:root{--bg:#f4f6f9;--card:#fff;--text:#1c2733;--muted:#6b7a8c;--line:#e2e7ee;--primary:#1f3a5f;--accent:#2f6fdb;
--green:#1e9e57;--yellow:#d99a00;--red:#d13b3b;--blue:#2f6fdb;--grey:#8b96a5}
@media (prefers-color-scheme:dark){:root{--bg:#12171d;--card:#1a212a;--text:#e6ebf1;--muted:#93a1b3;--line:#2a3441;--primary:#3b6aa8}}
*{box-sizing:border-box}body{margin:0;font:14px/1.45 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}
.hidden{display:none!important}
.app{display:flex;min-height:100vh}
.sidebar{width:220px;background:var(--primary);color:#fff;display:flex;flex-direction:column;padding:16px 0;position:sticky;top:0;height:100vh}
.brand{font-weight:700;font-size:16px;padding:0 20px 16px}
nav a{display:block;color:#dbe6f5;text-decoration:none;padding:9px 20px}nav a.active,nav a:hover{background:rgba(255,255,255,.14);color:#fff}
.user{margin-top:auto;padding:12px 20px;font-size:12px;display:flex;flex-direction:column;gap:8px}
main{flex:1;padding:24px;max-width:1300px;min-width:0}
h1{font-size:20px;margin:0 0 16px}h2{font-size:15px;margin:0 0 10px}
.card{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:16px;margin-bottom:16px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:16px}
.kpi{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:12px 14px}
.kpi .v{font-size:24px;font-weight:600}.kpi .l{color:var(--muted);font-size:12px}
.two{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:16px}
table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);white-space:nowrap}
th{font-size:12px;color:var(--muted);font-weight:600}.tablewrap{overflow-x:auto}
.btn{border:1px solid var(--line);background:var(--card);color:var(--text);padding:7px 12px;border-radius:6px;cursor:pointer;font:inherit}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn.small{padding:3px 8px;font-size:12px}.btn.danger{color:var(--red)}
input,select,textarea{font:inherit;padding:7px 9px;border:1px solid var(--line);border-radius:6px;background:var(--card);color:var(--text);width:100%}
label{display:block;margin-bottom:10px;font-size:12px;color:var(--muted)}label input,label select,label textarea{margin-top:4px}
label.check{display:flex;gap:8px;align-items:center}label.check input{width:auto;margin:0}
.bar{display:flex;gap:10px;flex-wrap:wrap;align-items:end;margin-bottom:14px}.bar label{margin:0;min-width:130px}.bar input,.bar select{width:auto}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12px}.badge:before{content:"";width:9px;height:9px;border-radius:50%;background:var(--grey)}
.badge.responded:before{background:var(--green)}.badge.late:before{background:var(--yellow)}.badge.missed:before{background:var(--red)}
.badge.excused:before{background:var(--blue)}.badge.pending:before,.badge.scheduled:before{background:#fff;border:2px solid var(--grey)}
.badge.ok:before{background:var(--green)}.badge.error:before,.badge.stalled:before,.badge.failed:before{background:var(--red)}
.muted{color:var(--muted)}.error{color:var(--red);min-height:18px;margin-bottom:6px}
.login{display:flex;justify-content:center;align-items:center;min-height:100vh}.login-card{width:340px}
.modal{position:fixed;inset:0;background:rgba(0,0,0,.45);display:flex;justify-content:center;align-items:flex-start;padding-top:8vh;z-index:10}
.modal-body{width:min(460px,92vw);max-height:80vh;overflow:auto}.actions{display:flex;gap:8px;justify-content:flex-end;margin-top:8px}
.chart text{fill:var(--muted);font-size:10px}.chart .bar-r{fill:var(--accent)}.code{font:600 20px monospace;letter-spacing:2px}
pre.wrap{white-space:pre-wrap;margin:0;font:inherit}
@media(max-width:800px){.app{flex-direction:column}.sidebar{width:100%;height:auto;position:static;padding:8px 0}
nav{display:flex;overflow-x:auto}nav a{padding:8px 14px;white-space:nowrap}.user{flex-direction:row;align-items:center;padding:8px 14px}main{padding:14px}}