:root{--bg:#0f172a;--card:#1e293b;--line:#334155;--fg:#f1f5f9;--muted:#94a3b8;--pri:#2563eb;--ok:#16a34a;--warn:#f59e0b;--bad:#dc2626}*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.35 system-ui,Roboto,sans-serif;-webkit-tap-highlight-color:transparent}#scanInput{position:fixed;top:-100px;left:0;opacity:0;width:10px;height:10px}#topbar{display:flex;justify-content:space-between;align-items:center;padding:8px 12px;background:#111827;border-bottom:1px solid var(--line);font-size:14px;position:sticky;top:0;z-index:5}.dot{display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--muted);margin-right:6px}.dot.ok{background:var(--ok)}.dot.wait{background:var(--warn)}.dot.bad{background:var(--bad)}.view{display:none;padding:12px 12px 32px}.view.on{display:block}h1{font-size:20px;margin:6px 0 12px}label{display:block;margin:10px 0;color:var(--muted);font-size:14px}label input{display:block;width:100%;margin-top:4px;padding:12px;font-size:18px;border-radius:8px;border:1px solid var(--line);background:var(--card);color:var(--fg)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:48px;padding:10px 14px;border-radius:10px;border:1px solid var(--line);background:var(--card);color:var(--fg);font-size:16px;font-weight:600;cursor:pointer;flex:1;text-align:center;margin:0}.btn.primary{background:var(--pri);border-color:var(--pri)}.btn.huge{width:100%;min-height:96px;font-size:24px;margin:12px 0}.btn:disabled{opacity:.4}.row{display:flex;gap:8px;margin:10px 0}.muted{color:var(--muted);font-size:14px}.hello{font-size:18px;margin:4px 0}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:8px 0}.stats div{background:var(--card);border-radius:10px;padding:10px;text-align:center}.stats span{display:block;font-size:26px;font-weight:700}.stats small{color:var(--muted);font-size:12px}.badge{display:inline-block;padding:4px 10px;border-radius:99px;background:var(--card);border:1px solid var(--line);font-size:13px;margin:6px 0}#photoPreview{display:none;width:100%;max-height:45vh;object-fit:contain;border-radius:10px;margin:8px 0;background:#000}.cartonBar{display:flex;align-items:center;gap:10px;background:var(--card);border-radius:10px;padding:8px}.cartonBar img{width:48px;height:48px;object-fit:cover;border-radius:6px;background:#000}.cartonBar small{display:block;color:var(--muted);font-size:11px}.cartonBar b{font-size:18px}.cartonBar .right{margin-left:auto;text-align:right}.prompt{margin-top:10px;border-radius:12px;padding:14px;text-align:center;background:var(--card);border:3px solid var(--line);transition:background .15s}.prompt.loc{border-color:var(--pri)}.prompt.go{background:#78350f;border-color:var(--warn)}.prompt.ok{border-color:var(--ok)}.prompt.err{background:#7f1d1d;border-color:var(--bad)}#promptTitle{font-size:15px;color:#e2e8f0}#promptBig{font-size:40px;font-weight:800;letter-spacing:1px;word-break:break-all;margin:4px 0}#promptBig:empty{display:none}#promptSub{font-size:14px;color:#cbd5e1}.last{margin-top:8px;font-size:14px;color:var(--muted);min-height:20px;text-align:center}.tools .btn{min-height:44px}#lines{margin-top:6px}.pf{margin-top:10px;font-size:13px;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;display:flex;justify-content:space-between}.ln{display:flex;justify-content:space-between;align-items:center;padding:10px;background:var(--card);border-radius:8px;margin-top:4px}.ln .sku{font-weight:700}.ln .nm{font-size:12px;color:var(--muted)}.ln .q{font-size:22px;font-weight:800;min-width:48px;text-align:right}.ln.flag{border-left:4px solid var(--warn)}.modal{position:fixed;inset:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:20;padding:16px}.modal.hidden{display:none}.modalBox{background:var(--card);border-radius:12px;padding:16px;width:100%;max-width:420px}.modalBox h2{margin:0 0 8px;font-size:18px}.modalBox input{width:100%;padding:12px;font-size:20px;border-radius:8px;border:1px solid var(--line);background:var(--bg);color:var(--fg)}.qgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:10px 0}#flash{position:fixed;inset:0;pointer-events:none;opacity:0;transition:opacity .25s;z-index:30}#flash.ok{background:#16a34a59;opacity:1;transition:none}#flash.bad{background:#dc26268c;opacity:1;transition:none}