:root{
  --blue:#219DBF; --blue-deep:#17809d; --blue-soft:#cfe9f2; --slate:#6A7E96;
  --bg:#f4f8fa; --surface:#ffffff; --ink:#1b2a36; --muted:#5d6f80;
  --line:#d6e2ea; --err:#c62828; --err-bg:#fdecec;
  --radius:14px;
  box-sizing:border-box;
  padding-top:env(safe-area-inset-top,0px);
  padding-bottom:env(safe-area-inset-bottom,0px);
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0f1a22; --surface:#172631; --ink:#e7f0f5; --muted:#9fb1c0;
    --line:#2a3d4b; --err:#ef6b6b; --err-bg:#3a1c1f; --blue-deep:#5cc0dd; --blue-soft:#1d4a5a;
  }
}
:root[data-theme="dark"]{
  --bg:#0f1a22; --surface:#172631; --ink:#e7f0f5; --muted:#9fb1c0;
  --line:#2a3d4b; --err:#ef6b6b; --err-bg:#3a1c1f; --blue-deep:#5cc0dd; --blue-soft:#1d4a5a;
}
*,*::before,*::after{box-sizing:inherit}
html{height:100%;scroll-padding-top:env(safe-area-inset-top,0px)}
body{margin:0;min-height:100%;background:var(--bg);color:var(--ink);
  font-family:"Atkinson Hyperlegible",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:17px;line-height:1.45;-webkit-font-smoothing:antialiased}
.app{max-width:520px;margin:0 auto;min-height:100%;display:flex;flex-direction:column}
header{background:var(--blue);color:#fff;padding:14px 18px;display:flex;align-items:center;justify-content:space-between;gap:12px;
  position:sticky;top:env(safe-area-inset-top,0px);z-index:5}
header .title{font-weight:700;font-size:18px;cursor:pointer}
header .who{font-size:14px;text-align:right}
header .role{display:inline-block;background:#fff;color:var(--blue-deep);border-radius:999px;padding:0 8px;font-size:12px;font-weight:700;margin-left:4px}
header button{background:rgba(255,255,255,.18);color:#fff;border:0;border-radius:8px;padding:5px 10px;font:inherit;font-size:13px;cursor:pointer;margin-top:3px}
header .left{display:flex;align-items:center;gap:10px}
header .back{margin-top:0;font-size:16px;font-weight:700;padding:6px 12px 6px 8px}
header .back[hidden]{display:none}
main{flex:1;padding:22px 18px 40px}
h1{font-size:26px;line-height:1.2;margin:4px 0 6px}
h2{font-size:19px;margin:28px 0 10px}
p.lead{color:var(--muted);margin:0 0 22px}
label{display:block;font-weight:700;margin:18px 0 6px}
input,select,textarea{width:100%;font:inherit;color:var(--ink);background:var(--surface);border:2px solid var(--line);border-radius:10px;padding:12px 14px}
textarea{min-height:80px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--blue)}
:focus-visible{outline:3px solid var(--blue);outline-offset:2px}
.btn{display:block;width:100%;font:inherit;font-weight:700;font-size:18px;border:0;border-radius:var(--radius);padding:16px;cursor:pointer;margin-top:14px;background:var(--blue);color:#fff}
.btn:active{transform:translateY(1px)}
.btn.secondary{background:transparent;color:var(--blue-deep);border:2px solid var(--line)}
.btn.error{background:var(--err);color:#fff}
.btn .sub{display:block;font-weight:400;font-size:14px;opacity:.85}
.weeks{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:8px}
.week{aspect-ratio:1/0.8;border:2px solid var(--line);background:var(--surface);color:var(--ink);border-radius:var(--radius);font:inherit;cursor:pointer;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px}
.week b{font-size:44px;line-height:1;color:var(--blue-deep)}
.week span{color:var(--muted);font-size:15px}
.week:hover{border-color:var(--blue)}
.chip{display:inline-block;background:var(--surface);border:1px solid var(--line);color:var(--muted);border-radius:999px;padding:4px 12px;font-size:14px;margin-right:6px}
.stats{display:flex;gap:10px;margin:4px 0 6px}
.stat{flex:1;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:10px 12px}
.stat b{display:block;font-size:28px;line-height:1.1}
.stat span{font-size:14px;color:var(--muted)}
.stat.errs b{color:var(--err)}
.initials{font-size:32px;letter-spacing:.2em;text-transform:uppercase;text-align:center;font-weight:700;padding:14px}
.hint{font-size:14px;color:var(--muted);margin-top:6px}
.errcard{background:var(--err-bg);border-left:4px solid var(--err);border-radius:10px;padding:12px 14px;margin-bottom:10px}
.errcard .top{display:flex;justify-content:space-between;gap:10px;font-weight:700}
.errcard .meta{font-size:14px;color:var(--muted);margin-top:2px}
.errcard .note{margin-top:6px}
.toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom,0px));transform:translateX(-50%) translateY(20px);
  background:var(--ink);color:var(--bg);padding:12px 18px;border-radius:999px;font-weight:700;opacity:0;transition:opacity .2s,transform .2s;pointer-events:none;z-index:20;max-width:90vw;text-align:center}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.banner{background:var(--surface);border:1px dashed var(--slate);color:var(--muted);font-size:13px;border-radius:10px;padding:8px 12px;margin-bottom:18px}
.empty{color:var(--muted);font-size:15px}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px}
/* trend */
.trend{display:flex;align-items:flex-end;gap:8px;height:170px;padding-top:22px}
.tcol{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;background:none;border:0;padding:0;font:inherit;color:inherit;cursor:pointer}
.tbar{width:100%;max-width:46px;background:var(--blue-soft);border-radius:6px 6px 0 0;position:relative;min-height:4px}
.tcol.sel .tbar{background:var(--blue)}
.tval{position:absolute;top:-21px;left:0;right:0;text-align:center;font-size:13px;font-weight:700}
.tlab{font-size:13px;color:var(--muted);margin-top:6px}
.tcol.sel .tlab{color:var(--ink);font-weight:700}
/* people */
.ptable{width:100%;border-collapse:collapse;font-size:16px}
.ptable th{text-align:left;font-size:13px;color:var(--muted);font-weight:700;padding:0 0 6px}
.ptable th.n,.ptable td.n{text-align:right;width:56px}
.ptable td{padding:9px 0;border-top:1px solid var(--line);vertical-align:middle}
.ptable tr.click{cursor:pointer}
.ptable tr.click:hover td{background:var(--bg)}
.ptable tr.active td{font-weight:700}
.pbar{height:6px;background:var(--blue);border-radius:3px;margin-top:4px}
.wrow{display:flex;align-items:center;gap:10px;margin:8px 0}
.wrow .wl{width:62px;font-size:15px}
.wrow .wb{flex:1;background:var(--bg);border-radius:4px;height:22px;overflow:hidden}
.wrow .wb div{height:100%;background:var(--blue)}
.wrow .wv{width:30px;text-align:right;font-weight:700}
.filterbar{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:10px}
.linkbtn{background:none;border:0;color:var(--blue-deep);font:inherit;font-weight:700;cursor:pointer;padding:4px 0}
.delta{font-size:14px;color:var(--muted)}
@media (prefers-reduced-motion: reduce){.toast{transition:none}}
/* stage 1 additions */
.staffrow{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:12px 0;border-top:1px solid var(--line)}
.staffrow:first-child{border-top:0}
.staffrow .sname{font-weight:700}
.staffrow .smeta{font-size:14px;color:var(--muted)}
.staffrow.off .sname{color:var(--muted);text-decoration:line-through}
.soon{font-size:14px;color:var(--muted);text-align:center;margin-top:8px}
.btn:disabled{opacity:.5;cursor:not-allowed}
.formerr{color:var(--err);font-weight:700;margin-top:12px;min-height:1em}