.wghqrv{--bg:#f6f7fb;--surf:#fff;--bd:#e5e7eb;--text:#1f2330;--mut:#6b7280;--accent:#4f46e5;--board:#10b981;--cell:#059669;max-width:480px;margin:1.5rem auto;padding:18px;background:var(--bg);border:1px solid var(--bd);border-radius:18px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;color:var(--text);box-shadow:0 6px 20px rgba(17,24,39,.08);user-select:none}
.wghqrv *{box-sizing:border-box}
.wghqrv__hud{display:flex;gap:10px;align-items:center;background:var(--surf);border:1px solid var(--bd);border-radius:12px;padding:10px 12px;margin-bottom:14px}
.wghqrv__title{font-weight:700;font-size:16px;flex:1}
.wghqrv__hud select{font:inherit;border:1px solid var(--bd);border-radius:8px;padding:6px 8px;background:var(--surf);color:var(--text)}
.wghqrv__btn{border:1px solid var(--bd);background:transparent;font:inherit;font-weight:600;padding:8px 14px;border-radius:10px;cursor:pointer;color:var(--text)}
.wghqrv__status{text-align:center;color:var(--mut);font-size:14px;margin-bottom:10px;min-height:20px}
.wghqrv__board{display:grid;grid-template-columns:repeat(8,1fr);grid-template-rows:repeat(8,1fr);gap:2px;background:var(--cell);border-radius:10px;padding:4px;aspect-ratio:1/1}
.wghqrv__c{background:var(--board);position:relative;cursor:pointer}
.wghqrv__c.is-valid{cursor:pointer;background:#34d399}
.wghqrv__c.is-valid::before{content:"";position:absolute;inset:35%;border:2px dashed rgba(255,255,255,.6);border-radius:50%}
.wghqrv__c.is-b::after,.wghqrv__c.is-w::after{content:"";position:absolute;inset:10%;border-radius:50%;box-shadow:inset 0 -2px 0 rgba(0,0,0,.2)}
.wghqrv__c.is-b::after{background:#1f2937}
.wghqrv__c.is-w::after{background:#fff}
.wghqrv__score{display:flex;justify-content:space-around;margin-top:14px;font-size:14px;color:var(--mut)}