.sudoku-module__KCMZfG__container{max-width:1000px;margin:0 auto;padding:2rem 1rem}.sudoku-module__KCMZfG__header{text-align:center;margin-bottom:2rem}.sudoku-module__KCMZfG__title{color:var(--secondary-color);margin-bottom:.5rem;font-size:2rem;font-weight:700}.sudoku-module__KCMZfG__description{color:var(--text-color-light);max-width:600px;margin:0 auto;font-size:1.1rem}.sudoku-module__KCMZfG__gameSection{grid-template-columns:1fr 300px;gap:2rem;margin-bottom:2rem;display:grid}@media (max-width:1024px){.sudoku-module__KCMZfG__gameSection{grid-template-columns:1fr;gap:1.5rem}}.sudoku-module__KCMZfG__gridContainer{justify-content:center;margin-bottom:1rem;display:flex}.sudoku-module__KCMZfG__sudokuGrid{border:3px solid var(--secondary-color);background:var(--secondary-color);aspect-ratio:1;grid-template-rows:repeat(9,1fr);grid-template-columns:repeat(9,1fr);gap:1px;width:100%;max-width:500px;display:grid}.sudoku-module__KCMZfG__cell{aspect-ratio:1;border:1px solid var(--border-color);background:var(--card-background);color:var(--text-color);cursor:pointer;justify-content:center;align-items:center;font-size:1.2rem;font-weight:600;transition:all .2s;display:flex;position:relative}.sudoku-module__KCMZfG__cell:hover{background:#0070f31a}.sudoku-module__KCMZfG__cell.sudoku-module__KCMZfG__selected{border-color:var(--primary-color);background:#0070f333}.sudoku-module__KCMZfG__cell.sudoku-module__KCMZfG__preFilled{color:var(--primary-color);background:#0070f30d;font-weight:700}.sudoku-module__KCMZfG__cell.sudoku-module__KCMZfG__invalid{background:#ef44441a;border-color:#ef4444}.sudoku-module__KCMZfG__cell:focus{outline:2px solid var(--primary-color);outline-offset:-2px}.sudoku-module__KCMZfG__cell:nth-child(3n){border-right:2px solid var(--secondary-color)}.sudoku-module__KCMZfG__cell:nth-child(9n+1){border-left:2px solid var(--secondary-color)}.sudoku-module__KCMZfG__cell:nth-child(n+19):nth-child(-n+27){border-top:2px solid var(--secondary-color)}.sudoku-module__KCMZfG__cell:nth-child(n+46):nth-child(-n+54){border-bottom:2px solid var(--secondary-color)}.sudoku-module__KCMZfG__cellInput{text-align:center;width:100%;height:100%;color:var(--text-color);background:0 0;border:none;outline:none;font-size:1.2rem;font-weight:600}.sudoku-module__KCMZfG__numberPad{grid-template-columns:repeat(3,1fr);gap:.5rem;margin-bottom:1.5rem;display:grid}.sudoku-module__KCMZfG__numberButton{border:2px solid var(--border-color);background:var(--card-background);color:var(--text-color);cursor:pointer;aspect-ratio:1;border-radius:8px;justify-content:center;align-items:center;padding:.75rem;font-size:1.1rem;font-weight:600;transition:all .2s;display:flex}.sudoku-module__KCMZfG__numberButton:hover:not(:disabled){border-color:var(--primary-color);background:#0070f31a}.sudoku-module__KCMZfG__numberButton:disabled{opacity:.5;cursor:not-allowed}.sudoku-module__KCMZfG__clearButton{color:#fff;background:#ef4444;border-color:#ef4444;grid-column:span 3}.sudoku-module__KCMZfG__clearButton:hover:not(:disabled){background:#dc2626;border-color:#dc2626}.sudoku-module__KCMZfG__controlsSection{background:var(--card-background);border:1px solid var(--card-border);border-radius:12px;padding:1.5rem}.sudoku-module__KCMZfG__controlsTitle{color:var(--secondary-color);text-align:center;margin-bottom:1rem;font-size:1.2rem;font-weight:600}.sudoku-module__KCMZfG__difficultySelector{flex-wrap:wrap;gap:.5rem;margin-bottom:1.5rem;display:flex}.sudoku-module__KCMZfG__difficultyButton{border:2px solid var(--border-color);background:var(--card-background);color:var(--text-color);cursor:pointer;text-align:center;border-radius:6px;flex:1;padding:.5rem;font-weight:500;transition:all .2s}.sudoku-module__KCMZfG__difficultyButton.sudoku-module__KCMZfG__active{border-color:var(--primary-color);color:var(--primary-color);background:#0070f31a}.sudoku-module__KCMZfG__difficultyButton:hover{border-color:var(--primary-color)}.sudoku-module__KCMZfG__gameControls{flex-direction:column;gap:.75rem;display:flex}.sudoku-module__KCMZfG__controlButton{cursor:pointer;text-align:center;border:none;border-radius:8px;padding:.75rem 1rem;font-size:1rem;font-weight:600;transition:all .2s}.sudoku-module__KCMZfG__newGameButton{background:linear-gradient(135deg,var(--primary-color),#0070f3);color:#fff}.sudoku-module__KCMZfG__newGameButton:hover{background:linear-gradient(135deg,#005bb5,#0056b3);transform:translateY(-2px)}.sudoku-module__KCMZfG__pauseButton{color:#fff;background:linear-gradient(135deg,#f59e0b,#d97706)}.sudoku-module__KCMZfG__pauseButton:hover{background:linear-gradient(135deg,#d97706,#b45309);transform:translateY(-2px)}.sudoku-module__KCMZfG__resetButton{color:#fff;background:#6b7280}.sudoku-module__KCMZfG__resetButton:hover{background:#4b5563;transform:translateY(-2px)}.sudoku-module__KCMZfG__hintButton{color:#fff;background:linear-gradient(135deg,#8b5cf6,#7c3aed)}.sudoku-module__KCMZfG__hintButton:hover{background:linear-gradient(135deg,#7c3aed,#6d28d9);transform:translateY(-2px)}.sudoku-module__KCMZfG__solveButton{color:#fff;background:linear-gradient(135deg,#10b981,#059669)}.sudoku-module__KCMZfG__solveButton:hover{background:linear-gradient(135deg,#059669,#047857);transform:translateY(-2px)}.sudoku-module__KCMZfG__validateButton{color:#fff;background:linear-gradient(135deg,#f97316,#ea580c)}.sudoku-module__KCMZfG__validateButton:hover{background:linear-gradient(135deg,#ea580c,#c2410c);transform:translateY(-2px)}.sudoku-module__KCMZfG__controlButton:disabled{opacity:.5;cursor:not-allowed;transform:none}.sudoku-module__KCMZfG__statsSection{background:var(--card-background);border:1px solid var(--card-border);border-radius:12px;margin-bottom:2rem;padding:1.5rem}.sudoku-module__KCMZfG__statsGrid{grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:1rem;margin-bottom:1rem;display:grid}.sudoku-module__KCMZfG__statItem{text-align:center}.sudoku-module__KCMZfG__statValue{color:var(--primary-color);font-size:1.5rem;font-weight:700;display:block}.sudoku-module__KCMZfG__statLabel{color:var(--text-color-light);font-size:.9rem}.sudoku-module__KCMZfG__completionMessage{text-align:center;color:#fff;background:linear-gradient(135deg,#10b981,#059669);border-radius:12px;margin-bottom:2rem;padding:2rem}.sudoku-module__KCMZfG__completionTitle{margin-bottom:.5rem;font-size:1.5rem;font-weight:700}.sudoku-module__KCMZfG__completionText{font-size:1.1rem}.sudoku-module__KCMZfG__instructions{background:#10b9811a;border:1px solid #10b98133;border-radius:8px;margin-bottom:2rem;padding:1.5rem}.sudoku-module__KCMZfG__instructions h3{color:var(--secondary-color);margin:0 0 1rem;font-size:1.2rem}.sudoku-module__KCMZfG__instructions ul{margin:0;padding-left:1.5rem}.sudoku-module__KCMZfG__instructions li{color:var(--text-color);margin-bottom:.5rem}@media (max-width:768px){.sudoku-module__KCMZfG__container{padding:1rem .5rem}.sudoku-module__KCMZfG__header{margin-bottom:1.5rem}.sudoku-module__KCMZfG__title{font-size:1.5rem}.sudoku-module__KCMZfG__description{font-size:1rem}.sudoku-module__KCMZfG__gameSection{gap:1rem}.sudoku-module__KCMZfG__sudokuGrid{max-width:100%}.sudoku-module__KCMZfG__cell,.sudoku-module__KCMZfG__cellInput{font-size:1rem}.sudoku-module__KCMZfG__numberPad{grid-template-columns:repeat(5,1fr)}.sudoku-module__KCMZfG__numberButton{padding:.5rem;font-size:1rem}.sudoku-module__KCMZfG__clearButton{grid-column:span 5}.sudoku-module__KCMZfG__difficultySelector{gap:.25rem}.sudoku-module__KCMZfG__difficultyButton{padding:.4rem .6rem;font-size:.9rem}.sudoku-module__KCMZfG__statsGrid{grid-template-columns:repeat(2,1fr)}}