/* Seven-situation profit challenge */
.profit-challenge{background:var(--wash);padding:48px 18px;border-block:1px solid var(--line)}
.pc-shell{max-width:760px;margin:auto}.pc-intro{margin-bottom:24px}.pc-intro p{margin-top:12px;color:var(--muted)}
#profit-play{background:#fff;border:2px solid var(--line);border-bottom-width:5px;border-radius:20px;padding:28px}
.pc-meta{display:flex;justify-content:space-between;gap:15px;font-size:13px;color:var(--muted);font-weight:750}.pc-meta a{white-space:nowrap}
#profit-play progress{width:100%;height:6px;accent-color:var(--red);display:block;margin:16px 0 26px}#profit-play h3{font-size:clamp(23px,4vw,30px);margin-bottom:16px}.pc-story{font-size:17px;line-height:1.65}
.pc-events{list-style:none;padding:0;margin:24px 0}.pc-events li{display:flex;justify-content:space-between;gap:18px;border-top:1px solid var(--line);padding:16px 0}.pc-events li:last-child{border-bottom:1px solid var(--line)}.pc-events p{margin:5px 0 0;color:var(--ink)}.pc-effect{font-weight:850;white-space:nowrap;color:var(--red)}
.pc-prompt{font-weight:850;font-size:18px;margin:20px 0 14px}.pc-choices{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.pc-choices button{min-height:56px;padding:12px 6px;border:2px solid var(--ink);border-radius:10px;background:#fff;color:var(--ink);font-weight:800}.pc-choices button:hover:not(:disabled){background:var(--wash)}.pc-choices button:disabled{opacity:1}.pc-choices small{display:block;font-size:11px;margin-top:4px}.pc-choices .pc-correct{background:var(--goodbg);border-color:var(--green)}.pc-choices .pc-wrong{background:var(--amberbg);border-color:var(--amber)}
.pc-feedback{padding:18px;border-radius:12px;background:var(--goodbg);margin-top:20px}.pc-rethink{background:var(--amberbg)}.pc-next{margin-top:18px}.pc-score{font-size:42px;font-weight:850;margin:24px 0}.pc-score span{font-size:17px;font-weight:600}.pc-achievement{margin:28px 0;padding:24px;border:2px solid var(--yellow);border-radius:14px;background:#fffbed}.pc-achievement h4{font-size:25px;margin:8px 0 12px}.pc-actions{display:flex;gap:12px;flex-wrap:wrap}
@media(max-width:520px){#profit-play{padding:20px 16px}.profit-challenge{padding:32px 12px}.pc-choices{gap:6px}.pc-choices button{font-size:13px}.pc-events li{flex-wrap:wrap;gap:8px}.pc-story{font-size:16px}.pc-meta{font-size:12px}}