:root{--bg:#f5f6f8;--card:#fff;--ink:#1c2530;--mute:#667085;--line:#e3e6eb;--brand:#1f4e79;--brand2:#2c6aa0;--ok:#2e7d32;--warn:#b26a00;--bad:#b3261e}
@media (prefers-color-scheme:dark){:root{--bg:#12161c;--card:#1a2029;--ink:#e8ecf1;--mute:#98a2b3;--line:#2a323d;--brand:#5b9bd5;--brand2:#7fb2e0}}
*{box-sizing:border-box}
body{margin:0;font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink)}
a{color:var(--brand)}
header.top{display:flex;align-items:center;gap:16px;padding:12px max(20px,calc((100% - 1100px)/2 + 20px));background:var(--brand);color:#fff;flex-wrap:wrap}
header.top h1{font-size:17px;margin:0;flex:1}
header.top button{background:transparent;border:1px solid #ffffff88;color:#fff;padding:6px 12px;border-radius:6px;cursor:pointer}
nav.side{position:sticky;top:0;z-index:50;display:flex;gap:4px;padding:8px max(20px,calc((100% - 1100px)/2 + 20px));background:var(--card);border-bottom:1px solid var(--line);overflow-x:auto}
nav.side a{padding:6px 12px;border-radius:6px;text-decoration:none;color:var(--ink);white-space:nowrap}
nav.side a.on,nav.side a:hover{background:var(--bg)}
main{max-width:1100px;margin:0 auto;padding:20px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px;margin-bottom:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px}
.stat .n{font-size:28px;font-weight:700}
.stat .l{color:var(--mute);font-size:13px}
.bad{color:var(--bad)}.warn{color:var(--warn)}.ok{color:var(--ok)}
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);font-size:14px}
th{color:var(--mute);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.04em}
.pill{display:inline-block;padding:2px 8px;border-radius:99px;background:var(--bg);border:1px solid var(--line);font-size:12px}
.pill.emergency,.pill.high{color:var(--bad);border-color:var(--bad)}
label{display:block;font-size:13px;color:var(--mute);margin:12px 0 4px}
input,select,textarea{width:100%;padding:9px 10px;border:1px solid var(--line);border-radius:6px;background:var(--card);color:var(--ink);font:inherit}
button.primary{margin-top:16px;padding:10px 16px;background:var(--brand);color:#fff;border:0;border-radius:6px;cursor:pointer;font:inherit}
.login{max-width:380px;margin:12vh auto;padding:0 16px}
.err{color:var(--bad);margin-top:12px;min-height:1.4em}
@media (max-width:600px){main{padding:12px}th:nth-child(n+4),td:nth-child(n+4){display:none}}
.bar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px;flex-wrap:wrap}
.row2{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:0 16px}
label.inline{display:inline-flex;align-items:center;gap:6px;margin:0;color:var(--ink)}
label.inline input{width:auto}
button.small{padding:5px 10px;border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:6px;cursor:pointer}
details summary{cursor:pointer;padding:6px 0}
tbody tr[data-id]:hover{background:var(--bg)}
@media print{
  header.top,nav.side,button,form,details,.grid,.bar select{display:none!important}
  body.print-invoice main>:not(#detail){display:none!important}
  body.print-invoice #detail .card:not(:first-child){display:none!important}
  body{background:#fff;color:#000}.card{border:0}
}
tr.sec td{font-weight:700;background:var(--bg)}
tr.tot td{font-weight:700;border-top:2px solid var(--line)}