/* ============================================================================
   CASIERS CONNECTÉS — feuille de style
   Direction : outil d'atelier précis. Fond façon papier millimétré (clin
   d'œil au fond quadrillé de la future station caméra), encre bleu acier,
   accent vert LED (la couleur du bouton « Montrer »). Mono pour les données.
   Responsive : utilisable sur téléphone dans l'atelier.
   ==========================================================================*/

:root {
  --papier: #f7f8f6;
  --quadrillage: rgba(58, 90, 120, 0.07);
  --encre: #1d2b38;          /* texte principal, bleu-noir d'encre technique */
  --acier: #46617a;          /* texte secondaire */
  --trait: #ccd5db;          /* bordures */
  --led: #16a34a;            /* vert LED : actions "Montrer" et accents */
  --led-fonce: #107a38;
  --alerte: #c0392b;
  --blanc: #ffffff;
  --mono: "SF Mono", "Cascadia Mono", "Consolas", monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font: 16px/1.55 -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--encre);
  background-color: var(--papier);
  /* Papier millimétré discret */
  background-image:
    linear-gradient(var(--quadrillage) 1px, transparent 1px),
    linear-gradient(90deg, var(--quadrillage) 1px, transparent 1px);
  background-size: 24px 24px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1 { font-size: 1.7rem; line-height: 1.2; margin: 0 0 .6em; letter-spacing: -0.01em; }
h2 { font-size: 1.15rem; margin: 1.6em 0 .5em; }
a  { color: var(--acier); }

/* --- Barre de navigation --------------------------------------------------- */
.barre {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; flex-wrap: wrap;
  padding: .7rem 1.2rem;
  background: var(--blanc);
  border-bottom: 1px solid var(--trait);
}
.marque { font-weight: 700; text-decoration: none; color: var(--encre); font-size: 1.05rem; }
.barre nav { display: flex; gap: 1.1rem; flex-wrap: wrap; }
.barre nav a { text-decoration: none; font-size: .95rem; }
.barre nav a:hover { color: var(--led-fonce); }

.contenu { flex: 1; width: 100%; max-width: 1100px; margin: 0 auto; padding: 1.6rem 1.2rem 3rem; }

.pied {
  padding: 1rem 1.2rem; border-top: 1px solid var(--trait);
  color: var(--acier); font-size: .85rem; background: var(--blanc);
}

/* --- Vitrine ----------------------------------------------------------------- */
.vitrine { padding: 2.5rem 0 1.5rem; max-width: 640px; }
.vitrine h1 { font-size: 2.2rem; }
.etiquette {
  font-family: var(--mono); font-size: .75rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--led-fonce); margin: 0 0 .4em;
}
.chapeau { color: var(--acier); font-size: 1.05rem; }

.trois-colonnes {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem; margin-top: 1.5rem;
}
.carte {
  background: var(--blanc); border: 1px solid var(--trait);
  border-radius: 6px; padding: 1.1rem 1.2rem;
}
.carte h2 { margin-top: 0; }
.carte h2::before { content: "● "; color: var(--led); font-size: .8em; }

/* --- Boutons / formulaires ---------------------------------------------------- */
.bouton {
  display: inline-block; border: 0; cursor: pointer;
  background: var(--led); color: #fff; font-weight: 600; font-size: .95rem;
  padding: .55rem 1.1rem; border-radius: 5px; text-decoration: none;
}
.bouton:hover { background: var(--led-fonce); }
.bouton:disabled { opacity: .5; cursor: wait; }
.bouton-secondaire { background: var(--acier); }
.bouton-secondaire:hover { background: var(--encre); }
.bouton-danger { background: var(--alerte); }

input[type="text"], input[type="search"], input[type="password"],
input[type="number"], input[type="file"], select, textarea {
  width: 100%; padding: .5rem .6rem; font: inherit;
  border: 1px solid var(--trait); border-radius: 5px; background: var(--blanc);
  color: var(--encre);
}
input:focus, select:focus, textarea:focus, .bouton:focus-visible {
  outline: 2px solid var(--led); outline-offset: 1px;
}
label { display: block; margin-bottom: .9rem; font-size: .92rem; color: var(--acier); }
label input, label select, label textarea { margin-top: .25rem; }

.formulaire-etroit { max-width: 380px; margin: 3rem auto; background: var(--blanc);
  border: 1px solid var(--trait); border-radius: 8px; padding: 1.6rem; }

.alerte { color: var(--alerte); background: #fdeeec; border: 1px solid #f2c8c2;
  border-radius: 5px; padding: .5rem .8rem; font-size: .92rem; }
.succes { color: var(--led-fonce); background: #ecf9f0; border: 1px solid #bfe8cc;
  border-radius: 5px; padding: .5rem .8rem; font-size: .92rem; }
.discret { color: var(--acier); font-size: .9rem; }

/* --- Filtres du catalogue ------------------------------------------------------ */
.filtres {
  display: grid; gap: .6rem;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  background: var(--blanc); border: 1px solid var(--trait);
  border-radius: 8px; padding: .9rem; margin-bottom: 1rem;
}
.filtres input[type="search"] { grid-column: 1 / -1; }
.case { display: flex; align-items: center; gap: .45rem; margin: 0; }
.case input { width: auto; }

/* --- Grille d'articles ----------------------------------------------------------- */
.grille-articles {
  display: grid; gap: .9rem;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
}
.carte-article {
  display: flex; flex-direction: column; gap: .3rem;
  background: var(--blanc); border: 1px solid var(--trait); border-radius: 6px;
  padding: .8rem; text-decoration: none; color: var(--encre);
}
.carte-article:hover { border-color: var(--led); }
.carte-article img, .sans-photo {
  width: 100%; height: 120px; object-fit: cover;
  border-radius: 4px; background: var(--papier);
}
.sans-photo { display: flex; align-items: center; justify-content: center;
  color: var(--trait); font-size: 1.4rem; border: 1px dashed var(--trait); }
.ca-nom { font-weight: 600; font-size: .95rem; }
.ca-detail { font-family: var(--mono); font-size: .75rem; color: var(--acier); }
.stock-ok { color: var(--led-fonce); font-weight: 600; }
.stock-vide { color: var(--alerte); font-weight: 600; }

/* --- Fiche article ------------------------------------------------------------------ */
.fiche { display: grid; grid-template-columns: 300px 1fr; gap: 1.6rem;
  background: var(--blanc); border: 1px solid var(--trait); border-radius: 8px;
  padding: 1.4rem; }
@media (max-width: 700px) { .fiche { grid-template-columns: 1fr; } }
.fiche-photo img { width: 100%; border-radius: 6px; }
.fiche-photo .sans-photo { height: 220px; }
.caracteristiques { display: grid; grid-template-columns: auto 1fr; gap: .25rem .9rem;
  font-size: .92rem; margin: 1rem 0; }
.caracteristiques dt { color: var(--acier); }
.caracteristiques dd { margin: 0; font-family: var(--mono); }
.emplacement { display: flex; align-items: center; gap: .9rem; flex-wrap: wrap;
  border-top: 1px dashed var(--trait); padding-top: 1rem; margin-top: .6rem; }

/* --- Tableaux admin ------------------------------------------------------------------- */
table { width: 100%; border-collapse: collapse; background: var(--blanc);
  border: 1px solid var(--trait); border-radius: 8px; overflow: hidden; font-size: .92rem; }
th, td { text-align: left; padding: .55rem .7rem; border-bottom: 1px solid var(--trait); }
th { background: var(--papier); font-family: var(--mono); font-size: .72rem;
  text-transform: uppercase; letter-spacing: .08em; color: var(--acier); }
tr:last-child td { border-bottom: 0; }
td .mini { font-size: .8rem; padding: .25rem .6rem; }

.pastille { display: inline-block; width: .65em; height: .65em; border-radius: 50%;
  margin-right: .35em; }
.pastille.en_ligne { background: var(--led); }
.pastille.hors_ligne { background: var(--alerte); }

.blocs-admin { display: grid; gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); margin-top: 1rem; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}

/* --- Lot 4 : reconnaissance caméra ------------------------------------- */
.badge { display: inline-block; background: var(--alerte); color: #fff;
  font-family: var(--mono); font-size: .7rem; padding: .1em .55em;
  border-radius: 999px; vertical-align: middle; margin-left: .4em; }
.mono, td.mono { font-family: var(--mono); font-size: .85em; }
.paire-carac { display: flex; gap: .5rem; margin-bottom: .4rem; }
.paire-carac input { flex: 1; }
fieldset { border: 1px solid var(--trait, #d5d0c4); border-radius: 6px;
  padding: .8rem 1rem; margin-top: 1rem; }
legend { font-family: var(--mono); font-size: .75rem; letter-spacing: .08em;
  text-transform: uppercase; color: var(--acier, #666); padding: 0 .4em; }