body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}*{box-sizing:border-box}button{padding:8px 16px;border:1px solid #ccc;border-radius:4px;background-color:#f8f9fa;cursor:pointer}button:hover{background-color:#e9ecef}input,textarea,select{border:1px solid #ccc;border-radius:4px;padding:8px;font-family:inherit;background-color:#fff;color:#333}input:focus,textarea:focus,select:focus{outline:none;border-color:#007bff}.app.dark input,.app.dark textarea,.app.dark select{background-color:#2d2d2d;border-color:#555;color:#e0e0e0}.app.dark input:focus,.app.dark textarea:focus,.app.dark select:focus{border-color:#4a90e2}.app.dark button{background-color:#404040;border-color:#555;color:#e0e0e0}.app.dark button:hover{background-color:#505050}.dashboard-view{padding:20px}.task-form{margin-bottom:20px;padding:20px;border:1px solid #ccc;border-radius:5px;background-color:#fff}.app.dark .task-form{background-color:#2a2a2a;border-color:#555}.task-form h2{margin-top:0}.form-field{margin-bottom:15px}.task-form input,.task-form textarea,.task-form select{display:block;width:100%;margin-bottom:10px;padding:8px}.task-form input.error,.task-form textarea.error,.task-form select.error{border-color:#dc3545}.error-message{color:#dc3545;font-size:14px;margin-top:5px;display:block}.priority-section{display:flex;gap:10px;align-items:center}.priority-section select{flex:1;margin-bottom:0}.add-priority-btn{background-color:#007bff;color:#fff;border:none;border-radius:50%;width:30px;height:30px;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:18px;font-weight:700}.priority-form{display:flex;gap:10px;margin-top:10px;align-items:center}.priority-form input{flex:1;margin-bottom:0}.priority-list{margin-top:10px;display:flex;flex-wrap:wrap;gap:5px}.priority-item{display:inline-flex;align-items:center;background-color:#f8f9fa;padding:5px 10px;border-radius:15px;font-size:12px;border:1px solid #dee2e6}.remove-priority{background:none;border:none;color:#dc3545;cursor:pointer;margin-left:5px;font-size:16px;line-height:1;padding:0}.tags-selection{margin-bottom:10px}.tags-selection .tag{cursor:pointer;padding:5px 10px;border-radius:5px;background-color:#eee;margin-right:5px;display:inline-block}.tags-selection .tag.selected{background-color:#007bff;color:#fff}.app.dark .tags-selection .tag{background-color:#404040;color:#e0e0e0}.app.dark .tags-selection .tag.selected{background-color:#007bff;color:#fff}.app.dark .priority-item{background-color:#404040;border-color:#555;color:#e0e0e0}.app.dark .add-priority-btn{background-color:#0056b3}.filters{display:flex;flex-wrap:wrap;gap:1rem;margin-bottom:20px;align-items:flex-start}.filters select{margin-right:10px;padding:8px}.tag-filters{display:flex;flex-direction:column;gap:.5rem}.filter-label{font-weight:500;color:#333;font-size:.9rem}.app.dark .filter-label{color:#e0e0e0}.tag-filter-options{display:flex;flex-wrap:wrap;gap:.5rem}.tag-filter-btn{padding:.4rem .8rem;border:2px solid #e0e0e0;border-radius:20px;background:#fff;color:#666;cursor:pointer;font-size:.8rem;font-weight:500}.tag-filter-btn:hover{border-color:#007bff;background:#f8f9ff}.tag-filter-btn.active{background:#007bff;color:#fff;border-color:#007bff}.app.dark .tag-filter-btn{background:#2a2a2a;border-color:#555;color:#aaa}.app.dark .tag-filter-btn:hover{border-color:#0056b3;background:#1a1a2e}.app.dark .tag-filter-btn.active{background:#0056b3;color:#fff;border-color:#0056b3}.clear-tags-btn{padding:.4rem .8rem;border:2px solid #dc3545;border-radius:20px;background:#fff;color:#dc3545;cursor:pointer;font-size:.8rem;font-weight:500}.clear-tags-btn:hover{background:#dc3545;color:#fff}.app.dark .clear-tags-btn{background:#2a2a2a;border-color:#dc3545}.app.dark .clear-tags-btn:hover{background:#dc3545;color:#fff}.task-board{display:flex;gap:20px;align-items:flex-start;min-width:min-content;overflow-x:auto}@media (max-width: 768px){.task-board{flex-direction:column;gap:10px}}.task-column{flex:1;min-width:360px;background-color:#f1f1f1;padding:15px;border-radius:5px}.task-column.collapsed{min-width:360px;flex:0 0 360px}@media (max-width: 768px){.task-column{flex:none;min-width:360px;width:100%;margin-bottom:10px}.task-column.collapsed{min-width:360px;width:100%;flex:none;padding-bottom:15px}}.app.dark .task-column{background-color:#2a2a2a}.task-column h2{margin-top:0;padding-bottom:10px;border-bottom:1px solid #ddd;display:flex;align-items:center;gap:.5rem;cursor:pointer;-webkit-user-select:none;user-select:none}.column-header{position:relative}.column-toggle-btn{background:none;border:1px solid #ddd;border-radius:50%;width:24px;height:24px;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:14px;color:#666;margin-left:auto}.app.dark .column-toggle-btn{border-color:#555;color:#aaa}.column-toggle-btn:hover{background:#f0f0f0;border-color:#bbb}.app.dark .column-toggle-btn:hover{background:#404040;border-color:#666}@media (min-width: 769px){.column-toggle-btn{display:none}.task-column h2{cursor:default}}.app.dark .task-column h2{border-bottom-color:#444}.task-count{font-size:.8em;font-weight:400;color:#666;background:#f0f0f0;padding:.2rem .5rem;border-radius:12px;min-width:1.5rem;text-align:center}.app.dark .task-count{color:#aaa;background:#404040}.task-list .task-item{padding:15px;border:1px solid #ccc;border-radius:5px;margin-bottom:10px;animation:fadeIn .5s;background-color:#fff}.app.dark .task-item{background-color:#2a2a2a;border-color:#555}.task-item .task-header{display:flex;justify-content:space-between;align-items:center;cursor:pointer}.collapse-btn{background:none;border:none;font-size:20px;cursor:pointer}.task-item.collapsed .collapsed-description{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes fadeOut{0%{opacity:1}to{opacity:0}}.task-item h3{margin-top:0}.task-item p{min-height:60px;max-height:120px;overflow-y:auto;padding:8px;border:1px solid #e0e0e0;border-radius:4px;background:#f9f9f9;margin:8px 0}.app.dark .task-item p{background:#1a1a1a;border-color:#404040}.task-item .tags .tag{padding:3px 8px;border-radius:3px;background-color:#eee;margin-right:5px;font-size:12px}.app.dark .task-item .tags .tag{background-color:#404040;color:#e0e0e0}.task-actions{margin-top:10px;display:flex;justify-content:space-between;align-items:center}.status-buttons{display:flex;gap:5px}.status-btn{background-color:#e9ecef;border:1px solid #dee2e6;padding:5px 10px;border-radius:4px;cursor:pointer}.status-btn.active[data-status=Done]{background-color:#4fff72;color:#000;border-color:#4fff72}.status-btn.active[data-status="In Progress"]{background-color:#bf9346;color:#fff;border-color:#bf9346}.app.dark .status-btn.active[data-status=Done]{background-color:#4aa860}.app.dark .status-btn.active[data-status="In Progress"]{background-color:#a37d3a}.task-actions button{margin-left:10px}.task-item{overflow:hidden;transition:all .3s ease}.task-item.collapsed{min-height:80px}.task-item.expanded{min-height:auto}.task-header{display:flex;justify-content:space-between;align-items:center;cursor:pointer;padding-bottom:.5rem;border-bottom:1px solid #eee;margin-bottom:.5rem}.app.dark .task-header{border-bottom-color:#555}.task-header h3{margin:0;font-size:1.1em}.collapse-btn{background:none!important;border:none;width:32px;height:32px;cursor:pointer;display:flex!important;align-items:center;justify-content:center;color:#666;transition:all .2s ease;padding:0!important;flex-shrink:0}.app.dark .collapse-btn{color:#aaa}.collapse-btn:hover{background:#0000001a!important}.app.dark .collapse-btn:hover{background:#ffffff1a!important}.collapse-btn svg{width:24px!important;height:24px!important;display:block!important;flex-shrink:0;min-width:24px;min-height:24px;transition:transform .3s ease}.task-content{display:block}.task-description{min-height:100px;max-height:200px;overflow-y:auto;padding:10px;border:1px solid #eee;border-radius:4px;background-color:#f9f9f9;margin-bottom:10px;line-height:1.5;white-space:pre-wrap;word-wrap:break-word}.app.dark .task-description{background-color:#2a2a2a;border-color:#555;color:#e0e0e0}.collapsed-description{color:#666;font-size:.9em;margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;height:1.2em;line-height:1.2em;padding-top:.5rem;padding-bottom:.5rem}.app.dark .collapsed-description{color:#aaa}.task-column.collapsed .task-list{display:none}.column-header{cursor:pointer;display:flex;justify-content:space-between;align-items:center;position:relative}.column-toggle-btn{background:none!important;border:none;width:28px;height:28px;cursor:pointer;display:flex!important;align-items:center;justify-content:center;color:#666;transition:all .2s ease;padding:0!important;flex-shrink:0}.app.dark .column-toggle-btn{color:#aaa}.column-toggle-btn:hover{background:#0000001a!important}.app.dark .column-toggle-btn:hover{background:#ffffff1a!important}.column-toggle-btn svg{width:24px!important;height:24px!important;display:block!important;flex-shrink:0;min-width:24px;min-height:24px;transition:transform .3s ease}.toggle-icon.expanded{transform:rotate(0)}.toggle-icon.collapsed{transform:rotate(-90deg)}.statistics-view{padding:20px}.summary-card{display:flex;justify-content:space-around;background-color:#f9f9f9;padding:20px;border-radius:5px;margin-bottom:20px}.app.dark .summary-card{background-color:#2a2a2a}.charts{display:flex;justify-content:space-around;flex-wrap:wrap}.chart{margin:20px;text-align:center}.settings-view{padding:20px}.settings-section{margin-bottom:30px;padding:20px;border:1px solid #ccc;border-radius:5px;background-color:#fff}.app.dark .settings-section{background-color:#2a2a2a;border-color:#555}.settings-section h3{margin-top:0;border-bottom:1px solid #eee;padding-bottom:10px;margin-bottom:20px}.app.dark .settings-section h3{border-bottom-color:#444}.add-item-form{display:flex;gap:10px;margin-bottom:20px}.add-item-form input{flex:1}.add-btn{background:#007bff;color:#fff;border:none;border-radius:5px;padding:8px 12px;cursor:pointer;display:flex;align-items:center;justify-content:center;min-width:40px;min-height:40px}.add-btn:hover,.app.dark .add-btn{background:#0056b3}.app.dark .add-btn:hover{background:#004085}.add-btn svg{width:24px;height:24px;display:block}.items-list{display:flex;flex-wrap:wrap;gap:10px}.item-pill{display:flex;align-items:center;background-color:#f1f1f1;border-radius:15px;padding:5px 12px;font-size:14px}.app.dark .item-pill{background-color:#404040}.item-pill span{margin-right:8px}.delete-btn{background:none;border:none;color:#999;cursor:pointer;font-size:18px;line-height:1;padding:0}.delete-btn:hover{color:#dc3545}:root{--light-bg: #f5f5f5;--light-text: #333333;--dark-bg: #1c1c1c;--dark-text: #e0e0e0}.app{display:flex;flex-direction:column;min-height:100vh}.app.light{background-color:var(--light-bg);color:var(--light-text)}.app.dark{background-color:var(--dark-bg);color:var(--dark-text)}.app-header{display:flex;justify-content:space-between;align-items:center;padding:10px 20px;border-bottom:1px solid #ccc}.app.dark .app-header{border-bottom-color:#555}.app-header h1{margin:0}.header-actions{display:flex;align-items:center;gap:1rem}.add-task-btn{display:flex;align-items:center;gap:.5rem;background:#007bff;color:#fff;border:none;padding:.75rem 1rem;border-radius:8px;font-size:.9rem;cursor:pointer}.add-task-btn:hover,.app.dark .add-task-btn{background:#0056b3}.app.dark .add-task-btn:hover{background:#004085}.hamburger{display:none;font-size:24px;cursor:pointer}.theme-toggle{background:none;border:none;cursor:pointer;padding:.5rem;display:flex;align-items:center;justify-content:center;border-radius:50%}.theme-toggle:hover{background:#0000001a}.app.dark .theme-toggle:hover{background:#ffffff1a}.theme-icon{width:20px;height:20px}.app-body{display:flex;flex:1}.sidebar{width:200px;border-right:1px solid #ccc;padding:20px}.app.dark .sidebar{border-right-color:#555}.sidebar ul{list-style:none;padding:0;margin:0}.sidebar li{padding:10px;cursor:pointer;border-radius:5px}.sidebar li:hover{background-color:#eee}.app.dark .sidebar li:hover{background-color:#404040}.main-content{flex:1;padding:20px;overflow-y:auto}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem}.modal-content{background:var(--light-bg);border-radius:12px;width:100%;max-width:500px;max-height:90vh;overflow-y:auto;box-shadow:0 10px 30px #0003}.app.dark .modal-content{background:var(--dark-bg);color:var(--dark-text)}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:1.5rem 1.5rem 0;border-bottom:1px solid #e0e0e0;margin-bottom:1.5rem}.app.dark .modal-header{border-bottom-color:#404040}.modal-header h2{margin:0;color:var(--light-text)}.app.dark .modal-header h2{color:var(--dark-text)}.modal-close{background:none;border:none;cursor:pointer;padding:.5rem;border-radius:50%;color:var(--light-text)}.app.dark .modal-close{color:var(--dark-text)}.modal-close:hover{background:#f0f0f0}.app.dark .modal-close:hover{background:#404040}.modal-body{padding:0 1.5rem 1.5rem}.form-group{margin-bottom:1rem}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.form-group label{display:block;margin-bottom:.5rem;font-weight:500;color:var(--light-text)}.app.dark .form-group label{color:var(--dark-text)}.form-group input,.form-group textarea,.form-group select{width:100%;padding:.75rem;border:1px solid #d0d0d0;border-radius:6px;font-size:.9rem;background:#fff;color:var(--light-text);transition:border-color .2s ease}.form-group input.error,.form-group textarea.error,.form-group select.error{border-color:#dc3545;background-color:#fff5f5}.app.dark .form-group input.error,.app.dark .form-group textarea.error,.app.dark .form-group select.error{border-color:#ff6b6b;background-color:#2a1f1f}.error-message{color:#dc3545;font-size:.8rem;margin-top:.25rem;display:block}.app.dark .error-message{color:#ff6b6b}.form-help{color:#6c757d;font-size:.75rem;margin-top:.25rem;display:block}.app.dark .form-help{color:#adb5bd}.app.dark .form-group input,.app.dark .form-group textarea,.app.dark .form-group select{background:#2a2a2a;border-color:#505050;color:var(--dark-text)}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:#007bff}.form-group textarea{resize:vertical;min-height:80px}.modal-actions{display:flex;justify-content:flex-end;gap:.75rem;margin-top:1.5rem;padding-top:1rem;border-top:1px solid #e0e0e0}.app.dark .modal-actions{border-top-color:#404040}.btn-cancel,.btn-primary{padding:.75rem 1.5rem;border-radius:6px;font-size:.9rem;cursor:pointer;border:none;transition:all .2s ease}.btn-cancel:disabled,.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-cancel{background:#f8f9fa;color:#6c757d;border:1px solid #d0d0d0}.btn-cancel:hover{background:#e9ecef}.app.dark .btn-cancel{background:#404040;color:var(--dark-text);border-color:#505050}.app.dark .btn-cancel:hover{background:#4a4a4a}.btn-primary{background:#007bff;color:#fff}.btn-primary:hover{background:#0056b3}@media (max-width: 768px){.modal-content{margin:1rem;max-width:calc(100% - 2rem)}.form-row{grid-template-columns:1fr}.hamburger{display:block}.overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#00000080;z-index:999}.sidebar{position:fixed;top:0;left:-250px;width:250px;height:100%;background-color:var(--light-bg);z-index:1000;padding-top:60px}.app.dark .sidebar{background-color:var(--dark-bg)}.sidebar.open{left:0}}