:root{--brand:#2563eb;--brand2:#3b82f6;--brand-dark:#1d4ed8;--bg:#f8fafc;--text:#0f172a;--muted:#64748b;--surface:#fff;--border:#e2e8f0;--shadow-sm:0 1px 3px #0f172a0f;--shadow-md:0 4px 16px #0f172a14;--topbar-h:52px;--sidebar-w:228px;--t:.14s cubic-bezier(.2,.8,.2,1)}*{box-sizing:border-box}html,body{height:100%}body{background:var(--bg);color:var(--text);margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial}:focus-visible{outline-offset:2px;border-radius:6px;outline:2px solid #2563eb66}.mainWrap{min-width:0;padding:28px 36px}.card{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-sm);border-radius:12px;padding:20px 24px}.muted{color:var(--muted)}.qbPage{width:100%;min-width:0;max-width:none}.qbHeader{margin-bottom:18px}.qbTitleRow{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;display:flex}.qbTitle{color:var(--text);letter-spacing:-.01em;margin:0;font-size:22px;font-weight:700}.qbCaret{opacity:.4;margin-left:4px;font-size:14px}.qbHeaderRight{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:8px;display:flex}.qbPrimaryBtn{background:var(--brand);color:#fff;cursor:pointer;transition:background var(--t);white-space:nowrap;border:none;border-radius:8px;padding:9px 16px;font-size:13.5px;font-weight:600}.qbPrimaryBtn:hover{background:var(--brand-dark)}.qbPrimaryBtn:active{background:#1e40af}.qbPrimaryBtn:disabled{opacity:.5;cursor:not-allowed}.qbBtn{background:var(--surface);color:#374151;border:1px solid var(--border);cursor:pointer;transition:background var(--t),border-color var(--t);white-space:nowrap;border-radius:8px;padding:9px 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14px;font-size:11px;font-weight:700;overflow:hidden}.qbTable thead th.colStock,.qbTable thead th.colPrice,.qbTable thead th.colInvAmount,.qbTable thead th.colPOTotal,.qbTable thead th.colTxSpent,.qbTable thead th.colTxRecv,.qbTable thead th.colTxAction{text-align:right}.qbTable thead th.colTxAction{padding-right:18px}.qbTable tbody td{vertical-align:middle;text-overflow:ellipsis;white-space:nowrap;color:#334155;border-bottom:1px solid #f1f5f9;padding:13px 14px;font-size:13.5px;overflow:hidden}.qbTable tbody td.colName{white-space:normal}.qbTable tbody tr{z-index:0;position:relative}.qbTable tbody tr:last-child td{border-bottom:none}.qbTable tbody tr:hover{background:#f8fafc}.qbTable tbody td.colTxSpent,.qbTable tbody td.colTxRecv{font-variant-numeric:tabular-nums}.qbTable tbody td.colTxAction{padding-right:18px}.colCheck{width:44px}.colImg{width:52px}.colName{width:420px}.colSku{text-align:left;width:140px}.colStock{text-align:right;width:140px}.colPrice{text-align:right;width:120px}.colCompany{text-align:left;width:260px}.colEmail{text-align:left;width:320px}.colBalance{text-align:right;width:160px}.colDate{width:110px}.colInvNo{width:120px}.colInvCustomer{width:auto}.colInvAmount{text-align:right;width:140px}.colInvStatus,.colInvAction{width:220px}.colPODate{width:110px}.colPONo{width:130px}.colPOVendor{width:auto}.colPOTotal{text-align:right;width:140px}.colPOStatus{width:200px}.colPOAction{width:220px}.colTxDate{width:120px}.colTxDesc{width:auto}.colTxSpent,.colTxRecv{text-align:right;font-variant-numeric:tabular-nums;width:130px}.colTxFromTo{width:160px}.colTxCat{text-align:left;width:170px}.colTxAction{text-align:right;width:120px}.qbEllipsis{white-space:nowrap;text-overflow:ellipsis;vertical-align:middle;max-width:100%;display:inline-block;overflow:hidden}.qbNameLink{text-overflow:ellipsis;white-space:nowrap;max-width:100%;color:var(--brand);font-size:13.5px;font-weight:600;text-decoration:none;display:block;overflow:hidden}.qbNameLink:hover{text-decoration:underline}.qbImgPlaceholder{border:1px 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