:root{
    color-scheme: light;
    --page:            #f9f9f7;
    --surface-1:       #fcfcfb;
    --surface-2:       #ffffff;
    --text-primary:    #0b0b0b;
    --text-secondary:  #52514e;
    --muted:           #898781;
    --gridline:        #e1e0d9;
    --border:          rgba(11,11,11,0.10);
    --border-strong:   rgba(11,11,11,0.16);
    --info:            #2a78d6;
    --info-tint:       #2a78d61a;
    --good:            #0ca30c;
    --good-tint:       #0ca30c1a;
    --warning:         #c98500;
    --warning-tint:    #fab2192a;
    --serious:         #d2571f;
    --serious-tint:    #ec835a26;
    --critical:        #d03b3b;
    --critical-tint:   #d03b3b1f;
    --scheduled:       #4a3aa7;
    --scheduled-tint:  #4a3aa71a;
    --accent:          #2a78d6;
    --shadow: 0 1px 2px rgba(11,11,11,0.06), 0 4px 16px rgba(11,11,11,0.06);
  }
  :root[data-theme="dark"]{
    color-scheme: dark;
    --page:            #0d0d0d;
    --surface-1:       #1a1a19;
    --surface-2:       #202020;
    --text-primary:    #ffffff;
    --text-secondary:  #c3c2b7;
    --muted:           #898781;
    --gridline:        #2c2c2a;
    --border:          rgba(255,255,255,0.10);
    --border-strong:   rgba(255,255,255,0.18);
    --info:            #3987e5;
    --info-tint:       #3987e526;
    --good:            #0ca30c;
    --good-tint:       #0ca30c26;
    --warning:         #fab219;
    --warning-tint:    #fab21926;
    --serious:         #ec835a;
    --serious-tint:    #ec835a26;
    --critical:        #e66767;
    --critical-tint:   #e6676726;
    --scheduled:       #9085e9;
    --scheduled-tint:  #9085e926;
    --accent:          #3987e5;
    --shadow: 0 1px 2px rgba(0,0,0,0.3), 0 4px 20px rgba(0,0,0,0.35);
  }
  *{box-sizing:border-box;}
  body{
    margin:0; font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
    background: var(--page); color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
  }
  a{color:var(--accent);}
  .icon{width:16px;height:16px;stroke:currentColor;stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round;vertical-align:-3px;flex:none;}
  .icon-lg{width:20px;height:20px;}

  /* ---------- layout ---------- */
  .app{max-width:1180px;margin:0 auto;padding:16px 16px 64px;}
  header.topbar{
    display:flex; align-items:center; justify-content:space-between; gap:12px;
    flex-wrap:wrap; padding:14px 0 10px;
  }
  .brand{display:flex; align-items:center; gap:10px;}
  .brand .logo{
    width:38px;height:38px;border-radius:10px;background:var(--accent);
    display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:14px;flex:none;
  }
  .brand h1{font-size:16px;margin:0;line-height:1.25;}
  .brand p{margin:0;font-size:12.5px;color:var(--text-secondary);}
  .top-controls{display:flex;align-items:center;gap:8px;flex-wrap:wrap;}

  select, input[type="text"], input[type="date"], input[type="time"], input[type="number"]{
    font: inherit; color: var(--text-primary); background:var(--surface-2);
    border:1px solid var(--border-strong); border-radius:8px; padding:7px 10px; font-size:13.5px;
  }
  select:focus, input:focus{outline:2px solid var(--accent); outline-offset:1px;}

  .iconbtn{
    display:inline-flex;align-items:center;justify-content:center;gap:6px;
    width:34px;height:34px;border-radius:8px;border:1px solid var(--border-strong);
    background:var(--surface-2);color:var(--text-secondary);cursor:pointer;
  }
  .iconbtn:hover{color:var(--text-primary);border-color:var(--text-secondary);}

  .role-pill{
    display:flex;align-items:center;gap:6px;border:1px solid var(--border-strong);
    background:var(--surface-2);border-radius:8px;padding:4px 4px 4px 10px;font-size:12.5px;color:var(--text-secondary);
  }
  .role-pill select{border:none;background:transparent;padding:4px 4px;font-size:12.5px;font-weight:600;color:var(--text-primary);}

  .banner{
    display:flex; gap:10px; align-items:flex-start; background:var(--info-tint);
    border:1px solid var(--info); border-left-width:4px; border-radius:10px; padding:12px 14px;
    font-size:13px; color:var(--text-primary); margin-bottom:16px; line-height:1.5;
  }
  .banner strong{color:var(--info);}
  .banner .icon{color:var(--info);margin-top:2px;}

  /* ---------- tabs ---------- */
  .tabs{display:flex;gap:6px;border-bottom:1px solid var(--gridline);margin-bottom:16px;flex-wrap:wrap;}
  .tab{
    appearance:none;border:none;background:none;padding:10px 14px;font:inherit;font-size:13.5px;font-weight:600;
    color:var(--text-secondary);cursor:pointer;border-bottom:2px solid transparent;display:flex;align-items:center;gap:7px;
  }
  .tab.active{color:var(--accent);border-bottom-color:var(--accent);}
  .tab .count{
    background:var(--gridline);color:var(--text-secondary);border-radius:99px;font-size:11px;font-weight:700;
    padding:1px 7px;
  }
  .tab.active .count{background:var(--info-tint);color:var(--accent);}

  /* ---------- stat tiles ---------- */
  .tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:16px;}
  .tile{
    background:var(--surface-1);border:1px solid var(--border);border-radius:12px;padding:13px 14px;
    box-shadow:var(--shadow);
  }
  .tile .tlabel{font-size:11.5px;color:var(--text-secondary);display:flex;align-items:center;gap:6px;margin-bottom:6px;font-weight:600;text-transform:uppercase;letter-spacing:.02em;}
  .tile .tvalue{font-size:26px;font-weight:700;line-height:1;font-variant-numeric:proportional-nums;}
  .tile.t-total .tlabel .icon{color:var(--muted);}
  .tile.t-good .tvalue{color:var(--good);}
  .tile.t-info .tvalue{color:var(--info);}
  .tile.t-warn .tvalue{color:var(--serious);}

  /* ---------- toolbar ---------- */
  .toolbar{
    display:flex;gap:8px;flex-wrap:wrap;align-items:center;justify-content:space-between;margin-bottom:12px;
  }
  .filters{display:flex;gap:8px;flex-wrap:wrap;align-items:center;}
  .search-wrap{position:relative;}
  .search-wrap .icon{position:absolute;left:9px;top:9px;color:var(--muted);}
  .search-wrap input{padding-left:30px;width:190px;}
  .empresa-chips{display:flex;gap:6px;}
  .chip{
    border:1px solid var(--border-strong);background:var(--surface-2);color:var(--text-secondary);
    border-radius:99px;padding:6px 12px;font-size:12.5px;font-weight:600;cursor:pointer;
  }
  .chip.active{background:var(--accent);border-color:var(--accent);color:#fff;}
  .actions-right{display:flex;gap:8px;}
  .btn{
    display:inline-flex;align-items:center;gap:6px;border-radius:8px;border:1px solid var(--border-strong);
    background:var(--surface-2);color:var(--text-primary);padding:7px 13px;font:inherit;font-size:13px;font-weight:600;cursor:pointer;
  }
  .btn:hover{border-color:var(--text-secondary);}
  .btn-primary{background:var(--accent);border-color:var(--accent);color:#fff;}
  .btn-primary:hover{filter:brightness(1.06);}
  .btn:disabled{opacity:.45;cursor:not-allowed;}

  /* ---------- legend ---------- */
  .legend{display:flex;gap:14px;flex-wrap:wrap;font-size:12px;color:var(--text-secondary);margin:0 0 12px;}
  .legend span{display:inline-flex;align-items:center;gap:5px;}

  /* ---------- table ---------- */
  .table-card{background:var(--surface-1);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow);overflow:hidden;}
  table{width:100%;border-collapse:collapse;font-size:13px;}
  thead th{
    text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:.03em;color:var(--muted);
    font-weight:700;padding:10px 12px;border-bottom:1px solid var(--gridline);background:var(--surface-1);white-space:nowrap;
  }
  tbody td{padding:10px 12px;border-bottom:1px solid var(--gridline);vertical-align:middle;color:var(--text-primary);}
  tbody tr:last-child td{border-bottom:none;}
  tbody tr:hover{background:var(--info-tint);}
  .muted{color:var(--muted);}
  .row-actions{display:flex;gap:6px;justify-content:flex-end;}
  .row-actions button{width:28px;height:28px;}
  .flag-dot{
    display:inline-flex;color:var(--warning);cursor:help;margin-left:6px;
  }
  .empty-state{padding:48px 16px;text-align:center;color:var(--text-secondary);}
  .empty-state .icon{width:32px;height:32px;margin-bottom:10px;color:var(--muted);}

  /* status badge */
  .badge{
    display:inline-flex;align-items:center;gap:6px;padding:4px 9px 4px 7px;border-radius:99px;font-size:12px;font-weight:600;
    white-space:nowrap;border:1px solid transparent;
  }
  .badge .icon{width:14px;height:14px;}
  .badge.st-good{background:var(--good-tint);color:var(--good);border-color:var(--good);}
  .badge.st-info{background:var(--info-tint);color:var(--info);border-color:var(--info);}
  .badge.st-warn{background:var(--warning-tint);color:var(--warning);border-color:var(--warning);}
  .badge.st-serious{background:var(--serious-tint);color:var(--serious);border-color:var(--serious);}
  .badge.st-critical{background:var(--critical-tint);color:var(--critical);border-color:var(--critical);}
  .badge.st-scheduled{background:var(--scheduled-tint);color:var(--scheduled);border-color:var(--scheduled);}

  footer.appfoot{margin-top:26px;padding-top:16px;border-top:1px solid var(--gridline);font-size:12.5px;color:var(--muted);line-height:1.6;}

  /* ---------- calendario ---------- */
  .cal-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:14px;}
  .cal-nav{display:flex;align-items:center;gap:8px;}
  .cal-nav .cal-range{font-weight:700;font-size:14.5px;min-width:190px;text-align:center;}
  .cal-actions{display:flex;gap:8px;flex-wrap:wrap;}
  .cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:10px;}
  .cal-day{background:var(--surface-2);border:1px solid var(--border);border-radius:12px;padding:10px;min-height:120px;display:flex;flex-direction:column;gap:8px;}
  .cal-day.is-today{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent) inset;}
  .cal-day-head{display:flex;justify-content:space-between;align-items:baseline;font-size:12px;color:var(--text-secondary);font-weight:700;text-transform:uppercase;letter-spacing:.02em;}
  .cal-day-head .num{font-size:15px;color:var(--text-primary);}
  .cal-item{background:var(--scheduled-tint);border:1px solid var(--scheduled);border-left-width:3px;border-radius:8px;padding:6px 8px;font-size:12px;line-height:1.4;cursor:pointer;}
  .cal-item .cal-item-title{font-weight:700;color:var(--text-primary);}
  .cal-item .cal-item-sub{color:var(--text-secondary);}
  .cal-item .cal-item-tag{display:inline-block;font-size:10px;font-weight:700;text-transform:uppercase;color:var(--scheduled);margin-bottom:2px;}
  .cal-empty{font-size:11.5px;color:var(--muted);text-align:center;margin-top:auto;margin-bottom:auto;}
  @media (max-width:900px){
    .cal-grid{grid-template-columns:repeat(2,1fr);}
  }
  @media (max-width:560px){
    .cal-grid{grid-template-columns:1fr;}
  }

  /* ---------- modal ---------- */
  .overlay{
    position:fixed;inset:0;background:rgba(11,11,11,0.45);display:none;align-items:center;justify-content:center;
    padding:20px;z-index:50;
  }
  .overlay.open{display:flex;}
  .modal{
    background:var(--surface-2);border-radius:14px;max-width:560px;width:100%;max-height:88vh;overflow:auto;
    box-shadow:0 20px 60px rgba(0,0,0,.35); border:1px solid var(--border);
  }
  .modal-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--gridline);}
  .modal-head h2{font-size:15px;margin:0;}
  .modal-body{padding:16px 18px;display:grid;grid-template-columns:1fr 1fr;gap:12px;}
  .modal-body .full{grid-column:1/-1;}
  .field label{display:block;font-size:12px;font-weight:600;color:var(--text-secondary);margin-bottom:4px;}
  .field select, .field input, .field textarea{width:100%;}
  .field textarea{font:inherit;padding:7px 10px;border-radius:8px;border:1px solid var(--border-strong);background:var(--surface-2);color:var(--text-primary);resize:vertical;min-height:56px;}
  .modal-foot{display:flex;justify-content:flex-end;gap:8px;padding:14px 18px;border-top:1px solid var(--gridline);}

  .toast{
    position:fixed;bottom:18px;left:50%;transform:translateX(-50%) translateY(20px);opacity:0;
    background:var(--text-primary);color:var(--page);padding:10px 18px;border-radius:99px;font-size:13px;font-weight:600;
    transition:.25s ease; z-index:60; box-shadow:var(--shadow); display:flex;align-items:center;gap:8px;
  }
  .toast.show{opacity:1;transform:translateX(-50%) translateY(0);}
  .toast .icon{color:var(--good);}

  /* ---------- responsive ---------- */
  @media (max-width:900px){
    .tiles{grid-template-columns:repeat(2,1fr);}
    .modal-body{grid-template-columns:1fr;}
  }
  @media (max-width:760px){
    thead{display:none;}
    table, tbody, tr, td{display:block;width:100%;}
    tbody tr{border-bottom:1px solid var(--gridline);padding:10px 12px;}
    tbody td{border:none;padding:5px 0;display:flex;justify-content:space-between;gap:10px;align-items:center;text-align:right;}
    tbody td::before{content:attr(data-label);font-weight:600;color:var(--text-secondary);text-align:left;font-size:12px;}
    .row-actions{justify-content:flex-end;padding-top:4px;}
    .row-actions::before{content:none;}
  }