:root{--ink:#17302d;--mute:#5d7471;--bg:#f2f6f5;--card:#fff;--line:#dce6e3;--brand:#0f766e;--brand-d:#0b5a54;--brand-l:#d9f2ee;--warn:#b45309;--warn-l:#fef3c7;--bad:#b91c1c;--bad-l:#fee2e2;--ok:#15803d;--ok-l:#dcfce7;color-scheme:light}
*{box-sizing:border-box}
body{margin:0;font:15px/1.5 "Be Vietnam Pro",system-ui,sans-serif;color:var(--ink);background:var(--bg)}
header{background:var(--brand-d);color:#fff;padding:12px 16px;display:flex;align-items:center;gap:12px;flex-wrap:wrap}
header .logo{font-weight:700;font-size:17px;letter-spacing:.2px}
header .sub{opacity:.75;font-size:12px}
header .sp{flex:1}
.month{display:flex;align-items:center;gap:6px;background:rgba(255,255,255,.12);border-radius:10px;padding:2px 4px}
.month button{background:none;border:0;color:#fff;font-size:18px;padding:4px 10px;cursor:pointer}
.month span{min-width:104px;text-align:center;font-weight:600}
nav{display:flex;gap:6px;overflow-x:auto;padding:10px 12px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
nav button{border:0;background:none;padding:8px 14px;border-radius:999px;font:inherit;font-weight:500;color:var(--mute);cursor:pointer;white-space:nowrap}
nav button.on{background:var(--brand-l);color:var(--brand-d);font-weight:600}
main{max-width:1180px;margin:0 auto;padding:14px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px;margin-bottom:14px}
.card h2{margin:0 0 10px;font-size:16px}
.card h3{margin:14px 0 6px;font-size:14px;color:var(--mute);font-weight:600}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-bottom:14px}
.kpi{background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px 14px}
.kpi b{display:block;font-size:22px}
.kpi small{color:var(--mute)}
.btn{border:1px solid var(--line);background:#fff;color:var(--ink);padding:8px 14px;border-radius:10px;font:inherit;font-weight:500;cursor:pointer}
.btn:hover{border-color:var(--brand)}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{background:var(--brand-d)}
.btn.danger{color:var(--bad)}
.btn.sm{padding:4px 10px;font-size:13px}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.row.sp{justify-content:space-between}
input,select,textarea{font:inherit;padding:8px 10px;border:1px solid var(--line);border-radius:9px;background:#fff;color:var(--ink);width:100%}
input[type=checkbox]{width:auto}
label{display:block;font-size:13px;color:var(--mute);font-weight:500}
label>input,label>select,label>textarea{margin-top:3px;color:var(--ink);font-weight:400}
.f{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:10px}
.f .wide{grid-column:1/-1}
.tw{overflow-x:auto;border:1px solid var(--line);border-radius:12px}
table{border-collapse:collapse;width:100%;font-size:13.5px}
th,td{padding:7px 9px;border-bottom:1px solid var(--line);text-align:right;white-space:nowrap}
th{background:#f7faf9;color:var(--mute);font-weight:600;position:sticky;top:0}
th:first-child,td:first-child,th.l,td.l{text-align:left}
tr:last-child td{border-bottom:0}
tfoot td{font-weight:700;background:#f7faf9}
td input{padding:4px 6px;width:110px;text-align:right}
td input.sm{width:64px}
.pill{display:inline-block;padding:1px 8px;border-radius:999px;font-size:12px;font-weight:600}
.pill.ok{background:var(--ok-l);color:var(--ok)}.pill.warn{background:var(--warn-l);color:var(--warn)}.pill.bad{background:var(--bad-l);color:var(--bad)}.pill.mute{background:#eef2f1;color:var(--mute)}
.grid-t td,.grid-t th{padding:3px 0;text-align:center;min-width:30px;font-size:12.5px}
.grid-t td.n,.grid-t th.n{min-width:52px;padding:3px 8px;background:#f7faf9;font-weight:600}
.grid-t td:first-child,.grid-t th:first-child{position:sticky;left:0;background:#fff;z-index:2;padding:5px 10px;min-width:150px;text-align:left}
.grid-t th:first-child{background:#f7faf9;z-index:3}
.grid-t .off{background:#f1f4f3}.grid-t .hol{background:#fff4d6}
.cell{border:0;background:none;width:100%;height:28px;font:inherit;cursor:pointer;border-radius:6px}
.cell:hover{outline:2px solid var(--brand)}
.c-X{color:var(--ok);font-weight:700}.c-X2{color:#0369a1;font-weight:700}.c-H{color:#be185d;font-weight:700}.c-P{color:#7c3aed;font-weight:700}.c-XP{color:#0f766e;font-weight:700}.c-O{color:var(--warn);font-weight:700}.c-N{color:var(--bad);font-weight:700}.c-NL{color:#b45309;font-weight:700}.c-q{color:var(--bad)}
.punch{text-align:center;padding:26px 16px}
.clock{font-size:46px;font-weight:700;letter-spacing:1px}
.punch .btns{display:flex;gap:10px;justify-content:center;margin-top:14px;flex-wrap:wrap}
.punch .btn{font-size:17px;padding:14px 28px;border-radius:14px}
.muted{color:var(--mute)}
.small{font-size:12.5px}
.empty{text-align:center;padding:36px 12px;color:var(--mute)}
#ov{position:fixed;inset:0;background:rgba(10,30,28,.45);display:none;align-items:flex-start;justify-content:center;padding:24px 12px;overflow:auto;z-index:20}
#ov.on{display:flex}
#modal{background:#fff;border-radius:16px;width:100%;max-width:640px;padding:18px;box-shadow:0 20px 60px rgba(0,0,0,.25)}
#modal h2{margin:0 0 12px;font-size:17px}
#toast{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);background:#17302d;color:#fff;padding:10px 18px;border-radius:12px;display:none;z-index:30;max-width:90vw}
.slip dl{display:grid;grid-template-columns:1fr auto;gap:4px 16px;margin:6px 0}
.slip dt{color:var(--mute)}.slip dd{margin:0;text-align:right;font-variant-numeric:tabular-nums}
.slip .tot{font-weight:700;border-top:1px solid var(--line);padding-top:6px}
.legend span{margin-right:12px;font-size:12.5px}
.note{background:var(--warn-l);color:#7c4a03;border-radius:10px;padding:8px 12px;font-size:13px;margin-bottom:12px}
.info{background:var(--brand-l);color:var(--brand-d);border-radius:10px;padding:8px 12px;font-size:13px;margin-bottom:12px}
@media(max-width:600px){main{padding:10px}.clock{font-size:38px}.card{padding:12px}}
.login{max-width:380px;margin:40px auto}
.login h1{margin:0 0 4px;font-size:22px}
.login .f{grid-template-columns:1fr}
.linkbtn{background:none;border:0;color:var(--brand);font:inherit;cursor:pointer;padding:0;text-decoration:underline}
.err{background:var(--bad-l);color:var(--bad);border-radius:10px;padding:8px 12px;font-size:13.5px;margin:8px 0}
.code{font:700 26px/1.2 ui-monospace,Menlo,monospace;letter-spacing:3px;background:var(--brand-l);color:var(--brand-d);border-radius:12px;padding:12px;text-align:center;margin:10px 0}
header .btn{background:rgba(255,255,255,.14);border-color:transparent;color:#fff;padding:5px 12px}

#printArea{display:none}
@media print{
 @page{size:A4;margin:14mm}
 body>*:not(#printArea){display:none!important}
 body{background:#fff!important}
 #printArea{display:block!important;color:#000;font:13px/1.45 'Times New Roman',Times,serif}
 #printArea h1{text-align:center;font-size:19px;margin:12px 0 10px}
 .pr-head{display:flex;justify-content:space-between;align-items:flex-start;font-size:13px}.pr-r{text-align:right}
 .pr-t{width:100%;border-collapse:collapse;margin-top:6px;box-sizing:border-box}.pr-t td{border:1px solid #444;padding:5px 8px;vertical-align:top;text-align:left;color:#000;background:#fff}.pr-t td.k{width:28%;font-weight:600;background:#f2f2f2!important}
 .pr-s{width:100%;border-collapse:collapse;margin-top:16px;table-layout:fixed}.pr-s th,.pr-s td{border:0;padding:6px;text-align:center;vertical-align:top;font-size:12px;color:#000;background:#fff;text-transform:none}.pr-s th{font-weight:700}
 .pr-s .m{font-size:11px;color:#333;font-style:italic}.pr-s .sg{height:60px}.pr-s .cm{font-size:11px;font-style:italic;margin-top:4px}
 .pr-n{margin-top:14px}.pr-n .r{display:block;text-align:right;margin-top:6px}
 .pr-f{margin-top:12px;font-size:11px;color:#444}
}
@media print{.pr-t{border:1px solid #444;margin-bottom:4px}.pr-t tr:last-child td{border-bottom:1px solid #444!important}}

/* Khung dựng PDF (ngoài màn hình) – cùng kiểu với bản in */
.pdfPage{position:fixed;left:-10000px;top:0;width:794px;box-sizing:border-box;padding:48px 52px;background:#fff;color:#000;font:13px/1.45 'Times New Roman',Times,serif}
.pdfPage h1{text-align:center;font-size:19px;margin:12px 0 10px}
.pdfPage .pr-head{display:flex;justify-content:space-between;align-items:flex-start;font-size:13px}.pdfPage .pr-r{text-align:right}
.pdfPage .pr-t{width:100%;border-collapse:collapse;margin-top:6px;box-sizing:border-box;border:1px solid #444}.pdfPage .pr-t td{border:1px solid #444;padding:5px 8px;vertical-align:top;text-align:left;color:#000;background:#fff}.pdfPage .pr-t td.k{width:28%;font-weight:600;background:#f2f2f2}
.pdfPage .pr-s{width:100%;border-collapse:collapse;margin-top:16px;table-layout:fixed}.pdfPage .pr-s th,.pdfPage .pr-s td{border:0;padding:6px;text-align:center;vertical-align:top;font-size:12px;color:#000;background:#fff;text-transform:none}.pdfPage .pr-s th{font-weight:700}
.pdfPage .pr-s .m{font-size:11px;color:#333;font-style:italic}.pdfPage .pr-s .sg{height:60px}.pdfPage .pr-s .cm{font-size:11px;font-style:italic;margin-top:4px}
.pdfPage .pr-n{margin-top:14px}.pdfPage .pr-n .r{display:block;text-align:right;margin-top:6px}
.pdfPage .pr-f{margin-top:12px;font-size:11px;color:#444}