:root {
    /* --- Couleurs de base --- */
    --bg-color: #0a0f18;
    --text-color: #e6e6e6;
    --text-color-pure: #fff;
    --text-muted: #8b949e;
    --accent-color: #00bfff;

    /* --- Couleurs des surfaces et panneaux --- */
    --surface-color: rgba(10, 15, 24, 0.85);
    --surface-hover-color: rgba(15, 20, 30, 0.9);
    --banner-overlay-color: rgba(10, 15, 24, 0.7);
    --transparent-color: transparent;

    /* --- Couleurs des bordures et lignes --- */
    --border-color: #3a5a78;
    --border-color-subtle: rgba(58, 90, 120, 0.3);
    --grid-line-color: rgba(58, 90, 120, 0.1);
    
    /* --- Couleurs des formulaires et interactions --- */
    --input-focus-shadow: rgba(0, 191, 255, 0.2);
    
    /* --- Couleur pour l'animation JavaScript --- */
    --js-wireframe-color: rgba(58, 90, 120, 0.4);

    /* --- Polices --- */
    --font-primary: 'Inter', sans-serif;
}

/* ===== RESET & STYLES GLOBAUX ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-primary);
    background-color: var(--bg-color);
    color: var(--text-color);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s ease;
}
a:hover {
    color: var(--accent-color);
}

.container, .forum-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

/* ===== CANVAS DE FOND ===== */
#wireframe-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

/* ===== HEADER ===== */
.site-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 20px 40px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    background: var(--surface-color);
}

.header-title {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 4px;
}
.header-title::after {
    content: "GARAGE MICHOT"; /* Fallback si vide dans le DOM */
}

.header-nav {
    display: flex;
    gap: 30px;
}
.header-nav a {
    color: var(--text-color);
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.header-nav a.active, .header-nav a:hover {
    color: var(--accent-color);
}

/* ===== FIL D'ARIANE (BREADCRUMB) ===== */
.breadcrumb {
    max-width: 1400px;
    margin: 0 auto 20px auto;
    padding: 0 20px;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
}
.breadcrumb a {
    color: var(--text-muted);
}
.breadcrumb a:hover {
    color: var(--text-color);
}
.breadcrumb-separator {
    margin: 0 10px;
    color: var(--accent-color);
}
.breadcrumb-item:last-child {
    color: var(--text-color);
    font-weight: 600;
    pointer-events: none;
}

/* ===== BANNIÈRE ===== */
.banner-panel {
    position: relative;
    height: 250px;
    border: 1px solid var(--border-color);
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 20px;
    margin-bottom: 20px;
}
.banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--banner-overlay-color);
    backdrop-filter: blur(2px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.banner-title, .banner-subtitle {
    position: relative;
    z-index: 2;
}
.banner-title {
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--text-color-pure);
    min-height: 1em; /* Garde la place même si vide */
}
.banner-title:empty::before {
    content: "ACCUEIL";
}
.banner-subtitle {
    font-size: 1rem;
    color: var(--text-muted);
    font-weight: 400;
    margin-top: 10px;
}

/* ===== SECTIONS ET HEADERS ===== */
.category-panel, .forum-section {
    position: relative;
    /* overflow: hidden; Pas d'overflow hidden pour permettre aux ombres de sortir si besoin */
    padding: 25px;
    background-color: var(--transparent-color);
    border: 1px solid var(--border-color);
    /* Pattern de grille subtile en fond */
    background-image:
        linear-gradient(to right, var(--grid-line-color) 1px, var(--transparent-color) 1px),
        linear-gradient(to bottom, var(--grid-line-color) 1px, var(--transparent-color) 1px);
    background-size: 20px 20px;
    border-radius: 4px;
}

.category-header, .forum-header {
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 20px;
    color: var(--text-color);
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 10px;
    display: inline-block;
}
a .forum-header:hover {
    color: var(--accent-color);
}

/* ===== LISTE DES SUJETS (FORUM ITEMS) ===== */
.forum-item {
    display: grid;
    /* Grid layout : Avatar | Sujet (extensible) | Auteur | Messages | Date */
    grid-template-columns: 50px 1fr 150px 100px 200px;
    gap: 20px;
    align-items: center;
    padding: 16px;
    background-color: var(--surface-color);
    backdrop-filter: blur(5px);
    border: 1px solid var(--border-color-subtle);
    border-bottom: none;
    transition: background-color 0.2s ease, transform 0.2s ease;
}

.forum-item:first-of-type {
    border-top-left-radius: 4px;
    border-top-right-radius: 4px;
}
/* Dernier item : on remet la bordure du bas et on arrondit */
.forum-item:last-child {
    border-bottom: 1px solid var(--border-color-subtle);
    border-bottom-left-radius: 4px;
    border-bottom-right-radius: 4px;
}

.forum-item:hover {
    background-color: var(--surface-hover-color);
    border-color: var(--accent-color);
    z-index: 2; /* Passe au dessus pour la bordure */
    position: relative;
}

.forum-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--border-color);
}

.forum-subject {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-color);
    line-height: 1.4;
}
.forum-item:hover .forum-subject {
    color: var(--accent-color);
}

.forum-author,
.forum-messages,
.forum-last-message {
    font-size: 13px;
    color: var(--text-muted);
}

.forum-author a {
    font-weight: 600;
    color: var(--text-muted);
}
.forum-author a:hover {
    color: var(--accent-color);
    text-decoration: underline;
}

.forum-messages {
    text-align: center;
    font-family: monospace; /* Look un peu plus technique */
}

.forum-last-message {
    text-align: right;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Responsivité pour la liste des sujets */
@media (max-width: 900px) {
    .forum-item {
        grid-template-columns: 50px 1fr;
        grid-template-rows: auto auto;
        gap: 10px;
    }
    .forum-avatar { grid-row: 1 / 3; }
    .forum-subject { grid-column: 2; }
    .forum-author, .forum-messages, .forum-last-message {
        display: inline-block;
        font-size: 12px;
        margin-right: 15px;
    }
}

/* ===== PAGE DE SUJET (THREAD) ===== */
.post {
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: 0;
    background-color: var(--surface-color);
    backdrop-filter: blur(5px);
    border: 1px solid var(--border-color-subtle);
    margin-bottom: 20px;
    border-radius: 4px;
    overflow: hidden;
}

.post-author {
    padding: 20px;
    background-color: rgba(0,0,0,0.1); /* Légèrement plus sombre */
    border-right: 1px solid var(--border-color-subtle);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.author-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    border: 3px solid var(--border-color);
    margin-bottom: 15px;
    object-fit: cover;
}

.author-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 5px;
    word-break: break-all;
}

.author-meta {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 4px 8px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-top: 10px;
}

.post-body {
    padding: 20px 30px;
    display: flex;
    flex-direction: column;
    min-width: 0; /* Empêche le contenu de casser la grille */
}

.post-header {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color-subtle);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.post-content {
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-color-pure);
}
.post-content p {
    margin-bottom: 1em;
}

/* Formulaire de réponse */
.reply-form {
    background-color: var(--surface-color);
    padding: 25px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    margin-top: 30px;
}

.form-group {
    margin-bottom: 20px;
}

.form-input {
    width: 100%;
    padding: 15px;
    background-color: rgba(0,0,0,0.2);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    font-family: var(--font-primary);
    font-size: 16px;
    border-radius: 4px;
    transition: border-color 0.3s, box-shadow 0.3s;
}
.form-input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 10px var(--input-focus-shadow);
}
textarea.form-input {
    min-height: 150px;
    resize: vertical;
}

/* ===== PAGE PROFIL UTILISATEUR ===== */
.profile-grid {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 30px;
    align-items: flex-start;
}

.profile-sidebar {
    background-color: var(--surface-color);
    padding: 30px 20px;
    border-radius: 4px;
    border: 1px solid var(--border-color-subtle);
    text-align: center;
}

.profile-avatar {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    border: 4px solid var(--accent-color);
    margin-bottom: 20px;
    object-fit: cover;
}

.profile-username {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-color-pure);
}

.profile-main {
    background-color: var(--surface-color);
    padding: 30px;
    border-radius: 4px;
    border: 1px solid var(--border-color-subtle);
}

.profile-info-list {
    list-style: none;
    margin-bottom: 30px;
}
.profile-info-list li {
    display: flex;
    justify-content: space-between;
    padding: 15px 0;
    border-bottom: 1px solid var(--border-color-subtle);
}
.profile-info-list li:last-child {
    border-bottom: none;
}
.info-label {
    font-weight: 600;
    color: var(--text-muted);
}
.info-value {
    color: var(--text-color);
    font-weight: 500;
    text-align: right;
}

/* Activité récente (Commentaires et Sujets dans le profil) */
.comment-date {
    font-size: 11px;
    text-transform: uppercase;
    color: var(--accent-color);
    margin-bottom: 4px;
    font-weight: 700;
    letter-spacing: 1px;
}

.comment-thread-title {
    font-size: 16px;
    margin-bottom: 8px;
}
.comment-thread-title a {
    color: var(--text-color);
    font-weight: 600;
}
.comment-thread-title a:hover {
    color: var(--accent-color);
    text-decoration: underline;
}

.comment {
    background-color: rgba(0,0,0,0.2);
    padding: 15px;
    border-left: 3px solid var(--border-color);
    font-style: italic;
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 25px;
    border-radius: 0 4px 4px 0;
}

/* ===== BOUTONS ===== */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border: 1px solid var(--accent-color);
    background: transparent;
    color: var(--accent-color);
    font-family: var(--font-primary);
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    cursor: pointer;
    transition: all 0.3s;
    border-radius: 2px;
}
.btn:hover {
    background-color: var(--accent-color);
    color: var(--bg-color);
    box-shadow: 0 0 15px var(--input-focus-shadow);
}

/* ===== FOOTER ===== */
.site-footer {
    background-color: var(--surface-color);
    padding: 60px 0 30px;
    margin-top: auto; /* Push footer to bottom */
    border-top: 1px solid var(--border-color);
    font-size: 14px;
}
.footer-grid {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.footer-column {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-title {
    font-size: 16px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 15px;
    color: var(--accent-color);
}

.footer-column a {
    color: var(--text-muted);
}
.footer-column a:hover {
    color: var(--text-color);
    padding-left: 5px; /* Petit effet de mouvement */
}

.status-online {
    color: #4ade80; /* Vert fixe ou utiliser var(--accent-color) */
    font-weight: 700;
    font-family: monospace;
}