  :root{
    /* Neutral, white-based palette (Linear/Notion-ish) */
    --bg:#f7f8fa;            /* page background (cool off-white) */
    --panel:#ffffff;         /* cards (white) */
    --sidebar:#f4f5f7;       /* sidebar (light gray) */
    --topbar:#ffffff;        /* top bar */
    --hover:#eef0f3;         /* neutral hover */
    --soft:#f6f7f9;          /* subtle fill */
    --line:#e6e8ec;          /* neutral border */
    --ink:#1f2329; --muted:#8b919c;
    --accent:#3b6ef5; --accent-hover:#2f5fe0; --accent-soft:#eaf1ff; --accent-border:#cfdeff;
    --top:#ef4444; --semi:#f59e0b; --done:#aab1bd;
    --shadow:0 1px 2px rgba(15,23,42,.05),0 1px 3px rgba(15,23,42,.04);
    --radius:8px;
  }
  /* Dark theme (toggled from account settings via <html data-theme="dark">) */
  :root[data-theme="dark"]{
    --bg:#16181d;
    --panel:#1e2127;
    --sidebar:#191c21;
    --topbar:#1e2127;
    --hover:#272b33;
    --soft:#23272e;
    --line:#2e333c;
    --ink:#e7e9ee; --muted:#8b919c;
    --accent:#5b86f7; --accent-hover:#6f95f8; --accent-soft:#23304d; --accent-border:#324a78;
    --top:#f87171; --semi:#fbbf24; --done:#6b7280;
    --shadow:0 1px 2px rgba(0,0,0,.4),0 1px 3px rgba(0,0,0,.3);
  }
  /* Dark theme component touch-ups (form text + warm highlights) */
  :root[data-theme="dark"] input,
  :root[data-theme="dark"] textarea,
  :root[data-theme="dark"] select{ color:var(--ink); background:transparent; }
  :root[data-theme="dark"] input::placeholder,
  :root[data-theme="dark"] textarea::placeholder{ color:var(--muted); }
  :root[data-theme="dark"] .comment{ background:#2a2614; border-color:#43401f; }
  :root[data-theme="dark"] .ws-invite{ background:#2a2614; border-color:#43401f; }
  :root[data-theme="dark"] .badge-warn{ background:#3a2f12; border-color:#5a4a1e; color:#e8c97a; }
  :root[data-theme="dark"] .mini-btn.danger:hover,
  :root[data-theme="dark"] .kebab-item.danger:hover{ background:#3a1f1f; }
  :root[data-theme="dark"] .auth-overlay{ background:linear-gradient(160deg,#1b1f2b,#16181d); }
  *{box-sizing:border-box;}
  body{
    margin:0;
    font-family:"Inter",-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Segoe UI",sans-serif;
    background:var(--bg); color:var(--ink); font-size:14px; line-height:1.5;
    -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
  }
  /* boot splash (visible until JS reveals the app) */
  #bootSplash{position:fixed; inset:0; z-index:10000;
    background:radial-gradient(120% 120% at 50% 0%, #ffffff 0%, var(--bg) 70%);
    display:flex; align-items:center; justify-content:center;
    transition:opacity .35s ease, visibility .35s ease;}
  #bootSplash.hide{opacity:0; visibility:hidden; pointer-events:none;}
  .boot-inner{display:flex; flex-direction:column; align-items:center; gap:20px;
    animation:boot-rise .5s cubic-bezier(.2,.7,.3,1) both;}
  .boot-logo{font-size:21px; font-weight:800; color:var(--ink); letter-spacing:.01em;}
  .boot-spinner{width:30px; height:30px; border:3px solid #ececef;
    border-top-color:var(--accent); border-radius:50%; animation:boot-spin .7s cubic-bezier(.5,.1,.5,.9) infinite;}
  .boot-hint{font-size:12px; color:var(--muted); letter-spacing:.02em;}
  @keyframes boot-spin{to{transform:rotate(360deg);}}
  @keyframes boot-rise{from{opacity:0; transform:translateY(6px);} to{opacity:1; transform:none;}}
  header{
    background:var(--panel); border-bottom:1px solid var(--line);
    padding:12px 20px; display:flex; align-items:center; gap:14px; flex-wrap:wrap;
    position:sticky; top:0; z-index:20;
  }
  header h1{font-size:16px; margin:0; font-weight:700; letter-spacing:.02em;}

  /* ---- Workspace switcher (Notion-style left drawer) ---- */
  .ws-switcher{position:relative; display:flex; align-items:center;}
  .ws-trigger{
    display:flex; align-items:center; gap:8px; cursor:pointer; padding:4px 6px; border-radius:8px;
  }
  .ws-trigger:hover{background:var(--hover);}
  .ws-current{
    font-size:12px; color:var(--accent); font-weight:700; background:var(--accent-soft);
    border:1px solid var(--accent-border); border-radius:6px; padding:2px 8px;
  }
  .ws-caret{font-size:10px; color:var(--muted);}

  /* drawer overlay + sliding panel */
  .ws-overlay{
    position:fixed; inset:0; background:rgba(20,30,50,.28); z-index:50;
    opacity:0; pointer-events:none; transition:opacity .2s ease;
  }
  .ws-overlay.open{opacity:1; pointer-events:auto;}
  .ws-drawer{
    position:fixed; top:0; left:0; height:100%; width:280px; background:var(--panel); z-index:60;
    box-shadow:2px 0 16px rgba(20,30,50,.18); transform:translateX(-100%);
    transition:transform .22s cubic-bezier(.4,0,.2,1); display:flex; flex-direction:column;
  }
  .ws-drawer.open{transform:translateX(0);}
  .ws-drawer-head{
    padding:16px 16px 10px; border-bottom:1px solid var(--line);
    display:flex; align-items:center; gap:8px;
  }
  .ws-drawer-head .t{font-size:13px; font-weight:700;}
  .ws-drawer-head .x{margin-left:auto;}
  .ws-drawer-body{padding:8px; overflow-y:auto; flex:1;}
  .ws-menu ul{list-style:none; margin:0; padding:0;}
  .ws-menu li{display:flex; align-items:center; gap:6px; padding:9px 10px; border-radius:8px; cursor:pointer;}
  .ws-menu li:hover{background:var(--hover);}
  .ws-menu li.active{background:var(--accent-soft);}
  .ws-menu li .ws-dot{width:8px; height:8px; border-radius:50%; background:#cbd2db; flex:none;}
  .ws-menu li.active .ws-dot{background:var(--accent);}
  .ws-menu li .ws-li-name{flex:1; font-size:14px;}
  .ws-menu li.active .ws-li-name{color:var(--accent); font-weight:700;}
  /* oversight sub-entry, nested under its team row */
  .ws-menu li.ws-sub{padding-left:24px; margin-top:-2px;}
  .ws-menu li.ws-sub .ws-li-name{font-size:13px; color:var(--muted);}
  .ws-menu li.ws-sub:hover .ws-li-name{color:var(--ink);}
  .ws-menu li.ws-sub.active .ws-li-name{color:var(--accent); font-weight:700;}
  .ws-add{
    width:100%; margin-top:6px; border:1px dashed var(--line); background:var(--panel); border-radius:8px;
    padding:10px; cursor:pointer; font-size:13px; color:var(--accent);
  }
  .ws-add:hover{background:var(--accent-soft);}
  .ws-group-head{font-size:10px; color:var(--muted); font-weight:700; padding:10px 8px 4px; letter-spacing:.04em;}
  .ws-role{
    font-size:10px; color:var(--muted); background:var(--hover); border-radius:5px; padding:1px 6px; flex:none;
  }
  .ws-menu li.active .ws-role{background:var(--accent-soft); color:var(--accent);}
  .badge-warn{
    font-size:10px; color:#92600a; background:#fff3d6; border:1px solid #fde9b8;
    border-radius:5px; padding:1px 6px; flex:none;
  }
  .ws-members{font-size:10px; color:var(--muted); flex:none;}
  .ws-invite{background:#fffbeb; border:1px solid #fde9b8;}
  .mini-btn{
    border:1px solid var(--line); background:var(--panel); border-radius:6px; padding:4px 8px; font-size:11px;
    cursor:pointer; color:var(--ink); flex:none;
  }
  .mini-btn:hover{background:var(--hover);}
  .mini-btn.primary{background:var(--accent); color:#fff; border-color:var(--accent);}
  .mini-btn.primary:hover{background:var(--accent-hover);}
  .mini-btn.danger{color:#d33; border-color:#f3c2c2;}
  .mini-btn.danger:hover{background:#fdeaea;}
  .mini-btn.block{width:100%; margin-top:10px; padding:9px;}

  /* ---- Share / members modal ---- */
  .share-overlay{
    position:fixed; inset:0; background:rgba(20,30,50,.34); z-index:70;
    display:none; align-items:flex-start; justify-content:center; padding:48px 16px; overflow:auto;
  }
  .share-overlay.open{display:flex;}
  .share-card{
    width:100%; max-width:440px; background:var(--panel); border-radius:14px; box-shadow:0 12px 40px rgba(20,30,50,.2);
    padding:18px 18px 22px;
  }
  .share-head{display:flex; align-items:center; gap:10px; margin-bottom:6px;}
  .share-head strong{font-size:16px;}
  .share-head .icon-btn{margin-left:auto;}
  /* labeled back button in overlay headers (left of the title) */
  .ws-back{
    flex:none; font-size:13px; color:var(--muted); background:transparent; border:1px solid var(--line);
    border-radius:6px; padding:4px 8px; cursor:pointer; white-space:nowrap;
  }
  .ws-back:hover{background:var(--hover); color:var(--ink);}
  .share-section-title{font-size:12px; font-weight:700; color:var(--ink); margin:16px 0 8px; padding-top:10px; border-top:1px solid var(--line);}
  .share-section-title.danger{color:#d33; border-top-color:#f3c2c2;}
  .share-sub{font-size:11px; color:var(--muted); margin:6px 2px;}
  .share-row{display:flex; gap:6px; align-items:center; margin:6px 0;}
  /* account: 2FA + danger zone */
  .danger-label{color:#d33 !important;}
  .tfa-body{margin:6px 0;}
  .tfa-help{font-size:12px; color:var(--muted); margin:6px 2px; word-break:break-all;}
  .tfa-qr-wrap{display:flex; justify-content:center; margin:10px 0;}
  .tfa-qr{display:block; background:#fff; border:1px solid var(--line); border-radius:8px; padding:6px; image-rendering:pixelated;}
  .tfa-secret{display:flex; align-items:center; gap:8px; margin:8px 0;}
  .tfa-secret code{
    flex:1; font-family:ui-monospace,SFMono-Regular,Menlo,monospace; font-size:13px; letter-spacing:1px;
    background:var(--soft); border:1px solid var(--line); border-radius:6px; padding:6px 8px; word-break:break-all;
  }
  .share-input{
    flex:1; min-width:0; border:1px solid var(--line); border-radius:8px; padding:8px 10px; font-size:13px; font-family:inherit;
  }
  .share-input:focus{outline:none; border-color:var(--accent);}
  .share-input:disabled{background:var(--soft); color:var(--muted); cursor:not-allowed;}
  /* account settings modal */
  .acc-field{display:flex; flex-direction:column; gap:4px; margin:10px 0;}
  .acc-field > label{font-size:12px; color:var(--muted); font-weight:600;}
  /* workspace-create: multi-item ToDo seed input */
  .ws-td-list{display:flex; flex-direction:column; gap:6px;}
  .ws-td-row{display:flex; align-items:center; gap:6px;}
  .ws-td-row > .share-input{flex:1; min-width:0;}
  .ws-td-row > .icon-btn{flex:none;}
  .ws-td-add{margin-top:6px;}
  .acc-check{display:flex; align-items:center; gap:8px; font-size:13px; margin:8px 0; cursor:pointer;}
  .acc-check input{flex:none; margin:0;}
  .acc-actions{margin-top:16px; display:flex; justify-content:flex-end;}
  /* account settings: two-pane (left category nav + right content) */
  #accountCard{max-width:760px;}
  .acc-body{display:flex; gap:18px; margin-top:10px; align-items:stretch; min-height:400px;}
  .acc-nav{flex:0 0 178px; display:flex; flex-direction:column; gap:2px; border-right:1px solid var(--line); padding-right:8px;}
  .acc-nav-item{display:flex; align-items:center; gap:10px; padding:8px 10px; border-radius:8px; cursor:pointer; font-size:13px; color:var(--ink);}
  .acc-nav-item:hover{background:var(--hover);}
  .acc-nav-item.active{background:var(--accent-soft); color:var(--accent); font-weight:700;}
  .acc-nav-item.danger{color:#d33;}
  .acc-nav-item.danger.active{background:#fdeaea;}
  .acc-nav-ic{width:18px; text-align:center; flex:none;}
  .acc-content{flex:1; min-width:0;}
  .acc-pane-title{font-size:16px; font-weight:700; margin:2px 0 14px;}
  .acc-pane-title.danger{color:#d33;}
  @media(max-width:640px){
    #accountCard{max-width:440px;}
    .acc-body{flex-direction:column; min-height:0;}
    .acc-nav{flex:none; flex-direction:row; flex-wrap:wrap; gap:4px; border-right:none; border-bottom:1px solid var(--line); padding-right:0; padding-bottom:10px;}
  }
  .role-select{border:1px solid var(--line); border-radius:8px; padding:7px 6px; font-size:12px; background:var(--panel); flex:none;}
  .member-row{display:flex; align-items:center; gap:8px; padding:6px 2px;}
  .member-email{flex:1; font-size:13px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap;}
  .share-hr{border:none; border-top:1px solid var(--line); margin:16px 0 4px;}

  /* ---- Report modal ---- */
  .report-card{max-width:580px;}
  .report-range{display:flex; align-items:center; gap:8px; margin:10px 0 6px;}
  .report-range .share-input{flex:none; width:auto;}
  .report-presets{display:flex; gap:6px; margin:2px 0 8px;}
  .report-cards{display:grid; grid-template-columns:repeat(3,1fr); gap:8px; margin:12px 0;}
  .report-stat{border:1px solid var(--line); border-radius:10px; padding:10px 8px; text-align:center; background:var(--soft);}
  .report-stat .rs-val{font-size:18px; font-weight:700; color:var(--ink);}
  .report-stat .rs-lbl{font-size:11px; color:var(--muted); margin-top:2px;}
  .report-table{width:100%; border-collapse:collapse; margin-top:12px; font-size:12px;}
  .report-table th, .report-table td{border:1px solid var(--line); padding:5px 8px; text-align:right; white-space:nowrap;}
  .report-table th:first-child, .report-table td:first-child{text-align:left;}
  .report-table thead th{background:var(--soft); font-weight:700; color:var(--ink);}
  .report-table .report-total td{font-weight:700; background:var(--soft);}
  .report-empty{font-size:13px; color:var(--muted); padding:18px 4px;}
  .report-actions{display:flex; gap:8px; margin-top:16px;}

  /* ---- Print (used by the report's "印刷 / PDF" button) ---- */
  @media print{
    header, main, .ws-overlay, .ws-drawer, .auth-overlay, #shareOverlay{display:none !important;}
    #reportOverlay{position:static !important; display:block !important; background:var(--panel) !important; padding:0 !important; overflow:visible !important;}
    #reportOverlay .report-card{max-width:none !important; box-shadow:none !important; border-radius:0 !important; padding:0 !important;}
    .report-actions, .report-presets, #reportOverlay .icon-btn{display:none !important;}
    .report-range .share-input{border:none; padding:0;}
  }

  /* ---- Month calendar ---- */
  .cal{padding:10px 10px 4px;}
  .cal-head{display:flex; align-items:center; gap:4px; margin-bottom:6px;}
  .cal-head .m{font-size:13px; font-weight:700;}
  .cal-head .nav{border:1px solid var(--line); background:var(--panel); border-radius:6px; cursor:pointer; width:24px; height:24px; line-height:1; color:var(--ink);}
  .cal-head .nav:hover{background:var(--hover);}
  .cal-head .sp{margin-left:auto;}
  .cal-grid{display:grid; grid-template-columns:repeat(7,1fr); gap:2px;}
  .cal-grid .wd{font-size:10px; color:var(--muted); text-align:center; padding:2px 0;}
  .cal-grid .wd.sun{color:#e06464;} .cal-grid .wd.sat{color:#5b8def;}
  .cal-cell{
    position:relative; text-align:center; font-size:12px; padding:5px 0; border-radius:6px;
    cursor:pointer; border:1px solid transparent; color:var(--ink);
  }
  .cal-cell.out{color:#c9cfd8; cursor:default;}
  .cal-cell:not(.out):hover{background:var(--hover);}
  .cal-cell.today{border-color:var(--accent); font-weight:700;}
  .cal-cell.active{background:var(--accent); color:#fff;}
  .cal-cell .dot{
    position:absolute; bottom:2px; left:50%; transform:translateX(-50%);
    width:4px; height:4px; border-radius:50%; background:var(--accent);
  }
  .cal-cell.active .dot{background:var(--panel);}
  .ticket-nav{display:flex; align-items:center; gap:8px; margin-left:auto;}
  .ticket-nav button, .btn{
    border:1px solid var(--line); background:var(--panel); border-radius:8px; padding:6px 10px;
    cursor:pointer; font-size:13px; color:var(--ink); transition:.12s;
  }
  .ticket-nav button:hover,.btn:hover{background:var(--hover);}
  .btn-primary{background:var(--accent); color:#fff; border-color:var(--accent);}
  .btn-primary:hover{background:var(--accent-hover);}
  input[type=date]{border:1px solid var(--line); border-radius:8px; padding:5px 8px; font-size:13px;}
  .today-badge{font-size:11px; color:var(--muted);}

  main{display:grid; grid-template-columns:200px 1.4fr 1fr; gap:16px; padding:16px 20px; align-items:start;}
  @media(max-width:1000px){ main{grid-template-columns:1fr;} }

  /* read-only views: 全体混合 / メンバー状況 */
  .readonly-view{padding:16px 20px; max-width:760px; margin:0 auto;}
  /* the member oversight view is two-pane, so it spans the full width */
  #overviewView{max-width:none;}
  .ro-head{display:flex; align-items:center; gap:10px; margin-bottom:14px; flex-wrap:wrap;}
  .ro-head h2{font-size:18px; margin:0;}
  .ro-sub{font-size:12px; color:var(--muted);}
  .ro-card{background:var(--panel); border:1px solid var(--line); border-radius:12px; padding:10px 12px; margin-bottom:12px;}
  .ro-card-head{display:flex; align-items:center; gap:8px; margin-bottom:6px;}
  .ro-ws-name, .ov-name{font-weight:700; font-size:14px;}
  .ro-badge{font-size:10px; border-radius:5px; padding:1px 6px; flex:none;}
  .ro-badge.team{background:#eafaf0; color:#15803d;} .ro-badge.personal{background:var(--hover); color:var(--muted);}
  .ro-prog, .ov-prog{margin-left:auto; font-size:12px; color:var(--muted); font-variant-numeric:tabular-nums;}
  .ro-tasks{list-style:none; margin:0; padding:0;}
  .ro-task{display:flex; align-items:flex-start; gap:8px; padding:4px 4px; font-size:13px; border-radius:6px;}
  .ro-task.semi{background:var(--soft);}
  .ro-task.done .ro-text{text-decoration:line-through; color:var(--done);}
  .ro-check{flex:none; color:var(--muted);}
  .ro-text{flex:1; min-width:0; white-space:pre-wrap; word-break:break-word;}
  .ro-est{flex:none; font-size:11px; color:var(--muted);}
  .ro-empty{color:var(--muted); font-size:13px; padding:8px 4px;}
  /* overview member rows */
  .ov-row{cursor:pointer;}
  .ov-bar{height:6px; border-radius:4px; background:#eef1f4; overflow:hidden; margin:2px 0 8px;}
  .ov-bar-fill{height:100%; background:var(--accent); transition:width .2s;}
  /* drawer: combined-view entry */
  .ws-menu li.ws-aggregate{margin-bottom:2px;}

  /* ---- Date list sidebar ---- */
  ul.daylist{list-style:none; margin:0; padding:6px;}
  ul.daylist li{
    padding:8px 10px; border-radius:8px; cursor:pointer; display:flex; align-items:baseline; gap:8px;
    border:1px solid transparent;
  }
  ul.daylist li:hover{background:var(--hover);}
  ul.daylist li.active{background:var(--accent-soft); border-color:var(--accent-border);}
  ul.daylist li.active .d-date{color:var(--accent);}
  .d-date{font-weight:700; font-size:13px;}
  .d-meta{font-size:11px; color:var(--muted); margin-left:auto;}
  .d-today{font-size:10px; color:#fff; background:var(--accent); border-radius:4px; padding:1px 5px;}
  .panel{background:var(--panel); border:1px solid var(--line); border-radius:var(--radius); box-shadow:var(--shadow); overflow:hidden;}
  .panel-head{padding:12px 16px; border-bottom:1px solid var(--line); display:flex; align-items:center; gap:8px;}
  .panel-head h2{font-size:14px; margin:0; font-weight:700;}
  .panel-head .sub{font-size:11px; color:var(--muted);}
  .panel-body{padding:10px 12px;}

  /* ---- Left: detailed tasks ---- */
  ul.tasks, ul.subtasks{list-style:none; margin:0; padding:0;}
  ul.subtasks{margin-left:26px; border-left:2px dashed var(--line); padding-left:6px; margin-top:4px;}
  li.task{margin:3px 0; border-radius:8px;}
  .task-row{
    display:flex; align-items:center; gap:7px; padding:6px 8px; border:1px solid transparent; border-radius:8px;
  }
  .task-row:hover{background:var(--soft); border-color:var(--line);}
  /* 準（semi）タスクは背景を薄い灰色に */
  .task-row.semi{background:#f1f2f4;}
  .task-row.semi:hover{background:#eaecef;}
  /* drag-drop indicators */
  .task-row.di-before{box-shadow:inset 0 2px 0 0 var(--accent);}
  .task-row.di-after{box-shadow:inset 0 -2px 0 0 var(--accent);}
  .task-row.di-child{background:var(--accent-soft); border-color:var(--accent); border-style:dashed;}
  .task-row.di-child::after{content:"子タスクにする"; position:absolute; right:8px; font-size:10px; color:var(--accent); pointer-events:none;}
  .task-row{position:relative;}
  .handle{cursor:grab; color:#cbd2db; font-size:14px; user-select:none; padding:0 4px;}
  .handle:hover{color:var(--accent);}
  .handle:active{cursor:grabbing;}
  input[type=checkbox]{width:16px; height:16px; cursor:pointer; accent-color:var(--accent);}
  .task-text{
    flex:1; border:none; background:transparent; font-size:14px; color:var(--ink);
    padding:2px 4px; border-radius:6px; min-width:60px;
    font-family:inherit; resize:none; overflow:hidden; line-height:1.4;
  }
  .task-text:focus{outline:none; background:var(--accent-soft);}
  .task-row.done .task-text{text-decoration:line-through; color:var(--done);}
  .icon-btn:disabled{opacity:.25; cursor:default;}
  .icon-btn:disabled:hover{background:transparent; color:var(--muted);}
  .est, .actual{
    width:52px; flex:none; text-align:right; border:1px solid var(--line); border-radius:6px;
    padding:3px 4px; font-size:12px; color:var(--ink);
  }
  /* 実際時間は予定時間と区別できるよう薄いアクセント色の枠に */
  .actual{border-color:var(--accent); background:var(--accent-soft);}
  .est-unit{font-size:11px; color:var(--muted); margin-left:-3px;}
  .prio-btn{
    border:1px solid var(--line); background:var(--panel); border-radius:6px; font-size:11px;
    padding:3px 6px; cursor:pointer; white-space:nowrap; width:36px; text-align:center; flex:none;
  }
  .prio-btn.top{background:var(--panel); color:var(--ink); border-color:var(--line);}              /* 優 = 無色（既定） */
  .prio-btn.semi{background:#9aa3af; color:#fff; border-color:#9aa3af;}                     /* 準 = 灰 */
  .icon-btn{
    border:none; background:transparent; cursor:pointer; color:var(--muted); font-size:14px;
    border-radius:6px; flex:none; width:28px; height:26px; display:inline-flex;
    align-items:center; justify-content:center; padding:0;
  }
  .icon-btn:hover{background:var(--hover); color:var(--ink);}
  .icon-btn.active{color:var(--accent);}
  .comment{
    margin:2px 0 4px 32px; padding:6px 8px; background:#fffbeb; border:1px solid #fde9b8;
    border-radius:6px; font-size:12px;
  }
  .comment textarea{width:100%; border:none; background:transparent; resize:vertical; font-size:12px; font-family:inherit; min-height:34px; color:#5a4a17;}
  .comment textarea:focus{outline:none;}

  .add-row{display:flex; gap:8px; padding:8px 4px 4px;}
  .add-row input{flex:1; border:1px solid var(--line); border-radius:8px; padding:7px 10px; font-size:13px;}
  .add-row input:focus{outline:none; border-color:var(--accent);}

  /* ---- Right: AfterCheck (simple todo) ---- */
  ul.todos{list-style:none; margin:0; padding:0;}
  li.todo{display:flex; align-items:flex-start; gap:8px; padding:7px 8px; border-radius:8px;}
  li.todo:hover{background:var(--soft);}
  li.todo input[type=checkbox]{margin-top:3px;}
  li.todo .todo-text{
    flex:1; border:none; background:transparent; font-size:14px; padding:2px 4px; border-radius:6px;
    font-family:inherit; resize:none; overflow:hidden; line-height:1.4;
  }
  li.todo .todo-text:focus{outline:none; background:var(--accent-soft);}
  li.todo.done .todo-text{text-decoration:line-through; color:var(--done);}
  .add-row textarea{
    flex:1; border:1px solid var(--line); border-radius:8px; padding:7px 10px; font-size:13px;
    font-family:inherit; resize:none; overflow:hidden; line-height:1.4; min-height:36px;
  }
  .add-row textarea:focus{outline:none; border-color:var(--accent);}

  .empty{color:var(--muted); font-size:12px; padding:14px 6px; text-align:center;}
  .summary{font-size:11px; color:var(--muted); padding:4px 8px;}

  /* ---- Account / header user area ---- */
  .user-area{display:flex; align-items:center; gap:10px; margin-left:16px;}
  .user-email{font-size:12px; color:var(--muted);}
  .sync-status{font-size:11px; color:var(--muted); min-width:52px; text-align:right;}

  /* ---- Auth overlay ---- */
  .auth-overlay{
    position:fixed; inset:0; background:linear-gradient(160deg,#eef2fb,#f6f7f9);
    display:none; align-items:center; justify-content:center; z-index:100; padding:20px;
  }
  .auth-card{
    width:100%; max-width:360px; background:var(--panel); border:1px solid var(--line);
    border-radius:16px; box-shadow:0 10px 40px rgba(20,30,50,.12); padding:26px 24px;
  }
  .auth-card h1{font-size:20px; margin:0 0 4px; text-align:center;}
  .auth-card .lead{font-size:12px; color:var(--muted); text-align:center; margin-bottom:18px;}
  .auth-tabs{display:flex; gap:6px; background:var(--hover); border-radius:10px; padding:4px; margin-bottom:16px;}
  .auth-tabs button{
    flex:1; border:none; background:transparent; padding:8px; border-radius:8px; cursor:pointer;
    font-size:13px; color:var(--muted); font-weight:600;
  }
  .auth-tabs button.active{background:var(--panel); color:var(--ink); box-shadow:var(--shadow);}
  .auth-field{margin-bottom:12px;}
  .auth-field label{display:block; font-size:11px; color:var(--muted); margin-bottom:4px;}
  .auth-field input{
    width:100%; border:1px solid var(--line); border-radius:9px; padding:10px 12px; font-size:14px;
  }
  .auth-field input:focus{outline:none; border-color:var(--accent);}
  .auth-submit{
    width:100%; border:none; background:var(--accent); color:#fff; border-radius:9px;
    padding:11px; font-size:14px; font-weight:700; cursor:pointer; margin-top:4px;
  }
  .auth-submit:hover{background:var(--accent-hover);}
  .auth-submit:disabled{opacity:.6; cursor:default;}
  .auth-error{color:#d33; font-size:12px; min-height:16px; margin-top:10px; text-align:center;}
  /* social login */
  .auth-divider{display:flex; align-items:center; gap:10px; margin:16px 0 12px; color:var(--muted); font-size:11px;}
  .auth-divider::before, .auth-divider::after{content:""; flex:1; height:1px; background:var(--line);}
  .auth-social{display:flex; flex-direction:column; gap:8px;}
  .auth-social-btn{
    display:flex; align-items:center; justify-content:center; gap:8px;
    width:100%; padding:10px 12px; border-radius:10px; font-size:13px; font-weight:700;
    cursor:pointer; border:1px solid var(--line); background:var(--panel); color:var(--ink); font-family:inherit;
  }
  .auth-social-btn:hover{background:var(--soft);}
  .auth-social-btn.google::before{content:"G"; font-weight:900; color:#4285f4;}
  .auth-social-btn.github{background:#1f2328; color:#fff; border-color:#1f2328;}
  .auth-social-btn.github:hover{background:#32383f;}

  /* ---- Floating "⋯" (kebab) menu ---- */
  .kebab-menu{
    position:fixed; z-index:200; min-width:168px; padding:5px;
    background:var(--panel); border:1px solid var(--line); border-radius:10px;
    box-shadow:0 8px 28px rgba(20,30,50,.16); animation:kebab-in .12s ease;
  }
  @keyframes kebab-in{from{opacity:0; transform:translateY(-3px);} to{opacity:1; transform:none;}}
  .kebab-item{
    display:flex; align-items:center; gap:9px; width:100%; padding:8px 10px;
    border:none; background:transparent; border-radius:7px; cursor:pointer;
    font-size:13px; color:var(--ink); font-family:inherit; text-align:left;
  }
  .kebab-item:hover{background:var(--hover);}
  .kebab-item.danger{color:#d33;}
  .kebab-item.danger:hover{background:#fdeaea;}
  .kebab-ic{width:16px; text-align:center; flex:none; font-size:13px; opacity:.85;}
  .kebab-sep{height:1px; background:var(--line); margin:4px 6px;}

  /* workspace row "⋯" — quiet until hover */
  .ws-menu li{position:relative;}
  .ws-more{opacity:0; transition:opacity .12s;}
  .ws-menu li:hover .ws-more{opacity:1;}
  @media(hover:none){ .ws-more{opacity:.6;} }

  /* ---- Cloudflare-style touch-ups ---- */
  header h1{font-weight:800;}
  .btn-primary{box-shadow:0 1px 2px rgba(59,110,245,.25);}
  .btn:focus-visible, .mini-btn:focus-visible, .auth-submit:focus-visible{
    outline:2px solid var(--accent-border); outline-offset:1px;
  }
  .panel{transition:box-shadow .15s, border-color .15s;}
  .panel:hover{box-shadow:0 2px 8px rgba(15,23,42,.07);}

  /* ============================================================
     Cloudflare-style app shell: left sidebar + top bar + content
     ============================================================ */
  .app-shell{display:flex; min-height:100vh;}

  /* ---- Left sidebar (persistent on desktop) ---- */
  .sidebar{
    width:248px; flex:none; background:var(--sidebar); border-right:1px solid var(--line);
    display:flex; flex-direction:column; gap:4px; padding:14px 12px;
    position:sticky; top:0; height:100vh; overflow-y:auto;
  }
  .sidebar-brand{font-size:16px; font-weight:800; padding:4px 8px 8px; letter-spacing:.01em;}
  .sidebar-section-label{
    font-size:10px; font-weight:700; color:var(--muted); letter-spacing:.06em;
    padding:8px 8px 2px; text-transform:uppercase;
  }
  .sidebar-nav{flex:1; overflow-y:auto; min-height:0;}
  .sidebar-nav ul{list-style:none; margin:0; padding:0;}
  .sidebar-actions{display:flex; flex-direction:column; gap:6px; padding-top:10px; margin-top:6px; border-top:1px solid var(--line);}
  .sidebar-actions .ws-add{margin-top:0;}
  .sidebar-overlay{display:none;}

  /* ---- Main column ---- */
  .main-col{flex:1; min-width:0; display:flex; flex-direction:column;}

  /* top bar */
  .topbar{
    background:var(--topbar); border-bottom:1px solid var(--line); flex-wrap:nowrap;
    padding:9px 18px; display:flex; align-items:center; gap:12px; position:sticky; top:0; z-index:20;
  }
  .nav-toggle{display:none; font-size:18px;}
  .topbar-title{
    font-size:15px; font-weight:700; color:var(--ink);
    min-width:0; overflow:hidden; text-overflow:ellipsis; white-space:nowrap;
  }
  .topbar-spacer{flex:1;}

  /* user menu (account / logout) */
  .user-area{position:relative; margin-left:0; display:flex; align-items:center; gap:8px;}
  .user-menu-btn{
    display:flex; align-items:center; gap:8px; border:1px solid var(--line); background:var(--panel);
    border-radius:999px; padding:4px 10px 4px 4px; cursor:pointer; font-family:inherit; color:var(--ink);
  }
  .user-menu-btn:hover{background:var(--hover);}
  .user-avatar{
    width:26px; height:26px; border-radius:50%; background:var(--accent); color:#fff; flex:none;
    display:inline-flex; align-items:center; justify-content:center; font-size:12px; font-weight:800;
  }
  .user-area .user-email{font-size:13px; color:var(--ink); max-width:160px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap;}
  .user-dropdown{
    position:absolute; top:calc(100% + 6px); right:0; min-width:196px; padding:5px;
    background:var(--panel); border:1px solid var(--line); border-radius:10px;
    box-shadow:0 8px 28px rgba(70,55,25,.16); display:none; z-index:80;
  }
  .user-dropdown.open{display:block; animation:kebab-in .12s ease;}

  /* ---- Sidebar footer: account lives bottom-left ---- */
  .sidebar-footer{position:relative; margin-top:6px; padding-top:8px; border-top:1px solid var(--line);}
  .sidebar-footer .user-area{display:block; margin:0;}
  .sidebar-footer .user-menu-btn{
    width:100%; justify-content:flex-start; border-radius:9px; border-color:transparent;
    background:transparent; padding:7px 8px;
  }
  .sidebar-footer .user-menu-btn:hover{background:var(--hover);}
  .sidebar-footer .user-email{flex:1; text-align:left; min-width:0;}
  .sidebar-footer .ws-caret{margin-left:auto;}
  /* popover opens upward from the footer */
  .sidebar-footer .user-dropdown{
    top:auto; bottom:calc(100% + 6px); left:0; right:0; min-width:0;
  }

  /* ---- New-workspace modal: type cards ---- */
  .ws-kind-grid{display:grid; grid-template-columns:1fr 1fr; gap:10px; margin:6px 0 4px;}
  .ws-kind-card{
    border:1.5px solid var(--line); border-radius:12px; padding:14px 12px; cursor:pointer;
    background:var(--panel); text-align:left; font-family:inherit; color:var(--ink);
    display:flex; flex-direction:column; gap:4px; transition:border-color .12s, background .12s;
  }
  .ws-kind-card:hover{background:var(--soft);}
  .ws-kind-card.selected{border-color:var(--accent); background:var(--accent-soft);}
  .ws-kind-ic{font-size:22px;}
  .ws-kind-name{font-size:14px; font-weight:700;}
  .ws-kind-desc{font-size:11px; color:var(--muted); line-height:1.45;}

  /* ---- Segmented control (e.g. theme switch) ---- */
  .seg{display:inline-flex; background:var(--hover); border-radius:9px; padding:3px; gap:3px;}
  .seg-btn{
    border:none; background:transparent; padding:6px 14px; border-radius:7px; cursor:pointer;
    font-size:12px; font-weight:600; color:var(--muted); font-family:inherit;
  }
  .seg-btn.active{background:var(--panel); color:var(--ink); box-shadow:var(--shadow);}

  /* page sub-header: date nav + page actions */
  .page-bar{display:flex; align-items:center; gap:10px; flex-wrap:wrap; padding:10px 18px 0;}
  .page-bar .ticket-nav{margin-left:0;}
  .page-actions{margin-left:auto; display:flex; gap:8px;}

  /* content area */
  .content{flex:1; min-height:0;}
  .content main{padding-top:12px;}

  /* ---- Mobile: sidebar becomes a slide-over ---- */
  @media(max-width:860px){
    .sidebar{
      position:fixed; top:0; left:0; height:100vh; transform:translateX(-100%);
      transition:transform .22s cubic-bezier(.4,0,.2,1); z-index:60; box-shadow:2px 0 18px rgba(70,55,25,.18);
    }
    .sidebar.open{transform:translateX(0);}
    .sidebar-overlay{
      display:block; position:fixed; inset:0; background:rgba(50,40,20,.32); z-index:55;
      opacity:0; pointer-events:none; transition:opacity .2s ease;
    }
    .sidebar-overlay.open{opacity:1; pointer-events:auto;}
    .nav-toggle{display:inline-flex;}
  }

  /* ============================================================
     メンバー状況 — richer team overview dashboard
     ============================================================ */
  .ov-summary{display:grid; grid-template-columns:repeat(4,1fr); gap:10px; margin-bottom:16px;}
  .ov-stat{
    background:var(--panel); border:1px solid var(--line); border-radius:10px; padding:10px 16px;
    display:flex; flex-direction:column; justify-content:center; gap:2px; min-height:58px;
  }
  .ov-stat.accent{background:var(--accent-soft); border-color:var(--accent-border);}
  .ov-stat-val{font-size:19px; font-weight:800; color:var(--ink); font-variant-numeric:tabular-nums; line-height:1.1;}
  .ov-stat.accent .ov-stat-val{color:var(--accent);}
  .ov-stat-lbl{font-size:11px; color:var(--muted); order:-1; font-weight:600;}

  .ov-card{background:var(--panel); border:1px solid var(--line); border-radius:12px; padding:12px 14px; margin-bottom:10px;}
  .ov-card.empty{opacity:.72;}
  .ov-head{display:flex; align-items:center; gap:10px; cursor:pointer;}
  .ov-avatar.lg{width:38px; height:38px; font-size:15px;}

  /* two-pane oversight: member list (left) + selected member (right) */
  .ov-split{display:flex; gap:16px; align-items:flex-start;}
  .ov-list{
    flex:none; width:280px; background:var(--panel); border:1px solid var(--line); border-radius:12px;
    padding:6px; display:flex; flex-direction:column; gap:2px;
  }
  .ov-li{border:1px solid transparent; border-radius:9px; padding:9px 10px; cursor:pointer; transition:background .12s;}
  .ov-li:hover{background:var(--hover);}
  .ov-li.active{background:var(--accent-soft); border-color:var(--accent-border);}
  .ov-li.empty .ov-avatar{background:var(--done);}
  .ov-li-top{display:flex; align-items:center; gap:9px;}
  .ov-li .ov-bar{height:5px; margin:7px 0 0;}
  .ov-li.empty{opacity:.85;}
  .ov-pane{flex:1; min-width:0; background:var(--panel); border:1px solid var(--line); border-radius:12px; padding:18px 20px; min-height:340px;}
  .ov-pane-head{display:flex; align-items:center; gap:12px; margin-bottom:14px;}
  .ov-name.big{font-size:16px;}
  @media (max-width:760px){
    .ov-split{flex-direction:column;}
    .ov-list{width:100%; flex-direction:row; flex-wrap:nowrap; overflow-x:auto;}
    .ov-list .ov-li{min-width:170px; flex:none;}
    .ov-pane{width:100%;}
  }

  /* member-detail tabs */
  .ov-tabs{display:flex; gap:6px; margin:4px 0 16px; border-bottom:1px solid var(--line);}
  .ov-tab{
    appearance:none; background:none; border:none; cursor:pointer; padding:8px 12px; margin-bottom:-1px;
    font-size:13px; font-weight:700; color:var(--muted); border-bottom:2px solid transparent;
  }
  .ov-tab:hover{color:var(--ink);}
  .ov-tab.active{color:var(--accent); border-bottom-color:var(--accent);}
  .ov-chips.standalone{margin-bottom:14px;}
  .ov-avatar{
    width:32px; height:32px; border-radius:50%; background:var(--accent); color:#fff; flex:none;
    display:inline-flex; align-items:center; justify-content:center; font-size:13px; font-weight:800;
  }
  .ov-card.empty .ov-avatar{background:var(--done);}
  .ov-id{display:flex; flex-direction:column; min-width:0; flex:1;}
  .ov-name{font-weight:700; font-size:14px; line-height:1.25; overflow:hidden; text-overflow:ellipsis; white-space:nowrap;}
  .ov-meta{font-size:11px; color:var(--muted);}
  .ov-prog{font-size:13px; font-weight:700; color:var(--ink); font-variant-numeric:tabular-nums; white-space:nowrap;}
  .ov-card.empty .ov-prog{color:var(--muted); font-weight:600;}
  .ov-caret{font-size:11px; color:var(--muted); transition:transform .15s; flex:none;}
  .ov-caret.open{transform:rotate(90deg);}

  .ov-bar{height:7px; border-radius:5px; background:var(--hover); overflow:hidden; margin:9px 0;}
  .ov-bar-fill{height:100%; background:var(--accent); border-radius:5px; transition:width .25s;}
  .ov-bar-fill.done{background:#3fae6b;}

  .ov-chips{display:flex; flex-wrap:wrap; gap:6px;}
  .ov-chip{
    display:inline-flex; align-items:center; gap:5px; font-size:11px; color:var(--muted);
    background:var(--soft); border:1px solid var(--line); border-radius:999px; padding:3px 10px;
  }
  .ov-chip b{color:var(--ink); font-variant-numeric:tabular-nums;}
  .ov-chip.top b{color:var(--accent);}
  .ov-chip-lbl{color:var(--muted);}

  .ov-detail{margin-top:12px; padding-top:10px; border-top:1px solid var(--line);}
  .ov-detail-title{font-size:11px; font-weight:700; color:var(--muted); letter-spacing:.04em; margin:12px 0 6px;}
  .ov-detail-title:first-child{margin-top:0;}

  /* 7-day mini trend */
  .ov-trend{display:flex; gap:6px; align-items:flex-end;}
  .ov-tr-cell{
    flex:1; max-width:60px; height:56px; background:var(--hover); border-radius:6px; position:relative;
    display:flex; flex-direction:column; justify-content:flex-end; padding-bottom:14px; overflow:hidden;
  }
  .ov-tr-cell.cur{outline:2px solid var(--accent); outline-offset:-2px;}
  .ov-tr-fill{width:100%; background:var(--accent); border-radius:5px 5px 0 0; transition:height .25s;}
  .ov-tr-cell.empty .ov-tr-fill{background:transparent;}
  .ov-tr-lbl{position:absolute; bottom:1px; left:0; right:0; text-align:center; font-size:9px; color:var(--muted);}

  /* read-only task extras (priority badge + memo) */
  .ro-prio{font-size:9px; font-weight:700; color:#fff; background:var(--done); border-radius:4px; padding:1px 5px; flex:none; margin-top:1px;}
  .ro-memo{font-size:12px; color:#6b5d3f; background:#fbf3df; border:1px solid #f0e3bf; border-radius:6px; padding:4px 8px; margin:2px 0; list-style:none; white-space:pre-wrap; word-break:break-word;}
