/* ===================== AIFACTURATION — styles ===================== */
:root {
  --couleur-primaire: #0154a9;
  --gris-fond: #f5f6f9;
  --gris-bordure: #e3e6ec;
  --texte-principal: #1f2530;
  --texte-secondaire: #5a6472;
  --succes: #1a7f4b;
  --succes-fond: #e6f6ee;
  --erreur: #b3261e;
  --erreur-fond: #fbe9e8;
  --orange: #b5690a;
  --orange-fond: #fdf1e0;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: 'Segoe UI', Helvetica, Arial, sans-serif;
  background: var(--gris-fond);
  color: var(--texte-principal);
  font-size: 14px;
}
a { color: var(--couleur-primaire); text-decoration: none; }
a:hover { text-decoration: underline; }
h2 { margin: 0; font-size: 18px; }

/* ---------- Connexion ---------- */
.page-connexion {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--couleur-primaire), #08356b);
  padding: 20px;
}
.carte-connexion {
  background: #fff;
  border-radius: 12px;
  padding: 36px 32px;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.25);
  text-align: center;
}
.logo-connexion-texte { font-size: 22px; font-weight: bold; color: var(--couleur-primaire); }
.sous-titre { color: var(--texte-secondaire); margin: 6px 0 24px; font-size: 13px; }

/* ---------- Formulaires ---------- */
.champ { margin-bottom: 14px; text-align: left; }
.champ label { display: block; font-size: 12px; font-weight: 600; margin-bottom: 5px; color: var(--texte-secondaire); }
.champ input, .champ select, .champ textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--gris-bordure);
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
  background: #fff;
}
.champ input:focus, .champ select:focus, .champ textarea:focus { outline: 2px solid var(--couleur-primaire); outline-offset: 1px; }
.deux-colonnes { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.aide-champ { font-size: 11px; color: var(--texte-secondaire); margin-top: 4px; }
.lien-secondaire { display: inline-block; margin-top: 6px; font-size: 12px; }

.btn {
  display: inline-block;
  padding: 10px 18px;
  border-radius: 6px;
  border: none;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
}
.btn-primaire { background: var(--couleur-primaire); color: #fff; }
.btn-primaire:hover { opacity: 0.9; text-decoration: none; }
.btn-secondaire { background: #fff; color: var(--texte-principal); border: 1px solid var(--gris-bordure); }
.btn-secondaire:hover { background: #f0f1f4; text-decoration: none; }
.btn-pleine-largeur { width: 100%; }

.erreur { background: var(--erreur-fond); color: var(--erreur); padding: 10px 14px; border-radius: 6px; margin-bottom: 14px; font-size: 13px; }
.succes { background: var(--succes-fond); color: var(--succes); padding: 10px 14px; border-radius: 6px; margin-bottom: 14px; font-size: 13px; }

/* ---------- Layout applicatif ---------- */
.app-layout { display: flex; min-height: 100vh; }
.barre-laterale {
  width: 220px;
  background: #12213b;
  color: #fff;
  display: flex;
  flex-direction: column;
  padding: 20px 0;
  flex-shrink: 0;
}
.logo-app { padding: 0 20px 20px; border-bottom: 1px solid rgba(255,255,255,0.1); margin-bottom: 12px; }
.logo-app img { max-height: 40px; max-width: 100%; }
.logo-texte { font-weight: bold; font-size: 16px; color: #fff; }
.menu-principal { display: flex; flex-direction: column; flex: 1; }
.menu-principal a, .bas-menu a {
  padding: 11px 20px;
  color: rgba(255,255,255,0.75);
  font-size: 14px;
}
.menu-principal a:hover, .bas-menu a:hover { background: rgba(255,255,255,0.06); text-decoration: none; color: #fff; }
.menu-principal a.actif { background: var(--couleur-primaire); color: #fff; }
.bas-menu { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 10px; }

.contenu-principal { flex: 1; min-width: 0; }
.barre-superieure {
  height: 60px;
  background: #fff;
  border-bottom: 1px solid var(--gris-bordure);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
}
.bouton-menu-mobile { display: none; background: none; border: none; font-size: 22px; cursor: pointer; }
.titre-page { font-weight: 600; font-size: 16px; }
.utilisateur-connecte { font-size: 13px; color: var(--texte-secondaire); }
.zone-contenu { padding: 24px; max-width: 1100px; margin: 0 auto; }

.entete-page { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; gap: 12px; flex-wrap: wrap; }
.recherche-inline { display: flex; gap: 8px; }
.recherche-inline input, .recherche-inline select { padding: 8px 10px; border: 1px solid var(--gris-bordure); border-radius: 6px; }

.carte {
  background: #fff;
  border-radius: 10px;
  padding: 22px;
  margin-bottom: 18px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}
.carte-entete { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.entete-carte-titre { font-weight: 600; margin-bottom: 14px; font-size: 15px; }

.grille-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 20px; }
.carte-stat { background: #fff; border-radius: 10px; padding: 18px; box-shadow: 0 1px 3px rgba(0,0,0,0.06); }
.carte-stat.stat-alerte { border-left: 4px solid var(--erreur); }
.stat-label { font-size: 12px; color: var(--texte-secondaire); margin-bottom: 6px; }
.stat-valeur { font-size: 22px; font-weight: bold; }

.tableau { width: 100%; border-collapse: collapse; }
.tableau th { text-align: left; font-size: 12px; text-transform: uppercase; color: var(--texte-secondaire); padding: 10px 12px; border-bottom: 2px solid var(--gris-bordure); }
.tableau td { padding: 12px; border-bottom: 1px solid var(--gris-bordure); font-size: 14px; }
.tableau tr:last-child td { border-bottom: none; }
.tableau-compact td, .tableau-compact th { padding: 7px 8px; font-size: 12px; }
.texte-vide { color: var(--texte-secondaire); padding: 20px 0; text-align: center; }
.actions-tableau { display: flex; gap: 12px; align-items: center; }
.lien-action { font-size: 13px; }
.lien-danger { color: var(--erreur); }

.badge { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 11px; font-weight: 600; }
.badge-gris { background: #eceef2; color: #5a6472; }
.badge-bleu { background: #e5eefc; color: #0154a9; }
.badge-vert { background: var(--succes-fond); color: var(--succes); }
.badge-orange { background: var(--orange-fond); color: var(--orange); }
.badge-rouge { background: var(--erreur-fond); color: var(--erreur); }

.actions-formulaire { display: flex; justify-content: flex-end; gap: 10px; margin-top: 6px; }

/* ---------- Lignes de facture (formulaire) ---------- */
.ligne-facture td { vertical-align: top; }
.ligne-facture input { padding: 8px 10px; }
.montant-ligne { padding-top: 18px; font-weight: 600; text-align: right; }
.btn-supprimer-ligne { background: none; border: none; color: var(--erreur); font-size: 16px; cursor: pointer; padding-top: 14px; }
.recap-totaux { margin-top: 6px; }
.ligne-total { display: flex; justify-content: space-between; padding: 6px 0; color: var(--texte-secondaire); font-size: 13px; }
.ligne-total-final { border-top: 2px solid var(--couleur-primaire); margin-top: 6px; padding-top: 12px; font-size: 17px; font-weight: bold; color: var(--texte-principal); }

/* ---------- Détail de facture (voir.php) ---------- */
.mise-en-page-deux { display: grid; grid-template-columns: 1fr 320px; gap: 20px; align-items: start; }
.apercu-facture-conteneur { background: #fff; border-radius: 10px; padding: 32px; box-shadow: 0 1px 3px rgba(0,0,0,0.06); }
.panneau-lateral { position: sticky; top: 20px; }
.resume-paiement { display: flex; flex-direction: column; gap: 4px; margin-bottom: 16px; font-size: 13px; }
.resume-paiement div { display: flex; justify-content: space-between; }
.form-paiement { border-top: 1px solid var(--gris-bordure); padding-top: 14px; margin-bottom: 14px; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .grille-stats { grid-template-columns: repeat(2, 1fr); }
  .mise-en-page-deux { grid-template-columns: 1fr; }
  .deux-colonnes { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .bouton-menu-mobile { display: block; }
  .barre-laterale {
    position: fixed; z-index: 50; height: 100%; left: -220px; transition: left 0.2s ease;
  }
  .app-layout.menu-ouvert .barre-laterale { left: 0; }
  .grille-stats { grid-template-columns: 1fr 1fr; }
  .zone-contenu { padding: 16px; }
  .apercu-facture-conteneur { padding: 16px; }
}