/* ============================================================
   PEFG — "AS-BUILT" design system
   Shared across index + service pages. Blueprint / drafting
   elegance: navy ink on off-white paper, gold fault accent,
   mono drafting annotations, hairline technical rules.

   Brand values are locked — see ../Brand/pefg-brand-tokens.css.
   Do not introduce new hex values without updating that spec.
   ============================================================ */

:root{
  --bg:#F0EDE6;
  --paper:#FFFFFF;
  --ink:#0D1F3C;
  --line:#1A3A5C;
  --gold:#8A6410;
  --rule:#C9C3B8;
  --rule-soft:#D9D2C4;
  --muted:#5C6678;
  --dim:#3D4E63;
  --grid-line:rgba(26,58,92,.075);
  --f-serif:Georgia,"Times New Roman",serif;
  --f-sans:-apple-system,BlinkMacSystemFont,"Segoe UI","Helvetica Neue",Arial,sans-serif;
  --f-mono:ui-monospace,"SF Mono","Cascadia Code","Roboto Mono",Consolas,monospace;
}

*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
img,svg{display:block;max-width:100%}
a{color:inherit}
h1,h2,h3,h4{text-wrap:balance}
p{text-wrap:pretty}
@media (prefers-reduced-motion:reduce){*{animation-duration:.001ms!important;transition-duration:.001ms!important}}

body{
  background:
    linear-gradient(var(--grid-line) 1px,transparent 1px) 0 0/100% 32px,
    linear-gradient(90deg,var(--grid-line) 1px,transparent 1px) 0 0/32px 100%,
    var(--bg);
  color:var(--ink);
  font-family:var(--f-sans);
  font-size:16px;
  line-height:1.6;
}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px}

.wrap{max-width:1120px;margin:0 auto;padding:0 32px}

/* ---------------- masthead ---------------- */
/* Brand row and nav sit in separate strips: the nav carries eight
   links, which will not share a row with the brand and CTA. */
header.masthead{padding:20px 0 0}
.masthead-row{
  display:flex;align-items:center;justify-content:space-between;
  gap:20px;flex-wrap:wrap;padding-bottom:15px;
}
.brand-line{display:flex;align-items:center;gap:11px;text-decoration:none}
.brand-name{font-family:var(--f-serif);font-size:17px;font-weight:700}
.brand-name small{
  display:block;font-family:var(--f-mono);font-size:9px;letter-spacing:.1em;
  color:var(--gold);font-weight:600;margin-top:2px;text-transform:uppercase;
}
.navbar-strip{border-top:1px solid var(--rule);border-bottom:1px solid var(--line)}
nav.mainnav{
  display:flex;gap:0 22px;flex-wrap:wrap;align-items:center;
  padding:9px 0;
}
nav.mainnav a{
  font-family:var(--f-mono);font-size:12px;text-decoration:none;
  color:var(--dim);letter-spacing:.02em;white-space:nowrap;
}
nav.mainnav a:hover,nav.mainnav a:focus-visible{color:var(--gold)}
nav.mainnav a[aria-current="page"]{color:var(--ink);font-weight:600;border-bottom:1px solid var(--gold)}
/* Divides service links from equipment links — the two are different
   kinds of page, and the rule says so without a label. */
.nav-sep{width:1px;height:12px;background:var(--rule);flex-shrink:0}
.nav-cta{
  font-family:var(--f-mono);font-size:11.5px;font-weight:600;color:var(--bg);
  background:var(--ink);padding:10px 16px;text-decoration:none;letter-spacing:.04em;
}
.nav-cta:hover{background:var(--line)}

/* ---------------- revision block ---------------- */
.revblock{
  display:flex;font-family:var(--f-mono);font-size:10.5px;color:var(--muted);
  border-bottom:1px solid var(--rule);
}
.revblock .wrap{display:flex;padding:7px 32px;flex-wrap:wrap;gap:0}
.revblock span{
  padding-right:22px;border-right:1px solid var(--rule-soft);
  margin-right:22px;letter-spacing:.04em;
}
.revblock span:last-child{border-right:0;margin-right:0;padding-right:0}
.revblock b{color:var(--ink);font-weight:600}

/* ---------------- breadcrumb ---------------- */
.crumb{
  font-family:var(--f-mono);font-size:11.5px;color:var(--muted);
  padding:16px 0 0;letter-spacing:.03em;
}
.crumb a{color:var(--dim);text-decoration:none}
.crumb a:hover{color:var(--gold)}
.crumb span{color:var(--muted);padding:0 6px}

/* ---------------- hero ---------------- */
.hero{padding:56px 0 40px}
.eyebrow{
  font-family:var(--f-mono);font-size:11.5px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--gold);font-weight:600;
}
h1{
  font-family:var(--f-serif);font-size:clamp(31px,4vw,48px);line-height:1.15;
  font-weight:700;letter-spacing:-.01em;margin:16px 0 20px;max-width:26ch;
}
.hero-dek{font-size:17px;line-height:1.7;color:var(--dim);max-width:60ch;margin-bottom:28px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.btn-primary{
  font-size:14px;font-weight:700;color:var(--bg);background:var(--ink);
  padding:13px 24px;text-decoration:none;letter-spacing:.01em;
}
.btn-primary:hover{background:var(--line)}
.btn-ghost{
  font-size:14px;font-weight:700;color:var(--ink);background:transparent;
  border:1px solid var(--ink);padding:12px 24px;text-decoration:none;
}
.btn-ghost:hover{background:var(--paper)}

/* ---------------- triad ---------------- */
.triad{
  display:grid;grid-template-columns:repeat(3,1fr);
  border:1px solid var(--line);margin-top:44px;background:var(--paper);
}
.triad-item{padding:20px 22px;border-right:1px solid var(--rule)}
.triad-item:last-child{border-right:0}
.triad-item .tw{
  font-family:var(--f-mono);font-size:11px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--gold);font-weight:700;margin-bottom:8px;
}
.triad-item p{font-size:14px;line-height:1.6;color:var(--dim);margin:0}

/* ---------------- diagram ---------------- */
.diagram-box{background:var(--paper);border:1px solid var(--rule);margin-top:40px}
.diagram-head{
  display:flex;justify-content:space-between;align-items:center;gap:12px;
  padding:10px 20px;border-bottom:1px solid var(--rule-soft);
  font-family:var(--f-mono);font-size:10.5px;color:var(--muted);
  letter-spacing:.06em;text-transform:uppercase;
}
.diagram-body{padding:28px 20px 8px;overflow-x:auto}
.diagram-body svg{width:100%;min-width:520px;height:auto}

/* ---------------- sections ---------------- */
section.pad{padding:60px 0}
.section-head{border-bottom:1px solid var(--line);padding-bottom:12px;margin-bottom:32px}
.section-head-row{display:flex;justify-content:space-between;align-items:baseline;gap:16px}
.section-head h2{font-family:var(--f-serif);font-size:26px;font-weight:700;letter-spacing:-.01em;margin:0}
.section-head .tag{
  font-family:var(--f-mono);font-size:10.5px;color:var(--muted);
  letter-spacing:.08em;white-space:nowrap;
}
.section-head p.lede{font-size:15px;color:var(--dim);line-height:1.7;margin:10px 0 0;max-width:68ch}

/* ---------------- services ---------------- */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.svc{background:var(--paper);border:1px solid var(--rule);padding:22px 20px;position:relative}
.svc .tag{
  position:absolute;top:0;right:0;font-family:var(--f-mono);font-size:9.5px;
  color:var(--muted);background:var(--rule-soft);padding:3px 8px;letter-spacing:.05em;
}
.svc h3{font-family:var(--f-serif);font-size:17px;font-weight:700;margin:6px 0 9px}
.svc h3 a{text-decoration:none;border-bottom:1px solid var(--gold)}
.svc h3 a:hover{color:var(--gold)}
.svc p{font-size:14.5px;line-height:1.6;color:var(--dim);margin:0}
.svc .more{
  display:inline-block;margin-top:11px;font-family:var(--f-mono);font-size:11.5px;
  color:var(--gold);text-decoration:none;letter-spacing:.03em;
}
.svc .more:hover{text-decoration:underline}

/* ---------------- expertise tags ---------------- */
.tagcloud-wrap{margin-top:46px;border-top:1px dashed var(--rule);padding-top:28px}
.tagcloud-group{margin-bottom:22px}
.tagcloud-group:last-of-type{margin-bottom:0}
.tagcloud-head{
  font-family:var(--f-mono);font-size:11px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--muted);margin-bottom:14px;
}
.tagcloud{display:flex;flex-wrap:wrap;gap:8px}
.tagcloud span,.tagcloud a{
  font-family:var(--f-mono);font-size:12px;padding:6px 11px;
  background:var(--paper);border:1px solid var(--rule);color:var(--dim);
}
.tagcloud a{text-decoration:none}
.tagcloud a:hover{border-color:var(--gold);color:var(--gold)}
.tagcloud-tools{
  margin-top:22px;padding-top:20px;border-top:1px dashed var(--rule);
  font-family:var(--f-mono);font-size:12px;color:var(--dim);line-height:1.8;
}
.tagcloud-tools b{
  color:var(--muted);font-weight:600;letter-spacing:.08em;
  text-transform:uppercase;font-size:10px;margin-right:8px;
}

/* ---------------- about ---------------- */
.about{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px}
.about-figure{
  border:1px solid var(--rule);background:var(--paper);padding:24px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
}
.about-figure svg{width:70px}
.about-figure span{
  font-family:var(--f-mono);font-size:11px;color:var(--muted);
  text-align:center;letter-spacing:.05em;
}
.about-copy p{font-size:15.5px;line-height:1.75;color:var(--dim);margin:0 0 15px}
.spec-table{width:100%;border-collapse:collapse;margin-top:18px;font-family:var(--f-mono);font-size:13px}
.spec-table td{padding:9px 0;border-top:1px solid var(--rule-soft)}
.spec-table td:first-child{color:var(--muted);width:44%;letter-spacing:.02em}
.spec-table td:last-child{font-weight:600;text-align:right}

/* ---------------- process ---------------- */
.process{
  display:grid;grid-template-columns:repeat(3,1fr);
  border-top:1px solid var(--line);border-left:1px solid var(--rule);
}
.process-step{padding:22px}
.process-step{border-right:1px solid var(--rule)}
.process-step .n{
  font-family:var(--f-mono);font-size:11px;color:var(--gold);
  letter-spacing:.08em;margin-bottom:9px;
}
.process-step h3{font-family:var(--f-serif);font-size:16.5px;font-weight:700;margin:0 0 8px}
.process-step p{font-size:14.5px;line-height:1.6;color:var(--dim);margin:0}

/* ---------------- prose (service pages) ---------------- */
.prose{max-width:none}
.prose h2{
  font-family:var(--f-serif);font-size:23px;font-weight:700;
  letter-spacing:-.01em;margin:38px 0 12px;
}
.prose h3{font-family:var(--f-serif);font-size:18px;font-weight:700;margin:26px 0 9px}
.prose p{font-size:16px;line-height:1.75;color:var(--dim);margin:0 0 15px}
.prose ul{margin:0 0 18px;padding-left:20px}
.prose li{font-size:16px;line-height:1.72;color:var(--dim);margin-bottom:9px}
.prose li::marker{color:var(--gold)}
.prose strong{color:var(--ink);font-weight:600}
.prose a{color:var(--gold)}

/* ---------------- FAQ ---------------- */
.faq{border-top:1px solid var(--rule)}
.faq details{border-bottom:1px solid var(--rule);background:var(--paper)}
.faq summary{
  cursor:pointer;padding:16px 20px;font-family:var(--f-sans);
  font-size:15.5px;font-weight:600;color:var(--ink);
  list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";font-family:var(--f-mono);font-size:17px;color:var(--gold);
  flex-shrink:0;line-height:1;
}
.faq details[open] summary::after{content:"\2212"}
.faq summary:hover{color:var(--gold)}
.faq .answer{padding:0 20px 18px;font-size:15.5px;line-height:1.72;color:var(--dim);max-width:72ch}
.faq .answer p{margin:0 0 11px}
.faq .answer p:last-child{margin-bottom:0}

/* ---------------- statement ---------------- */
.statement{border:1px dashed var(--line);padding:32px 36px;text-align:center}
.statement q{
  display:block;font-family:var(--f-serif);font-style:italic;font-size:20px;
  line-height:1.6;color:var(--ink);quotes:none;margin:0 auto 12px;max-width:58ch;
}
.statement cite{
  font-family:var(--f-mono);font-style:normal;font-size:11px;
  letter-spacing:.06em;color:var(--muted);text-transform:uppercase;
}

/* ---------------- CTA band ---------------- */
.cta-band{background:var(--ink);padding:52px 0;text-align:center;color:var(--bg)}
.cta-band h2{font-family:var(--f-serif);font-size:28px;margin:0 0 12px}
.cta-band p{color:#B7C4D6;margin:0 0 24px;font-size:15px}
.cta-band .btn-primary{background:#F0D080;color:var(--ink)}
.cta-band .btn-primary:hover{background:#E4C066}
.cta-band .btn-ghost{color:#fff;border-color:#3D5A80}
.cta-band .btn-ghost:hover{background:#16294A}

/* ---------------- footer ---------------- */
footer{border-top:1px solid var(--line);padding:34px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1fr;gap:26px;margin-bottom:26px}
.footer-grid h4{
  font-family:var(--f-mono);font-size:10px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--muted);margin:0 0 11px;
}
.footer-grid a{display:block;font-size:14px;color:var(--dim);text-decoration:none;margin-bottom:8px}
.footer-grid a:hover{color:var(--ink)}
.footer-grid p{font-size:14px;color:var(--dim);line-height:1.65;margin:0;max-width:34ch}
/* Expansion of the PEFG initialism, subordinate to the legal name above it. */
.footer-grid .legal-name{font-size:13px;color:var(--dim);opacity:.8;margin:2px 0 10px;max-width:34ch}
.nap{font-size:14px;color:var(--dim);line-height:1.7;font-style:normal}
.nap b{color:var(--ink);font-weight:600;display:block;margin-bottom:3px}
.nap a{display:inline;margin:0;color:var(--dim);text-decoration:none}
.nap a:hover{color:var(--gold)}
.footer-legal{
  border-top:1px solid var(--rule);padding-top:16px;display:flex;
  justify-content:space-between;flex-wrap:wrap;gap:10px;
  font-size:11.5px;color:var(--muted);font-family:var(--f-mono);
}


/* ============================================================
   BYLINE — visible author attribution + review date.
   Present on every page; schema alone does not satisfy E-E-A-T.
   ============================================================ */
.byline{border-top:1px solid var(--rule-soft);border-bottom:1px solid var(--rule-soft);background:var(--paper)}
.byline .wrap{display:flex;align-items:center;gap:14px;padding-top:12px;padding-bottom:12px}
.byline img{width:42px;height:42px;border-radius:50%;object-fit:cover;flex-shrink:0;border:1px solid var(--rule)}
.byline p{margin:0;font-size:13.5px;line-height:1.55;color:var(--dim)}
.byline a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--gold)}
.byline a:hover{color:var(--gold)}
.byline .rev{display:block;font-family:var(--f-mono);font-size:11.5px;color:var(--muted);letter-spacing:.02em;margin-top:2px}

/* ============================================================
   PORTRAIT — real photograph replaces the placeholder mark.
   ============================================================ */
.about-figure img.portrait{width:100%;height:auto;border:1px solid var(--rule);background:var(--paper)}
.about-figure figcaption{
  font-family:var(--f-mono);font-size:11px;color:var(--muted);
  letter-spacing:.04em;text-transform:uppercase;margin-top:9px;line-height:1.5;
}

/* ============================================================
   BIO PAGE
   ============================================================ */
.bio-head{display:grid;grid-template-columns:300px 1fr;gap:44px;align-items:start}
.bio-head .portrait{width:100%;height:auto;border:1px solid var(--rule)}
.bio-portrait figcaption{
  font-family:var(--f-mono);font-size:10.5px;color:var(--muted);
  letter-spacing:.04em;text-transform:uppercase;margin-top:8px;line-height:1.55;
}
.cred-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--rule);border:1px solid var(--rule);margin:32px 0}
.cred{background:var(--paper);padding:18px 18px 16px}
.cred b{display:block;font-family:var(--f-mono);font-size:10.5px;letter-spacing:.09em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
.cred span{font-family:var(--f-serif);font-size:19px;font-weight:700;color:var(--ink);display:block;line-height:1.25}
.cred em{display:block;font-style:normal;font-size:13px;color:var(--dim);margin-top:5px;line-height:1.5}

.timeline{border-left:2px solid var(--rule);margin:8px 0 4px;padding-left:0;list-style:none}
.timeline li{position:relative;padding:0 0 22px 24px}
.timeline li::before{
  content:"";position:absolute;left:-7px;top:6px;width:12px;height:12px;
  border-radius:50%;background:var(--bg);border:2px solid var(--gold);
}
.timeline .yr{font-family:var(--f-mono);font-size:11.5px;letter-spacing:.06em;color:var(--muted);display:block}
.timeline .role{font-family:var(--f-serif);font-size:17px;font-weight:700;margin:3px 0 5px;display:block}
.timeline p{font-size:15px;line-height:1.7;color:var(--dim);margin:0}

/* ============================================================
   MATTERS + PUBLICATIONS
   ============================================================ */
.matter{background:var(--paper);border:1px solid var(--rule);padding:22px 22px 18px;margin-bottom:18px}
.matter h3{font-family:var(--f-serif);font-size:18px;font-weight:700;margin:0 0 12px}
.matter dl{display:grid;grid-template-columns:132px 1fr;gap:0;margin:0;font-size:14.5px}
.matter dt{
  font-family:var(--f-mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--muted);padding:8px 0;border-top:1px solid var(--rule-soft);
}
.matter dd{margin:0;padding:8px 0;color:var(--dim);border-top:1px solid var(--rule-soft);line-height:1.6}

.reflist{list-style:none;margin:0;padding:0;border-top:1px solid var(--rule)}
.reflist li{
  border-bottom:1px solid var(--rule-soft);padding:15px 0;
  font-size:15.5px;line-height:1.7;color:var(--dim);
}
.reflist li b{color:var(--ink);font-weight:600}
.reflist .kind{
  font-family:var(--f-mono);font-size:10px;letter-spacing:.09em;text-transform:uppercase;
  color:var(--muted);display:block;margin-bottom:5px;
}

/* ============================================================
   CONTACT FORM
   ============================================================ */
.formwrap{background:var(--paper);border:1px solid var(--rule);padding:30px 32px}
.field{margin-bottom:18px}
.field label{
  display:block;font-family:var(--f-mono);font-size:11px;letter-spacing:.08em;
  text-transform:uppercase;color:var(--muted);margin-bottom:6px;
}
.field .req{color:var(--gold)}
.field input,.field select,.field textarea{
  width:100%;font-family:var(--f-sans);font-size:16px;color:var(--ink);
  background:var(--bg);border:1px solid var(--rule);padding:11px 12px;border-radius:0;
}
.field textarea{min-height:132px;resize:vertical;line-height:1.6}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--line);outline:2px solid var(--gold);outline-offset:1px}
.field .hint{font-size:13px;color:var(--muted);margin:5px 0 0;line-height:1.5}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
button.btn-primary{font-family:var(--f-mono);cursor:pointer}
.form-note{
  font-size:13px;color:var(--muted);line-height:1.65;margin:16px 0 0;
  padding-top:14px;border-top:1px solid var(--rule-soft);
}
.contact-grid{display:grid;grid-template-columns:1.35fr .85fr;gap:44px;align-items:start}

/* ============================================================
   IN-BODY UTILITIES — checklists, standards citations, callouts
   ============================================================ */
.checklist{list-style:none;margin:0 0 20px;padding:0}
.checklist li{
  position:relative;padding-left:26px;margin-bottom:10px;
  font-size:16px;line-height:1.7;color:var(--dim);
}
.checklist li::before{
  content:"";position:absolute;left:2px;top:8px;width:9px;height:9px;
  border:1.5px solid var(--gold);
}
.standards{background:var(--paper);border:1px solid var(--rule);border-left:3px solid var(--gold);padding:20px 22px 16px;margin:26px 0}
.standards h3{
  font-family:var(--f-mono)!important;font-size:11px!important;letter-spacing:.09em;
  text-transform:uppercase;color:var(--muted);margin:0 0 12px!important;font-weight:600!important;
}
.standards ul{margin:0;padding-left:18px}
.standards li{font-size:14.5px;line-height:1.65;margin-bottom:7px;color:var(--dim)}
.standards li:last-child{margin-bottom:0}
.worked{background:var(--paper);border:1px dashed var(--rule);padding:22px 24px 18px;margin:26px 0}
.worked .cap{
  font-family:var(--f-mono);font-size:10.5px;letter-spacing:.09em;text-transform:uppercase;
  color:var(--muted);display:block;margin-bottom:10px;
}
.worked p:last-child{margin-bottom:0}
.related{
  margin:34px 0 0;padding-top:20px;border-top:1px dashed var(--rule);
  font-size:15px;line-height:1.8;color:var(--dim);
}
.related b{
  display:block;font-family:var(--f-mono);font-size:10.5px;letter-spacing:.09em;
  text-transform:uppercase;color:var(--muted);margin-bottom:8px;font-weight:600;
}

/* ============================================================
   RESPONSIVE
   Body copy holds at 16px on small screens; only the mono
   drafting labels are allowed to stay small.
   ============================================================ */
@media(max-width:860px){
  .about,.services-grid,.process,.footer-grid,.triad,
  .bio-head,.cred-grid,.contact-grid,.field-row{grid-template-columns:1fr}
  .bio-head{gap:28px}
  .bio-portrait{max-width:300px}
  .cred-grid{gap:1px}
  .matter dl{grid-template-columns:1fr}
  .matter dt{padding-bottom:0;border-top:1px solid var(--rule-soft)}
  .matter dd{padding-top:3px;border-top:0}
  .formwrap{padding:24px 20px}
  .triad-item,.process-step{border-right:0;border-bottom:1px solid var(--rule)}
  .process{border-left:0}
  .revblock .wrap{flex-wrap:wrap;row-gap:4px}
  .masthead-row{gap:14px}
  /* Wrapping nav; links get vertical padding so each is a 44px touch
     target rather than a 20px text run. The service/equipment rule
     reads as noise once the row wraps, so it is dropped. */
  nav.mainnav{gap:0 18px;padding:2px 0}
  nav.mainnav a{padding:12px 0;font-size:13.5px}
  .nav-sep{display:none}
  .wrap{padding:0 22px}
  .revblock .wrap{padding:7px 22px}
  .hero{padding:40px 0 32px}
  section.pad{padding:46px 0}
  .svc p,.triad-item p,.process-step p,.footer-grid a,.footer-grid p,.nap{font-size:16px}
  .hero-dek{font-size:17px}
  .about-copy p,.prose p,.prose li{font-size:16.5px}
  .statement{padding:26px 22px}
  .statement q{font-size:18px}
}
@media(max-width:520px){
  .masthead-row{align-items:flex-start}
  .nav-cta{width:100%;text-align:center}
}

/* Photo variant of the about figure: the portrait bleeds to the frame. */
.about-figure.has-photo{padding:12px;align-items:stretch;justify-content:flex-start;gap:0}
.about-figure.has-photo figcaption{text-align:center}
.about-figure.has-photo .portrait{border:0}