:root {
  --bg: #fffdf7;
  --primary: #6a1b9a;
  --accent: #ffb300;
  --track: #e8f5e9;
  --text: #202020;
  --ok: #2e7d32;
}

* { box-sizing: border-box; }
body { margin: 0; font-family: 'Trebuchet MS', system-ui, Arial, sans-serif; background: var(--bg); color: var(--text); }
header { display:flex; align-items:center; justify-content:space-between; gap:12px; padding: 12px 16px; max-width: 1200px; margin: 0 auto; }
h1 { margin:0; font-size: clamp(22px, 3.6vw, 44px); color: var(--primary); }
#controls { display:flex; flex-wrap:wrap; gap:10px 14px; align-items:center; }

select, input[type="number"], button { font-size: clamp(18px, 2.6vw, 28px); padding: 8px 12px; }
button { border:none; border-radius: 14px; background: var(--primary); color: #fff; cursor:pointer; box-shadow: 0 2px 10px rgba(0,0,0,0.15); }
button.secondary { background: #00897b; }
button.ghost { background: transparent; border: 3px solid var(--primary); color: var(--primary); }

main { max-width: 1200px; margin: 0 auto; padding: 0 16px 16px; }

#raceWrap { background: #fff; border-radius: 18px; padding: 16px; box-shadow: 0 4px 20px rgba(0,0,0,0.08); }

#raceTrack {
  position: relative; width: 100%;
  height: clamp(260px, 42vw, 520px);
  border: 4px solid #333; border-radius: 16px;
  background: repeating-linear-gradient(to bottom, var(--track), var(--track) 16%, #c8e6c9 16%, #c8e6c9 17%);
  overflow: hidden;
}

.horse { position:absolute; left: 0; width: clamp(120px, 16vw, 220px); transition: left .25s ease; filter: drop-shadow(0 6px 8px rgba(0,0,0,.2)); }
#finish { position:absolute; right: 10px; top: 0; height: 100%; }
.laneLabel { position:absolute; left: 8px; font-weight: 700; background: rgba(255,255,255,.9); padding: 5px 8px; border-radius: 10px; }

#questionArea { display:grid; grid-template-columns: 1fr auto auto; gap: 12px; align-items:center; margin-top: 12px; }
#question { font-size: clamp(22px, 3vw, 36px); font-weight: 800; color: var(--primary); }
#answer { width: 200px; }

#coach { margin-top: 10px; display: grid; grid-template-columns: 1fr auto; gap: 12px; align-items: center; }
#steps { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-size: clamp(18px, 2.4vw, 28px); }
.stepTag { padding: 8px 10px; border-radius: 12px; background: #ede7f6; border: 2px solid #ce93d8; }
.stepTag strong { color: #6a1b9a; }

#numberline { margin-top: 10px; background:#fff; border-radius:12px; padding:10px; box-shadow: 0 2px 10px rgba(0,0,0,.06); }
.helperCanvas { width: 100%; height: 160px; border: 2px dashed #cfd8dc; border-radius: 10px; background: #fcfffc; }

footer { margin: 16px 0 24px; font-size: 12px; color: #555; text-align:center; }