/* VQ POS — clean retail theme */
:root{
  --accent:#d9a441;
  --bg:#0b0b0e;
  --brand:#d9a441;
  --brand-dark:#b9862f;
  --danger:#e5484d;
  --font-body:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --font-display:'Space Grotesk','Inter',system-ui,sans-serif;
  --font-mono:'IBM Plex Mono',ui-monospace,monospace;
  --ink:#ece7db;
  --line:rgba(236,231,219,.12);
  --muted:#a39e93;
  --panel:#141417;
  --panel2:#1c1c21;
  --radius:3px;
  --warn:#d9a441;
  --font-body:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --font-display:'Space Grotesk','Inter',system-ui,sans-serif;
  --font-mono:'IBM Plex Mono',ui-monospace,monospace;
}
*{box-sizing:border-box;}
body{margin:0;font-family:var(--font-body);background:var(--bg);color:var(--ink);}
.hidden{display:none!important;}
.muted{color:var(--muted);} .tiny{font-size:12px;}
.input{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:3px;font-size:15px;background:var(--panel);}
.input:focus{outline:2px solid var(--brand);border-color:var(--brand);}
.input.small{width:90px;padding:7px 9px;}
.input.big{font-size:22px;font-weight:700;}
label{display:block;font-size:13px;font-weight:600;color:var(--muted);margin:10px 0 4px;}
.btn{padding:10px 16px;border:1px solid var(--line);border-radius:3px;background:var(--panel);font-size:15px;cursor:pointer;}
.btn:hover{filter:brightness(.96);}
.btn.primary{background:var(--brand);border-color:var(--brand);color:var(--ink);font-weight:700;}
.btn.primary:hover{background:var(--brand-dark);}
.btn.big{font-size:18px;padding:14px 22px;}
.btn.full{width:100%;margin-top:12px;}
.btn.small{padding:6px 10px;font-size:13px;}
.btn.danger-outline{background:var(--panel);border-color:var(--danger);color:var(--danger);}
.btn-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px;}
.row{display:flex;align-items:center;gap:10px;margin:8px 0;}
.row label{margin:0;min-width:110px;}

/* login */
.overlay{position:fixed;inset:0;background:rgba(20,28,38,.55);display:flex;align-items:center;justify-content:center;z-index:100;padding:16px;}
.login-card{background:var(--panel);border-radius:3px;padding:32px;width:340px;text-align:center;box-shadow:none;}
.login-card h1{margin:6px 0 2px;}
.login-logo{font-size:48px;}
.pin-display{font-size:26px;letter-spacing:10px;margin:14px 0;}
.pinpad{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:10px 0;}
.pinpad button{padding:14px;font-size:20px;border-radius:3px;border:1px solid var(--line);background:var(--panel2);cursor:pointer;}
.pinpad button:hover{background:var(--panel2);}
.pinpad .pin-clear{background:var(--panel2);}
.login-msg{min-height:20px;color:var(--danger);font-weight:600;}

/* topbar */
.topbar{display:flex;align-items:center;gap:16px;background:var(--panel);color:var(--ink);padding:10px 18px;position:sticky;top:0;z-index:50;}
.brand{font-size:20px;font-weight:800;white-space:nowrap;}
.tabs{display:flex;gap:6px;}
.tab{background:transparent;border:1px solid transparent;color:#cdd8e1;padding:9px 16px;border-radius:3px;font-size:15px;cursor:pointer;}
.tab:hover{background:#22303f;}
.tab.active{background:var(--brand);color:var(--ink);font-weight:700;}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:10px;}
.clock{color:#9fb0bf;font-size:14px;}
.user-badge{background:#22303f;padding:6px 12px;border-radius:3px;font-size:13px;}

/* screens */
.screen{height:calc(100vh - 58px);overflow:hidden;}
.page{max-width:1100px;margin:0 auto;padding:22px;height:100%;overflow-y:auto;}
.page.narrow{max-width:640px;}
.page-head{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;margin-bottom:14px;}
.page-head-actions{display:flex;gap:8px;align-items:center;}
.page-head-actions .input{width:200px;}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px;margin-bottom:16px;}
.card h3{margin:0 0 10px;}
.table-wrap{overflow-x:auto;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);}
.table{width:100%;border-collapse:collapse;font-size:14px;}
.table th,.table td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap;}
.table th{background:var(--panel2);color:var(--muted);font-size:12px;text-transform:uppercase;}
.table tr.low td{background:var(--panel2);}
.icon-btn{border:none;background:none;font-size:16px;cursor:pointer;padding:4px 8px;border-radius:3px;}
.icon-btn:hover{background:var(--panel2);}
.lowstock-banner{background:var(--panel2);border:1px solid var(--line);border-radius:3px;padding:10px 14px;margin-bottom:12px;color:color-mix(in srgb, #8a6d00 55%, #ece7db);}

/* sale layout */
.sale-layout{display:flex;height:100%;}
.tiles-pane{flex:1;display:flex;flex-direction:column;padding:14px;overflow:hidden;}
.tiles-toolbar{margin-bottom:10px;}
.cat-tabs{display:flex;gap:6px;overflow-x:auto;margin-top:8px;padding-bottom:4px;}
.cat-tab{padding:8px 14px;border:1px solid var(--line);border-radius:3px;background:var(--panel);cursor:pointer;white-space:nowrap;font-size:14px;}
.cat-tab.active{background:var(--panel);color:var(--ink);border-color:var(--panel);}
.tile-grid{flex:1;overflow-y:auto;display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;align-content:start;padding-bottom:20px;}
.tile{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px 10px;text-align:center;cursor:pointer;transition:transform .06s;position:relative;}
.tile:hover{transform:translateY(-2px);box-shadow:none;}
.tile:active{transform:scale(.97);}
.tile .t-name{font-weight:700;font-size:14px;min-height:38px;display:flex;align-items:center;justify-content:center;}
.tile .t-price{font-size:18px;font-weight:800;color:var(--brand-dark);margin-top:4px;}
.tile .t-stock{font-size:12px;color:var(--muted);margin-top:2px;}
.tile .t-low{position:absolute;top:6px;right:6px;background:var(--warn);color:color-mix(in srgb, #5d4300 55%, #ece7db);font-size:11px;font-weight:700;padding:2px 8px;border-radius:3px;}
.tile.out{opacity:.45;cursor:not-allowed;}
.tile.out .t-stock{color:var(--danger);font-weight:700;}
.empty-tiles{grid-column:1/-1;text-align:center;color:var(--muted);padding:40px;}

.cart-pane{width:380px;background:var(--panel);border-left:1px solid var(--line);display:flex;flex-direction:column;padding:14px;}
.cart-customer{display:flex;gap:8px;margin-bottom:8px;}
.cart-lines{flex:1;overflow-y:auto;border:1px solid var(--line);border-radius:3px;padding:8px;min-height:120px;}
.cart-line{display:flex;align-items:center;gap:8px;padding:8px;border-bottom:1px solid var(--line);}
.cart-line:last-child{border-bottom:none;}
.cl-info{flex:1;min-width:0;}
.cl-name{font-weight:600;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.cl-price{font-size:12px;color:var(--muted);}
.cl-disc{font-size:12px;color:var(--accent);cursor:pointer;}
.cl-disc:hover{text-decoration:underline;}
.qty{display:flex;align-items:center;gap:4px;}
.qty button{width:26px;height:26px;border:1px solid var(--line);border-radius:3px;background:var(--panel2);cursor:pointer;font-size:15px;}
.cl-total{font-weight:700;min-width:64px;text-align:right;}
.cl-x{border:none;background:none;color:var(--danger);cursor:pointer;font-size:15px;}
.cart-empty{text-align:center;color:var(--muted);padding:30px 10px;}
.cart-controls{border-top:1px solid var(--line);padding-top:6px;}
.seg{display:flex;border:1px solid var(--line);border-radius:3px;overflow:hidden;}
.seg-btn{border:none;background:var(--panel);padding:7px 14px;cursor:pointer;font-size:13px;}
.seg-btn.active{background:var(--panel);color:var(--ink);}
.cart-totals{border-top:1px solid var(--line);margin-top:8px;padding-top:8px;font-size:14px;}
.tot-row{display:flex;justify-content:space-between;padding:2px 0;}
.tot-row.grand{font-size:20px;font-weight:800;padding-top:6px;}
.tot-row .neg{color:var(--danger);}
.cart-actions{display:flex;gap:8px;margin-top:10px;}
.cart-actions .big{flex:1;}

/* modals */
.modal{background:var(--panel);border-radius:3px;width:440px;max-width:94vw;max-height:92vh;overflow-y:auto;padding:22px;box-shadow:none;}
.modal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px;}
.modal-head h2{margin:0;}
.x{border:none;background:color-mix(in srgb, #f0f2f5 16%, transparent);border-radius:50%;width:32px;height:32px;cursor:pointer;font-size:15px;}
.two-col{display:flex;gap:10px;}.two-col>div{flex:1;}
.checkout-total{font-size:18px;background:color-mix(in srgb, #f0f7f2 16%, transparent);border-radius:3px;padding:12px;text-align:center;margin:8px 0;}
.checkout-total strong{color:var(--brand-dark);font-size:26px;}
.pay-tabs{display:flex;gap:6px;margin:10px 0;}
.pay-tab{flex:1;padding:10px;border:1px solid var(--line);border-radius:3px;background:var(--panel);cursor:pointer;font-size:14px;}
.pay-tab.active{background:var(--panel);color:var(--ink);border-color:var(--panel);}
.denoms{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0;}
.denoms button{padding:8px 12px;border:1px solid var(--line);border-radius:3px;background:var(--panel2);cursor:pointer;font-weight:700;}
.change-row{font-size:18px;margin:10px 0;}
.change-row strong{color:var(--brand-dark);}
.change-row strong.under{color:var(--danger);}
.split-row{display:flex;gap:8px;margin-bottom:8px;}
.split-row select{padding:9px;border:1px solid var(--line);border-radius:3px;}
.split-row .input{flex:1;}

/* receipt */
.receipt{background:var(--panel);color:color-mix(in srgb, #000 55%, #ece7db);font-family:var(--font-body);font-size:13px;max-width:300px;margin:0 auto;padding:10px;}
.receipt h2,.receipt h3{font-family:var(--font-body);text-align:center;margin:4px 0;}
.receipt .r-center{text-align:center;}
.receipt hr{border:none;border-top:1px dashed #000;margin:8px 0;}
.receipt table{width:100%;border-collapse:collapse;}
.receipt td{padding:1px 0;vertical-align:top;}
.receipt .r-right{text-align:right;}
.receipt .r-total{font-size:16px;font-weight:bold;}

/* reports */
.kpi-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-bottom:16px;}
.kpi{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px;}
.kpi .k-label{font-size:12px;color:var(--muted);text-transform:uppercase;}
.kpi .k-val{font-size:24px;font-weight:800;margin-top:4px;}
.kpi .k-val.green{color:var(--brand-dark);}
.report-cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:12px;margin-bottom:16px;}
.bar-row{display:flex;align-items:center;gap:8px;margin:6px 0;font-size:14px;}
.bar-row .bar-label{min-width:90px;}
.bar-row .bar{height:10px;background:color-mix(in srgb, #e8eef3 16%, transparent);border-radius:5px;flex:1;overflow:hidden;}
.bar-row .bar>div{height:100%;background:var(--brand);}

@media print{
  body>*{display:none!important;}
  #receipt-modal{display:block!important;position:static;background:none;padding:0;}
  #receipt-modal .modal{box-shadow:none;max-height:none;width:auto;padding:0;}
  #receipt-modal .modal-head,.no-print{display:none!important;}
  .overlay{background:none;}
  .receipt{max-width:100%;font-size:14px;}
}

/* ===== vq reskin normalization (auto-generated) ===== */
body{font-family:var(--font-body);background:var(--bg);color:var(--ink);}
h1,h2,h3,h4,.brand,.logo{font-family:var(--font-body);}
button{font-family:var(--font-body);}

/* ===== mobile: stack sale tiles above cart (auto) ===== */
@media (max-width:720px){
  .sale-layout{flex-direction:column;overflow-y:auto;}
  .tiles-pane{overflow:visible;}
  .tile-grid{grid-template-columns:repeat(auto-fill,minmax(110px,1fr));}
  .cart-pane{width:100%;border-left:none;border-top:1px solid var(--line);}
  .screen{height:auto;min-height:calc(100vh - 58px);}
}