/* ===== VARIABLES & POLICES ===== */
@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap");

:root {
  /* -- Couleurs de fond -- */
  --color-background-body: #0c0024;
  --color-background-glass: rgba(25, 10, 51, 0.6);
  --color-background-hover: rgba(43, 15, 92, 0.8);
  --color-background-input: rgba(0, 0, 0, 0.3);
  --color-overlay-banner: rgba(12, 0, 36, 0.7);

  /* -- Couleurs de texte -- */
  --color-text-primary: #e0d8ff;
  --color-text-headings: #ffffff;
  --color-text-muted: #8b7cae;
  --color-text-button-active: #ffffff;

  /* -- Couleurs d'accentuation -- */
  --color-accent-primary: #ff00ff;
  --color-accent-secondary: #00ffff;

  /* -- Couleurs des bordures -- */
  --color-border-glass: rgba(255, 0, 255, 0.2);

  /* -- Couleurs des ombres -- */
  --color-shadow-button-primary: rgba(255, 0, 255, 0.3);
  --color-shadow-button-hover: rgba(0, 255, 255, 0.4);
  --color-shadow-input-focus: rgba(255, 0, 255, 0.3);

  /* -- Couleurs des particules (pour le JS) -- */
  --primary-particle: #ff00ff;
  --secondary-particle: #00ffff;
  --soft-particle: #7f00ff;
  --somber-particle: #ad00ad;
  
  /* -- Couleurs spéciales -- */
  --color-transparent: transparent;

  /* -- Polices -- */
  --font-primary: "Poppins", sans-serif;
}

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

body {
  font-family: var(--font-primary);
  background-color: var(--color-background-body);
  color: var(--color-text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  color: var(--color-text-headings);
}

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

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

img {
  max-width: 100%;
  height: auto;
}

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

/* ===== LAYOUT PRINCIPAL ===== */
.main-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  min-height: 80vh;
}

/* ===== HEADER ===== */
.site-header {
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--color-border-glass);
  margin-bottom: 30px;
}

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

.logo {
  width: 50px;
  height: 50px;
  margin-right: 15px;
}

.site-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-headings);
}

.main-nav .nav-link {
  margin-left: 25px;
  font-weight: 400;
  position: relative;
  padding: 5px 0;
}

.main-nav .nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent-secondary);
  transition: width 0.3s ease;
}

.main-nav .nav-link:hover::after,
.main-nav .nav-link.active::after {
  width: 100%;
}

.main-nav .nav-link.active {
    color: var(--color-accent-primary);
}

.auth-link {
  border: 1px solid var(--color-accent-primary);
  padding: 8px 20px !important;
  border-radius: 20px;
  transition: background-color 0.3s, color 0.3s;
  margin-left: 25px;
  color: var(--color-accent-primary);
}

.auth-link:hover {
  background-color: var(--color-accent-primary);
  color: var(--color-text-button-active);
}

/* ===== BOUTONS ===== */
.cta-button {
  display: inline-block;
  background: linear-gradient(
    90deg,
    var(--color-accent-primary),
    var(--color-accent-secondary)
  );
  color: var(--color-text-button-active);
  padding: 10px 25px;
  border-radius: 30px;
  font-weight: 600;
  box-shadow: 0 4px 20px var(--color-shadow-button-primary);
  transition: transform 0.3s, box-shadow 0.3s;
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px var(--color-shadow-button-hover);
  color: var(--color-text-button-active);
}

/* ===== SECTIONS DE CONTENU & TITRES ===== */
.content-section {
  margin-bottom: 60px;
}

.section-title {
  font-size: 1.8rem;
  border-left: 5px solid var(--color-accent-primary);
  padding-left: 15px;
  margin-bottom: 25px;
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 25px;
  flex-wrap: wrap;
  gap: 15px;
}

/* ===== LISTE DES FORUMS (PAGE D'ACCUEIL) ===== */
.item-list {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.forum-section {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* Titre de catégorie (ex: Actu, Administratif) */
.forum-header.breadcrumb-item {
    font-size: 1.4rem;
    margin-bottom: 10px;
    display: inline-flex;
    align-items: center;
    color: var(--color-accent-primary);
}

.forum-header.breadcrumb-item::before {
    content: "#";
    margin-right: 8px;
    color: var(--color-text-muted);
    font-weight: 300;
}

/* Item individuel du forum */
.forum-item {
    display: grid;
    /* Avatar | Sujet (large) | Auteur | Messages | Dernier msg */
    grid-template-columns: 60px minmax(250px, 3fr) 1.5fr 100px 1.5fr;
    gap: 20px;
    align-items: center;
    
    background: var(--color-background-glass);
    border: 1px solid var(--color-border-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 20px;
    transition: background-color 0.3s, border-color 0.3s, transform 0.2s;
}

.forum-item:hover {
    background-color: var(--color-background-hover);
    border-color: var(--color-accent-primary);
    transform: translateX(5px);
}

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

.forum-subject {
    font-size: 1.05rem;
    font-weight: 600;
    line-height: 1.4;
    color: var(--color-text-primary);
}
.forum-subject:hover {
    color: var(--color-accent-primary);
}

.forum-author {
    font-size: 0.95rem;
}
.forum-author a {
    color: var(--color-text-headings);
    font-weight: 600;
}

.forum-messages {
    text-align: center;
    font-size: 0.9rem;
    color: var(--color-text-muted);
    font-weight: 600;
    background: rgba(255,255,255,0.05);
    padding: 5px 10px;
    border-radius: 8px;
}

.forum-last-message {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    text-align: right;
}

/* Responsive pour les items forum */
@media (max-width: 900px) {
    .forum-item {
        grid-template-columns: 60px 1fr;
        grid-template-areas: 
            "avatar subject"
            "avatar meta";
        gap: 10px;
    }
    .forum-avatar { grid-area: avatar; }
    .forum-subject { grid-area: subject; }
    
    /* On groupe le reste dans une pseudo zone meta via display contents ou masquer ce qui est moins important */
    .forum-author, .forum-messages, .forum-last-message {
        font-size: 0.8rem;
        display: inline-block;
        margin-right: 15px;
    }
    .forum-last-message { text-align: left; }
}

/* ===== PAGE THREAD (DISCUSSION) ===== */
.thread-container {
  background: var(--color-background-glass);
  border: 1px solid var(--color-border-glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 15px;
  padding: 30px;
  margin-bottom: 40px;
}

.post-original-header {
  border-bottom: 1px solid var(--color-border-glass);
  padding-bottom: 20px;
  margin-bottom: 30px;
}

.post-original-header h1 {
  font-size: 2rem;
  line-height: 1.3;
  margin-bottom: 15px;
  background: linear-gradient(90deg, var(--color-text-headings), var(--color-accent-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.post-original-header .author-meta {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}
.post-original-header .author-meta strong a {
    color: var(--color-accent-primary);
}

.post-content {
    color: var(--color-text-primary);
    font-size: 1.05rem;
}

.comments-section {
    margin-top: 50px;
}

/* Style des commentaires/réponses */
.comment-item {
  display: flex;
  gap: 25px;
  margin-top: 0;
  padding: 25px 0;
  border-bottom: 1px solid var(--color-border-glass);
}

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

.comment-author-info {
  flex-shrink: 0;
  width: 140px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.comment-author-info .avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 3px solid var(--color-background-hover);
  margin-bottom: 10px;
  object-fit: cover;
}

.comment-author-info strong a {
  color: var(--color-accent-primary);
  font-weight: 700;
  font-size: 0.95rem;
}

.comment-main {
  flex-grow: 1;
  background: rgba(0,0,0,0.02); /* Légère teinte pour détacher le contenu */
  padding: 20px;
  border-radius: 12px;
  position: relative;
}

/* Petite flèche sur le commentaire */
.comment-main::before {
    content: '';
    position: absolute;
    left: -10px;
    top: 25px;
    width: 0; 
    height: 0; 
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent; 
    border-right: 10px solid rgba(0,0,0,0.02); 
}

.comment-header {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 15px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.comment-content {
    line-height: 1.8;
}

.comment-actions {
  margin-top: 20px;
  display: flex;
  gap: 20px;
  font-size: 0.85rem;
  justify-content: flex-end;
}

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

/* Responsive Thread */
@media (max-width: 768px) {
    .comment-item {
        flex-direction: column;
        gap: 15px;
    }
    .comment-author-info {
        width: 100%;
        flex-direction: row;
        align-items: center;
        gap: 15px;
        text-align: left;
    }
    .comment-author-info .avatar {
        width: 50px;
        height: 50px;
        margin-bottom: 0;
    }
    .comment-main::before { display: none; }
}


/* ===== PAGE PROFIL (USER) ===== */
.profile-grid {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 30px;
  align-items: start;
}

/* Sidebar Profil */
.profile-sidebar {
  background: var(--color-background-glass);
  border: 1px solid var(--color-border-glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 15px;
  padding: 30px;
  text-align: center;
  position: sticky;
  top: 20px;
}

.profile-sidebar .avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  border: 4px solid var(--color-accent-primary);
  margin: 0 auto 15px auto;
  display: block;
  object-fit: cover;
}

.profile-sidebar h2 {
  font-size: 1.4rem;
  margin-bottom: 5px;
  color: var(--color-text-headings);
}

.profile-sidebar .join-date {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 25px;
  font-style: italic;
}

.profile-stats {
  list-style: none;
  text-align: left;
  margin-top: 20px;
}

.profile-stats li {
  display: flex;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border-glass);
  font-size: 0.95rem;
}

.profile-stats li:last-child {
    border-bottom: none;
}

.profile-stats strong {
  color: var(--color-text-headings);
}
.profile-stats span {
    color: var(--color-text-muted);
}

/* Contenu Principal Profil */
.profile-main {
  background: var(--color-background-glass);
  border: 1px solid var(--color-border-glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 15px;
  padding: 40px;
}

.profile-main h3 {
  font-size: 1.4rem;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--color-border-glass);
  color: var(--color-accent-primary);
}

/* Activité Récente (adaptation des divs génériques du DOM) */
.profile-main > div {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--color-border-glass);
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 15px;
    transition: background-color 0.2s;
}

.profile-main > div:hover {
    background: var(--color-background-hover);
}

.profile-main .comment-date {
    font-size: 0.8rem;
    color: var(--color-accent-secondary);
    margin-bottom: 5px;
    text-transform: uppercase;
    font-weight: 700;
}

.profile-main .comment-thread-title {
    font-size: 1rem;
    margin: 0 0 10px 0;
}
.profile-main .comment-thread-title a {
    color: var(--color-text-primary);
}
.profile-main .comment-thread-title a:hover {
    color: var(--color-accent-primary);
    text-decoration: underline;
}

.profile-main .comment {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    font-style: italic;
    padding-left: 10px;
    border-left: 3px solid var(--color-border-glass);
}

/* Responsive Profile */
@media (max-width: 900px) {
    .profile-grid {
        grid-template-columns: 1fr;
    }
    .profile-sidebar {
        position: static;
    }
}

/* ===== FOOTER ===== */
.footer {
    margin-top: auto;
}

.site-footer {
  padding: 40px 0;
  text-align: center;
  border-top: 1px solid var(--color-border-glass);
  background: var(--color-background-glass);
  backdrop-filter: blur(5px);
}

.footer-links,
.footer-social {
  margin-bottom: 20px;
}

.footer-links a,
.footer-social a {
  margin: 0 15px;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.footer-links a:hover,
.footer-social a:hover {
    color: var(--color-accent-primary);
}

.footer-copyright {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  opacity: 0.7;
}