/* ═══════════════════════════════════════
   ESTILOS MÓDULO INVENTARIO — ANNA POS
   ═══════════════════════════════════════ */

.inv-wrap { padding: 16px; max-width: 1200px; margin: 0 auto; }

.inv-header { display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:12px; margin-bottom:16px; }
.inv-header h2 { margin:0; font-size:1.3rem; color:#1a1a2e; }

.inv-tabs { display:flex; gap:6px; flex-wrap:wrap; }
.inv-tab { padding:7px 14px; border:2px solid #ddd; border-radius:8px; background:#fff; cursor:pointer; font-size:0.85rem; font-weight:600; transition:all .2s; }
.inv-tab:hover { border-color:#4361ee; color:#4361ee; }
.inv-tab.active { background:#4361ee; color:#fff; border-color:#4361ee; }

/* Stats bar */
.inv-stats-bar { display:flex; gap:12px; margin-bottom:16px; flex-wrap:wrap; }
.inv-stat { background:#fff; border-radius:10px; padding:12px 20px; box-shadow:0 2px 8px rgba(0,0,0,.08); text-align:center; min-width:100px; }
.inv-stat-n { display:block; font-size:1.8rem; font-weight:700; color:#1a1a2e; }
.inv-stat-l { font-size:0.78rem; color:#666; }
.inv-stat-warn { border-left:4px solid #f59e0b; }
.inv-stat-warn .inv-stat-n { color:#f59e0b; }
.inv-stat-danger { border-left:4px solid #ef4444; }
.inv-stat-danger .inv-stat-n { color:#ef4444; }

/* Filtros */
.inv-filtros { display:flex; gap:8px; flex-wrap:wrap; margin-bottom:16px; }
.inv-input { padding:8px 12px; border:1.5px solid #ddd; border-radius:8px; font-size:0.9rem; min-width:200px; outline:none; transition:.2s; }
.inv-input:focus { border-color:#4361ee; }
.inv-input-sm { padding:5px 8px; border:1.5px solid #ddd; border-radius:6px; width:80px; font-size:0.85rem; }
.inv-select { padding:8px 12px; border:1.5px solid #ddd; border-radius:8px; font-size:0.9rem; background:#fff; cursor:pointer; }

/* Botones */
.inv-btn-prim  { padding:8px 18px; background:#4361ee; color:#fff; border:none; border-radius:8px; font-weight:600; cursor:pointer; font-size:0.9rem; transition:.2s; }
.inv-btn-prim:hover  { background:#3451d1; }
.inv-btn-sec   { padding:8px 16px; background:#f0f0f0; color:#333; border:none; border-radius:8px; font-weight:600; cursor:pointer; font-size:0.9rem; transition:.2s; }
.inv-btn-sec:hover   { background:#ddd; }
.inv-btn-warn  { padding:8px 18px; background:#f59e0b; color:#fff; border:none; border-radius:8px; font-weight:600; cursor:pointer; font-size:0.9rem; }
.inv-btn-del   { padding:4px 8px; background:#fee2e2; color:#ef4444; border:none; border-radius:6px; cursor:pointer; font-size:0.8rem; }
.inv-btn-sm    { padding:4px 10px; background:#e0e7ff; color:#4361ee; border:none; border-radius:6px; cursor:pointer; font-size:0.8rem; margin-right:4px; }
.inv-btn-modal-close { background:transparent; border:none; font-size:1.3rem; cursor:pointer; color:#666; line-height:1; }

/* Tabla */
.inv-tabla-wrap { overflow-x:auto; border-radius:10px; box-shadow:0 2px 10px rgba(0,0,0,.07); }
.inv-tabla { width:100%; border-collapse:collapse; background:#fff; font-size:0.88rem; }
.inv-tabla thead tr { background:#f8f9ff; }
.inv-tabla th { padding:10px 12px; text-align:left; font-weight:700; color:#4361ee; border-bottom:2px solid #e5e7eb; }
.inv-tabla td { padding:9px 12px; border-bottom:1px solid #f3f4f6; vertical-align:middle; }
.inv-tabla tbody tr:hover { background:#f8f9ff; }

/* Tallas */
.inv-tallas-cell { display:flex; gap:4px; flex-wrap:wrap; }
.inv-talla { display:inline-flex; flex-direction:column; align-items:center; padding:3px 7px; background:#e0e7ff; color:#4361ee; border-radius:6px; font-size:0.78rem; font-weight:700; text-align:center; min-width:32px; }
.inv-talla-vacia { background:#fee2e2; color:#ef4444; }
.inv-talla small { font-size:0.7rem; font-weight:400; }
.inv-talla-na { color:#aaa; font-size:0.8rem; }

/* Badges */
.inv-badge { padding:3px 8px; border-radius:12px; font-size:0.78rem; font-weight:600; }
.inv-badge.ok      { background:#d1fae5; color:#065f46; }
.inv-badge.warn    { background:#fef3c7; color:#92400e; }
.inv-badge.danger  { background:#fee2e2; color:#991b1b; }

/* Sección header */
.inv-section-header { display:flex; align-items:center; justify-content:space-between; margin-bottom:16px; }
.inv-section-header h3 { margin:0; font-size:1.1rem; color:#1a1a2e; }

/* Diferencias kardex */
.inv-pos { color:#065f46; font-weight:700; }
.inv-neg { color:#991b1b; font-weight:700; }

/* Modal */
.inv-modal { display:none; position:fixed; inset:0; background:rgba(0,0,0,.5); z-index:9999; align-items:center; justify-content:center; padding:16px; }
.inv-modal-box { background:#fff; border-radius:16px; width:100%; max-width:520px; max-height:90vh; display:flex; flex-direction:column; box-shadow:0 20px 60px rgba(0,0,0,.2); }
.inv-modal-lg { max-width:750px; }
.inv-modal-hdr { padding:18px 20px 14px; border-bottom:1px solid #f0f0f0; display:flex; align-items:center; justify-content:space-between; }
.inv-modal-hdr h3 { margin:0; font-size:1.05rem; color:#1a1a2e; }
.inv-modal-body { padding:18px 20px; overflow-y:auto; flex:1; }
.inv-modal-footer { padding:14px 20px; border-top:1px solid #f0f0f0; display:flex; gap:8px; justify-content:flex-end; }
.inv-form-row { margin-bottom:14px; }
.inv-form-row label { display:block; font-size:0.85rem; font-weight:600; color:#555; margin-bottom:5px; }
.inv-form-row .inv-input,
.inv-form-row .inv-select { width:100%; box-sizing:border-box; }

/* Resultados búsqueda */
.inv-prod-resultados { border:1.5px solid #e5e7eb; border-radius:8px; overflow:hidden; margin-top:8px; }
.inv-prod-item { padding:10px 14px; cursor:pointer; border-bottom:1px solid #f3f4f6; font-size:0.88rem; transition:.15s; }
.inv-prod-item:hover { background:#f0f4ff; }
.inv-prod-item:last-child { border-bottom:none; }

/* Toast */
.inv-toast { position:fixed; bottom:24px; left:50%; transform:translateX(-50%); padding:12px 24px; border-radius:12px; font-weight:600; font-size:0.9rem; z-index:99999; box-shadow:0 4px 20px rgba(0,0,0,.2); display:none; }
.inv-toast-ok  { background:#d1fae5; color:#065f46; border:1.5px solid #6ee7b7; }
.inv-toast-err { background:#fee2e2; color:#991b1b; border:1.5px solid #fca5a5; }

/* Vacío */
.inv-empty { text-align:center; color:#aaa; padding:24px; font-size:0.9rem; }
.inv-err { color:#991b1b; padding:16px; text-align:center; }
.inv-loading { text-align:center; padding:40px; color:#888; }

@media (max-width:600px) {
  .inv-header { flex-direction:column; align-items:flex-start; }
  .inv-stats-bar { gap:8px; }
  .inv-stat { flex:1; min-width:80px; padding:10px 12px; }
  .inv-stat-n { font-size:1.4rem; }
  .inv-filtros { flex-direction:column; }
  .inv-input { min-width:100%; }
}