:root{--bg:#fff;--bg-secondary:#f7f6f3;--bg-hover:#37352f14;--bg-selected:#2383e224;--bg-callout:#f1f1ef;--text:#37352f;--text-muted:#787774;--text-light:#9b9a97;--accent:#2383e2;--accent-hover:#1a6fc2;--accent-soft:#2383e21f;--border:#e9e9e7;--border-hover:#d3d1cb;--check:#37352f;--check-done:#9b9a97;--callout-yellow:#fff9db;--callout-yellow-border:#f5e6a3;--radius:3px;--radius-md:6px;--font:ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;min-height:100dvh;font-size:16px;line-height:1.5}#root{background:var(--bg);flex-direction:column;max-width:480px;min-height:100dvh;margin:0 auto;display:flex}.page-title{letter-spacing:-.03em;color:var(--text);font-size:2rem;font-weight:700;line-height:1.2}.page-subtitle{color:var(--text-muted);margin-top:4px;font-size:.875rem;line-height:1.5}.section-label{color:var(--text-light);margin-bottom:8px;font-size:.75rem;font-weight:500}.empty-state{color:var(--text-light);text-align:center;padding:40px 20px;font-size:.875rem;line-height:1.7}.divider{background:var(--border);height:1px;margin:24px 0}.main{flex:1;padding:32px 24px 88px;overflow-y:auto}.tab-nav{background:var(--bg);border-top:1px solid var(--border);width:100%;max-width:480px;padding:0 8px calc(env(safe-area-inset-bottom));display:flex;position:fixed;bottom:0;left:50%;transform:translate(-50%)}.tab-btn{color:var(--text-muted);background:0 0;border-top:2px solid #0000;border-radius:0;flex-direction:column;flex:1;align-items:center;gap:2px;padding:10px 4px 8px;font-size:.6875rem;font-weight:500;transition:color .12s,border-color .12s;display:flex}.tab-btn.active{color:var(--text);border-top-color:var(--text)}.tab-btn-icon{opacity:.7;font-size:1.125rem;line-height:1}.tab-btn.active .tab-btn-icon{opacity:1}button{cursor:pointer;border-radius:var(--radius-md);border:none;padding:6px 12px;font-family:inherit;font-size:.875rem;font-weight:500;transition:background .1s}button:active:not(:disabled){opacity:.7}button:disabled{opacity:.4;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-secondary{background:var(--bg);color:var(--text);border:1px solid var(--border);box-shadow:0 0 0 1px #0f0f0f0d}.btn-secondary:hover:not(:disabled){background:var(--bg-hover)}.btn-ghost{color:var(--text-muted);background:0 0;padding:6px 10px}.btn-ghost:hover{background:var(--bg-hover)}.btn-block{width:100%}.btn-lg{padding:10px 16px;font-size:.9375rem}input,textarea{color:var(--text);background:0 0;border:none;border-radius:0;width:100%;padding:6px 0;font-family:inherit;font-size:.9375rem}input::placeholder,textarea::placeholder{color:var(--text-light)}input:focus,textarea:focus{outline:none}textarea{resize:vertical;line-height:1.6}.input-box{border:1px solid var(--border);border-radius:var(--radius-md);background:var(--bg);padding:10px 12px;transition:box-shadow .1s;box-shadow:0 0 0 1px #0f0f0f0d}.input-box:focus-within{box-shadow:var(--accent) 0 0 0 2px}.input-box input,.input-box textarea{padding:0}.input-row{align-items:center;gap:8px;margin-top:8px;padding:4px 0;display:flex}.input-row .add-icon{color:var(--text-light);text-align:center;flex-shrink:0;width:24px;font-size:1.25rem;line-height:1}.input-row input{flex:1}.task-list{flex-direction:column;margin-top:16px;display:flex}.task-row{border-radius:var(--radius-md);align-items:flex-start;gap:8px;padding:6px 4px;transition:background .1s;display:flex}.task-row:hover{background:var(--bg-hover)}.task-row.top{background:var(--callout-yellow);border:1px solid var(--callout-yellow-border);border-radius:var(--radius-md);margin:4px 0;padding:10px 8px}.task-row.top:hover{background:var(--callout-yellow)}.task-row.done{opacity:.5}.task-check{border-radius:var(--radius);background:var(--bg);border:1.5px solid var(--border-hover);width:16px;height:16px;color:var(--bg);flex-shrink:0;justify-content:center;align-items:center;margin-top:3px;padding:0;font-size:.625rem;transition:background .1s,border-color .1s;display:flex}.task-check:hover{background:var(--bg-hover)}.task-check.checked{background:var(--check);border-color:var(--check);color:var(--bg)}.task-body{flex:1;min-width:0}.task-text{word-break:break-word;font-size:.9375rem;line-height:1.5}.task-text.done{color:var(--text-muted);text-decoration:line-through}.task-badge{color:var(--text-muted);background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius);margin-top:4px;padding:1px 6px;font-size:.6875rem;font-weight:500;display:inline-block}.task-actions{opacity:.5;flex-shrink:0;gap:2px;display:flex}.task-row:hover .task-actions{opacity:1}.task-action{color:var(--text-light);border-radius:var(--radius-md);background:0 0;padding:4px 6px;font-size:.8125rem}.task-action:hover{background:var(--bg-hover);color:var(--text)}.task-action.active{color:var(--accent)}.celebrate-overlay{z-index:100;background:#0f0f0f66;justify-content:center;align-items:center;padding:24px;animation:.2s fadeIn;display:flex;position:fixed;inset:0}.celebrate-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-md);text-align:center;max-width:300px;padding:32px 28px;font-size:1.0625rem;font-weight:600;box-shadow:0 0 0 1px #0f0f0f1a,0 4px 16px #0f0f0f1a}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.task-select{text-align:left;width:100%;color:var(--text);border-radius:var(--radius-md);background:0 0;border:none;margin-bottom:2px;padding:8px 10px;font-size:.9375rem;font-weight:400;display:block}.task-select:hover{background:var(--bg-hover)}.task-select.selected{background:var(--bg-selected);color:var(--text)}.duration-group{gap:6px;display:flex}.duration-btn{background:var(--bg);color:var(--text-muted);border:1px solid var(--border);border-radius:var(--radius-md);flex:1;padding:8px 12px;font-size:.875rem;font-weight:500;box-shadow:0 0 0 1px #0f0f0f0d}.duration-btn.selected{background:var(--bg-selected);color:var(--accent);box-shadow:var(--accent) 0 0 0 1px;border-color:#0000}.focus-screen{background:var(--bg);z-index:50;flex-direction:column;justify-content:center;align-items:center;padding:32px 24px;display:flex;position:fixed;inset:0}.focus-label{color:var(--text-light);margin-bottom:12px;font-size:.75rem}.focus-text{text-align:center;max-width:300px;color:var(--text);margin-bottom:40px;font-size:1.0625rem;line-height:1.6}.timer-ring{width:200px;height:200px;margin-bottom:40px;position:relative}.timer-ring svg{width:100%;height:100%;transform:rotate(-90deg)}.timer-ring-bg{stroke:var(--border)}.timer-ring-progress{stroke:var(--accent);transition:stroke-dashoffset .5s linear}.timer-display{font-variant-numeric:tabular-nums;letter-spacing:-.03em;color:var(--text);justify-content:center;align-items:center;font-size:2.75rem;font-weight:600;display:flex;position:absolute;inset:0}.focus-actions{gap:8px;display:flex}.note-form{margin-bottom:4px}.note-form .input-box{margin-bottom:8px}.note-hint{color:var(--text-muted);margin-bottom:12px;font-size:.8125rem;line-height:1.5}.note-actions{gap:8px;margin-top:12px;display:flex}.note-actions .btn-primary{flex:1}.note-list{margin-top:32px}.note-card{border-bottom:1px solid var(--border);padding:12px 0}.note-card:last-child{border-bottom:none}.note-source{color:var(--text-light);margin-bottom:6px;font-size:.75rem}.note-content{white-space:pre-wrap;font-size:.9375rem;line-height:1.7}.note-card-actions{gap:8px;margin-top:8px;display:flex}.note-card-actions button{color:var(--text-light);border-radius:var(--radius-md);background:0 0;padding:2px 6px;font-size:.75rem}.note-card-actions button:hover{background:var(--bg-hover);color:var(--text)}.done-screen{text-align:center;padding:48px 0}.done-title{margin-bottom:24px;font-size:1.25rem;font-weight:600}.done-actions{flex-direction:column;gap:8px;max-width:240px;margin:0 auto;display:flex}