:root{--color-paper:#fbfaf7;--color-surface:#fff;--color-ink:#20242a;--color-muted:#6e747c;--color-line:#c9cdd2;--color-grid:#20242a;--color-cobalt:#275dad;--color-cobalt-soft:#e4eefb;--color-value-match:#cfe9e5;--color-candidate-match:#eee2f6;--color-green:#2d7d5d;--color-green-soft:#dff2e9;--color-coral:#c94d43;--color-coral-soft:#fbe5e1;--color-gold-soft:#fff1bd;--shadow-raised:0 12px 30px #20242a1a;--radius-small:4px;--radius-medium:8px;--font-display:Charter, Cambria, Georgia, serif;--font-body:Aptos, "Trebuchet MS", sans-serif}*{box-sizing:border-box}html{background:var(--color-paper);color:var(--color-ink);font-family:var(--font-body);font-synthesis:none;text-rendering:optimizelegibility}body{min-width:320px;min-height:100dvh;margin:0}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid 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var(--color-line);border-radius:var(--radius-small);min-height:92px;color:var(--color-ink);background:var(--color-surface);padding:13px;text-decoration:none;display:grid}._puzzleProgress_mddyt_129{border-color:var(--color-cobalt);background:var(--color-cobalt-soft)}._puzzleSolved_mddyt_131{border-color:var(--color-green);background:var(--color-green-soft)}._code_mddyt_173{overflow-wrap:anywhere;font-variant-numeric:tabular-nums;font-weight:800}._details_mddyt_185,._status_mddyt_187{color:var(--color-muted);font-size:12px}._status_mddyt_187{align-self:end;margin-top:8px;font-weight:700}._empty_mddyt_209{border-block:1px solid var(--color-line);text-align:center;align-content:center;place-items:center;gap:14px;min-height:240px;display:grid}._empty_mddyt_209 h2{font-family:var(--font-display);margin:0}._sectionRow_kj121_1{justify-content:space-between;align-items:center;gap:12px;display:flex}._gameHeader_kj121_8{grid-template-columns:auto auto minmax(0,1fr) 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auto}._completedReview_kj121_81{gap:16px;width:min(100%,620px);margin:0 auto;display:grid}._completedReview_kj121_81 ._completePanel_kj121_88{margin-top:0}._stats_kj121_92{color:var(--color-muted);font-variant-numeric:tabular-nums;justify-content:flex-end;justify-self:end;gap:22px;font-size:13px;display:flex}._timer_kj121_102{text-align:center;min-width:5ch;display:inline-block}._board_kj121_108{aspect-ratio:1;border:2px solid var(--color-grid);background:var(--color-grid);grid-template-rows:repeat(9,minmax(0,1fr));grid-template-columns:repeat(9,minmax(0,1fr));gap:0;width:100%;display:grid;position:relative}._cell_kj121_120{border:0;border-right:1px solid var(--color-grid);border-bottom:1px solid var(--color-grid);min-width:0;min-height:0;color:var(--color-cobalt);background:var(--color-surface);place-items:center;padding:0;font-size:clamp(18px,6vw,30px);font-weight:650;display:grid;position:relative;overflow:hidden}html[data-placed-number-size=small] ._cell_kj121_120{font-size:clamp(15px,4.5vw,22px)}html[data-placed-number-size=medium] ._cell_kj121_120{font-size:clamp(17px,5.3vw,26px)}html[data-placed-number-size=default] ._cell_kj121_120{font-size:clamp(18px,6vw,30px)}html[data-placed-number-size=large] ._cell_kj121_120{font-size:clamp(21px,7vw,34px)}html[data-placed-number-size=extra-large] ._cell_kj121_120{font-size:clamp(24px,8vw,38px)}._cell_kj121_120:nth-child(3n):not(:nth-child(9n)){border-right-width:2px}._cell_kj121_120:nth-child(n+19):nth-child(-n+27),._cell_kj121_120:nth-child(n+46):nth-child(-n+54){border-bottom-width:2px}._cell_kj121_120:nth-child(9n){border-right-width:0}._cell_kj121_120:nth-child(n+73):nth-child(-n+81){border-bottom-width:0}._boardComplete_kj121_174{animation:2.8s ease-in-out infinite _completionBoardGlow_kj121_1}._boardConfetti_kj121_178 ._cell_kj121_120{animation:2.8s ease-in-out infinite both _completionCellWave_kj121_1}._boardRipple_kj121_182 ._cell_kj121_120{animation:3.6s ease-in-out infinite both _completionCellRipple_kj121_1}._boardBoxCascade_kj121_186 ._cell_kj121_120{animation:5.2s ease-in-out infinite both _completionBoxCell_kj121_1}._boardChain_kj121_190 ._cell_kj121_120{animation:9s ease-in-out infinite both _completionChainBoardCell_kj121_1}@keyframes _completionBoardGlow_kj121_1{45%{border-color:var(--color-green);box-shadow:0 0 0 5px #2d7d5d2e}}@keyframes _completionCellWave_kj121_1{0%,22%,to{box-shadow:inset 0 0 #2d7d5d00}42%{box-shadow:inset 0 0 0 100px #2d7d5d2e}}._completionEffect_kj121_213{z-index:3;pointer-events:none;position:absolute;inset:0;overflow:hidden}._completionConfetti_kj121_221{isolation:isolate}._confettiPiece_kj121_225{--confetti-drift:18px;background:var(--color-cobalt);opacity:0;border-radius:1px;width:6px;height:11px;animation:linear infinite _completionConfettiFall_kj121_1;position:absolute;top:-14px}._confettiPiece_kj121_225:nth-child(3n){--confetti-drift:-22px;background:var(--color-green)}._confettiPiece_kj121_225:nth-child(3n+2){--confetti-drift:28px;background:var(--color-coral)}._confettiPiece_kj121_225:nth-child(5n){--confetti-drift:-12px;background:#d3a72d}@keyframes _completionConfettiFall_kj121_1{0%{opacity:0;top:-14px;transform:translate(0)rotate(0)}12%,82%{opacity:.82}to{opacity:0;transform:translateX(var(--confetti-drift)) rotate(1.4turn);top:calc(100% + 14px)}}._rippleRing_kj121_275{aspect-ratio:1;border:3px solid var(--color-green);opacity:0;border-radius:50%;width:12%;animation:3.6s ease-out infinite both _completionRippleRing_kj121_1;position:absolute;top:50%;left:50%}._rippleRing_kj121_275:nth-child(2n){border-color:var(--color-cobalt)}@keyframes _completionRippleRing_kj121_1{0%{opacity:0;transform:translate(-50%,-50%)scale(.2)}10%{opacity:.72}65%,to{opacity:0;transform:translate(-50%,-50%)scale(10)}}@keyframes _completionCellRipple_kj121_1{0%,14%,to{box-shadow:inset 0 0 #2d7d5d00}28%{box-shadow:inset 0 0 0 100px #2d7d5d40}42%{box-shadow:inset 0 0 0 3px #1f62b23d}}._completionBoxCascade_kj121_324{--completion-box:33.3333%}._boxCascadeFrame_kj121_328{top:calc(var(--box-y) * var(--completion-box));left:calc(var(--box-x) * var(--completion-box));width:var(--completion-box);height:var(--completion-box);border:4px solid var(--color-cobalt);opacity:0;animation:5.2s ease-out infinite both _completionBoxFrame_kj121_1;position:absolute;box-shadow:inset 0 0 0 3px #ffffffbf}._boxCascadeFrame_kj121_328:nth-child(3n){color:var(--color-green);border-color:var(--color-green)}._boxCascadeFrame_kj121_328:nth-child(3n+2){border-color:var(--color-coral)}@keyframes _completionBoxFrame_kj121_1{0%{opacity:0;transform:scale(.82)}5%,11%{opacity:.9;transform:scale(1)}18%,to{opacity:0;transform:scale(1.04)}}@keyframes _completionBoxCell_kj121_1{0%,18%,to{color:inherit;box-shadow:inset 0 0 #1f62b200}6%,12%{color:var(--color-cobalt);box-shadow:inset 0 0 0 100px var(--color-gold-soft)}}._completionChain_kj121_383{--chain-cell:11.1111%}._chainRunner_kj121_387,._chainReplacement_kj121_388{width:var(--chain-cell);aspect-ratio:1;font-family:var(--font-display);place-items:center;font-size:clamp(20px,6vw,38px);font-weight:800;display:grid;position:absolute}._chainRunner_kj121_387{z-index:2;top:calc(var(--y0) * var(--chain-cell));left:calc(var(--x0) * var(--chain-cell));opacity:0}._chainRunnerDigit_kj121_406{aspect-ratio:1;color:#fff;background:var(--color-cobalt);border-radius:50%;place-items:center;width:76%;animation:.72s ease-in-out infinite _completionChainHop_kj121_1;display:grid;box-shadow:0 4px 14px #0d233a4d}._chainPrimary_kj121_418{animation:9s linear 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_completionChainReplacement_kj121_1}._chainMutatedReplacement_kj121_458{color:var(--color-green);background:var(--color-green-soft)}._chainPartnerReplacement_kj121_463{color:var(--color-coral);background:#fff0ec}._chainFusionReplacement_kj121_468{color:var(--color-ink);background:var(--color-gold-soft)}@keyframes _completionChainHop_kj121_1{0%,to{transform:translateY(0)}50%{transform:translateY(-18%)}}@keyframes _completionChainPrimary_kj121_1{0%{top:calc(var(--y0) * var(--chain-cell));left:calc(var(--x0) * var(--chain-cell));opacity:0;transform:scale(.4)}3%{opacity:1}7%{transform:scale(2)}13%{top:calc(var(--y1) * var(--chain-cell));left:calc(var(--x1) * var(--chain-cell));transform:scale(1)}19%{top:calc(var(--y2) * var(--chain-cell));left:calc(var(--x2) * var(--chain-cell))}25%{top:calc(var(--y3) * var(--chain-cell));left:calc(var(--x3) * var(--chain-cell))}31%{top:calc(var(--y4) * var(--chain-cell));left:calc(var(--x4) * var(--chain-cell));transform:scale(1)}35%{opacity:1;transform:scale(2.2)}38%,to{top:calc(var(--y4) * var(--chain-cell));left:calc(var(--x4) * var(--chain-cell));opacity:0;transform:scale(.4)}}@keyframes _completionChainMutated_kj121_1{0%,34%{top:calc(var(--y0) * var(--chain-cell));left:calc(var(--x0) * var(--chain-cell));opacity:0;transform:scale(.4)}38%{opacity:1;transform:scale(2)}45%{top:calc(var(--y1) * var(--chain-cell));left:calc(var(--x1) * var(--chain-cell));transform:scale(1)}51%{top:calc(var(--y2) * var(--chain-cell));left:calc(var(--x2) * var(--chain-cell))}57%{top:calc(var(--y3) * var(--chain-cell));left:calc(var(--x3) * var(--chain-cell));opacity:1;transform:scale(1.4)}60%,to{top:calc(var(--y3) * var(--chain-cell));left:calc(var(--x3) * var(--chain-cell));opacity:0;transform:scale(.4)}}@keyframes _completionChainPartner_kj121_1{0%,40%{top:calc(var(--y0) * var(--chain-cell));left:calc(var(--x0) * 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h2{font-family:var(--font-display);margin:0;padding:14px 0 9px;font-size:18px}._setting_11hd3_1{border-top:1px solid var(--color-line);min-height:58px;color:var(--color-ink);justify-content:space-between;align-items:center;gap:20px;padding:10px 0;font-weight:700;display:flex}._setting_11hd3_1:last-child{border-bottom:1px solid var(--color-line)}._toggle_11hd3_109{appearance:none;border:1px solid var(--color-line);cursor:pointer;background:#e5e7e9;border-radius:13px;flex:none;width:46px;height:26px;margin:0;position:relative}._toggle_11hd3_109:after{background:var(--color-surface);content:"";border-radius:50%;width:18px;height:18px;transition:transform .14s;position:absolute;top:3px;left:3px;box-shadow:0 1px 3px #20242a40}._toggle_11hd3_109:checked{border-color:var(--color-cobalt);background:var(--color-cobalt)}._toggle_11hd3_109:checked:after{transform:translate(20px)}._sizeSetting_11hd3_179{border:0;border-top:1px solid var(--color-line);margin:0;padding:14px 0 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h1{font-family:var(--font-display);margin:0;font-size:42px;line-height:1}._intro_1klxl_11>p:last-child{max-width:600px;color:var(--color-muted);margin:0;line-height:1.5}._eyebrow_1klxl_51,._resultEyebrow_1klxl_53{color:var(--color-cobalt);text-transform:uppercase;margin:0;font-size:12px;font-weight:800}._techniqueSections_1klxl_69{gap:30px;display:grid}._techniqueSection_1klxl_69 h2{font-family:var(--font-display);margin:0 0 12px;font-size:23px}._techniqueList_1klxl_91{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;display:grid}._technique_1klxl_69,._techniqueActive_1klxl_105{border:1px solid var(--color-line);border-radius:var(--radius-small);min-height:68px;color:var(--color-ink);background:var(--color-surface);grid-template-columns:42px minmax(0,1fr) auto;align-items:center;gap:10px;padding:9px 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h2{font-family:var(--font-display);margin:3px 0 4px;font-size:27px}._sectionHeader_1klxl_225 p:last-child{color:var(--color-muted);margin:0;font-size:13px}._resultActions_1klxl_273{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:12px;display:flex}._lessonLink_1klxl_289{border:1px solid var(--color-line);border-radius:var(--radius-small);min-height:40px;color:var(--color-ink);background:var(--color-surface);align-items:center;gap:7px;padding:8px 11px;font-size:12px;font-weight:700;text-decoration:none;display:inline-flex}._filterToggle_1klxl_319{min-height:40px;color:var(--color-muted);cursor:pointer;align-items:center;gap:8px;font-size:12px;font-weight:700;display:inline-flex}._filterToggle_1klxl_319 input{appearance:none;border:1px solid var(--color-line);background:#e5e7e9;border-radius:11px;width:40px;height:22px;margin:0;position:relative}._filterToggle_1klxl_319 input:after{background:var(--color-surface);content:"";border-radius:50%;width:16px;height:16px;position:absolute;top:2px;left:2px;box-shadow:0 1px 3px #20242a40}._filterToggle_1klxl_319 input:checked{border-color:var(--color-cobalt);background:var(--color-cobalt)}._filterToggle_1klxl_319 input:checked:after{transform:translate(18px)}._puzzleGrid_1klxl_405{grid-template-columns:repeat(auto-fill,minmax(84px,1fr));gap:6px;display:grid}._puzzle_1klxl_405,._puzzleSolved_1klxl_419,._puzzleProgress_1klxl_421{border:1px solid var(--color-line);border-radius:var(--radius-small);min-height:58px;color:var(--color-ink);background:var(--color-surface);font-variant-numeric:tabular-nums;grid-template-rows:1fr auto;place-items:center;padding:6px 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