*{box-sizing:border-box;margin:0;padding:0}
:root{--blue:#1769e0;--blue-dark:#0f55bd;--bg:#f3f6fb;--line:#dbe2ea;--text:#172033;--muted:#6b7280;--danger:#cf2e2e}
html{-webkit-text-size-adjust:100%}
body{font-family:-apple-system,BlinkMacSystemFont,'PingFang SC','Microsoft YaHei',sans-serif;background:var(--bg);color:var(--text);min-height:100vh}
.view.hidden{display:none}
.topbar{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:13px max(16px,env(safe-area-inset-left));background:linear-gradient(135deg,var(--blue),#3182f6);color:#fff;position:sticky;top:0;z-index:20;box-shadow:0 2px 10px rgba(23,105,224,.22)}
.topbar h1{font-size:20px;white-space:nowrap}.top-actions{display:flex;gap:8px}
button{min-height:40px;padding:8px 14px;border:1px solid var(--line);border-radius:9px;background:#fff;color:var(--text);cursor:pointer;font-size:14px;font-weight:600;touch-action:manipulation}
button.primary{background:var(--blue);color:#fff;border-color:var(--blue)}button.primary:hover{background:var(--blue-dark)}button:disabled{opacity:.45;cursor:not-allowed}
.login-card{max-width:360px;margin:14vh auto;background:#fff;padding:30px;border-radius:16px;box-shadow:0 8px 32px rgba(30,48,80,.1)}
.login-card h1{font-size:22px;text-align:center;margin-bottom:4px}.login-card .sub{text-align:center;color:var(--muted);margin-bottom:20px;font-size:13px}
input,textarea,select{width:100%;padding:11px 12px;margin:8px 0;border:1px solid var(--line);border-radius:9px;background:#fff;color:var(--text);font-size:16px;display:block;outline:none}
input:focus,textarea:focus,select:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(23,105,224,.12)}textarea{min-height:82px;resize:vertical}
.toolbar{padding:14px 20px;display:flex;align-items:center;justify-content:space-between;gap:12px}.filter-row{display:flex;gap:10px;flex:1}.filter-row input{margin:0;min-width:180px}.filter-row select{margin:0;width:160px}.batch-bar{display:flex;align-items:center;gap:10px;white-space:nowrap}.batch-bar span{font-size:13px;color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;padding:0 20px 40px}.empty-state{grid-column:1/-1;text-align:center;padding:56px 20px;color:var(--muted)}
.card{position:relative;background:#fff;border:2px solid transparent;border-radius:14px;padding:13px;box-shadow:0 3px 14px rgba(30,48,80,.06);transition:.15s}.card.selected{border-color:var(--blue);background:#f7faff}.select-box{position:absolute;top:20px;left:20px;z-index:2;background:rgba(255,255,255,.94);border-radius:8px;padding:6px 9px;font-size:13px;font-weight:600;box-shadow:0 2px 8px rgba(0,0,0,.12);display:flex;align-items:center;gap:6px}.select-box input{width:18px;height:18px;margin:0;accent-color:var(--blue)}
.card img,.image-placeholder{width:100%;height:150px;object-fit:cover;border-radius:9px;background:#edf1f5}.image-placeholder{display:flex;align-items:center;justify-content:center;color:#a7b0bd}.card .name{font-weight:700;margin-top:10px;line-height:1.35}.card .price{color:#e65300;font-size:21px;font-weight:800;margin-top:5px}.card .meta{color:var(--muted);font-size:12px;margin-top:4px}.card .stock{font-size:12px;margin-top:6px}.low{color:var(--danger);font-weight:700}.card .actions{margin-top:10px;display:grid;grid-template-columns:1fr 1fr 1fr;gap:6px}.card .actions button{padding:6px;font-size:12px}.card .actions .del{color:var(--danger)}
.modal{position:fixed;inset:0;background:rgba(10,20,35,.48);display:flex;align-items:center;justify-content:center;z-index:50;padding:16px}.modal.hidden{display:none}.modal-card{background:#fff;padding:22px;border-radius:16px;width:min(500px,96vw);max-height:92vh;overflow:auto;box-shadow:0 20px 60px rgba(0,0,0,.2)}.label-modal-card{width:min(820px,96vw)}.modal-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.modal-heading p{color:var(--muted);font-size:13px;margin-top:4px}.icon-btn{width:44px;padding:0;font-size:26px;line-height:1}.row{display:flex;gap:10px}.row input{flex:1}.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:16px;position:sticky;bottom:-22px;background:#fff;padding:12px 0 4px}.modal-actions .primary{min-width:130px}.msg{color:var(--danger);font-size:13px;margin-top:10px;text-align:center}#img-preview img{max-width:100%;max-height:160px;border-radius:8px;margin-top:8px}
.label-settings{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:16px 0}.label-settings label{font-size:13px;color:var(--muted);font-weight:600}.label-summary{font-size:13px;color:var(--muted);margin-bottom:10px}#label-content{background:#eef1f5;border-radius:10px;padding:16px;overflow:auto}#label-print-area{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}.price-label{background:#fff;border:1px dashed #8b95a5;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:2mm;overflow:hidden;color:#000}.label-name{font-weight:800;line-height:1.12;max-width:100%;overflow:hidden}.label-price{font-size:9mm;line-height:1;font-weight:900;letter-spacing:-.4mm;white-space:nowrap}.label-price small{font-size:3.4mm;font-weight:700;letter-spacing:0}.label-barcode{font-size:2.5mm;letter-spacing:.2mm;margin-top:1mm}.label-store{font-size:2.3mm;margin-top:.5mm}
@media(max-width:640px){
 body{padding-bottom:env(safe-area-inset-bottom)}.topbar{align-items:flex-start;flex-direction:column;padding:11px 12px}.topbar h1{font-size:18px}.top-actions{display:grid;grid-template-columns:1fr 1.35fr .8fr;width:100%}.top-actions button,button{min-height:44px;padding:9px 10px}.toolbar{padding:10px 12px;display:block}.filter-row{display:grid;grid-template-columns:1fr 115px}.filter-row input,.filter-row select{min-width:0;width:100%;margin:0}.batch-bar{margin-top:9px;display:grid;grid-template-columns:72px 1fr 118px}.batch-bar span{text-align:center}.grid{grid-template-columns:1fr;gap:11px;padding:0 12px 24px}.card{padding:11px;display:grid;grid-template-columns:112px 1fr;column-gap:12px}.card img,.card .image-placeholder{grid-row:1/6;width:112px;height:112px}.card .name,.card .price,.card .meta,.card .stock,.card .actions{grid-column:2}.card .name{margin-top:0}.card .actions{grid-template-columns:repeat(3,1fr)}.select-box{top:16px;left:16px;padding:5px}.modal{align-items:flex-end;padding:0}.modal-card{border-radius:18px 18px 0 0;width:100%;max-height:94vh;padding:18px 14px calc(14px + env(safe-area-inset-bottom))}.row{gap:8px}.label-settings{grid-template-columns:1fr 1fr}.label-modal-card{width:100%}#label-content{padding:10px}.login-card{margin:10vh 12px;padding:26px 20px}
}
@media print{@page{margin:0}body.printing{background:#fff}body.printing *{visibility:hidden!important}body.printing #label-print-area,body.printing #label-print-area *{visibility:visible!important}body.printing #label-print-area{position:absolute;left:0;top:0;display:block;padding:0;margin:0}body.printing .price-label{visibility:visible!important;border:0;break-after:page;page-break-after:always;margin:0}body.printing .price-label:last-child{break-after:auto;page-break-after:auto}}