:root{--bg-primary:#0f1117;--bg-secondary:#1a1d27;--bg-tertiary:#252836;--bg-cell:#2a2d3a;--bg-cell-hover:#353849;--bg-cell-selected:#3d6bff22;--bg-cell-highlight:#ffa50018;--bg-cell-conflict:#f442;--bg-cell-fixed:#222538;--text-primary:#e4e4e7;--text-secondary:#a1a1aa;--text-muted:#71717a;--text-fixed:#94a3b8;--text-user:#60a5fa;--text-candidate:#71717a;--text-candidate-highlight:#fbbf24;--accent-blue:#3d6bff;--accent-green:#22c55e;--accent-red:#ef4444;--accent-orange:#f97316;--accent-purple:#a855f7;--accent-cyan:#06b6d4;--border-grid:#4b5563;--border-block:#6b7280;--border-cell:#374151;--shadow-glow:0 0 20px #3d6bff26;--font-main:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono:"JetBrains Mono", "Fira Code", monospace;--transition-fast:.15s ease;--transition-normal:.25s ease;--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--radius-xl:16px}.gamePage{background:var(--bg-primary);height:100dvh;color:var(--text-primary);font-family:var(--font-main);padding-top:var(--safe-top);padding-bottom:var(--safe-bottom);flex-direction:column;display:flex;overflow:hidden}.gameHeader{background:var(--bg-secondary);border-bottom:1px solid var(--border-cell);flex-shrink:0;justify-content:space-between;align-items:center;padding:8px 20px;display:flex}.gameTitle{background:linear-gradient(135deg, var(--accent-blue), var(--accent-purple));-webkit-text-fill-color:transparent;letter-spacing:-.02em;-webkit-background-clip:text;background-clip:text;font-size:1.25rem;font-weight:700}.gameTitleSub{color:var(--text-muted);margin-left:8px;font-size:.7rem;font-weight:400}.headerControls{scrollbar-width:none;-ms-overflow-style:none;flex-shrink:1;align-items:center;gap:6px;min-width:0;display:flex;overflow:auto hidden}.headerControls::-webkit-scrollbar{display:none}.settingsGroup{background:var(--bg-tertiary);border-radius:var(--radius-md);gap:2px;padding:2px;display:flex}.settingsBtn{color:var(--text-muted);border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition-fast);font-size:.65rem;font-weight:500;font-family:var(--font-main);white-space:nowrap;background:0 0;border:none;align-items:center;gap:3px;padding:3px 8px;display:flex}.settingsBtn:hover{color:var(--text-secondary);background:var(--bg-cell-hover)}.settingsBtnActive{background:var(--accent-blue);color:#fff}.settingsBtnActive:hover{background:var(--accent-blue);color:#fff;opacity:.9}.themeIcon{border:1.5px solid var(--text-muted);border-radius:50%;width:10px;height:10px;display:inline-block}.themeIcon--dark{background:#1a1d27;border-color:#4b5563}.themeIcon--light{background:#f5f5f7;border-color:#94a3b8}.themeIcon--ocean{background:linear-gradient(135deg,#0a192f,#64ffda);border-color:#2d4a7a}.feedbackBtn{cursor:pointer;border-radius:var(--radius-sm);transition:all var(--transition-fast);opacity:.6;background:0 0;border:none;padding:2px 4px;font-size:.9rem;line-height:1}.feedbackBtn:hover{opacity:1;transform:scale(1.15)}.loginBtn{font-size:.7rem;font-weight:600;font-family:var(--font-main);color:#fff;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;background:linear-gradient(135deg,#6c63ff,#5a52d5);border:none;align-items:center;gap:4px;padding:3px 10px;text-decoration:none;display:flex}.loginBtn:hover{opacity:.9;transform:translateY(-1px)}.userMenuWrapper{align-items:center;gap:4px;display:flex;position:relative}.syncBadge{opacity:.8;font-size:.75rem;line-height:1}.userBtn{font-size:.7rem;font-weight:500;font-family:var(--font-main);background:var(--bg-tertiary);color:var(--text-secondary);border:1px solid var(--border-cell);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;text-overflow:ellipsis;align-items:center;gap:4px;max-width:140px;padding:3px 10px;display:flex;overflow:hidden}.userBtn:hover{background:var(--bg-cell-hover);border-color:var(--border-grid);color:var(--text-primary)}.userDropdown{background:var(--bg-secondary);border:1px solid var(--border-grid);border-radius:var(--radius-md);z-index:200;min-width:180px;margin-top:6px;padding:8px;position:absolute;top:100%;right:0;box-shadow:0 8px 24px #0006}.userDropdownEmail{color:var(--text-muted);border-bottom:1px solid var(--border-cell);text-overflow:ellipsis;margin-bottom:4px;padding:4px 8px 8px;font-size:.7rem;overflow:hidden}.userDropdownItem{width:100%;font-size:.75rem;font-family:var(--font-main);color:var(--text-secondary);border-radius:var(--radius-sm);cursor:pointer;text-align:left;transition:all var(--transition-fast);background:0 0;border:none;padding:6px 8px;display:block}.userDropdownItem:hover{background:var(--bg-tertiary);color:var(--text-primary)}.feedbackModal{background:var(--bg-secondary);border:1px solid var(--border-grid);border-radius:var(--radius-xl);width:90%;max-width:440px;padding:24px 28px;box-shadow:0 20px 60px #0006}.feedbackDesc{color:var(--text-secondary);margin:8px 0 16px;font-size:.8rem;line-height:1.5}.feedbackItems{flex-direction:column;gap:8px;margin-bottom:16px;display:flex}.feedbackItem{background:var(--bg-tertiary);border-radius:var(--radius-md);color:var(--text-secondary);align-items:center;gap:8px;padding:8px 12px;font-size:.75rem;display:flex}.feedbackContact{background:var(--bg-primary);border:1px solid var(--border-cell);border-radius:var(--radius-md);align-items:center;gap:8px;margin-bottom:16px;padding:10px 14px;display:flex}.feedbackLabel{color:var(--text-muted);white-space:nowrap;font-size:.75rem;font-weight:500}.feedbackEmailLink{color:var(--accent-blue);font-size:.8rem;font-family:var(--font-mono);transition:opacity var(--transition-fast);font-weight:500;text-decoration:none}.feedbackEmailLink:hover{opacity:.85;text-decoration:underline}.feedbackCopyBtn{cursor:pointer;border-radius:var(--radius-sm);opacity:.5;transition:all var(--transition-fast);background:0 0;border:none;margin-left:auto;padding:2px 4px;font-size:.8rem}.feedbackCopyBtn:hover{opacity:1;transform:scale(1.1)}.gameContent{flex:1;justify-content:center;align-items:stretch;gap:14px;min-height:0;padding:8px 16px;display:flex;overflow:hidden}.boardContainer{flex-direction:column;flex-shrink:0;justify-content:center;align-items:center;gap:10px;display:flex}.boardWrapper{background:var(--bg-secondary);border-radius:var(--radius-lg);box-shadow:var(--shadow-glow);border:1px solid var(--border-grid);padding:8px;position:relative}.board{--board-vh:calc(100vh - 130px);--board-dvh:calc(100dvh - 130px);width:var(--board-vh);height:var(--board-vh);max-width:min(640px,45vw);max-height:min(640px, var(--board-vh));border:2px solid var(--border-block);border-radius:var(--radius-sm);grid-template-rows:repeat(9,1fr);grid-template-columns:repeat(9,1fr);gap:0;display:grid;overflow:hidden}@supports (height:100dvh){.board{width:var(--board-dvh);height:var(--board-dvh);max-height:min(640px, var(--board-dvh))}}.cell{background:var(--bg-cell);border:1px solid var(--border-cell);cursor:pointer;transition:background var(--transition-fast);-webkit-user-select:none;user-select:none;justify-content:center;align-items:center;display:flex;position:relative}.cell:hover{background:var(--bg-cell-hover)}.cell:nth-child(3n){border-right:2px solid var(--border-block)}.cell:nth-child(9n+1){border-left:2px solid var(--border-block)}.cell:nth-child(n+19):nth-child(-n+27),.cell:nth-child(n+46):nth-child(-n+54){border-bottom:2px solid var(--border-block)}.cell:nth-child(n+28):nth-child(-n+36),.cell:nth-child(n+55):nth-child(-n+63){border-top:2px solid var(--border-block)}.cellSelected{box-shadow:inset 0 0 0 2px var(--accent-blue);z-index:2;background:var(--bg-cell-selected)!important}.cellMultiSelected{box-shadow:inset 0 0 0 2px var(--accent-cyan);z-index:1;background:#06b6d41f!important}.cellHighlighted{background:var(--bg-cell-highlight)!important}.cellConflict{background:var(--bg-cell-conflict)!important}.cellFixed{background:var(--bg-cell-fixed)}.cellValue{font-size:clamp(1.25rem,2.5vw,2rem);font-weight:600;line-height:1;font-family:var(--font-mono)}.cellValueFixed{color:var(--text-fixed)}.cellValueUser{color:var(--text-user)}.cellValueConflict{color:var(--accent-red)}.cellValueHighlight{color:var(--accent-orange);text-shadow:0 0 8px #f973164d}.candidates{grid-template-rows:repeat(3,1fr);grid-template-columns:repeat(3,1fr);width:100%;height:100%;padding:2px;display:grid}.candidateDigit{color:var(--text-candidate);font-size:.625rem;font-weight:500;font-family:var(--font-mono);transition:color var(--transition-fast), transform var(--transition-fast);justify-content:center;align-items:center;display:flex}.candidateDigit:hover{color:var(--text-primary);transform:scale(1.2)}.candidateHighlight{font-weight:700;color:var(--text-candidate-highlight)!important}.candidateEmpty{visibility:hidden}.candidateColorable{cursor:pointer;transition:background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);border-radius:3px}.candidateColorable:hover{background:#ffffff26;transform:scale(1.35)!important}.candidateColored{text-shadow:0 0 6px}.boardDragging,.boardDragging .cell{cursor:crosshair}.chainOverlay{pointer-events:none;z-index:10;width:calc(100% - 16px);height:calc(100% - 16px);position:absolute;top:8px;left:8px}.numberPad{justify-content:center;gap:4px;display:flex}.numBtn{width:clamp(36px,4.5vw,52px);height:clamp(36px,4.5vw,52px);font-size:clamp(.95rem,1.2vw,1.25rem);font-weight:600;font-family:var(--font-mono);background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-cell);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);justify-content:center;align-items:center;display:flex;position:relative}.numBtn:hover{background:var(--accent-blue);border-color:var(--accent-blue);transform:translateY(-2px);box-shadow:0 4px 12px #3d6bff4d}.numBtn:active{transform:translateY(0)}.numBtnActive{box-shadow:0 0 12px #3d6bff66;background:var(--accent-blue)!important;border-color:var(--accent-blue)!important}.numBtnComplete{opacity:.3;pointer-events:none}.numBtnFilter{border-color:#0ea5e9;box-shadow:0 0 0 2px #0ea5e9,0 0 8px #0ea5e980}.numBtnCount{color:var(--text-muted);opacity:.7;font-size:.5rem;font-weight:700;line-height:1;position:absolute;top:2px;right:3px}.sidePanel{flex-direction:column;flex:1;justify-content:center;gap:8px;min-width:180px;max-width:360px;display:flex;overflow:hidden auto}.leftPanel,.rightPanel{padding-right:2px}.sidePanel::-webkit-scrollbar{width:3px}.sidePanel::-webkit-scrollbar-track{background:0 0}.sidePanel::-webkit-scrollbar-thumb{background:var(--border-cell);border-radius:3px}.sidePanel::-webkit-scrollbar-thumb:hover{background:var(--border-grid)}.panelCard{background:var(--bg-secondary);border:1px solid var(--border-cell);border-radius:var(--radius-lg);padding:clamp(6px,1vh,12px) clamp(8px,1vw,14px)}.panelTitle{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:clamp(4px,.6vh,8px);font-size:clamp(.65rem,.8vw,.8rem);font-weight:600}.controlRow{flex-wrap:wrap;gap:clamp(3px,.3vw,6px);display:flex}.controlBtn{font-size:clamp(.65rem,.75vw,.85rem);font-weight:500;font-family:var(--font-main);background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-cell);border-radius:var(--radius-md);cursor:pointer;transition:all 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clamp(4px,.5vw,10px)}.modeBtn:hover{color:var(--text-primary)}.modeBtnActive{background:var(--accent-blue);color:#fff;box-shadow:0 2px 8px #3d6bff4d}.difficultyRow{gap:3px;display:flex}.difficultyBtn{font-size:clamp(.6rem,.7vw,.8rem);font-weight:500;font-family:var(--font-main);background:var(--bg-tertiary);color:var(--text-secondary);border:1px solid var(--border-cell);border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition-fast);text-align:center;flex:1;padding:clamp(2px,.4vh,6px) clamp(3px,.4vw,8px)}.difficultyBtn:hover{border-color:var(--border-grid);color:var(--text-primary)}.difficultyBtnActive{border-color:var(--accent-blue);color:var(--accent-blue);background:#3d6bff1a}.infoRow{justify-content:space-between;align-items:center;display:flex}.infoLabel{color:var(--text-muted);font-size:.75rem}.infoValue{color:var(--text-primary);font-size:.75rem;font-weight:600;font-family:var(--font-mono)}.timer{font-family:var(--font-mono);color:var(--text-secondary);letter-spacing:.05em;font-size:.875rem;font-weight:500}.hintContent{color:var(--text-secondary);min-height:24px;font-size:.75rem;line-height:1.4}.hintStep{background:var(--bg-primary);border-radius:var(--radius-sm);border-left:3px solid var(--accent-blue);margin-bottom:4px;padding:6px 10px}.modalOverlay{z-index:100;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#000000b3;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modalContent{background:var(--bg-secondary);border:1px solid var(--border-grid);border-radius:var(--radius-xl);width:400px;max-width:90vw;padding:24px}.modalTitle{margin-bottom:16px;font-size:1.125rem;font-weight:600}.modalInput{width:100%;font-size:.875rem;font-family:var(--font-mono);background:var(--bg-primary);color:var(--text-primary);border:1px solid var(--border-cell);border-radius:var(--radius-md);transition:border-color var(--transition-fast);outline:none;padding:10px 14px}.modalInput:focus{border-color:var(--accent-blue)}.modalActions{justify-content:flex-end;gap:8px;margin-top:16px;display:flex}.toast{background:var(--bg-tertiary);border:1px solid var(--border-grid);border-radius:var(--radius-md);color:var(--text-primary);z-index:200;padding:12px 20px;font-size:.875rem;animation:.3s slideIn;position:fixed;bottom:24px;right:24px;box-shadow:0 8px 24px #0000004d}@keyframes slideIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@media (max-width:1100px){.gamePage{height:auto;min-height:100dvh;overflow:auto}.gameContent{flex-direction:column;align-items:center;padding:12px;overflow:visible}.boardContainer{order:-1}.leftPanel{order:1}.rightPanel{order:2}.board{--board-size:min(90vw, 480px, calc(100dvh - 130px));width:var(--board-size);height:var(--board-size);max-width:none;max-height:none}.sidePanel{width:min(90vw,480px);max-width:none;min-width:unset;flex:unset;overflow-y:visible}}@media (max-width:767px){.gameHeader{padding:6px 12px}.gameTitle{font-size:1rem}.gameTitleSub{display:none}.headerControls{gap:4px}.settingsBtn{gap:0;padding:3px 5px;font-size:0}.settingsBtn .themeIcon{width:12px;height:12px}#lang-selector .settingsBtn{padding:3px 6px;font-size:.6rem}.timer{font-size:.75rem}.loginBtn,.userBtn{padding:3px 6px;font-size:.6rem}.celebrationContent{border-radius:14px;padding:24px 20px}.celebrationTitle{font-size:1.3rem}.celebrationEmoji{font-size:2.5rem}.celebrationStats{gap:16px}}@media (max-width:540px){.board{--board-size:calc(100vw - 24px);width:var(--board-size);height:var(--board-size)}.gameContent{gap:8px;padding:8px 6px}.boardWrapper{padding:4px}.boardContainer{gap:6px}.cellValue{font-size:clamp(1rem,5vw,1.25rem)}.candidateDigit{font-size:clamp(.35rem,1.5vw,.5rem)}.numberPad{gap:3px;width:calc(100vw - 24px);max-width:400px}.numBtn{border-radius:6px;width:clamp(28px,9.5vw,40px);height:clamp(28px,9.5vw,40px);font-size:clamp(.85rem,3vw,1rem)}.numBtnCount{font-size:.4rem;top:1px;right:2px}.sidePanel{width:calc(100vw - 12px)}.panelCard{padding:8px 10px}.controlBtn{padding:4px 8px;font-size:.7rem}.toast{left:50%;right:auto;bottom:calc(16px + var(--safe-bottom));text-align:center;max-width:calc(100vw - 32px);font-size:.8rem;transform:translate(-50%)}.modalContent{width:calc(100vw - 24px);padding:16px}}@media (max-width:380px){.gameHeader{padding:4px 8px}.gameTitle{font-size:.85rem}#theme-selector{display:none}.board{--board-size:calc(100vw - 16px)}.numBtn{width:clamp(26px,9vw,34px);height:clamp(26px,9vw,34px);font-size:.8rem}.numberPad{gap:2px;width:calc(100vw - 16px)}.controlBtn{padding:3px 6px;font-size:.6rem}.difficultyBtn{padding:2px 3px;font-size:.55rem}}.contextMenuOverlay{z-index:1000;position:fixed;inset:0}.contextMenu{background:var(--bg-secondary);border:1px solid var(--border-block);z-index:1001;border-radius:10px;min-width:180px;padding:10px;animation:.12s ease-out contextFadeIn;position:fixed;box-shadow:0 8px 32px #00000080}@keyframes contextFadeIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}.contextMenuSection{color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin:4px 0 6px;padding:0 2px;font-size:.65rem;font-weight:600}.contextMenuGrid{grid-template-columns:repeat(9,1fr);gap:2px;margin-bottom:6px;display:grid}.contextMenuItem{border:1px solid var(--border-cell);background:var(--bg-tertiary);width:28px;height:28px;color:var(--text-primary);cursor:pointer;border-radius:5px;justify-content:center;align-items:center;font-size:.8rem;font-weight:600;transition:all .12s;display:flex}.contextMenuItem:hover{background:var(--accent-blue);color:#fff;border-color:var(--accent-blue)}.contextMenuItemActive{background:var(--accent-blue);color:#fff;border-color:var(--accent-blue);opacity:.8}.contextMenuDivider{background:var(--border-cell);height:1px;margin:6px 0}.contextMenuAction{width:100%;color:var(--text-secondary);cursor:pointer;text-align:left;background:0 0;border:none;border-radius:6px;padding:6px 8px;font-size:.75rem;transition:all .12s}.contextMenuAction:hover{background:var(--accent-red);color:#fff}.editModeBanner,.practiceModeBanner{color:#fff;text-align:center;z-index:50;letter-spacing:.3px;padding:4px 16px;font-size:.7rem;font-weight:600;position:fixed;top:41px;left:0;right:0}.editModeBanner{background:linear-gradient(135deg,#f97316,#ea580c)}.practiceModeBanner{text-overflow:ellipsis;white-space:nowrap;background:linear-gradient(135deg,#8b5cf6,#6d28d9);overflow:hidden}.practiceModeBanner span{opacity:.9;font-weight:400}@media (max-width:1100px){.editModeBanner,.practiceModeBanner{flex-shrink:0;position:static}}.practiceModal{background:var(--bg-secondary);border:1px solid var(--border-subtle);border-radius:12px;width:90vw;max-width:620px;max-height:80vh;padding:20px 24px;overflow-y:auto;box-shadow:0 20px 60px #00000080}.practiceModalDesc{color:var(--text-secondary);margin:4px 0 12px;font-size:.8rem;line-height:1.5}.practiceModalActions{align-items:center;gap:8px;display:flex}.practiceModalCount{color:var(--text-muted);margin-left:auto;font-size:.75rem}.practiceCategories{flex-direction:column;gap:8px;max-height:400px;padding-right:4px;display:flex;overflow-y:auto}.practiceCategoryGroup{background:var(--bg-tertiary);border:1px solid var(--border-subtle);border-radius:8px;padding:8px 12px}.practiceCategoryHeader{cursor:pointer;color:var(--text-primary);align-items:center;gap:8px;padding:2px 0;font-size:.85rem;display:flex}.practiceCategoryHeader input[type=checkbox]{accent-color:var(--accent-blue);cursor:pointer;width:16px;height:16px}.practiceTechniqueList{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:2px 16px;margin-top:6px;padding-left:24px;display:grid}.practiceTechniqueItem{cursor:pointer;color:var(--text-secondary);align-items:center;gap:6px;padding:2px 0;font-size:.78rem;transition:color .15s;display:flex}.practiceTechniqueItem:hover{color:var(--text-primary)}.practiceTechniqueItem input[type=checkbox]{accent-color:var(--accent-blue);cursor:pointer;width:14px;height:14px}.practiceCategories::-webkit-scrollbar{width:5px}.practiceCategories::-webkit-scrollbar-track{background:var(--bg-tertiary);border-radius:4px}.practiceCategories::-webkit-scrollbar-thumb{background:var(--border-subtle);border-radius:4px}.filterBar{color:#fff;text-align:center;z-index:900;background:linear-gradient(135deg,#0ea5e9,#0284c7);justify-content:center;align-items:center;gap:12px;padding:6px 16px;font-size:.75rem;font-weight:500;display:flex;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -2px 12px #0ea5e966}.filterBarClose{color:#fff;cursor:pointer;background:#fff3;border:1px solid #ffffff4d;border-radius:4px;padding:2px 10px;font-size:.7rem;transition:background .15s}.filterBarClose:hover{background:#ffffff4d}.filterBarBivalue{background:linear-gradient(135deg,#a855f7,#7c3aed);box-shadow:0 -2px 12px #a855f766}.numBtnXY{color:var(--accent-purple);border-color:#a855f74d;font-weight:700}.numBtnXY:hover{background:var(--accent-purple);border-color:var(--accent-purple);color:#fff;box-shadow:0 4px 12px #a855f74d}.numBtnXY.numBtnActive{color:#fff;box-shadow:0 0 12px #a855f766;background:var(--accent-purple)!important;border-color:var(--accent-purple)!important}.helpGrid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;margin:16px 0;display:grid}.helpSection h4{color:var(--accent-blue);border-bottom:1px solid var(--border-subtle);margin:0 0 8px;padding-bottom:4px;font-size:.85rem}.helpRow{align-items:center;gap:10px;padding:3px 0;display:flex}.helpRow kbd{background:var(--bg-tertiary);border:1px solid var(--border-subtle);font-family:var(--font-mono);color:var(--text-primary);text-align:center;border-radius:4px;flex-shrink:0;min-width:70px;padding:2px 8px;font-size:.72rem}.helpRow span{color:var(--text-secondary);font-size:.78rem}@keyframes celebrationPop{0%{opacity:0;transform:scale(.6)}60%{transform:scale(1.1)}to{opacity:1;transform:scale(1)}}@keyframes celebrationEmoji{0%,to{transform:scale(1)rotate(0)}25%{transform:scale(1.2)rotate(-10deg)}75%{transform:scale(1.2)rotate(10deg)}}@keyframes celebrationGlow{0%,to{box-shadow:0 0 30px #4ade804d,0 0 60px #4ade801a}50%{box-shadow:0 0 45px #4ade8080,0 0 90px #4ade8033}}.celebrationOverlay{z-index:2000;cursor:pointer;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#000000bf;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.celebrationContent{background:linear-gradient(145deg, var(--bg-secondary), var(--bg-tertiary));border:2px solid var(--accent-green);text-align:center;border-radius:20px;padding:40px 60px;animation-name:celebrationPop,celebrationGlow;animation-duration:.5s,2s;animation-timing-function:ease-out,ease-in-out;animation-iteration-count:1,infinite;animation-direction:normal;animation-play-state:running;animation-delay:0s;animation-fill-mode:none;animation-timeline:auto}.celebrationEmoji{margin-bottom:8px;font-size:4rem;animation:1.5s ease-in-out infinite celebrationEmoji}.celebrationTitle{color:var(--accent-green);text-shadow:0 0 20px #4ade8066;margin:0 0 20px;font-size:1.8rem;font-weight:800}.celebrationStats{justify-content:center;gap:32px;margin-bottom:12px;display:flex}.celebrationStat{flex-direction:column;gap:4px;display:flex}.celebrationLabel{color:var(--text-muted);text-transform:uppercase;letter-spacing:1px;font-size:.7rem}.celebrationValue{color:var(--text-primary);font-size:1.2rem;font-weight:700}