:root{--ink:#16212c;--muted:#5d6b78;--line:#dfe4ea;--bg:#f4f6f8;--card:#fff;--navy:#12324f;--navy2:#1c4669;--gold:#e8b04a;--ok:#1e7b4f;--warn:#a86b00;--err:#b42318;--info:#2b5f9e;--sel:#eaf1f8;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;font-size:14px;color:var(--ink)}
*{box-sizing:border-box}body{margin:0;background:var(--bg)}
.boot{padding:40px;color:var(--muted)}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:1px solid var(--line);background:#fff;border-radius:6px;padding:6px 12px}
button:hover{border-color:#b9c3cd}button.primary{background:var(--navy);border-color:var(--navy);color:#fff}button.primary:hover{background:var(--navy2)}
button.danger{color:var(--err)}button.link{border:0;background:none;color:var(--info);padding:0;text-decoration:underline}
button:disabled{opacity:.5;cursor:not-allowed}
input,select,textarea{border:1px solid var(--line);border-radius:6px;padding:6px 8px;background:#fff;min-width:0}
input:focus,select:focus,textarea:focus{outline:2px solid #9cc0e4;outline-offset:-1px;border-color:#9cc0e4}
label{display:flex;flex-direction:column;gap:4px;font-size:12px;color:var(--muted)}
.shell{display:grid;grid-template-columns:232px 1fr;min-height:100vh}
nav.side{background:var(--navy);color:#cfdbe7;padding:16px 0;position:sticky;top:0;height:100vh;overflow:auto}
.brand{padding:0 18px 16px;border-bottom:1px solid #ffffff1c;margin-bottom:8px}.brand b{display:block;color:#fff;font-size:15px;letter-spacing:.3px}.brand span{font-size:11px;color:var(--gold)}
nav.side h4{margin:14px 18px 4px;font-size:10.5px;text-transform:uppercase;letter-spacing:1px;color:#8fa6bd;font-weight:600}
nav.side a{display:block;padding:7px 18px;color:#dfe8f1;text-decoration:none;border-left:3px solid transparent}
nav.side a:hover{background:#ffffff10}nav.side a.on{background:#ffffff1a;border-left-color:var(--gold);color:#fff}
main{min-width:0}
header.top{display:flex;gap:12px;align-items:center;padding:10px 20px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5;flex-wrap:wrap}
header.top .grow{flex:1}header.top select{min-width:200px;max-width:320px;font-weight:600}header.top label{flex-direction:row;align-items:center;gap:6px}
.lockinfo{font-size:12px;color:var(--muted)}
.page{padding:20px;max-width:1500px}
h1{font-size:20px;margin:0 0 4px}h2{font-size:16px;margin:24px 0 8px}.sub{color:var(--muted);margin:0 0 16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px;margin-bottom:16px}
.toolbar{display:flex;gap:10px;align-items:flex-end;flex-wrap:wrap;margin-bottom:12px}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;margin-bottom:16px}
.kpi{background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px 14px}.kpi small{color:var(--muted);display:block;font-size:12px}.kpi b{font-size:19px;font-variant-numeric:tabular-nums}
.tbl-wrap{overflow:auto;border:1px solid var(--line);border-radius:8px;background:#fff;max-height:70vh}
table{border-collapse:collapse;width:100%;font-variant-numeric:tabular-nums}
th,td{padding:6px 9px;border-bottom:1px solid #edf0f3;text-align:left;vertical-align:top;white-space:nowrap}
th{background:#f7f9fb;font-size:12px;color:var(--muted);font-weight:600;position:sticky;top:0;z-index:1}
td.n,th.n{text-align:right}td.wrap{white-space:normal;min-width:220px}
tr.l1 td{font-weight:600}tr.total td{font-weight:700;background:#f7f9fb}tr.click{cursor:pointer}tr.click:hover td{background:var(--sel)}
.neg{color:var(--err)}
.badge{display:inline-block;padding:1px 8px;border-radius:20px;font-size:11.5px;font-weight:600;border:1px solid}
.b-draft{color:var(--warn);border-color:#f0d39b;background:#fff8ea}.b-posted{color:var(--ok);border-color:#a9dcc2;background:#eefaf3}.b-cancelled{color:var(--muted);border-color:var(--line);background:#f4f5f6}
.b-Lỗi{color:var(--err);border-color:#f3b8b2;background:#fff1f0}.b-Cảnh{color:var(--warn);border-color:#f0d39b;background:#fff8ea}.b-Thông{color:var(--info);border-color:#b8cfe9;background:#eff5fc}
.grid{display:grid;gap:12px}.g2{grid-template-columns:repeat(2,minmax(0,1fr))}.g4{grid-template-columns:repeat(4,minmax(0,1fr))}.g6{grid-template-columns:repeat(6,minmax(0,1fr))}
.lines input,.lines select{width:100%;padding:4px 6px;border-radius:4px}.lines td{padding:3px 4px}.lines .acc{width:84px}.lines .amt{width:130px;text-align:right}.lines .qty{width:80px;text-align:right}
.actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.spacer{flex:1}
.note{font-size:12.5px;color:var(--muted);background:#f7f9fb;border:1px dashed var(--line);border-radius:8px;padding:10px 12px}
.note li{margin:3px 0}
.login{max-width:380px;margin:12vh auto;background:#fff;border:1px solid var(--line);border-radius:12px;padding:28px}.login h1{margin-bottom:16px}.login form{display:grid;gap:12px}
.err{color:var(--err);font-size:13px;min-height:18px}
#toast{position:fixed;right:20px;bottom:20px;max-width:460px;z-index:50}
#toast div{background:var(--ink);color:#fff;padding:10px 14px;border-radius:8px;margin-top:8px;box-shadow:0 6px 24px #0003}#toast div.bad{background:var(--err)}
dialog{border:1px solid var(--line);border-radius:12px;padding:20px;max-width:560px;width:92vw}dialog::backdrop{background:#0b1a2a66}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:12px;flex-wrap:wrap}.tabs button{border:0;border-bottom:2px solid transparent;border-radius:0;background:none;padding:8px 12px;color:var(--muted)}.tabs button.on{border-bottom-color:var(--navy);color:var(--ink);font-weight:600}
.report-head{text-align:center;margin:8px 0 14px}.report-head b{font-size:16px;display:block}.report-head span{color:var(--muted);font-size:12px}
@media (max-width:900px){.shell{grid-template-columns:1fr}nav.side{position:static;height:auto}.g4,.g6{grid-template-columns:repeat(2,minmax(0,1fr))}header.top select{min-width:0;width:100%}}
@media print{nav.side,header.top,.toolbar,.no-print,#toast{display:none!important}.shell{display:block}.page{padding:0}.tbl-wrap{max-height:none;overflow:visible;border:0}.card{border:0;padding:0}body{background:#fff}th{position:static}}
[hidden]{display:none!important}.plain{border:0;padding:0;margin:0}.muted{color:var(--muted)}
label.check{flex-direction:row;align-items:center;gap:6px;color:var(--ink);font-size:13px}label.check.big{gap:8px;font-size:15px}.mt18{margin-top:18px}
.mt0{margin-top:0}.mt8{margin-top:8px}.mt10{margin-top:10px}.mt16{margin-top:16px}.tight{padding:4px 8px}.w110{width:110px}
.lines.pay .amt{width:100px}.lines.pay .qty{width:52px}table.pay,table.pay2{font-size:13px}table.pay2 td,table.pay2 th{padding:6px 7px}
header.top{flex-wrap:nowrap}header.top .lockinfo{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0;flex:0 1 auto}header.top>span:not(.grow):not(.lockinfo){white-space:nowrap}
@media (max-width:1100px){header.top{flex-wrap:wrap}}
header.top label,header.top button{white-space:nowrap}
table.dense{font-size:12.5px}table.dense td,table.dense th{padding:6px 6px}table.dense td.wrap{min-width:150px}table.dense .qty{width:52px}
h3{font-size:14px;margin:14px 0 6px}

.prewrap{white-space:pre-wrap;line-height:1.55}.span2{grid-column:1/-1}.span2 textarea{width:100%}tr.muted td{color:#64748b;font-style:italic}
.lines select[data-f=side]{min-width:92px}table.dense .amt{width:105px;text-align:right}table.dense input[data-ovr]{width:130px}
.bar{width:60px;height:8px;vertical-align:middle}td.neg,tr.neg td{color:#b91c1c}.muted{color:#64748b}
.tbl-wrap.full{max-height:none}
input.bad-num{border-color:#dc2626!important;background:#fef2f2}
.stockhint{font-size:11px;line-height:1.3;color:#64748b;margin-top:2px;white-space:normal;max-width:260px}.stockhint.err{color:var(--err);font-weight:600}
tr.warnrow td{background:#fff7ed}
table.lines select[name=item_id]{min-width:230px}table.lines select[name=wh_d],table.lines select[name=wh_c]{min-width:80px}.stockhint{min-width:230px}
.st-wait{color:#b45309;font-weight:600}.st-ok{color:#15803d;font-weight:600}.st-bad{color:#b91c1c;font-weight:600}pre.wrap{white-space:pre-wrap;background:#f8fafc;padding:10px;border-radius:6px;font-size:12px}
/* Nút nổi về hub */
#hub-fab{position:fixed;right:20px;bottom:20px;z-index:90;width:52px;height:52px;border-radius:50%;display:grid;place-items:center;background:var(--navy);color:#fff;box-shadow:0 6px 20px #0003;transition:transform .15s}
#hub-fab:hover{transform:scale(1.07)}
#hub-fab:focus-visible{outline:3px solid var(--navy);outline-offset:3px}
#hub-dlg{border:0;border-radius:14px;padding:0;width:min(360px,calc(100vw - 32px));box-shadow:0 20px 50px #0004;font:inherit;color:inherit}
#hub-dlg::backdrop{background:#0007}
#hub-dlg>div{padding:22px}
#hub-dlg h3{margin:0 0 6px;font-size:17px}
#hub-dlg p{margin:0 0 18px;color:var(--muted);font-size:14px;line-height:1.5}
#hub-dlg form{display:flex;justify-content:flex-end;gap:8px}
#hub-dlg button{padding:8px 16px;border-radius:8px}
#hub-dlg button[value=go]{background:var(--navy);border-color:transparent;color:#fff}