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xmlns='http://www.w3.org/2000/svg' width='12' height='12'%3E%3Cline x1='6' y1='0' x2='6' y2='12' stroke='rgba(0,0,0,0.15)' stroke-width='1.5'/%3E%3C/svg%3E")}html.light.colorblind .board-cell[data-region="5"]{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12'%3E%3Cline x1='6' y1='0' x2='6' y2='12' stroke='rgba(0,0,0,0.15)' stroke-width='1.5'/%3E%3Cline x1='0' y1='6' x2='12' y2='6' stroke='rgba(0,0,0,0.15)' stroke-width='1.5'/%3E%3C/svg%3E")}html.light.colorblind .board-cell[data-region="6"]{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12'%3E%3Cline x1='0' y1='0' x2='12' y2='12' stroke='rgba(0,0,0,0.15)' stroke-width='1.5'/%3E%3Cline x1='12' y1='0' x2='0' y2='12' stroke='rgba(0,0,0,0.15)' stroke-width='1.5'/%3E%3C/svg%3E")}html.light.colorblind .board-cell[data-region="7"]{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='12'%3E%3Cpath d='M0 6 Q6 2 12 6 Q18 10 24 6' fill='none' stroke='rgba(0,0,0,0.15)' stroke-width='1.5'/%3E%3C/svg%3E")}html.light.colorblind .board-cell[data-region="8"]{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12'%3E%3Crect x='0' y='0' width='6' height='6' fill='rgba(0,0,0,0.15)'/%3E%3Crect x='6' y='6' width='6' height='6' fill='rgba(0,0,0,0.15)'/%3E%3C/svg%3E")}.pause-overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;z-index:12;border-radius:20px;background:#0a0a18b8;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);cursor:pointer;animation:fade-in .2s ease}html.light .pause-overlay{background:#f5f0e8c7}.pause-overlay-content{display:flex;flex-direction:column;align-items:center;gap:12px;color:var(--color-text);font-size:1.1rem;font-weight:600}.pause-overlay-content span{font-size:2.4rem}.board.board-frozen{pointer-events:none;filter:saturate(.5)}.board-skeleton{--skel-size: 7;display:grid;grid-template-columns:repeat(var(--skel-size),1fr);aspect-ratio:1 / 1;width:100%;max-width:var(--board-max);gap:1px;border-radius:16px;overflow:hidden}.skeleton-cell{background:linear-gradient(110deg,#ffffff0a,#ffffff14 40%,#ffffff0a 60%,#ffffff0a);background-size:200% 100%;animation:shimmer 1.4s ease-in-out infinite;border-radius:2px}html.light .skeleton-cell{background:linear-gradient(110deg,#0000000a,#00000014 40%,#0000000a 60%,#0000000a);background-size:200% 100%}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.board-error{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;z-index:11;border-radius:20px;background:#0a0a18d1;padding:20px}html.light .board-error{background:#f5f0e8e0}.error-card{display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center;max-width:320px}.error-icon{font-size:2.4rem}.error-message{color:var(--color-text-muted);margin:0}@keyframes crown-appear{0%{transform:scale(0) rotate(-15deg);opacity:0}60%{transform:scale(1.15) rotate(5deg);opacity:1}to{transform:scale(1) rotate(0);opacity:1}}.board-cell[data-state=queen] .cell-mark-queen{animation:crown-appear .3s ease-out}@keyframes x-appear{0%{transform:scale(0);opacity:0}to{transform:scale(1);opacity:1}}.board-cell[data-state=x] .cell-mark-x{animation:x-appear .15s ease-out}.board-cell:active{transform:scale(.94);transition:transform .08s ease}.board-stage{box-shadow:0 16px 40px #00000038,0 4px 10px #0000001f;border-radius:20px;overflow:hidden}.board-cell.region-complete{box-shadow:inset 0 0 12px #2a9d8f40}#conflict-summary.has-conflicts:before{content:"⚠";margin-right:.45rem}.win-title{display:flex;align-items:center;gap:.5rem}.win-crown{font-size:1.8rem;animation:crown-bounce .6s ease-out}@keyframes crown-bounce{0%{transform:scale(0)}50%{transform:scale(1.3)}70%{transform:scale(.9)}to{transform:scale(1)}}.new-best{color:var(--color-accent);animation:gold-pulse 1s ease-in-out infinite}@keyframes gold-pulse{0%,to{text-shadow:0 0 4px rgba(255,215,0,.3)}50%{text-shadow:0 0 12px rgba(255,215,0,.7)}}.best-badge{display:inline-block;margin-top:12px;padding:6px 16px;border-radius:999px;background:color-mix(in srgb,var(--color-accent) 18%,transparent);color:var(--color-accent);font-weight:600;font-size:.9rem;text-align:center;animation:badge-pop .4s ease-out}@keyframes badge-pop{0%{transform:scale(0);opacity:0}to{transform:scale(1);opacity:1}}.win-actions{display:grid;grid-template-columns:1fr 1fr}.about-section{width:min(100%,720px);margin:0 auto;padding:0 0 1rem;color:var(--color-text-muted);font-size:.96rem;line-height:1.65}.about-toggle{display:block;width:100%;min-height:48px;padding:.85rem 1rem;border:1px solid var(--color-cell-border);border-radius:18px;background:color-mix(in srgb,var(--color-surface) 90%,transparent);color:var(--color-text);cursor:pointer;text-align:left;font-weight:600}.about-toggle:hover,.about-toggle:focus-visible{border-color:color-mix(in srgb,var(--color-accent) 40%,var(--color-cell-border));outline:none}.about-content{display:none;margin-top:.9rem;padding:1.1rem 1.15rem;border-radius:20px;border:1px solid var(--color-cell-border);background:color-mix(in srgb,var(--color-surface) 90%,transparent)}.about-content.is-open{display:block}.about-section h2{font-family:var(--font-body);color:var(--color-text);font-size:1.1rem;margin:1.4rem 0 .55rem}.about-section h2:first-child{margin-top:0}.about-section ol,.about-section ul{padding-left:1.35rem}.about-section li{margin-bottom:.35rem}.button{flex:1;min-height:44px;border:1px solid color-mix(in srgb,var(--color-accent) 60%,var(--color-cell-border));border-radius:14px;padding:.7rem 1rem;background:color-mix(in srgb,var(--color-cell-bg) 70%,var(--color-accent) 30%);color:var(--color-text);cursor:pointer;font-size:.95rem;font-weight:600;transition:transform .12s ease,box-shadow .12s ease}.button:hover,.button:focus-visible{transform:translateY(-1px);box-shadow:0 4px 12px #ffd70033;outline:none}.button:active{transform:scale(.97)}.button-secondary{flex:1;min-height:44px;border:1px solid var(--color-cell-border);border-radius:14px;padding:.7rem 1rem;background:var(--color-cell-bg);color:var(--color-text);cursor:pointer;font-size:.95rem;transition:background .15s ease,border-color .15s ease}.button-secondary:hover,.button-secondary:focus-visible{background:color-mix(in srgb,var(--color-cell-bg) 86%,white 14%);border-color:color-mix(in srgb,var(--color-accent) 35%,var(--color-cell-border));outline:none}.button-muted{border:none;background:none;color:var(--color-text-muted);cursor:pointer;font-size:.9rem;padding:.5rem}.button-muted:hover,.button-muted:focus-visible{color:var(--color-text);outline:none}@keyframes fade-in{0%{opacity:0}to{opacity:1}}@media(max-width:520px){.win-actions{grid-template-columns:1fr}.about-section{margin-top:max(1rem,6svh);padding-bottom:calc(1rem + env(safe-area-inset-bottom))}.about-content{padding:1rem}}@media(prefers-reduced-motion:reduce){.board-cell[data-state=queen] .cell-mark-queen,.board-cell[data-state=x] .cell-mark-x,.win-crown,.new-best,.best-badge,.skeleton-cell{animation:none!important}.board-cell:active{transform:none}}