.app-header{display:flex;align-items:center;justify-content:space-between;padding:8px 12px 4px;flex-shrink:0;gap:8px}.app-header-left,.app-header-right{display:flex;align-items:center;gap:4px;min-width:40px}.app-header-right{justify-content:flex-end}.app-header-title{flex:1;text-align:center;font-size:17px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.app-header-title.large{font-size:22px;font-weight:700;text-align:left;letter-spacing:-.02em;padding:2px 0}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:48px 24px;text-align:center;gap:12px}.empty-state-icon{width:64px;height:64px;display:flex;align-items:center;justify-content:center;background:var(--bg-card);border-radius:var(--radius-full);color:var(--text-tertiary);margin-bottom:4px}.empty-state-title{font-size:17px;font-weight:600;color:var(--text-primary)}.empty-state-description{font-size:14px;color:var(--text-secondary);max-width:280px;line-height:1.5}.notes-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;padding:16px}@media(min-width:480px){.notes-grid{grid-template-columns:repeat(3,1fr)}}.note-card{background:var(--bg-card);border-radius:var(--radius-md);padding:14px;cursor:pointer;transition:transform .15s ease,background .15s ease;min-height:120px;display:flex;flex-direction:column;gap:6px;border:1px solid var(--border-subtle);position:relative;overflow:hidden}.note-card:active{transform:scale(.97);background:var(--bg-hover)}.note-card.color-default{background:#1a1a1a}.note-card.color-yellow{background:#3d3a1a}.note-card.color-green{background:#1a3d28}.note-card.color-blue{background:#1a2a3d}.note-card.color-pink{background:#3d1a2e}.note-card.color-purple{background:#2a1a3d}.note-pin{position:absolute;top:8px;right:8px;color:var(--accent)}.note-title{font-size:14px;font-weight:600;color:var(--text-primary);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;padding-right:20px}.note-title.empty{color:var(--text-tertiary);font-style:italic;font-weight:400}.note-content{font-size:13px;color:var(--text-secondary);display:-webkit-box;-webkit-line-clamp:6;-webkit-box-orient:vertical;overflow:hidden;line-height:1.4;flex:1}.note-meta{font-size:11px;color:var(--text-tertiary);margin-top:auto}.fab{position:fixed;bottom:calc(var(--tabbar-height) + var(--safe-bottom) + 16px);right:20px;width:56px;height:56px;border-radius:var(--radius-full);background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 16px #a855f766;z-index:40;transition:transform .15s ease,background .15s ease}.fab:active{transform:scale(.92);background:var(--accent-active)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--radius-md);font-weight:500;transition:background .15s ease,transform .1s ease,opacity .15s ease;white-space:nowrap;user-select:none;-webkit-user-select:none}.btn:active{transform:scale(.97)}.btn:disabled{opacity:.5;pointer-events:none}.btn-sm{padding:6px 12px;font-size:13px;min-height:32px}.btn-md{padding:10px 16px;font-size:14px;min-height:40px}.btn-lg{padding:14px 20px;font-size:16px;min-height:48px}.btn-icon{padding:8px;min-width:36px;min-height:36px;aspect-ratio:1}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-primary:active{background:var(--accent-active)}.btn-secondary{background:var(--bg-card);color:var(--text-primary);border:1px solid var(--border-default)}.btn-secondary:hover{background:var(--bg-hover)}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover{background:var(--bg-hover);color:var(--text-primary)}.btn-danger{background:#ef44441f;color:var(--danger);border:1px solid rgba(239,68,68,.25)}.btn-danger:hover{background:#ef444433}.btn-full{width:100%}.modal-overlay{position:fixed;inset:0;background:#000000b3;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);z-index:100;display:flex;align-items:flex-end;justify-content:center;padding:0}.modal-sheet{background:var(--bg-elevated);border-radius:var(--radius-xl) var(--radius-xl) 0 0;width:100%;max-width:480px;max-height:90vh;display:flex;flex-direction:column;border-top:1px solid var(--border-default);box-shadow:var(--shadow-elevated)}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px;border-bottom:1px solid var(--border-subtle);flex-shrink:0}.modal-handle{width:36px;height:4px;background:var(--border-strong);border-radius:var(--radius-full);margin:8px auto 0}.modal-title{font-size:17px;font-weight:600;color:var(--text-primary)}.modal-body{flex:1;overflow-y:auto;padding:16px}.modal-footer{padding:12px 16px calc(12px + var(--safe-bottom));border-top:1px solid var(--border-subtle);display:flex;gap:8px;flex-shrink:0}.toast-container{position:fixed;bottom:calc(var(--tabbar-height) + var(--safe-bottom) + 16px);left:50%;transform:translate(-50%);z-index:200;display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none;width:calc(100% - 32px);max-width:480px}.toast{background:var(--bg-card);border:1px solid var(--border-default);color:var(--text-primary);padding:12px 16px;border-radius:var(--radius-md);font-size:14px;box-shadow:var(--shadow-elevated);max-width:100%;text-align:center;pointer-events:auto}.toast.error{border-color:#ef444466;background:#ef44441a;color:#fecaca}.toast.success{border-color:#22c55e66;background:#22c55e1a;color:#bbf7d0}.note-edit-page{display:flex;flex-direction:column;height:100%}.note-edit-header{display:flex;align-items:center;gap:4px;padding:12px 8px 8px;border-bottom:1px solid var(--border-subtle)}.note-edit-content{flex:1;display:flex;flex-direction:column;padding:16px;gap:12px;overflow-y:auto}.note-edit-title-input{background:transparent;border:none;outline:none;font-size:22px;font-weight:600;color:var(--text-primary);width:100%}.note-edit-title-input::placeholder{color:var(--text-tertiary)}.note-edit-body-input{background:transparent;border:none;outline:none;font-size:16px;color:var(--text-primary);width:100%;min-height:200px;flex:1;line-height:1.6;font-family:inherit}.note-edit-body-input::placeholder{color:var(--text-tertiary)}.note-edit-color-row{display:flex;gap:8px;padding:8px 16px 16px;overflow-x:auto;border-top:1px solid var(--border-subtle)}.note-color-swatch{width:32px;height:32px;border-radius:var(--radius-full);border:2px solid transparent;cursor:pointer;flex-shrink:0;transition:transform .15s ease,border-color .15s ease}.note-color-swatch:active{transform:scale(.9)}.note-color-swatch.active{border-color:var(--text-primary)}.note-edit-meta{padding:8px 16px 16px;font-size:12px;color:var(--text-tertiary);text-align:center}.app-input{display:flex;flex-direction:column;gap:6px;width:100%}.app-input-label{font-size:13px;color:var(--text-secondary);font-weight:500}.app-input-field{background:var(--bg-card);border:1px solid var(--border-default);border-radius:var(--radius-md);padding:12px 14px;font-size:15px;color:var(--text-primary);transition:border-color .15s ease,background .15s ease;width:100%}.app-input-field:focus{border-color:var(--accent);background:var(--bg-elevated)}.app-input-field::placeholder{color:var(--text-tertiary)}.app-input-field:disabled{opacity:.5}textarea.app-input-field{min-height:80px;font-family:inherit;line-height:1.5}.app-input-hint{font-size:12px;color:var(--text-tertiary)}.app-input-error{font-size:12px;color:var(--danger)}.tasks-list{padding:16px;display:flex;flex-direction:column;gap:8px}.task-filters{display:flex;gap:6px;padding:0 16px 8px;overflow-x:auto;flex-shrink:0}.task-filter-chip{padding:6px 12px;border-radius:var(--radius-full);background:var(--bg-card);color:var(--text-secondary);font-size:13px;font-weight:500;border:1px solid var(--border-subtle);cursor:pointer;transition:all .15s ease;flex-shrink:0;white-space:nowrap}.task-filter-chip.active{background:var(--accent-soft);color:var(--accent);border-color:var(--accent-border)}.task-item{background:var(--bg-card);border-radius:var(--radius-md);padding:12px 14px;display:flex;align-items:flex-start;gap:12px;border:1px solid var(--border-subtle);transition:background .15s ease;cursor:pointer}.task-item:active{background:var(--bg-hover)}.task-item.done{opacity:.6}.task-item.done .task-title{text-decoration:line-through;color:var(--text-tertiary)}.task-checkbox{width:22px;height:22px;border-radius:var(--radius-sm);border:2px solid var(--border-strong);flex-shrink:0;margin-top:1px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .15s ease}.task-checkbox.checked{background:var(--accent);border-color:var(--accent);color:#fff}.task-content{flex:1;min-width:0}.task-title{font-size:15px;font-weight:500;color:var(--text-primary);word-break:break-word}.task-description{font-size:13px;color:var(--text-secondary);margin-top:4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.task-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px;font-size:12px}.task-meta-item{display:inline-flex;align-items:center;gap:4px;color:var(--text-tertiary)}.task-meta-item.due{color:var(--warning)}.task-meta-item.due.overdue,.task-meta-item.priority-high{color:var(--danger)}.task-meta-item.priority-normal,.task-meta-item.priority-low{color:var(--text-tertiary)}.task-status-badge{font-size:11px;padding:2px 8px;border-radius:var(--radius-full);background:var(--bg-hover);color:var(--text-secondary);font-weight:500}.task-status-badge.done{background:#22c55e26;color:var(--success)}.task-status-badge.in_progress{background:#a855f726;color:var(--accent)}.task-status-badge.cancelled{background:#ef444426;color:var(--danger)}.task-children-count{display:inline-flex;align-items:center;gap:4px;color:var(--accent);font-size:12px;font-weight:500}.task-detail{display:flex;flex-direction:column;height:100%}.task-detail-header{display:flex;align-items:center;gap:4px;padding:12px 8px 8px}.task-detail-body{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:16px}.task-detail-title-row{display:flex;align-items:flex-start;gap:12px}.task-detail-title{flex:1;font-size:20px;font-weight:600;color:var(--text-primary);line-height:1.3}.task-detail-description{font-size:15px;color:var(--text-secondary);line-height:1.5;white-space:pre-wrap}.task-detail-section{display:flex;flex-direction:column;gap:8px}.task-detail-section-title{font-size:13px;font-weight:600;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.05em}.task-detail-meta-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.task-detail-meta-card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:12px}.task-detail-meta-label{font-size:11px;color:var(--text-tertiary);margin-bottom:4px;text-transform:uppercase;letter-spacing:.04em}.task-detail-meta-value{font-size:14px;color:var(--text-primary);font-weight:500}.task-status-selector{display:flex;gap:4px;flex-wrap:wrap}.task-status-option{padding:6px 10px;border-radius:var(--radius-full);background:var(--bg-card);color:var(--text-secondary);font-size:12px;border:1px solid var(--border-subtle);cursor:pointer}.task-status-option.active{background:var(--accent-soft);color:var(--accent);border-color:var(--accent-border)}.subtask-add{display:flex;gap:8px;align-items:center;background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:8px 12px}.subtask-add-input{flex:1;font-size:14px;color:var(--text-primary)}.subtask-add-input::placeholder{color:var(--text-tertiary)}.subtasks-list{display:flex;flex-direction:column;gap:6px}.subtask-item{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:10px 12px;display:flex;align-items:flex-start;gap:10px}.subtask-item.done .subtask-title{text-decoration:line-through;color:var(--text-tertiary)}.subtask-title{flex:1;font-size:14px;color:var(--text-primary);cursor:pointer}.subtask-actions{display:flex;gap:2px;opacity:.6}.subtask-actions button{padding:4px;border-radius:var(--radius-sm);color:var(--text-tertiary);cursor:pointer}.subtask-actions button:hover{background:var(--bg-hover);color:var(--text-primary)}.files-breadcrumb{display:flex;align-items:center;gap:4px;padding:8px 16px;font-size:14px;color:var(--text-secondary);overflow-x:auto;flex-shrink:0;white-space:nowrap}.files-breadcrumb-item{cursor:pointer;color:var(--text-secondary);padding:4px 6px;border-radius:var(--radius-sm)}.files-breadcrumb-item:hover{background:var(--bg-hover);color:var(--text-primary)}.files-breadcrumb-item.active{color:var(--text-primary);font-weight:500}.files-breadcrumb-sep{color:var(--text-tertiary)}.files-list{padding:8px 16px;display:flex;flex-direction:column;gap:4px}.file-item{display:flex;align-items:center;gap:12px;padding:12px;background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);cursor:pointer;transition:background .15s ease}.file-item:active{background:var(--bg-hover)}.file-icon{font-size:24px;flex-shrink:0;width:32px;text-align:center}.file-info{flex:1;min-width:0}.file-name{font-size:14px;color:var(--text-primary);font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-meta{font-size:12px;color:var(--text-tertiary);margin-top:2px}.file-actions{display:flex;gap:4px;opacity:.6}.file-actions button{padding:6px;border-radius:var(--radius-sm);color:var(--text-tertiary);cursor:pointer}.file-actions button:hover{background:var(--bg-hover);color:var(--text-primary)}.upload-progress{position:fixed;bottom:calc(var(--tabbar-height) + var(--safe-bottom) + 80px);left:50%;transform:translate(-50%);background:var(--bg-card);border:1px solid var(--border-default);padding:12px 20px;border-radius:var(--radius-full);display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-primary);box-shadow:var(--shadow-elevated);z-index:40}.upload-progress-spinner{width:16px;height:16px;border:2px solid var(--border-strong);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.dropzone-active{background:var(--accent-soft);border:2px dashed var(--accent)}.move-target-list{display:flex;flex-direction:column;gap:4px;max-height:50vh;overflow-y:auto}.move-target-item{padding:10px 12px;background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);cursor:pointer;font-size:14px;color:var(--text-primary);display:flex;align-items:center;gap:8px}.move-target-item:hover{background:var(--bg-hover)}.move-target-item.current{background:var(--accent-soft);color:var(--accent);border-color:var(--accent-border)}.tabbar{position:fixed;bottom:0;left:0;right:0;height:calc(var(--tabbar-height) + var(--safe-bottom));padding-bottom:var(--safe-bottom);background:#0a0a0ad9;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-top:1px solid var(--border-subtle);display:flex;align-items:stretch;z-index:50}.tabbar-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:var(--text-tertiary);font-size:11px;font-weight:500;transition:color .15s ease;position:relative}.tabbar-item.active{color:var(--accent)}.tabbar-item.active:before{content:"";position:absolute;top:0;left:50%;transform:translate(-50%);width:24px;height:2px;background:var(--accent);border-radius:0 0 var(--radius-full) var(--radius-full)}.tabbar-icon{display:flex;align-items:center;justify-content:center;width:28px;height:28px}:root{--bg-base: #000000;--bg-elevated: #0a0a0a;--bg-card: #141414;--bg-hover: #1a1a1a;--bg-active: #222222;--text-primary: #f5f5f7;--text-secondary: #a0a0a8;--text-tertiary: #6b6b73;--text-disabled: #3d3d42;--accent: #a855f7;--accent-hover: #9333ea;--accent-active: #7e22ce;--accent-soft: rgba(168, 85, 247, .12);--accent-border: rgba(168, 85, 247, .3);--success: #22c55e;--warning: #eab308;--danger: #ef4444;--info: #3b82f6;--border-subtle: rgba(255, 255, 255, .06);--border-default: rgba(255, 255, 255, .1);--border-strong: rgba(255, 255, 255, .18);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 9999px;--shadow-card: 0 1px 2px rgba(0, 0, 0, .4);--shadow-elevated: 0 4px 16px rgba(0, 0, 0, .5);--shadow-accent: 0 0 0 1px var(--accent-border);--tabbar-height: 64px;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px);--font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", "Inter", system-ui, sans-serif;--font-mono: "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}html,body,#root{height:100%;width:100%;overflow:hidden}body{background:var(--bg-base);color:var(--text-primary);font-family:var(--font-sans);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overscroll-behavior:none;touch-action:manipulation}#root{display:flex;flex-direction:column}button{background:none;border:none;color:inherit;font:inherit;cursor:pointer;padding:0;-webkit-appearance:none;appearance:none}input,textarea{background:none;border:none;outline:none;color:inherit;font:inherit;-webkit-appearance:none;appearance:none}textarea{resize:none}a{color:var(--accent);text-decoration:none}::-webkit-scrollbar{width:4px;height:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--accent)}.app-container{flex:1;display:flex;flex-direction:column;min-height:0;overflow:hidden;padding-top:var(--safe-top)}.page{flex:1;display:flex;flex-direction:column;min-height:0;overflow:hidden}.page-scroll{flex:1;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch;padding-bottom:calc(var(--tabbar-height) + var(--safe-bottom) + 16px)}.app-container:not(:has(.tabbar)) .page-scroll,.app-container.no-tabbar .page-scroll{padding-bottom:calc(var(--safe-bottom) + 16px)}.page-padding{padding:16px}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.96)}to{opacity:1;transform:scale(1)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.animate-fade-in{animation:fadeIn .2s ease-out}.animate-slide-up{animation:slideUp .25s cubic-bezier(.16,1,.3,1)}.animate-scale-in{animation:scaleIn .18s cubic-bezier(.16,1,.3,1)}.skeleton{background:linear-gradient(90deg,var(--bg-card) 25%,var(--bg-hover) 50%,var(--bg-card) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:var(--radius-md)}