:root{--accent-h: 5;--accent-s: 71%;--accent-l: 55%;--color-accent: hsl(var(--accent-h), var(--accent-s), var(--accent-l));--color-accent-hover: hsl(var(--accent-h), var(--accent-s), 45%);--color-accent-dim: hsla(var(--accent-h), var(--accent-s), var(--accent-l), .1);--color-bg-app: #ffffff;--color-bg-sidebar: #f5f5f5;--color-bg-card: #ffffff;--color-bg-glass: rgba(255, 255, 255, .72);--color-border: #e6e6e6;--color-text-primary: #202020;--color-text-secondary: #666666;--color-text-dim: #999999;--color-success: #22c55e;--color-warning: #f59e0b;--color-danger: #ef4444;--color-danger-dim: rgba(239, 68, 68, .1);--spacing-unit: .25rem;--spacing-xs: calc(var(--spacing-unit) * 1);--spacing-sm: calc(var(--spacing-unit) * 2);--spacing-md: calc(var(--spacing-unit) * 3);--spacing-lg: calc(var(--spacing-unit) * 4);--spacing-xl: calc(var(--spacing-unit) * 6);--spacing-xxl: calc(var(--spacing-unit) * 8);--radius-sm: .25rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-full: 99rem;--shadow-sm: 0 .0625rem .125rem rgba(0, 0, 0, .05);--shadow-md: 0 .25rem .375rem -.0625rem rgba(0, 0, 0, .1);--font-family: "IBM Plex Sans JP", system-ui, -apple-system, sans-serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-md: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-line-height: 1.6;--font-letter-spacing: -.01em;--sidebar-width: 17.5rem;--touch-target-size: 2.75rem;--control-width-sm: 5rem;--z-index-nav: 100;--z-index-dropdown: 500;--z-index-modal: 1000;--z-index-toast: 2000;--border-width: .0625rem;--ui-border: var(--border-width) solid var(--color-border);--ease-standard: cubic-bezier(.16, 1, .3, 1);--ease-in: cubic-bezier(.4, 0, 1, 1);--ease-out: cubic-bezier(0, 0, .2, 1);--ease-premium: cubic-bezier(.16, 1, .3, 1);--duration-standard: .12s;--duration-slow: .3s;--duration-fast: 60ms}*{box-sizing:border-box;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;box-sizing:border-box}body{margin:0;padding:0;font-family:var(--font-family);line-height:var(--font-line-height);letter-spacing:var(--font-letter-spacing);background-color:var(--color-bg-app);color:var(--color-text-primary);overflow:hidden}@media(prefers-color-scheme:dark){:root{--color-bg-app: #1a1a1a;--color-bg-sidebar: #222222;--color-bg-card: #2c2c2c;--color-bg-glass: rgba(10, 10, 10, .72);--color-border: rgba(255, 255, 255, .08);--color-text-primary: #e0e0e0;--color-text-secondary: #aaaaaa;--color-text-dim: #777777;--accent-l: 50%;--shadow-sm: 0 1px 4px rgba(0, 0, 0, .4);--shadow-md: 0 4px 12px rgba(0, 0, 0, .6)}}@media(max-width:768px){:root{--sidebar-width: 100%;--spacing-unit: .3125rem;--font-size-md: 1.0625rem}}.flex{display:flex}.flex-col{flex-direction:column}.flex-row{flex-direction:row}.items-center{align-items:center}.justify-between{justify-content:space-between}.flex-1{flex:1}.w-full{width:100%}.fixed{position:fixed}.grid{display:grid}.gap-xs{gap:var(--spacing-xs)}.gap-sm{gap:var(--spacing-sm)}.gap-md{gap:var(--spacing-md)}.gap-lg{gap:var(--spacing-lg)}.p-xs{padding:var(--spacing-xs)}.p-sm{padding:var(--spacing-sm)}.p-md{padding:var(--spacing-md)}.p-lg{padding:var(--spacing-lg)}.px-md{padding-inline:var(--spacing-md)}.py-md{padding-block:var(--spacing-md)}.px-lg{padding-inline:var(--spacing-lg)}.py-lg{padding-block:var(--spacing-lg)}.m-xs{margin:var(--spacing-xs)}.m-sm{margin:var(--spacing-sm)}.text-primary{color:var(--color-text-primary)}.text-secondary{color:var(--color-text-secondary)}.text-dim{color:var(--color-text-dim)}.text-xs{font-size:var(--font-size-xs)}.text-sm{font-size:var(--font-size-sm)}.text-md{font-size:var(--font-size-md)}.font-bold{font-weight:700}.font-medium{font-weight:500}.text-left{text-align:left}.text-danger{color:var(--color-danger)}.pointer{cursor:pointer}.interactive:hover{background-color:var(--color-bg-sidebar)}.hover-bg:hover{background-color:var(--color-bg-sidebar);cursor:pointer}.radius-sm{border-radius:var(--radius-sm)}.radius-md{border-radius:var(--radius-md)}.border{border:var(--border-width) solid var(--color-border)}.shadow{box-shadow:var(--shadow-sm)}.shadow-lg{box-shadow:var(--shadow-md)}.bg-card{background-color:var(--color-bg-card)}.bg-danger-dim{background-color:var(--color-danger-dim)}.z-dropdown{z-index:var(--z-index-dropdown)}.glass{background-color:var(--color-bg-glass);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%)}@keyframes shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}.skeleton{position:relative;overflow:hidden;background-color:var(--color-bg-sidebar)}.skeleton:after{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.08),transparent);animation:shimmer 1.5s infinite}.strike-animated{position:relative;display:inline-block;transition:color 12ms linear}.strike-animated:after{content:"";position:absolute;left:0;top:50%;width:0;height:.125rem;background-color:currentColor;transition:width 12ms linear;pointer-events:none}.strike-animated.active{color:var(--color-text-dim)}.strike-animated.active:after{width:100%}.btn{display:inline-flex;align-items:center;justify-content:center;padding:var(--spacing-sm) var(--spacing-lg);border-radius:var(--radius-full);border:var(--border-width) solid transparent;font-family:inherit;font-size:var(--font-size-sm);font-weight:600;cursor:pointer;transition:all var(--duration-standard) var(--ease-standard),transform var(--duration-fast) var(--ease-out);-webkit-user-select:none;user-select:none;gap:var(--spacing-sm)}.btn:hover{transform:scale(1.02)}.btn:active{transform:scale(.98)}.btn-primary{background-color:var(--color-accent);color:#fff}.btn-ghost{background-color:transparent;color:var(--color-text-secondary);border-color:var(--color-border)}.btn-ghost:hover{background-color:var(--color-bg-sidebar)}.hidden{display:none!important}::-webkit-scrollbar{width:.375rem;height:.375rem}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-text-dim)}.transition-standard{transition:all var(--duration-standard) var(--ease-standard)}.transition-micro{transition:all 12ms linear}.interactive-scale{transition:transform var(--duration-standard) var(--ease-premium)}.interactive-scale:hover{transform:scale(1.02)}.interactive-scale:active{transform:scale(.98);transition:transform var(--duration-fast) var(--ease-out)}.drag-handle{cursor:grab;-webkit-user-select:none;user-select:none}.drag-handle:active{cursor:grabbing}.drag-over{border-top:.125rem solid var(--color-accent);margin-top:-.125rem}.opacity-40{opacity:.4}.opacity-50{opacity:.5}.inset-0{inset:0}.z-50{z-index:50}.z-modal{z-index:var(--z-index-modal)}.w-8{width:2rem}.h-8{height:2rem}.w-2\/3{width:66.6%}.w-1\/3{width:33.3%}.h-4{height:1rem}.h-2{height:.5rem}.h-20{height:5rem}.radius-full{border-radius:var(--radius-full)}.bg-accent{background-color:var(--color-accent)}.bg-base-950{background-color:#0a0a0a}.text-white{color:#fff}.text-center{text-align:center}.text-xl{font-size:var(--font-size-xl)}.group{position:relative}.group-hover\:opacity-100{opacity:0;transition:opacity var(--duration-standard) var(--ease-standard)}.group:hover .group-hover\:opacity-100{opacity:1}.app-root{display:grid;grid-template-columns:var(--sidebar-width) 1fr;grid-template-rows:100vh;inline-size:100%;block-size:100vh;background-color:var(--color-bg-app);overflow:hidden;transition:grid-template-columns .3s cubic-bezier(.4,0,.2,1)}.sidebar-area{border-inline-end:var(--border-width) solid var(--color-border);display:flex;flex-direction:column;overflow-y:auto;overflow-x:hidden;background-color:var(--color-bg-sidebar)}.main-area{grid-column:2;display:flex;flex-direction:column;overflow-y:auto;background-color:var(--color-bg-app);position:relative}.app-root[data-sidebar-open=false]{grid-template-columns:0 1fr}@media(max-width:768px){.app-root{grid-template-columns:0 1fr}.app-root[data-sidebar-open=true]{grid-template-columns:100% 0}}.modal-overlay{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;z-index:var(--z-index-modal);background-color:#0006;opacity:0;transition:opacity var(--duration-slow) var(--ease-standard);pointer-events:none;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.modal-overlay.visible{opacity:1;pointer-events:auto}.modal-content{background:var(--color-bg-app);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);max-width:90vw;max-height:90vh;overflow:hidden;transform:translateY(20px) scale(.98);opacity:0;transition:all var(--duration-slow) var(--ease-premium);display:flex;flex-direction:column}.modal-content.visible{transform:translateY(0) scale(1);opacity:1}.modal-tight{width:400px}.modal-wide{width:800px;min-height:500px}.modal-2-column{display:flex;flex-direction:row;min-height:500px;flex:1}.modal-nav{width:220px;border-right:var(--border-width) solid var(--color-border);background-color:var(--color-bg-sidebar);padding:var(--spacing-lg);flex-shrink:0}.modal-main{flex:1;padding:var(--spacing-xl);overflow-y:auto;background-color:var(--color-bg-card)}@media(max-width:768px){.modal-overlay{align-items:flex-end}.modal-content{width:100%!important;max-width:100%!important;margin:0;border-radius:var(--radius-lg) var(--radius-lg) 0 0;transform:translateY(100%);max-height:85vh}.modal-content.visible{transform:translateY(0)}.modal-2-column{flex-direction:column!important}.modal-nav{width:100%!important;flex-direction:row!important;height:auto!important;border-right:none!important;border-bottom:var(--border-width) solid var(--color-border);overflow-x:auto;gap:var(--spacing-sm)}.modal-main{width:100%!important;height:100%!important}}.task-item{background-color:var(--color-bg-card);border:var(--border-width) solid var(--color-border);transition:transform .2s cubic-bezier(.4,0,.2,1),box-shadow .2s}.task-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--color-text-dim)}.task-item.selected{background-color:var(--color-accent-dim);border-color:var(--color-accent)}.status-marker{width:24px;height:24px;width:1.5rem;height:1.5rem;display:flex;align-items:center;justify-content:center}.status-circle{width:1.125rem;height:1.125rem;border:.125rem solid var(--color-text-dim);border-radius:50%;transition:all .2s}.status-circle.checked{background-color:var(--color-accent);border-color:var(--color-accent);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z'/%3E%3C/svg%3E");background-size:14px;background-repeat:no-repeat;background-position:center}.context-menu{animation:scaleIn3D .2s cubic-bezier(.16,1,.3,1) forwards;transform-origin:0% 0%;perspective:1000px}@keyframes scaleIn3D{0%{opacity:0;transform:scale(.6) translateY(-20px) rotateX(15deg)}to{opacity:1;transform:scale(1) translateY(0) rotateX(0)}}.batch-toolbar{position:fixed;bottom:var(--spacing-xl);left:50%;transform:translate(-50%) translateY(100px) scale(.9);background:#202020d9;-webkit-backdrop-filter:blur(20px) saturate(180%);backdrop-filter:blur(20px) saturate(180%);color:#fff;padding:var(--spacing-sm) var(--spacing-xl);border-radius:var(--radius-full);display:flex;align-items:center;gap:var(--spacing-lg);box-shadow:0 .75rem 2.5rem #0006,0 0 0 var(--border-width) #ffffff1a;z-index:var(--z-index-nav);transition:transform .6s cubic-bezier(.34,1.56,.64,1),opacity .4s;opacity:0}.batch-toolbar.visible{transform:translate(-50%) translateY(0) scale(1);opacity:1}.analytics-tray{position:fixed;bottom:0;left:0;right:0;height:80vh;background-color:var(--color-bg-card);border-top:var(--border-width) solid var(--color-border);box-shadow:0 -10px 2.5rem #00000026;z-index:var(--z-index-nav);transform:translateY(100%);transition:transform .4s cubic-bezier(.16,1,.3,1);display:flex;flex-direction:column;border-radius:var(--radius-lg) var(--radius-lg) 0 0;-webkit-backdrop-filter:blur(20px) saturate(180%);backdrop-filter:blur(20px) saturate(180%)}.analytics-tray.open{transform:translateY(0)}.tray-handle{width:40px;height:4px;background-color:var(--color-border);border-radius:var(--radius-full);margin:var(--spacing-md) auto;cursor:pointer;transition:background-color .2s}.tray-handle:hover{background-color:var(--color-text-dim)}.tray-content{flex:1;overflow-y:auto;padding:0 var(--spacing-xl) var(--spacing-xl)}.tray-overlay{position:fixed;inset:0;background-color:#0003;z-index:calc(var(--z-index-nav) - 1);opacity:0;pointer-events:none;transition:opacity .3s ease}.tray-overlay.visible{opacity:1;pointer-events:auto}.toast-container{display:flex;flex-direction:column;align-items:flex-end;pointer-events:none}.toast-item{color:var(--color-text-primary);box-shadow:0 .625rem 30px #00000026;animation:toastIn .4s cubic-bezier(.16,1,.3,1) forwards;will-change:transform,opacity}@keyframes toastIn{0%{opacity:0;transform:translate(40px) scale(.9)}to{opacity:1;transform:translate(0) scale(1)}}.toggle-switch{display:inline-block;width:36px;height:20px;background:var(--color-bg-app);border:var(--border-width) solid var(--color-border);border-radius:20px;position:relative;transition:all var(--duration-standard) var(--ease-premium);cursor:pointer}.toggle-switch:after{content:"";position:absolute;top:.125rem;left:.125rem;width:.875rem;height:.875rem;background:var(--color-text-dim);border-radius:50%;transition:all var(--duration-standard) var(--ease-premium)}.toggle-switch.active{background:var(--color-accent);border-color:var(--color-accent)}.toggle-switch.active:after{left:1.125rem;background:#fff}.task-item{position:relative;overflow:hidden}.long-press-progress{position:absolute;bottom:0;left:0;width:100%;height:4px;background:var(--color-accent);box-shadow:0 0 8px var(--color-accent);transform-origin:left;transform:scaleX(0);pointer-events:none;z-index:10;opacity:.8}.long-press-flash{animation:flash-pulse .35s var(--ease-standard)}@keyframes flash-pulse{0%{background:var(--color-accent);opacity:.8;transform:scale(1)}50%{background:#fff;opacity:1;transform:scale(1.02)}to{background:transparent;opacity:0;transform:scale(1)}}