:root{
    --ink:#1C1C1C;             /* Replaced cold dark blue with requested #1C1C1C */
    --paper:#f5f3f0;           /* Softened cool grey to a warm light grey */
    --panel:#FFFFFF;           /* Fixed typo: #FFFFF -> #FFFFFF */
    --line:#e2ded8;
    --line-soft:#eeebe7;
    --accent:#FFA62F;          /* Main accent set to requested #FFA62F */
    --accent-dark:#1C1C1C;     /* Replaced dark blue accent with #1C1C1C */
    --accent-hover:#FFDB58;    /* Set requested #FFDB58 for hover states */
    --ok:#2f7a4f;
    --ok-soft:#e5f3ea;
    --warn:#b1560f;
    --warn-soft:#fbeee2;
    --muted:#736d66;           /* Replaced blue-grey muted text with warm slate */
    --mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  }
  *{box-sizing:border-box;}
  body{
    margin:0;
    background:var(--paper);
    color:var(--ink);
    font-family:var(--sans);
    -webkit-font-smoothing:antialiased;
  }
  .app{max-width:980px;margin:0 auto;padding:20px 16px 80px;}

  /* ---- Top bar ---- */
  .topbar{
    display:flex;align-items:center;justify-content:space-between;
    background:var(--accent-dark);
    color:#fff;
    border-radius:10px;
    padding:14px 18px;
    margin-bottom:16px;
    gap:12px;
    flex-wrap:wrap;
  }
  .topbar .brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.02em;}
  .topbar .brand .dot{width:9px;height:9px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 3px rgba(255,166,47,.25);}
  .tabs{display:flex;gap:6px;background:rgba(255,255,255,.1);padding:4px;border-radius:8px;}
  .tab-btn{
    border:none;background:transparent;color:#e5e0db;padding:8px 14px;border-radius:6px;
    font-size:13px;font-weight:600;cursor:pointer;letter-spacing:.02em;
    transition: background-color 0.2s ease, color 0.2s ease;
  }
  .tab-btn:hover{
    background:var(--accent-hover);
    color:var(--ink);
  }
  .tab-btn.active{background:#fff;color:var(--accent-dark);}
  .util-btn{
    border:1px solid rgba(255,255,255,.35);background:transparent;color:#f5f3f0;padding:7px 12px;border-radius:6px;
    font-size:12px;font-weight:600;cursor:pointer;white-space:nowrap;
    transition: background-color 0.2s ease, color 0.2s ease;
  }
  .util-btn:hover{
    background:var(--accent-hover);
    color:var(--ink);
    border-color:var(--accent-hover);
  }
  .status-dot{width:7px;height:7px;border-radius:50%;display:inline-block;margin-right:6px;background:#9aa7b2;}
  .status-dot.on{background:#5fb589;}

  /* ---- Header card ---- */
  .letterhead{
    background:var(--panel);border:1px solid var(--line);border-radius:10px;
    padding:16px 18px;margin-bottom:14px;display:flex;align-items:center;gap:16px;flex-wrap:wrap;
  }
  .letterhead img{height:34px;object-fit:contain;}
  .letterhead .co-info{font-size:11.5px;color:var(--muted);line-height:1.5;}
  .letterhead .co-info b{color:var(--ink);font-size:13px;display:block;}

  .doc-title{
    text-align:center;margin:6px 0 18px;
  }
  .doc-title h1{
    font-size:19px;margin:0 0 2px;letter-spacing:.03em;color:var(--ink);
  }
  .doc-title p{margin:0;color:var(--muted);font-size:13px;}

  /* ---- Panels ---- */
  .panel{
    background:var(--panel);border:1px solid var(--line);border-radius:10px;
    padding:18px;margin-bottom:16px;
  }
  .panel h2{
    font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--accent-dark);
    margin:0 0 14px;padding-bottom:8px;border-bottom:2px solid var(--line-soft);
    display:flex;align-items:center;justify-content:space-between;
  }
  .meta-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px 16px;}
  @media (max-width:640px){.meta-grid{grid-template-columns:1fr;}}
  .field label{display:block;font-size:11.5px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;margin-bottom:4px;}
  .field input, .field textarea, .field select{
    width:100%;padding:9px 10px;border:1px solid var(--line);border-radius:6px;
    font-size:14px;font-family:var(--sans);color:var(--ink);background:#fcfcfc;
  }
  .field input:focus, .field textarea:focus, .field select:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:var(--accent);}

  /* ---- Checklist ---- */
  .group-label{
    display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;color:var(--accent-dark);
    margin:2px 0 10px;
  }
  .group-label .ltr{
    width:20px;height:20px;border-radius:5px;background:var(--accent);color:var(--ink);
    display:inline-flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;
  }
  .item{
    border:1px solid var(--line-soft);border-radius:8px;padding:12px 14px;margin-bottom:8px;
    display:flex;gap:12px;align-items:flex-start;background:#fafaf9;
  }
  .item.checked{background:var(--ok-soft);border-color:#bfe0cb;}
  .item .num{color:var(--muted);font-size:12px;font-family:var(--mono);padding-top:2px;min-width:18px;}
  .item .desc{flex:1;font-size:13.5px;line-height:1.45;}
  .item .check-wrap{display:flex;align-items:center;gap:6px;padding-top:1px;}
  .item input[type=checkbox]{width:19px;height:19px;accent-color:var(--accent);cursor:pointer;}
  .item .remarks{flex:1.1;}
  .item .remarks input{width:100%;padding:7px 9px;border:1px solid var(--line);border-radius:6px;font-size:13px;}
  .item .remarks .trio{display:flex;gap:6px;}
  .item .remarks .trio .sub{flex:1;}
  .item .remarks .trio label{font-size:10px;color:var(--muted);display:block;margin-bottom:2px;}
  .item .remarks .trio input{width:100%;padding:6px 8px;font-size:13px;}

  .col-heads{display:flex;gap:12px;padding:0 14px 6px;font-size:10.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;font-weight:700;}
  .col-heads .c1{min-width:18px;}
  .col-heads .c2{flex:1;}
  .col-heads .c3{width:56px;text-align:center;}
  .col-heads .c4{flex:1.1;}

  /* ---- Sign-off ---- */
  .signoff-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;}
  @media (max-width:760px){.signoff-grid{grid-template-columns:1fr;}}
  .sign-card{border:1px solid var(--line-soft);border-radius:8px;padding:12px;background:#fafaf9;}
  .sign-card h3{font-size:11.5px;margin:0 0 10px;color:var(--accent-dark);text-transform:uppercase;letter-spacing:.03em;}
  .sign-card .field{margin-bottom:8px;}
  canvas.sigpad{
    width:100%;height:90px;border:1px dashed var(--line);border-radius:6px;background:#fff;
    touch-action:none;cursor:crosshair;
  }
  .sig-actions{display:flex;justify-content:flex-end;margin-top:4px;}
  .sig-actions button{
    border:none;background:transparent;color:var(--muted);font-size:11px;cursor:pointer;text-decoration:underline;
  }

  /* ---- Buttons ---- */
  .btn{
    border:none;border-radius:7px;padding:10px 18px;font-size:13.5px;font-weight:700;cursor:pointer;
    letter-spacing:.02em;transition: background-color 0.2s ease, color 0.2s ease;
  }
  .btn-primary{background:var(--accent);color:var(--ink);}
  .btn-primary:hover{background:var(--accent-hover);}
  .btn-ghost{background:transparent;color:var(--accent-dark);border:1px solid var(--line);}
  .btn-ghost:hover{background:var(--accent-hover);color:var(--ink);border-color:var(--accent-hover);}
  .btn-danger{background:transparent;color:#a33;border:1px solid #eac3c3;}
  .btn-danger:hover{background:#fbeaea;}
  .action-bar{
    position:sticky;bottom:0;background:linear-gradient(0deg,var(--paper) 60%,transparent);
    padding:14px 0 4px;display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap;
  }
  .status-chip{
    font-size:11px;font-weight:700;padding:4px 10px;border-radius:999px;text-transform:uppercase;letter-spacing:.04em;
  }
  .status-draft{background:var(--warn-soft);color:var(--warn);}
  .status-complete{background:var(--ok-soft);color:var(--ok);}

  /* ---- Records list ---- */
  .rec-toolbar{display:flex;gap:10px;margin-bottom:12px;flex-wrap:wrap;align-items:center;}
  .rec-toolbar input{flex:1;min-width:180px;padding:9px 12px;border:1px solid var(--line);border-radius:7px;font-size:13.5px;}
  table.rec-table{width:100%;border-collapse:collapse;font-size:13px;}
  table.rec-table th{
    text-align:left;font-size:10.5px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);
    border-bottom:2px solid var(--line-soft);padding:8px 10px;
  }
  table.rec-table td{padding:10px;border-bottom:1px solid var(--line-soft);vertical-align:middle;}
  table.rec-table tr:hover td{background:#faf8f5;}
  .row-actions{display:flex;gap:6px;}
  .row-actions button{padding:5px 10px;font-size:11.5px;border-radius:5px;}
  .empty-state{text-align:center;padding:50px 20px;color:var(--muted);}
  .empty-state .big{font-size:34px;margin-bottom:8px;}

  .toast{
    position:fixed;bottom:20px;left:50%;transform:translateX(-50%);
    background:var(--ink);color:#fff;padding:10px 18px;border-radius:8px;font-size:13px;
    opacity:0;pointer-events:none;transition:opacity .25s ease, transform .25s ease;z-index:50;
  }
  .toast.show{opacity:1;transform:translateX(-50%) translateY(-4px);}

  .hint{font-size:11.5px;color:var(--muted);margin-top:-4px;margin-bottom:14px;}

  @media print{
    @page{ size: A4; margin: 8mm 10mm; }

    html,body{background:#fff;height:auto;}
    *{-webkit-print-color-adjust:exact;print-color-adjust:exact;color-adjust:exact;}

    .topbar,.action-bar,.rec-toolbar,.tabs,#recordsView,.hint,#statusChip{display:none !important;}

    .app{max-width:100%;padding:0;margin:0;}

    .letterhead{border:none;border-bottom:1pt solid #1C1C1C;border-radius:0;padding:0 0 4pt;margin-bottom:4pt;gap:8pt;}
    .letterhead img{height:16pt;}
    .letterhead .co-info{font-size:5.6pt;line-height:1.25;}
    .letterhead .co-info b{font-size:6.8pt;}

    .doc-title{margin:0 0 4pt;}
    .doc-title h1{font-size:10pt;letter-spacing:.02em;}
    .doc-title p{font-size:7pt;}

    .panel{
      border:0.6pt solid #1C1C1C;border-radius:0;padding:4pt 6pt;margin-bottom:4pt;
      break-inside:avoid;box-shadow:none;
    }
    .panel:last-child{margin-bottom:0;}
    .panel h2{font-size:7pt;margin-bottom:3pt;padding-bottom:2pt;border-bottom:0.5pt solid #999;}

    .meta-grid{gap:2pt 10pt;}
    .field label{font-size:5.2pt;margin-bottom:0;}
    .field input,.field textarea,.field select{
      border:none;border-bottom:0.5pt solid #999;border-radius:0;padding:1pt 0;font-size:7pt;background:transparent;height:11pt;
    }

    .group-label{font-size:6.3pt;margin-bottom:2pt;gap:4pt;}
    .group-label .ltr{width:11pt;height:11pt;font-size:6pt;}
    .col-heads{font-size:5.4pt;padding:0 4pt 1.5pt;}

    .item{
      border:0.4pt solid #ccc;border-radius:0;padding:2pt 4pt;margin-bottom:1.5pt;
      break-inside:avoid;background:#fff !important;gap:4pt;align-items:center;
    }
    .item.checked{background:#eef6f0 !important;}
    .item .num{font-size:5.8pt;}
    .item .desc{font-size:6.6pt;line-height:1.15;}
    .item input[type=checkbox]{width:7.5pt;height:7.5pt;}
    .item .remarks input{border:none;border-bottom:0.4pt solid #999;border-radius:0;padding:1pt 0;font-size:6.2pt;height:9pt;}
    .item .remarks .trio{gap:3pt;}
    .item .remarks .trio label{font-size:4.6pt;margin-bottom:0;}

    .signoff-grid{grid-template-columns:repeat(3,1fr);gap:5pt;}
    .sign-card{border:0.4pt solid #999;border-radius:0;padding:4pt;break-inside:avoid;background:#fff;}
    .sign-card h3{font-size:5.4pt;margin-bottom:3pt;}
    .sign-card .field{margin-bottom:2pt;}
    canvas.sigpad{height:24pt;border:0.4pt dashed #aaa;border-radius:0;}
    .sig-actions{display:none !important;}
  }