-title);
    font-weight: var(--font-weight-bold);
}

.activity-list {
    list-style: none;
    padding: 0;
    margin-top: var(--spacing-medium);
}

/* Derniers messages générés par Forum.php : div > h4.comment-thread-title + .comment-date + div.comment */
.activity-list > div {
    margin-bottom: var(--spacing-large);
}

.activity-list > div:last-child {
    margin-bottom: 0;
}

.activity-list .comment {
    display: block;
    margin-bottom: 0;
    line-height: 1.6;
}

.activity-item {
    font-size: var(--font-size-base);
    color: var(--color-text);
}

.activity-link {
    text-decoration: none;
    color: var(--color-secondary);
    font-weight: var(--font-weight-bold);
    transition: color 0.3s;
}

.activity-link:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

.user-stats {
    margin-top: var(--spacing-xlarge);
}

.stats-title {
    font-size: var(--font-size-large);
    color: var(--color-title);
    font-weight: var(--font-weight-bold);
}

.stats-list {
    list-style: none;
    padding: 0;
    margin-top: var(--spacing-medium);
}

.stats-item {
    font-size: var(--font-size-base);
}

/* AUTH PAGE — Forum 8 */

.auth-bg {
    background: var(--color-accent);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-large);
}

.auth-glass {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--border-radius);
    padding: var(--spacing-large);
    width: 100%;
    max-width: 400px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
    animation: appear 0.8s ease forwards;
}

@keyframes appear {
    0% { opacity: 0; transform: translateY(20px); }
    100% { opacity: 1; transform: translateY(0); }
}

.auth-title {
    font-size: var(--font-size-large);
    text-align: center;
    color: var(--color-background);
    margin-bottom: var(--spacing-large);
}

.auth-form-group {
    margin-bottom: var(--spacing-medium);
    padding-right: var(--spacing-large);
}

.auth-input {
    width: 100%;
    padding: 12px;
    font-size: var(--font-size-base);
    border: none;
    border-radius: var(--border-radius);
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-background);
    outline: none;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.auth-input::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.auth-button {
    width: 100%;
    margin-top: var(--spacing-medium);
    padding: 12px;
    background: var(--color-secondary);
    color: var(--color-background);
    border: none;
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    transition: background-color 0.3s;
}

.auth-button:hover {
    background: var(--color-primary);
}

.auth-footer {
    margin-top: var(--spacing-medium);
    text-align: center;
    font-size: var(--font-size-small);
    color: var(--color-background);
}

.auth-footer a {
    color: var(--color-background);
    text-decoration: none;
}

.auth-footer a:hover {
    text-decoration: underline;
}

/* ---=== Balisage généré par Forum.php : .forum-section > a > h2.forum-header + .forum-item ===--- */
/* L'avatar était masqué et les fils s'empilaient en texte brut aux couleurs illisibles. Avatar à
   gauche, sujet, puis auteur / messages / dernier message (docs/forums_generation.md §7). */
.forum-section:has(> a > .forum-header):not(:has(.forum-item)) {
    display: none;
}

.forum-section > a {
    display: block;
    text-decoration: none;
}

.forum-section > a:hover > .forum-header {
    text-decoration: underline;
}

.forum-item {
    display: grid;
    grid-template-columns: 40px minmax(0, max-content) max-content minmax(0, 1fr);
    column-gap: var(--spacing-medium);
    row-gap: 2px;
    align-items: center;
    background-color: var(--color-border);
    color: var(--color-text-on-border);
    border-radius: var(--border-radius);
    padding: var(--spacing-small) 12px;
    margin-bottom: var(--spacing-small);
}

.forum-item:last-child {
    margin-bottom: 0;
}

.forum-item .forum-avatar {
    grid-column: 1;
    grid-row: 1 / span 2;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.forum-subject {
    grid-column: 2 / -1;
    grid-row: 1;
    text-decoration: none;
    color: var(--color-link-on-border);
    font-weight: var(--font-weight-bold);
    line-height: 1.4;
    overflow-wrap: anywhere;
}

.forum-subject:hover {
    text-decoration: underline;
    color: var(--color-text-on-border);
}

.forum-author,
.forum-messages,
.forum-last-message {
    grid-row: 2;
    font-size: var(--font-size-small);
    overflow-wrap: anywhere;
}

.forum-author {
    grid-column: 2;
}

.forum-author > a {
    text-decoration: none;
    font-weight: var(--font-weight-bold);
    color: var(--color-text-on-border);
}

.forum-author > a:hover {
    text-decoration: underline;
}

.forum-messages {
    grid-column: 3;
    white-space: nowrap;
}

.forum-last-message {
    grid-column: 4;
}

/* Pagination des pages catégorie */
.pagination {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-small);
    margin: 0 auto var(--spacing-large);
    padding: 0 var(--spacing-medium);
}

.pagination .current-page,
.pagination .page-link {
    padding: 4px 12px;
    background-color: var(--color-border);
    border-radius: var(--border-radius);
    font-size: var(--font-size-small);
}

.pagination .current-page {
    color: var(--color-text-on-border);
    font-weight: var(--font-weight-bold);
}

.pagination .page-link {
    color: var(--color-link-on-border);
    text-decoration: none;
}

.pagination .page-link:hover {
    text-decoration: underline;
}

/* Mobile */
@media (max-width: 600px) {
    .header {
        padding: var(--spacing-medium) 12px;
    }

    .logo-container {
        flex-wrap: wrap;
        gap: var(--spacing-small);
    }

    .logo-container>img {
        margin-right: 0;
    }

    .breadcrumb {
        width: calc(100% - 2 * var(--spacing-medium));
    }

    .forum-section {
        margin: var(--spacing-medium);
        padding: 12px;
    }

    .forum-item {
        grid-template-columns: 40px minmax(0, 1fr);
        column-gap: 12px;
        align-items: start;
    }

    .forum-item .forum-avatar {
        grid-row: 1 / span 4;
    }

    .forum-author,
    .forum-messages,
    .forum-last-message {
        grid-column: 2;
    }

    .forum-messages {
        grid-row: 3;
    }

    .forum-last-message {
        grid-row: 4;
    }

    .thread-section,
    .profile-section {
        padding: 0 var(--spacing-medium);
    }

    .comment {
        gap: 12px;
        padding: 12px;
    }

    .comment-pdp {
        width: 40px;
        height: 40px;
    }

    .user-pdp {
        width: 96px;
        height: 96px;
    }

    .user-activity,
    .user-stats {
        margin-top: var(--spacing-large);
    }

    .footer {
        padding: var(--spacing-large) var(--spacing-medium);
    }
}