._header_giopr_2{display:flex;justify-content:space-between;align-items:center;padding:1rem 0;border-bottom:1px solid #eee}._logo_giopr_10{font-size:1.8rem;font-weight:700;color:#333;margin-right:auto}._logoLink_giopr_17{text-decoration:none;color:inherit}._navLinks_giopr_22{display:flex;gap:1rem;margin-left:20px}._navLink_giopr_22{text-decoration:none;color:#007bff;font-size:1rem;padding:.4rem .8rem;border-radius:4px;transition:background-color .2s,color .2s}._navLink_giopr_22:hover{background-color:#e7f3ff;color:#0056b3}._difficultyContainer_giopr_42{display:flex;align-items:center;gap:.5rem;margin-left:20px}._difficultyLabel_giopr_49{font-size:.9rem;color:#666}._difficultyTabs_giopr_54{display:flex;gap:.8rem}._difficultyTab_giopr_54{padding:.4rem .8rem;border:none;background-color:transparent;cursor:pointer;font-size:.9rem;color:#007bff;border-radius:4px;transition:background-color .2s,color .2s}._difficultyTab_giopr_54:hover{background-color:#e7f3ff}._difficultyTab_giopr_54._active_giopr_74{background-color:#007bff;color:#fff;font-weight:700}._boardContainer_1ybef_2{display:flex;justify-content:center;align-items:center;padding:1rem;aspect-ratio:1 / 1;max-width:500px;margin:auto}._grid_1ybef_12{display:grid;grid-template-columns:repeat(9,1fr);grid-template-rows:repeat(9,1fr);width:100%;height:100%;border:3px solid #333;background-color:#fff;border-collapse:collapse}._cell_1ybef_23{display:flex;justify-content:center;align-items:center;border:1px solid #ccc;font-size:1.5rem;cursor:pointer;position:relative;aspect-ratio:1 / 1;transition:background-color .2s;border-right:1px solid #ccc;border-bottom:1px solid #ccc}._cell_1ybef_23:nth-child(3n){border-right:2px solid #555}._cell_1ybef_23:nth-child(9n){border-right:none}._cell_1ybef_23:nth-child(n+19):nth-child(-n+27){border-bottom:2px solid #555}._cell_1ybef_23:nth-child(n+46):nth-child(-n+54){border-bottom:2px solid #555}._cell_1ybef_23:nth-child(n+73):nth-child(-n+81){border-bottom:none}._cell_1ybef_23:hover{background-color:#f0f0f0}._cell_1ybef_23._selected_1ybef_78{background-color:#d0eaff}._cell_1ybef_23._highlighted_1ybef_82{background-color:#e7f3ff}._cell_1ybef_23._selected_1ybef_78._highlighted_1ybef_82{background-color:#d0eaff}._cell_1ybef_23._prefilled_1ybef_91{background-color:#eee;font-weight:700;cursor:default}._cell_1ybef_23._prefilled_1ybef_91:hover{background-color:#eee}._cellValue_1ybef_101{color:#333;font-weight:400}._cell_1ybef_23._prefilled_1ybef_91 ._cellValue_1ybef_101{color:#000;font-weight:700}._cell_1ybef_23._conflict_1ybef_113 ._cellValue_1ybef_101{color:#dc3545;font-weight:700}._cellNotes_1ybef_118{position:absolute;top:2px;left:2px;right:2px;bottom:2px;display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(3,1fr);font-size:.6rem;color:#555;text-align:center;line-height:1.1}._cellNotes_1ybef_118 span{display:flex;align-items:center;justify-content:center}@media (max-width: 768px){._boardContainer_1ybef_2{max-width:100%;padding:.5rem}._cell_1ybef_23{font-size:1.2rem;min-width:30px;min-height:30px}._cellNotes_1ybef_118{font-size:.5rem;top:1px;left:1px;right:1px;bottom:1px}}@media (max-width: 400px){._cell_1ybef_23{font-size:1rem;min-width:25px;min-height:25px}._cellNotes_1ybef_118{font-size:.4rem}}._controlsContainer_jatzq_2{display:flex;flex-direction:column;gap:1.5rem;padding:1rem}._infoBar_jatzq_9{display:flex;justify-content:space-between;align-items:center;font-size:.9rem;color:#555}._actionButtons_jatzq_25{display:grid;grid-template-columns:repeat(4,1fr);gap:.8rem}._actionButton_jatzq_25{padding:.8rem;border:1px solid #ccc;border-radius:8px;background-color:#f8f9fa;cursor:pointer;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:.3rem;font-size:.8rem;color:#333;transition:background-color .2s,border-color .2s}._actionButton_jatzq_25:hover{background-color:#e9ecef;border-color:#bbb}._actionButton_jatzq_25._active_jatzq_52{background-color:#d0eaff;border-color:#007bff}._actionButton_jatzq_25 svg{width:24px;height:24px}._numberPad_jatzq_62{display:grid;grid-template-columns:repeat(3,1fr);gap:.8rem}._numberButton_jatzq_68{padding:1rem;font-size:1.8rem;font-weight:700;border:1px solid #ccc;border-radius:8px;background-color:#f8f9fa;color:#007bff;cursor:pointer;transition:background-color .2s,border-color .2s}._numberButton_jatzq_68:hover{background-color:#e9ecef;border-color:#bbb}._newGameButton_jatzq_85{padding:1rem;font-size:1.2rem;font-weight:700;color:#fff;background-color:#007bff;border:none;border-radius:8px;cursor:pointer;transition:background-color .2s}._newGameButton_jatzq_85:hover{background-color:#0056b3}._gameComplete_jatzq_102{margin-top:1rem;padding:.8rem;border-radius:6px;text-align:center;font-weight:700;background-color:#d4edda;color:#155724;border:1px solid #c3e6cb}@media (max-width: 768px){._controlsContainer_jatzq_2{padding:.5rem;gap:1rem}._infoBar_jatzq_9{font-size:.8rem}._actionButtons_jatzq_25{gap:.5rem}._actionButton_jatzq_25{padding:.6rem;font-size:.7rem;gap:.2rem}._actionButton_jatzq_25 svg{width:20px;height:20px}._numberPad_jatzq_62{gap:.5rem}._numberButton_jatzq_68{padding:.8rem;font-size:1.5rem}._newGameButton_jatzq_85{padding:.8rem;font-size:1rem}._gameComplete_jatzq_102{padding:.6rem;font-size:.9rem}}.tips-page-container{max-width:800px;margin:20px auto;padding:20px;background-color:#f9f9f9;border-radius:8px;box-shadow:0 2px 4px #0000001a;color:#333}.tips-page-container h1{text-align:center;color:#2c3e50;margin-bottom:30px}.tip-article{background-color:#fff;padding:20px;margin-bottom:20px;border-radius:6px;box-shadow:0 1px 3px #0000000d}.tip-article h2{color:#34495e;margin-top:0;margin-bottom:10px}.tip-article p{line-height:1.6;margin-bottom:10px}.tip-article p:last-child{margin-bottom:0}.tip-article em{font-size:.9em;color:#7f8c8d}.rules-page-container{max-width:800px;margin:20px auto;padding:20px;background-color:#fdfdfd;border-radius:8px;box-shadow:0 2px 4px #0000001a;color:#333;line-height:1.7}.rules-page-container h1{text-align:center;color:#2c3e50;margin-bottom:30px;font-size:2.2em}.rules-section{background-color:#fff;padding:25px;margin-bottom:25px;border-radius:6px;box-shadow:0 1px 3px #0000000d}.rules-section h2{color:#34495e;margin-top:0;margin-bottom:15px;border-bottom:1px solid #eee;padding-bottom:10px}.rules-section p{margin-bottom:15px}.rules-section ul{list-style-type:disc;margin-left:25px;padding-left:0;margin-bottom:15px}.rules-section li{margin-bottom:10px}.rules-section strong{color:#2980b9}.rules-page-container em{display:block;text-align:right;font-size:.9em;color:#7f8c8d;margin-top:20px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;line-height:1.6;background-color:#f8f9fa;color:#333}.app-container{max-width:1000px;margin:1rem auto;padding:0 1rem;background-color:#fff;border-radius:8px;box-shadow:0 2px 10px #0000000d}header{border:none;padding:1rem}.main-content{display:flex;gap:2rem;padding:1rem;align-items:flex-start}.main-content>*:nth-child(1){flex:2;min-width:300px}.main-content>*:nth-child(2){flex:1;max-width:350px}.main-content>div{border:none;padding:0}@media (max-width: 768px){.app-container{margin:0;border-radius:0;box-shadow:none;padding:0 .5rem}.main-content{flex-direction:column;gap:1.5rem;padding:.5rem;align-items:center}.main-content>*:nth-child(1),.main-content>*:nth-child(2){max-width:none;min-width:0;width:100%}.main-content>*:nth-child(1){max-width:500px}.main-content>*:nth-child(2){max-width:350px}}#root{max-width:100%;margin:0;padding:0;text-align:left;width:100%}.logo{height:auto;padding:0;will-change:unset;transition:none}.logo:hover,.logo.react:hover{filter:none}@keyframes logo-spin{0%{transform:none}to{transform:none}}@media (prefers-reduced-motion: no-preference){a:nth-of-type(2) .logo{animation:none}}.card{padding:0}.read-the-docs{display:none}.seo-content{margin-top:2rem;padding:1.5rem;background-color:#f8f9fa;border-radius:8px;line-height:1.7;color:#495057}.seo-content h2{color:#333;margin-bottom:1rem}.seo-content h3{color:#555;margin-top:1.5rem;margin-bottom:.5rem}.seo-content ul{margin-left:1.5rem;margin-bottom:1rem}.seo-content li{margin-bottom:.5rem}:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;justify-content:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}