:root{
  --bg:#f3f4f6; --panel:#fff; --ink:#18212b; --muted:#5f6b78; --line:#dde2e8; --line2:#eef1f4;
  --brand:#13426b; --brand-2:#1d5b91; --brand-soft:#e7eff7;
  --accent:#e8791d; --accent-soft:#fff1e3;
  --ok:#1d7a46; --ok-soft:#e5f4ec; --warn:#a96300; --warn-soft:#fff4dc; --bad:#b42318; --bad-soft:#fdecea;
  --radius:10px; --mono: ui-monospace, "Cascadia Mono", Consolas, "SF Mono", Menlo, monospace;
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  color:var(--ink); font-size:14px;
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg)}
a{color:var(--brand-2);text-decoration:none}
a:hover{text-decoration:underline}
.app{display:flex;min-height:100vh}
.side{width:232px;flex:none;background:#0f2133;color:#c9d4df;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;overflow:auto}
.brand{display:flex;gap:10px;align-items:center;padding:18px 16px 14px;border-bottom:1px solid #1d3247}
.brand b{color:#fff;font-size:16px;display:block}
.brand small{color:#8aa0b4;font-size:11.5px}
.logo{width:34px;height:34px;border-radius:8px;background:var(--accent);color:#fff;display:grid;place-items:center;font-weight:800;letter-spacing:.5px}
nav{padding:8px 8px 16px;display:flex;flex-direction:column;gap:1px}
nav .grp{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#6f8599;padding:14px 10px 4px}
nav a{color:#d3dde7;padding:8px 10px;border-radius:7px;display:flex;align-items:center;gap:8px}
nav a:hover{background:#18324b;text-decoration:none}
nav a.on{background:#1f4466;color:#fff;font-weight:600}
nav a.pda::after,.pda-dot{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent);display:inline-block;margin-left:auto}
.pda-dot{margin:0 4px 0 0}
.side-foot{margin-top:auto;padding:12px 16px;font-size:11.5px;color:#7f93a6;border-top:1px solid #1d3247}
.body{flex:1;min-width:0;display:flex;flex-direction:column}
.top{display:flex;align-items:center;gap:14px;padding:12px 24px;background:var(--panel);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.top h1{font-size:18px;margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.hamb{display:none;border:0;background:none;font-size:22px;cursor:pointer}
.quick{margin-left:auto;flex:0 1 340px}
.quick input{width:100%;padding:8px 12px;border:1px solid var(--line);border-radius:8px;background:#f8f9fb}
.who{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--muted)}
.who select{padding:7px 8px;border-radius:8px;border:1px solid var(--line);font-size:13px}
main{padding:20px 24px 60px;max-width:1500px;width:100%}

/* building blocks */
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g-side{grid-template-columns:minmax(0,1fr) 380px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px}
.card h2{font-size:15px;margin:0 0 12px;display:flex;align-items:center;gap:8px}
.card h2 .sp{margin-left:auto}
.card h3{font-size:13.5px;margin:14px 0 8px}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;margin-bottom:16px}
.kpi{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px}
.kpi .l{font-size:12px;color:var(--muted)}
.kpi .v{font-size:24px;font-weight:700;margin-top:4px;font-variant-numeric:tabular-nums}
.kpi .s{font-size:12px;color:var(--muted)}
.kpi.warn .v{color:var(--warn)} .kpi.bad .v{color:var(--bad)}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.row.end{justify-content:flex-end}
.sp{flex:1}
.muted{color:var(--muted)} .small{font-size:12px}
.mono{font-family:var(--mono)}
.right{text-align:right} .center{text-align:center}
.mt{margin-top:14px} .mb{margin-bottom:14px}
hr{border:0;border-top:1px solid var(--line);margin:14px 0}

.btn{border:1px solid var(--line);background:#fff;color:var(--ink);padding:8px 14px;border-radius:8px;cursor:pointer;font:inherit;font-weight:600;white-space:nowrap}
.btn:hover{border-color:#b9c2cc;text-decoration:none}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{background:var(--brand-2)}
.btn.accent{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.danger{color:var(--bad);border-color:#efc2bd}
.btn.sm{padding:5px 10px;font-size:12.5px}
.btn.lg{padding:13px 20px;font-size:16px}
.btn:disabled{opacity:.5;cursor:not-allowed}
a.btn{display:inline-block}

input,select,textarea{font:inherit;padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:2px solid #9cc0e3;outline-offset:0;border-color:#9cc0e3}
textarea{width:100%;min-height:150px;font-family:var(--mono);font-size:12.5px}
label.f{display:flex;flex-direction:column;gap:4px;font-size:12px;color:var(--muted)}
label.f input,label.f select{font-size:14px;color:var(--ink)}
.form{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;align-items:end}

table.t{width:100%;border-collapse:collapse;font-size:13px}
.t th{text-align:left;font-weight:600;color:var(--muted);font-size:12px;padding:8px 8px;border-bottom:1px solid var(--line);background:#fafbfc;position:sticky;top:0}
.t td{padding:7px 8px;border-bottom:1px solid var(--line2);vertical-align:middle}
.t tr:hover td{background:#fafcff}
.t td.num,.t th.num{text-align:right;font-variant-numeric:tabular-nums}
.t tr.click{cursor:pointer}
.t tr.done td{color:#7c8894;background:#f7faf8}
.t tr.hl td{background:var(--accent-soft)}
.scroll{max-height:560px;overflow:auto;border:1px solid var(--line);border-radius:8px}
.scroll .t th{z-index:1}

.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11.5px;font-weight:600;background:#eef1f4;color:#46525e;white-space:nowrap}
.badge.ok{background:var(--ok-soft);color:var(--ok)}
.badge.warn{background:var(--warn-soft);color:var(--warn)}
.badge.bad{background:var(--bad-soft);color:var(--bad)}
.badge.info{background:var(--brand-soft);color:var(--brand)}
.badge.acc{background:var(--accent-soft);color:#b5560a}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:5px 12px;cursor:pointer;font-size:12.5px}
.chip.on{background:var(--brand);color:#fff;border-color:var(--brand)}
.bar{height:8px;background:#e9edf1;border-radius:6px;overflow:hidden;min-width:80px}
.bar>i{display:block;height:100%;background:var(--ok)}
.bar.w>i{background:var(--accent)}
.alert{padding:10px 14px;border-radius:8px;margin:10px 0;font-size:13.5px}
.alert.bad{background:var(--bad-soft);color:var(--bad);border:1px solid #f3c7c2}
.alert.warn{background:var(--warn-soft);color:#7d4a00;border:1px solid #f1d9a4}
.alert.ok{background:var(--ok-soft);color:var(--ok);border:1px solid #bfe3cf}
.alert.info{background:var(--brand-soft);color:var(--brand);border:1px solid #cddcec}
.alert ul{margin:6px 0 0;padding-left:18px}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:12px}
.tabs button{border:0;background:none;padding:8px 12px;cursor:pointer;font:inherit;color:var(--muted);border-bottom:2px solid transparent}
.tabs button.on{color:var(--brand);border-bottom-color:var(--brand);font-weight:600}
.empty{padding:28px;text-align:center;color:var(--muted)}

/* PDA screens */
.pda-wrap{max-width:760px}
.scan{display:flex;gap:8px;align-items:stretch}
.scan input{flex:1;font-size:20px;padding:14px 16px;border:2px solid var(--brand);border-radius:10px;font-family:var(--mono);letter-spacing:.02em}
.scan input.flash-bad{border-color:var(--bad);background:var(--bad-soft)}
.scan input.flash-ok{border-color:var(--ok);background:var(--ok-soft)}
.scan-hint{font-size:12px;color:var(--muted);margin:6px 2px 0}
.big-loc{font-family:var(--mono);font-size:42px;font-weight:800;letter-spacing:.02em;color:var(--brand)}
.big-code{font-family:var(--mono);font-size:24px;font-weight:700}
.task{border:2px solid var(--brand);border-radius:12px;padding:16px;background:#fff}
.task .qty{font-size:40px;font-weight:800;color:var(--accent)}
.line-card{border:1px solid var(--line);border-radius:10px;padding:12px;margin-bottom:10px;background:#fff}
.line-card.active{border:2px solid var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}
.line-card.done{opacity:.6;background:#f6faf7}
.line-card .code{font-family:var(--mono);font-weight:700;font-size:17px}
.qty-in{width:110px;font-size:18px;text-align:right;padding:8px}
.pkgs{display:flex;gap:6px;flex-wrap:wrap}
.pkg{border:1px solid var(--line);border-radius:8px;padding:6px 10px;font-size:12.5px;background:#fff}
.pkg.ok{border-color:#a7d7bb;background:var(--ok-soft);color:var(--ok);font-weight:600}
.pkg.now{border:2px solid var(--accent)}
.sug{display:flex;gap:6px;flex-wrap:wrap;margin-top:6px}
.sug button{border:1px dashed var(--brand-2);background:var(--brand-soft);color:var(--brand);border-radius:7px;padding:5px 9px;cursor:pointer;font-family:var(--mono);font-size:13px}
.sug small{font-family:inherit;color:var(--muted);display:block;font-size:10.5px}

#toasts{position:fixed;right:16px;bottom:16px;display:flex;flex-direction:column;gap:8px;z-index:50}
.toast{background:#18212b;color:#fff;padding:10px 14px;border-radius:8px;box-shadow:0 6px 20px rgba(0,0,0,.18);max-width:420px;font-size:13.5px}
.toast.bad{background:var(--bad)} .toast.ok{background:var(--ok)} .toast.warn{background:#8a5300}

/* print */
.print-bar{display:none}
body.printing .side,body.printing .top{display:none}
body.printing{background:#fff}
body.printing main{padding:0;max-width:none}
body.printing .print-bar{display:flex;gap:8px;align-items:center;position:fixed;top:10px;right:10px;background:#fff;border:1px solid var(--line);padding:8px;border-radius:10px;z-index:30;box-shadow:0 4px 14px rgba(0,0,0,.1)}
.sheet-wrap{display:flex;flex-wrap:wrap;gap:12px;padding:16px}
.lbl{background:#fff;border:1px dashed #999;color:#000;overflow:hidden;page-break-after:always;break-after:page;font-family:Arial,sans-serif}
.lbl-pk{width:100mm;height:150mm;padding:5mm;display:flex;flex-direction:column}
.lbl-pk .hd{display:flex;justify-content:space-between;align-items:flex-start;border-bottom:2px solid #000;padding-bottom:2mm}
.lbl-pk .kien{font-size:26pt;font-weight:800;line-height:1}
.lbl-pk .qrbox{display:flex;gap:4mm;align-items:center;margin:3mm 0}
.lbl-pk .qrbox svg{width:38mm;height:38mm}
.lbl-pk table{width:100%;border-collapse:collapse;font-size:8.5pt}
.lbl-pk td,.lbl-pk th{border:1px solid #000;padding:1mm 1.5mm;text-align:left}
.lbl-loc{width:70mm;height:40mm;padding:3mm;display:flex;gap:3mm;align-items:center}
.lbl-loc svg{width:30mm;height:30mm;flex:none}
.lbl-loc .lc{font-size:17pt;font-weight:800;font-family:Arial,sans-serif;line-height:1.05}
.lbl-loc .it{font-size:9pt;margin-top:2mm;font-family:Consolas,monospace;word-break:break-all}
.a4{width:210mm;min-height:297mm;padding:12mm;background:#fff;color:#000;margin:16px auto;box-shadow:0 2px 12px rgba(0,0,0,.08);font-family:Arial,sans-serif;font-size:10pt;page-break-after:always;break-after:page}
.a4 h1{font-size:18pt;margin:0}
.a4 .hdr{display:flex;justify-content:space-between;gap:10mm;border-bottom:2px solid #000;padding-bottom:4mm;margin-bottom:4mm}
.a4 .hdr svg{width:32mm;height:32mm}
.a4 table{width:100%;border-collapse:collapse}
.a4 th,.a4 td{border:1px solid #000;padding:1.5mm 2mm;font-size:9.5pt;text-align:left}
.a4 th{background:#eee}
.a4 .meta td{border:0;padding:.8mm 2mm .8mm 0}
.a4 .sign{display:flex;justify-content:space-around;margin-top:14mm;text-align:center}
.a4 .sign div{width:50mm}
@media print{
  body.printing .print-bar{display:none}
  .lbl{border:0}
  .sheet-wrap{padding:0;gap:0;display:block}
  .a4{margin:0;box-shadow:none;width:auto;min-height:0}
}

@media (max-width:1100px){.g-side{grid-template-columns:1fr}.g3{grid-template-columns:1fr 1fr}}
@media (max-width:820px){
  .side{position:fixed;left:-260px;z-index:40;transition:left .2s;box-shadow:4px 0 24px rgba(0,0,0,.3)}
  .side.open{left:0}
  .hamb{display:block}
  .top{padding:10px 14px;gap:10px;flex-wrap:wrap}
  .quick{order:5;flex:1 1 100%}
  .who span{display:none}
  main{padding:14px 12px 60px}
  .g2,.g3{grid-template-columns:1fr}
  .big-loc{font-size:34px}
}

.t.nw td{white-space:nowrap}
.t th{white-space:nowrap}
textarea{white-space:pre;overflow-x:auto}
.scan input::placeholder{font-family:"Segoe UI",system-ui,Roboto,Arial,sans-serif;letter-spacing:0}
body.printing #toasts{display:none}
@media print{#toasts{display:none}}
.lbl-loc .it{font-size:8pt}
.t td.mono{white-space:nowrap}

/* user menu */
.me{position:relative}
.me-btn{display:flex;align-items:center;gap:8px;border:1px solid var(--line);background:#fff;border-radius:10px;padding:5px 10px;cursor:pointer;font:inherit;text-align:left}
.me-btn b{display:block;font-size:13px;white-space:nowrap}
.me-btn .badge{font-size:10.5px;padding:1px 6px}
.me-av{width:26px;height:26px;border-radius:50%;background:var(--brand-soft);color:var(--brand);display:grid;place-items:center;font-size:10px}
.me-menu{position:absolute;right:0;top:calc(100% + 6px);background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 8px 24px rgba(0,0,0,.12);min-width:180px;padding:6px;z-index:20;display:flex;flex-direction:column}
.me-menu[hidden]{display:none}
.me-menu a,.me-menu button{padding:8px 10px;border-radius:6px;text-align:left;border:0;background:none;font:inherit;color:var(--ink);cursor:pointer}
.me-menu a:hover,.me-menu button:hover{background:#f2f4f7;text-decoration:none}
@media (max-width:820px){.me-btn b{max-width:110px;overflow:hidden;text-overflow:ellipsis}.me-btn .badge{display:none}}
/* login */
.login-wrap{min-height:100vh;display:grid;grid-template-columns:1fr minmax(360px,480px);background:#0f2133}
.login-hero{color:#cdd8e3;padding:56px;display:flex;flex-direction:column;justify-content:center;gap:18px}
.login-hero h1{color:#fff;font-size:30px;margin:0;line-height:1.2}
.login-hero ul{margin:0;padding-left:18px;line-height:1.8}
.login-card{background:#fff;padding:44px 40px;display:flex;flex-direction:column;justify-content:center;gap:14px}
.login-card input{font-size:16px;padding:11px 12px}
.demo-acc{font-size:12.5px;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.demo-acc button{display:flex;justify-content:space-between;width:100%;border:0;border-top:1px solid var(--line2);background:#fff;padding:6px 10px;cursor:pointer;font:inherit;text-align:left}
.demo-acc button:hover{background:var(--brand-soft)}
@media (max-width:820px){.login-wrap{grid-template-columns:1fr}.login-hero{display:none}.login-card{padding:28px 18px}}
/* supplier portal */
.ptop{background:#0f2133;color:#fff;display:flex;align-items:center;gap:16px;padding:0 24px;height:58px;position:sticky;top:0;z-index:10}
.ptop .brand{border:0;padding:0}
.ptabs{display:flex;gap:2px;margin-left:12px;overflow-x:auto}
.ptabs a{color:#c9d4df;padding:8px 12px;border-radius:7px;white-space:nowrap}
.ptabs a.on{background:#1f4466;color:#fff;font-weight:600}
.ptabs a:hover{text-decoration:none;background:#18324b}
.pmain{padding:22px 24px 60px;max-width:1300px;margin:0 auto}
.ptop .me-btn{background:#18324b;border-color:#2a4762;color:#fff}
@media (max-width:820px){.ptop{flex-wrap:wrap;height:auto;padding:10px 12px}.ptabs{order:5;width:100%;margin:0}.pmain{padding:14px 12px 60px}}
body.printing .ptop{display:none}
body.printing .pmain{padding:0;max-width:none}
nav.ptabs{flex-direction:row;align-items:center;padding:0;gap:2px}
nav.ptabs a{padding:8px 12px}
@media (max-width:820px){.card{overflow-x:auto}}
/* camera scan (v0.4) */
.cam-btn{display:flex;align-items:center;gap:6px;color:var(--brand)}
.cam-btn span{font-size:13px}
.cam-btn.cam-big{background:var(--accent);border-color:var(--accent);color:#fff;padding:0 16px}
.cam-btn.cam-big span{font-size:15px}
.cam-ov{position:fixed;inset:0;width:100vw;height:100vh;height:100dvh;overflow:hidden;background:#000;z-index:100;display:flex;flex-direction:column;color:#fff}
.cam-top{display:flex;align-items:center;gap:10px;padding:12px 14px;background:rgba(15,33,51,.95)}
.cam-ctx{flex:1;min-width:0;font-weight:600;font-size:15px;line-height:1.3}
.cam-x{border:0;background:#24415e;color:#fff;width:40px;height:40px;border-radius:50%;font-size:18px;cursor:pointer}
.cam-view{position:relative;flex:1 1 auto;min-height:0;overflow:hidden;display:grid;place-items:center}
.cam-view video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.cam-frame{position:absolute;width:min(68vw,320px);aspect-ratio:1;border:3px solid rgba(255,255,255,.9);border-radius:16px;box-shadow:0 0 0 100vmax rgba(0,0,0,.35)}
.cam-bottom{padding:12px 14px calc(14px + env(safe-area-inset-bottom));background:rgba(15,33,51,.95);display:flex;flex-direction:column;gap:10px}
.cam-msg{font-size:15px;min-height:22px;padding:8px 10px;border-radius:8px;background:#1d3550}
.cam-msg.ok{background:var(--ok)} .cam-msg.bad{background:var(--bad)} .cam-msg.warn{background:#8a5300}
.cam-opt{display:flex;align-items:center;gap:6px;font-size:14px}
.cam-opt input{width:20px;height:20px}
.quick{display:flex;gap:6px}
.quick .cam-btn{padding:6px 10px}
@media (max-width:820px){.cam-btn:not(.cam-big) span{display:none}}
.scan input{min-width:0}
@media (max-width:820px){
  .scan{flex-wrap:wrap}
  .scan .cam-big{order:-1;flex:1 1 100%;justify-content:center;padding:14px;font-size:16px}
  .scan input{font-size:17px;padding:12px}
  body{overflow-x:hidden}
}