:root {
  --fond: #f5f3ef;
  --carte: #ffffff;
  --texte: #1f1d1a;
  --discret: #6b665e;
  --trait: #dcd7ce;
  --accent: #6d2b45;
  --accent-clair: #f3e6eb;
  --succes: #1e6b45;
  --succes-fond: #e6f3ec;
  --erreur: #9b1c1c;
  --erreur-fond: #fbeaea;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--fond);
  color: var(--texte);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

.bandeau {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 24px;
  padding: 14px 24px;
  background: var(--accent);
  color: #fff;
}
.marque { color: #fff; text-decoration: none; font-weight: 600; }
.marque span { font-weight: 400; opacity: .8; margin-left: 8px; }
.bandeau nav { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 18px; }
.bandeau nav a { color: #fff; text-decoration: none; padding: 4px 0; border-bottom: 2px solid transparent; }
.bandeau nav a.actif, .bandeau nav a:hover { border-bottom-color: #fff; }
.bandeau form { margin: 0; }
button.lien { background: none; border: 0; padding: 0; color: #fff; font: inherit; opacity: .85; cursor: pointer; }
button.lien:hover { opacity: 1; text-decoration: underline; }

main { max-width: 1280px; margin: 0 auto; padding: 24px 16px 48px; }

.carte {
  background: var(--carte);
  border: 1px solid var(--trait);
  border-radius: 10px;
  padding: 24px;
  margin-bottom: 20px;
}
.carte.etroite { max-width: 380px; margin: 48px auto; }
.carte.alerte { border-color: var(--erreur); }

h1 { font-size: 1.4rem; margin: 0 0 6px; }
h2 { font-size: 1.1rem; margin: 0 0 14px; }
.aide { color: var(--discret); margin: 0 0 18px; }

.grille { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px 20px; margin-top: 16px; }
.large { grid-column: 1 / -1; }
.champ { min-width: 0; }

label { display: block; font-weight: 600; margin-bottom: 4px; }
small { display: block; color: var(--discret); margin-top: 4px; font-size: .85rem; }

input, select {
  width: 100%;
  padding: 10px 12px;
  font: inherit;
  color: inherit;
  background: #fff;
  border: 1px solid #b9b2a6;
  border-radius: 6px;
}
input:focus, select:focus, button:focus-visible, a:focus-visible {
  outline: 3px solid var(--accent-clair);
  outline-offset: 1px;
  border-color: var(--accent);
}
#code_barre { font-size: 1.25rem; letter-spacing: .04em; font-variant-numeric: tabular-nums; }

.code-ligne { display: flex; flex-wrap: wrap; gap: 8px; }
.code-ligne input { flex: 1 1 240px; min-width: 0; }
.code-ligne button { flex: 0 0 auto; }
.scanner { margin-top: 12px; max-width: 520px; }
#scanner-video { width: 100%; background: #000; border-radius: 8px; overflow: hidden; }
#scanner-video video { display: block; width: 100%; }
.scanner button { margin-top: 8px; }
.scanner-etat { margin: 8px 0 0; color: var(--discret); min-height: 1.5em; }
.scanner-etat:empty { display: none; }

.taille { display: flex; gap: 8px; }
.taille input { flex: 1 1 auto; min-width: 0; }
.taille select { flex: 0 0 110px; }

.carte.etroite label { margin-top: 14px; }
.carte.etroite button { margin-top: 20px; width: 100%; }

button, .bouton {
  display: inline-block;
  padding: 10px 16px;
  font: inherit;
  color: var(--texte);
  background: #fff;
  border: 1px solid #b9b2a6;
  border-radius: 6px;
  text-decoration: none;
  cursor: pointer;
}
button:hover, .bouton:hover { background: #f1eee8; }
button.principal { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
button.principal:hover { background: #561f35; }
button.danger { color: var(--erreur); border-color: var(--erreur); }
.actions { display: flex; flex-wrap: wrap; gap: 10px; }

.message { padding: 12px 16px; border-radius: 8px; margin: 0 0 16px; border: 1px solid; }
.message.succes { background: var(--succes-fond); color: var(--succes); border-color: #b5d9c5; }
.message.erreur { background: var(--erreur-fond); color: var(--erreur); border-color: #ebc0c0; }
.message.info { background: #eef1f6; color: #2c3e5c; border-color: #c9d3e3; }

.entete-liste { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; }
.compte { color: var(--discret); font-weight: 400; font-size: 1rem; margin-left: 6px; }
.recherche { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0; }
.recherche input { flex: 1 1 260px; }

.defilement { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .95rem; }
th, td { text-align: left; padding: 10px 10px; border-bottom: 1px solid var(--trait); vertical-align: top; }
th { color: var(--discret); font-weight: 600; white-space: nowrap; }
td.code { font-variant-numeric: tabular-nums; white-space: nowrap; }
td.discret { color: var(--discret); font-size: .85rem; white-space: nowrap; }
td a { color: var(--accent); }
.actions-ligne { min-width: 90px; }
.actions-ligne details { margin-top: 4px; }
.actions-ligne summary { cursor: pointer; color: var(--erreur); }
.actions-ligne details form { margin-top: 6px; }

.pastille { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: .85rem; white-space: nowrap; }
.pastille.oui { background: var(--succes-fond); color: var(--succes); }
.pastille.non { background: #f1eee8; color: var(--discret); }
.pastille.modifie { background: #eef1f6; color: #2c3e5c; }
.pastille.supprime { background: var(--erreur-fond); color: var(--erreur); }

.fiche { display: grid; grid-template-columns: max-content 1fr; gap: 6px 18px; margin: 0 0 16px; }
.fiche dt { color: var(--discret); }
.fiche dd { margin: 0; }

.pagination { display: flex; align-items: center; gap: 12px; margin-top: 16px; }
.vide { color: var(--discret); }
.invisible { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

@media (max-width: 720px) {
  .grille { grid-template-columns: 1fr; }
  .carte { padding: 18px; }
}