:root{--font-sans: "Segoe UI Variable Text", "PingFang SC", "Microsoft YaHei UI", sans-serif;--font-display: "Iowan Old Style", "Palatino Linotype", "STSong", serif;--bg: #f5f4f1;--bg-elevated: rgba(255, 255, 255, .78);--bg-strong: #ffffff;--text: #111111;--text-soft: #565656;--line: rgba(17, 17, 17, .08);--line-strong: rgba(17, 17, 17, .14);--accent: #111111;--success: #2f7d4f;--danger: #a34234;--shadow: 0 24px 60px rgba(17, 17, 17, .08)}:root[data-theme=dark]{--bg: #111111;--bg-elevated: rgba(24, 24, 24, .86);--bg-strong: #1b1b1b;--text: #f3f1eb;--text-soft: #b8b1a8;--line: rgba(243, 241, 235, .08);--line-strong: rgba(243, 241, 235, .16);--accent: #f3f1eb;--success: #79c297;--danger: #f67e6d;--shadow: 0 24px 70px rgba(0, 0, 0, .35)}*{box-sizing:border-box}html,body,#root{min-height:100%}html{scrollbar-gutter:stable}body{margin:0;font-family:var(--font-sans);color:var(--text);background:radial-gradient(circle at top left,rgba(17,17,17,.07),transparent 30%),radial-gradient(circle at bottom right,rgba(87,87,87,.08),transparent 28%),var(--bg)}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;background:linear-gradient(180deg,rgba(255,255,255,.08),transparent 24%),linear-gradient(0deg,rgba(17,17,17,.04),transparent 16%)}button,input,select,textarea{font:inherit}button{cursor:pointer}.app-shell{min-height:100vh}.app-main{max-width:1200px;margin:0 auto;padding:48px 24px 128px}.page{display:grid;gap:24px}.page-hero{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;padding:12px 0 8px}.page-hero h1{margin:6px 0 10px;font-family:var(--font-display);font-size:clamp(2.8rem,6vw,4.5rem);line-height:.92;letter-spacing:-.04em}.eyebrow{margin:0;font-size:.78rem;text-transform:uppercase;letter-spacing:.18em;color:var(--text-soft)}.page-copy{max-width:620px;margin:0;line-height:1.7;color:var(--text-soft)}.hero-actions{display:flex;gap:12px;align-items:end;flex-wrap:wrap}.todo-view-mode-switch{display:flex;gap:8px}.panel,.todo-card,.empty-state{border:1px solid var(--line);border-radius:28px;background:var(--bg-elevated);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.panel{padding:24px}.panel-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}.panel-header h2{margin:0;font-size:1.05rem}.tree-list{display:grid;gap:14px}.todo-card{padding:18px 18px 18px 16px}.todo-card.is-compact{padding:12px 14px 12px 12px}.todo-main{display:flex;gap:14px}.todo-content{flex:1;min-width:0}.todo-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.todo-title-row{display:flex;align-items:center;gap:10px;min-width:0}.todo-heading h3{margin:0;font-size:1.08rem}.todo-card.is-compact .todo-heading{align-items:center}.todo-card.is-compact .todo-title-row{gap:8px}.todo-card.is-compact .todo-heading h3{font-size:1rem;line-height:1.4}.todo-card.is-compact .todo-inline-category{min-height:24px;padding:0 8px;font-size:.82rem}.todo-card.is-compact .todo-main{gap:10px}.todo-card.is-compact .check-button{width:34px;height:34px;margin-top:0}.todo-card.is-compact .check-button svg{width:16px;height:16px}.todo-inline-category{flex:0 0 auto;display:inline-flex;align-items:center;min-height:28px;padding:0 10px;border-radius:999px;border:1px solid var(--line);color:var(--text-soft);background:#ffffff59;white-space:nowrap}.todo-actions{display:flex;gap:8px;flex-wrap:wrap}.todo-note,.modal-copy,.project-note{margin:10px 0 0;line-height:1.6;color:var(--text-soft)}.todo-note-prewrap{white-space:pre-wrap}.time-progress{display:grid;gap:8px;margin-top:16px;padding:12px 14px;border-radius:22px;background:#ffffff75}.time-progress-scale{display:flex;align-items:center;justify-content:space-between;gap:12px}.time-progress-scale span{color:var(--text-soft)}.time-progress-status{font-variant-numeric:tabular-nums}.time-progress-bar{position:relative;height:10px;overflow:hidden;border-radius:999px;background:#11111114}.time-progress-bar span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,rgba(17,17,17,.38) 0%,var(--success) 100%)}.time-progress-scale strong{display:block;font-size:.92rem;font-weight:600}.time-progress-scale-end{text-align:right}.time-progress.is-overdue .time-progress-status{color:var(--danger)}.time-progress.is-overdue .time-progress-bar span{background:linear-gradient(90deg,rgba(163,66,52,.24) 0%,var(--danger) 100%)}.time-progress.is-open-ended .time-progress-bar span{background:repeating-linear-gradient(135deg,#1111111f 0,#1111111f 12px,#1113 12px,#1113 24px)}.todo-progress-section{display:grid;gap:12px;margin-top:16px;padding-top:16px;border-top:1px solid var(--line)}.todo-progress-copy,.todo-progress-empty,.todo-progress-hint{margin:0;line-height:1.6;color:var(--text-soft)}.todo-progress-list{display:grid;gap:8px}.todo-progress-row,.todo-progress-editor,.todo-progress-composer{border:1px solid var(--line);border-radius:22px;background:var(--bg-strong)}.todo-progress-row{display:grid;grid-template-columns:156px minmax(0,1fr);gap:14px;width:100%;padding:14px 16px;color:var(--text);text-align:left}.todo-progress-preview{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.todo-progress-time{color:var(--text-soft);font-size:.88rem}.todo-progress-editor,.todo-progress-composer{display:grid;gap:10px;padding:14px 16px}.todo-progress-editor textarea,.todo-progress-composer textarea{width:100%;min-height:96px;padding:12px 14px;border:1px solid var(--line-strong);border-radius:18px;color:var(--text);background:var(--bg-strong);resize:vertical}.todo-progress-editor .todo-progress-time{display:grid;gap:4px}.todo-progress-editor .todo-progress-time strong{color:var(--text);font-size:.95rem}.todo-progress-actions{display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap}.completed-children-section{display:grid;gap:12px;margin-top:16px;padding-top:16px;border-top:1px solid var(--line)}.completed-children-header{display:flex;align-items:center;justify-content:space-between;gap:12px}.completed-children-header strong{font-size:.98rem}.completed-children-actions,.date-wheel-toolbar-actions{display:flex;gap:8px;flex-wrap:wrap}.completed-children-list{display:grid;gap:8px}.completed-child-row{display:grid;gap:10px;padding:14px 16px;border:1px solid var(--line);border-radius:22px;background:var(--bg-strong)}.completed-child-summary{display:flex;align-items:center;gap:12px}.completed-check-button{width:30px;height:30px;margin-top:0;border-radius:10px}.completed-check-button svg{width:14px;height:14px}.completed-child-trigger{flex:1;min-width:0;display:grid;gap:4px;padding:0;border:0;color:var(--text);text-align:left;background:transparent}.completed-child-trigger strong{font-size:1rem;line-height:1.45;word-break:break-word}.completed-child-trigger span,.completed-child-details span{color:var(--text-soft);white-space:nowrap}.completed-child-details{display:grid;gap:12px;padding-left:52px}.completed-child-metrics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.completed-child-metrics div{display:grid;gap:4px;padding:12px 14px;border-radius:18px;background:#1111110a}.completed-child-metrics strong{font-size:.95rem}.todo-children{display:grid;gap:12px;margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}.is-completed{opacity:.72}.check-button{flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;margin-top:1px;border-radius:14px;border:1px solid var(--line-strong);color:transparent;background:transparent}.check-button svg{width:18px;height:18px;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round;fill:none}.check-button.is-checked{border-color:#2f7d4f4d;background:#2f7d4f1f;color:var(--success)}.check-button:hover{border-color:#1113;background:#11111108}:root[data-theme=dark] .check-button:hover{border-color:#f3f1eb3d;background:#f3f1eb0a}.check-button.is-checked:hover{border-color:#2f7d4f61;background:#2f7d4f29}.primary-button,.ghost-button,.segment-button,.theme-card{border:1px solid var(--line);transition:transform .16s ease,border-color .16s ease,background .16s ease}.primary-button:hover,.ghost-button:hover,.segment-button:hover,.theme-card:hover{transform:translateY(-1px)}.primary-button{min-height:46px;padding:0 18px;border-radius:999px;color:#f6f4ef;background:var(--accent)}.primary-button:disabled,.ghost-button:disabled{opacity:.5;cursor:not-allowed}.ghost-button{min-height:42px;padding:0 14px;border-radius:999px;color:var(--text);background:transparent}.ghost-button.is-active-action{border-color:var(--text);background:#1111110f}.danger-button{color:var(--danger)}.field{display:grid;gap:8px;min-width:180px}.field span{font-size:.88rem;color:var(--text-soft)}.field input,.field select,.field textarea,.inline-form input,.category-row input{width:100%;padding:12px 14px;border:1px solid var(--line-strong);border-radius:18px;color:var(--text);background:var(--bg-strong)}.field textarea{resize:vertical}.deadline-field{gap:10px}.date-wheel-picker{display:grid;gap:12px;padding:14px;border:1px solid var(--line-strong);border-radius:22px;background:var(--bg-strong)}.date-wheel-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.date-wheel-toolbar strong{font-size:1rem}.date-wheel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.date-wheel-part{display:grid;gap:6px;padding:10px;border-radius:20px;background:#1111110a}.date-wheel-step{min-height:28px;border:1px solid var(--line);border-radius:999px;color:var(--text);background:transparent}.date-wheel-value{display:flex;align-items:center;justify-content:center;min-height:56px}.date-wheel-value strong{font-size:clamp(1.5rem,4vw,2rem);font-family:var(--font-display);line-height:1}.week-offset-switch{position:relative;display:inline-grid;grid-template-columns:repeat(2,minmax(0,1fr));min-width:132px;padding:4px;border:1px solid var(--line);border-radius:999px;background:#1111110a}.week-offset-thumb{position:absolute;top:4px;bottom:4px;left:4px;width:calc(50% - 4px);border-radius:999px;background:var(--bg-strong);box-shadow:0 8px 16px #11111114;opacity:0;transform:translate(0);transition:transform .18s ease,opacity .18s ease}.week-offset-switch[data-selected="0"] .week-offset-thumb,.week-offset-switch[data-selected="1"] .week-offset-thumb{opacity:1}.week-offset-switch[data-selected="1"] .week-offset-thumb{transform:translate(calc(100% + 4px))}.week-offset-button{position:relative;z-index:1;min-height:30px;padding:0 12px;border:0;color:var(--text-soft);background:transparent}.week-offset-button.is-active{color:var(--text)}.deadline-preset-stack{display:grid;gap:10px}.deadline-option-row{display:flex;flex-wrap:wrap;gap:8px}.deadline-hint{margin:0;line-height:1.6;color:var(--text-soft)}.deadline-hint-warning{color:var(--danger)}.filter-field{min-width:200px}.empty-state{display:grid;place-items:start;gap:12px;padding:36px}.empty-state h2{margin:0;font-size:1.4rem}.empty-state p:last-of-type{margin:0;max-width:460px;line-height:1.7;color:var(--text-soft)}.project-grid,.stats-grid,.settings-grid{display:grid;gap:18px}.project-grid,.settings-grid{grid-template-columns:repeat(12,minmax(0,1fr))}.project-card{grid-column:span 6;display:grid;gap:18px}.project-header{display:flex;align-items:end;justify-content:space-between;gap:16px}.project-header h2{margin:4px 0 0}.project-ratio{margin:0;font-size:2rem;font-family:var(--font-display)}.progress-bar{height:12px;border-radius:999px;overflow:hidden;background:#11111114}.progress-bar span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--text) 0%,var(--success) 100%)}.project-metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.project-metrics div{display:grid;gap:4px;padding:12px 14px;border-radius:22px;background:var(--bg-strong)}.project-metrics strong,.stat-card strong{font-size:1.6rem;font-family:var(--font-display)}.project-metrics span,.project-subitem span,.stat-label,.info-row span,.category-row span{color:var(--text-soft)}.project-sublist,.completed-list,.stats-list,.category-list,.info-list,.theme-stack{display:grid;gap:12px}.project-subitem,.completed-item,.stats-row,.category-row,.info-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 16px;border-radius:22px;background:var(--bg-strong)}.project-subitem p,.completed-item p{margin:0 0 4px}.stats-toolbar{display:flex;justify-content:space-between;gap:16px;align-items:center;flex-wrap:wrap}.period-switch{display:flex;gap:8px}.segment-button{min-height:42px;padding:0 16px;border-radius:999px;color:var(--text);background:transparent}.segment-button.is-active,.theme-card.is-active{border-color:var(--text);background:#1111110f}.range-control{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.stat-card{display:grid;gap:10px}.stats-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.theme-card{display:grid;gap:8px;width:100%;padding:16px 18px;border-radius:24px;text-align:left;color:var(--text);background:transparent}.theme-card span{line-height:1.6;color:var(--text-soft)}.settings-grid>.panel:nth-child(1),.settings-grid>.panel:nth-child(2){grid-column:span 6}.settings-grid>.panel:nth-child(3){grid-column:span 12}.inline-form{display:grid;grid-template-columns:1fr auto;gap:12px;margin-bottom:16px}.row-actions{display:flex;gap:10px;flex-wrap:wrap}.info-row strong,.stats-row strong,.completed-item strong{font-weight:600}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;padding:24px;background:#11111161;z-index:40}.modal{width:min(100%,640px);padding:22px;border:1px solid var(--line);border-radius:28px;background:var(--bg);box-shadow:var(--shadow)}.modal-header{display:flex;align-items:center;justify-content:space-between;gap:16px}.modal-header h3{margin:0;font-size:1.2rem}.stack-form{display:grid;gap:14px}.modal-actions{display:flex;justify-content:flex-end;gap:12px}.bottom-nav{position:fixed;left:50%;bottom:24px;display:grid;grid-auto-flow:column;gap:8px;transform:translate(-50%);padding:10px;border:1px solid var(--line);border-radius:999px;background:#ffffffc7;box-shadow:var(--shadow);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);z-index:30}:root[data-theme=dark] .bottom-nav{background:#181818e0}.bottom-nav-link{min-width:84px;min-height:46px;padding:0 18px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;color:var(--text-soft);text-decoration:none}.bottom-nav-link.is-active{color:var(--text);background:#11111114}.banner-error{margin:0;padding:14px 18px;border-radius:18px;color:var(--danger);background:#a342341f}.skeleton-panel{min-height:240px;background:linear-gradient(90deg,#ffffff0f,#ffffff3d,#ffffff0f);background-size:240px 100%;animation:shimmer 1.6s linear infinite}@keyframes shimmer{0%{background-position:-240px 0}to{background-position:calc(100% + 240px) 0}}@media (max-width: 960px){.page-hero,.stats-toolbar{flex-direction:column;align-items:stretch}.project-card,.settings-grid>.panel:nth-child(1),.settings-grid>.panel:nth-child(2),.settings-grid>.panel:nth-child(3){grid-column:span 12}.stats-columns,.stats-grid{grid-template-columns:1fr}}@media (max-width: 720px){.app-main{padding:28px 16px 112px}.page-hero h1{font-size:clamp(2.4rem,13vw,3.4rem)}.todo-view-mode-switch{width:100%}.todo-heading,.completed-children-header,.project-header,.category-row,.completed-item,.stats-row,.info-row{flex-direction:column;align-items:stretch}.project-metrics,.inline-form,.date-wheel-grid,.completed-child-metrics{grid-template-columns:1fr}.completed-child-details{padding-left:0}.time-progress-scale{display:grid}.time-progress-scale-end{text-align:left}.todo-progress-row{grid-template-columns:1fr}.bottom-nav{left:0;right:0;bottom:0;transform:none;width:100%;border-radius:24px 24px 0 0;border-left:0;border-right:0;border-bottom:0;grid-template-columns:repeat(4,minmax(0,1fr))}.bottom-nav-link{min-width:0;width:100%}}