:root{--app-bg: #f5f5f7;--surface: rgba(255, 255, 255, .86);--surface-strong: #ffffff;--surface-muted: #f9fafb;--text: #111827;--text-advice: #4b5563;--text-muted: #6b7280;--text-soft: #9ca3af;--border: rgba(17, 24, 39, .1);--border-strong: rgba(17, 24, 39, .16);--accent: #007aff;--accent-pressed: #0066d6;--success: #34c759;--danger: #ff3b30;--danger-soft: #fff1f0;--warning: #ff9500;--shadow-card: 0 12px 32px rgba(17, 24, 39, .08);--shadow-control: 0 1px 2px rgba(17, 24, 39, .05);--radius-sm: 8px;--radius-md: 10px;--radius-lg: 14px;--control-height: 46px;--page-x: 14px;color:var(--text);background:var(--app-bg);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}*{box-sizing:border-box}html,body,#root{width:100%;max-width:100%;overflow-x:hidden}body{margin:0;min-height:100vh;touch-action:manipulation;background:radial-gradient(circle at 50% -12%,rgba(0,122,255,.14),transparent 34%),var(--app-bg)}button,input,textarea{font:inherit}input,textarea,select{max-width:100%;font-size:16px}button{cursor:pointer}button:disabled{cursor:default}.button{min-height:var(--control-height);border:1px solid var(--border);border-radius:var(--radius-md);padding:0 14px;background:var(--surface-strong);color:var(--text);box-shadow:var(--shadow-control);font-weight:750}.button-primary{border-color:var(--accent);background:var(--accent);color:#fff}.button-secondary{border-color:#007aff33;background:#007aff14;color:var(--accent)}.button-danger{border-color:var(--danger);background:var(--danger);color:#fff}.button-ghost{border-color:var(--border);background:var(--surface-strong);color:var(--text)}.button-confirm{border-color:var(--success);background:var(--success);color:#fff}.control{width:100%;max-width:100%;min-height:var(--control-height);border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface-strong);color:var(--text);caret-color:var(--accent);padding:0 12px;box-shadow:var(--shadow-control);outline:0}.control:focus{border-color:var(--accent);box-shadow:0 0 0 3px #007aff2e,var(--shadow-control)}.textarea-control{min-height:104px;padding:12px;resize:vertical}.panel{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface);box-shadow:var(--shadow-card)}.panel-header{display:flex;align-items:center;justify-content:space-between;gap:12px}.icon-button{width:var(--control-height);min-width:var(--control-height);padding:0;font-size:22px;line-height:1}.plain-icon-button{min-height:30px;min-width:30px;border:0;border-radius:var(--radius-sm);background:transparent;color:var(--text-muted);padding:0;box-shadow:none;font-size:19px;line-height:1}.plain-icon-button:active{background:#1118270d}.text-list{display:grid;min-height:0}.text-list-item{display:grid;align-content:center;width:100%;min-height:0;border:0;background:transparent;color:var(--text-advice);padding:0;text-align:left}.text-list-title{overflow:hidden;color:var(--text-advice);font-size:15px;font-weight:650;line-height:1.28;text-overflow:ellipsis;white-space:nowrap}.text-list-body{display:-webkit-box;overflow:hidden;margin:3px 0 0;color:var(--text-muted);font-size:13px;line-height:1.32;-webkit-box-orient:vertical;-webkit-line-clamp:2}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:20;display:grid;place-items:center;padding:18px;background:#11182757;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.modal-panel{display:grid;grid-template-rows:auto minmax(0,1fr);width:min(100%,620px);max-height:min(82vh,720px);border:1px solid var(--border);border-radius:20px;background:var(--surface-strong);box-shadow:0 28px 72px #1118273d;overflow:hidden}.modal-header{display:flex;align-items:start;justify-content:space-between;gap:12px;padding:18px 18px 10px}.modal-header h2{overflow-wrap:anywhere}.modal-body{min-height:0;overflow:auto;padding:0 18px 18px}.modal-close{color:var(--text);font-size:26px}.switch-row{display:flex;align-items:center;justify-content:space-between;gap:12px;color:var(--text);font-size:14px;font-weight:750}.switch-row input{width:44px;height:24px;accent-color:var(--accent)}.segmented{display:grid;grid-template-columns:1fr 1fr;gap:4px;padding:4px;border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface-muted)}.segmented button{min-height:38px;border:0;border-radius:var(--radius-sm);background:transparent;color:var(--text-muted);font-weight:750}.segmented button.active{background:var(--surface-strong);color:var(--text);box-shadow:var(--shadow-control)}.segmented.disabled{opacity:.48}.app-shell{display:flex;flex-direction:column;gap:14px;width:min(100%,820px);max-width:100%;min-height:100vh;margin:0 auto;padding:18px var(--page-x) 36px;overflow-x:hidden}h1{margin:0;color:var(--text);font-size:clamp(26px,6vw,38px);line-height:1.03}h2{margin:0;color:var(--text);font-size:19px;line-height:1.15}.notice,.error,.empty{margin:12px 0;padding:14px;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface);box-shadow:var(--shadow-control)}.notice{color:var(--text-muted)}.error{color:var(--danger);background:var(--danger-soft);border-color:#ff3b3040}.compact-empty{margin:0;box-shadow:none}.tips-panel{display:grid;grid-template-rows:auto minmax(0,1fr);gap:8px;height:min(30vh,210px);max-height:30vh;min-height:96px;padding:14px;overflow:hidden}.tips-list{grid-auto-rows:minmax(0,1fr);gap:6px;overflow:hidden}.tip-text-item{border-top:1px solid rgba(17,24,39,.06)}.tip-text-item:first-of-type{border-top:0}.focus-panel{display:grid;gap:12px;padding:14px}.panel:not(.tips-panel,.focus-panel){display:grid;gap:14px;padding:14px}.task-form{display:grid;gap:14px}.task-form label,.tip-form-card label,.stats-panel label{display:grid;gap:8px;color:var(--text-muted);font-size:13px;font-weight:750}.date-field{padding:12px;border:1px solid rgba(0,122,255,.16);border-radius:var(--radius-lg);background:#007aff0f}.date-field span{color:var(--text-muted);font-size:12px;font-weight:600}.tabs{display:flex;gap:8px;margin:0 -14px;padding:0 14px 5px;overflow-x:auto}.tab-button{flex:0 0 auto;min-height:38px;border-radius:999px;color:var(--text-muted);box-shadow:none}.tab-button.active{border-color:var(--text);background:var(--text);color:#fff}.task-list,.group-list,.settings-list{display:grid;gap:12px}.date-group{display:grid;gap:8px}.date-group h2{margin:10px 2px 0;color:var(--text-muted);font-size:13px;font-weight:800;text-transform:uppercase}.task-card,.tip-form-card{display:grid;gap:12px;padding:14px;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface-strong);box-shadow:var(--shadow-card)}.modal-form{border:0;padding:0;box-shadow:none}.modal-tip-description{margin:0;color:var(--text-advice);font-size:15px;line-height:1.55;white-space:pre-wrap}.settings-list-item{display:grid;gap:4px;width:100%;border:0;border-top:1px solid rgba(17,24,39,.07);background:transparent;color:var(--text-advice);padding:12px 0;text-align:left}.settings-list-item:first-child{border-top:0}.settings-list-item span{overflow:hidden;font-size:15px;font-weight:680;line-height:1.3;text-overflow:ellipsis;white-space:nowrap}.settings-list-item small{color:var(--text-muted);font-size:12px;font-weight:650}.task-card.overdue{border-color:#ff3b3047}.task-main-row{display:grid;grid-template-columns:28px minmax(0,1fr);align-items:start;gap:10px}.done-checkbox{width:22px;height:22px;margin-top:1px;accent-color:var(--success)}.done-checkbox:disabled{opacity:.42}.task-content{min-width:0}.task-title{display:block;width:100%;border:0;background:transparent;color:var(--text);padding:0;text-align:left;overflow-wrap:anywhere;font-size:16px;font-weight:760;line-height:1.36}.title-editor{display:grid;grid-template-columns:minmax(0,1fr) 42px 42px;gap:7px}.title-editor input{width:100%}.title-editor button{padding:0}.task-meta{display:flex;flex-wrap:wrap;gap:6px;margin-top:4px;color:var(--text-soft);font-size:12px}.task-date-row{display:grid}.card-date-field,.static-date{display:grid;min-height:44px;place-items:center;position:relative;width:100%;border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface-muted);color:var(--text);font-size:14px;font-weight:760;text-align:center}.card-date-field.empty-date{color:var(--text-muted);font-weight:700}.card-date-field input{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;border:0;opacity:0;cursor:pointer}.task-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px}.task-actions .button{width:100%;min-width:0;padding:0 10px}.stats-panel{display:grid;gap:14px;padding:16px;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface);box-shadow:var(--shadow-card)}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.stat-card{padding:14px;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface-strong)}.stat-card span{display:block;color:var(--text-muted);font-size:13px}.stat-card strong{display:block;margin-top:8px;font-size:34px}.switch-group{display:grid;gap:10px}code{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace}.app-footer{margin-top:auto;padding:12px 0 0;color:var(--text-soft);font-size:12px;font-weight:800;text-align:center;text-transform:uppercase}@media(max-width:680px){.stats-grid{grid-template-columns:1fr}}