/* ARVI Facturation — styles */
:root {
  --bleu: #29b6e8;
  --bleu-fonce: #1a92bd;
  --encre: #1f2933;
  --gris: #64748b;
  --fond: #f1f5f9;
  --blanc: #fff;
  --vert: #16a34a;
  --orange: #d97706;
  --rouge: #dc2626;
  --bord: #e2e8f0;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--fond); color: var(--encre);
  font: 15px/1.45 -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
a { color: var(--bleu-fonce); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Barre de navigation */
.barre {
  display: flex; align-items: center; gap: 18px;
  background: var(--bleu); color: #fff; padding: 0 16px; height: 52px;
  position: sticky; top: 0; z-index: 10;
}
.logo { font-weight: 800; letter-spacing: .5px; color: #fff; font-size: 17px; }
.logo:hover { text-decoration: none; }
.nav { display: flex; gap: 4px; flex: 1; }
.nav a {
  color: #eaf7fc; padding: 6px 12px; border-radius: 6px; font-weight: 600; font-size: 14px;
}
.nav a:hover { background: rgba(255,255,255,.15); text-decoration: none; }
.nav a.actif { background: rgba(255,255,255,.25); color: #fff; }
.barre-droite { display: flex; align-items: center; gap: 10px; }
.qui { font-size: 13px; opacity: .9; }
.burger { display: none; background: none; border: 0; color: #fff; font-size: 22px; cursor: pointer; }

.contenu { max-width: 1180px; margin: 0 auto; padding: 20px 16px 60px; }

h1 { font-size: 22px; margin: 6px 0 16px; }
h2 { font-size: 17px; margin: 22px 0 10px; }

/* Cartes et tableaux */
.carte {
  background: var(--blanc); border: 1px solid var(--bord); border-radius: 10px;
  padding: 16px; margin-bottom: 16px;
}
.tableau { width: 100%; border-collapse: collapse; background: var(--blanc); }
.tableau th {
  text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .3px;
  color: var(--gris); padding: 8px 10px; border-bottom: 2px solid var(--bord);
}
.tableau td { padding: 9px 10px; border-bottom: 1px solid var(--bord); }
.tableau tr:hover td { background: #f8fafc; }
.tableau .num { text-align: right; font-variant-numeric: tabular-nums; }
.defilable { overflow-x: auto; }

/* Boutons */
.btn {
  display: inline-block; border: 0; border-radius: 8px; cursor: pointer;
  font: 600 14px/1 inherit; padding: 10px 16px; color: #fff; background: var(--bleu-fonce);
}
.btn:hover { filter: brightness(1.08); text-decoration: none; }
.btn-vert { background: var(--vert); }
.btn-orange { background: var(--orange); }
.btn-rouge { background: var(--rouge); }
.btn-clair { background: #e2e8f0; color: var(--encre); }
.btn-lien { background: none; color: #fff; padding: 6px; font-size: 13px; }
.btn-lien:hover { text-decoration: underline; }
.btn-petit { padding: 6px 10px; font-size: 13px; }

/* Badges de statut */
.badge {
  display: inline-block; padding: 3px 9px; border-radius: 20px;
  font-size: 12px; font-weight: 700;
}
.badge-gris { background: #e2e8f0; color: #475569; }
.badge-bleu { background: #dbeafe; color: #1d4ed8; }
.badge-vert { background: #dcfce7; color: #15803d; }
.badge-orange { background: #fef3c7; color: #b45309; }
.badge-rouge { background: #fee2e2; color: #b91c1c; }

/* Formulaires */
.champ { margin-bottom: 12px; }
.champ label { display: block; font-size: 13px; font-weight: 600; color: var(--gris); margin-bottom: 4px; }
.champ input, .champ select, .champ textarea {
  width: 100%; padding: 9px 10px; border: 1px solid var(--bord); border-radius: 8px;
  font: inherit; background: #fff;
}
.champ input:focus, .champ select:focus, .champ textarea:focus {
  outline: 2px solid var(--bleu); border-color: var(--bleu);
}
.grille-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.grille-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0 16px; }
.actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; }
.alerte { padding: 10px 14px; border-radius: 8px; margin-bottom: 14px; font-weight: 600; }
.alerte-rouge { background: #fee2e2; color: #b91c1c; }
.alerte-vert { background: #dcfce7; color: #15803d; }

/* Tuiles du tableau de bord */
.tuiles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 18px; }
.tuile {
  background: var(--blanc); border: 1px solid var(--bord); border-radius: 10px;
  padding: 14px 16px;
}
.tuile .valeur { font-size: 24px; font-weight: 800; }
.tuile .libelle { font-size: 12px; color: var(--gris); text-transform: uppercase; letter-spacing: .3px; }

/* Saisie de commande (mobile d'abord) */
.ligne-produit {
  display: flex; align-items: center; gap: 10px; padding: 10px 4px;
  border-bottom: 1px solid var(--bord);
}
.ligne-produit .infos { flex: 1; min-width: 0; }
.ligne-produit .nom-produit { font-weight: 600; }
.ligne-produit .sous-titre { font-size: 12px; color: var(--gris); }
.ligne-produit input[type=number], .ligne-produit input[inputmode] {
  width: 90px; padding: 12px 8px; font-size: 17px; text-align: center;
  border: 1px solid var(--bord); border-radius: 8px;
}
.barre-validation {
  position: sticky; bottom: 0; background: var(--blanc); border-top: 2px solid var(--bord);
  padding: 12px 16px; margin: 0 -16px; display: flex; gap: 12px; align-items: center;
}
.barre-validation .total { font-weight: 800; font-size: 17px; flex: 1; }

.entete-page { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.entete-page h1 { margin: 0; flex: 1; }
.recherche input {
  padding: 9px 12px; border: 1px solid var(--bord); border-radius: 8px; font: inherit; width: 240px;
}
.filtres { display: flex; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; }

/* Écrans étroits */
@media (max-width: 800px) {
  .nav {
    display: none; position: absolute; top: 52px; left: 0; right: 0;
    background: var(--bleu); flex-direction: column; padding: 8px 12px 14px;
  }
  .nav.ouvert { display: flex; }
  .burger { display: block; }
  .qui { display: none; }
  .grille-2, .grille-3 { grid-template-columns: 1fr; }
  .tuiles { grid-template-columns: 1fr; }
  .tableau { font-size: 14px; }
  .masquer-mobile { display: none; }
  .recherche input { width: 100%; }
}
@media print {
  .barre, .btn, .barre-validation { display: none !important; }
  .contenu { max-width: none; padding: 0; }
  .carte { border: 0; }
}