._achievementToastContainer_ixd5d_1{position:fixed;top:calc(var(--header-height) + var(--space-md));right:var(--space-md);z-index:9999;display:flex;flex-direction:column;gap:var(--space-sm);pointer-events:none}._achievementToast_ixd5d_1{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);background:var(--surface-2);border-radius:var(--radius-lg);border:1px solid var(--border-default);box-shadow:var(--shadow-lg);pointer-events:auto;animation:_toastSlideIn_ixd5d_1 .4s cubic-bezier(.34,1.56,.64,1);min-width:16rem;max-width:22rem}._achievementToastIcon_ixd5d_27{font-size:1.8rem;line-height:1;flex-shrink:0}._achievementToastContent_ixd5d_33{display:flex;flex-direction:column;gap:1px;flex:1;min-width:0}._achievementToastLabel_ixd5d_41{font-size:var(--text-2xs);font-family:var(--font-display);font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted)}._achievementToastName_ixd5d_50{font-size:var(--text-base);font-family:var(--font-display);font-weight:700;color:var(--text-primary)}._achievementToastDescription_ixd5d_57{font-size:var(--text-xs);color:var(--text-secondary)}._achievementToastPoints_ixd5d_62{font-size:var(--text-sm);font-family:var(--font-display);font-weight:700;color:var(--achievement-legendary);flex-shrink:0}._achievementToastCommon_ixd5d_70{border-color:var(--achievement-common)}._achievementToastUncommon_ixd5d_74{border-color:var(--achievement-uncommon)}._achievementToastRare_ixd5d_78{border-color:var(--achievement-rare);box-shadow:var(--shadow-lg),0 0 10px #60a5fa26}._achievementToastEpic_ixd5d_85{border-color:var(--achievement-epic);box-shadow:var(--shadow-lg),0 0 14px #a78bfa33}._achievementToastLegendary_ixd5d_92{border-color:var(--achievement-legendary);box-shadow:var(--shadow-lg),0 0 18px #fbbf2440}@keyframes _toastSlideIn_ixd5d_1{0%{opacity:0;transform:translate(100%) scale(.9)}to{opacity:1;transform:translate(0) scale(1)}}@media(max-width:639px){._achievementToastContainer_ixd5d_1{top:calc(var(--header-height-mobile) + var(--space-sm));right:var(--space-sm);left:var(--space-sm)}._achievementToast_ixd5d_1{min-width:auto;max-width:none}}._errorContainer_1e9o1_1{display:flex;align-items:center;justify-content:center;min-height:400px;padding:var(--space-xl);background-color:var(--surface-2);border-radius:var(--radius-lg)}._errorContent_1e9o1_11{text-align:center;max-width:400px}._errorTitle_1e9o1_16{color:var(--error);font-size:var(--text-3xl);margin-bottom:var(--space-md)}._errorMessage_1e9o1_22{color:var(--text-secondary);font-size:var(--text-lg);margin-bottom:var(--space-lg);line-height:1.5}._errorActions_1e9o1_29{display:flex;gap:var(--space-md);justify-content:center}._retryButton_1e9o1_35{padding:.75rem 1.5rem;background-color:var(--accent);color:var(--surface-0);border:none;border-radius:var(--radius-md);cursor:pointer;font-size:var(--text-lg);font-weight:500;transition:background-color var(--transition-base)}._retryButton_1e9o1_35:hover{background-color:var(--accent-bright)}._homeButton_1e9o1_51{padding:.75rem 1.5rem;background-color:transparent;color:var(--text-secondary);border:1px solid var(--border-default);border-radius:var(--radius-md);cursor:pointer;font-size:var(--text-lg);font-weight:500;transition:all var(--transition-base)}._homeButton_1e9o1_51:hover{background-color:var(--surface-4);color:var(--text-primary)}._modalOverlay_1my6e_1{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;justify-content:center;align-items:center;background-color:var(--overlay-medium);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);z-index:var(--z-modal);animation:_fadeIn_1my6e_1 var(--transition-slow) ease-out forwards;contain:layout}._modalOverlayPriority_1my6e_15{z-index:var(--z-modal-priority);background-color:var(--overlay-heavy)}._modalOverlayClosing_1my6e_20{animation:_fadeOut_1my6e_1 .2s ease-in forwards}._modalContentClosing_1my6e_24{animation:_slideDownOut_1my6e_1 .2s ease-in forwards}._modalContent_1my6e_24{position:relative;width:90%;max-width:480px;padding:var(--space-lg);background:var(--surface-2);color:var(--text-primary);text-align:center;border-radius:var(--radius-lg);border:1px solid var(--border-default);box-shadow:var(--shadow-xl);animation:_slideUp_1my6e_1 var(--transition-slow) ease-out forwards;max-height:90dvh;overflow-y:auto;overscroll-behavior:contain}._modalContentMd_1my6e_45{max-width:500px;padding:var(--space-xl)}._modalContentSm_1my6e_50{max-width:330px}._modalContent_1my6e_24:before{content:"";position:absolute;top:0;left:50%;transform:translate(-50%);width:60px;height:3px;background:linear-gradient(90deg,transparent,var(--accent),transparent);border-radius:var(--radius-full);opacity:.6}._modalContent_1my6e_24 h2{margin:var(--space-sm) 0 var(--space-lg);font-family:var(--font-display);font-size:var(--text-2xl);font-weight:700;color:var(--text-primary);letter-spacing:-.02em;text-transform:uppercase}._closeButton_1my6e_77{position:absolute;top:var(--space-md);right:var(--space-md);width:2rem;height:2rem;display:flex;align-items:center;justify-content:center;background:var(--surface-3);border:1px solid var(--border-subtle);border-radius:var(--radius-full);font-size:var(--text-2xl);color:var(--text-muted);cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast),border-color var(--transition-fast),transform var(--transition-fast)}._closeButton_1my6e_77:hover,._closeButton_1my6e_77._closeButtonEscapeActive_1my6e_100{background:var(--surface-4);border-color:var(--border-strong);color:var(--text-primary);transform:rotate(90deg)}._closeButtonIcon_1my6e_107{font-size:var(--text-xl);line-height:1}@keyframes _fadeIn_1my6e_1{0%{opacity:0}to{opacity:1}}@keyframes _slideUp_1my6e_1{0%{opacity:0;transform:translateY(16px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes _fadeOut_1my6e_1{0%{opacity:1}to{opacity:0}}@keyframes _slideDownOut_1my6e_1{0%{opacity:1;transform:translateY(0) scale(1)}to{opacity:0;transform:translateY(12px) scale(.98)}}@media(max-width:639px){._modalOverlay_1my6e_1{align-items:flex-end}._modalContent_1my6e_24{width:100%;max-width:100%;margin:0;padding:var(--space-md);border-radius:var(--radius-lg) var(--radius-lg) 0 0;max-height:90dvh}._modalContentMd_1my6e_45{padding:var(--space-lg)}._closeButton_1my6e_77{top:var(--space-sm);right:var(--space-sm)}}._puzzleSettingRow_gem64_1{display:flex;flex-direction:column;gap:var(--space-sm);margin-bottom:var(--space-lg)}._settingLabel_gem64_8{font-family:var(--font-display);font-weight:700;font-size:var(--text-sm);color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}._modeSelector_gem64_17{display:flex;justify-content:center;gap:var(--space-sm);padding:var(--space-md);background:#00000026;border-radius:var(--radius-md);width:fit-content;align-self:center}._modeButton_gem64_28{min-width:100px;padding:var(--space-sm) var(--space-md);font-family:var(--font-display);font-size:var(--text-base);font-weight:700;background:var(--surface-3);border:1px solid var(--border-subtle);border-radius:var(--radius-md);color:var(--text-muted);cursor:pointer;transition:all var(--transition-fast)}._modeButton_gem64_28:hover:not(._modeButtonActive_gem64_42):not(._modeButtonDisabled_gem64_42){background:var(--surface-4);color:var(--text-secondary);border-color:var(--border-default)}._modeButtonActive_gem64_42{background:var(--accent-subtle);border-color:var(--accent-muted);color:var(--text-primary);box-shadow:inset 0 0 0 1.5px var(--accent)}._modeButtonDisabled_gem64_42{opacity:.4;cursor:not-allowed}._categoryGrid_gem64_60{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-sm);padding:var(--space-md);background:#00000026;border-radius:var(--radius-md)}._categoryButton_gem64_69{padding:var(--space-sm) var(--space-xs);font-family:var(--font-display);font-size:var(--text-base);font-weight:700;background:var(--surface-3);border:1px solid var(--border-subtle);border-radius:var(--radius-md);color:var(--text-muted);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap}._categoryButton_gem64_69:hover:not(._categoryButtonActive_gem64_83){background:var(--surface-4);color:var(--text-secondary);border-color:var(--border-default)}._categoryButtonActive_gem64_83{background:var(--accent-subtle);border-color:var(--accent-muted);color:var(--text-primary);box-shadow:inset 0 0 0 1.5px var(--accent)}._modalActions_gem64_96{margin-top:var(--space-xl)}._startButton_gem64_100{padding:var(--space-sm) var(--space-xl);font-family:var(--font-display);font-size:var(--text-md);font-weight:700;text-transform:uppercase;letter-spacing:.05em;background:linear-gradient(135deg,var(--accent-muted),var(--accent));border:1px solid var(--accent);border-radius:var(--radius-md);color:var(--text-primary);cursor:pointer;box-shadow:0 0 20px var(--accent-glow);animation:_pulseGlow_gem64_1 3s ease-in-out infinite;transition:transform var(--transition-fast),box-shadow var(--transition-fast)}@keyframes _pulseGlow_gem64_1{0%,to{box-shadow:0 0 20px var(--accent-glow)}50%{box-shadow:0 0 40px #00ffd159}}._startButton_gem64_100:hover:not(:disabled){transform:translateY(-3px);box-shadow:0 8px 24px #00ffd14d}._startButton_gem64_100:active:not(:disabled){transform:translateY(0)}._startButtonDisabled_gem64_138{opacity:.4;cursor:not-allowed;background:var(--surface-3);border-color:var(--border-subtle);box-shadow:none;animation:none}._comingSoonHint_gem64_147{margin-top:var(--space-sm);font-size:var(--text-base);color:var(--text-muted)}@media(max-width:639px){._puzzleSettingRow_gem64_1{margin-bottom:var(--space-md)}._modeSelector_gem64_17{flex-wrap:wrap;gap:var(--space-xs)}._modeButton_gem64_28{min-width:80px;padding:var(--space-xs) var(--space-sm);font-size:var(--text-sm)}._categoryButton_gem64_69{font-size:var(--text-sm);padding:var(--space-xs)}._modalActions_gem64_96{margin-top:var(--space-lg)}._startButton_gem64_100{width:100%;padding:var(--space-md)}}._sideSelector_11wul_1{display:flex;width:fit-content;margin:10px auto 0;gap:var(--space-xs);background:var(--surface-3);padding:var(--space-xs);border-radius:var(--radius-md);border:1px solid var(--border-subtle)}._sideSelectorButton_11wul_12{width:72px;height:72px;position:relative;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast);border-radius:var(--radius-md);border:1px solid var(--border-default);background:var(--surface-4);padding:var(--space-xs);font:inherit;color:inherit}._sideSelectorButton_11wul_12 img{width:100%;height:100%;object-fit:contain;-webkit-user-select:none;user-select:none;pointer-events:none}._randomSideIcon_11wul_37{filter:invert(.85)}._sideSelectorButtonActive_11wul_41{background:var(--accent-subtle);border-color:var(--accent-muted)}._inputSection_jyq2e_1{display:flex;flex-direction:column;gap:var(--space-md);text-align:left}._fieldLabel_jyq2e_8{font-family:var(--font-body);font-size:var(--text-base);color:var(--text-secondary)}._textArea_jyq2e_14{width:100%;min-height:220px;padding:var(--space-sm) var(--space-md);font-family:var(--font-display);font-size:var(--text-base);color:var(--text-primary);background:var(--surface-1);border:1px solid var(--border-subtle);border-radius:var(--radius-md);resize:vertical;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}._textArea_jyq2e_14:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-ghost)}._textArea_jyq2e_14::placeholder{color:var(--text-muted);font-size:var(--text-sm)}._sideSection_jyq2e_40{display:flex;flex-direction:column;align-items:center;gap:var(--space-sm);margin-top:var(--space-lg)}._errorMessage_jyq2e_48{margin-top:var(--space-md);padding:var(--space-sm) var(--space-md);font-family:var(--font-body);font-size:var(--text-base);color:var(--error);background:var(--error-subtle);border:1px solid var(--error-muted);border-radius:var(--radius-md);text-align:center}._reviewButton_jyq2e_60{align-self:center;margin-top:var(--space-lg);padding:var(--space-sm) var(--space-xl);font-family:var(--font-body);font-size:var(--text-md);font-weight:600;color:var(--surface-0);background:var(--accent);border:none;border-radius:var(--radius-md);cursor:pointer;transition:background var(--transition-fast),transform var(--transition-fast),box-shadow var(--transition-fast);min-width:160px}._reviewButton_jyq2e_60:hover{background:var(--accent-bright);transform:translateY(-1px);box-shadow:0 4px 12px var(--accent-ghost)}._reviewButton_jyq2e_60:active{transform:translateY(0)}@media(max-width:639px){._textArea_jyq2e_14{min-height:160px;font-size:var(--text-base)}._reviewButton_jyq2e_60{width:100%}}._trainingSettingRow_q2d2h_1{display:flex;flex-direction:column;gap:var(--space-sm);margin-bottom:var(--space-lg)}._settingLabel_q2d2h_8{font-family:var(--font-display);font-weight:700;font-size:var(--text-sm);color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}._settingOptionGrid_q2d2h_17{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-sm);width:100%;padding:var(--space-md);background:#00000026;border-radius:var(--radius-md)}._settingOptionButton_q2d2h_27{padding:var(--space-sm) var(--space-xs);font-family:var(--font-display);font-size:var(--text-base);font-weight:700;background:var(--surface-3);border:1px solid var(--border-subtle);border-radius:var(--radius-md);color:var(--text-muted);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap}._settingOptionButton_q2d2h_27:hover:not(._settingOptionButtonActive_q2d2h_41){background:var(--surface-4);color:var(--text-secondary);border-color:var(--border-default)}._settingOptionButtonActive_q2d2h_41{background:var(--accent-subtle);border-color:var(--accent-muted);color:var(--text-primary);box-shadow:inset 0 0 0 1.5px var(--accent)}._gamePhaseButtonGroup_q2d2h_54{display:flex;justify-content:center;gap:var(--space-sm);padding:var(--space-md);background:#00000026;border-radius:var(--radius-md)}._gamePhaseToggleButton_q2d2h_63{background:var(--surface-3);border:1px solid var(--border-subtle);color:var(--text-secondary);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);color:var(--text-muted);cursor:pointer;transition:all var(--transition-fast);font-family:var(--font-display);font-size:var(--text-base);font-weight:700;min-width:100px}._gamePhaseToggleButton_q2d2h_63:hover:not(:disabled){background:var(--surface-4);border-color:var(--border-default);color:var(--text-primary)}._gamePhaseToggleButton_q2d2h_63:disabled{opacity:.35;cursor:not-allowed}._gamePhaseToggleActive_q2d2h_89{background:var(--accent-subtle);border-color:var(--accent-muted);color:var(--text-primary);box-shadow:inset 0 0 0 1.5px var(--accent),0 0 12px var(--accent-ghost)}._startButton_q2d2h_98{margin-top:var(--space-lg);padding:var(--space-sm) var(--space-xl);font-family:var(--font-display);font-size:var(--text-md);font-weight:700;text-transform:uppercase;letter-spacing:.05em;background:linear-gradient(135deg,var(--accent-muted),var(--accent));border:1px solid var(--accent);border-radius:var(--radius-md);color:var(--text-primary);cursor:pointer;box-shadow:0 0 20px var(--accent-glow);animation:_pulseGlow_q2d2h_1 3s ease-in-out infinite;transition:transform var(--transition-fast),box-shadow var(--transition-fast)}@keyframes _pulseGlow_q2d2h_1{0%,to{box-shadow:0 0 20px var(--accent-glow)}50%{box-shadow:0 0 40px #00ffd159}}._startButton_q2d2h_98:hover{transform:translateY(-3px);box-shadow:0 8px 24px #00ffd14d}._startButton_q2d2h_98:active{transform:translateY(0)}@media(max-width:639px){._trainingSettingRow_q2d2h_1{margin-bottom:var(--space-md)}._gamePhaseButtonGroup_q2d2h_54{flex-wrap:wrap;gap:var(--space-xs)}._gamePhaseToggleButton_q2d2h_63{padding:var(--space-xs) var(--space-md);font-size:var(--text-base)}._settingOptionGrid_q2d2h_17{grid-template-columns:repeat(2,1fr)}._settingOptionButton_q2d2h_27{font-size:var(--text-sm);padding:var(--space-xs)}._startButton_q2d2h_98{width:100%;padding:var(--space-md)}}._signInOptions_qgsv9_1{display:flex;flex-direction:column;gap:var(--space-md);width:fit-content;margin:var(--space-lg) auto 0}._signInRow_qgsv9_9{display:flex;align-items:center;gap:var(--space-md)}._signInIcon_qgsv9_15{width:30px;height:30px;flex-shrink:0}._signInButton_qgsv9_21{flex:1;display:flex;align-items:center;justify-content:center;padding:var(--space-sm) 18px;font-family:var(--font-body);font-size:var(--text-lg);font-weight:600;background:var(--accent-subtle);color:var(--text-primary);border:1px solid var(--accent-muted);border-radius:var(--radius-md);cursor:pointer;transition:background var(--transition-fast),border-color var(--transition-fast),transform var(--transition-fast),box-shadow var(--transition-fast)}._signInButton_qgsv9_21:hover{transform:translateY(-2px);background:var(--accent-muted);border-color:var(--accent);box-shadow:0 4px 16px var(--accent-glow)}._signInButton_qgsv9_21:active{transform:translateY(0)}._errorBanner_qgsv9_53{margin:var(--space-md) 0;padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);background-color:var(--error-muted);border:1px solid var(--error-muted);color:var(--error-light);text-align:left}._errorBanner_qgsv9_53 p{margin:0;font-family:var(--font-body);font-size:var(--text-base);font-weight:500;line-height:1.4}._errorBanner_qgsv9_53 button{margin-top:var(--space-sm);padding:var(--space-xs) var(--space-sm);font-family:var(--font-body);font-size:var(--text-base);font-weight:500;border:none;border-radius:var(--radius-sm);cursor:pointer;color:var(--error-light);background-color:var(--error-subtle);transition:background-color var(--transition-fast),transform var(--transition-fast)}._errorBanner_qgsv9_53 button:hover{background-color:var(--error-muted)}._errorBanner_qgsv9_53 button:active{transform:scale(.98)}@media(max-width:639px){._signInOptions_qgsv9_1{gap:var(--space-sm)}}._mobileMenuOverlay_1yzhf_1{position:fixed;top:0;right:0;bottom:0;left:0;z-index:var(--z-mobile-menu);background:var(--overlay-light);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);animation:_fadeIn_1yzhf_1 var(--transition-fast) ease-out;contain:layout}._mobileMenuPanel_1yzhf_12{position:absolute;top:0;right:0;width:min(320px,85vw);height:100%;background:var(--surface-1);border-left:1px solid var(--border-subtle);box-shadow:-8px 0 32px #0006;display:flex;flex-direction:column;animation:_slideIn_1yzhf_1 var(--transition-base) ease-out}@keyframes _slideIn_1yzhf_1{0%{transform:translate(100%)}to{transform:translate(0)}}._menuHeader_1yzhf_35{display:flex;align-items:center;justify-content:space-between;padding:var(--space-lg);padding-top:calc(var(--space-lg) + var(--safe-area-top));padding-right:max(var(--space-lg),var(--safe-area-right));border-bottom:1px solid var(--border-subtle)}._menuTitle_1yzhf_45{font-family:var(--font-display);font-size:var(--text-lg);font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary)}._closeButton_1yzhf_54{width:2.5rem;height:2.5rem;display:flex;align-items:center;justify-content:center;background:var(--surface-2);border:1px solid var(--border-subtle);border-radius:var(--radius-full);cursor:pointer;transition:background var(--transition-fast),border-color var(--transition-fast),transform var(--transition-fast)}._closeButton_1yzhf_54:hover,._closeButton_1yzhf_54._closeButtonAnimating_1yzhf_71{background:var(--surface-3);border-color:var(--border-default);transform:rotate(90deg)}._closeButtonIcon_1yzhf_77{font-size:var(--text-3xl);line-height:1;color:var(--text-muted)}._navItems_1yzhf_83{flex:1;display:flex;flex-direction:column;padding:var(--space-md);gap:var(--space-xs);overflow-y:auto}._navItem_1yzhf_83{display:flex;align-items:center;justify-content:space-between;width:100%;padding:var(--space-md) var(--space-lg);font-family:var(--font-display);font-size:var(--text-md);font-weight:700;text-transform:uppercase;letter-spacing:.03em;color:var(--text-primary);background:transparent;border:1px solid transparent;border-radius:var(--radius-md);cursor:pointer;text-align:left;transition:background var(--transition-fast),border-color var(--transition-fast),color var(--transition-fast);min-height:var(--touch-target-min)}._navItem_1yzhf_83:hover:not(:disabled){background:var(--surface-2);border-color:var(--border-subtle);color:var(--accent)}._navItemActive_1yzhf_122{background:var(--surface-2);border-left:3px solid var(--accent);color:var(--accent)}._navItem_1yzhf_83:disabled{color:var(--text-muted);cursor:not-allowed}._navLabel_1yzhf_133{flex:1}._navBadge_1yzhf_137{font-family:var(--font-body);font-size:var(--text-xs);font-weight:600;text-transform:uppercase;letter-spacing:.02em;padding:2px 6px;background:var(--surface-3);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);color:var(--text-muted)}._linksSection_1yzhf_150{display:flex;flex-wrap:wrap;gap:var(--space-xs) var(--space-md);padding:var(--space-md) var(--space-lg);border-top:1px solid var(--border-subtle)}._footerLink_1yzhf_158{font-family:var(--font-body);font-size:var(--text-sm);font-weight:500;text-transform:uppercase;letter-spacing:.03em;color:var(--text-muted);text-decoration:none;transition:color var(--transition-fast)}._footerLink_1yzhf_158:hover{color:var(--accent)}._menuFooter_1yzhf_173{display:flex;flex-direction:column;gap:var(--space-sm);padding:var(--space-lg);padding-bottom:calc(var(--space-lg) + var(--safe-area-bottom));padding-right:max(var(--space-lg),var(--safe-area-right));border-top:1px solid var(--border-subtle);background:var(--surface-0)}._profileButton_1yzhf_184{display:flex;align-items:center;gap:var(--space-md);width:100%;padding:var(--space-md);background:var(--surface-2);border:1px solid var(--border-subtle);border-radius:var(--radius-md);cursor:pointer;transition:background var(--transition-fast),border-color var(--transition-fast);min-height:var(--touch-target-min)}._profileButton_1yzhf_184:hover{background:var(--surface-3);border-color:var(--border-default)}._profileButtonIcon_1yzhf_205{width:2rem;height:2rem;object-fit:contain}._profileButtonUsername_1yzhf_211{font-family:var(--font-display);font-size:var(--text-md);font-weight:700;color:var(--accent)}._signInButton_1yzhf_218{width:100%;padding:var(--space-md);font-family:var(--font-display);font-size:var(--text-base);font-weight:700;text-transform:uppercase;letter-spacing:.05em;background:var(--accent-subtle);border:1px solid var(--accent-muted);border-radius:var(--radius-md);color:var(--text-primary);cursor:pointer;transition:background var(--transition-fast),border-color var(--transition-fast),transform var(--transition-fast);min-height:var(--touch-target-min)}._signInButton_1yzhf_218:hover{background:var(--accent-muted);border-color:var(--accent);transform:translateY(-1px)}._signOutButton_1yzhf_244{width:100%;padding:var(--space-sm) var(--space-md);font-family:var(--font-body);font-size:var(--text-base);font-weight:500;background:transparent;border:1px solid var(--error-muted);border-radius:var(--radius-md);color:var(--error);cursor:pointer;transition:background var(--transition-fast),border-color var(--transition-fast);min-height:var(--touch-target-min)}._signOutButton_1yzhf_244:hover{background:var(--error-muted);border-color:var(--error)}._settingsWrapper_prj7z_1{position:relative}._settingsButton_prj7z_5{display:flex;width:2.5rem;height:2.5rem;align-items:center;justify-content:center;background:var(--surface-2);border:1px solid var(--border-subtle);border-radius:var(--radius-md);cursor:pointer;transition:background var(--transition-fast),border-color var(--transition-fast)}._settingsButton_prj7z_5:hover{background:var(--surface-3);border-color:var(--border-default)}._gearIcon_prj7z_25{width:18px;height:18px;color:var(--text-secondary);transition:transform var(--transition-base)}._settingsButton_prj7z_5:hover ._gearIcon_prj7z_25{transform:rotate(30deg)}._dropdown_prj7z_36{position:absolute;top:calc(100% + var(--space-sm));right:0;min-width:200px;background:var(--surface-2);border:1px solid var(--border-default);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);z-index:var(--z-tooltip);padding:var(--space-sm);animation:_fadeIn_prj7z_1 var(--transition-fast) ease-out}._settingsRow_prj7z_50{display:flex;align-items:center;justify-content:space-between;padding:var(--space-sm) var(--space-sm);border-radius:var(--radius-md);transition:background var(--transition-fast)}._settingsRow_prj7z_50:hover{background:var(--surface-3)}._settingsLabel_prj7z_63{display:flex;align-items:center;gap:var(--space-sm);font-family:var(--font-body);font-size:var(--text-base);font-weight:500;color:var(--text-primary)}._settingsLabelIcon_prj7z_73{width:16px;height:16px;color:var(--text-secondary);flex-shrink:0}._toggleTrack_prj7z_80{position:relative;width:36px;height:20px;background:var(--surface-4);border:1px solid var(--border-default);border-radius:var(--radius-full);cursor:pointer;transition:background var(--transition-fast),border-color var(--transition-fast);flex-shrink:0}._toggleTrackActive_prj7z_94{background:var(--accent);border-color:var(--accent)}._toggleThumb_prj7z_99{position:absolute;top:2px;left:2px;width:14px;height:14px;background:var(--text-primary);border-radius:var(--radius-full);transition:transform var(--transition-fast)}._toggleTrackActive_prj7z_94 ._toggleThumb_prj7z_99{transform:translate(16px);background:var(--surface-0)}@media(max-width:639px){._settingsButton_prj7z_5{width:2.25rem;height:2.25rem}}._headerRoot_ntgic_1{position:fixed;top:0;left:0;width:100%;height:calc(var(--header-height) + var(--safe-area-top));padding-top:var(--safe-area-top);z-index:var(--z-header);background:var(--surface-chrome);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-subtle);display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding-left:max(var(--space-xl),var(--safe-area-left));padding-right:max(var(--space-xl),var(--safe-area-right))}._headerLeft_ntgic_20{justify-self:start;font-family:var(--font-display);font-size:var(--text-3xl);font-weight:700;letter-spacing:-.03em;color:var(--text-primary);cursor:pointer;transition:color var(--transition-fast);text-decoration:none;background:none;border:none;padding:0}._headerLeft_ntgic_20:hover{color:var(--accent)}._headerLeft_ntgic_20:focus-visible{outline-width:1px}._headerCenter_ntgic_43{display:flex;align-items:center}._navItem_ntgic_48{font-family:var(--font-display);font-size:var(--text-lg);font-weight:700;letter-spacing:.05em;color:var(--text-secondary);cursor:pointer;text-transform:uppercase;position:relative;padding:var(--space-xs) 0;text-decoration:none;transition:color var(--transition-fast);background:none;border:none}._navItem_ntgic_48:focus-visible{outline-width:1px}._navItem_ntgic_48+._navItem_ntgic_48{--nav-gap: clamp(1rem, 3vw, 2rem);margin-left:calc(var(--nav-gap) * 2)}._navItem_ntgic_48+._navItem_ntgic_48:before{content:"";position:absolute;left:calc(-1 * var(--nav-gap));top:50%;transform:translateY(-50%);height:1.4em;width:2px;background:var(--border-default)}._navItem_ntgic_48:hover{color:var(--text-primary)}._navItem_ntgic_48:after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:currentColor;transform:scaleX(0);transform-origin:right;transition:transform .25s ease}._navItem_ntgic_48:hover:after{transform:scaleX(1);transform-origin:left}._navItemPrimary_ntgic_106{color:var(--accent);font-size:var(--text-xl)}._navItemPrimary_ntgic_106:hover{color:var(--accent);text-shadow:0 0 6px var(--accent-muted)}._navItemUpcoming_ntgic_116{opacity:.45;cursor:default;pointer-events:none;font-size:var(--text-md)}._navItemUpcoming_ntgic_116:after{content:"soon";position:absolute;top:-.6rem;right:-.8rem;left:auto;bottom:auto;height:auto;width:auto;font-size:var(--text-2xs);font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--accent);opacity:.7;background:none;transform:none;animation:none}._navItem_ntgic_48._active_ntgic_143{color:var(--accent)}._navItem_ntgic_48._active_ntgic_143:after{transform:scaleX(1)}._navItemDropdownWrapper_ntgic_151{position:relative;display:flex;align-items:center}._navItem_ntgic_48+._navItemDropdownWrapper_ntgic_151,._navItemDropdownWrapper_ntgic_151+._navItem_ntgic_48{--nav-gap: clamp(1rem, 3vw, 2rem);margin-left:calc(var(--nav-gap) * 2)}._navItem_ntgic_48+._navItemDropdownWrapper_ntgic_151:before{content:"";position:absolute;left:calc(-1 * var(--nav-gap));top:50%;transform:translateY(-50%);height:1.4em;width:2px;background:var(--border-default)}._dropdownChevron_ntgic_174{width:14px;height:14px;margin-left:2px;transition:transform var(--transition-fast);flex-shrink:0}._dropdownChevronOpen_ntgic_182{transform:rotate(180deg)}._toolsDropdown_ntgic_186{position:absolute;top:calc(100% + var(--space-md));left:50%;transform:translate(-50%);min-width:180px;background:var(--surface-2);border:1px solid var(--border-default);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);z-index:var(--z-tooltip);padding:var(--space-xs);animation:_fadeIn_ntgic_1 var(--transition-fast) ease-out}._toolsDropdownItem_ntgic_201{display:flex;align-items:center;gap:var(--space-sm);width:100%;padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);background:none;border:none;font-family:var(--font-body);font-size:var(--text-base);font-weight:500;color:var(--text-primary);cursor:pointer;white-space:nowrap;transition:background var(--transition-fast)}._toolsDropdownItem_ntgic_201:hover{background:var(--surface-3)}._toolsDropdownIcon_ntgic_223{width:16px;height:16px;color:var(--text-secondary);flex-shrink:0}._headerRight_ntgic_230{display:flex;align-items:center;gap:var(--space-md);justify-self:end}._userSection_ntgic_237{display:flex;align-items:center;gap:var(--space-sm);cursor:pointer;background:none;border:none;padding:0}._headerProfileIcon_ntgic_247{width:1.5rem;height:1.5rem;object-fit:contain}._usernameText_ntgic_253{font-family:var(--font-display);font-size:var(--text-base);font-weight:700;letter-spacing:.02em;color:var(--accent);text-decoration:none;transition:text-shadow var(--transition-fast)}._userSection_ntgic_237:hover ._usernameText_ntgic_253{text-shadow:0 0 6px var(--accent-muted)}._signOutButton_ntgic_267{font-family:var(--font-display);font-size:var(--text-sm);font-weight:700;text-transform:uppercase;letter-spacing:.05em;padding:var(--space-xs) var(--space-md);background:transparent;border:1px solid var(--error);border-radius:var(--radius-sm);color:var(--error);cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast)}._signOutButton_ntgic_267:hover{background:var(--error);color:var(--surface-0)}._mobileMenuButton_ntgic_289{display:flex;width:2.5rem;height:2.5rem;align-items:center;justify-content:center;background:var(--surface-2);border:1px solid var(--border-subtle);border-radius:var(--radius-md);cursor:pointer;transition:background var(--transition-fast),border-color var(--transition-fast)}._mobileMenuButton_ntgic_289:hover{background:var(--surface-3);border-color:var(--border-default)}._hamburgerIcon_ntgic_309{display:flex;flex-direction:column;gap:4px;width:18px}._hamburgerIcon_ntgic_309 span{display:block;width:100%;height:2px;background:var(--text-secondary);border-radius:var(--radius-full);transition:transform var(--transition-fast)}._profileIconTooltip_ntgic_325{position:relative;display:flex;align-items:center}._profileIconTooltip_ntgic_325:hover:after{content:attr(data-tooltip);position:absolute;background:var(--surface-3);color:var(--text-secondary);padding:var(--space-xs) var(--space-sm);border-radius:var(--radius-sm);border:1px solid var(--border-subtle);bottom:-36px;left:50%;transform:translate(-50%);white-space:nowrap;font-family:var(--font-body);font-size:.7rem;pointer-events:none;z-index:var(--z-tooltip);box-shadow:var(--shadow-md);animation:_fadeIn_ntgic_1 var(--transition-fast) ease-out}._signInButton_ntgic_351{font-family:var(--font-display);font-size:var(--text-sm);font-weight:700;text-transform:uppercase;letter-spacing:.05em;padding:var(--space-xs) var(--space-md);background:transparent;border:1px solid var(--accent);border-radius:var(--radius-sm);color:var(--accent);cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast)}._signInButton_ntgic_351:hover{background:var(--accent);color:var(--surface-0)}@media(max-width:1023px){._headerCenter_ntgic_43{display:none}}@media(max-width:639px){._headerRoot_ntgic_1{height:calc(var(--header-height-mobile) + var(--safe-area-top));padding-left:max(var(--space-md),var(--safe-area-left));padding-right:max(var(--space-md),var(--safe-area-right))}._headerLeft_ntgic_20{font-size:var(--text-2xl)}._usernameText_ntgic_253,._signOutButton_ntgic_267{display:none}._mobileMenuButton_ntgic_289{width:2.25rem;height:2.25rem}}._networkBannerRoot_68iu8_1{position:fixed;top:calc(var(--header-height) + var(--safe-area-top));left:50%;transform:translate(-50%);z-index:var(--z-banner);display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-lg);border-radius:var(--radius-lg);font-family:var(--font-body);font-size:var(--text-base);font-weight:500;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:var(--shadow-lg);animation:_slideDown_68iu8_1 var(--transition-base) ease-out;max-width:calc(100vw - 2rem);-webkit-user-select:none;user-select:none}@keyframes _slideDown_68iu8_1{0%{opacity:0;transform:translate(-50%) translateY(-100%)}to{opacity:1;transform:translate(-50%) translateY(0)}}._offline_68iu8_34{background:var(--warning-subtle);border:1px solid var(--warning-muted);color:var(--warning)}._offline_68iu8_34 ._statusIcon_68iu8_40{color:var(--warning)}._online_68iu8_44{background:var(--success-subtle);border:1px solid var(--success-muted);color:var(--success)}._online_68iu8_44 ._statusIcon_68iu8_40{color:var(--success)}._statusIcon_68iu8_40{font-size:var(--text-lg);font-weight:700;flex-shrink:0}._statusMessage_68iu8_60{white-space:nowrap}._dismissButton_68iu8_64{display:flex;align-items:center;justify-content:center;width:1.25rem;height:1.25rem;margin-left:var(--space-xs);padding:0;background:transparent;border:1px solid currentColor;border-radius:var(--radius-full);color:inherit;font-size:var(--text-md);line-height:1;cursor:pointer;opacity:.7;transition:opacity var(--transition-fast),transform var(--transition-fast)}._dismissButton_68iu8_64:hover{opacity:1;transform:scale(1.1)}@media(max-width:639px){._networkBannerRoot_68iu8_1{top:calc(var(--header-height-mobile) + var(--safe-area-top));padding:var(--space-sm) var(--space-md)}._statusMessage_68iu8_60{white-space:normal;text-align:center}}@font-face{font-family:Outfit;font-style:normal;font-weight:100 900;font-display:swap;src:url(/fonts/outfit-variable.woff2) format("woff2")}@font-face{font-family:Space Mono;font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/space-mono-400.woff2) format("woff2")}@font-face{font-family:Space Mono;font-style:normal;font-weight:700;font-display:swap;src:url(/fonts/space-mono-700.woff2) format("woff2")}:root{--safe-area-top: env(safe-area-inset-top, 0px);--safe-area-bottom: env(safe-area-inset-bottom, 0px);--safe-area-left: env(safe-area-inset-left, 0px);--safe-area-right: env(safe-area-inset-right, 0px);--font-display: "Space Mono", "SF Mono", "Fira Code", monospace;--font-body: "Outfit", -apple-system, BlinkMacSystemFont, sans-serif;--accent: #00ffd1;--accent-bright: #33ffd9;--accent-muted: rgba(0, 255, 209, .4);--accent-subtle: rgba(0, 255, 209, .15);--accent-ghost: rgba(0, 255, 209, .08);--accent-glow: rgba(0, 255, 209, .2);--overlay-light: rgba(0, 0, 0, .6);--overlay-medium: rgba(0, 0, 0, .7);--overlay-heavy: rgba(0, 0, 0, .75);--overlay-opaque: rgba(0, 0, 0, .85);--surface-0: #0a0a0a;--surface-1: #111111;--surface-2: #181818;--surface-3: #222222;--surface-4: #2a2a2a;--surface-chrome: rgba(10, 10, 10, .85);--border-subtle: rgba(255, 255, 255, .06);--border-default: rgba(255, 255, 255, .1);--border-strong: rgba(255, 255, 255, .16);--border-accent: rgba(0, 255, 209, .3);--text-primary: #f0f0f0;--text-secondary: #a0a0a0;--text-muted: #666666;--text-accent: var(--accent);--success: #4ade80;--success-muted: rgba(74, 222, 128, .3);--success-subtle: rgba(74, 222, 128, .15);--error: #f87171;--error-muted: rgba(248, 113, 113, .3);--error-subtle: rgba(248, 113, 113, .1);--error-light: #fca5a5;--warning: #fbbf24;--warning-muted: rgba(251, 191, 36, .3);--warning-subtle: rgba(251, 191, 36, .15);--move-best: #22c55e;--move-best-bg: rgba(34, 197, 94, .08);--move-excellent: #4ade80;--move-excellent-bg: rgba(74, 222, 128, .08);--move-good: #a3e635;--move-good-bg: rgba(163, 230, 53, .08);--move-inaccuracy: #facc15;--move-inaccuracy-bg: rgba(250, 204, 21, .08);--move-mistake: #f97316;--move-mistake-bg: rgba(249, 115, 22, .08);--move-blunder: #ef4444;--move-blunder-bg: rgba(239, 68, 68, .08);--move-best-hover: rgba(34, 197, 94, .15);--move-excellent-hover: rgba(74, 222, 128, .15);--move-good-hover: rgba(163, 230, 53, .15);--move-inaccuracy-hover: rgba(250, 204, 21, .15);--move-mistake-hover: rgba(249, 115, 22, .15);--move-blunder-hover: rgba(239, 68, 68, .15);--eval-bar-light: #e0e0e0;--piece-white: #f7f7f7;--piece-black: #1a1a1a;--piece-border: #6b6b6b;--board-light: #e8d5b5;--board-dark: #b08968;--board-selected: rgba(0, 255, 209, .35);--board-move-dot: rgba(0, 255, 209, .6);--board-capture-dot: rgba(248, 113, 113, .7);--board-last-move: rgba(0, 255, 209, .25);--board-check: rgba(248, 113, 113, .5);--board-premove: rgba(235, 100, 120, .65);--achievement-common: #888888;--achievement-uncommon: #4ade80;--achievement-rare: #60a5fa;--achievement-epic: #a78bfa;--achievement-legendary: #fbbf24;--shadow-xs: 1px 1px 2px rgba(0, 0, 0, .3);--shadow-sm: 2px 2px 4px rgba(0, 0, 0, .35), -1px -1px 2px rgba(255, 255, 255, .02);--shadow-md: 4px 4px 12px rgba(0, 0, 0, .45), -2px -2px 4px rgba(255, 255, 255, .02);--shadow-lg: 8px 8px 24px rgba(0, 0, 0, .5), -4px -4px 8px rgba(255, 255, 255, .02);--shadow-xl: 12px 12px 40px rgba(0, 0, 0, .6);--shadow-glow: 0 0 30px rgba(0, 255, 209, .15);--shadow-board: 0 20px 60px rgba(0, 0, 0, .5), 0 0 0 1px rgba(255, 255, 255, .05);--transition-fast: .15s ease;--transition-base: .2s ease;--transition-slow: .3s ease;--transition-spring: .4s cubic-bezier(.34, 1.56, .64, 1);--space-2xs: .125rem;--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 10px;--radius-xl: 16px;--radius-full: 9999px;--text-2xs: .5rem;--text-xs: .65rem;--text-sm: .75rem;--text-base: .85rem;--text-md: .9rem;--text-lg: 1rem;--text-xl: 1.1rem;--text-2xl: 1.25rem;--text-3xl: 1.5rem;--text-4xl: 1.8rem;--header-height: 4rem;--header-height-mobile: 3.5rem;--panel-width: 360px;--touch-target-min: 44px;--board-max-size: 720px;--clock-row-height: calc(2.75rem + 2px) ;--z-behind: -1;--z-base: 1;--z-piece: 1;--z-board-animation: 50;--z-board-overlay: 100;--z-board-toast: 110;--z-board-arrows: 150;--z-board-indicators: 200;--z-board-drag: 300;--z-footer: 100;--z-header: 500;--z-banner: 600;--z-tooltip: 700;--z-grain: 800;--z-modal: 900;--z-modal-priority: 950;--z-mobile-menu: 960}body[data-theme=light]{--accent: #009b7d;--accent-bright: #00b892;--accent-muted: rgba(0, 155, 125, .4);--accent-subtle: rgba(0, 155, 125, .12);--accent-ghost: rgba(0, 155, 125, .06);--accent-glow: rgba(0, 155, 125, .15);--overlay-light: rgba(0, 0, 0, .3);--overlay-medium: rgba(0, 0, 0, .45);--overlay-heavy: rgba(0, 0, 0, .55);--overlay-opaque: rgba(0, 0, 0, .7);--surface-0: #e8e1d6;--surface-1: #dfd8cc;--surface-2: #d6cfc2;--surface-3: #cdc5b8;--surface-4: #c4bbad;--surface-chrome: rgba(232, 225, 214, .88);--border-subtle: rgba(0, 0, 0, .06);--border-default: rgba(0, 0, 0, .1);--border-strong: rgba(0, 0, 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