:root {
  --encre: #1F2A44;
  --encre-claire: #3B4A72;
  --fond: #F6F4EF;
  --carte: #FFFFFF;
  --ambre: #E8A23D;
  --ambre-fonce: #C9822A;
  --vert: #4C9A6A;
  --rouge: #C1503E;
  --bordure: #E4E0D6;
  --texte-doux: #6B6B63;
  --rayon: 14px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--fond);
  color: var(--encre);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 15px;
}

h1, h2, h3, .titre-ludique {
  font-family: 'Fredoka', 'Inter', sans-serif;
  font-weight: 600;
  color: var(--encre);
}

a { color: var(--encre-claire); text-decoration: none; }

.mise-en-page {
  display: grid;
  grid-template-columns: 300px 1fr;
  min-height: 100vh;
}

/* ---------- Barre latérale / arborescence ---------- */

.barre-laterale {
  background: var(--encre);
  color: #EDEFF5;
  padding: 22px 14px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.logo-bureau {
  font-family: 'Fredoka', sans-serif;
  font-size: 22px;
  font-weight: 600;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 8px;
}
.logo-bureau .point { color: var(--ambre); }

.nav-secondaire {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 0 8px;
}
.nav-secondaire a {
  color: #C7CCDC;
  padding: 8px 10px;
  border-radius: 10px;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-secondaire a:hover, .nav-secondaire a.actif {
  background: rgba(255,255,255,0.08);
  color: #FFFFFF;
}

.arbre-conteneur {
  overflow-y: auto;
  flex: 1;
  padding: 4px 4px 20px 4px;
}

.arbre { list-style: none; margin: 0; padding-left: 0; }
.arbre .arbre { padding-left: 16px; margin-top: 2px; }

.arbre-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  border-radius: 10px;
  cursor: pointer;
  color: #DADFEE;
  font-size: 14px;
  user-select: none;
}
.arbre-item:hover { background: rgba(255,255,255,0.07); }
.arbre-item.actif { background: var(--ambre); color: var(--encre); font-weight: 600; }
.arbre-item .fleche {
  width: 14px;
  font-size: 11px;
  opacity: 0.7;
  transition: transform 0.15s ease;
}
.arbre-item .fleche.ouvert { transform: rotate(90deg); }
.arbre-item .etiquette-mini {
  font-size: 10px;
  text-transform: uppercase;
  opacity: 0.6;
  margin-left: auto;
}
.arbre-item.glisse-survol { outline: 2px dashed var(--ambre); }

/* ---------- Contenu principal ---------- */

.contenu {
  padding: 26px 34px;
  max-width: 980px;
}

.entete-page {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  gap: 16px;
}

.fil-ariane {
  font-size: 13px;
  color: var(--texte-doux);
  margin-bottom: 6px;
}
.fil-ariane a { color: var(--encre-claire); }
.fil-ariane .separateur { margin: 0 6px; opacity: 0.5; }

.barre-utilisateur {
  display: flex;
  align-items: center;
  gap: 14px;
}
.pastille-utilisateur {
  background: var(--carte);
  border: 1px solid var(--bordure);
  border-radius: 20px;
  padding: 6px 14px;
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.pastille-role {
  font-size: 10px;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 20px;
  background: var(--ambre);
  color: var(--encre);
  font-weight: 700;
}
.pastille-role.non-admin { background: var(--bordure); color: var(--texte-doux); }

.cloche {
  position: relative;
  font-size: 20px;
  cursor: pointer;
}
.cloche .puce {
  position: absolute;
  top: -4px; right: -6px;
  background: var(--rouge);
  color: white;
  border-radius: 50%;
  font-size: 10px;
  width: 16px; height: 16px;
  display: flex; align-items: center; justify-content: center;
}

.carte {
  background: var(--carte);
  border: 1px solid var(--bordure);
  border-radius: var(--rayon);
  padding: 20px 22px;
  margin-bottom: 18px;
}

.grille-enfants {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}
.tuile-enfant {
  background: var(--carte);
  border: 1px solid var(--bordure);
  border-radius: var(--rayon);
  padding: 16px;
  cursor: grab;
  transition: box-shadow 0.15s ease, transform 0.1s ease;
}
.tuile-enfant:hover { box-shadow: 0 4px 14px rgba(31,42,68,0.10); transform: translateY(-1px); }
.tuile-enfant .nom-tuile { font-weight: 600; margin-bottom: 4px; }
.tuile-enfant .etiquette-tuile {
  font-size: 11px;
  text-transform: uppercase;
  color: var(--ambre-fonce);
  font-weight: 700;
}
.tuile-enfant.fantome { opacity: 0.35; }

.bouton {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: none;
  border-radius: 10px;
  padding: 9px 16px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
}
.bouton.principal { background: var(--ambre); color: var(--encre); }
.bouton.principal:hover { background: var(--ambre-fonce); }
.bouton.discret { background: transparent; color: var(--encre-claire); border: 1px solid var(--bordure); }
.bouton.danger { background: #FBEAE6; color: var(--rouge); }
.bouton.petit { padding: 5px 10px; font-size: 12px; }

.zone-notes textarea, input[type=text], input[type=email], input[type=password] {
  width: 100%;
  border: 1px solid var(--bordure);
  border-radius: 10px;
  padding: 10px 12px;
  font-family: inherit;
  font-size: 14px;
  background: #FBFAF7;
}
.zone-notes textarea { min-height: 80px; resize: vertical; }

.note-item {
  border-bottom: 1px solid var(--bordure);
  padding: 12px 0;
}
.note-item:last-child { border-bottom: none; }
.note-entete {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--texte-doux);
  margin-bottom: 4px;
}
.note-auteur { font-weight: 700; color: var(--encre); }

.fichier-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--bordure);
}
.fichier-item:last-child { border-bottom: none; }

.activite-item {
  display: flex;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--bordure);
  font-size: 14px;
}
.activite-item .horodatage { color: var(--texte-doux); font-size: 12px; white-space: nowrap; }

.vide {
  text-align: center;
  color: var(--texte-doux);
  padding: 40px 20px;
  border: 1px dashed var(--bordure);
  border-radius: var(--rayon);
}

.modale-fond {
  display: none;
  position: fixed; inset: 0;
  background: rgba(31,42,68,0.45);
  align-items: center; justify-content: center;
  z-index: 50;
}
.modale-fond.visible { display: flex; }
.modale {
  background: var(--carte);
  border-radius: var(--rayon);
  padding: 24px;
  width: 380px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.modale-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 6px; }

.message-flash {
  padding: 10px 14px;
  border-radius: 10px;
  margin-bottom: 14px;
  font-size: 14px;
}
.message-flash.succes { background: #E7F3EA; color: var(--vert); }
.message-flash.erreur { background: #FBEAE6; color: var(--rouge); }

.page-connexion {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--encre);
}
.carte-connexion {
  background: var(--carte);
  border-radius: 18px;
  padding: 36px 34px;
  width: 340px;
  text-align: center;
}
.carte-connexion .logo-bureau { color: var(--encre); justify-content: center; margin-bottom: 6px; }
.carte-connexion p.sous-titre { color: var(--texte-doux); font-size: 13px; margin-top: 0; margin-bottom: 22px; }
.carte-connexion form { display: flex; flex-direction: column; gap: 12px; text-align: left; }
.carte-connexion label { font-size: 13px; font-weight: 600; }