:root{--ink:#15191a;--muted:#5f6564;--cream:#f3f0e8;--paper:#fbfaf6;--orange:#e85e2b;--lime:#d5f04a;--line:#d8d5cd;--stage:#1b1f20;--stage-raised:#262b2a;--stage-line:#3d4342;--stage-text:#eef0ec;--stage-muted:#a7aeaa;--dock:#161a1b;--sheet:#202525;--text-label:12px;--text-body:15px;--font-display:"Cinzel Decorative","Cinzel",Georgia,serif;--font-heading:"Cinzel",Georgia,serif;--font-body:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;--motion:1;--ease-out:cubic-bezier(.2,.8,.2,1);--ease-back:cubic-bezier(.3,1.4,.5,1)}@media (prefers-reduced-motion:reduce){:root{--motion:0}}:root[data-motion=reduced]{--motion:0}*{box-sizing:border-box}body{background:var(--paper);min-width:320px;color:var(--ink);font-family:var(--font-body);margin:0}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;touch-action:manipulation}a{color:inherit;text-decoration:none}:focus-visible{outline:3px solid var(--orange);outline-offset:2px}.sr-only{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.game{background:var(--stage);height:100dvh;color:var(--stage-text);font-size:var(--text-body);grid-template-rows:auto auto minmax(0,1fr) auto auto;grid-template-areas:"hud""status""board""dock""credit";display:grid;position:relative;overflow:hidden}.hud{width:100%;max-width:760px;padding:calc(8px + env(safe-area-inset-top)) max(12px,env(safe-area-inset-right)) 4px max(12px,env(safe-area-inset-left));grid-area:hud;justify-self:center;align-items:center;gap:8px;display:flex}.hud-button{border:1px solid var(--stage-line);background:var(--stage-raised);width:48px;height:48px;color:var(--stage-text);cursor:pointer;transition:transform calc(.12s * var(--motion)) ease;border-radius:50%;flex:none;place-items:center;padding:0;display:grid}.hud-button:active{transform:scale(.94)}.hud-button.is-armed{border-color:var(--orange);color:var(--orange)}.score-pill{background:var(--stage-raised);border-radius:999px;flex:1;grid-template-columns:1fr 1fr;align-items:center;min-width:0;max-width:520px;height:52px;margin-inline:auto;padding:0 4px;display:grid;position:relative}.score-marker{width:calc(50% - 4px);box-shadow:inset 0 0 0 2px var(--lime);transition:transform calc(.26s * var(--motion)) var(--ease-out);background:#d5f04a14;border-radius:999px;position:absolute;top:4px;bottom:4px;left:4px}.score-pill.turn-white .score-marker{transform:translate(100%)}.score-side{align-items:center;gap:7px;min-width:0;padding:0 10px;font-size:24px;font-weight:800;display:flex;position:relative}.score-side .mini-marble{width:28px;height:28px}.score-side b small{display:none}.score-side.white{justify-content:flex-end}.score-side b small{color:var(--stage-muted);font-size:14px;font-weight:600}.score-name{color:var(--stage-muted);letter-spacing:.04em;text-overflow:ellipsis;text-transform:uppercase;white-space:nowrap;font-size:13px;font-weight:700;overflow:hidden}.turn-black .score-side.black .score-name,.turn-white .score-side.white .score-name{color:var(--stage-text)}.hud-brand{color:var(--stage-text);letter-spacing:.18em;font-size:14px;font-weight:900;display:none}.score-side b{animation:score-pop calc(.32s * var(--motion)) var(--ease-back);display:inline-block}.game.is-thinking .score-side.white{animation:think calc(1s * var(--motion)) ease-in-out infinite}.mini-marble{border-radius:50%;flex:none;width:22px;height:22px;display:block;box-shadow:inset -3px -4px 6px #0000005c,0 2px 4px #0003}.mini-marble.black,.turn-dot.black{background:radial-gradient(circle at 34% 28%,#5d6666 0,#202627 28%,#060809 72%)}.mini-marble.white,.turn-dot.white{background:radial-gradient(circle at 35% 28%,#fff 0,#e5e1d7 55%,#aaa69d 100%)}.status-row{grid-area:status;justify-content:center;align-items:center;min-height:48px;padding:2px 12px;display:flex}.status-chip{background:#00000047;border-radius:999px;align-items:center;gap:8px;max-width:100%;padding:8px 14px;font-size:14px;font-weight:600;line-height:1.3;display:inline-flex}.status-chip.is-win{background:var(--lime);color:var(--ink)}.turn-dot{border-radius:50%;flex:none;width:12px;height:12px}.coach{background:var(--lime);max-width:100%;color:var(--ink);animation:coach-in calc(.26s * var(--motion)) var(--ease-out) both;border-radius:14px;align-items:center;gap:8px;padding:6px 6px 6px 14px;font-size:14px;font-weight:700;line-height:1.3;display:flex;box-shadow:0 8px 20px #0000004d}.coach small{letter-spacing:.08em;text-transform:uppercase;opacity:.7;font-size:11px;display:block}.coach button{min-width:36px;height:36px;color:var(--ink);cursor:pointer;background:#15191a1f;border:0;border-radius:10px;flex:none;padding:0 10px;font-size:14px;font-weight:800}.board-area{grid-area:board;place-items:center;min-height:0;padding:2px 0;display:grid;position:relative;container-type:size}.board-frame{aspect-ratio:1;width:min(100cqw,100cqh);position:relative;container-type:inline-size}.board-plate{filter:drop-shadow(0 18px 18px #00000061);position:absolute;inset:8% 1.5%}.board-plate:before,.board-plate:after{clip-path:polygon(25% 0,75% 0,100% 50%,75% 100%,25% 100%,0 50%);content:"";position:absolute}.board-plate:before{background:#626661;inset:0}.board-plate:after{background:radial-gradient(circle at 40% 32%,#ffffff12,#0000 36%),linear-gradient(135deg,#4c504c,#292e2d 60%,#252929);inset:1.4% 1.2%}.board{contain:layout style;touch-action:none;-webkit-user-select:none;user-select:none;position:absolute;inset:0}.board.is-reviewing{opacity:.9}.cell{--size:10.3cqw;top:calc(50% + var(--y));left:calc(50% + var(--x));z-index:1;width:var(--size);height:var(--size);cursor:default;background:0 0;border:0;border-radius:50%;padding:0;position:absolute;translate:-50% -50%}.cell:focus-visible{z-index:3;outline-offset:-2px}.cell-well{background:radial-gradient(circle at 45% 42%,#171b1b,#0d1010 70%);border:1px solid #565b57;border-radius:50%;position:absolute;inset:9%;box-shadow:inset 0 3px 6px #000000c2}.marble{z-index:2;transition:transform calc(.14s * var(--motion)) var(--ease-back);border-radius:50%;position:absolute;inset:5%;box-shadow:inset -6px -8px 12px #0000006b,inset 3px 4px 6px #ffffff40,0 6px 8px #00000073}.marble:after{box-shadow:0 0 0 3px var(--lime),0 0 0 7px #d5f04a33;content:"";opacity:0;transition:opacity calc(.14s * var(--motion)) ease,transform calc(.14s * var(--motion)) var(--ease-back);border-radius:50%;position:absolute;inset:-3px;transform:scale(.8)}.has-marble.black .marble,.faller.black .marble{background:radial-gradient(circle at 34% 28%,#7a8381 0 3%,#424a49 7%,#1c2222 31%,#050707 75%);border:1px solid #050606}.has-marble.white .marble,.faller.white .marble{background:radial-gradient(circle at 34% 26%,#fff 0 8%,#f1ede3 19%,#d7d3ca 62%,#8f8c84 100%);border:1px solid #c9c5bb}.is-playable,.is-target{cursor:pointer}.is-playable:after{z-index:4;border:2px solid var(--stage);background:var(--lime);content:"";border-radius:50%;width:22%;min-width:8px;height:22%;min-height:8px;position:absolute;top:3%;right:3%}.is-selected .marble{transform:translateY(-3px)scale(1.05)}.is-selected .marble:after,.is-target .marble:after{opacity:1;transform:scale(1)}.is-blocked-selection .marble:after,.is-target .marble:after{box-shadow:0 0 0 3px var(--orange),0 0 0 7px #e85e2b33}.is-target .cell-well{border-color:var(--lime)}.move-dot{z-index:3;background:var(--lime);width:28%;height:28%;box-shadow:0 0 12px var(--lime);animation:dot-in calc(.12s * var(--motion)) ease-out both;animation-delay:calc(var(--i,0) * 15ms * var(--motion));border-radius:50%;position:absolute;top:36%;left:36%}@media (hover:hover){.is-playable:hover .marble{transform:translateY(-2px)}.is-selected:hover .marble{transform:translateY(-3px)scale(1.05)}}.ghost{top:calc(50% + var(--y));left:calc(50% + var(--x));z-index:3;width:8.4cqw;height:8.4cqw;color:var(--orange);pointer-events:none;animation:fade-in calc(.12s * var(--motion)) ease-out;border:2px dashed #d5f04ad9;border-radius:50%;place-items:center;font-size:4cqw;font-weight:800;display:grid;position:absolute;translate:-50% -50%}.ghost.is-pushed{border-color:#ff875ce6}.ghost.is-falling{border-color:var(--orange)}.faller{top:calc(50% + var(--y));left:calc(50% + var(--x));z-index:4;pointer-events:none;width:10.3cqw;height:10.3cqw;position:absolute;translate:-50% -50%}.board.won-black .has-marble.black .marble,.board.won-white .has-marble.white .marble{animation:win-pulse calc(.6s * var(--motion)) ease-in-out 2}.direction-pad{z-index:5;animation:fade-in calc(.16s * var(--motion)) ease-out;background:#0f1213e0;border-radius:14px;grid-template-columns:repeat(3,44px);gap:6px;padding:6px;display:grid;position:absolute;bottom:8px;right:10px}.direction-pad button{border:1px solid var(--stage-line);background:var(--stage-raised);width:44px;height:44px;color:var(--lime);cursor:pointer;border-radius:50%;padding:0;font-size:18px}.direction-pad button:disabled{opacity:.3;cursor:default}.dock{padding:6px max(8px,env(safe-area-inset-right)) calc(6px + env(safe-area-inset-bottom)) max(8px,env(safe-area-inset-left));border-top:1px solid var(--stage-line);background:var(--dock);grid-area:dock;grid-template-columns:repeat(4,1fr);gap:4px;display:grid}.dock button{min-height:56px;color:var(--stage-muted);font-size:var(--text-label);cursor:pointer;transition:transform calc(.12s * var(--motion)) ease;background:0 0;border:0;border-radius:12px;align-content:center;justify-items:center;gap:3px;padding:4px 0;font-weight:600;display:grid}.dock button:active:not(:disabled){transform:scale(.94)}.dock .icon{color:var(--stage-text)}.dock .is-primary .icon{color:var(--lime)}.dock .is-busy .icon{animation:spin calc(.8s * var(--motion)) linear infinite}.dock button:disabled{cursor:default;opacity:.35}.toast{top:calc(64px + env(safe-area-inset-top));z-index:90;border:1px solid var(--stage-line);color:#fff;max-width:calc(100% - 32px);animation:toast-in calc(.22s * var(--motion)) var(--ease-out) both;background:#0f1213;border-radius:999px;padding:10px 16px;font-size:14px;font-weight:600;position:fixed;left:50%;transform:translate(-50%);box-shadow:0 12px 32px #00000047}.sheet{overscroll-behavior:contain;background:var(--sheet);width:100%;max-width:none;max-height:min(85dvh,640px);color:var(--stage-text);border:0;border-radius:20px 20px 0 0;margin:0;padding:0;position:fixed;inset:auto 0 0;overflow:hidden auto}.sheet.is-entering{animation:sheet-up calc(.26s * var(--motion)) var(--ease-out)}.sheet.is-closing{animation:sheet-down calc(.2s * var(--motion)) ease-in forwards}.sheet::backdrop{animation:fade-in calc(.22s * var(--motion)) ease;background:#00000080}.sheet.is-closing::backdrop{animation:fade-out calc(.2s * var(--motion)) ease forwards}.sheet-body{padding:8px 16px calc(20px + env(safe-area-inset-bottom))}.sheet-close{top:10px;right:max(10px,env(safe-area-inset-right));z-index:2;border:1px solid var(--stage-line);background:var(--stage-raised);width:40px;height:40px;color:var(--stage-text);cursor:pointer;border-radius:50%;place-items:center;padding:0;display:grid;position:absolute}.sheet-close .icon{width:18px;height:18px}.sheet-close:hover{border-color:var(--lime)}.sheet-title{padding-right:48px}.result-title{padding-inline:40px}.sheet-grab{background:#5a615f;border-radius:2px;width:40px;height:4px;margin:0 auto 12px}.sheet-title{letter-spacing:-.02em;margin:0 0 14px;font-size:20px}.sheet-title 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solid var(--stage-line);background:var(--stage-raised);height:44px;color:var(--stage-text);cursor:pointer;border-radius:12px;padding:0;font-size:22px}.review-scrub button:disabled{opacity:.35}.review-scrub input{width:100%;height:32px;accent-color:var(--lime)}.move-chips{gap:6px;margin-top:12px;padding-bottom:6px;display:flex;overflow-x:auto}.move-chips button{border:1px solid var(--stage-line);min-height:36px;color:var(--stage-muted);white-space:nowrap;cursor:pointer;background:0 0;border-radius:8px;flex:none;padding:6px 10px;font-size:13px}.move-chips button.black{color:var(--stage-text)}.move-chips .is-on{border-color:var(--lime);color:var(--lime)!important}.menu-toggles{gap:4px;margin-top:16px;display:grid}.menu-toggles label{align-items:center;gap:10px;min-height:44px;font-size:15px;display:flex}.menu-toggles input{width:20px;height:20px;accent-color:var(--lime)}.rules-button{border:1px solid var(--stage-line);background:var(--stage-raised);min-width:40px;height:40px;color:var(--lime);cursor:pointer;border-radius:999px;flex:none;align-items:center;gap:4px;margin-left:8px;padding:0 12px;font-size:14px;font-weight:800;display:inline-flex}.rules-button span{color:var(--stage-text);font-weight:600;display:none}.rules-button .icon{width:20px;height:20px}.rules{gap:10px;margin:0;padding:0;list-style:none;display:grid}@media (width>=560px) and (width<=1023px){.rules{grid-template-columns:1fr 1fr}}.rules li{border:1px solid var(--stage-line);background:var(--stage-raised);border-radius:14px;grid-template-columns:116px 1fr;align-items:center;gap:12px;padding:10px 12px;display:grid}.rule-defs{width:0;height:0;position:absolute;overflow:hidden}.rule-picture{width:100%;height:auto;display:block}.rules b{align-items:center;gap:8px;font-size:15px;line-height:1.2;display:flex}.rules b span{background:var(--lime);width:22px;height:22px;color:var(--ink);border-radius:50%;flex:none;place-items:center;font-size:12px;display:grid}.rules p{color:var(--stage-muted);margin:4px 0 0;font-size:13px;line-height:1.45}.sheet-actions-two{grid-template-columns:1fr 1fr}@media (width>=400px){.rules-button span{display:inline}}.intro{text-align:center;animation:coach-in calc(.32s * var(--motion)) var(--ease-out) both;grid-area:status;padding:14px 20px 2px}.intro h1{background:linear-gradient(180deg,#fff 20%,var(--lime) 130%);color:#0000;font-family:var(--font-display);letter-spacing:.06em;-webkit-background-clip:text;background-clip:text;margin:0;font-size:clamp(40px,11vw,68px);font-weight:900;line-height:1.05}.intro p{max-width:500px;color:var(--stage-muted);text-wrap:balance;margin:8px auto 0;font-size:15px;line-height:1.55}.board-area.is-idle{cursor:pointer}.board-area.is-idle .board-frame{opacity:.88;transform:scale(.96)}.board-area.is-idle .board{pointer-events:none}.board-frame{transition:opacity calc(.3s * var(--motion)) ease,transform calc(.3s * var(--motion)) var(--ease-out)}.board-area.is-idle .cell-well:after{content:"";opacity:0;animation:ripple calc(4.8s * var(--motion)) ease-in-out infinite;animation-delay:calc(var(--ring) * .16s);border:1px solid #d5f04a8c;border-radius:50%;position:absolute;inset:-2px;box-shadow:0 0 10px 1px #d5f04a59}:root[data-motion=reduced] .board-area.is-idle .cell-well:after{animation:none}@media (prefers-reduced-motion:reduce){.board-area.is-idle .cell-well:after{animation:none}}.credit{padding:2px 16px calc(8px + env(safe-area-inset-bottom));color:var(--stage-muted);text-align:center;grid-area:credit;font-size:12px}.credit a{color:var(--stage-text);text-decoration:underline;-webkit-text-decoration-color:var(--lime);text-decoration-color:var(--lime);text-underline-offset:3px}.game.is-intro .dock{padding-bottom:6px}.status-chip>span:last-child{min-width:0}.status-chip small{color:var(--lime);letter-spacing:.08em;text-transform:uppercase;font-size:11px;font-weight:800;display:block}.status-chip.is-puzzle{text-align:left;border-radius:14px}@media (hover:hover){[data-tip]{position:relative}[data-tip]:after{z-index:60;border:1px solid var(--stage-line);color:var(--stage-text);content:attr(data-tip);letter-spacing:0;text-transform:none;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity calc(.14s * var(--motion)) ease,transform calc(.14s * var(--motion)) ease;background:#0b0d0d;border-radius:8px;padding:6px 10px;font-size:12px;font-weight:600;position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%,4px);box-shadow:0 6px 16px #00000059}[data-tip]:hover:after{opacity:1;transition-delay:.25s;transform:translate(-50%)}.hud [data-tip]:after,.status-row [data-tip]:after{top:calc(100% + 8px);bottom:auto}.hud>[data-tip]:first-child:after{left:0;transform:translateY(4px)}.hud>[data-tip]:first-child:hover:after{transform:translate(0)}.hud>[data-tip]:last-child:after{left:auto;right:0;transform:translateY(4px)}.hud>[data-tip]:last-child:hover:after{transform:translate(0)}}[data-tip]:focus-visible:after{opacity:1}.result{text-align:center}.result-title{font-family:var(--font-heading);margin:4px 0 6px;font-size:clamp(30px,8vw,40px);font-weight:700;line-height:1.1}.result.is-celebrating .result-title{background:linear-gradient(180deg,#fff 20%,var(--lime) 130%);color:#0000;animation:title-pop calc(.52s * var(--motion)) var(--ease-back) both;-webkit-background-clip:text;background-clip:text}.result.is-loss .result-title{background:linear-gradient(180deg,#fff 10%,var(--orange) 120%);color:#0000;animation:title-settle calc(.48s * var(--motion)) var(--ease-out) both;-webkit-background-clip:text;background-clip:text}.result.is-celebrating .is-leader{color:var(--lime)}.result.is-loss .is-leader{color:var(--orange)}.result-score{justify-content:center;align-items:center;gap:12px;margin:8px 0 4px;font-size:40px;font-weight:800;line-height:1;display:flex}.result-score .mini-marble{width:34px;height:34px}.result-dash{color:var(--stage-muted);font-weight:400}.result-sub{color:var(--stage-muted);margin:0 0 4px;font-size:14px}.result .sheet-actions{margin-top:18px}.confetti{pointer-events:none;background:0 0;border:0;width:100vw;max-width:none;height:100vh;max-height:none;margin:0;padding:0;position:fixed;inset:0;overflow:hidden}.confetti i{will-change:transform,opacity;display:block;position:absolute}:root[data-rotating] *,:root[data-rotating] :before,:root[data-rotating] :after{transition:none!important}@keyframes ripple{0%,to{opacity:0}10%{opacity:.9}26%{opacity:0}}@keyframes title-settle{0%{opacity:0;transform:translateY(-8px)}}@keyframes title-pop{0%{opacity:0;transform:scale(.6)rotate(-4deg)}}@keyframes 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