:root{
  --bg:#FFFFFF;
  --fg:#0A1930;
  --accent:#C8102E;
  --muted:#5a6a83;
  --rule:#e5e8ef;
  --alt:#f4f6fa;
  --dark:#0A1930;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:'Source Sans 3', system-ui, sans-serif;
  color:var(--fg);
  background:var(--bg);
  font-weight:400;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3{
  font-family:'Playfair Display', serif;
  font-weight:700;
  line-height:1.15;
  margin:0 0 .6em;
  letter-spacing:-.01em;
}
h1{font-size:clamp(2.2rem, 5vw, 3.8rem)}
h2{font-size:clamp(1.6rem, 3vw, 2.4rem)}
h3{font-size:1.2rem}
p{margin:0 0 1em}

a{color:inherit;text-decoration:none}

.wrap{max-width:1160px;margin:0 auto;padding:0 24px}

/* Header */
.site-header{
  position:absolute;
  top:0;left:0;right:0;
  z-index:10;
  padding:22px 0;
}
.site-header.sub{
  position:relative;
  background:#fff;
  border-bottom:1px solid var(--rule);
}
.site-header.sub .header-inner{color:var(--fg)}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  color:#fff;
  gap:24px;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:600;letter-spacing:.02em;text-transform:uppercase;font-size:.95rem}
.site-header.sub .brand svg rect{stroke:#0A1930}
.site-header nav{display:flex;gap:24px;font-size:.9rem;flex-wrap:wrap}
.site-header nav a{opacity:.85;transition:opacity .15s, color .15s}
.site-header nav a:hover{opacity:1;color:var(--accent)}
.site-header nav a.current{color:var(--accent);opacity:1}

@media(max-width:820px){
  .site-header nav{display:none}
}

/* Hero */
.hero{
  position:relative;
  min-height:92vh;
  display:flex;
  align-items:flex-end;
  overflow:hidden;
  color:#fff;
  background:var(--dark);
}
.hero-art{
  position:absolute;inset:0;width:100%;height:100%;
}
.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(10,25,48,.3) 0%, rgba(10,25,48,.5) 55%, rgba(10,25,48,.88) 100%);
}
.hero-content{
  position:relative;
  padding:160px 24px 80px;
  max-width:900px;
}
.hero-note{
  margin-top:22px;
  font-size:.85rem;
  letter-spacing:.05em;
  color:rgba(255,255,255,.7);
  border-left:2px solid var(--accent);
  padding-left:14px;
}

/* Sub-hero (engagements, field notes) */
.sub-hero{
  padding:100px 0 40px;
  border-bottom:1px solid var(--rule);
}
.sub-hero .lede.dark{color:var(--muted)}
.sub-hero h1{max-width:820px}

.eyebrow{
  font-size:.8rem;
  letter-spacing:.22em;
  text-transform:uppercase;
  font-weight:600;
  color:var(--accent);
  margin:0 0 18px;
}
.eyebrow.dark{color:var(--accent)}
.eyebrow.light{color:#fff;opacity:.7}
.lede{
  font-size:1.15rem;
  max-width:640px;
  opacity:.95;
}
.cta{
  display:inline-block;
  margin-top:18px;
  padding:14px 28px;
  background:var(--accent);
  color:#fff;
  font-weight:600;
  letter-spacing:.05em;
  text-transform:uppercase;
  font-size:.85rem;
  border:2px solid var(--accent);
  transition:background .15s, color .15s;
}
.cta:hover{background:transparent;color:#fff}

/* Sections */
.section{padding:96px 0}
.section-alt{background:var(--alt)}
.section-dark{background:var(--dark);color:#fff}
.section-dark h2,.section-dark h3{color:#fff}
.light{color:#fff}

.section-lede{
  max-width:720px;
  color:var(--muted);
  font-size:1.05rem;
  margin-bottom:20px;
}

.grid-2{
  display:grid;
  grid-template-columns:1fr 1.3fr;
  gap:64px;
  align-items:start;
}
@media(max-width:820px){
  .grid-2{grid-template-columns:1fr;gap:24px}
  .section{padding:64px 0}
}

.prose p{color:var(--muted)}
.prose.light p,.prose.light li{color:rgba(255,255,255,.82)}
.prose ul{padding-left:0;list-style:none;margin:0}
.prose .tell{
  margin-top:10px;
  padding:14px 18px;
  border-left:3px solid var(--accent);
  background:#fff;
  color:var(--fg);
  font-size:.98rem;
}
.deliverables li{
  padding:14px 0 14px 28px;
  border-bottom:1px solid rgba(255,255,255,.12);
  position:relative;
}
.deliverables li:before{
  content:"";
  position:absolute;left:0;top:22px;
  width:14px;height:2px;background:var(--accent);
}
.deliverables li strong{color:#fff}
.fineprint{
  margin-top:22px;
  font-size:.85rem;
  color:rgba(255,255,255,.55);
  letter-spacing:.02em;
}

/* Steps */
.steps{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:40px;
  margin-top:40px;
}
.steps article{
  border-top:3px solid var(--accent);
  padding-top:20px;
}
.step-num{
  font-family:'Playfair Display',serif;
  font-size:2.2rem;
  color:var(--accent);
  font-weight:700;
  margin-bottom:6px;
}
.steps p{color:var(--muted)}
@media(max-width:820px){
  .steps{grid-template-columns:1fr;gap:28px}
}
.footnote{
  margin-top:40px;
  font-size:.85rem;
  color:var(--muted);
  max-width:740px;
  border-top:1px solid var(--rule);
  padding-top:16px;
}
.footnote sup{color:var(--accent)}

/* Binder + hardhat illustrations */
.binder{max-width:200px;margin-top:24px;display:block}
.hardhat{max-width:160px;margin-top:20px;display:block}

/* Numbers / stats */
.numbers .stats{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:0;
  margin-top:40px;
  border-top:2px solid var(--fg);
  border-left:2px solid var(--fg);
}
.stat{
  border-right:2px solid var(--fg);
  border-bottom:2px solid var(--fg);
  padding:28px 24px;
  background:#fff;
}
.stat-num{
  font-family:'Playfair Display',serif;
  font-size:clamp(2.4rem, 5vw, 3.4rem);
  color:var(--accent);
  font-weight:700;
  line-height:1;
  margin-bottom:8px;
}
.stat-label{
  font-size:.9rem;
  color:var(--muted);
  letter-spacing:.02em;
}
@media(max-width:820px){
  .numbers .stats{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:520px){
  .numbers .stats{grid-template-columns:1fr}
}

/* Contact */
.contact{max-width:820px}
.contact .prose{font-size:1.05rem}
.contact-section .prose.light{color:rgba(255,255,255,.82)}
.scribble{
  margin-top:30px;
  opacity:.9;
}
.scribble svg{max-width:520px;height:auto}
.inline-link{
  color:var(--accent);
  font-weight:600;
  border-bottom:1px solid var(--accent);
  padding-bottom:1px;
}

/* Case studies */
.case{
  display:grid;
  grid-template-columns:260px 1fr;
  gap:48px;
  padding:40px 0;
  border-top:1px solid var(--rule);
}
.case:first-child{border-top:2px solid var(--fg)}
.case:last-child{border-bottom:1px solid var(--rule)}
.case-meta{
  position:sticky;
  top:20px;
  align-self:start;
}
.case-tag{
  display:inline-block;
  font-family:'Source Sans 3',sans-serif;
  font-size:.75rem;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:#fff;
  background:var(--accent);
  padding:5px 10px;
  margin-bottom:14px;
}
.case-industry{
  font-weight:600;
  color:var(--fg);
  margin-bottom:6px;
  font-size:.95rem;
}
.case-size{
  font-size:.88rem;
  color:var(--muted);
  font-variant-numeric:tabular-nums;
}
.case-body h2{
  font-size:clamp(1.4rem, 2.4vw, 1.9rem);
  margin-bottom:.6em;
}
.case-body p{color:var(--fg)}
.case-body p strong{color:var(--accent);text-transform:uppercase;font-size:.82rem;letter-spacing:.1em;font-weight:600;margin-right:4px}

@media(max-width:820px){
  .case{grid-template-columns:1fr;gap:16px;padding:30px 0}
  .case-meta{position:static}
}

/* Field notes */
.notes .note{
  display:grid;
  grid-template-columns:120px 1fr;
  gap:40px;
  padding:36px 0;
  border-top:1px solid var(--rule);
}
.notes .note:first-child{border-top:2px solid var(--fg)}
.notes .note:last-child{border-bottom:1px solid var(--rule)}
.note-date{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  line-height:1;
  font-family:'Source Sans 3',sans-serif;
}
.note-date .mo{
  font-size:.78rem;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--accent);
  font-weight:600;
  margin-bottom:6px;
}
.note-date .dy{
  font-family:'Playfair Display',serif;
  font-size:2.6rem;
  color:var(--fg);
  font-weight:700;
  margin-bottom:4px;
}
.note-date .yr{
  font-size:.88rem;
  color:var(--muted);
  font-variant-numeric:tabular-nums;
}
.note-body h2{
  font-size:clamp(1.3rem, 2.2vw, 1.7rem);
}
.note-body p{color:var(--fg)}
@media(max-width:820px){
  .notes .note{grid-template-columns:1fr;gap:12px;padding:28px 0}
  .note-date{flex-direction:row;gap:8px;align-items:baseline}
  .note-date .dy{font-size:1.4rem}
}

/* Footer */
.site-footer{
  background:var(--dark);
  color:#fff;
  padding:40px 0;
  font-size:.9rem;
}
.footer-inner{
  display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;
}
.footer-links{
  display:flex;gap:20px;
  font-size:.88rem;
}
.footer-links a{
  opacity:.75;
  border-bottom:1px solid rgba(255,255,255,.2);
  padding-bottom:2px;
  transition:opacity .15s, border-color .15s;
}
.footer-links a:hover{opacity:1;border-color:var(--accent)}
.site-footer p{margin:0;opacity:.65}
.site-footer .brand{color:#fff}
.tended{opacity:.75;font-style:italic;margin-left:4px}

/* 404 */
.err-wrap{
  min-height:70vh;
  display:flex;flex-direction:column;justify-content:center;align-items:flex-start;
  padding:80px 24px 80px;
  max-width:760px;margin:0 auto;
}
.err-code{
  font-family:'Playfair Display',serif;
  font-size:clamp(5rem,14vw,10rem);
  color:var(--accent);
  line-height:1;
  margin:0 0 10px;
}
.err-wrap a.cta{color:#fff}