:root{
    --today:#FFA726; --today-bg:rgba(255,167,38,.12);
    --someday:#42A5F5; --someday-bg:rgba(66,165,245,.12);
    --waiting:#AB47BC; --waiting-bg:rgba(171,71,188,.12);
    --done:#66BB6A; --done-bg:rgba(102,187,106,.12);
    --neutral:#5C6BC0; --neutral-bg:rgba(92,107,192,.12);
    --danger:#E53935; --danger-bg:rgba(229,57,53,.12);
    --bg:#F5F5F5; --surface:#FFFFFF; --surface-2:#FAFAFA;
    --text:#2B2B2B; --text-2:#6B6B6B; --text-3:#9A9A9A;
    --border:#E6E6E6;
    --radius:16px; --radius-sm:10px;
    --scale:1;
    --font-body: calc(15px * var(--scale));
    --font-title: calc(18px * var(--scale));
    color-scheme: light;
  }
  [data-theme="dark"]{
    --bg:#15151F; --surface:#1E1E2B; --surface-2:#242433;
    --text:#EDEDF2; --text-2:#A3A3B5; --text-3:#75758A;
    --border:#33334A;
    color-scheme: dark;
  }
  *{box-sizing:border-box}
  *{scrollbar-width:thin;scrollbar-color:var(--border) transparent}
  input[type="checkbox"]{accent-color:var(--neutral);width:17px;height:17px;cursor:pointer}
  #app-toast{position:fixed;left:50%;bottom:100px;transform:translateX(-50%) translateY(10px);
    background:var(--text);color:var(--bg);font-size:calc(13px*var(--scale));font-weight:500;
    padding:10px 18px;border-radius:20px;box-shadow:0 4px 14px rgba(0,0,0,.25);z-index:300;
    opacity:0;pointer-events:none;transition:opacity .2s ease, transform .2s ease;max-width:85%;text-align:center}
  #app-toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
  @keyframes tutorialGlow{
    0%,100%{box-shadow:0 0 0 0 rgba(92,107,192,.55)}
    50%{box-shadow:0 0 0 10px rgba(92,107,192,0)}
  }
  .glow-hint{animation:tutorialGlow 1.3s ease-in-out infinite;border-radius:12px;color:var(--neutral)!important}
  ::-webkit-scrollbar{width:8px;height:8px}
  ::-webkit-scrollbar-track{background:transparent}
  ::-webkit-scrollbar-thumb{background:var(--border);border-radius:8px}
  ::-webkit-scrollbar-thumb:hover{background:var(--text-3)}
  body{margin:0;font-family:'Inter',sans-serif;background:var(--bg);color:var(--text);
    display:flex;justify-content:center;height:100vh;height:100dvh;overflow:hidden;transition:background .25s,color .25s}
  #app{width:100%;max-width:420px;height:100vh;height:100dvh;background:var(--bg);display:flex;flex-direction:column;position:relative;overflow:hidden}

  header{display:flex;align-items:center;justify-content:space-between;padding:18px 18px 10px}
  header h1{font-size:calc(17px * var(--scale));font-weight:600;margin:0}
  .icon-btn{width:38px;height:38px;border-radius:50%;border:none;background:var(--surface);
    display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--text-2);
    box-shadow:0 1px 4px rgba(0,0,0,.06);font-size:16px}
  .icon-btn:active{transform:scale(.92)}

  main{flex:1;padding:6px 18px 90px;overflow-y:auto}
  .view{display:none}
  .view.active{display:block}

  /* ---- tab bar ---- */
  nav#tabbar{position:absolute;bottom:0;left:0;right:0;display:flex;align-items:center;background:var(--surface);
    border-top:1px solid var(--border);padding:8px 8px calc(8px + env(safe-area-inset-bottom));z-index:60}
  #pomo-mini{position:absolute;left:14px;bottom:calc(74px + env(safe-area-inset-bottom));z-index:55;
    display:flex;align-items:center;gap:6px;padding:8px 14px;border-radius:20px;border:none;
    background:var(--neutral);color:#fff;font-family:inherit;font-size:calc(13px*var(--scale));font-weight:600;
    font-variant-numeric:tabular-nums;cursor:pointer;box-shadow:0 4px 12px rgba(0,0,0,.22)}
  #pomo-mini:hover{filter:brightness(1.08)}
  .tab{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;padding:6px 0;
    background:none;border:none;cursor:pointer;color:var(--text-3);font-family:inherit;
    font-size:calc(11px * var(--scale))}
  .tab.active{color:var(--neutral)}
  .tab .dot{width:6px;height:6px;border-radius:50%;background:var(--today);margin-left:2px;display:inline-block}
  .tabbar-add-btn{flex:0 0 auto;width:46px;height:46px;border-radius:50%;background:var(--text);color:var(--bg);
    border:none;font-size:24px;cursor:pointer;box-shadow:0 4px 12px rgba(0,0,0,.2);margin-left:6px;
    display:flex;align-items:center;justify-content:center;line-height:1;
    transition:transform .15s ease,box-shadow .15s ease,background .15s ease}
  .tabbar-add-btn:hover{transform:scale(1.08);box-shadow:0 6px 16px rgba(0,0,0,.28);background:var(--neutral)}
  .tabbar-add-btn:active{transform:scale(.92)}

  /* ---- inbox ---- */
  .inbox-count{font-size:calc(12px * var(--scale));color:var(--text-3);text-align:right;margin-bottom:10px}
  #tutorial-progress{margin-bottom:12px}
  .tutorial-progress-row{display:flex;align-items:center;gap:8px;margin-bottom:6px}
  .tutorial-progress-bar{flex:1;height:6px;border-radius:4px;background:var(--surface-2);overflow:hidden}
  .tutorial-progress-bar .fill{height:100%;background:var(--neutral);border-radius:4px;transition:width .25s ease}
  .tutorial-progress-row span{font-size:calc(11px*var(--scale));color:var(--text-3);white-space:nowrap;font-weight:600}
  #tutorial-skip-btn{width:100%;padding:7px;border-radius:8px;border:1px dashed var(--border);background:none;
    color:var(--text-3);font-family:inherit;font-size:calc(11px*var(--scale));cursor:pointer}
  #tutorial-skip-btn:hover{background:var(--surface-2);color:var(--text-2)}
  .swipe-legend{display:flex;justify-content:center;gap:8px;margin-bottom:6px;font-size:calc(11px*var(--scale));color:var(--waiting)}
  .swipe-grid{display:grid;grid-template-columns:34px 1fr 34px;align-items:center;gap:8px}
  .side-label{font-size:calc(11px*var(--scale));line-height:1.25;text-align:center}
  .side-label div:first-child{font-size:calc(15px*var(--scale))}
  .side-label.left{color:var(--someday)}
  .side-label.right{color:var(--today)}
  .bottom-label{text-align:center;font-size:calc(11px*var(--scale));color:var(--text-3);margin-top:6px}

  #card-wrap{position:relative;min-height:150px}
  #card{background:var(--surface);border-radius:var(--radius);padding:30px 18px;
    min-height:140px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;
    box-shadow:0 4px 16px rgba(0,0,0,.08);cursor:grab;touch-action:none;user-select:none}
  #card p{font-size:calc(17px*var(--scale));font-weight:500;margin:0;line-height:1.4}
  #card-note-preview{display:none;font-size:calc(12px*var(--scale));color:var(--text-2);margin-top:10px;
    padding:8px 10px;background:var(--surface-2);border-radius:8px;border-left:3px solid var(--today);
    line-height:1.4;text-align:left;white-space:pre-wrap;word-break:break-word;max-width:100%}
  .card-meta-divider{width:60%;height:1px;background:var(--border);margin:16px auto 4px}
  #empty-inbox{display:none;text-align:center;padding:50px 20px;color:var(--text-2)}
  #empty-inbox .big{font-size:36px;margin-bottom:10px}

  .meta-row{display:flex;justify-content:center;gap:8px;margin-top:10px;flex-wrap:wrap;width:100%}
  .chip{font-size:calc(12px*var(--scale));padding:5px 12px;border-radius:20px;border:1px solid var(--border);
    background:var(--surface);color:var(--text-2);cursor:pointer}
  .chip.selected{border-color:var(--neutral);color:var(--neutral);background:var(--neutral-bg)}

  .ghost-btn{width:100%;margin-top:14px;padding:11px;border-radius:var(--radius-sm);border:1px dashed var(--border);
    background:none;color:var(--text-2);font-family:inherit;font-size:calc(13px*var(--scale));cursor:pointer}
  .ghost-btn:disabled{opacity:.4;cursor:not-allowed}
  .detail-action-row{display:flex;gap:6px;margin-top:14px}
  .ghost-btn-sm{flex:1;padding:8px 4px;border-radius:var(--radius-sm);border:1px dashed var(--border);
    background:none;color:var(--text-2);font-family:inherit;font-size:calc(11px*var(--scale));cursor:pointer;
    display:flex;flex-direction:column;align-items:center;gap:3px;white-space:nowrap}
  .two-min-btn{width:100%;margin-top:10px;padding:11px;border-radius:var(--radius-sm);border:1px solid var(--done);
    background:var(--done-bg);color:var(--done);font-family:inherit;font-size:calc(13px*var(--scale));font-weight:600;cursor:pointer;
    display:flex;align-items:center;justify-content:center;gap:6px}
  .two-min-btn:active{transform:scale(.98)}

  /* ---- lists ---- */
  .list-item{display:flex;align-items:center;gap:10px;background:var(--surface);border-radius:var(--radius-sm);
    padding:13px 14px;margin-bottom:8px;cursor:pointer}
  .list-item .status-dot{width:16px;height:16px;border-radius:50%;border:2px solid var(--text-3);flex-shrink:0}
  .list-item .status-dot.folder{border:none;color:var(--neutral);font-size:15px;text-align:center}
  .list-item .txt{flex:1;font-size:calc(14px*var(--scale))}
  .list-item .sub{font-size:calc(11px*var(--scale));color:var(--text-3);display:block;margin-top:2px}
  .sub.danger{color:var(--danger)}
  .list-item.done .txt{text-decoration:line-through;color:var(--text-3)}

  .empty-state{text-align:center;padding:50px 20px;color:var(--text-2)}
  .empty-state .big{font-size:36px;margin-bottom:10px}

  /* ---- projects ---- */
  .project-card{background:var(--surface);border-radius:var(--radius-sm);padding:14px;margin-bottom:10px;
    border:1px solid var(--border);cursor:pointer}
  .project-head{display:flex;align-items:center;gap:4px;margin-bottom:8px}
  .icon-btn-sm{width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;
    color:var(--text-3);font-size:12px;flex-shrink:0}
  .icon-btn-sm:hover{background:var(--surface-2);color:var(--text-2)}
  .icon-btn-sm.disabled{opacity:.25;pointer-events:none}
  .project-head .name{flex:1;font-size:calc(14px*var(--scale));font-weight:500;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .project-head .frac{font-size:calc(11px*var(--scale));color:var(--text-3);flex-shrink:0}
  .project-name-input{flex:1;font-size:calc(14px*var(--scale));font-weight:500;font-family:inherit;
    border:1px solid var(--neutral);border-radius:6px;padding:2px 6px;background:var(--surface-2);color:var(--text)}
  .progress{height:5px;background:var(--surface-2);border-radius:3px;overflow:hidden;margin-bottom:8px}
  .progress .fill{height:100%;background:var(--neutral)}
  .next-action{display:flex;align-items:center;gap:6px;font-size:calc(12px*var(--scale));color:var(--text-2)}
  .actions-list{display:none;flex-direction:column;gap:6px;margin-top:10px;padding-top:10px;border-top:1px solid var(--border)}
  .actions-list.open{display:flex}
  .action-row{display:flex;align-items:center;gap:8px;font-size:calc(13px*var(--scale));padding:4px 6px;border-radius:6px}
  .action-row .chk{width:15px;height:15px;border-radius:50%;border:2px solid var(--text-3);flex-shrink:0;
    display:flex;align-items:center;justify-content:center;font-size:10px;color:transparent;cursor:pointer}
  .action-row .chk.done{background:var(--done);border-color:var(--done);color:#fff}
  .action-row .txt.done{text-decoration:line-through;color:var(--text-3)}
  .add-action-row{display:flex;gap:6px;margin-top:4px}
  .add-action-row input{flex:1;min-width:0;font-size:calc(13px*var(--scale));padding:7px 10px;border-radius:8px;border:1px solid var(--border);
    background:var(--surface-2);color:var(--text);font-family:inherit}
  .add-action-row button{padding:0 12px;border-radius:8px;border:none;background:var(--neutral);color:#fff;cursor:pointer;font-size:14px;flex-shrink:0}

  /* ---- sub-tabs (Hoy / Algún día / Esperando) ---- */
  .subtabs-row{display:flex;align-items:center;gap:8px;margin-bottom:10px}
  .subtabs{display:flex;gap:6px;flex:1;min-width:0}
  .subtab{flex:1;text-align:center;padding:8px 4px;border-radius:var(--radius-sm);border:1px solid var(--border);
    background:var(--surface);color:var(--text-2);font-size:calc(12px*var(--scale));cursor:pointer;font-family:inherit}
  .subtab.active{border-color:var(--neutral);color:var(--neutral);background:var(--neutral-bg)}
  .subtab-icon{flex:0 0 auto;width:38px;padding:8px 0;font-size:14px}

  .filter-row{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:10px}
  .list-toolbar{display:flex;gap:8px;flex-shrink:0}
  .list-toolbar .icon-btn.active-filter{background:var(--danger-bg);color:var(--danger)}
  .sort-option-row{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:calc(13px*var(--scale));
    cursor:pointer;padding:9px 4px;border-radius:8px}
  .sort-option-row:hover{background:var(--surface-2)}
  .sort-option-row.selected{color:var(--neutral);font-weight:600}
  .today-filter-section-title{font-size:calc(11px*var(--scale));font-weight:600;color:var(--text-3);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px}
  .filter-chip{font-size:calc(11px*var(--scale));padding:4px 10px;border-radius:14px;background:var(--surface-2);
    color:var(--text-2);cursor:pointer;border:1px solid transparent}
  .filter-chip.active{background:var(--text);color:var(--bg)}

  .due-tag{font-size:calc(10px*var(--scale));padding:2px 7px;border-radius:8px;font-weight:600;white-space:nowrap;display:inline-block;margin-top:3px}
  .due-tag.overdue{background:var(--danger-bg);color:var(--danger)}
  .due-tag.today{background:var(--today-bg);color:var(--today)}
  .due-tag.soon{background:var(--someday-bg);color:var(--someday)}
  .due-tag.later{background:var(--surface-2);color:var(--text-3)}

  .header-actions{display:flex;gap:8px}

  /* ---- weekly review ---- */
  .review-step{display:flex;gap:12px;padding:13px;border-radius:var(--radius-sm);background:var(--surface-2);
    margin-bottom:9px;border:2px solid transparent}
  .review-step.active{border-color:var(--neutral);background:var(--neutral-bg)}
  .review-step.completed{border-color:var(--done);opacity:.7}
  .review-step .num{width:22px;height:22px;border-radius:50%;background:var(--border);color:var(--text-2);
    display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:600;flex-shrink:0}
  .review-step.active .num{background:var(--neutral);color:#fff}
  .review-step.completed .num{background:var(--done);color:#fff}
  .review-step .rtitle{font-size:calc(13px*var(--scale));font-weight:500;margin-bottom:2px}
  .review-step .rdesc{font-size:calc(12px*var(--scale));color:var(--text-2);line-height:1.4}
  .review-step .rstatus{font-size:calc(11px*var(--scale));color:var(--neutral);margin-top:4px}
  #review-body{max-height:340px;overflow-y:auto}

  /* ---- focus mode ---- */
  #focus-modal .modal-box{align-items:center;text-align:center;padding:36px 24px}
  #focus-counter{font-size:calc(11px*var(--scale));color:var(--text-3);text-transform:uppercase;letter-spacing:1px}
  #focus-task-text{font-size:calc(21px*var(--scale));font-weight:600;line-height:1.4;margin:14px 0}
  #focus-meta{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-bottom:20px}
  .focus-done-btn{width:100%;padding:14px;border-radius:24px;border:none;background:var(--done);color:#fff;
    font-family:inherit;font-size:calc(15px*var(--scale));font-weight:600;cursor:pointer}
  .focus-skip-btn{width:100%;padding:10px;border-radius:20px;border:1px solid var(--border);background:none;
    color:var(--text-2);font-family:inherit;font-size:calc(13px*var(--scale));cursor:pointer;margin-top:8px}
  #focus-empty{padding:20px 0}
  #focus-empty .big{font-size:36px;margin-bottom:8px}

  /* ---- search ---- */
  #search-modal .modal-box{max-width:360px;align-items:stretch}
  #search-input{width:100%}
  #search-results{display:flex;flex-direction:column;gap:6px;max-height:340px;overflow-y:auto}
  .search-item{display:flex;align-items:center;gap:8px;padding:10px 12px;border-radius:var(--radius-sm);
    background:var(--surface-2);cursor:pointer;font-size:calc(13px*var(--scale))}
  .search-tag{font-size:calc(10px*var(--scale));text-transform:uppercase;letter-spacing:.5px;font-weight:700;
    padding:2px 7px;border-radius:8px;white-space:nowrap}
  .search-tag.inbox{background:var(--surface);color:var(--text-3)}
  .search-tag.today{background:var(--today-bg);color:var(--today)}
  .search-tag.someday{background:var(--someday-bg);color:var(--someday)}
  .search-tag.waiting{background:var(--waiting-bg);color:var(--waiting)}
  .search-tag.done{background:var(--done-bg);color:var(--done)}
  .search-tag.habit{background:var(--waiting-bg);color:var(--waiting)}
  .search-tag.project{background:var(--neutral-bg);color:var(--neutral)}
  .search-empty{text-align:center;padding:24px;color:var(--text-3);font-size:calc(13px*var(--scale))}

  /* ---- more menu (features opcionales) ---- */
  #more-menu{display:none;position:absolute;top:66px;right:18px;background:var(--surface);border-radius:14px;
    box-shadow:0 8px 24px rgba(0,0,0,.18);z-index:120;overflow:hidden;min-width:200px;border:1px solid var(--border)}
  #more-menu.open{display:block}
  .more-item{display:flex;align-items:center;gap:10px;padding:13px 16px;font-size:calc(13px*var(--scale));
    color:var(--text);cursor:pointer}
  .more-item:hover{background:var(--surface-2)}
  .more-empty{padding:16px;font-size:calc(12px*var(--scale));color:var(--text-3);text-align:center;line-height:1.5}
  .settings-section{margin-top:16px;padding-top:14px;border-top:1px solid var(--border)}
  .settings-section h4{margin:0 0 10px;font-size:calc(11px*var(--scale));text-transform:uppercase;letter-spacing:.5px;color:var(--text-3)}

  /* ---- import / export ---- */
  #ie-modal .modal-box{max-width:380px}
  .ie-tabs{display:flex;gap:6px}
  .ie-tab{flex:1;text-align:center;padding:8px;border-radius:var(--radius-sm);border:1px solid var(--border);
    background:var(--surface);color:var(--text-2);font-size:calc(12px*var(--scale));cursor:pointer;font-family:inherit}
  .ie-tab.active{border-color:var(--neutral);color:var(--neutral);background:var(--neutral-bg)}
  #ie-textarea{width:100%;height:220px;font-family:'Courier New',monospace;font-size:calc(12px*var(--scale));
    padding:10px;border-radius:8px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);
    resize:none;line-height:1.5}
  #ie-import-hint{font-size:calc(11px*var(--scale));color:var(--text-3);line-height:1.4}

  /* ---- stats ---- */
  #stats-modal .modal-box{max-width:380px;align-items:stretch;gap:16px}
  .stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
  .stat-card{background:var(--surface-2);border-radius:var(--radius-sm);padding:14px;text-align:center}
  .stat-card .val{font-size:calc(26px*var(--scale));font-weight:700}
  .stat-card .lbl{font-size:calc(10px*var(--scale));color:var(--text-3);text-transform:uppercase;letter-spacing:.5px;margin-top:3px}
  .stats-section-title{font-size:calc(11px*var(--scale));font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--text-3)}
  .stats-bar-row{display:flex;align-items:center;gap:8px;margin-bottom:6px}
  .stats-bar-label{font-size:calc(11px*var(--scale));width:70px;text-align:right;color:var(--text-2);flex-shrink:0}
  .stats-bar-track{flex:1;height:8px;background:var(--surface-2);border-radius:4px;overflow:hidden}
  .stats-bar-fill{height:100%;border-radius:4px}
  .stats-bar-count{font-size:calc(11px*var(--scale));font-weight:600;width:20px;text-align:right}
  .stats-empty{font-size:calc(12px*var(--scale));color:var(--text-3);text-align:center;padding:8px 0}

  /* ---- trend chart (últimos 7 días) ---- */
  .trend-chart{display:flex;align-items:flex-end;gap:6px}
  .trend-bar{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px}
  .trend-count{font-size:calc(10px*var(--scale));color:var(--text-3);font-weight:600;min-height:14px}
  .trend-bar-track{width:100%;height:70px;background:var(--surface-2);border-radius:4px;display:flex;flex-direction:column-reverse;overflow:hidden}
  .trend-bar-fill{width:100%;background:var(--done);transition:height .3s cubic-bezier(0,0,.2,1)}
  .trend-bar-fill.habit{background:var(--waiting)}
  .trend-label{font-size:calc(10px*var(--scale));color:var(--text-3);text-transform:uppercase}
  .trend-label.today{color:var(--neutral);font-weight:700}

  /* ---- pomodoro ---- */
  .pomo-dot{width:8px;height:8px;border-radius:50%;background:var(--border)}
  .pomo-dot.filled{background:var(--danger)}
  .row-pomo-btn{color:var(--text-3);cursor:pointer;padding:2px 4px;font-size:calc(13px*var(--scale))}
  .row-edit-btn{color:var(--text-3);cursor:pointer;padding:2px 4px;font-size:calc(13px*var(--scale));margin-left:auto}
  .status-dot-static{width:16px;height:16px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:14px}

  /* ---- calendar ---- */
  #calendar-modal .modal-box{max-width:380px;align-items:stretch;gap:14px}
  .cal-nav{display:flex;align-items:center;justify-content:space-between}
  .cal-nav button{background:none;border:1px solid var(--border);border-radius:8px;padding:6px 12px;
    font-size:16px;cursor:pointer;color:var(--text)}
  .cal-month-label{font-size:calc(14px*var(--scale));font-weight:600}
  .cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:4px}
  .cal-day-header{text-align:center;font-size:calc(10px*var(--scale));color:var(--text-3);font-weight:600;
    text-transform:uppercase;padding:4px 0}
  .cal-day{aspect-ratio:1;border-radius:8px;display:flex;flex-direction:column;align-items:center;justify-content:center;
    font-size:calc(12px*var(--scale));cursor:pointer;gap:2px;position:relative}
  .cal-day:hover{background:var(--surface-2)}
  .cal-day.empty{cursor:default;color:var(--text-3);opacity:.35}
  .cal-day.empty:hover{background:none}
  .cal-day.today{border:2px solid var(--neutral);font-weight:700}
  .cal-day.selected{background:var(--neutral);color:#fff}
  .cal-day.selected.today{border-color:#fff}
  .cal-day .dot{width:5px;height:5px;border-radius:50%}
  .cal-day .dot.overdue{background:var(--danger)}
  .cal-day .dot.pending{background:var(--today)}
  .cal-day .dot.done{background:var(--done)}
  .cal-day .dot.habit{background:var(--waiting)}
  .cal-day .dot-row{display:flex;gap:3px}
  .cal-detail{margin-top:4px}
  .cal-detail-title{font-size:calc(11px*var(--scale));font-weight:600;color:var(--text-3);margin-bottom:6px;text-transform:uppercase}
  .cal-filter-btn{font-family:inherit;font-size:calc(11px*var(--scale));font-weight:600;text-transform:none;
    background:none;border:1px solid var(--border);color:var(--text-2);border-radius:20px;padding:4px 10px;cursor:pointer;flex-shrink:0}
  .cal-filter-btn:hover{background:var(--surface-2)}
  .cal-filter-row{display:flex;align-items:center;gap:8px;font-size:calc(13px*var(--scale));cursor:pointer;padding:4px 0}
  .cal-filter-row input{width:16px;height:16px;flex-shrink:0}
  .cal-detail-item{display:flex;align-items:center;gap:8px;padding:9px 12px;background:var(--surface-2);
    border-radius:var(--radius-sm);font-size:calc(13px*var(--scale));margin-bottom:6px}

  /* ---- tags & contexts manager ---- */
  #tagctx-modal .modal-box{max-width:360px;align-items:stretch}
  .tagctx-section h4{margin:0 0 8px;font-size:calc(11px*var(--scale));text-transform:uppercase;letter-spacing:.5px;color:var(--text-3)}
  .tagctx-add-row{display:flex;gap:6px;margin-bottom:8px}
  .tagctx-add-row input{flex:1;min-width:0;font-family:inherit;font-size:calc(13px*var(--scale));padding:8px 10px;
    border-radius:8px;border:1px solid var(--border);background:var(--surface-2);color:var(--text)}
  .tagctx-add-row button{padding:0 14px;border-radius:8px;border:none;background:var(--neutral);color:#fff;cursor:pointer;font-size:15px;flex-shrink:0}
  .tagctx-list{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
  .tagctx-chip{display:flex;align-items:center;gap:5px;font-size:calc(12px*var(--scale));padding:5px 10px;
    border-radius:14px;background:var(--neutral-bg);color:var(--neutral)}
  .tagctx-chip .x{cursor:pointer;opacity:.7;font-size:13px}
  .tagctx-chip .x:hover{opacity:1}
  .tag-chip{padding:5px 12px;border-radius:20px;font-size:calc(12px*var(--scale));border:1px solid var(--border);
    background:var(--surface);color:var(--text-2);cursor:pointer}
  .tag-chip.selected{border-color:var(--neutral);color:var(--neutral);background:var(--neutral-bg)}
  .task-tag-badge{font-size:calc(10px*var(--scale));padding:2px 7px;border-radius:8px;background:var(--neutral);color:#fff;margin-left:4px}

  /* ---- tag color picker ---- */
  .tag-manager-row-item{margin-bottom:6px}
  .tag-row-main{display:flex;align-items:center;gap:8px;padding:6px 10px;border-radius:14px;background:var(--surface-2);cursor:pointer}
  .tag-color-dot{width:12px;height:12px;border-radius:50%;flex-shrink:0}
  .tag-row-main .tag-name{flex:1;font-size:calc(12px*var(--scale))}
  .tag-row-main .x{cursor:pointer;opacity:.6;font-size:12px}
  .tag-row-main .x:hover{opacity:1}
  .color-swatch-row{display:flex;gap:8px;padding:8px 10px}
  .color-swatch{width:20px;height:20px;border-radius:50%;cursor:pointer;border:2px solid transparent}
  .color-swatch.active{border-color:var(--text)}

  .existing-project-row{display:flex;align-items:center;gap:8px;padding:10px 12px;border-radius:var(--radius-sm);
    background:var(--surface-2);border:1px solid var(--border);cursor:pointer;font-size:calc(13px*var(--scale))}
  .existing-project-row:active{background:var(--neutral-bg);border-color:var(--neutral)}
  .existing-project-row .name{flex:1}
  .existing-project-row .frac{font-size:calc(11px*var(--scale));color:var(--text-3)}

  /* ---- priority ---- */
  .priority-row{display:flex;gap:6px}
  .priority-btn{flex:1;text-align:center;padding:8px 4px;border-radius:var(--radius-sm);border:1px solid var(--border);
    background:var(--surface);color:var(--text-2);font-size:calc(12px*var(--scale));cursor:pointer;font-family:inherit}
  .priority-btn.urgent{border-color:var(--danger);color:var(--danger)}
  .priority-btn.important{border-color:var(--today);color:var(--today)}
  .priority-btn.selected{border-width:2px;font-weight:700}
  .priority-btn.selected:not(.urgent):not(.important){background:var(--neutral);border-color:var(--neutral);color:#fff}
  .priority-btn.selected.urgent{background:var(--danger);border-color:var(--danger);color:#fff}
  .priority-btn.selected.important{background:var(--today);border-color:var(--today);color:#fff}

  .move-status-btn{flex:1;text-align:center;padding:8px 4px;border-radius:var(--radius-sm);border:1px solid var(--border);
    background:var(--surface);color:var(--text-2);font-size:calc(12px*var(--scale));cursor:pointer;font-family:inherit}
  .move-status-btn[data-status="today"]{border-color:var(--today);color:var(--today)}
  .move-status-btn[data-status="someday"]{border-color:var(--someday);color:var(--someday)}
  .move-status-btn[data-status="waiting"]{border-color:var(--waiting);color:var(--waiting)}
  .move-status-btn.active[data-status="today"]{background:var(--today);color:#fff}
  .move-status-btn.active[data-status="someday"]{background:var(--someday);color:#fff}
  .move-status-btn.active[data-status="waiting"]{background:var(--waiting);color:#fff}
  .priority-badge{margin-right:2px}
  .list-item[data-priority="urgent"]{border-left:3px solid var(--danger);background:var(--danger-bg)}
  .list-item[data-priority="important"]{border-left:3px solid var(--today);background:var(--today-bg)}
  .list-item[data-priority="urgent"] .priority-badge{color:var(--danger)}
  .list-item[data-priority="important"] .priority-badge{color:var(--today)}
  .action-row[data-priority="urgent"]{border-left:3px solid var(--danger);background:var(--danger-bg)}
  .action-row[data-priority="important"]{border-left:3px solid var(--today);background:var(--today-bg)}
  .action-row[data-priority="urgent"] .priority-badge{color:var(--danger)}
  .action-row[data-priority="important"] .priority-badge{color:var(--today)}

  /* ---- history ---- */
  .history-toggle{display:flex;gap:6px;margin-bottom:10px}
  .history-toggle button{flex:1;text-align:center;padding:7px;border-radius:var(--radius-sm);border:1px solid var(--border);
    background:var(--surface);color:var(--text-2);font-size:calc(12px*var(--scale));cursor:pointer;font-family:inherit}
  .history-toggle button.active{border-color:var(--neutral);color:var(--neutral);background:var(--neutral-bg)}
  .history-item .undo-btn{font-size:calc(11px*var(--scale));padding:4px 10px;border-radius:12px;border:1px solid var(--border);
    background:var(--surface);color:var(--text-2);cursor:pointer;white-space:nowrap;flex-shrink:0}

  /* ---- habits ---- */
  #habits-modal .modal-box{max-width:380px;align-items:stretch}
  .habit-add-row{display:flex;gap:6px}
  .habit-add-row input{flex:1;min-width:0;font-family:inherit;font-size:calc(13px*var(--scale));padding:8px 10px;
    border-radius:8px;border:1px solid var(--border);background:var(--surface-2);color:var(--text)}
  .habit-add-row select{flex-shrink:0;font-family:inherit;font-size:calc(12px*var(--scale));padding:8px 22px 8px 6px;border-radius:8px;
    border:1px solid var(--border);background-color:var(--surface-2);color:var(--text)}
  .habit-add-row button{padding:0 14px;border-radius:8px;border:none;background:var(--neutral);color:#fff;cursor:pointer;font-size:15px;flex-shrink:0}
  .habits-list{display:flex;flex-direction:column;gap:10px;max-height:420px;overflow-y:auto}
  .habit-card{background:var(--surface-2);border-radius:var(--radius-sm);padding:12px;display:flex;flex-direction:column;gap:8px}
  .habit-head{display:flex;align-items:center;gap:8px}
  .habit-name{font-size:calc(14px*var(--scale));font-weight:500;flex:1}
  .habit-freq{font-size:calc(10px*var(--scale));padding:2px 7px;border-radius:8px;background:var(--neutral-bg);color:var(--neutral);text-transform:uppercase}
  .habit-streak{display:flex;align-items:center;gap:4px;font-size:calc(13px*var(--scale));font-weight:700;color:var(--today)}
  .habit-delete{cursor:pointer;color:var(--text-3);opacity:.7}
  .habit-edit{cursor:pointer;color:var(--text-3);opacity:.7}
  .habit-edit:hover{color:var(--neutral);opacity:1}
  .habit-delete:hover{opacity:1}
  .habit-days{display:flex;gap:4px}
  .habit-day{flex:1;aspect-ratio:1;border-radius:6px;display:flex;align-items:center;justify-content:center;
    font-size:calc(11px*var(--scale));font-weight:600;color:var(--text-3);background:var(--surface);
    border:1px solid var(--border);cursor:pointer}
  .habit-day.today{border-color:var(--neutral)}
  .habit-day.future{opacity:.35;cursor:not-allowed}
  .habit-day.done{background:var(--done);border-color:var(--done);color:#fff}
  .habit-check-btn{padding:8px;border-radius:var(--radius-sm);border:1px solid var(--done);background:var(--done-bg);
    color:var(--done);font-family:inherit;font-size:calc(12px*var(--scale));font-weight:600;cursor:pointer}
  .habit-check-btn.checked{background:var(--done);color:#fff}

  /* ---- modal ---- */
  .modal{display:none;position:absolute;inset:0;background:rgba(0,0,0,.4);align-items:center;justify-content:center;z-index:100}
  #ie-confirm-modal{z-index:200}
  #edit-habit-modal{z-index:200}
  .complete-confirm-box{align-items:center;text-align:center}
  .complete-confirm-box h3{width:100%}
  .complete-confirm-box p{margin:0;font-size:calc(13px*var(--scale));color:var(--text-2);line-height:1.4}
  .complete-confirm-box .modal-actions{width:100%;justify-content:center}
  .complete-confirm-icon{width:56px;height:56px;border-radius:50%;background:var(--done-bg);color:var(--done);
    display:flex;align-items:center;justify-content:center;font-size:26px;margin:0 auto}
  #complete-confirm-ok{background:var(--done);border-color:var(--done)}
  .modal.open{display:flex}
  .modal-box{background:var(--surface);border-radius:var(--radius);padding:20px;width:85%;max-width:340px;
    display:flex;flex-direction:column;gap:12px;max-height:85vh;overflow-y:auto}
  .modal-box h3{margin:0;font-size:calc(16px*var(--scale))}
  .detail-title-input{margin:0;font-size:calc(16px*var(--scale));font-weight:600;font-family:inherit;
    border:1px solid transparent;background:transparent;padding:4px 6px;border-radius:8px;width:100%;color:var(--text)}
  .detail-title-input:hover{border-color:var(--border)}
  .detail-title-input:focus{outline:none;border-color:var(--neutral);background:var(--surface-2)}
  .modal-box input, .modal-box textarea, .modal-box select{font-family:inherit;font-size:calc(14px*var(--scale));padding:10px 12px;
    border-radius:8px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);outline:none;resize:none}
  .modal-box select{-webkit-appearance:none;appearance:none;cursor:pointer;
    background-image:url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%239A9A9A' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat:no-repeat;background-position:right 10px center;background-size:16px;padding-right:32px}
  #detail-note-input{min-height:76px}
  .modal-actions{display:flex;justify-content:flex-end;gap:8px}
  .modal-actions button, .user-info button{font-family:inherit;font-size:calc(13px*var(--scale));padding:9px 16px;border-radius:8px;
    border:none;cursor:pointer;font-weight:500}
  .btn-cancel{background:var(--surface-2);color:var(--text-2)}
  .btn-primary{background:var(--text);color:var(--bg)}
  .btn-red{
    background:var(--danger-bg);
    color:var(--danger,#e5484d);
  }

  .setting-row{display:flex;align-items:center;justify-content:space-between;font-size:calc(14px*var(--scale))}
  .toggle{width:44px;height:24px;border-radius:12px;background:var(--border);position:relative;border:none;cursor:pointer}
  .toggle.active{background:var(--done)}
  .toggle::after{content:'';position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:#fff;transition:transform .2s}
  .toggle.active::after{transform:translateX(20px)}