:root{
  --bg:#f6f8fb;--card:#ffffff;--ink:#17202e;--muted:#566176;--line:#d9e0ea;
  --brand:#1f6f78;--brand-ink:#ffffff;--accent:#c2551b;--ok:#17734a;--bad:#b3261e;--warn:#8a5a00;
  --focus:#1a56db;--radius:14px;--shadow:0 1px 2px rgba(20,30,50,.06),0 4px 14px rgba(20,30,50,.06);
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#10161f;--card:#18212d;--ink:#e8edf4;--muted:#a3afc2;--line:#2b394a;
    --brand:#58b8c2;--brand-ink:#08262a;--accent:#f08a54;--ok:#5fd09a;--bad:#ff8f87;--warn:#f0c168;--focus:#8ab4ff;
    --shadow:none;
  }
}
:root[data-theme="dark"]{
  --bg:#10161f;--card:#18212d;--ink:#e8edf4;--muted:#a3afc2;--line:#2b394a;
  --brand:#58b8c2;--brand-ink:#08262a;--accent:#f08a54;--ok:#5fd09a;--bad:#ff8f87;--warn:#f0c168;--focus:#8ab4ff;--shadow:none;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
a{color:var(--brand)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
.skip{position:absolute;left:-999px;top:0;background:var(--brand);color:var(--brand-ink);padding:10px 14px;z-index:20}
.skip:focus{left:8px;top:8px}
.site{background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
.site .bar{max-width:880px;margin:0 auto;padding:10px 16px;display:flex;align-items:center;gap:12px;justify-content:space-between}
.brand{font-weight:700;text-decoration:none;color:var(--ink);font-size:1.05rem}
.brand span{color:var(--brand)}
#menuBtn{display:none;min-height:44px;padding:0 14px;border:1px solid var(--line);background:transparent;color:var(--ink);border-radius:10px;font:inherit}
nav ul{list-style:none;margin:0;padding:0;display:flex;gap:4px;flex-wrap:wrap}
nav a{display:block;padding:8px 10px;border-radius:8px;text-decoration:none;color:var(--ink);font-size:.95rem}
nav a:hover{background:var(--bg)}
nav a[aria-current="page"]{background:var(--brand);color:var(--brand-ink);font-weight:600}
@media (max-width:760px){
  #menuBtn{display:inline-block}
  nav{display:none;width:100%}
  nav.open{display:block}
  .site .bar{flex-wrap:wrap}
  nav ul{flex-direction:column}
  nav a{padding:12px}
}
main{max-width:880px;margin:0 auto;padding:20px 16px 48px}
h1{font-size:1.75rem;line-height:1.25;margin:.2em 0 .4em}
h2{font-size:1.3rem;margin:1.6em 0 .5em}
h3{font-size:1.1rem;margin:1.2em 0 .4em}
.lead{font-size:1.1rem;color:var(--muted);max-width:60ch}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.card h3{margin-top:0}
.tag{display:inline-block;font-size:.8rem;font-weight:700;color:var(--brand);border:1px solid var(--brand);border-radius:999px;padding:2px 10px;margin-bottom:6px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 18px;border-radius:12px;border:1px solid var(--brand);background:var(--brand);color:var(--brand-ink);font:inherit;font-weight:600;text-decoration:none;cursor:pointer}
.btn.secondary{background:transparent;color:var(--brand)}
.btn.danger{background:transparent;color:var(--bad);border-color:var(--bad)}
.btn:disabled{opacity:.55;cursor:not-allowed}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:10px 0}
label{display:block;font-weight:600;margin:12px 0 4px}
input[type=text],input[type=number],input[type=date],select,textarea{width:100%;min-height:46px;padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--ink);font:inherit}
textarea{min-height:110px;resize:vertical}
.check{display:flex;gap:12px;align-items:flex-start;padding:10px 12px;border:1px solid var(--line);border-radius:10px;margin:8px 0;background:var(--card)}
.check input{width:22px;height:22px;margin-top:3px;flex:none}
.check label{margin:0;font-weight:400;flex:1}
.timer{font-size:3rem;font-variant-numeric:tabular-nums;font-weight:700;text-align:center;margin:8px 0}
.bar-wrap{height:12px;background:var(--line);border-radius:99px;overflow:hidden}
.bar-fill{height:100%;background:var(--brand);width:0;transition:width .3s}
.notice{border-left:5px solid var(--warn);background:var(--card);padding:12px 14px;border-radius:8px;margin:14px 0}
.notice.ok{border-color:var(--ok)}
.notice.bad{border-color:var(--bad)}
.stat{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin:12px 0}
.stat div{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px;text-align:center}
.stat b{display:block;font-size:1.6rem;color:var(--brand)}
table{border-collapse:collapse;width:100%;margin:10px 0;background:var(--card)}
th,td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top;font-size:.95rem}
th{background:var(--bg)}
.tablewrap{overflow-x:auto}
.statement{display:flex;gap:12px;align-items:flex-start}
.res{font-weight:700;margin-top:6px}
.res.ok{color:var(--ok)}
.res.bad{color:var(--bad)}
.opt{display:flex;gap:6px;flex-wrap:wrap}
.opt label{display:inline-flex;align-items:center;gap:6px;margin:0;font-weight:500;border:1px solid var(--line);border-radius:10px;padding:8px 12px;min-height:44px;cursor:pointer;background:var(--card)}
.opt input{width:18px;height:18px}
.small{font-size:.9rem;color:var(--muted)}
footer.site-foot{max-width:880px;margin:0 auto;padding:18px 16px 36px;color:var(--muted);font-size:.9rem;border-top:1px solid var(--line)}
details{border:1px solid var(--line);border-radius:10px;padding:10px 14px;margin:10px 0;background:var(--card)}
summary{cursor:pointer;font-weight:600;min-height:32px}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}
@media print{
  .site,.skip,footer.site-foot,.no-print,#menuBtn{display:none!important}
  body{background:#fff;color:#000;font-size:12pt}
  .card{box-shadow:none;border:1px solid #888}
  main{padding:0;max-width:none}
  .page-break{page-break-before:always}
}