:root{--bg:#fdf8ef;--ink:#1b2a41;--muted:#5b6475;--card:#fff;--line:#e6dccb;--brand:#1d4e89;--accent:#d9573a;--good:#2a9d8f;--bad:#c0392b;--radius:14px}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:var(--ink);font-size:18px;line-height:1.45;-webkit-tap-highlight-color:transparent}
.top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;background:var(--brand);color:#fff}
.top h1{font-size:1.25rem;margin:0}
.back{color:#fff;font:inherit;font-weight:600;padding:8px 12px;border:2px solid rgba(255,255,255,.6);border-radius:10px;background:transparent;cursor:pointer;white-space:nowrap}
main{max-width:640px;margin:0 auto;padding:16px}
.bar{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:space-between;margin-bottom:12px}
.levels{display:flex;flex-wrap:wrap;gap:6px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:6px 12px;font-weight:600}
.btn{font:inherit;font-weight:700;border:0;border-radius:12px;padding:10px 16px;background:var(--accent);color:#fff;cursor:pointer;min-height:46px}
.btn.alt{background:var(--card);color:var(--ink);border:2px solid var(--line)}
.btn.sel{background:var(--brand);color:#fff;border-color:var(--brand)}
.btn:focus-visible,.back:focus-visible{outline:3px solid #f4a261;outline-offset:2px}
.help{color:var(--muted);font-size:.95rem;margin:0 0 12px}
.msg{margin:14px 0;padding:14px;border-radius:12px;background:#e8f5f2;border:2px solid var(--good);font-weight:600;text-align:center}
.hidden{display:none!important}
.foot{color:var(--muted);font-size:.8rem;text-align:center;margin-top:24px}