/* RKCadTools — Toolkit Blue, Signal Amber and structural neutrals. */
.publish-promo{margin:20px 0;padding:14px 18px;border-left:3px solid var(--brand-primary);border-radius:4px;background:var(--brand-tint);color:var(--ink-700);line-height:1.65}
.publish-promo a{display:inline-block;min-height:44px;padding:10px 0;font-weight:600;color:var(--brand-primary-dark);text-underline-offset:3px}
.publish-promo .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}
@font-face{font-family:Inter;font-style:normal;font-weight:100 900;font-display:swap;src:url('./InterVariable.woff2') format('woff2')}

:root{
  --brand-primary:#1F6FB8;--brand-primary-dark:#185A96;--brand-tint:#EAF2F9;
  --brand-secondary:#D08A2B;--amber-tint:#FCF3E5;--amber-ink:#81551B;
  --ink-900:#1A1F2A;--ink-700:#3D4655;--ink-500:#6B7280;--ink-300:#B4BAC4;
  --surface-50:#F7F8FA;--surface-0:#FFFFFF;--line:#DDE1E7;--danger:#C53636;
  --added:#E5F7EB;--removed:#FDE2E2;--changed:#FFF4D6;--skipped:#ECEFF3;--table-head:#D9EAF7;
  --ink:var(--ink-900);--muted:var(--ink-500);
  color-scheme:light;
  font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  font-size:14px;line-height:1.55;color:var(--ink);background:var(--surface-50)
}
*{box-sizing:border-box}
body{margin:0}
main{max-width:1220px;margin:auto;padding:0 36px 26px}
button,input,select,textarea{font:inherit}
button,a,input,select,summary{touch-action:manipulation}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid var(--brand-primary);outline-offset:4px}
a{color:var(--brand-primary)}
a:hover{text-decoration:underline}

button,.button{
  cursor:pointer;border:1px solid var(--brand-primary);border-radius:6px;padding:11px 18px;
  background:var(--brand-primary);color:#fff;font-weight:500;letter-spacing:-.01em;line-height:1.4;
  display:inline-flex;align-items:center;justify-content:center;gap:12px;text-decoration:none;
  transition:background .15s,border-color .15s
}
button:hover,.button:hover{background:var(--brand-primary-dark);border-color:var(--brand-primary-dark);text-decoration:none}
button:disabled{cursor:not-allowed;opacity:.5}
.secondary{background:var(--surface-0);border-color:var(--ink-300);color:var(--ink);padding:10px 15px}
.secondary:hover{background:#F0F5FA;border-color:var(--brand-primary)}
.text-button{background:transparent;border-color:transparent;color:var(--brand-primary);padding:10px 0}
.text-button:hover{background:transparent;border-color:transparent;color:var(--brand-primary-dark);text-decoration:underline}

/* Masthead */
.masthead{
  display:flex;justify-content:space-between;gap:20px;align-items:center;min-height:76px;
  background:var(--surface-0);border-top:3px solid var(--brand-primary);border-bottom:1px solid var(--line);
  margin:0 -36px;padding:16px 36px
}
.wordmark{display:flex;align-items:center;color:var(--ink);text-decoration:none;font-weight:600}
.wordmark:hover{text-decoration:none}
.brandWordmark{display:block;flex:none;max-width:100%}
.productName{font-size:14px;letter-spacing:-.01em;border-left:1px solid var(--ink-300);padding-left:18px}
.productName small{display:block;font-size:9px;letter-spacing:1px;font-weight:500;color:var(--muted);margin-top:1px}
.privacy{display:flex;align-items:center;gap:7px;font-size:12px;color:var(--ink-700)}
.privacy span{font-size:8px;color:var(--brand-primary)}

/* Intro */
.intro{padding:44px 0 28px}
.eyebrow{font-size:10px;font-weight:600;letter-spacing:1.7px;text-transform:uppercase;color:var(--brand-primary);margin:0 0 15px}
h1{font-size:clamp(30px,3.7vw,46px);line-height:1.17;letter-spacing:-.02em;font-weight:600;margin:0 0 18px}
h2{font-size:21px;line-height:1.3;letter-spacing:-.02em;font-weight:600;margin:0 0 4px}
p{margin:6px 0 14px}
.intro>p:last-child{color:var(--ink-700);font-size:15px;line-height:1.75;max-width:700px;margin:0}

/* Cards */
.card{background:var(--surface-0);border:1px solid var(--line);border-radius:8px;padding:26px;margin-bottom:16px;box-shadow:0 1px 3px #00000014}
.section-title{display:flex;gap:14px;margin-bottom:20px}
.section-title p{font-size:12px;color:var(--muted);margin:0}
.step{
  border:1px solid var(--brand-secondary);background:var(--amber-tint);color:var(--amber-ink);
  font-size:11px;font-weight:600;width:29px;height:29px;display:grid;place-items:center;border-radius:6px;flex-shrink:0
}

/* File pickers */
.file-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.file-box{
  border:1.5px dashed var(--ink-300);background:var(--surface-50);border-radius:8px;padding:18px;
  display:flex;flex-direction:column;gap:5px;cursor:pointer;overflow:hidden;
  transition:background .15s,border-color .15s
}
.file-box:hover{background:var(--brand-tint);border-color:var(--brand-primary)}
.file-box.is-dragging{background:var(--brand-tint);border-color:var(--brand-primary);border-style:solid;box-shadow:0 0 0 3px #1F6FB833}
.file-box:focus-within{outline:2px solid var(--brand-primary);outline-offset:3px}
.file-box>span{font-size:11px;color:var(--muted)}
.file-box .file-kind{font-size:9px;color:var(--brand-primary);letter-spacing:1.6px;font-weight:600}
.file-box strong{font-size:15px;font-weight:600;letter-spacing:-.01em}
.file-box input[type=file]{font-size:11px;width:100%;margin-top:8px;padding:0;background:transparent;border:0;min-height:0}
.file-box input::file-selector-button{border:1px solid var(--ink-300);background:var(--surface-0);padding:5px 9px;border-radius:5px;margin-right:8px;color:var(--ink);cursor:pointer;font-weight:500}
.file-box .file-name{color:var(--brand-primary);overflow-wrap:anywhere}
.paste-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:10px}

/* Form controls */
label{font-size:12px;font-weight:600;display:block;color:var(--ink-700)}
input,select,textarea{display:block;width:100%;border:1px solid var(--ink-300);border-radius:6px;background:var(--surface-0);color:var(--ink);padding:9px 10px;margin-top:5px;min-height:39px}
input:hover,select:hover,textarea:hover{border-color:var(--brand-primary)}
input[type=checkbox],input[type=radio]{width:16px;height:16px;min-height:0;margin:0;accent-color:var(--brand-primary)}
.check{display:flex;align-items:center;gap:9px;font-weight:400}
.row{display:flex;gap:18px;align-items:end;flex-wrap:wrap;margin:14px 0}
.row>label{flex:1;min-width:170px}
.row #header-row,.row #combined-delimiter{max-width:115px}
.column-picker{display:flex;gap:9px;flex-wrap:wrap;margin:10px 0 18px}
.column-picker label{display:flex;align-items:center;gap:7px;border:1px solid var(--line);background:var(--surface-50);border-radius:5px;padding:7px 10px;font-size:11px;font-weight:500;cursor:pointer}
.column-picker label:hover{border-color:var(--brand-primary);background:var(--brand-tint)}
.column-picker label:has(input:checked){border-color:var(--brand-primary);background:var(--brand-tint);color:var(--brand-primary-dark)}
.hint{font-size:11px;color:var(--muted);font-weight:400}

/* Compare mode */
.modes{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:8px}
.mode{border:1px solid var(--line);border-radius:8px;padding:14px;display:flex;gap:10px;align-items:flex-start;cursor:pointer;background:var(--surface-50)}
.mode:has(input:checked){border-color:var(--brand-primary);background:var(--brand-tint)}
.mode input{margin-top:3px;flex:none}
.mode strong{display:block;font-size:13px;font-weight:600;color:var(--ink)}
.mode span{font-size:11px;color:var(--muted);font-weight:400}

/* Key mappings */
.mapping{display:flex;align-items:center;gap:10px;margin:8px 0}
.mapping-old{flex:1;min-width:0;font-size:12px;font-weight:600;background:var(--surface-50);border:1px solid var(--line);border-radius:6px;padding:9px 10px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mapping-arrow{color:var(--muted);flex:none}
.mapping select{flex:1;min-width:0;margin-top:0}
.mapping button{padding:9px 12px;flex:none}
#combined-preview{font-size:11px;color:var(--brand-primary-dark);font-weight:500;margin:10px 0 0;overflow-wrap:anywhere}

/* Tables */
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:8px;margin-bottom:18px;max-height:230px}
table{border-collapse:collapse;width:100%;text-align:left;font-size:11px}
th{background:var(--table-head);color:var(--ink-900);font-weight:600;position:sticky;top:0;z-index:1}
th,td{padding:8px 11px;border-bottom:1px solid var(--line);white-space:nowrap;max-width:280px;overflow:hidden;text-overflow:ellipsis}
.preview-caption{font-size:11px;font-weight:600;color:var(--ink-700);margin:12px 0 6px}
.status-added td{background:var(--added)}
.status-removed td{background:var(--removed)}
.status-changed td{background:var(--changed)}
.status-skipped td{background:var(--skipped);color:var(--ink-700)}
.results td{white-space:normal;overflow-wrap:anywhere;min-width:75px}
.results td:nth-child(3){min-width:145px}
.results td:nth-last-child(-n+2){min-width:140px}
.attention{background:var(--amber-tint);color:var(--amber-ink);border-left:3px solid var(--brand-secondary);padding:12px 14px;border-radius:4px}
.hint.attention{color:var(--amber-ink)}
.mapping .missing,.mapping select[aria-invalid=true]{border-color:var(--danger);color:var(--danger)}
.empty-state{padding:20px;border:1px dashed var(--ink-300);border-radius:8px;color:var(--muted);font-size:12px}
#results-title:focus-visible{outline:3px solid var(--brand-primary);outline-offset:4px}

/* Disclosures */
details{border-top:1px solid var(--line);margin-top:14px;padding-top:13px}
summary{cursor:pointer;font-size:12px;font-weight:600;color:var(--ink-700);padding:2px 0}
summary:hover{color:var(--brand-primary)}
details[open]>summary{margin-bottom:14px}
fieldset{border:0;padding:0;margin:0;min-width:0}

/* Run and status */
.actions{display:flex;align-items:center;flex-wrap:wrap;gap:12px}
.run-card{border-left:3px solid var(--brand-primary)}
.run-card #status{margin:16px 0 0;font-size:12px;color:var(--muted);white-space:pre-wrap}
.error,#status.error{color:var(--danger);background:#FCF0F0;border:1px solid #E8BBBB;padding:12px;border-radius:6px}
progress{width:100%;height:7px;margin-top:18px;accent-color:var(--brand-primary)}

/* Results */
.results{border-top:3px solid var(--brand-primary)}
.stats{display:flex;gap:36px;margin:20px 0;flex-wrap:wrap}
.stat strong{display:block;font-size:28px;font-weight:600;letter-spacing:-.02em;line-height:1.3}
.stat span{font-size:11px;color:var(--muted)}
.results-toolbar{display:flex;gap:14px;align-items:end;flex-wrap:wrap;margin:18px 0 12px}
.results-toolbar label{flex:0 0 auto}
.results-toolbar #results-search{min-width:220px}
.results-toolbar .search{flex:1;min-width:200px}
#results-count{font-size:11px;color:var(--muted);padding-bottom:10px}
.results .table-wrap{max-height:460px}

#boot{font-size:12px;padding:20px;border:1px solid var(--line);border-radius:8px;background:var(--surface-0);color:var(--ink-700);margin-top:20px}
.version{margin-left:8px;color:var(--ink-500)}
footer{font-size:10px;letter-spacing:.3px;color:var(--muted);display:flex;justify-content:space-between;gap:12px;margin:24px 0 0;padding-top:18px;border-top:1px solid var(--line)}
.footer-links{display:flex;align-items:center;justify-content:flex-end;gap:14px;flex-wrap:wrap}
.footer-link{background:transparent;border:0;border-radius:0;color:var(--brand-primary);font-size:10px;font-weight:500;letter-spacing:.3px;line-height:inherit;padding:0;text-decoration:underline;text-underline-offset:2px}
.footer-link:hover{background:transparent;border-color:transparent;color:var(--brand-primary-dark)}
.licenses-dialog{width:min(760px,calc(100% - 32px));max-height:calc(100vh - 32px);padding:0;border:1px solid var(--line);border-radius:10px;background:var(--surface-0);color:var(--ink);box-shadow:0 20px 60px #00000040}
.licenses-dialog::backdrop{background:#1A1F2A99}
.licenses-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;padding:24px 26px 18px;border-bottom:1px solid var(--line)}
.licenses-heading .eyebrow{margin-bottom:7px}
.licenses-content{padding:20px 26px 26px;overflow:auto;max-height:calc(100vh - 145px)}
.licenses-content p{font-size:12px;line-height:1.7;color:var(--ink-700);margin:0 0 16px}
.licenses-content a{overflow-wrap:anywhere}
.dialog-close{flex:none;width:34px;height:34px;padding:0;border-color:var(--line);background:var(--surface-0);color:var(--ink-700);font-size:23px;font-weight:400;line-height:1}
.dialog-close:hover{background:var(--surface-50);border-color:var(--brand-primary);color:var(--brand-primary)}
.license-list{margin:4px 0 18px}
.license-list>div{padding:12px 0;border-top:1px solid var(--line)}
.license-list>div:last-child{border-bottom:1px solid var(--line)}
.license-list dt{font-size:12px;font-weight:600;color:var(--ink)}
.license-list dd{font-size:12px;line-height:1.65;color:var(--muted);margin:3px 0 0}
.licenses-content .privacy-note{background:var(--brand-tint);border-left:3px solid var(--brand-primary);border-radius:6px;padding:13px 15px;margin-bottom:0;color:var(--ink-700)}
[hidden]{display:none!important}
/* Opening guidance and help follow the P&ID Class Audit layout. */
h1>span{color:var(--brand-primary)}
.start-grid{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(280px,1fr);gap:26px;align-items:start;margin-bottom:16px}
.start-grid>.card{min-width:0;margin-bottom:0}
.start-grid .file-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.start-grid .row>label{min-width:0;flex:1}
.start-grid .row>label:last-child{flex:0 0 105px}
.guide-card{min-width:0;padding:26px 12px}
.guide-card .eyebrow{margin-bottom:16px}
.guide-card h2{font-size:23px;line-height:1.3}
.guide-steps{list-style:none;padding:0;margin:25px 0 20px}
.guide-steps li{display:flex;gap:13px;margin-bottom:20px}
.guide-steps li>span{display:grid;place-items:center;flex:none;width:26px;height:26px;border:1px solid var(--brand-secondary);border-radius:6px;background:var(--amber-tint);color:var(--amber-ink);font-size:11px}
.guide-steps strong{font-size:12px;font-weight:600}
.guide-steps p{font-size:12px;color:var(--muted);line-height:1.65;margin:4px 0 0}
.guide-note{border-top:1px solid var(--line);padding-top:15px;font-size:12px;color:var(--muted);margin:0}
.local-note{display:flex;justify-content:center;align-items:center;gap:7px;font-size:10px;color:var(--muted);margin:20px 0 0}
.local-note svg{flex:none}
.help{margin:28px 0 20px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:18px 0}
.help>summary{color:var(--muted);font-size:12px;font-weight:600}
.help>summary:hover{color:var(--brand-primary)}
.help[open]>summary{margin-bottom:0}
.help-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:35px;margin-top:12px}
.help h3{font-size:13px;font-weight:600;color:var(--ink);margin:18px 0 8px}
.help p{font-size:12px;color:var(--muted);line-height:1.7;margin:0 0 12px;overflow-wrap:anywhere}
.help .help-note{margin:20px 0 8px}
@media(max-width:1000px){
  .start-grid{grid-template-columns:1fr;gap:0}
  .guide-card{padding:22px 8px 12px}
  .guide-card h2 br{display:none}
  .guide-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin:20px 0}
  .guide-steps li{display:block;margin:0}
  .guide-steps li>span{margin-bottom:8px}
}
@media(max-width:640px){
  .start-grid .file-grid,.help-grid{grid-template-columns:1fr}
  .help-grid{gap:0}
  .guide-card{padding:22px 0 12px}
  .guide-steps{display:block}
  .guide-steps li{display:flex;margin-bottom:18px}
  .guide-steps li>span{margin-bottom:0}
  .local-note{align-items:flex-start;justify-content:flex-start}
}

@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
@media(max-width:640px){
  main{padding:0 18px 20px}
  .masthead{margin:0 -18px;padding:14px 18px;align-items:flex-start;flex-wrap:wrap;gap:10px}
  .wordmark{flex-wrap:wrap;column-gap:12px}
  .brandWordmark{width:200px}
  .productName{padding-left:0;border-left:0}
  .privacy{font-size:10px}
  .intro{padding:30px 0 20px}
  h1{letter-spacing:-1px}
  .card{padding:20px 16px}
  .file-grid,.paste-grid,.modes{grid-template-columns:1fr}
  .mapping{flex-wrap:wrap}
  .mapping-old{flex:1 0 100%}
  .stats{gap:20px}
  footer,.footer-links{align-items:flex-start;flex-direction:column;gap:7px}
  .licenses-heading{padding:20px 18px 15px}
  .licenses-content{padding:17px 18px 22px}
  .actions .hint{width:100%}
}

/* Embedded in a WordPress page. The site header already carries the branding,
   so the in-app masthead is dropped and the layout runs edge to edge. */
.rk-embedded body{display:flow-root}
.demo-prompt{border-top:1px solid var(--line,#DDE1E7);padding-top:18px;margin-top:20px;display:flex;flex-direction:column;align-items:flex-start;gap:10px}
.demo-prompt p{font-size:12px;color:#6B7280;line-height:1.65;margin:0}
.demo-prompt a{font-size:12px;color:#1F6FB8}
.demo-prompt small{font-size:11px;color:#6B7280}
.sample-notice{background:#FCF3E5;border-left:3px solid #D08A2B;border-radius:6px;padding:14px 16px;font-size:12px;line-height:1.65;color:#81551B;margin:0 0 24px}
.results .sample-notice{margin:18px 0}
.rk-embedded .masthead{display:none}
.rk-embedded main{max-width:none;padding-left:clamp(18px,4vw,64px);padding-right:clamp(18px,4vw,64px)}

/* P&ID Linker: header and tag picker grid */
.row>label.wide{flex:2;min-width:220px}
.row #header-row{max-width:115px}
.row #detect{flex:none}
.grid-wrap{overflow:auto;border:1px solid var(--line);border-radius:8px;max-height:380px;margin:4px 0 8px;background:var(--surface-0)}
.grid{border-collapse:separate;border-spacing:0;font-size:11px;width:max-content;min-width:100%}
.grid th,.grid td{padding:5px 9px;border-bottom:1px solid var(--line);border-right:1px solid var(--line);white-space:nowrap;max-width:220px;overflow:hidden;text-overflow:ellipsis}
.grid thead th{background:var(--surface-50);color:var(--muted);font-weight:500;text-align:center;position:sticky;top:0;z-index:2}
.grid thead th.corner{left:0;z-index:3}
.grid tbody th{position:sticky;left:0;z-index:1;background:var(--surface-50);padding:0}
.grid td{cursor:pointer}
.grid td:hover{background:var(--brand-tint)}
.row-button{width:100%;min-width:44px;border:0;border-radius:0;background:transparent;color:var(--muted);font-size:11px;font-weight:500;padding:5px 8px;justify-content:flex-end}
.row-button:hover{background:var(--brand-tint);color:var(--brand-primary-dark)}
.grid tr.above td{color:var(--ink-300)}
.grid tr.header-row td,.grid tr.header-row th{background:var(--table-head);font-weight:600;color:var(--ink)}
.grid tr.header-row .row-button{color:var(--brand-primary-dark);font-weight:700}
.grid thead th.tag-col{background:var(--brand-primary);color:#fff}
.grid td.tag-col{background:var(--amber-tint);box-shadow:inset 1px 0 var(--brand-secondary),inset -1px 0 var(--brand-secondary)}
.grid tr.header-row td.tag-col{background:#F6DDB3}
.grid td.is-tag{color:var(--brand-primary-dark);font-weight:500}
.grid td.not-tag{color:var(--muted);font-style:italic}

/* Tag structure */
.structure{border:1px solid var(--line);border-left:3px solid var(--brand-primary);border-radius:8px;padding:14px 16px;margin:14px 0 4px;background:var(--surface-50)}
.structure.attention{border-color:var(--brand-secondary);background:var(--amber-tint);color:var(--amber-ink)}
.structure p{margin:6px 0 0}
.structure-head{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;font-size:12px;color:var(--ink-700)}
.structure-count{font-size:22px;font-weight:600;letter-spacing:-.02em;color:var(--ink)}
.parts{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;margin-top:12px}
.part{background:var(--surface-0);border:1px solid var(--line);border-radius:6px;padding:9px 11px;display:flex;flex-direction:column;gap:2px;min-width:0}
.part strong{font-size:12px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.part-label{font-size:9px;letter-spacing:1.4px;text-transform:uppercase;color:var(--brand-primary);font-weight:600}
.part-meta{font-size:10px;color:var(--muted)}

/* Columns and options */
.picker-actions{display:flex;gap:16px;margin-top:6px}
.picker-actions .text-button{padding:2px 0;font-size:12px}
.column-picker label.is-tag{border-color:var(--brand-secondary);background:var(--amber-tint);color:var(--amber-ink)}
.checks{display:flex;flex-direction:column;gap:10px;margin:6px 0 4px}
.checks .check{font-size:12px;color:var(--ink-700)}
.checks input[type=color]{width:34px;height:24px;min-height:0;padding:1px 2px;margin:0 0 0 6px;display:inline-block;cursor:pointer}

/* Report statuses */
.status-linked td{background:var(--added)}
.status-duplicate td{background:var(--brand-tint)}
.status-missing td{background:var(--removed)}
.status-ambiguous td{background:var(--changed)}
.status-pid-only td{background:var(--skipped);color:var(--ink-700)}
@media(max-width:640px){
  .row #header-row{max-width:none}
  .parts{grid-template-columns:1fr 1fr}
}
.start-grid .row>label:last-child{flex:1}

/* Opening a linked PDF and the export note */
.file-button{position:relative;cursor:pointer}
.file-button input{position:absolute;inset:0;width:100%;height:100%;min-height:0;margin:0;opacity:0;cursor:pointer}
.file-button:focus-within{outline:3px solid var(--brand-primary);outline-offset:4px}
.file-button.is-dragging{background:var(--brand-tint);border-color:var(--brand-primary);box-shadow:0 0 0 3px #1F6FB833}
.export-note{margin:12px 0 0}

/* A tag built from several columns */
.compose-toggle{margin:4px 0 10px;font-size:12px;color:var(--ink-700)}
.compose{border:1px solid var(--line);border-left:3px solid var(--brand-secondary);border-radius:8px;padding:12px 16px;margin:0 0 12px;background:var(--surface-50)}
.compose .hint{margin:0 0 8px}
.compose-columns{display:flex;flex-wrap:wrap;gap:10px}
.compose-item{display:flex;align-items:center;gap:8px;background:var(--surface-0);border:1px solid var(--line);border-radius:6px;padding:6px 8px}
.compose-item select{margin:0;min-width:170px;max-width:260px}
.compose-number{display:grid;place-items:center;width:22px;height:22px;border-radius:5px;background:var(--amber-tint);color:var(--amber-ink);border:1px solid var(--brand-secondary);font-size:11px;font-weight:600;flex:none}
.compose-remove{padding:4px 0;font-size:12px}
.compose .row{margin:10px 0 4px}
.row>label.compose-separator{flex:0 0 110px;min-width:0}
.compose-example{margin:6px 0 0;font-size:12px;font-weight:600;color:var(--brand-primary-dark);overflow-wrap:anywhere}

/* Tag column "+" and "×", as in PDF Annotator */
.row>.tag-column-block{flex:1;min-width:210px;display:flex;align-items:flex-end;gap:8px}
.tag-column-block>label{flex:1;min-width:0}
.tag-add{flex:none;width:39px;min-height:39px;padding:0;border:1px solid var(--ink-300);border-radius:6px;background:var(--surface-0);color:var(--brand-primary);font-size:18px;font-weight:600;line-height:1}
.tag-add:hover{border-color:var(--brand-primary);background:var(--brand-tint);color:var(--brand-primary-dark)}
.tag-add[hidden]{display:none}
.compose-item .tag-remove{width:30px;min-height:30px;font-size:16px}

/* Drawing annotations */
.annotate-block{border-top:1px solid var(--line);padding-top:16px;margin-top:16px}
.annotate-block:first-of-type{border-top:0;padding-top:0;margin-top:0}
.block-title{font-size:14px;font-weight:600;color:var(--ink);margin:0 0 10px}
.block-title .hint{font-weight:400;margin-left:6px}
.annotate-panel{border:1px solid var(--line);border-left:3px solid var(--brand-primary);border-radius:8px;padding:12px 16px;margin:10px 0 4px;background:var(--surface-50)}
.annotate-panel .column-picker{margin:8px 0 10px}
.annotate-panel .row{margin:12px 0 6px}
.row>label.narrow{flex:0 0 110px;min-width:0}
.order-list{display:flex;flex-direction:column;gap:2px;max-height:240px;overflow:auto;border:1px solid var(--line);border-radius:6px;padding:4px;background:var(--surface-0)}
.order-item{display:flex;align-items:center;gap:6px;padding:2px 4px;border-radius:5px}
.order-item.is-on{background:var(--brand-tint)}
.order-item>label{flex:1;display:flex;align-items:center;gap:8px;font-weight:400;font-size:12px;min-width:0;overflow-wrap:anywhere;cursor:pointer}
.icon-button{flex:none;width:28px;height:28px;min-height:0;padding:0;border:1px solid var(--ink-300);border-radius:5px;background:var(--surface-0);color:var(--ink);font-size:13px;line-height:1}
.icon-button:hover{background:var(--brand-tint);border-color:var(--brand-primary);color:var(--brand-primary-dark)}
.icon-button:disabled:hover{background:var(--surface-0);border-color:var(--ink-300);color:var(--ink)}
.colour-default{font-size:12px;color:var(--ink-700);margin:0 0 6px}
.colour-default input[type=color],.rule-colour input[type=color]{width:44px;height:30px;min-height:0;padding:1px 2px;display:inline-block;cursor:pointer}
.colour-default input[type=color]{margin:0 0 0 6px}
.rules{display:flex;flex-direction:column;gap:8px;margin:10px 0}
.rule-row{display:grid;grid-template-columns:minmax(130px,1.3fr) minmax(110px,1fr) minmax(90px,1fr) 52px minmax(100px,1fr) auto;gap:8px;align-items:end;padding:8px 10px;border:1px solid var(--line);border-radius:6px;background:var(--surface-50)}
.rule-row>label{font-size:11px;min-width:0}
.rule-row select,.rule-row input[type=text]{min-height:34px;padding:6px 8px}
.rule-buttons{display:flex;gap:4px;padding-bottom:3px}
.rule-markers{margin:12px 0 4px;font-size:12px;color:var(--ink-700)}
@media(max-width:760px){
  .rule-row{grid-template-columns:1fr 1fr}
  .rule-buttons{grid-column:1 / -1;justify-content:flex-end}
}

/* "?" popovers that show what an option does. The button sits after its label,
   never inside it, so clicking it cannot toggle the checkbox. */
.check-row{display:flex;align-items:center;gap:8px}
.check-row>.check{flex:0 1 auto;min-width:0}
.help-button{flex:none;width:20px;height:20px;min-height:0;padding:0;border:1px solid var(--ink-300);border-radius:50%;background:var(--surface-0);color:var(--brand-primary);font-size:11px;font-weight:700;line-height:1}
.help-button:hover{background:var(--brand-tint);border-color:var(--brand-primary);color:var(--brand-primary-dark)}
.help-button:focus-visible{outline:3px solid var(--brand-primary);outline-offset:2px}
.help-pop{position:fixed;inset:auto;margin:0;left:8px;top:8px;width:min(364px,calc(100vw - 16px));max-height:calc(100vh - 16px);overflow:auto;padding:12px 14px 14px;border:1px solid var(--line);border-radius:8px;background:var(--surface-0);color:var(--ink);box-shadow:0 12px 36px #1A1F2A33}
.help-pop:popover-open{animation:help-in .12s ease-out}
@keyframes help-in{from{opacity:0;transform:translateY(-3px)}}
.help-pop-head{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:8px}
.help-pop-title{font-size:13px;font-weight:600;margin:0}
.help-close{flex:none;width:26px;height:26px;min-height:0;padding:0;border-color:transparent;background:transparent;color:var(--ink-500);font-size:18px;font-weight:400;line-height:1}
.help-close:hover{background:var(--surface-50);border-color:var(--line);color:var(--brand-primary)}
.help-seg{display:flex;flex-wrap:wrap;gap:0;margin-bottom:10px}
.help-seg button{padding:4px 10px;min-height:0;border:1px solid var(--ink-300);border-radius:0;margin-left:-1px;background:var(--surface-0);color:var(--ink-700);font-size:11px;font-weight:500;gap:5px}
.help-seg button:first-child{border-radius:5px 0 0 5px;margin-left:0}
.help-seg button:last-child{border-radius:0 5px 5px 0}
.help-seg button:hover{background:var(--brand-tint);color:var(--brand-primary-dark)}
.help-seg button[aria-pressed=true]{position:relative;background:var(--brand-primary);border-color:var(--brand-primary);color:#fff}
.help-seg button:focus-visible{position:relative;z-index:1;outline-offset:1px}
.help-chips{gap:6px}
.help-chips button,.help-chips button:first-child,.help-chips button:last-child{border-radius:12px;margin-left:0}
.help-chips button[aria-pressed=true]::before{content:'✓'}
.help-figure{background:var(--surface-50);border:1px solid var(--line);border-radius:6px;padding:8px;display:flex;justify-content:center}
.help-svg{display:block;width:100%;max-width:320px;height:auto;font-family:Inter,ui-sans-serif,-apple-system,'Segoe UI',sans-serif}
.help-caption{font-size:12px;line-height:1.55;color:var(--ink-700);margin:10px 0 0}
.hp-paper{fill:#fff;stroke:var(--line)}
.hp-eyebrow{font-size:7.5px;font-weight:600;letter-spacing:1.2px;fill:var(--ink-500)}
.hp-pipe{fill:none;stroke:var(--ink-700);stroke-width:1.5}
.hp-symbol{fill:#fff;stroke:var(--ink-700);stroke-width:1.3;stroke-linejoin:round}
.hp-line{fill:none;stroke:var(--ink-500);stroke-width:1.2}
.hp-signal{fill:none;stroke:var(--ink-500);stroke-width:1;stroke-dasharray:3 2}
.hp-tag{font-size:11px;font-weight:600;fill:var(--ink-900)}
.hp-highlight{opacity:.45}
.hp-ring{fill:none;stroke-width:2.4}
.hp-label{font-size:9px;font-weight:500}
.hp-sub{font-size:8px;fill:var(--ink-500);font-style:italic}
.hp-note{fill:#FFFBEA;stroke:var(--brand-secondary);stroke-width:1}
.hp-note-text{font-size:9px;fill:var(--ink-700)}
.hp-note-text.strong{font-weight:700;fill:var(--ink-900)}
.hp-head{fill:var(--table-head)}
.hp-th{font-size:8.5px;font-weight:600;fill:var(--ink-900)}
.hp-rule{stroke:var(--line)}
.hp-row-tag{font-size:9px;font-weight:600;text-decoration:underline}
.hp-row-tag.linked{fill:var(--brand-primary)}
.hp-row-tag.missing{fill:var(--danger)}
.hp-td{font-size:9px;fill:var(--ink-700)}
@media(prefers-reduced-motion:reduce){.help-pop:popover-open{animation:none}}
/* Linked-PDF viewer: a full-window dialog. Inside WordPress the parent page
   turns the iframe into a full-window overlay while it is open. */
.viewer-dialog{position:fixed;inset:0;width:100%;height:100%;max-width:none;max-height:none;margin:0;padding:0;border:0;background:#454C58;color:var(--ink);overflow:hidden}
.viewer-dialog[open]{display:flex;flex-direction:column}
.viewer-dialog::backdrop{background:#1A1F2A}
.viewer-bar{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding:9px 14px;background:var(--surface-0);border-top:3px solid var(--brand-primary);border-bottom:1px solid var(--line);flex:none}
.viewer-group{display:flex;align-items:center;gap:6px}
.viewer-bar .secondary{padding:6px 11px;font-size:12px;min-height:34px}
.viewer-bar .viewer-icon{width:34px;padding:0;font-size:18px;line-height:1}
.viewer-bar button[aria-pressed=true]{border-color:var(--brand-primary);background:var(--brand-tint);color:var(--brand-primary-dark)}
.viewer-bar input{width:62px;min-height:34px;margin:0;padding:5px 8px;text-align:right}
.viewer-count,.viewer-zoom{font-size:12px;color:var(--ink-700);white-space:nowrap}
.viewer-zoom{min-width:48px;text-align:center;font-variant-numeric:tabular-nums}
.viewer-title{flex:1;min-width:120px;font-size:13px;font-weight:600;margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align:right;color:var(--ink-700)}
.viewer-panes{flex:1;min-height:0;display:flex}
.viewer-stage{position:relative;flex:1 1 0;min-width:0;min-height:0;overflow:auto;display:flex;padding:24px;outline:none;overscroll-behavior:contain;touch-action:pan-x pan-y}
.viewer-stage[hidden],.viewer-divider[hidden]{display:none}
.viewer-stage:focus-visible{box-shadow:inset 0 0 0 3px var(--brand-primary)}
/* Split view: the list on the left, the drawing on the right, a divider between. */
.viewer-panes.is-split>.viewer-stage:first-child{flex:0 0 var(--viewer-split,40%)}
.viewer-panes.is-split>.viewer-stage.is-active{box-shadow:inset 0 3px 0 var(--brand-primary)}
.viewer-panes.is-split>.viewer-stage.is-active:focus-visible{box-shadow:inset 0 0 0 3px var(--brand-primary)}
/* Stacked: the list above, the drawing below. */
.viewer-panes.is-stacked{flex-direction:column}
.viewer-panes.is-stacked>.viewer-divider{width:auto;height:8px;cursor:row-resize}
.viewer-divider{flex:none;width:8px;cursor:col-resize;background:#2F353F;touch-action:none;outline:none}
.viewer-divider:hover,.viewer-divider:focus-visible,.viewer-divider.is-dragging{background:var(--brand-primary)}
.viewer-link.is-selected{background:#F0521E2E;box-shadow:0 0 0 2px #F0521E}
.viewer-sheet{position:relative;flex:none;margin:auto;background:#fff;box-shadow:0 2px 14px #0006}
.viewer-stage.is-continuous{display:block;overflow-anchor:none}
.viewer-flow{position:relative;flex:none}
.is-continuous .viewer-sheet{position:absolute;margin:0}
.is-continuous .viewer-flow>.viewer-sheet:not(.viewer-slot){z-index:1}
.viewer-slot::before{content:attr(data-label);position:absolute;top:12px;left:12px;color:#6b7280;font-size:12px}
.viewer-sheet canvas{position:absolute;display:block}
.viewer-sheet canvas.base{inset:0;width:100%;height:100%}
.viewer-links{position:absolute;inset:0;z-index:2}
.viewer-link{position:absolute;display:block;border-radius:2px}
.viewer-link:hover{background:#1F6FB82E;box-shadow:0 0 0 1px #1F6FB8AA}
.viewer-link:focus-visible{outline:3px solid var(--brand-primary);outline-offset:2px}
.viewer-caption{flex:none;margin:0;padding:5px 14px;font-size:11px;color:var(--ink-700);background:var(--surface-50);border-bottom:1px solid var(--line)}
.viewer-note{flex:none;margin:0;padding:8px 14px;font-size:12px;color:var(--amber-ink);background:var(--amber-tint);border-bottom:1px solid var(--brand-secondary)}
.viewer-status{flex:none;margin:0;padding:6px 14px;font-size:11px;color:#E6E9EE;background:#2F353F}
.viewer-status.is-rendering::after{content:' · Drawing the page…';color:#B4BAC4}
/* The drawing in its own window: the same bar, stage and status line. */
.viewer-popout-body{margin:0;padding:0;background:#454C58;overflow:hidden}
.viewer-popout{position:fixed;inset:0;display:flex;flex-direction:column;color:var(--ink);background:#454C58}
.sources-dialog{width:min(620px,calc(100vw - 32px));max-height:calc(100vh - 40px);box-sizing:border-box;padding:24px;border:1px solid var(--line);border-radius:12px;background:var(--surface-0);color:var(--ink);overflow:auto;box-shadow:0 12px 48px #0005}
.sources-dialog::backdrop{background:#1A1F2A99}
.sources-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:24px}
.sources-heading h2{margin:0;font-size:21px}
.sources-dialog dt{margin-top:18px;font-size:12px;color:var(--ink-700)}
.sources-dialog dd{margin:5px 0 0;font-size:14px;overflow-wrap:anywhere;line-height:1.5}
.sources-note{border-top:1px solid var(--line);padding-top:16px;margin-top:24px;font-size:12px;line-height:1.6;color:var(--ink-700)}

/* The target marker: a frame that homes in on the target, pulses and fades. */
.viewer-marker{position:absolute;z-index:3;pointer-events:none}
.viewer-marker::before,.viewer-marker::after{content:'';position:absolute;inset:-9px;border-radius:10px}
.viewer-marker::before{border:4px solid #F0521E;box-shadow:0 0 0 3px #FFFFFFD9,0 0 26px 8px #F0521E99}
.viewer-marker::after{border:3px solid #F0521E;opacity:0}
.viewer-marker.is-row::before{inset:-3px -6px;border-width:3px;border-radius:6px;background:#F0521E1F;border-left-width:8px}
/* A brief spotlight: everything but the target dims, then clears. */
.viewer-marker.is-active{outline:100vmax solid transparent;outline-offset:9px;animation:marker-dim 2.6s ease-out forwards}
.viewer-marker.is-active::before{animation:marker-pulse .9s ease-in-out 0s 4,marker-fade .8s ease-in 4.3s forwards}
.viewer-marker.is-active::after{animation:marker-home .75s cubic-bezier(.2,.7,.3,1) forwards}
@keyframes marker-pulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.12);opacity:.75}}
@keyframes marker-fade{to{opacity:0}}
@keyframes marker-dim{0%,35%{outline-color:#1A1F2A4D}100%{outline-color:transparent}}
@keyframes marker-home{0%{transform:scale(7);opacity:0}35%{opacity:.9}100%{transform:scale(1);opacity:0}}
@media(prefers-reduced-motion:reduce){
  .viewer-marker.is-active::before{animation:marker-fade .8s ease-in 4.3s forwards}
  .viewer-marker.is-active::after{animation:none}
  .viewer-marker.is-active{animation:none}
}
@media(max-width:640px){
  .viewer-bar{gap:8px;padding:8px 10px}
  .viewer-title{display:none}
  .viewer-stage{padding:12px}
}
/* On narrow screens the panes stack: list above, drawing below. */
@media(max-width:760px){
  .viewer-panes{flex-direction:column}
  .viewer-divider{width:auto;height:8px;cursor:row-resize}
  #viewer-stack{display:none}
}

.drawing-list-editor{max-height:360px;overflow:auto;margin-top:12px}
.drawing-list-editor table{width:100%;border-collapse:collapse}
.drawing-list-editor th,.drawing-list-editor td{padding:6px;text-align:left}
.drawing-list-editor input{width:100%;min-width:100px}
.drawing-list-editor th{position:sticky;top:0;background:var(--surface-0)}