:root{--brand:#0f766e;--bg:#f4f5f7;--card:#fff;--text:#111827;--muted:#6b7280;--line:#e5e7eb;--bad:#dc2626;--good:#15803d;--warn:#b45309;--r:12px;--side:248px}
[hidden]{display:none!important}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:14.5px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans",sans-serif;background:var(--bg);color:var(--text)}
a{color:var(--brand);text-decoration:none}
h1,h2,h3{line-height:1.25}
h3{margin:0 0 12px;font-size:16px;display:flex;justify-content:space-between;align-items:center}
h3 .more{font-size:13px;font-weight:500}
/* layout */
.side{position:fixed;inset:0 auto 0 0;width:var(--side);background:#0b1220;color:#cbd5e1;display:flex;flex-direction:column;z-index:50;transition:transform .2s}
.side .brand{display:flex;align-items:center;gap:10px;padding:16px;color:#fff;font-weight:700;font-size:16px;border-bottom:1px solid #1f2937}
.logo{width:32px;height:32px;border-radius:9px;background:var(--brand);display:grid;place-items:center;font-weight:800;flex:none}
.side nav{flex:1;overflow-y:auto;padding:8px}
.side nav a{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:9px;color:#cbd5e1;font-size:14px}
.side nav a:hover{background:#111a2e;color:#fff}
.side nav a.on{background:var(--brand);color:#fff}
.side nav a svg{flex:none;opacity:.85}
.badge{margin-left:auto;background:#f59e0b;color:#111;border-radius:10px;font-size:11px;padding:0 7px}
.side-foot{padding:12px 16px;border-top:1px solid #1f2937;font-size:13px;display:grid;gap:6px}
.side-foot a,.side-foot .link{color:#94a3b8}
.main{margin-left:var(--side);min-height:100vh}
.top{position:sticky;top:0;z-index:20;background:rgba(244,245,247,.92);backdrop-filter:blur(8px);display:flex;align-items:center;gap:10px;padding:10px 20px;border-bottom:1px solid var(--line)}
.top h1{font-size:19px;margin:0;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.top-act{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.btn.install-btn{background:#ecfdf3;color:#067647;border-color:#a6f4c5}
.btn.site-btn{color:var(--brand);border-color:color-mix(in srgb,var(--brand) 40%,#fff)}
.burger{display:none;cursor:pointer;color:var(--text)}
.wrap{padding:16px 20px 40px;max-width:1280px}
.scrim{display:none}
.tabbar{display:none}
@media(max-width:900px){
  .side{transform:translateX(-100%)}
  #nav-t:checked~.side{transform:none}
  #nav-t:checked~.scrim{display:block;position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:40}
  .main{margin-left:0;padding-bottom:70px}
  .burger{display:flex}
  .top{padding:8px 12px}.top h1{font-size:17px}
  .top-act .btn{padding:6px 10px;min-height:34px;font-size:13px}
  .site-btn span{display:none}
  .install-btn span{display:none}
  .wrap{padding:12px 12px 24px}
  .tabbar{display:flex;position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);z-index:30;padding-bottom:env(safe-area-inset-bottom)}
  .tabbar a,.tabbar label{flex:1;display:flex;flex-direction:column;align-items:center;font-size:11px;color:var(--muted);padding:6px 0;cursor:pointer;gap:1px}
  .tabbar .pos{color:#fff;background:var(--brand);border-radius:14px;margin:4px;padding:4px 0}
}
/* components */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px;margin-bottom:14px}
.narrow{max-width:520px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid #d1d5db;background:#fff;color:var(--text);padding:8px 14px;border-radius:9px;font:inherit;font-weight:600;cursor:pointer;min-height:40px;white-space:nowrap;text-decoration:none}
.btn:hover{border-color:#9ca3af}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.danger{color:var(--bad);border-color:#fecaca}
.btn.sm{padding:4px 10px;min-height:32px;font-size:13px}
.btn.block{width:100%}
.btn:disabled{opacity:.6}
.link{background:none;border:0;padding:0;font:inherit;color:var(--brand);cursor:pointer}
.link.danger,.danger{color:var(--bad)}
.inline{display:inline}
.row-btns{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
label{display:block;font-size:13px;font-weight:600;color:#374151;margin-bottom:10px}
input,select,textarea{display:block;width:100%;margin-top:4px;padding:9px 11px;border:1px solid #d1d5db;border-radius:9px;font:inherit;font-weight:400;background:#fff;color:var(--text);min-height:40px}
input:focus,select:focus,textarea:focus{outline:2px solid var(--brand);outline-offset:-1px;border-color:transparent}
input[type=checkbox],input[type=radio]{width:auto;min-height:0;display:inline;margin:0 6px 0 0}
input[type=color]{padding:2px;height:40px}
label.check{display:flex;align-items:center;font-weight:500}
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:0 14px}
.form-grid .span2{grid-column:1/-1}
.form-inline{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.form-inline input,.form-inline select{width:auto;flex:1;min-width:120px;margin:0}
.form-inline label.check{margin:0}
.sub-form{border-top:1px dashed var(--line);margin-top:14px;padding-top:14px}
.inrow{display:flex;gap:8px;align-items:flex-end}
.inrow>*{flex:1}
.inrow .btn{flex:none}
.small{font-size:12.5px}.muted{color:var(--muted)}
.good-t{color:var(--good)}.bad-t{color:var(--bad)}.warn{color:var(--warn)}
.flash{display:block;padding:11px 14px;border-radius:10px;margin-bottom:14px;font-weight:600;background:#ecfdf5;color:#065f46;border:1px solid #a7f3d0}
.flash.err{background:#fef2f2;color:#991b1b;border-color:#fecaca}
.flash.warn{background:#fffbeb;color:#92400e;border-color:#fde68a}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:10px;margin-bottom:14px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:12px 14px;display:flex;flex-direction:column;gap:2px;min-width:0}
.stat span{font-size:12.5px;color:var(--muted)}
.stat b{font-size:20px;letter-spacing:-.01em;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.stat small{font-size:12px;color:var(--muted)}
.stat.brand{border-left:4px solid var(--brand)}.stat.net{border:2px solid currentColor}.stat.good.net{color:var(--good)}.stat.bad.net{color:var(--bad)}.stat.net span,.stat.net small{color:var(--muted)}
a.bar{color:inherit;text-decoration:none}.stat.good b{color:var(--good)}.stat.bad b{color:var(--bad)}
@media(max-width:600px){.stats{grid-template-columns:1fr 1fr}.stat b{font-size:17px}}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.grid2>.card{margin-bottom:0}
.grid2+.card,.grid2+.grid2{margin-top:14px}
@media(max-width:900px){.grid2{grid-template-columns:1fr}}
.tscroll{overflow-x:auto}
.tbl{width:100%;border-collapse:collapse}
.tbl th{text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.03em;color:var(--muted);font-weight:600;padding:8px;border-bottom:1px solid var(--line);white-space:nowrap}
.tbl td{padding:9px 8px;border-bottom:1px solid #f0f1f3;vertical-align:middle}
.tbl tfoot td{border-top:2px solid var(--line);border-bottom:0}
.tbl .r,.r{text-align:right}
.tbl td.r{white-space:nowrap}
.tbl tr.void td{opacity:.45;text-decoration:line-through}
.tbl tr.void td a{text-decoration:line-through}
.pnl td{font-size:15px}.pnl .sub td{font-weight:700;background:#f9fafb}.pnl .ind{padding-left:24px;color:var(--muted)}.pnl .total td{font-size:18px;font-weight:800;border-top:2px solid var(--text)}
.pill{display:inline-block;padding:1px 9px;border-radius:20px;background:#f3f4f6;font-size:12.5px;font-weight:600;color:#374151;white-space:nowrap}
.pill.bad{background:#fee2e2;color:var(--bad)}
.pill.ok{background:#dcfce7;color:#166534}
.st-received{background:#e0f2fe;color:#075985}.st-in_progress{background:#ede9fe;color:#5b21b6}.st-ready{background:#dcfce7;color:#166534}
.btn.wa-btn{background:#25d366;border-color:#25d366;color:#fff}
.st-pending{background:#fef3c7;color:#92400e}.st-confirmed{background:#dbeafe;color:#1e40af}.st-dispatched{background:#ede9fe;color:#5b21b6}.st-delivered{background:#dcfce7;color:#166534}.st-cancelled{background:#fee2e2;color:#991b1b}
.chips{display:flex;gap:6px;overflow-x:auto;margin-bottom:12px;scrollbar-width:none}
.chip{padding:5px 12px;border-radius:20px;background:#fff;border:1px solid var(--line);font-size:13px;color:var(--text);white-space:nowrap;cursor:pointer}
.chip.on{background:var(--brand);color:#fff;border-color:var(--brand)}
.filter{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px;align-items:center}
.filter input,.filter select{width:auto;margin:0;flex:1;min-width:130px}
.filter input[type=date]{flex:0 1 160px}
.filter label.check{margin:0}
.pager{display:flex;gap:10px;align-items:center;justify-content:center;margin:10px 0}
.kv{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-bottom:14px}
.kv span{display:block;font-size:12px;color:var(--muted)}
.seg{display:inline-flex;background:#f3f4f6;border-radius:10px;padding:3px;margin-bottom:12px;flex-wrap:wrap}
.seg label{margin:0;cursor:pointer}
.seg input{position:absolute;opacity:0}
.seg span{display:block;padding:6px 12px;border-radius:8px;font-weight:600;font-size:13px}
.seg input:checked+span{background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.12);color:var(--brand)}
.pcell{display:flex;gap:10px;align-items:center}
.pcell img,.noimg{width:40px;height:40px;border-radius:8px;object-fit:cover;background:#f3f4f6;flex:none}
.thumb{width:64px;height:64px;object-fit:cover;border-radius:8px;margin-top:6px}
/* chart */
.bars{display:flex;align-items:flex-end;gap:4px;height:170px;padding-top:6px}
.bar{flex:1;display:flex;flex-direction:column;align-items:center;height:100%;justify-content:flex-end}
.bar i{width:100%;background:color-mix(in srgb,var(--brand) 30%,#fff);border-radius:4px 4px 0 0;display:flex;align-items:flex-end;min-height:2px}
.bar em{width:100%;background:var(--brand);border-radius:4px 4px 0 0}
.bar small{font-size:10px;color:var(--muted);margin-top:3px}
.legend{font-size:12px;color:var(--muted);margin:8px 0 0}
.legend span{display:inline-block;width:10px;height:10px;border-radius:2px;margin:0 4px 0 10px;vertical-align:middle}
.legend .k1{background:color-mix(in srgb,var(--brand) 30%,#fff)}.legend .k2{background:var(--brand)}
.hbar{position:relative;display:flex;justify-content:space-between;padding:7px 8px;margin-bottom:5px;font-size:13.5px}
.hbar i{position:absolute;inset:0 auto 0 0;background:color-mix(in srgb,var(--brand) 14%,transparent);border-radius:6px;z-index:-1}
.hbar{z-index:0}
/* auth */
.auth{display:grid;place-items:center;min-height:100vh;padding:16px}
.auth-card{width:100%;max-width:400px}
.auth-card h2{margin:0}
/* POS */
.pos{display:grid;grid-template-columns:1fr 380px;gap:14px;align-items:start}
.pos-search input{font-size:16px;padding:12px 14px;margin:0 0 10px}
.pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:8px;max-height:calc(100vh - 210px);overflow-y:auto;padding-bottom:6px}
.pi{background:#fff;border:1px solid var(--line);border-radius:10px;padding:8px;cursor:pointer;text-align:left;font:inherit;display:flex;flex-direction:column;gap:3px;min-height:92px;user-select:none}
.pi:active{transform:scale(.97);border-color:var(--brand)}
.pi img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:6px;background:#f3f4f6}
.pi .n{font-size:13px;font-weight:600;line-height:1.25;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pi .p{color:var(--brand);font-weight:700;font-size:13.5px}
.pi .s{font-size:11px;color:var(--muted)}.pi .s.lo{color:var(--bad)}
.pos-right{position:sticky;top:64px;margin:0}
.cart{max-height:38vh;overflow-y:auto;margin:-4px -4px 8px;padding:4px}
.cl{display:grid;grid-template-columns:1fr auto;gap:4px 8px;padding:8px 0;border-bottom:1px solid #f0f1f3}
.cl .n{font-weight:600;font-size:13.5px}
.cl .ctl{display:flex;gap:4px;align-items:center}
.cl .ctl input{width:64px;min-height:32px;padding:4px 6px;margin:0;text-align:center}
.cl .ctl button{width:32px;height:32px;border:1px solid #d1d5db;background:#fff;border-radius:8px;font-size:16px;cursor:pointer}
.cl .amt{text-align:right;font-weight:700}
.cl .x{color:var(--bad);background:none;border:0;cursor:pointer;font-size:12px}
.pos-tot .trow{display:flex;justify-content:space-between;align-items:center;padding:4px 0}
.pos-tot .trow input{width:120px;margin:0;text-align:right}
.pos-tot .big{font-size:22px;border-top:1px solid var(--line);margin-top:4px;padding-top:8px}
.pos-tot .big b{color:var(--brand)}
.pos-tot .lbl{margin:8px 0 0}
.pos-tot .btn.block{margin-top:10px;min-height:48px;font-size:16px}
.pos-tot details{margin-top:8px}
.pos-bar{display:none}
@media(max-width:900px){
  .pos{grid-template-columns:1fr}
  .pgrid{max-height:none;grid-template-columns:repeat(auto-fill,minmax(105px,1fr))}
  .pos-right{position:static}
  .cart{max-height:none}
  .pos-bar{display:flex;position:fixed;left:8px;right:8px;bottom:64px;background:#111827;color:#fff;border-radius:12px;padding:8px 8px 8px 14px;align-items:center;gap:12px;z-index:25;box-shadow:0 6px 20px rgba(0,0,0,.25)}
  .pos-bar>b{margin-left:auto;font-size:17px}
  .pos-bar.hide{display:none}
}
/* purchase picker */
.picker{position:relative;margin:10px 0}
.picker input{font-size:15px}
.picker-list{position:absolute;left:0;right:0;top:46px;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 10px 25px rgba(0,0,0,.12);max-height:300px;overflow-y:auto;z-index:10}
.picker-list:empty{display:none}
.picker-list div{padding:9px 12px;cursor:pointer;border-bottom:1px solid #f3f4f6}
.picker-list div:hover,.picker-list div.hl{background:#f0fdfa}
#pitems input{width:100px;margin:0 0 0 auto;text-align:right;min-height:34px;padding:4px 8px}
/* receipt */
.receipt-body{background:#fff}
.receipt{width:76mm;max-width:100%;margin:0 auto;padding:8px;font:12.5px/1.35 ui-monospace,Menlo,Consolas,monospace;color:#000}
.receipt h2{text-align:center;margin:4px 0;font-size:17px}
.receipt .c{text-align:center}
.receipt table{width:100%;border-collapse:collapse;margin:6px 0}
.receipt th{border-bottom:1px dashed #000;text-align:left;font-weight:700}
.receipt td,.receipt th{padding:2px 0}
.receipt .tot{border-top:1px dashed #000}
.receipt .big td{font-size:15px;font-weight:700}
@media print{
  .side,.top,.tabbar,.noprint,.filter,.chips,.pos-bar,.row-btns,form.card{display:none!important}
  .main{margin:0}.wrap{padding:0}.card{border:0;padding:0}
  body{background:#fff}
  @page{margin:6mm}
}
.pay-type{display:flex;margin:8px 0 2px}.pay-type label{flex:1}.pay-type span{text-align:center}
.pay-type input[value=credit]:checked+span{color:var(--bad)}
.walkin{margin-top:6px}.walkin .inrow input{margin:0}.walkin small{display:block;margin-top:3px;font-size:11.5px}
.offline-bar{border:0;cursor:pointer;font-family:inherit;position:fixed;left:50%;top:8px;transform:translateX(-50%);z-index:80;background:#b45309;color:#fff;padding:7px 14px;border-radius:20px;font-weight:700;font-size:13px;box-shadow:0 4px 14px rgba(0,0,0,.2)}
.offline-bar.sync{background:var(--brand)}
.sn-in{display:block;width:100%;margin-top:6px;font-family:ui-monospace,Menlo,monospace;font-size:13px;min-height:52px}
.bc-row{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin:8px 0}
.ob-panel{position:fixed;left:50%;top:48px;transform:translateX(-50%);width:min(460px,94vw);max-height:70vh;overflow:auto;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 40px rgba(0,0,0,.25);z-index:90;padding:12px}
.ob-h{display:flex;align-items:center;gap:8px;margin-bottom:8px}.ob-h b{flex:1}
.ob-r{display:flex;justify-content:space-between;gap:10px;padding:8px 0;border-top:1px solid #f0f1f3;font-size:13.5px}.ob-r.bad{color:var(--bad)}
.vline-add{background:#f8fafc;border:1px solid var(--line);border-radius:10px;padding:12px;margin:10px 0}
.vbal{display:grid;grid-template-columns:1fr 1fr 1fr 1.4fr auto;gap:10px;align-items:end;margin-top:6px}
.vbal>div>span{display:block;font-size:12px;color:var(--muted)}.vbal>div>b{display:block;font-size:15px;padding:9px 0}
.vbal label{margin:0}.vbal-btns{display:flex;gap:6px;align-items:center}
#vnew{color:var(--brand)}
@media(max-width:900px){.vbal{grid-template-columns:1fr 1fr}.vbal-btns{grid-column:1/-1}}
.sn-modal{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:95;display:grid;place-items:center;padding:16px}
.sn-box{background:#fff;border-radius:12px;padding:14px;width:min(480px,100%);max-height:80vh;overflow:auto}
.sn-box input{margin:8px 0;font-size:16px}.sn-list{display:flex;flex-wrap:wrap;gap:6px}.sn-list .btn{font-family:ui-monospace,Menlo,monospace}
.sn-chips{display:flex;flex-wrap:wrap;gap:4px;margin:3px 0}.sn-chips span{background:#eef2fb;color:var(--brand);border-radius:6px;padding:1px 6px;font:12px ui-monospace,Menlo,monospace}
.sn-chips button{border:0;background:none;color:var(--bad);cursor:pointer;padding:0 2px}
.cl .ctl input[data-f=price]{width:96px}
.pos-tot .inrow .btn{flex:1}
.pi.out{opacity:.5;background:#f8f8f8}

/* demo hub */
.demo-bar{background:#fff7e6;border-bottom:1px solid #fde3a7;color:#7a4b00;font-size:13px;padding:7px 16px;display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.demo-bar a{font-weight:600;color:#7a4b00}
.demo-bar a:last-child{margin-left:auto}
.demo-bar .demo-wa{background:#16a34a;color:#fff;padding:4px 12px;border-radius:99px;margin-left:auto}
.demo-bar .demo-wa + a{margin-left:0}
.demo-login{border:1px dashed #fdb022;background:#fffaeb;border-radius:12px;padding:12px;margin-bottom:14px;font-size:14px}
.demo-login .btn{margin-top:8px}