:root{--bg:#f4f6f8;--card:#fff;--text:#17202a;--muted:#68727d;--line:#dfe5ea;--accent:#2e7d32;--accent2:#1f6ea9;--danger:#a83232;--radius:14px;--shadow:0 8px 28px rgba(20,30,40,.08)}*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text)}a{color:inherit;text-decoration:none}button,input,select{font:inherit}.topbar{height:70px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:24px;padding:0 24px;position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:8px;font-weight:800}.brand img{width:150px;max-height:44px;object-fit:contain}.brand span{font-size:13px;border-left:1px solid var(--line);padding-left:9px}.topbar nav{display:flex;gap:8px;flex:1}.topbar nav a,.userbox a{padding:9px 12px;border-radius:9px}.topbar nav a:hover,.userbox a:hover{background:var(--bg)}.userbox{display:flex;gap:10px;align-items:center;font-size:14px}.page{max-width:1280px;margin:auto;padding:28px}.page-head{display:flex;justify-content:space-between;align-items:end;margin-bottom:18px}.page-head h1{margin:0 0 4px;font-size:28px}.page-head p,.muted{margin:0;color:var(--muted)}.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.panel h2{margin-top:0}.pos-grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(340px,.8fr);gap:20px}.search-row input{width:100%;padding:14px 16px;border:1px solid var(--line);border-radius:10px}.product-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:14px}.product-card{background:#fff;border:1px solid var(--line);border-radius:11px;padding:14px;text-align:left;cursor:pointer;min-height:78px}.product-card:hover{border-color:var(--accent2);box-shadow:0 4px 14px rgba(31,110,169,.1)}.product-card small,.cart-item small{display:block;color:var(--muted);margin-top:5px}.cart-panel{position:sticky;top:90px;align-self:start}.empty{padding:20px;text-align:center;color:var(--muted);border:1px dashed var(--line);border-radius:10px}.cart-item{display:grid;grid-template-columns:1fr auto auto;gap:10px;align-items:center;padding:12px 0;border-bottom:1px solid var(--line)}.cart-item button{border:0;background:none;font-size:22px;cursor:pointer;color:var(--danger)}.totals{margin-top:14px;padding-top:8px}.totals>div,.totals>label,.ticket-total{display:flex;justify-content:space-between;align-items:center;padding:7px 0}.totals input{width:120px;text-align:right}.grand{font-size:20px;border-top:1px solid var(--line);margin-top:6px}.checkout-fields{display:grid;gap:10px;margin:14px 0}.checkout-fields label,.stack label,.two-fields label{display:grid;gap:6px;color:var(--muted);font-size:14px}.checkout-fields input,.checkout-fields select,.stack input,.two-fields input,.totals input{padding:10px;border:1px solid var(--line);border-radius:8px;background:#fff}.change-box{display:flex;justify-content:space-between;padding:12px;background:var(--bg);border-radius:9px}.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);background:#fff;padding:10px 14px;border-radius:9px;cursor:pointer;font-weight:700}.btn.primary{background:var(--accent2);color:#fff;border-color:var(--accent2)}.btn.small{padding:7px 10px;font-size:13px}.btn.wide{width:100%;padding:14px}.btn:disabled{opacity:.5;cursor:not-allowed}.stack{display:grid;gap:14px}.two-col{display:grid;grid-template-columns:minmax(280px,.55fr) 1.45fr;gap:20px}.two-fields{display:grid;grid-template-columns:1fr 1fr;gap:12px}.form-panel{max-width:800px}.check{display:flex!important;grid-template-columns:auto 1fr!important;align-items:center;gap:8px!important}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:12px;border-bottom:1px solid var(--line);white-space:nowrap}th{font-size:13px;color:var(--muted)}.alert{padding:12px 14px;border-radius:9px;background:#e9f4eb;margin-bottom:14px}.alert.error{background:#f9e8e8;color:#7f2424}.login-page{min-height:100vh;display:grid;place-items:center;padding:20px;background:linear-gradient(135deg,#f5f8fa,#edf3f6)}.login-card{width:min(420px,100%);background:#fff;padding:32px;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}.login-logo{width:100%;max-height:95px;object-fit:contain}.login-card h1{text-align:center;margin-bottom:4px}.login-card .muted{text-align:center;margin-bottom:22px}.modal{border:0;border-radius:16px;padding:0;box-shadow:0 24px 80px rgba(0,0,0,.25);width:min(430px,calc(100% - 24px))}.modal::backdrop{background:rgba(0,0,0,.35)}.modal form{padding:22px;display:grid;gap:14px}.modal label{display:grid;gap:6px}.modal input{padding:12px;border:1px solid var(--line);border-radius:8px}.modal-actions{display:flex;justify-content:flex-end;gap:8px}.ticket-page{background:#e8edf1;padding:25px}.ticket-actions{max-width:58mm;margin:0 auto 12px;display:flex;justify-content:space-between;gap:8px}.ticket58{width:58mm;min-height:120mm;margin:auto;background:#fff;color:#000;padding:3.5mm 4.5mm;font-family:Arial,Helvetica,sans-serif;font-size:10.5px;box-shadow:0 8px 28px rgba(0,0,0,.15)}.ticket-logo{display:block;width:100%;height:auto;max-height:20mm;object-fit:contain;margin-bottom:2mm;filter:grayscale(1) contrast(1.35)}.ticket58 h1{text-align:center;font-size:13px;margin:0 0 2mm}.ticket58>p{text-align:center;margin:1mm 0}.ticket58 hr{border:0;border-top:1px dashed #000;margin:2.5mm 0}.ticket-meta{display:grid;gap:1mm}.ticket-item{display:grid;grid-template-columns:1fr auto;gap:2mm;padding:1.8mm 0}.ticket-item small{display:block;margin-top:.5mm}.ticket-total.big{font-size:13px;border-top:1px solid #000;margin-top:1mm;padding-top:2mm}.thanks{text-align:center!important;font-weight:700;margin:5mm 0 3mm!important}.qr-wrap{display:flex;justify-content:center;margin:0 auto 4mm}.ticket-qr{width:22mm;height:22mm;object-fit:contain;image-rendering:auto}.ticket58 footer{text-align:center;line-height:1.45}.ticket58 footer strong{display:block;font-size:11px}@media print{body.ticket-page{background:#fff;padding:0}.ticket-actions{display:none}.ticket58{box-shadow:none;margin:0;width:58mm;padding:3mm 4mm}@page{size:58mm auto;margin:0}}@media(max-width:860px){.topbar{height:auto;flex-wrap:wrap;padding:10px 14px;gap:8px}.topbar nav{order:3;width:100%;overflow:auto}.topbar nav a{white-space:nowrap}.page{padding:16px}.pos-grid,.two-col{grid-template-columns:1fr}.cart-panel{position:static}.product-list{grid-template-columns:repeat(2,minmax(0,1fr))}.two-fields{grid-template-columns:1fr}.userbox span{display:none}}@media(max-width:480px){.brand img{width:125px}.product-list{grid-template-columns:1fr}.page-head h1{font-size:24px}.ticket-page{padding:10px}.ticket-actions{max-width:none}}