:root{
    --bg:#ffffff;
    --surface:#ffffff;
    --surface-2:#f4f5f7;
    --border:#e2e5eb;
    --ink:#16233a;
    --ink-2:#57677d;
    --ink-3:#8a97aa;
    --navy:#101f35;
    --navy-2:#182c48;
    --accent-900:#002b57;
    --accent-700:#003d82;
    --accent-600:#004da2;
    --accent-500:#1f66b8;
    --accent-300:#7fa9da;
    --accent-150:#c7dcf0;
    --accent-050:#eef4fb;
    --good:#1e8e5a;
    --good-bg:#e5f5ec;
    --bad:#c4402b;
    --bad-bg:#fbeae7;
    --warn:#b8791a;
    --warn-bg:#fbf1e1;
    --grey-bar:#e4e7ec;
    --shadow:rgba(20,34,56,.08);
    --fac-1A:#2f6fd6; --fac-1B:#2c9d9d; --fac-2A:#3fa65c; --fac-2B:#c9973e; --fac-3A:#c15c9e;
    --font-ui:'Noto Sans KR','Malgun Gothic',system-ui,sans-serif;
    --font-mono:'Roboto Mono','Consolas',monospace;
  }
  *{box-sizing:border-box;}
  html,body{margin:0;}
  body{background:var(--bg);color:var(--ink);font-family:var(--font-ui);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased;}
  .num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;}
  a{color:var(--accent-600);}
  h1,h2,h3{text-wrap:balance;margin:0;}
  button{font-family:inherit;cursor:pointer;}
  button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px;}
  .wrap{max-width:1180px;margin:0 auto;padding:20px 20px 56px;}

  .topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 20px;background:#004DA2;position:sticky;top:0;z-index:20;box-shadow:0 1px 0 rgba(0,0,0,.2);flex-wrap:wrap;}
  .brandmark{display:flex;align-items:baseline;gap:10px;color:#fff;flex-wrap:wrap;min-width:0;}
  .brandmark .logo{font-weight:900;font-size:17px;letter-spacing:.2px;}
  .brandmark .tag{font-size:12.5px;opacity:.72;}
  .company-logo{height:24px;object-fit:contain;}
  .home-btn{display:inline-flex;align-items:center;padding:6px 13px;border:1px solid rgba(255,255,255,.55);border-radius:99px;background:rgba(255,255,255,.08);color:#fff;font-size:12.5px;font-weight:700;text-decoration:none;white-space:nowrap;}
  .home-btn:hover{background:#fff;color:#004DA2;}
  .status-cluster{display:flex;align-items:center;gap:10px;}
  .lang-toggle{display:flex;border-radius:99px;background:rgba(255,255,255,.12);padding:3px;}
  .lang-toggle button{background:none;border:none;color:rgba(255,255,255,.75);font-size:12.5px;font-weight:700;padding:5px 12px;border-radius:99px;}
  .lang-toggle button.active{background:#fff;color:var(--navy);}
  .sync-pill{display:flex;align-items:center;gap:7px;font-size:12.5px;font-weight:500;padding:6px 11px;border-radius:99px;background:rgba(255,255,255,.14);color:#fff;}
  .dot{width:7px;height:7px;border-radius:50%;background:#4be08a;flex:none;}
  .dot.live{animation:pulse 1.8s ease-in-out infinite;}
  @media (prefers-reduced-motion:reduce){.dot.live{animation:none;}}
  @keyframes pulse{0%,100%{opacity:1;}50%{opacity:.35;}}
  .dot.off{background:var(--warn);}

  .tabnav{display:flex;gap:22px;padding:0 20px;background:var(--surface);border-bottom:1px solid var(--border);max-width:1180px;margin:0 auto;}
  .tabnav button,.tabnav a{background:none;border:none;padding:13px 2px;font-size:14px;font-weight:600;color:var(--ink-3);border-bottom:2px solid transparent;margin-bottom:-1px;text-decoration:none;display:inline-block;}
  .tabnav button.active,.tabnav a.active{color:var(--accent-600);border-bottom-color:var(--accent-600);}

  section.panel{background:var(--surface);border:1px solid var(--border);border-radius:14px;box-shadow:0 1px 3px var(--shadow);margin-top:18px;}
  .panel-head{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:10px;}
  .panel-head h2{font-size:15.5px;font-weight:700;color:var(--accent-900);}
  .panel-head .sub{font-size:12.5px;color:var(--ink-3);margin-top:2px;}
  .panel-body{padding:18px 20px 20px;}
  details.panel > summary{list-style:none;cursor:pointer;}
  details.panel > summary::-webkit-details-marker{display:none;}
  .chev{transition:transform .15s;color:var(--ink-3);}
  details[open] .chev{transform:rotate(90deg);}

  .field-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px 14px;}
  @media (max-width:820px){.field-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
  .field{display:flex;flex-direction:column;gap:5px;}
  .field label{font-size:12px;font-weight:500;color:var(--ink-2);}
  .field input,.field select,.field textarea{font-family:inherit;font-size:13.5px;color:var(--ink);background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:8px 10px;width:100%;}
  .field input,.field select{height:38px;}
  .field input.num-in,.field output{font-family:var(--font-mono);}
  .field textarea{resize:vertical;min-height:56px;}
  .field select[disabled],.field input[readonly]{background:var(--surface-2);color:var(--ink-2);}
  .hint{font-size:11.5px;color:var(--ink-3);}

  .po-row{display:flex;gap:6px;}
  .po-row input,.po-row select{flex:1;}
  .po-row .btn{height:38px;padding-top:0;padding-bottom:0;}
  .po-chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px;min-height:14px;}
  .po-chip{display:flex;align-items:center;gap:6px;font-size:12px;font-weight:600;background:var(--accent-150);color:var(--accent-900);border-radius:99px;padding:4px 6px 4px 11px;}
  .po-chip button{background:none;border:none;color:var(--accent-900);font-size:13px;line-height:1;border-radius:50%;width:16px;height:16px;}

  .subsection{margin-top:20px;}
  .subsection-title{font-size:13px;font-weight:700;color:var(--ink);display:flex;align-items:center;justify-content:space-between;margin-bottom:9px;}
  .line-table-wrap{overflow-x:auto;}
  .line-table{width:100%;min-width:620px;border-collapse:collapse;}
  .line-table th{font-size:11px;font-weight:600;color:var(--ink-3);text-align:left;padding:0 8px 6px;text-transform:uppercase;letter-spacing:.03em;white-space:nowrap;}
  .line-row td{padding:4px 8px 4px 0;vertical-align:top;}
  .line-row input,.line-row select{width:100%;font-family:inherit;font-size:13px;padding:7px 8px;border:1px solid var(--border);border-radius:7px;background:var(--surface);color:var(--ink);}
  .line-row input.qty{font-family:var(--font-mono);}
  .line-remove{background:none;border:1px solid var(--border);border-radius:7px;color:var(--bad);width:30px;height:30px;font-size:15px;line-height:1;}
  .no-lines{color:var(--ink-3);font-size:12.5px;padding:8px 2px;}
  .def-note{margin-top:16px;background:var(--accent-050);border:1px solid var(--accent-150);color:var(--accent-900);border-radius:10px;padding:9px 14px;font-size:12.5px;}
  .photo-btn-row{display:flex;gap:4px;flex-wrap:wrap;}
  .photo-btn-row .btn{white-space:nowrap;}
  .photo-strip{display:flex;gap:5px;flex-wrap:wrap;}
  .photo-strip:empty{display:none;}
  .photo-strip-inline{margin-top:5px;}
  .photo-thumb{position:relative;width:46px;height:46px;border-radius:6px;overflow:hidden;border:1px solid var(--border);}
  .photo-strip-inline .photo-thumb{width:26px;height:26px;border-radius:5px;}
  .photo-thumb img{width:100%;height:100%;object-fit:cover;display:block;}
  .photo-thumb button{position:absolute;top:0;right:0;background:rgba(0,0,0,.55);color:#fff;border:none;width:16px;height:16px;font-size:10px;line-height:1;}
  .photo-strip-inline .photo-thumb button{width:13px;height:13px;font-size:8px;}
  .dev-ctrl{display:flex;align-items:center;gap:4px;}
  .dev-ctrl select{flex:1;min-width:92px;}
  .dev-step{width:26px;height:30px;padding:0;border:1px solid var(--border);border-radius:6px;background:var(--surface);color:var(--ink-2);font-size:14px;flex:none;}
  .ac-wrap{position:relative;}
  .ac-wrap input{width:100%;}
  .ac-dropdown{display:none;position:fixed;z-index:9999;background:var(--surface);border:1px solid var(--border);border-radius:8px;max-height:190px;overflow-y:auto;box-shadow:0 6px 16px rgba(20,34,56,.16);}
  .ac-item{padding:8px 10px;font-size:13px;color:var(--ink);cursor:pointer;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .ac-item:hover{background:var(--surface-2);}

  .btn{border-radius:8px;font-size:13px;font-weight:600;padding:8px 14px;border:1px solid var(--border);background:var(--surface);color:var(--ink);}
  .btn:hover{background:var(--surface-2);}
  .btn:disabled{opacity:.5;cursor:not-allowed;}
  .btn-primary{background:var(--accent-600);border-color:var(--accent-600);color:#fff;}
  .btn-primary:hover{background:var(--accent-700);}
  .btn-ghost{background:transparent;border-color:transparent;color:var(--accent-600);padding:6px 8px;}
  .btn-sm{font-size:12px;padding:6px 10px;}
  .actions-row{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap;align-items:center;}
  .readonly-note{font-size:12.5px;color:var(--warn);background:var(--warn-bg);border-radius:8px;padding:8px 12px;margin-top:14px;}
  .form-error{font-size:12.5px;color:var(--bad);background:var(--bad-bg);border-radius:8px;padding:8px 12px;margin-top:14px;display:none;}
  .form-error.hint-note{color:var(--accent-900);background:var(--accent-050);}
  .email-inline{display:flex;gap:6px;align-items:center;}
  .email-inline input{font-size:12px;padding:6px 8px;border:1px solid var(--border);border-radius:7px;width:170px;background:var(--surface);color:var(--ink);height:38px;}
  #reportContent{overflow-x:auto;}
  .csv-fallback{margin-top:10px;width:100%;min-height:120px;font-family:var(--font-mono);font-size:11.5px;color:var(--ink);background:var(--surface-2);border:1px solid var(--border);border-radius:8px;padding:10px;}
  .pv-head{border-bottom:2px solid var(--border);padding-bottom:10px;margin-bottom:14px;}
  .pv-title{font-size:19px;font-weight:800;color:var(--ink);}
  .pv-sub{font-size:12.5px;color:var(--ink-3);margin-top:3px;}
  .pv-h2{font-size:13px;font-weight:800;margin:18px 0 8px;border-bottom:1px solid var(--border);padding-bottom:4px;color:var(--ink);}
  table.pv-info,table.pv-tbl{width:100%;border-collapse:collapse;font-size:13px;margin-bottom:6px;}
  table.pv-info th,table.pv-info td,table.pv-tbl th,table.pv-tbl td{border:1px solid var(--border);padding:7px 9px;text-align:left;}
  table.pv-info th{background:var(--surface-2);width:130px;color:var(--ink-2);font-weight:600;}
  table.pv-tbl th{background:var(--surface-2);color:var(--ink-2);font-weight:600;}
  .pv-photos img{width:56px;height:56px;object-fit:cover;margin:0 4px 4px 0;border:1px solid var(--border);border-radius:6px;}
  .pv-comment{font-size:13px;white-space:pre-wrap;border:1px solid var(--border);border-radius:8px;padding:10px;min-height:34px;background:var(--surface-2);}
  .pv-foot{margin-top:16px;font-size:11px;color:var(--ink-3);}
  .pv-empty{color:var(--ink-3);}

  .preview-strip{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-top:18px;background:var(--surface-2);border-radius:10px;padding:12px 14px;}
  @media (max-width:820px){.preview-strip{grid-template-columns:repeat(2,1fr);}}
  .preview-strip .p-item{display:flex;flex-direction:column;gap:2px;}
  .preview-strip .p-label{font-size:11px;color:var(--ink-3);}
  .preview-strip .p-val{font-family:var(--font-mono);font-weight:700;font-size:15px;color:var(--accent-700);}
  .suggest{font-size:12px;color:var(--ink-2);margin-top:6px;}
  .suggest b{color:var(--ink);}

  .chip-bar{display:flex;flex-wrap:wrap;gap:8px;align-items:center;padding:12px 20px;border-bottom:1px solid var(--border);min-height:20px;}
  .chip-bar .empty{font-size:12px;color:var(--ink-3);}
  .chip{display:flex;align-items:center;gap:6px;font-size:12px;font-weight:600;background:var(--accent-150);color:var(--accent-900);border-radius:99px;padding:5px 6px 5px 12px;}
  .chip button{background:none;border:none;color:var(--accent-900);font-size:14px;line-height:1;border-radius:50%;width:18px;height:18px;}
  .chip button:hover{background:var(--accent-300);}
  .clear-all{font-size:12px;font-weight:600;color:var(--accent-600);background:none;border:none;padding:4px 6px;}

  .kpi-row{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;padding:18px 20px 4px;}
  @media (max-width:820px){.kpi-row{grid-template-columns:repeat(2,1fr);}}
  .kpi-tile{background:var(--surface-2);border-radius:12px;padding:14px 16px;}
  .kpi-label{font-size:12px;color:var(--ink-2);font-weight:500;}
  .kpi-value{font-family:var(--font-mono);font-weight:700;font-size:26px;color:var(--accent-700);margin-top:4px;}
  .kpi-value.bad{color:var(--bad);}
  .kpi-sub{font-size:11.5px;color:var(--ink-3);margin-top:3px;font-family:var(--font-mono);}

  .chart-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:16px;padding:16px 20px;}
  @media (max-width:900px){.chart-grid{grid-template-columns:1fr;}}
  .chart-card{background:var(--surface-2);border-radius:12px;padding:15px 16px 16px;}
  .chart-card h3{font-size:13px;font-weight:700;color:var(--ink);margin-bottom:2px;}
  .chart-card .cap{font-size:11px;color:var(--ink-3);margin-bottom:10px;}
  .bar-row{display:grid;grid-template-columns:104px 1fr 52px;align-items:center;gap:8px;padding:5px 0;font-size:12.5px;}
  .bar-row .b-label{color:var(--ink-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;cursor:pointer;}
  .bar-row .b-track{position:relative;height:14px;border-radius:5px;background:var(--surface);overflow:hidden;cursor:pointer;}
  .bar-row .b-total{position:absolute;inset:0 auto 0 0;background:var(--grey-bar);border-radius:5px;}
  .bar-row .b-hi{position:absolute;inset:0 auto 0 0;background:var(--accent-600);border-radius:5px;transition:width .25s;}
  .bar-row .b-val{font-family:var(--font-mono);text-align:right;color:var(--ink-2);}
  .bar-row.dim .b-label{opacity:.55;}
  .empty-chart{color:var(--ink-3);font-size:12.5px;padding:10px 2px;}

  .donut-wrap{display:flex;align-items:center;gap:16px;}
  .donut-legend{display:flex;flex-direction:column;gap:8px;flex:1;}
  .leg-item{display:flex;align-items:center;gap:8px;font-size:12.5px;cursor:pointer;border-radius:6px;padding:4px 6px;}
  .leg-item:hover{background:var(--surface);}
  .leg-dot{width:10px;height:10px;border-radius:3px;flex:none;}
  .leg-item .leg-n{margin-left:auto;font-family:var(--font-mono);font-weight:600;}
  .leg-item.dim{opacity:.4;}

  .table-wrap{overflow-x:auto;padding:0 20px 20px;}
  table.records{width:100%;border-collapse:collapse;min-width:820px;}
  table.records th{text-align:left;font-size:11px;font-weight:600;color:var(--ink-3);text-transform:uppercase;letter-spacing:.03em;padding:8px 10px;border-bottom:1px solid var(--border);white-space:nowrap;}
  table.records td{padding:9px 10px;border-bottom:1px solid var(--border);font-size:13px;white-space:nowrap;}
  table.records td.num{text-align:right;}
  table.records tbody tr:hover{background:var(--surface-2);}
  .badge{display:inline-flex;padding:3px 9px;border-radius:99px;font-size:11.5px;font-weight:700;}
  .badge.pass{background:var(--good-bg);color:var(--good);}
  .badge.fail{background:var(--bad-bg);color:var(--bad);}
  .fac-pill{display:inline-flex;padding:2px 9px;border-radius:99px;font-size:11px;font-weight:700;color:#fff;}
  .row-actions{display:flex;gap:4px;}
  .row-actions button{background:none;border:none;color:var(--ink-3);font-size:11.5px;font-weight:700;border-radius:6px;padding:3px 6px;}
  .row-actions button:hover{background:var(--surface);color:var(--accent-600);}
  .row-actions button.row-del:hover{color:var(--bad);background:var(--bad-bg);}
  .table-empty{padding:26px 10px;text-align:center;color:var(--ink-3);font-size:13px;}
  .footnote{font-size:11.5px;color:var(--ink-3);padding:0 20px 18px;}

  .analytics-controls{display:flex;gap:14px;flex-wrap:wrap;align-items:flex-end;margin-bottom:18px;}
  .preset-row{display:flex;gap:6px;}
  .trend-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px;}
  @media (max-width:900px){.trend-grid{grid-template-columns:1fr;}}
  .trend-legend{display:flex;flex-wrap:wrap;gap:10px 14px;margin-top:8px;}
  .tl-item{display:flex;align-items:center;gap:6px;font-size:11.5px;color:var(--ink-2);}
  .tl-dot{width:9px;height:9px;border-radius:2px;flex:none;}
  .view-mode-btn.active{background:var(--accent-600);border-color:var(--accent-600);color:#fff;}
  .trend-mini-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;}
  .trend-mini{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:9px 11px 6px;}
  .tm-head{display:flex;align-items:center;gap:6px;font-size:11.5px;color:var(--ink-2);margin-bottom:2px;}
  .tm-dot{width:8px;height:8px;border-radius:2px;flex:none;}
  .tm-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;}
  .tm-val-wrap{display:flex;align-items:baseline;gap:4px;flex:none;}
  .tm-val-label{font-size:10px;color:var(--ink-3);}
  .tm-val{font-family:var(--font-mono);font-weight:700;color:var(--ink);}

  .type-select-row{max-width:320px;margin-bottom:18px;}
  .type-select-row select{font-weight:700;}
  .type-panel > form > .subsection:first-of-type{margin-top:24px;}

  .aql-grid{display:flex;flex-direction:column;gap:8px;margin-top:8px;}
  .aql-row{display:grid;grid-template-columns:90px 1.4fr .8fr 1fr 1fr 1fr;gap:8px;align-items:center;}
  .aql-row-head{padding-bottom:2px;}
  .aql-colhead{font-size:11px;font-weight:600;color:var(--ink-2);text-transform:uppercase;letter-spacing:.02em;}
  .aql-cat{font-size:12.5px;font-weight:600;color:var(--ink-2);}
  .aql-in{font-family:inherit;font-size:13px;padding:7px 9px;border:1px solid var(--border);border-radius:7px;background:var(--surface);color:var(--ink);height:34px;width:100%;}
  select.aql-lot{font-size:12.5px;}
  @media (max-width:760px){ .aql-row{grid-template-columns:1fr 1fr;} .aql-row-head{display:none;} .aql-cat{grid-column:1/-1;} }

  .cs-add-row{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:12px;}
  .cs-add-row .po-row{width:220px;}
  .cs-grid-wrap{overflow-x:auto;}
  .cs-table{border-collapse:collapse;width:100%;min-width:420px;}
  .cs-table th{font-size:11.5px;font-weight:700;color:var(--ink-2);background:var(--surface-2);padding:6px 8px;border:1px solid var(--border);white-space:nowrap;}
  .cs-table td.cs-cell{border:1px solid var(--border);padding:4px;}
  .cs-cell input{width:64px;font-size:11.5px;padding:4px 5px;border:1px solid var(--border);border-radius:5px;margin:1px;}
  .cs-cell input.cs-insp{color:var(--accent-700);}
  .cs-cell input.cs-def{color:var(--bad);}
  .cs-total{font-family:var(--font-mono);font-size:12px;text-align:right;border:1px solid var(--border);padding:6px 8px;background:var(--surface-2);}

  .spec-actions{display:flex;gap:6px;flex-wrap:wrap;}
  .spec-lib-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:8px;}
  .spec-lib-results{border:1px solid var(--border);border-radius:10px;padding:6px;margin-bottom:8px;background:var(--surface-2);}
  .spec-lib-item{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:7px 6px;border-bottom:1px solid var(--border);font-size:12.5px;}
  .spec-lib-item:last-child{border-bottom:none;}
  .spec-lib-date{font-family:var(--font-mono);color:var(--ink);white-space:nowrap;}
  .spec-lib-meta{color:var(--ink-3);flex:1;}
  .spec-lib-badge{font-size:11px;font-weight:700;border-radius:99px;padding:2px 9px;white-space:nowrap;}
  .spec-lib-badge-latest{background:var(--good-bg);color:var(--good);}
  .spec-lib-badge-old{background:var(--surface);color:var(--ink-3);border:1px solid var(--border);}
  .spec-lib-status{font-size:12.5px;border-radius:8px;padding:7px 12px;margin:6px 0;}
  .spec-lib-status-ok{background:var(--good-bg);color:var(--good);}
  .spec-lib-status-warn{background:var(--bad-bg);color:var(--bad);}
  .dropzone{border:2px dashed var(--border);border-radius:10px;padding:14px;display:flex;flex-direction:column;gap:8px;align-items:center;text-align:center;background:var(--surface-2);transition:border-color .15s,background .15s;}
  .dropzone.drop-active{border-color:var(--accent-600);background:var(--accent-050);}
  .dropzone-text{font-size:12px;color:var(--ink-3);}
  .spec-grid{border-collapse:collapse;width:100%;min-width:420px;}
  .spec-grid th{font-size:11px;font-weight:700;color:var(--ink-2);background:var(--surface-2);padding:6px 8px;border:1px solid var(--border);white-space:nowrap;}
  .spec-grid td.spec-ref{font-family:var(--font-mono);font-size:11.5px;color:var(--ink-2);border:1px solid var(--border);padding:6px 8px;white-space:nowrap;}
  .spec-grid td.measure-cell{border:1px solid var(--border);padding:4px;text-align:center;min-width:64px;}
  .spec-grid td.measure-cell.oot-ok{background:var(--good-bg);}
  .spec-grid td.measure-cell.oot-bad{background:var(--bad-bg);}
  .spec-grid .measure-in{width:100%;font-family:var(--font-mono);font-size:12.5px;padding:5px 6px;border:1px solid var(--border);border-radius:5px;text-align:center;}
  .spec-grid .dev-tag{font-size:10px;color:var(--ink-3);margin-top:2px;}
  .spec-grid .piece-remove{background:none;border:none;color:var(--ink-3);font-size:11px;margin-left:4px;cursor:pointer;}
  .spec-grid .piece-remove:hover{color:var(--bad);}
  .spec-grid .piece-label-in{width:72px;font-family:inherit;font-size:11px;font-weight:700;color:var(--ink-2);text-align:center;background:transparent;border:1px solid transparent;border-radius:4px;padding:2px 3px;}
  .spec-grid .piece-label-in:hover,.spec-grid .piece-label-in:focus{background:var(--surface);border-color:var(--border);}
  .spec-grid .measure-dev-sel{width:100%;font-family:var(--font-mono);font-size:12.5px;padding:5px 4px;border:1px solid var(--border);border-radius:5px;text-align:center;background:var(--surface);color:var(--ink);}

  .signature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;}
  .sig-block{display:flex;flex-direction:column;gap:6px;border:1px solid var(--border);border-radius:10px;padding:10px;background:var(--surface-2);}
  .sig-block label{font-size:12px;font-weight:600;color:var(--ink-2);}
  .sig-name{font-family:inherit;font-size:13px;padding:6px 8px;border:1px solid var(--border);border-radius:7px;background:var(--surface);color:var(--ink);}
  .sig-pad{width:100%;height:110px;border:1px solid var(--border);border-radius:7px;background:#fff;cursor:crosshair;touch-action:none;}
  .sig-clear{align-self:flex-start;}

  .signature-view-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-top:6px;}
  .sig-view-block{border:1px solid var(--border);border-radius:10px;padding:10px;text-align:center;background:var(--surface-2);}
  .sig-view-role{font-size:11px;font-weight:700;color:var(--ink-3);text-transform:uppercase;letter-spacing:.03em;margin-bottom:6px;}
  .sig-view-img{max-width:100%;height:70px;object-fit:contain;background:#fff;border:1px solid var(--border);border-radius:6px;}
  .sig-view-name{font-size:13px;color:var(--ink);margin-top:6px;font-weight:600;}

  .check-section{margin-bottom:16px;}
  .check-section-title{font-size:12.5px;font-weight:700;color:var(--accent-700);margin-bottom:6px;text-transform:uppercase;letter-spacing:.03em;}
  .check-table td{vertical-align:middle;}
  .fo-check-status{height:32px;}
  .fo-check-remark{width:100%;}

  #printArea{display:none;}
  @media print{
    body > *:not(#printArea){display:none!important;}
    #printArea{display:block!important;padding:0;background:#fff;color:#111;}
    .pv-head{border-bottom:2px solid #111;padding-bottom:10px;margin-bottom:14px;}
    .pv-title{font-size:20px;font-weight:800;}
    .pv-sub{font-size:12px;color:#444;margin-top:2px;}
    .pv-h2{font-size:13px;font-weight:800;margin:16px 0 6px;border-bottom:1px solid #ccc;padding-bottom:3px;}
    table.pv-info,table.pv-tbl{width:100%;border-collapse:collapse;font-size:11.5px;margin-bottom:4px;}
    table.pv-info th,table.pv-info td,table.pv-tbl th,table.pv-tbl td{border:1px solid #ccc;padding:5px 7px;text-align:left;}
    table.pv-info th{background:#f2f2f2;width:110px;}
    table.pv-tbl th{background:#f2f2f2;}
    .pv-photos img{width:50px;height:50px;object-fit:cover;margin:0 3px 3px 0;border:1px solid #ccc;}
    .pv-comment{font-size:12px;white-space:pre-wrap;border:1px solid #ccc;padding:8px;min-height:30px;}
    .pv-foot{margin-top:14px;font-size:10px;color:#777;}
    .pv-empty{color:#999;}
  }

  /* ---------- user manual page ---------- */
  .manual-body{max-width:860px;}
  .manual-toc{display:flex;flex-wrap:wrap;gap:6px 16px;padding:12px 14px;background:var(--surface-2,#f6f8fb);border:1px solid var(--border);border-radius:10px;margin-bottom:22px;}
  .manual-toc a{font-size:12.5px;font-weight:600;color:var(--accent-900);text-decoration:none;}
  .manual-toc a:hover{text-decoration:underline;}
  .manual-section{margin-bottom:30px;}
  .manual-section h3{font-size:15px;font-weight:800;color:var(--accent-900);margin-bottom:10px;padding-bottom:6px;border-bottom:2px solid var(--border);}
  .manual-section h4{font-size:13px;font-weight:700;color:var(--ink);margin:16px 0 6px;}
  .manual-section p{font-size:13px;line-height:1.65;color:var(--ink);margin-bottom:8px;}
  .manual-section ul, .manual-section ol{font-size:13px;line-height:1.65;color:var(--ink);margin:0 0 8px 20px;}
  .manual-section li{margin-bottom:4px;}
  .manual-section .hint{display:block;margin-top:2px;}
  .manual-changelog li{margin-bottom:8px;}
  .manual-section kbd{display:inline-block;background:#eef1f5;border:1px solid #c7ccd4;border-radius:4px;padding:1px 6px;font-size:11.5px;font-family:inherit;box-shadow:0 1px 0 rgba(0,0,0,.08);}
  .manual-tip{background:#fff8e6;border:1px solid #f0d58c;border-radius:8px;padding:10px 14px;font-size:12.5px;line-height:1.6;margin:10px 0;}
  .manual-tip b{color:#8a6300;}
  .manual-example{background:var(--surface-2,#f6f8fb);border:1px dashed var(--border);border-radius:8px;padding:12px 16px;font-size:12.5px;line-height:1.7;margin:10px 0;}
  .manual-example b.ex-title{display:block;font-size:13px;margin-bottom:6px;color:var(--accent-900);}
  .manual-swatch{display:inline-block;width:11px;height:11px;border-radius:3px;margin-right:4px;vertical-align:-1px;}
  .manual-swatch.good{background:#2fa84f;}
  .manual-swatch.bad{background:#d8384f;}
  .manual-shot-wrap{margin:10px 0 16px;}
  .manual-shot{display:block;max-width:100%;border:1px solid var(--border);border-radius:10px;box-shadow:0 1px 6px rgba(0,0,0,.08);background:#fff;}
  .manual-shot-cap{font-size:11.5px;color:var(--ink-3);margin-top:6px;}

  /* defect row photo/action-plan de-emphasized when "Top 3 only" mode is on */
  .line-row.pa-dim .photo-btn-row, .line-row.pa-dim .photo-strip-inline,
  .line-row.pa-dim .extra-col{opacity:.35;pointer-events:none;}