:root {
  --fond: #0f1724;
  --fond-2: #16202f;
  --fond-3: #1e2a3d;
  --bordure: #2a3850;
  --texte: #e8eef7;
  --texte-doux: #93a3bb;
  --accent: #4ade80;
  --accent-sombre: #22a35a;
  --alerte: #f87171;
  --orange: #fbbf24;
  --rayon: 12px;
  --entete-h: 56px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0;
  background: var(--fond);
  color: var(--texte);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 15px;
  -webkit-text-size-adjust: 100%;
}

a { color: var(--accent); text-decoration: none; }
h1, h2, h3 { margin: 0 0 12px; font-weight: 650; }
h2 { font-size: 1.25rem; }
h3 { font-size: 1.05rem; }

/* ---------- Connexion ---------- */
.ecran-connexion {
  min-height: 100vh; min-height: 100dvh;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  background: radial-gradient(1200px 600px at 50% -10%, #1b2b45 0%, var(--fond) 60%);
}
.carte-connexion {
  width: 100%; max-width: 380px;
  background: var(--fond-2);
  border: 1px solid var(--bordure);
  border-radius: 18px;
  padding: 32px 26px;
  text-align: center;
}
.logo-connexion { font-size: 44px; line-height: 1; margin-bottom: 10px; }
.carte-connexion h1 { font-size: 1.4rem; margin-bottom: 4px; }
.sous-titre { color: var(--texte-doux); font-size: .88rem; margin: 0 0 22px; }
.carte-connexion label { display: block; text-align: left; margin-bottom: 14px; font-size: .85rem; color: var(--texte-doux); }
.carte-connexion input { margin-top: 6px; }

/* ---------- Champs ---------- */
input, select, textarea {
  width: 100%;
  padding: 11px 12px;
  background: var(--fond-3);
  border: 1px solid var(--bordure);
  border-radius: 9px;
  color: var(--texte);
  font-size: 16px; /* évite le zoom automatique sur iPhone */
  font-family: inherit;
}
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--accent);
}
textarea { min-height: 70px; resize: vertical; }
label { display: block; margin-bottom: 12px; font-size: .85rem; color: var(--texte-doux); }
label > input, label > select, label > textarea { margin-top: 6px; }

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 10px 16px;
  border: 1px solid var(--bordure);
  border-radius: 9px;
  background: var(--fond-3);
  color: var(--texte);
  font-size: .9rem; font-family: inherit; font-weight: 550;
  cursor: pointer;
}
.btn:hover { border-color: var(--accent); }
.btn-primaire { background: var(--accent); color: #07210f; border-color: var(--accent); }
.btn-primaire:hover { background: var(--accent-sombre); }
.btn-danger { color: var(--alerte); }
.btn-danger:hover { border-color: var(--alerte); }
.btn-large { width: 100%; padding: 13px; font-size: 1rem; margin-top: 6px; }
.btn-petit { padding: 6px 10px; font-size: .8rem; }
.btn-icone {
  background: none; border: none; color: var(--texte);
  font-size: 1.25rem; cursor: pointer; padding: 6px 10px; border-radius: 8px;
}
.btn-icone:hover { background: var(--fond-3); }

/* ---------- Mise en page ---------- */
.entete {
  position: fixed; top: 0; left: 0; right: 0; height: var(--entete-h);
  display: flex; align-items: center; gap: 10px;
  padding: 0 12px;
  background: var(--fond-2);
  border-bottom: 1px solid var(--bordure);
  z-index: 50;
  padding-top: env(safe-area-inset-top);
  height: calc(var(--entete-h) + env(safe-area-inset-top));
}
.titre-page { font-weight: 650; font-size: 1.02rem; flex: 1; }
.entete-droite { display: flex; align-items: center; gap: 8px; }
.badge-utilisateur { font-size: .78rem; color: var(--texte-doux); }

.navigation {
  position: fixed; top: 0; bottom: 0; left: 0; width: 230px;
  background: var(--fond-2);
  border-right: 1px solid var(--bordure);
  padding: calc(var(--entete-h) + env(safe-area-inset-top) + 12px) 10px 20px;
  transform: translateX(-100%);
  transition: transform .22s ease;
  z-index: 60;
  overflow-y: auto;
}
.navigation.ouvert { transform: translateX(0); }
.navigation a {
  display: flex; align-items: center; gap: 11px;
  padding: 11px 13px; margin-bottom: 3px;
  border-radius: 9px;
  color: var(--texte); font-size: .92rem;
}
.navigation a span { width: 20px; text-align: center; opacity: .85; }
.navigation a:hover { background: var(--fond-3); }
.navigation a.actif { background: var(--fond-3); color: var(--accent); }

.voile {
  position: fixed; inset: 0; background: rgba(0,0,0,.5);
  z-index: 55; display: none;
}
.voile.visible { display: block; }

.contenu {
  padding: calc(var(--entete-h) + env(safe-area-inset-top) + 16px) 14px
           calc(28px + env(safe-area-inset-bottom));
  max-width: 1180px; margin: 0 auto;
}

@media (min-width: 900px) {
  .navigation { transform: translateX(0); }
  .voile { display: none !important; }
  #btn-menu { display: none; }
  .entete { left: 230px; }
  .contenu { padding-left: 246px; padding-right: 22px; max-width: 1400px; }
}

/* ---------- Cartes et grilles ---------- */
.carte {
  background: var(--fond-2);
  border: 1px solid var(--bordure);
  border-radius: var(--rayon);
  padding: 16px;
  margin-bottom: 14px;
}
.grille { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
.grille-2 { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.ligne-champs { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); }

.tuile {
  background: var(--fond-2); border: 1px solid var(--bordure);
  border-radius: var(--rayon); padding: 16px;
}
.tuile-libelle { font-size: .78rem; color: var(--texte-doux); text-transform: uppercase; letter-spacing: .04em; }
.tuile-valeur { font-size: 1.65rem; font-weight: 700; margin-top: 6px; }
.tuile-valeur.vert { color: var(--accent); }
.tuile-valeur.orange { color: var(--orange); }

.barre-actions {
  display: flex; flex-wrap: wrap; gap: 9px; align-items: center;
  margin-bottom: 16px;
}
.barre-actions .espace { flex: 1; }

/* ---------- Tableaux ---------- */
.tableau-conteneur {
  overflow-x: auto; -webkit-overflow-scrolling: touch;
  border: 1px solid var(--bordure); border-radius: var(--rayon);
  background: var(--fond-2);
}
table { width: 100%; border-collapse: collapse; font-size: .87rem; }
th, td { padding: 10px 12px; text-align: left; white-space: nowrap; }
th {
  background: var(--fond-3); color: var(--texte-doux);
  font-weight: 600; font-size: .76rem; text-transform: uppercase; letter-spacing: .03em;
  position: sticky; top: 0;
}
tbody tr { border-top: 1px solid var(--bordure); }
tbody tr:hover { background: var(--fond-3); }
td.droite, th.droite { text-align: right; }
.cellule-large { white-space: normal; min-width: 150px; }

.etiquette {
  display: inline-block; padding: 3px 9px; border-radius: 999px;
  font-size: .74rem; font-weight: 600;
}
.etiquette.vert { background: rgba(74,222,128,.15); color: var(--accent); }
.etiquette.orange { background: rgba(251,191,36,.15); color: var(--orange); }
.etiquette.gris { background: var(--fond-3); color: var(--texte-doux); }
.etiquette.rouge { background: rgba(248,113,113,.15); color: var(--alerte); }

.vide { padding: 36px 16px; text-align: center; color: var(--texte-doux); }
.muet { color: var(--texte-doux); font-size: .85rem; }
.message-erreur { color: var(--alerte); font-size: .85rem; margin-top: 12px; }

/* ---------- Calendrier ---------- */
.calendrier-entete {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 12px; gap: 10px;
}
.calendrier-grille {
  display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px;
}
.calendrier-jour-nom {
  text-align: center; font-size: .72rem; color: var(--texte-doux);
  padding: 6px 0; text-transform: uppercase;
}
.calendrier-case {
  min-height: 72px; background: var(--fond-2); border: 1px solid var(--bordure);
  border-radius: 8px; padding: 5px; font-size: .78rem; overflow: hidden;
}
.calendrier-case.hors-mois { opacity: .35; }
.calendrier-case.aujourdhui { border-color: var(--accent); }
.calendrier-numero { color: var(--texte-doux); font-size: .72rem; margin-bottom: 3px; }
.calendrier-evenement {
  background: rgba(74,222,128,.18); color: var(--accent);
  border-radius: 5px; padding: 2px 5px; margin-bottom: 2px;
  font-size: .72rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  cursor: pointer; display: block;
}

/* ---------- Matériel (arborescence) ---------- */
.materiel-noeud { margin-bottom: 7px; }
.materiel-ligne {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 13px;
  background: var(--fond-2); border: 1px solid var(--bordure); border-radius: 9px;
}
.materiel-ligne:hover { border-color: var(--accent); }
.materiel-nom { font-weight: 600; }
.materiel-infos { font-size: .78rem; color: var(--texte-doux); }
.materiel-enfants { margin-left: 22px; margin-top: 7px; padding-left: 12px; border-left: 2px solid var(--bordure); }
.materiel-actions { margin-left: auto; display: flex; gap: 6px; flex-shrink: 0; }

/* ---------- Modale ---------- */
.modale { position: fixed; inset: 0; z-index: 100; display: flex;
  align-items: center; justify-content: center; padding: 16px; }
.modale-fond { position: absolute; inset: 0; background: rgba(0,0,0,.65); }
.modale-corps {
  position: relative; background: var(--fond-2);
  border: 1px solid var(--bordure); border-radius: 16px;
  width: 100%; max-width: 580px; max-height: 88vh; overflow-y: auto;
  padding: 20px;
}
.modale-entete { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.modale-entete h2 { margin: 0; }

/* ---------- Notifications ---------- */
.notifications {
  position: fixed; left: 50%; transform: translateX(-50%);
  bottom: calc(20px + env(safe-area-inset-bottom));
  z-index: 200; display: flex; flex-direction: column; gap: 8px; align-items: center;
  pointer-events: none; width: calc(100% - 32px); max-width: 420px;
}
.notification {
  background: var(--fond-3); border: 1px solid var(--bordure);
  border-radius: 10px; padding: 11px 16px; font-size: .88rem;
  box-shadow: 0 8px 24px rgba(0,0,0,.4); width: 100%; text-align: center;
}
.notification.succes { border-color: var(--accent); color: var(--accent); }
.notification.erreur { border-color: var(--alerte); color: var(--alerte); }

.chargement { padding: 40px; text-align: center; color: var(--texte-doux); }

/* Tout élément marqué hidden reste caché, quel que soit son style d'affichage */
[hidden] { display: none !important; }