*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:#f5f7fb;color:#1f2937}
a{text-decoration:none;color:#0f766e}.layout{display:flex;min-height:100vh}.sidebar{width:240px;background:#111827;color:#fff;padding:18px;position:sticky;top:0;height:100vh}
.brand{font-size:22px;font-weight:700;margin-bottom:18px}.sidebar nav a{display:block;color:#e5e7eb;padding:10px 12px;border-radius:8px;margin-bottom:4px}.sidebar nav a:hover{background:#1f2937}
.content{flex:1;padding:24px;overflow:auto}.card{background:#fff;border-radius:14px;padding:18px;box-shadow:0 6px 24px rgba(0,0,0,.06);margin-bottom:20px}.grid{display:grid;gap:18px}.grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}
label{display:block;font-weight:600;margin-bottom:6px}input,select,textarea,button{font:inherit}input[type=text],input[type=password],input[type=file],input[type=number],select,textarea{width:100%;padding:10px 12px;border:1px solid #d1d5db;border-radius:10px;background:#fff}
textarea{min-height:90px}button,.btn{display:inline-block;padding:10px 14px;border:none;border-radius:10px;background:#0f766e;color:#fff;cursor:pointer}.btn.secondary{background:#374151}.btn.warn{background:#b45309}
.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse;background:#fff}.table th,.table td{border-bottom:1px solid #e5e7eb;padding:10px 8px;text-align:left;font-size:14px}.table th{background:#f8fafc;position:sticky;top:0}
.alert{padding:12px 14px;border-radius:10px;margin-bottom:16px}.alert.success{background:#d1fae5;color:#065f46}.alert.error{background:#fee2e2;color:#991b1b}
.kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.kpi{background:#fff;border-radius:14px;padding:18px;box-shadow:0 6px 24px rgba(0,0,0,.06)}.kpi h3{margin:0 0 8px;font-size:14px;color:#6b7280}.kpi strong{font-size:28px}
.badge{display:inline-block;padding:4px 8px;border-radius:999px;font-size:12px}.badge.ok{background:#d1fae5;color:#065f46}.badge.warn{background:#fef3c7;color:#92400e}.badge.err{background:#fee2e2;color:#991b1b}
.row{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap}.row > div{flex:1 1 180px}
.login-wrap{max-width:460px;margin:40px auto}.muted{color:#6b7280;font-size:14px}.actions{display:flex;gap:8px;flex-wrap:wrap}.text-right{text-align:right}.small{font-size:12px}.print-only{display:none}
.barcode{display:flex;align-items:stretch;height:48px;background:#fff}.barcode .bar{display:inline-block;width:2px;background:#000}.barcode .space{display:inline-block;width:2px;background:#fff}.barcode .gap{display:inline-block;width:2px;background:#fff}
.label-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.label{border:1px dashed #9ca3af;padding:10px;border-radius:8px}.scan-box{font-size:28px;padding:12px;text-align:center}.result{padding:12px;border-radius:10px;margin-top:12px}
.result.ok{background:#d1fae5}.result.err{background:#fee2e2}.result.warn{background:#fef3c7}
video{width:100%;max-width:480px;border-radius:12px;background:#111}
@media (max-width: 1000px){.sidebar{width:200px}.grid.cols-3,.grid.cols-2,.kpis{grid-template-columns:1fr}.label-grid{grid-template-columns:1fr}}
@media print {.sidebar,.no-print,.actions{display:none!important}.content{padding:0}.print-only{display:block}.card{box-shadow:none;border:1px solid #ddd}}

.label-grid-qr{grid-template-columns:repeat(3,minmax(0,1fr))}
.label-qr{display:flex;flex-direction:column;min-height:320px}
.qr-wrap{display:flex;justify-content:center;align-items:center;margin-top:10px;min-height:160px}
.qr-image{width:150px;height:150px;display:block;object-fit:contain}
.qr-text{margin-top:8px;font-size:12px;font-weight:700;letter-spacing:.4px;word-break:break-word;text-align:center}
@media print {.label-grid-qr{grid-template-columns:repeat(2,1fr)}.label-qr{border:1px solid #444;border-style:solid}}