/* v21.1 from scratch — пенсионер-френдли */
:root{
  --accent:#ff6600;
  --bg:#fff8f0;
  --card:#ffffff;
  --muted:#ececec;
  --mutedText:#444;
  --text:#1b1b1b;
  --shadow:0 10px 30px rgba(0,0,0,.08);
  --radius:18px;
}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);}
body.zoom{font-size:120%;}
.topbar{max-width:1100px;margin:0 auto;padding:14px 16px;display:flex;align-items:center;justify-content:space-between;}
.brand{font-weight:900;color:var(--accent);font-size:1.35rem;}
.wrap{max-width:1100px;margin:0 auto;padding:0 16px 24px;}
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;}
.hidden{display:none !important;}
h2{margin:6px 0 14px} h3{margin:12px 0 10px} .mt{margin-top:14px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
@media (max-width:760px){.grid2{grid-template-columns:1fr}}
.label{font-weight:800;margin-bottom:8px;}
.chips{display:flex;flex-wrap:wrap;gap:10px;}
.chip{border:none;background:var(--muted);color:var(--mutedText);padding:12px 16px;border-radius:999px;font-weight:900;cursor:pointer;min-width:62px;}
.chip.op{min-width:56px;}
.chip.active{background:var(--accent);color:#fff;box-shadow:0 0 0 2px rgba(255,102,0,.25);}
.btn{border:none;background:var(--muted);color:#111;padding:12px 16px;border-radius:999px;font-weight:900;cursor:pointer;}
.btn.primary{background:var(--accent);color:#fff;}
.actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center;}
.pill{border:none;background:var(--accent);color:#fff;padding:10px 14px;border-radius:999px;font-weight:900;cursor:pointer;}
.hint{color:#666;line-height:1.4}
.trainTop{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:10px;}
.progress{font-weight:900}
.mini{font-size:.95rem}
.muted{color:#666}
.taskText{font-size:3rem;font-weight:1000;letter-spacing:.5px;margin:8px 0 10px;}
@media (max-width:560px){.taskText{font-size:2.3rem}}
.answer{width:100%;font-size:1.4rem;padding:14px;border-radius:14px;border:3px solid rgba(255,102,0,.5);outline:none;}
.answer:focus{border-color:var(--accent);box-shadow:0 0 0 4px rgba(255,102,0,.15);}
.stats{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;}
@media (max-width:900px){.stats{grid-template-columns:repeat(2,1fr)}}
.stat{background:#fff3e8;border-radius:14px;padding:12px;}
.stat .k{color:#666;font-weight:800;font-size:.95rem}
.stat .v{font-weight:1000;font-size:1.4rem;margin-top:4px}
.toast{margin-top:10px;padding:10px 12px;border-radius:12px;background:#0b5;color:#fff;font-weight:900;}
.toast.bad{background:#d33}