.challenge-hero{padding-bottom:72px;background:var(--surface-2)}.challenge-back{display:block;margin-bottom:30px;color:var(--muted);font-size:.9rem}.challenge-hero h1{max-width:900px;letter-spacing:-.055em}.challenge-hero .lede{max-width:670px}.challenge-pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}.challenge-pills span{border:1px solid var(--line);border-radius:999px;padding:8px 14px;font-size:.85rem;color:var(--muted)}.challenge-grid{display:grid;grid-template-columns:minmax(0,1.8fr) minmax(280px,1fr);gap:60px;align-items:start}.challenge-main h2{font-size:clamp(1.9rem,3vw,2.7rem);letter-spacing:-.035em;max-width:24ch}.challenge-scenario{font-size:1.05rem;line-height:1.75;margin:22px 0}.challenge-main h3{margin:36px 0 14px;font-size:1.3rem}.challenge-control{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:20px 0;gap:16px;margin:30px 0 12px}.challenge-control div:last-child{grid-column:1/-1}.challenge-control dt{font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:6px}.challenge-control dd{margin:0;font-size:.9rem;overflow-wrap:anywhere}.challenge-control code{font-size:.78rem}.challenge-note{font-size:.86rem;line-height:1.6;color:var(--muted)}.challenge-rules{padding-left:23px}.challenge-rules li{padding-left:8px;margin:14px 0;line-height:1.7}.challenge-data-card{padding:28px;border:1px solid var(--line);border-radius:var(--radius-lg,16px);background:var(--surface-2)}.challenge-data-card h3{font-size:1.7rem;line-height:1.2;letter-spacing:-.03em;margin:16px 0}.challenge-data-card p{line-height:1.65;margin:18px 0}.challenge-data-card .btn{width:100%;justify-content:space-between}.challenge-file-note{font-size:.78rem;color:var(--muted)}.challenge-rates{margin-bottom:0}.challenge-rates div{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;border-top:1px solid var(--line);padding:12px 0;font-size:.88rem}.challenge-rates dd{margin:0;font-variant-numeric:tabular-nums;color:var(--muted)}.challenge-review-card{padding:26px 8px}.challenge-review-card p{line-height:1.7;font-size:.92rem}.challenge-output{border:1px solid var(--line);border-radius:12px;padding:18px;margin-top:26px}.challenge-output summary{cursor:pointer;font-weight:600}.challenge-output pre{font-size:.82rem;white-space:pre-wrap;overflow-wrap:anywhere;margin:20px 0 0}.challenge-submit-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.35fr);gap:70px}.challenge-submit-grid h2{font-size:2.5rem;letter-spacing:-.035em;margin:16px 0}.challenge-submit-grid p{line-height:1.7}.challenge-paused{padding:28px;border:1px solid var(--line);border-radius:16px;max-width:820px}.challenge-paused h3{margin-top:0}.challenge-preview{border:1px solid var(--accent);border-radius:8px;padding:14px;color:var(--text);font-size:.85rem;line-height:1.5}.challenge-careers-link{padding:28px;border:1px solid var(--line);border-radius:16px;margin-top:28px;display:block;color:inherit}.challenge-careers-link h3{font-size:1.7rem;margin:12px 0}.challenge-careers-link strong{display:block;margin-top:16px;color:var(--accent)}@media(max-width:900px){.challenge-grid{gap:30px;grid-template-columns:minmax(0,1.6fr) minmax(260px,1fr)}.challenge-submit-grid{gap:36px}}@media(max-width:720px){.challenge-hero{padding-bottom:42px}.challenge-grid,.challenge-submit-grid{grid-template-columns:1fr;gap:28px}.challenge-main h2{font-size:2rem}.challenge-data-card{padding:22px}.challenge-side{display:grid;grid-template-columns:1fr}.challenge-submit-grid h2{font-size:2rem}.challenge-control{grid-template-columns:1fr}.challenge-pills{gap:8px}.challenge-pills span{font-size:.78rem;padding:7px 10px}.challenge-control div:last-child{grid-column:auto}.challenge-review-card{padding:20px 0}.challenge-output{padding:14px}}
/* Timed data-only response form; inherits existing light/dark/dusk tokens. */
.challenge-main [hidden]{display:none!important}.challenge-main input:not([type=checkbox]),.challenge-main textarea{display:block;width:100%;box-sizing:border-box;background:var(--surface-2);color:var(--text);border:1px solid var(--line);border-radius:8px;padding:12px 14px;margin:8px 0 22px;font:inherit;min-width:0}.challenge-main textarea{resize:vertical}.challenge-main label{display:block;margin-top:18px;line-height:1.6}.challenge-main .attempt-consent{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px;margin:24px 0}.attempt-consent input{flex:0 0 auto;accent-color:var(--accent)}.challenge-main input:focus-visible,.challenge-main textarea:focus-visible,.challenge-main button:focus-visible{outline:3px solid var(--accent);outline-offset:3px}.challenge-main button:disabled{opacity:.55;cursor:not-allowed}.attempt-clock{display:flex;flex-wrap:wrap;align-items:baseline;gap:10px 20px;border:1px solid var(--line);border-radius:12px;background:var(--surface-2);padding:18px;margin:24px 0}.attempt-clock strong{font-size:2rem;font-variant-numeric:tabular-nums}.attempt-clock span:last-child{flex-basis:100%;overflow-wrap:anywhere;font-size:.86rem;color:var(--muted)}#attempt-status{border-left:3px solid var(--accent);padding:12px 16px;background:var(--surface-2);line-height:1.65}#attempt-policy,#puzzle-version,#json-help{color:var(--muted);font-size:.9rem;line-height:1.65;overflow-wrap:anywhere}#puzzle-output,#puzzle-version{overflow-wrap:anywhere}#attempt-warning{line-height:1.6}#answer-json{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:.88rem}#email-verification button{margin:0 0 16px}#revealed-challenge{scroll-margin-top:100px}@media(max-width:480px){.challenge-main .btn{white-space:normal;text-align:left;max-width:100%}.attempt-clock{padding:14px}.challenge-main input:not([type=checkbox]),.challenge-main textarea{font-size:16px;padding:12px}}