:root{
    --bg:#0b0c10;
    --panel:#12141b;
    --panel2:#0f1117;
    --text:#e8eaf0;
    --muted:#aab0c0;
    --border:rgba(255,255,255,.10);
    --border2:rgba(255,255,255,.16);
    --good:#27c38a;
    --warn:#f4c24d;
    --bad:#ff5b6e;
    --brand:#7aa2ff;
    --shadow: 0 10px 30px rgba(0,0,0,.35);
    --radius:18px;
    --radius2:14px;
    --gap:14px;
    --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  }
  html.light{
    --bg:#f5f6fa;
    --panel:#ffffff;
    --panel2:#f0f1f5;
    --text:#1a1d2b;
    --muted:#5f6577;
    --border:rgba(0,0,0,.10);
    --border2:rgba(0,0,0,.16);
    --shadow: 0 10px 30px rgba(0,0,0,.10);
  }
  *{box-sizing:border-box}
  body{
    margin:0;
    font-family:var(--font);
    background: radial-gradient(1200px 600px at 20% -10%, rgba(122,162,255,.20), transparent 60%),
                radial-gradient(900px 500px at 80% 10%, rgba(39,195,138,.12), transparent 60%),
                var(--bg);
    color:var(--text);
    transition: background .3s, color .3s;
  }
  html.light body{
    background: radial-gradient(1200px 600px at 20% -10%, rgba(122,162,255,.08), transparent 60%),
                radial-gradient(900px 500px at 80% 10%, rgba(39,195,138,.05), transparent 60%),
                var(--bg);
  }
  a{color:inherit}
  .wrap{max-width:1800px;margin:0 auto;padding:24px 18px 60px}
  header{
    display:flex;align-items:flex-start;justify-content:space-between;gap:18px;
    margin-bottom:18px;
  }
  .title{
    display:flex;flex-direction:column;gap:6px;
  }
  h1{margin:0;font-size:22px;letter-spacing:.2px}
  .subtitle{margin:0;color:var(--muted);font-size:13px;max-width:760px;line-height:1.5}
  .toolbar{
    display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:flex-end;
    flex: 1 1 auto;
  }
  .toolbar .btn{
    flex: 1 1 auto;
  }
  .pill{
    display:inline-flex;align-items:center;gap:8px;
    padding:9px 12px;border:1px solid var(--border);border-radius:999px;
    background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
    box-shadow: 0 1px 0 rgba(255,255,255,.06) inset;
    font-size:12px;color:var(--muted);
  }
  .first-row{
    display:flex;align-items:center;gap:8px;width:100%; flex: 1 0 auto;
  }
  html.light .pill{
    background:linear-gradient(180deg, rgba(0,0,0,.02), rgba(0,0,0,.01));
    box-shadow: 0 1px 0 rgba(0,0,0,.03) inset;
  }
  .pill strong{color:var(--text);font-weight:600}
  .btn{
    border:1px solid var(--border);
    background:linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.02));
    color:var(--text);
    padding:9px 12px;border-radius:12px;
    cursor:pointer;font-size:12px;
    box-shadow: 0 1px 0 rgba(255,255,255,.07) inset;
    transition: border-color .15s;

  }
  html.light .btn{
    background:linear-gradient(180deg, rgba(0,0,0,.02), rgba(0,0,0,.01));
    box-shadow: 0 1px 0 rgba(0,0,0,.03) inset;
  }
  .btn:hover{border-color:var(--border2)}
  .btn.primary{
    border-color:rgba(122,162,255,.35);
    background:linear-gradient(180deg, rgba(122,162,255,.20), rgba(122,162,255,.05));
  }
  .btn.danger{
    border-color:rgba(255,91,110,.35);
    background:linear-gradient(180deg, rgba(255,91,110,.18), rgba(255,91,110,.05));
  }
  .btn.success{
    border-color:rgba(39,195,138,.35);
    background:linear-gradient(180deg, rgba(39,195,138,.18), rgba(39,195,138,.05));
  }
  .btn.active{
    border-color:rgba(122,162,255,.55);
    background:linear-gradient(180deg, rgba(122,162,255,.25), rgba(122,162,255,.10));
    color:var(--text);
  }
  .input{
    border:1px solid var(--border);
    background:rgba(255,255,255,.03);
    color:var(--text);
    padding:10px 12px;border-radius:12px;
    outline:none;font-size:12px;min-width:240px;
    flex: 1 1 auto;
  }
  html.light .input{
    background:rgba(0,0,0,.03);
  }
  .input:focus{border-color:rgba(122,162,255,.55)}
  .phasebar{
    display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 14px;
  }
  @media (max-width: 768px){
    .phasebar{overflow-x:auto;flex-wrap:nowrap;padding-bottom:6px;-webkit-overflow-scrolling:touch}
    .phasebar .phase{flex-shrink:0}
  }
  .phase{
    cursor:pointer;
    padding:10px 12px;
    border-radius:999px;
    border:1px solid var(--border);
    background:rgba(255,255,255,.02);
    color:var(--muted);
    font-size:12px;
    user-select:none;
    display:flex;align-items:center;gap:8px;
    transition: border-color .15s, background .15s;
  }
  html.light .phase{background:rgba(0,0,0,.02)}
  .phase.active{
    color:var(--text);
    border-color:rgba(122,162,255,.45);
    background:linear-gradient(180deg, rgba(122,162,255,.18), rgba(122,162,255,.03));
  }
  .phase-progress{
    font-size:10px;
    color:var(--muted);
    background:rgba(255,255,255,.06);
    padding:2px 6px;border-radius:999px;
    white-space:nowrap;
  }
  html.light .phase-progress{background:rgba(0,0,0,.06)}

  /* Phase goal banner */
  .goal-banner{
    margin:0 0 14px;
    padding:10px 14px;
    border:1px solid rgba(122,162,255,.20);
    border-radius:12px;
    background:linear-gradient(90deg, rgba(122,162,255,.08), rgba(39,195,138,.05));
    font-size:12px;
    color:var(--muted);
    line-height:1.5;
  }
  .goal-banner strong{color:var(--text)}

  /* Tag filter bar */
  .tagbar{
    display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px;align-items:center;
  }
  .tagbar-label{font-size:11px;color:var(--muted);margin-right:4px}
  .tagfilter{
    cursor:pointer;
    padding:5px 10px;border-radius:999px;
    border:1px solid var(--border);
    background:rgba(255,255,255,.02);
    color:var(--muted);font-size:11px;
    user-select:none;
    transition: border-color .15s, background .15s;
  }
  html.light .tagfilter{background:rgba(0,0,0,.02)}
  .tagfilter.active-now{border-color:rgba(39,195,138,.45);background:rgba(39,195,138,.12);color:#bff3dd}
  .tagfilter.active-next{border-color:rgba(122,162,255,.45);background:rgba(122,162,255,.12);color:#d5e0ff}
  .tagfilter.active-future{border-color:rgba(244,194,77,.45);background:rgba(244,194,77,.12);color:#ffe8b4}
  .tagfilter.active-risk{border-color:rgba(255,91,110,.45);background:rgba(255,91,110,.12);color:#ffd0d6}
  html.light .tagfilter.active-now{color:#0a7a4e}
  html.light .tagfilter.active-next{color:#2d5cc0}
  html.light .tagfilter.active-future{color:#8a6b10}
  html.light .tagfilter.active-risk{color:#c0303f}

  .grid{
    display:grid;
    grid-template-columns: repeat(3, 1fr);
    gap:var(--gap);
    align-items:start;
  }
  @media (min-width: 1800px){
    .grid{grid-template-columns: repeat(3, 1fr);}
  }
  @media (min-width: 2200px){
    .grid{grid-template-columns: repeat(6, 1fr);}
  }
  @media (max-width: 1100px){
    .grid{grid-template-columns: repeat(2, 1fr);}
  }
  @media (max-width: 768px){
    header{flex-direction:column}
    .toolbar{justify-content:flex-start}
    .input{min-width: 100%;}
    .grid{grid-template-columns: 1fr;}
  }
  .col{
    background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
    border:1px solid var(--border);
    border-radius:var(--radius);
    box-shadow: var(--shadow);
    overflow:hidden;
    min-height: 120px;
    transition: min-height .3s;
  }
  html.light .col{
    background:linear-gradient(180deg, rgba(0,0,0,.01), rgba(0,0,0,.005));
  }
  .col.collapsed .tasks{display:none}
  .col.collapsed{min-height:auto}
  .colhead{
    padding:14px 14px 10px;
    display:flex;align-items:flex-start;justify-content:space-between;gap:10px;
    background:rgba(0,0,0,.14);
    border-bottom:1px solid var(--border);
    cursor:pointer;
    user-select:none;
  }
  html.light .colhead{background:rgba(0,0,0,.03)}
  .colhead:hover{background:rgba(0,0,0,.20)}
  html.light .colhead:hover{background:rgba(0,0,0,.05)}
  .coltitle{display:flex;flex-direction:column;gap:4px}
  .coltitle h2{margin:0;font-size:13px;letter-spacing:.2px;display:flex;align-items:center;gap:6px}
  .collapse-icon{
    font-size:10px;
    transition: transform .2s;
    opacity:.5;
  }
  .col.collapsed .collapse-icon{transform:rotate(-90deg)}
  .coltitle p{margin:0;color:var(--muted);font-size:12px;line-height:1.4}
  .col-progress-wrap{
    height:4px;border-radius:999px;
    background:rgba(255,255,255,.06);
    overflow:hidden;
    margin-top:6px;
  }
  html.light .col-progress-wrap{background:rgba(0,0,0,.06)}
  .col-progress-fill{
    height:100%;
    background:linear-gradient(90deg, rgba(39,195,138,.85), rgba(122,162,255,.85));
    width:0%;
    transition: width .3s;
  }
  .colhead-right{display:flex;flex-direction:column;align-items:flex-end;gap:4px}
  .badge{
    font-size:11px;color:var(--muted);
    border:1px solid var(--border);
    background:rgba(255,255,255,.03);
    padding:6px 8px;border-radius:999px;
    white-space:nowrap;
  }
  html.light .badge{background:rgba(0,0,0,.03)}
  .highlight{
    border-color:rgba(91, 200, 255, 0.65);
    box-shadow:0 0 0 3px rgba(22, 90, 154, 0.25);
    animation: highlighter 1s ease;
    transition: border-color .3s ease, box-shadow .15s ease;
  }
  .highlight:hover{
    border-color:var(--brand);
    box-shadow:0 0 0 4px rgba(22, 90, 154, 0.35);
  }
  .tasks{padding:12px}
  .task{
    display:flex;gap:10px;align-items:flex-start;
    padding:10px 10px;border-radius:var(--radius2);
    border:1px solid rgba(255,255,255,.08);
    background:rgba(0,0,0,.12);
    margin-bottom:10px;
    cursor:grab;
    transition: opacity .25s, border-color .15s;
    position:relative;
  }
  html.light .task{
    border-color:rgba(0,0,0,.08);
    background:rgba(0,0,0,.02);
  }
  .task:last-child{margin-bottom:0}
  .task:hover{border-color:rgba(255,255,255,.14)}
  html.light .task:hover{border-color:rgba(0,0,0,.14)}
  .task.done-task{opacity:.45}
  .task.done-task .taskname{text-decoration:line-through}
  .task.blocked-task{opacity:.40;pointer-events:auto}
  .task.blocked-task .taskname{color:var(--muted)}
  .task.blocked-task input[type="checkbox"]{pointer-events:none;opacity:.3}
  .task.blocked-task .dep-badge{cursor:pointer;pointer-events:auto}
  .task.blocked-task .task-expand-btn{pointer-events:auto}
  .task.focused{border-color:rgba(122,162,255,.55);box-shadow:0 0 0 2px rgba(122,162,255,.20)}
  .task.blocker-highlight{
    border-color:rgba(255,91,110,.65);
    box-shadow:0 0 0 3px rgba(255,91,110,.25);
    animation: pulse-blocker .6s ease 2;
  }
  @keyframes pulse-blocker{
    0%,100%{box-shadow:0 0 0 3px rgba(255,91,110,.25)}
    50%{box-shadow:0 0 0 6px rgba(255,91,110,.15)}
  }
  @keyframes highlighter{
    0%,100%{box-shadow:0 0 0 3px rgba(91, 200, 255, 0.45)}
    50%{box-shadow:0 0 0 6px rgba(91, 200, 255, 0.15)}
  }
  .task.dragging{opacity:.4;border-style:dashed}
  .task.drag-over{border-color:var(--brand);border-top-width:3px}
  .task input[type="checkbox"]{
    margin-top:2px;
    width:16px;height:16px;
    accent-color: var(--good);
    cursor:pointer;
    flex-shrink:0;
  }
  .taskmain{
    display:flex;flex-direction:column;gap:6px;min-width:0;flex:1;
  }
  .taskname{
    display:flex;flex-wrap:wrap;gap:8px;align-items:center;
    font-size:12px;line-height:1.35;
    transition: text-decoration .2s;
  }
  .task-expand-btn{
    background:none;border:none;color:var(--muted);cursor:pointer;
    font-size:10px;padding:2px 4px;border-radius:6px;
    opacity:.5;transition:opacity .15s;
    flex-shrink:0;margin-left:auto;
  }
  .task-expand-btn:hover{opacity:1}
  .meta{
    display:flex;flex-wrap:wrap;gap:8px;align-items:center;
    color:var(--muted);font-size:11px;
  }
  .tag{
    padding:3px 8px;border-radius:999px;
    border:1px solid rgba(255,255,255,.10);
    background:rgba(255,255,255,.03);
    white-space:nowrap;
  }
  html.light .tag{border-color:rgba(0,0,0,.10);background:rgba(0,0,0,.03)}
  .tag.now{border-color:rgba(39,195,138,.35); background:rgba(39,195,138,.08); color:#bff3dd}
  .tag.next{border-color:rgba(122,162,255,.35); background:rgba(122,162,255,.08); color:#d5e0ff}
  .tag.future{border-color:rgba(244,194,77,.35); background:rgba(244,194,77,.08); color:#ffe8b4}
  .tag.risk{border-color:rgba(255,91,110,.40); background:rgba(255,91,110,.08); color:#ffd0d6}
  html.light .tag.now{color:#0a7a4e}
  html.light .tag.next{color:#2d5cc0}
  html.light .tag.future{color:#8a6b10}
  html.light .tag.risk{color:#c0303f}
  .dep-badge{
    font-size:10px;color:var(--warn);
    border:1px solid rgba(244,194,77,.25);
    background:rgba(244,194,77,.06);
    padding:2px 6px;border-radius:999px;
    white-space:nowrap;
    transition: background .15s, border-color .15s;
  }
  .dep-badge.dep-blocker{
    color:var(--bad);
    border-color:rgba(255,91,110,.35);
    background:rgba(255,91,110,.08);
    cursor:pointer;
  }
  .dep-badge.dep-blocker:hover{
    border-color:rgba(255,91,110,.60);
    background:rgba(255,91,110,.15);
  }

  .dep-hard{
    border-color:#ff4d4f;
    background:rgba(255,77,79,.15);
    color:#ffb3b3;
    font-weight:600;
  }

  .dep-soft{
    border-color:#f0ad4e;
    background:rgba(240,173,78,.12);
    color:#ffd591;
  }

  .dep-hard.dep-blocker{
    box-shadow:0 0 0 1px #ff4d4f inset;
  }

  /* Task detail panel */
  .task-detail{
    margin-top:8px;
    padding:10px;
    border:1px solid var(--border);
    border-radius:10px;
    background:rgba(0,0,0,.08);
    font-size:11px;
    display:none;
  }
  html.light .task-detail{background:rgba(0,0,0,.02)}
  .task-detail.open{display:block}
  .task-detail label{display:block;color:var(--muted);margin-bottom:4px;font-size:10px;text-transform:uppercase;letter-spacing:.5px}
  .task-detail .detail-row{margin-bottom:8px}
  .task-detail .detail-row:last-child{margin-bottom:0}
  .task-detail input,.task-detail textarea,.task-detail select{
    width:100%;
    border:1px solid var(--border);
    background:rgba(255,255,255,.03);
    color:var(--text);
    padding:6px 8px;border-radius:8px;
    font-size:11px;font-family:var(--font);
    outline:none;
  }
  html.light .task-detail input,html.light .task-detail textarea,html.light .task-detail select{
    background:rgba(0,0,0,.03);
  }
  .task-detail textarea{min-height:50px;resize:vertical}
  .task-detail input:focus,.task-detail textarea:focus{border-color:rgba(122,162,255,.55)}
  .subtask-list{list-style:none;padding:0;margin:4px 0 0}
  .subtask-list li{display:flex;align-items:center;gap:6px;padding:2px 0}
  .subtask-list li input[type="checkbox"]{width:12px;height:12px}
  .subtask-list li span{font-size:11px}
  .add-subtask-btn,.del-subtask-btn{
    background:none;border:1px dashed var(--border);color:var(--muted);
    cursor:pointer;padding:3px 8px;border-radius:6px;font-size:10px;margin-top:4px;
  }
  .add-subtask-btn:hover{border-color:var(--border2);color:var(--text)}
  .del-subtask-btn{
    margin-top:0;padding:1px 5px;font-size:9px;border-style:solid;
    color:var(--bad);border-color:rgba(255,91,110,.25);flex-shrink:0;
  }
  .del-subtask-btn:hover{border-color:rgba(255,91,110,.50);background:rgba(255,91,110,.08)}

  /* Add task button per column */
  .add-task-row{
    padding:8px 12px;border-top:1px dashed var(--border);
    display:flex;align-items:center;justify-content:center;
  }
  .add-task-col-btn{
    background:none;border:1px dashed var(--border);color:var(--muted);
    cursor:pointer;padding:6px 12px;border-radius:10px;font-size:11px;
    width:100%;text-align:center;
    transition: border-color .15s, color .15s;
  }
  .add-task-col-btn:hover{border-color:var(--brand);color:var(--brand)}

  /* Task action buttons (edit, archive) */
  .task-actions{
    display:flex;gap:4px;flex-shrink:0;margin-left:auto;align-items:center;
  }
  .task-action-btn{
    background:none;border:none;color:var(--muted);cursor:pointer;
    font-size:10px;padding:2px 4px;border-radius:6px;
    opacity:.4;transition:opacity .15s;
  }
  .task-action-btn:hover{opacity:1}
  .task-action-btn.archive-btn:hover{color:var(--warn)}
  .task-action-btn.edit-btn:hover{color:var(--brand)}

  /* Archived task styling */
  .task.archived-task{
    opacity:.25;
    border-style:dashed;
  }
  .task.archived-task .taskname{text-decoration:line-through;font-style:italic}

  /* Edit/Add task modal form */
  .task-form{display:flex;flex-direction:column;gap:12px}
  .task-form label{display:block;color:var(--muted);margin-bottom:4px;font-size:10px;text-transform:uppercase;letter-spacing:.5px}
  .task-form input,.task-form textarea,.task-form select{
    /* width:100%; */
    border:1px solid var(--border);
    background:rgba(255,255,255,.03);color:var(--text);
    padding:8px 10px;border-radius:10px;font-size:12px;
    font-family:var(--font);outline:none;
  }
  html.light .task-form input,html.light .task-form textarea,html.light .task-form select{background:rgba(0,0,0,.03)}
  .task-form input:focus,.task-form textarea:focus,.task-form select:focus{border-color:rgba(122,162,255,.55)}
  .task-form textarea{min-height:60px;resize:vertical}
  .task-form select{cursor:pointer}
  .task-form .form-row{display:flex;gap:10px}
  .task-form .form-row > div{flex:1}
  .task-form .tag-checkboxes{display:flex;gap:10px;flex-wrap:wrap}
  .task-form .tag-checkboxes label{display:flex;align-items:center;gap:4px;text-transform:none;font-size:11px;cursor:pointer}
  .task-form .tag-checkboxes input[type="checkbox"]{width:14px;height:14px}

  /* Dependency picker in edit modal */
  .dep-picker{max-height:180px;overflow-y:auto;border:1px solid var(--border);border-radius:10px;padding:6px}
  label.dep-picker-item{
    display:flex;align-items:center;gap:6px;padding:3px 4px;border-radius:6px;
    font-size:11px;cursor:pointer;
  }
  .dep-picker-item:hover{background:rgba(255,255,255,.04)}
  html.light .dep-picker-item:hover{background:rgba(0,0,0,.04)}
  .dep-picker-item input[type="checkbox"]{width:13px;height:13px}
  .dep-picker-item .dep-label{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .dep-picker-item .dep-id{color:var(--muted);font-size:10px;flex-shrink:0}
  .dep-picker-filter{
    width:100%;border:1px solid var(--border);background:rgba(255,255,255,.03);
    color:var(--text);padding:5px 8px;border-radius:8px;font-size:11px;outline:none;
    margin-bottom:6px;
  }
  html.light .dep-picker-filter{background:rgba(0,0,0,.03)}
  .dep-picker-filter:focus{border-color:rgba(122,162,255,.55)}

  .show-archived-toggle{
    display:flex;align-items:center;gap:6px;font-size:11px;color:var(--muted);
    cursor:pointer;user-select:none;margin-left:auto;
  }
  .show-archived-toggle input{width:13px;height:13px}

  .small{
    font-size:11px;color:var(--muted);line-height:1.45
  }
  .footer{
    margin-top:18px;
    color:var(--muted);
    font-size:12px;
    display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  }
  .progressbar{
    height:10px;border-radius:999px;
    background:rgba(255,255,255,.06);
    overflow:hidden;border:1px solid rgba(255,255,255,.08);
    width:220px;
  }
  html.light .progressbar{background:rgba(0,0,0,.06);border-color:rgba(0,0,0,.08)}
  .progressbar > div{
    height:100%;
    background:linear-gradient(90deg, rgba(39,195,138,.85), rgba(122,162,255,.85));
    width:0%;
    transition: width .3s;
  }
  .kbd{
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    font-size:11px;
    border:1px solid rgba(255,255,255,.14);
    background:rgba(255,255,255,.05);
    padding:2px 6px;border-radius:8px;
    color:var(--text);
  }
  html.light .kbd{border-color:rgba(0,0,0,.14);background:rgba(0,0,0,.05)}
  dialog{
    border:1px solid var(--border);
    border-radius:18px;
    background:var(--panel);
    color:var(--text);
    box-shadow: var(--shadow);
    padding:0;
    max-width: 820px;
    width: calc(100% - 18px);
  }
  dialog::backdrop{background:rgba(0,0,0,.55)}
  .modalHead{
    display:flex;justify-content:space-between;align-items:center;gap:12px;
    padding:14px 14px;border-bottom:1px solid var(--border);
    background:rgba(0,0,0,.18);
  }
  html.light .modalHead{background:rgba(0,0,0,.03)}
  .modalBody{padding:14px}
  .modalBody textarea{
    width:100%;
    min-height:240px;
    border:1px solid var(--border);
    background:rgba(255,255,255,.03);
    color:var(--text);
    border-radius:14px;
    padding:12px;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    font-size:12px;
    outline:none;
  }
  html.light .modalBody textarea{background:rgba(0,0,0,.03)}
  .modalBody textarea:focus{border-color:rgba(122,162,255,.55)}
  .modalFoot{
    padding:14px;border-top:1px solid var(--border);
    display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap;
    background:rgba(0,0,0,.12);
  }
  html.light .modalFoot{background:rgba(0,0,0,.03)}

  /* History list in modal */
  .history-list{list-style:none;padding:0;margin:0}
  .history-list li{
    display:flex;justify-content:space-between;align-items:center;
    padding:8px 10px;border-bottom:1px solid var(--border);
    font-size:12px;
  }
  .history-list li:last-child{border-bottom:none}
  .history-list .hist-date{color:var(--muted);font-size:11px}

  /* Undo toast */
  .undo-toast{
    position:fixed;bottom:24px;left:50%;transform:translateX(-50%);
    background:var(--panel);
    border:1px solid var(--border);
    border-radius:14px;
    padding:10px 18px;
    font-size:12px;
    color:var(--text);
    box-shadow: var(--shadow);
    z-index:9999;
    display:flex;gap:12px;align-items:center;
    opacity:0;pointer-events:none;
    transition: opacity .25s;
  }
  .undo-toast.show{opacity:1;pointer-events:auto}
  .undo-toast button{
    background:none;border:1px solid var(--brand);
    color:var(--brand);cursor:pointer;
    padding:4px 10px;border-radius:8px;font-size:11px;
  }

  /* Login / auth screen */
  .auth-screen{
    display:flex;align-items:center;justify-content:center;
    min-height:100vh;
    padding:24px;
  }
  .auth-box{
    background:var(--panel);
    border:1px solid var(--border);
    border-radius:var(--radius);
    box-shadow: var(--shadow);
    padding:32px;
    max-width:380px;
    width:100%;
    text-align:center;
  }
  .auth-box h2{margin:0 0 8px;font-size:18px}
  .auth-box p{margin:0 0 20px;color:var(--muted);font-size:13px;line-height:1.5}
  .auth-box input{
    width:100%;
    border:1px solid var(--border);
    background:rgba(255,255,255,.03);
    color:var(--text);
    padding:12px 14px;border-radius:12px;
    font-size:14px;outline:none;
    margin-bottom:12px;
  }
  .auth-box input:focus{border-color:rgba(122,162,255,.55)}
  .auth-box .auth-error{color:var(--bad);font-size:12px;margin-bottom:10px;display:none}
  .auth-box .auth-actions{display:flex;gap:8px}
  .auth-box .auth-actions button{flex:1}
  .auth-box .btn{padding:12px;font-size:13px}

  /* Print styles */
  @media print{
    body{background:#fff!important;color:#000!important}
    .toolbar,.phasebar,.tagbar,.footer,.auth-screen,dialog,.undo-toast,
    .task-expand-btn,.add-subtask-btn,.btn,.input{display:none!important}
    .wrap{padding:12px;max-width:100%}
    .grid{display:block!important}
    .col{break-inside:avoid;margin-bottom:12px;border:1px solid #ccc;box-shadow:none}
    .colhead{background:#f0f0f0!important;border-color:#ccc}
    .task{border-color:#ddd;background:#fafafa;cursor:default}
    .task.done-task{opacity:.6}
    .task.done-task .taskname{text-decoration:line-through}
    .task.blocked-task{opacity:.5}
    .task.blocked-task .taskname{color:#999}
    h1{font-size:18px}
    .goal-banner{border-color:#ccc;background:#f8f9ff}
    .tag{border-color:#ddd;background:#f5f5f5}
    .tag.now{color:#0a7a4e;border-color:#0a7a4e;background:#e6f9f0}
    .tag.next{color:#2d5cc0;border-color:#2d5cc0;background:#e8eeff}
    .tag.future{color:#8a6b10;border-color:#8a6b10;background:#fff8e0}
    .tag.risk{color:#c0303f;border-color:#c0303f;background:#ffe8eb}
  }