.bd-workspace{--bd-ink:#242327;--bd-paper:#f5f3ec;--bd-yellow:#f4d675;--bd-red:#d94834;color:var(--bd-ink);background:var(--bd-paper);border:2px solid var(--bd-ink);max-width:1100px;box-shadow:8px 8px 0 var(--bd-ink);margin:0 auto 2rem;padding:clamp(1rem,3vw,2.25rem);font-family:inherit}.bd-workspace *{box-sizing:border-box}.bd-workspace button,.bd-workspace input,.bd-workspace select{font:inherit}.bd-workspace button{cursor:pointer}.bd-workspace button:disabled{opacity:.48;cursor:not-allowed;box-shadow:none;transform:none}.bd-workspace button:focus-visible,.bd-workspace input:focus-visible,.bd-workspace select:focus-visible{outline:3px solid var(--bd-red);outline-offset:3px}.bd-setup{grid-template-columns:minmax(250px,1fr) minmax(310px,1.1fr);align-items:center;gap:clamp(1.5rem,5vw,4rem);display:grid}.bd-setup-mark{background:var(--bd-yellow);border:2px solid var(--bd-ink);min-height:360px;box-shadow:6px 6px 0 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var(--bd-ink);border-radius:0;font-weight:900;transition:transform .15s,box-shadow .15s}.bd-primary:hover:not(:disabled),.bd-point:hover:not(:disabled),.bd-next:hover:not(:disabled){box-shadow:2px 2px 0 var(--bd-ink);transform:translate(2px,2px)}.bd-primary:active:not(:disabled),.bd-point:active:not(:disabled),.bd-next:active:not(:disabled){box-shadow:none;transform:translate(4px,4px)}.bd-primary{justify-content:space-between;width:100%;padding:.9rem 1.1rem;display:flex}.bd-setup-fields .bd-help{margin:1.2rem 0 .5rem;font-size:.85rem}.bd-message{color:#7b281f;min-height:1.3rem;margin:.5rem 0 0;font-size:.85rem}.bd-topline{letter-spacing:.06em;justify-content:space-between;gap:1rem;margin-bottom:.7rem;font-size:.8rem;font-weight:900;display:flex}.bd-board{grid-template-columns:1fr 1fr;gap:clamp(.6rem,2vw,1.25rem);display:grid}.bd-side{border:2px solid var(--bd-ink);min-width:0;box-shadow:5px 5px 0 var(--bd-ink);background:#fff;flex-direction:column;padding:clamp(.7rem,2vw,1.4rem);display:flex}.bd-side-0{background:var(--bd-yellow)}.bd-side h2{overflow-wrap:anywhere;margin:0;font-size:clamp(1rem,2.2vw,1.5rem);font-weight:900;line-height:1.15}.bd-score{letter-spacing:-.13em;font-variant-numeric:tabular-nums;text-align:center;overflow-wrap:anywhere;margin:auto 0;padding-right:.13em;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:clamp(5rem,16vw,13rem);font-weight:900;line-height:1.04}.bd-point{background:var(--bd-ink);color:#fff;min-height:52px;box-shadow:4px 4px 0 var(--bd-red);padding:.75rem;font-size:clamp(1rem,2vw,1.25rem)}.bd-side-1 .bd-point{background:var(--bd-yellow);color:var(--bd-ink);box-shadow:4px 4px 0 var(--bd-ink)}.bd-bottom{grid-template-columns:minmax(0,1fr) minmax(190px,240px);align-items:start;gap:1.5rem;margin-top:1.8rem;display:grid}.bd-caption{letter-spacing:.08em;margin-bottom:.25rem;font-size:.75rem;font-weight:900;display:block}.bd-result strong{overflow-wrap:anywhere;font-size:clamp(1.3rem,3vw,2.3rem);line-height:1.12;display:block}.bd-result p{margin:.65rem 0 0;font-weight:700}.bd-next{margin-top:1rem;padding:.7rem 1rem}.bd-rail{flex-direction:column;align-items:stretch;gap:.55rem;display:flex}.bd-rail button{border:2px solid var(--bd-ink);color:var(--bd-ink);text-align:left;background:0 0;padding:.55rem .7rem;font-weight:750}.bd-rail button:hover:not(:disabled){background:#fff}.bd-history{margin-top:1.8rem}.bd-history h3{margin:0 0 .5rem;font-size:1rem}.bd-history ol{max-width:640px;margin:0;padding:0;list-style:none}.bd-history li{border-top:1px solid #a9a59b;grid-template-columns:6rem 5rem 1fr;gap:.5rem;padding:.35rem 0;display:grid}.bd-history li b{font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.bd-footnote{max-width:65ch;margin:1.6rem 0 0;font-size:.82rem}@media (width<=720px){.bd-workspace{box-shadow:4px 4px 0 var(--bd-ink);padding:1rem}.bd-setup{grid-template-columns:1fr;gap:1.2rem}.bd-setup-mark{min-height:120px;font-size:clamp(3.6rem,15vw,5rem)}.bd-bottom{grid-template-columns:1fr;gap:1rem}.bd-rail{flex-flow:wrap}.bd-rail button{flex:130px}.bd-rail .bd-message{flex-basis:100%}}@media (width<=390px){.bd-names,.bd-rules{grid-template-columns:1fr}.bd-score{font-size:clamp(3.7rem,18vw,5rem)}.bd-side{padding:.5rem}.bd-side h2{min-height:2.4em}.bd-point{padding:.5rem;font-size:.9rem}.bd-topline{font-size:.68rem}.bd-history li{grid-template-columns:4rem 3.7rem 1fr;font-size:.85rem}}@media (prefers-reduced-motion:reduce){.bd-primary,.bd-point,.bd-next{transition:none}}