.tg-grid-wrapper{display:flex;justify-content:center;align-items:center;padding:.25rem}.tg-grid{display:grid;border:2px solid var(--color-border);border-radius:6px;overflow:visible;box-shadow:0 2px 12px #0000001f;-webkit-user-select:none;user-select:none}.tg-cell{position:relative;display:flex;align-items:center;justify-content:center;border:1px solid rgba(0,0,0,.13);cursor:pointer;background:var(--color-surface);transition:background .12s,filter .1s;aspect-ratio:1;touch-action:manipulation;-webkit-tap-highlight-color:transparent}.tg-cell:hover:not(.tg-clue){background:color-mix(in srgb,var(--color-surface) 92%,#000 8%)}.tg-cell:focus{outline:none}.tg-cell:focus-visible{outline:none;box-shadow:inset 0 0 0 3px #1565c0,inset 0 0 0 5px #fff;z-index:3}.tg-cell.tg-sun:after{content:"☀️";font-size:calc(var(--tg-cell-px, 48px) * .62);line-height:1}.tg-cell.tg-moon:after{content:"🌙";font-size:calc(var(--tg-cell-px, 48px) * .58);line-height:1;filter:hue-rotate(200deg) saturate(1.4) brightness(.95)}.tg-cell.tg-clue{cursor:default;background:color-mix(in srgb,var(--color-surface) 60%,var(--color-border) 40%)}.tg-cell.tg-clue:hover{filter:none}.tg-cell.tg-conflict{outline:3px solid #e53935;outline-offset:-2px;z-index:1}.tg-cell.tg-hint-target{outline:4px dashed #4e342e;outline-offset:-4px;z-index:4;animation:tg-hint-target-pulse 1.3s ease-in-out infinite}.tg-cell.tg-hint-target--sun:before,.tg-cell.tg-hint-target--moon:before{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;font-size:calc(var(--tg-cell-px, 48px) * .55);line-height:1;pointer-events:none;opacity:.55}.tg-cell.tg-hint-target--sun:before{content:"☀️"}.tg-cell.tg-hint-target--moon:before{content:"🌙";filter:hue-rotate(200deg) saturate(1.4) brightness(.95)}.tg-cell.tg-hint-target--sun{outline-color:#e65100}.tg-cell.tg-hint-target--moon{outline-color:#1565c0}.tg-cell.tg-hint-target--wrong{outline-color:#c62828;animation-name:tg-hint-target-pulse-wrong}.tg-cell.tg-hint-target--wrong:before{content:"⚠";position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;font-size:calc(var(--tg-cell-px, 48px) * .45);color:#c62828cc;font-weight:700;pointer-events:none}@keyframes tg-hint-target-pulse{0%,to{outline-color:#4e342e}50%{outline-color:#ff6f00}}@keyframes tg-hint-target-pulse-wrong{0%,to{outline-color:#c62828}50%{outline-color:#ff1744}}.tg-cell.tg-hint-source{outline:4px solid #263238;outline-offset:-4px;z-index:3}.tg-cell.tg-hint-contradiction{outline:4px dashed #c62828;outline-offset:-4px;background-image:linear-gradient(#c6282838,#c6282838);z-index:3}.tg-cell.tg-hint-row{background-image:linear-gradient(#37474f59,#37474f59)}.tg-cell.tg-hint-col{background-image:linear-gradient(#00695c59,#00695c59)}.tg-constraint.tg-constraint-active{background:#fff3e0;border-color:#e65100;color:#bf360c;box-shadow:0 0 0 2px #ffcc80;animation:tg-constraint-pulse 1.3s ease-in-out infinite}@keyframes tg-constraint-pulse{0%,to{box-shadow:0 0 0 2px #ffcc80}50%{box-shadow:0 0 0 4px #ff9800}}.tg-hint-panel{max-width:480px;margin:.5rem auto 0;background:var(--color-surface);border-radius:var(--radius-md);box-shadow:var(--shadow-md);padding:.75rem 2rem .75rem 1rem;font-size:.85rem;line-height:1.45;color:var(--color-text);position:relative;display:none}.tg-hint-panel.active{display:block;animation:tg-hint-panel-in .2s ease-out}@keyframes tg-hint-panel-in{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.tg-hint-title{font-weight:700;font-size:.8rem;text-transform:uppercase;letter-spacing:.04em;color:#e65100;margin-bottom:.25rem}.tg-hint-body{color:var(--color-text)}.tg-hint-close{position:absolute;top:.25rem;right:.4rem;background:none;border:none;font-size:1.2rem;line-height:1;color:var(--color-text-muted);cursor:pointer;padding:.2rem .4rem}.tg-hint-close:hover{color:var(--color-text)}.tg-hint-reveal{margin-top:.55rem;display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}.tg-hint-reveal-prompt{color:var(--color-text-muted);font-size:.82rem}.tg-hint-reveal-yes{background:#e65100;color:#fff;border:none;padding:.3rem .75rem;border-radius:4px;font-weight:600;cursor:pointer}.tg-hint-reveal-yes:hover{background:#bf360c}.tg-hint-body [class^=tg-kw-]{padding:.05em .35em;border-radius:4px;font-weight:700;border:1.5px solid currentColor}.tg-hint-body .tg-kw-sun{color:#e65100;background:#e651001a}.tg-hint-body .tg-kw-moon{color:#1565c0;background:#1565c01a}.tg-hint-body .tg-kw-row{color:#37474f;background:#37474f1a}.tg-hint-body .tg-kw-col{color:#00695c;background:#00695c1a}.tg-hint-body .tg-kw-source{color:#263238;background:#26323814}.tg-hint-body .tg-kw-eq{color:#1565c0;background:#1565c01a}.tg-hint-body .tg-kw-ne{color:#b71c1c;background:#b71c1c1a}.tg-grid.tg-solved{border-color:#2e7d32;border-width:3px;box-shadow:0 0 0 3px #2e7d32,0 2px 12px #0000001f;animation:tg-win-border .4s ease-out}@keyframes tg-win-border{0%{box-shadow:0 0 #2e7d32}60%{box-shadow:0 0 0 6px #2e7d3255}to{box-shadow:0 0 0 3px #2e7d32,0 2px 12px #0000001f}}.tg-constraint{position:absolute;z-index:5;display:flex;align-items:center;justify-content:center;width:calc(var(--tg-cell-px, 48px) * .38);height:calc(var(--tg-cell-px, 48px) * .38);min-width:14px;min-height:14px;font-size:calc(var(--tg-cell-px, 48px) * .22);font-weight:700;line-height:1;border-radius:50%;background:var(--color-bg);border:1.5px solid var(--color-border);color:var(--color-text);pointer-events:none}.tg-constraint.tg-constraint-right{right:calc(var(--tg-cell-px, 48px) * -.19);top:50%;transform:translateY(-50%)}.tg-constraint.tg-constraint-bottom{bottom:calc(var(--tg-cell-px, 48px) * -.19);left:50%;transform:translate(-50%)}.tg-constraint[data-type=eq]{color:#1565c0;border-color:#90caf9;background:color-mix(in srgb,var(--color-bg) 85%,#90caf9 15%)}.tg-constraint[data-type=ne]{color:#b71c1c;border-color:#ef9a9a;background:color-mix(in srgb,var(--color-bg) 85%,#ef9a9a 15%)}.tg-example{margin-top:1rem;padding-top:.85rem;border-top:1px dashed var(--color-border)}.tg-slide{flex:0 0 100%;scroll-snap-align:start;display:flex;flex-direction:column;align-items:center;gap:.5rem;padding:.25rem 0}.tg-example-grid{display:grid;grid-template-columns:repeat(4,36px);grid-template-rows:repeat(4,36px);gap:0;border:2px solid var(--color-border);border-radius:4px;overflow:visible}.tg-ex-cell{position:relative;display:flex;align-items:center;justify-content:center;border:1px solid rgba(0,0,0,.1);font-size:20px;line-height:1;background:var(--color-surface)}.tg-ex-cell.tg-ex-sun:before{content:"☀️"}.tg-ex-cell.tg-ex-moon:before{content:"🌙";filter:hue-rotate(200deg) saturate(1.4) brightness(.95)}.tg-ex-cell.tg-ex-conflict{outline:2px solid #e53935;outline-offset:-2px;z-index:1}.tg-ex-constraint{position:absolute;z-index:5;display:flex;align-items:center;justify-content:center;width:14px;height:14px;font-size:9px;font-weight:700;line-height:1;border-radius:50%;background:var(--color-bg);border:1.5px solid var(--color-border)}.tg-ex-constraint.tg-ex-con-right{right:-7px;top:50%;transform:translateY(-50%)}.tg-ex-constraint[data-type=eq]{color:#1565c0;border-color:#90caf9;background:color-mix(in srgb,var(--color-bg) 85%,#90caf9 15%)}.tg-ex-constraint[data-type=ne]{color:#b71c1c;border-color:#ef9a9a;background:color-mix(in srgb,var(--color-bg) 85%,#ef9a9a 15%)}.tg-example-caption{font-size:.78rem;color:var(--color-text-muted);text-align:center;line-height:1.4;max-width:280px;margin:0}.tg-slide-nav{position:absolute;top:76px;transform:translateY(-50%);width:28px;height:28px;border-radius:50%;background:#0000008c;color:#fff;border:none;font-size:18px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:2}.tg-slide-dots{display:flex;justify-content:center;gap:.35rem;margin-top:.35rem}@media(prefers-reduced-motion:reduce){.tg-cell.tg-hint-flash{animation:none;filter:brightness(1.3)}.tg-grid.tg-solved{animation:none}}