:root{--c-primary:#ab0003;--c-primary-dark:#7c0002;--c-accent:#fdd003;--c-text:#333333;--c-text-mid:#777777;--c-text-weak:#888888;--c-bg:#ffffff;--c-bg-sub:#f7f5f2;--c-border:#e3ded8;--r-sm:4px;--r-md:8px;--r-lg:16px;--shadow-card:0 1px 3px rgba(0,0,0,0.08);--shadow-float:0 4px 16px rgba(0,0,0,0.16);--tap:44px;--header-h:52px;--footer-h:64px}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--c-bg);color:var(--c-text);font-family:Hiragino Kaku Gothic ProN,Hiragino Sans,-apple-system,Yu Gothic,Noto Sans JP,Meiryo,sans-serif;font-size:16px;line-height:1.7;-webkit-text-size-adjust:100%}a{color:var(--c-primary);text-decoration:none}.app{min-height:100dvh;padding-bottom:calc(var(--footer-h) + env(safe-area-inset-bottom))}.header{position:-webkit-sticky;position:sticky;top:0;z-index:20;height:var(--header-h);display:flex;align-items:center;gap:8px;padding:0 12px;background:linear-gradient(135deg,var(--c-primary),var(--c-primary-dark));color:#fff}.header h1{font-size:16px;font-weight:700;margin:0;flex:1 1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.header a,.header button{color:#fff}.container{max-width:720px;margin:0 auto;padding:16px 12px}.container-wide{max-width:1100px}.footer-nav{position:fixed;left:0;right:0;bottom:0;z-index:30;height:calc(var(--footer-h) + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:flex;background:var(--c-bg);border-top:1px solid var(--c-border)}.footer-nav a{flex:1 1;min-height:var(--tap);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;font-size:12px;color:var(--c-text-mid)}.footer-nav a[aria-current=page]{color:var(--c-primary);font-weight:700}.footer-nav .icon{font-size:20px;line-height:1}h2{font-size:20px;font-weight:700;margin:24px 0 8px}h3{font-size:16px}.section-label,h3{font-weight:700;margin:16px 0 6px}.section-label{font-size:12px;color:var(--c-text-mid);letter-spacing:.04em}.card{background:var(--c-bg);border:1px 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.hint{font-size:12px;color:var(--c-text-mid);margin-top:4px}input[type=date],input[type=email],input[type=number],input[type=search],input[type=text],select,textarea{width:100%;min-height:var(--tap);padding:10px 12px;border:1px solid var(--c-border);border-radius:var(--r-md);font-size:16px;font-family:inherit;color:var(--c-text);background:var(--c-bg)}textarea{min-height:120px;line-height:1.7;resize:vertical}.btn:focus-visible,a:focus-visible,input:focus,select:focus,textarea:focus{outline:2px solid var(--c-primary);outline-offset:2px}.search-bar{position:-webkit-sticky;position:sticky;top:var(--header-h);z-index:15;background:var(--c-bg);padding:8px 0 10px}.chips{display:flex;flex-wrap:wrap;gap:6px}.chip{min-height:36px;padding:6px 12px;border:1px solid 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var(--c-border)}.proposal-head{display:flex;align-items:center;justify-content:space-between;gap:8px;width:100%;min-height:var(--tap);padding:8px 2px;border:none;background:transparent;color:var(--c-text);font-family:inherit;font-size:15px;text-align:left;cursor:pointer}.proposal-head:active{background:var(--c-bg-sub)}.proposal-head .spot{font-weight:700;min-width:0}.proposal-head .badge{flex-shrink:0}.proposal-body{padding:0 2px 10px}.demo-fix{display:flex;gap:8px;align-items:center;flex-wrap:wrap;padding:4px 0}.demo-fix input[type=text]{flex:2 1 110px;min-width:0;min-height:40px;padding:6px 10px}.demo-fix input.spot{flex:1 1 100px}.demo-fix .btn-sm,.demo-fix .ghost.small{flex:0 0 auto;padding:3px 8px}@media (min-width:700px){.kpi-row{grid-template-columns:repeat(4,minmax(0,1fr))}}@media (min-width:1000px){.team-grid{display:grid;grid-template-columns:minmax(0,1fr) 380px;grid-gap:0 24px;gap:0 24px;align-items:start}.team-grid>.tg-todos{grid-column:1/-1;grid-row:1}.team-col{display:flex;flex-direction:column;min-width:0;grid-row:2}.team-grid .card{padding:16px 20px}.card-title{font-size:20px;margin-bottom:10px}.stage-step{font-size:14px;padding:10px 4px}.lesson-sheet>.card{max-width:760px;margin-left:auto;margin-right:auto}}.issue-row{display:flex;align-items:flex-start;gap:4px;padding:8px 0;border-top:1px solid var(--c-border)}.issue-check{display:flex;align-items:center;justify-content:center;min-width:var(--tap);min-height:var(--tap);cursor:pointer}.issue-check input[type=checkbox]{width:24px;height:24px;accent-color:var(--c-primary);cursor:pointer}.issue-body{flex:1 1;min-width:0;padding:6px 0;border:none;background:none;font:inherit;color:inherit;text-align:left;cursor:pointer}.issue-done .issue-body strong{text-decoration:line-through;color:var(--c-text-mid)}.eights-bar{display:flex;gap:3px;margin-top:4px}.eights-bar .seg{flex:1 1;height:16px;min-width:4px;border:1px solid var(--c-border);border-radius:3px;background:var(--c-bg-sub)}.eights-bar .seg.done{background:var(--c-primary);border-color:var(--c-primary)}.view-toggle{display:flex;border:1px solid var(--c-border);border-radius:var(--r-sm);overflow:hidden;flex:0 0 auto}.view-toggle button{border:0;background:var(--c-bg);padding:4px 14px;font-size:13px;min-height:32px;cursor:pointer;color:var(--c-text-mid);font-family:inherit}.view-toggle button.on{background:var(--c-primary);color:#fff;font-weight:700}.view-toggle button+button{border-left:1px solid var(--c-border)}.gantt-scroll{overflow-x:auto;margin-top:8px;border:1px solid var(--c-border);border-radius:var(--r-sm)}.gantt{display:grid;grid-template-columns:176px max-content;font-size:12px}.gantt-label{position:-webkit-sticky;position:sticky;left:0;z-index:2;background:var(--c-bg);display:flex;align-items:center;gap:2px;min-height:36px;padding:2px 6px 2px 2px;border-top:1px solid var(--c-border);border-right:1px solid var(--c-border);min-width:0}.gantt-head-cell{border-top:none}.gantt-title{border:0;background:none;padding:0;font:inherit;color:inherit;text-align:left;cursor:pointer;min-width:0}.gantt-title strong{display:block;font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.gantt-months{display:flex;overflow:hidden}.gantt-month{flex:0 0 auto;color:var(--c-text-mid);border-left:1px solid var(--c-border);padding-left:4px;white-space:nowrap;overflow:hidden}.gantt-days{display:flex}.gantt-day{flex:0 0 26px;width:26px;font-size:10px;color:var(--c-text-weak);white-space:nowrap;overflow:visible;border-bottom:1px solid var(--c-border)}.gantt-weekend{background:var(--c-bg-sub)}.gantt-today-cell{background:rgba(253,208,3,.35)}.gantt-timeline{position:relative;min-height:36px;border-top:1px solid var(--c-border)}.gantt-today-line{position:absolute;top:0;bottom:0;width:2px;background:var(--c-accent);z-index:0}.gantt-bar{position:absolute;top:6px;height:24px;border:0;border-radius:var(--r-sm);background:var(--c-text-mid);color:#fff;font-size:11px;line-height:24px;padding:0 6px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;text-align:left;cursor:pointer;z-index:1}.gantt-bar.gantt-overdue{background:var(--c-primary)}@media (min-width:1000px){.card-bleed{width:calc(100vw - 48px);position:relative;left:50%;transform:translateX(-50%)}}.gantt-bar{padding:0;-moz-user-select:none;user-select:none;-webkit-user-select:none}.gantt-bar-text{display:block;padding:0 12px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.gantt-handle{position:absolute;top:0;bottom:0;width:10px;cursor:ew-resize;touch-action:none}.gantt-handle-start{left:0;border-radius:var(--r-sm) 0 0 var(--r-sm)}.gantt-handle-end{right:0;border-radius:0 var(--r-sm) var(--r-sm) 0}.gantt-bar:hover .gantt-handle,.gantt-dragging .gantt-handle{background:rgba(255,255,255,.4)}.gantt-dragging{outline:2px solid var(--c-accent)}.todo-detail-row{display:flex;gap:8px;padding:3px 0;font-size:14px;align-items:baseline}.todo-detail-label{flex:0 0 84px;font-size:12px;font-weight:700;color:var(--c-text-mid)}.todo-detail-value{min-width:0}.todo-overdue-text{color:var(--c-primary);font-weight:700}@media (min-width:1000px){.sheet-center{left:50%;right:auto;bottom:auto;top:50%;transform:translate(-50%,-50%);width:560px;max-width:calc(100vw - 48px);max-height:82dvh;border-radius:var(--r-lg);padding:20px 22px}}.badge.status-doing{background:var(--c-accent);border-color:var(--c-accent);color:var(--c-text)}.badge.status-deferred{background:var(--c-bg);border-style:dashed;color:var(--c-text-weak)}.gantt-bar.gantt-doing{background:var(--c-accent);color:var(--c-text)}.gantt-bar.gantt-deferred{background:var(--c-bg-sub);border:1px dashed var(--c-border);color:var(--c-text-weak);line-height:22px}.gantt-bar{cursor:-webkit-grab;cursor:grab}.gantt-bar.gantt-dragging{cursor:-webkit-grabbing;cursor:grabbing}.kanban{display:flex;gap:12px;align-items:flex-start;overflow-x:auto;margin-top:8px;padding-bottom:4px}.kanban-col{flex:1 0 230px;min-width:230px;background:var(--c-bg-sub);border:1px solid var(--c-border);border-radius:var(--r-md);padding:8px;min-height:120px}.kanban-head{margin:0 0 8px;font-size:13px;font-weight:700;color:var(--c-text-mid)}.kanban-over{outline:2px dashed var(--c-primary);outline-offset:-2px}.kanban-card{background:var(--c-bg);border:1px solid var(--c-border);border-radius:var(--r-sm);padding:8px 10px;margin-bottom:8px;cursor:-webkit-grab;cursor:grab;box-shadow:var(--shadow-card)}.kanban-card:active{cursor:-webkit-grabbing;cursor:grabbing}.kanban-title{display:block;font-size:14px}.kanban-done .kanban-title{color:var(--c-text-mid)}.chip-sm{min-height:30px;padding:3px 10px;font-size:13px}.lesson-block{border-top:1px solid var(--c-border);margin-top:12px;padding-top:10px}.lesson-block-title{font-size:15px;font-weight:700;margin:0 0 6px}.speed-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));grid-gap:8px;gap:8px;margin-top:8px}.speed-cell{display:block;border:1px solid var(--c-border);border-radius:var(--r-sm);padding:6px 8px;background:var(--c-bg)}.speed-name{display:block;font-size:13px;font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.speed-saved{color:var(--c-primary)}@media (min-width:1000px){.lesson-sheet-wide>.card{max-width:1100px}}.audio-player .back-btn svg,.audio-player .play-btn svg{width:42%;height:42%;display:block}.audio-player .back-btn svg{width:46%;height:46%}.pick-list{list-style:none;margin:0;padding:0}.pick-row{display:flex;align-items:center;gap:8px;padding:8px 0;border-top:1px solid var(--c-border)}.pick-no{flex:0 0 24px;font-size:12px;font-weight:700;color:var(--c-text-mid);text-align:right}.pick-name{flex:1 1;min-width:0;font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.pick-handle{flex:0 0 auto;width:36px;height:36px;display:flex;align-items:center;justify-content:center;border:1px solid var(--c-border);border-radius:var(--r-sm);background:var(--c-bg);color:var(--c-text-mid);cursor:-webkit-grab;cursor:grab;touch-action:none}.pick-handle:active{cursor:-webkit-grabbing;cursor:grabbing}.pick-handle svg{width:20px;height:20px;display:block}.pick-row{background:var(--c-bg)}.pick-dragging{background:var(--c-bg-sub);outline:2px solid var(--c-primary);outline-offset:-2px;border-radius:var(--r-sm)}.team-card-wrap{position:relative}.team-card-handle{position:absolute;top:6px;right:6px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border:1px solid var(--c-border);border-radius:var(--r-sm);background:var(--c-bg);color:var(--c-text-weak);cursor:-webkit-grab;cursor:grab;touch-action:none}.team-card-handle:active{cursor:-webkit-grabbing;cursor:grabbing}.team-card-handle svg{width:18px;height:18px;display:block}.team-card-dragging .card{outline:2px solid var(--c-primary);outline-offset:-2px;background:var(--c-bg-sub)}.team-card-wrap .card .title{padding-right:4px}.team-card-sortable .card>.row-between:first-child{padding-right:36px}.teams-card-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}