/* SK Production ERP — factory console: graphite rail, SK red + teal accents, white work area */
:root{
  --bg:#F2F4F6; --surface:#FFFFFF; --surface2:#E9EDF1; --fg:#17212B; --muted:#5B6672; --line:#D7DDE3;
  --rail:#15232E; --rail-fg:#E4EAF0; --red:#D7191F; --red-soft:#FBE3E4; --teal:#0F7C78; --teal-soft:#DDF1EF;
  --primary:#1E4E7A; --good:#1E7D4F; --good-soft:#DFF2E7; --warn:#97620A; --warn-soft:#FBEFD6; --bad:#B42F2F; --bad-soft:#F8E1E1;
  --info:#245E91; --info-soft:#E0ECF7; --wa:#128C4A; --sheet-h:#FBE3E3; --sheet-y:#FFF1A6;
  --f-body:"Segoe UI",system-ui,-apple-system,Roboto,"Helvetica Neue",Arial,sans-serif;
  --f-display:"Segoe UI Semibold","Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;
  --f-mono:Consolas,"Cascadia Mono",ui-monospace,Menlo,monospace;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:14px/1.45 var(--f-body)}
h1,h2,h3{font-family:var(--f-display);margin:0;font-weight:700;text-wrap:balance}
h1{font-size:24px}h2{font-size:17px}h3{font-size:15px}
a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}
.mono,td.n,th.n,.num{font-family:var(--f-mono);font-variant-numeric:tabular-nums}
td.n{font-size:13px}
.app{display:grid;grid-template-columns:236px minmax(0,1fr);min-height:100%}
.rail{background:var(--rail);color:var(--rail-fg);padding:14px 10px;position:sticky;top:0;height:100vh;overflow-y:auto;display:flex;flex-direction:column;gap:2px}
.brand{display:flex;gap:10px;align-items:center;padding:4px 8px 12px;border-bottom:1px solid rgba(255,255,255,.1);margin-bottom:6px}
.brand img{width:62px;height:34px;object-fit:contain;background:#fff;border-radius:6px;padding:2px}
.brand b{display:block;font-size:15px}.brand small{opacity:.65;font-size:11px;letter-spacing:.08em;text-transform:uppercase}
.navh{font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;opacity:.5;padding:12px 10px 4px}
.rail nav a{display:flex;align-items:center;padding:7px 10px;border-radius:7px;color:inherit;opacity:.85;font-weight:500}
.rail nav a:hover{background:rgba(255,255,255,.07);opacity:1;text-decoration:none}
.rail nav a.on{background:var(--red);color:#fff;opacity:1}
.rail nav a .k{margin-left:auto;font:11px var(--f-mono);background:#fff;color:var(--red);padding:1px 7px;border-radius:10px;font-weight:700}
.rail .foot{margin-top:auto;padding:12px 8px 0;font-size:11px;opacity:.55;border-top:1px solid rgba(255,255,255,.1)}
.main{min-width:0}
.topbar{display:flex;align-items:center;gap:12px;padding:10px 20px;background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.topbar .co{font-weight:700}.topbar .who{margin-left:auto;font-size:13px;color:var(--muted)}
.menu{display:none;border:1px solid var(--line);background:var(--surface);border-radius:6px;padding:4px 10px;font-size:18px;cursor:pointer}
.wrap{max-width:1320px;margin:0 auto;padding:18px 20px 60px;display:flex;flex-direction:column;gap:14px}
.top{display:flex;flex-wrap:wrap;gap:12px;align-items:flex-end;justify-content:space-between}
.sub{color:var(--muted);margin-top:4px;max-width:90ch}
.btns{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.btn{display:inline-block;border:1px solid var(--line);background:var(--surface);color:var(--fg);padding:7px 14px;border-radius:7px;cursor:pointer;font:600 13.5px var(--f-body);white-space:nowrap;text-decoration:none}
.btn:hover{border-color:var(--primary);text-decoration:none}
.btn.pri{background:var(--primary);border-color:var(--primary);color:#fff}
.btn.cu{background:var(--red);border-color:var(--red);color:#fff}
.btn.wa{background:var(--wa);border-color:var(--wa);color:#fff}
.btn.bad{color:var(--bad);border-color:var(--bad)}
.btn.sm{padding:3px 10px;font-size:12.5px}
.btn.wide{width:100%;padding:10px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:16px;min-width:0;display:flex;flex-direction:column;gap:12px}
.card.narrow{max-width:560px}
.card .hd{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap}
.card .hd>span{color:var(--muted);font-size:12.5px}
.stack{display:flex;flex-direction:column;gap:14px}
.grid2{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:14px}
.kpis{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.kpis.k4{grid-template-columns:repeat(4,minmax(0,1fr))}
.kpi{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:13px 15px;display:flex;flex-direction:column;gap:2px;color:var(--fg)}
a.kpi:hover{border-color:var(--primary);text-decoration:none}
.kpi .lbl{font-size:11px;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);font-weight:700}
.kpi .val{font:700 25px var(--f-display)}
.kpi .s{font-size:12.5px;color:var(--muted)}
.kpi.cu{border-left:4px solid var(--red)}.kpi.hot{border-left:4px solid var(--bad)}.kpi.in{border-left:4px solid var(--info)}.kpi.ok{border-left:4px solid var(--teal)}
.tw{overflow-x:auto;margin:0 -16px;padding:0 16px}
table{border-collapse:collapse;width:100%;font-size:13.5px}
th{font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);font-weight:700;text-align:left;padding:7px 8px;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:7px 8px;border-bottom:1px solid var(--line);vertical-align:top}
th.n,td.n{text-align:right;white-space:nowrap}
tfoot td{font-weight:700;border-top:2px solid var(--line);border-bottom:0}
tr.click{cursor:pointer}tr.click:hover td{background:var(--surface2)}
tr.dimrow td{opacity:.55}
.nowrap{white-space:nowrap}
.dim{color:var(--muted)}.small{font-size:12.5px}.tiny{font-size:11.5px;color:var(--muted)}
.pos{color:var(--good)}.neg{color:var(--bad)}.warn{color:var(--warn)}
.pill{display:inline-block;padding:1px 9px;border-radius:20px;font-size:11.5px;font-weight:700;white-space:nowrap;vertical-align:middle}
.pill.ok{background:var(--good-soft);color:var(--good)}.pill.bad{background:var(--bad-soft);color:var(--bad)}.pill.warn{background:var(--warn-soft);color:var(--warn)}.pill.info{background:var(--info-soft);color:var(--info)}.pill.muted{background:var(--surface2);color:var(--muted)}
.flash{padding:10px 14px;border-radius:8px;background:var(--good-soft);color:var(--good);font-weight:600}
.flash.bad{background:var(--bad-soft);color:var(--bad)}.flash.warn{background:var(--warn-soft);color:var(--warn)}
.note{font-size:13px;padding:9px 12px;border-radius:8px;background:var(--surface2)}
.empty{color:var(--muted);text-align:center;padding:14px}
.f{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 14px}
.f h2,.f .full{grid-column:1/-1}
.f label,.filters label{display:flex;flex-direction:column;gap:4px;font-size:12px;font-weight:600;color:var(--muted);min-width:0}
.f label.chk{flex-direction:row;align-items:center;gap:8px;color:var(--fg)}
.f .act{grid-column:1/-1;display:flex;gap:8px;justify-content:flex-end;flex-wrap:wrap}
input,select,textarea{font:inherit;color:var(--fg);background:#fff;border:1px solid var(--line);border-radius:7px;padding:7px 9px;min-width:0;max-width:100%}
input:focus,select:focus{outline:2px solid var(--teal);outline-offset:0;border-color:var(--teal)}
input[readonly]{background:var(--surface2)}
.filters{display:flex;flex-wrap:wrap;gap:8px;align-items:flex-end}
.filters .grow{flex:1;min-width:260px}.filters .grow select{width:100%}
.w90{width:110px}
table.edit td{padding:4px 6px}table.edit input,table.edit select{width:100%}
.tabs{display:flex;gap:6px;flex-wrap:wrap}
.tabs a{border:1px solid var(--line);background:var(--surface);border-radius:20px;padding:5px 14px;font-weight:600;font-size:13px;color:var(--fg)}
.tabs a.on{background:var(--fg);color:#fff;border-color:var(--fg)}
.alerts{display:flex;flex-direction:column;gap:8px}
.alert{display:flex;flex-direction:column;padding:8px 11px;border-radius:8px;background:var(--surface2);border-left:4px solid var(--warn);color:var(--fg);font-size:13.5px}
.alert span{font-size:12.5px;color:var(--muted)}.alert.bad{border-left-color:var(--bad)}.alert.info{border-left-color:var(--info)}
a.alert:hover{text-decoration:none;background:var(--line)}
.chart{width:100%;height:auto}.chart .grid{stroke:var(--line)}.chart .ax{font-size:10px;fill:var(--muted)}.chart .lb{font-size:10px;fill:var(--fg)}
.chart .bar{fill:var(--red)}.chart .bar2{fill:var(--primary)}
.mini4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
.mini4>div{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:10px;display:flex;flex-direction:column}
.mini4 span{font-size:10.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:700}
.mini4 b{font:700 19px var(--f-display)}.mini4 em{font-size:11.5px;color:var(--muted);font-style:normal}
.logoprev{max-height:70px;border:1px solid var(--line);border-radius:6px;padding:4px;background:#fff}
.report h2{margin:14px 0 6px}
/* Excel-style cost sheet / job card */
.sheet{background:var(--surface);border:1px solid #b9c1c9;border-radius:8px;overflow:hidden}
.sheet .sh{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;padding:10px 12px;background:var(--surface2);border-bottom:1px solid #b9c1c9}
.sheet .shl{display:flex;flex-direction:column}.sheet .cname{font:700 22px var(--f-display);color:var(--primary)}
.sheet .shr{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.sheet .pname{font:700 17px var(--f-display);color:#8a6a00}
.sheet .code{background:var(--sheet-y);padding:3px 14px;font:700 14px var(--f-mono);border:1px solid #d9c35c}
.sheet .costof{border:1px solid #b9c1c9;background:#fff;padding:3px 10px;font-size:12.5px}
.sheet table{font-size:13px}.sheet td,.sheet th{padding:5px 8px;border-bottom:1px solid #e1e5ea}
.sheet tr.grp td{background:var(--sheet-h);font-weight:700}
.sheet tr.sub td{font-weight:700;border-top:1px solid var(--fg);background:#fafbfc}
.sheet tr.miss td{background:var(--bad-soft)}
.sheet .code-c{font:11.5px var(--f-mono);color:var(--muted)}
.sheet .tot{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:22px;padding:10px 12px;border-top:1px solid #b9c1c9;background:#fffbe6}
.sheet .tot div{display:flex;flex-direction:column;align-items:flex-end}
.sheet .tot span{font-size:10.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:700}
.sheet .tot b{font:700 19px var(--f-display)}
/* login */
.loginbg{display:grid;place-items:center;min-height:100%;background:linear-gradient(135deg,#15232E 0%,#15232E 55%,#0F7C78 100%);padding:16px}
.loginbox{background:#fff;border-radius:14px;padding:28px;width:min(400px,100%);display:flex;flex-direction:column;gap:12px;box-shadow:0 20px 50px rgba(0,0,0,.3)}
.loginbox img{height:70px;object-fit:contain;align-self:center}
.loginbox h1{font-size:20px;text-align:center}.loginbox .sub{text-align:center;margin:0 auto}
.loginbox label{display:flex;flex-direction:column;gap:4px;font-size:12px;font-weight:600;color:var(--muted)}
.loginbox .tiny{text-align:center}
/* print documents */
.printdoc{background:#fff}
.printbar{padding:10px 16px;display:flex;gap:8px;background:var(--surface2)}
.sheetdoc{max-width:960px;margin:0 auto;padding:18px 20px;display:flex;flex-direction:column;gap:12px}
.letterhead{display:flex;align-items:center;gap:14px;border-bottom:3px solid var(--red);padding-bottom:10px}
.letterhead img{height:58px;object-fit:contain}
.lh-text{display:flex;flex-direction:column;font-size:12px;color:var(--muted)}.lh-text b{font-size:18px;color:var(--fg)}
.lh-title{margin-left:auto;font:700 18px var(--f-display);text-transform:uppercase;letter-spacing:.06em;color:var(--teal)}
.docmeta{display:flex;justify-content:space-between;gap:16px;font-size:13.5px;flex-wrap:wrap}
.sign{display:flex;justify-content:space-between;gap:20px;margin-top:40px}
.sign span{flex:1;border-top:1px solid var(--fg);padding-top:4px;text-align:center;font-size:12px}
.printed{font-size:10.5px;color:var(--muted);text-align:right}
@media print{
  .noprint,.rail,.topbar,.btns,.filters,.menu{display:none!important}
  body{background:#fff;font-size:12px}.sheetdoc{padding:0;max-width:none}
  .sheet,.card{border-color:#999;break-inside:avoid}
  @page{size:A4;margin:12mm}
}
@media (max-width:1000px){.kpis,.kpis.k4{grid-template-columns:repeat(2,minmax(0,1fr))}.grid2{grid-template-columns:minmax(0,1fr)}.mini4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:800px){
  .app{grid-template-columns:minmax(0,1fr)}
  .rail{position:fixed;left:0;top:0;bottom:0;width:250px;z-index:30;transform:translateX(-100%);transition:transform .2s}
  .rail.open{transform:none;box-shadow:0 0 40px rgba(0,0,0,.4)}
  .menu{display:block}.topbar .co{display:none}
  .wrap{padding:14px 12px 60px}
  .f{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:520px){.kpis,.kpis.k4,.mini4{grid-template-columns:minmax(0,1fr)}}