*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #f3f4f6;--bg-card: #ffffff;--bg-input: #f9fafb;--text: #111827;--text-muted: #6b7280;--text-light: #9ca3af;--primary: #4f46e5;--primary-hover: #4338ca;--primary-light: #eef2ff;--border: #e5e7eb;--border-focus: #4f46e5;--success: #10b981;--success-light: #d1fae5;--error: #ef4444;--error-light: #fee2e2;--warning: #f59e0b;--warning-light: #fef3c7;--radius: 10px;--radius-sm: 6px;--shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);--shadow-md: 0 4px 6px -1px rgba(0,0,0,.07), 0 2px 4px -2px rgba(0,0,0,.05);--transition: .15s ease}[data-theme=dark]{--bg: #0f172a;--bg-card: #1e293b;--bg-input: #0f172a;--text: #f1f5f9;--text-muted: #94a3b8;--text-light: #64748b;--primary: #818cf8;--primary-hover: #a5b4fc;--primary-light: #1e1b4b;--border: #334155;--border-focus: #818cf8;--success: #34d399;--success-light: #064e3b;--error: #f87171;--error-light: #450a0a;--warning: #fbbf24;--warning-light: #451a03}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5;min-height:100vh}.app{min-height:100vh;display:flex;flex-direction:column}.content{max-width:860px;width:100%;margin:0 auto;padding:24px 16px 48px;flex:1}.nav{background:var(--bg-card);border-bottom:1px solid var(--border);box-shadow:var(--shadow);position:sticky;top:0;z-index:100}.nav-inner{max-width:860px;margin:0 auto;padding:0 16px;display:flex;align-items:center;gap:4px;height:56px}.nav-brand{font-weight:700;font-size:16px;color:var(--primary);margin-right:16px;white-space:nowrap}.nav-tabs{display:flex;gap:2px;flex:1}.nav-tab{padding:6px 16px;border-radius:var(--radius-sm);font-size:14px;font-weight:500;color:var(--text-muted);background:none;border:none;cursor:pointer;transition:color var(--transition),background var(--transition)}.nav-tab:hover{color:var(--text);background:var(--bg)}.nav-tab.active{color:var(--primary);background:var(--primary-light)}.nav-actions{display:flex;align-items:center;gap:8px;margin-left:auto}.notif-btn{position:relative;width:36px;height:36px;border-radius:50%;border:none;background:none;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--text-muted);transition:background var(--transition)}.notif-btn:hover{background:var(--bg)}.notif-badge{position:absolute;top:2px;right:2px;background:var(--error);color:#fff;font-size:10px;font-weight:700;width:16px;height:16px;border-radius:50%;display:flex;align-items:center;justify-content:center}.theme-btn{width:36px;height:36px;border-radius:50%;border:none;background:none;cursor:pointer;font-size:18px;display:flex;align-items:center;justify-content:center;color:var(--text-muted);transition:background var(--transition)}.theme-btn:hover{background:var(--bg)}.notif-dropdown{position:absolute;top:calc(100% + 8px);right:0;width:320px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-md);z-index:200;overflow:hidden}.notif-dropdown-header{padding:12px 16px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);font-weight:600;font-size:13px}.notif-item{padding:12px 16px;border-bottom:1px solid var(--border);display:flex;gap:12px;align-items:flex-start}.notif-item:last-child{border-bottom:none}.notif-item-body{flex:1;min-width:0}.notif-item-title{font-weight:600;font-size:13px}.notif-item-text{color:var(--text-muted);font-size:12px;margin-top:2px}.notif-type-dot{width:8px;height:8px;border-radius:50%;margin-top:5px;flex-shrink:0}.notif-type-reminder{background:var(--primary)}.notif-type-overdue{background:var(--error)}.notif-type-summary{background:var(--success)}.notif-dismiss-btn{background:none;border:none;cursor:pointer;color:var(--text-light);font-size:16px;line-height:1;padding:2px;flex-shrink:0}.notif-dismiss-btn:hover{color:var(--text)}.notif-empty{padding:24px 16px;text-align:center;color:var(--text-muted);font-size:13px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:7px 14px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;border:1px solid transparent;cursor:pointer;transition:background var(--transition),border-color var(--transition),color var(--transition);white-space:nowrap;text-decoration:none}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-secondary{background:var(--bg);color:var(--text);border-color:var(--border)}.btn-secondary:hover:not(:disabled){border-color:var(--text-muted)}.btn-ghost{background:none;color:var(--text-muted);border-color:transparent}.btn-ghost:hover:not(:disabled){background:var(--bg);color:var(--text)}.btn-danger{background:var(--error);color:#fff}.btn-danger:hover:not(:disabled){background:#dc2626}.btn-sm{padding:4px 10px;font-size:12px}.btn-icon{padding:6px}.form-group{display:flex;flex-direction:column;gap:6px}.form-label{font-size:13px;font-weight:500;color:var(--text)}.form-hint{font-size:12px;color:var(--text-muted)}.form-input,.form-select,.form-textarea{width:100%;padding:8px 12px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-size:14px;font-family:inherit;transition:border-color var(--transition);outline:none}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px #4f46e526}.form-textarea{resize:vertical;min-height:80px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media (max-width: 500px){.form-row{grid-template-columns:1fr}}.day-checkboxes{display:flex;flex-wrap:wrap;gap:8px}.day-checkbox{display:none}.day-label{padding:4px 10px;border:1px solid var(--border);border-radius:20px;font-size:12px;font-weight:500;cursor:pointer;transition:background var(--transition),border-color var(--transition),color var(--transition);color:var(--text-muted)}.day-checkbox:checked+.day-label{background:var(--primary);border-color:var(--primary);color:#fff}.quick-add{display:flex;gap:8px;margin-bottom:20px}.quick-add-input{flex:1;padding:10px 14px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);font-size:14px;font-family:inherit;outline:none;transition:border-color var(--transition),box-shadow var(--transition)}.quick-add-input:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px #4f46e51a}.quick-add-input::placeholder{color:var(--text-light)}.task-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px;display:flex;align-items:flex-start;gap:12px;transition:box-shadow var(--transition),opacity var(--transition)}.task-card+.task-card{margin-top:8px}.task-card:hover{box-shadow:var(--shadow-md)}.task-card--done{opacity:.6}.task-card--missed{border-color:var(--error);background:var(--error-light)}.task-card--overdue{border-left:3px solid var(--error)}.task-card--snoozed{border-left:3px solid var(--warning)}.task-checkbox{width:18px;height:18px;border:2px solid var(--border);border-radius:4px;cursor:pointer;flex-shrink:0;margin-top:2px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--bg-input);transition:background var(--transition),border-color var(--transition);position:relative}.task-checkbox:checked{background:var(--success);border-color:var(--success)}.task-checkbox:checked:after{content:"";position:absolute;top:2px;left:5px;width:4px;height:8px;border:2px solid white;border-top:none;border-left:none;transform:rotate(45deg)}.task-body{flex:1;min-width:0}.task-header{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.task-title{font-weight:600;font-size:14px;color:var(--text)}.task-card--done .task-title{text-decoration:line-through;color:var(--text-muted)}.task-time{font-size:12px;color:var(--text-muted);font-weight:500}.task-time--overdue{color:var(--error);font-weight:600}.task-desc{font-size:12px;color:var(--text-muted);margin-top:3px}.task-meta{display:flex;gap:6px;flex-wrap:wrap;margin-top:6px}.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:20px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.4px}.badge-high{background:var(--error-light);color:var(--error)}.badge-medium{background:var(--warning-light);color:var(--warning)}.badge-low{background:var(--bg);color:var(--text-muted);border:1px solid var(--border)}.badge-category{background:var(--primary-light);color:var(--primary)}.badge-recur{background:var(--bg);color:var(--text-muted);font-size:10px}.task-actions{display:flex;gap:4px;align-items:flex-start;flex-shrink:0}.snooze-menu{position:absolute;right:0;top:calc(100% + 4px);background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:var(--shadow-md);overflow:hidden;z-index:50;min-width:120px}.snooze-item{display:block;width:100%;padding:8px 14px;text-align:left;background:none;border:none;font-size:13px;cursor:pointer;color:var(--text);transition:background var(--transition)}.snooze-item:hover{background:var(--bg)}.empty-state{text-align:center;padding:48px 24px;color:var(--text-muted)}.empty-state-icon{font-size:48px;margin-bottom:12px}.empty-state h3{font-size:16px;font-weight:600;color:var(--text);margin-bottom:6px}.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.section-title{font-size:18px;font-weight:700}.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:24px}@media (max-width: 500px){.stat-grid{grid-template-columns:1fr}}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;text-align:center}.stat-value{font-size:36px;font-weight:800;color:var(--primary);line-height:1}.stat-label{font-size:12px;color:var(--text-muted);margin-top:6px;font-weight:500;text-transform:uppercase;letter-spacing:.5px}.stat-sub{font-size:12px;color:var(--text-muted);margin-top:4px}.progress-bar{height:6px;background:var(--border);border-radius:3px;overflow:hidden;margin-top:8px}.progress-fill{height:100%;background:var(--primary);border-radius:3px;transition:width .5s ease}.progress-fill--green{background:var(--success)}.progress-fill--yellow{background:var(--warning)}.progress-fill--red{background:var(--error)}.heatmap{margin-bottom:8px}.heatmap-grid{display:grid;grid-template-columns:repeat(10,1fr);gap:4px}@media (max-width: 500px){.heatmap-grid{grid-template-columns:repeat(6,1fr)}}.heatmap-cell{aspect-ratio:1;border-radius:3px;cursor:default;position:relative}.heatmap-cell:hover:after{content:attr(data-tooltip);position:absolute;bottom:calc(100% + 4px);left:50%;transform:translate(-50%);background:var(--text);color:var(--bg-card);font-size:11px;padding:4px 8px;border-radius:4px;white-space:nowrap;z-index:10;pointer-events:none}.category-row{display:flex;align-items:center;gap:12px;padding:8px 0;border-bottom:1px solid var(--border)}.category-row:last-child{border-bottom:none}.category-name{width:100px;font-weight:500;font-size:13px;flex-shrink:0;text-transform:capitalize}.category-bar-wrap{flex:1}.category-rate{width:40px;text-align:right;font-weight:600;font-size:13px;flex-shrink:0}.streak-row{display:flex;align-items:center;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--border)}.streak-row:last-child{border-bottom:none}.streak-name{font-size:13px;font-weight:500}.streak-count{display:flex;align-items:center;gap:4px;font-weight:700;font-size:18px;color:var(--warning)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;z-index:500;display:flex;align-items:center;justify-content:center;padding:16px;animation:fadeIn .15s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal{background:var(--bg-card);border-radius:var(--radius);box-shadow:0 20px 60px #0000004d;width:100%;max-width:500px;max-height:90vh;overflow-y:auto;animation:slideUp .15s ease}@keyframes slideUp{0%{transform:translateY(16px);opacity:0}to{transform:none;opacity:1}}.modal-header{padding:20px 24px 16px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border)}.modal-title{font-size:16px;font-weight:700}.modal-close{width:28px;height:28px;border-radius:50%;border:none;background:none;cursor:pointer;font-size:18px;line-height:1;color:var(--text-muted);display:flex;align-items:center;justify-content:center}.modal-close:hover{background:var(--bg);color:var(--text)}.modal-body{padding:20px 24px;display:flex;flex-direction:column;gap:16px}.modal-footer{padding:16px 24px 20px;display:flex;gap:8px;justify-content:flex-end;border-top:1px solid var(--border)}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%);background:#1f2937;color:#fff;padding:10px 20px;border-radius:24px;font-size:13px;font-weight:500;z-index:1000;box-shadow:var(--shadow-md);animation:toastIn .2s ease}@keyframes toastIn{0%{opacity:0;transform:translate(-50%) translateY(8px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.settings-section{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;margin-bottom:20px}.settings-section-title{padding:14px 20px;font-weight:700;font-size:13px;text-transform:uppercase;letter-spacing:.6px;color:var(--text-muted);background:var(--bg);border-bottom:1px solid var(--border)}.settings-row{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:16px}.settings-row:last-child{border-bottom:none}.settings-row-label{font-size:14px;font-weight:500}.settings-row-hint{font-size:12px;color:var(--text-muted);margin-top:2px}.settings-row-control{flex-shrink:0}.toggle{position:relative;width:40px;height:22px;display:inline-block}.toggle input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;top:0;right:0;bottom:0;left:0;background:var(--border);border-radius:22px;cursor:pointer;transition:background var(--transition)}.toggle-slider:before{content:"";position:absolute;width:16px;height:16px;border-radius:50%;background:#fff;top:3px;left:3px;transition:transform var(--transition);box-shadow:0 1px 3px #0003}.toggle input:checked+.toggle-slider{background:var(--primary)}.toggle input:checked+.toggle-slider:before{transform:translate(18px)}.divider{height:1px;background:var(--border);margin:16px 0}.text-muted{color:var(--text-muted)}.text-sm{font-size:12px}.mt-1{margin-top:4px}.mt-2{margin-top:8px}.mt-3{margin-top:12px}.mb-2{margin-bottom:8px}.mb-3{margin-bottom:12px}.mb-4{margin-bottom:16px}.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:8px}.w-full{width:100%}.relative{position:relative}.task-list-count{font-size:12px;color:var(--text-muted);font-weight:400;margin-left:8px}.done-banner{text-align:center;padding:32px 24px;background:var(--success-light);border-radius:var(--radius);border:1px solid var(--success);margin-top:24px}.done-banner-icon{font-size:40px;margin-bottom:8px}.done-banner h3{color:var(--success);font-size:18px;font-weight:700}.done-banner p{color:var(--text-muted);font-size:13px;margin-top:4px}