:root{--space-1:0.25rem;--space-2:0.5rem;--space-3:0.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--radius-sm:0.25rem;--radius-md:0.5rem;--radius-lg:0.75rem;--radius-xl:1rem;--transition-fast:all 0.2s cubic-bezier(0.4,0,0.2,1);--transition-slow:all 0.4s cubic-bezier(0.4,0,0.2,1)}:root,[data-theme=dark]{--bg-primary:#111217;--bg-secondary:#1e293b;--bg-tertiary:#334155;--text-primary:#f1f5f9;--text-secondary:#94a3b8;--border-color:#334155;--shadow-color:rgba(0,0,0,.2);--primary:#3b82f6;--primary-light:#1e3a8a;--success:#10b981;--success-light:#064e3b;--warning:#f59e0b;--warning-light:#78350f;--warning-bg:#78350f;--warning-border:#f59e0b;--danger:#ef4444;--danger-light:#7f1d1d;--info:#6366f1;--info-light:#3730a3}[data-theme=light]{--bg-primary:#f1f5f9;--bg-secondary:#fff;--bg-tertiary:#e2e8f0;--text-primary:#0f172a;--text-secondary:#64748b;--border-color:#e2e8f0;--shadow-color:rgba(0,0,0,.08);--primary-light:#dbeafe;--success-light:#d1fae5;--warning-light:#fef3c7;--warning-bg:#fef3c7;--warning-border:#f59e0b;--danger-light:#fee2e2;--info-light:#e0e7ff}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{font-family:Inter,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);transition:background-color .3s,color .3s;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}svg{width:1.25rem;height:1.25rem}.todo-app-container{max-width:800px;margin:0 auto;padding:var(--space-8) var(--space-4)}.quick-toggles{right:var(--space-4)}.quick-toggles,.storage-toggle-btn{position:fixed;top:var(--space-4);z-index:10;display:flex;gap:var(--space-2)}.storage-toggle-btn{left:var(--space-4);align-items:center;padding:var(--space-2) var(--space-3);background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-secondary);font-size:.875rem;font-weight:500;cursor:pointer;transition:all .2s ease;height:2.5rem}.storage-toggle-btn:hover{background-color:var(--bg-tertiary);border-color:var(--primary);transform:translateY(-1px);color:var(--text-primary)}.storage-icon{width:1rem;height:1rem;flex-shrink:0;color:var(--text-secondary)}.storage-toggle-btn:hover .storage-icon{color:var(--text-primary)}.storage-label{white-space:nowrap}.online-users-line{margin-top:var(--space-4);font-size:.875rem;justify-content:flex-end;gap:var(--space-2)}.lang-toggle-btn,.online-users-line{color:var(--text-secondary);display:flex;align-items:center}.lang-toggle-btn{justify-content:center;height:2.5rem;padding:0 var(--space-3);background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);cursor:pointer;transition:var(--transition-fast);box-shadow:0 4px 8px var(--shadow-color)}.lang-toggle-btn:hover{color:var(--text-primary);border-color:var(--primary)}.theme-toggle-btn{position:static;display:flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;background-color:var(--bg-secondary);color:var(--text-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);cursor:pointer;transition:var(--transition-fast);box-shadow:0 4px 8px var(--shadow-color)}.theme-toggle-btn:hover{color:var(--text-primary);transform:translateY(-2px);border-color:var(--primary)}.app-header{text-align:center}.header-icon-wrapper{display:inline-flex;padding:var(--space-4);background-color:var(--primary);color:#fff;border-radius:var(--radius-xl);margin-bottom:var(--space-2);box-shadow:0 0 20px rgba(79,70,229,.4)}.header-icon-wrapper svg{width:2rem;height:2rem}.app-title{font-size:2.5rem;font-weight:800}.app-subtitle{margin-top:var(--space-2);font-size:1.1rem}.app-subtitle,.header-info{color:var(--text-secondary)}.header-info{margin-top:var(--space-4);font-size:.875rem;line-height:1.5}.header-info p{margin:0}.app-main-content{display:grid;gap:var(--space-6)}.card{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:var(--space-6);box-shadow:0 4px 12px var(--shadow-color);transition:var(--transition-fast)}.task-form{display:grid;gap:var(--space-4)}.input-group{position:relative;width:100%;max-width:none}.input-icon{position:absolute;top:50%;left:var(--space-4);transform:translateY(-50%);color:var(--text-secondary);pointer-events:none}.form-input,.form-textarea{width:100%;max-width:none;background-color:var(--bg-tertiary);border:2px solid var(--border-color);border-radius:var(--radius-md);padding:var(--space-3) var(--space-4) var(--space-3) 3rem;color:var(--text-primary);font-family:inherit;font-size:1rem;transition:var(--transition-fast)}.edit-inline .form-input,.edit-inline .form-textarea{padding-left:var(--space-4)}.form-input:focus,.form-textarea:focus{outline:none;border-color:var(--primary);background-color:var(--bg-primary);box-shadow:0 0 0 3px var(--primary-light)}.form-textarea{resize:vertical;min-height:80px}.edit-inline{display:grid;gap:var(--space-2);width:100%;max-width:none}.edit-title-input{margin-bottom:var(--space-1);width:100%;max-width:none}.edit-warning{padding:var(--space-3);background-color:var(--warning-light);border:1px solid var(--warning);border-radius:var(--radius-md);color:var(--warning);font-weight:500;font-size:.875rem}[data-theme=dark] .edit-warning{color:#fff}.edit-actions{display:flex;gap:var(--space-4);justify-content:flex-start}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);border:1px solid transparent;border-radius:var(--radius-md);font-weight:500;cursor:pointer;transition:var(--transition-fast);white-space:nowrap}.btn:hover{transform:translateY(-2px)}.btn:active{transform:translateY(0)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{filter:brightness(1.1)}.btn-submit{padding:var(--space-3) var(--space-6);font-size:1rem}.btn-secondary{background-color:var(--bg-tertiary);color:var(--text-secondary)}.btn-secondary:hover{background-color:var(--border-color);color:var(--text-primary)}.btn-danger{background-color:var(--danger);color:#fff}.btn-danger:hover{background-color:var(--danger-light);color:var(--danger)}.btn-success{background-color:var(--success);color:#fff}.btn-success:hover{background-color:var(--success-light);color:var(--success)}.btn-outline{background-color:transparent;color:var(--text-secondary);border-color:var(--border-color)}.btn-outline:hover{border-color:var(--primary);color:var(--primary)}.task-stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:var(--space-4)}.stat-card{display:flex;align-items:center;gap:var(--space-4)}.filter-button{cursor:pointer;transition:all .3s ease;border:2px solid transparent;background:var(--bg-secondary);text-align:left}.filter-button:hover{transform:translateY(-2px);box-shadow:0 4px 12px var(--shadow-color)}.filter-active{border-color:var(--success);box-shadow:0 0 0 3px rgba(34,197,94,.2),0 4px 20px rgba(34,197,94,.15)}.filter-active[data-filter=pending]{border-color:var(--warning);box-shadow:0 0 0 3px rgba(245,158,11,.2),0 4px 20px rgba(245,158,11,.15)}.filter-active[data-filter=all]{border-color:var(--primary);box-shadow:0 0 0 3px rgba(147,51,234,.2),0 4px 20px rgba(147,51,234,.15);animation:fadeOutline 2s ease-out forwards}@keyframes fadeOutline{0%{border-color:var(--primary);box-shadow:0 0 0 3px rgba(147,51,234,.2),0 4px 20px rgba(147,51,234,.15)}50%{border-color:var(--primary);box-shadow:0 0 0 3px rgba(147,51,234,.2),0 4px 20px rgba(147,51,234,.15)}to{border-color:transparent;box-shadow:none}}.filter-button .stat-number{color:var(--text-primary);font-weight:600}.filter-button .stat-label{color:var(--text-secondary)}.stat-icon-wrapper{display:flex;padding:var(--space-3);border-radius:var(--radius-lg)}.stat-icon-wrapper.success{background-color:var(--success-light);color:var(--success)}.stat-icon-wrapper.warning{background-color:var(--warning-light);color:var(--warning)}.stat-icon-wrapper.info{background-color:var(--info-light);color:var(--info)}.stat-number{font-size:1.75rem;font-weight:700;line-height:1}.stat-label{font-size:.875rem;color:var(--text-secondary)}.task-list-section{display:grid;gap:var(--space-4)}.task-card{transition:var(--transition-slow)}.task-card.completed{opacity:.6}.task-card.completed .task-title{text-decoration:line-through}.task-card.is-backup{border-left:4px solid var(--warning);background-color:var(--warning-light)}.task-header{justify-content:space-between}.task-header,.task-main-info{display:flex;align-items:flex-start;gap:var(--space-4)}.task-main-info{flex-grow:1;min-width:0}.task-checkbox{flex-shrink:0;width:1.5rem;height:1.5rem;border:2px solid var(--border-color);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;cursor:pointer;background-color:var(--bg-primary);transition:var(--transition-fast)}.task-card:hover .task-checkbox{border-color:var(--primary)}.task-card.completed .task-checkbox{background-color:var(--success);border-color:var(--success)}.checkmark{color:#fff}.task-text-content{padding-top:2px;width:100%;flex:1;min-width:0}.task-title{font-weight:600;font-size:1.1rem;margin-bottom:var(--space-1)}.task-title-row{gap:var(--space-2)}.backup-indicator,.task-title-row{display:flex;align-items:center}.backup-badge{background-color:var(--warning);color:#fff;padding:.125rem .375rem;border-radius:var(--radius-sm);font-size:.75rem;font-weight:500}.task-description-container{margin-top:var(--space-1)}.task-description{color:var(--text-secondary);font-size:.9rem;line-height:1.4;word-wrap:break-word;overflow-wrap:break-word;max-width:100%;box-sizing:border-box}.task-description-preview{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.task-description-full{white-space:pre-wrap;word-break:break-word}.task-actions{display:flex;gap:var(--space-2)}.task-actions .btn{padding:var(--space-2)}.task-actions .btn svg{width:1rem;height:1rem}.task-meta{display:flex;flex-wrap:wrap;gap:var(--space-2) var(--space-4);margin-top:var(--space-4);padding-left:calc(1.5rem + var(--space-4));font-size:.8rem;color:var(--text-secondary)}.meta-item{display:flex;align-items:center;gap:var(--space-2)}.meta-item svg{width:.875rem;height:.875rem}.task-side-controls{display:flex;align-items:center;gap:var(--space-4);flex-shrink:0}.task-details-content{margin-top:var(--space-4);padding-top:var(--space-4);border-top:1px solid var(--border-color);display:grid;gap:var(--space-6)}.add-media-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-4)}.media-upload-box{background-color:var(--bg-tertiary);border:2px dashed var(--border-color);border-radius:var(--radius-md);padding:var(--space-4);text-align:center;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-2);transition:var(--transition-fast)}.media-upload-box:hover{border-color:var(--primary)}.media-upload-box h4{font-size:.9rem}.media-upload-box p{font-size:.8rem;color:var(--text-secondary);margin-bottom:var(--space-2)}.media-icon{color:var(--text-secondary);width:1.5rem;height:1.5rem}.file-input{width:.1px;height:.1px;opacity:0;overflow:hidden;position:absolute;z-index:-1}.file-input+label{cursor:pointer;display:inline-block}.btn-record{background-color:var(--success);color:#fff}.btn-record.is-recording{background-color:var(--danger);animation:pulse-bg 1.5s infinite}.btn-record.is-requesting{background-color:var(--warning);animation:pulse-bg 1.5s infinite}.btn-record:disabled{opacity:.6;cursor:not-allowed}.record-dot{width:.5rem;height:.5rem;background-color:#fff;border-radius:50%;transition:var(--transition-fast)}.btn-record.is-recording .record-dot{animation:pulse-dot 1.5s infinite}.media-lists{display:grid;gap:var(--space-4)}.media-list h4{margin-bottom:var(--space-2);font-size:1rem}.media-item{display:flex;justify-content:space-between;align-items:center;background-color:var(--bg-tertiary);padding:var(--space-2) var(--space-3);border-radius:var(--radius-md);overflow:hidden;width:100%;max-width:100%}.media-info{gap:var(--space-2);font-size:.9rem}.filename-text,.media-info{display:flex;align-items:center;overflow:hidden;min-width:0;flex:1;max-width:100%}.filename-text{width:100%}.filename-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1 1 auto;min-width:0;max-width:100%}.filename-extension{flex-shrink:0;flex-grow:0;white-space:nowrap}.audio-duration{font-style:italic;color:var(--text-secondary)}.media-actions{display:flex;gap:var(--space-2);flex-shrink:0}.media-actions .btn{padding:var(--space-2)}.media-actions .btn svg{width:1rem;height:1rem}.task-list-enter-active,.task-list-leave-active{transition:all .5s ease}.task-list-enter-from,.task-list-leave-to{opacity:0;transform:translateX(30px)}.slide-fade-enter-active{transition:all .3s ease-out}.slide-fade-leave-active{transition:all .3s cubic-bezier(1,.5,.8,1)}.slide-fade-enter-from,.slide-fade-leave-to{transform:translateY(-10px);opacity:0}@keyframes pulse-bg{0%{box-shadow:0 0 0 0 var(--danger-light)}70%{box-shadow:0 0 0 10px rgba(239,68,68,0)}to{box-shadow:0 0 0 0 rgba(239,68,68,0)}}@keyframes pulse-dot{0%,to{transform:scale(1)}50%{transform:scale(1.2)}}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:rgba(0,0,0,.7);display:flex;align-items:center;justify-content:center;z-index:1000;padding:var(--space-6);backdrop-filter:blur(4px)}.modal-content{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:0 20px 40px var(--shadow-color);max-width:500px;width:100%;max-height:85vh;overflow-y:auto;animation:modalSlideIn .3s ease-out;margin:0}@keyframes modalSlideIn{0%{opacity:0;transform:scale(.95) translateY(-20px)}to{opacity:1;transform:scale(1) translateY(0)}}.modal-header{justify-content:space-between;padding:var(--space-4) var(--space-6);border-bottom:1px solid var(--border-color)}.modal-header,.modal-header h3{display:flex;align-items:center}.modal-header h3{margin:0;font-size:1.1rem;font-weight:500;color:var(--text-primary);gap:var(--space-2)}.header-icon{width:1.25rem;height:1.25rem;color:var(--text-primary)}.close-btn{display:flex;align-items:center;justify-content:center;width:2rem;height:2rem;background-color:transparent;border:none;border-radius:var(--radius-md);color:var(--text-secondary);cursor:pointer;transition:var(--transition-fast)}.close-btn:hover{background-color:var(--bg-tertiary);color:var(--text-primary)}.modal-body{padding:var(--space-4) var(--space-6) var(--space-6);min-height:200px}.sync-toggle-section{margin-bottom:var(--space-6);padding:var(--space-4);background:var(--bg-tertiary);border-radius:var(--radius-md);border:1px solid var(--border-color)}.sync-toggle-label{display:flex;align-items:center;gap:var(--space-3);cursor:pointer;font-weight:500}.sync-toggle-input{width:1.25rem;height:1.25rem;accent-color:var(--primary)}.sync-toggle-text{color:var(--text-primary)}.sync-toggle-description{margin-top:var(--space-2);margin-left:calc(1.25rem + var(--space-3));font-size:.875rem;color:var(--text-secondary);line-height:1.4}.tab-navigation{display:flex;gap:var(--space-1);margin-bottom:var(--space-6);padding:var(--space-1);background-color:var(--bg-tertiary);border-radius:var(--radius-md)}.tab-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);background-color:transparent;color:var(--text-secondary);border:none;border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition-fast);font-size:.875rem;font-weight:500}.tab-btn:hover{background-color:var(--bg-primary);color:var(--text-primary)}.tab-btn.active{background-color:var(--primary);color:#fff}.tab-icon{width:1rem;height:1rem}.tab-content{min-height:300px}.tab-panel{animation:fadeIn .3s ease-in-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.security-warning,.storage-warning{display:flex;gap:var(--space-3);padding:var(--space-4);background-color:var(--warning-bg);border:1px solid var(--warning-border);border-radius:var(--radius-md)}.security-warning .warning-icon,.storage-warning .warning-icon{width:1.5rem;height:1.5rem;color:var(--warning);flex-shrink:0;margin-top:.125rem}.security-warning p,.warning-content p{margin:0;font-size:.9rem;color:var(--warning);line-height:1.6;font-weight:500}[data-theme=dark] .security-warning .warning-icon,[data-theme=dark] .security-warning p,[data-theme=dark] .storage-warning .warning-icon,[data-theme=dark] .warning-content p{color:#fff}.storage-actions{display:flex;justify-content:center;margin-top:var(--space-6);margin-bottom:var(--space-2)}.copy-btn{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);font-size:1rem;font-weight:500}.generated-id-section{margin-top:var(--space-6);padding-top:var(--space-4);border-top:1px solid var(--border-color)}.generated-id-display label{font-weight:500;color:var(--text-primary);font-size:.875rem}.storage-id-container{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-3);background-color:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-md);min-height:3rem}.storage-id-text{font-family:Courier New,monospace;font-size:.875rem;color:var(--text-primary);word-break:break-all;flex:1;font-weight:500}.storage-id-text.blurred{filter:blur(4px);-webkit-user-select:none;-moz-user-select:none;user-select:none}.eye-toggle-btn{display:flex;align-items:center;justify-content:center;width:2rem;height:2rem;background-color:transparent;border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-secondary);cursor:pointer;transition:var(--transition-fast);flex-shrink:0}.eye-toggle-btn:hover{background-color:var(--bg-primary);color:var(--text-primary);border-color:var(--primary)}.external-id-section .input-group{display:grid;gap:var(--space-2)}.external-id-section .input-group label{font-weight:500;color:var(--text-primary)}.input-with-icon{position:relative;display:flex;align-items:center}.input-with-icon .input-icon{position:absolute;left:var(--space-3);width:1.25rem;height:1.25rem;color:var(--text-secondary);z-index:1;pointer-events:none}.external-id-input{font-family:Courier New,monospace;font-size:1rem;text-align:center;margin-top:(var(--space-2));letter-spacing:.1em;padding-left:3rem}.external-id-info{display:flex;align-items:flex-start;gap:var(--space-3);padding:var(--space-4);background-color:var(--info-light);border:1px solid var(--info);border-radius:var(--radius-md)}.info-icon{width:1.25rem;height:1.25rem;color:var(--info);flex-shrink:0;margin-top:2px}.external-id-info p{margin:0;font-size:.875rem;color:var(--info);line-height:1.4;font-weight:500}[data-theme=dark] .external-id-info .info-icon,[data-theme=dark] .external-id-info p{color:#fff}.external-id-actions{display:flex;justify-content:center;margin-top:var(--space-6)}.external-id-actions .btn{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);font-size:1rem}.link-icon{width:1.25rem;height:1.25rem}.modal-enter-active,.modal-leave-active{transition:all .3s ease}.modal-enter-from,.modal-leave-to{opacity:0}.modal-enter-from .modal-content,.modal-leave-to .modal-content{transform:scale(.9) translateY(-20px)}.toast-container{position:fixed;bottom:var(--space-4);right:var(--space-4);z-index:2000;display:flex;flex-direction:column;gap:var(--space-2);max-width:400px}.toast{display:flex;align-items:flex-start;gap:var(--space-3);padding:var(--space-4);background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:0 8px 24px var(--shadow-color);min-width:300px;backdrop-filter:blur(8px);animation:toastSlideIn .3s ease-out}@keyframes toastSlideIn{0%{opacity:0;transform:translateX(100%)}to{opacity:1;transform:translateX(0)}}.toast.success{border-left:4px solid var(--success);background-color:var(--success-light)}.toast.error{border-left:4px solid var(--danger);background-color:var(--danger-light)}.toast.info{border-left:4px solid var(--info);background-color:var(--info-light)}.toast.warning{border-left:4px solid var(--warning);background-color:var(--warning-light)}.toast-content{display:flex;align-items:flex-start;gap:var(--space-3);flex:1}.toast-icon{width:1.25rem;height:1.25rem;flex-shrink:0;margin-top:2px}.toast.success .toast-icon{color:var(--success)}.toast.error .toast-icon{color:var(--danger)}.toast.info .toast-icon{color:var(--info)}.toast.warning .toast-icon{color:var(--warning)}[data-theme=dark] .toast.error .toast-icon,[data-theme=dark] .toast.error .toast-message,[data-theme=dark] .toast.info .toast-icon,[data-theme=dark] .toast.info .toast-message,[data-theme=dark] .toast.success .toast-icon,[data-theme=dark] .toast.success .toast-message,[data-theme=dark] .toast.warning .toast-icon,[data-theme=dark] .toast.warning .toast-message{color:#fff}.toast-text{flex:1}.toast-title{font-weight:600;color:var(--text-primary);margin-bottom:var(--space-1)}.toast-message{font-size:.875rem;color:#000;line-height:1.4}[data-theme=dark] .toast-message{color:#fff}.toast-close{display:flex;align-items:center;justify-content:center;width:1.5rem;height:1.5rem;background-color:transparent;border:none;border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;transition:var(--transition-fast);flex-shrink:0}.toast-close:hover{background-color:var(--bg-tertiary);color:var(--text-primary)}.toast-close svg{width:1rem;height:1rem}.toast-enter-active,.toast-leave-active{transition:all .3s ease}.toast-enter-from,.toast-leave-to{opacity:0;transform:translateX(100%)}.toast-move{transition:transform .3s ease}@media (max-width:640px){.app-title{font-size:2rem}.add-media-grid,.task-stats-grid{grid-template-columns:1fr}.task-header{flex-direction:column;align-items:stretch}.task-side-controls{align-self:flex-end}.task-meta{padding-left:0}.storage-toggle-btn{padding:var(--space-2);min-width:2.5rem;justify-content:center}.storage-label{display:none}.tab-navigation{flex-direction:column;gap:var(--space-2)}.tab-btn{padding:var(--space-2) var(--space-3);font-size:.8rem}.toast-container{bottom:var(--space-2);right:var(--space-2);left:var(--space-2);max-width:none}.toast{min-width:auto}.modal-overlay{padding:var(--space-2)}.modal-body,.modal-header{padding:var(--space-4)}}body{margin:0}#app{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}