/* ══════════════════════════════════════════════════════════════════
   INVENTORY NATIVE — BT Inventory tab
   Classes prefixed bti- (BT Inventory) — new namespace, no collision
   with an- (Assignments) or cln- (Closing) native ports.
   ══════════════════════════════════════════════════════════════════ */

.bti-toolbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; gap: 8px; flex-wrap: wrap; }
.bti-toolbar span { font-size: 11px; color: var(--muted); }
.bti-refresh-btn { font-size: 11px; font-weight: 700; padding: 6px 12px; border-radius: 8px; border: 1px solid var(--border); background: var(--surface); color: var(--t2); cursor: pointer; }
.bti-refresh-btn:hover { background: var(--s2); }

.bti-search-row { margin-bottom: 10px; }
.bti-search-input { width: 100%; padding: 10px 12px; border-radius: 9px; border: 1px solid var(--border); background: var(--surface); color: var(--text); font-size: 13px; box-sizing: border-box; }
.bti-search-input:focus { outline: none; border-color: var(--accent); }

.bti-group-row { display: flex; gap: 6px; margin-bottom: 12px; flex-wrap: wrap; }
.bti-group-btn { font-size: 11px; font-weight: 700; padding: 6px 12px; border-radius: 20px; border: 1px solid var(--border); background: var(--surface); color: var(--t2); cursor: pointer; }
.bti-group-btn-active { background: var(--accent); color: #fff; border-color: var(--accent); }

.bti-columns-panel {
  position: absolute; top: calc(100% + 6px); right: 0; z-index: 40;
  width: 260px; max-height: 360px; overflow-y: auto;
  background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
  box-shadow: var(--sh); padding: 10px 12px;
}
.bti-col-group { margin-bottom: 10px; }
.bti-col-group:last-child { margin-bottom: 0; }
.bti-col-group-title { font-size: 10px; font-weight: 800; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); margin-bottom: 4px; }
.bti-col-check { display: flex; align-items: center; gap: 7px; font-size: 12.5px; color: var(--text); padding: 4px 2px; cursor: pointer; }
.bti-col-check input { margin: 0; cursor: pointer; }

.bti-empty { text-align: center; padding: 40px 20px; color: var(--muted); font-size: 13px; }

.bti-table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 12px; background: var(--surface); box-shadow: var(--sh); }
.bti-table { width: 100%; border-collapse: collapse; min-width: 560px; }
.bti-table thead th { position: sticky; top: 0; background: var(--s2); color: var(--muted); font-size: 10.5px; font-weight: 800; text-transform: uppercase; letter-spacing: .03em; text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); white-space: nowrap; }
.bti-table thead th.bti-num { text-align: right; }
.bti-row td { padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
.bti-row:last-child td { border-bottom: none; }
.bti-row:hover td { background: var(--s2); }
.bti-group-header td { padding: 8px 10px; background: var(--s2); border-bottom: 1px solid var(--border); border-top: 1px solid var(--border); }
.bti-group-header:first-child td { border-top: none; }

.bti-pagination { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 10px 2px; flex-wrap: wrap; }
.bti-page-info { font-size: 11px; color: var(--muted); }
.bti-page-btn { font-size: 12px; font-weight: 700; padding: 7px 14px; border-radius: 8px; border: 1px solid var(--border); background: var(--surface); color: var(--text); cursor: pointer; }
.bti-page-btn:hover:not(:disabled) { background: var(--s2); }
.bti-page-btn:disabled { opacity: .4; cursor: default; }