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360px)}.futoshiki-board-wrap{width:100%;display:grid;justify-items:center;max-width:100%;overflow:auto;padding-bottom:.8rem}.futoshiki-board{--futoshiki-cell-size: 62px;--futoshiki-sign-size: 28px;--futoshiki-value-font-size: 28px;display:grid;width:fit-content;padding:clamp(.65rem,2vw,.9rem);background:#fffefa;border:3px solid var(--ink);border-radius:var(--radius);box-shadow:0 12px #ff785859;touch-action:manipulation;user-select:none}.futoshiki-cell{display:grid;place-items:center;width:var(--futoshiki-cell-size);height:var(--futoshiki-cell-size);border:2px solid rgb(36 33 61 / 22%);border-radius:7px;background:#fff;color:var(--ink);font:inherit;font-size:var(--futoshiki-value-font-size);font-weight:900;cursor:pointer}.futoshiki-cell:hover,.futoshiki-cell:focus-visible{z-index:1;border-color:var(--ink);outline:3px solid 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minmax(230px,1fr);gap:.65rem;align-items:start;margin-bottom:.75rem}.queens-size-bar{grid-template-columns:repeat(6,minmax(0,1fr));gap:.36rem;align-content:start}.queens-crown-bar,.queens-diff-bar{grid-template-columns:repeat(3,minmax(0,1fr))}.queens-toolbar .ctrl-btn{min-height:42px;padding:.42rem .32rem;border-radius:10px;font-size:clamp(.86rem,1.8vw,1rem);line-height:1.1}.queens-size-btn{grid-column:span 2;min-width:0}.queens-size-btn[data-visible-count="5"][data-visible-index="3"],.queens-size-btn[data-visible-count="2"][data-visible-index="0"]{grid-column:2 / span 2}.queens-size-btn[data-visible-count="5"][data-visible-index="4"],.queens-size-btn[data-visible-count="2"][data-visible-index="1"]{grid-column:4 / span 2}.queens-crown-bar .ctrl-btn,.queens-diff-bar .ctrl-btn{min-height:calc(84px + .36rem)}.queens-info-strip .info-box{background:#fff0b8}.queens-board-stage{position:relative;display:grid;justify-items:center;align-items:start;min-height:var(--queens-stage-min-height, 510px)}.queens-board-wrap{width:100%;display:grid;justify-items:center;max-width:100%;overflow:auto;padding:0 0 .8rem}.queens-board{--queens-size: 8;--queens-cell-size: 48px;--queens-crown-font-size: 28px;display:grid;width:fit-content;padding:12px;background:#fffefa;border:3px solid var(--ink);border-radius:var(--radius);box-shadow:8px 8px #ff5c8a38,16px 16px #28aeea2e;touch-action:manipulation;user-select:none}.queens-cell{display:grid;place-items:center;width:var(--queens-cell-size);height:var(--queens-cell-size);border:1px solid rgb(36 33 61 / 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32px));padding:clamp(1.4rem,4vw,2rem);border:3px solid var(--ink);border-radius:8px;box-shadow:0 24px 54px #24213d38,8px 8px #ffb00057,16px 16px #ff5c8a2e}.masyu-overlay-box h2{margin-bottom:.55rem;color:var(--ink);font-size:clamp(2rem,6vw,3rem)}.masyu-overlay-box p{margin:0 0 1rem;color:#5f5a78;font-size:1.05rem}.masyu-confetti{position:absolute;inset:0;z-index:1;overflow:hidden;pointer-events:none}.masyu-confetti span{position:absolute;top:-30px;left:var(--x);width:var(--size);height:calc(var(--size) * 1.55);background:var(--color);border-radius:3px;opacity:0}.masyu-overlay.show .masyu-confetti span,.masyu-overlay.visible .masyu-confetti span{animation:masyu-confetti-fall var(--duration) ease-in var(--delay) forwards}@keyframes masyu-confetti-fall{0%{opacity:1;transform:translate3d(0,-18px,0) rotate(0)}86%{opacity:1}to{opacity:0;transform:translate3d(34px,112vh,0) rotate(var(--spin))}}@media(prefers-reduced-motion:reduce){.masyu-overlay.show .masyu-confetti span,.masyu-overlay.visible .masyu-confetti span{animation:none}}.binary-shell{width:min(1180px,calc(100% - 32px));display:grid;grid-template-columns:minmax(320px,760px) minmax(260px,1fr);gap:1.25rem;align-items:start;margin:0 auto clamp(2.5rem,6vw,5rem)}.binary-game-card{position:relative;padding:clamp(.85rem,2vw,1.25rem);background:#fff;border:1px solid rgb(36 33 61 / 12%);border-radius:var(--radius);box-shadow:var(--shadow)}.binary-toolbar{display:grid;grid-template-columns:1.15fr .85fr;gap:.8rem;margin-bottom:.8rem}.binary-size-bar{grid-template-columns:repeat(4,minmax(0,1fr))}.binary-diff-bar{grid-template-columns:repeat(3,minmax(0,1fr))}.binary-info-strip .info-box{background:#e3fff1}.binary-board-stage{position:relative;display:grid;justify-items:center;align-items:start;min-height:var(--binary-stage-min-height, 440px)}.binary-board-wrap{width:100%;display:grid;justify-items:center;max-width:100%;overflow-x:auto;padding:.25rem 0}.binary-board{--binary-size: 8;--binary-cell-size: clamp(26px, calc((100vw - 84px) / var(--binary-size)), 52px);--binary-value-font-size: calc(var(--binary-cell-size) * .58);display:grid;grid-template-columns:repeat(var(--binary-size),var(--binary-cell-size));width:fit-content;padding:12px;background:linear-gradient(135deg,#ff5c8a1a,#00c2ff1a),#fffefa;border:3px solid var(--ink);border-radius:8px;box-shadow:0 16px 36px #24213d1f}.binary-cell{position:relative;display:grid;place-items:center;width:var(--binary-cell-size);height:var(--binary-cell-size);border:1px solid rgb(36 33 61 / 16%);background:#fff;color:var(--ink);font:inherit;font-size:var(--binary-value-font-size);font-weight:900;line-height:1;cursor:pointer}.binary-cell:hover,.binary-cell:focus-visible{z-index:2;outline:3px solid var(--yellow);outline-offset:-3px}.binary-cell.selected{z-index:2;outline:4px solid var(--blue);outline-offset:-4px}.binary-cell.is-zero{color:#fff;background:linear-gradient(145deg,#28aeeaf5,#28aeeac7),var(--blue);border-color:#24213d3d;box-shadow:inset 0 0 0 2px #ffffff38;text-shadow:0 2px 0 rgb(36 33 61 / 20%)}.binary-cell.is-one{color:#fff;background:linear-gradient(145deg,#ff5c8af5,#ff5c8ac7),var(--pink);border-color:#24213d3d;box-shadow:inset 0 0 0 2px #ffffff38;text-shadow:0 2px 0 rgb(36 33 61 / 20%)}.binary-cell.is-given{color:#fff;box-shadow:inset 0 0 0 3px #24213d38,inset 0 -8px 16px #24213d1f}.binary-cell.is-zero.is-given{background:linear-gradient(145deg,var(--blue),#117fbd),var(--blue)}.binary-cell.is-one.is-given{background:linear-gradient(145deg,var(--pink),#d92462),var(--pink)}.binary-cell.wrong{background:#ffe1e8;color:#d92462;box-shadow:inset 0 0 0 4px #d9246238}.binary-controls{display:grid;gap:.8rem;margin-top:1rem}.binary-actions{display:grid;grid-template-columns:repeat(9,minmax(0,1fr));gap:.35rem}.binary-zero-btn{background:#dcf6ff}.binary-one-btn{background:#ffe1e8}.binary-primary-btn,.binary-loading-grid span.filled{background:var(--yellow)}.binary-note{border-top-color:var(--pink)}.binary-callout{background:#dcf6ff;border-left-color:var(--blue)}.dots-shell{width:min(1180px,calc(100% - 32px));display:grid;grid-template-columns:minmax(320px,760px) minmax(260px,1fr);gap:1.25rem;align-items:start;margin-inline:auto;padding:1rem 0 clamp(3rem,7vw,5rem)}.dots-game-card{position:relative;padding:clamp(.85rem,2vw,1.25rem);background:#fff;border:1px solid rgb(36 33 61 / 12%);border-radius:var(--radius);box-shadow:0 18px 42px #24213d1a}.dots-toolbar{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.8rem;margin-bottom:.8rem}.dots-size-bar{grid-template-columns:repeat(3,minmax(0,1fr))}.dots-player-count-bar{grid-template-columns:repeat(4,minmax(0,1fr))}.dots-size-bar .ctrl-btn{padding-inline:.35rem;font-size:.86rem;white-space:normal}.dots-option-group,.dots-player-setting label{display:grid;gap:.45rem}.dots-option-group>span,.dots-player-setting label span{color:var(--muted);font-size:.82rem;font-weight:900;text-transform:uppercase}.dots-player-panel{display:grid;gap:.75rem;margin-bottom:.8rem;padding:.8rem;background:#f6fffd;border:1px solid rgb(36 33 61 / 10%);border-radius:var(--radius)}.dots-player-panel__heading{display:grid;grid-template-columns:1fr auto;gap:.75rem;align-items:center}.dots-actions-top{display:flex;flex-wrap:wrap;gap:.35rem;justify-content:flex-end}.dots-player-settings{display:grid;gap:.55rem}.dots-player-setting{display:grid;grid-template-columns:auto minmax(90px,1fr) minmax(120px,.75fr) minmax(130px,.75fr);gap:.65rem;align-items:end;padding:.65rem;background:#fff;border:1px solid rgb(36 33 61 / 10%);border-radius:var(--radius)}.dots-player-setting.is-hidden{display:none}.dots-player-setting select{width:100%;min-height:40px;padding:.45rem .55rem;border:2px solid rgb(36 33 61 / 16%);border-radius:var(--radius);background:#fff;color:var(--ink);font:inherit;font-weight:800}.dots-player-swatch{width:28px;height:28px;align-self:center;border:3px solid var(--ink);border-radius:50%;box-shadow:3px 3px 0 var(--ink)}.dots-player-1{background:#ff5c8a}.dots-player-2{background:#28aeea}.dots-player-3{background:#24c77a}.dots-player-4{background:#ffb000}.dots-info-strip .info-box{background:#d8fff8}.dots-scoreboard{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.45rem;margin:.8rem 0}.dots-score{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:.45rem;align-items:center;min-height:44px;padding:.45rem .55rem;background:#fff;border:2px solid rgb(36 33 61 / 12%);border-radius:var(--radius)}.dots-score.active{border-color:var(--player-color);box-shadow:0 0 0 3px color-mix(in srgb,var(--player-color),transparent 78%)}.dots-score span{width:14px;height:14px;border-radius:50%;background:var(--player-color)}.dots-score strong,.dots-score em{min-width:0;font-size:.86rem;font-style:normal;font-weight:900}.dots-score strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.dots-board-stage{position:relative;display:grid;justify-items:center;align-items:start;min-height:var(--dots-stage-min-height, 530px)}.dots-board-wrap{width:100%;display:grid;justify-items:center;max-width:100%;overflow:auto;padding:.35rem 0 .8rem}.dots-board{--dots-dot-size: 18px;--dots-box-target: 72px;--dots-box-min: 34px;width:min(100%,calc((var(--dots-cols) * var(--dots-box-target)) + ((var(--dots-cols) + 1) * var(--dots-dot-size))));min-width:min(100%,310px);display:grid;gap:clamp(.22rem,.8vw,.36rem);padding:clamp(.75rem,2vw,1rem);background:#fffefa;border:3px solid var(--ink);border-radius:var(--radius);box-shadow:0 12px #00a99647;touch-action:manipulation;user-select:none}.dots-board--tall{--dots-dot-size: 16px;--dots-box-target: 58px;--dots-box-min: 32px;gap:clamp(.16rem,.55vw,.28rem)}.dots-dot{width:var(--dots-dot-size);height:var(--dots-dot-size);align-self:center;justify-self:center;border-radius:50%;background:var(--ink);box-shadow:0 0 0 4px #fff}.dots-edge{position:relative;min-width:0;min-height:0;border:0;border-radius:999px;background:transparent;cursor:pointer}.dots-edge:before{content:"";position:absolute;inset:50% 0 auto;height:8px;transform:translateY(-50%);border-radius:999px;background:#24213d24;transition:background .16s ease,box-shadow .16s ease,transform .16s ease}.dots-edge-v:before{inset:0 auto 0 50%;width:8px;height:auto;transform:translate(-50%)}.dots-edge:hover:before,.dots-edge:focus-visible:before{background:#24213d52;box-shadow:0 0 0 4px #ffb0004d}.dots-edge:focus-visible{outline:0}.dots-edge.claimed:before{background:var(--player-color)}.dots-edge.latest:before{box-shadow:0 0 0 4px color-mix(in srgb,var(--player-color),white 50%),0 0 18px 5px color-mix(in srgb,var(--player-color),transparent 35%);transform:translateY(-50%) scale(1.04)}.dots-edge-v.latest:before{transform:translate(-50%) scale(1.04)}.dots-box{display:grid;place-items:center;min-width:0;min-height:0;border-radius:7px;color:var(--ink);font-size:clamp(.9rem,2.2vw,1.35rem);font-weight:900}.dots-box.claimed{background:color-mix(in srgb,var(--player-color),white 72%);box-shadow:inset 0 0 0 2px color-mix(in srgb,var(--player-color),white 36%)}.dots-primary-btn{background:var(--teal);color:#fff}.dots-loading-grid 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