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var(--color-edge)}.presence-off{opacity:.45}.status-line{font-weight:600;font-size:var(--text-md);min-height:1.3em;line-height:1.3}.status-line[data-tone=win] mark{background:#70e093b3}@supports (color:color-mix(in lab, red, red)){.status-line[data-tone=win] mark{background:color-mix(in oklab, var(--color-mint) 70%, transparent)}}.status-line[data-tone=win] mark{color:inherit;border-radius:4px;padding:0 .2em}.status-line[data-tone=lose]{color:var(--color-ink-2)}.status-sub{font-size:var(--text-sm);color:var(--color-muted)}.thinking{gap:var(--space-2xs);margin-left:var(--space-xs);vertical-align:middle;display:inline-flex}.thinking i{background:var(--color-ink);width:6px;height:6px;animation:think 1s var(--ease-snap) infinite;border-radius:50%}.thinking i:nth-child(2){animation-delay:.15s}.thinking i:nth-child(3){animation-delay:.3s}@keyframes 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var(--color-focus);outline-offset:1px}.options{border-radius:var(--radius-stock);background:var(--color-paper-2);padding:var(--space-3xs) var(--space-md)}.options summary{cursor:pointer;min-height:44px;font-size:var(--text-sm);align-items:center;font-weight:600;display:flex}.options summary:focus-visible{outline:2px solid var(--color-focus);outline-offset:2px;border-radius:8px}.legend{align-items:center;gap:var(--space-xs);font-size:var(--text-xs);color:var(--color-muted);display:flex}.legend svg{flex:none}.board-frame{filter:var(--shadow-paper);border-radius:14px;position:relative}.board-svg{touch-action:manipulation;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;cursor:pointer;border-radius:14px;width:100%;height:auto}.board-svg:focus{outline:none}.board-svg:focus-visible{outline:3px solid var(--color-focus);outline-offset:4px}.board-svg[data-locked=true]{cursor:default}.wood-1{stop-color:var(--color-wood-1)}.wood-2{stop-color:var(--color-wood-2)}.wood-3{stop-color:var(--color-wood-3)}.sb-hi{stop-color:var(--color-stone-black-hi)}.sb-lo{stop-color:var(--color-stone-black)}.sw-hi{stop-color:var(--color-stone-white-hi)}.sw-lo{stop-color:var(--color-stone-white)}.board-edge{fill:none;stroke:var(--color-wood-edge);stroke-width:2px}.grid-line{stroke:var(--color-wood-line);stroke-width:1.15px;shape-rendering:crispedges}.grid-border{fill:none;stroke:var(--color-wood-line);stroke-width:2px}.star{fill:var(--color-wood-line)}.coord{fill:var(--color-wood-line);font-family:var(--font-body);opacity:.8;font-size:13px;font-weight:600}.stone-shadow{fill:var(--color-stone-shadow)}.move-num{font-family:var(--font-body);pointer-events:none;font-size:14px;font-weight:600}.move-num--on-black{fill:var(--color-stone-white-hi)}.move-num--on-white{fill:var(--color-stone-black)}.last-dot{fill:var(--color-forbid)}.forbid-x{stroke:var(--color-forbid);stroke-width:2.4px;stroke-linecap:round;opacity:.6}.forbid-x--hover{opacity:1;stroke-width:3px}.ghost{opacity:.45}.pending-ring{fill:none;stroke:var(--color-accent-2);stroke-width:2.5px;stroke-dasharray:4 4}.cursor-ring{fill:none;stroke:var(--color-focus);stroke-width:2.5px}.win-line{stroke:var(--color-accent-3);stroke-width:5px;stroke-linecap:round;fill:none;stroke-dasharray:1000;stroke-dashoffset:1000px;animation:draw-line .7s var(--ease-out) .15s forwards}.win-ring{fill:none;stroke:var(--color-accent);stroke-width:4px;animation:win-pulse 1.4s var(--ease-snap) infinite}@keyframes draw-line{to{stroke-dashoffset:0}}@keyframes win-pulse{0%,to{opacity:1}50%{opacity:.25}}.stone-in{animation:stone-drop .18s var(--ease-out);transform-box:fill-box;transform-origin:50%}@keyframes stone-drop{0%{opacity:0;transform:scale(1.18)}to{opacity:1;transform:scale(1)}}@media (prefers-reduced-motion:reduce){.win-line{stroke-dashoffset:0;animation:none}.win-ring,.stone-in,.thinking i{animation:none}}.mm-overlay{z-index:var(--z-modal);padding:var(--space-md);background:var(--color-scrim);animation:fade-in var(--dur-short) var(--ease-out);place-items:center;display:grid;position:fixed;inset:0}@keyframes fade-in{0%{opacity:0}}.mm-card{justify-items:center;gap:var(--space-md);width:min(100%,26rem);padding:var(--space-xl) var(--space-lg) var(--space-lg);border-radius:var(--radius-card);background:var(--grain), var(--fibre), var(--color-card);box-shadow:var(--shadow-card);text-align:center;display:grid}.mm-card h2{font-size:var(--text-xl);max-width:none}.radar{place-items:center;width:132px;height:132px;display:grid;position:relative}.radar>span{border:2px solid var(--color-ink);opacity:0;animation:radar 2.4s var(--ease-out) infinite;border-radius:50%;position:absolute;inset:0}.radar>span:nth-child(2){animation-delay:.8s}.radar>span:nth-child(3){animation-delay:1.6s}@keyframes radar{0%{opacity:.6;transform:scale(.3)}to{opacity:0;transform:scale(1)}}.radar-stones{gap:var(--space-xs);display:flex}.radar-stones .stone-chip{width:30px;height:30px;animation:stone-bob 1.6s var(--ease-snap) infinite}.radar-stones .stone-chip:nth-child(2){animation-delay:.8s}@keyframes stone-bob{0%,to{transform:translateY(0)}50%{transform:translateY(-5px)}}.mm-timer{font-size:var(--text-2xl);font-variant-numeric:tabular-nums;letter-spacing:-.02em;font-weight:600}.mm-actions{gap:var(--space-sm);width:100%;display:grid}.mm-actions .btn{width:100%}.btn--nudge{animation:nudge 1.6s var(--ease-snap) infinite}@keyframes nudge{0%,to{transform:translateY(0)}50%{transform:translateY(-3px)}}@media (prefers-reduced-motion:reduce){.radar>span,.radar-stones .stone-chip,.btn--nudge,.mm-overlay{animation:none}.radar>span{opacity:.25}}.ad-slot{width:100%;max-width:var(--container);padding-inline:var(--gutter);margin-inline:auto}.guide{padding-block:var(--space-2xl) var(--space-xl)}.guide-section{gap:var(--space-lg);padding-block:var(--space-xl);display:grid}.guide-section+.guide-section{border-top:1px solid var(--color-rule)}.prose{gap:var(--space-md);max-width:var(--measure);color:var(--color-ink-2);font-size:1.0625rem;line-height:1.65;display:grid}.prose ul,.prose ol{gap:var(--space-xs);margin:0;padding-left:1.25em;display:grid}.prose li::marker{color:var(--color-kraft)}.prose h3{color:var(--color-ink);margin-top:var(--space-xs)}.figure-grid{gap:var(--space-lg);grid-template-columns:repeat(auto-fill,minmax(min(100%,16rem),1fr));display:grid}.figure-card{gap:var(--space-sm);padding:var(--space-md);border-radius:var(--radius-card);background:var(--grain), var(--color-card);box-shadow:var(--shadow-card), inset 0 0 0 1px var(--color-rule);align-content:start;margin:0;display:grid}.figure-card h3{font-size:var(--text-lg)}.figure-card p{font-size:var(--text-sm);color:var(--color-ink-2);line-height:1.5}.mini-board{border-radius:12px;width:100%;height:auto}.mini-mark-forbid{stroke:var(--color-forbid);stroke-width:3px;stroke-linecap:round}.mini-mark-win{fill:none;stroke:var(--color-accent-3);stroke-width:3px}.mini-mark-ok{fill:none;stroke:var(--color-mint-deep);stroke-width:3px}.mini-mark-target{fill:var(--color-accent-2);opacity:.85}.modes-list{gap:var(--space-md);grid-template-columns:repeat(auto-fill,minmax(min(100%,15rem),1fr));margin:0;padding:0;list-style:none;display:grid}.modes-list li{padding:var(--space-md);border-radius:var(--radius-stock);background:var(--color-paper-2)}.modes-list h3{font-size:var(--text-lg);margin-bottom:var(--space-xs)}.modes-list p{font-size:var(--text-sm);color:var(--color-ink-2)}.faq{gap:var(--space-sm);max-width:52rem;display:grid}.faq details{border-radius:var(--radius-stock);background:var(--grain), var(--color-card);box-shadow:inset 0 0 0 1px var(--color-rule)}.faq summary{justify-content:space-between;align-items:center;gap:var(--space-md);min-height:56px;padding:var(--space-sm) var(--space-md);cursor:pointer;font-weight:600;list-style:none;display:flex}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";color:var(--color-muted);transition:rotate var(--dur-short) var(--ease-snap);flex:none;font-size:1.4em;line-height:1}.faq details[open] summary:after{rotate:45deg}.faq summary:focus-visible{outline:2px solid var(--color-focus);outline-offset:2px;border-radius:var(--radius-stock)}.faq details>p{padding:0 var(--space-md) var(--space-md);color:var(--color-ink-2);max-width:var(--measure)}.site-footer{margin-top:var(--space-xl);padding-block:var(--space-xl);background:var(--grain), var(--color-ink);color:var(--color-paper)}.site-footer a{color:var(--color-paper)}.footer-grid{gap:var(--space-lg);grid-template-columns:minmax(0,1fr);display:grid}@media (width>=48rem){.footer-grid{grid-template-columns:minmax(0,2fr) minmax(0,1fr) minmax(0,1fr)}}.footer-grid h2{font-size:var(--text-sm);letter-spacing:0;color:#f7f5ecb3;font-weight:600}@supports (color:color-mix(in lab, red, red)){.footer-grid h2{color:color-mix(in oklab, var(--color-paper) 70%, transparent)}}.footer-grid h2{margin-bottom:var(--space-xs)}.footer-grid ul{gap:var(--space-2xs);margin:0;padding:0;list-style:none;display:grid}.footer-grid ul a{padding:var(--space-xs) 0;text-decoration:none;display:inline-block}.footer-grid ul a:hover{text-decoration:underline}.footer-mast{font-size:var(--text-section);letter-spacing:var(--tracking-display);font-weight:600;line-height:1}.footer-note{margin-top:var(--space-sm);color:#f7f5ecb8}@supports (color:color-mix(in lab, red, red)){.footer-note{color:color-mix(in oklab, var(--color-paper) 72%, transparent)}}.footer-note{font-size:var(--text-sm)}.legal{padding-block:var(--space-2xl)}.legal h1{font-size:var(--text-display-s);margin-bottom:var(--space-lg)}.legal h2{font-size:var(--text-xl);margin-top:var(--space-lg)}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important}}.band-top{background:var(--fibre), var(--grain), var(--color-paper-2)}.guide .ad-slot{padding-inline:0}.legal .prose{margin-top:var(--space-md)}.not-found{padding-block:var(--space-3xl);gap:var(--space-md);justify-items:start;display:grid}.not-found h1{font-size:var(--text-display-s)}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}