:root{
  --bg:#f6f7f9;--card:#fff;--ink:#14181f;--muted:#5b6472;--line:#e3e6eb;
  --brand:#0b6e4f;--brand-ink:#fff;--brand-soft:#e5f3ee;--accent:#fdb913;--red:#c1272d;
  --ok:#1e7d3a;--ok-soft:#e3f4e8;--bad:#b3261e;--bad-soft:#fbe7e6;--focus:#1a5fd6;
  --radius:14px;--shadow:0 1px 2px rgba(0,0,0,.05),0 2px 8px rgba(0,0,0,.05);
  color-scheme:light dark;
}
@media (prefers-color-scheme:dark){:root{
  --bg:#0f1318;--card:#171c23;--ink:#e9edf2;--muted:#a3adba;--line:#2a313b;
  --brand:#3fb68b;--brand-ink:#04140e;--brand-soft:#15302a;--ok:#5fd07f;--ok-soft:#163120;--bad:#ff8a80;--bad-soft:#3a1816;--focus:#8ab4ff;
}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:16px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;background:var(--bg);color:var(--ink)}
a{color:var(--brand)}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
h1[tabindex="-1"]:focus{outline:none}
.skip{position:absolute;left:-999px;top:0;background:var(--card);padding:8px;z-index:9}
.skip:focus{left:8px}
.flag{display:flex;height:4px}.flag i{flex:1}.flag i:nth-child(1){background:#fdb913}.flag i:nth-child(2){background:#006a44}.flag i:nth-child(3){background:#c1272d}
header.top{background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.bar{max-width:760px;margin:0 auto;display:flex;align-items:center;gap:8px;padding:8px 14px;min-height:52px}
.brand{font-weight:700;text-decoration:none;color:var(--ink);display:flex;align-items:center;gap:8px;margin-right:auto;font-size:1rem}
.brand img{width:28px;height:28px;border-radius:7px}
.langs{display:flex;gap:2px;background:var(--bg);border-radius:10px;padding:2px}
.langs a,.langs button{border:0;background:none;color:var(--muted);font:600 .8rem/1 inherit;padding:8px 8px;border-radius:8px;cursor:pointer;text-decoration:none;min-width:34px;text-align:center}
.langs [aria-current="true"]{background:var(--card);color:var(--ink);box-shadow:var(--shadow)}
main{max-width:760px;margin:0 auto;padding:16px 14px 90px}
h1{font-size:1.55rem;line-height:1.25;margin:.4em 0 .5em}
h2{font-size:1.2rem;margin:1.4em 0 .5em}
h3{font-size:1.05rem;margin:1em 0 .3em}
.muted{color:var(--muted)}
.small{font-size:.875rem}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow);margin:12px 0}
.grid{display:grid;gap:12px;grid-template-columns:1fr}
@media(min-width:560px){.grid.two{grid-template-columns:1fr 1fr}}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--line);background:var(--card);color:var(--ink);font:600 1rem/1.2 inherit;padding:12px 16px;border-radius:12px;cursor:pointer;text-decoration:none;min-height:48px}
.btn.primary{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}
.btn.block{display:flex;width:100%}
.btn:disabled{opacity:.5;cursor:not-allowed}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.row>.btn{flex:1 1 auto}
.tile{display:block;text-decoration:none;color:inherit}
.tile .t{font-weight:700;font-size:1.05rem}
.tile .d{color:var(--muted);font-size:.9rem}
.meter{height:8px;background:var(--line);border-radius:6px;overflow:hidden;margin-top:8px}
.meter>i{display:block;height:100%;background:var(--brand)}
.list{list-style:none;padding:0;margin:0}
.list li{border-top:1px solid var(--line)}
.list li:first-child{border-top:0}
.list a{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 2px;text-decoration:none;color:inherit}
.pill{font-size:.8rem;background:var(--brand-soft);color:var(--brand);padding:2px 8px;border-radius:99px;white-space:nowrap;font-weight:600}
.q-meta{display:flex;justify-content:space-between;color:var(--muted);font-size:.875rem;gap:8px}
.q-text{font-size:1.15rem;font-weight:600;margin:.4em 0 .2em}
.q-tr{color:var(--muted);font-size:.95rem;margin:0 0 .6em}
.passage{background:var(--bg);border-radius:10px;padding:12px;white-space:pre-line;margin:8px 0}
.opts{display:grid;gap:8px;margin:12px 0}
.opt{text-align:left;width:100%;border:2px solid var(--line);background:var(--card);color:var(--ink);border-radius:12px;padding:12px 14px;font:inherit;cursor:pointer;display:flex;gap:10px;align-items:flex-start;min-height:52px}
.opt .k{font-weight:700;color:var(--muted);min-width:1.2em}
.opt .tr{display:block;color:var(--muted);font-size:.875rem}
.opt[aria-pressed="true"]{border-color:var(--focus)}
.opt.ok{border-color:var(--ok);background:var(--ok-soft)}
.opt.bad{border-color:var(--bad);background:var(--bad-soft)}
.opt:disabled{cursor:default;color:var(--ink)}
.fb{border-radius:12px;padding:12px 14px;margin:8px 0}
.fb.ok{background:var(--ok-soft)}.fb.bad{background:var(--bad-soft)}
.fb b{display:block;margin-bottom:4px}
.fb p{margin:.3em 0}
.timer{font-variant-numeric:tabular-nums;font-weight:700}
.big{font-size:2.2rem;font-weight:800;line-height:1.1}
.pass{color:var(--ok)}.fail{color:var(--bad)}
.dots{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0}
.dots button{width:34px;height:34px;border-radius:8px;border:1px solid var(--line);background:var(--card);color:var(--ink);font:600 .8rem inherit;cursor:pointer}
.dots button.done{background:var(--brand-soft);border-color:var(--brand)}
.dots button.cur{outline:2px solid var(--focus)}
.dots button.ok{background:var(--ok-soft);border-color:var(--ok)}
.dots button.bad{background:var(--bad-soft);border-color:var(--bad)}
.switch{display:flex;align-items:center;gap:10px;padding:8px 0}
.switch input{width:22px;height:22px}
footer.foot{max-width:760px;margin:0 auto;padding:20px 14px 40px;color:var(--muted);font-size:.85rem;border-top:1px solid var(--line)}
footer.foot a{color:var(--muted)}
.notice{background:#fff6dc;color:#4a3b00;border-radius:12px;padding:12px 14px;font-size:.9rem}
@media (prefers-color-scheme:dark){.notice{background:#3a2f0a;color:#ffe9a6}}
.hero{padding:8px 0}
.hero p{font-size:1.05rem}
.facts{width:100%;border-collapse:collapse;font-size:.95rem}
.facts th,.facts td{text-align:left;padding:8px 6px;border-top:1px solid var(--line);vertical-align:top}
.facts th{width:38%;color:var(--muted);font-weight:600}
.nav-bottom{position:fixed;bottom:0;left:0;right:0;background:var(--card);border-top:1px solid var(--line);display:flex;justify-content:center;z-index:5;padding-bottom:env(safe-area-inset-bottom)}
.nav-bottom a{flex:1;max-width:190px;text-align:center;padding:8px 4px 10px;text-decoration:none;color:var(--muted);font-size:.75rem;font-weight:600}
.nav-bottom a svg{display:block;margin:0 auto 2px;width:22px;height:22px}
.nav-bottom a[aria-current="page"]{color:var(--brand)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
ul.small li{padding:6px 0}
details.faq{border-top:1px solid var(--line);padding:10px 0}
details.faq summary{font-weight:600;cursor:pointer}